:root {
  --accent: #D9531F;
  --accent-soft: rgba(217, 83, 31, 0.10);
  --bg: #ffffff;
  --bg-alt: #f5f5f7;
  --fg: #1d1d1f;
  --muted: #6e6e73;
  --line: #d2d2d7;
  --radius: 18px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --accent: #EB5F2F;
    --accent-soft: rgba(235, 95, 47, 0.16);
    --bg: #000000;
    --bg-alt: #1c1c1e;
    --fg: #f5f5f7;
    --muted: #a1a1a6;
    --line: #38383a;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 880px; margin: 0 auto; padding: 0 24px; }

.top { position: sticky; top: 0; z-index: 1; background: color-mix(in srgb, var(--bg) 82%, transparent); backdrop-filter: saturate(180%) blur(20px); border-bottom: 1px solid var(--line); }
.bar { display: flex; align-items: center; justify-content: space-between; height: 56px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--fg); font-weight: 700; font-size: 18px; }
.brand img { border-radius: 8px; }
.brand:hover { text-decoration: none; }
.links { display: flex; gap: 22px; font-size: 15px; }
.links a { color: var(--muted); }
.links a[aria-current="page"] { color: var(--fg); font-weight: 600; }

.hero { text-align: center; padding: 64px 0 40px; }
.hero img { border-radius: 22px; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18); }
.hero h1 { font-size: clamp(32px, 6vw, 48px); line-height: 1.1; letter-spacing: -0.02em; margin: 22px 0 10px; }
.hero.small { text-align: left; padding: 48px 0 16px; }
.hero.small h1 { margin-top: 0; }
.lead { font-size: 21px; color: var(--muted); max-width: 620px; margin: 0 auto; }
.muted { color: var(--muted); }

h2 { font-size: 22px; letter-spacing: -0.01em; margin: 0 0 8px; }
section { margin: 28px 0; }
.grid { display: grid; grid-template-columns: 3fr 2fr; gap: 16px; }
@media (max-width: 680px) { .grid { grid-template-columns: 1fr; } .links { gap: 14px; } }
.card { background: var(--bg-alt); border-radius: var(--radius); padding: 22px 24px; }
.card p:last-child { margin-bottom: 0; }
.card.accent { background: var(--accent-soft); }
.button { display: inline-block; background: var(--accent); color: #fff; font-weight: 600; padding: 11px 20px; border-radius: 999px; }
.button:hover { text-decoration: none; filter: brightness(1.05); }

.faq details { border-bottom: 1px solid var(--line); padding: 4px 0; }
.faq summary { cursor: pointer; list-style: none; padding: 14px 32px 14px 0; font-weight: 600; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 10px; font-size: 24px; font-weight: 400; color: var(--accent); }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { margin: 0 0 16px; color: var(--muted); }

.legal section { border-top: 1px solid var(--line); padding-top: 20px; }
.legal h2 { font-size: 19px; }

.foot { border-top: 1px solid var(--line); margin-top: 56px; padding-top: 22px; padding-bottom: 40px; font-size: 14px; color: var(--muted); }
.foot p { margin: 6px 0; }
.langs { display: flex; gap: 16px; margin-bottom: 12px; }
.langs a[aria-current="page"] { color: var(--fg); font-weight: 600; }