/* FlowMacro — Crimson Stealth landing theme. Self-contained, no external fonts/deps. */
:root {
  --bg: #0a0b0d;
  --bg-2: #101216;
  --panel: #14161b;
  --panel-2: #181b21;
  --line: #23262e;
  --text: #e9eaed;
  --muted: #9aa1ab;
  --crimson: #f0303f;
  --crimson-dim: #c41e2b;
  --crimson-glow: rgba(240, 48, 63, 0.35);
  --radius: 14px;
  --maxw: 1080px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 50% -10%, #15171c 0%, var(--bg) 55%) fixed;
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* nav */
.nav {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(10px);
  background: rgba(10, 11, 13, 0.72);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; letter-spacing: -0.02em; }
.brand .mark { width: 22px; height: 22px; display: block; }
.brand .flow { color: var(--text); }
.brand .macro { color: var(--crimson); }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a { color: var(--muted); font-size: 15px; font-weight: 500; transition: color .15s; }
.nav-links a:hover { color: var(--text); }

/* buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 700; font-size: 15px; padding: 12px 22px; border-radius: 10px;
  border: 1px solid transparent; cursor: pointer; transition: transform .12s, box-shadow .15s, background .15s;
}
.btn-primary { background: var(--crimson); color: #fff; box-shadow: 0 8px 30px -8px var(--crimson-glow); }
.btn-primary:hover { background: var(--crimson-dim); transform: translateY(-1px); box-shadow: 0 12px 34px -8px var(--crimson-glow); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--crimson); color: #fff; }
.btn-sm { padding: 9px 16px; font-size: 14px; }

/* hero */
.hero { text-align: center; padding: 96px 0 72px; }
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 600; color: var(--muted);
  border: 1px solid var(--line); background: var(--panel); padding: 6px 14px; border-radius: 999px; margin-bottom: 26px;
}
.pill .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--crimson); box-shadow: 0 0 10px var(--crimson); }
.hero h1 { font-size: clamp(40px, 7vw, 68px); line-height: 1.04; letter-spacing: -0.03em; font-weight: 850; }
.hero h1 .accent { color: var(--crimson); }
.hero p { max-width: 620px; margin: 22px auto 0; color: var(--muted); font-size: clamp(16px, 2.4vw, 19px); }
.hero-cta { display: flex; gap: 14px; justify-content: center; margin-top: 38px; flex-wrap: wrap; }

/* sections */
section { padding: 64px 0; }
.section-head { text-align: center; margin-bottom: 44px; }
.section-head h2 { font-size: clamp(28px, 4vw, 40px); letter-spacing: -0.02em; font-weight: 800; }
.section-head p { color: var(--muted); margin-top: 12px; font-size: 17px; }

/* features */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card {
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line); border-radius: var(--radius); padding: 26px;
}
.card .ic { font-size: 24px; margin-bottom: 14px; display: block; }
.card h3 { font-size: 18px; margin-bottom: 8px; letter-spacing: -0.01em; }
.card p { color: var(--muted); font-size: 15px; }

/* pricing */
.prices { display: grid; grid-template-columns: repeat(2, minmax(0, 360px)); gap: 22px; justify-content: center; }
.price {
  position: relative; background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line); border-radius: var(--radius); padding: 34px 30px; text-align: center;
}
.price.featured { border-color: var(--crimson); box-shadow: 0 20px 60px -28px var(--crimson-glow); }
.price .tag {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--crimson); color: #fff; font-size: 12px; font-weight: 700; padding: 5px 14px; border-radius: 999px; letter-spacing: .02em;
}
.price .plan { font-size: 15px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }
.price .amount { font-size: 46px; font-weight: 850; letter-spacing: -0.03em; margin: 14px 0 4px; }
.price .amount span { font-size: 16px; color: var(--muted); font-weight: 600; }
.price ul { list-style: none; margin: 22px 0 28px; text-align: left; display: grid; gap: 11px; }
.price li { color: var(--text); font-size: 15px; display: flex; gap: 10px; align-items: flex-start; }
.price li::before { content: "✓"; color: var(--crimson); font-weight: 800; }
.price .btn { width: 100%; }

/* trust */
.trust { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.trust .t { text-align: center; padding: 22px 14px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); }
.trust .t .ic { font-size: 22px; display: block; margin-bottom: 10px; }
.trust .t h4 { font-size: 15px; margin-bottom: 4px; }
.trust .t p { color: var(--muted); font-size: 13px; }

/* footer */
.footer { border-top: 1px solid var(--line); padding: 40px 0; margin-top: 40px; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.footer .brand { font-size: 17px; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a { color: var(--muted); font-size: 14px; }
.footer-links a:hover { color: var(--crimson); }
.copy { color: #6b727c; font-size: 13px; width: 100%; }

/* legal pages */
.legal { max-width: 760px; margin: 0 auto; padding: 60px 0; }
.legal h1 { font-size: 34px; letter-spacing: -0.02em; margin-bottom: 6px; }
.legal .updated { color: var(--muted); font-size: 14px; margin-bottom: 34px; }
.legal h2 { font-size: 19px; margin: 30px 0 8px; color: var(--text); }
.legal p { color: var(--muted); margin-bottom: 10px; }
.legal a { color: var(--crimson); }
.back { color: var(--muted); font-size: 14px; display: inline-block; margin-bottom: 30px; }
.back:hover { color: var(--text); }

@media (max-width: 860px) {
  .grid { grid-template-columns: 1fr; }
  .trust { grid-template-columns: repeat(2, 1fr); }
  .prices { grid-template-columns: 1fr; }
  .nav-links .hide-sm { display: none; }
}