:root {
  color-scheme: dark;
  --bg: #0d1520;
  --panel: #141f2c;
  --panel-2: #18242f;
  --line: #26384a;
  --fg: #e8eef4;
  --muted: #93a6b8;
  --accent: #4aa8d8;
  --accent-soft: #17394d;
  --ok: #4ec98a;
  --warn: #d9a441;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  /* Sabit tavan + yüzde taban: 320 px'te taşma yok. */
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 20px;
}

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

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .88em;
  background: #0b1219;
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 1px 5px;
}

/* ─── Üst bar ─────────────────────────────────────────────────────────────── */
.top {
  border-bottom: 1px solid var(--line);
  background: rgba(13, 21, 32, .9);
  position: sticky;
  top: 0;
  backdrop-filter: blur(8px);
  z-index: 10;
}

.top .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 62px;
  flex-wrap: wrap;
}

.brand {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--fg);
  text-decoration: none;
}

.topnav { display: flex; gap: 18px; flex-wrap: wrap; }
.topnav a { font-size: 14px; text-decoration: none; color: var(--muted); }
.topnav a:hover { color: var(--fg); }

/* ─── Hero ────────────────────────────────────────────────────────────────── */
.hero { padding: 72px 0 56px; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  font-size: 13px;
  /* Türkçe aksanlar (İ/Ğ/Ü) kırpılmasın: 1.32 alt sınır. */
  line-height: 1.45;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
}

.badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ok);
}

.hero h1 {
  margin: 18px 0 0;
  font-size: clamp(30px, 6vw, 50px);
  line-height: 1.15;
  letter-spacing: -.02em;
}

.hero p {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: clamp(16px, 2.2vw, 19px);
  color: var(--muted);
}

.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.btn {
  display: inline-block;
  padding: 12px 20px;
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  border-radius: 10px;
  border: 1px solid transparent;
}

.btn-primary { background: var(--accent); color: #08131b; }
.btn-primary:hover { background: #62b9e4; }
.btn-ghost { border-color: var(--line); color: var(--fg); }
.btn-ghost:hover { background: var(--panel); }

/* ─── Bölümler ────────────────────────────────────────────────────────────── */
section { padding: 46px 0; border-top: 1px solid var(--line); }
section h2 { margin: 0 0 6px; font-size: 24px; letter-spacing: -.01em; line-height: 1.3; }
section .lead { margin: 0 0 26px; color: var(--muted); max-width: 62ch; }

.grid {
  display: grid;
  /* minmax(min(...), 1fr): dar ekranda sütun içeriği ızgarayı taşırmaz. */
  grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr));
  gap: 16px;
}

.card {
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  min-width: 0;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 16px;
  line-height: 1.4;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.card p { margin: 0; color: var(--muted); font-size: 14.5px; }

.step-no {
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 26px;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 8px;
  flex: none;
}

.tag {
  font-size: 12px;
  line-height: 1.45;
  padding: 2px 9px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  white-space: nowrap;
}

.tag-live { color: var(--ok); border-color: #235c42; background: #12291f; }
.tag-soon { color: var(--warn); border-color: #5c4723; background: #241c11; }

/* ─── Kod ─────────────────────────────────────────────────────────────────── */
.code-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
  gap: 16px;
}

pre {
  margin: 0;
  padding: 16px 18px;
  /* Uzun satır sayfayı değil kendi kutusunu kaydırsın. */
  overflow-x: auto;
  background: #0b1219;
  border: 1px solid var(--line);
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.55;
}

pre code { background: none; border: none; padding: 0; }

.code-label {
  margin: 0 0 8px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .8px;
  color: var(--muted);
}

/* ─── Alt bilgi ───────────────────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 44px;
  color: var(--muted);
  font-size: 14px;
}

footer .wrap { display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; }
footer nav { display: flex; gap: 16px; flex-wrap: wrap; }
footer a { text-decoration: none; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}