:root {
  --desk: #0b0d0c;
  --desk-2: #141713;
  --panel: #171b18;
  --panel-raised: #202620;
  --panel-dark: #0e120f;
  --text: #f3f0e7;
  --muted: #b7b9b1;
  --faint: #7f857d;
  --line: #394139;
  --line-strong: #59645a;
  --accent: #d88a38;
  --accent-2: #97b66f;
  --danger: #d16c5d;
  --warning: #d5b057;
  --good: #79a96c;
  --shadow: 0 18px 50px rgba(0, 0, 0, .32);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--desk); color: var(--text); }
body { overflow: hidden; }
button, input, select { font: inherit; }
button, select, input { color: inherit; }
button { cursor: pointer; }
[hidden] { display: none !important; }

.mod-desktop {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  background: transparent;
}

.mod-desktop::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(6, 8, 7, .86), rgba(6, 8, 7, .88)),
    repeating-linear-gradient(90deg, transparent 0 83px, rgba(255,255,255,.02) 84px 85px),
    repeating-linear-gradient(0deg, transparent 0 83px, rgba(255,255,255,.018) 84px 85px),
    radial-gradient(circle at 18% 22%, #263028 0, transparent 28%),
    radial-gradient(circle at 80% 68%, #171d18 0, transparent 32%),
    #0b0d0c;
}

.desktop-grain {
  position: absolute;
  z-index: 1;
  inset: 0;
  pointer-events: none;
  opacity: .22;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140' viewBox='0 0 140 140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.72' numOctaves='2' stitchTiles='stitchTiles'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.23'/%3E%3C/svg%3E");
}

.desktop-icon {
  position: absolute;
  left: 28px;
  top: 32px;
  z-index: 3;
  width: 104px;
  min-height: 54px;
  padding: 8px;
  display: grid;
  place-items: center;
  gap: 5px;
  border: 1px solid transparent;
  background: transparent;
  border-radius: 6px;
  user-select: none;
  touch-action: none;
}
.desktop-icon:hover,
.desktop-icon:focus-visible { background: rgba(255,255,255,.055); border-color: rgba(255,255,255,.13); outline: none; }
.desktop-icon__label {
  max-width: 100%;
  color: #f5f2e9;
  background: rgba(0,0,0,.65);
  padding: 2px 5px;
  border-radius: 2px;
  font-size: .78rem;
  line-height: 1.15;
  text-align: center;
}

.desktop-note {
  position: absolute;
  z-index: 1;
  right: 24px;
  bottom: 20px;
  display: grid;
  gap: 3px;
  color: #8d938b;
  font-size: .72rem;
  letter-spacing: .07em;
  text-align: right;
}
.desktop-note strong { color: #b7bcb3; }

.tool-window {
  position: absolute;
  left: clamp(118px, 10vw, 180px);
  top: 28px;
  z-index: 5;
  width: min(1040px, calc(100vw - 160px));
  height: min(900px, calc(100vh - 56px));
  min-width: 720px;
  min-height: 520px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  overflow: hidden;
  resize: both;
  background: var(--panel-dark);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow);
}
.tool-window.is-minimized { height: auto !important; min-height: 0; resize: none; }
.tool-window.is-minimized .window-body,
.tool-window.is-minimized .window-footer { display: none; }
.tool-window.is-closed { display: none; }

.window-bar {
  min-height: 58px;
  padding: 8px 10px 8px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  background: linear-gradient(#2a302a, #1b201c);
  border-bottom: 1px solid var(--line-strong);
  cursor: move;
  touch-action: none;
  user-select: none;
}
.window-title-group { display: flex; align-items: center; gap: 10px; min-width: 0; }
.window-mark {
  flex: 0 0 auto;
  padding: 5px 7px;
  color: #12170f;
  background: var(--accent);
  border: 1px solid #f2b56f;
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: .08em;
}
.window-title-group h1 { margin: 0; font-size: 1rem; letter-spacing: .01em; }
.window-title-group p { margin: 2px 0 0; color: var(--muted); font-size: .74rem; }
.window-controls { display: flex; gap: 6px; }
.window-controls button {
  width: 32px;
  height: 30px;
  padding: 0;
  border: 1px solid #596159;
  background: #171b18;
  font-size: 1.05rem;
}
.window-controls button:hover { background: #30372f; }

.window-body {
  overflow: auto;
  padding: 14px;
  background:
    linear-gradient(rgba(255,255,255,.015), rgba(255,255,255,0)),
    var(--panel-dark);
}

.review-strip {
  margin-bottom: 12px;
  padding: 8px 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: #d8c7a9;
  background: #30271b;
  border: 1px solid #5d4a31;
  font-size: .78rem;
}
.review-strip strong { color: #f0b86e; }

.panel {
  margin: 0 0 12px;
  padding: 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 5px;
}
.intro-panel {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
  border-left: 4px solid var(--accent);
}
.panel h2 { margin: 2px 0 8px; font-size: clamp(1.2rem, 2vw, 1.65rem); line-height: 1.15; }
.panel p { max-width: 78ch; }
.kicker {
  margin: 0;
  color: var(--accent);
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.confidence-chip {
  flex: 0 0 auto;
  padding: 6px 9px;
  color: #dfe7db;
  background: #233024;
  border: 1px solid #4c654d;
  border-radius: 3px;
  font-size: .76rem;
  font-weight: 800;
}

.panel-heading {
  margin-bottom: 14px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
}
.panel-note { margin: 0; color: var(--muted); font-size: .8rem; text-align: right; }

.input-grid { display: grid; gap: 10px; }
.goals-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.advanced-goals-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.parts-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.field { display: grid; align-content: start; gap: 5px; min-width: 0; }
.field > span:first-child { color: #d7dbd3; font-size: .76rem; font-weight: 750; }
input, select {
  width: 100%;
  min-height: 38px;
  padding: 8px 9px;
  border: 1px solid #465047;
  border-radius: 3px;
  background: #0e120f;
  outline: none;
}
input:focus, select:focus { border-color: var(--accent); box-shadow: 0 0 0 2px rgba(216,138,56,.16); }
input::placeholder { color: #6e746d; }
.compound-input { display: grid; grid-template-columns: minmax(0, 1fr) auto; }
.compound-input input { border-radius: 3px 0 0 3px; }
.compound-input select { width: auto; min-width: 74px; border-left: 0; border-radius: 0 3px 3px 0; }
.suffix-input { display: grid; grid-template-columns: minmax(0, 1fr) auto; }
.suffix-input input { border-radius: 3px 0 0 3px; }
.suffix-input > span:last-child {
  min-width: 46px;
  display: grid;
  place-items: center;
  padding: 0 8px;
  color: var(--muted);
  background: #252b25;
  border: 1px solid #465047;
  border-left: 0;
  border-radius: 0 3px 3px 0;
  font-size: .72rem;
  white-space: nowrap;
}

details > summary {
  cursor: pointer;
  font-weight: 850;
  list-style: none;
}
details > summary::-webkit-details-marker { display: none; }
details > summary::before {
  content: "＋";
  display: inline-block;
  width: 1.3rem;
  color: var(--accent);
}
details[open] > summary::before { content: "−"; }
.optional-panel > summary span {
  margin-left: 6px;
  color: var(--faint);
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.details-intro {
  margin: 12px 0;
  color: var(--muted);
  font-size: .82rem;
}
.details-heading { margin-top: 12px; }

.results-panel { border-left: 4px solid var(--accent-2); }
.primary-recommendation { min-height: 120px; }
.empty-result {
  margin: 0;
  padding: 22px;
  color: var(--muted);
  background: #111612;
  border: 1px dashed #465047;
  border-radius: 4px;
}
.primary-card {
  background: #111612;
  border: 1px solid #465047;
  border-top: 4px solid var(--accent);
  border-radius: 5px;
  overflow: hidden;
}
.primary-card__header {
  padding: 14px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  border-bottom: 1px solid #303830;
}
.primary-card__header h3 { margin: 3px 0 0; font-size: 1.12rem; }
.primary-confidence {
  flex: 0 0 auto;
  padding: 5px 8px;
  color: #dfe7db;
  background: #233024;
  border: 1px solid #4c654d;
  font-size: .72rem;
  font-weight: 800;
}
.quick-metric-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
}
.quick-metric {
  min-width: 0;
  padding: 13px;
  display: grid;
  gap: 5px;
  border-right: 1px solid #303830;
}
.quick-metric:last-child { border-right: 0; }
.quick-metric span {
  color: var(--muted);
  font-size: .72rem;
}
.quick-metric strong {
  font-size: .95rem;
  font-variant-numeric: tabular-nums;
}
.quick-metric small {
  color: var(--faint);
  font-size: .68rem;
}
.primary-note {
  margin: 0;
  padding: 11px 14px;
  color: var(--muted);
  border-top: 1px solid #303830;
  font-size: .78rem;
}

.result-details {
  margin-top: 10px;
  padding: 11px 12px;
  background: #121713;
  border: 1px solid #303830;
  border-radius: 4px;
}
.result-details > summary { color: #d7dbd3; font-size: .82rem; }
.engineering-envelope,
.alternative-grid { margin-top: 12px; }

.envelope-card {
  min-width: 0;
  background: #121713;
  border: 1px solid var(--line);
  border-top: 3px solid #6d776d;
  border-radius: 4px;
}
.envelope-card[data-envelope="balanced"] { border-top-color: var(--accent); }
.envelope-card[data-envelope="aggressive"] { border-top-color: var(--danger); }
.envelope-card__header { padding: 12px; border-bottom: 1px solid var(--line); }
.envelope-card__header h3 { margin: 0; font-size: 1rem; }
.envelope-card__header p { margin: 5px 0 0; color: var(--muted); font-size: .75rem; line-height: 1.35; }
.envelope-table { width: 100%; border-collapse: collapse; font-size: .76rem; }
.envelope-table th,
.envelope-table td { padding: 7px 10px; border-bottom: 1px solid #29302a; vertical-align: top; }
.envelope-table th { width: 52%; color: #aeb4ac; font-weight: 650; text-align: left; }
.envelope-table td { color: #f4f1e8; font-variant-numeric: tabular-nums; text-align: right; }
.confidence-line { padding: 9px 10px; color: #9da69a; font-size: .7rem; }

.alternative-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.alternative-card {
  min-width: 0;
  padding: 13px;
  background: #111612;
  border: 1px solid #303830;
  border-radius: 4px;
}
.alternative-card[data-envelope="aggressive"] { border-top: 3px solid var(--danger); }
.alternative-card[data-envelope="conservative"] { border-top: 3px solid var(--accent-2); }
.alternative-card h3 { margin: 3px 0 5px; font-size: 1rem; }
.alternative-card header > p:last-child { margin: 0 0 10px; color: var(--muted); font-size: .76rem; }
.alternative-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid #303830;
}
.alternative-metrics .quick-metric {
  border-right: 1px solid #303830;
  border-bottom: 1px solid #303830;
}
.alternative-metrics .quick-metric:nth-child(even) { border-right: 0; }

.comparison-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.comparison-card { min-width: 0; }
.metric-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
.metric-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(120px, auto);
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid #2c332d;
  font-size: .8rem;
}
.metric-row span:first-child { color: var(--muted); }
.metric-row strong { font-variant-numeric: tabular-nums; text-align: right; }
.metric-row .confidence-tag { grid-column: 1 / -1; color: var(--faint); font-size: .7rem; text-align: left; }

.output-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.output-card { padding: 13px; background: #111612; border: 1px solid #303830; border-radius: 4px; }
.output-card h3 { margin: 0 0 7px; font-size: .9rem; }
.output-card p { margin: 0; color: #d6dad2; font-size: .82rem; }
.output-card ul { margin: 0; padding-left: 18px; color: #d3d7cf; font-size: .8rem; }
.output-card li + li { margin-top: 6px; }
.bottleneck-card { border-left: 4px solid var(--warning); }
.next-input { margin-top: 8px !important; color: #d4b56f !important; }
.empty-list { color: var(--faint); list-style: none; margin-left: -18px; }

.assumptions-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 16px; }
.assumptions-columns h3 { margin: 12px 0 6px; font-size: .86rem; }
.assumptions-columns ul { margin: 0; padding-left: 18px; color: var(--muted); font-size: .78rem; }

.disclaimer-panel { border-left: 4px solid var(--warning); }
.disclaimer-panel > p { color: #d0d3cd; font-size: .82rem; }
.disclaimer-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin-top: 14px; }
.disclaimer-grid > div { padding: 11px; background: #111612; border: 1px solid #343b34; }
.disclaimer-grid h3 { margin: 0 0 6px; font-size: .82rem; }
.disclaimer-grid p { margin: 0; color: var(--muted); font-size: .75rem; }

.window-footer {
  padding: 9px 11px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  background: #1b201c;
  border-top: 1px solid var(--line-strong);
}
.save-controls, .action-controls { display: flex; flex-wrap: wrap; gap: 7px; align-items: center; }
.window-footer input, .window-footer select { min-height: 34px; width: 150px; }
.window-footer button,
.quiet-button {
  min-height: 34px;
  padding: 7px 10px;
  border: 1px solid #5d675e;
  border-radius: 3px;
  background: #2b332c;
  font-size: .76rem;
  font-weight: 750;
}
.window-footer button:hover,
.quiet-button:hover { background: #3a443b; }
.quiet-button { color: #c2c6bf; background: #171b18; }
#sendToWorkbench { color: #17140e; background: var(--accent); border-color: #efb46f; }
#printBuildSheet { background: #39473a; border-color: #657c66; }

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 50;
  max-width: min(420px, calc(100vw - 36px));
  padding: 10px 12px;
  color: #f4f0e6;
  background: #252c26;
  border: 1px solid #667267;
  box-shadow: 0 8px 22px rgba(0,0,0,.28);
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: .18s ease;
  font-size: .8rem;
}
.toast.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1080px) {
  .goals-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .advanced-goals-grid, .parts-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .quick-metric-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .quick-metric { border-bottom: 1px solid #303830; }
  .disclaimer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .window-footer { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 780px) {
  body { overflow: auto; }
  .mod-desktop { min-height: 100dvh; overflow: visible; }
  .desktop-icon, .desktop-note { display: none; }
  .tool-window {
    position: relative !important;
    inset: auto !important;
    width: 100% !important;
    height: auto !important;
    min-width: 0;
    min-height: 100dvh;
    resize: none;
    border: 0;
  }
  .window-bar { position: sticky; top: 0; z-index: 8; cursor: default; }
  .window-body { overflow: visible; }
  .goals-grid,
  .advanced-goals-grid,
  .parts-grid,
  .alternative-grid,
  .comparison-grid,
  .output-grid,
  .assumptions-columns { grid-template-columns: 1fr; }
  .quick-metric-grid { grid-template-columns: 1fr 1fr; }
  .intro-panel, .panel-heading, .primary-card__header { flex-direction: column; }
  .panel-note { text-align: left; }
  .disclaimer-grid { grid-template-columns: 1fr; }
  .window-footer { position: sticky; bottom: 0; z-index: 7; }
  .window-controls { display: none; }
}

@media (max-width: 480px) {
  .quick-metric-grid { grid-template-columns: 1fr; }
  .quick-metric { border-right: 0; }
  .alternative-metrics { grid-template-columns: 1fr; }
  .alternative-metrics .quick-metric { border-right: 0; }
}

@media print {
  body { overflow: visible; background: white; color: black; }
  .mod-desktop { background: white; }
  .mod-desktop::before { display: none; }
  .desktop-icon, .desktop-note, .desktop-grain, .window-controls, .window-footer, .review-strip { display: none !important; }
  .tool-window { position: static !important; width: auto !important; height: auto !important; overflow: visible; resize: none; border: 0; box-shadow: none; background: white; }
  .window-bar { color: black; background: white; border: 0; padding-inline: 0; cursor: default; }
  .window-mark { color: black; background: white; border-color: black; }
  .window-title-group p { color: #444; }
  .window-body { overflow: visible; padding: 0; background: white; }
  .panel, .envelope-card, .output-card, .disclaimer-grid > div, .primary-card, .alternative-card { break-inside: avoid; color: black; background: white; border-color: #999; }
  .kicker { color: #6a3b0d; }
  input, select, button { display: none !important; }
  .panel-note, .field { display: none; }
  details { display: block; }
  details > * { display: block !important; }
  .envelope-table th, .metric-row span:first-child, .output-card p, .output-card ul, .disclaimer-panel > p, .disclaimer-grid p, .assumptions-columns ul { color: #222; }
}


/* Explicit, opt-in local Garage → Dream Scooter input. No inferred ratings. */
.garage-import {
  display:flex;align-items:center;flex-wrap:wrap;gap:9px 14px;
  padding:10px 14px;margin-bottom:12px;border:1px solid #536a57;
  background:rgba(8,17,10,.94);color:#dce6d7;font-size:.86rem;
}
.garage-import span{flex:1 1 220px;overflow-wrap:anywhere}
.garage-import button{cursor:pointer;padding:8px 10px;border:1px solid #84ff48;background:#101d12;color:#84ff48;font:800 .85rem system-ui}
.garage-import button:hover,.garage-import button:focus-visible{color:#091009;background:#84ff48}
.garage-import a{color:#84ff48;font-weight:800}