:root {
  --signal-blue: oklch(58% 0.20 255);
  --signal-blue-hover: oklch(52% 0.21 255);
  --signal-green: oklch(60% 0.18 148);
  --signal-green-hover: oklch(54% 0.19 148);
  --alert-red: oklch(58% 0.22 25);
  --alert-red-hover: oklch(52% 0.23 25);
  --alert-amber: oklch(68% 0.18 65);
  --signal-purple: oklch(62% 0.20 300);
  --signal-cyan: oklch(66% 0.16 210);

  --bg: oklch(98.5% 0.003 255);
  --surface: oklch(100% 0 0);
  --surface-alt: oklch(96% 0.005 255);
  --surface-hover: oklch(93.5% 0.008 255);
  --text: oklch(18% 0.01 255);
  --text-secondary: oklch(45% 0.01 255);
  --text-muted: oklch(62% 0.008 255);
  --border: oklch(89% 0.006 255);
  --border-focus: oklch(58% 0.20 255);
  --table-header: oklch(96.5% 0.004 255);
  --table-row-hover: oklch(97% 0.008 255);

  --shadow-sm: 0 1px 3px oklch(20% 0.02 255 / 0.06);
  --shadow-md: 0 4px 16px oklch(20% 0.02 255 / 0.08);
  --shadow-lg: 0 12px 32px oklch(20% 0.02 255 / 0.12);

  --radius-xs: 3px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 10px;

  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 24px;
  --space-2xl: 32px;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Inter", "Helvetica Neue", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
  --bg: oklch(14% 0.008 255);
  --surface: oklch(18% 0.009 255);
  --surface-alt: oklch(22.5% 0.01 255);
  --surface-hover: oklch(27% 0.012 255);
  --text: oklch(94% 0.004 255);
  --text-secondary: oklch(70% 0.006 255);
  --text-muted: oklch(50% 0.005 255);
  --border: oklch(27% 0.008 255);
  --border-focus: oklch(62% 0.20 255);
  --table-header: oklch(21% 0.009 255);
  --table-row-hover: oklch(23% 0.011 255);

  --shadow-sm: 0 1px 3px oklch(0% 0 0 / 0.3);
  --shadow-md: 0 6px 20px oklch(0% 0 0 / 0.4);
  --shadow-lg: 0 16px 40px oklch(0% 0 0 / 0.6);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  font-family: var(--font-sans);
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  color-scheme: light dark;
}
body {
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
  padding: var(--space-xl) var(--space-lg);
  transition: background-color 0.2s ease, color 0.2s ease;
}
@media (max-width: 640px) { body { padding: var(--space-md); } }

.page { max-width: 1040px; margin: 0 auto; }

/* Headers */
.header, .dashboard-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}
.header-left, .header-titles {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}
.header h1, .dashboard-header h1 {
  font-size: 1.45rem;
  font-weight: 750;
  letter-spacing: -0.025em;
  color: var(--text);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.header-tag {
  font-size: 0.72rem;
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--surface-alt);
  color: var(--text-secondary);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.header-actions, .header-nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}
.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.84rem;
  font-weight: 600;
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.15s var(--ease-out);
}
.nav-link:hover {
  color: var(--text);
  background: var(--surface-alt);
  border-color: var(--text-muted);
}
.theme-btn {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: all 0.15s var(--ease-out);
}
.theme-btn:hover {
  color: var(--text);
  background: var(--surface-alt);
  border-color: var(--border-focus);
}
.theme-btn:focus-visible, .btn:focus-visible, .btn-copy:focus-visible,
.btn-retry:focus-visible, .tab:focus-visible, .nav-link:focus-visible,
.model-chip:focus-visible, .pill:focus-visible, .plat-pill:focus-visible,
.stat-card:focus-visible {
  outline: 2px solid var(--signal-blue);
  outline-offset: 2px;
}

/* Input Section */
.input-section {
  max-width: 640px;
  margin: 0 auto var(--space-xl);
  background: var(--surface);
  padding: var(--space-xl);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s var(--ease-out);
}
@media (max-width: 640px) {
  .input-section { padding: var(--space-md); border-radius: var(--radius-md); }
}
.field { margin-bottom: var(--space-md); }
.label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-xs);
}
label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.label-hint {
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.72rem;
  color: var(--text-muted);
}
.key-badge, .badge {
  font-size: 0.72rem;
  font-weight: 650;
  padding: 1px 7px;
  border-radius: 12px;
  background: var(--surface-alt);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  text-transform: none;
  letter-spacing: 0;
}
.label-actions { display: flex; gap: var(--space-xs); }
.btn-action-text {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.74rem;
  font-weight: 650;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: var(--radius-xs);
  transition: color 0.15s var(--ease-out), background 0.15s var(--ease-out);
}
.btn-action-text:hover { color: var(--signal-blue); background: var(--surface-alt); }

input, textarea, select, .form-control {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg);
  color: var(--text);
  font-family: inherit;
  font-size: 0.88rem;
  transition: border-color 0.15s var(--ease-out), box-shadow 0.15s var(--ease-out), background-color 0.15s var(--ease-out);
  appearance: none;
}
input:focus, textarea:focus, select:focus, .form-control:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px oklch(58% 0.20 255 / 0.15);
  background: var(--surface);
}
input:disabled, textarea:disabled, select:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
textarea {
  height: 90px;
  resize: vertical;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.5;
}

/* Dropdown */
.dropdown-wrap { position: relative; }
.dropdown-wrap .arrow {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 9px;
  color: var(--text-muted);
  pointer-events: none;
}
.dropdown-menu {
  position: absolute;
  width: 100%;
  max-height: 240px;
  overflow-y: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  z-index: 1000;
  display: none;
  left: 0;
  top: calc(100% + 4px);
}
.dropdown-menu div {
  padding: 9px 12px;
  cursor: pointer;
  text-align: left;
  font-size: 0.82rem;
  font-family: var(--font-mono);
  line-height: 1.4;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: background 0.1s var(--ease-out);
}
.dropdown-menu div:hover, .dropdown-menu div.hl {
  background: var(--surface-alt);
  color: var(--signal-blue);
}

/* Button System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.86rem;
  font-weight: 650;
  box-shadow: var(--shadow-sm);
  transition: all 0.15s var(--ease-out);
  user-select: none;
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none !important; }
.btn:active:not(:disabled) { transform: scale(0.98); }
.btn-primary { background: var(--signal-blue); color: #fff; border-color: transparent; }
.btn-primary:hover:not(:disabled) { background: var(--signal-blue-hover); }
.btn-secondary { background: var(--surface-alt); color: var(--text); border-color: var(--border); }
.btn-secondary:hover:not(:disabled) { background: var(--surface-hover); border-color: var(--text-muted); }
.btn.btn-cancel, .btn-danger { background: var(--alert-red); border-color: transparent; color: #fff; }
.btn.btn-cancel:hover:not(:disabled), .btn-danger:hover:not(:disabled) { background: var(--alert-red-hover); }
.btn-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}
@media (max-width: 540px) { .btn-row { grid-template-columns: 1fr; } }
.kbd {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 1px 5px;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.22);
  color: #fff;
  font-weight: 600;
}
[data-theme="dark"] .kbd { background: rgba(0, 0, 0, 0.35); }
.btn-secondary .kbd { background: var(--surface); color: var(--text-secondary); border: 1px solid var(--border); }

.btn-copy {
  background: var(--signal-green);
  color: #fff;
  font-size: 0.74rem;
  padding: 3px 8px;
  border: none;
  border-radius: var(--radius-xs);
  cursor: pointer;
  font-weight: 650;
  transition: all 0.15s var(--ease-out);
}
.btn-copy:hover { background: var(--signal-green-hover); }
.btn-copy.copied { background: oklch(52% 0.15 148); }
.btn-retry {
  background: var(--surface-alt);
  color: var(--text);
  border: 1px solid var(--border);
  font-size: 0.76rem;
  font-weight: 650;
  padding: 2px 8px;
  border-radius: var(--radius-xs);
  cursor: pointer;
  margin-left: 6px;
}
.btn-retry:hover { background: var(--surface-hover); }

/* Results Toolbar & Tabs */
.result-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
}
.result-tabs {
  display: flex;
  gap: var(--space-xs);
  align-items: center;
  flex-wrap: wrap;
}
.pill {
  padding: 5px 12px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-secondary);
  font-size: 0.80rem;
  font-weight: 650;
  cursor: pointer;
  transition: all 0.15s var(--ease-out);
}
.pill:hover { color: var(--text); background: var(--surface-alt); }
.pill.active { background: var(--signal-blue); color: #fff; border-color: var(--signal-blue); }
.pill.active-ok { background: var(--signal-green); color: #fff; border-color: var(--signal-green); }
.pill.active-fail { background: var(--alert-red); color: #fff; border-color: var(--alert-red); }
.result-actions { display: flex; gap: var(--space-xs); align-items: center; }
.btn-tool {
  padding: 5px 12px;
  font-size: 0.78rem;
  font-weight: 650;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  color: var(--text-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  box-shadow: var(--shadow-sm);
  transition: all 0.15s var(--ease-out);
}
.btn-tool:hover { color: var(--text); background: var(--surface-alt); border-color: var(--text-muted); }
.btn-tool.btn-tool-accent {
  color: var(--signal-green);
  border-color: color-mix(in oklch, var(--signal-green) 40%, var(--border));
}
.btn-tool.btn-tool-accent:hover {
  background: color-mix(in oklch, var(--signal-green) 12%, var(--surface));
}

/* Platform Switcher & Badges */
.plat-nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  border-bottom: 1px solid var(--border);
  padding-bottom: var(--space-sm);
  flex-wrap: wrap;
}
.plat-pills {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.plat-pill {
  font-size: 0.82rem;
  padding: 5px 12px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  transition: all 0.15s var(--ease-out);
}
.plat-pill:hover { color: var(--text); border-color: var(--border-focus); background: var(--surface-hover); }
.plat-pill.active {
  background: var(--signal-blue);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}
.plat-pill .pill-badge {
  font-size: 0.72rem;
  padding: 1px 6px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.2);
  color: inherit;
  font-family: var(--font-mono);
}
.plat-pill:not(.active) .pill-badge {
  background: var(--surface-alt);
  color: var(--text-muted);
}

.plat-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 7px;
  border-radius: var(--radius-xs);
  font-size: 0.74rem;
  font-weight: 650;
  letter-spacing: 0.01em;
}
.plat-badge.plat-deepseek { background: rgba(37, 99, 235, 0.12); color: #3b82f6; border: 1px solid rgba(59, 130, 246, 0.25); }
.plat-badge.plat-moonshot { background: rgba(147, 51, 234, 0.12); color: #a855f7; border: 1px solid rgba(168, 85, 247, 0.25); }
.plat-badge.plat-siliconflow { background: rgba(16, 185, 129, 0.12); color: #10b981; border: 1px solid rgba(16, 185, 129, 0.25); }
.plat-badge.plat-dashscope { background: rgba(255, 106, 0, 0.12); color: #ff6a00; border: 1px solid rgba(255, 106, 0, 0.25); }
.plat-badge.plat-minimax { background: rgba(236, 72, 153, 0.12); color: #ec4899; border: 1px solid rgba(236, 72, 153, 0.25); }
.plat-badge.plat-zhipu { background: rgba(99, 102, 241, 0.12); color: #6366f1; border: 1px solid rgba(99, 102, 241, 0.25); }
.plat-badge.plat-openai { background: rgba(107, 114, 128, 0.15); color: #9ca3af; border: 1px solid rgba(156, 163, 175, 0.25); }
.plat-badge.plat-mistral { background: rgba(249, 115, 22, 0.12); color: #f97316; border: 1px solid rgba(249, 115, 22, 0.25); }
.plat-badge.plat-openrouter { background: rgba(14, 165, 233, 0.12); color: #0ea5e9; border: 1px solid rgba(14, 165, 233, 0.25); }

.node-badge {
  display: inline-flex;
  align-items: center;
  padding: 1px 5px;
  font-size: 0.70rem;
  border-radius: var(--radius-xs);
  font-weight: 650;
  margin-left: 4px;
}
.node-badge.node-cn { background: rgba(239, 68, 68, 0.12); color: #ef4444; border: 1px solid rgba(239, 68, 68, 0.25); }
.node-badge.node-coding, .node-badge.node-code { background: rgba(168, 85, 247, 0.12); color: #a855f7; border: 1px solid rgba(168, 85, 247, 0.25); }
.node-badge.node-code-cn { background: rgba(16, 185, 129, 0.12); color: #10b981; border: 1px solid rgba(16, 185, 129, 0.25); }
.node-badge.node-code-global { background: rgba(168, 85, 247, 0.14); color: #c084fc; border: 1px solid rgba(168, 85, 247, 0.3); }
.node-badge.node-intl, .node-badge.node-global { background: rgba(14, 165, 233, 0.12); color: #0ea5e9; border: 1px solid rgba(14, 165, 233, 0.25); }

/* Stat Cards Grid */
.stat-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-md) var(--space-lg);
  cursor: pointer;
  transition: all 0.15s var(--ease-out);
  display: flex;
  flex-direction: column;
  gap: 4px;
  user-select: none;
  position: relative;
  box-shadow: var(--shadow-sm);
}
.stat-card:hover {
  border-color: var(--border-focus);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.stat-card.active {
  border-color: var(--signal-blue);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.25);
  background: color-mix(in oklch, var(--surface) 96%, var(--signal-blue));
}
.stat-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.stat-card-title {
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.stat-card-icon { font-size: 1rem; }
.stat-card-value {
  font-size: 1.55rem;
  font-weight: 750;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
  color: var(--text);
}
.stat-card-sub {
  font-size: 0.76rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-variant-numeric: tabular-nums;
}
.stat-card.c-ok .stat-card-value { color: var(--signal-green); }
.stat-card.c-warn .stat-card-value { color: var(--alert-amber); }
.stat-card.c-invalid .stat-card-value { color: var(--text-muted); }

/* Action Toolbar */
.action-bar {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 10px 14px;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  box-shadow: var(--shadow-sm);
}
.action-bar-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 260px;
  flex-wrap: wrap;
}
.action-bar-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.search-box {
  position: relative;
  flex: 1;
  min-width: 200px;
  max-width: 320px;
}
.search-box input {
  width: 100%;
  padding: 7px 28px 7px 32px;
  font-size: 0.84rem;
  border-radius: var(--radius-md);
  background: var(--bg);
}
.search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.82rem;
  pointer-events: none;
}
.search-clear {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.85rem;
  display: none;
  padding: 2px;
}
.search-box input:not(:placeholder-shown) + .search-icon + .search-clear { display: block; }

.filter-tabs {
  display: inline-flex;
  background: var(--bg);
  padding: 2px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  gap: 2px;
}
.f-tab {
  font-size: 0.78rem;
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  border: none;
  background: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-weight: 600;
  transition: all 0.12s var(--ease-out);
}
.f-tab.active {
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
}

/* Main Data Table */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  margin-top: var(--space-xs);
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
  font-variant-numeric: tabular-nums;
  text-align: left;
}
th, td {
  padding: 10px 14px;
  white-space: nowrap;
  vertical-align: middle;
}
th {
  background: var(--table-header);
  font-weight: 700;
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  user-select: none;
  border-bottom: 1px solid var(--border);
}
th.sortable {
  cursor: pointer;
  transition: color 0.15s var(--ease-out), background 0.15s var(--ease-out);
}
th.sortable:hover { color: var(--text); background: var(--surface-hover); }
th .arrow { margin-left: 4px; font-size: 10px; opacity: 0.4; }
th.asc .arrow, th.desc .arrow { opacity: 1; color: var(--signal-blue); }
td { border-bottom: 1px solid var(--border); color: var(--text); }
tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--table-row-hover); }
.status-ok { color: var(--signal-green); font-weight: 700; }
.status-no_balance { color: var(--alert-red); font-weight: 700; }
.status-invalid { color: var(--alert-amber); font-weight: 700; }
.status-fail { color: var(--text-muted); font-weight: 600; }
.mono { font-family: var(--font-mono); font-size: 0.88em; }
td.num, th.num { text-align: right; }
.balance-neg { color: var(--alert-red); font-weight: 700; }
.row-invalid td { opacity: 0.55; }
.row-invalid .row-btns { opacity: 1; }

.key-cell {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  cursor: pointer;
  padding: 3px 6px;
  border-radius: var(--radius-xs);
  transition: all 0.15s var(--ease-out);
}
.key-cell:hover { background: var(--surface-alt); color: var(--signal-blue); }
.copy-hint { font-size: 0.75rem; opacity: 0.6; }
.row-btns { display: inline-flex; align-items: center; gap: 6px; }
.btn-row-action {
  padding: 3px 8px;
  font-size: 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  transition: all 0.12s var(--ease-out);
}
.btn-row-action:hover { background: var(--surface-hover); border-color: var(--border-focus); }
.btn-row-action.btn-row-recheck:hover { color: var(--signal-blue); border-color: var(--signal-blue); }

/* Model Chips */
.model-search-box { margin-bottom: var(--space-md); position: relative; }
.model-search-box input { text-align: left; padding-left: 34px; font-size: 0.84rem; }
.model-search-icon {
  position: absolute;
  left: 11px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.82rem;
  color: var(--text-muted);
  pointer-events: none;
}
.model-cat {
  margin-top: var(--space-md);
  background: var(--surface);
  padding: var(--space-md);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}
.result-cat {
  font-size: 0.80rem;
  font-weight: 750;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.chip-list { display: flex; flex-wrap: wrap; gap: 6px; }
.model-chip {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  padding: 3px 8px;
  border-radius: var(--radius-xs);
  font-size: 0.78rem;
  cursor: pointer;
  background: var(--surface-alt);
  color: var(--text);
  transition: all 0.15s var(--ease-out);
}
.model-chip:hover {
  background: var(--surface-hover);
  border-color: var(--signal-blue);
  color: var(--signal-blue);
}
.model-chip.copied {
  background: var(--signal-green) !important;
  color: #fff !important;
  border-color: transparent !important;
}

/* Progress Indicator */
.progress-wrap {
  width: 100%;
  background: var(--surface-alt);
  height: 6px;
  border-radius: 3px;
  overflow: hidden;
  margin-top: 8px;
  margin-bottom: 8px;
  display: none;
}
.progress-wrap.show { display: block; }
.progress-bar {
  height: 100%;
  background: var(--signal-blue);
  width: 0%;
  transition: width 0.2s var(--ease-out);
}

/* Pager Bar */
.pager-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) 4px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  flex-wrap: wrap;
  gap: 10px;
}
.pager-controls { display: flex; align-items: center; gap: 6px; }
.page-size-select {
  padding: 4px 8px;
  font-size: 0.80rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}

/* Modals & Gate */
.modal-mask, .gate {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in oklch, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: var(--space-md);
  transition: all 0.2s var(--ease-out);
}
.modal-mask.hidden, .gate.hidden { display: none; }
.modal-card, .gate-card {
  width: 100%;
  max-width: 480px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-lg);
}
.gate-card { max-width: 360px; text-align: center; }
.modal-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}
.modal-card-header h3, .gate-card h2 {
  font-size: 1.25rem;
  font-weight: 750;
  letter-spacing: -0.01em;
  color: var(--text);
}
.gate-card p {
  font-size: 0.84rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}
.modal-close {
  background: none;
  border: none;
  font-size: 1.2rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 2px 6px;
  border-radius: var(--radius-xs);
}
.modal-close:hover { color: var(--text); }
.gate-error {
  color: var(--alert-red);
  font-size: 0.78rem;
  font-weight: 650;
  margin-top: var(--space-xs);
  min-height: 18px;
}

/* Skeleton & Utilities */
.skeleton td {
  background: var(--surface-alt);
  opacity: 0.55;
  height: 38px;
  animation: skeleton-pulse 1.2s var(--ease-out) infinite alternate;
}
@keyframes skeleton-pulse { from { opacity: 0.3; } to { opacity: 0.7; } }

.toast {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  background: var(--text);
  color: var(--bg);
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: 0.84rem;
  font-weight: 650;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.2s var(--ease-out);
  z-index: 999999;
  pointer-events: none;
}
.toast.show { opacity: 1; visibility: visible; transform: translateY(0); }
.text-secondary { color: var(--text-secondary); font-size: 0.84rem; }
.text-center { text-align: center; }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}