:root {
  color-scheme: light;
  --bg: #ffffff; --bg-soft: #f4f7fc; --line: #e2e8f1; --text: #16202e; --muted: #5b6676;
  --accent: #1f6fd6; --accent-dark: #1858c4; --accent-soft: #e8f0fc; --ok: #1f9d55;
  --radius: 14px; --shadow: 0 1px 2px rgba(16, 32, 64, .05), 0 12px 32px rgba(16, 32, 64, .08);
  --max: 1080px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); }
img { max-width: 100%; height: auto; display: block; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.muted { color: var(--muted); }

/* üst çubuk */
.top { position: sticky; top: 0; z-index: 10; background: rgba(255, 255, 255, .92); backdrop-filter: saturate(1.4) blur(8px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; gap: 20px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; color: var(--text); text-decoration: none; }
.brand img { width: 34px; height: 34px; }
.top nav { display: flex; gap: 18px; margin-left: auto; }
.top nav a { color: var(--muted); text-decoration: none; font-size: 15px; }
.top nav a:hover { color: var(--text); }

.btn { display: inline-flex; align-items: center; gap: 8px; padding: 11px 20px; border-radius: 10px; font-weight: 600; font-size: 15px; text-decoration: none; border: 1px solid transparent; cursor: pointer; white-space: nowrap; }
.btn.primary { background: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent-dark); }
.btn.ghost { border-color: var(--line); color: var(--text); background: #fff; }
.btn.ghost:hover { border-color: #c3cddb; }
.btn.sm { padding: 8px 14px; font-size: 14px; }

/* hero */
.hero { background: linear-gradient(180deg, var(--bg-soft), #fff 85%); padding: 64px 0 40px; }
.hero .wrap { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(30px, 4.4vw, 46px); line-height: 1.15; margin: 0 0 16px; letter-spacing: -.02em; }
.hero p.lead { font-size: 18px; color: var(--muted); margin: 0 0 28px; max-width: 34em; }
.hero .cta { display: flex; gap: 12px; flex-wrap: wrap; }
.hero .note { margin-top: 14px; font-size: 14px; color: var(--muted); }
.hero-visual { position: relative; }
.hero-visual .shot-main { border-radius: 12px; box-shadow: var(--shadow); border: 1px solid var(--line); }
.hero-visual .shot-popup { position: absolute; width: 58%; right: -12px; bottom: -28px; border-radius: 12px; box-shadow: var(--shadow); border: 1px solid var(--line); background: #fff; }

section { padding: 64px 0; }
section h2 { font-size: clamp(24px, 3vw, 32px); margin: 0 0 10px; letter-spacing: -.01em; }
section .sub { color: var(--muted); margin: 0 0 32px; max-width: 42em; }

/* özellikler */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature { border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; background: #fff; }
.feature .ico { width: 40px; height: 40px; border-radius: 10px; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; margin-bottom: 12px; }
.feature h3 { margin: 0 0 6px; font-size: 17px; }
.feature p { margin: 0; color: var(--muted); font-size: 15px; }

/* adımlar */
.steps-bg { background: var(--bg-soft); }
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; counter-reset: step; }
.step { display: grid; grid-template-columns: 48px 1fr; gap: 18px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 22px; }
.step::before { counter-increment: step; content: counter(step); width: 40px; height: 40px; border-radius: 50%; background: var(--accent); color: #fff; font-weight: 700; display: grid; place-items: center; font-size: 17px; }
.step h3 { margin: 6px 0 4px; font-size: 18px; }
.step p { margin: 0 0 8px; color: var(--muted); }
.step .body { min-width: 0; }
.step .body > :last-child { margin-bottom: 0; }
.step .row > * { min-width: 0; }
.step .row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
.step .shot { border-radius: 10px; border: 1px solid var(--line); box-shadow: 0 6px 18px rgba(16, 32, 64, .07); margin-top: 8px; }
.step .shot.popup { max-width: min(340px, 100%); }
.path { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 6px; font-weight: 600; font-size: 14px; }
.path span { background: var(--accent-soft); color: var(--accent-dark); padding: 3px 10px; border-radius: 999px; }
.path i { font-style: normal; color: var(--muted); }
.tip { font-size: 14px; background: #fff8e6; border: 1px solid #f3e0ad; color: #6b5212; border-radius: 10px; padding: 8px 12px; margin-top: 10px; }

/* tarayıcı çubuğu çizimi */
.toolbar-demo { margin-top: 10px; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; max-width: 460px; background: #fff; box-shadow: 0 6px 18px rgba(16, 32, 64, .07); }
.toolbar-demo .bar { display: flex; align-items: center; gap: 10px; padding: 8px 10px; background: #eef1f5; }
.toolbar-demo .url { flex: 1; background: #fff; border-radius: 999px; padding: 5px 12px; font-size: 13px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.toolbar-demo .puzzle { width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; background: #fff; outline: 3px solid rgba(31, 111, 214, .45); color: #3c4652; }
.toolbar-demo .menu { margin: 0 10px 10px auto; width: 260px; border: 1px solid var(--line); border-radius: 10px; padding: 6px; font-size: 14px; box-shadow: 0 8px 20px rgba(0, 0, 0, .08); }
.toolbar-demo .menu .item { display: flex; align-items: center; gap: 8px; padding: 7px 8px; border-radius: 8px; background: var(--accent-soft); }
.toolbar-demo .menu .item img { width: 18px; height: 18px; }
.toolbar-demo .menu .item .pin { margin-left: auto; color: var(--muted); }
.toolbar-demo .menu .head { font-size: 12px; color: var(--muted); padding: 2px 8px 6px; }

/* SSS */
.faq { display: grid; gap: 10px; max-width: 820px; }
.faq details { border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; background: #fff; }
.faq summary { cursor: pointer; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--muted); font-weight: 400; font-size: 20px; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 10px 0 0; color: var(--muted); }

/* iletişim */
.contact { display: flex; gap: 24px; align-items: center; justify-content: space-between; flex-wrap: wrap; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; background: linear-gradient(135deg, var(--accent-soft), #fff); }
.contact h2 { margin: 0 0 6px; }
.contact p { margin: 0; color: var(--muted); }

footer { border-top: 1px solid var(--line); padding: 28px 0 40px; font-size: 14px; color: var(--muted); }
footer .wrap { display: flex; gap: 12px 24px; flex-wrap: wrap; justify-content: space-between; }
footer a { color: var(--muted); }

/* düz metin sayfası (gizlilik) */
.doc { max-width: 760px; padding: 40px 20px 64px; margin: 0 auto; }
.doc h1 { font-size: 30px; margin: 0 0 4px; }
.doc h2 { font-size: 19px; margin: 30px 0 8px; }
.doc ul { padding-left: 20px; } .doc li { margin: 4px 0; }

@media (max-width: 860px) {
  .hero { padding-top: 36px; }
  .hero .wrap { grid-template-columns: 1fr; gap: 36px; }
  .hero-visual .shot-popup { right: 8px; bottom: -20px; width: 62%; }
  .features { grid-template-columns: 1fr; }
  .step .row { grid-template-columns: minmax(0, 1fr); }
  .top nav { display: none; }
  .top .btn { margin-left: auto; }
}
@media (max-width: 520px) {
  section { padding: 44px 0; }
  .step { grid-template-columns: minmax(0, 1fr); gap: 8px; padding: 18px; }
  .hero .cta .btn { flex: 1; justify-content: center; }
}