:root {
  --bg: #F5F3EF; --surface: #FFFFFF; --sunken: #ECE8E1; --line: #E2DDD4;
  --text: #1B1A18; --body: #4F4B45; --muted: #6A665F;
  --accent: #2D5B4C; --accent-pressed: #1F4337; --accent-soft: #E3ECE6; --on-accent: #FFFFFF; --measure: #B5481F;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121211; --surface: #1C1B1A; --sunken: #252422; --line: #2E2C29;
    --text: #F2F0EC; --body: #C9C4BC; --muted: #A8A39B;
    --accent: #7FB59E; --accent-pressed: #A3CDBA; --accent-soft: #1A2B24; --on-accent: #0F1D17; --measure: #F08A5D;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.55 -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Inter', 'Segoe UI', system-ui, sans-serif; }
a { color: var(--accent); }
a:hover { color: var(--accent-pressed); }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
header.top { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 19px; color: var(--text); text-decoration: none; }
.brand img { width: 32px; height: 32px; border-radius: 8px; }
nav a { color: var(--muted); text-decoration: none; margin-left: 20px; font-size: 15px; }
nav a:hover { color: var(--text); }
.hero { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; padding: 48px 0 72px; }
.hero h1 { font-size: clamp(40px, 6vw, 64px); line-height: 1.04; letter-spacing: -1.5px; margin: 0 0 20px; text-wrap: balance; }
.hero p.lead { font-size: 20px; color: var(--body); margin: 0 0 28px; max-width: 34em; }
.cta { display: inline-flex; align-items: center; gap: 10px; background: var(--text); color: var(--bg); padding: 14px 22px; border-radius: 14px; font-weight: 600; text-decoration: none; }
.cta:hover { color: var(--bg); opacity: .9; }
.cta-note { display: block; margin-top: 12px; font-size: 14px; color: var(--muted); }
.phone { width: 100%; max-width: 320px; margin: 0 auto; border-radius: 44px; padding: 9px; background: #1B1A18; box-shadow: 0 30px 60px rgba(27,26,24,.18); }
.phone img { display: block; width: 100%; height: auto; border-radius: 36px; }
section { padding: 56px 0; border-top: 1px solid var(--line); }
section h2 { font-size: clamp(28px, 4vw, 40px); letter-spacing: -0.8px; line-height: 1.1; margin: 0 0 12px; text-wrap: balance; }
section .intro { color: var(--body); max-width: 40em; margin: 0 0 32px; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.step { background: var(--surface); border: 1px solid var(--line); border-radius: 22px; padding: 18px; }
.step .phone { max-width: 220px; border-radius: 32px; padding: 6px; box-shadow: none; margin-bottom: 18px; }
.step .phone img { border-radius: 27px; }
.step h3 { margin: 0 0 6px; font-size: 19px; }
.step p { margin: 0; color: var(--body); font-size: 16px; }
.overline { font-size: 13px; font-weight: 600; letter-spacing: .3px; color: var(--muted); text-transform: uppercase; }
.measure { font-family: Menlo, ui-monospace, monospace; color: var(--measure); font-weight: 600; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.facts { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.facts li { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; }
.facts strong { display: block; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 14px 18px; margin-bottom: 10px; }
.faq summary { font-weight: 600; cursor: pointer; }
.faq details p { color: var(--body); margin: 10px 0 0; }
footer { padding: 32px 0 48px; color: var(--muted); font-size: 14px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
footer a { color: var(--muted); margin-right: 16px; }
.doc { max-width: 720px; padding: 24px 0 64px; }
.doc h1 { font-size: 40px; letter-spacing: -0.8px; margin: 8px 0 4px; }
.doc h2 { font-size: 22px; margin: 36px 0 8px; }
.doc p, .doc li { color: var(--body); }
.doc table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 15px; }
.doc th, .doc td { text-align: left; vertical-align: top; padding: 10px 8px; border-bottom: 1px solid var(--line); }
.doc th { color: var(--text); }
.placeholder { background: var(--accent-soft); padding: 1px 6px; border-radius: 6px; }
@media (max-width: 820px) {
  .hero, .split { grid-template-columns: 1fr; gap: 32px; }
  .hero { padding-top: 24px; }
  .steps { grid-template-columns: 1fr; }
  nav a { margin-left: 14px; }
}

.hero .phone { max-width: 270px; }
nav a { white-space: nowrap; }
@media (max-width: 480px) { nav a.wide { display: none; } }