/* Landing page. Palette in tokens.css; floating controls in chrome.css. */

/* Reset + base typography. Scoped to this page: the handbook ships its own,
   and these two disagree on body size, line height and heading treatment. */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--font); font-size: 17px; line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  transition: background .2s, color .2s;
}
body::before {
  content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(58rem 30rem at 50% -8rem, var(--glow-1), transparent 70%),
    radial-gradient(44rem 26rem at 92% 12%, var(--glow-2), transparent 72%);
}
main, .nav, .foot { position: relative; z-index: 1; }
a { color: inherit; }
code { font-family: var(--mono); font-size: .88em; }
em { font-style: normal; color: var(--accent); }
h1, h2, h3, h4 { letter-spacing: -.02em; margin: 0; }
h1, h2 { font-weight: 600; }
h3, h4 { font-weight: 600; }

.hero { max-width: var(--wrap); margin: 0 auto; padding: 4.5rem var(--gutter) 4rem; text-align: center; }
.eyebrow {
  display: inline-block; font-size: .78rem; letter-spacing: .13em; text-transform: uppercase;
  color: var(--accent); border: 1px solid var(--accent-line); background: var(--accent-soft);
  padding: .34rem .8rem; border-radius: 999px; margin-bottom: 1.7rem; font-weight: 600;
}
.hero h1 { font-size: clamp(2.4rem, 6.2vw, 4rem); line-height: 1.08; margin-bottom: 1.5rem; }
.lede { max-width: 62ch; margin: 0 auto; color: var(--ink-2); font-size: 1.08rem; }
.lede.center { text-align: center; }
.cta-row { display: flex; flex-wrap: wrap; gap: .85rem; justify-content: center; margin-top: 2.2rem; }
.hero-meta {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: .85rem;
  margin-top: 2.4rem; color: var(--ink-3); font-size: .9rem;
}
.dot { width: 3px; height: 3px; border-radius: 50%; background: var(--line-2); }

.band { max-width: var(--wrap); margin: 0 auto; padding: 4.2rem var(--gutter); border-top: 1px solid var(--line); }
.section-head { max-width: 60ch; margin-bottom: 2.6rem; }
.section-head h2 { font-size: clamp(1.7rem, 3.6vw, 2.3rem); line-height: 1.2; margin-bottom: .7rem; }
.section-head p { margin: 0; color: var(--ink-3); }

.grid-3, .grid-2 { display: grid; gap: 1.1rem; align-items: stretch; }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3.tight { gap: .9rem; margin-top: 2.2rem; }

.card {
  display: flex; flex-direction: column; height: 100%;
  background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--r); padding: 1.5rem;
  transition: border-color .18s;
}
.card:hover { border-color: var(--line-2); }
.card h3 { font-size: 1.08rem; margin-bottom: .5rem; }
.card p { margin: 0; color: var(--ink-3); font-size: .96rem; }
.card code { color: var(--ink-2); }
.card-num { font-family: var(--mono); font-size: .8rem; font-weight: 600; color: var(--accent); margin-bottom: .8rem; }
.card p:has(+ .card-fix) { margin-bottom: 1.75rem; }
.card-fix {
  margin-top: auto; padding-top: 1.15rem; border-top: 1px solid var(--line);
  font-size: .92rem; color: var(--ink-3);
}
.card-fix span { color: var(--ink); font-weight: 600; }

.flow { list-style: none; margin: 0; padding: 0; }
.flow-step { position: relative; padding: 0 0 1.6rem 2.6rem; }
.flow-step:last-child { padding-bottom: 0; }
.flow-step:not(:last-child)::before {
  content: ''; position: absolute; left: 7px; top: 24px; bottom: -8px;
  width: 1px; background: var(--line-2);
}
.flow-dot {
  position: absolute; left: 0; top: 8px; width: 15px; height: 15px; border-radius: 50%;
  background: var(--bg); border: 2px solid var(--line-2);
}
.flow-step.is-you .flow-dot { border-color: var(--accent); background: var(--accent); box-shadow: 0 0 0 5px var(--accent-soft); }
.flow-step h4 { font-size: 1.05rem; display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; }
.flow-step p { margin: .25rem 0 0; color: var(--ink-3); font-size: .96rem; }
.pill {
  font-size: .7rem; letter-spacing: .07em; text-transform: uppercase; font-weight: 500;
  color: var(--accent); background: var(--accent-soft); border: 1px solid var(--accent-line);
  padding: .16rem .55rem; border-radius: 999px;
}
.pill-loop { color: var(--ink-3); background: color-mix(in srgb, var(--ink-3) 12%, transparent); border-color: var(--line-2); }

.quote {
  margin: 0; padding: 1.9rem 2rem; border-left: 2px solid var(--accent);
  background: linear-gradient(90deg, var(--accent-soft), transparent 70%);
  border-radius: 0 var(--r) var(--r) 0; font-size: 1.22rem; line-height: 1.5;
}
.quote span { display: block; margin-top: .7rem; font-size: .98rem; color: var(--ink-3); }

.stat { padding: 1.2rem 1.3rem; border: 1px solid var(--line); border-radius: var(--r); background: var(--bg-1); }
.stat-n { font-size: 1.9rem; font-weight: 600; color: var(--accent); letter-spacing: -.03em; line-height: 1.1; }
.stat-l { margin-top: .35rem; color: var(--ink-3); font-size: .9rem; }

.cta-band { text-align: center; }
.cta-band h2 { font-size: clamp(1.9rem, 4.4vw, 2.7rem); margin-bottom: 1rem; }

.code-block {
  max-width: 560px; margin: 2.6rem auto 0; text-align: left;
  border: 1px solid var(--line); border-radius: 10px; overflow: hidden; background: var(--bg-1);
}
.code-head {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: .55rem .9rem; border-bottom: 1px solid var(--line); background: var(--bg-2);
}
.code-lang { font-family: var(--mono); font-size: .74rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
.copy-btn {
  display: inline-flex; align-items: center; gap: .35rem; cursor: pointer;
  font-family: var(--font); font-size: .78rem; color: var(--ink-3);
  background: transparent; border: 1px solid var(--line-2); border-radius: 6px; padding: .2rem .55rem;
  transition: color .15s, border-color .15s;
}
.copy-btn:hover { color: var(--accent); border-color: var(--accent-line); }
.copy-btn svg { width: 13px; height: 13px; }
.code-block pre { margin: 0; padding: 1rem .95rem; overflow-x: auto; }
.code-block code { font-family: var(--mono); font-size: .88rem; color: var(--ink-2); line-height: 1.75; }

.foot { border-top: 1px solid var(--line); margin-top: 2rem; }
.foot-in {
  max-width: var(--wrap); margin: 0 auto; padding: 2.6rem var(--gutter) 1.6rem;
  display: flex; flex-wrap: wrap; gap: 1.6rem; justify-content: space-between; align-items: flex-start;
}
.foot-note { margin: .7rem 0 0; color: var(--ink-3); font-size: .93rem; }
.foot-brand { flex: 1 1 420px; min-width: 0; }
.foot-links { display: flex; flex-wrap: wrap; gap: 1.4rem; font-size: .94rem; flex: 0 0 auto; }
.foot-links a { color: var(--ink-3); text-decoration: none; }
.foot-links a:hover { color: var(--accent); }
.foot-legal {
  max-width: var(--wrap); margin: 0 auto; padding: .4rem var(--gutter) 2.4rem;
  color: var(--ink-3); font-size: .82rem; opacity: .6;
}

@media (max-width: 720px) {
  body { font-size: 16px; }
  .hero { padding: 3rem 1.2rem 3rem; }
  .band { padding: 3.2rem 1.2rem; }
  .quote { padding: 1.4rem 1.3rem; font-size: 1.08rem; }
}