/* AI Race — catalogue styling. No dependencies, every asset is local. */

:root {
  --bg: #0b0d12;
  --bg-soft: #12151d;
  --panel: rgba(255, 255, 255, 0.03);
  --panel-hover: rgba(255, 255, 255, 0.055);
  --border: #232833;
  --border-soft: #1a1e27;
  --text: #e7eaf0;
  --muted: #8b93a5;
  --dim: #5d6474;
  --accent: #7ee787;
  --accent-2: #58a6ff;
  --warn: #e3b341;
  --radius: 14px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(900px 500px at 15% -10%, rgba(88, 166, 255, 0.10), transparent 60%),
    radial-gradient(800px 480px at 85% 0%, rgba(126, 231, 135, 0.07), transparent 60%);
}

a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { width: min(1180px, 100% - 2.5rem); margin-inline: auto; }

/* ------------------------------------------------------------------ hero */

.hero { padding: 4.5rem 0 2.5rem; border-bottom: 1px solid var(--border-soft); }

.eyebrow {
  font: 600 0.72rem/1 var(--mono);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--dim);
  display: block;
  margin-bottom: 1rem;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.4rem, 7vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 800;
}

.hero h1 .tld { color: var(--accent); }

.hero p.sub {
  margin: 1rem 0 0;
  max-width: 62ch;
  color: var(--muted);
  font-size: 1.06rem;
}

.totals { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.9rem; }

.total {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.5rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--panel);
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--muted);
}

.total b { color: var(--text); font-size: 1rem; }

.repo-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.6rem;
  font-family: var(--mono);
  font-size: 0.85rem;
}

/* ------------------------------------------------------------------ task */

.task { padding: 3.5rem 0; border-bottom: 1px solid var(--border-soft); }

.task-head { display: flex; align-items: baseline; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.5rem; }

.task-num {
  font: 700 0.78rem/1 var(--mono);
  letter-spacing: 0.16em;
  color: var(--accent);
  padding: 0.4rem 0.6rem;
  border: 1px solid rgba(126, 231, 135, 0.3);
  border-radius: 7px;
  background: rgba(126, 231, 135, 0.07);
}

.task-head h2 { margin: 0; font-size: clamp(1.5rem, 3.4vw, 2.1rem); letter-spacing: -0.02em; }
.task-date { font-family: var(--mono); font-size: 0.8rem; color: var(--dim); margin-left: auto; }

/* prompt */

.prompt {
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-2);
  border-radius: 10px;
  background: var(--bg-soft);
  padding: 1.1rem 1.2rem;
  margin-bottom: 1.6rem;
}

.prompt-label {
  font: 600 0.68rem/1 var(--mono);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dim);
  display: block;
  margin-bottom: 0.7rem;
}

.prompt code {
  font: 0.95rem/1.65 var(--mono);
  color: #cfe3ff;
  white-space: pre-wrap;
  word-break: break-word;
}

.chips { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2.2rem; }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--panel);
  font-size: 0.82rem;
  color: var(--muted);
}

.chip .mark { font-size: 0.9rem; }
.chip.ok { border-color: rgba(126, 231, 135, 0.35); color: #b9f0c0; }
.chip.ok .mark { color: var(--accent); }

/* ------------------------------------------------------ comparison table */

.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--panel); }

table { border-collapse: collapse; width: 100%; min-width: 860px; font-size: 0.9rem; }

th, td { padding: 0.85rem 1.1rem; text-align: left; border-bottom: 1px solid var(--border-soft); }
th {
  font: 600 0.72rem/1.3 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dim);
  white-space: nowrap;
}
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--panel-hover); }

td.num { font-family: var(--mono); font-variant-numeric: tabular-nums; white-space: nowrap; }

.model-cell { display: flex; align-items: center; gap: 0.65rem; font-weight: 600; }

.dot { width: 9px; height: 9px; border-radius: 50%; flex: none; box-shadow: 0 0 12px currentColor; background: currentColor; }

/* One requirement per column, so each mark sits centred in its own cell. */
th.req-head, td.req-cell { text-align: center; }
td.req-cell { width: 1%; white-space: nowrap; }

.req {
  width: 22px;
  height: 22px;
  display: inline-grid;
  place-items: center;
  border-radius: 6px;
  font-size: 0.75rem;
  border: 1px solid var(--border);
  color: var(--dim);
  background: rgba(255, 255, 255, 0.02);
}

.req.ok { border-color: rgba(126, 231, 135, 0.35); color: var(--accent); background: rgba(126, 231, 135, 0.08); }

.section-label {
  font: 600 0.72rem/1 var(--mono);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dim);
  margin: 2.6rem 0 1rem;
}

/* --------------------------------------------------------- solution cards */

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 1.6rem; }

.card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.012));
  overflow: hidden;
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.card:hover { transform: translateY(-3px); border-color: #303848; }

.card.pending { opacity: 0.55; border-style: dashed; }

.thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  background: #0e1118 center/cover no-repeat;
  border-bottom: 1px solid var(--border);
  display: block;
}

.thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }

.thumb .placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font: 700 2.2rem/1 var(--mono);
  color: var(--dim);
  background: repeating-linear-gradient(45deg, #10131a, #10131a 12px, #12161e 12px, #12161e 24px);
}

.thumb .play-badge {
  position: absolute;
  right: 0.8rem;
  bottom: 0.8rem;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  background: rgba(9, 12, 18, 0.82);
  border: 1px solid rgba(126, 231, 135, 0.45);
  color: var(--accent);
  font: 600 0.8rem/1 var(--mono);
  backdrop-filter: blur(6px);
  opacity: 0;
  transition: opacity 0.18s ease;
}

.card:hover .play-badge { opacity: 1; }

.card-body { padding: 1.25rem 1.3rem 1.4rem; display: flex; flex-direction: column; gap: 0.85rem; flex: 1; }

.card-title { display: flex; align-items: center; gap: 0.6rem; }
.card-title h3 { margin: 0; font-size: 1.16rem; letter-spacing: -0.01em; }

.vendor {
  font: 600 0.68rem/1 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dim);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 0.28rem 0.45rem;
  margin-left: auto;
  white-space: nowrap;
}

.summary { margin: 0; color: var(--muted); font-size: 0.92rem; }

.features { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 0.45rem; }

.features li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.87rem;
  color: #aeb6c6;
}

.features li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--dim);
}

.stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.1rem;
  padding-top: 0.9rem;
  margin-top: auto;
  border-top: 1px solid var(--border-soft);
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--dim);
}

.stats b { color: var(--muted); font-weight: 600; }

.card-actions { display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.62rem 1.05rem;
  border-radius: 9px;
  border: 1px solid rgba(126, 231, 135, 0.4);
  background: rgba(126, 231, 135, 0.1);
  color: var(--accent);
  font: 600 0.86rem/1 var(--mono);
  cursor: pointer;
}

.btn:hover { background: rgba(126, 231, 135, 0.18); text-decoration: none; }
.btn.ghost { border-color: var(--border); background: transparent; color: var(--muted); }
.btn.ghost:hover { background: var(--panel-hover); color: var(--text); }
.btn.disabled { border-color: var(--border); background: transparent; color: var(--dim); cursor: default; }

/* ---------------------------------------------------------------- footer */

footer { padding: 3rem 0 4rem; color: var(--dim); font-size: 0.87rem; }

footer h3 {
  font: 600 0.72rem/1 var(--mono);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dim);
  margin: 0 0 1rem;
}

footer ol { margin: 0 0 1.4rem; padding-left: 1.2rem; color: var(--muted); }
footer li { margin-bottom: 0.4rem; }
footer code { font: 0.84rem var(--mono); background: var(--panel); border: 1px solid var(--border-soft); padding: 0.12rem 0.4rem; border-radius: 5px; color: #cfe3ff; }

.generated { font-family: var(--mono); font-size: 0.78rem; color: var(--dim); margin-top: 1.5rem; }

@media (max-width: 620px) {
  .hero { padding-top: 3rem; }
  .cards { grid-template-columns: 1fr; }
  .task-date { margin-left: 0; width: 100%; }
}