:root {
  --bg: #0a0d10;
  --panel: #11151a;
  --border: #1d242b;
  --text: #eef1ec;
  --text-dim: #8a948c;
  --amber: #28ec13;
  --amber-glow: rgba(40, 236, 19, 0.22);
  --cyan: #b186f0;
  --cyan-glow: rgba(177, 134, 240, 0.22);
  --green: #28ec13;
  --green-glow: rgba(40, 236, 19, 0.22);
  --violet: #b186f0;
  --violet-glow: rgba(177, 134, 240, 0.22);
  --gold: #f0c419;
  --gold-glow: rgba(240, 196, 25, 0.22);
  --radius: 10px;
}

/* Refinery — the original amber/cyan/green/violet look */
[data-theme="refinery"] {
  --bg: #0b0e14;
  --panel: #131826;
  --border: #222a3b;
  --text: #e9e7df;
  --text-dim: #8d96ac;
  --amber: #e2962f;
  --amber-glow: rgba(226, 150, 47, 0.18);
  --cyan: #49c8c0;
  --cyan-glow: rgba(73, 200, 192, 0.18);
  --green: #7fc25c;
  --green-glow: rgba(127, 194, 92, 0.18);
  --violet: #9b86d6;
  --violet-glow: rgba(155, 134, 214, 0.18);
  --gold: #d6c34a;
  --gold-glow: rgba(214, 195, 74, 0.18);
}

/* Cold Vacuum — icy blues instead of amber/cyan warmth */
[data-theme="cold"] {
  --bg: #0a1018;
  --panel: #111a26;
  --border: #1f2c3d;
  --text: #e6eef5;
  --text-dim: #7e93a8;
  --amber: #5aa9e6;
  --amber-glow: rgba(90, 169, 230, 0.18);
  --cyan: #6fe0d0;
  --cyan-glow: rgba(111, 224, 208, 0.18);
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'IBM Plex Mono', monospace;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

/* ---------- Header ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg);
  padding: 20px 16px 12px;
  border-bottom: 1px solid var(--border);
}

.eyebrow-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 6px;
}

.eyebrow {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--amber);
  text-transform: uppercase;
}

.theme-picker { display: flex; gap: 8px; flex: 0 0 auto; }

.theme-dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--border);
  cursor: pointer;
  padding: 0;
}
.theme-dot.active { border-color: var(--text); }
.theme-dot[data-theme="default"] { background: linear-gradient(135deg, #0a0d10 50%, #28ec13 50%); }
.theme-dot[data-theme="refinery"] { background: linear-gradient(135deg, #0b0e14 50%, #e2962f 50%); }
.theme-dot[data-theme="cold"] { background: linear-gradient(135deg, #0a1018 50%, #5aa9e6 50%); }

h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: clamp(20px, 5vw, 28px);
  margin: 0 0 14px;
  color: var(--text);
}

.search-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  margin-bottom: 12px;
}

.prompt-caret { color: var(--amber); font-weight: 600; }

#search {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 15px;
}

#search::placeholder { color: var(--text-dim); }

/* ---------- Category dropdown ---------- */
.category-wrap {
  margin-top: 4px;
}

.category-label {
  display: block;
  color: var(--text-dim);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 4px;
}

.category-row {
  display: flex;
  gap: 8px;
}

.category-select {
  flex: 1;
  min-width: 0;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  color: var(--text);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--amber) 50%), linear-gradient(135deg, var(--amber) 50%, transparent 50%);
  background-position: calc(100% - 18px) center, calc(100% - 13px) center;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}
.category-select:focus { outline: 1px solid var(--amber); }

/* ---------- List / accordion items ---------- */
.layout {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  max-width: 1180px;
  margin: 0 auto;
}

.list {
  flex: 1 1 480px;
  max-width: 720px;
  margin: 0;
  padding: 16px;
}

/* ---------- Detail panel (persistent second column, desktop only) ---------- */
.detail-panel {
  display: none;
  flex: 1 1 380px;
  max-width: 420px;
  margin: 16px 16px 16px 0;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  position: sticky;
  top: 16px;
  max-height: calc(100vh - 32px);
  overflow-y: auto;
}

@media (min-width: 860px) {
  .detail-panel { display: block; }
}

.detail-empty {
  color: var(--text-dim);
  font-size: 13px;
  line-height: 1.6;
  text-align: center;
  padding: 24px 8px;
}

.detail-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 12px;
}

.detail-head .item-name {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 17px;
  flex: 1;
}

.detail-close {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  padding: 0 4px;
}
.detail-close:hover { color: var(--text); }

.item {
  background: var(--panel);
  border: 1px solid var(--border);
  border-left: 3px solid var(--amber);
  border-radius: var(--radius);
  margin-bottom: 10px;
  overflow: hidden;
}

.item.buy { border-left-color: var(--cyan); }
.item.extract { border-left-color: var(--green); }
.item.build { border-left-color: var(--violet); }
.item.gather { border-left-color: var(--gold); }

.item.open { box-shadow: 0 0 24px -4px var(--amber-glow); }
.item.buy.open { box-shadow: 0 0 24px -4px var(--cyan-glow); }
.item.extract.open { box-shadow: 0 0 24px -4px var(--green-glow); }
.item.build.open { box-shadow: 0 0 24px -4px var(--violet-glow); }
.item.gather.open { box-shadow: 0 0 24px -4px var(--gold-glow); }

.item-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px;
  cursor: pointer;
  user-select: none;
}

.item-name {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 16px;
  flex: 1;
}

.badge {
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-dim);
  white-space: nowrap;
}

.badge.type-craft { color: var(--amber); border-color: var(--amber); }
.badge.type-buy { color: var(--cyan); border-color: var(--cyan); }
.badge.type-extract { color: var(--green); border-color: var(--green); }
.badge.type-build { color: var(--violet); border-color: var(--violet); }
.badge.type-gather { color: var(--gold); border-color: var(--gold); }

.chevron {
  color: var(--text-dim);
  transition: transform 0.2s ease;
  flex: 0 0 auto;
}

.item.open .chevron { transform: rotate(90deg); color: var(--text); }

.item-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
  padding: 0 14px;
}

.item.open .item-body { border-top: 1px solid var(--border); }

.body-inner { padding: 12px 0 16px; }

.station-line { color: var(--text-dim); font-size: 13px; margin: 0 0 10px; }
.station-line strong { color: var(--text); }

.ingredients { list-style: none; margin: 0; padding: 0; }

.ingredients li {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 14px;
}

.ingredients li:last-child { border-bottom: none; }

.ing-name { color: var(--text); }
.ing-name.linkable { color: var(--amber); cursor: pointer; text-decoration: underline dotted; }
.ing-qty { color: var(--text-dim); }

.price-line {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--cyan);
  margin: 4px 0 8px;
}

.used-for { color: var(--text-dim); font-size: 13px; margin-top: 8px; }

.note-line {
  color: var(--cyan);
  font-size: 12.5px;
  margin-top: 8px;
  font-style: italic;
}

.specs-line { color: var(--text-dim); font-size: 12.5px; margin: 10px 0 0; line-height: 1.6; }

.material-stats {
  color: var(--text-dim);
  font-size: 13px;
  margin: 0 0 4px;
}
.material-stats strong { color: var(--gold); font-family: 'Space Grotesk', sans-serif; }

.section-label {
  color: var(--text-dim);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin: 14px 0 6px;
}

.specs-list { list-style: none; margin: 0; padding: 0; }
.specs-list li {
  padding: 5px 10px;
  font-size: 13px;
  color: var(--text);
  background: rgba(240, 196, 25, 0.08);
  border: 1px dashed var(--gold);
  border-radius: 6px;
  margin-bottom: 4px;
}

.analysis-list { list-style: none; margin: 0; padding: 0; }
.analysis-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  padding: 5px 0;
  font-size: 13px;
  border-bottom: 1px dashed var(--border);
}
.analysis-list li:last-child { border-bottom: none; }
.analysis-list li.tier-unlocked .tier-name { color: var(--text); }
.analysis-list li.tier-locked .tier-name { color: var(--text-dim); }
.lock-note { color: var(--gold); font-size: 11.5px; text-align: right; white-space: nowrap; }

.deposits-list .ing-name { color: var(--text); }
.deposits-list .ing-qty { color: var(--gold); }

.tax-list .ing-name { color: var(--text); }
.tax-list .ing-qty { color: var(--gold); }

.source-note {
  color: var(--text-dim);
  font-size: 12px;
  margin: 0 0 10px;
  padding: 6px 10px;
  background: rgba(226, 150, 47, 0.08);
  border: 1px dashed var(--amber);
  border-radius: 6px;
}

.dot {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 2px;
}
.dot.verified { background: var(--cyan); box-shadow: 0 0 6px var(--cyan-glow); }
.dot.unverified { background: var(--text-dim); }

.recipe-block {
  padding: 10px 0;
  border-top: 1px dashed var(--border);
}
.recipe-block:first-child { border-top: none; padding-top: 0; }

.recipe-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--amber);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin: 0 0 6px;
}

.yield-tag {
  color: var(--text-dim);
  text-transform: none;
  font-weight: 500;
  font-size: 11.5px;
}

.bonus-label {
  color: var(--cyan);
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin: 8px 0 4px;
}

.bonus-list .ing-name { color: var(--cyan); }
.bonus-list .ing-name.linkable { color: var(--cyan); text-decoration: underline dotted; }

.module-info {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.module-breadcrumb {
  color: var(--text-dim);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin: 0 0 8px;
}

.module-desc {
  color: var(--text);
  font-size: 13px;
  line-height: 1.5;
  margin: 0 0 10px;
  font-style: italic;
  opacity: 0.85;
}

.module-stats { list-style: none; margin: 0 0 10px; padding: 0; }
.module-stats li {
  display: flex;
  justify-content: space-between;
  padding: 4px 0;
  font-size: 13px;
}
.stat-key { color: var(--text-dim); }
.stat-val { color: var(--text); font-family: 'IBM Plex Mono', monospace; }

.module-footer {
  display: flex;
  align-items: center;
  gap: 10px;
}

.tag-badge { color: var(--text); border-color: var(--text-dim); }

.sell-price {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 14px;
  color: var(--amber);
}

.raw-toggle {
  flex: 1;
  background: transparent;
  border: 1px dashed var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  color: var(--amber);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  cursor: pointer;
  text-align: center;
}
.raw-toggle:hover { border-color: var(--amber); }

.raw-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
}

.qty-input {
  flex: 0 0 56px;
  width: 56px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 6px;
  color: var(--text);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  text-align: center;
}
.qty-input:focus { outline: 1px solid var(--amber); }

.speed-toggle {
  flex: 0 0 auto;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  color: var(--text-dim);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  cursor: pointer;
  white-space: nowrap;
}
.speed-toggle.active { color: var(--green); border-color: var(--green); }

.raw-breakdown { margin-top: 10px; }

.raw-note {
  color: var(--text-dim);
  font-size: 11.5px;
  line-height: 1.5;
  margin: 0 0 8px;
}

.time-line {
  color: var(--cyan);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 13px;
  margin: 0 0 8px;
}

.cost-line {
  color: var(--gold);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 13px;
  margin: 0 0 8px;
}

.raw-list { border-top: 1px solid var(--border); padding-top: 6px; }

/* ---------- Plan button + add-to-plan ---------- */
.plan-button {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 14px;
  color: var(--text);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  cursor: pointer;
}
.plan-button:hover { border-color: var(--amber); }

.plan-count {
  background: var(--amber);
  color: var(--bg);
  border-radius: 999px;
  min-width: 18px;
  height: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  padding: 0 4px;
}

.plan-add-btn {
  flex: 0 0 auto;
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 6px;
  padding: 8px 10px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  cursor: pointer;
  white-space: nowrap;
}
.plan-add-btn:hover { border-color: var(--amber); color: var(--amber); }
.plan-add-btn.active { color: var(--green); border-color: var(--green); }

/* ---------- Station chips ---------- */
.stations-line {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 8px;
}

.station-chip {
  display: inline-block;
  background: rgba(177, 134, 240, 0.12);
  color: var(--violet);
  border: 1px solid var(--violet);
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 12px;
  font-family: 'IBM Plex Mono', monospace;
}

.station-chip-inline {
  margin-right: 8px;
  padding: 1px 8px;
  font-size: 11px;
}

/* ---------- Plan modal ---------- */
.plan-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 100;
}

.plan-overlay[hidden] { display: none; }

.plan-modal {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 100%;
  max-width: 520px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.plan-modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  flex: 0 0 auto;
}
.plan-modal-head h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
  margin: 0;
}

.plan-close {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  padding: 0 4px;
}
.plan-close:hover { color: var(--text); }

.plan-modal-body {
  padding: 16px 18px 24px;
  overflow-y: auto;
}

.plan-empty {
  color: var(--text-dim);
  font-size: 13px;
  text-align: center;
  padding: 24px 0;
}

.plan-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
}

.plan-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}
.plan-row:last-child { border-bottom: none; }

.plan-row-name {
  flex: 1;
  font-size: 14px;
  color: var(--text);
}

.plan-qty-input { flex: 0 0 56px; }

.plan-remove {
  flex: 0 0 auto;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 6px;
  width: 28px;
  height: 28px;
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
}
.plan-remove:hover { border-color: var(--red, #e2574c); color: var(--red, #e2574c); }

.footer {
  max-width: 720px;
  margin: 0 auto;
  padding: 8px 16px 40px;
  color: var(--text-dim);
  font-size: 12px;
}

.empty { text-align: center; color: var(--text-dim); padding: 40px 0; }

@media (prefers-reduced-motion: reduce) {
  .chevron, .item-body { transition: none; }
}

@media (min-width: 560px) {
  .item-name { font-size: 17px; }
}