/* styles.css — Тая Подлунная · лендинг
   Три направления переключаются через [data-direction] на :root.
   Акцент переключается через --accent (tweak). */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,500;0,600;0,700;0,800;0,900;1,500;1,600&family=PT+Serif:ital,wght@0,400;0,700;1,400;1,700&family=Lora:ital,wght@0,400;0,500;0,600;1,400;1,500&family=Spectral:ital,wght@0,400;0,500;0,600;1,400&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ---------- РЕЖИМЫ ---------- */
:root {
  --accent: #7fae5a;          /* изумрудно-зелёная магия — задаётся tweak */
  --accent-soft: color-mix(in oklch, var(--accent) 22%, transparent);
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Lora', Georgia, serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
  --maxw: 1200px;
  --r: 4px;
}

/* A — Свечной бархат (тёмный, по умолчанию) */
:root[data-direction="a"] {
  --bg: #0f0b08;
  --bg2: #15100b;
  --panel: #1c1610;
  --panel2: #241c14;
  --line: #3a2e20;
  --ink: #efe6d4;
  --ink-dim: #b9ab92;
  --ink-faint: #8a7c64;
  --gold: #d8b66a;
  --gold-bright: #f0d489;
  --hero-grad: radial-gradient(120% 90% at 78% 8%, rgba(216,182,106,.16), transparent 55%), radial-gradient(90% 70% at 12% 92%, var(--accent-soft), transparent 60%);
  --shadow: 0 30px 70px -30px rgba(0,0,0,.85);
  --cover-glow: 0 40px 90px -28px rgba(0,0,0,.9), 0 0 0 1px rgba(216,182,106,.18);
  color-scheme: dark;
}

/* B — Слоновая кость (светлый, премиальный) */
:root[data-direction="b"] {
  --bg: #f1e8d8;
  --bg2: #ece1ce;
  --panel: #f7f0e3;
  --panel2: #fbf6ec;
  --line: #d8c6a8;
  --ink: #2a2018;
  --ink-dim: #6b5b46;
  --ink-faint: #9a886c;
  --gold: #a9803a;
  --gold-bright: #8a6526;
  --hero-grad: radial-gradient(120% 90% at 80% 6%, rgba(169,128,58,.14), transparent 55%), radial-gradient(80% 70% at 10% 95%, var(--accent-soft), transparent 60%);
  --shadow: 0 30px 60px -32px rgba(74,52,28,.4);
  --cover-glow: 0 36px 70px -28px rgba(74,52,28,.5), 0 0 0 1px rgba(169,128,58,.25);
  color-scheme: light;
}

/* C — Изумрудный гримуар (глубокий зелёный) */
:root[data-direction="c"] {
  --bg: #0c1a14;
  --bg2: #0f201a;
  --panel: #14271f;
  --panel2: #1a3128;
  --line: #2c4a3c;
  --ink: #ece6d2;
  --ink-dim: #a9bcab;
  --ink-faint: #7c9183;
  --gold: #d8b25a;
  --gold-bright: #f0cd7c;
  --hero-grad: radial-gradient(120% 90% at 80% 8%, rgba(216,178,90,.16), transparent 55%), radial-gradient(90% 70% at 10% 92%, var(--accent-soft), transparent 62%);
  --shadow: 0 30px 70px -30px rgba(0,0,0,.7);
  --cover-glow: 0 40px 90px -28px rgba(0,0,0,.8), 0 0 0 1px rgba(216,178,90,.22);
  color-scheme: dark;
}

/* ---------- БАЗА ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  transition: background .5s ease, color .5s ease;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
::selection { background: var(--accent); color: #0c0a07; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 32px; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 500;
}
.section-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--ink-faint);
}

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.05; margin: 0; }

/* divider with diamond */
.orn {
  display: flex; align-items: center; gap: 14px;
  color: var(--gold); opacity: .8;
}
.orn::before, .orn::after { content: ""; height: 1px; flex: 1; background: linear-gradient(90deg, transparent, var(--line), transparent); }
.orn .dia { width: 7px; height: 7px; background: var(--gold); transform: rotate(45deg); }

/* buttons */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 13px; letter-spacing: .08em; text-transform: uppercase;
  padding: 15px 26px; border-radius: var(--r); cursor: pointer; border: 1px solid transparent;
  text-decoration: none; transition: transform .25s, box-shadow .25s, background .25s, color .25s, border-color .25s;
  white-space: nowrap;
}
.btn-primary { background: var(--gold); color: #14100a; border-color: var(--gold); font-weight: 600; }
.btn-primary:hover { background: var(--gold-bright); transform: translateY(-2px); box-shadow: 0 16px 34px -16px var(--gold); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-bright); transform: translateY(-2px); }
.btn-sm { padding: 11px 18px; font-size: 12px; }

/* tags */
.tag {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .04em;
  color: var(--ink-dim); border: 1px solid var(--line); border-radius: 100px;
  padding: 5px 11px; white-space: nowrap;
}
.tag-genre { color: var(--gold); border-color: color-mix(in oklch, var(--gold) 40%, transparent); }

/* reveal on scroll */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* paper grain on light mode panels */
:root[data-direction="b"] body { background-image: radial-gradient(rgba(120,90,50,.04) 1px, transparent 1px); background-size: 4px 4px; }