/* HALVETHÂNE — temel katman
   HANIGA ev tasarım sistemi ile hizalı: Matrix · Network · Kurator */

:root {
  /* Tip ölçeği */
  --text-xs: clamp(0.7rem, 0.66rem + 0.2vw, 0.78rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2.1rem, 1.2rem + 2.6vw, 3.6rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-hero: clamp(2.75rem, 0.5rem + 7vw, 7rem);

  /* Boşluk */
  --s-1: 4px;  --s-2: 8px;  --s-3: 12px; --s-4: 16px;
  --s-5: 24px; --s-6: 32px; --s-7: 48px; --s-8: 64px;
  --s-9: 96px; --s-10: 128px; --s-11: 176px;

  /* Renk — HANIGA ev paleti (yalnızca karanlık) */
  --ink: #0a0908;
  --ink-2: #11100e;
  --ink-3: #13120f;
  --card-1: #13120f;
  --card-2: #0c0b09;

  --fg: #efe9dc;
  --fg-muted: #b6ad9a;
  --fg-faint: #8d8474;

  --gold: #c9a227;
  --gold-lit: #d8bd5e;
  --gold-deep: #9c7e22;
  --gold-dim: rgba(201, 162, 39, 0.55);

  --line: rgba(201, 162, 39, 0.28);
  --line-soft: rgba(201, 162, 39, 0.16);
  --line-card: rgba(201, 162, 39, 0.34);

  /* Tipografi — kardeş sitelerle birebir */
  --font-display: "Cormorant Garamond", "Iowan Old Style", Georgia, serif;
  --font-body: "Jost", "Avenir Next", "Segoe UI", system-ui, sans-serif;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --measure: 62ch;
  --maxw: 1240px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; background: var(--ink); }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: transparent;
  color: var(--fg);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 300;
  line-height: 1.7;
  letter-spacing: 0.005em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--gold); color: #0a0908; }

img, svg { display: block; max-width: 100%; }
img { height: auto; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: 0.005em;
  margin: 0;
  color: var(--fg);
}
h1 em, h2 em, h3 em { font-style: italic; color: var(--gold); }

p { margin: 0 0 var(--s-5); max-width: var(--measure); }
p:last-child { margin-bottom: 0; }

a { color: var(--gold-lit); text-decoration: none; border-bottom: 1px solid rgba(201,162,39,0.30); transition: color 0.3s var(--ease), border-color 0.3s var(--ease); }
a:hover { color: #f0e4bf; border-color: var(--gold); }
a:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: 2px; }

strong { font-weight: 500; color: var(--fg); }

.dot { color: var(--gold-deep); }

.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--ink-3); color: var(--fg);
  padding: var(--s-3) var(--s-5); border: 1px solid var(--line); z-index: 999;
}
.skip:focus { left: var(--s-4); top: var(--s-4); }

/* Kayarak beliren öğeler — kardeş sitelerle aynı eğri */
.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity 1.2s ease, transform 1.2s var(--ease-out);
}
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: 0.10s; }
.reveal.d2 { transition-delay: 0.20s; }
.reveal.d3 { transition-delay: 0.30s; }
.reveal.d4 { transition-delay: 0.40s; }
.reveal.d5 { transition-delay: 0.50s; }

/* Ortam katmanı — yavaş yükselen altın zerreler (kardeş sitelerin kod yağmurunun sessiz karşılığı) */
.ambient {
  position: fixed; inset: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: -1; opacity: 0.55;
}

/* Film grenli üst katman */
.grain {
  position: fixed; inset: 0; pointer-events: none; z-index: 200;
  opacity: 0.045; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation: none !important; }
}