* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --stone-50: #fafaf9; --stone-200: #e7e5e4; --slate-950: #020617; --slate-600: #475569;
  --sky-700: #0369a1; --sky-100: #e0f2fe; --emerald-700: #047857; --emerald-100: #d1fae5;
  --rose-700: #be123c; --rose-100: #ffe4e6; --violet-700: #6d28d9; --violet-100: #ede9fe;
  --amber-600: #d97706; --amber-100: #fef3c7;
}
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Noto Sans', 'Noto Sans Arabic', sans-serif; background: var(--stone-50); color: var(--slate-950); line-height: 1.6; }
.container { max-width: 1040px; margin: 0 auto; padding: 0 24px; }
nav { display: flex; align-items: center; gap: 20px; padding: 20px 0; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 20px; text-decoration: none; color: var(--slate-950); }
.brand-icon { width: 40px; height: 40px; border-radius: 12px; background: var(--emerald-100); display: grid; place-items: center; font-size: 20px; }
nav .links { display: flex; gap: 18px; margin-inline-start: auto; align-items: center; flex-wrap: wrap; }
nav a { color: var(--slate-600); text-decoration: none; font-weight: 600; font-size: 15px; }
nav a:hover { color: var(--slate-950); }
select { border: 1px solid var(--stone-200); background: #fff; border-radius: 999px; padding: 8px 14px; font-size: 14px; font-weight: 600; color: var(--slate-950); }
.btn { display: inline-block; border-radius: 12px; padding: 14px 26px; font-weight: 700; text-decoration: none; font-size: 16px; }
.btn-primary { background: var(--slate-950); color: #fff; }
.btn-secondary { background: #fff; color: var(--slate-950); border: 1px solid var(--stone-200); }
.hero { padding: 72px 0 48px; text-align: center; }
.hero h1 { font-size: clamp(34px, 6vw, 56px); line-height: 1.15; letter-spacing: -0.02em; max-width: 800px; margin: 0 auto 20px; }
.hero p { font-size: 19px; color: var(--slate-600); max-width: 620px; margin: 0 auto 32px; }
.hero .cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.timeline-demo { margin: 56px auto 0; max-width: 680px; background: #fff; border: 1px solid var(--stone-200); border-radius: 20px; padding: 26px; }
.bar { height: 10px; border-radius: 999px; background: var(--stone-200); position: relative; margin: 26px 0; }
.bar-fill { position: absolute; inset-inline-start: 0; top: 0; bottom: 0; width: 62%; border-radius: 999px; background: linear-gradient(90deg, var(--sky-700), var(--violet-700)); }
.dot { position: absolute; top: -22px; width: 26px; height: 26px; border-radius: 999px; display: grid; place-items: center; font-size: 13px; }
.dot.below { top: auto; bottom: -26px; width: 32px; height: 32px; font-size: 16px; }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px; padding: 56px 0 72px; }
.card { background: #fff; border: 1px solid var(--stone-200); border-radius: 16px; padding: 26px; text-align: start; }
.card .icon { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; font-size: 20px; margin-bottom: 14px; }
.card h3 { font-size: 17px; margin-bottom: 8px; }
.card p { font-size: 15px; color: var(--slate-600); }
footer { border-top: 1px solid var(--stone-200); padding: 28px 0 48px; display: flex; gap: 18px; flex-wrap: wrap; color: var(--slate-600); font-size: 14px; align-items: center; }
footer a { color: var(--slate-600); }
.legal { max-width: 760px; margin: 0 auto; padding: 40px 0 80px; }
.legal h1 { font-size: 36px; margin-bottom: 6px; }
.legal .updated { color: var(--slate-600); margin-bottom: 28px; }
.legal h2 { font-size: 20px; margin: 28px 0 8px; }
.legal p { color: #334155; }