/* Dark theme built on the validated reference palette:
   surface #1a1a19, page #0d0d0d, series blue #3987e5, hairline grid #2c2c2a */

* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --page: #0d0d0d;
  --surface: #1a1a19;
  --surface-2: #232322;
  --ink: #ffffff;
  --ink-2: #c3c2b7;
  --muted: #898781;
  --grid: #2c2c2a;
  --baseline: #383835;
  --border: rgba(255, 255, 255, 0.10);
  --accent: #3987e5;
  --error: #e66767;
  --gold: #c98500;
}

body {
  background: var(--page);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.5;
}

header { text-align: center; padding: 2.2rem 1rem 1rem; }
header h1 { font-size: 1.9rem; }
.tagline { color: var(--ink-2); margin-top: 0.4rem; }

main { max-width: 1180px; margin: 0 auto; padding: 1rem; }

.hidden { display: none !important; }
.muted { color: var(--muted); font-size: 0.9rem; }
.error { color: var(--error); margin-top: 0.8rem; }

.banner {
  max-width: 1180px; margin: 0.5rem auto; padding: 0.6rem 1rem;
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 8px; color: var(--ink-2); text-align: center;
}

.panel {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 1.4rem; margin-bottom: 1.5rem;
}

.field-label { display: block; font-size: 0.85rem; color: var(--ink-2); margin-bottom: 0.35rem; }

.search-wrap { position: relative; }
#cardSearch, select {
  width: 100%; padding: 0.65rem 0.8rem; font-size: 1rem;
  background: var(--surface-2); color: var(--ink);
  border: 1px solid var(--border); border-radius: 8px; outline: none;
}
#cardSearch:focus, select:focus { border-color: var(--accent); }

.suggestions {
  position: absolute; z-index: 30; left: 0; right: 0; top: calc(100% + 4px);
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 8px;
  list-style: none; max-height: 340px; overflow-y: auto;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
}
.suggestions li {
  padding: 0.5rem 0.8rem; cursor: pointer; display: flex;
  justify-content: space-between; gap: 0.8rem; align-items: baseline;
}
.suggestions li:hover, .suggestions li.active { background: rgba(57, 135, 229, 0.18); }
.suggestions .type { color: var(--muted); font-size: 0.8rem; white-space: nowrap; }

.seed-list { list-style: none; display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0.9rem 0; }
.seed-list li {
  display: flex; align-items: center; gap: 0.45rem;
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 999px; padding: 0.3rem 0.55rem 0.3rem 0.8rem; font-size: 0.92rem;
}
.seed-list button {
  background: none; border: none; color: var(--muted); cursor: pointer;
  font-size: 1rem; line-height: 1; padding: 0.1rem 0.3rem;
}
.seed-list button:hover { color: var(--error); }

.options-row { display: flex; flex-wrap: wrap; gap: 1.2rem; margin: 1rem 0 1.3rem; }
.option { min-width: 230px; flex: 1; }
.toggle { display: flex; align-items: center; gap: 0.5rem; color: var(--ink-2); padding: 0.65rem 0; cursor: pointer; }

button.primary {
  background: var(--accent); color: #fff; border: none; border-radius: 8px;
  font-size: 1.05rem; font-weight: 600; padding: 0.75rem 1.6rem; cursor: pointer;
}
button.primary:hover { filter: brightness(1.1); }
button.primary:disabled { opacity: 0.5; cursor: wait; }

.deck-header {
  display: flex; gap: 1.4rem; flex-wrap: wrap;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 1.4rem; margin-bottom: 1rem;
}
#commanderImg { width: 230px; border-radius: 11px; align-self: flex-start; }
.deck-meta { flex: 1; min-width: 260px; }
.deck-meta h2 { font-size: 1.4rem; margin-bottom: 0.2rem; }

.chips { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0.6rem 0; }
.chips span {
  background: rgba(57, 135, 229, 0.15); border: 1px solid rgba(57, 135, 229, 0.4);
  color: var(--ink-2); border-radius: 999px; padding: 0.15rem 0.7rem; font-size: 0.82rem;
}

/* Mana pips: MTG's five colors are domain-fixed; the letter inside each pip
   carries identity so color is never the only channel. */
.pips { display: flex; gap: 0.4rem; margin: 0.4rem 0; }
.pip {
  width: 26px; height: 26px; border-radius: 50%; display: inline-flex;
  align-items: center; justify-content: center; font-weight: 700; font-size: 0.85rem;
  border: 1px solid var(--border); color: #1a1a19;
}
.pip.W { background: #f5f0dc; }
.pip.U { background: #9ec5f4; }
.pip.B { background: #b3a7c4; }
.pip.R { background: #e9968a; }
.pip.G { background: #9ccca6; }
.pip.C { background: #cfcfcb; }

.actions { display: flex; gap: 0.6rem; flex-wrap: wrap; margin-top: 0.9rem; }
.actions button {
  background: var(--surface-2); color: var(--ink); border: 1px solid var(--border);
  border-radius: 8px; padding: 0.5rem 1rem; cursor: pointer; font-size: 0.92rem;
}
.actions button:hover { border-color: var(--accent); }

.ai-note {
  margin-top: 0.7rem; font-size: 0.88rem; color: var(--ink-2);
  border-left: 3px solid var(--gold); padding-left: 0.7rem;
}

.ai-suggest {
  margin-top: 0.7rem; font-size: 0.88rem; color: var(--ink-2);
  background: rgba(201, 133, 0, 0.10); border: 1px solid rgba(201, 133, 0, 0.35);
  border-radius: 8px; padding: 0.55rem 0.8rem;
}
.ai-suggest button {
  margin-left: 0.5rem; background: var(--gold); color: #1a1a19; border: none;
  border-radius: 6px; padding: 0.3rem 0.7rem; font-size: 0.85rem; font-weight: 600; cursor: pointer;
}

/* Mana curve — single-series bar chart. Bars in series blue, 4px rounded
   data-ends, 2px gaps, hairline baseline, counts in secondary ink. */
.curve-box { width: 300px; }
.curve-box h3 { font-size: 0.95rem; color: var(--ink-2); margin-bottom: 0.6rem; }
.curve-chart {
  display: flex; align-items: flex-end; gap: 2px; height: 130px;
  border-bottom: 1px solid var(--baseline); padding: 0 2px;
}
.curve-col { flex: 1; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; height: 100%; }
.curve-count { font-size: 0.72rem; color: var(--ink-2); margin-bottom: 2px; }
.curve-bar {
  width: 70%; background: var(--accent); border-radius: 4px 4px 0 0; min-height: 2px;
}
.curve-bar.zero { background: var(--grid); }
.curve-labels { display: flex; gap: 2px; padding: 0.25rem 2px 0; }
.curve-labels span { flex: 1; text-align: center; font-size: 0.72rem; color: var(--muted); }

.warnings { margin-bottom: 1rem; }
.warnings p {
  background: rgba(201, 133, 0, 0.12); border: 1px solid rgba(201, 133, 0, 0.4);
  color: var(--ink-2); border-radius: 8px; padding: 0.5rem 0.9rem; margin-bottom: 0.4rem; font-size: 0.9rem;
}

.deck-columns {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1rem; margin-bottom: 2rem;
}
.category {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 1rem;
}
.category h3 {
  font-size: 0.95rem; color: var(--ink-2); margin-bottom: 0.6rem;
  display: flex; justify-content: space-between;
}
.category h3 .count { color: var(--muted); font-weight: 400; }
.category ul { list-style: none; }
.category li {
  display: flex; justify-content: space-between; gap: 0.5rem;
  padding: 0.18rem 0.3rem; border-radius: 5px; font-size: 0.9rem; cursor: default;
}
.category li:hover { background: rgba(57, 135, 229, 0.12); }
.category li .mv { color: var(--muted); font-size: 0.8rem; white-space: nowrap; }
.category li.seed .name::after { content: " ★"; color: var(--gold); }

.card-preview {
  position: fixed; z-index: 50; pointer-events: none; width: 250px;
}
.card-preview img { width: 250px; border-radius: 12px; box-shadow: 0 10px 30px rgba(0,0,0,0.6); }
.preview-why {
  margin-top: 4px; background: rgba(13, 13, 13, 0.95); border: 1px solid var(--border);
  border-radius: 8px; padding: 0.45rem 0.6rem; font-size: 0.78rem; color: var(--ink-2);
}
.preview-why div + div { margin-top: 0.2rem; }

.combos {
  background: var(--surface); border: 1px solid rgba(57, 135, 229, 0.45);
  border-radius: 12px; padding: 1rem 1.2rem; margin-bottom: 1rem;
}
.combos h3 { font-size: 0.95rem; color: var(--ink-2); margin-bottom: 0.5rem; }
.combos p { font-size: 0.9rem; color: var(--ink-2); padding: 0.15rem 0; }

footer { max-width: 1180px; margin: 0 auto; padding: 1rem 1rem 2rem; }
footer a { color: var(--accent); }

@media (max-width: 720px) {
  .curve-box { width: 100%; }
  #commanderImg { width: 180px; }
}