/* Atlas web app shell. Shares the CorvidLabs brand tokens with the atlas the
   engine renders, so the frame and its contents read as one product. Light
   default, dark via prefers-color-scheme. House rule: no purple, anywhere. */

:root {
  --c-bg: 250 249 246; --c-surface: 255 255 255; --c-surface-strong: 220 218 210;
  --c-text: 21 24 27; --c-text-muted: 52 56 61; --c-text-faint: 80 85 91;
  --c-accent: 14 111 102; --c-accent-strong: 11 87 80; --c-danger: 132 36 30;
  --c-warning: 138 90 0; --c-success: 47 107 58;
  --c-chart-1: 14 111 102; --c-chart-2: 30 111 168; --c-chart-3: 176 122 30;
  --c-chart-4: 47 107 58; --c-chart-5: 160 73 46;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --c-bg: 19 22 25; --c-surface: 27 31 35; --c-surface-strong: 39 44 49;
    --c-text: 244 243 239; --c-text-muted: 200 198 190; --c-text-faint: 163 161 153;
    --c-accent: 69 208 188; --c-accent-strong: 99 217 199; --c-danger: 240 138 125;
    --c-warning: 224 176 90; --c-success: 111 201 138;
    --c-chart-1: 69 208 188; --c-chart-2: 107 182 224; --c-chart-3: 224 176 90;
    --c-chart-4: 111 201 138; --c-chart-5: 224 145 111;
    color-scheme: dark;
  }
}
:root {
  --bg: rgb(var(--c-bg)); --surface: rgb(var(--c-surface));
  --surface-strong: rgb(var(--c-surface-strong));
  --text: rgb(var(--c-text)); --muted: rgb(var(--c-text-muted)); --faint: rgb(var(--c-text-faint));
  --accent: rgb(var(--c-accent)); --accent-strong: rgb(var(--c-accent-strong));
  --warn: rgb(var(--c-warning)); --bad: rgb(var(--c-danger)); --success: rgb(var(--c-success));
  --chart-1: rgb(var(--c-chart-1)); --chart-2: rgb(var(--c-chart-2)); --chart-3: rgb(var(--c-chart-3));
  --chart-4: rgb(var(--c-chart-4)); --chart-5: rgb(var(--c-chart-5));
  --line: rgb(var(--c-text) / 0.14);
  --font-display: "Schibsted Grotesk", "Helvetica Neue", system-ui, sans-serif;
  --font-mono: "Spline Sans Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

* { box-sizing: border-box; }
/* The hidden attribute must win over any class that sets display (e.g. flex). */
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.55 var(--font-display);
  -webkit-font-smoothing: antialiased;
}
code { font-family: var(--font-mono); font-size: 0.88em; color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--bg); color: var(--accent); font: 12px var(--font-mono);
  border: 1px solid var(--accent); padding: 8px 12px;
}
.skip-link:focus { left: 8px; top: 8px; }

/* ---- top bar ---- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 32px; border-bottom: 1px solid var(--line);
  position: sticky; top: 0; background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px); z-index: 30;
}
.brand { display: flex; align-items: center; gap: 11px; }
.mark { width: 30px; height: 30px; }
.mark-body { fill: var(--text); }
.mark-beak { fill: var(--text); }
.mark-eye { fill: var(--accent); }
.brandname {
  font-family: var(--font-mono); font-size: 15px; font-weight: 600;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--text);
}
.topbar-right { display: flex; align-items: center; gap: 14px; }
.rate { font-family: var(--font-mono); font-size: 12px; color: var(--faint); }

/* ---- layout ---- */
.wrap { max-width: 1180px; margin: 0 auto; padding: 56px 32px 80px; }

.kicker {
  font-family: var(--font-mono); font-size: 13px; font-weight: 500;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent);
  display: flex; align-items: center; gap: 12px; margin: 0 0 18px;
}
.kicker::before { content: ""; width: 9px; height: 9px; background: var(--accent); display: inline-block; }
h1 { font-size: 46px; font-weight: 800; letter-spacing: -0.03em; margin: 0 0 22px; max-width: 16ch; line-height: 1.05; }
.lede { color: var(--muted); font-size: 18px; line-height: 1.6; max-width: 62ch; margin: 0 0 36px; }

/* ---- buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: 7px; font-family: var(--font-mono);
  font-size: 12px; letter-spacing: 0.02em; background: transparent; color: var(--text);
  border: 1px solid var(--line); padding: 8px 14px; cursor: pointer; text-decoration: none;
  transition: border-color 0.12s, color 0.12s, background 0.12s; border-radius: 8px;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn:disabled { opacity: 0.5; cursor: default; }
.btn.primary { border-color: color-mix(in srgb, var(--accent) 45%, transparent); color: var(--accent); }
.btn.primary:hover { background: color-mix(in srgb, var(--accent) 12%, transparent); }
.btn.big { font-size: 14px; padding: 12px 20px; }

.muted { color: var(--muted); }
.note { font-family: var(--font-mono); font-size: 12px; color: var(--faint); min-height: 16px; margin: 12px 0 0; }

/* ---- hero + repo input ---- */
.hero { max-width: 820px; }
.repo-row { display: flex; gap: 12px; align-items: stretch; flex-wrap: wrap; margin-top: 8px; }
#repo {
  flex: 1; min-width: 280px; font: 16px var(--font-mono); color: var(--text);
  background: var(--surface); border: 1px solid var(--line); border-radius: 10px;
  padding: 14px 16px;
}
#repo::placeholder { color: var(--faint); }
#repo:focus-visible { border-color: var(--accent); outline: none; }
.repo-row .btn { padding: 0 22px; }
.picker-hint { color: var(--muted); font-size: 14px; max-width: 62ch; margin: 16px 0 18px; }
.examples { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.ex-label { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.14em; color: var(--faint); }
.ex-chip {
  font-family: var(--font-mono); font-size: 12px; background: transparent; color: var(--muted);
  border: 1px solid var(--line); border-radius: 999px; padding: 5px 12px; cursor: pointer;
  transition: color 0.12s, border-color 0.12s;
}
.ex-chip:hover { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 40%, transparent); }

/* ---- optional token disclosure ---- */
.token-adv { margin-top: 28px; max-width: 720px; }
.token-adv > summary {
  font-family: var(--font-mono); font-size: 13px; color: var(--faint);
  cursor: pointer; padding: 6px 0; list-style: none;
}
.token-adv > summary:hover { color: var(--accent); }
.token-adv > summary::before { content: "+ "; color: var(--accent); }
.token-adv[open] > summary::before { content: "- "; }
.token-body { padding: 8px 0 4px; }
.token-body .muted { font-size: 14px; line-height: 1.6; max-width: 66ch; margin: 0 0 14px; }
.token-body a { color: var(--accent); }
.token-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: stretch; }
#token {
  flex: 1; min-width: 240px; font: 14px var(--font-mono); color: var(--text);
  background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 11px 14px;
}
#token::placeholder { color: var(--faint); }
#token:focus-visible { border-color: var(--accent); outline: none; }

/* ---- status / progress ---- */
.status { margin-top: 34px; }
.statusline { display: flex; align-items: center; gap: 13px; font-size: 16px; }
.status-detail { font-family: var(--font-mono); font-size: 13px; color: var(--faint); margin-top: 6px; padding-left: 31px; }
.spinner {
  width: 18px; height: 18px; border-radius: 50%;
  border: 2px solid var(--surface-strong); border-top-color: var(--accent);
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spinner { animation-duration: 2s; } }

/* ---- error ---- */
.errorbox {
  margin-top: 30px; padding: 16px 20px; border-radius: 10px;
  border: 1px solid color-mix(in srgb, var(--bad) 45%, var(--line));
  background: color-mix(in srgb, var(--bad) 8%, var(--surface));
  color: var(--text); font-size: 15px; max-width: 780px;
}

/* ---- result ---- */
.result { margin-top: 40px; }
.result-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 12px; }
.result-repo { font-size: 20px; font-weight: 700; letter-spacing: -0.01em; }
.result-meta { font-family: var(--font-mono); font-size: 13px; color: var(--faint); margin-left: 14px; }
.result-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.history-note {
  font-size: 13px; color: var(--muted); line-height: 1.55; margin: 0 0 14px;
  padding: 10px 14px; border-left: 3px solid color-mix(in srgb, var(--chart-3) 60%, var(--line));
  background: color-mix(in srgb, var(--chart-3) 6%, var(--surface)); border-radius: 0 8px 8px 0; max-width: 90ch;
}
.history-load { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin: 0 0 14px; }
.history-load .note { margin: 0; }
.atlas-frame {
  width: 100%; height: 82vh; min-height: 620px; border: 1px solid var(--line);
  border-radius: 14px; background: var(--bg);
}

/* ---- footer ---- */
.sitefoot {
  display: flex; gap: 20px; flex-wrap: wrap; justify-content: center;
  padding: 30px 32px 50px; color: var(--faint); font-size: 13px;
  border-top: 1px solid var(--line); margin-top: 40px;
}

@media (max-width: 640px) {
  .wrap { padding: 40px 20px 60px; }
  h1 { font-size: 34px; }
  .topbar { padding: 14px 20px; }
  .atlas-frame { height: 74vh; }
}