:root {
  --bg: #f7f4ee;
  --surface: #ffffff;
  --text: #1b2335;
  --muted: #5b6478;
  --line: #e4ddd0;
  --brand: #1d3557;
  --accent: #c9965b;
  --accent-soft: #f1e4d2;
  --code-bg: #eee8dc;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1626;
    --surface: #162036;
    --text: #e8e6e1;
    --muted: #a2a9b8;
    --line: #26314a;
    --brand: #9fb7d9;
    --accent: #d9ad78;
    --accent-soft: #2a2a2e;
    --code-bg: #1c2740;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}

a { color: var(--brand); }

img { max-width: 100%; height: auto; display: block; }

code, pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 0.92em;
}

code { background: var(--code-bg); padding: 0.1em 0.35em; border-radius: 4px; }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 20px; }

.top { border-bottom: 1px solid var(--line); background: var(--bg); }
.top-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; flex-wrap: wrap; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.1rem; text-decoration: none; color: var(--text); letter-spacing: -0.01em; }
nav { display: flex; gap: 20px; }
nav a { text-decoration: none; color: var(--muted); font-size: 0.95rem; }
nav a:hover { color: var(--text); }

.hero { padding: 72px 0 64px; }
.eyebrow { margin: 0 0 12px; color: var(--accent); font-weight: 600; font-size: 0.85rem; letter-spacing: 0.06em; text-transform: uppercase; }
.hero h1 { margin: 0 0 16px; font-size: clamp(2rem, 6vw, 3.2rem); line-height: 1.15; letter-spacing: -0.02em; max-width: 14em; }
.lead { margin: 0 0 28px; font-size: 1.15rem; color: var(--muted); max-width: 34em; }

.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 8px;
  background: var(--brand);
  color: var(--bg);
  text-decoration: none;
  font-weight: 600;
}
.btn:hover { background: var(--accent); color: #1b2335; }

.section { padding: 48px 20px; border-top: 1px solid var(--line); }
.section h2 { margin: 0 0 20px; font-size: 1.6rem; letter-spacing: -0.01em; }
.muted { color: var(--muted); }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.card, .plan { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 20px; }
.card h3, .plan h3 { margin: 0 0 8px; font-size: 1.1rem; }
.card p, .plan p { margin: 0; color: var(--muted); }

.usage pre {
  background: var(--code-bg);
  border-left: 3px solid var(--accent);
  padding: 14px 16px;
  border-radius: 6px;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-all;
}
.usage pre code { background: none; padding: 0; }

.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 16px; }
.gallery img { border-radius: 10px; border: 1px solid var(--line); aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }

.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.plan ul { margin: 14px 0; padding-left: 18px; color: var(--text); }
.plan li { margin: 4px 0; }
.plan .quote { color: var(--accent); font-weight: 600; }
.plan-main { border-color: var(--accent); box-shadow: inset 0 3px 0 var(--accent); }

.contact p { max-width: 36em; }
.mail { font-size: 1.2rem; font-weight: 600; }

.bottom { border-top: 1px solid var(--line); padding: 24px 0 32px; color: var(--muted); font-size: 0.9rem; }

.notfound { min-height: 60vh; display: flex; flex-direction: column; justify-content: center; padding: 64px 20px; }
.notfound h1 { margin: 0 0 8px; font-size: clamp(2rem, 6vw, 3rem); }
.notfound .code { color: var(--accent); font-weight: 700; font-size: 0.9rem; letter-spacing: 0.08em; }

@media (max-width: 640px) {
  .hero { padding: 48px 0 40px; }
  .section { padding: 36px 20px; }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  nav { gap: 14px; }
}