/* RSNA 2026 landing page — layered on top of css/index.css (nav, footer, contact form) */

:root {
  --rs-navy: #0f1b3a;
  --rs-ink: #33425f;
  --rs-blue: #1ea0ff;
  --rs-indigo: #5b6cff;
  --rs-gold: #eaaf63;
  --rs-glass: rgba(255, 255, 255, 0.66);
  --rs-glass-strong: rgba(255, 255, 255, 0.82);
  --rs-glass-border: rgba(255, 255, 255, 0.9);
  --rs-shadow: 0 12px 40px rgba(30, 100, 200, 0.14);
}

html { background: #eaf3ff; }

/* Whole-page background taken from page 6 of the "Post 23" carousel */
body.rs-page {
  background: transparent;
  color: var(--rs-ink);
  font-size: 17px;
}
body.rs-page::before {
  content: '';
  position: fixed; inset: 0; z-index: -1;
  background:
    linear-gradient(180deg, rgba(255,255,255,0) 0%, rgba(234,243,255,0.5) 100%),
    url('../images/rsna2026/page-bg.jpg') center top / cover no-repeat;
}

.rs-page main > section { padding: 88px 32px; }
/* index.css gives some section ids their own backgrounds — let the page background show through */
.rs-page main > section:not(#contact) { background: transparent !important; }
.rs-wrap { max-width: 1180px; margin: 0 auto; }

/* ── type ── */
.rs-page h1, .rs-page h2, .rs-page h3 { font-family: var(--font-display); color: var(--rs-navy); letter-spacing: -0.5px; }
.rs-grad {
  background: linear-gradient(90deg, #1ea0ff 0%, #5b6cff 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.rs-h2 { font-size: clamp(28px, 3.6vw, 44px); font-weight: 800; line-height: 1.12; margin-bottom: 14px; }
.rs-kicker {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-size: 12px; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase; color: var(--rs-indigo);
  margin-bottom: 14px;
}
.rs-kicker::before { content: ''; width: 36px; height: 4px; border-radius: 2px; background: linear-gradient(90deg, #1ea0ff, #5b6cff); }
.rs-lead { font-size: 19px; line-height: 1.65; color: var(--rs-ink); max-width: 620px; }
.rs-center { text-align: center; }
.rs-center .rs-lead { margin-left: auto; margin-right: auto; }
.rs-center .rs-kicker { justify-content: center; }

/* ── glass surfaces ── */
.rs-glass {
  background: var(--rs-glass);
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
  border: 1px solid var(--rs-glass-border);
  border-radius: 24px;
  box-shadow: var(--rs-shadow);
}

/* ── buttons ── */
.rs-btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 28px; border-radius: 999px; border: 1.5px solid transparent;
  font-family: var(--font-display); font-size: 15px; font-weight: 700;
  text-decoration: none; cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.rs-btn:hover { transform: translateY(-2px); }
.rs-btn-primary { color: #fff; background: linear-gradient(90deg, #1ea0ff 0%, #5b6cff 100%); box-shadow: 0 10px 28px rgba(60, 120, 255, 0.35); }
.rs-btn-primary:hover { box-shadow: 0 14px 34px rgba(60, 120, 255, 0.45); color: #fff; }
.rs-btn-ghost { color: var(--rs-navy); background: var(--rs-glass-strong); border-color: rgba(15, 27, 58, 0.16); }
.rs-btn-ghost:hover { background: #fff; color: var(--rs-navy); }

/* ── hero ── (#home is kept for script.js nav logic; undo index.css's dark full-height hero) */
.rs-page #home { background: transparent; min-height: 0; display: block; overflow: visible; }
.rs-hero { padding-top: 150px !important; padding-bottom: 96px !important; }
.rs-hero-inner { max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: 1.25fr 1fr; gap: 56px; align-items: center; }
.rs-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 16px; border-radius: 999px; margin-bottom: 22px;
  background: var(--rs-glass-strong); border: 1px solid var(--rs-glass-border);
  font-family: var(--font-display); font-size: 12.5px; font-weight: 700; letter-spacing: 1.2px; text-transform: uppercase; color: var(--rs-indigo);
}
.rs-dot { width: 8px; height: 8px; border-radius: 50%; background: #1ea0ff; box-shadow: 0 0 0 0 rgba(30,160,255,0.6); animation: rsPulse 1.9s infinite; }
@keyframes rsPulse { 70% { box-shadow: 0 0 0 10px rgba(30,160,255,0); } 100% { box-shadow: 0 0 0 0 rgba(30,160,255,0); } }
.rs-hero h1 { font-size: clamp(36px, 5.2vw, 64px); font-weight: 800; line-height: 1.06; margin-bottom: 20px; }
.rs-hero .rs-sub { font-size: clamp(17px, 1.6vw, 21px); color: var(--rs-ink); max-width: 560px; margin-bottom: 28px; line-height: 1.6; }
.rs-hero .rs-sub strong { color: var(--rs-navy); }
.rs-facts { list-style: none; margin: 0 0 32px; padding: 0; display: grid; gap: 12px; }
.rs-facts li { display: flex; align-items: flex-start; gap: 14px; font-size: 16.5px; color: var(--rs-navy); font-weight: 500; line-height: 1.45; }
.rs-facts i {
  flex: 0 0 38px; height: 38px; border-radius: 12px; display: grid; place-items: center;
  background: var(--rs-glass-strong); border: 1px solid var(--rs-glass-border);
  color: var(--rs-indigo); font-size: 15px; box-shadow: 0 4px 14px rgba(30,100,200,0.1);
}
.rs-facts small { display: block; font-size: 13.5px; font-weight: 400; color: var(--rs-ink); opacity: 0.85; }
.rs-actions { display: flex; flex-wrap: wrap; gap: 14px; }

.rs-hero-card { padding: 34px 30px 30px; text-align: center; }
.rs-hero-card img.rs-logo { width: 100%; max-width: 340px; height: auto; display: block; margin: 0 auto 8px; }
.rs-hero-card img.rs-logo-aiken { width: 100%; max-width: 230px; height: auto; display: block; margin: 0 auto; }
.rs-logo-sep { display: flex; align-items: center; gap: 12px; margin: 14px 0 16px; color: var(--rs-ink); }
.rs-logo-sep::before, .rs-logo-sep::after { content: ''; flex: 1; height: 1px; background: rgba(15, 27, 58, 0.16); }
.rs-logo-sep span { font-family: var(--font-display); font-size: 11.5px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--rs-indigo); }
.rs-cd-label { font-family: var(--font-display); font-size: 12px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--rs-indigo); margin: 20px 0 12px; }
.rs-cd { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.rs-cd div { background: var(--rs-glass-strong); border: 1px solid var(--rs-glass-border); border-radius: 16px; padding: 14px 4px 10px; }
.rs-cd b { display: block; font-family: var(--font-display); font-size: clamp(26px, 3vw, 36px); font-weight: 800; line-height: 1; color: var(--rs-navy); font-variant-numeric: tabular-nums; }
.rs-cd span { font-size: 11.5px; letter-spacing: 1px; text-transform: uppercase; color: var(--rs-ink); }
.rs-cd-msg { font-family: var(--font-display); font-size: 20px; font-weight: 700; color: var(--rs-navy); }
.rs-theme { margin-top: 18px; font-size: 14px; color: var(--rs-ink); }
.rs-theme strong { color: var(--rs-navy); }

/* ── participation ── */
.rs-split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.rs-split p { font-size: 17.5px; line-height: 1.75; margin-bottom: 16px; }
.rs-photo { position: relative; border-radius: 24px; overflow: hidden; box-shadow: var(--rs-shadow); border: 6px solid rgba(255,255,255,0.85); }
.rs-photo img { display: block; width: 100%; height: auto; }
.rs-photo figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 26px 18px 12px; font-size: 13px; color: #fff; background: linear-gradient(180deg, transparent, rgba(10,22,58,0.72)); }

/* ── ecosystem ── */
.rs-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; gap: 14px; align-items: center; margin: 48px 0 36px; }
.rs-flow-arrow { color: #2a7bff; font-size: 22px; }
.rs-prod { display: block; text-decoration: none; padding: 26px 20px 24px; text-align: center; height: 100%; transition: transform 0.25s ease, box-shadow 0.25s ease; }
.rs-prod:hover { transform: translateY(-6px); box-shadow: 0 18px 46px rgba(30,100,200,0.22); }
.rs-prod-icon { width: 76px; height: 76px; border-radius: 22px; display: grid; place-items: center; margin: 0 auto 16px; color: #fff; font-size: 32px; box-shadow: 0 10px 24px rgba(0,0,0,0.16); }
.rs-prod h3 { font-size: 20px; font-weight: 800; margin-bottom: 2px; }
.rs-prod h3 sup { font-size: 11px; font-weight: 600; }
.rs-prod p { margin: 0; color: var(--rs-ink); font-size: 15.5px; line-height: 1.4; }
.rs-ic-flow { background: linear-gradient(135deg, #4f7bff, #3b55e6); }
.rs-ic-scan { background: linear-gradient(135deg, #2cc6ff, #0a97f2); }
.rs-ic-diag { background: linear-gradient(135deg, #b46cff, #7b3ff2); }
.rs-ic-rad { background: linear-gradient(135deg, #2fd27f, #12a85c); }
.rs-strip { padding: 10px; margin-bottom: 22px; }
.rs-strip img { display: block; width: 100%; height: auto; border-radius: 16px; }
.rs-banner { display: flex; align-items: center; gap: 22px; padding: 22px 30px; }
.rs-banner > i { font-size: 38px; color: #2a7bff; padding-right: 22px; border-right: 2px solid rgba(15,27,58,0.12); }
.rs-banner strong { display: block; font-family: var(--font-display); font-size: clamp(18px, 2.2vw, 26px); font-weight: 800; letter-spacing: 0.5px; color: #1d6ff2; text-transform: uppercase; }
.rs-banner span { font-size: 17px; color: var(--rs-navy); }

/* ── gallery ── */
.rs-gallery { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; margin-top: 44px; }
.rs-gallery .rs-photo { border-width: 5px; }
.rs-gallery .rs-photo img { height: 100%; object-fit: cover; }
.rs-g-wide { grid-column: span 4; }
.rs-g-sm { grid-column: span 2; }
.rs-g-half { grid-column: span 3; }
.rs-credit { margin-top: 20px; font-size: 13.5px; color: var(--rs-ink); text-align: center; }
.rs-credit a { color: var(--rs-indigo); }

/* ── team ── */
.rs-team { display: flex; flex-wrap: wrap; justify-content: center; gap: 26px; margin-top: 44px; }
.rs-team-card { width: 280px; padding: 18px 18px 22px; text-align: center; transition: transform 0.25s ease; }
.rs-team-card:hover { transform: translateY(-5px); }
.rs-team-card img { width: 100%; height: 250px; object-fit: cover; object-position: top; border-radius: 16px; }
.rs-team-card h3 { font-size: 20px; font-weight: 700; margin: 16px 0 2px; }
.rs-team-card p { margin: 0; color: #1d6ff2; font-weight: 600; font-size: 15px; }

/* ── booking (Calendly) ── */
.rs-book { display: grid; grid-template-columns: 0.8fr 1.4fr; gap: 0; overflow: hidden; }
.rs-book-side { padding: 44px 36px; background: linear-gradient(160deg, rgba(30,160,255,0.14), rgba(91,108,255,0.14)); }
.rs-book-side h2 { font-size: clamp(26px, 3vw, 36px); font-weight: 800; margin-bottom: 14px; line-height: 1.15; }
.rs-book-side p { font-size: 16.5px; line-height: 1.65; }
.rs-book-side ul { list-style: none; margin: 22px 0 0; padding: 0; display: grid; gap: 14px; }
.rs-book-side li { display: flex; gap: 12px; align-items: flex-start; font-size: 15.5px; color: var(--rs-navy); }
.rs-book-side li i { color: #1d6ff2; margin-top: 4px; }
.rs-book-embed { background: #fff; min-height: 720px; position: relative; }
.rs-book-embed .calendly-inline-widget { min-width: 320px; height: 720px; }
.rs-book-loading {
  position: absolute; inset: 0; z-index: 1; background: #fff;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; padding: 24px; text-align: center;
  transition: opacity 0.3s ease;
}
.rs-book-loading p { margin: 0; font-family: var(--font-display); font-weight: 600; color: var(--rs-navy); }
.rs-book-loading a { font-size: 14px; color: #1d6ff2; font-weight: 600; text-decoration: none; }
.rs-book-loading a:hover { text-decoration: underline; }
.rs-spinner { width: 42px; height: 42px; border-radius: 50%; border: 4px solid #dbe7ff; border-top-color: #1e7bff; animation: rsSpin 0.9s linear infinite; }
@keyframes rsSpin { to { transform: rotate(360deg); } }
.rs-book-embed.is-loaded .rs-book-loading,
.rs-book-embed.is-fallback .rs-book-loading { opacity: 0; pointer-events: none; visibility: hidden; }
@media (prefers-reduced-motion: reduce) { .rs-spinner { animation-duration: 2.5s; } }
.rs-book-fallback { display: none; padding: 56px 40px; text-align: center; }
.rs-book-embed.is-fallback .calendly-inline-widget { display: none; }
.rs-book-embed.is-fallback .rs-book-fallback { display: block; }
.rs-book-fallback > i { display: block; font-size: 44px; color: #5b6cff; margin-bottom: 18px; }
.rs-book-fallback h3 { font-size: 24px; margin-bottom: 10px; }

/* ── contact (reuses #contact/ct-* from index.css) ── */
.rs-page #contact { padding: 0; }
.rs-page #contact .ct-left h2 { font-size: clamp(28px, 3.2vw, 42px); color: #fff; }

/* ── footer link spacing sanity ── */
.rs-page footer { margin-top: 0; }

/* ── responsive ── */
@media (max-width: 1024px) {
  .rs-hero-inner, .rs-split, .rs-book { grid-template-columns: 1fr; }
  .rs-hero { padding-top: 130px !important; }
  .rs-flow { grid-template-columns: 1fr 1fr; }
  .rs-flow-arrow { display: none; }
  .rs-book-embed { min-height: 680px; }
}
@media (max-width: 720px) {
  .rs-page main > section { padding: 60px 16px; }
  .rs-hero { padding-top: 112px !important; padding-bottom: 56px !important; }
  .rs-flow { grid-template-columns: 1fr 1fr; gap: 12px; }
  .rs-prod { padding: 20px 10px 18px; }
  .rs-prod-icon { width: 60px; height: 60px; font-size: 26px; border-radius: 18px; }
  .rs-prod h3 { font-size: 17px; }
  .rs-prod p { font-size: 14px; }
  .rs-gallery { grid-template-columns: 1fr 1fr; }
  .rs-g-wide { grid-column: span 2; }
  .rs-g-sm, .rs-g-half { grid-column: span 1; }
  .rs-banner { flex-direction: column; text-align: center; gap: 12px; }
  .rs-banner > i { border-right: 0; padding-right: 0; }
  .rs-book-side { padding: 32px 22px; }
  .rs-actions .rs-btn { width: 100%; justify-content: center; }
  .rs-cd { gap: 6px; }
}
@media (prefers-reduced-motion: reduce) {
  .rs-dot { animation: none; }
  .rs-prod, .rs-team-card, .rs-btn { transition: none; }
}