/* Archer Demo Hub — launcher for the clickable prototypes.
   Same visual family as the prototypes: Inter, M3 surfaces, #2961DB primary. */

:root {
  --bg: #FAFAFC;
  --surface: #FFFFFF;
  --ink: #1B1C20;
  --muted: #5C616B;
  --line: #E4E6EC;
  --primary: #2961DB;
  --primary-ink: #FFFFFF;
  --code-bg: #E9EEFB;
  --code-ink: #2557C7;
  --live-bg: #E3F2E7;
  --live-ink: #1E7A3E;
  --soon-bg: #F1F2F5;
  --soon-ink: #5C616B;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131418;
    --surface: #1C1E23;
    --ink: #E8EAEE;
    --muted: #9BA1AB;
    --line: #2E3138;
    --primary: #8FB0F5;
    --primary-ink: #10131B;
    --code-bg: #23324F;
    --code-ink: #A9C3F8;
    --live-bg: #1D3325;
    --live-ink: #7FCB97;
    --soon-bg: #24262C;
    --soon-ink: #9BA1AB;
    color-scheme: dark;
  }
  .logo { filter: brightness(1.6); }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg); color: var(--ink);
  font-family: Inter, system-ui, -apple-system, sans-serif;
  font-size: 15px; line-height: 1.55;
}
.material-symbols-outlined {
  font-variation-settings: 'opsz' 20, 'wght' 400;
  font-size: 18px; vertical-align: -4px;
}
.grow { flex: 1; }

/* ---- header ---- */
.top {
  display: flex; align-items: center; gap: 14px;
  padding: 18px 32px; border-bottom: 1px solid var(--line);
  background: var(--surface);
}
.logo { height: 34px; width: auto; }
.wordmark { font-size: 15px; font-weight: 600; letter-spacing: .01em; }
.pill-note {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 13px; color: var(--muted);
  border: 1px solid var(--line); border-radius: 999px; padding: 6px 14px;
}
.pill-note .material-symbols-outlined { font-size: 16px; vertical-align: -3px; }

/* ---- layout ---- */
.wrap { max-width: 1120px; margin: 0 auto; padding: 44px 32px 72px; }

.hero h1 { font-size: 32px; font-weight: 700; letter-spacing: -.015em; margin: 0 0 12px; text-wrap: balance; }
.hero p { max-width: 640px; color: var(--muted); margin: 0; }

.sec {
  display: flex; align-items: center; gap: 10px;
  font-size: 14px; font-weight: 600; letter-spacing: .05em; text-transform: uppercase;
  color: var(--muted); margin: 48px 0 6px;
}
.sec .material-symbols-outlined { font-size: 19px; color: var(--primary); }
.sec-sub { color: var(--muted); font-size: 14px; margin: 0 0 16px; max-width: 640px; }
.sec + .grid, .sec + .routes { margin-top: 16px; }

/* ---- module cards ---- */
.grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 18px;
}
.card {
  display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--line); border-radius: 16px;
  padding: 22px 24px 20px;
}
.card-top { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.code {
  font-size: 13px; font-weight: 700; letter-spacing: .04em;
  background: var(--code-bg); color: var(--code-ink);
  border-radius: 8px; padding: 5px 10px;
}
.tag { font-size: 12px; font-weight: 600; border-radius: 999px; padding: 3px 11px; }
.tag.live { background: var(--live-bg); color: var(--live-ink); }
.tag.soon-tag, .tag.concept { background: var(--soon-bg); color: var(--soon-ink); }
.card h3 { font-size: 17px; font-weight: 600; margin: 0 0 8px; }
.card p { font-size: 14px; color: var(--muted); margin: 0 0 18px; }
.card-foot { display: flex; align-items: center; justify-content: space-between; margin-top: auto; }
.meta { font-size: 12.5px; color: var(--muted); }
.launch {
  display: inline-flex; align-items: center; gap: 7px;
  background: var(--primary); color: var(--primary-ink);
  font-size: 14px; font-weight: 600; text-decoration: none;
  border-radius: 999px; padding: 9px 20px;
  transition: filter .12s;
}
.launch:hover { filter: brightness(1.08); }
.launch .material-symbols-outlined { font-size: 17px; vertical-align: -3px; }
.card.soon { opacity: .78; }
.card.soon p { margin-bottom: 2px; }

/* ---- routes ---- */
.routes { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 18px; }
.route {
  background: var(--surface); border: 1px solid var(--line); border-radius: 16px;
  padding: 20px 24px;
}
.route-head { display: flex; align-items: baseline; gap: 10px; margin-bottom: 10px; }
.route-head b { font-size: 15px; font-weight: 600; }
.dur { font-size: 12.5px; color: var(--muted); }
.route-seq {
  display: flex; align-items: center; flex-wrap: wrap; gap: 8px;
  font-size: 13px; font-weight: 500; margin-bottom: 12px;
}
.route-seq > span:not(.material-symbols-outlined) {
  background: var(--code-bg); color: var(--code-ink);
  border-radius: 999px; padding: 5px 13px;
}
.route-seq .material-symbols-outlined { font-size: 16px; color: var(--muted); }
.route p { font-size: 13.5px; color: var(--muted); margin: 0; }

/* ---- footer ---- */
.foot {
  margin-top: 56px; padding-top: 22px; border-top: 1px solid var(--line);
  font-size: 13px; color: var(--muted);
}

@media (max-width: 640px) {
  .top { padding: 14px 18px; }
  .wrap { padding: 30px 18px 56px; }
  .hero h1 { font-size: 26px; }
}