/* Remove number input spinner arrows */
input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
  -webkit-appearance: none !important;
  margin: 0 !important;
}

input[type="number"],
input[type="text"].th-input {
  width: 90px;
  padding: 6px 10px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: #38bdf8;
  font-size: 0.95rem;
  font-weight: 700;
  text-align: center;
  outline: none;
  transition: var(--transition);
  -webkit-appearance: none !important;
  -moz-appearance: textfield !important;
  appearance: textfield !important;
}

:root {
  --bg-primary: #0b0f17;
  --bg-secondary: #131b26;
  --bg-card: #182232;
  --bg-card-hover: #1e2b3e;
  --bg-input: #0f1622;
  --border-color: #243247;
  --border-highlight: #3b82f6;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent-green: #10b981;
  --accent-green-bg: rgba(16, 185, 129, 0.15);
  --accent-blue: #3b82f6;
  --accent-blue-bg: rgba(59, 130, 246, 0.15);
  --accent-purple: #8b5cf6;
  --accent-gold: #f59e0b;
  --accent-gold-bg: rgba(245, 158, 11, 0.15);
  --accent-silver: #94a3b8;
  --accent-bronze: #b45309;
  --accent-red: #ef4444;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 20px rgba(16, 185, 129, 0.3);
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  padding-bottom: 60px;
}

.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
header {
  background: linear-gradient(180deg, #131d2e 0%, var(--bg-primary) 100%);
  border-bottom: 1px solid var(--border-color);
  padding: 28px 0 20px;
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(12px);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #059669, #10b981);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.4);
}

.brand-icon svg {
  width: 28px;
  height: 28px;
  fill: #ffffff;
}

.brand-title h1 {
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-title h1 span.badge-salad {
  background: var(--accent-green-bg);
  color: var(--accent-green);
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 9999px;
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-weight: 600;
}

.brand-title p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-primary);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-highlight);
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, #059669, #10b981);
  border-color: #10b981;
  color: #fff;
}
.btn-primary:hover {
  background: linear-gradient(135deg, #047857, #059669);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
}

.btn-outline {
  background: transparent;
  border-color: var(--border-color);
  color: var(--text-secondary);
}
.btn-outline:hover {
  color: var(--text-primary);
  border-color: var(--accent-blue);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.3);
  color: #f87171;
}
.btn-danger:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: #ef4444;
}

/* Top Highlights / Leaderboard Cards */
.top-highlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin: 24px 0;
}

.highlight-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.highlight-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.highlight-card.rank-1 {
  border-color: var(--accent-gold);
  background: linear-gradient(145deg, #182232 0%, rgba(245, 158, 11, 0.08) 100%);
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.15);
}

.highlight-card.rank-1::before {
  content: 'PALING WORTH';
  position: absolute;
  top: 10px;
  right: 12px;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  background: var(--accent-gold);
  color: #000;
  padding: 2px 8px;
  border-radius: 9999px;
}

.card-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.card-main-val {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-sub-val {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.stat-pill {
  background: var(--bg-input);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  font-size: 0.8rem;
  font-weight: 600;
}

.stat-pill.success {
  background: var(--accent-green-bg);
  border-color: rgba(16, 185, 129, 0.3);
  color: var(--accent-green);
}

/* Tier Selector & Filter Toolbar */
.toolbar-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.tier-tabs {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.tier-tab {
  padding: 8px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background: var(--bg-input);
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}

.tier-tab:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
}

.tier-tab.active {
  background: var(--accent-blue);
  color: #fff;
  border-color: var(--accent-blue);
  box-shadow: 0 2px 10px rgba(59, 130, 246, 0.35);
}

.tier-tab .tier-count {
  font-size: 0.72rem;
  padding: 1px 6px;
  border-radius: 9999px;
  background: rgba(0, 0, 0, 0.25);
}

.filter-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.filter-group-left {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  flex: 1;
}

.search-box {
  position: relative;
  min-width: 260px;
  flex: 1;
  max-width: 380px;
}

.search-box input {
  width: 100%;
  padding: 8px 12px 8px 36px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.88rem;
  outline: none;
  transition: var(--transition);
}

.search-box input:focus {
  border-color: var(--border-highlight);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.search-box svg {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  fill: var(--text-muted);
}

.select-custom {
  padding: 8px 12px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.85rem;
  outline: none;
  cursor: pointer;
  transition: var(--transition);
}

.select-custom:focus {
  border-color: var(--border-highlight);
}

.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
}

.checkbox-label input {
  accent-color: var(--accent-green);
  cursor: pointer;
}

/* Main Table */
.table-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.table-wrapper {
  overflow-x: auto;
}

table.gpu-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.88rem;
}

table.gpu-table th {
  background: var(--bg-secondary);
  padding: 12px 16px;
  color: var(--text-secondary);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

table.gpu-table th.sortable {
  cursor: pointer;
  user-select: none;
  transition: var(--transition);
}

table.gpu-table th.sortable:hover {
  color: var(--text-primary);
  background: var(--bg-card-hover);
}

table.gpu-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

table.gpu-table tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

table.gpu-table tr.top-pick-1 {
  background: rgba(245, 158, 11, 0.04);
}

table.gpu-table tr.top-pick-1 td:first-child {
  border-left: 3px solid var(--accent-gold);
}

/* Worth Index Cell */
.index-cell {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 120px;
}

.index-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.index-score {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-primary);
}

.index-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

.badge-top1 {
  background: var(--accent-gold);
  color: #000;
}

.badge-top2 {
  background: #cbd5e1;
  color: #0f172a;
}

.badge-top3 {
  background: #b45309;
  color: #fff;
}

.badge-high {
  background: var(--accent-green-bg);
  color: var(--accent-green);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-mid {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-low {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-none {
  background: rgba(148, 163, 184, 0.1);
  color: var(--text-muted);
}

.progress-track {
  width: 100%;
  height: 6px;
  background: var(--bg-input);
  border-radius: 9999px;
  overflow: hidden;
  position: relative;
}

.progress-fill {
  height: 100%;
  border-radius: 9999px;
  transition: width 0.3s ease;
}

.progress-fill.top {
  background: linear-gradient(90deg, #10b981, #059669);
}

.progress-fill.mid {
  background: linear-gradient(90deg, #f59e0b, #d97706);
}

.progress-fill.low {
  background: linear-gradient(90deg, #ef4444, #dc2626);
}

/* GPU Info Cell */
.gpu-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.gpu-name-row {
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.gpu-tags {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
}

.tag-spec {
  background: var(--bg-input);
  color: var(--text-secondary);
  padding: 1px 6px;
  border-radius: 4px;
  border: 1px solid var(--border-color);
  font-weight: 500;
}

.tag-nvidia {
  border-color: rgba(118, 185, 0, 0.3);
  color: #92e000;
}

.tag-amd {
  border-color: rgba(237, 28, 36, 0.3);
  color: #ff6b6b;
}

/* TH Input Cell */
.th-input-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
}

.th-input {
  width: 90px;
  padding: 6px 10px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: #38bdf8;
  font-size: 0.95rem;
  font-weight: 700;
  text-align: center;
  outline: none;
  transition: var(--transition);
  -webkit-appearance: none !important;
  -moz-appearance: textfield !important;
  appearance: textfield !important;
}

.th-input:focus {
  border-color: #38bdf8;
  background: #111a28;
  box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.25);
}

.th-unit {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
}

.btn-clear-th {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 2px;
  font-size: 0.75rem;
  visibility: hidden;
}

.th-input-wrap:hover .btn-clear-th {
  visibility: visible;
}

.btn-clear-th:hover {
  color: #ef4444;
}

/* Price Cells */
.price-main {
  font-weight: 700;
  color: var(--text-primary);
}

.price-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Efficiency Metrics */
.metric-highlight {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--accent-green);
}

.metric-cost {
  font-weight: 700;
  color: #38bdf8;
}

/* Empty / No data state */
.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
}

/* Modal styles */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s ease;
}

.modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 650px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  padding: 24px;
  position: relative;
  transform: scale(0.95);
  transition: transform 0.2s ease;
}

.modal-backdrop.active .modal-content {
  transform: scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 14px;
  margin-bottom: 18px;
}

.modal-header h2 {
  font-size: 1.25rem;
  font-weight: 700;
}

.btn-close-modal {
  background: transparent;
  border: none;
  font-size: 1.4rem;
  color: var(--text-muted);
  cursor: pointer;
  line-height: 1;
}

.btn-close-modal:hover {
  color: var(--text-primary);
}

/* Simulator Form */
.sim-form-group {
  margin-bottom: 16px;
}

.sim-form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.sim-input {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  outline: none;
}

.sim-input:focus {
  border-color: var(--border-highlight);
}

.sim-results {
  margin-top: 20px;
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
}

.sim-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sim-card.best {
  border-color: var(--accent-green);
  background: rgba(16, 185, 129, 0.08);
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-highlight);
  color: var(--text-primary);
  padding: 12px 20px;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  font-size: 0.88rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 200;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* Responsive adjustments */
@media (max-width: 900px) {
  .header-content {
    flex-direction: column;
    align-items: flex-start;
  }
  .filter-row {
    flex-direction: column;
    align-items: stretch;
  }
  .search-box {
    max-width: 100%;
  }
}


/* Sort indicator and active column styles */
table.gpu-table th.sortable {
  cursor: pointer;
  user-select: none;
  transition: all 0.2s ease;
  position: relative;
}

table.gpu-table th.sortable:hover {
  background: var(--bg-card-hover) !important;
  color: #fff !important;
}

.sort-indicator {
  display: inline-block;
  margin-left: 6px;
  font-size: 0.75rem;
  color: var(--text-muted);
  vertical-align: middle;
}

table.gpu-table th.sort-active {
  color: #38bdf8 !important;
  background: rgba(56, 189, 248, 0.12) !important;
  border-bottom: 2px solid #38bdf8 !important;
}

table.gpu-table th.sort-active .sort-indicator {
  color: #38bdf8 !important;
  font-weight: 800;
}