/* Sitbacker tanıtım sitesi. Renkler uygulamayla aynı (mobile/global.css): marka mavisi, turuncu vurgu, sıcak kum zemin; koyu tema sistem ayarını izler. */
:root {
  color-scheme: light dark;
  --bg: #f6f5f2;
  --bg-soft: #efede8;
  --card: #ffffff;
  --fg: #15171c;
  --muted: #5a606c;
  --line: #e2e0db;
  --primary: #2f6bff;
  --primary-ink: #ffffff;
  --brand: #d83a07; /* metin olarak kullanılabilen koyu turuncu; zemin vurgusu için --accent */
  --accent: #ff5b2e;
  --success: #0a6b4a;
  --success-soft: #d9f5e8;
  --shadow: 0 1px 2px rgb(21 23 28 / 0.06), 0 12px 32px rgb(21 23 28 / 0.08);
  --radius: 20px;
  --max: 1080px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1119;
    --bg-soft: #131824;
    --card: #161c2a;
    --fg: #f1f3f8;
    --muted: #a3abbb;
    --line: #232b3d;
    --primary: #7da0ff;
    --primary-ink: #0d1119;
    --brand: #ff7a52;
    --success: #5eeab0;
    --success-soft: #11332a;
    --shadow: 0 1px 2px rgb(0 0 0 / 0.4), 0 12px 32px rgb(0 0 0 / 0.35);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; animation: none !important; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.6 ui-rounded, "SF Pro Rounded", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
img, svg, picture { display: block; max-width: 100%; }
a { color: var(--primary); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--primary); outline-offset: 3px; border-radius: 6px; }
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; margin: 0; }
p { margin: 0; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; left: 12px; top: -60px; background: var(--primary); color: var(--primary-ink); padding: 10px 14px; border-radius: 10px; z-index: 20; }
.skip:focus { top: 12px; }

/* ---------- Üst çubuk ---------- */
.top { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: saturate(1.4) blur(12px); border-bottom: 1px solid transparent; }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 68px; }
.logo img { height: 34px; width: auto; }
.nav { display: flex; align-items: center; gap: 22px; font-size: 15px; font-weight: 600; }
.nav a { color: var(--muted); text-decoration: none; }
.nav a:hover { color: var(--fg); }
@media (max-width: 720px) { .nav a:not(.pill) { display: none; } }

.pill { display: inline-flex; align-items: center; gap: 8px; padding: 9px 16px; border-radius: 999px; background: var(--primary); color: var(--primary-ink) !important; font-weight: 700; font-size: 15px; text-decoration: none !important; }
.pill[aria-disabled="true"] { opacity: 0.92; cursor: default; }

/* ---------- Hero ---------- */
.hero { padding: 56px 0 72px; }
.hero .wrap { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 48px; align-items: center; }
@media (max-width: 880px) { .hero .wrap { grid-template-columns: 1fr; gap: 40px; } .hero { padding-top: 32px; } }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 700; color: var(--brand); background: color-mix(in srgb, var(--accent) 14%, transparent); padding: 6px 12px; border-radius: 999px; margin-bottom: 18px; }
.hero h1 { font-size: clamp(40px, 7vw, 68px); font-weight: 800; }
.hero h1 em { font-style: normal; color: var(--primary); }
.lead { font-size: clamp(18px, 2.2vw, 21px); color: var(--muted); margin-top: 20px; max-width: 34em; }
.stores { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.store { display: inline-flex; flex-direction: column; padding: 11px 20px; border-radius: 14px; background: var(--fg); color: var(--bg); line-height: 1.2; min-width: 168px; }
.store small { font-size: 12px; opacity: 0.75; font-weight: 600; }
.store strong { font-size: 18px; }
.note { margin-top: 14px; font-size: 14px; color: var(--muted); }

/* Telefon çerçevesi ve örnek bildirimler (yalnızca CSS) */
.phone { position: relative; justify-self: center; width: min(100%, 340px); aspect-ratio: 9 / 17; border-radius: 44px; background: linear-gradient(160deg, #2f6bff, #1c3fa8); padding: 12px; box-shadow: var(--shadow), 0 40px 80px rgb(47 107 255 / 0.28); }
.screen { height: 100%; border-radius: 34px; background: linear-gradient(180deg, #4a82ff 0%, #2f6bff 55%, #2457d6 100%); padding: 28px 16px 20px; display: flex; flex-direction: column; gap: 12px; overflow: hidden; position: relative; }
.screen::before { content: ""; position: absolute; top: 10px; left: 50%; translate: -50% 0; width: 92px; height: 24px; border-radius: 99px; background: rgb(0 0 0 / 0.55); }
.clock { color: #fff; text-align: center; margin-top: 18px; }
.clock b { display: block; font-size: 62px; font-weight: 700; line-height: 1; letter-spacing: -0.03em; }
.clock span { font-size: 14px; opacity: 0.85; }
.notif { background: rgb(255 255 255 / 0.92); color: #15171c; border-radius: 18px; padding: 12px 14px; display: grid; grid-template-columns: 36px 1fr; gap: 10px; box-shadow: 0 8px 24px rgb(10 25 70 / 0.25); animation: rise 0.7s both; }
.notif:nth-of-type(2) { animation-delay: 0.25s; }
.notif img { width: 36px; height: 36px; border-radius: 9px; }
.notif b { display: block; font-size: 14.5px; line-height: 1.25; }
.notif p { font-size: 13px; line-height: 1.35; color: #3d4452; margin-top: 2px; }
.notif small { grid-column: 2; font-size: 11.5px; color: #6b7280; }
@keyframes rise { from { opacity: 0; transform: translateY(14px) scale(0.98); } to { opacity: 1; transform: none; } }
.example { text-align: center; font-size: 12px; color: rgb(255 255 255 / 0.8); margin-top: auto; }

/* ---------- Bölümler ---------- */
section { padding: 72px 0; }
.alt { background: var(--bg-soft); }
.sec-head { max-width: 640px; margin-bottom: 36px; }
.sec-head h2 { font-size: clamp(30px, 4.6vw, 44px); font-weight: 800; }
.sec-head p { color: var(--muted); margin-top: 14px; font-size: 18px; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; counter-reset: step; list-style: none; padding: 0; margin: 0; }
@media (max-width: 820px) { .steps { grid-template-columns: 1fr; } }
.step { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); counter-increment: step; }
.step::before { content: counter(step); display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--primary); color: var(--primary-ink); font-weight: 800; margin-bottom: 18px; }
.step h3 { font-size: 21px; margin-bottom: 8px; }
.step p { color: var(--muted); font-size: 16px; }

.features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
@media (max-width: 720px) { .features { grid-template-columns: 1fr; } }
.feature { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.feature .ico { width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center; background: color-mix(in srgb, var(--primary) 14%, transparent); color: var(--primary); margin-bottom: 16px; }
.feature .ico.warm { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--brand); }
.feature .ico.green { background: var(--success-soft); color: var(--success); }
.feature svg { width: 24px; height: 24px; }
.feature h3 { font-size: 20px; margin-bottom: 8px; }
.feature p { color: var(--muted); font-size: 16px; }

.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip { padding: 10px 18px; border-radius: 999px; background: var(--card); border: 1px solid var(--line); font-weight: 700; }
.disclaimer { margin-top: 20px; color: var(--muted); font-size: 15px; max-width: 46em; }

/* ---------- SSS ---------- */
.faq { max-width: 760px; }
details { background: var(--card); border: 1px solid var(--line); border-radius: 16px; margin-bottom: 10px; }
summary { cursor: pointer; padding: 18px 22px; font-weight: 700; font-size: 17px; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; font-size: 24px; line-height: 1; color: var(--primary); transition: rotate 0.2s; flex: none; }
details[open] summary::after { rotate: 45deg; }
details p { padding: 0 22px 20px; color: var(--muted); font-size: 16px; }

/* ---------- Çağrı ve alt bilgi ---------- */
.cta { text-align: center; }
.cta .box { background: linear-gradient(135deg, #2f6bff, #1c3fa8); color: #fff; border-radius: 28px; padding: 56px 24px; box-shadow: var(--shadow); }
.cta h2 { font-size: clamp(28px, 4.4vw, 42px); font-weight: 800; }
.cta p { margin: 14px auto 0; max-width: 32em; opacity: 0.92; }
.cta .mail { display: inline-block; margin-top: 26px; padding: 13px 24px; border-radius: 999px; background: #fff; color: #1c3fa8; font-weight: 800; text-decoration: none; }

footer { padding: 40px 0 56px; border-top: 1px solid var(--line); font-size: 15px; color: var(--muted); }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px 40px; }
footer nav { display: flex; flex-wrap: wrap; gap: 18px; }
footer small { display: block; max-width: 44em; margin-top: 10px; font-size: 13.5px; line-height: 1.55; }

/* ---------- 404 ---------- */
.lost { min-height: 70vh; display: grid; place-items: center; text-align: center; padding: 40px 20px; }
.lost h1 { font-size: clamp(34px, 6vw, 54px); margin: 24px 0 12px; }
.lost p { color: var(--muted); margin-bottom: 26px; }
.lost img { margin: 0 auto; }