:root {
  --bg: #121214;
  --panel: #1a1a1e;
  --panel-2: #202027;
  --line: #2b2b33;
  --text: #e6e6ee;
  --muted: #8a8a97;
  --teal: #00adb5;
  --coral: #ff5722;
  --orange: #ff9f43;
  --indigo: #7b8cff;
  --good: #4acb82;
  --radius: 14px;
  --max: 1120px;
  font-synthesis: none;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--teal); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 22px; }

/* ---------- header ---------- */
header.site {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(18, 18, 20, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  gap: 22px;
  height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.2px;
  color: var(--text);
}
.brand:hover { text-decoration: none; }
.brand .dot {
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 14px rgba(0, 173, 181, 0.7);
}
.brand small { color: var(--muted); font-weight: 500; }
.nav .spacer { flex: 1; }
.nav a.link { color: var(--muted); font-size: 14px; }
.nav a.link:hover { color: var(--text); text-decoration: none; }

.btn {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 14px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.06s ease, opacity 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--teal); color: #05222a; }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--teal); }

/* ---------- hero ---------- */
.hero { padding: 74px 0 40px; position: relative; overflow: hidden; }
.hero::before {
  content: "";
  position: absolute; inset: -30% 40% 40% -20%;
  background: radial-gradient(circle at 30% 30%, rgba(0,173,181,0.16), transparent 60%),
              radial-gradient(circle at 80% 70%, rgba(123,140,255,0.12), transparent 60%);
  pointer-events: none;
}
.chip {
  display: inline-block;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--teal);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.2px;
}
h1 {
  font-size: clamp(30px, 5vw, 50px);
  line-height: 1.1;
  margin: 18px 0 14px;
  letter-spacing: -0.7px;
}
h1 .accent { color: var(--teal); }
.lead { font-size: 18px; color: var(--muted); max-width: 640px; }
.hero .cta { margin-top: 26px; display: flex; gap: 12px; flex-wrap: wrap; }
.note { color: var(--muted); font-size: 13px; margin-top: 14px; }

/* ---------- sections ---------- */
section { padding: 46px 0; }
h2 { font-size: clamp(22px, 3vw, 30px); margin: 0 0 8px; letter-spacing: -0.3px; }
h3 { font-size: 17px; margin: 0 0 6px; }
.sub { color: var(--muted); margin: 0 0 26px; }

.grid { display: grid; gap: 16px; }
.grid.c3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.c2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}
.card.accent { border-top: 3px solid var(--teal); }
.card p { color: var(--muted); margin: 6px 0 0; font-size: 14.5px; }
.icon { font-size: 20px; }

/* ---------- pricing ---------- */
.plans { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; align-items: stretch; }
.plan {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
}
.plan.featured { border-color: var(--teal); box-shadow: 0 0 0 1px rgba(0,173,181,0.25), 0 18px 50px rgba(0,173,181,0.08); }
.plan .tag { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 1.4px; }
.plan .price { font-size: 40px; font-weight: 800; margin: 8px 0 2px; letter-spacing: -1px; }
.plan .price span { font-size: 15px; font-weight: 500; color: var(--muted); }
.plan ul { list-style: none; padding: 0; margin: 18px 0 22px; }
.plan li { padding: 6px 0 6px 26px; position: relative; color: var(--muted); font-size: 14.5px; }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--teal); font-weight: 700; }
.plan .btn { margin-top: auto; text-align: center; }

table.cmp { width: 100%; border-collapse: collapse; font-size: 14.5px; }
table.cmp th, table.cmp td { padding: 11px 14px; border-bottom: 1px solid var(--line); text-align: left; }
table.cmp th { color: var(--muted); font-weight: 600; }
table.cmp td:not(:first-child) { text-align: center; }

/* ---------- code ---------- */
pre {
  background: #0e0e11;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  overflow-x: auto;
  font-size: 13.5px;
  color: #cfd3dc;
}
code { font-family: "JetBrains Mono", "Cascadia Code", ui-monospace, monospace; }
p code, li code { background: #0e0e11; border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px; font-size: 13px; }

/* ---------- misc ---------- */
.banner {
  background: linear-gradient(90deg, rgba(255,159,67,0.12), rgba(255,87,34,0.10));
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  border-radius: 12px;
  padding: 14px 18px;
  color: var(--muted);
  font-size: 14px;
}
.banner strong { color: var(--text); }

details.faq {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 18px;
  margin-bottom: 10px;
}
details.faq summary { cursor: pointer; font-weight: 600; }
details.faq p { color: var(--muted); }

footer.site {
  border-top: 1px solid var(--line);
  margin-top: 40px;
  padding: 34px 0 50px;
  color: var(--muted);
  font-size: 14px;
}
footer.site .cols { display: flex; flex-wrap: wrap; gap: 34px; justify-content: space-between; }
footer.site a { color: var(--muted); display: block; padding: 3px 0; }
footer.site a:hover { color: var(--text); }
.legal-page { max-width: 820px; margin: 0 auto; }
.legal-page h1 { font-size: 32px; }
.legal-page h2 { font-size: 20px; margin-top: 32px; }
.legal-page h3 { margin-top: 20px; }
.legal-page p, .legal-page li { color: #c3c3cf; }
.todo { color: var(--orange); font-weight: 600; }

@media (max-width: 860px) {
  .grid.c3, .grid.c2, .plans { grid-template-columns: 1fr; }
  .nav a.link { display: none; }
}