:root {
  --bg: #F5F7F9; --surface: #FFFFFF; --ink: #0F1A24; --ink2: #46535F; --line: #E2E7EC;
  --accent: #0B5F6B; --accent-ink: #FFFFFF; --accent-soft: #E2F1F2;
  --hero: #0E2230; --hero-ink: #F3F6F8; --hero-ink2: #B8C6D1; --flap: #F7C948;
  --warn: #9A4A00; --warn-soft: #FFF4E0; --good: #0B7041; --good-soft: #E6F6EC;
  --radius: 16px; --max: 1080px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0D141B; --surface: #151F28; --ink: #EEF2F5; --ink2: #AEBBC6; --line: #26333F;
    --accent: #5FC4CF; --accent-ink: #06262B; --accent-soft: #12333A; --hero: #08121A;
    --warn: #F5B66B; --warn-soft: #3A2A14; --good: #6FD39B; --good-soft: #11301F; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink);
  font: 17px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
a { color: var(--accent); }
img, svg { display: block; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* Header */
.top { background: var(--hero); color: var(--hero-ink); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--hero-ink); text-decoration: none; font-weight: 750; font-size: 19px; letter-spacing: -0.01em; }
.nav-links { display: flex; gap: 22px; }
.nav-links a { color: var(--hero-ink2); text-decoration: none; font-size: 15px; }
.nav-links a:hover { color: var(--hero-ink); }

/* Hero */
.hero { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; padding-top: 56px; padding-bottom: 72px; }
.eyebrow { display: inline-block; color: var(--flap); font-weight: 650; font-size: 14px; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 14px; }
.hero h1 { font-size: clamp(38px, 5.6vw, 60px); line-height: 1.05; letter-spacing: -0.03em; margin: 0 0 18px; }
.hero p.lead { font-size: 19px; color: var(--hero-ink2); margin: 0 0 28px; max-width: 34em; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 20px; border-radius: 12px; font-weight: 650; text-decoration: none; font-size: 16px; }
.btn-primary { background: var(--flap); color: #1B1300; }
.btn-ghost { color: var(--hero-ink); border: 1px solid rgba(255,255,255,0.22); }
.soon { color: var(--hero-ink2); font-size: 14px; margin-top: 14px; }

/* Phone mock */
.phone { justify-self: center; width: 300px; max-width: 100%; background: #F5F7F9; color: #0F1A24; border-radius: 40px; padding: 14px;
  box-shadow: 0 30px 60px rgba(0,0,0,0.35), 0 0 0 8px #1B2B38; }
.screen { border-radius: 28px; overflow: hidden; background: #F5F7F9; }
.mock-hero { background: #0E2230; color: #F3F6F8; padding: 22px 18px 18px; }
.mock-hero small { color: #B8C6D1; font-size: 12px; }
.mock-hero .count { font-size: 40px; font-weight: 800; letter-spacing: -0.03em; line-height: 1.1; }
.mock-hero .count span { font-size: 15px; font-weight: 600; color: #F7C948; margin-left: 4px; }
.mock-body { padding: 14px; display: grid; gap: 10px; }
.mock-card { background: #fff; border: 1px solid #E2E7EC; border-radius: 14px; padding: 12px; font-size: 13px; line-height: 1.4; }
.mock-card h4 { margin: 0 0 8px; font-size: 13px; text-transform: uppercase; letter-spacing: 0.05em; color: #46535F; }
.mock-row { display: flex; gap: 8px; align-items: flex-start; padding: 6px 0; border-top: 1px solid #EEF1F4; }
.mock-row:first-of-type { border-top: 0; }
.dot { width: 8px; height: 8px; border-radius: 50%; margin-top: 5px; flex: none; }
.dot.warn { background: #9A4A00; } .dot.good { background: #0B7041; } .dot.teal { background: #0B5F6B; }
.mock-row b { font-weight: 650; }
.mock-row .sub { color: #46535F; }

/* Sections */
section { padding: 72px 0; }
section h2 { font-size: clamp(28px, 3.6vw, 38px); letter-spacing: -0.02em; line-height: 1.15; margin: 0 0 12px; }
.section-lead { color: var(--ink2); font-size: 18px; margin: 0 0 36px; max-width: 40em; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.card .icon { width: 40px; height: 40px; border-radius: 12px; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; margin-bottom: 14px; }
.card h3 { margin: 0 0 6px; font-size: 18px; letter-spacing: -0.01em; }
.card p { margin: 0; color: var(--ink2); font-size: 16px; }
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.step { position: relative; padding-top: 52px; }
.step::before { counter-increment: step; content: counter(step); position: absolute; top: 0; left: 0; width: 38px; height: 38px; border-radius: 50%;
  background: var(--accent); color: var(--accent-ink); font-weight: 750; display: grid; place-items: center; }
.step h3 { margin: 0 0 6px; font-size: 18px; } .step p { margin: 0; color: var(--ink2); }
.band { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.price { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.price .card h3 { font-size: 22px; }
.price .tag { display: inline-block; font-size: 13px; font-weight: 650; padding: 3px 10px; border-radius: 999px; background: var(--good-soft); color: var(--good); margin-bottom: 10px; }

/* Plain pages */
.page { max-width: 760px; margin: 0 auto; padding: 48px 20px 80px; }
.page h1 { font-size: clamp(32px, 4.4vw, 44px); letter-spacing: -0.02em; line-height: 1.1; margin: 0 0 8px; }
.page .updated { color: var(--ink2); margin: 0 0 32px; }
.page h2 { font-size: 22px; margin: 36px 0 10px; letter-spacing: -0.01em; }
.page ul { padding-left: 22px; } .page li { margin: 6px 0; }
.page .card { margin: 18px 0; }
details { border-top: 1px solid var(--line); padding: 14px 0; }
details summary { cursor: pointer; font-weight: 650; }
details p { color: var(--ink2); margin: 10px 0 0; }

/* Footer */
footer { border-top: 1px solid var(--line); padding: 32px 0 48px; color: var(--ink2); font-size: 15px; }
.foot { display: flex; flex-wrap: wrap; gap: 16px 28px; justify-content: space-between; align-items: center; }
.foot nav { display: flex; flex-wrap: wrap; gap: 18px; }
.foot a { color: var(--ink2); text-decoration: none; } .foot a:hover { color: var(--ink); }

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; padding-top: 36px; padding-bottom: 56px; gap: 40px; }
  .grid, .steps { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .nav-links { display: none; }
  .grid, .steps, .price { grid-template-columns: 1fr; }
  section { padding: 56px 0; }
}