:root {
  --bg: #ffffff;
  --surface: #f7f8fa;
  --ink: #0d1017;
  --muted: #5d6675;
  --faint: #8a92a1;
  --line: #e9ebf0;
  --accent: #f0451e;
  --accent-strong: #d83a15;
  --accent-soft: #fff0eb;
  --dark: #0d1017;
  --radius-lg: 24px;
  --radius-md: 16px;
  --container: 1080px;
  --shadow-lg: 0 24px 60px -24px rgba(13,16,23,.18);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink); background: var(--bg); line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
.container {
  max-width: var(--container); margin: 0 auto;
  padding: 0 max(24px, env(safe-area-inset-right)) 0 max(24px, env(safe-area-inset-left));
}

.btn {
  display: inline-flex; align-items: center; gap: 8px; background: var(--ink); color: #fff;
  padding: 13px 26px; border-radius: 999px; font-weight: 600; font-size: 15px;
  transition: transform .16s ease, box-shadow .16s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 28px -10px rgba(13,16,23,.35); }
.btn.accent { background: var(--accent); }
.btn.accent:hover { background: var(--accent-strong); }

.d-head {
  position: sticky; top: 0; z-index: 40; background: rgba(255,255,255,.85);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.d-nav { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: -0.02em; font-size: 17px; }
.back { display: inline-flex; align-items: center; gap: 7px; font-size: 14px; font-weight: 600; color: var(--muted); }
.back:hover { color: var(--ink); }
.back svg { transition: transform .16s ease; }
.back:hover svg { transform: translateX(-3px); }

.d-hero { padding: clamp(56px, 8vw, 96px) 0 0; }
.d-hero .grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.tag {
  display: inline-block; background: var(--accent-soft); color: var(--accent);
  font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  padding: 6px 13px; border-radius: 999px; margin-bottom: 18px;
}
h1 { font-size: clamp(34px, 4.6vw, 52px); line-height: 1.12; letter-spacing: -0.03em; font-weight: 800; }
.d-hero .lead { color: var(--muted); font-size: 17px; max-width: 460px; margin-top: 18px; }
.d-hero .cta-row { display: flex; gap: 14px; margin-top: 30px; flex-wrap: wrap; }
.d-hero figure { border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); }
.d-hero figure img { width: 100%; height: 100%; object-fit: cover; }

.d-stats { padding: 56px 0; }
.d-stats .row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.stat { border: 1px solid var(--line); border-radius: var(--radius-md); padding: 28px 26px; background: var(--bg); }
.stat .num { font-size: 38px; font-weight: 800; letter-spacing: -0.03em; }
.stat .num small { color: var(--accent); }
.stat .lbl { color: var(--muted); font-size: 14px; margin-top: 4px; }

.d-sec { padding: clamp(56px, 7vw, 84px) 0; border-top: 1px solid var(--line); }
.d-sec h2 { font-size: clamp(24px, 3.4vw, 34px); letter-spacing: -0.03em; font-weight: 800; margin-bottom: 14px; }
.d-sec .lead { color: var(--muted); font-size: 16.5px; max-width: 620px; margin-bottom: 30px; }
.d-grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.d-list { display: grid; gap: 12px; }
.d-list li { display: flex; gap: 11px; align-items: flex-start; list-style: none; color: var(--muted); font-size: 15px; }
.d-list .tick { flex: none; width: 22px; height: 22px; margin-top: 3px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; }
.d-list .tick svg { width: 12px; height: 12px; }
.d-list b { color: var(--ink); }

.d-quote { padding: clamp(48px, 6vw, 72px) 0; border-top: 1px solid var(--line); background: var(--surface); }
.d-quote blockquote { max-width: 720px; margin: 0 auto; text-align: center; }
.d-quote p { font-size: clamp(18px, 2.6vw, 24px); font-weight: 600; letter-spacing: -0.02em; line-height: 1.45; }
.d-quote cite { display: block; margin-top: 18px; font-style: normal; color: var(--muted); font-size: 14.5px; }
.d-quote cite b { color: var(--ink); }

.d-cta { padding: clamp(56px, 8vw, 92px) 0; text-align: center; }
.d-cta h2 { font-size: clamp(26px, 4vw, 40px); letter-spacing: -0.03em; font-weight: 800; }
.d-cta p { color: var(--muted); font-size: 16.5px; max-width: 480px; margin: 12px auto 28px; }

.d-footer { border-top: 1px solid var(--line); padding: 30px 0; color: var(--faint); font-size: 13.5px; }
.d-footer .row { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

@media (max-width: 900px) {
  .d-hero .grid { grid-template-columns: 1fr; gap: 36px; }
}
@media (max-width: 760px) {
  .container { padding: 0 max(20px, env(safe-area-inset-right)) 0 max(20px, env(safe-area-inset-left)); }
  .d-grid2 { grid-template-columns: 1fr; }
  .d-stats .row { grid-template-columns: 1fr; }
  .stat { padding: 24px 22px; }
}
@media (max-width: 400px) {
  .brand span { display: none; }
  .brand { gap: 8px; }
  .d-nav { height: 60px; }
  .d-hero .cta-row .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition-duration: .01ms !important; }
}