/* ==========================================================================
   tokens.css — Tasarım belirteçleri: renk, tipografi, aralık, yükseklik, sahne
   Tek vurgu rengi: sakin kobalt mavisi (#3b82f6 / #2563eb).
   6 rol + 1 vurgu sistemi; sıfır em dash, sıfır sahte istatistik.
   Araçlar: zanwei/design-dna, nateherkai/scroll-craft, Leonxlnx/taste-skill
   ========================================================================== */

:root {
  /* ── Renk · Koyu tema (pear.no ilhamlı sıcak kara zemin) ────────── */
  --bg: #0b0a09;
  --surface: #141311;
  --surface-2: #1c1a17;
  --surface-glass: rgba(14, 13, 11, 0.82);
  --border: rgba(255, 255, 255, 0.08);
  --border-subtle: rgba(255, 255, 255, 0.04);
  --border-strong: rgba(255, 255, 255, 0.18);
  --border-glow: rgba(59, 130, 246, 0.22);
  --text: #f5f3ee;
  --text-2: #9e9a91;
  --text-3: #69655e;

  /* Tek vurgu rengi: Sakin kobalt / gök mavisi */
  --accent: #3b82f6;
  --accent-strong: #60a5fa;
  --accent-text: #60a5fa;
  --accent-soft: rgba(59, 130, 246, 0.12);
  --accent-deep: #2563eb;
  --accent-deep-hover: #1d4ed8;
  --on-accent: #ffffff;

  /* Elena Voss Vurgu Paleti (Solar Ateş & Obsidyen) */
  --elena-orange: #f0640d;
  --elena-red: #e61416;
  --elena-grad: linear-gradient(90deg, #f16b0d 0%, #e61416 100%);
  --elena-grad-glow: radial-gradient(circle at center, rgba(241, 107, 13, 0.22) 0%, transparent 70%);
  --elena-card: #151515;
  --elena-card-hover: #1c1c1c;
  --elena-border: rgba(255, 255, 255, 0.12);
  --elena-border-glow: rgba(241, 107, 13, 0.35);

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 12px 36px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 28px 72px rgba(0, 0, 0, 0.6);
  --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.37);

  /* ── Sahne renkleri (kuş → İHA) ───────────────────────────────── */
  --scene-fill: rgba(222, 219, 212, 0.12);
  --scene-fill-strong: rgba(222, 219, 212, 0.26);
  --scene-edge: rgba(96, 165, 250, 0.85);
  --scene-line: rgba(222, 219, 212, 0.32);
  --scene-eye: #0b0a09;

  /* ── Aralık ölçeği (4px tabanlı: 4,8,12,16,24,32,48,72,112,160,200) ── */
  --s1: 4px;
  --s2: 8px;
  --s3: 12px;
  --s4: 16px;
  --s5: 24px;
  --s6: 32px;
  --s7: 48px;
  --s8: 72px;
  --s9: 112px;
  --s10: 160px;
  --s11: 200px;
  --section-pad: clamp(96px, 11vw + 16px, 200px);
  --section-pad-hero: clamp(88px, 10vw, 140px);

  /* ── Tipografi (Instrument Serif italic + Inter) ──────────────── */
  --font-serif: 'Instrument Serif', 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: ui-monospace, 'SFMono-Regular', Menlo, Monaco, Consolas, monospace;

  --fs-xs: 0.6875rem;
  --fs-sm: 0.875rem;
  --fs-md: 1rem;
  --fs-lg: 1.125rem;
  --fs-h3: 1.35rem;
  --fs-h2: clamp(2rem, 4vw, 3rem);
  --fs-h1: clamp(2.75rem, 6vw, 4.5rem);
  --fs-display: clamp(3rem, 8.5vw, 6.75rem);
  --fs-stat: clamp(3.2rem, 6.5vw, 5.5rem);
  --fs-beat: clamp(3rem, 7vw, 6.5rem);
  --fs-footer-close: clamp(2.8rem, 7vw, 5.5rem);

  --lh-body: 1.65;
  --lh-tight: 1.05;
  --lh-display: 1.00;
  --tracking-tight: -0.025em;
  --tracking-display: -0.03em;
  --tracking-wide: 0.12em;
  --tracking-wider: 0.18em;
  --tracking-mega: 0.28em;

  /* ── Yüzey / düzen ─────────────────────────────────────────────── */
  --radius-sm: 6px;
  --radius: 12px;
  --radius-lg: 18px;
  --radius-pill: 999px;
  --container: 1240px;
  --nav-h: 68px;
  --measure: 65ch;

  /* ── Hareket ───────────────────────────────────────────────────── */
  --t-fast: 140ms;
  --t: 260ms;
  --t-slow: 520ms;
  --t-reveal: 700ms;
  --ease: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

  /* ── Katmanlar ─────────────────────────────────────────────────── */
  --z-grain: 5;
  --z-scene: 25;
  --z-nav: 100;
  --z-progress: 110;
  --z-modal: 200;
}

/* ── Açık tema (Warm Paper Zemin) ──────────────────────────────── */
[data-theme='light'] {
  --bg: #fbfaf7;
  --surface: #ffffff;
  --surface-2: #f2efe9;
  --surface-glass: rgba(251, 250, 247, 0.85);
  --border: rgba(18, 17, 16, 0.08);
  --border-subtle: rgba(18, 17, 16, 0.04);
  --border-strong: rgba(18, 17, 16, 0.2);
  --border-glow: rgba(37, 99, 235, 0.18);
  --text: #121110;
  --text-2: #5c5850;
  --text-3: #7d776c;

  --accent: #2563eb;
  --accent-strong: #1d4ed8;
  --accent-text: #1d4ed8;
  --accent-soft: rgba(37, 99, 235, 0.08);
  --accent-deep: #2563eb;
  --accent-deep-hover: #1d4ed8;
  --on-accent: #ffffff;

  /* Elena Voss Vurgu Paleti (Açık Tema) */
  --elena-orange: #ea580c;
  --elena-red: #dc2626;
  --elena-grad: linear-gradient(90deg, #ea580c 0%, #dc2626 100%);
  --elena-grad-glow: radial-gradient(circle at center, rgba(234, 88, 12, 0.12) 0%, transparent 70%);
  --elena-card: #ffffff;
  --elena-card-hover: #f9f8f5;
  --elena-border: rgba(18, 17, 16, 0.1);
  --elena-border-glow: rgba(234, 88, 12, 0.3);

  --shadow-sm: 0 1px 3px rgba(18, 17, 16, 0.06);
  --shadow-md: 0 12px 36px rgba(18, 17, 16, 0.09);
  --shadow-lg: 0 28px 72px rgba(18, 17, 16, 0.13);
  --shadow-glass: 0 8px 32px 0 rgba(18, 17, 16, 0.06);

  --scene-fill: rgba(18, 17, 16, 0.07);
  --scene-fill-strong: rgba(18, 17, 16, 0.18);
  --scene-edge: rgba(37, 99, 235, 0.85);
  --scene-line: rgba(18, 17, 16, 0.26);
  --scene-eye: #ffffff;
}

/* Tema geçiş animasyonu */
html.theme-anim *,
html.theme-anim *::before,
html.theme-anim *::after {
  transition: background-color var(--t) var(--ease), color var(--t) var(--ease),
    border-color var(--t) var(--ease), fill var(--t) var(--ease),
    stroke var(--t) var(--ease), box-shadow var(--t) var(--ease) !important;
}