:root {
  --bg: #fff8ef;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: #fffdf8;
  --ink: #1e2430;
  --muted: #5c6778;
  --accent: #ef6b57;
  --accent-deep: #d24b3d;
  --accent-soft: #ffe0b8;
  --accent-gold: #ffc857;
  --accent-aqua: #7bd7c4;
  --line: rgba(30, 36, 48, 0.1);
  --shadow: 0 22px 52px rgba(67, 53, 46, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(239, 107, 87, 0.2), transparent 34%),
    radial-gradient(circle at top right, rgba(123, 215, 196, 0.22), transparent 30%),
    radial-gradient(circle at 50% 18%, rgba(255, 200, 87, 0.16), transparent 26%),
    linear-gradient(180deg, #fff8ef 0%, #fffef9 42%, #f5fffc 100%);
  line-height: 1.6;
}

html.mobile-nav-open,
body.mobile-nav-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
}

.hero-shell {
  --hero-shell-padding-inline: clamp(1rem, 3vw, 2.5rem);
  position: relative;
  isolation: isolate;
  overflow: visible;
  min-height: 100vh;
  padding: 0 var(--hero-shell-padding-inline) 3rem;
}

.hero-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(255, 248, 239, 0.72), rgba(255, 252, 245, 0.78)),
    radial-gradient(circle at 20% 0%, rgba(255, 200, 87, 0.16), transparent 30%);
  pointer-events: none;
  z-index: -2;
}

.hero-shell::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top left, rgba(239, 107, 87, 0.12), transparent 34%),
    radial-gradient(circle at top right, rgba(123, 215, 196, 0.16), transparent 30%),
    linear-gradient(180deg, rgba(255, 248, 239, 0.1), rgba(255, 252, 245, 0.22));
  pointer-events: none;
  z-index: -1;
}

.subpage-shell {
  min-height: auto;
  padding-bottom: 1rem;
}

.registration-shell::before {
  background:
    linear-gradient(rgba(255, 248, 239, 0.92), rgba(255, 252, 246, 0.96)),
    url("assets/iit-sketch.jpg") center 30% / min(980px, 88vw) no-repeat;
  opacity: 0.18;
}

.transport-shell::before {
  background:
    linear-gradient(rgba(255, 247, 238, 0.86), rgba(241, 254, 250, 0.9)),
    url("assets/iit-sketch.jpg") center 28% / min(1040px, 90vw) no-repeat;
  opacity: 0.28;
}

.accommodation-shell::before {
  background:
    linear-gradient(rgba(255, 248, 241, 0.88), rgba(248, 255, 252, 0.94)),
    url("assets/iit-sketch.jpg") center 24% / min(1020px, 88vw) no-repeat;
  opacity: 0.24;
}

.programme-shell::before {
  background:
    linear-gradient(rgba(255, 248, 241, 0.88), rgba(255, 253, 247, 0.94)),
    url("assets/iit-sketch.jpg") center 26% / min(1020px, 88vw) no-repeat;
  opacity: 0.2;
}

.gallery-shell::before {
  background:
    linear-gradient(rgba(255, 248, 241, 0.88), rgba(241, 255, 251, 0.94)),
    url("assets/iit-sketch.jpg") center 20% / min(1040px, 90vw) no-repeat;
  opacity: 0.22;
}

.site-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: calc(100% + (2 * var(--hero-shell-padding-inline)));
  max-width: none;
  margin: 0 calc(-1 * var(--hero-shell-padding-inline)) 0;
  padding: 0.65rem 1.25rem;
  background: linear-gradient(90deg, #7057ef, #f49a4c);
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.site-topbar-socials {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  flex: 0 0 auto;
}

.site-topbar-social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.2rem;
  height: 1.2rem;
  color: #ffffff;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.site-topbar-social-link:hover {
  opacity: 0.8;
  transform: translateY(-1px);
}

.site-topbar-social-link svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

.site-nav {
  position: sticky;
  top: 1rem;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.9rem;
  width: calc(100% + (2 * var(--hero-shell-padding-inline)));
  max-width: none;
  margin: 0 calc(-1 * var(--hero-shell-padding-inline)) 0;
  padding: 0.8rem 1.1rem 0.8rem 1.2rem;
  background: rgba(255, 255, 252, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(18px);
  border-radius: 0;
  box-shadow: var(--shadow);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  font-weight: 700;
}

.brand-mark {
  display: block;
  width: 6rem;
  height: 6rem;
  object-fit: contain;
  flex: 0 0 auto;
}

.nav-links {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.2rem;
  flex: 1;
  min-width: 0;
  margin-left: 2.5rem;
  margin-right: 2rem;
  padding: 0.35rem;
  white-space: nowrap;
  overflow: visible;
}

.nav-links a {
  color: #410109;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  padding: 0.68rem 0.82rem;
  border-radius: 999px;
  flex: 0 0 auto;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.nav-links a:hover {
  background: rgba(164, 10, 247, 0.12);
  color: var(--accent-deep);
  transform: translateY(-1px);
}

.nav-links a[aria-current="page"] {
  background: rgba(158, 87, 239, 0.14);
  color: var(--accent-deep);
}

.nav-dropdown {
  position: relative;
  flex: 0 0 auto;
}

.nav-dropdown summary {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  list-style: none;
  color: #38404b;
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  padding: 0.68rem 0.82rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.nav-dropdown summary::-webkit-details-marker {
  display: none;
}

.nav-dropdown summary::after {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-1px);
  transition: transform 0.2s ease;
}

.nav-dropdown[open] summary::after {
  transform: rotate(-135deg) translateY(-1px);
}

.nav-dropdown summary:hover,
.nav-dropdown[open] summary {
  background: rgba(239, 107, 87, 0.12);
  color: var(--accent-deep);
  transform: translateY(-1px);
}

.nav-links .nav-dropdown summary {
  color: #410109;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  padding: 0.68rem 0.82rem;
  border-radius: 999px;
}

.nav-links .nav-dropdown summary:hover {
  background: rgba(164, 10, 247, 0.12);
  color: var(--accent-deep);
  transform: translateY(-1px);
}

.nav-links .nav-dropdown[open] summary {
  background: rgba(158, 87, 239, 0.14);
  color: var(--accent-deep);
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 0.55rem);
  left: 0;
  right: auto;
  display: grid;
  min-width: 13rem;
  max-width: min(100vw - 1.5rem, 18rem);
  padding: 0.5rem;
  background: rgba(255, 255, 250, 0.98);
  border: 1px solid rgba(30, 36, 48, 0.08);
  border-radius: 1.1rem;
  box-shadow: 0 18px 40px rgba(67, 53, 46, 0.1);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.nav-dropdown[open] .nav-dropdown-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown-menu a {
  width: 100%;
  padding: 0.8rem 0.95rem;
}

.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  padding: 0.3rem;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 1.6rem;
  height: 2px;
  margin: 0.28rem 0;
  background: var(--ink);
}

.mobile-nav-panel {
  display: none;
}

.hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  justify-items: center;
  align-content: center;
  align-items: center;
  width: calc(100% + (2 * var(--hero-shell-padding-inline)));
  max-width: none;
  margin: 0 calc(-1 * var(--hero-shell-padding-inline));
  min-height: calc(118vh - 10rem);
  position: relative;
  z-index: 1;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 14% 14%, rgba(255, 200, 87, 0.2), transparent 28%),
    radial-gradient(circle at 86% 18%, rgba(123, 215, 196, 0.18), transparent 30%),
    radial-gradient(circle at 50% 74%, rgba(239, 107, 87, 0.12), transparent 34%),
    linear-gradient(180deg, rgba(255, 248, 239, 0.38), rgba(255, 252, 245, 0.58));
  opacity: 1;
  filter: sepia(0.16) saturate(1.12) contrast(1.06) brightness(1.02);
  pointer-events: none;
  z-index: -1;
}

.hero-video {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
  opacity: 0.42;
  filter: saturate(1.05) contrast(1.04) brightness(1.08);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at center, rgba(255, 252, 245, 0.74) 0%, rgba(255, 252, 245, 0.58) 28%, rgba(255, 252, 245, 0.18) 54%, transparent 74%),
    linear-gradient(90deg, rgba(255, 248, 239, 0.28), transparent 22%, transparent 78%, rgba(241, 255, 251, 0.28)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.18), transparent 34%, rgba(255, 248, 239, 0.2));
  pointer-events: none;
  z-index: -1;
}

.hero-logo {
  position: absolute;
  top: 24%;
  z-index: 0;
  display: block;
  width: clamp(92px, 10vw, 142px);
  height: auto;
  object-fit: contain;
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
  backdrop-filter: none;
  opacity: 0.95;
}

.hero-logo-left {
  left: clamp(4rem, 9vw, 8rem);
  transform: translateY(-50%);
}

.hero-logo-right {
  right: clamp(4rem, 9vw, 8rem);
  transform: translateY(-50%);
}

.subpage-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  gap: 2rem;
  align-items: start;
  max-width: 1200px;
  margin: 0 auto;
}

.registration-hero {
  grid-template-columns: 1fr;
}

.registration-hero-copy {
  max-width: 880px;
}

.registration-banner {
  width: calc(100% + (2 * var(--hero-shell-padding-inline)));
  margin: 0 calc(-1 * var(--hero-shell-padding-inline));
  padding: 3.5rem 1.5rem 4rem;
  text-align: center;
  color: #f9f9f9;
  background:
    radial-gradient(circle at top center, rgba(255, 200, 87, 0.12), transparent 28%),
    linear-gradient(135deg, #0f2341 0%, #16315a 52%, #1d4270 100%);
}

.registration-banner-kicker {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 244, 214, 0.92);
}

.registration-banner-title {
  margin-top: 0.75rem;
  font-size: clamp(2.8rem, 6vw, 4.6rem);
  color: #ffffff;
}

.registration-banner-meta {
  max-width: 54rem;
  margin: 1rem auto 0;
  font-size: 1rem;
  color: rgba(238, 245, 255, 0.88);
}

.registration-banner-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.75rem;
}

.registration-banner-download {
  border-color: rgba(255, 216, 126, 0.4);
  background: linear-gradient(135deg, #ffd978, #ffbf5a);
  color: #4e2d00;
  box-shadow: 0 16px 30px rgba(255, 191, 90, 0.28);
}

.registration-banner-download:hover {
  background: linear-gradient(135deg, #ffa55c, #ffb347);
}

.registration-page {
  padding-bottom: 3rem;
}

.registration-info-section {
  padding-top: 2.25rem;
}

.registration-guide-shell {
  max-width: 1100px;
  margin: 0 auto;
}

.registration-guide-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.25rem;
  margin-bottom: 1rem;
  padding: 1.35rem 1.5rem;
  border-radius: 1.6rem;
  background: linear-gradient(135deg, rgba(255, 251, 243, 0.96), rgba(236, 252, 247, 0.9));
  border: 1px solid rgba(255, 200, 87, 0.24);
  box-shadow: var(--shadow);
}

.registration-guide-header h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
}

.registration-guide-link {
  align-self: center;
  font-weight: 700;
  color: var(--accent-deep);
  white-space: nowrap;
}

.registration-guide-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(240px, 0.72fr);
  gap: 1rem;
  align-items: start;
}

.registration-guide-card,
.registration-link-card {
  border-radius: 1.5rem;
  background: rgba(255, 255, 251, 0.96);
  border: 1px solid rgba(30, 36, 48, 0.08);
  box-shadow: var(--shadow);
}

.registration-guide-card {
  padding: 1.5rem;
}

.registration-guide-chip {
  display: inline-flex;
  padding: 0.42rem 0.78rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), #ffb057);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.registration-step-list {
  display: grid;
  gap: 0.85rem;
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
  counter-reset: registration-step;
}

.registration-step-list li {
  position: relative;
  padding-left: 3rem;
  color: var(--muted);
}

.registration-step-list li::before {
  counter-increment: registration-step;
  content: counter(registration-step);
  position: absolute;
  left: 0;
  top: 0.05rem;
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border-radius: 0.7rem;
  background: linear-gradient(135deg, #1c8f82, #39b6a5);
  color: #ffffff;
  font-size: 0.9rem;
  font-weight: 700;
}

.registration-journey-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.9rem; }
.registration-journey-list li { min-height: 7.2rem; padding: 1rem 1rem 1rem 3.35rem; border: 1px solid rgba(28, 143, 130, 0.16); border-radius: 1rem; background: linear-gradient(135deg, rgba(238, 250, 247, 0.9), rgba(255, 255, 252, 0.96)); }
.registration-journey-list li::before { left: 0.85rem; top: 1rem; }
.registration-journey-list strong { display: block; color: var(--ink); font-size: 1rem; }
.registration-journey-list span { display: block; margin-top: 0.35rem; color: var(--muted); font-size: 0.88rem; line-height: 1.4; }

.registration-note-box {
  margin-top: 1.4rem;
  padding: 1rem 1.1rem;
  border-radius: 1rem;
  background: linear-gradient(135deg, rgba(255, 243, 224, 0.92), rgba(255, 252, 236, 0.92));
  border: 1px solid rgba(255, 200, 87, 0.34);
  color: #7a5b14;
  font-size: 0.95rem;
}

.registration-assistance {
  margin-top: 1.25rem;
  padding: 1rem 1.1rem;
  border-radius: 1rem;
  background: linear-gradient(135deg, rgba(230, 248, 245, 0.88), rgba(246, 255, 253, 0.96));
  border: 1px solid rgba(123, 215, 196, 0.34);
}

.registration-assistance-label {
  margin: 0 0 0.55rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #1c8f82;
}

.registration-assistance-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.5rem;
}

.registration-assistance-links a {
  font-weight: 700;
  color: var(--ink);
}

.registration-side-panel {
  display: grid;
  gap: 1rem;
}

.registration-link-card {
  padding: 1.25rem;
}

.registration-link-card h3 {
  margin-bottom: 0.95rem;
}

.registration-link-card a {
  display: block;
  color: #1f496f;
  font-weight: 600;
}

.registration-link-card a + a {
  margin-top: 0.7rem;
  padding-top: 0.7rem;
  border-top: 1px solid rgba(30, 36, 48, 0.08);
}

.registration-profile-card p {
  margin: 0;
  color: var(--muted);
}

.registration-profile-card a {
  display: inline;
  color: var(--accent-deep);
}

.registration-support-card { display: grid; justify-items: start; background: linear-gradient(145deg, #193d5c, #286a68); color: #000000; }
.registration-support-card h3 { margin: 0.7rem 0 0; color: #000000; }
.registration-support-card p { margin: 0.35rem 0 1.1rem; color: rgba(0, 0, 0, 0.82); }
.registration-support-icon { display: grid; place-items: center; width: 2.5rem; height: 2.5rem; border-radius: 50%; background: rgba(255, 255, 255, 0.15); color: #000000; font-size: 1.4rem; font-weight: 800; }
.registration-support-button { display: inline-flex !important; align-items: center; gap: 0.6rem; margin: 0 !important; padding: 0.65rem 0.8rem; border: 1px solid rgba(93, 0, 255, 0.35); border-radius: 0.75rem; color: #000000 !important; }
.registration-support-button:hover { background: rgba(188, 171, 171, 0.12); transform: translateX(0) !important; }

.registration-fees-section {
  padding-top: 2.5rem;
}

.registration-fees-heading {
  margin-inline: auto;
  text-align: center;
}

.registration-fee-board {
  overflow-x: auto;
  padding: 0.8rem;
  border-radius: 1.8rem;
  background:
    radial-gradient(circle at 12% 0%, rgba(255, 255, 255, 0.34), transparent 28%),
    radial-gradient(circle at 96% 100%, rgba(119, 169, 145, 0.24), transparent 34%),
    linear-gradient(135deg, #ffad91 0%, #ffd67a 54%, #a8d7bf 100%);
  border: 1px solid rgba(255, 255, 255, 0.62);
  box-shadow: 0 18px 44px rgba(156, 101, 62, 0.13);
}

.registration-fee-matrix {
  width: 100%;
  min-width: 860px;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: 1.35rem;
  background: rgba(255, 255, 255, 0.66);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.62);
}

.registration-fee-matrix thead {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.72), rgba(255, 249, 231, 0.66) 52%, rgba(235, 249, 242, 0.72));
}

.registration-fee-matrix th,
.registration-fee-matrix td {
  padding: 0.95rem 1rem;
  border: 1px solid rgba(30, 36, 48, 0.07);
  text-align: left;
}

.registration-fee-matrix thead th {
  color: #07305f;
  font-size: 0.84rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.registration-fee-matrix thead th span {
  display: inline-block;
  margin-top: 0.25rem;
  font-size: 0.72rem;
  letter-spacing: 0;
  text-transform: none;
  color: #4f5b69;
}

.registration-fee-matrix tbody th[scope="rowgroup"] {
  vertical-align: top;
  font-size: 0.95rem;
  color: #07305f;
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 255, 255, 0.28), transparent 36%),
    linear-gradient(145deg, rgba(255, 226, 180, 0.82), rgba(220, 239, 219, 0.78));
}

.registration-fee-matrix tbody td {
  color: #334155;
  background: rgba(255, 255, 255, 0.58);
}

.registration-fee-matrix tbody td:nth-child(n + 3) {
  font-weight: 700;
  color: #07305f;
  background: rgba(255, 248, 231, 0.62);
}

.registration-fee-matrix tbody tr:nth-child(even) td {
  background: rgba(241, 251, 248, 0.58);
}

.registration-fee-matrix tbody tr:nth-child(even) td:nth-child(n + 3) {
  background: rgba(230, 248, 242, 0.68);
}

.registration-fee-footnote {
  margin-top: 1rem;
  padding: 1rem 1.1rem;
  border: 1px dashed rgba(30, 36, 48, 0.18);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.62);
  color: var(--muted);
  font-size: 0.92rem;
}

.registration-fee-footnote p {
  margin: 0;
}

.registration-fee-footnote p + p {
  margin-top: 0.4rem;
}

.registration-page-hero,
.abstract-page-hero,
.contact-page-hero,
.accommodation-travel-hero,
.sponsorship-banner,
.gallery-hero {
  padding-bottom: 3.3rem;
}

.registration-page-hero {
  background:
    radial-gradient(circle at top center, rgba(255, 200, 87, 0.16), transparent 25%),
    linear-gradient(135deg, #132842 0%, #256263 52%, #d8644e 100%);
}

.sponsorship-banner {
  background:
    radial-gradient(circle at top center, rgba(255, 200, 87, 0.18), transparent 25%),
    linear-gradient(135deg, #132842 0%, #6c5f32 52%, #d8644e 100%);
}

.sponsorship-page {
  padding-bottom: 3.5rem;
}

.sponsorship-intro-section {
  padding-top: 1.8rem;
  padding-bottom: 2rem;
}

.sponsorship-letter-card {
  max-width: 820px;
  margin: 0 auto;
  padding: 1.6rem 1.7rem;
  border-radius: 1.5rem;
  background: linear-gradient(135deg, rgba(255, 255, 253, 0.98), rgba(242, 251, 248, 0.9));
  border: 1px solid rgba(30, 36, 48, 0.08);
  box-shadow: var(--shadow);
}

.sponsorship-letter-card p {
  margin: 0;
  color: var(--muted);
}

.sponsorship-letter-card p + p {
  margin-top: 1rem;
}

.sponsorship-letter-note {
  padding-top: 1rem;
  border-top: 1px solid rgba(30, 36, 48, 0.1);
  color: var(--accent-deep);
  font-weight: 600;
}

.sponsorship-packages-section {
  padding-top: 1rem;
}

.sponsorship-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  align-items: start;
}

.sponsorship-card {
  min-height: 100%;
  padding: 1.2rem 1.2rem 1.3rem;
  border-radius: 1.35rem;
  background: rgba(255, 255, 252, 0.98);
  border: 1px solid rgba(30, 36, 48, 0.08);
  box-shadow: var(--shadow);
}

.sponsorship-tier {
  display: inline-flex;
  align-items: center;
  padding: 0.38rem 0.72rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.sponsorship-card h3 {
  margin-top: 0.9rem;
  font-size: 1.9rem;
  color: var(--ink);
}

.sponsorship-card ul {
  margin: 1rem 0 0;
  padding: 1rem 0 0 1.1rem;
  border-top: 1px solid rgba(30, 36, 48, 0.08);
  color: var(--muted);
}

.sponsorship-card li + li {
  margin-top: 0.7rem;
}

.sponsorship-card-diamond .sponsorship-tier {
  background: rgba(125, 191, 255, 0.18);
  color: #1d5f9b;
}

.sponsorship-card-platinum .sponsorship-tier {
  background: rgba(184, 193, 216, 0.2);
  color: #4f5f89;
}

.sponsorship-card-gold .sponsorship-tier {
  background: rgba(255, 215, 120, 0.24);
  color: #9a6900;
}

.sponsorship-card-silver .sponsorship-tier {
  background: rgba(218, 224, 232, 0.42);
  color: #5b6775;
}

.sponsorship-card-startup .sponsorship-tier {
  background: rgba(123, 215, 196, 0.22);
  color: #18786e;
}

.sponsorship-footnote {
  max-width: 1100px;
  margin-inline: auto;
}

.accommodation-travel-hero {
  background:
    radial-gradient(circle at top center, rgba(123, 215, 196, 0.18), transparent 25%),
    linear-gradient(135deg, #132842 0%, #286568 52%, #d8644e 100%);
}

.travel-visa-hero {
  background:
    radial-gradient(circle at top center, rgba(255, 200, 87, 0.18), transparent 25%),
    linear-gradient(135deg, #092a43 0%, #26536c 50%, #c85d3c 100%);
}

.accommodation-travel-page {
  padding-bottom: 3.2rem;
}

.accommodation-travel-layout-section {
  padding-top: 1.6rem;
}

.accommodation-travel-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  max-width: 1120px;
  margin: 0 auto;
}

.accommodation-travel-panel {
  min-height: 100%;
  padding: 1.4rem;
  border-radius: 1.45rem;
  background: rgba(255, 255, 252, 0.96);
  border: 1px solid rgba(30, 36, 48, 0.08);
  box-shadow: var(--shadow);
}

.accommodation-travel-panel h2 {
  font-size: clamp(1.8rem, 3vw, 2.3rem);
}

.accommodation-travel-block {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(30, 36, 48, 0.1);
}

.accommodation-travel-block h3 {
  font-size: 1rem;
  margin-bottom: 0.8rem;
  color: #22324c;
}

.accommodation-travel-block .detail-list {
  margin-top: 0;
}

.accommodation-travel-intro {
  margin-top: 1rem;
  color: #5c7390;
}

.accommodation-rate-table-wrap {
  margin-top: 1rem;
  overflow-x: auto;
  border-radius: 0.9rem;
  border: 1px solid rgba(30, 36, 48, 0.1);
}

.accommodation-rate-table {
  width: 100%;
  border-collapse: collapse;
  background: rgba(241, 249, 247, 0.7);
}

.accommodation-rate-table th,
.accommodation-rate-table td {
  padding: 0.8rem 0.9rem;
  border-bottom: 1px solid rgba(30, 36, 48, 0.08);
  text-align: left;
  font-size: 0.92rem;
}

.accommodation-rate-table thead th {
  background: rgba(222, 240, 238, 0.8);
  color: var(--ink);
  font-weight: 700;
}

.accommodation-travel-final-notes {
  margin-top: 1rem;
}

.accommodation-travel-contact-note {
  margin: 1rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid rgba(30, 36, 48, 0.1);
  color: #5c7390;
}

.travel-visa-steps {
  margin: 1rem 0 0;
  padding-left: 1.2rem;
  color: #4f5b69;
}

.travel-visa-steps li + li {
  margin-top: 0.75rem;
}

/* Accommodation-only and travel guide layouts */
.accommodation-only-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.9fr);
  gap: 1.25rem;
  max-width: 1120px;
  margin: 0 auto;
}

.accommodation-overview-panel {
  background: linear-gradient(135deg, rgba(255, 255, 252, 0.98), rgba(232, 246, 242, 0.96));
}

.accommodation-overview-panel h2,
.accommodation-contact-card h2 {
  margin-top: 0.35rem;
}

.accommodation-option-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
  margin-top: 1.35rem;
}

.accommodation-option {
  display: flex;
  gap: 0.8rem;
  padding: 1rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid rgba(31, 89, 87, 0.12);
}

.accommodation-option-number,
.travel-route-card > span {
  flex: 0 0 auto;
  color: var(--accent-deep);
  font-weight: 800;
  letter-spacing: 0.08em;
}

.accommodation-option h3,
.travel-route-card h3 {
  margin: 0;
  font-size: 1rem;
}

.accommodation-option p,
.travel-route-card p {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.accommodation-contact-card,
.travel-help-card {
  padding: 1.55rem;
  border-radius: 1.45rem;
  background: linear-gradient(145deg, #173d58, #276a68);
  color: #fff;
  box-shadow: var(--shadow);
}

.accommodation-contact-card .eyebrow,
.travel-help-card .eyebrow { color: #ffd27b; }
.accommodation-contact-card h2,
.travel-help-card h2 { color: #fff; }
.accommodation-contact-card p,
.travel-help-card p { color: rgba(255, 255, 255, 0.84); }
.accommodation-contact-card .accommodation-travel-contact-note { border-color: rgba(255, 255, 255, 0.2); }
.accommodation-contact-card a,
.travel-help-link { color: #fff; font-weight: 800; }

/* Accommodation showcase */
.accommodation-showcase { max-width: 1120px; margin: 0 auto; }
.accommodation-showcase-heading { text-align: center; margin: 0 auto 1.45rem; }
.accommodation-showcase-heading h2 { margin: 0.3rem 0 0.95rem; font-size: clamp(2.1rem, 4.5vw, 3.5rem); }
.accommodation-status-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.55rem; }
.accommodation-status-row span { padding: 0.42rem 0.7rem; border-radius: 999px; background: rgba(38, 101, 104, 0.1); color: #245c5d; font-size: 0.82rem; font-weight: 700; }
.stay-choice-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
.stay-choice-card { position: relative; overflow: hidden; min-height: 22rem; padding: clamp(1.5rem, 3vw, 2.2rem); border-radius: 1.6rem; color: #fff; box-shadow: 0 18px 42px rgba(25, 62, 75, 0.2); }
.stay-choice-card::after { content: ""; position: absolute; width: 15rem; height: 15rem; right: -4rem; bottom: -7rem; border: 1px solid rgba(255, 255, 255, 0.2); border-radius: 50%; box-shadow: 0 0 0 2rem rgba(255, 255, 255, 0.055), 0 0 0 4.1rem rgba(255, 255, 255, 0.04); }
.stay-choice-hostel { background: linear-gradient(135deg, #174a66, #28716c); }
.stay-choice-guesthouse { background: linear-gradient(135deg, #c45c44, #d89752); }
.stay-choice-card > * { position: relative; z-index: 1; }
.stay-choice-icon { display: grid; place-items: center; width: 3.5rem; height: 3.5rem; border-radius: 1rem; background: rgba(255, 255, 255, 0.18); font-family: Georgia, serif; font-size: 2rem; }
.stay-choice-label { margin: 1.45rem 0 0.35rem; color: rgba(255, 255, 255, 0.76); font-size: 0.76rem; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; }
.stay-choice-card h3 { margin: 0; color: #fff; font-size: clamp(1.85rem, 3vw, 2.55rem); }
.stay-choice-card ul { display: grid; gap: 0.65rem; margin: 1.3rem 0 0; padding: 0; list-style: none; }
.stay-choice-card li { display: flex; gap: 0.55rem; align-items: flex-start; line-height: 1.4; }
.stay-choice-card li::before { content: "✓"; flex: 0 0 auto; font-weight: 800; }
.stay-choice-footer { position: absolute; right: 1.55rem; bottom: 1.45rem; left: 1.55rem; padding-top: 0.8rem; border-top: 1px solid rgba(255, 255, 255, 0.25); color: rgba(255, 255, 255, 0.82); font-size: 0.88rem; }
.accommodation-action-band { display: grid; grid-template-columns: 0.72fr 1.7fr auto; gap: 1.25rem; align-items: center; margin-top: 1.25rem; padding: 1.3rem 1.45rem; border: 1px solid rgba(24, 77, 87, 0.12); border-radius: 1.25rem; background: #f1f8f5; }
.accommodation-action-band h3 { margin: 0.25rem 0 0; font-size: 1.35rem; }
.accommodation-request-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.8rem; margin: 0; padding: 0; list-style: none; }
.accommodation-request-steps li { display: grid; grid-template-columns: 1.8rem 1fr; column-gap: 0.5rem; align-items: center; }
.accommodation-request-steps span { grid-row: span 2; display: grid; place-items: center; width: 1.8rem; height: 1.8rem; border-radius: 50%; background: #276a68; color: #fff; font-weight: 800; }
.accommodation-request-steps strong { font-size: 0.9rem; }
.accommodation-request-steps small { color: var(--muted); line-height: 1.25; }
.accommodation-request-link { display: inline-flex; align-items: center; gap: 0.6rem; padding: 0.75rem 0.9rem; border-radius: 0.65rem; background: #173d58; color: #fff; font-size: 0.85rem; font-weight: 800; text-decoration: none; white-space: nowrap; }
.accommodation-request-link:hover { background: #0f2f47; }

.travel-guide { max-width: 1120px; margin: 0 auto; }
.travel-page-intro { display: none; }
.travel-page-intro h2 { margin: 0.3rem 0 0.65rem; font-size: clamp(2rem, 4vw, 3rem); }
.travel-page-intro > p:last-child { color: var(--muted); }
.legacy-travel-content { display: none; }

.visa-reference-layout { max-width: 1250px; margin: 0 auto; color: #102033; }
.visa-reference-layout h2 { font-family: inherit; font-size: clamp(1.7rem, 2.8vw, 2.35rem); font-weight: 500; }
.visa-process-section { padding: 1.4rem 0 2.25rem; text-align: center; }
.visa-process-section > h2 { margin-bottom: 2.7rem; text-transform: uppercase; letter-spacing: 0.01em; }
.visa-process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2.4rem; }
.visa-process-step { position: relative; min-width: 0; }
.visa-process-step:not(:last-child)::after { content: "➜"; position: absolute; top: 1.05rem; right: -1.8rem; color: #625d59; font-size: 3.2rem; line-height: 1; transform: rotate(-10deg); }
.visa-step-number { display: grid; place-items: center; width: 4.25rem; height: 4.25rem; margin: 0 auto 1.65rem; border-radius: 50%; background: #087df2; color: #fff; font-size: 1.75rem; font-weight: 300; }
.visa-process-step h3 { margin: 0; font-size: clamp(1.05rem, 1.5vw, 1.35rem); font-weight: 500; }
.visa-process-step p { margin: 0.65rem auto 0; max-width: 15rem; font-size: 0.97rem; line-height: 1.45; }
.visa-advisory-section, .how-to-reach-section { max-width: 1125px; margin: 0 auto; }
.visa-advisory-section h2, .how-to-reach-section h2 { margin: 0 0 0.75rem; }
.visa-advisory-section > p { margin: 0.35rem 0; font-size: 0.98rem; }
.visa-advisory-section a { color: #087df2; }
.visa-category-intro { margin-top: 1.9rem !important; font-size: 1.1rem !important; }
.visa-category-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0.75rem; margin-top: 0.5rem; }
.visa-category-grid button { display: grid; place-items: center; min-height: 4.3rem; padding: 0.65rem; border: 0; border-radius: 0.25rem; background: #aa004f; color: #fff; font: inherit; text-align: center; cursor: pointer; transition: transform 0.18s ease, background-color 0.18s ease; }
.visa-category-grid button:hover { background: #880040; transform: translateY(-2px); }
.visa-category-grid button:focus-visible { outline: 3px solid #087df2; outline-offset: 3px; }
.visa-guidelines-link { display: inline-block; margin-top: 2.6rem; padding: 0.6rem 0.8rem; border-radius: 0.28rem; background: #087df2; color: #fff !important; font-size: 0.82rem; text-decoration: none; }
.how-to-reach-section { margin-top: 2.6rem; }
.how-to-reach-notice { margin-top: 1rem; padding: 1.25rem 1.4rem; background: #18bddb; font-weight: 650; }
.how-to-reach-notice p { margin: 0; line-height: 1.5; }
.how-to-reach-notice p + p { margin-top: 0.9rem; }
.travel-map-stack { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin-top: 1rem; }
.travel-map-card { margin: 0; overflow: hidden; border: 1px solid rgba(16, 32, 51, 0.14); border-radius: 0.55rem; background: #fff; }
.travel-map-card figcaption { padding: 0.8rem 1rem; font-weight: 750; color: #173d58; }
.travel-map-card iframe { display: block; width: 100%; height: 300px; }

.visa-modal { width: min(720px, calc(100vw - 2rem)); max-height: min(760px, calc(100vh - 2rem)); padding: 0; border: 0; border-radius: 1rem; color: #102033; box-shadow: 0 1.5rem 4rem rgba(8, 26, 43, 0.32); }
.visa-modal::backdrop { background: rgba(9, 30, 49, 0.6); backdrop-filter: blur(2px); }
.visa-modal-header { position: sticky; top: 0; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.2rem 1.4rem; background: #173d58; color: #fff; }
.visa-modal-header h2 { margin: 0; color: inherit; font-family: inherit; font-size: clamp(1.35rem, 3vw, 1.8rem); }
.visa-modal-close { display: grid; place-items: center; width: 2.2rem; height: 2.2rem; padding: 0; border: 0; border-radius: 50%; background: #fff; color: #173d58; font-size: 1.8rem; line-height: 1; cursor: pointer; }
.visa-modal-content { padding: 0 1.4rem; overflow-y: auto; }
.visa-modal-content section { padding: 1.1rem 0; border-bottom: 1px solid rgba(16, 32, 51, 0.14); }
.visa-modal-content section:last-child { border-bottom: 0; }
.visa-modal-content h3 { margin: 0 0 0.75rem; color: #8b0041; font-size: 1.1rem; }
.visa-modal-content dl { display: grid; grid-template-columns: 7rem 1fr; gap: 0.45rem 1rem; margin: 0; }
.visa-modal-content dt { font-weight: 800; }
.visa-modal-content dd { margin: 0; line-height: 1.45; }
.visa-modal-content ul { margin: 0; padding-left: 1.25rem; }
.visa-modal-content li + li { margin-top: 0.45rem; }
.visa-modal-source { margin: 0; padding: 1rem 1.4rem 1.25rem; background: #f0f8fc; border-top: 1px solid rgba(16, 32, 51, 0.1); color: #405569; font-size: 0.87rem; }
.visa-modal-source a { color: #075fbb; font-weight: 700; }

.committee-page { display: flex; flex-direction: column; }
.committee-page > .committee-section:nth-of-type(1) { order: 1; }
.committee-page > .committee-section:nth-of-type(2) { order: 2; }
.committee-page > .alt-section { order: 3; }
.committee-page > .young-organizers-section { order: 4; }
.travel-visa-layout { align-items: stretch; }
.travel-visa-layout .accommodation-travel-panel:first-child { background: linear-gradient(135deg, rgba(255, 255, 252, 0.98), rgba(235, 245, 252, 0.95)); }
.travel-visa-layout .accommodation-travel-panel:last-child { background: linear-gradient(145deg, #173d58, #276a68); }
.travel-visa-layout .accommodation-travel-panel:last-child h2,
.travel-visa-layout .accommodation-travel-panel:last-child h3 { color: #fff; }
.travel-visa-layout .accommodation-travel-panel:last-child p,
.travel-visa-layout .accommodation-travel-panel:last-child li { color: rgba(255, 255, 255, 0.86); }
.travel-visa-layout .accommodation-travel-panel:last-child .accommodation-travel-block,
.travel-visa-layout .accommodation-travel-panel:last-child .accommodation-travel-contact-note { border-color: rgba(255, 255, 255, 0.18); }
.travel-visa-layout .accommodation-travel-panel:last-child a { color: #fff; font-weight: 700; }
.travel-guide-intro { max-width: 700px; text-align: center; margin: 0 auto 1.7rem; }
.travel-guide-intro h2 { margin: 0.3rem 0 0.7rem; font-size: clamp(2rem, 4vw, 3rem); }
.travel-guide-intro > p:last-child { color: var(--muted); }
.travel-route-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-bottom: 1rem; }
.travel-route-card { padding: 1.35rem; border: 1px solid rgba(30, 36, 48, 0.08); border-radius: 1.25rem; background: rgba(255, 255, 252, 0.96); box-shadow: var(--shadow); }
.travel-route-card > span { display: block; margin-bottom: 1rem; color: #c85d3c; }
.travel-guide-columns { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.9fr); gap: 1rem; }
.travel-visa-panel { background: rgba(255, 255, 252, 0.96); }
.travel-help-card { display: flex; flex-direction: column; justify-content: center; }
.travel-help-link { display: inline-block; width: fit-content; margin-top: 0.6rem; }
.travel-help-note { margin-top: 1.4rem; padding-top: 1rem; border-top: 1px solid rgba(255, 255, 255, 0.2); font-size: 0.86rem; }

.committee-section-intro { max-width: 620px; margin: 0.85rem auto 0; color: var(--muted); }
.young-organizers-section { background: linear-gradient(180deg, rgba(239, 247, 244, 0.78), rgba(255, 255, 252, 0)); }
.young-organizers-grid .committee-card { flex-basis: calc((100% - 5rem) / 5); }
.registration-internal-rate td { background: rgba(232, 246, 242, 0.5); }

@media (max-width: 820px) {
  .accommodation-only-layout,
  .travel-guide-columns { grid-template-columns: 1fr; }
  .registration-journey-list { grid-template-columns: 1fr; }
  .stay-choice-grid { grid-template-columns: 1fr; }
  .accommodation-action-band { grid-template-columns: 1fr; }
  .accommodation-request-link { justify-content: center; }
  .travel-route-grid { grid-template-columns: 1fr; }
  .young-organizers-grid .committee-card { flex-basis: calc((100% - 1.25rem) / 2); }
  .visa-process-steps { grid-template-columns: repeat(2, 1fr); row-gap: 2.5rem; }
  .visa-process-step:nth-child(2)::after { display: none; }
  .visa-category-grid { grid-template-columns: repeat(3, 1fr); }
  .travel-map-stack { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .accommodation-option-grid { grid-template-columns: 1fr; }
  .accommodation-status-row { align-items: stretch; flex-direction: column; }
  .accommodation-request-steps { grid-template-columns: 1fr; }
  .young-organizers-grid .committee-card { flex-basis: 100%; }
  .visa-process-steps, .visa-category-grid { grid-template-columns: 1fr; }
  .visa-process-step:not(:last-child)::after { content: "↓"; position: static; display: block; margin-top: 0.7rem; transform: none; font-size: 2rem; }
  .visa-process-step { display: grid; justify-items: center; }
  .visa-modal-content dl { grid-template-columns: 1fr; gap: 0.2rem; }
  .visa-modal-content dd { margin-bottom: 0.45rem; }
}

.policy-layout-section {
  padding-top: 2rem;
}

.policy-panel {
  max-width: 920px;
  margin: 0 auto;
  padding: clamp(1.4rem, 3vw, 2rem);
}

.policy-panel p,
.policy-panel .detail-list {
  color: #4f5b69;
}

.policy-panel a {
  color: #173a66;
  font-weight: 700;
}

.legal-body {
  background: #f7f8fb;
}

.legal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem clamp(1rem, 5vw, 3rem);
  background: #ffffff;
  border-bottom: 1px solid rgba(30, 36, 48, 0.1);
}

.legal-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--ink);
  font-weight: 800;
}

.legal-brand img {
  width: 4.25rem;
  height: 4.25rem;
  object-fit: contain;
}

.legal-home-link {
  color: #173a66;
  font-weight: 800;
}

.legal-page {
  padding: clamp(2rem, 6vw, 4.5rem) 1rem;
}

.legal-document {
  width: min(920px, 100%);
  margin: 0 auto;
  padding: clamp(1.4rem, 4vw, 3rem);
  background: #ffffff;
  border: 1px solid rgba(30, 36, 48, 0.1);
  border-radius: 8px;
  box-shadow: 0 18px 48px rgba(30, 36, 48, 0.08);
}

.legal-document-header {
  padding-bottom: 1.4rem;
  margin-bottom: 1.4rem;
  border-bottom: 1px solid rgba(30, 36, 48, 0.1);
}

.legal-kicker {
  margin: 0 0 0.6rem;
  color: var(--accent-deep);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.legal-document h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2.1rem, 5vw, 3.4rem);
}

.legal-document h3 {
  margin: 0 0 0.65rem;
  color: var(--ink);
  font-size: 1.05rem;
}

.legal-document p,
.legal-document .detail-list {
  color: #4f5b69;
}

.legal-document a {
  color: #173a66;
  font-weight: 800;
}

.legal-section {
  padding-top: 1.15rem;
  margin-top: 1.15rem;
  border-top: 1px solid rgba(30, 36, 48, 0.1);
}

.legal-section .detail-list {
  margin: 0;
}

.contact-page-hero {
  background:
    radial-gradient(circle at top center, rgba(255, 200, 87, 0.16), transparent 25%),
    linear-gradient(135deg, #132842 0%, #245d70 52%, #d8644e 100%);
}

.contact-page {
  padding-bottom: 3rem;
}

.contact-page-section {
  padding-top: 1.7rem;
}

.contact-page-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

.contact-page-card,
.contact-page-map-card {
  padding: 1.35rem;
  border-radius: 1.45rem;
  background: rgba(255, 255, 252, 0.96);
  border: 1px solid rgba(30, 36, 48, 0.08);
  box-shadow: var(--shadow);
}

.contact-page-card h2,
.contact-page-map-card h2 {
  font-size: clamp(1.7rem, 3vw, 2.2rem);
}

.contact-page-intro {
  margin: 0.65rem 0 1rem;
  color: var(--muted);
}

.contact-page-detail-block {
  padding: 0.95rem 0;
  border-top: 1px solid rgba(30, 36, 48, 0.1);
}

.contact-page-detail-block:first-of-type {
  margin-top: 0.5rem;
}

.contact-page-detail-block p {
  margin: 0;
  color: var(--muted);
}

.contact-page-detail-block p + p {
  margin-top: 0.3rem;
}

.contact-page-label {
  margin-bottom: 0.35rem;
  color: var(--accent-deep);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.contact-page-form {
  display: grid;
  gap: 0.9rem;
}

.contact-page-submit {
  width: 100%;
}

.contact-page-map-copy p {
  margin: 0.5rem 0 1rem;
  color: var(--muted);
}

.contact-page-map-frame {
  overflow: hidden;
  border-radius: 1rem;
  border: 1px solid rgba(30, 36, 48, 0.08);
  box-shadow: 0 10px 26px rgba(67, 53, 46, 0.08);
}

.contact-page-map-frame iframe {
  display: block;
  width: 100%;
  min-height: 300px;
}

.contact-page-map-link {
  display: inline-flex;
  margin-top: 0.9rem;
  font-weight: 700;
  color: var(--accent-deep);
}

.abstract-page-hero {
  background:
    radial-gradient(circle at top center, rgba(123, 215, 196, 0.18), transparent 25%),
    linear-gradient(135deg, #132842 0%, #285a65 52%, #d8644e 100%);
}

.abstract-page {
  padding-bottom: 3rem;
}

.abstract-page-section {
  padding-top: 1.8rem;
}

.abstract-page-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(0, 1.22fr);
  gap: 1rem;
}

.abstract-info-card,
.abstract-form-shell {
  padding: 1.4rem;
  border-radius: 1.45rem;
  background: rgba(255, 255, 252, 0.96);
  border: 1px solid rgba(30, 36, 48, 0.08);
  box-shadow: var(--shadow);
}

.abstract-highlight-box {
  margin-top: 1.2rem;
  padding: 1rem 1.05rem;
  border-radius: 1rem;
  background: linear-gradient(135deg, rgba(255, 243, 224, 0.94), rgba(244, 255, 252, 0.94));
  border: 1px solid rgba(255, 200, 87, 0.26);
  color: #5e5860;
}

.abstract-quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.abstract-submission-checklist { display: grid; gap: 0.7rem; margin: 1.2rem 0 0; padding: 0; list-style: none; }
.abstract-submission-checklist li { display: grid; grid-template-columns: 2.3rem 1fr; gap: 0.7rem; align-items: center; padding: 0.8rem; border-radius: 0.85rem; background: rgba(255, 255, 255, 0.62); border: 1px solid rgba(31, 73, 111, 0.1); }
.abstract-submission-checklist li > span { display: grid; place-items: center; width: 2.3rem; height: 2.3rem; border-radius: 0.65rem; background: #8b0041; color: #fff; font-size: 0.75rem; font-weight: 800; }
.abstract-submission-checklist strong { display: block; color: var(--ink); font-size: 0.92rem; }
.abstract-submission-checklist small { display: block; margin-top: 0.15rem; color: var(--muted); line-height: 1.35; }

.abstract-form-shell h2 {
  margin-bottom: 1rem;
}

.abstract-form {
  padding: 0;
  border-radius: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.abstract-date-grid {
  margin-bottom: 1.5rem;
}

.abstract-date-card {
  color: #ffffff;
  background:
    radial-gradient(circle at top right, rgba(123, 215, 196, 0.18), transparent 36%),
    linear-gradient(135deg, #132842 0%, #285a65 58%, #d8644e 100%);
  border: 1px solid rgba(255, 255, 255, 0.22);
  box-shadow: 0 18px 42px rgba(19, 40, 66, 0.14);
}

.abstract-date-card:nth-child(1) {
  background:
    radial-gradient(circle at top right, rgba(255, 200, 87, 0.2), transparent 34%),
    linear-gradient(135deg, #132842 0%, #2b626b 56%, #d8644e 100%);
}

.abstract-date-card:nth-child(2) {
  background:
    radial-gradient(circle at top right, rgba(255, 200, 87, 0.18), transparent 34%),
    linear-gradient(135deg, #17304c 0%, #2c6268 58%, #c55b48 100%);
}

.abstract-date-card:nth-child(3) {
  background:
    radial-gradient(circle at top right, rgba(239, 107, 87, 0.16), transparent 34%),
    linear-gradient(135deg, #142b45 0%, #255767 56%, #1c8f82 100%);
}

.abstract-date-card:nth-child(4) {
  background:
    radial-gradient(circle at top right, rgba(123, 215, 196, 0.2), transparent 34%),
    linear-gradient(135deg, #1b3149 0%, #2f6570 58%, #d8644e 100%);
}

.abstract-date-card:nth-child(5) {
  background:
    radial-gradient(circle at top right, rgba(255, 200, 87, 0.16), transparent 34%),
    linear-gradient(135deg, #132842 0%, #285a65 56%, #b65349 100%);
}

.abstract-date-card h3,
.abstract-date-card .timeline-item strong,
.abstract-date-card .timeline-item span {
  color: #ffffff;
}

.abstract-date-card .timeline-item {
  border-top-color: rgba(255, 255, 255, 0.18);
}

.abstract-date-card .timeline-item span {
  color: rgba(255, 255, 255, 0.82);
}

.transport-hero {
  grid-template-columns: 1fr;
}

.transport-hero-copy {
  max-width: 920px;
}

.accommodation-hero {
  grid-template-columns: 1fr;
}

.accommodation-hero-copy {
  max-width: 880px;
}

.programme-hero {
  grid-template-columns: 1fr;
}

.programme-hero-copy {
  max-width: 900px;
}

.programme-banner {
  position: relative;
  width: calc(100% + (2 * var(--hero-shell-padding-inline)));
  margin: 0 calc(-1 * var(--hero-shell-padding-inline));
  padding: 3.5rem 1.25rem 4rem;
  text-align: center;
  color: #ffffff;
  background:
    radial-gradient(circle at 18% 18%, rgba(255, 200, 87, 0.28), transparent 24%),
    radial-gradient(circle at 84% 8%, rgba(123, 215, 196, 0.22), transparent 26%),
    linear-gradient(135deg, #10223d 0%, #255f64 48%, #d8644e 100%);
  overflow: hidden;
}

.programme-banner::before,
.programme-banner::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.programme-banner::before {
  inset: auto -8% -42% -8%;
  height: 70%;
  background:
    linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.16), transparent),
    repeating-linear-gradient(115deg, rgba(255, 255, 255, 0.08) 0 1px, transparent 1px 34px);
  transform: rotate(-3deg);
}

.programme-banner::after {
  right: clamp(1.2rem, 7vw, 6rem);
  bottom: 1.6rem;
  width: clamp(7rem, 18vw, 13rem);
  aspect-ratio: 1;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 50%;
  box-shadow:
    inset 0 0 0 28px rgba(255, 255, 255, 0.04),
    0 0 80px rgba(255, 200, 87, 0.2);
}

.programme-banner-inner {
  position: relative;
  z-index: 1;
  max-width: 780px;
  margin: 0 auto;
}

.programme-banner-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
}

.programme-banner-tags span {
  display: inline-flex;
  padding: 0.35rem 0.72rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.26);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  backdrop-filter: blur(12px);
}

.programme-banner-title {
  margin-top: 1rem;
  color: #ffffff;
  font-size: clamp(2.6rem, 6vw, 4.2rem);
}

.programme-banner-copy {
  max-width: 44rem;
  margin: 0.9rem auto 0;
  color: rgba(236, 243, 255, 0.88);
  font-size: 1rem;
}

.programme-overview-section {
  background:
    radial-gradient(circle at 14% 24%, rgba(255, 200, 87, 0.18), transparent 24%),
    radial-gradient(circle at 86% 8%, rgba(123, 215, 196, 0.16), transparent 26%);
  padding-top: 2rem;
  padding-bottom: 2.2rem;
}

.programme-overview-heading {
  text-align: center;
  margin-inline: auto;
}

.programme-overview-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  max-width: 760px;
  margin: 0 auto;
}

.programme-overview-card {
  position: relative;
  overflow: hidden;
  padding: 1.45rem;
  border-radius: 1.45rem;
  background:
    linear-gradient(135deg, rgba(255, 255, 251, 0.98), rgba(255, 243, 216, 0.92) 48%, rgba(236, 251, 247, 0.9));
  border: 1px solid rgba(255, 190, 89, 0.24);
  box-shadow: 0 26px 68px rgba(67, 53, 46, 0.13);
}

.programme-overview-card::after {
  content: "";
  position: absolute;
  right: -4rem;
  top: -5rem;
  width: 13rem;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(239, 107, 87, 0.22), transparent 66%);
}

.programme-card-label {
  margin: 0 0 0.95rem;
  color: var(--accent-deep);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.programme-link-pills {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.programme-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.7rem;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  background: rgba(241, 249, 247, 0.92);
  border: 1px solid rgba(123, 215, 196, 0.24);
  color: var(--ink);
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.programme-pill:hover {
  border-color: rgba(239, 107, 87, 0.28);
  box-shadow: 0 12px 26px rgba(67, 53, 46, 0.12);
  transform: translateY(-2px);
}

.programme-pill-warm {
  background: linear-gradient(135deg, #ffd978, #ffbe59);
  border-color: rgba(255, 190, 89, 0.24);
  color: #513000;
}

.committee-banner {
  background:
    radial-gradient(circle at top center, rgba(255, 200, 87, 0.16), transparent 25%),
    linear-gradient(135deg, #132842 0%, #256263 52%, #d8644e 100%);
}

.committee-page {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-bottom: 1rem;
  background:
    radial-gradient(circle at 12% 4%, rgba(239, 107, 87, 0.14), transparent 28%),
    radial-gradient(circle at 88% 14%, rgba(123, 215, 196, 0.18), transparent 30%),
    linear-gradient(180deg, rgba(255, 248, 239, 0.78) 0%, rgba(255, 253, 247, 0.9) 38%, rgba(245, 255, 252, 0.94) 100%);
}

.committee-page::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: url("assets/IIT kgp bg 2.jpg") top center / min(1500px, 100vw) auto no-repeat;
  opacity: 0.14;
  filter: saturate(1.08) contrast(1.03);
  pointer-events: none;
}

.committee-page::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(180deg, rgba(255, 248, 239, 0.12), rgba(255, 248, 239, 0.58) 32%, rgba(255, 255, 249, 0.86) 68%, rgba(245, 255, 252, 0.9)),
    radial-gradient(circle at 50% 0%, rgba(255, 200, 87, 0.16), transparent 40%);
  pointer-events: none;
}

.committee-page > .section {
  position: relative;
  z-index: 1;
}

.committee-section {
  padding-top: 3.2rem;
}

.committee-heading {
  text-align: center;
  margin-inline: auto;
}

.committee-grid,
.committee-advisory-grid {
gap: 1.25rem;
}

.committee-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.25rem;
  max-width: 980px;
  margin-inline: auto;
}

.committee-hierarchy {
  display: grid;
  gap: 1.65rem;
  max-width: 760px;
  margin: 0 auto;
}

.committee-leadership-group {
  display: grid;
  gap: 0.95rem;
  position: relative;
  justify-items: center;
}

.committee-leadership-group + .committee-leadership-group {
  padding-top: 1.4rem;
}

.committee-leadership-group + .committee-leadership-group::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: min(420px, 72%);
  height: 1px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, rgba(239, 107, 87, 0.28), transparent);
}

.committee-group-title {
  margin: 0;
  color: var(--ink);
  font-family: "Fraunces", serif;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  text-align: center;
}

.committee-hierarchy-row {
  display: grid;
  gap: 1rem;
  justify-content: center;
  width: 100%;
}

.committee-hierarchy-row-single {
  grid-template-columns: minmax(230px, 300px);
}

.committee-hierarchy-row-pair {
  grid-template-columns: repeat(2, minmax(220px, 285px));
}

.committee-hierarchy-row + .committee-hierarchy-row {
  margin-top: 0.1rem;
}

.committee-leadership-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.committee-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  justify-content: center;
}

.committee-two-grid,
.committee-advisory-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 820px;
  margin-inline: auto;
}

.committee-card,
.committee-advisory-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 100%;
  border-radius: 1.35rem;
  background:
    radial-gradient(circle at 22% 0%, rgba(255, 255, 255, 0.34), transparent 28%),
    radial-gradient(circle at 92% 92%, rgba(119, 169, 145, 0.25), transparent 34%),
    linear-gradient(135deg, #ffad91 0%, #ffd67a 54%, #a8d7bf 100%);
  border: 1px solid rgba(255, 255, 255, 0.58);
  box-shadow: 0 16px 38px rgba(156, 101, 62, 0.16);
  color: inherit;
  text-decoration: none;
}

.committee-card {
  display: grid;
  justify-items: center;
  padding: 1rem 0.9rem 0.95rem;
  text-align: center;
  transition: transform 0.22s ease, box-shadow 0.22s ease;
  flex: 0 1 calc((100% - 3.75rem) / 4);
}

.committee-card::before,
.committee-advisory-card::before {
  content: "";
  position: absolute;
  inset: 0.9rem;
  z-index: 0;
  border-radius: 1.15rem;
  background: rgba(255, 255, 255, 0.62);
}

.committee-card > *,
.committee-advisory-card > * {
  position: relative;
  z-index: 1;
}

.committee-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 48px rgba(156, 101, 62, 0.2);
}

.committee-card:focus-visible,
.committee-advisory-card:focus-visible {
  outline: 3px solid rgba(189, 89, 74, 0.42);
  outline-offset: 4px;
}

.committee-card-featured {
  border-color: rgba(255, 255, 255, 0.64);
}

.committee-card-convenor {
  border-color: rgba(255, 255, 255, 0.64);
}

.committee-photo {
  display: block;
  width: 5.4rem;
  height: 5.4rem;
  border-radius: 50%;
  object-fit: cover;
  background: rgba(219, 211, 196, 0.55);
  border: 3px solid rgba(255, 255, 255, 0.82);
  box-shadow: 0 10px 22px rgba(89, 78, 61, 0.14);
}

.committee-card-body {
  width: 100%;
  padding: 0.75rem 0.35rem 0.1rem;
}

.committee-role {
  margin: 0 0 0.4rem;
  color: var(--accent-deep);
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.committee-card h3,
.committee-advisory-card h3 {
  font-size: 1rem;
  line-height: 1.18;
}

.committee-card p:last-child,
.committee-advisory-card p:last-child {
  margin-bottom: 0;
  color: var(--muted);
}

.committee-advisory-card {
  padding: 1.35rem 1.25rem;
  text-align: center;
}

.committee-advisory-grid-single {
  grid-template-columns: minmax(0, 410px);
  justify-content: center;
}

.speaker-banner {
  background:
    radial-gradient(circle at top center, rgba(123, 215, 196, 0.18), transparent 24%),
    linear-gradient(135deg, #143143 0%, #1a5c67 54%, #bd594a 100%);
}

.speaker-page-section {
  padding-top: 3.2rem;
}

#invited-speakers::before {
  content: none;
}

.speaker-page-heading {
  text-align: center;
  margin-inline: auto;
}

.speaker-update-section {
  display: grid;
  place-items: center;
  width: 100%;
  padding: 2.5rem clamp(1rem, 5vw, 4rem) 3.4rem;
  text-align: center;
}

.speaker-update-note {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  width: min(100%, 620px);
  margin: 0 auto;
  padding: 1rem 1.25rem;
  border-radius: 999px;
  color: var(--accent-deep);
  font-weight: 700;
  line-height: 1.45;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(189, 89, 74, 0.16);
  box-shadow: 0 16px 36px rgba(89, 78, 61, 0.1);
}

.speaker-profile-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.25rem;
  max-width: 980px;
  margin-inline: auto;
}

.speaker-profile-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: grid;
  justify-items: center;
  flex: 0 1 calc((100% - 3.75rem) / 4);
  min-height: 100%;
  padding: 1rem 0.9rem 0.95rem;
  border-radius: 1.35rem;
  text-align: center;
  background:
    radial-gradient(circle at 22% 0%, rgba(255, 255, 255, 0.34), transparent 28%),
    radial-gradient(circle at 92% 92%, rgba(119, 169, 145, 0.25), transparent 34%),
    linear-gradient(135deg, #ffad91 0%, #ffd67a 54%, #a8d7bf 100%);
  border: 1px solid rgba(255, 255, 255, 0.58);
  box-shadow: 0 16px 38px rgba(156, 101, 62, 0.16);
}

.speaker-profile-link {
  position: absolute;
  inset: 0;
  z-index: 2;
  border-radius: inherit;
}

.speaker-profile-link:focus-visible {
  outline: 3px solid rgba(189, 89, 74, 0.42);
  outline-offset: 4px;
}

.speaker-profile-card::before {
  content: "";
  position: absolute;
  inset: 0.9rem;
  z-index: 0;
  border-radius: 1.15rem;
  background: rgba(255, 255, 255, 0.62);
}

.speaker-profile-card > *:not(.speaker-profile-link) {
  position: relative;
  z-index: 1;
}

.speaker-profile-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 48px rgba(156, 101, 62, 0.2);
}

.speaker-profile-photo {
  display: block;
  width: 5.4rem;
  height: 5.4rem;
  border-radius: 50%;
  object-fit: cover;
  background: rgba(219, 211, 196, 0.55);
  border: 3px solid rgba(255, 255, 255, 0.82);
  box-shadow: 0 10px 22px rgba(89, 78, 61, 0.14);
}

.speaker-profile-body {
  width: 100%;
  padding: 0.75rem 0.35rem 0.1rem;
}

.speaker-category {
  margin: 0 0 0.4rem;
  color: var(--accent-deep);
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.speaker-profile-body h3 {
  font-size: 1rem;
  line-height: 1.18;
}

.speaker-affiliation {
  margin: 0.45rem 0 0;
  color: var(--ink);
  font-weight: 700;
  font-size: 0.86rem;
  line-height: 1.35;
}

.speaker-topic {
  margin: 0.45rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.35;
}

.programme-themes-section {
  position: relative;
  isolation: isolate;
  overflow: visible;
  padding-top: 2.7rem;
  background: #ffffff;
}

.programme-themes-section::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 100vw;
  transform: translateX(-50%);
  z-index: -1;
  background:
    radial-gradient(circle at 14% 14%, rgba(255, 200, 87, 0.2), transparent 28%),
    radial-gradient(circle at 86% 18%, rgba(123, 215, 196, 0.18), transparent 30%),
    radial-gradient(circle at 50% 74%, rgba(239, 107, 87, 0.12), transparent 34%),
    linear-gradient(180deg, rgba(255, 248, 239, 0.48), rgba(255, 252, 245, 0.74)),
    url("assets/iit-sketch.jpg") center 56% / cover no-repeat;
  opacity: 0.86;
  filter: sepia(0.16) saturate(1.12) contrast(1.04) brightness(1.04);
  pointer-events: none;
}

.programme-themes-section::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 100vw;
  transform: translateX(-50%);
  z-index: -1;
  background:
    radial-gradient(ellipse at center, rgba(255, 252, 245, 0.66) 0%, rgba(255, 252, 245, 0.46) 38%, transparent 74%),
    linear-gradient(90deg, rgba(255, 248, 239, 0.34), transparent 24%, transparent 76%, rgba(241, 255, 251, 0.34));
  pointer-events: none;
}

.programme-track-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(15rem, 100%), 1fr));
  gap: 1.15rem;
  counter-reset: programme-track;
}

.programme-track-card {
  counter-increment: programme-track;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 100%;
  padding: 1.55rem 1.35rem 1.4rem;
  border-radius: 1.45rem;
  background:
    linear-gradient(145deg, rgba(255, 255, 252, 0.98), rgba(255, 247, 232, 0.94) 58%, rgba(239, 252, 249, 0.92));
  border: 1px solid rgba(239, 107, 87, 0.12);
  box-shadow: 0 18px 48px rgba(67, 53, 46, 0.11);
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease, background 0.22s ease;
}

.programme-track-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(circle at 0% 0%, rgba(255, 200, 87, 0.38), transparent 34%),
    radial-gradient(circle at 100% 0%, rgba(123, 215, 196, 0.3), transparent 32%),
    linear-gradient(135deg, rgba(239, 107, 87, 0.08), transparent 46%);
  opacity: 0.95;
}

.programme-track-card::after {
  content: counter(programme-track, decimal-leading-zero);
  position: absolute;
  right: 0.9rem;
  bottom: 0.45rem;
  z-index: -1;
  color: rgba(216, 75, 61, 0.075);
  font-family: "Fraunces", Georgia, serif;
  font-size: 4.9rem;
  font-weight: 700;
  line-height: 1;
}

.programme-track-card:nth-child(3n + 2) {
  background:
    linear-gradient(145deg, rgba(255, 255, 252, 0.98), rgba(242, 251, 248, 0.94) 56%, rgba(255, 246, 226, 0.92));
  border-color: rgba(123, 215, 196, 0.18);
}

.programme-track-card:nth-child(3n + 3) {
  background:
    linear-gradient(145deg, rgba(255, 255, 252, 0.98), rgba(255, 241, 224, 0.94) 58%, rgba(243, 239, 255, 0.86));
  border-color: rgba(112, 87, 239, 0.14);
}

.programme-track-card h3::before {
  content: "";
  display: block;
  width: 2.6rem;
  height: 0.28rem;
  margin-bottom: 0.85rem;
  border-radius: 999px;
  background: linear-gradient(90deg, #ef6b57, #ffc857);
}

.programme-track-card:nth-child(3n + 2) h3::before {
  background: linear-gradient(90deg, #0d9b8e, #ffc857);
}

.programme-track-card:nth-child(3n + 3) h3::before {
  background: linear-gradient(90deg, #7057ef, #ef6b57);
}

.programme-track-card:hover {
  border-color: rgba(239, 107, 87, 0.28);
  box-shadow: 0 26px 64px rgba(67, 53, 46, 0.16);
  transform: translateY(-5px);
}

.programme-track-icon {
  display: inline-grid;
  place-items: center;
  width: 1.8rem;
  height: 1.8rem;
  border-radius: 0.55rem;
  background: linear-gradient(135deg, #ef6b57, #ffc857);
  color: #ffffff;
  box-shadow: 0 10px 18px rgba(239, 107, 87, 0.22);
  font-size: 0.95rem;
  font-weight: 800;
}

.programme-track-card h3 {
  margin: 0;
  max-width: 90%;
  color: #202a3b;
  font-size: 1.12rem;
  line-height: 1.35;
  letter-spacing: 0.01em;
}

.programme-track-card p {
  margin: 0.7rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.programme-page-section {
  padding-top: 3.3rem;
}

.programme-timetable-heading {
  max-width: 900px;
  margin-inline: auto;
  text-align: center;
}

.programme-timetable-heading .eyebrow {
  color: #0d7a78;
  letter-spacing: 0.22em;
}

.programme-timetable-heading h2 {
  font-size: clamp(2.8rem, 6vw, 4.2rem);
}

.programme-timetable-heading .hero-subtitle {
  max-width: 56rem;
  margin-left: auto;
  margin-right: auto;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  color: #5b7391;
}

.gallery-hero {
  background:
    radial-gradient(circle at top center, rgba(255, 200, 87, 0.16), transparent 25%),
    linear-gradient(135deg, #132842 0%, #285a65 52%, #d8644e 100%);
}

.gallery-hero-copy {
  max-width: 920px;
}

.registration-workflow {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2rem;
  text-align: left;
}

.registration-workflow-step {
  position: relative;
  min-height: 100%;
  padding: 1.15rem 1.2rem;
  border-radius: 1.4rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(255, 247, 239, 0.96));
  border: 1px solid rgba(239, 107, 87, 0.12);
  box-shadow: 0 16px 34px rgba(67, 53, 46, 0.06);
}

.registration-workflow-step strong,
.registration-workflow-step span {
  display: block;
}

.registration-workflow-step strong {
  margin-bottom: 0.4rem;
}

.registration-workflow-step span {
  color: var(--muted);
}

.hero-copy,
.hero-logo,
.hero-panel,
.content-card,
.highlight-card,
.info-card,
.speaker-card,
.contact-card {
  animation: rise 0.7s ease both;
}

.hero-copy {
  position: relative;
  z-index: 1;
  max-width: 760px;
  margin: 0 auto;
  padding: clamp(1rem, 2vw, 2rem) 0;
  text-align: center;
  text-shadow: none;
}

.hero-copy h1 {
  color: #10223d;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent-deep);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.8rem;
  font-weight: 700;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.05;
}

h1,
h2 {
  font-family: "Fraunces", serif;
}

h1 {
  font-size: clamp(3.5rem, 9vw, 7rem);
  letter-spacing: -0.04em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  letter-spacing: -0.03em;
}

h3 {
  font-size: 1.25rem;
}

.hero-subtitle {
  max-width: 42rem;
  margin: 1.5rem auto 0;
  font-size: 1.15rem;
  color: #516174;
}

.registration-fee-table-wrap {
  margin: 1.75rem auto 0;
  width: min(100%, 760px);
}

.registration-fee-table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: 1.5rem;
  background: rgba(255, 255, 252, 0.94);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.registration-fee-table caption {
  padding: 1rem 1rem 0.85rem;
  font-family: "Fraunces", serif;
  font-size: clamp(1.35rem, 2.4vw, 1.8rem);
  font-weight: 700;
  color: var(--ink);
  text-transform: capitalize;
}

.registration-fee-table th,
.registration-fee-table td {
  padding: 1rem 1.25rem;
  text-align: left;
}

.registration-fee-table thead {
  background: rgba(255, 200, 87, 0.22);
}

.registration-fee-table th {
  font-size: 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.registration-fee-table tbody tr + tr {
  border-top: 1px solid var(--line);
}

.registration-fee-table td:last-child,
.registration-fee-table th:last-child {
  font-weight: 700;
  color: var(--accent-deep);
}

.hero-conference-name {
  margin: 1rem 0 0;
  font-size: clamp(1.5rem, 3vw, 2.35rem);
  font-weight: 700;
  line-height: 1.2;
  color: #143143;
}

.hero-conference-date {
  margin: 0.35rem 0 0;
  font-size: clamp(1.2rem, 2.2vw, 1.75rem);
  font-weight: 600;
  color: #9f3f1f;
  line-height: 1.25;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
  justify-content: center;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.9rem 1.3rem;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: linear-gradient(135deg, var(--accent), #f49a4c);
  color: white;
  box-shadow: 0 16px 32px rgba(239, 107, 87, 0.28);
}

.button-primary:hover {
  background: linear-gradient(135deg, var(--accent-deep), #ef7f45);
}

.button-secondary {
  border: 1px solid rgba(123, 215, 196, 0.32);
  background: rgba(255, 255, 255, 0.78);
}

.hero-actions .button {
  position: relative;
  overflow: hidden;
  min-height: 3.75rem;
  padding: 1rem 3.25rem 1rem 1.35rem;
  border: 1px solid rgba(255, 255, 255, 0.62);
  border-radius: 1.05rem;
  box-shadow: 0 18px 42px rgba(67, 53, 46, 0.16);
  backdrop-filter: blur(12px);
  text-shadow: none;
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
}

.hero-actions .button::after {
  content: ">";
  position: absolute;
  right: 1rem;
  top: 50%;
  display: grid;
  place-items: center;
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.3);
  font-size: 1rem;
  line-height: 1;
}

.hero-actions .button-primary {
  background:
    radial-gradient(circle at 18% 0%, rgba(255, 255, 255, 0.2), transparent 34%),
    linear-gradient(100deg, #7057ef 0%, #b27396 52%, #f49a4c 100%);
  color: #ffffff;
}

.hero-actions .button-secondary {
  background:
    radial-gradient(circle at 18% 0%, rgba(255, 255, 255, 0.2), transparent 34%),
    linear-gradient(100deg, #7057ef 0%, #b27396 52%, #f49a4c 100%);
  border-color: rgba(255, 255, 255, 0.62);
  color: #ffffff;
}

.hero-actions .button-secondary::after {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.3);
}

.hero-actions .button:hover {
  box-shadow: 0 24px 54px rgba(67, 53, 46, 0.2);
}

.important-dates-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.9rem; margin-top: 1.25rem; }
.important-date-cta { position: relative; display: grid; grid-template-columns: 1fr auto; min-width: min(100%, 330px); padding: 1.05rem 1.15rem; overflow: hidden; border-radius: 1.2rem; color: #fff; text-decoration: none; box-shadow: 0 16px 30px rgba(49, 75, 96, 0.18); transition: transform 0.2s ease, box-shadow 0.2s ease; }
.important-date-cta::before { content: ""; position: absolute; width: 8rem; height: 8rem; top: -4rem; right: -2rem; border-radius: 50%; background: rgba(255, 255, 255, 0.18); }
.important-date-cta > * { position: relative; z-index: 1; }
.important-date-cta-kicker { grid-column: 1; color: rgba(255, 255, 255, 0.78); font-size: 0.7rem; font-weight: 800; letter-spacing: 0.11em; text-transform: uppercase; }
.important-date-cta strong { grid-column: 1; margin-top: 0.25rem; font-size: 1.08rem; line-height: 1.25; }
.important-date-cta > span:last-child { grid-column: 2; grid-row: 1 / span 2; align-self: center; display: grid; place-items: center; width: 2.25rem; height: 2.25rem; border: 1px solid rgba(255, 255, 255, 0.32); border-radius: 50%; font-size: 1.2rem; }
.important-date-cta-abstract { background: linear-gradient(105deg, #7456e9, #d58a9c 62%, #f3a34d); }
.important-date-cta-registration { background: linear-gradient(105deg, #325d80, #278f83); }
.important-date-cta:hover { color: #fff; transform: translateY(-4px); box-shadow: 0 22px 38px rgba(49, 75, 96, 0.25); }

.hero-panel {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
  padding: 1rem;
  width: 100%;
  max-width: 1040px;
  border-radius: 2rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(255, 241, 223, 0.9) 52%, rgba(227, 250, 245, 0.86));
  border: 1px solid rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
  align-items: stretch;
}

.hero-panel .panel-card {
  padding: 1rem 1.05rem;
}

.hero-panel .panel-card h2 {
  font-size: 1.45rem;
  margin: 0.25rem 0 0.4rem;
}

.hero-panel .panel-card p:last-child,
.hero-panel .panel-grid span {
  font-size: 0.9rem;
}

.hero-panel .panel-label {
  font-size: 0.76rem;
}

.hero-panel .panel-grid {
  gap: 0.75rem;
  padding: 1rem 1.05rem;
}

.panel-card,
.panel-grid,
.content-card,
.highlight-card,
.info-card,
.speaker-card,
.programme-item,
.contact-card {
  border-radius: 1.5rem;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: 0 16px 40px rgba(67, 53, 46, 0.06);
}

.panel-card {
  padding: 1.35rem;
}

.panel-card h2 {
  font-size: 1.8rem;
  margin: 0.3rem 0 0.5rem;
}

.panel-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.panel-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  padding: 1.25rem;
}

.panel-grid strong,
.panel-grid span {
  display: block;
}

.panel-grid span {
  margin-top: 0.4rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 5rem clamp(1rem, 3vw, 2.5rem);
}

.alt-section {
  position: relative;
}

.alt-section::before {
  content: "";
  position: absolute;
  inset: 1rem 0;
  background:
    linear-gradient(135deg, rgba(255, 242, 225, 0.72), rgba(236, 253, 248, 0.68));
  border-top: 1px solid rgba(255, 255, 255, 0.88);
  border-bottom: 1px solid rgba(30, 36, 48, 0.08);
  z-index: -1;
}

.section-heading {
  max-width: 48rem;
  margin-bottom: 2rem;
}

.two-column,
.submission-layout,
.contact-grid {
  display: grid;
  gap: 1.5rem;
}

.two-column,
.submission-layout {
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.85fr);
}

.abstract-hero,
.abstract-grid {
  display: grid;
  gap: 1.5rem;
}

.abstract-hero {
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.7fr);
  margin-bottom: 1.5rem;
}

.abstract-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 1.5rem;
}

.content-card,
.highlight-card,
.info-card,
.speaker-card,
.contact-card {
  padding: 1.5rem;
}

.highlight-card ul {
  padding-left: 1.2rem;
  margin: 1rem 0 0;
}

.highlight-card li + li {
  margin-top: 0.7rem;
}

.info-grid,
.speaker-grid,
.contact-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.info-grid,
.speaker-grid {
  display: grid;
  gap: 1.25rem;
}

.topic-list {
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 0.9rem;
}

.abstract-intro-card,
.abstract-card,
.submission-callout,
.timeline-card,
.submission-banner {
  position: relative;
  overflow: hidden;
}

.abstract-intro-card::after,
.submission-banner::after {
  content: "";
  position: absolute;
  inset: auto -10% -40% auto;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(239, 107, 87, 0.16), transparent 70%);
  pointer-events: none;
}

.submission-sidebar {
  display: grid;
  gap: 1rem;
}

.submission-callout,
.timeline-card,
.submission-banner {
  border-radius: 1.5rem;
  background: linear-gradient(135deg, rgba(255, 250, 242, 0.98), rgba(255, 237, 210, 0.92) 54%, rgba(228, 250, 244, 0.88));
  border: 1px solid rgba(239, 107, 87, 0.12);
  box-shadow: 0 18px 42px rgba(67, 53, 46, 0.07);
}

.submission-callout,
.timeline-card {
  padding: 1.4rem;
}

.submission-callout h3,
.abstract-card h3,
.timeline-card h3,
.submission-banner h3 {
  margin-bottom: 0.8rem;
}

.detail-list {
  margin: 1rem 0 0;
  padding-left: 1.2rem;
}

.detail-list li + li {
  margin-top: 0.65rem;
}

.topic-list span {
  display: inline-flex;
  padding: 0.8rem 1rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent-soft), rgba(123, 215, 196, 0.3));
  border: 1px solid rgba(239, 107, 87, 0.14);
  font-weight: 500;
}

.timeline-list {
  display: grid;
  gap: 0.9rem;
}

.timeline-item {
  padding: 0.9rem 0 0;
  border-top: 1px solid rgba(30, 36, 48, 0.1);
}

.timeline-item:first-child {
  padding-top: 0;
  border-top: 0;
}

.timeline-item strong,
.timeline-item span {
  display: block;
}

.timeline-item span {
  margin-top: 0.3rem;
  color: var(--muted);
}

.submission-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.5rem;
  padding: 1.5rem;
}

.submission-page-section {
  padding-top: 2rem;
}

#important-dates {
  position: relative;
  max-width: none;
  margin: 0;
  padding: 3.8rem clamp(1rem, 5vw, 4rem) 4.4rem;
  background:
    radial-gradient(circle at 8% 12%, rgba(255, 200, 87, 0.2), transparent 24%),
    radial-gradient(circle at 92% 0%, rgba(112, 87, 239, 0.12), transparent 24%),
    linear-gradient(180deg, #ffffff 0%, #fffaf2 100%);
}

#important-dates .section-heading {
  max-width: 820px;
  margin-inline: auto;
  text-align: center;
}

#important-dates .abstract-grid {
  max-width: 1120px;
  margin: 0 auto;
  gap: 1.15rem;
  counter-reset: important-date;
}

#important-dates .timeline-card {
  counter-increment: important-date;
  isolation: isolate;
  min-height: 100%;
  padding: 1.45rem;
  border: 0;
  border-radius: 1.35rem;
  background: linear-gradient(145deg, #fff3c4, #ff7a59);
  box-shadow: 0 24px 58px rgba(216, 75, 61, 0.18);
  color: #ffffff;
}

#important-dates .timeline-card:nth-child(2) {
  background: linear-gradient(145deg, #ffe08a, #f57c00 48%, #9f3f1f);
  box-shadow: 0 24px 58px rgba(245, 124, 0, 0.2);
}

#important-dates .timeline-card:nth-child(3) {
  background: linear-gradient(145deg, #7bd7c4, #256263 50%, #173a66);
  box-shadow: 0 24px 58px rgba(37, 98, 99, 0.22);
}

#important-dates .timeline-card::before {
  content: counter(important-date, decimal-leading-zero);
  position: absolute;
  right: 1rem;
  top: 0.75rem;
  color: rgba(255, 255, 255, 0.18);
  font-family: "Fraunces", Georgia, serif;
  font-size: 4.8rem;
  font-weight: 700;
  line-height: 1;
  z-index: -1;
}

#important-dates .timeline-card::after {
  content: "";
  position: absolute;
  inset: auto -18% -38% auto;
  width: 12rem;
  aspect-ratio: 1;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  pointer-events: none;
}

#important-dates .timeline-card h3 {
  max-width: 82%;
  margin: 0 0 1.15rem;
  color: #ffffff;
  font-size: 1.24rem;
  line-height: 1.25;
}

#important-dates .timeline-list {
  position: relative;
  z-index: 1;
}

#important-dates .timeline-item {
  display: grid;
  gap: 0.75rem;
  padding: 0;
  border: 0;
}

#important-dates .timeline-item strong {
  width: fit-content;
  padding: 0.42rem 0.72rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  color: #8f2f16;
  font-size: 0.92rem;
  box-shadow: 0 10px 24px rgba(67, 53, 46, 0.12);
}

#important-dates .timeline-card:nth-child(3) .timeline-item strong {
  color: #173a66;
}

#important-dates .timeline-item span {
  margin: 0;
  color: rgba(255, 255, 255, 0.88);
  font-weight: 500;
  line-height: 1.55;
}

#about {
  position: relative;
  max-width: none;
  margin: 0;
  padding: 4.4rem clamp(1rem, 5vw, 4rem);
  background:
    radial-gradient(circle at 12% 20%, rgba(123, 215, 196, 0.16), transparent 26%),
    radial-gradient(circle at 88% 14%, rgba(255, 200, 87, 0.18), transparent 28%),
    linear-gradient(180deg, #ffffff 0%, #fff8ef 100%);
  overflow: hidden;
}

#about::before {
  content: "";
  position: absolute;
  inset: 2rem clamp(1rem, 5vw, 4rem);
  border: 1px solid rgba(30, 36, 48, 0.06);
  border-radius: 2rem;
  pointer-events: none;
}

#about .section-heading,
#about .two-column {
  position: relative;
  z-index: 1;
  max-width: 1120px;
  margin-inline: auto;
}

#about .section-heading {
  text-align: center;
}

#about .section-heading h2 {
  max-width: 760px;
  margin-inline: auto;
}

#about .content-card,
#about .highlight-card {
  border-radius: 1.6rem;
  border: 1px solid rgba(30, 36, 48, 0.08);
  box-shadow: 0 26px 68px rgba(67, 53, 46, 0.11);
}

#about .content-card {
  position: relative;
  overflow: hidden;
  padding: clamp(1.5rem, 3vw, 2.2rem);
  background:
    radial-gradient(circle at 0% 0%, rgba(255, 200, 87, 0.36), transparent 34%),
    radial-gradient(circle at 100% 0%, rgba(123, 215, 196, 0.28), transparent 32%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.99), rgba(247, 255, 252, 0.94) 56%, rgba(255, 245, 229, 0.94));
}

#about .content-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 0.5rem;
  height: 100%;
  background: linear-gradient(180deg, #ef6b57, #ffc857, #7bd7c4);
}

#about .content-card::after {
  content: "NBEC 2027";
  position: absolute;
  right: 1rem;
  bottom: 0.6rem;
  color: rgba(30, 36, 48, 0.045);
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(3rem, 7vw, 5rem);
  font-weight: 700;
  line-height: 1;
}

#about .content-card p {
  position: relative;
  z-index: 1;
  margin: 0;
  color: #465268;
  font-size: 1.05rem;
  line-height: 1.8;
}

#about .content-card p + p {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(30, 36, 48, 0.08);
}

#about .highlight-card {
  padding: clamp(1.45rem, 3vw, 2rem);
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 200, 87, 0.26), transparent 38%),
    linear-gradient(145deg, #173a66, #256263 55%, #d8644e);
  color: #ffffff;
}

#about .highlight-card h3 {
  margin: 0;
  color: #ffffff;
  font-size: clamp(1.55rem, 3vw, 2rem);
}

#about .highlight-card ul {
  display: grid;
  gap: 0.85rem;
  margin-top: 1.2rem;
  padding: 0;
  list-style: none;
}

#about .highlight-card li {
  position: relative;
  margin: 0;
  padding: 0.85rem 0.95rem 0.85rem 2.45rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.9);
  font-weight: 600;
}

#about .highlight-card li::before {
  content: "";
  position: absolute;
  left: 0.95rem;
  top: 1.18rem;
  width: 0.58rem;
  height: 0.58rem;
  border-radius: 50%;
  background: #ffc857;
  box-shadow: 0 0 0 5px rgba(255, 200, 87, 0.16);
}

.snst-host-section {
  position: relative;
  max-width: none;
  margin: 0;
  padding: 4.8rem clamp(1rem, 5vw, 4rem);
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(23, 58, 102, 0.05) 1px, transparent 1px),
    linear-gradient(180deg, rgba(23, 58, 102, 0.05) 1px, transparent 1px),
    radial-gradient(circle at 14% 12%, rgba(112, 87, 239, 0.13), transparent 24%),
    radial-gradient(circle at 92% 20%, rgba(123, 215, 196, 0.24), transparent 28%),
    linear-gradient(180deg, #f7fffc 0%, #ffffff 58%, #fff8ef 100%);
  background-size:
    48px 48px,
    48px 48px,
    auto,
    auto,
    auto;
}

.snst-host-section::before,
.snst-host-section::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.snst-host-section::before {
  inset: 3rem clamp(1rem, 5vw, 4rem);
  border: 1px solid rgba(30, 36, 48, 0.07);
  border-radius: 2rem;
}

.snst-host-section::after {
  right: clamp(1.2rem, 6vw, 5rem);
  top: 3.5rem;
  width: min(22rem, 42vw);
  aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 50%, rgba(239, 107, 87, 0.2) 0 0.34rem, transparent 0.38rem),
    radial-gradient(circle at 23% 30%, rgba(23, 58, 102, 0.22) 0 0.28rem, transparent 0.32rem),
    radial-gradient(circle at 72% 27%, rgba(123, 215, 196, 0.38) 0 0.3rem, transparent 0.34rem),
    radial-gradient(circle at 33% 74%, rgba(255, 200, 87, 0.42) 0 0.32rem, transparent 0.36rem),
    linear-gradient(32deg, transparent 47%, rgba(23, 58, 102, 0.13) 48% 52%, transparent 53%),
    linear-gradient(145deg, transparent 47%, rgba(23, 58, 102, 0.11) 48% 52%, transparent 53%);
  opacity: 0.8;
}

.snst-host-shell {
  position: relative;
  z-index: 1;
  max-width: 1160px;
  margin: 0 auto;
}

.snst-host-section .section-heading {
  max-width: 780px;
  margin-inline: auto;
  text-align: center;
}

.snst-host-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.15rem, 2.4vw, 1.7rem);
  align-items: start;
}

.snst-photo-panel,
.snst-copy-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(30, 36, 48, 0.08);
  border-radius: 1.6rem;
  box-shadow: 0 28px 70px rgba(23, 58, 102, 0.13);
}

.snst-photo-panel {
  margin: 0;
  isolation: isolate;
  background: #fffef8;
}

.snst-photo-panel::before {
  display: none;
}

.snst-photo-panel::after {
  display: none;
}

.snst-photo-panel img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.snst-photo-panel figcaption {
  padding: 0.8rem 1rem 0.95rem;
  color: #173a66;
  font-weight: 700;
  line-height: 1.35;
  background: #fffef8;
}

.snst-copy-panel {
  padding: clamp(1.35rem, 2.6vw, 2rem);
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 200, 87, 0.24), transparent 30%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.98), rgba(247, 255, 252, 0.95));
}

.snst-copy-panel::before {
  content: "";
  position: absolute;
  right: -5rem;
  bottom: -5rem;
  width: 14rem;
  aspect-ratio: 1;
  border: 1.2rem solid rgba(123, 215, 196, 0.18);
  border-radius: 50%;
}

.snst-copy-panel > * {
  position: relative;
  z-index: 1;
}

.snst-fact-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.15rem;
}

.snst-fact-strip span {
  min-height: 5.2rem;
  padding: 0.85rem;
  border: 1px solid rgba(30, 36, 48, 0.08);
  border-radius: 1rem;
  background: linear-gradient(145deg, rgba(23, 58, 102, 0.94), rgba(37, 98, 99, 0.9));
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.82rem;
  font-weight: 700;
}

.snst-fact-strip strong {
  display: block;
  color: #ffc857;
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(1.35rem, 2vw, 1.8rem);
  line-height: 1;
}

.snst-copy-panel p {
  margin: 0;
  color: #465268;
  font-size: 1rem;
  line-height: 1.72;
}

.snst-copy-panel p + p {
  margin-top: 0.9rem;
  padding-top: 0.9rem;
  border-top: 1px solid rgba(30, 36, 48, 0.08);
}

.snst-research-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.1rem;
}

.snst-research-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 2.35rem;
  padding: 0.55rem 0.8rem;
  border: 1px solid rgba(239, 107, 87, 0.16);
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(255, 224, 184, 0.68), rgba(123, 215, 196, 0.28));
  color: #173a66;
  font-size: 0.88rem;
  font-weight: 800;
}

.submission-page-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.7fr) minmax(0, 1.3fr);
  gap: 1.5rem;
  align-items: start;
}

.registration-page-grid {
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.28fr);
}

.transport-page-grid {
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
}

.submission-form {
  padding: 1.5rem;
  border-radius: 1.75rem;
  background: rgba(255, 255, 252, 0.92);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.form-field {
  display: grid;
  gap: 0.5rem;
  font-weight: 500;
}

.form-field span {
  color: var(--ink);
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 0.95rem 1rem;
  border-radius: 1rem;
  border: 1px solid rgba(30, 36, 48, 0.16);
  background: rgba(255, 255, 255, 0.88);
  color: var(--ink);
  font: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: rgba(239, 107, 87, 0.72);
  box-shadow: 0 0 0 4px rgba(255, 200, 87, 0.2);
  background: white;
}

.form-field select {
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--accent-deep) 50%),
    linear-gradient(135deg, var(--accent-deep) 50%, transparent 50%);
  background-position:
    calc(100% - 22px) calc(50% - 4px),
    calc(100% - 16px) calc(50% - 4px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}

.form-field textarea {
  resize: vertical;
  min-height: 220px;
}

.form-field-wide {
  grid-column: 1 / -1;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
}

.registration-form {
  position: relative;
  overflow: hidden;
}

.registration-form::after {
  content: "";
  position: absolute;
  inset: auto -6% -12% auto;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 200, 87, 0.22), transparent 70%);
  pointer-events: none;
}

.registration-summary .panel-card p:last-child {
  margin-bottom: 0;
}

.subpage-title {
  font-size: clamp(2.8rem, 6vw, 5rem);
}

.registration-title {
  font-size: clamp(2.1rem, 5vw, 5rem);
  white-space: nowrap;
}

.qr-callout {
  text-align: center;
}

.qr-image {
  width: min(100%, 250px);
  margin: 1rem auto 0.75rem;
  display: block;
  border-radius: 1.25rem;
  box-shadow: 0 16px 36px rgba(27, 30, 35, 0.08);
}

.payment-note,
.form-helper-text {
  color: var(--muted);
}

.form-helper-text {
  margin: 1rem 0 0;
  font-size: 0.95rem;
}

.submission-status {
  min-height: 1.5rem;
  margin: 1rem 0 0;
  font-weight: 600;
}

.submission-status.pending {
  color: #8f5b12;
}

.submission-status.success {
  color: #236246;
}

.transport-summary {
  margin-top: 2rem;
}

.transport-form {
  position: relative;
  overflow: hidden;
}

.transport-form::after {
  content: "";
  position: absolute;
  inset: auto auto -14% -8%;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(123, 215, 196, 0.2), transparent 70%);
  pointer-events: none;
}

.transport-form .form-grid {
  grid-template-columns: 1fr;
}

.transport-intro {
  margin: 0 0 1.4rem;
  color: var(--muted);
}

.transport-phone-group {
  display: grid;
  grid-template-columns: minmax(140px, 0.34fr) minmax(0, 1fr);
  gap: 0.8rem;
}

.transport-field-note {
  color: var(--muted);
  font-size: 0.92rem;
}

.transport-rate-card {
  position: sticky;
  top: 6.5rem;
}

.transport-rate-card p {
  color: var(--muted);
}

.transport-rate-list {
  margin: 1rem 0 0;
  padding-left: 1.2rem;
}

.transport-rate-list li + li {
  margin-top: 0.75rem;
}

.transport-rate-note {
  margin-top: 1rem;
  font-weight: 600;
  color: var(--accent-deep);
}

.accommodation-page-section {
  padding-top: 1.5rem;
}

.programme-page-section {
  padding-top: 3.3rem;
}

.gallery-page-section {
  padding-top: 1.5rem;
}

.gallery-day-list {
  display: grid;
  gap: 1.5rem;
}

.gallery-day-card {
  padding: 1.5rem;
  border-radius: 1.9rem;
  background: linear-gradient(180deg, rgba(255, 252, 247, 0.97), rgba(248, 241, 231, 0.93));
  border: 1px solid rgba(30, 36, 48, 0.12);
  box-shadow: 0 24px 60px rgba(27, 30, 35, 0.08);
}

.gallery-day-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.gallery-day-note {
  margin: 0.75rem 0 1.25rem;
  color: var(--muted);
}

.gallery-embed-shell {
  overflow: hidden;
  border-radius: 1.5rem;
  border: 1px solid rgba(30, 36, 48, 0.1);
  background: rgba(255, 255, 255, 0.8);
  min-height: 460px;
}

.gallery-embed-frame {
  display: block;
  width: 100%;
  min-height: 530px;
  margin-top: -70px;
  border: 0;
}

.programme-pdf-card {
  position: relative;
  overflow: hidden;
  border-radius: 1.9rem;
  background:
    linear-gradient(135deg, rgba(255, 255, 251, 0.98), rgba(255, 246, 232, 0.9));
  border: 1px solid rgba(30, 36, 48, 0.1);
  box-shadow: 0 28px 72px rgba(27, 30, 35, 0.12);
}

.programme-pdf-card::before {
  content: "";
  display: block;
  height: 0.55rem;
  background: linear-gradient(90deg, #ef6b57, #ffc857, #7bd7c4, #7057ef);
}

.programme-pdf-frame {
  display: block;
  width: 100%;
  min-height: 78vh;
  border: 0;
}

.accommodation-card-wrap {
  display: flex;
  justify-content: center;
}

.accommodation-form-card {
  position: relative;
  width: min(100%, 760px);
  padding: clamp(1.4rem, 2vw, 2.1rem);
  border-radius: 1.9rem;
  background: linear-gradient(135deg, rgba(255, 255, 251, 0.98), rgba(255, 240, 219, 0.94) 58%, rgba(233, 251, 246, 0.9));
  border: 1px solid rgba(239, 107, 87, 0.12);
  box-shadow: 0 24px 60px rgba(67, 53, 46, 0.08);
  overflow: hidden;
}

.accommodation-form-card::before {
  content: "";
  position: absolute;
  inset: auto -8% -16% auto;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 200, 87, 0.18), transparent 70%);
  pointer-events: none;
}

.accommodation-form-card > * {
  position: relative;
}

.accommodation-card-heading {
  margin-bottom: 1.5rem;
  text-align: center;
}

.accommodation-card-heading h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
}

.speaker-accommodation-form .form-grid {
  grid-template-columns: 1fr;
}

.speaker-accommodation-form .form-field {
  gap: 0.45rem;
}

.speaker-accommodation-form .form-field input,
.speaker-accommodation-form .form-field select {
  background: rgba(255, 255, 255, 0.96);
}

.participant-form-card {
  width: min(100%, 860px);
}

.participant-card-heading {
  text-align: left;
}

.participant-card-heading p {
  margin: 1rem 0 0;
  color: var(--text-muted);
  line-height: 1.8;
}

.participant-stay-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.participant-stay-card {
  display: grid;
  gap: 0.2rem;
  padding: 1rem 1.1rem;
  border-radius: 1.25rem;
  background: linear-gradient(135deg, rgba(255, 246, 230, 0.94), rgba(255, 255, 255, 0.92));
  border: 1px solid rgba(30, 36, 48, 0.1);
}

.participant-stay-card strong {
  color: var(--text-primary);
}

.participant-stay-card span {
  color: var(--text-muted);
}

.participant-accommodation-form .form-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.accent-checkin {
  padding: 1rem;
  border-radius: 1.3rem;
  background: linear-gradient(180deg, rgba(236, 250, 237, 0.9), rgba(245, 255, 246, 0.84));
  border: 1px solid rgba(76, 167, 94, 0.28);
}

.accent-checkout {
  padding: 1rem;
  border-radius: 1.3rem;
  background: linear-gradient(180deg, rgba(235, 244, 255, 0.92), rgba(244, 249, 255, 0.86));
  border: 1px solid rgba(81, 132, 221, 0.28);
}

.accommodation-actions {
  align-items: center;
}

.button-tertiary {
  border: 1px solid rgba(123, 215, 196, 0.34);
  background: rgba(231, 251, 246, 0.92);
  color: #1e6b63;
  box-shadow: 0 12px 24px rgba(123, 215, 196, 0.18);
}

.button-tertiary:hover {
  background: rgba(216, 248, 240, 0.98);
}

.submission-status.error {
  color: #a13224;
}

.speaker-photo {
  display: grid;
  place-items: center;
  width: 4.8rem;
  height: 4.8rem;
  margin-bottom: 1rem;
  border-radius: 1.35rem;
  background: linear-gradient(135deg, rgba(239, 107, 87, 0.92), rgba(123, 215, 196, 0.9));
  color: white;
  font-family: "Fraunces", serif;
  font-size: 1.45rem;
  font-weight: 700;
  box-shadow: 0 18px 32px rgba(239, 107, 87, 0.18);
}

#speakers {
  max-width: none;
  margin: 0;
  padding: 4.5rem clamp(1rem, 5vw, 4rem);
}

#speakers .section-heading,
#speakers .speaker-grid {
  max-width: 1120px;
  margin-inline: auto;
}

#speakers .section-heading {
  text-align: center;
}

#speakers .speaker-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  align-items: stretch;
}

#speakers .speaker-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 1.55rem;
  border: 1px solid rgba(30, 36, 48, 0.08);
  border-radius: 1.55rem;
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 200, 87, 0.28), transparent 36%),
    linear-gradient(145deg, rgba(255, 255, 252, 0.98), rgba(255, 245, 229, 0.92));
  box-shadow: 0 24px 60px rgba(67, 53, 46, 0.12);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

#speakers .speaker-card:nth-child(2) {
  background:
    radial-gradient(circle at 100% 0%, rgba(123, 215, 196, 0.28), transparent 36%),
    linear-gradient(145deg, rgba(255, 255, 252, 0.98), rgba(240, 253, 249, 0.92));
}

#speakers .speaker-card:nth-child(3) {
  background:
    radial-gradient(circle at 100% 0%, rgba(112, 87, 239, 0.18), transparent 36%),
    linear-gradient(145deg, rgba(255, 255, 252, 0.98), rgba(245, 241, 255, 0.9));
}

#speakers .speaker-card::after {
  content: "";
  position: absolute;
  inset: auto -2rem -4rem auto;
  width: 12rem;
  aspect-ratio: 1;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  z-index: -1;
}

#speakers .speaker-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 30px 72px rgba(67, 53, 46, 0.16);
}

#speakers .speaker-card:nth-child(2) .speaker-photo {
  background: linear-gradient(135deg, #256263, #7bd7c4);
}

#speakers .speaker-card:nth-child(3) .speaker-photo {
  background: linear-gradient(135deg, #7057ef, #ef6b57);
}

#speakers .speaker-card h3 {
  margin: 0 0 0.65rem;
  color: #202a3b;
  font-size: 1.35rem;
}

#speakers .speaker-card p {
  margin: 0;
  color: #5c6778;
  line-height: 1.65;
}

.programme-list {
  display: grid;
  gap: 1rem;
}

#programme {
  position: relative;
  max-width: none;
  margin: 0;
  padding: 4.5rem clamp(1rem, 5vw, 4rem);
  background:
    radial-gradient(circle at 12% 12%, rgba(255, 200, 87, 0.2), transparent 28%),
    radial-gradient(circle at 86% 16%, rgba(123, 215, 196, 0.18), transparent 30%),
    linear-gradient(180deg, #fffaf2 0%, #ffffff 100%);
}

#programme .section-heading,
#programme .programme-list {
  max-width: 1060px;
  margin-inline: auto;
}

#programme .section-heading {
  text-align: center;
}

#programme .programme-list {
  position: relative;
  padding: 1rem;
  border-radius: 1.8rem;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(30, 36, 48, 0.08);
  box-shadow: 0 26px 70px rgba(67, 53, 46, 0.1);
}

.programme-item {
  display: grid;
  grid-template-columns: 94px 1fr;
  gap: 1rem;
  padding: 1.25rem 1.35rem;
  border-radius: 1.25rem;
  background: rgba(255, 255, 252, 0.94);
  border: 1px solid rgba(30, 36, 48, 0.08);
  box-shadow: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.programme-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 42px rgba(67, 53, 46, 0.1);
}

.programme-item-live {
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 200, 87, 0.26), transparent 36%),
    linear-gradient(135deg, #173a66, #256263 58%, #d8644e);
  border-color: rgba(255, 255, 255, 0.18);
  color: #ffffff;
}

.programme-item span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-width: 4.3rem;
  height: 2rem;
  padding: 0 0.7rem;
  border-radius: 999px;
  background: rgba(239, 107, 87, 0.12);
  font-weight: 700;
  color: var(--accent-deep);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.programme-item-live span {
  background: #ffc857;
  color: #513000;
}

.programme-item h3 {
  margin: 0;
  color: #202a3b;
}

.programme-item-live h3 {
  color: #ffffff;
}

.programme-item p {
  margin: 0.35rem 0 0;
  color: #5c6778;
}

.programme-item-live p {
  color: rgba(255, 255, 255, 0.86);
}

.programme-item a {
  color: var(--accent-deep);
  font-weight: 700;
}

.contact-grid {
  display: grid;
}

#contact {
  max-width: none;
  margin: 0;
  padding: 4.5rem clamp(1rem, 5vw, 4rem);
  background:
    radial-gradient(circle at 10% 16%, rgba(123, 215, 196, 0.18), transparent 28%),
    radial-gradient(circle at 90% 20%, rgba(255, 200, 87, 0.2), transparent 26%),
    linear-gradient(180deg, #ffffff 0%, #fff8ef 100%);
}

#contact .section-heading,
#contact .venue-map-card,
#contact .contact-grid {
  max-width: 1120px;
  margin-inline: auto;
}

#contact .section-heading {
  text-align: center;
}

.venue-map-card {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.2fr);
  gap: 1.5rem;
  margin-bottom: 1.5rem;
  padding: 1.35rem;
  border-radius: 1.85rem;
  background:
    linear-gradient(145deg, rgba(255, 255, 252, 0.98), rgba(240, 253, 249, 0.92));
  border: 1px solid rgba(30, 36, 48, 0.08);
  box-shadow: 0 28px 72px rgba(67, 53, 46, 0.12);
  align-items: center;
}

.venue-map-copy {
  padding: 0.6rem;
}

.venue-map-copy h3 {
  margin-top: 0;
  color: #173a66;
  font-size: clamp(1.7rem, 3vw, 2.35rem);
}

.venue-map-copy p:last-child {
  margin-bottom: 0;
}

.venue-map-frame {
  overflow: hidden;
  border-radius: 1.4rem;
  min-height: 320px;
  border: 1px solid rgba(30, 36, 48, 0.08);
  box-shadow: 0 16px 40px rgba(27, 30, 35, 0.08);
}

.venue-map-frame iframe {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 320px;
}

.contact-grid {
  gap: 1.15rem;
}

.contact-card {
  position: relative;
  overflow: hidden;
  padding: 1.4rem;
  border-radius: 1.45rem;
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 200, 87, 0.24), transparent 34%),
    linear-gradient(145deg, rgba(255, 255, 252, 0.98), rgba(255, 246, 232, 0.92));
  border: 1px solid rgba(239, 107, 87, 0.12);
  box-shadow: 0 22px 54px rgba(67, 53, 46, 0.1);
}

.contact-card:nth-child(2) {
  background:
    radial-gradient(circle at 100% 0%, rgba(123, 215, 196, 0.26), transparent 34%),
    linear-gradient(145deg, rgba(255, 255, 252, 0.98), rgba(239, 252, 249, 0.92));
  border-color: rgba(123, 215, 196, 0.18);
}

.contact-card:nth-child(3) {
  background:
    radial-gradient(circle at 100% 0%, rgba(112, 87, 239, 0.16), transparent 34%),
    linear-gradient(145deg, rgba(255, 255, 252, 0.98), rgba(245, 241, 255, 0.9));
  border-color: rgba(112, 87, 239, 0.14);
}

.contact-card h3 {
  margin: 0 0 0.8rem;
  color: #202a3b;
}

.contact-card p {
  margin: 0;
  color: #5c6778;
  font-weight: 600;
}

.contact-card p + p {
  margin-top: 0.45rem;
}

.contact-card a {
  color: var(--accent-deep);
}

.admin-shell::before {
  background:
    linear-gradient(rgba(255, 248, 241, 0.9), rgba(242, 255, 252, 0.94)),
    url("assets/iit-sketch.jpg") center 24% / min(1020px, 88vw) no-repeat;
  opacity: 0.22;
}

.admin-page-hero {
  background:
    radial-gradient(circle at top center, rgba(255, 200, 87, 0.18), transparent 25%),
    linear-gradient(135deg, #132842 0%, #256263 52%, #d8644e 100%);
}

.admin-login-section {
  padding-top: 4rem;
}

.admin-login-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.95fr) minmax(280px, 1.05fr);
  gap: 1.5rem;
  align-items: stretch;
}

.admin-login-card,
.admin-status-card {
  position: relative;
  overflow: hidden;
  border-radius: 1.75rem;
  background: linear-gradient(135deg, rgba(255, 255, 253, 0.98), rgba(242, 251, 248, 0.92));
  border: 1px solid rgba(30, 36, 48, 0.08);
  box-shadow: var(--shadow);
}

.admin-login-card {
  padding: clamp(1.35rem, 3vw, 2rem);
}

.admin-login-card::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -80px;
  width: 210px;
  height: 210px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 200, 87, 0.22), transparent 70%);
  pointer-events: none;
}

.admin-login-header,
.admin-login-form {
  position: relative;
  z-index: 1;
}

.admin-login-header h2,
.admin-status-card h2 {
  margin: 0;
  font-family: "Fraunces", serif;
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  line-height: 1.08;
}

.admin-login-form {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.admin-login-message {
  min-height: 1.4rem;
  margin: 0;
  font-weight: 700;
}

.admin-login-message.is-error {
  color: var(--accent-deep);
}

.admin-login-message.is-success {
  color: #1c8f82;
}

.admin-login-button {
  width: fit-content;
  border: 0;
  cursor: pointer;
  font: inherit;
}

.admin-status-card {
  padding: clamp(1.35rem, 3vw, 2rem);
  background:
    radial-gradient(circle at 90% 10%, rgba(123, 215, 196, 0.22), transparent 34%),
    linear-gradient(135deg, #173a66, #244d80);
  color: #ffffff;
}

.admin-status-card[hidden] {
  display: none;
}

.admin-status-card .eyebrow {
  color: rgba(255, 244, 214, 0.88);
}

.admin-status-card p:not(.eyebrow) {
  color: rgba(238, 245, 255, 0.88);
}

.admin-action-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1.4rem;
}

.admin-action-grid a {
  display: flex;
  min-height: 76px;
  align-items: center;
  justify-content: center;
  padding: 0.9rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.16);
  font-weight: 700;
  text-align: center;
  transition: background 0.2s ease, transform 0.2s ease;
}

.admin-action-grid a:hover {
  background: rgba(255, 200, 87, 0.2);
  transform: translateY(-2px);
}

.admin-dashboard-section {
  max-width: min(1680px, 100%);
  padding-top: 3.5rem;
  padding-inline: clamp(0.75rem, 1.4vw, 1.5rem);
}

.admin-dashboard-panel {
  overflow: hidden;
  border-radius: 1.75rem;
  background:
    radial-gradient(circle at 94% 0%, rgba(123, 215, 196, 0.18), transparent 30%),
    linear-gradient(135deg, rgba(255, 255, 253, 0.98), rgba(255, 248, 228, 0.82));
  border: 1px solid rgba(30, 36, 48, 0.08);
  box-shadow: var(--shadow);
}

.admin-dashboard-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
  padding: 1.2rem;
  border-bottom: 1px solid rgba(30, 36, 48, 0.08);
}

.admin-filter-button,
.admin-data-table button {
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 800;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.admin-filter-button {
  padding: 0.72rem 1rem;
  color: #410109;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow: 0 8px 20px rgba(67, 53, 46, 0.07);
}

.admin-filter-button:hover,
.admin-data-table button:hover:not(:disabled) {
  transform: translateY(-1px);
}

.admin-logout-button {
  margin-left: auto;
  color: #ffffff;
  background: linear-gradient(100deg, #7057ef 0%, #b27396 52%, #f49a4c 100%);
}

.admin-table-wrap {
  overflow-x: auto;
}

.admin-data-table {
  width: 100%;
  min-width: 0;
  border-collapse: collapse;
  table-layout: auto;
  background: rgba(255, 255, 255, 0.72);
}

.admin-data-table th,
.admin-data-table td {
  padding: 0.78rem 0.62rem;
  border-bottom: 1px solid rgba(30, 36, 48, 0.08);
  text-align: left;
  vertical-align: middle;
}

.admin-data-table th {
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 200, 87, 0.2), transparent 28%),
    linear-gradient(135deg, #173a66, #244d80);
  color: #ffffff;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.admin-data-table td {
  color: var(--ink);
  font-size: 0.86rem;
  overflow-wrap: anywhere;
}

.admin-data-table tbody tr:nth-child(even) {
  background: rgba(242, 251, 248, 0.62);
}

.admin-data-table a {
  color: var(--accent-deep);
  font-weight: 800;
}

.admin-data-table button {
  margin: 0.15rem;
  padding: 0.46rem 0.62rem;
  color: #ffffff;
}

.accept-btn {
  background: linear-gradient(135deg, #1c8f82, #47b59f);
}

.reject-btn {
  background: linear-gradient(135deg, #d24b3d, #ef6b57);
}

.mail-btn {
  background: linear-gradient(135deg, #7057ef, #256263);
}

.delete-btn {
  background: linear-gradient(135deg, #9d1730, #dc4f45);
}

.disabled-btn,
.admin-data-table button:disabled {
  background: #9aa3af !important;
  cursor: not-allowed;
  opacity: 0.72;
}

.site-footer {
  background:
    radial-gradient(circle at 18% 0%, rgba(255, 200, 87, 0.18), transparent 28%),
    radial-gradient(circle at 88% 12%, rgba(123, 215, 196, 0.2), transparent 30%),
    linear-gradient(135deg, #132842 0%, #256263 56%, #d8644e 100%);
  color: #ffffff;
  padding: 3rem 1rem 1.8rem;
}

.site-footer-inner {
  display: grid;
  grid-template-columns: minmax(260px, 1.2fr) minmax(180px, 0.75fr) minmax(230px, 0.95fr);
  gap: clamp(2.4rem, 7vw, 7rem);
  width: min(1450px, 100%);
  margin: 0 auto;
  padding-bottom: 2.3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}

.footer-brand {
  max-width: 430px;
}

.footer-logo-row {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 1.5rem;
}

.footer-logo {
  display: block;
  max-width: 32%;
  height: 5.7rem;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.footer-logo-nbec { width: 7.8rem; }
.footer-logo-iit { width: 5.2rem; }
.footer-logo-jubilee { width: 5.6rem; }

.footer-address p,
.footer-contact p {
  margin: 0;
  line-height: 1.55;
}

.footer-address { margin-bottom: 1.45rem; }

.footer-links,
.footer-social,
.footer-contact {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.footer-link-stack {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2.4rem;
}

.footer-links h2,
.footer-social h2,
.footer-contact h2 {
  margin: 0 0 1rem;
  color: rgba(255, 244, 214, 0.82);
  font-size: 0.82rem;
  font-family: inherit;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.footer-links a {
  font-weight: 700;
  line-height: 1.35;
  transition: color 0.2s ease, transform 0.2s ease;
}

.footer-links a + a {
  margin-top: 0.75rem;
}

.footer-links a:hover {
  color: #ffe0b8;
  transform: translateX(3px);
}

.footer-contact { font-style: normal; }

.footer-contact h2 + p { margin-top: 0; }

.footer-contact p + h2 { margin-top: 1.4rem; }

.footer-contact a { color: #ffffff; text-decoration: none; }

.footer-contact a:hover { color: #ffe0b8; text-decoration: underline; }

.footer-social-links {
  display: flex;
  gap: 0.55rem;
}

.footer-social-link {
  display: inline-flex;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  border-radius: 0.5rem;
  background: rgba(255, 248, 239, 0.14);
  color: #ffffff;
  border: 1px solid rgba(255, 224, 184, 0.2);
  transition: background 0.2s ease, transform 0.2s ease;
}

.footer-social-link svg {
  display: block;
  fill: currentColor;
}

.footer-social-link:hover {
  background: rgba(255, 200, 87, 0.22);
  transform: translateY(-2px);
}

.footer-bottom {
  width: min(1450px, 100%);
  margin: 1.35rem auto 0;
  text-align: center;
  color: rgba(255, 255, 255, 0.74);
  font-size: 0.93rem;
  line-height: 1.5;
}

.footer-bottom p {
  margin: 0;
}

.footer-bottom .footer-credit {
  margin-top: 0.45rem;
  color: rgba(255, 244, 214, 0.92);
  font-family: "Fraunces", Georgia, serif;
  font-size: 0.72rem;
  font-style: italic;
  font-weight: 600;
  letter-spacing: 0.035em;
  text-shadow: 0 1px 12px rgba(255, 255, 255, 0.15);
}

.footer-bottom a {
  color: #ffffff;
  font-weight: 700;
}

.footer-bottom a:hover {
  text-decoration: underline;
}

.flyer-shell {
  min-height: auto;
  padding-bottom: 0.8rem;
}

.flyer-shell .site-topbar {
  background: linear-gradient(90deg, #256263, #d88f2f 56%, #7057ef);
}

.flyer-shell .nav-links a:hover,
.flyer-shell .nav-links a[aria-current="page"] {
  background: rgba(123, 215, 196, 0.18);
  color: #256263;
}

.flyer-shell::before {
  background:
    linear-gradient(rgba(246, 255, 252, 0.9), rgba(255, 248, 228, 0.86)),
    url("assets/iit-sketch.jpg") center 30% / min(980px, 88vw) no-repeat;
  opacity: 0.2;
}

.flyer-page {
  background:
    radial-gradient(circle at 12% 0%, rgba(123, 215, 196, 0.2), transparent 32%),
    radial-gradient(circle at 88% 14%, rgba(112, 87, 239, 0.11), transparent 30%),
    radial-gradient(circle at 72% 78%, rgba(216, 143, 47, 0.1), transparent 34%),
    linear-gradient(180deg, #f7fffc 0%, #fffaf0 100%);
  padding: clamp(1.5rem, 4vw, 3rem) clamp(1rem, 4vw, 3rem) 4rem;
}

.flyer-stage {
  display: grid;
  justify-items: center;
  gap: 1.2rem;
  max-width: 1180px;
  margin: 0 auto;
}

.flyer-actions {
  display: flex;
  justify-content: center;
  width: 100%;
}

.conference-flyer-canvas {
  display: block;
  width: min(100%, 720px);
  height: auto;
  background: #ffffff;
  border: 1px solid rgba(124, 58, 237, 0.16);
  border-radius: 8px;
  box-shadow: 0 28px 70px rgba(124, 58, 237, 0.16), 0 18px 44px rgba(172, 81, 0, 0.12);
}

.flyer-status {
  margin: 0;
  color: var(--muted);
  font-weight: 700;
  text-align: center;
}

.invitation-section {
  width: min(1120px, 100%);
  margin: clamp(4rem, 8vw, 7rem) auto 0;
}

.invitation-intro {
  max-width: 760px;
  margin: 0 auto 2rem;
  text-align: center;
}

.invitation-kicker {
  margin: 0 0 0.55rem;
  color: #b75a0b;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.invitation-intro h1 {
  margin: 0;
  color: #163c43;
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.08;
}

.invitation-intro > p:last-child {
  margin: 1rem auto 0;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.7;
}

.invitation-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.25rem;
  width: min(1100px, 100%);
  margin: 0 auto 1.5rem;
  padding: 1.1rem;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(37, 98, 99, 0.15);
  border-radius: 18px;
  box-shadow: 0 14px 40px rgba(22, 60, 67, 0.1);
  backdrop-filter: blur(12px);
}

.invitation-speaker-field {
  display: grid;
  flex: 1 1 320px;
  gap: 0.45rem;
  color: #174b50;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.invitation-speaker-field select {
  width: 100%;
  min-height: 48px;
  padding: 0.7rem 2.6rem 0.7rem 0.85rem;
  color: #243d40;
  background: #fff;
  border: 1px solid rgba(37, 98, 99, 0.25);
  border-radius: 10px;
  font: 600 0.92rem "Space Grotesk", Arial, sans-serif;
  text-transform: none;
}

.invitation-downloads {
  display: flex;
  flex-wrap: wrap;
  flex: 0 1 auto;
  justify-content: center;
  gap: 0.65rem;
}

.invitation-downloads .button {
  min-height: 48px;
  padding: 0.75rem 1rem;
  white-space: nowrap;
}

.invitation-all-pdf-button {
  color: #5d357d;
  background: #f6efff;
  border: 1px solid rgba(112, 87, 239, 0.22);
}

.invitation-letter {
  position: relative;
  isolation: isolate;
  width: min(900px, 100%);
  min-height: 1273px;
  aspect-ratio: 210 / 297;
  margin: 0 auto;
  overflow: hidden;
  color: #202b2d;
  background: #fffdf9;
  border: 1px solid rgba(166, 111, 32, 0.22);
  box-shadow: 0 30px 80px rgba(44, 57, 58, 0.16), 0 8px 22px rgba(152, 86, 8, 0.08);
}

.invitation-letter::before,
.invitation-letter::after {
  position: absolute;
  z-index: 0;
  width: 260px;
  height: 260px;
  content: "";
  border: 42px solid rgba(217, 143, 47, 0.08);
  border-radius: 50%;
}

.invitation-letter::before {
  top: -175px;
  right: -145px;
}

.invitation-letter::after {
  bottom: -190px;
  left: -145px;
  border-color: rgba(37, 98, 99, 0.07);
}

.invitation-watermark {
  position: absolute;
  z-index: -1;
  top: 49%;
  left: 50%;
  width: 78%;
  max-height: 52%;
  object-fit: contain;
  opacity: 0.055;
  filter: grayscale(1) sepia(0.25);
  transform: translate(-50%, -50%);
}

.invitation-letterhead {
  position: relative;
  display: grid;
  grid-template-columns: 132px 1fr 132px;
  align-items: center;
  gap: 1.25rem;
  padding: 2rem 3.4rem 1.25rem;
  color: #fff;
  background: linear-gradient(118deg, #153f48 0%, #226765 54%, #b86b18 100%);
}

.invitation-letterhead::after {
  position: absolute;
  right: 0;
  bottom: -7px;
  left: 0;
  height: 7px;
  content: "";
  background: linear-gradient(90deg, #e5b24a, #fff0a4 46%, #c17a24);
}

.invitation-letterhead > img {
  width: 100%;
  height: 116px;
  padding: 0.35rem;
  object-fit: contain;
  background: rgba(255, 255, 255, 0.94);
  border-radius: 50%;
  box-shadow: 0 5px 18px rgba(0, 0, 0, 0.18);
}

.invitation-letterhead-title {
  text-align: center;
}

.invitation-letterhead-title p {
  margin: 0 0 0.25rem;
  color: #ffe5a1;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.invitation-letterhead-title h2 {
  margin: 0;
  color: #fff;
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(2.4rem, 7vw, 4.4rem);
  line-height: 1;
  text-shadow: 0 3px 18px rgba(0, 0, 0, 0.18);
}

.invitation-letterhead-title span {
  display: block;
  margin-top: 0.35rem;
  color: #fff8df;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.invitation-organiser-line {
  position: relative;
  z-index: 1;
  display: grid;
  justify-content: center;
  gap: 0.18rem;
  padding: 1.15rem 2rem 1rem;
  color: #775018;
  font-size: 1.08rem;
  line-height: 1.45;
  text-align: center;
  border-bottom: 1px solid rgba(180, 119, 31, 0.22);
}

.invitation-organiser-line strong {
  color: #174b50;
  font-size: 1.18rem;
}

.invitation-organiser-line span {
  font-size: 1.08rem;
  font-weight: 650;
}

.invitation-organiser-line span::before {
  content: none;
}

.invitation-letter-body {
  position: relative;
  z-index: 1;
  padding: 2.3rem 4.4rem 2.5rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1rem;
  line-height: 1.5;
}

.invitation-letter-body p {
  margin: 0 0 1rem;
  text-align: justify;
}

.invitation-letter-body .invitation-date {
  margin-bottom: 1.15rem;
  font-family: "Space Grotesk", Arial, sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  text-align: right;
}

.invitation-letter-body address {
  margin: 0 0 1.45rem;
  font-style: normal;
  line-height: 1.5;
}

.invitation-subject {
  padding: 0.75rem 0.9rem;
  color: #164c4e;
  background: rgba(231, 247, 242, 0.72);
  border-left: 4px solid #d48b27;
  text-align: left !important;
}

.invitation-letter-body a,
.invitation-letter-footer a {
  color: #146164;
  font-weight: 700;
}

.invitation-signature {
  display: grid;
  margin-top: 4rem;
  color: #173f43;
  line-height: 2;
}

.invitation-signature p {
  margin-bottom: 1rem;
  text-align: left;
}

.invitation-signature span {
  font-size: 1rem;
}

.invitation-letter-footer {
  position: absolute;
  z-index: 1;
  right: 0;
  bottom: 0;
  left: 0;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 3.4rem;
  color: #f8f6ec;
  background: #173f48;
  font-size: 0.76rem;
  letter-spacing: 0.02em;
}

.invitation-letter-footer a {
  color: #ffe29a;
}

.invitation-note {
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
  text-align: center;
}

.invitation-export-clone {
  position: fixed;
  top: 0;
  left: -10000px;
  z-index: -1000;
  width: 900px;
  height: 1273px;
  min-height: 1273px;
  margin: 0;
  border: 0;
  box-shadow: none;
}

@media (max-width: 820px) {
  .invitation-toolbar,
  .invitation-downloads {
    align-items: stretch;
    flex-direction: column;
  }

  .invitation-downloads .button {
    text-align: center;
  }

  .invitation-letter {
    min-height: 0;
    padding-bottom: 3rem;
  }

  .invitation-letterhead {
    grid-template-columns: 84px 1fr 84px;
    gap: 0.75rem;
    padding: 1.4rem 1.2rem 1rem;
  }

  .invitation-letterhead > img {
    height: 78px;
  }

  .invitation-letterhead-title p {
    letter-spacing: 0.08em;
  }

  .invitation-letterhead-title span {
    font-size: 0.78rem;
  }

  .invitation-organiser-line {
    display: grid;
    gap: 0.1rem;
  }

  .invitation-organiser-line span::before {
    content: none;
  }

  .invitation-letter-body {
    padding: 1.8rem clamp(1.25rem, 5vw, 2.25rem) 2rem;
    font-size: 0.93rem;
  }

  .invitation-letter-footer {
    position: absolute;
    align-items: center;
    flex-direction: column;
    padding: 0.7rem 1rem;
    text-align: center;
  }
}

@media print {
  @page {
    size: A4 portrait;
    margin: 0;
  }

  body {
    background: #ffffff !important;
  }

  .flyer-shell,
  .flyer-stage,
  .invitation-intro,
  .invitation-toolbar,
  .invitation-note,
  .site-footer {
    display: none !important;
  }

  .flyer-page,
  .invitation-section {
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    background: #ffffff !important;
  }

  .invitation-letter {
    width: 210mm !important;
    height: 297mm !important;
    min-height: 297mm !important;
    margin: 0 !important;
    border: 0 !important;
    box-shadow: none !important;
    print-color-adjust: exact;
    -webkit-print-color-adjust: exact;
  }

  .invitation-letterhead {
    padding-top: 12mm;
  }

  .invitation-letter-body {
    padding-top: 9mm;
    font-size: 9.6pt;
    line-height: 1.52;
  }

  .invitation-letter-body p {
    margin-bottom: 7pt;
  }
}

/* Refined subpage treatments */
.abstract-page {
  background:
    radial-gradient(circle at 10% 8%, rgba(255, 200, 87, 0.16), transparent 26%),
    radial-gradient(circle at 90% 18%, rgba(123, 215, 196, 0.16), transparent 28%),
    linear-gradient(180deg, #ffffff 0%, #fff8ef 100%);
}

.abstract-page-section {
  max-width: none;
  padding: 3.8rem clamp(1rem, 5vw, 4rem) 4.5rem;
}

.abstract-page-section > .section-heading,
.abstract-date-grid,
.abstract-page-grid {
  max-width: 1120px;
  margin-inline: auto;
}

.abstract-page-section > .section-heading {
  text-align: center;
}

.abstract-date-grid {
  gap: 1rem;
  counter-reset: abstract-date;
}

.abstract-date-card {
  counter-increment: abstract-date;
  isolation: isolate;
  min-height: 100%;
  padding: 1.25rem;
  border-radius: 1.35rem;
}

.abstract-date-card::before {
  content: counter(abstract-date, decimal-leading-zero);
  position: absolute;
  right: 0.85rem;
  top: 0.65rem;
  z-index: -1;
  color: rgba(255, 255, 255, 0.16);
  font-family: "Fraunces", Georgia, serif;
  font-size: 4rem;
  font-weight: 700;
  line-height: 1;
}

.abstract-info-card,
.abstract-form-shell {
  position: relative;
  overflow: hidden;
  border-radius: 1.7rem;
  box-shadow: 0 26px 68px rgba(67, 53, 46, 0.11);
}

.abstract-info-card {
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 200, 87, 0.26), transparent 36%),
    linear-gradient(145deg, rgba(255, 255, 252, 0.98), rgba(255, 245, 229, 0.92));
}

.abstract-form-shell {
  background:
    radial-gradient(circle at 100% 0%, rgba(123, 215, 196, 0.2), transparent 36%),
    linear-gradient(145deg, rgba(255, 255, 252, 0.99), rgba(240, 253, 249, 0.92));
}

.abstract-form-shell::before {
  content: "";
  display: block;
  height: 0.5rem;
  margin: -1.4rem -1.4rem 1.35rem;
  background: linear-gradient(90deg, #ef6b57, #ffc857, #7bd7c4, #7057ef);
}

.abstract-highlight-box {
  background:
    linear-gradient(135deg, rgba(255, 200, 87, 0.18), rgba(123, 215, 196, 0.18));
  color: #3e4a5e;
  font-weight: 700;
}

.abstract-form .form-field {
  padding: 0.9rem;
  border-radius: 1.1rem;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(30, 36, 48, 0.06);
}

.speaker-curtain-page {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 66vh;
  background:
    radial-gradient(circle at 12% 8%, rgba(239, 107, 87, 0.14), transparent 28%),
    radial-gradient(circle at 88% 12%, rgba(123, 215, 196, 0.2), transparent 30%),
    linear-gradient(180deg, rgba(255, 248, 239, 0.82), rgba(255, 253, 247, 0.92) 42%, rgba(245, 255, 252, 0.96));
}

.speaker-curtain-page::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    url("assets/IIT KGP bg 3.jpg") center top / 115% auto no-repeat;
  opacity: 0.42;
  filter: saturate(1.08) contrast(1.03) brightness(1.04);
  pointer-events: none;
}

.speaker-curtain-page::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(180deg, rgba(255, 248, 239, 0.12), rgba(255, 248, 239, 0.24) 34%, rgba(255, 255, 249, 0.34) 68%, rgba(245, 255, 252, 0.44)),
    radial-gradient(circle at 50% 0%, rgba(255, 200, 87, 0.12), transparent 42%);
  pointer-events: none;
}

.speaker-curtain-page > * {
  position: relative;
  z-index: 1;
}

.speaker-curtain-page > .speaker-page-section {
  filter: none;
  opacity: 1;
  pointer-events: auto;
  user-select: auto;
}

.speaker-curtain {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: grid;
  place-items: center;
  padding: 4.5rem clamp(1rem, 5vw, 4rem);
  background:
    radial-gradient(circle at 50% 0%, rgba(255, 200, 87, 0.14), transparent 38%),
    rgba(255, 248, 239, 0.12);
  pointer-events: none;
}

.speaker-curtain-panel {
  width: min(660px, 92vw);
  margin-top: 0;
  padding: clamp(1.6rem, 4vw, 2.8rem);
  border-radius: 1.8rem;
  text-align: center;
  background:
    radial-gradient(circle at 18% 0%, rgba(255, 200, 87, 0.34), transparent 34%),
    radial-gradient(circle at 100% 0%, rgba(123, 215, 196, 0.24), transparent 34%),
    linear-gradient(145deg, rgba(255, 255, 252, 0.72), rgba(255, 248, 239, 0.56));
  border: 1px solid rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(10px);
  box-shadow: 0 30px 90px rgba(67, 53, 46, 0.18);
}

.speaker-curtain-panel h2 {
  margin: 0;
  font-size: clamp(2.6rem, 7vw, 5rem);
}

.speaker-curtain-panel p:last-child {
  max-width: 38rem;
  margin: 1rem auto 0;
  color: var(--muted);
  font-weight: 700;
}

.sponsorship-page {
  background:
    radial-gradient(circle at 10% 8%, rgba(255, 200, 87, 0.18), transparent 26%),
    radial-gradient(circle at 90% 20%, rgba(112, 87, 239, 0.12), transparent 28%),
    linear-gradient(180deg, #ffffff 0%, #fff8ef 100%);
}

.sponsorship-letter-card {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 200, 87, 0.24), transparent 36%),
    linear-gradient(145deg, rgba(255, 255, 252, 0.99), rgba(239, 252, 249, 0.9));
  border-radius: 1.8rem;
  box-shadow: 0 28px 72px rgba(67, 53, 46, 0.12);
}

.sponsorship-letter-card::before {
  content: "Partner with NBEC";
  display: inline-flex;
  margin-bottom: 1rem;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  background: rgba(239, 107, 87, 0.12);
  color: var(--accent-deep);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.sponsorship-grid {
  align-items: stretch;
}

.sponsorship-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-radius: 1.55rem;
  box-shadow: 0 24px 62px rgba(67, 53, 46, 0.11);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.sponsorship-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(145deg, rgba(31, 18, 9, 0.36), rgba(19, 40, 66, 0.18) 48%, rgba(19, 40, 66, 0.34)),
    radial-gradient(circle at 0% 0%, rgba(82, 42, 16, 0.28), transparent 42%);
  pointer-events: none;
}

.sponsorship-card::after {
  content: "";
  position: absolute;
  inset: auto -3rem -5rem auto;
  width: 13rem;
  aspect-ratio: 1;
  border-radius: 50%;
  background: rgba(255, 200, 87, 0.16);
}

.sponsorship-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 30px 76px rgba(67, 53, 46, 0.15);
}

.sponsorship-card h3,
.sponsorship-card ul,
.sponsorship-card li,
.sponsorship-tier {
  position: relative;
  z-index: 1;
}

.gallery-page-section {
  max-width: none;
  padding: 4rem clamp(1rem, 5vw, 4rem) 4.5rem;
  background:
    radial-gradient(circle at 12% 8%, rgba(123, 215, 196, 0.16), transparent 28%),
    radial-gradient(circle at 88% 12%, rgba(255, 200, 87, 0.18), transparent 28%),
    linear-gradient(180deg, #ffffff 0%, #fff8ef 100%);
}

.gallery-page-section > .section-heading,
.gallery-day-list {
  max-width: 1120px;
  margin-inline: auto;
}

.gallery-page-section > .section-heading {
  text-align: center;
}

.gallery-day-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-radius: 1.8rem;
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 200, 87, 0.24), transparent 36%),
    linear-gradient(145deg, rgba(255, 255, 252, 0.98), rgba(240, 253, 249, 0.92));
  box-shadow: 0 28px 72px rgba(67, 53, 46, 0.12);
}

.gallery-day-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(145deg, rgba(31, 18, 9, 0.34), rgba(19, 40, 66, 0.16) 48%, rgba(19, 40, 66, 0.34)),
    radial-gradient(circle at 0% 0%, rgba(82, 42, 16, 0.25), transparent 42%);
  pointer-events: none;
}

.gallery-day-card > * {
  position: relative;
  z-index: 1;
}

.gallery-day-card:nth-child(2) {
  background:
    radial-gradient(circle at 100% 0%, rgba(123, 215, 196, 0.26), transparent 36%),
    linear-gradient(145deg, rgba(255, 255, 252, 0.98), rgba(245, 241, 255, 0.9));
}

.gallery-day-card:nth-child(3) {
  background:
    radial-gradient(circle at 100% 0%, rgba(239, 107, 87, 0.2), transparent 36%),
    linear-gradient(145deg, rgba(255, 255, 252, 0.98), rgba(255, 246, 232, 0.92));
}

.gallery-day-card h3 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
}

.gallery-embed-shell {
  border-radius: 1.35rem;
  border-color: rgba(30, 36, 48, 0.08);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.62);
}

.committee-card,
.committee-advisory-card {
  background:
    radial-gradient(circle at 22% 0%, rgba(255, 255, 255, 0.34), transparent 28%),
    radial-gradient(circle at 92% 92%, rgba(119, 169, 145, 0.25), transparent 34%),
    linear-gradient(135deg, #ffad91 0%, #ffd67a 54%, #a8d7bf 100%);
  border-color: rgba(255, 255, 255, 0.58);
  box-shadow: 0 16px 38px rgba(156, 101, 62, 0.16);
}

.committee-hierarchy-row-pair .committee-card:nth-child(2),
.committee-grid .committee-card:nth-child(3n + 2),
.committee-advisory-card:nth-child(2) {
  background:
    radial-gradient(circle at 22% 0%, rgba(255, 255, 255, 0.34), transparent 28%),
    radial-gradient(circle at 92% 92%, rgba(119, 169, 145, 0.25), transparent 34%),
    linear-gradient(135deg, #ffad91 0%, #ffd67a 54%, #a8d7bf 100%);
  border-color: rgba(255, 255, 255, 0.58);
  box-shadow: 0 16px 38px rgba(156, 101, 62, 0.16);
}

.committee-grid .committee-card:nth-child(3n + 3) {
  background:
    radial-gradient(circle at 22% 0%, rgba(255, 255, 255, 0.34), transparent 28%),
    radial-gradient(circle at 92% 92%, rgba(119, 169, 145, 0.25), transparent 34%),
    linear-gradient(135deg, #ffad91 0%, #ffd67a 54%, #a8d7bf 100%);
  border-color: rgba(255, 255, 255, 0.58);
  box-shadow: 0 16px 38px rgba(156, 101, 62, 0.16);
}

.committee-card-featured {
  border-color: rgba(255, 255, 255, 0.64);
}

.committee-card-convenor {
  border-color: rgba(255, 255, 255, 0.64);
}

.committee-card .committee-role,
.committee-advisory-card .committee-role {
  color: var(--accent-deep);
}

.committee-card h3,
.committee-advisory-card h3 {
  color: var(--ink);
}

.committee-card p:last-child,
.committee-advisory-card p:last-child {
  color: var(--muted);
}

.committee-photo {
  border: 3px solid rgba(255, 255, 255, 0.82);
  box-shadow: 0 10px 22px rgba(89, 78, 61, 0.14);
}

.committee-page .committee-section {
  max-width: 1380px;
}

.committee-page .committee-grid {
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: clamp(1.25rem, 2vw, 1.75rem);
  width: 100%;
  max-width: none;
}

.committee-page .committee-hierarchy {
  max-width: 980px;
  gap: 2rem;
}

.committee-page .committee-hierarchy-row {
  gap: clamp(1.25rem, 2vw, 1.7rem);
}

.committee-page .committee-hierarchy-row-single {
  grid-template-columns: minmax(280px, 390px);
}

.committee-page .committee-hierarchy-row-pair {
  grid-template-columns: repeat(2, minmax(280px, 390px));
}

.committee-page .committee-card {
  align-content: start;
  min-height: 18rem;
  padding: clamp(1.3rem, 2.1vw, 1.75rem) clamp(1rem, 1.7vw, 1.35rem) 1.35rem;
}

.committee-page .committee-photo {
  width: clamp(7rem, 9vw, 8.35rem);
  height: clamp(7rem, 9vw, 8.35rem);
  border-width: 4px;
  box-shadow: 0 16px 34px rgba(89, 78, 61, 0.18);
}

.committee-page .committee-card-body {
  padding: 1rem 0.25rem 0;
}

.committee-page .committee-card h3 {
  margin: 0;
  font-size: clamp(1.05rem, 1.25vw, 1.22rem);
  line-height: 1.2;
}

.committee-page .committee-card p:last-child {
  margin-top: 0.45rem;
}

.abstract-info-card {
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 200, 87, 0.32), transparent 36%),
    linear-gradient(145deg, #fff0b8 0%, #d8644e 62%, #173a66 100%);
  color: #ffffff;
  border-color: rgba(216, 100, 78, 0.28);
}

.abstract-info-card .eyebrow,
.abstract-info-card h2,
.abstract-info-card li {
  color: #ffffff;
}

.abstract-info-card .detail-list {
  color: rgba(255, 255, 255, 0.9);
}

.abstract-form-shell {
  background:
    radial-gradient(circle at 100% 0%, rgba(123, 215, 196, 0.3), transparent 36%),
    linear-gradient(145deg, #e7fff8 0%, #ffffff 36%, #dff6ff 100%);
  border-color: rgba(37, 98, 99, 0.16);
  box-shadow: 0 28px 72px rgba(37, 98, 99, 0.15);
}

.abstract-highlight-box {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.24);
  color: #ffffff;
}

.abstract-quick-links .programme-pill:not(.programme-pill-warm) {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.24);
  color: #ffffff;
}

.speaker-curtain-panel {
  background:
    radial-gradient(circle at 18% 0%, rgba(255, 200, 87, 0.32), transparent 34%),
    radial-gradient(circle at 100% 0%, rgba(123, 215, 196, 0.22), transparent 34%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.78), rgba(255, 248, 239, 0.62));
  border-color: rgba(255, 255, 255, 0.72);
  box-shadow: 0 30px 90px rgba(67, 53, 46, 0.18);
}

.sponsorship-letter-card {
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 200, 87, 0.32), transparent 36%),
    linear-gradient(145deg, #fff1bd 0%, #ffffff 34%, #dff8f3 100%);
  border-color: rgba(239, 107, 87, 0.16);
  box-shadow: 0 30px 76px rgba(216, 75, 61, 0.14);
}

.sponsorship-card-diamond {
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 200, 87, 0.28), transparent 36%),
    linear-gradient(145deg, #ffe9a4 0%, #d8644e 58%, #173a66 100%);
  color: #ffffff;
}

.sponsorship-card-platinum {
  background:
    radial-gradient(circle at 100% 0%, rgba(123, 215, 196, 0.28), transparent 36%),
    linear-gradient(145deg, #dffff8 0%, #256263 58%, #173a66 100%);
  color: #ffffff;
}

.sponsorship-card-gold {
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 200, 87, 0.3), transparent 36%),
    linear-gradient(145deg, #fff1bd 0%, #f57c00 58%, #8f2f16 100%);
  color: #ffffff;
}

.sponsorship-card-silver {
  background:
    radial-gradient(circle at 100% 0%, rgba(112, 87, 239, 0.2), transparent 36%),
    linear-gradient(145deg, #f3f0ff 0%, #7057ef 58%, #173a66 100%);
  color: #ffffff;
}

.sponsorship-card-startup {
  background:
    radial-gradient(circle at 100% 0%, rgba(123, 215, 196, 0.3), transparent 36%),
    linear-gradient(145deg, #e2fff7 0%, #1c8f82 58%, #173a66 100%);
  color: #ffffff;
}

.sponsorship-card h3,
.sponsorship-card ul,
.sponsorship-card li {
  color: #ffffff;
}

.sponsorship-card ul {
  border-top-color: rgba(255, 255, 255, 0.2);
}

.sponsorship-tier {
  background: rgba(27, 30, 35, 0.34) !important;
  border: 1px solid rgba(255, 255, 255, 0.34);
  color: #ffffff !important;
  box-shadow: 0 8px 22px rgba(27, 30, 35, 0.16);
  text-shadow: 0 1px 2px rgba(27, 30, 35, 0.28);
}

.gallery-day-card {
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 200, 87, 0.3), transparent 36%),
    linear-gradient(145deg, #fff0b8 0%, #d8644e 58%, #173a66 100%);
  color: #ffffff;
  border-color: rgba(216, 100, 78, 0.24);
}

.gallery-day-card:nth-child(2) {
  background:
    radial-gradient(circle at 100% 0%, rgba(123, 215, 196, 0.3), transparent 36%),
    linear-gradient(145deg, #dffff8 0%, #256263 58%, #173a66 100%);
}

.gallery-day-card:nth-child(3) {
  background:
    radial-gradient(circle at 100% 0%, rgba(112, 87, 239, 0.22), transparent 36%),
    linear-gradient(145deg, #f3efff 0%, #7057ef 56%, #d8644e 100%);
}

.gallery-day-card .eyebrow,
.gallery-day-card h3,
.gallery-day-note {
  color: #ffffff;
  text-shadow: 0 1px 2px rgba(27, 30, 35, 0.28);
}

.gallery-day-card .button-secondary {
  border-color: rgba(255, 255, 255, 0.34);
  background: rgba(27, 30, 35, 0.34);
  color: #ffffff;
  box-shadow: 0 8px 22px rgba(27, 30, 35, 0.16);
}

.gallery-embed-shell {
  background: rgba(255, 255, 255, 0.94);
  border-color: rgba(255, 255, 255, 0.34);
}

/* Colorful tile treatment for abstract, registration, and programme pages */
.abstract-date-card,
.abstract-info-card,
.registration-guide-card,
.registration-link-card,
.registration-fee-footnote,
.programme-track-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background:
    radial-gradient(circle at 22% 0%, rgba(255, 255, 255, 0.34), transparent 28%),
    radial-gradient(circle at 92% 92%, rgba(119, 169, 145, 0.25), transparent 34%),
    linear-gradient(135deg, #ffad91 0%, #ffd67a 54%, #a8d7bf 100%);
  border: 1px solid rgba(255, 255, 255, 0.58);
  box-shadow: 0 16px 38px rgba(156, 101, 62, 0.16);
}

.abstract-date-card::after,
.abstract-info-card::before,
.registration-guide-card::before,
.registration-link-card::before,
.registration-fee-footnote::before,
.programme-track-card::before {
  content: "";
  position: absolute;
  inset: 0.9rem;
  z-index: 0;
  border-radius: 1.15rem;
  background: rgba(255, 255, 255, 0.62);
  pointer-events: none;
}

.abstract-date-card > *,
.abstract-info-card > *,
.registration-guide-card > *,
.registration-link-card > *,
.registration-fee-footnote > *,
.programme-track-card > * {
  position: relative;
  z-index: 1;
}

.abstract-date-card h3,
.abstract-date-card .timeline-item span,
.abstract-info-card,
.abstract-info-card .eyebrow,
.abstract-info-card h2,
.abstract-info-card li,
.abstract-info-card .detail-list,
.registration-guide-card,
.registration-link-card,
.registration-fee-footnote,
.programme-track-card h3 {
  color: var(--ink);
}

.abstract-date-card .timeline-item strong,
.registration-guide-chip {
  background: rgba(27, 30, 35, 0.34);
  border: 1px solid rgba(255, 255, 255, 0.34);
  color: #ffffff;
  box-shadow: 0 8px 22px rgba(27, 30, 35, 0.16);
}

.abstract-date-card .timeline-item,
.registration-step-list li,
.registration-profile-card p,
.programme-track-card p {
  color: #4f5b69;
}

.registration-note-box,
.registration-assistance,
.abstract-highlight-box {
  background: rgba(255, 255, 255, 0.58);
  border-color: rgba(255, 255, 255, 0.42);
  color: #4f5b69;
}

.registration-link-card a {
  color: #173a66;
}

.abstract-quick-links .programme-pill:not(.programme-pill-warm) {
  background: rgba(27, 30, 35, 0.34);
  border-color: rgba(255, 255, 255, 0.34);
  color: #ffffff;
}

.programme-track-card::after {
  z-index: 0;
  color: rgba(64, 48, 33, 0.08);
}

.programme-track-card:nth-child(3n + 2),
.programme-track-card:nth-child(3n + 3) {
  background:
    radial-gradient(circle at 22% 0%, rgba(255, 255, 255, 0.34), transparent 28%),
    radial-gradient(circle at 92% 92%, rgba(119, 169, 145, 0.25), transparent 34%),
    linear-gradient(135deg, #ffad91 0%, #ffd67a 54%, #a8d7bf 100%);
  border-color: rgba(255, 255, 255, 0.58);
}

.programme-pdf-card {
  border-color: rgba(255, 255, 255, 0.58);
  background:
    radial-gradient(circle at 14% 0%, rgba(255, 255, 255, 0.34), transparent 28%),
    linear-gradient(135deg, #ffad91 0%, #ffd67a 50%, #a8d7bf 100%);
  box-shadow: 0 18px 46px rgba(156, 101, 62, 0.14);
}

/* Colorful tile treatment for contact and accommodation pages */
.contact-page-card,
.contact-page-map-card,
.accommodation-travel-panel {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background:
    radial-gradient(circle at 22% 0%, rgba(255, 255, 255, 0.34), transparent 28%),
    radial-gradient(circle at 92% 92%, rgba(119, 169, 145, 0.25), transparent 34%),
    linear-gradient(135deg, #ffad91 0%, #ffd67a 54%, #a8d7bf 100%);
  border-color: rgba(255, 255, 255, 0.58);
  box-shadow: 0 16px 38px rgba(156, 101, 62, 0.16);
}

.contact-page-card::before,
.contact-page-map-card::before,
.accommodation-travel-panel::before {
  content: "";
  position: absolute;
  inset: 0.9rem;
  z-index: 0;
  border-radius: 1.15rem;
  background: rgba(255, 255, 255, 0.62);
  pointer-events: none;
}

.contact-page-card > *,
.contact-page-map-card > *,
.accommodation-travel-panel > * {
  position: relative;
  z-index: 1;
}

.contact-page-card h2,
.contact-page-map-card h2,
.accommodation-travel-panel h2,
.accommodation-travel-block h3 {
  color: var(--ink);
}

.contact-page-intro,
.contact-page-detail-block p,
.contact-page-map-copy p,
.accommodation-travel-intro,
.accommodation-travel-panel .detail-list,
.accommodation-travel-contact-note {
  color: #4f5b69;
}

.contact-page-label,
.contact-page-map-link,
.accommodation-travel-contact-note a {
  color: #173a66;
}

.contact-page-card .form-field,
.contact-page-map-frame,
.accommodation-rate-table-wrap {
  background: rgba(255, 255, 255, 0.72);
  border-color: rgba(255, 255, 255, 0.52);
}

.accommodation-rate-table {
  background: rgba(255, 255, 255, 0.78);
}

.accommodation-rate-table thead th {
  background: rgba(27, 30, 35, 0.14);
}

.abstract-page .abstract-date-card,
.abstract-page .abstract-date-card:nth-child(1),
.abstract-page .abstract-date-card:nth-child(2),
.abstract-page .abstract-date-card:nth-child(3),
.abstract-page .abstract-date-card:nth-child(4),
.abstract-page .abstract-date-card:nth-child(5) {
  border: 0;
  background:
    radial-gradient(circle at 88% 96%, rgba(166, 125, 70, 0.34), transparent 34%),
    linear-gradient(145deg, #a9895d 0%, #b96f56 48%, #34495b 100%);
  box-shadow: 0 24px 58px rgba(80, 58, 48, 0.2);
  color: #ffffff;
}

.abstract-page .abstract-date-card:nth-child(2),
.abstract-page .abstract-date-card:nth-child(5) {
  background:
    radial-gradient(circle at 88% 96%, rgba(145, 151, 119, 0.34), transparent 34%),
    linear-gradient(145deg, #819b92 0%, #2f7777 48%, #173a50 100%);
  box-shadow: 0 24px 58px rgba(37, 98, 99, 0.22);
}

.abstract-page .abstract-date-card:nth-child(3) {
  background:
    radial-gradient(circle at 88% 96%, rgba(164, 115, 55, 0.32), transparent 34%),
    linear-gradient(145deg, #bf9a54 0%, #d67e13 48%, #98480d 100%);
  box-shadow: 0 24px 58px rgba(194, 99, 14, 0.2);
}

.abstract-page .abstract-date-card:nth-child(4) {
  background:
    radial-gradient(circle at 88% 96%, rgba(166, 125, 70, 0.34), transparent 34%),
    linear-gradient(145deg, #a9895d 0%, #b96f56 48%, #34495b 100%);
  box-shadow: 0 24px 58px rgba(80, 58, 48, 0.2);
}

.abstract-page .abstract-date-card::after {
  content: "";
  position: absolute;
  inset: auto -18% -38% auto;
  width: 12rem;
  aspect-ratio: 1;
  z-index: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  pointer-events: none;
}

.abstract-page .abstract-date-card h3 {
  width: fit-content;
  max-width: 100%;
  margin-bottom: 1.25rem;
  padding: 0.42rem 0.75rem;
  border-radius: 999px;
  background: rgba(27, 30, 35, 0.36);
  border: 1px solid rgba(255, 255, 255, 0.24);
  color: #ffffff;
  font-size: 0.9rem;
  line-height: 1.2;
  text-shadow: 0 1px 2px rgba(27, 30, 35, 0.28);
}

.abstract-page .abstract-date-card .timeline-item span {
  color: rgba(255, 255, 255, 0.88);
}

.abstract-page .abstract-date-card .timeline-item strong {
  background: transparent;
  padding: 0;
  color: #ffffff;
  box-shadow: none;
  font-size: 1.05rem;
}

#contact .contact-card {
  isolation: isolate;
  border: 0;
  background:
    radial-gradient(circle at 88% 96%, rgba(166, 125, 70, 0.34), transparent 34%),
    linear-gradient(145deg, #a9895d 0%, #b96f56 48%, #34495b 100%);
  box-shadow: 0 24px 58px rgba(80, 58, 48, 0.2);
  color: #ffffff;
}

#contact .contact-card:nth-child(2) {
  background:
    radial-gradient(circle at 88% 96%, rgba(145, 151, 119, 0.34), transparent 34%),
    linear-gradient(145deg, #819b92 0%, #2f7777 48%, #173a50 100%);
  box-shadow: 0 24px 58px rgba(37, 98, 99, 0.22);
}

#contact .contact-card:nth-child(3) {
  background:
    radial-gradient(circle at 88% 96%, rgba(164, 115, 55, 0.32), transparent 34%),
    linear-gradient(145deg, #bf9a54 0%, #d67e13 48%, #98480d 100%);
  box-shadow: 0 24px 58px rgba(194, 99, 14, 0.2);
}

#contact .contact-card h3 {
  width: fit-content;
  max-width: 100%;
  margin-bottom: 1.05rem;
  padding: 0.42rem 0.75rem;
  border-radius: 999px;
  background: rgba(27, 30, 35, 0.36);
  border: 1px solid rgba(255, 255, 255, 0.24);
  color: #ffffff;
  font-size: 0.95rem;
  line-height: 1.2;
  text-shadow: 0 1px 2px rgba(27, 30, 35, 0.28);
}

#contact .contact-card p,
#contact .contact-card a {
  color: rgba(255, 255, 255, 0.9);
}

#contact .contact-card a {
  font-weight: 800;
}

#contact .venue-map-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.58);
  background:
    radial-gradient(circle at 8% 0%, rgba(255, 255, 255, 0.36), transparent 30%),
    radial-gradient(circle at 92% 100%, rgba(119, 169, 145, 0.24), transparent 34%),
    linear-gradient(135deg, #ffad91 0%, #ffd67a 52%, #a8d7bf 100%);
  box-shadow: 0 26px 70px rgba(156, 101, 62, 0.16);
}

#contact .venue-map-card::before {
  content: "";
  position: absolute;
  inset: 1rem;
  z-index: 0;
  border-radius: 1.35rem;
  background: rgba(255, 255, 255, 0.58);
  pointer-events: none;
}

#contact .venue-map-card > * {
  position: relative;
  z-index: 1;
}

#contact .venue-map-copy {
  align-self: center;
  padding: clamp(1rem, 2vw, 1.5rem);
}

#contact .venue-map-copy .eyebrow {
  width: fit-content;
  padding: 0.42rem 0.75rem;
  border-radius: 999px;
  background: rgba(27, 30, 35, 0.34);
  border: 1px solid rgba(255, 255, 255, 0.34);
  color: #ffffff;
}

#contact .venue-map-copy h3 {
  margin-top: 1rem;
  color: #07305f;
}

#contact .venue-map-copy p {
  color: #334155;
  font-weight: 600;
}

#contact .venue-map-frame {
  border: 4px solid rgba(255, 255, 255, 0.72);
  box-shadow: 0 18px 46px rgba(67, 53, 46, 0.18);
}

#speakers .speaker-card,
#programme .programme-item {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.58);
  background:
    radial-gradient(circle at 22% 0%, rgba(255, 255, 255, 0.34), transparent 28%),
    radial-gradient(circle at 92% 92%, rgba(119, 169, 145, 0.25), transparent 34%),
    linear-gradient(135deg, #ffad91 0%, #ffd67a 54%, #a8d7bf 100%);
  box-shadow: 0 16px 38px rgba(156, 101, 62, 0.16);
}

#speakers .speaker-card::before,
#programme .programme-item::before {
  content: "";
  position: absolute;
  inset: 0.9rem;
  z-index: 0;
  border-radius: 1.15rem;
  background: rgba(255, 255, 255, 0.62);
  pointer-events: none;
}

#speakers .speaker-card > *,
#programme .programme-item > * {
  position: relative;
  z-index: 1;
}

#speakers .speaker-card h3,
#speakers .speaker-card p,
#programme .programme-item h3,
#programme .programme-item p,
#programme .programme-item a {
  color: #07305f;
}

#speakers .speaker-photo,
#programme .programme-item span,
#programme .programme-item-live span {
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.5);
  color: #07305f;
  box-shadow: 0 8px 20px rgba(89, 78, 61, 0.12);
}

/* Sponsorship-style tiles for home dates and programme themes */
#important-dates .abstract-grid,
.programme-track-grid {
  align-items: stretch;
}

#important-dates .timeline-card,
.programme-track-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: 0;
  border-radius: 1.55rem;
  box-shadow: 0 24px 62px rgba(67, 53, 46, 0.13);
  color: #ffffff;
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

#important-dates .timeline-card {
  min-height: 18rem;
  padding: 1.65rem;
  background:
    radial-gradient(circle at 88% 96%, rgba(166, 125, 70, 0.34), transparent 34%),
    linear-gradient(145deg, #a9895d 0%, #b96f56 48%, #34495b 100%);
}

.programme-track-card:nth-child(3n + 1) {
  background:
    radial-gradient(circle at 88% 96%, rgba(255, 200, 87, 0.18), transparent 34%),
    radial-gradient(circle at 10% 0%, rgba(255, 255, 255, 0.18), transparent 30%),
    linear-gradient(145deg, #bc6c55 0%, #8d4f55 48%, #263f5a 100%);
}

#important-dates .timeline-card:nth-child(2),
.programme-track-card:nth-child(3n + 2) {
  background:
    radial-gradient(circle at 88% 96%, rgba(145, 151, 119, 0.34), transparent 34%),
    linear-gradient(145deg, #819b92 0%, #2f7777 48%, #173a50 100%);
}

#important-dates .timeline-card:nth-child(3),
.programme-track-card:nth-child(3n) {
  background:
    radial-gradient(circle at 88% 96%, rgba(164, 115, 55, 0.32), transparent 34%),
    linear-gradient(145deg, #bf9a54 0%, #d67e13 48%, #98480d 100%);
}

#important-dates .timeline-card::before,
.programme-track-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  background:
    linear-gradient(145deg, rgba(31, 18, 9, 0.3), rgba(19, 40, 66, 0.12) 48%, rgba(19, 40, 66, 0.28)),
    radial-gradient(circle at 0% 0%, rgba(82, 42, 16, 0.24), transparent 42%);
  pointer-events: none;
}

#important-dates .timeline-card::after,
.programme-track-card::after {
  content: "";
  position: absolute;
  inset: auto -3rem -5rem auto;
  width: 13rem;
  aspect-ratio: 1;
  z-index: 0;
  border-radius: 50%;
  background: rgba(255, 200, 87, 0.14);
  pointer-events: none;
}

#important-dates .timeline-card > *,
.programme-track-card > * {
  position: relative;
  z-index: 1;
}

#important-dates .timeline-card:hover,
.programme-track-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 30px 76px rgba(67, 53, 46, 0.16);
}

#important-dates .timeline-card h3,
.programme-track-card h3 {
  width: fit-content;
  max-width: 100%;
  margin: 0 0 1.25rem;
  padding: 0.42rem 0.75rem;
  border-radius: 999px;
  background: rgba(27, 30, 35, 0.34);
  border: 1px solid rgba(255, 255, 255, 0.34);
  color: #ffffff;
  font-size: 0.95rem;
  line-height: 1.2;
  text-shadow: 0 1px 2px rgba(27, 30, 35, 0.28);
}

#important-dates .timeline-item strong {
  padding: 0;
  background: transparent;
  color: #ffffff;
  box-shadow: none;
  font-size: clamp(1.75rem, 3.2vw, 2.45rem);
  line-height: 1.08;
  letter-spacing: 0;
}

#important-dates .timeline-card:nth-child(3) .timeline-item strong {
  color: #ffffff;
}

#important-dates .timeline-item span {
  color: rgba(255, 255, 255, 0.9);
}

.important-dates-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  max-width: 1120px;
  margin: 1.6rem auto 0;
}

.important-dates-actions .button {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 4.25rem;
  padding: 1.05rem 1.55rem;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 1.25rem;
  color: #ffffff;
  box-shadow: 0 18px 44px rgba(67, 53, 46, 0.16);
}

.important-dates-actions .button-primary {
  background:
    radial-gradient(circle at 12% 0%, rgba(255, 255, 255, 0.28), transparent 34%),
    radial-gradient(circle at 92% 100%, rgba(255, 200, 87, 0.22), transparent 38%),
    linear-gradient(110deg, #7057ef 0%, #b27396 48%, #f49a4c 100%);
}

.important-dates-actions .button-secondary {
  background:
    radial-gradient(circle at 12% 0%, rgba(255, 255, 255, 0.28), transparent 34%),
    radial-gradient(circle at 92% 100%, rgba(123, 215, 196, 0.24), transparent 38%),
    linear-gradient(110deg, #173a66 0%, #256263 52%, #1c8f82 100%);
  border-color: rgba(255, 255, 255, 0.34);
}

.important-dates-actions .button::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 12% 0%, rgba(255, 255, 255, 0.28), transparent 34%),
    radial-gradient(circle at 92% 100%, rgba(255, 200, 87, 0.22), transparent 38%),
    linear-gradient(110deg, #7057ef 0%, #b27396 48%, #f49a4c 100%);
}

.important-dates-actions .button-secondary::before {
  background:
    radial-gradient(circle at 12% 0%, rgba(255, 255, 255, 0.28), transparent 34%),
    radial-gradient(circle at 92% 100%, rgba(123, 215, 196, 0.24), transparent 38%),
    linear-gradient(110deg, #173a66 0%, #256263 52%, #1c8f82 100%);
}

.important-dates-actions .button:hover {
  box-shadow: 0 24px 58px rgba(67, 53, 46, 0.2);
}

.programme-track-card {
  display: flex;
  align-items: flex-end;
  min-height: clamp(9.75rem, 15vw, 11.25rem);
  padding: clamp(1.15rem, 2vw, 1.45rem);
}

.programme-track-card h3 {
  max-width: 100%;
  margin-bottom: 0;
  padding: 0;
  background: transparent;
  border: 0;
  font-size: clamp(1rem, 1.32vw, 1.16rem);
  line-height: 1.24;
  letter-spacing: 0;
  overflow-wrap: break-word;
  word-break: normal;
  text-shadow: 0 2px 8px rgba(15, 23, 36, 0.38);
}

.programme-track-symbol {
  position: absolute;
  top: 1.15rem;
  left: 1.15rem;
  z-index: 1;
  display: grid;
  place-items: center;
  width: clamp(2.65rem, 4.2vw, 3.35rem);
  aspect-ratio: 1;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.16);
  color: rgba(255, 255, 255, 0.86);
  box-shadow: 0 14px 32px rgba(27, 30, 35, 0.12);
  backdrop-filter: blur(8px);
}

.programme-track-symbol svg {
  width: 62%;
  height: 62%;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.programme-track-card h3::before {
  content: none;
}

.programme-track-card::before {
  background:
    linear-gradient(145deg, rgba(31, 18, 9, 0.18), rgba(19, 40, 66, 0.04) 46%, rgba(19, 40, 66, 0.22)),
    radial-gradient(circle at 0% 0%, rgba(255, 255, 255, 0.16), transparent 38%);
}

.programme-track-card::after {
  content: counter(programme-track, decimal-leading-zero);
  inset: 0.55rem 0.85rem auto auto;
  width: auto;
  aspect-ratio: auto;
  background: transparent;
  color: rgba(255, 255, 255, 0.2);
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(3.35rem, 5.8vw, 4.35rem);
  font-weight: 700;
  line-height: 1;
}

@media (min-width: 1100px) {
  .programme-track-card:nth-child(13) {
    grid-column: 2;
  }

  .programme-track-card:nth-child(14) {
    grid-column: 3;
  }
}

.abstract-page .abstract-date-card .timeline-item {
  padding: 0;
  border: 0;
  background: transparent;
}

.abstract-page .abstract-date-card .timeline-item strong {
  display: block;
  background: transparent;
  border: 0;
  box-shadow: none;
}

/* Shared nav-link tile theme across all pages */
.site-nav .nav-links {
  gap: 0.32rem;
}

.site-nav .nav-links a,
.flyer-shell .nav-links a {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.76), rgba(255, 248, 228, 0.62));
  border: 1px solid rgba(255, 255, 255, 0.78);
  box-shadow: 0 8px 20px rgba(67, 53, 46, 0.07);
  color: #410109;
}

.site-nav .nav-links a::before,
.flyer-shell .nav-links a::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 14% 0%, rgba(255, 255, 255, 0.32), transparent 34%),
    linear-gradient(100deg, #7057ef 0%, #b27396 52%, #f49a4c 100%);
  opacity: 0;
  transition: opacity 0.22s ease;
}

.site-nav .nav-links a:hover,
.site-nav .nav-links a[aria-current="page"],
.flyer-shell .nav-links a:hover,
.flyer-shell .nav-links a[aria-current="page"] {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.46);
  box-shadow: 0 12px 26px rgba(112, 87, 239, 0.18);
  transform: translateY(-1px);
}

.site-nav .nav-links a:hover::before,
.site-nav .nav-links a[aria-current="page"]::before,
.flyer-shell .nav-links a:hover::before,
.flyer-shell .nav-links a[aria-current="page"]::before {
  opacity: 1;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 900px) {
  .hero-shell {
    overflow: visible;
  }

  .hero,
  .abstract-hero,
  .subpage-hero,
  .registration-guide-layout,
  .sponsorship-grid,
  .programme-overview-grid,
  .programme-track-grid,
  .committee-grid,
  .committee-leadership-grid,
  .committee-two-grid,
  .committee-advisory-grid,
  .committee-hierarchy-row-single,
  .committee-hierarchy-row-pair,
  .speaker-profile-grid,
  .accommodation-travel-layout,
  .contact-page-grid,
  .abstract-page-grid,
  .admin-login-layout,
  .two-column,
  .submission-layout,
  .abstract-grid,
  .submission-page-grid,
  .transport-page-grid,
  .info-grid,
  .speaker-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .speaker-profile-card {
    flex-basis: 100%;
  }

  .committee-page .committee-grid,
  .committee-page .committee-hierarchy-row-single,
  .committee-page .committee-hierarchy-row-pair {
    grid-template-columns: 1fr;
  }

  .committee-page .committee-card {
    min-height: auto;
  }

  .site-nav {
    border-radius: 0;
    top: 0;
    z-index: 50;
  }

  .site-nav.menu-open {
    z-index: 60;
  }

  .subpage-shell {
    overflow: visible;
  }

  .site-topbar {
    padding: 0.6rem 1rem;
    font-size: 0.88rem;
  }

  .registration-banner {
    padding: 2.75rem 1rem 3rem;
  }

  .programme-banner {
    padding: 2.6rem 1rem 3rem;
  }

  .registration-banner-meta {
    font-size: 0.95rem;
  }

  .programme-banner-copy {
    font-size: 0.95rem;
  }

  .registration-guide-header {
    padding: 1.2rem;
  }

  .registration-guide-link {
    align-self: flex-start;
    white-space: normal;
  }

  .sponsorship-letter-card {
    padding: 1.25rem;
  }

  .registration-fee-board {
    padding: 0.45rem;
  }

  .registration-fee-matrix {
    min-width: 720px;
  }

  .nav-toggle {
    display: inline-block;
  }

  .nav-links {
    display: none;
  }

  .nav-links a {
    width: 100%;
    padding: 0.85rem 1rem;
  }

  .nav-dropdown {
    width: 100%;
  }

  .nav-dropdown summary {
    width: 100%;
    justify-content: space-between;
    padding: 0.85rem 1rem;
  }

  .nav-dropdown summary:hover,
  .nav-dropdown[open] summary {
    transform: none;
  }

  .nav-dropdown-menu {
    position: static;
    left: auto;
    min-width: 0;
    margin-top: 0.35rem;
    padding: 0.35rem 0 0;
    background: transparent;
    border: 0;
    box-shadow: none;
    opacity: 1;
    pointer-events: auto;
    transform: none;
  }

  .nav-dropdown-menu a {
    padding: 0.8rem 1rem 0.8rem 1.4rem;
  }

  .mobile-nav-panel {
    position: fixed;
    top: var(--mobile-nav-offset, 7.9rem);
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1000;
    display: none;
    flex-direction: column;
    gap: 0.55rem;
    align-items: stretch;
    justify-content: flex-start;
    width: 100vw;
    height: calc(100vh - var(--mobile-nav-offset, 7.9rem));
    height: calc(100dvh - var(--mobile-nav-offset, 7.9rem));
    padding: 1rem;
    overflow-y: auto;
    overscroll-behavior: contain;
    white-space: normal;
    background: #fffef5;
    border-top: 1px solid rgba(30, 36, 48, 0.08);
    box-shadow: 0 24px 60px rgba(30, 36, 48, 0.18);
  }

  .mobile-nav-panel.is-open {
    display: flex;
  }

  .mobile-nav-panel a {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    width: 100%;
    padding: 0.95rem 1rem;
    color: #410109;
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0.01em;
    background:
      linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(255, 248, 228, 0.82));
    border: 1px solid rgba(30, 36, 48, 0.08);
    border-radius: 0.85rem;
    box-shadow: 0 10px 24px rgba(67, 53, 46, 0.08);
  }

  .mobile-nav-panel a[aria-current="page"] {
    color: #ffffff;
    background: linear-gradient(100deg, #7057ef 0%, #b27396 52%, #f49a4c 100%);
    border-color: rgba(255, 255, 255, 0.46);
  }

  .programme-item {
    grid-template-columns: 1fr;
  }

  .submission-banner {
    flex-direction: column;
    align-items: flex-start;
  }

  .gallery-day-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .venue-map-card {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    grid-template-columns: 1fr;
  }

  .transport-phone-group {
    grid-template-columns: 1fr;
  }

  .transport-rate-card {
    position: static;
  }

  .site-footer {
    padding: 2.4rem 1.2rem 1.7rem;
  }

  .site-footer-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding-bottom: 2rem;
  }

  .flyer-page {
    padding-inline: 0.75rem;
  }

  .conference-flyer-canvas {
    border-radius: 6px;
  }

  .footer-brand {
    max-width: none;
  }

  .footer-logo-row {
    gap: 0.65rem;
  }

  .footer-logo {
    height: 4.8rem;
  }

  .footer-brand {
    max-width: 34rem;
  }

  .admin-action-grid {
    grid-template-columns: 1fr;
  }

  .admin-filter-button {
    flex: 1 1 auto;
  }

  .admin-logout-button {
    margin-left: 0;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .participant-stay-options,
  .participant-accommodation-form .form-grid {
    grid-template-columns: 1fr;
  }

  .form-field-wide {
    grid-column: auto;
  }

  .hero::before {
    inset: -1.5rem -0.5rem -1rem;
    background:
      radial-gradient(circle at 24% 8%, rgba(255, 200, 87, 0.18), transparent 34%),
      linear-gradient(rgba(255, 248, 239, 0.72), rgba(255, 252, 245, 0.84));
    opacity: 1;
  }

  .hero-video {
    opacity: 0.28;
  }

  .hero-logo {
    position: static;
    width: 96px;
    transform: none;
  }

  .hero-logo-left,
  .hero-logo-right {
    justify-self: center;
  }

  .hero-logo-left {
    order: -2;
  }

  .hero-copy {
    order: -1;
  }

  .registration-workflow {
    grid-template-columns: 1fr;
  }

}

/* Form Overlay Styles */
.abstract-form-shell,
.submission-layout form {
  position: relative;
}

.form-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(180deg, rgba(255, 200, 87, 0.18), rgba(239, 107, 87, 0.14));
  backdrop-filter: blur(3px);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 1.45rem;
  z-index: 100;
  pointer-events: auto;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4);
}

.form-overlay-message {
  text-align: center;
  font-size: 1.1rem;
  font-weight: 600;
  color: #7d342e;
  padding: 2rem;
  max-width: 90%;
  line-height: 1.5;
  background: rgba(255, 255, 255, 0.88);
  border-radius: 1rem;
  border: 1px solid rgba(239, 107, 87, 0.24);
  box-shadow: 0 18px 40px rgba(67, 53, 46, 0.08);
}