/* AndrOS sitesi — uygulamanin diliyle ayni: koyu zemin, yumusak
   koseler, tek vurgu rengi. Cerceve yok, gereksiz golge yok. */
:root {
  --bg: #0d0f12;
  --panel: #16191e;
  --panel-2: #1c2027;
  --line: #262b33;
  --text: #e8ecf1;
  --dim: #9aa4b2;
  --faint: #6b7480;
  --accent: #3ea6ff;
  --accent-soft: rgba(62, 166, 255, .12);
  --green: #35c46b;
  --radius: 14px;
  --w: 980px;
}
/* Aydinlik palet: hem sistem tercihi hem ELLE secim ile.
   `data-theme` her zaman sistemi ezer — kullanicinin secimi
   sistemin fikrinden onemli. */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f7f8fa; --panel: #fff; --panel-2: #f1f3f6; --line: #e2e6ec;
    --text: #12161c; --dim: #59616d; --faint: #8b939f;
    --accent-soft: rgba(62, 166, 255, .10);
  }
}
:root[data-theme="light"] {
  --bg: #f7f8fa; --panel: #fff; --panel-2: #f1f3f6; --line: #e2e6ec;
  --text: #12161c; --dim: #59616d; --faint: #8b939f;
  --accent-soft: rgba(62, 166, 255, .10);
}
:root[data-theme="dark"] {
  --bg: #0d0f12; --panel: #16191e; --panel-2: #1c2027; --line: #262b33;
  --text: #e8ecf1; --dim: #9aa4b2; --faint: #6b7480;
  --accent-soft: rgba(62, 166, 255, .12);
}
html { color-scheme: light dark; }
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: var(--w); margin: 0 auto; padding: 0 22px; }

/* Ust cubuk */
header {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}
header .wrap { display: flex; align-items: center; gap: 14px; height: 58px; }
.logo { display: flex; align-items: center; gap: 9px; font-weight: 650; letter-spacing: -.01em; }
.logo .mark {
  width: 26px; height: 26px; border-radius: 8px;
  background: linear-gradient(150deg, var(--accent), #7d5cff);
  display: grid; place-items: center; color: #fff; font-size: 13px; font-weight: 700;
}
nav { margin-left: auto; display: flex; align-items: center; gap: 18px; font-size: 14px; }
nav a { color: var(--dim); }
nav a:hover { color: var(--text); text-decoration: none; }
.lang {
  border: 1px solid var(--line); background: transparent; color: var(--dim);
  border-radius: 8px; padding: 4px 9px; font: inherit; font-size: 12px; cursor: pointer;
}
.lang:hover { color: var(--text); border-color: var(--faint); }

/* Giris */
.hero { padding: 76px 0 56px; }
.hero h1 {
  font-size: clamp(34px, 5.5vw, 54px); line-height: 1.08;
  letter-spacing: -.03em; margin: 0 0 16px; font-weight: 700;
}
.hero p.lede { font-size: 18px; color: var(--dim); max-width: 620px; margin: 0 0 28px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent); color: #05121f; border: 0;
  padding: 11px 18px; border-radius: 10px; font-weight: 600; font-size: 15px;
  cursor: pointer;
}
.btn:hover { text-decoration: none; filter: brightness(1.07); }
.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
.btn.ghost:hover { border-color: var(--faint); }
.meta { color: var(--faint); font-size: 13px; }

/* Kartlar */
.grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px 18px 20px;
}
.card h3 { margin: 10px 0 6px; font-size: 15px; letter-spacing: -.01em; }
.card p { margin: 0; color: var(--dim); font-size: 14px; }
/* Ozellik listesi: kisa satirlar, isaret yerine ince cizgi. */
.feat { margin: 8px 0 0; padding: 0; list-style: none; }
.feat li {
  position: relative; padding-left: 14px; margin-bottom: 5px;
  color: var(--dim); font-size: 13px; line-height: 1.45;
}
.feat li::before {
  content: ""; position: absolute; left: 0; top: 9px;
  width: 6px; height: 1px; background: var(--accent); opacity: .75;
}
.feat li:last-child { margin-bottom: 0; }
.card .ico {
  width: 30px; height: 30px; border-radius: 9px; background: var(--accent-soft);
  display: grid; place-items: center; font-size: 15px;
}
section { padding: 46px 0; }
section > .wrap > h2 {
  font-size: 22px; letter-spacing: -.02em; margin: 0 0 6px;
}
section > .wrap > p.sub { color: var(--dim); margin: 0 0 22px; }

/* Kurulum */
.install { display: grid; grid-template-columns: 1.15fr .85fr; gap: 20px; align-items: start; }
@media (max-width: 760px) { .install { grid-template-columns: 1fr; } }
.steps { counter-reset: s; margin: 0; padding: 0; list-style: none; }
.steps li {
  counter-increment: s; position: relative; padding: 0 0 18px 38px;
  border-left: 1px solid var(--line); margin-left: 12px;
}
.steps li:last-child { border-left-color: transparent; padding-bottom: 0; }
.steps li::before {
  content: counter(s); position: absolute; left: -13px; top: -2px;
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--panel-2); border: 1px solid var(--line);
  display: grid; place-items: center; font-size: 12px; color: var(--dim);
}
.steps h4 { margin: 0 0 4px; font-size: 15px; }
.steps p { margin: 0; color: var(--dim); font-size: 14px; }
code, kbd {
  background: var(--panel-2); border: 1px solid var(--line);
  border-radius: 6px; padding: 1px 6px; font-size: 13px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}
/* Indirme satiri: ne oldugu ve ne kadar oldugu ACIK. Suslu bir
   "GET IT NOW" dugmesi guven vermiyor; duz bilgi veriyor. */
.dl {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 0; border-top: 1px solid var(--line);
}
.dl:first-of-type { margin-top: 12px; }
.dl-ico {
  width: 34px; height: 34px; border-radius: 9px; flex: none;
  background: var(--panel-2); display: grid; place-items: center;
  font-size: 17px; color: var(--dim);
}
.dl-txt { display: flex; flex-direction: column; line-height: 1.35; min-width: 0; }
.dl-txt b { font-size: 14px; font-weight: 600; }
.dl-txt span { font-size: 12px; color: var(--faint); }
.dl .btn { margin-left: auto; padding: 7px 14px; font-size: 13px; flex: none; }
.dl.off { opacity: .45; }
.dl.off .btn { pointer-events: none; }

.qr { text-align: center; }
.qr img {
  width: 190px; height: 190px; background: #fff; padding: 10px;
  border-radius: 12px; image-rendering: pixelated;
}
.qr .short {
  display: inline-block; margin-top: 10px; font-size: 13px;
  color: var(--dim); font-family: ui-monospace, Menlo, monospace;
}

/* Not kutusu */
.note {
  background: var(--accent-soft); border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  border-radius: 12px; padding: 14px 16px; font-size: 14px; color: var(--text);
}
.note strong { font-weight: 650; }

/* Degisiklik gunlugu */
.rel { border-top: 1px solid var(--line); padding: 18px 0; }
.rel:first-child { border-top: 0; }
.rel .head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.rel .tag { font-weight: 650; font-size: 16px; }
.rel .date { color: var(--faint); font-size: 13px; }
.rel .pill {
  font-size: 11px; color: var(--green);
  border: 1px solid color-mix(in srgb, var(--green) 35%, transparent);
  border-radius: 999px; padding: 1px 8px;
}
.rel .body { color: var(--dim); font-size: 14px; margin-top: 8px; white-space: pre-wrap; }
.rel .assets { margin-top: 10px; display: flex; gap: 8px; flex-wrap: wrap; }
.rel .assets a {
  font-size: 13px; border: 1px solid var(--line); border-radius: 8px;
  padding: 5px 10px; color: var(--dim);
}
.rel .assets a:hover { color: var(--text); border-color: var(--faint); text-decoration: none; }

footer {
  border-top: 1px solid var(--line); padding: 26px 0 40px;
  color: var(--faint); font-size: 13px;
}
footer .wrap { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }
footer a { color: var(--dim); }
.spacer { flex: 1; }
[hidden] { display: none !important; }