/* Capline static site — dark-first, brand mint (docs/brand.md palette).
   Self-contained: no imports, no external fonts, no trackers. */

:root {
  --page: #08080b;
  --bg: #0e0e13;
  --surface: #17171f;
  --surface-2: #22222c;
  --line: #33333b;
  --text: #f4f4f8;
  --muted: #b8b8c4;
  --mint: #2dd4bf;
  --sky: #38bdf8;
  --gold: #fbbf24;
  --ink: #0e0e13;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  background-color: var(--page);
}

body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--bg);
  color: var(--text);
  font-family: -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

a {
  color: var(--mint);
  text-decoration: underline;
  text-underline-offset: 3px;
}

a:hover,
a:focus-visible {
  color: var(--sky);
}

:focus-visible {
  outline: 2px solid var(--sky);
  outline-offset: 2px;
}

img {
  max-width: 100%;
  height: auto;
}

.site-header {
  background-color: var(--surface);
  border-bottom: 1px solid var(--line);
  padding: 14px 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.02em;
}

.brand img {
  display: block;
  color: var(--mint);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.site-nav a {
  color: var(--text);
  text-decoration: none;
  font-size: 15px;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--mint);
  text-decoration: underline;
}

main {
  max-width: 880px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

h1 {
  font-size: 2rem;
  line-height: 1.2;
  margin: 0 0 16px;
}

h2 {
  font-size: 1.3rem;
  line-height: 1.3;
  margin: 40px 0 12px;
}

h3 {
  font-size: 1.05rem;
  margin: 24px 0 8px;
}

p,
li {
  margin: 0 0 14px;
}

.lede {
  color: var(--muted);
  font-size: 1.05rem;
}

.meta {
  color: var(--muted);
  font-size: 14px;
}

.hero {
  background-color: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 32px 20px;
  margin-bottom: 32px;
}

.hero-logo {
  display: block;
  width: 64px;
  height: 64px;
  color: var(--mint);
  margin-bottom: 16px;
}

.hero p {
  max-width: 60ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.btn {
  display: inline-block;
  background-color: var(--mint);
  color: var(--ink);
  font-weight: 700;
  padding: 12px 20px;
  border-radius: 99px;
  text-decoration: none;
}

.btn:hover,
.btn:focus-visible {
  background-color: var(--sky);
  color: var(--ink);
}

.btn-quiet {
  display: inline-block;
  background-color: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--line);
  font-weight: 600;
  padding: 12px 20px;
  border-radius: 99px;
  text-decoration: none;
}

.btn-quiet:hover,
.btn-quiet:focus-visible {
  background-color: var(--line);
  color: var(--text);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  padding: 0;
  margin: 0 0 24px;
  list-style: none;
}

.card {
  background-color: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
}

.card h3 {
  margin: 0 0 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  border-radius: 99px;
  padding: 2px 10px;
  border: 1px solid var(--line);
}

.badge-free {
  color: var(--sky);
}

.badge-pro {
  color: var(--gold);
}

.tiers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.tier {
  background-color: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
}

.tier h3 {
  margin-top: 0;
}

.tier ul {
  margin: 0;
  padding-left: 20px;
}

.tier li {
  margin-bottom: 8px;
}

.toc {
  background-color: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
}

.toc ul {
  list-style: none;
  margin: 0;
  padding: 0;
  columns: 2;
  column-gap: 24px;
}

.toc li {
  margin: 6px 0;
  break-inside: avoid;
}

.policy p,
.policy li {
  max-width: 76ch;
}

code {
  background-color: var(--surface-2);
  color: var(--text);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
}

blockquote {
  margin: 0 0 16px;
  padding: 12px 16px;
  border-left: 3px solid var(--mint);
  background-color: var(--surface);
  color: var(--text);
}

blockquote p:last-child {
  margin-bottom: 0;
}

.dl {
  margin: 0 0 16px;
}

.dl dt {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-weight: 700;
  margin-top: 12px;
}

.dl dd {
  margin: 4px 0 0;
  color: var(--muted);
}

.site-footer {
  background-color: var(--surface);
  border-top: 1px solid var(--line);
  padding: 24px 16px;
  color: var(--muted);
  font-size: 15px;
}

.site-footer p {
  max-width: 880px;
  margin: 0 auto 8px;
}

.site-footer nav {
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.site-footer a {
  color: var(--mint);
}