/* LoopLens landing page. Same trace-recorder palette as the app: ink, one cyan trace,
   amber for anything that is not final yet. All text meets WCAG AA. */

:root {
  --ink: #e8ebef;
  --muted: #aab3bf;
  --faint: #8d97a4;
  --bg: #0f1419;
  --panel: #161c24;
  --line: #27303b;
  --line-strong: #3a4452;
  --trace: #5ad1c9;
  --trace-ink: #06201e;
  --amber: #f2b544;
  --mono: "Cascadia Mono", "JetBrains Mono", Consolas, "SFMono-Regular", Menlo, monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 "Segoe UI", system-ui, -apple-system, "Helvetica Neue", sans-serif;
}

a { color: var(--trace); text-underline-offset: 3px; }
a:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; border-radius: 4px; }
code { font-family: var(--mono); font-size: 0.9em; color: var(--ink); background: var(--panel); border: 1px solid var(--line); border-radius: 4px; padding: 0 0.3em; }

.skip-link { position: absolute; left: 1rem; top: -3rem; background: var(--amber); color: #1a1206; padding: 0.5rem 0.8rem; border-radius: 6px; font-weight: 600; }
.skip-link:focus { top: 1rem; }

.wrap { max-width: 72rem; margin: 0 auto; padding: 0 1rem; }

/* header */

.top { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: 1.1rem; flex-wrap: wrap; }
.mark { display: inline-flex; align-items: center; gap: 0.5rem; font-weight: 700; color: var(--ink); text-decoration: none; font-size: 1.05rem; }
.mark svg { width: 1.4rem; height: 1.4rem; fill: none; stroke: var(--trace); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.top nav { display: flex; gap: 1.25rem; font-size: 0.95rem; }
.top nav a { color: var(--muted); text-decoration: none; }
.top nav a:hover { color: var(--ink); }

/* hero */

.hero { padding: 3.5rem 1rem 2rem; }
.eyebrow, .section-no { font: 600 0.8rem/1 var(--mono); text-transform: uppercase; letter-spacing: 0.12em; color: var(--trace); margin: 0; }
h1 { font-size: clamp(2.1rem, 5.4vw, 3.6rem); line-height: 1.06; letter-spacing: -0.025em; margin: 0.9rem 0 1.1rem; max-width: 15ch; }
.lede { color: var(--muted); font-size: 1.12rem; max-width: 44rem; margin: 0; }
.actions { display: flex; align-items: center; gap: 1.25rem; flex-wrap: wrap; margin-top: 1.6rem; }
.cta {
  display: inline-block; padding: 0.8rem 1.3rem; border-radius: 6px;
  background: var(--trace); color: var(--trace-ink); font-weight: 650; text-decoration: none;
}
.cta:hover { background: #7adcd5; }
.quiet { font-weight: 600; }
.fine { color: var(--faint); font-size: 0.9rem; margin: 0.9rem 0 0; }

/* screenshots */

.shot { margin: 0; }
.shot img { display: block; width: 100%; height: auto; border: 1px solid var(--line-strong); border-radius: 8px; background: var(--panel); }
.shot figcaption { color: var(--faint); font-size: 0.88rem; margin-top: 0.6rem; }
.hero-shot { padding-bottom: 1rem; }
.hero-shot img { box-shadow: 0 30px 80px -40px rgba(90, 209, 201, 0.35); }

/* sections: a tick-marked trace line across the top of each */

.band { padding-block: 3.5rem 1rem; position: relative; }
.band::before {
  content: ""; display: block; height: 9px; margin-bottom: 2rem;
  border-top: 1px solid var(--line-strong);
  background: repeating-linear-gradient(90deg, var(--line-strong) 0 1px, transparent 1px 24px);
  background-size: 100% 8px; background-repeat: no-repeat;
}
h2 { font-size: clamp(1.6rem, 3.4vw, 2.2rem); line-height: 1.15; letter-spacing: -0.015em; margin: 0.6rem 0 1.5rem; }

.anatomy, .split { display: grid; gap: 2rem; align-items: start; }
@media (min-width: 60rem) {
  .anatomy { grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); }
  .split { grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); }
}

.parts { margin: 0; padding: 0; list-style: none; counter-reset: part; }
.parts li { counter-increment: part; position: relative; padding: 0 0 1.1rem 2.6rem; color: var(--muted); }
.parts li::before {
  content: counter(part, decimal-leading-zero); position: absolute; left: 0; top: 0.1rem;
  font: 600 0.8rem/1.6 var(--mono); color: var(--trace); border: 1px solid var(--trace); border-radius: 4px; padding: 0 0.3rem;
}
.parts strong { color: var(--ink); }

.prose { max-width: 40rem; color: var(--muted); }
.prose p { margin: 0 0 1rem; }

.spec { margin: 0; border-top: 1px solid var(--line); }
.spec div { display: grid; gap: 0.25rem 2rem; padding: 1.1rem 0; border-bottom: 1px solid var(--line); }
@media (min-width: 48rem) { .spec div { grid-template-columns: 13rem minmax(0, 1fr); } }
.spec dt { font: 600 0.85rem/1.8 var(--mono); text-transform: uppercase; letter-spacing: 0.06em; color: var(--trace); }
.spec dd { margin: 0; color: var(--muted); max-width: 46rem; }

/* pricing */

.pill {
  display: inline-block; vertical-align: middle; margin-left: 0.5rem; padding: 0.15rem 0.6rem;
  border: 1px solid var(--amber); border-radius: 999px; color: var(--amber);
  font: 600 0.75rem/1.5 var(--mono); letter-spacing: 0.04em; text-transform: uppercase;
}
.plans { display: grid; gap: 1.25rem; margin-top: 1.5rem; }
@media (min-width: 48rem) { .plans { grid-template-columns: 1fr 1fr; } }
.plan { border: 1px solid var(--line-strong); border-radius: 8px; padding: 1.4rem 1.5rem; background: var(--panel); }
.plan.pro { border-color: var(--trace); box-shadow: inset 4px 0 0 var(--trace); }
.plan h3 { margin: 0; font-size: 1.15rem; }
.price { font: 700 2rem/1.2 var(--mono); margin: 0.5rem 0 1rem; }
.price span { font: 400 0.95rem/1.4 "Segoe UI", system-ui, sans-serif; color: var(--muted); }
.plan ul { margin: 0; padding-left: 1.1rem; color: var(--muted); }
.plan li { margin-bottom: 0.35rem; }
.interest { margin: 1.5rem 0 0; color: var(--muted); }

/* footer */

.foot {
  margin-top: 4rem; border-top: 1px solid var(--line); padding-block: 1.5rem 2.5rem;
  color: var(--faint); font-size: 0.9rem; display: flex; gap: 1rem; justify-content: space-between; flex-wrap: wrap;
}
.foot p { margin: 0; max-width: 44rem; }

@media (max-width: 30rem) {
  body { font-size: 16px; }
  .hero { padding-top: 2rem; }
  .top nav { gap: 1rem; font-size: 0.9rem; }
}