/* SuperRouter landing — dark theme, no frameworks. */

:root {
  --bg: #0a0e1a;
  --bg-soft: #0e1424;
  --bg-card: #111830;
  --border: rgba(255, 255, 255, 0.08);
  --text: #eef1f8;
  --muted: #9aa3bd;
  --dim: #6b7490;
  --accent: #326bff;
  --accent-soft: rgba(50, 107, 255, 0.14);
  --green: #34d399;
  --radius: 14px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.center { text-align: center; }
.accent { color: var(--accent); }

h1 { font-size: clamp(2.6rem, 5.4vw, 4.2rem); line-height: 1.08; letter-spacing: -0.03em; font-weight: 750; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.7rem); line-height: 1.15; letter-spacing: -0.025em; font-weight: 700; margin: 12px 0 16px; }
h3 { font-size: 1.15rem; font-weight: 650; margin-bottom: 8px; }
p { color: var(--muted); }

.eyebrow {
  text-transform: uppercase; letter-spacing: 0.14em;
  font-size: 0.75rem; font-weight: 700; color: var(--accent);
  margin-bottom: 12px;
}
.lede { font-size: 1.15rem; max-width: 34rem; margin: 20px 0 32px; }
.lede-narrow { font-size: 1.08rem; max-width: 42rem; margin: 0 0 40px; }
.center .lede-narrow { margin-left: auto; margin-right: auto; }
.fineprint { font-size: 0.82rem; color: var(--dim); margin-top: 16px; }
code { font-family: var(--mono); font-size: 0.9em; background: rgba(255,255,255,.07); padding: 2px 7px; border-radius: 6px; color: var(--text); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 650; text-decoration: none; border-radius: 10px;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  cursor: pointer; border: 1px solid transparent; white-space: nowrap;
}
.btn-lg { padding: 14px 30px; font-size: 1.02rem; }
.btn-sm { padding: 9px 18px; font-size: 0.9rem; }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 8px 28px rgba(50,107,255,.35); }
.btn-primary:hover { background: #4a7dff; transform: translateY(-1px); }
.btn-ghost { background: rgba(255,255,255,.05); color: var(--text); border-color: var(--border); }
.btn-ghost:hover { background: rgba(255,255,255,.09); transform: translateY(-1px); }
.link-quiet { color: var(--muted); text-decoration: none; font-weight: 600; font-size: .95rem; }
.link-quiet:hover { color: var(--text); }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  background: rgba(10, 14, 26, 0.72);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1120px; margin: 0 auto; padding: 14px 24px;
  display: flex; align-items: center; gap: 36px;
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 750; font-size: 1.12rem; color: var(--text); text-decoration: none; letter-spacing: -0.01em; }
.brand-mark {
  width: 26px; height: 26px; border-radius: 8px; flex: none;
  background: linear-gradient(135deg, var(--accent), #7aa2ff);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}
.nav-links { display: flex; gap: 28px; margin-right: auto; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: .95rem; font-weight: 550; }
.nav-links a:hover { color: var(--text); }
.nav-cta { display: flex; align-items: center; gap: 20px; }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; margin-left: auto; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--text); margin: 5px 0; border-radius: 2px; transition: .2s; }

/* ---------- hero ---------- */
.hero { position: relative; padding: 110px 0 90px; overflow: hidden; }
.hero-glow {
  position: absolute; inset: -20% -10% auto; height: 640px; pointer-events: none;
  background:
    radial-gradient(520px 340px at 22% 30%, rgba(50,107,255,.22), transparent 70%),
    radial-gradient(620px 380px at 78% 20%, rgba(124,58,237,.14), transparent 70%);
}
.hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.pill {
  display: inline-block; font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: #bcd0ff; background: var(--accent-soft); border: 1px solid rgba(50,107,255,.4);
  padding: 6px 14px; border-radius: 999px;
}
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }

/* terminal */
.term {
  background: #0b1122; border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: 0 30px 80px rgba(0,0,0,.5), 0 0 0 1px rgba(50,107,255,.08), 0 0 90px rgba(50,107,255,.10);
  overflow: hidden;
}
.term-bar { display: flex; align-items: center; gap: 7px; padding: 12px 16px; border-bottom: 1px solid var(--border); background: rgba(255,255,255,.02); }
.dot { width: 11px; height: 11px; border-radius: 50%; background: #2a3350; }
.dot:nth-child(1) { background: #ff5f57; } .dot:nth-child(2) { background: #febc2e; } .dot:nth-child(3) { background: #28c840; }
.term-title { margin-left: 8px; font-size: .78rem; color: var(--dim); font-family: var(--mono); }
.term pre { padding: 20px 22px; overflow-x: auto; font-family: var(--mono); font-size: .84rem; line-height: 1.75; color: #cdd6ef; }
.c-dim { color: var(--dim); } .c-str { color: #8fd0a8; } .c-key { color: #9db8ff; } .c-num { color: var(--green); }

/* ---------- stats ---------- */
.stats { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: rgba(255,255,255,.015); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { padding: 30px 28px; border-left: 1px solid var(--border); }
.stat:first-child { border-left: 0; }
.stat strong { display: block; font-size: 1.7rem; font-weight: 750; letter-spacing: -0.02em; color: var(--text); }
.stat span { font-size: .88rem; color: var(--muted); }

/* ---------- sections ---------- */
.section { padding: 110px 0; }
.section-alt { background: var(--bg-soft); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 44px; }
.card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 32px 28px; transition: transform .18s ease, border-color .18s ease;
}
.card:hover { transform: translateY(-4px); border-color: rgba(50,107,255,.4); }
.step { font-family: var(--mono); font-size: .8rem; color: var(--accent); font-weight: 700; letter-spacing: .1em; margin-bottom: 14px; }
.card p:not(.step) { font-size: .96rem; }

/* interest flow */
.flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 18px; align-items: stretch; margin-top: 48px; }
.flow-step {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 26px; text-align: left;
}
.flow-icon {
  width: 46px; height: 46px; border-radius: 12px; display: flex; align-items: center; justify-content: center;
  background: var(--accent-soft); color: var(--accent); font-size: 1.25rem; margin-bottom: 18px;
}
.flow-step p { font-size: .93rem; }
.flow-arrow { align-self: center; color: var(--dim); font-size: 1.4rem; }

/* models */
.chips { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; max-width: 46rem; }
.chip {
  font-family: var(--mono); font-size: .88rem; color: #cdd6ef;
  background: rgba(255,255,255,.045); border: 1px solid var(--border);
  padding: 10px 18px; border-radius: 999px; transition: border-color .15s, background .15s;
}
.chip:hover { border-color: rgba(50,107,255,.5); background: var(--accent-soft); }

/* teams */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.ticks { list-style: none; margin: 28px 0 32px; display: grid; gap: 14px; }
.ticks li { position: relative; padding-left: 32px; color: var(--muted); font-size: .98rem; }
.ticks li::before {
  content: "✓"; position: absolute; left: 0; top: 1px;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent);
  font-size: .78rem; font-weight: 800; display: flex; align-items: center; justify-content: center;
}
.ticks strong { color: var(--text); }
.ticks-center { justify-items: center; max-width: 26rem; margin-left: auto; margin-right: auto; text-align: left; }
.mini-window {
  background: #0b1122; border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: 0 30px 80px rgba(0,0,0,.5), 0 0 90px rgba(50,107,255,.08);
  padding: 8px 0; font-family: var(--mono); font-size: .86rem; overflow: hidden;
}
.mini-row { display: flex; align-items: center; gap: 10px; padding: 13px 20px; border-bottom: 1px solid var(--border); color: #cdd6ef; }
.mini-row:last-child { border-bottom: 0; }
.mini-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--green); flex: none; }
.mini-row em { font-style: normal; color: var(--dim); font-size: .75rem; }
.mini-bal { margin-left: auto; color: var(--green); font-weight: 700; }
.mini-ws .mini-row { padding-left: 34px; color: var(--muted); }
.mini-pill { margin-left: auto; font-size: .72rem; background: var(--accent-soft); color: #9db8ff; padding: 3px 10px; border-radius: 999px; }
.mini-foot { color: var(--dim); font-size: .78rem; justify-content: center; }

/* pricing */
.price-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 18px;
  max-width: 560px; margin: 44px auto 0; padding: 48px 44px;
  box-shadow: 0 30px 80px rgba(0,0,0,.45), 0 0 90px rgba(50,107,255,.07);
}

/* cta banner */
.cta-banner {
  padding: 120px 0; text-align: center; position: relative; overflow: hidden;
  border-top: 1px solid var(--border);
  background: radial-gradient(600px 320px at 50% 120%, rgba(50,107,255,.18), transparent 70%);
}
.cta-banner .btn { margin-top: 28px; }

/* footer */
.footer { border-top: 1px solid var(--border); padding: 64px 0 32px; background: #070b14; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.footer-head { font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--dim); margin-bottom: 16px; }
.footer nav a { display: block; color: var(--muted); text-decoration: none; font-size: .93rem; margin-bottom: 10px; }
.footer nav a:hover { color: var(--text); }
.footer-base { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--border); }

/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .hero { padding: 80px 0 64px; }
  .cards-3 { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; gap: 44px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3) { border-left: 0; }
  .stat { border-top: 1px solid var(--border); }
  .stat:nth-child(-n+2) { border-top: 0; }
  .flow { grid-template-columns: 1fr; }
  .flow-arrow { transform: rotate(90deg); justify-self: center; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  h1 { font-size: 1.72rem; }
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: block; }
  .nav.open .nav-links { display: flex; flex-direction: column; gap: 18px; padding: 20px 0 8px; }
  .nav.open .nav-cta { display: flex; flex-direction: column; align-items: stretch; gap: 12px; padding-bottom: 20px; }
  .nav.open .nav-inner { flex-wrap: wrap; }
  .nav.open .nav-links, .nav.open .nav-cta { flex-basis: 100%; }
  .nav.open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav.open .nav-toggle span:nth-child(2) { opacity: 0; }
  .nav.open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .section { padding: 76px 0; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .hero-ctas .btn { flex: 1 1 auto; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .card, .chip { transition: none; }
}