/* ===== 暗黑哥特 · 深渊契约 — Gloomveil Quest ===== */
@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@600;700;900&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&display=swap');

:root {
  --void-1: #060408;
  --void-2: #0e0a12;
  --void-3: #1a0f20;
  --crimson: #9b1d2e;
  --crimson-deep: #4a0a14;
  --crimson-glow: #d4455a;
  --purple: #6b3a7a;
  --purple-soft: #a878bf;
  --gold: #c9a84c;
  --gold-soft: #e4cf8a;
  --parchment: #e8ddd0;
  --parchment-dim: #b8a99a;
  --ink: #1a1018;
  --panel-fill-1: #f0e8dc;
  --panel-fill-2: #e0d4c4;
  --panel-border: #7a2e3e;
  --panel-border-dark: #4a1520;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { width: 100%; overflow-x: hidden; }
body {
  font-family: 'Playfair Display', Georgia, serif;
  background: var(--void-1);
  color: var(--parchment);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; background: none; border: none; }
input { font-family: inherit; }

/* ---- Top Bar ---- */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 32px;
  background: linear-gradient(180deg, rgba(10,6,14,.95), rgba(10,6,14,.7) 80%, transparent);
  backdrop-filter: blur(6px);
}
.topbar .logo {
  font-family: 'Cinzel', serif; font-weight: 900; font-size: 18px;
  letter-spacing: .12em; color: var(--crimson-glow);
  text-shadow: 0 0 20px rgba(212,69,90,.4);
  line-height: 1.3;
}
.topbar .logo span { display: block; font-size: 10px; letter-spacing: .3em; color: var(--purple-soft); }
.topbar .gift-btn {
  padding: 10px 28px; border: 1px solid var(--crimson);
  color: var(--crimson-glow); font-family: 'Cinzel', serif;
  font-size: 13px; letter-spacing: .08em;
  transition: all .3s; position: relative; overflow: hidden;
}
.topbar .gift-btn:hover { background: var(--crimson); color: #fff; box-shadow: 0 0 24px rgba(155,29,46,.5); }

/* ---- Hero ---- */
.hero {
  min-height: 100vh; display: flex; flex-direction: column;
  align-items: center; justify-content: center; text-align: center;
  padding: 120px 24px 80px;
  background: radial-gradient(ellipse at 50% 30%, rgba(107,58,122,.15) 0%, transparent 60%),
              radial-gradient(ellipse at 50% 70%, rgba(155,29,46,.1) 0%, transparent 60%),
              var(--void-1);
  position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 2 L32 28 L58 30 L32 32 L30 58 L28 32 L2 30 L28 28 Z' fill='rgba(155,29,46,.03)'/%3E%3C/svg%3E");
  pointer-events: none;
}
.hero .sigil {
  width: 140px; height: 140px; margin-bottom: 28px;
  position: relative;
}
.hero .sigil svg { width: 100%; height: 100%; }
.hero .title {
  font-family: 'Cinzel', serif; font-size: clamp(36px, 6vw, 64px);
  font-weight: 900; color: var(--crimson-glow);
  letter-spacing: .05em; margin-bottom: 12px;
  text-shadow: 0 0 40px rgba(212,69,90,.35);
}
.hero .title span { color: var(--gold-soft); display: block; font-size: .5em; letter-spacing: .3em; margin-top: 4px; }
.hero .subtitle {
  max-width: 600px; font-size: 18px; color: var(--parchment-dim);
  line-height: 1.7; margin-bottom: 36px; font-style: italic;
}
.hero .cta-row {
  display: flex; gap: 20px; flex-wrap: wrap; justify-content: center; margin-bottom: 24px;
}
.hero .ribbon-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 14px 32px; font-family: 'Cinzel', serif;
  font-size: 14px; letter-spacing: .06em;
  border: 1px solid var(--gold);
  color: var(--gold-soft);
  transition: all .3s;
}
.hero .ribbon-btn:hover { background: rgba(201,168,76,.15); box-shadow: 0 0 20px rgba(201,168,76,.3); }
.hero .ribbon-btn.disabled { opacity: .35; pointer-events: none; border-color: var(--parchment-dim); color: var(--parchment-dim); }
.hero .enter-btn {
  display: inline-block; padding: 16px 48px;
  background: linear-gradient(135deg, var(--crimson), var(--purple));
  color: #fff; font-family: 'Cinzel', serif; font-size: 15px;
  letter-spacing: .1em; transition: all .4s;
  box-shadow: 0 4px 24px rgba(155,29,46,.35);
}
.hero .enter-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 36px rgba(155,29,46,.55); }

/* ---- Features ---- */
.features {
  padding: 80px 24px 100px;
  background: linear-gradient(180deg, var(--void-1), var(--void-2));
  text-align: center;
}
.features h2 {
  font-family: 'Cinzel', serif; font-size: clamp(22px, 4vw, 32px);
  color: var(--gold-soft); margin-bottom: 48px; letter-spacing: .06em;
}
.feature-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 28px; max-width: 1100px; margin: 0 auto;
}
.feature-card {
  background: linear-gradient(180deg, var(--void-2), var(--void-3));
  border: 1px solid rgba(155,29,46,.2);
  padding: 36px 24px 32px; text-align: center;
  transition: all .4s;
}
.feature-card:hover { border-color: var(--crimson); transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,.4); }
.feature-card .icon { width: 56px; height: 56px; margin: 0 auto 18px; }
.feature-card .icon svg { width: 100%; height: 100%; }
.feature-card h3 {
  font-family: 'Cinzel', serif; font-size: 17px; color: var(--crimson-glow);
  margin-bottom: 10px; letter-spacing: .04em;
}
.feature-card p { font-size: 14px; color: var(--parchment-dim); line-height: 1.7; }

/* ---- Lore ---- */
.lore {
  padding: 60px 24px 90px;
  background: linear-gradient(180deg, var(--void-2), var(--void-1));
  text-align: center; max-width: 720px; margin: 0 auto;
}
.lore h2 {
  font-family: 'Cinzel', serif; font-size: clamp(20px, 3.5vw, 28px);
  color: var(--purple-soft); margin-bottom: 20px; letter-spacing: .06em;
}
.lore p {
  font-size: 16px; color: var(--parchment-dim); line-height: 1.9;
  font-style: italic;
}

/* ---- Footer ---- */
footer.site-footer {
  background: var(--void-2); border-top: 1px solid rgba(201,168,76,.2);
  padding: 28px 24px 40px; text-align: center;
  font-size: 14px; color: var(--parchment-dim);
}
footer.site-footer nav {
  display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; margin-bottom: 12px;
}
footer.site-footer nav a { color: var(--gold-soft); letter-spacing: .03em; }
footer.site-footer nav a:hover { color: var(--gold); text-decoration: underline; }
footer.site-footer .copy { opacity: .7; }

/* ---- Legal Pages ---- */
.legal-page { background: var(--void-1); min-height: 100vh; display: flex; flex-direction: column; }
.legal-header {
  padding: 28px 24px 18px;
  border-bottom: 1px solid rgba(201,168,76,.2);
  background: linear-gradient(180deg, var(--void-2), var(--void-1));
}
.legal-header .brand {
  font-family: 'Cinzel', serif; font-weight: 700; letter-spacing: .08em;
  color: var(--crimson-glow); font-size: 15px;
}
.legal-header .brand a { display: inline-flex; align-items: center; gap: 8px; }
.legal-main { flex: 1; padding: 36px 24px 60px; }
.legal-main article { max-width: 760px; margin: 0 auto; }
.legal-main h1 {
  font-family: 'Cinzel', serif; font-size: clamp(24px, 4vw, 34px);
  color: var(--gold-soft); margin-bottom: 22px; letter-spacing: .03em;
}
.legal-main h2 {
  font-family: 'Cinzel', serif; font-size: 17px; color: var(--crimson-glow);
  margin: 26px 0 10px; letter-spacing: .03em;
}
.legal-main p { line-height: 1.8; margin-bottom: 14px; color: var(--parchment-dim); font-size: 16px; }
.legal-main ul { margin: 0 0 16px 22px; color: var(--parchment-dim); line-height: 1.8; font-size: 16px; }
.legal-main li { margin-bottom: 6px; }
.legal-main strong { color: var(--parchment); }
.legal-main a.inline-link { color: var(--gold-soft); text-decoration: underline; }

/* ---- Particles / ambient ---- */
.bg-layer {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
}
.bg-layer .ember {
  position: absolute; border-radius: 50%;
  background: var(--crimson-glow);
  animation: ember-rise 6s ease-in-out infinite;
  opacity: 0;
}
@keyframes ember-rise {
  0% { transform: translateY(0) scale(0); opacity: 0; }
  20% { opacity: .6; }
  50% { transform: translateY(-60vh) scale(1.2); opacity: .3; }
  100% { transform: translateY(-100vh) scale(.4); opacity: 0; }
}