/* Оформление по образцу syntx.ai: шрифт Onest, тёплый тёмный фон,
   акцент-градиент оранжевый, стеклянные поверхности. */
:root {
  --bg: #110c0c;
  --bg-soft: #27231c;
  --glass: linear-gradient(180deg, rgba(243, 243, 243, .07) 0%, rgba(166, 166, 166, .03) 100%), rgba(39, 35, 28, .55);
  --text: #ede6da;
  --muted: #bcac92;
  --dim: #938672;
  --accent: #e54717;
  --accent-hover: #fe7446;
  --grad: linear-gradient(22deg, #e5320f 0%, #e97318 100%);
  --border: rgba(188, 172, 146, .16);
  --radius: 16px;
  --radius-sm: 12px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Onest", -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(60% 45% at 50% 110%, rgba(229, 71, 23, .28) 0%, rgba(17, 12, 12, 0) 70%),
    radial-gradient(40% 30% at 85% 0%, rgba(233, 115, 24, .10) 0%, rgba(17, 12, 12, 0) 70%);
  z-index: 0;
}
a { color: var(--accent-hover); text-decoration: none; transition: color .2s; }
a:hover { color: var(--text); }

.nav {
  position: sticky; top: 0; z-index: 10;
  display: flex; justify-content: space-between; align-items: center;
  gap: 16px; padding: 18px 28px;
  background: rgba(17, 12, 12, .72);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.brand {
  font-weight: 700; font-size: 18px; letter-spacing: -.01em;
  color: var(--text);
}
.nav nav { display: flex; gap: 22px; align-items: center; flex-wrap: wrap; }
.nav nav a { color: var(--muted); font-size: 15px; }
.nav nav a:hover { color: var(--text); }
.nav .cta {
  background: var(--grad); color: #1a0f0a; font-weight: 700;
  padding: 10px 18px; border-radius: var(--radius-sm);
  box-shadow: 0 8px 24px rgba(229, 71, 23, .28);
}
.nav .cta:hover { color: #1a0f0a; filter: brightness(1.08); }

main {
  position: relative; z-index: 1;
  max-width: 1040px; margin: 0 auto; padding: 24px 24px 80px;
}

.hero { text-align: center; padding: 72px 0 40px; }
.hero h1 {
  font-size: clamp(34px, 6vw, 60px);
  line-height: 1.05;
  letter-spacing: -.03em;
  margin: 0 0 20px;
  font-weight: 700;
  background: linear-gradient(180deg, #fff8f0 0%, #e3d3bb 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p {
  color: var(--muted); font-size: 18px; max-width: 640px;
  margin: 0 auto 32px;
}
.button {
  display: inline-block;
  background: var(--grad); color: #1a0f0a;
  padding: 16px 32px; border-radius: var(--radius-sm);
  font-weight: 700; font-size: 17px;
  box-shadow: 0 12px 32px rgba(229, 71, 23, .30);
  transition: transform .15s, filter .2s;
}
.button:hover { color: #1a0f0a; transform: translateY(-1px); filter: brightness(1.08); }

h2 {
  font-size: clamp(24px, 3.4vw, 34px);
  letter-spacing: -.02em; margin: 64px 0 20px; font-weight: 700;
}
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 18px; }
.card {
  background: var(--glass);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  backdrop-filter: blur(8px);
}
.card h3 { margin: 0 0 10px; font-size: 19px; letter-spacing: -.01em; }
.card p { color: var(--muted); margin: 0; }

.price { font-size: 34px; font-weight: 700; color: var(--text); margin: 4px 0 8px; letter-spacing: -.02em; }
.price small { font-size: 14px; color: var(--dim); font-weight: 400; }
.card.featured { border-color: rgba(229, 71, 23, .55); box-shadow: 0 0 0 1px rgba(229, 71, 23, .20), 0 18px 50px rgba(229, 71, 23, .12); }
.badge {
  display: inline-block; font-size: 12px; font-weight: 700;
  color: #1a0f0a; background: var(--grad);
  padding: 3px 10px; border-radius: 999px; margin-bottom: 10px;
  letter-spacing: .02em;
}

table { width: 100%; border-collapse: collapse; margin-top: 16px; }
th, td { text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--border); }
th { color: var(--dim); font-weight: 600; font-size: 14px; text-transform: uppercase; letter-spacing: .04em; }
tbody tr:hover { background: rgba(243, 243, 243, .03); }
.big { font-size: 26px; font-weight: 700; color: var(--accent-hover); }

.muted { color: var(--dim); font-size: 14px; }
pre {
  background: rgba(39, 35, 28, .7);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px; overflow-x: auto; font-size: 14px; white-space: pre-wrap;
  font-family: "Roboto Mono", ui-monospace, Menlo, monospace;
  color: var(--text);
}
ul { color: var(--muted); }
ul a { color: var(--accent-hover); }

footer {
  position: relative; z-index: 1;
  border-top: 1px solid var(--border);
  padding: 32px 24px; text-align: center; color: var(--dim); font-size: 14px;
}

/* Страницы документов */
.legal h1 { font-size: 34px; letter-spacing: -.02em; margin-bottom: 8px; }
.legal h2 { font-size: 21px; margin-top: 36px; }
.legal h3 { font-size: 17px; margin-top: 24px; }
.legal p, .legal li { color: var(--muted); }
.legal ul { padding-left: 20px; }
.table-row { border-bottom: 1px solid var(--border); padding: 8px 0; color: var(--muted); }

/* Статьи блога */
.post h1 { font-size: clamp(28px, 4vw, 40px); letter-spacing: -.02em; margin: 8px 0 20px; }
.post h2 { font-size: 22px; margin-top: 36px; }
.post p { color: var(--text); opacity: .92; }
.post ul { margin: 12px 0 20px; }
.post .muted { margin-bottom: 0; }
.post .card { margin-top: 40px; }