/* Hamd — landing + legal pages.
   Renkler uygulamanın AppColors paletinden geliyor; açık tema
   MaterialThemes.light, koyu tema MaterialThemes.dark ile aynı ailede. */

:root {
  /* Koyu tema — varsayılan. */
  --bg: #170E22;
  --bg-alt: #221331;
  --surface: rgba(46, 27, 69, 0.75);
  --surface-2: rgba(34, 19, 49, 0.6);
  --surface-alt: rgba(23, 14, 34, 0.55);
  --line: rgba(227, 184, 227, 0.16);
  --text: #EDE3F3;
  --heading: #F6EEFA;
  --muted: #B6A3C4;
  --doc-text: #D6C8E0;
  --faint: #7E6C8D;
  --accent: #FFC845;
  --accent-2: #E3B8E3;
  --eyebrow: #E3B8E3;
  --icon-bg: rgba(255, 200, 69, 0.12);
  --icon-fg: #FFC845;
  --btn-bg: #FFC845;
  --btn-fg: #2A163B;
  --btn-bg-hover: #FFD470;
  --glow-1: rgba(196, 43, 140, 0.32);
  --glow-2: rgba(255, 200, 69, 0.16);
  --header-bg: rgba(23, 14, 34, 0.82);
  --logo-shadow: rgba(0, 0, 0, 0.55);
  --check: #4EA97A;

  --radius: 20px;
  --max: 1080px;
  --font: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

/* Açık tema. Aşağıdaki iki blok aynı değerleri taşıyor: biri sistem
   tercihini, diğeri kullanıcının düğmeyle yaptığı seçimi karşılıyor. */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #FDF3E7;
    --bg-alt: #F7E7D2;
    --surface: #FFFFFF;
    --surface-2: #FFFDFA;
    --surface-alt: #FFFFFF;
    --line: rgba(61, 34, 84, 0.14);
    --text: #3B2A4A;
    --heading: #2A163B;
    --muted: #6E5A7C;
    --doc-text: #43304F;
    --faint: #8A7796;
    --accent: #AD2B82;
    --accent-2: #3D2254;
    --eyebrow: #88195B;
    --icon-bg: rgba(61, 34, 84, 0.07);
    --icon-fg: #46255E;
    --btn-bg: #3D2254;
    --btn-fg: #FFFFFF;
    --btn-bg-hover: #46255E;
    --glow-1: rgba(196, 43, 140, 0.13);
    --glow-2: rgba(255, 184, 51, 0.22);
    --header-bg: rgba(253, 243, 231, 0.86);
    --logo-shadow: rgba(42, 22, 59, 0.18);
    --check: #3E8C63;
  }
}

:root[data-theme="light"] {
  --bg: #FDF3E7;
  --bg-alt: #F7E7D2;
  --surface: #FFFFFF;
  --surface-2: #FFFDFA;
  --surface-alt: #FFFFFF;
  --line: rgba(61, 34, 84, 0.14);
  --text: #3B2A4A;
  --heading: #2A163B;
  --muted: #6E5A7C;
  --doc-text: #43304F;
  --faint: #8A7796;
  --accent: #AD2B82;
  --accent-2: #3D2254;
  --eyebrow: #88195B;
  --icon-bg: rgba(61, 34, 84, 0.07);
  --icon-fg: #46255E;
  --btn-bg: #3D2254;
  --btn-fg: #FFFFFF;
  --btn-bg-hover: #46255E;
  --glow-1: rgba(196, 43, 140, 0.13);
  --glow-2: rgba(255, 184, 51, 0.22);
  --header-bg: rgba(253, 243, 231, 0.86);
  --logo-shadow: rgba(42, 22, 59, 0.18);
  --check: #3E8C63;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

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

.wrap {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- header ---------- */

header.site {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--header-bg);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  gap: 16px;
  height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--heading);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: 18px;
}
.brand:hover { text-decoration: none; }
.brand img { width: 32px; height: 32px; border-radius: 9px; }

.nav-links {
  display: flex;
  gap: 22px;
  margin-left: auto;
  align-items: center;
}
.nav-links a {
  color: var(--muted);
  font-size: 14.5px;
  font-weight: 600;
}
.nav-links a:hover { color: var(--text); text-decoration: none; }

.lang {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
}
.lang a {
  padding: 5px 12px;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 0.04em;
}
.lang a[aria-current="true"] { background: var(--icon-bg); color: var(--heading); }

/* tema düğmesi */
.theme-toggle {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: color 0.15s ease, background 0.15s ease;
}
.theme-toggle:hover { color: var(--heading); background: var(--icon-bg); }
.theme-toggle svg { width: 17px; height: 17px; display: block; }
.theme-toggle .moon { display: none; }
:root[data-theme="light"] .theme-toggle .sun,
:root[data-theme="dark"] .theme-toggle .moon { display: none; }
:root[data-theme="light"] .theme-toggle .moon,
:root[data-theme="dark"] .theme-toggle .sun { display: block; }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .theme-toggle .sun { display: none; }
  :root:not([data-theme="dark"]) .theme-toggle .moon { display: block; }
}

@media (max-width: 720px) {
  .nav-links a.hide-sm { display: none; }
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  padding: 96px 0 76px;
  text-align: center;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: -40% 50% auto;
  width: 900px;
  height: 900px;
  transform: translateX(-50%);
  background: radial-gradient(circle, var(--glow-1), transparent 62%);
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  right: -180px;
  top: 40px;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, var(--glow-2), transparent 65%);
  pointer-events: none;
}
.hero > .wrap { position: relative; }

.hero-mark {
  width: 92px;
  height: 92px;
  border-radius: 26px;
  margin: 0 auto 26px;
  box-shadow: 0 24px 60px var(--logo-shadow);
}

.eyebrow {
  display: inline-block;
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--eyebrow);
  margin-bottom: 22px;
}

h1 {
  font-size: clamp(36px, 6vw, 62px);
  line-height: 1.08;
  letter-spacing: -0.035em;
  margin: 0 0 20px;
  font-weight: 800;
  color: var(--heading);
}
h1 .accent {
  background: linear-gradient(100deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  font-size: clamp(16.5px, 2vw, 20px);
  color: var(--muted);
  max-width: 620px;
  margin: 0 auto 34px;
}

.cta-row {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  border: 1px solid transparent;
  transition: transform 0.15s ease, background 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--btn-bg); color: var(--btn-fg); }
.btn-primary:hover { background: var(--btn-bg-hover); }
.btn-ghost { border-color: var(--line); color: var(--text); }
.btn-ghost:hover { background: var(--icon-bg); }

.note {
  margin-top: 18px;
  font-size: 13.5px;
  color: var(--muted);
}

/* ---------- sections ---------- */

section { padding: 78px 0; }
section.alt { background: var(--bg-alt); border-block: 1px solid var(--line); }

.sec-head { max-width: 640px; margin-bottom: 46px; }
.sec-head.center { margin-inline: auto; text-align: center; }

h2 {
  font-size: clamp(27px, 3.6vw, 38px);
  line-height: 1.18;
  letter-spacing: -0.03em;
  margin: 0 0 14px;
  font-weight: 800;
  color: var(--heading);
}
.sec-head p { color: var(--muted); margin: 0; font-size: 17px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(272px, 1fr));
  gap: 18px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 24px;
}
section.alt .card { background: var(--surface-alt); }

.card .ico {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: var(--icon-bg);
  margin-bottom: 16px;
}
/* İkonlar assets/icons altındaki tek renkli SVG'ler; maske olarak
   kullanıldıkları için rengi temadan alıyorlar. */
.card .ico i {
  display: block;
  width: 30px;
  height: 30px;
  background: var(--icon-fg);
  -webkit-mask-image: var(--icon);
  mask-image: var(--icon);
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: center;
  mask-position: center;
  -webkit-mask-size: contain;
  mask-size: contain;
}
.card h3 {
  margin: 0 0 8px;
  font-size: 18px;
  letter-spacing: -0.015em;
  font-weight: 700;
  color: var(--heading);
}
.card p { margin: 0; color: var(--muted); font-size: 15px; }

.card .langs {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.card .langs li {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 13px;
  color: var(--muted);
}

/* ---------- footer ---------- */

footer.site {
  border-top: 1px solid var(--line);
  padding: 46px 0 60px;
  background: var(--bg);
}
.foot {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: flex-start;
  justify-content: space-between;
}
.foot-links { display: flex; flex-wrap: wrap; gap: 20px; }
.foot-links a { color: var(--muted); font-size: 14.5px; font-weight: 600; }
.foot-links a:hover { color: var(--text); text-decoration: none; }
.copy { color: var(--faint); font-size: 13.5px; margin-top: 22px; }

/* ---------- legal document ---------- */

.doc { padding: 62px 0 90px; }
.doc .wrap { max-width: 760px; }
.doc h1 { font-size: clamp(30px, 4.5vw, 44px); margin-bottom: 10px; }
.doc .updated {
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 34px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
}
.doc h2 {
  font-size: 22px;
  margin: 42px 0 12px;
  scroll-margin-top: 90px;
}
.doc h3 { font-size: 17px; margin: 26px 0 8px; color: var(--heading); }
.doc p, .doc li { color: var(--doc-text); font-size: 16px; }
.doc ul, .doc ol { padding-left: 22px; }
.doc li { margin-bottom: 8px; }
.doc table {
  width: 100%;
  border-collapse: collapse;
  margin: 18px 0;
  font-size: 15px;
}
.doc th, .doc td {
  border: 1px solid var(--line);
  padding: 11px 13px;
  text-align: left;
  vertical-align: top;
}
.doc th { background: var(--bg-alt); font-weight: 700; color: var(--heading); }
.doc .table-scroll { overflow-x: auto; }
.doc .callout {
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 14px;
  padding: 18px 20px;
  margin: 24px 0;
}
.doc .callout p { margin: 0; }

.toc {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin-bottom: 8px;
}
.toc strong {
  display: block;
  margin-bottom: 10px;
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--eyebrow);
}
.toc ol { margin: 0; padding-left: 20px; }
.toc li { margin-bottom: 5px; font-size: 15px; }
.toc a { color: var(--text); }