/* Hallmark · macrostructure: Product-Surface (reskin, structure preserved) · tone: collegiate-editorial · anchor hue: scarlet 20°
 * theme: custom "Scarlet & Slate" · paper oklch(19% 0.006 25) · accent oklch(60% 0.215 20) · Fraunces + system humanist sans
 * palette loosely grounded in a public collegiate identity guide (scarlet #CC0033 · gold #EBB600 · teal #00626D · charcoal) — colors only, unbranded
 * Hallmark · pre-emit critique: P5 H5 E4 S5 R5 V5
 * Almanac web surface (§10). A skin swap only: same DOM, same classes, same facts —
 * scarlet accent over warm slate; gold for money, teal for "open", red for "closed". */

@import url("https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&display=swap");

:root {
  /* ── Scarlet & Slate palette (OKLCH) ── */
  --color-slate: oklch(19% 0.006 25); /* warm charcoal base */
  --color-panel: oklch(24% 0.008 25);
  --color-panel-2: oklch(28% 0.010 25);
  --color-ink: oklch(95% 0.004 60); /* warm near-white */
  --color-muted: oklch(70% 0.012 40); /* warm grey */
  --color-line: oklch(33% 0.012 25);
  --color-line-strong: oklch(43% 0.016 25);
  --color-scarlet: oklch(60% 0.215 20); /* anchor accent — links, buttons, focus */
  --color-scarlet-deep: oklch(42% 0.150 22); /* dark red — quiet rules */
  --color-gold: oklch(81% 0.150 88); /* money, value */
  --color-teal: oklch(66% 0.100 200); /* "open / available" */
  --color-alert: oklch(65% 0.190 32); /* "full / closed", deadlines, errors */
  --color-chip: oklch(26% 0.020 22);
  --color-focus: oklch(60% 0.215 20);

  /* aliases kept so any stray reference still resolves */
  --bg: var(--color-slate);
  --panel: var(--color-panel);
  --panel-2: var(--color-panel-2);
  --ink: var(--color-ink);
  --muted: var(--color-muted);
  --line: var(--color-line);
  --accent: var(--color-scarlet);
  --ok: var(--color-gold);
  --warn: var(--color-alert);
  --chip: var(--color-chip);

  /* ── type ── */
  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", "Cascadia Code", Menlo, monospace;

  /* ── space (4pt scale) ── */
  --space-2xs: 0.25rem;
  --space-xs: 0.4rem;
  --space-sm: 0.6rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;

  --radius: 12px;
  --radius-sm: 8px;
  --radius-pill: 999px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast: 120ms;
  --dur-mid: 200ms;

  color-scheme: dark;
  font-family: var(--font-body);
}

* { box-sizing: border-box; }

html, body { overflow-x: clip; }

body {
  margin: 0;
  /* a warm scarlet wash falling from the top-right corner over slate */
  background:
    radial-gradient(1200px 600px at 78% -8%, oklch(30% 0.09 24 / 0.42), transparent 60%),
    var(--color-slate);
  background-attachment: fixed;
  color: var(--color-ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

main {
  max-width: 820px;
  margin: 0 auto;
  padding: var(--space-xl) 1.25rem 5rem;
}

/* ── masthead ── */
.masthead {
  padding-bottom: var(--space-lg);
  margin-bottom: var(--space-lg);
  border-bottom: 1px solid var(--color-line);
  position: relative;
}
/* an accent tick breaking the hairline on the left */
.masthead::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 3.5rem;
  height: 2px;
  background: var(--color-scarlet);
  border-radius: 2px;
}
.masthead-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-md);
}
.gh-link {
  flex: none;
  display: inline-flex;
  align-items: center;
  margin-top: 0.4rem;
  color: var(--color-muted);
  transition: color 0.15s ease;
}
.gh-link:hover {
  color: var(--color-ink);
}
.masthead h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.4rem, 6vw, 3.1rem);
  letter-spacing: -0.02em;
  line-height: 1.05;
  overflow-wrap: anywhere;
  min-width: 0;
}
.tagline {
  color: var(--color-muted);
  margin: var(--space-sm) 0 0;
  max-width: 60ch;
  font-size: 0.98rem;
}

/* ── ask box ── */
#ask {
  display: flex;
  gap: var(--space-sm);
}
#q {
  flex: 1;
  min-width: 0;
  background: var(--color-panel);
  border: 1px solid var(--color-line);
  color: var(--color-ink);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  font-size: 1rem;
  font-family: var(--font-body);
  transition: border-color var(--dur-mid) var(--ease-out),
    box-shadow var(--dur-mid) var(--ease-out);
}
#q::placeholder { color: var(--color-muted); }
#q:hover { border-color: var(--color-line-strong); }
#q:focus-visible {
  outline: none;
  border-color: var(--color-scarlet);
  box-shadow: 0 0 0 3px oklch(60% 0.215 20 / 0.25);
}
#ask-btn {
  background: var(--color-scarlet);
  color: oklch(98% 0 0);
  border: none;
  border-radius: var(--radius);
  padding: 0 1.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: background var(--dur-mid) var(--ease-out),
    transform var(--dur-fast) var(--ease-out);
}
#ask-btn:hover { background: oklch(64% 0.225 22); }
#ask-btn:active { transform: translateY(1px); }
#ask-btn:focus-visible {
  outline: 2px solid var(--color-scarlet);
  outline-offset: 2px;
}
#ask-btn:disabled { opacity: 0.45; cursor: default; }

#status-line {
  min-height: 1.2rem;
  color: var(--color-muted);
  font-size: 0.85rem;
  padding: var(--space-xs) var(--space-2xs);
}
/* cold-start escalation (set in lib/app.ts once a request outlasts the warm threshold) */
#status-line.cold {
  color: var(--color-gold);
  font-weight: 600;
  letter-spacing: 0.02em;
  animation: cold-pulse 1.4s ease-in-out infinite;
}
@keyframes cold-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}
@media (prefers-reduced-motion: reduce) {
  #status-line.cold { animation: none; }
}

/* ── cold-start wake banner ──
   Prominent counterpart to #status-line.cold: shown on page load while the API container
   boots, so the multi-second cold start is impossible to miss. Toggled via `.show`. */
#wake-banner {
  display: none;
  align-items: flex-start;
  gap: var(--space-sm);
  margin: var(--space-sm) 0 var(--space-lg);
  padding: var(--space-md);
  border: 1px solid var(--color-gold);
  border-left-width: 4px;
  border-radius: var(--radius);
  background: var(--color-panel-2);
  color: var(--color-ink);
  font-size: 0.95rem;
  line-height: 1.45;
}
#wake-banner.show { display: flex; }
#wake-banner strong { color: var(--color-gold); font-weight: 600; }
#wake-banner .wake-flake {
  color: var(--color-gold);
  font-size: 1.3rem;
  line-height: 1.2;
  flex: none;
  animation: cold-pulse 1.4s ease-in-out infinite;
}
@media (prefers-reduced-motion: reduce) {
  #wake-banner .wake-flake { animation: none; }
}

/* ── example seeds ── */
.examples {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  align-items: center;
  margin-bottom: var(--space-lg);
  color: var(--color-muted);
  font-size: 0.85rem;
}
.example {
  background: transparent;
  border: 1px dashed var(--color-line-strong);
  color: var(--color-muted);
  border-radius: var(--radius-pill);
  padding: 0.28rem 0.75rem;
  cursor: pointer;
  font-size: 0.82rem;
  font-family: var(--font-body);
  transition: color var(--dur-mid) var(--ease-out),
    border-color var(--dur-mid) var(--ease-out);
}
.example:hover { color: var(--color-ink); border-color: var(--color-scarlet); }
.example:focus-visible {
  outline: 2px solid var(--color-scarlet);
  outline-offset: 2px;
}

/* ── prose ── */
.prose {
  font-size: 1.08rem;
  margin: var(--space-sm) 0 var(--space-md);
  max-width: 66ch;
}
.prose.note { color: var(--color-muted); font-size: 0.9rem; font-style: italic; }
.empty { color: var(--color-muted); }
.error { color: var(--color-alert); }

/* ── chips (§10.2) ── */
.chips {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-xs);
  margin: var(--space-2xs) 0 var(--space-md);
}
.chips-label { color: var(--color-muted); font-size: 0.85rem; }
.chips-hint {
  color: var(--color-muted);
  font-size: 0.75rem;
  margin-left: var(--space-2xs);
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: var(--color-chip);
  border: 1px solid var(--color-line-strong);
  color: var(--color-ink);
  border-radius: var(--radius-pill);
  padding: 0.3rem 0.7rem;
  font-size: 0.85rem;
  font-family: var(--font-body);
  cursor: pointer;
  transition: border-color var(--dur-mid) var(--ease-out);
}
.chip:hover { border-color: var(--color-alert); }
.chip:focus-visible { outline: 2px solid var(--color-scarlet); outline-offset: 2px; }
.chip .x { color: var(--color-muted); font-weight: 700; transition: color var(--dur-mid) var(--ease-out); }
.chip:hover .x { color: var(--color-alert); }

/* ── relaxation (§10.3) ── */
.relax {
  background: var(--color-panel);
  border: 1px solid var(--color-line);
  border-left: 3px solid var(--color-alert);
  border-radius: var(--radius);
  padding: var(--space-md);
  margin: var(--space-sm) 0 var(--space-lg);
}
.relax-head { margin: 0 0 var(--space-sm); color: var(--color-ink); font-weight: 600; }
.relax-opt {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  background: var(--color-panel-2);
  border: 1px solid var(--color-line);
  color: var(--color-ink);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.8rem;
  margin-bottom: var(--space-xs);
  cursor: pointer;
  font-size: 0.9rem;
  font-family: var(--font-body);
  text-align: left;
  transition: border-color var(--dur-mid) var(--ease-out),
    background var(--dur-mid) var(--ease-out);
}
.relax-opt:hover { border-color: var(--color-scarlet); background: oklch(30% 0.02 24); }
.relax-opt:focus-visible { outline: 2px solid var(--color-scarlet); outline-offset: 2px; }
.relax-label { min-width: 0; overflow-wrap: anywhere; }
.relax-count { color: var(--color-muted); font-variant-numeric: tabular-nums; white-space: nowrap; }

/* ── cards (§10.1) ── */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr));
  gap: var(--space-md);
  margin: var(--space-sm) 0 var(--space-lg);
}
.card {
  background: var(--color-panel);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 1.1rem 1.15rem;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  position: relative;
  transition: transform var(--dur-mid) var(--ease-out),
    border-color var(--dur-mid) var(--ease-out),
    box-shadow var(--dur-mid) var(--ease-out);
}
/* a scarlet spine down the card's left edge, lit on hover */
.card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.1rem;
  bottom: 1.1rem;
  width: 2px;
  border-radius: 2px;
  background: var(--color-line-strong);
  transition: background var(--dur-mid) var(--ease-out);
}
.card:hover {
  transform: translateY(-2px);
  border-color: var(--color-line-strong);
  box-shadow: 0 8px 24px oklch(10% 0.01 25 / 0.55);
}
.card:hover::before { background: var(--color-scarlet); }
.card header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-sm);
}
.card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.12rem;
  line-height: 1.25;
  letter-spacing: -0.01em;
  overflow-wrap: anywhere;
  min-width: 0;
}
.card .code {
  color: var(--color-muted);
  font-size: 0.75rem;
  font-family: var(--font-mono);
  white-space: nowrap;
}
.card .meta { color: var(--color-muted); font-size: 0.85rem; }
.card .when { font-size: 0.95rem; }
.card .fee { color: var(--color-gold); font-variant-numeric: tabular-nums; }
.card .status {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.85rem;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--color-muted); flex: none; }
.dot.ok { background: var(--color-teal); box-shadow: 0 0 0 3px oklch(66% 0.10 200 / 0.22); }
.dot.warn { background: var(--color-alert); box-shadow: 0 0 0 3px oklch(65% 0.19 32 / 0.22); }
.fresh { color: var(--color-muted); margin-left: auto; font-size: 0.78rem; white-space: nowrap; }
.why {
  margin: var(--space-2xs) 0;
  padding-left: 0.7rem;
  border-left: 2px solid var(--color-scarlet-deep);
  color: var(--color-muted);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.92rem;
  line-height: 1.4;
}
.cta { font-size: 0.85rem; }
.cta strong { color: var(--color-ink); }
.deadline { font-size: 0.8rem; color: var(--color-alert); }
.details {
  margin-top: auto;
  color: var(--color-scarlet);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  width: fit-content;
  transition: color var(--dur-mid) var(--ease-out);
}
.details:hover { color: oklch(68% 0.22 22); text-decoration: underline; text-underline-offset: 3px; }
.details:focus-visible { outline: 2px solid var(--color-scarlet); outline-offset: 2px; }

/* ── followups + feedback + window ── */
.followups {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  align-items: center;
  margin: var(--space-sm) 0 var(--space-md);
}
.followups-label { color: var(--color-muted); font-size: 0.85rem; }
.followup {
  background: transparent;
  border: 1px solid var(--color-line-strong);
  color: var(--color-scarlet);
  border-radius: var(--radius-pill);
  padding: 0.3rem 0.8rem;
  cursor: pointer;
  font-size: 0.85rem;
  font-family: var(--font-body);
  transition: border-color var(--dur-mid) var(--ease-out),
    background var(--dur-mid) var(--ease-out);
}
.followup:hover { border-color: var(--color-scarlet); background: oklch(30% 0.09 24 / 0.5); }
.followup:focus-visible { outline: 2px solid var(--color-scarlet); outline-offset: 2px; }

.feedback {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-muted);
  font-size: 0.85rem;
  margin: var(--space-sm) 0 var(--space-md);
}
.fb {
  background: var(--color-panel-2);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 0.2rem 0.55rem;
  font-size: 0.95rem;
  transition: border-color var(--dur-mid) var(--ease-out),
    transform var(--dur-fast) var(--ease-out);
}
.fb:hover { border-color: var(--color-scarlet); }
.fb:active { transform: translateY(1px); }
.fb:focus-visible { outline: 2px solid var(--color-scarlet); outline-offset: 2px; }
.fb-note { color: var(--color-teal); }

.window {
  color: var(--color-muted);
  font-size: 0.8rem;
  border-top: 1px solid var(--color-line);
  padding-top: var(--space-md);
  margin-top: var(--space-md);
  line-height: 1.5;
}
.window strong { color: var(--color-ink); font-weight: 600; }

/* ── motion discipline ── */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .card:hover { transform: none; }
  #ask-btn:active,
  .fb:active { transform: none; }
}

/* ── site footer ── */
.site-footer {
  max-width: 820px;
  margin: 0 auto;
  padding: var(--space-lg) 1.25rem calc(var(--space-xl) + 1rem);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm) var(--space-md);
  border-top: 1px solid var(--color-line);
  color: var(--color-muted);
  font-size: 0.85rem;
}
.site-footer a {
  color: var(--color-muted);
  text-decoration: none;
}
.site-footer a:hover {
  color: var(--color-ink);
  text-decoration: underline;
}