/* ============================================================
   BARE TAROT — design system
   水彩慾望 · 鏽紅 × 靛藍 × 琥珀 · 實驗性雙語排版
   ============================================================ */

:root {
  --paper: #FAF4EA;
  --paper-2: #F2E9DA;
  --ink: #271F2B;
  --ink-soft: rgba(39, 31, 43, 0.66);
  --line: rgba(39, 31, 43, 0.16);
  --rust: #A8402F;
  --rust-deep: #7C2A20;
  --indigo: #36406B;
  --indigo-deep: #232A4D;
  --amber: #C08A3F;
  --wine: #6E2F3C;
  --gold: #D9B36C;
  --accent: var(--rust);
  --accent-deep: var(--rust-deep);

  --font-en: 'Cormorant Garamond', 'Times New Roman', serif;
  --font-zh: 'Noto Serif TC', serif;
  --font-hand: 'Noto Serif TC', serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --card-w: 188px;
  --card-h: 320px;
  --ease-soft: cubic-bezier(0.22, 1, 0.36, 1);
}

[data-accent="indigo"] { --accent: #36406B; --accent-deep: #232A4D; }
[data-accent="wine"]   { --accent: #6E2F3C; --accent-deep: #4D1F2A; }
[data-accent="rust"]   { --accent: #A8402F; --accent-deep: #7C2A20; }

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-zh);
  font-size: 17px;
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent); color: var(--paper); }

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

/* ---------- background layers ---------- */
.wash-layer {
  position: fixed; inset: 0;
  z-index: -2;
  pointer-events: none;
  overflow: hidden;
}
.wash-layer svg { position: absolute; inset: -10%; width: 120%; height: 120%; }

#dust {
  position: fixed; inset: 0;
  z-index: -1;
  pointer-events: none;
}

.grain::after {
  content: "";
  position: fixed; inset: 0;
  z-index: 999;
  pointer-events: none;
  opacity: 0.05;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- typography ---------- */
.label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.label.accent { color: var(--accent); }

.display-en {
  font-family: var(--font-en);
  font-style: italic;
  font-weight: 500;
  line-height: 0.92;
  letter-spacing: -0.015em;
}
.display-zh {
  font-family: var(--font-zh);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: 0.06em;
}
.hand {
  font-family: var(--font-hand);
  font-weight: 400;
}
.vertical-zh {
  writing-mode: vertical-rl;
  letter-spacing: 0.42em;
  font-family: var(--font-zh);
}

.section-head { display: flex; align-items: baseline; gap: 22px; margin-bottom: 56px; flex-wrap: wrap; }
.section-head .num {
  font-family: var(--font-en); font-style: italic;
  font-size: 18px; color: var(--accent);
}
.section-head h2 {
  font-family: var(--font-zh); font-weight: 900;
  font-size: clamp(30px, 4.4vw, 52px); letter-spacing: 0.08em;
}
.section-head .en {
  font-family: var(--font-en); font-style: italic; font-weight: 500;
  font-size: clamp(20px, 2.6vw, 30px); color: var(--accent);
}

/* ---------- nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px clamp(20px, 4vw, 56px);
  transition: background 0.4s, box-shadow 0.4s, padding 0.4s;
}
.nav.scrolled {
  background: rgba(250, 244, 234, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--line);
  padding-top: 12px; padding-bottom: 12px;
}
.nav .brand {
  font-family: var(--font-en); font-style: italic; font-weight: 600;
  font-size: 24px; text-decoration: none; letter-spacing: 0.01em;
  display: flex; align-items: baseline; white-space: nowrap;
}
.nav .brand .dot { color: var(--accent); }
.nav-links { display: flex; gap: clamp(14px, 2.6vw, 36px); align-items: center; }
.nav-links a {
  text-decoration: none;
  font-size: 14px; font-weight: 500;
  letter-spacing: 0.18em;
  display: flex; flex-direction: column; align-items: center; gap: 0;
  position: relative;
  padding: 2px 0;
}
.nav-links a .en {
  font-family: var(--font-mono); font-size: 9px;
  letter-spacing: 0.26em; text-transform: uppercase;
  color: var(--ink-soft);
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: -4px;
  width: 100%; height: 1.5px; background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.35s var(--ease-soft);
}
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }
.nav-cta {
  font-family: var(--font-zh); font-size: 14px; font-weight: 700;
  letter-spacing: 0.18em; text-decoration: none;
  border: 1px solid var(--ink); border-radius: 999px;
  padding: 9px 22px;
  transition: background 0.3s, color 0.3s, border-color 0.3s;
}
.nav-cta:hover { background: var(--ink); color: var(--paper); }
@media (max-width: 760px) {
  .nav-links a .en { display: none; }
  .nav-cta { display: none; }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-zh); font-weight: 700;
  font-size: 16px; letter-spacing: 0.22em;
  text-decoration: none; cursor: pointer;
  border: none; border-radius: 999px;
  padding: 16px 36px;
  transition: transform 0.35s var(--ease-soft), box-shadow 0.35s, background 0.3s, color 0.3s;
}
.btn .arrow { font-family: var(--font-en); font-style: italic; transition: transform 0.35s var(--ease-soft); }
.btn:hover .arrow { transform: translateX(5px); }
.btn-primary {
  background: var(--accent); color: var(--paper);
  box-shadow: 0 14px 34px -14px var(--accent);
}
.btn-primary:hover { background: var(--accent-deep); transform: translateY(-2px); }
.btn-ghost {
  background: transparent; color: var(--ink);
  border: 1px solid var(--ink);
}
.btn-ghost:hover { background: var(--ink); color: var(--paper); transform: translateY(-2px); }

/* ---------- marquee ---------- */
.marquee {
  background: var(--ink); color: var(--paper);
  overflow: hidden; white-space: nowrap;
  padding: 14px 0;
  transform: rotate(-1.2deg) scale(1.02);
}
.marquee-track { display: inline-flex; gap: 0; animation: marquee 38s linear infinite; }
.marquee span {
  font-family: var(--font-en); font-style: italic; font-size: 19px;
  padding: 0 16px; display: inline-flex; align-items: center; gap: 32px;
}
.marquee .zh { font-family: var(--font-zh); font-style: normal; font-weight: 600; font-size: 15px; letter-spacing: 0.3em; }
.marquee .star { color: var(--gold); font-style: normal; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(36px); transition: opacity 0.9s var(--ease-soft), transform 0.9s var(--ease-soft); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 0.12s; }
.reveal[data-delay="2"] { transition-delay: 0.24s; }
.reveal[data-delay="3"] { transition-delay: 0.36s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .marquee-track { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- tarot card ---------- */
.tcard {
  width: var(--card-w); height: var(--card-h);
  perspective: 1400px;
  position: relative;
  flex: none;
}
.tcard-inner {
  position: absolute; inset: 0;
  transform-style: preserve-3d;
  transition: transform 0.9s var(--ease-soft);
}
.tcard.flipped .tcard-inner { transform: rotateY(180deg); }
.tcard-face, .tcard-back {
  position: absolute; inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 18px 44px -16px rgba(35, 42, 77, 0.45);
}
.tcard-face { transform: rotateY(180deg); background: var(--paper); }
.tcard-face svg, .tcard-back svg { width: 100%; height: 100%; display: block; }
.tcard.reversed .tcard-face svg { transform: rotate(180deg); }

/* ---------- form ---------- */
.field { display: flex; flex-direction: column; gap: 10px; }
.field label { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--ink-soft); }
.field input, .field textarea, .field select {
  font-family: var(--font-zh); font-size: 16px;
  color: var(--ink);
  background: transparent;
  border: none; border-bottom: 1px solid var(--line);
  padding: 10px 2px;
  outline: none;
  transition: border-color 0.3s;
  border-radius: 0;
}
.field textarea { resize: vertical; min-height: 96px; line-height: 1.8; }
.field input:focus, .field textarea:focus, .field select:focus { border-bottom-color: var(--accent); }
.field.error input, .field.error textarea { border-bottom-color: var(--rust); }
.field .err-msg { font-size: 13px; color: var(--rust); display: none; }
.field.error .err-msg { display: block; }

/* ---------- footer ---------- */
.footer {
  margin-top: clamp(80px, 12vw, 160px);
  background: var(--indigo-deep);
  color: var(--paper);
  padding: clamp(56px, 8vw, 110px) clamp(20px, 5vw, 72px) 36px;
  position: relative; overflow: hidden;
}
.footer .big-mark {
  font-family: var(--font-en); font-style: italic; font-weight: 500;
  font-size: clamp(54px, 11vw, 168px); line-height: 0.9;
  color: var(--gold);
  opacity: 0.92;
}
.footer-grid {
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: 40px; flex-wrap: wrap;
  margin-top: 48px;
}
.footer-links { display: flex; gap: 36px; flex-wrap: wrap; }
.footer-links a {
  text-decoration: none; font-size: 14px; letter-spacing: 0.2em;
  opacity: 0.78; transition: opacity 0.3s;
}
.footer-links a:hover { opacity: 1; }
.footer .fine {
  margin-top: 56px; padding-top: 24px;
  border-top: 1px solid rgba(250, 244, 234, 0.18);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.2em;
  opacity: 0.55; text-transform: uppercase;
}

/* ---------- misc ---------- */
.wrap { max-width: 1280px; margin: 0 auto; padding: 0 clamp(20px, 4vw, 56px); }
section { position: relative; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

.tilt-note {
  font-family: var(--font-hand);
  color: var(--indigo);
  transform: rotate(-4deg);
  display: inline-block;
  white-space: nowrap;
}

.kicker-row { display: flex; align-items: center; gap: 16px; }
.kicker-row::before { content: ""; width: 44px; height: 1px; background: var(--accent); }