/* ==========================================================================
   XRF-Bench — Metrological Deconvolution Benchmark & Validation Suite
   Part of the Spectra-X Scientific Software Ecosystem
   Creator & Lead Architect: Stefanos Papagiannis
   ========================================================================== */

:root {
  --bg-primary: #181926;
  --bg-secondary: #1e2030;
  --bg-tertiary: #24273a;
  --bg-card: #1e2030;
  --bg-card-hover: #292d42;
  
  --border-color: #363a4f;
  --border-ocean: rgba(56, 189, 248, 0.52);
  --border-focus: #38bdf8;
  
  --text-primary: #cad3f5;
  --text-secondary: #a5adcb;
  --text-muted: #6e738d;
  
  --accent-primary: #38bdf8;
  --accent-cyan: #38bdf8;
  --accent-blue: #3b82f6;
  --accent-indigo: #818cf8;
  --accent-emerald: #34d399;
  --accent-amber: #fbbf24;
  --accent-rose: #fb7185;
  
  --shadow-sm: 0 0 0 1px rgba(56, 189, 248, 0.14), 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 0 0 1px rgba(56, 189, 248, 0.16), 0 12px 32px rgba(0, 0, 0, 0.42);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.55);
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 12px;
  
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', Consolas, monospace;
  
  --backdrop-blur: blur(12px);
}

[data-theme="light"] {
  --bg-primary: #eff2f6;
  --bg-secondary: #f9f9f9;
  --bg-tertiary: #f1f5f9;
  --bg-card: #f9f9f9;
  --bg-card-hover: #ffffff;
  
  --border-color: #cbd5e1;
  --border-ocean: rgba(2, 132, 199, 0.55);
  --border-focus: #0284c7;
  
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  
  --accent-primary: #0284c7;
  --accent-cyan: #0284c7;
  --accent-blue: #2563eb;
  --accent-indigo: #4f46e5;
  --accent-emerald: #059669;
  --accent-amber: #d97706;
  --accent-rose: #e11d48;
  
  --shadow-sm: 0 0 0 1px rgba(2, 132, 199, 0.14), 0 6px 20px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 0 0 1px rgba(2, 132, 199, 0.16), 0 8px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 16px 40px rgba(15, 23, 42, 0.12);
}

/* Bespoke XRF SVG Mask Icons (Shared with Spectra-X) */
.xrf-icon {
  display: inline-block;
  width: 15px;
  height: 15px;
  background-color: currentColor;
  -webkit-mask-size: contain;
  mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: center;
  mask-position: center;
  vertical-align: -2px;
  flex-shrink: 0;
}
.xrf-icon-xl {
  width: 28px;
  height: 28px;
  color: var(--accent-cyan);
}
.xrf-icon-spectrum { -webkit-mask-image: url("../xrf-icons/svg/spectrum.svg"); mask-image: url("../xrf-icons/svg/spectrum.svg"); }
.xrf-icon-roi { -webkit-mask-image: url("../xrf-icons/svg/roi.svg"); mask-image: url("../xrf-icons/svg/roi.svg"); }
.xrf-icon-deconvolution { -webkit-mask-image: url("../xrf-icons/svg/deconvolution.svg"); mask-image: url("../xrf-icons/svg/deconvolution.svg"); }
.xrf-icon-fluorescence { -webkit-mask-image: url("../xrf-icons/svg/fluorescence.svg"); mask-image: url("../xrf-icons/svg/fluorescence.svg"); }
.xrf-icon-elemental-mapping { -webkit-mask-image: url("../xrf-icons/svg/elemental-mapping.svg"); mask-image: url("../xrf-icons/svg/elemental-mapping.svg"); }
.xrf-icon-periodic-table { -webkit-mask-image: url("../xrf-icons/svg/periodic-table.svg"); mask-image: url("../xrf-icons/svg/periodic-table.svg"); }
.xrf-icon-xray-tube { -webkit-mask-image: url("../xrf-icons/svg/xray-tube.svg"); mask-image: url("../xrf-icons/svg/xray-tube.svg"); }
.xrf-icon-calibration { -webkit-mask-image: url("../xrf-icons/svg/calibration.svg"); mask-image: url("../xrf-icons/svg/calibration.svg"); }
.xrf-icon-fit-residuals { -webkit-mask-image: url("../xrf-icons/svg/fit-residuals.svg"); mask-image: url("../xrf-icons/svg/fit-residuals.svg"); }
.xrf-icon-scatter { -webkit-mask-image: url("../xrf-icons/svg/scatter.svg"); mask-image: url("../xrf-icons/svg/scatter.svg"); }
.xrf-icon-quantitative { -webkit-mask-image: url("../xrf-icons/svg/quantitative.svg"); mask-image: url("../xrf-icons/svg/quantitative.svg"); }

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

body {
  font-family: var(--font-main);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  transition: background-color 0.2s ease, color 0.2s ease;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-cyan);
}

/* Header & Top Bar (Spectra-X 56px Instrument Header) */
.top-header {
  background: var(--bg-secondary);
  border-bottom: 1.5px solid var(--border-ocean);
  padding: 10px 24px;
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: var(--backdrop-blur);
  box-shadow: 0 2px 14px rgba(0, 0, 0, 0.18);
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo-img {
  width: 36px;
  height: 36px;
  border-radius: 7px;
  object-fit: cover;
  box-shadow: 0 0 10px rgba(56, 189, 248, 0.25);
  border: 1.5px solid var(--accent-cyan);
}

.brand-titles h1 {
  font-size: 1.22rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-primary);
}

.brand-titles .badge-sub {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 4px;
  background: rgba(56, 189, 248, 0.14);
  color: var(--accent-cyan);
  border: 1px solid rgba(56, 189, 248, 0.35);
}

.brand-titles p {
  font-size: 0.74rem;
  color: var(--text-secondary);
  font-weight: 500;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--border-color);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  transition: all 0.2s ease;
  user-select: none;
}
.btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-cyan);
  transform: translateY(-1px);
}
.btn-primary {
  background: linear-gradient(135deg, #00d2ff, #0284c7);
  color: #fff;
  border: none;
  box-shadow: 0 2px 10px rgba(0, 210, 255, 0.3);
}
.btn-primary:hover {
  background: linear-gradient(135deg, #38bdf8, #0369a1);
  box-shadow: 0 4px 16px rgba(0, 210, 255, 0.45);
}
.btn-accent {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
  border: none;
}
.btn-accent:hover {
  background: linear-gradient(135deg, #34d399, #047857);
}
/* Green scope for Excel/CSV export buttons only */
.btn.btn-file-export {
  background: linear-gradient(135deg, #10b981 0%, #047857 100%);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 2px 10px rgba(16, 185, 129, 0.28);
}
.btn.btn-file-export:hover {
  background: linear-gradient(135deg, #34d399 0%, #059669 100%);
  border-color: rgba(255, 255, 255, 0.3);
}
.file-type-icon {
  width: 14px;
  height: 14px;
  object-fit: contain;
  vertical-align: -2px;
  background: #fff;
  border-radius: 3px;
  padding: 1px;
  box-sizing: border-box;
}
.btn-sm {
  padding: 5px 10px;
  font-size: 0.78rem;
}
.btn-outline {
  background: transparent;
  border: 1px solid var(--border-color);
}
.btn-outline:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

/* Main Container */
.main-container {
  max-width: 1540px;
  margin: 0 auto;
  padding: 24px;
  flex: 1;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Benchmark Presets Bar */
.presets-card {
  background: var(--bg-card);
  backdrop-filter: var(--backdrop-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  box-shadow: var(--shadow-sm);
}

.presets-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--accent-cyan);
}

.preset-buttons {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.btn-preset {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-preset:hover {
  border-color: var(--accent-cyan);
  color: var(--text-primary);
  background: var(--bg-tertiary);
}
.btn-preset.active {
  background: rgba(0, 210, 255, 0.15);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: 0 0 10px rgba(0, 210, 255, 0.25);
}

/* Intake Dual Grid */
.intake-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 1024px) {
  .intake-grid {
    grid-template-columns: 1fr;
  }
}

.intake-card {
  background: var(--bg-card);
  backdrop-filter: var(--backdrop-blur);
  border: 1.5px solid var(--border-ocean);
  border-radius: var(--radius-md);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
}
.intake-card.drag-over {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 18px rgba(0, 210, 255, 0.35);
}

@keyframes pulseGreenCard {
  0% {
    box-shadow: 0 0 0 rgba(16, 185, 129, 0);
    border-color: rgba(16, 185, 129, 0.4);
  }
  35% {
    box-shadow: 0 0 35px rgba(16, 185, 129, 0.8), inset 0 0 20px rgba(16, 185, 129, 0.2);
    border-color: #34d399;
    transform: scale(1.012);
  }
  100% {
    box-shadow: 0 0 16px rgba(16, 185, 129, 0.4);
    border-color: var(--accent-emerald);
    transform: scale(1);
  }
}

.intake-card.loaded-success {
  animation: pulseGreenCard 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.intake-card.has-data {
  border-color: rgba(16, 185, 129, 0.65) !important;
  background: linear-gradient(180deg, rgba(16, 185, 129, 0.05), rgba(23, 33, 54, 0.7)) !important;
}

.intake-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 10px;
}

.intake-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1rem;
  font-weight: 700;
}
.intake-title .app-tag {
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 700;
}
.tag-spectrax {
  background: rgba(16, 185, 129, 0.18);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.35);
}
.tag-pymca {
  background: rgba(59, 130, 246, 0.18);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.35);
}

.dropzone-box {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-sm);
  padding: 16px;
  text-align: center;
  cursor: pointer;
  background: rgba(0, 0, 0, 0.1);
  transition: all 0.2s;
}
.dropzone-box:hover {
  border-color: var(--accent-cyan);
  background: rgba(0, 210, 255, 0.05);
}
.dropzone-icon {
  font-size: 1.8rem;
  margin-bottom: 4px;
}
.dropzone-text {
  font-size: 0.84rem;
  color: var(--text-secondary);
}
.dropzone-sub {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.paste-area-box {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.paste-textarea {
  width: 100%;
  height: 95px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  resize: vertical;
  outline: none;
  transition: border-color 0.2s;
}
.paste-textarea:focus {
  border-color: var(--accent-cyan);
}

.intake-status-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-secondary);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  border: 1px solid var(--border-color);
}
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
}
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
}
.status-dot.active {
  background: var(--accent-emerald);
  box-shadow: 0 0 8px var(--accent-emerald);
}

/* Compare Action Row */
.compare-action-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}
.btn-run-compare {
  padding: 12px 32px;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  border-radius: 30px;
}

/* Executive Metrological Summary */
.summary-card {
  background: var(--bg-card);
  backdrop-filter: var(--backdrop-blur);
  border: 1.5px solid var(--border-ocean);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.metrics-deck {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 16px;
}

.metric-box {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--accent-cyan);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.metric-box:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}
[data-theme="light"] .metric-box:hover {
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.08);
}
.metric-box.emerald { border-left-color: var(--accent-emerald); }
.metric-box.amber { border-left-color: var(--accent-amber); }
.metric-box.blue { border-left-color: var(--accent-blue); }
.metric-box.indigo { border-left-color: var(--accent-indigo); }

.metric-title {
  font-size: 0.76rem;
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.metric-help {
  position: relative;
  cursor: help;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 17px;
  height: 17px;
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  background: rgba(56, 189, 248, 0.14);
  color: var(--accent-cyan);
  border: 1px solid rgba(56, 189, 248, 0.35) !important;
  transition: transform 0.15s ease;
  user-select: none;
  text-decoration: none !important;
  outline: none !important;
}
.metric-help:hover {
  transform: scale(1.15);
}

/* Metric Help Floating Tooltip (Dynamic Viewport Clamped, zero clipping) */
.metric-help-floating-tooltip {
  position: fixed;
  display: none;
  background: #0f172a !important;
  color: #ffffff !important;
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 0.74rem;
  font-weight: 500;
  line-height: 1.45;
  width: 260px;
  max-width: 290px;
  box-sizing: border-box !important;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.65);
  border: 1px solid rgba(56, 189, 248, 0.5) !important;
  z-index: 100000;
  pointer-events: none;
  word-wrap: break-word !important;
  overflow-wrap: break-word !important;
}

[data-theme="light"] .metric-help-floating-tooltip {
  background: #0f172a !important;
  color: #ffffff !important;
  border: 1px solid rgba(2, 132, 199, 0.6) !important;
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.35) !important;
}

.metric-value {
  font-size: 1.6rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--text-primary);
}
.metric-sub {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* Visualizations Section */
.charts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
@media (max-width: 1024px) {
  .charts-grid {
    grid-template-columns: 1fr;
  }
}

.chart-card {
  background: var(--bg-card);
  backdrop-filter: var(--backdrop-blur);
  border: 1.5px solid var(--border-ocean);
  border-radius: var(--radius-md);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

/* Pinned Sticky Metrics Bar */
.pinned-metrics-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 48px;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--accent-cyan);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease;
}

[data-theme="light"] .pinned-metrics-bar {
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid var(--accent-cyan);
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.12);
}

.pinned-metrics-bar.visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.pinned-metrics-inner {
  max-width: 1440px;
  width: 100%;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.pinned-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-cyan);
  white-space: nowrap;
  flex-shrink: 0;
}

.pinned-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 8px var(--accent-emerald);
}

.pinned-items {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: nowrap;
  overflow-x: auto;
}

.pinned-item {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.78rem;
  white-space: nowrap;
}

.pinned-label {
  color: var(--text-secondary);
  font-weight: 600;
}

.pinned-val {
  font-family: var(--font-mono);
  font-weight: 800;
  color: var(--text-primary);
}

.pinned-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  flex-shrink: 0;
}

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 38px;
  gap: 8px;
  flex-wrap: wrap;
}
.chart-title {
  font-size: 0.9rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.chart-actions {
  display: flex;
  align-items: center;
  gap: 5px;
  flex-wrap: wrap;
}
.chart-help-btn {
  font-size: 0.72rem;
  padding: 1px 7px;
  line-height: 1.4;
  border-radius: 4px;
  color: var(--accent-cyan) !important;
  border-color: rgba(0, 210, 255, 0.4) !important;
  background: rgba(0, 210, 255, 0.08) !important;
  cursor: pointer;
  transition: all 0.15s ease;
}
.chart-help-btn:hover {
  background: var(--accent-cyan) !important;
  color: #0f172a !important;
  transform: translateY(-1px);
}
.corridor-indicator-pill {
  font-size: 0.72rem;
  color: var(--text-muted);
  background: var(--bg-secondary);
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  white-space: nowrap;
}

.chart-canvas-container {
  width: 100%;
  height: 280px;
  position: relative;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.chart-canvas-container canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* Comparison Table Card */
.table-card {
  background: var(--bg-card);
  backdrop-filter: var(--backdrop-blur);
  border: 1.5px solid var(--border-ocean);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

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

.table-view-toggles {
  display: flex;
  align-items: center;
  background: var(--bg-secondary);
  padding: 3px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}
.toggle-tab-btn {
  background: transparent;
  border: none;
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.15s;
}
.toggle-tab-btn.active {
  background: var(--bg-tertiary);
  color: var(--accent-cyan);
  box-shadow: 0 1px 4px rgba(0,0,0,0.2);
}

.table-search {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  font-size: 0.82rem;
  color: var(--text-primary);
  outline: none;
  width: 200px;
  transition: border-color 0.2s;
}
.table-search:focus {
  border-color: var(--accent-cyan);
}

.table-scroll {
  overflow-x: auto;
  max-height: 72vh;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
}

.bench-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.82rem;
  text-align: left;
}

.bench-table th {
  background: var(--bg-secondary) !important;
  color: var(--text-secondary);
  font-weight: 700;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
  user-select: none;
  position: sticky !important;
  top: 0 !important;
  z-index: 10 !important;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
}
.bench-table td {
  padding: 9px 12px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
  white-space: nowrap;
}
.bench-table tr:hover {
  background: rgba(255, 255, 255, 0.03);
}

.bench-table .num-cell {
  font-family: var(--font-mono);
  text-align: right;
}

/* Status Badges */
.badge-status {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 0.72rem;
  font-weight: 700;
}
.badge-pass {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.35);
}
.badge-warn {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-amber);
  border: 1px solid rgba(245, 158, 11, 0.35);
}
.badge-fail {
  background: rgba(244, 63, 94, 0.15);
  color: var(--accent-rose);
  border: 1px solid rgba(244, 63, 94, 0.35);
}
.badge-trace {
  background: rgba(148, 163, 184, 0.12);
  color: var(--text-muted);
  border: 1px solid rgba(148, 163, 184, 0.25);
}

@keyframes highlightRowAnim {
  0% { background: rgba(0, 210, 255, 0.4); }
  40% { background: rgba(0, 210, 255, 0.25); }
  100% { background: transparent; }
}
.row-highlight {
  animation: highlightRowAnim 2.5s ease-out;
}

/* Modals */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-dialog {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  max-width: 820px;
  width: 100%;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform: scale(0.96);
  transition: transform 0.25s ease;
}
.modal-overlay.active .modal-dialog {
  transform: scale(1);
}

.modal-header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-header h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  gap: 10px;
}
.modal-close-btn {
  background: transparent;
  border: none;
  font-size: 1.4rem;
  color: var(--text-secondary);
  cursor: pointer;
}
.modal-close-btn:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.math-section {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 16px;
}
.math-section h4 {
  color: var(--accent-cyan);
  margin-bottom: 8px;
  font-size: 0.95rem;
  font-weight: 700;
  display: block;
}
.math-formula {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 14px 18px;
  margin: 12px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-family: "Cambria Math", "Georgia", "Times New Roman", serif;
  font-size: 1.12rem;
  color: var(--accent-cyan);
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.2);
}

.math-display {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: "Cambria Math", "Georgia", "Times New Roman", serif;
  font-size: 1.15rem;
  color: var(--accent-cyan);
}

.math-fraction {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  vertical-align: middle;
  padding: 0 4px;
}

.fraction-num {
  border-bottom: 1.5px solid var(--accent-cyan);
  padding: 0 4px 2px 4px;
  text-align: center;
  font-size: 0.95em;
  width: 100%;
}

.fraction-den {
  padding: 2px 4px 0 4px;
  text-align: center;
  font-size: 0.95em;
  width: 100%;
}

.math-var {
  font-style: italic;
  font-family: "Cambria Math", "Georgia", serif;
  color: #38bdf8;
}

.math-sub {
  font-size: 0.75em;
  font-style: normal;
}

.math-sup {
  font-size: 0.75em;
  font-style: normal;
}

.math-sym {
  font-style: normal;
  color: var(--accent-emerald);
}

/* Unified High-DPI Tooltip System */
[data-tooltip]:not(.metric-help):not(th) {
  position: relative;
  cursor: help;
}
[data-tooltip]:not(.metric-help)::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: #0f172a;
  color: #ffffff;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.74rem;
  font-weight: 500;
  text-transform: none;
  letter-spacing: normal;
  white-space: normal !important;
  word-wrap: break-word !important;
  overflow-wrap: break-word !important;
  width: max-content;
  max-width: 280px;
  line-height: 1.4;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(0, 210, 255, 0.4);
  z-index: 10000;
}
[data-tooltip]:not(.metric-help):hover::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Light Theme Tooltip Contrast */
[data-theme="light"] [data-tooltip]:not(.metric-help)::after {
  background: #0f172a !important;
  color: #ffffff !important;
  border: 1px solid rgba(2, 132, 199, 0.6) !important;
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.35) !important;
}

/* Floating Canvas Chart Tooltips */
.chart-tooltip-floating {
  position: absolute;
  display: none;
  background: rgba(15, 23, 42, 0.96);
  color: #f8fafc;
  border: 1px solid var(--accent-cyan);
  border-radius: var(--radius-sm);
  padding: 9px 13px;
  font-size: 0.75rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  pointer-events: none;
  z-index: 100;
  backdrop-filter: var(--backdrop-blur);
  min-width: 190px;
  max-width: 270px;
  line-height: 1.45;
}
[data-theme="light"] .chart-tooltip-floating {
  background: rgba(255, 255, 255, 0.97);
  color: #0f172a;
  border: 1px solid var(--accent-cyan);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

/* Button & Cutoff Controls */
.btn-xs {
  padding: 2px 7px;
  font-size: 0.72rem;
  font-weight: 600;
  border-radius: 4px;
  line-height: 1.3;
}
.btn-preset-cutoff {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
}
.btn-preset-cutoff:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: var(--accent-cyan);
}
.btn-preset-cutoff.active {
  background: var(--accent-cyan);
  color: #000000 !important;
  font-weight: 700;
  border-color: var(--accent-cyan);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-color);
  padding: 16px 28px;
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-muted);
  background: var(--bg-secondary);
}