/* Katharo — getkatharo.com
   Bağımlılık YOK (CDN/font/analytics yok). Sebep: "hiçbir veri toplamıyoruz" diyen bir sitenin
   üçüncü-parti istek atması çelişki olurdu; App Store inceleyicisi de bu sayfaya bakar. */

:root {
  --bg: #ffffff;
  --surface: #f6f8f8;
  --text: #10201f;
  --muted: #4a5f5e;
  --accent: #0d7d75;
  --border: #dde5e4;
  --radius: 14px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1211;
    --surface: #131c1b;
    --text: #e8f0ef;
    --muted: #9fb3b1;
    --accent: #4fd1c5;
    --border: #22302e;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}

.wrap {
  max-width: 44rem;
  margin: 0 auto;
  padding: 3rem 1.25rem 4rem;
}

/* Marka */
.brand {
  display: flex;
  align-items: center;
  gap: .7rem;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -.02em;
}

.mark {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: linear-gradient(145deg, var(--accent), #0a5d57);
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 1.05rem;
  flex: none;
}

h1 {
  font-size: clamp(1.9rem, 6vw, 2.6rem);
  line-height: 1.15;
  letter-spacing: -.03em;
  margin: 2.5rem 0 .75rem;
}

h2 {
  font-size: 1.15rem;
  margin: 2.25rem 0 .5rem;
  letter-spacing: -.01em;
}

p { margin: 0 0 1rem; }
.lead { font-size: 1.15rem; color: var(--muted); }
.muted { color: var(--muted); }
.small { font-size: .9rem; }

a { color: var(--accent); }

/* Öne çıkan kutu */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem;
  margin: 1.5rem 0;
}

.card strong { display: block; margin-bottom: .3rem; }

ul { padding-left: 1.15rem; margin: 0 0 1rem; }
li { margin-bottom: .45rem; }

hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 2.5rem 0;
}

footer {
  color: var(--muted);
  font-size: .9rem;
  display: flex;
  flex-wrap: wrap;
  gap: .4rem 1.25rem;
  align-items: center;
}

/* Dil seçici (gizlilik sayfası) */
.langbar {
  display: flex;
  gap: .4rem;
  margin: 1.5rem 0 0;
}

.langbar button {
  font: inherit;
  font-size: .9rem;
  padding: .35rem .9rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.langbar button[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
}

[data-lang] { display: none; }
[data-lang].active { display: block; }