/* Ortak stil: tanitim sayfasi ve uygulama. Renkler token; koyu tema otomatik. */
:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #17202a;
  --muted: #5d6b7a;
  --line: #e1e6eb;
  --brand: #2156d9;
  --brand-ink: #ffffff;
  --ok: #157a3f;
  --ok-bg: #e5f5ec;
  --bad: #c0362c;
  --bad-bg: #fdecea;
  --warn: #9a6200;
  --warn-bg: #fff4dc;
  --blank: #5d6b7a;
  --blank-bg: #eef1f4;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 2px 8px rgba(16, 24, 40, .05);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1419;
    --surface: #182029;
    --text: #e8edf2;
    --muted: #9aa8b6;
    --line: #2a3542;
    --brand: #6f9bff;
    --brand-ink: #0b1220;
    --ok: #5fd38d;
    --ok-bg: #12301f;
    --bad: #ff8a80;
    --bad-bg: #3a1a18;
    --warn: #ffcc66;
    --warn-bg: #3a2d10;
    --blank: #9aa8b6;
    --blank-bg: #222c37;
    --shadow: none;
  }
}

* { box-sizing: border-box; }
/* .btn gibi display veren siniflar hidden ozniteligini ezmesin. */
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--brand); }
img { max-width: 100%; display: block; }
h1, h2, h3 { line-height: 1.25; margin: 0 0 .5em; }

.wrap { max-width: 640px; margin: 0 auto; padding: 0 16px; }
.wide { max-width: 960px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4em;
  min-height: 44px; padding: 0 18px; border-radius: 12px;
  border: 1px solid var(--line); background: var(--surface); color: var(--text);
  font: inherit; font-weight: 600; text-decoration: none; cursor: pointer;
}
.btn.primary { background: var(--brand); border-color: var(--brand); color: var(--brand-ink); }
.btn.big { width: 100%; min-height: 60px; font-size: 1.1rem; }
.btn.small { min-height: 34px; padding: 0 12px; font-size: .9rem; }
.btn.danger { color: var(--bad); }
.btn:disabled { opacity: .5; cursor: default; }

.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 16px; margin: 12px 0;
}
.muted { color: var(--muted); }
.small { font-size: .9rem; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.spread { justify-content: space-between; }
.stack > * + * { margin-top: 10px; }

.chip {
  display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: .85rem; font-weight: 600;
  background: var(--blank-bg); color: var(--blank);
}
.chip.correct { background: var(--ok-bg); color: var(--ok); }
.chip.wrong { background: var(--bad-bg); color: var(--bad); }
.chip.blank { background: var(--blank-bg); color: var(--blank); }
.chip.warn { background: var(--warn-bg); color: var(--warn); }

input[type=email], input[type=password], input[type=text], input[type=tel], input[type=number], select {
  width: 100%; min-height: 46px; padding: 0 12px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--surface); color: var(--text); font: inherit;
}
label { display: block; font-weight: 600; margin: 12px 0 4px; }
label.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; }
label.check input { margin-top: 5px; width: 18px; height: 18px; flex: none; }
.error { color: var(--bad); margin: 8px 0; }

/* Logo ve alt bilgi: tanitim sayfasi ve yasal sayfalar (partials/footer.html). */
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.15rem;
  color: var(--text); text-decoration: none; letter-spacing: -.01em; }
.site-foot { padding: 28px 0 44px; border-top: 1px solid var(--line); margin-top: 24px; }
.site-foot .row { gap: 16px; }
.foot-links { display: flex; flex-wrap: wrap; gap: 6px 16px; margin: 14px 0 6px; }

/* Yasal sayfalar */
.legal-top { padding: 16px 0; }
.legal { padding-top: 8px; padding-bottom: 32px; }
.legal h2 { margin-top: 28px; font-size: 1.15rem; }
.legal li { margin: 4px 0; }
.legal table { border-collapse: collapse; width: 100%; }
.legal td, .legal th { text-align: left; vertical-align: top; padding: 8px 10px 8px 0; border-bottom: 1px solid var(--line); }
.legal th { width: 38%; color: var(--muted); font-weight: 600; }
.draft { background: var(--warn-bg); color: var(--warn); border-radius: 10px; padding: 12px 14px; font-weight: 600; }
/* Doldurulmamis satici bilgisi ve karar bekleyen yerler */
mark.todo { background: var(--warn-bg); color: var(--warn); border-radius: 4px; padding: 0 3px; font-weight: 600; }