/* Damaian site — tokens mirror docs/UI_STYLE_GUIDE.md in the app repo */
:root {
  --bg: #f7f7f5;
  --surface: #ffffff;
  --surface-soft: #fbfbfa;
  --sidebar: #f0f0ed;
  --ink: #1f2428;
  --muted: #6c737f;
  --line: #deded8;
  --line-strong: #c8c8c0;
  --accent: #176b5d;
  --accent-soft: #e7f1ee;
  --ok: #26734d;
  --warn: #a15c18;
  --danger: #a33737;
  --code: #101820;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --radius: 8px;
  --gutter: clamp(16px, 5vw, 72px);
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--accent-soft); border-radius: 4px; }
code, kbd, pre { font-family: var(--mono); }
code { font-size: .9em; }
kbd {
  font-size: .8em; padding: 1px 6px; border: 1px solid var(--line-strong);
  border-bottom-width: 2px; border-radius: 5px; background: var(--surface);
}
.muted { color: var(--muted); }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 var(--gutter); }

/* Buttons — same scale as the app */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  font: 600 14px/1.2 var(--sans); padding: 10px 16px;
  border: 1px solid var(--line-strong); border-radius: var(--radius);
  background: var(--surface); color: var(--ink); text-decoration: none; cursor: pointer;
  white-space: nowrap;
}
.btn:hover { background: var(--surface-soft); border-color: var(--muted); text-decoration: none; }
.btn:focus-visible { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: #12594d; border-color: #12594d; }
.btn-sm { font-size: 13px; padding: 6px 12px; }
.btn-quiet { background: transparent; border-color: transparent; color: var(--muted); }
.btn-icon { background: transparent; border-color: transparent; color: var(--muted); padding: 5px 8px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 60px; gap: 16px; }
.logo { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; }
.logo-text { font: 700 19px/1 var(--mono); letter-spacing: -.02em; }
.logo-mark {
  display: inline-grid; place-items: center; width: 28px; height: 28px; flex: none;
  background: var(--ink); color: #fff; border-radius: 7px; font: 700 14px/1 var(--sans);
}
.nav { display: flex; align-items: center; gap: 22px; font: 14px/1 var(--mono); }
.nav a:not(.btn) { color: var(--ink); text-decoration: none; }
.nav a:not(.btn):hover { color: var(--accent); }

/* Hero */
.hero { padding-top: 72px; padding-bottom: 40px; }
.badge {
  display: inline-flex; align-items: center; gap: 8px; margin: 0 0 22px;
  font: 12px/1 var(--mono); color: var(--muted);
  padding: 7px 12px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface);
}
.pulse { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
h1, h2 { font-family: var(--mono); letter-spacing: -.03em; line-height: 1.15; }
h1 { font-size: clamp(32px, 5.2vw, 52px); font-weight: 700; margin: 0 0 18px; max-width: 18ch; text-wrap: balance; }
.lead { font-size: 18px; color: var(--muted); max-width: 60ch; margin: 0 0 32px; }

.install { max-width: 640px; background: var(--surface); border: 1px solid var(--line); border-radius: 10px; }
.tabs { display: flex; gap: 4px; padding: 6px 10px 0; border-bottom: 1px solid var(--line); }
.tabs button {
  font: 14px/1 var(--mono); color: var(--muted); background: none; border: 0;
  padding: 12px 10px; cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tabs button[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--ink); }
.tab-panel { padding: 16px 18px; }
.install-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.install-row code { font-size: 14px; overflow-wrap: anywhere; }
.hint { margin: 10px 0 0; font-size: 14px; color: var(--muted); }

/* App illustration */
.showcase { padding-top: 24px; padding-bottom: 32px; }
.app {
  margin: 0; background: var(--surface); border: 1px solid var(--line-strong); border-radius: 12px;
  overflow: hidden; font: 13px/1.45 var(--sans);
  box-shadow: 0 1px 2px rgba(16, 24, 32, .04), 0 24px 60px -24px rgba(16, 24, 32, .25);
}
.app-titlebar { display: flex; align-items: center; gap: 7px; padding: 10px 14px; background: var(--sidebar); border-bottom: 1px solid var(--line); }
.dot { width: 11px; height: 11px; border-radius: 50%; background: var(--line-strong); }
.app-title { margin-left: 10px; color: var(--muted); font-size: 12px; }
.app-body { display: grid; grid-template-columns: 230px 1fr; min-height: 470px; }
.app-sidebar { background: var(--sidebar); border-right: 1px solid var(--line); padding: 14px 12px; }
.app-ws { display: flex; gap: 10px; align-items: center; padding-bottom: 14px; border-bottom: 1px solid var(--line); margin-bottom: 12px; }
.app-ws small { display: block; color: var(--muted); }
.eyebrow { font: 800 10px/1.4 var(--sans); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin: 0 0 6px; }
.eyebrow.warn { color: var(--warn); }
.app-proj { font-weight: 600; margin: 10px 0 4px; }
.app-sidebar ul { list-style: none; margin: 0; padding: 0 0 0 8px; }
.app-sidebar li { padding: 5px 8px; border-radius: 6px; color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.app-sidebar li.active { background: #e6e6e1; }

.app-main { display: flex; flex-direction: column; min-width: 0; }
.app-head { padding: 12px 22px; border-bottom: 1px solid var(--line); }
.app-head small { display: block; margin: 0; }
.app-head strong { font-size: 14px; }
.app-log { flex: 1; padding: 18px 22px; display: grid; gap: 12px; align-content: start; background: var(--surface-soft); }
.msg-user { justify-self: end; max-width: 80%; background: var(--accent-soft); padding: 8px 12px; border-radius: 10px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; min-width: 0; }
.card > p { margin: 0 0 10px; }
.diff { border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.diff-file { display: flex; justify-content: space-between; gap: 8px; padding: 7px 10px; font: 12px var(--mono); background: var(--surface-soft); border-bottom: 1px solid var(--line); }
.diff-stat .add { color: var(--ok); } .diff-stat .del { color: var(--danger); }
.diff pre { margin: 0; padding: 8px 0; background: var(--code); color: #d6dde3; font-size: 12px; line-height: 1.6; overflow-x: auto; }
.diff pre .ln { display: inline-block; width: 26px; text-align: center; color: #6b7785; user-select: none; }
.diff pre .ln.add { color: #4ec38a; } .diff pre .ln.del { color: #e06c6c; }
.diff-actions { display: flex; align-items: center; gap: 6px; padding: 8px 10px; }
.card.approval .diff-actions { padding: 10px 0 0; }
.spacer { flex: 1; }
.disclosure { color: var(--muted); font-size: 12px; font-weight: 600; }
.app .btn-sm { font-size: 12px; padding: 5px 10px; cursor: default; }
.cmd { display: block; padding: 8px 10px; background: var(--code); color: #e5ebf0; border-radius: 6px; font-size: 12px; overflow-wrap: anywhere; }
.app-composer { padding: 12px 22px 14px; border-top: 1px solid var(--line); }
.field { border: 1px solid var(--line-strong); border-radius: 8px; padding: 10px 12px; color: var(--muted); }
.composer-row { display: flex; align-items: center; gap: 10px; margin-top: 8px; color: var(--muted); }
.composer-row .btn-icon { font-size: 18px; line-height: 1; padding: 0 6px; }
.trigger { font-size: 12px; font-weight: 600; }
.send { display: grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--accent); color: #fff; font-weight: 700; }

/* Sections */
.section { padding-top: 56px; padding-bottom: 56px; border-top: 1px solid var(--line); }
.showcase + .section { border-top: 0; }
h2 { font-size: clamp(24px, 3vw, 30px); margin: 0 0 14px; }
.section-lead { color: var(--muted); max-width: 64ch; margin: 0 0 28px; font-size: 17px; }

.features { list-style: none; margin: 0 0 28px; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px 40px; }
.features li { display: flex; gap: 14px; }
.tick { font: 600 14px/1.7 var(--mono); color: var(--accent); flex: none; }
.features strong { font-size: 16px; }
.features p { margin: 4px 0 0; color: var(--muted); font-size: 15px; }
.link-arrow { font: 600 14px var(--mono); text-decoration: none; }
.link-arrow:hover { text-decoration: underline; }

.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.steps li { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 20px; }
.step-n { display: block; font: 700 13px var(--mono); color: var(--accent); margin-bottom: 10px; }
.steps p { margin: 6px 0 0; color: var(--muted); font-size: 15px; }

.control { display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px; align-items: center; }
.control-text p { color: var(--muted); }
.facts { margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.facts div { background: var(--surface); padding: 22px 18px; }
.facts dt { font: 700 22px/1.2 var(--mono); letter-spacing: -.02em; }
.facts dd { margin: 4px 0 0; color: var(--muted); font-size: 14px; }

.reqs { margin: 0; padding-left: 20px; }
.reqs li { margin: 6px 0; }

.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; padding: 16px 32px 16px 0; position: relative;
  font: 500 16px var(--mono);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 13px; font: 20px var(--mono); color: var(--muted); }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin: 0 0 18px; color: var(--muted); max-width: 70ch; }

.cta { text-align: center; padding-bottom: 80px; }
.cta p { color: var(--muted); margin: 0 0 24px; }
.cta-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

.site-footer { border-top: 1px solid var(--line); padding: 28px 0 36px; font-size: 14px; }
.footer-inner { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; align-items: center; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 20px; font-family: var(--mono); }
.footer-links a { color: var(--ink); text-decoration: none; }
.footer-links a:hover { color: var(--accent); }
.site-footer p { margin: 0; }

/* Responsive */
@media (max-width: 860px) {
  .app-body { grid-template-columns: 1fr; }
  .app-sidebar { display: none; }
  .features, .steps, .control { grid-template-columns: 1fr; }
  .control { gap: 28px; }
}
@media (max-width: 560px) {
  .hide-sm { display: none; }
  .nav { gap: 14px; font-size: 13px; }
  .hero { padding-top: 44px; }
  .lead { font-size: 16px; }
  .app-log, .app-head, .app-composer { padding-left: 12px; padding-right: 12px; }
  .msg-user { max-width: 92%; }
}
@media (max-width: 400px) {
  .nav a[href*="releases"]:not(.btn) { display: none; }
}
@media (prefers-reduced-motion: no-preference) {
  .pulse { animation: pulse 2.4s ease-in-out infinite; }
  @keyframes pulse { 50% { box-shadow: 0 0 0 6px var(--accent-soft); } }
}