/* ================================================================== */
/*  Deal Finder Web — Dark utilitarian dashboard                       */
/* ================================================================== */

:root {
  --bg-root: #0c0d0f;
  --bg-card: #151719;
  --bg-surface: #1a1c1f;
  --bg-elevated: #22252a;
  --border: #2a2d33;
  --border-light: #353940;
  --text-primary: #e8eaed;
  --text-secondary: #9aa0a8;
  --text-muted: #5f656d;
  --accent-green: #22c55e;
  --accent-green-dim: #166534;
  --accent-blue: #3b82f6;
  --accent-blue-dim: #1e3a5f;
  --accent-purple: #a78bfa;
  --accent-purple-dim: #2a1f4e;
  --accent-red: #ef4444;
  --accent-red-dim: #3d1515;
  --accent-yellow: #eab308;
  --accent-yellow-dim: #3d3210;
  --accent-orange: #f97316;
  --font-body: 'Outfit', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --radius: 10px;
  --radius-lg: 14px;
}

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

body {
  background: var(--bg-root);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%; /* prevent iOS text zoom */
}

/* Ensure touch targets are at least 44px */
select, button, input, .sort-btn, .deal-action-btn {
  min-height: 44px;
}

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

/* ---- App Shell ---- */

.app {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---- Header ---- */

.header {
  padding: 24px 0 0;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-icon {
  font-size: 28px;
}
.logo-text {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--accent-green), var(--accent-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.header-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  padding: 4px 12px;
  border-radius: 20px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ---- Search ---- */

.search-section {
  margin: 28px 0 0;
}
.search-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}
.search-row {
  display: flex;
  gap: 10px;
}
.search-input {
  flex: 1;
  background: var(--bg-root);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 500;
  outline: none;
  transition: border-color 0.15s;
}
.search-input:focus {
  border-color: var(--accent-green);
}
.search-input::placeholder {
  color: var(--text-muted);
}
.search-btn {
  background: linear-gradient(135deg, #16a34a, #15803d);
  color: #fff;
  border: none;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.1s, box-shadow 0.15s;
  white-space: nowrap;
}
.search-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(22, 163, 74, 0.3);
}
.search-btn:active {
  transform: translateY(0);
}
.search-btn:disabled {
  opacity: 0.6;
  cursor: wait;
}

.search-filters {
  display: flex;
  gap: 12px;
  margin-top: 14px;
  flex-wrap: wrap;
}
.filter-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.filter-group label {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.filter-group select,
.filter-group input:not([type="checkbox"]) {
  background: var(--bg-root);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 12px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 13px;
  outline: none;
  min-width: 120px;
}
.filter-group select:focus,
.filter-group input:not([type="checkbox"]):focus {
  border-color: var(--accent-blue);
}

/* Source checkboxes */
.source-checkboxes {
  display: flex;
  gap: 10px;
  align-items: center;
  background: var(--bg-root);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0 12px;
  height: 35px;
}
.source-check {
  display: flex;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  line-height: 1;
}
.source-check input[type="checkbox"] {
  width: 13px;
  height: 13px;
  margin: 0;
  cursor: pointer;
  accent-color: var(--accent-blue);
}
.check-label {
  font-size: 13px;
  color: var(--text-primary);
  font-family: var(--font-body);
  user-select: none;
}
.source-badge {
  display: inline-block;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 6px;
  border-radius: 3px;
  margin-left: 6px;
  vertical-align: middle;
}
.source-badge--craigslist {
  background: rgba(168, 85, 247, 0.15);
  color: #c084fc;
}
.source-badge--autotrader {
  background: rgba(249, 115, 22, 0.15);
  color: #fb923c;
}

/* ---- Status / Progress ---- */

.status-section {
  margin: 20px 0;
}
.status-inner {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
}
.status-text {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
}
.progress-bar {
  height: 6px;
  background: var(--bg-root);
  border-radius: 3px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-green));
  border-radius: 3px;
  transition: width 0.3s ease;
}
.status-detail {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 8px;
}

/* ---- Stats ---- */

.stats-section {
  margin: 20px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
}
.stat-card--accent {
  border-color: var(--accent-green-dim);
  background: linear-gradient(135deg, var(--bg-card), #0f1a12);
}
.stat-value {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.02em;
  font-family: var(--font-mono);
}
.stat-card--accent .stat-value {
  color: var(--accent-green);
}
.stat-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 2px;
}

/* ---- Sort ---- */

.sort-section {
  margin: 16px 0;
}
.sort-row {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.sort-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-right: 4px;
}
.sort-btn {
  background: var(--bg-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.12s;
}
.sort-btn:hover {
  background: var(--border-light);
  color: var(--text-primary);
}
.sort-btn--active {
  background: var(--accent-green-dim);
  color: var(--accent-green);
  border-color: var(--accent-green-dim);
}

/* ---- Results Grid ---- */

.results-section {
  margin: 20px 0 40px;
}
.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 16px;
}

/* ---- Deal Card ---- */

.deal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.15s, transform 0.1s;
}
.deal-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
}
.deal-card--hot { border-color: var(--accent-red-dim); }
.deal-card--good { border-color: var(--accent-green-dim); }

.deal-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: var(--bg-elevated);
  display: block;
}
.deal-card-img--empty {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  color: var(--text-muted);
}

.deal-card-body {
  padding: 16px;
}

.deal-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}
.deal-card-info {
  flex: 1;
  min-width: 0;
}
.deal-card-title {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.deal-card-title a {
  color: var(--text-primary);
  text-decoration: none;
}
.deal-card-title a:hover {
  color: var(--accent-blue);
}
.deal-card-prices {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  padding: 8px 10px;
  background: rgba(0,0,0,0.3);
  border-radius: 8px;
}
.deal-price-ask,
.deal-price-est {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.deal-price-label {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}
.deal-price-ask .deal-price-value {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.deal-price-arrow {
  font-size: 12px;
  color: var(--text-muted);
  flex-shrink: 0;
}
.deal-price-est .deal-price-value {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.deal-price-est--above .deal-price-value {
  color: var(--accent-green);
}
.deal-price-est--above .deal-price-label {
  color: var(--accent-green);
}
.deal-price-est--below .deal-price-value {
  color: var(--accent-red);
}
.deal-price-est--below .deal-price-label {
  color: var(--accent-red);
}
.deal-card-location {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}
.deal-card-vehicle {
  font-size: 11px;
  color: var(--accent-blue);
  margin-top: 4px;
  font-family: var(--font-mono);
}

/* Score ring */
.score-ring {
  position: relative;
  width: 50px;
  height: 50px;
  flex-shrink: 0;
}
.score-ring svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}
.score-ring-bg {
  fill: none;
  stroke: var(--border);
  stroke-width: 3;
}
.score-ring-fg {
  fill: none;
  stroke: var(--accent-green);
  stroke-width: 3;
  stroke-linecap: round;
}
.deal-card--hot .score-ring-fg { stroke: var(--accent-red); }
.deal-card--good .score-ring-fg { stroke: var(--accent-green); }
.score-ring-text {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
}

/* Valuation panel */
.deal-valuation {
  margin-top: 12px;
  padding: 10px 12px;
  background: var(--accent-blue-dim);
  border-radius: 8px;
  border-left: 3px solid var(--accent-blue);
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.6;
}
.deal-valuation strong {
  color: var(--text-primary);
}
.deal-valuation-header {
  font-weight: 700;
  color: var(--accent-blue);
  margin-bottom: 2px;
}
.deal-valuation .val-neg {
  color: var(--accent-red);
  font-weight: 600;
}

/* Issues panel */
.deal-issues {
  margin-top: 10px;
  padding: 10px 12px;
  background: var(--accent-yellow-dim);
  border-radius: 8px;
  border-left: 3px solid var(--accent-yellow);
  font-size: 12px;
}
.deal-issues-header {
  font-weight: 700;
  color: var(--accent-yellow);
  margin-bottom: 4px;
}
.deal-issue-row {
  display: flex;
  justify-content: space-between;
  color: var(--text-secondary);
  padding: 1px 0;
}
.deal-issue-cost {
  color: var(--accent-red);
  font-weight: 600;
  font-family: var(--font-mono);
}
.deal-issue-total {
  font-size: 12px;
  color: var(--text-primary);
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-family: var(--font-mono);
}

/* VIN panel */
.deal-vin {
  margin-top: 10px;
  padding: 10px 12px;
  background: var(--accent-purple-dim);
  border-radius: 8px;
  border-left: 3px solid var(--accent-purple);
  font-size: 11px;
  color: var(--text-secondary);
  line-height: 1.6;
}
.deal-vin-header {
  font-weight: 700;
  color: var(--accent-purple);
  font-family: var(--font-mono);
  font-size: 11px;
  word-break: break-all;
}
.deal-vin .vin-ok { color: var(--accent-green); }
.deal-vin .vin-warn { color: var(--accent-red); font-weight: 600; }

/* Bottom tags */
.deal-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}
.deal-tag {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  background: var(--bg-elevated);
  color: var(--text-secondary);
}
.deal-tag--hot { background: var(--accent-red-dim); color: var(--accent-red); }
.deal-tag--good { background: var(--accent-green-dim); color: var(--accent-green); }
.deal-tag--profit-pos { background: var(--accent-green-dim); color: var(--accent-green); font-family: var(--font-mono); }
.deal-tag--profit-neg { background: var(--accent-red-dim); color: var(--accent-red); font-family: var(--font-mono); }

/* Action buttons */
.deal-card-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.deal-action-btn {
  flex: 1;
  padding: 8px 12px;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid;
  text-align: center;
  text-decoration: none;
  transition: background 0.12s;
}
.deal-action-btn--copy {
  background: var(--accent-purple-dim);
  color: var(--accent-purple);
  border-color: #4c3a8a;
}
.deal-action-btn--copy:hover { background: #3b2d6b; }
.deal-action-btn--view {
  background: var(--accent-green-dim);
  color: var(--accent-green);
  border-color: #2d5a3a;
}
.deal-action-btn--view:hover { background: #254a2e; }

/* Copy result */
.deal-copy-result {
  margin-top: 8px;
  font-size: 11px;
  color: var(--accent-green);
  padding: 6px 10px;
  background: var(--accent-green-dim);
  border-radius: 6px;
}

/* ---- Extended Value Factors Panel ---- */

.deal-extended {
  margin-top: 10px;
  padding: 10px 12px;
  background: #111820;
  border-radius: 8px;
  border-left: 3px solid var(--accent-blue);
  font-size: 11px;
}
.deal-extended-header {
  font-weight: 700;
  color: var(--accent-blue);
  margin-bottom: 6px;
  font-size: 12px;
}
.deal-ext-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2px 0;
  color: var(--text-secondary);
}
.deal-ext--pos {
  color: var(--accent-green);
}
.deal-ext--neg {
  color: var(--accent-red);
}
.deal-ext-val {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 11px;
  flex-shrink: 0;
  margin-left: 8px;
}
.deal-ext-toggle {
  background: none;
  border: none;
  color: var(--accent-blue);
  font-size: 11px;
  font-family: var(--font-body);
  font-weight: 600;
  cursor: pointer;
  padding: 4px 0 0;
  margin: 0;
}
.deal-ext-toggle:hover {
  text-decoration: underline;
}

/* ---- Empty State ---- */

.empty-section {
  padding: 80px 20px;
  text-align: center;
}
.empty-inner {
  max-width: 500px;
  margin: 0 auto;
}
.empty-icon {
  font-size: 56px;
  margin-bottom: 16px;
}
.empty-section h2 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 10px;
}
.empty-section p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 28px;
}
.empty-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: left;
  max-width: 340px;
  margin: 0 auto;
}
.feature-item {
  font-size: 13px;
  color: var(--text-secondary);
  padding: 8px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
}

/* ---- Footer ---- */

.footer {
  padding: 30px 0;
  text-align: center;
  font-size: 11px;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  margin-top: 40px;
}

/* ---- Responsive ---- */

/* ---- Tablet ---- */
@media (max-width: 768px) {
  .app { padding: 0 14px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .results-grid { grid-template-columns: 1fr; }
  .search-filters { flex-direction: column; gap: 10px; }
  .filter-group { width: 100%; }
  .filter-group select,
  .filter-group input:not([type="checkbox"]) { width: 100%; min-width: 0; }
  .source-checkboxes { width: 100%; }
  .header-tag { font-size: 9px; padding: 3px 8px; }
  .sort-row { gap: 4px; }
  .sort-btn { padding: 6px 10px; font-size: 11px; }
  .deal-card-prices { gap: 6px; }
  .deal-price-ask .deal-price-value,
  .deal-price-est .deal-price-value { font-size: 18px; }
  .deal-card-actions { flex-direction: column; }
}

/* ---- Mobile ---- */
@media (max-width: 480px) {
  .app { padding: 0 10px; }

  /* Header */
  .header { padding: 16px 0 0; }
  .header-inner { flex-direction: column; align-items: flex-start; gap: 6px; }
  .logo-text { font-size: 20px; }
  .header-tag { display: block; font-size: 8px; padding: 3px 8px; }

  /* Search */
  .search-form { padding: 14px; }
  .search-row { flex-direction: column; gap: 8px; }
  .search-input { font-size: 16px; padding: 12px 14px; } /* 16px prevents iOS zoom */
  .search-btn { width: 100%; padding: 14px; }

  /* Stats */
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 6px; }
  .stat-card { padding: 12px 8px; }
  .stat-value { font-size: 18px; }
  .stat-label { font-size: 9px; }

  /* Sort */
  .sort-row { overflow-x: auto; flex-wrap: nowrap; -webkit-overflow-scrolling: touch; padding-bottom: 4px; }
  .sort-label { display: none; }
  .sort-btn { flex-shrink: 0; padding: 6px 12px; font-size: 11px; }

  /* Deal cards */
  .results-grid { gap: 12px; }
  .deal-card-img { height: 180px; }
  .deal-card-body { padding: 12px; }
  .deal-card-title { font-size: 14px; }
  .deal-card-top { gap: 8px; }
  .score-ring { width: 44px; height: 44px; }
  .score-ring-text { font-size: 13px; }

  /* Price comparison */
  .deal-card-prices { padding: 6px 8px; gap: 6px; flex-wrap: wrap; }
  .deal-price-ask .deal-price-value,
  .deal-price-est .deal-price-value { font-size: 17px; }
  .deal-price-label { font-size: 8px; }
  .deal-price-arrow { font-size: 10px; }

  /* Info panels */
  .deal-valuation,
  .deal-issues,
  .deal-vin,
  .deal-extended { padding: 8px 10px; font-size: 11px; }
  .deal-valuation-header,
  .deal-issues-header,
  .deal-vin-header,
  .deal-extended-header { font-size: 11px; }

  /* Tags */
  .deal-card-tags { gap: 4px; }
  .deal-tag { font-size: 10px; padding: 3px 8px; }

  /* Action buttons */
  .deal-card-actions { flex-direction: column; gap: 6px; }
  .deal-action-btn { padding: 10px 12px; font-size: 13px; text-align: center; }

  /* Issue rows */
  .deal-issue-row { font-size: 11px; flex-wrap: wrap; gap: 2px; }
  .deal-ext-row { font-size: 10px; flex-wrap: wrap; gap: 2px; }

  /* Status */
  .status-inner { padding: 12px 14px; }
  .status-text { font-size: 13px; }

  /* Empty state */
  .empty-section { padding: 50px 12px; }
  .empty-icon { font-size: 40px; }
  .empty-section h2 { font-size: 18px; }
  .empty-section p { font-size: 13px; }

  /* Footer */
  .footer { font-size: 10px; padding: 20px 0; }
}