/*
Theme Name: BTC Heritage
Theme URI: https://blacktravel.club
Author: 360 Brand Advancement & Management
Description: The private staging foundation for the Black Travel Club public experience, backed by canonical VacayOS services.
Version: 0.1.0
Requires at least: 6.7
Requires PHP: 8.1
Text Domain: btc-heritage
*/

:root {
  --btc-emerald-950: #062d23;
  --btc-emerald-900: #074b38;
  --btc-emerald-800: #08694d;
  --btc-emerald-700: #087f5b;
  --btc-emerald-100: #dff3ea;
  --btc-emerald-50: #eff9f5;
  --btc-ink: #14231e;
  --btc-muted: #5c6f67;
  --btc-sand: #f3ead9;
  --btc-sun: #e6ad4f;
  --btc-white: #fff;
  --btc-line: rgba(8, 75, 56, 0.16);
  --btc-shadow: 0 24px 64px rgba(5, 50, 38, 0.14);
  --btc-radius-lg: 32px;
  --btc-radius-md: 20px;
  --btc-max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--btc-ink);
  background: var(--btc-white);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img { max-width: 100%; height: auto; }
.screen-reader-text {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.skip-link:focus {
  position: fixed; z-index: 10000; top: 12px; left: 12px; width: auto; height: auto;
  clip: auto; padding: 10px 14px; margin: 0; background: #fff; border-radius: 8px;
}
.btc-wrap { width: min(calc(100% - 40px), var(--btc-max)); margin-inline: auto; }

.btc-header {
  position: sticky; z-index: 100; top: 0; border-bottom: 1px solid rgba(255,255,255,.14);
  color: #fff; background: rgba(6, 45, 35, .92); backdrop-filter: blur(18px);
}
.admin-bar .btc-header { top: 32px; }
.btc-nav { min-height: 86px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.btc-logo { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.btc-logo__stack { font-size: 15px; font-weight: 900; line-height: .78; letter-spacing: -.5px; }
.btc-logo__heritage { color: #a9d9c5; font-size: 10px; font-weight: 800; letter-spacing: 1.3px; }
.btc-menu { display: flex; align-items: center; gap: 26px; margin: 0; padding: 0; list-style: none; }
.btc-menu a { color: rgba(255,255,255,.82); font-size: 14px; font-weight: 650; text-decoration: none; }
.btc-menu a:hover, .btc-menu a:focus { color: #fff; }
.btc-button {
  display: inline-flex; min-height: 48px; align-items: center; justify-content: center; padding: 0 20px;
  border: 1px solid transparent; border-radius: 999px; font-size: 14px; font-weight: 800;
  text-decoration: none; transition: transform .2s ease, background .2s ease, box-shadow .2s ease;
}
.btc-button:hover, .btc-button:focus { transform: translateY(-2px); }
.btc-button--light { color: var(--btc-emerald-950); background: #fff; box-shadow: 0 10px 30px rgba(0,0,0,.12); }
.btc-menu a.btc-button--light { color: var(--btc-emerald-950); }
.btc-menu a.btc-button--light:hover, .btc-menu a.btc-button--light:focus { color: var(--btc-emerald-950); }
.btc-button--emerald { color: #fff; background: var(--btc-emerald-700); box-shadow: 0 12px 28px rgba(8,127,91,.25); }
.btc-button--outline { color: var(--btc-emerald-950); border-color: rgba(6,45,35,.24); background: transparent; }

.btc-hero {
  position: relative; min-height: 720px; overflow: hidden; color: #fff;
  background:
    radial-gradient(circle at 84% 26%, rgba(230,173,79,.36), transparent 20%),
    radial-gradient(circle at 75% 80%, rgba(69,174,132,.26), transparent 28%),
    linear-gradient(135deg, #052d23 0%, #07533e 54%, #0b7556 100%);
}
.btc-hero::after {
  content: ""; position: absolute; inset: auto -5% -42% 42%; aspect-ratio: 1;
  border: 1px solid rgba(255,255,255,.16); border-radius: 50%;
  box-shadow: 0 0 0 70px rgba(255,255,255,.025), 0 0 0 140px rgba(255,255,255,.02);
}
.btc-hero__grid {
  position: relative; z-index: 2; min-height: 630px; display: grid; grid-template-columns: 1.05fr .95fr;
  align-items: center; gap: 72px; padding-block: 80px 92px;
}
.btc-kicker { margin: 0 0 20px; color: #a9ddc7; font-size: 12px; font-weight: 850; letter-spacing: 2px; text-transform: uppercase; }
.btc-hero h1 { max-width: 760px; margin: 0; font-size: clamp(50px, 7.4vw, 92px); line-height: .95; letter-spacing: -4px; }
.btc-hero__copy { max-width: 650px; margin: 26px 0 0; color: rgba(255,255,255,.78); font-size: clamp(17px, 2vw, 21px); }
.btc-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.btc-actions .btc-button--outline { color: #fff; border-color: rgba(255,255,255,.35); }
.btc-trust { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 34px; color: rgba(255,255,255,.66); font-size: 12px; font-weight: 700; }
.btc-trust span::before { content: "✓"; margin-right: 7px; color: #7bd5b1; }

.btc-globe { position: relative; aspect-ratio: 1; width: min(100%, 440px); justify-self: center; }
.btc-globe__core {
  position: absolute; inset: 8%; border: 1px solid rgba(255,255,255,.28); border-radius: 50%;
  background: radial-gradient(circle at 35% 28%, rgba(255,255,255,.17), transparent 20%), rgba(0,0,0,.05);
  box-shadow: inset 0 0 70px rgba(255,255,255,.04), 0 40px 90px rgba(0,0,0,.22);
}
.btc-globe__core::before, .btc-globe__core::after { content: ""; position: absolute; inset: 8% 30%; border: 1px solid rgba(255,255,255,.21); border-radius: 50%; }
.btc-globe__core::after { inset: 30% 8%; }
.btc-orbit { position: absolute; inset: 3% -4%; border: 1px solid rgba(230,173,79,.65); border-radius: 50%; transform: rotate(-26deg); }
.btc-plane { position: absolute; top: 15%; right: 7%; color: var(--btc-sun); font-size: 30px; transform: rotate(24deg); }
.btc-destination {
  position: absolute; padding: 9px 13px; border: 1px solid rgba(255,255,255,.2); border-radius: 999px;
  color: #fff; background: rgba(5,45,35,.74); backdrop-filter: blur(10px); font-size: 11px; font-weight: 800;
}
.btc-destination--one { left: -3%; top: 27%; }
.btc-destination--two { right: -4%; bottom: 26%; }
.btc-destination--three { left: 10%; bottom: 9%; }

.btc-section { padding-block: 100px; }
.btc-section--mist { background: var(--btc-emerald-50); }
.btc-section--dark { color: #fff; background: var(--btc-emerald-950); }
.btc-eyebrow { margin: 0 0 12px; color: var(--btc-emerald-700); font-size: 12px; font-weight: 850; letter-spacing: 1.8px; text-transform: uppercase; }
.btc-section--dark .btc-eyebrow { color: #7bd5b1; }
.btc-section h2 { max-width: 760px; margin: 0; font-size: clamp(36px, 5vw, 64px); line-height: 1.02; letter-spacing: -2.7px; }
.btc-lead { max-width: 700px; margin: 20px 0 0; color: var(--btc-muted); font-size: 18px; }
.btc-section--dark .btc-lead { color: rgba(255,255,255,.68); }

.btc-card-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 48px; }
.btc-card { min-height: 260px; padding: 28px; border: 1px solid var(--btc-line); border-radius: var(--btc-radius-md); background: #fff; box-shadow: 0 14px 40px rgba(5,50,38,.06); }
.btc-card__number { display: block; margin-bottom: 44px; color: var(--btc-emerald-700); font-size: 12px; font-weight: 900; letter-spacing: 1.5px; }
.btc-card h3 { margin: 0; font-size: 22px; line-height: 1.08; letter-spacing: -.7px; }
.btc-card p { margin: 14px 0 0; color: var(--btc-muted); font-size: 14px; }
.btc-card time { display: inline-block; margin-top: 20px; color: var(--btc-emerald-800); font-size: 12px; font-weight: 850; text-transform: uppercase; }

.btc-community { display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; align-items: center; }
.btc-wordmark-panel { padding: 54px; border-radius: var(--btc-radius-lg); color: #fff; background: var(--btc-emerald-900); box-shadow: var(--btc-shadow); }
.btc-wordmark-panel strong { display: block; font-size: clamp(48px, 7vw, 84px); font-weight: 950; line-height: .75; letter-spacing: -4px; }
.btc-wordmark-panel span { display: block; margin-top: 24px; color: #98d8bd; font-size: 12px; font-weight: 900; letter-spacing: 2px; }
.btc-benefits { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 36px; }
.btc-benefit { padding-top: 18px; border-top: 1px solid var(--btc-line); }
.btc-benefit h3 { margin: 0; font-size: 17px; }
.btc-benefit p { margin: 8px 0 0; color: var(--btc-muted); font-size: 14px; }

.btc-destination-list { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.btc-destination-list span { padding: 13px 18px; border: 1px solid rgba(255,255,255,.18); border-radius: 999px; color: rgba(255,255,255,.88); font-weight: 750; }

.btc-tier-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 46px; }
.btc-tier { position: relative; min-height: 330px; padding: 32px; border: 1px solid var(--btc-line); border-radius: var(--btc-radius-md); background: #fff; }
.btc-tier--featured { color: #fff; border-color: transparent; background: var(--btc-emerald-900); transform: translateY(-10px); box-shadow: var(--btc-shadow); }
.btc-tier__status { display: inline-block; padding: 6px 10px; border-radius: 999px; color: var(--btc-emerald-800); background: var(--btc-emerald-100); font-size: 10px; font-weight: 900; letter-spacing: 1px; text-transform: uppercase; }
.btc-tier--featured .btc-tier__status { color: #fff; background: rgba(255,255,255,.13); }
.btc-tier h3 { margin: 28px 0 0; font-size: 28px; }
.btc-tier p { color: var(--btc-muted); }
.btc-tier--featured p { color: rgba(255,255,255,.7); }
.btc-tier ul { margin: 24px 0 0; padding: 0; list-style: none; }
.btc-tier li { margin-top: 10px; font-size: 14px; }
.btc-tier li::before { content: "✓"; margin-right: 9px; color: var(--btc-emerald-700); font-weight: 900; }
.btc-tier--featured li::before { color: #7bd5b1; }

.btc-cta {
  display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: center;
  padding: 58px; border-radius: var(--btc-radius-lg); color: #fff;
  background: linear-gradient(125deg, var(--btc-emerald-950), var(--btc-emerald-700)); box-shadow: var(--btc-shadow);
}
.btc-cta h2 { max-width: 700px; }
.btc-cta p { margin: 16px 0 0; color: rgba(255,255,255,.72); }

.btc-footer { padding-block: 64px 34px; color: rgba(255,255,255,.72); background: #031e18; }
.btc-footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 50px; }
.btc-footer h2 { margin: 0; color: #fff; font-size: 28px; line-height: .86; letter-spacing: -1px; }
.btc-footer h3 { margin: 0 0 14px; color: #fff; font-size: 13px; text-transform: uppercase; letter-spacing: 1.2px; }
.btc-footer p, .btc-footer a { font-size: 13px; }
.btc-footer a { display: block; margin-top: 8px; text-decoration: none; }
.btc-footer__bottom { margin-top: 50px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.12); font-size: 12px; }

.btc-content { width: min(calc(100% - 40px), 760px); margin: 90px auto; }
.btc-content h1 { font-size: clamp(42px, 6vw, 72px); line-height: 1; letter-spacing: -3px; }

@media (max-width: 980px) {
  .btc-menu li:not(:last-child) { display: none; }
  .btc-hero__grid { grid-template-columns: 1fr; min-height: auto; gap: 36px; }
  .btc-hero__content { padding-top: 30px; }
  .btc-globe { width: min(82vw, 420px); }
  .btc-card-grid { grid-template-columns: 1fr 1fr; }
  .btc-community { grid-template-columns: 1fr; }
  .btc-tier-grid { grid-template-columns: 1fr; }
  .btc-tier--featured { transform: none; }
}

@media (max-width: 782px) { .admin-bar .btc-header { top: 46px; } }

@media (max-width: 680px) {
  .btc-wrap { width: min(calc(100% - 28px), var(--btc-max)); }
  .btc-nav { min-height: 72px; }
  .btc-menu .btc-button { min-height: 42px; padding-inline: 15px; }
  .btc-hero { min-height: auto; }
  .btc-hero__grid { padding-block: 54px 72px; }
  .btc-hero h1 { font-size: clamp(46px, 16vw, 68px); letter-spacing: -3px; }
  .btc-globe { margin-top: 10px; }
  .btc-section { padding-block: 72px; }
  .btc-section h2 { letter-spacing: -2px; }
  .btc-card-grid, .btc-benefits { grid-template-columns: 1fr; }
  .btc-card { min-height: 230px; }
  .btc-wordmark-panel { padding: 38px 30px; }
  .btc-wordmark-panel strong { letter-spacing: -3px; }
  .btc-cta { grid-template-columns: 1fr; padding: 38px 28px; }
  .btc-footer__grid { grid-template-columns: 1fr; gap: 34px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}