/* BuildLab — shared stylesheet */
:root {
  --bg: #0e1116;
  --bg-raise: #161b24;
  --bg-card: #1c2330;
  --border: #2a3444;
  --text: #e6ecf5;
  --text-dim: #93a1b8;
  --accent: #f0a840;
  --accent-2: #5ac8fa;
  --green: #58d68d;
  --red: #ef6c5a;
  --purple: #b088f0;
  --radius: 10px;
  --maxw: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.55 "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.25; }
code { background: var(--bg-raise); padding: 1px 5px; border-radius: 4px; font-size: 0.9em; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 18px; }

/* Header */
.site-header {
  background: var(--bg-raise);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50;
}
.site-header .wrap {
  display: flex; align-items: center; gap: 22px; min-height: 56px;
}
@media (max-width: 640px) {
  .site-header .wrap { flex-wrap: wrap; gap: 8px 16px; padding: 10px 18px; }
  .site-nav { order: 3; flex-basis: 100%; }
  .btn-patreon { margin-left: auto; }
}
.logo {
  font-weight: 800; font-size: 19px; letter-spacing: 0.5px; color: var(--text);
}
.logo:hover { text-decoration: none; }
.logo .spark { color: var(--accent); }
.site-nav { display: flex; gap: 16px; flex: 1; }
.site-nav a { color: var(--text-dim); font-weight: 600; font-size: 14px; }
.site-nav a:hover, .site-nav a.active { color: var(--text); text-decoration: none; }
.btn-patreon {
  background: #ff424d; color: #fff; font-weight: 700; font-size: 13px;
  padding: 7px 14px; border-radius: 999px; white-space: nowrap;
}
.btn-patreon:hover { text-decoration: none; filter: brightness(1.1); }

/* Buttons & inputs */
.btn {
  display: inline-block; background: var(--accent); color: #14100a;
  font-weight: 700; padding: 9px 18px; border-radius: var(--radius);
  border: none; cursor: pointer; font-size: 14px;
}
.btn:hover { filter: brightness(1.08); text-decoration: none; }
.btn.secondary { background: var(--bg-card); color: var(--text); border: 1px solid var(--border); }
select, input[type="number"], input[type="text"] {
  background: var(--bg-raise); color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px 10px; font-size: 14px;
}
select:focus, input:focus { outline: 2px solid var(--accent-2); outline-offset: -1px; }
label { color: var(--text-dim); font-size: 13px; font-weight: 600; }

/* Cards / panels */
.panel {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px;
}
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 860px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

/* Hero (landing) */
.hero { padding: 64px 0 40px; text-align: center; }
.hero h1 { font-size: 42px; margin: 0 0 12px; }
.hero h1 .spark { color: var(--accent); }
.hero p.sub { color: var(--text-dim); font-size: 18px; max-width: 640px; margin: 0 auto 28px; }

.tool-card {
  display: block; color: var(--text); text-align: left;
  transition: transform .12s ease, border-color .12s ease;
}
.tool-card:hover { text-decoration: none; transform: translateY(-3px); border-color: var(--accent); }
.tool-card .tag {
  display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: .06em;
  text-transform: uppercase; padding: 2px 8px; border-radius: 999px; margin-bottom: 10px;
}
.tag.roguelike { background: rgba(176,136,240,.15); color: var(--purple); }
.tag.factory { background: rgba(90,200,250,.15); color: var(--accent-2); }
.tag.soon { background: rgba(147,161,184,.15); color: var(--text-dim); }
.tool-card h3 { margin: 0 0 6px; font-size: 19px; }
.tool-card p { margin: 0; color: var(--text-dim); font-size: 14px; }

/* Ad slots */
.ad-slot {
  background: repeating-linear-gradient(45deg, var(--bg-raise), var(--bg-raise) 12px, var(--bg-card) 12px, var(--bg-card) 24px);
  border: 1px dashed var(--border); border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-dim); font-size: 12px; letter-spacing: .05em;
  margin: 22px auto;
}
.ad-slot.banner { height: 90px; max-width: 728px; }
.ad-slot.box { height: 250px; max-width: 300px; }

/* Support callout */
.support-callout {
  border: 1px solid var(--border); border-left: 4px solid #ff424d;
  background: var(--bg-card); border-radius: var(--radius);
  padding: 16px 20px; margin: 30px 0;
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
}
.support-callout p { margin: 0; color: var(--text-dim); flex: 1; min-width: 240px; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border); margin-top: 60px; padding: 26px 0 40px;
  color: var(--text-dim); font-size: 13px;
}
.site-footer .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

/* ---------- STS2 planner ---------- */
.planner-layout { display: grid; grid-template-columns: 1fr 360px; gap: 20px; align-items: start; }
@media (max-width: 980px) { .planner-layout { grid-template-columns: 1fr; } }

.char-picker { display: flex; gap: 10px; flex-wrap: wrap; margin: 16px 0; }
.char-btn {
  background: var(--bg-card); border: 2px solid var(--border); color: var(--text);
  border-radius: var(--radius); padding: 10px 16px; cursor: pointer;
  font-weight: 700; font-size: 14px;
}
.char-btn.active { border-color: var(--char-color, var(--accent)); color: var(--char-color, var(--accent)); }

.card-filters { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; align-items: center; }
.card-filters input[type="text"] { flex: 1; min-width: 160px; }

.card-pool { display: grid; grid-template-columns: repeat(auto-fill, minmax(215px, 1fr)); gap: 10px; }
.game-card {
  background: var(--bg-raise); border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 12px; cursor: pointer; position: relative;
  transition: border-color .1s ease;
}
.game-card:hover { border-color: var(--accent); }
.game-card .cost {
  position: absolute; top: -8px; left: -8px; width: 24px; height: 24px;
  background: var(--accent); color: #14100a; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 13px;
}
.game-card .in-deck {
  position: absolute; top: -8px; right: -6px;
  background: var(--accent-2); color: #06222e; border-radius: 999px;
  padding: 2px 8px; font-weight: 800; font-size: 12px;
}
.game-card h4 { margin: 0 0 4px; font-size: 14px; }
.game-card .meta { font-size: 11px; color: var(--text-dim); margin-bottom: 4px; }
.game-card .desc { font-size: 12px; color: var(--text-dim); }
.game-card.rarity-uncommon h4 { color: var(--accent-2); }
.game-card.rarity-rare h4 { color: var(--accent); }

.deck-list { list-style: none; padding: 0; margin: 0 0 14px; max-height: 380px; overflow-y: auto; }
.deck-list li {
  display: flex; align-items: center; gap: 8px; padding: 6px 8px;
  border-bottom: 1px solid var(--border); font-size: 14px;
}
.deck-list li .count { color: var(--accent); font-weight: 700; min-width: 28px; }
.deck-list li .name { flex: 1; }
.deck-list li button {
  background: none; border: 1px solid var(--border); color: var(--text-dim);
  border-radius: 6px; width: 24px; height: 24px; cursor: pointer; font-size: 13px; line-height: 1;
}
.deck-list li button:hover { color: var(--text); border-color: var(--text-dim); }

.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 12px 0; }
.stat {
  background: var(--bg-raise); border-radius: 8px; padding: 8px 12px;
}
.stat .v { font-size: 20px; font-weight: 800; }
.stat .k { font-size: 11px; color: var(--text-dim); text-transform: uppercase; letter-spacing: .05em; }

.curve { display: flex; align-items: flex-end; gap: 6px; height: 90px; margin: 10px 0 4px; }
.curve .bar {
  flex: 1; background: var(--accent-2); border-radius: 4px 4px 0 0; min-height: 2px;
  position: relative;
}
.curve .bar span {
  position: absolute; top: -18px; left: 0; right: 0; text-align: center;
  font-size: 11px; color: var(--text-dim);
}
.curve-labels { display: flex; gap: 6px; }
.curve-labels div { flex: 1; text-align: center; font-size: 11px; color: var(--text-dim); }

.synergy-pill {
  display: inline-block; background: rgba(176,136,240,.15); color: var(--purple);
  border-radius: 999px; padding: 3px 10px; font-size: 12px; font-weight: 600; margin: 2px 4px 2px 0;
}
.warn { color: var(--red); font-size: 13px; margin: 4px 0; }
.tip { color: var(--green); font-size: 13px; margin: 4px 0; }

.notice {
  background: rgba(240,168,64,.08); border: 1px solid rgba(240,168,64,.35);
  border-radius: var(--radius); padding: 10px 14px; font-size: 13px; color: var(--text-dim);
  margin: 14px 0;
}

/* FAQ */
details {
  border-bottom: 1px solid var(--border); padding: 10px 0;
}
details summary {
  cursor: pointer; font-weight: 600; color: var(--text);
  list-style-position: outside;
}
details summary:hover { color: var(--accent); }
details p { color: var(--text-dim); margin: 10px 0 4px; }

/* ---------- DSP calculator ---------- */
.calc-controls { display: flex; gap: 14px; flex-wrap: wrap; align-items: flex-end; margin: 18px 0; }
.calc-controls .field { display: flex; flex-direction: column; gap: 4px; }

table.chain {
  width: 100%; border-collapse: collapse; font-size: 14px;
}
table.chain th, table.chain td {
  text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border);
}
table.chain th { color: var(--text-dim); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; }
table.chain td.num, table.chain th.num { text-align: right; font-variant-numeric: tabular-nums; }
.depth-pad { color: var(--border); }
.facility-chip {
  display: inline-block; font-size: 11px; font-weight: 700; padding: 2px 8px;
  border-radius: 999px; background: rgba(90,200,250,.12); color: var(--accent-2);
}
.raw-chip { background: rgba(88,214,141,.12); color: var(--green); }

/* Olden Era calculator */
.stat .v.accent { color: var(--accent); }
.notes { margin: 10px 0 0; padding-left: 18px; color: var(--text-dim); font-size: 14px; }
.notes li { margin: 2px 0; }
.good { color: var(--green); font-weight: 600; }
.tag.strategy { background: rgba(88,214,141,.15); color: var(--green); }
.combat-form label { display: block; font-size: 12px; color: var(--text-dim); text-transform: uppercase; letter-spacing: .05em; margin: 10px 0 4px; }
.combat-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.combat-form input[type="number"] { width: 100%; }
.combat-form .check { display: flex; align-items: center; gap: 8px; margin-top: 10px; font-size: 14px; color: var(--text); }
.combat-form .check label { margin: 0; text-transform: none; letter-spacing: 0; font-size: 14px; color: var(--text); }