/* ==========================================================================
   SDG National Conference 2026 — Stylesheet
   Theme: Sustainability (greens / earth tones)
   ========================================================================== */

:root {
  --color-forest: #123524;
  --color-forest-2: #1d4d33;
  --color-leaf: #2f8f4e;
  --color-leaf-light: #4caf6d;
  --color-mint: #eef6ef;
  --color-cream: #faf8f2;
  --color-earth: #8a7257;
  --color-sky: #0f6e8c;
  --color-gold: #c9941f;
  --color-text: #1b241d;
  --color-text-light: #5b685e;
  --color-bg: #ffffff;
  --color-bg-alt: #f6f8f4;
  --color-border: #e1e7df;
  --shadow-sm: 0 2px 10px rgba(18, 53, 36, 0.06);
  --shadow-md: 0 10px 30px rgba(18, 53, 36, 0.12);
  --radius: 16px;
  --max-width: 1180px;
  --font-heading: "Poppins", "Segoe UI", sans-serif;
  --font-base: "Inter", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  font-size: 16px;
}

h1, h2, h3, h4, h5,
.brand-text strong,
.btn,
nav.main-nav a,
.kicker,
.eyebrow {
  font-family: var(--font-heading);
}

h1, h2, h3, h4 {
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-forest);
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Placeholder tag ---------- */
.tbd {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #b23a00;
  background: #fff1e0;
  border: 1px dashed #e08a3c;
  border-radius: 6px;
  padding: 2px 8px;
  margin-left: 6px;
  vertical-align: middle;
}

/* ---------- Topbar / CTA strip ---------- */
.topbar {
  background: var(--color-forest);
  color: #fff;
  font-size: 0.85rem;
  padding: 6px 0;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}
.topbar a {
  color: #d9f2d9;
  text-decoration: none;
}
.topbar a:hover {
  text-decoration: underline;
}
.topbar-links a {
  margin-right: 14px;
}
.topbar-links a:last-child {
  margin-right: 0;
}

/* ---------- Header / Nav ---------- */
header.site-header {
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}
.site-header .nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 24px;
  max-width: 1440px;
  margin: 0 auto;
  gap: 12px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-forest);
  flex-shrink: 0;
}
.brand-logos {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.brand-logos .brand-logo {
  height: 36px;
  width: auto;
  object-fit: contain;
  display: block;
}
.brand-logos .brand-logo.logo-sic {
  height: 36px;
}
.brand-logos .brand-logo.logo-christ {
  height: 34px;
}
.brand-logos .logo-divider {
  width: 1px;
  height: 24px;
  background: var(--color-border);
  display: inline-block;
  flex-shrink: 0;
}
.brand-text {
  border-left: 1px solid var(--color-border);
  padding-left: 10px;
}
.brand-text strong {
  display: block;
  font-size: 0.94rem;
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
}
.brand-text span {
  display: block;
  font-size: 0.65rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  white-space: nowrap;
}

nav.main-nav {
  flex-shrink: 0;
}
nav.main-nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 2px;
  margin: 0;
  padding: 0;
  flex-wrap: nowrap; /* Strictly keep Venue & Contact beside Schedule on the exact same horizontal line */
}
nav.main-nav a {
  text-decoration: none;
  font-weight: 500;
  font-size: 0.83rem;
  color: var(--color-text);
  padding: 7px 9px;
  border-radius: 8px;
  white-space: nowrap;
  transition: background 0.2s, color 0.2s;
  display: block;
}
nav.main-nav a:hover,
nav.main-nav a.active {
  background: var(--color-mint);
  color: var(--color-forest);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--color-forest);
  cursor: pointer;
  padding: 6px;
  line-height: 1;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: transform 0.15s, box-shadow 0.15s, opacity 0.15s, background 0.15s;
  border: 1.5px solid transparent;
  cursor: pointer;
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 22px rgba(18, 53, 36, 0.22);
}
.btn-primary {
  background: var(--color-forest);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  background: var(--color-forest-2);
}
.btn-secondary {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.7);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
}
.btn-outline {
  background: transparent;
  color: var(--color-forest);
  border-color: var(--color-forest);
}
.btn-outline:hover {
  background: var(--color-forest);
  color: #fff;
}
.btn-gold {
  background: var(--color-gold);
  color: #fff;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 15% 20%, rgba(255, 255, 255, 0.08), transparent 40%),
    radial-gradient(circle at 85% 80%, rgba(255, 255, 255, 0.08), transparent 45%),
    linear-gradient(135deg, rgba(15, 61, 46, 0.84) 0%, rgba(47, 112, 66, 0.8) 45%, rgba(42, 94, 105, 0.84) 100%),
    url("https://lavasa.christuniversity.in/images/more-campus.webp") center / cover no-repeat;
  color: #fff;
  padding: 84px 0 64px;
  isolation: isolate;
}
.hero .eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  font-weight: 700;
  color: #cdeccd;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.28);
  padding: 6px 14px;
  border-radius: 30px;
}
.hero h1 {
  font-size: clamp(1.55rem, 3.2vw, 2.35rem);
  margin: 18px 0 14px;
  max-width: 820px;
  letter-spacing: -0.01em;
}
.hero .btn-outline {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.7);
}
.hero p.lead {
  max-width: 720px;
  font-size: 1.08rem;
  color: #eaf6ea;
}
.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}
.hero-tags span {
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 20px;
  padding: 7px 16px;
  font-size: 0.8rem;
  font-weight: 500;
  backdrop-filter: blur(2px);
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.hero-cta {
  margin-top: 28px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.hero-meta {
  margin-top: 36px;
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}
.hero-meta .item {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 12px;
  padding: 12px 18px;
  min-width: 150px;
  transition: transform 0.2s, background 0.2s;
}
.hero-meta .item:hover {
  transform: translateY(-3px);
  background: rgba(255, 255, 255, 0.2);
}
.hero-meta .item small {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #cdeccd;
}
.hero-meta .item strong {
  font-size: 1.05rem;
}

/* ---------- Countdown ---------- */
.countdown {
  display: flex;
  gap: 14px;
  margin-top: 24px;
  flex-wrap: wrap;
}
.countdown .box {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 10px;
  padding: 10px 16px;
  text-align: center;
  min-width: 78px;
}
.countdown .box .num {
  font-size: 1.5rem;
  font-weight: 800;
  display: block;
}
.countdown .box .lbl {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #e3f6e3;
}

/* ---------- Stats strip ---------- */
.stats-strip {
  background: var(--color-forest);
  padding: 0;
  margin-top: -1px;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stats-grid .stat {
  text-align: center;
  padding: 32px 16px;
  color: #fff;
  border-right: 1px solid rgba(255, 255, 255, 0.12);
}
.stats-grid .stat:last-child {
  border-right: none;
}
.stats-grid .stat .stat-num {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: #a7e8a7;
  display: block;
}
.stats-grid .stat .stat-lbl {
  font-size: 0.82rem;
  color: #dff2df;
  margin-top: 4px;
}

/* ---------- About visual (two-column) ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 44px;
  align-items: center;
}
.about-visual {
  position: relative;
  background: var(--color-mint);
  border-radius: var(--radius);
  padding: 32px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.about-visual .mini-card {
  background: #fff;
  border-radius: 12px;
  padding: 20px 16px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s;
}
.about-visual .mini-card:hover {
  transform: translateY(-4px);
}
.about-visual .mini-card .icon-circle {
  width: 44px;
  height: 44px;
  margin: 0 auto;
  border-radius: 50%;
  background: var(--color-mint);
  color: var(--color-forest);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}
.about-visual .mini-card .txt {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-forest);
  margin-top: 10px;
}

/* ---------- Scroll reveal (disabled: content shows immediately) ---------- */
.reveal {
  opacity: 1;
}

/* ---------- Sections ---------- */
section {
  padding: 84px 0;
}
section.alt {
  background: var(--color-bg-alt);
}
.section-head {
  text-align: center;
  max-width: 740px;
  margin: 0 auto 40px;
}
.section-head .kicker {
  color: var(--color-leaf);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
}
.section-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  margin: 10px 0 12px;
  color: var(--color-forest);
}
.section-head p {
  color: var(--color-text-light);
}

/* ---------- Cards / Grid ---------- */
.grid {
  display: grid;
  gap: 24px;
}
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-leaf-light);
}
.card:hover .icon {
  background: var(--color-forest);
  color: #fff;
  transform: scale(1.06);
}
.card .icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-mint);
  color: var(--color-forest);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 18px;
  transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease;
}
.card h3 {
  margin: 0 0 8px;
  font-size: 1.04rem;
  color: var(--color-forest);
  font-weight: 600;
}
.card p {
  margin: 0;
  color: var(--color-text-light);
  font-size: 0.92rem;
}

/* ---------- Timeline (Important Dates) ---------- */
.timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.timeline .step {
  background: #fff;
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-leaf);
  border-radius: var(--radius);
  padding: 26px 22px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s;
}
.timeline .step:hover {
  transform: translateY(-4px);
}
.timeline .step .date {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-forest);
}
.timeline .step .label {
  margin-top: 6px;
  color: var(--color-text-light);
  font-weight: 500;
  font-size: 0.9rem;
}

/* ---------- SDG colour spectrum strip ---------- */
.sdg-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.sdg-chip {
  width: 56px;
  height: 56px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  font-family: var(--font-heading);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s;
}
.sdg-chip:hover {
  transform: translateY(-4px) scale(1.04);
}

/* ---------- Decorative leaf backdrop ---------- */
.leaf-accent {
  position: absolute;
  opacity: 0.08;
  pointer-events: none;
  z-index: 0;
}

/* ---------- Speaker / Committee cards ---------- */
.person-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: transform 0.25s, box-shadow 0.25s;
}
.person-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}
.person-card .photo {
  aspect-ratio: 1 / 1;
  background: linear-gradient(145deg, var(--color-mint), #dfeee1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-leaf);
  font-size: 2.6rem;
}
.person-card .info {
  padding: 20px;
}
.person-card h3 {
  margin: 0 0 4px;
  font-size: 1rem;
  color: var(--color-forest);
}
.person-card p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--color-text-light);
}

/* ---------- Fee table ---------- */
.fee-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  box-shadow: var(--shadow-sm);
  border-radius: var(--radius);
  overflow: hidden;
}
.fee-table th,
.fee-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}
.fee-table th {
  background: var(--color-forest);
  color: #fff;
}
.fee-table tr:last-child td {
  border-bottom: none;
}

/* ---------- Steps list ---------- */
.steps-list {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 16px;
}
.steps-list li {
  position: relative;
  padding-left: 52px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding-top: 14px;
  padding-bottom: 14px;
  padding-right: 16px;
}
.steps-list li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-leaf-light);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}

/* ---------- FAQ accordion ---------- */
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: 10px;
  margin-bottom: 12px;
  overflow: hidden;
  background: #fff;
}
.faq-q {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 16px 20px;
  font-weight: 700;
  color: var(--color-forest);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.97rem;
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
  padding: 0 20px;
  color: var(--color-text-light);
}
.faq-item.open .faq-a {
  padding: 0 20px 18px;
}

/* ---------- Schedule table ---------- */
.schedule-day {
  margin-bottom: 36px;
}
.schedule-day h3 {
  color: var(--color-forest);
  border-left: 4px solid var(--color-leaf-light);
  padding-left: 12px;
}
.schedule-table {
  width: 100%;
  border-collapse: collapse;
}
.schedule-table th,
.schedule-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  font-size: 0.93rem;
}
.schedule-table th {
  background: var(--color-bg-alt);
  color: var(--color-forest);
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}
.contact-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 18px;
}
.contact-item .icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--color-mint);
  color: var(--color-forest);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.map-embed {
  width: 100%;
  min-height: 320px;
  border-radius: var(--radius);
  border: 1px dashed var(--color-border);
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  text-align: center;
  padding: 20px;
}

/* ---------- Banner CTA ---------- */
.cta-banner {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-forest), var(--color-sky));
  color: #fff;
  border-radius: var(--radius);
  padding: 48px 40px;
  text-align: center;
}
.cta-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.14) 1.5px, transparent 1.5px);
  background-size: 22px 22px;
  opacity: 0.5;
}
.cta-banner h2,
.cta-banner p,
.cta-banner .hero-cta {
  position: relative;
  z-index: 1;
}
.cta-banner h2 {
  margin-top: 0;
}
.cta-banner .hero-cta {
  justify-content: center;
}

/* ---------- Footer ---------- */
footer.site-footer {
  background: #0f2a12;
  color: #cfe8cf;
  padding: 48px 0 20px;
  margin-top: 40px;
}
footer.site-footer h4 {
  color: #fff;
  margin-top: 0;
}
footer.site-footer a {
  color: #cfe8cf;
  text-decoration: none;
}
footer.site-footer a:hover {
  color: #fff;
  text-decoration: underline;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
}
.footer-grid ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  margin-top: 32px;
  padding-top: 18px;
  font-size: 0.82rem;
  text-align: center;
  color: #9dc49d;
}

/* ---------- Breadcrumb / page header ---------- */
.page-head {
  background: linear-gradient(135deg, var(--color-forest), var(--color-leaf));
  color: #fff;
  padding: 44px 0;
  text-align: center;
}
.page-head h1 {
  margin: 0 0 8px;
}
.page-head p {
  margin: 0;
  color: #dff2df;
}

/* ---------- Utilities ---------- */
.text-center { text-align: center; }
.mt-24 { margin-top: 24px; }
.mb-0 { margin-bottom: 0; }
/* ---------- Brochure & Poster Showcase ---------- */
.media-showcase-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  align-items: stretch;
  margin-top: 24px;
}
.showcase-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s;
  position: relative;
}
.showcase-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.badge-label {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(18, 53, 36, 0.9);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 20px;
  backdrop-filter: blur(4px);
  z-index: 2;
  letter-spacing: 0.02em;
}
.poster-preview-wrapper {
  position: relative;
  cursor: pointer;
  background: #f0f4f0;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  height: 420px;
}
.poster-preview-wrapper img.poster-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.3s ease;
}
.poster-preview-wrapper:hover img.poster-img {
  transform: scale(1.03);
}
.poster-overlay {
  position: absolute;
  inset: 0;
  background: rgba(18, 53, 36, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s;
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
}
.poster-preview-wrapper:hover .poster-overlay {
  opacity: 1;
}
.brochure-preview-wrapper {
  background: #f0f4f0;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 420px;
  padding: 16px 16px 56px;
}
.brochure-viewer {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
}
.brochure-page-preview {
  max-height: 340px;
  width: auto;
  max-width: 90%;
  object-fit: contain;
  border-radius: 6px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  background: #fff;
}
.brochure-page-nav {
  position: absolute;
  bottom: -46px;
  display: flex;
  align-items: center;
  gap: 14px;
  background: #fff;
  padding: 6px 16px;
  border-radius: 20px;
  border: 1px solid var(--color-border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}
.page-nav-btn {
  background: var(--color-mint);
  border: 1px solid var(--color-border);
  color: var(--color-forest);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
}
.page-nav-btn:hover:not(:disabled) {
  background: var(--color-leaf-light);
  color: #fff;
}
.page-nav-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
#page-counter {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-forest);
  min-width: 80px;
  text-align: center;
}
.showcase-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.showcase-body h3 {
  margin: 0 0 8px;
  font-size: 1.25rem;
}
.showcase-body p {
  margin: 0 0 20px;
  color: var(--color-text-light);
  font-size: 0.92rem;
  flex: 1;
}
.showcase-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.showcase-actions .btn {
  padding: 10px 18px;
  font-size: 0.82rem;
}

/* Lightbox Modal */
.image-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 20px;
  backdrop-filter: blur(4px);
}
.image-modal-content {
  position: relative;
  max-width: 850px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.image-modal-content img {
  max-width: 100%;
  max-height: 82vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}
.modal-close {
  position: absolute;
  top: -40px;
  right: 0;
  background: none;
  border: none;
  color: #fff;
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
}

/* ---------- Responsive ---------- */
@media (max-width: 1240px) {
  .site-header .nav-wrap {
    padding: 8px 16px;
    gap: 10px;
  }
  .brand-logos {
    gap: 8px;
  }
  .brand-logos .brand-logo.logo-sic {
    height: 35px;
  }
  .brand-logos .brand-logo.logo-christ {
    height: 33px;
  }
  .brand-text {
    padding-left: 10px;
  }
  .brand-text strong {
    font-size: 0.90rem;
  }
  .brand-text span {
    font-size: 0.62rem;
  }
  nav.main-nav ul {
    gap: 2px;
  }
  nav.main-nav a {
    font-size: 0.81rem;
    padding: 7px 8px;
  }
}

@media (max-width: 1080px) {
  .site-header .nav-wrap {
    padding: 8px 12px;
    gap: 8px;
  }
  .brand-text strong {
    font-size: 0.84rem;
  }
  .brand-text span {
    font-size: 0.60rem;
  }
  nav.main-nav a {
    font-size: 0.77rem;
    padding: 6px 6px;
  }
}

@media (max-width: 1000px) {
  .nav-toggle {
    display: block;
  }
  nav.main-nav {
    display: none;
    width: 100%;
    order: 3;
    background: #fff;
    border-top: 1px solid var(--color-border);
    padding: 12px 0 16px;
  }
  nav.main-nav.open {
    display: block;
  }
  nav.main-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 4px 0;
  }
  nav.main-nav a {
    font-size: 0.92rem;
    padding: 10px 14px;
  }
  .site-header .nav-wrap {
    flex-wrap: wrap;
    padding: 10px 20px;
  }
}

@media (max-width: 960px) {
  .media-showcase-grid { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid .stat:nth-child(2) { border-right: none; }
  .stats-grid .stat { border-bottom: 1px solid rgba(255, 255, 255, 0.12); }
  .about-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .grid-2, .grid-3, .grid-4, .timeline, .footer-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-cta { flex-direction: column; }
  .hero-meta { grid-template-columns: 1fr; }
  .countdown { gap: 8px; }
  .countdown .box { min-width: 68px; padding: 10px 12px; }
  .countdown .num { font-size: 1.6rem; }
}

@media (max-width: 600px) {
  .brand-text span {
    display: none;
  }
  .brand-logos .brand-logo.logo-sic {
    height: 30px;
  }
  .brand-logos .brand-logo.logo-christ {
    height: 28px;
  }
  .brand-text strong {
    font-size: 0.85rem;
  }
}

/* ---------- Speaker name chips ---------- */
.speaker-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
}
.speaker-chip {
  background: #fff;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-leaf);
  border-radius: 10px;
  padding: 12px 22px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.98rem;
  color: var(--color-forest);
  box-shadow: var(--shadow-sm);
}

/* ---------- Committee name cards ---------- */
.name-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.name-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-leaf);
  border-radius: 10px;
  padding: 10px 18px;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-forest);
  box-shadow: var(--shadow-sm);
}
.name-card small {
  display: block;
  font-family: var(--font-base);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-light);
}

/* ---------- CHRIST logo on the right: same size as SIC logo ---------- */
.site-header .nav-wrap > .logo-christ {
  height: 36px;
  width: auto;
  object-fit: contain;
  flex-shrink: 0;
}
@media (max-width: 1240px) {
  .site-header .nav-wrap > .logo-christ { height: 35px; }
}
@media (max-width: 600px) {
  .site-header .nav-wrap > .logo-christ { height: 30px; }
}

.hero h1,
.page-head h1,
.cta-banner h2 {
  color: #ffe08a;
}


.name-card.detailed {
  min-width: 250px;
}
.name-card small.role {
  color: var(--color-leaf);
  font-weight: 600;
  margin-top: 2px;
}
/* Keep the header and registration strip within the available viewport. */
@media (max-width: 1000px) {
  .site-header .nav-wrap {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
  }

  .site-header .brand {
    flex: 1 1 0;
    min-width: 0;
    gap: 8px;
  }

  .site-header .brand-text {
    min-width: 0;
    padding-left: 8px;
  }

  .site-header .brand-text strong,
  .site-header .brand-text span {
    white-space: normal;
    overflow-wrap: anywhere;
  }

  .site-header .nav-wrap > .logo-christ {
    flex: 0 0 auto;
    margin-left: auto;
  }

  .site-header .nav-toggle {
    flex: 0 0 auto;
    order: 3;
  }

  .site-header nav.main-nav {
    flex: 0 0 100%;
    order: 4;
    min-width: 0;
  }
}

@media (max-width: 600px) {
  .topbar .container {
    align-items: flex-start;
    font-size: 0.78rem;
  }

  .topbar .container > span:first-child {
    flex: 1 1 100%;
  }

  .topbar .container > span:last-child {
    flex: 0 0 auto;
    margin-left: auto;
  }

  .site-header .nav-wrap {
    padding: 8px 12px;
    gap: 6px;
  }

  .site-header .brand-text strong {
    font-size: 0.8rem;
  }
}

/* Allow the left brand mark to scale on very narrow phone and zoom widths. */
@media (max-width: 480px) {
  .site-header .nav-wrap {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding-inline: 8px;
    column-gap: 5px;
  }

  .site-header .brand {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
  }

  .site-header .brand-logos {
    flex: 0 1 auto;
    min-width: 0;
  }

  .site-header .brand-logos .brand-logo.logo-sic {
    height: 28px;
    width: auto;
    max-width: 16vw;
    object-fit: contain;
  }

  .site-header .brand-text {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
  }

  .site-header .brand-text strong {
    font-size: clamp(0.68rem, 3.2vw, 0.8rem);
    line-height: 1.15;
    overflow-wrap: anywhere;
  }

  .site-header .nav-wrap > .logo-christ {
    height: 26px;
    max-width: 15vw;
  }

  .site-header .nav-toggle {
    padding: 4px;
    font-size: 1.4rem;
  }
}


.map-embed {
  padding: 0;
  overflow: hidden;
}
.map-embed iframe {
  display: block;
  width: 100%;
  height: 320px;
  min-height: 320px;
  border: 0;
}