/* ==========================================================================
   ChunkDown — Neo-Brutalist / Retro-Editorial Design System (CSS)
   Aesthetic: Solid Color Palette (NO Gradients), Tactile Chassis with Rivets,
              Protruding Folder Tabs, Recursive Variable Typography,
              Windows XP File-Transfer Metaphor (Folder + Animated Byte Packets)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design Tokens & Theme Variables
   -------------------------------------------------------------------------- */
:root, [data-theme="light"] {
  /* Surface & Base Colors (Pure Solid, Zero Gradients) */
  --bg-page: #F7F5EE;
  --bg-card: #FFFFFF;
  --bg-card-secondary: #F3EFE3;
  --bg-input: #FFFFFF;
  --bg-trace: #1A1A1E;

  /* Ink & Borders */
  --ink-primary: #18181B;
  --ink-secondary: #52525B;
  --ink-muted: #71717A;
  --border-solid: #18181B;
  --border-width: 2px;
  --shadow-offset: 4px 4px 0px #18181B;
  --shadow-offset-sm: 2px 2px 0px #18181B;
  --shadow-offset-pressed: 1px 1px 0px #18181B;

  /* Solid Pastel Accent Blocks (Inspired by user's reference image) */
  --color-peach: #F8B195;
  --color-peach-light: #FFDAC1;
  --color-butter: #FCD34D;
  --color-butter-dark: #F59E0B;
  --color-mint: #95D5B2;
  --color-mint-dark: #52B788;
  --color-lavender: #C7CEEA;
  --color-sky: #A2D2FF;
  --color-coral: #E07A5F;
  --color-rivet: #E5E1D3;

  /* Destination Folder Colors (Classic Tactile XP Yellow) */
  --folder-tab: #F59E0B;
  --folder-back: #FBBF24;
  --folder-front: #FCD34D;
  --folder-border: #18181B;

  /* Typography */
  --font-main: 'Recursive', ui-monospace, monospace, sans-serif;
  --font-mono: 'Space Mono', monospace;

  /* Conduits */
  --conduit-stroke: #18181B;
  --packet-bg: #FFFFFF;
  --packet-border: #18181B;
}

[data-theme="dark"] {
  /* Dark Mode Palette (Solid Charcoal & Calibrated Pastel Mutes) */
  --bg-page: #141416;
  --bg-card: #202024;
  --bg-card-secondary: #28282E;
  --bg-input: #18181B;
  --bg-trace: #0E0E10;

  --ink-primary: #FFFFFF;
  --ink-secondary: #FFFFFF;
  --ink-muted: #FFFFFF;
  --border-solid: #4A4A54;
  --border-width: 2px;
  --shadow-offset: 4px 4px 0px #0A0A0C;
  --shadow-offset-sm: 2px 2px 0px #0A0A0C;
  --shadow-offset-pressed: 1px 1px 0px #0A0A0C;

  --color-peach: #E07A5F;
  --color-peach-light: #8D4B39;
  --color-butter: #E5A93C;
  --color-butter-dark: #B4781E;
  --color-mint: #52B788;
  --color-mint-dark: #378A62;
  --color-lavender: #7E85B5;
  --color-sky: #4A7EB0;
  --color-coral: #D9534F;
  --color-rivet: #33333A;

  --folder-tab: #B4781E;
  --folder-back: #D99B26;
  --folder-front: #E5A93C;
  --folder-border: #4A4A54;

  --conduit-stroke: #666675;
  --packet-bg: #2C2C34;
  --packet-border: #F4F4F6;
}

/* --------------------------------------------------------------------------
   2. Reset & Document Setup
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-page);
  color: var(--ink-primary);
  font-family: var(--font-main);
  font-variation-settings: 'MONO' 0, 'CASL' 0.5, 'wght' 450;
  line-height: 1.5;
  min-height: 100vh;
  padding: 32px 16px 80px;
  transition: background-color 200ms ease, color 200ms ease;
  -webkit-font-smoothing: antialiased;
}

.app-wrapper {
  max-width: 1240px;
  margin: 0 auto;
}

/* --------------------------------------------------------------------------
   3. Top Navigation & Brand Header
   -------------------------------------------------------------------------- */
.top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: var(--border-width) solid var(--border-solid);
}

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

.brand-folder-tab {
  display: flex;
  align-items: center;
  gap: 6px;
  background-color: var(--color-butter);
  color: #18181B;
  border: var(--border-width) solid var(--border-solid);
  box-shadow: var(--shadow-offset-sm);
  padding: 6px 12px;
  border-radius: 6px 14px 6px 6px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
}

.brand-title-box {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-main);
  font-variation-settings: 'MONO' 0, 'CASL' 1, 'wght' 850;
  font-size: 26px;
  letter-spacing: -0.5px;
  line-height: 1.1;
  color: var(--ink-primary);
}

.brand-accent {
  background-color: var(--color-peach);
  color: #18181B;
  padding: 0px 6px;
  margin-left: 2px;
  border: var(--border-width) solid var(--border-solid);
  border-radius: 4px;
}

.brand-version {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-secondary);
  font-weight: 600;
  margin-top: 2px;
}

.nav-middle {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.badge-pill {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border: var(--border-width) solid var(--border-solid);
  border-radius: 999px;
  box-shadow: var(--shadow-offset-sm);
  color: #18181B;
}

.pill-solid-yellow { background-color: var(--color-butter); }
.pill-solid-mint   { background-color: var(--color-mint); }
.pill-solid-blue   { background-color: var(--color-lavender); }

/* Theme Switcher Toggle */
.theme-switcher {
  display: flex;
  background-color: var(--bg-card);
  border: var(--border-width) solid var(--border-solid);
  border-radius: 999px;
  box-shadow: var(--shadow-offset-sm);
  padding: 3px;
  gap: 2px;
}

.theme-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  border: none;
  background: transparent;
  color: var(--ink-secondary);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 150ms ease;
}

.theme-btn:hover {
  color: var(--ink-primary);
}

.theme-btn.active {
  background-color: var(--ink-primary);
  color: var(--bg-card);
}

/* --------------------------------------------------------------------------
   4. Tactile Chassis Cards with Corner Rivets & Folder Tabs
   -------------------------------------------------------------------------- */
.chassis-card {
  position: relative;
  background-color: var(--bg-card);
  border: var(--border-width) solid var(--border-solid);
  box-shadow: var(--shadow-offset);
  border-radius: 10px;
  margin-bottom: 32px;
  padding: 24px;
}

/* Protruding Folder Tab from Card Top */
.card-folder-tab {
  position: absolute;
  top: -16px;
  left: 20px;
  background-color: var(--color-butter);
  color: var(--ink-primary);
  border: var(--border-width) solid var(--border-solid);
  border-bottom: none;
  padding: 3px 14px 4px;
  border-radius: 8px 8px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  box-shadow: 2px -2px 0px rgba(0, 0, 0, 0.05);
  z-index: 2;
}

.card-folder-tab.tab-peach {
  background-color: var(--color-peach);
}

/* Corner Industrial Screws/Rivets (As in user's reference image 1) */
.rivet {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1.5px solid var(--border-solid);
  background-color: var(--color-rivet);
  pointer-events: none;
  z-index: 3;
}

.rivet::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 4px;
  height: 1px;
  background-color: var(--border-solid);
  transform: translate(-50%, -50%) rotate(45deg);
}

.rivet-tl { top: 8px; left: 8px; }
.rivet-tr { top: 8px; right: 8px; }
.rivet-bl { bottom: 8px; left: 8px; }
.rivet-br { bottom: 8px; right: 8px; }

.card-body {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Section Headings */
.section-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--ink-secondary);
  margin-bottom: 8px;
}

/* --------------------------------------------------------------------------
   5. Demonstration Preset Pills & URL Input
   -------------------------------------------------------------------------- */
.presets-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.preset-pill {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 8px 14px;
  border: var(--border-width) solid var(--border-solid);
  border-radius: 8px;
  box-shadow: var(--shadow-offset-sm);
  cursor: pointer;
  background-color: var(--bg-card);
  transition: transform 120ms ease, box-shadow 120ms ease;
  font-family: var(--font-main);
  text-align: left;
}

.preset-pill:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px var(--border-solid);
}

.preset-pill:active, .preset-pill.active {
  transform: translate(2px, 2px);
  box-shadow: var(--shadow-offset-pressed);
}

.preset-pill-tag {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-primary);
}

.preset-pill-desc {
  font-size: 11px;
  font-weight: 600;
  color: var(--ink-secondary);
  margin-top: 2px;
}

/* Solid Preset Palettes */
.preset-peach.active, .preset-peach:hover { background-color: var(--color-peach); }
.preset-butter.active, .preset-butter:hover { background-color: var(--color-butter); }
.preset-mint.active, .preset-mint:hover { background-color: var(--color-mint); }
.preset-lavender.active, .preset-lavender:hover { background-color: var(--color-lavender); }

/* URL Input */
.url-input-container {
  display: flex;
  align-items: center;
  border: var(--border-width) solid var(--border-solid);
  border-radius: 8px;
  background-color: var(--bg-input);
  box-shadow: var(--shadow-offset-sm);
  overflow: hidden;
}

.input-method-badge {
  background-color: var(--color-mint);
  color: #18181B;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 12px;
  padding: 10px 14px;
  border-right: var(--border-width) solid var(--border-solid);
}

.solid-input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--ink-primary);
  font-weight: 600;
}

/* Parametric Sliders & Trigger Row */
.params-and-trigger-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 16px;
  align-items: flex-end;
}

@media (max-width: 860px) {
  .params-and-trigger-row {
    grid-template-columns: 1fr;
  }
}

.stepper-box {
  background-color: var(--bg-card-secondary);
  border: var(--border-width) solid var(--border-solid);
  border-radius: 8px;
  padding: 12px 14px;
  box-shadow: var(--shadow-offset-sm);
}

.stepper-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.stepper-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--ink-secondary);
}

.stepper-display {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  background-color: var(--ink-primary);
  color: var(--bg-card);
  padding: 2px 8px;
  border-radius: 4px;
}

.solid-range {
  width: 100%;
  accent-color: var(--color-peach);
  cursor: pointer;
  height: 6px;
}

.stepper-caption {
  display: block;
  font-size: 10.5px;
  color: var(--ink-muted);
  margin-top: 6px;
  font-family: var(--font-mono);
}

/* Primary Action Button */
.solid-action-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  background-color: var(--color-mint);
  color: #18181B;
  border: var(--border-width) solid var(--border-solid);
  border-radius: 8px;
  padding: 14px 22px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.3px;
  box-shadow: var(--shadow-offset);
  cursor: pointer;
  transition: transform 120ms ease, box-shadow 120ms ease;
  white-space: nowrap;
}

.solid-action-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 5px 5px 0px var(--border-solid);
  background-color: var(--color-mint-dark);
}

.solid-action-btn:active {
  transform: translate(2px, 2px);
  box-shadow: var(--shadow-offset-pressed);
}

.solid-action-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: var(--shadow-offset-sm);
}

/* --------------------------------------------------------------------------
   6. Concurrency Stage (Master Telemetry Bar & Track)
   -------------------------------------------------------------------------- */
.master-telemetry-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding-bottom: 12px;
  border-bottom: var(--border-width) dashed var(--border-solid);
}

.master-main-metric {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.metric-big {
  font-family: var(--font-main);
  font-variation-settings: 'MONO' 1, 'CASL' 0, 'wght' 900;
  font-size: 52px;
  line-height: 1;
  color: var(--ink-primary);
  letter-spacing: -2px;
}

.metric-big small {
  font-size: 26px;
  font-weight: 700;
}

.metric-status-col {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.badge-status-pill {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  background-color: var(--color-butter);
  color: #18181B;
  padding: 3px 8px;
  border: 1.5px solid var(--border-solid);
  border-radius: 4px;
  width: fit-content;
}

.badge-status-pill.streaming {
  background-color: var(--color-mint);
  animation: pulseStatus 1s infinite alternate;
}

@keyframes pulseStatus {
  from { opacity: 0.85; }
  to { opacity: 1; }
}

.metric-file-name {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-secondary);
}

.master-stats-cluster {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.stat-cell {
  background-color: var(--bg-card-secondary);
  border: var(--border-width) solid var(--border-solid);
  padding: 8px 14px;
  border-radius: 6px;
  display: flex;
  flex-direction: column;
}

.cell-label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--ink-muted);
}

.cell-value {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-primary);
  margin-top: 2px;
}

.stat-speed {
  color: var(--color-coral);
}

/* Master Segmented Track */
.master-track-container {
  margin-top: 4px;
}

.solid-track-base {
  height: 16px;
  background-color: var(--bg-card-secondary);
  border: var(--border-width) solid var(--border-solid);
  border-radius: 999px;
  overflow: hidden;
  box-shadow: inset 1px 1px 0px rgba(0, 0, 0, 0.15);
}

.solid-track-fill {
  height: 100%;
  background-color: var(--color-peach);
  border-right: var(--border-width) solid var(--border-solid);
  transition: width 150ms linear;
}

/* --------------------------------------------------------------------------
   7. The Concurrency Arena: Destination Folder + Conduits + Worker Nodes
   (Direct Implementation of User Sketch: Left Folder, Flying Bytes, Right Workers)
   -------------------------------------------------------------------------- */
.concurrency-arena {
  display: grid;
  grid-template-columns: 260px 1fr 340px;
  gap: 16px;
  min-height: 420px;
  position: relative;
  margin-top: 10px;
  border: var(--border-width) solid var(--border-solid);
  background-color: var(--bg-card-secondary);
  border-radius: 8px;
  padding: 16px;
}

@media (max-width: 1080px) {
  .concurrency-arena {
    grid-template-columns: 220px 1fr 280px;
  }
}

@media (max-width: 860px) {
  .concurrency-arena {
    grid-template-columns: 1fr;
  }
}

/* --- COLUMN A: Destination Folder Station --- */
.destination-column {
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  z-index: 2;
}

.destination-header, .workers-column-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: var(--border-width) solid var(--border-solid);
  padding-bottom: 6px;
}

.column-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--ink-secondary);
  letter-spacing: 0.5px;
}

.file-type-pill {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  background-color: var(--color-lavender);
  color: #18181B;
  padding: 2px 6px;
  border: 1px solid var(--border-solid);
  border-radius: 4px;
}

/* Retro Windows XP Destination Folder Graphic */
.dest-folder-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 24px 0 16px;
  position: relative;
}

.dest-folder {
  position: relative;
  width: 160px;
  height: 120px;
  cursor: pointer;
  transition: transform 120ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

.dest-folder:hover {
  transform: scale(1.03);
}

/* Folder Back Plate */
.folder-back {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 160px;
  height: 105px;
  background-color: var(--folder-back);
  border: var(--border-width) solid var(--folder-border);
  border-radius: 6px 16px 8px 8px;
  box-shadow: 2px 2px 0px var(--border-solid);
}

.folder-tab-top {
  position: absolute;
  top: -16px;
  left: -2px;
  width: 65px;
  height: 18px;
  background-color: var(--folder-tab);
  border: var(--border-width) solid var(--folder-border);
  border-bottom: none;
  border-radius: 6px 8px 0 0;
}

/* Paper Sheets Peeking Out of the Folder (Classic XP style) */
.folder-paper-sheet {
  position: absolute;
  background-color: #FFFFFF;
  border: 1.5px solid var(--border-solid);
  border-radius: 3px;
  box-shadow: 1px 1px 0px rgba(0, 0, 0, 0.15);
  transition: transform 200ms ease;
}

.sheet-1 {
  width: 120px;
  height: 80px;
  top: 6px;
  left: 14px;
  transform: rotate(-3deg);
}

.sheet-2 {
  width: 120px;
  height: 80px;
  top: 8px;
  left: 22px;
  transform: rotate(2deg);
}

.sheet-3 {
  width: 120px;
  height: 80px;
  top: 12px;
  left: 18px;
  transform: rotate(0deg);
}

/* Front Flap (Opens slightly and displays filename card) */
.folder-front {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 160px;
  height: 85px;
  background-color: var(--folder-front);
  border: var(--border-width) solid var(--folder-border);
  border-radius: 0 12px 8px 8px;
  box-shadow: var(--shadow-offset-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  transform-origin: bottom center;
  transition: transform 150ms ease;
}

.folder-label-card {
  background-color: #FFFFFF;
  border: 1.5px solid var(--border-solid);
  padding: 4px 8px;
  border-radius: 4px;
  width: 90%;
  text-align: center;
  box-shadow: 1px 1px 0px rgba(0, 0, 0, 0.1);
}

.folder-filename {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: #18181B;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.folder-absorbed-bytes {
  display: block;
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 600;
  color: var(--color-coral);
  margin-top: 2px;
}

/* Exact Ingestion Target Point for SVG paths */
.folder-intake-target {
  position: absolute;
  top: 30px;
  right: -5px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: transparent;
  pointer-events: none;
}

/* Verification Wax Seal (Shown on 100% completion) */
.verification-seal {
  position: absolute;
  top: 10px;
  right: -10px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--color-butter);
  border: 2px solid var(--border-solid);
  box-shadow: var(--shadow-offset-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transform: scale(0) rotate(-15deg);
  transition: transform 400ms cubic-bezier(0.34, 1.56, 0.64, 1);
  z-index: 10;
  pointer-events: none;
}

.verification-seal.revealed {
  transform: scale(1) rotate(-8deg);
}

.seal-icon {
  font-size: 14px;
  color: #18181B;
}

.seal-text {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 900;
  color: #18181B;
  letter-spacing: 0.5px;
}

.seal-sub {
  font-size: 7px;
  font-weight: 700;
  color: #18181B;
}

/* Destination Status Box */
.dest-status-box {
  background-color: var(--bg-card);
  border: var(--border-width) solid var(--border-solid);
  border-radius: 6px;
  padding: 10px 12px;
  box-shadow: var(--shadow-offset-sm);
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
}

.dest-status-row {
  display: flex;
  justify-content: space-between;
  color: var(--ink-secondary);
}

.dest-status-row strong {
  color: var(--ink-primary);
}

/* --- COLUMN B: Conduits Center & Flying Byte Packets Plane --- */
.conduits-center {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 380px;
  overflow: visible;
}

.conduits-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: visible;
  z-index: 1;
}

.conduit-track {
  fill: none;
  stroke: var(--conduit-stroke);
  stroke-width: 2px;
  stroke-dasharray: 4 4;
  opacity: 0.7;
  transition: stroke 200ms ease, opacity 200ms ease;
}

.conduit-track.active {
  stroke: var(--color-mint-dark);
  stroke-dasharray: none;
  stroke-width: 2.5px;
  opacity: 1;
}

.conduit-track.complete {
  stroke: var(--color-butter);
  stroke-dasharray: none;
  stroke-width: 2px;
  opacity: 0.9;
}

/* Animated DOM Byte Packets Flying along the SVG Path */
.byte-packets-plane {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 5;
}

.byte-packet {
  position: absolute;
  top: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 16px;
  background-color: var(--packet-bg);
  border: 1.5px solid var(--packet-border);
  border-radius: 3px;
  box-shadow: 1px 1px 0px rgba(0, 0, 0, 0.2);
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  color: var(--ink-primary);
  will-change: transform;
}

.byte-packet.type-data {
  background-color: var(--color-peach-light);
}

.byte-packet.type-chunk {
  background-color: var(--color-butter);
}

/* --- COLUMN C: Worker Entities Rack (Right Side) --- */
.workers-column {
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  z-index: 2;
}

.workers-active-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  background-color: var(--ink-primary);
  color: var(--bg-card);
  padding: 2px 6px;
  border-radius: 4px;
}

.worker-entities-rack {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 440px;
  overflow-y: auto;
  padding-right: 4px;
}

/* Custom retro scrollbar */
.worker-entities-rack::-webkit-scrollbar {
  width: 6px;
}
.worker-entities-rack::-webkit-scrollbar-thumb {
  background: var(--ink-secondary);
  border-radius: 3px;
}

/* Single Worker Node Chassis */
.worker-node {
  position: relative;
  background-color: var(--bg-card);
  border: var(--border-width) solid var(--border-solid);
  border-radius: 6px;
  padding: 10px 12px;
  box-shadow: var(--shadow-offset-sm);
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: transform 120ms ease, box-shadow 120ms ease;
}

.worker-node.active-streaming {
  border-color: var(--color-mint-dark);
  box-shadow: 3px 3px 0px var(--color-mint-dark);
}

.worker-node.worker-complete {
  border-color: var(--color-butter-dark);
}

/* Worker Node Emitter Nozzle (Left side, where byte packets shoot out towards folder) */
.worker-emitter-port {
  position: absolute;
  top: 50%;
  left: -9px;
  width: 10px;
  height: 10px;
  background-color: var(--color-butter);
  border: 1.5px solid var(--border-solid);
  border-radius: 50%;
  transform: translateY(-50%);
  z-index: 4;
}

.worker-node.active-streaming .worker-emitter-port {
  background-color: var(--color-mint);
  box-shadow: 0 0 6px var(--color-mint);
}

.worker-node-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.worker-id-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.worker-led {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  border: 1px solid var(--border-solid);
  background-color: #A1A1AA;
}

.worker-led.led-active {
  background-color: var(--color-mint);
}

.worker-led.led-done {
  background-color: var(--color-butter);
}

.worker-name-label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  color: var(--ink-primary);
}

.worker-status-badge {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  padding: 1px 6px;
  border: 1px solid var(--border-solid);
  border-radius: 3px;
  background-color: var(--bg-card-secondary);
  color: var(--ink-secondary);
}

.worker-status-badge.streaming {
  background-color: var(--color-mint);
  color: #18181B;
}

.worker-status-badge.completed {
  background-color: var(--color-butter);
  color: #18181B;
}

/* Worker Chunk Range */
.worker-chunk-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Mini Progress Bar */
.worker-mini-track {
  height: 7px;
  background-color: var(--bg-card-secondary);
  border: 1px solid var(--border-solid);
  border-radius: 4px;
  overflow: hidden;
}

.worker-mini-fill {
  height: 100%;
  background-color: var(--color-mint);
  width: 0%;
  transition: width 100ms linear;
}

.worker-node-bottom {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 600;
  color: var(--ink-secondary);
}

/* --------------------------------------------------------------------------
   8. Diagnostic RFC 7233 Protocol Trace Drawer
   -------------------------------------------------------------------------- */
.trace-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.trace-title-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.terminal-prompt {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 900;
  color: var(--color-coral);
}

.trace-title {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--ink-primary);
}

.trace-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-muted);
}

.solid-pill-btn-small {
  background-color: var(--bg-card-secondary);
  color: var(--ink-primary);
  border: 1.5px solid var(--border-solid);
  padding: 4px 10px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-offset-sm);
  transition: transform 100ms ease;
}

.solid-pill-btn-small:hover {
  background-color: var(--color-peach);
  color: #18181B;
}

.solid-pill-btn-small:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0px var(--border-solid);
}

.trace-terminal-window {
  background-color: var(--bg-trace);
  border: var(--border-width) solid var(--border-solid);
  border-radius: 6px;
  padding: 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: #E4E4E7;
  max-height: 160px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.trace-log-line {
  line-height: 1.4;
}

.trace-log-line.log-system  { color: #A1A1AA; }
.trace-log-line.log-probe   { color: #60A5FA; }
.trace-log-line.log-range   { color: #FCD34D; }
.trace-log-line.log-stream  { color: #34D399; }
.trace-log-line.log-success { color: #A7F3D0; font-weight: 700; }
.trace-log-line.log-error   { color: #F87171; font-weight: 700; }

/* --------------------------------------------------------------------------
   9. App Footer
   -------------------------------------------------------------------------- */
.app-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 40px;
  padding-top: 20px;
  border-top: var(--border-width) solid var(--border-solid);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-secondary);
}

.app-footer code {
  background-color: var(--bg-card);
  border: 1px solid var(--border-solid);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--ink-primary);
  font-weight: 700;
}

.status-indicator-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-mint);
  border: 1px solid var(--border-solid);
}

/* --------------------------------------------------------------------------
   10. 2D Chunk Completion Matrix (Retro Blue Terminal)
   -------------------------------------------------------------------------- */
.matrix-chassis {
  margin-bottom: 32px;
}

.card-folder-tab.tab-blue {
  background-color: var(--color-sky);
}

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

.matrix-desc {
  font-family: var(--font-main);
  font-size: 12px;
  color: var(--ink-secondary);
  max-width: 650px;
}

.matrix-stats-pills {
  display: flex;
  gap: 8px;
}

.matrix-pill {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  background-color: var(--bg-card-secondary);
  border: var(--border-width) solid var(--border-solid);
  border-radius: 6px;
  color: var(--ink-primary);
  box-shadow: var(--shadow-offset-sm);
}

.matrix-pill.pill-accent {
  background-color: var(--color-butter);
  color: #18181B;
}

/* The Iconic Retro Blue Terminal Canvas (Matching User's Reference Image) */
.matrix-terminal-frame {
  background-color: #0018F0;
  border: var(--border-width) solid var(--border-solid);
  border-radius: 8px;
  box-shadow: var(--shadow-offset);
  padding: 24px;
  position: relative;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 180px;
}

[data-theme="dark"] .matrix-terminal-frame {
  background-color: #0A1172;
}

.matrix-grid-viewport {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(36px, 1fr));
  gap: 6px;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
}

/* Individual 2D Chunk Cell */
.chunk-cell {
  aspect-ratio: 1;
  border: 1.5px solid rgba(255, 255, 255, 0.45);
  background-color: rgba(0, 0, 0, 0.15);
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.85);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: transform 120ms ease, background-color 150ms ease, border-color 150ms ease, box-shadow 150ms ease;
  user-select: none;
}

.chunk-cell:hover {
  transform: scale(1.15);
  z-index: 5;
  border-color: #FFFFFF;
}

/* Cell Downloading State (Active Pulse) */
.chunk-cell.status-downloading {
  border-color: var(--color-butter);
  background-color: rgba(252, 211, 77, 0.35);
  color: #18181B;
  animation: cellPulse 600ms infinite alternate ease-in-out;
}

@keyframes cellPulse {
  from { box-shadow: 0 0 2px var(--color-butter); }
  to { box-shadow: 0 0 10px var(--color-butter); }
}

/* Cell Completed State (Solid Pure White Pop - As in user's image) */
.chunk-cell.status-completed {
  background-color: #FFFFFF !important;
  border-color: #FFFFFF !important;
  color: #0018F0 !important;
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.85);
  transform: scale(1.02);
}

/* Matrix Legend */
.matrix-legend-row {
  display: flex;
  gap: 20px;
  align-items: center;
  flex-wrap: wrap;
  padding-top: 4px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-secondary);
}

.legend-swatch {
  width: 14px;
  height: 14px;
  border-radius: 2px;
  border: 1.5px solid var(--border-solid);
}

.swatch-pending {
  background-color: transparent;
  border: 1.5px solid rgba(0, 0, 0, 0.4);
}
[data-theme="dark"] .swatch-pending {
  border: 1.5px solid rgba(255, 255, 255, 0.4);
}

.swatch-active {
  background-color: var(--color-butter);
}

.swatch-done {
  background-color: #FFFFFF;
  border: 1.5px solid var(--border-solid);
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.2);
}

/* ==========================================================================
   UNIFIED COCKPIT DASHBOARD LAYOUT (HIGH-DENSITY COMPACT REDESIGN)
   ========================================================================== */

/* Main content shell: wider, compact padding */
.main-content {
  max-width: 1440px;
  margin: 0 auto;
}

/* Reduce chassis margins & padding to fit within single screen */
.chassis-card {
  margin-bottom: 14px !important;
  padding: 16px 18px !important;
}

/* Config / Dispatch Chassis */
.config-chassis {
  padding-bottom: 12px !important;
}

.presets-compact-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.presets-label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--ink-secondary);
  white-space: nowrap;
}

.cockpit-action-strip {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: nowrap;
}

.cockpit-action-strip .url-input-container {
  flex: 1 1 360px;
  margin-bottom: 0;
  height: 40px;
}

.cockpit-action-strip .url-input-container .solid-input {
  height: 40px;
  font-size: 12px;
}

.compact-stepper {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 3px;
  min-width: 110px;
  max-width: 130px;
  height: 40px;
  background-color: var(--bg-card-secondary);
  border: 1.5px solid var(--border-solid);
  border-radius: 6px;
  padding: 3px 8px;
  box-sizing: border-box;
}

.stepper-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  color: var(--ink-secondary);
}

.stepper-val-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 800;
  color: var(--ink-primary);
  background: var(--bg-card);
  border: 1px solid var(--border-solid);
  padding: 0 4px;
  border-radius: 3px;
}

.solid-range-compact {
  width: 100%;
  accent-color: var(--color-peach);
  cursor: pointer;
  height: 4px;
  margin: 0;
}

.solid-action-btn-compact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 40px;
  padding: 0 16px;
  background-color: var(--color-mint);
  color: #18181B;
  border: 2px solid var(--border-solid);
  box-shadow: 2px 2px 0px var(--border-solid);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.5px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 120ms ease;
  flex-shrink: 0;
}

.solid-action-btn-compact:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px var(--border-solid);
}

.solid-action-btn-compact:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0px var(--border-solid);
}

/* Side-by-Side Cockpit Grid */
.cockpit-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 14px;
  margin-bottom: 14px;
  align-items: stretch;
}

@media (max-width: 1040px) {
  .cockpit-grid {
    grid-template-columns: 1fr;
  }
  .cockpit-action-strip {
    flex-wrap: wrap;
  }
}

/* Compact Left Stage Chassis */
.stage-chassis .master-telemetry-bar {
  margin-bottom: 8px;
}

.stage-chassis .metric-big {
  font-size: 26px !important;
}

.stage-chassis .master-track-container {
  margin-bottom: 10px;
}

.stage-chassis .solid-track-base {
  height: 10px !important;
}

.stage-chassis .concurrency-arena {
  display: grid;
  grid-template-columns: 140px 1fr 180px !important;
  gap: 10px !important;
  min-height: 230px !important;
  max-height: 250px !important;
  padding: 8px 10px !important;
  margin-top: 0 !important;
  overflow: hidden;
}

/* Scaled XP Folder inside Left Stage */
.stage-chassis .dest-folder-wrapper {
  transform: scale(0.78);
  transform-origin: top center;
  margin: -10px 0 0 0;
}

.stage-chassis .dest-status-box {
  margin-top: -15px;
  font-size: 9px;
  gap: 3px;
  padding: 4px 6px;
}

/* Compact SVG conduits */
.stage-chassis .conduits-center {
  min-height: 210px !important;
}

/* Compact Worker Entities Rack */
.stage-chassis .worker-entities-rack {
  max-height: 195px !important;
  gap: 6px !important;
}

.stage-chassis .worker-node {
  padding: 5px 8px !important;
  border-radius: 4px !important;
}

.stage-chassis .worker-chunk-tag {
  font-size: 9px !important;
  margin-bottom: 3px !important;
}

.stage-chassis .worker-mini-track {
  height: 4px !important;
  margin-bottom: 3px !important;
}

/* Compact Right Matrix Chassis */
.matrix-card-body {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.matrix-header-row {
  margin-bottom: 8px !important;
}

.matrix-desc {
  font-size: 10px !important;
  line-height: 1.3 !important;
  margin-top: 2px !important;
}

.matrix-terminal-frame {
  min-height: 180px !important;
  max-height: 215px !important;
  padding: 10px !important;
  border-radius: 6px !important;
  overflow-y: auto;
}

.matrix-grid-viewport {
  gap: 6px !important;
  justify-content: flex-start !important;
  align-content: flex-start !important;
}

.matrix-grid-viewport .chunk-cell {
  width: 32px !important;
  height: 28px !important;
  font-size: 9px !important;
}

.matrix-legend-row {
  padding-top: 6px !important;
  gap: 12px !important;
}

.matrix-legend-row .legend-text {
  font-size: 10px !important;
}

/* Compact Trace Chassis (Bottom Drawer) */
.trace-chassis {
  margin-bottom: 12px !important;
}

.trace-chassis .trace-header {
  padding-bottom: 6px !important;
  margin-bottom: 6px !important;
}

.trace-chassis .trace-title {
  font-size: 13px !important;
}

.trace-chassis .trace-sub {
  font-size: 10px !important;
}

.trace-chassis .trace-terminal-window {
  height: 110px !important;
  min-height: 110px !important;
  padding: 8px 12px !important;
  font-size: 11px !important;
  border-radius: 6px !important;
}

/* Compact App Shell & Footer */
.app-shell {
  padding: 10px 16px !important;
}

.top-nav {
  margin-bottom: 14px !important;
  padding-bottom: 8px !important;
}

.app-footer {
  padding: 6px 0 !important;
  font-size: 10px !important;
  margin-top: 0 !important;
}

/* ==========================================================================
   SQUARE 2D MATRIX TRACKER & ASYMMETRIC STAGE HERO LAYOUT
   ========================================================================== */

/* Concurrency Transfer Stage takes ~80% of width, Square Matrix takes 240px */
.cockpit-grid {
  display: grid !important;
  grid-template-columns: 1fr 240px !important;
  gap: 14px !important;
  align-items: stretch !important;
}

@media (max-width: 980px) {
  .cockpit-grid {
    grid-template-columns: 1fr !important;
  }
}

/* Expanded Hero Arena inside the wider Stage Card */
.stage-chassis .concurrency-arena {
  display: grid !important;
  grid-template-columns: 195px 1fr 220px !important;
  gap: 12px !important;
  min-height: 250px !important;
  max-height: 275px !important;
  overflow-y: auto !important;
  overflow-x: hidden !important;
  padding-right: 4px !important;
  scrollbar-width: thin;
  scrollbar-color: var(--border-solid) var(--bg-card-secondary);
}

.stage-chassis .concurrency-arena::-webkit-scrollbar {
  width: 5px;
}

.stage-chassis .concurrency-arena::-webkit-scrollbar-track {
  background: var(--bg-card-secondary);
}

.stage-chassis .concurrency-arena::-webkit-scrollbar-thumb {
  background-color: var(--border-solid);
  border-radius: 3px;
}

.stage-chassis .destination-column {
  overflow: visible !important;
  max-height: none !important;
  scrollbar-width: none !important;
}

.stage-chassis .destination-column::-webkit-scrollbar {
  display: none !important;
  width: 0 !important;
}

.stage-chassis .dest-folder-wrapper {
  transform: scale(0.85) !important;
  margin: -5px 0 0 0 !important;
}

.stage-chassis .conduits-center {
  min-height: 230px !important;
}

.stage-chassis .worker-entities-rack {
  max-height: none !important;
  overflow: visible !important;
}

/* Compact Square Matrix Card (Takes tiny screen footprint) */
.compact-square-matrix {
  display: flex !important;
  flex-direction: column !important;
  justify-content: space-between !important;
  width: 240px !important;
  box-sizing: border-box !important;
}

.square-matrix-body {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: space-between !important;
  height: 100% !important;
  gap: 8px !important;
  padding: 4px 0 !important;
}

.matrix-mini-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 0 4px;
}

.matrix-mini-title {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--ink-secondary);
  letter-spacing: 0.5px;
}

.matrix-pill-compact {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 800;
  background-color: var(--color-mint);
  color: #18181B;
  padding: 1px 6px;
  border-radius: 3px;
  border: 1px solid var(--border-solid);
}

/* Perfect Square Retro Electric-Blue Terminal Frame */
.matrix-terminal-square-frame {
  width: 190px !important;
  height: 190px !important;
  aspect-ratio: 1 / 1 !important;
  background-color: #0018F0 !important;
  border: 2px solid var(--border-solid) !important;
  border-radius: 6px !important;
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.4), 2px 2px 0px var(--border-solid) !important;
  padding: 8px !important;
  box-sizing: border-box !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
}

.matrix-terminal-square-frame .matrix-grid-viewport {
  display: grid !important;
  width: 100% !important;
  height: 100% !important;
  gap: 3px !important;
  box-sizing: border-box !important;
  align-content: center !important;
  justify-content: center !important;
}

.matrix-terminal-square-frame .chunk-cell {
  aspect-ratio: 1 / 1 !important;
  width: 100% !important;
  height: 100% !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  font-family: var(--font-mono) !important;
  font-size: 8px !important;
  font-weight: 700 !important;
  border-radius: 2px !important;
  box-sizing: border-box !important;
  border: 1.5px solid rgba(255, 255, 255, 0.3) !important;
  color: rgba(255, 255, 255, 0.7) !important;
  background-color: transparent !important;
  transition: all 120ms ease !important;
}

.matrix-terminal-square-frame .chunk-cell.status-downloading {
  background-color: #FBBF24 !important;
  color: #18181B !important;
  border-color: #F59E0B !important;
  animation: chunkPulse 800ms infinite ease-in-out !important;
}

.matrix-terminal-square-frame .chunk-cell.status-completed {
  background-color: #FFFFFF !important;
  color: #0018F0 !important;
  border-color: #FFFFFF !important;
  box-shadow: 0 0 6px rgba(255, 255, 255, 0.8) !important;
}

.matrix-mini-footer {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--ink-secondary);
}

/* Speed Limiter Throttle Styles */
.speed-stepper {
  min-width: 120px !important;
  max-width: 140px !important;
}

.solid-select-compact {
  width: 100%;
  height: 20px;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  background-color: var(--bg-card);
  color: var(--ink-primary);
  border: 1px solid var(--border-solid);
  border-radius: 3px;
  padding: 0 2px;
  cursor: pointer;
  outline: none;
}

/* --------------------------------------------------------------------------
   Dark Mode High-Contrast Text Overrides (Pure White)
   -------------------------------------------------------------------------- */
[data-theme="dark"] .presets-label,
[data-theme="dark"] .preset-pill-tag,
[data-theme="dark"] .preset-pill-desc,
[data-theme="dark"] .preset-pill:not(.active) .preset-pill-tag,
[data-theme="dark"] .preset-pill:not(.active) .preset-pill-desc,
[data-theme="dark"] .stepper-meta,
[data-theme="dark"] .stepper-title,
[data-theme="dark"] .stepper-label,
[data-theme="dark"] .stepper-caption,
[data-theme="dark"] .column-tag,
[data-theme="dark"] .worker-chunk-tag,
[data-theme="dark"] .worker-node-bottom,
[data-theme="dark"] .worker-node-bottom span,
[data-theme="dark"] .dest-status-row,
[data-theme="dark"] .dest-status-row span,
[data-theme="dark"] .dest-status-row strong,
[data-theme="dark"] .matrix-mini-title,
[data-theme="dark"] .matrix-count-text,
[data-theme="dark"] .matrix-mini-footer,
[data-theme="dark"] .cell-label,
[data-theme="dark"] .metric-file-name,
[data-theme="dark"] .trace-sub,
[data-theme="dark"] .brand-version,
[data-theme="dark"] .app-footer,
[data-theme="dark"] .app-footer span,
[data-theme="dark"] .legend-item,
[data-theme="dark"] .solid-select-compact {
  color: #FFFFFF !important;
}

/* ==========================================================================
   FINAL ENHANCEMENTS: Hero CTA, Benchmark Arena, Themed Footer & Decluttering
   ========================================================================== */

/* 1. Header Decluttering: Subtle technical badges */
.badge-pill.pill-subtle {
  background-color: rgba(0, 0, 0, 0.06);
  color: var(--ink-secondary);
  border: 1px solid var(--border-solid);
  font-size: 11px;
}

[data-theme="dark"] .badge-pill.pill-subtle {
  background-color: rgba(255, 255, 255, 0.08);
  color: #FFFFFF !important;
  border-color: #4A4A54;
}

.benchmark-nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--color-butter);
  color: #18181B;
  border: 1.5px solid var(--border-solid);
  border-radius: 6px;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 2px 2px 0px var(--border-solid);
  transition: all 120ms ease;
}

.benchmark-nav-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px var(--border-solid);
}

.benchmark-nav-btn:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0px var(--border-solid);
}

/* 2. Action Strip Cleanups: Make HTTP GET a subtle tech badge */
.input-method-badge {
  background-color: var(--bg-card-secondary) !important;
  color: var(--ink-primary) !important;
  border-right: 1.5px solid var(--border-solid) !important;
}

/* 3. HERO START CTA BUTTON: THE UNMISTAKABLE PRIMARY ACTION */
.hero-start-cta {
  position: relative;
  background: #10B981 !important;
  color: #042F2E !important;
  border: 2.5px solid #042F2E !important;
  border-radius: 8px !important;
  padding: 0 20px !important;
  height: 42px !important;
  font-family: var(--font-mono) !important;
  font-size: 12px !important;
  font-weight: 900 !important;
  letter-spacing: 0.6px !important;
  cursor: pointer !important;
  box-shadow: 3px 3px 0px #042F2E !important;
  animation: hero-cta-breathe 2.4s infinite ease-in-out !important;
  transition: all 140ms ease !important;
  z-index: 2;
}

[data-theme="dark"] .hero-start-cta {
  background: #10B981 !important;
  color: #000000 !important;
  border-color: #000000 !important;
  box-shadow: 3px 3px 0px #000000 !important;
}

@keyframes hero-cta-breathe {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7), 3px 3px 0px var(--border-solid);
    transform: translate(0, 0);
  }
  50% {
    box-shadow: 0 0 16px 3px rgba(16, 185, 129, 0.85), 4px 4px 0px var(--border-solid);
    transform: translate(-1px, -1px);
  }
}

.hero-start-cta:hover {
  background: #34D399 !important;
  transform: translate(-2px, -2px) scale(1.02) !important;
  box-shadow: 0 0 20px 4px rgba(52, 211, 153, 0.9), 5px 5px 0px var(--border-solid) !important;
}

.hero-start-cta:active {
  transform: translate(2px, 2px) scale(0.98) !important;
  box-shadow: 1px 1px 0px var(--border-solid) !important;
  animation: none !important;
}

.hero-start-cta .btn-icon {
  font-size: 14px;
}

.hero-start-cta .btn-arrow {
  margin-left: 4px;
  font-size: 11px;
  transition: transform 120ms ease;
}

.hero-start-cta:hover .btn-arrow {
  transform: translateX(3px);
}

.cta-pulse-beacon {
  display: inline-block;
  width: 7px;
  height: 7px;
  background-color: #042F2E;
  border-radius: 50%;
  margin-right: 2px;
  animation: beacon-blink 1.2s infinite ease-in-out;
}

@keyframes beacon-blink {
  0%, 100% { opacity: 0.3; transform: scale(0.8); }
  50% { opacity: 1; transform: scale(1.2); }
}

/* 4. SPEEDUP BENCHMARK ARENA STYLES */
.benchmark-chassis {
  margin-bottom: 14px;
  border-left: 4px solid var(--color-butter);
  transition: all 250ms ease;
}

.benchmark-body {
  padding: 16px 20px 20px !important;
}

.benchmark-control-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.bench-heading {
  font-family: var(--font-main);
  font-size: 15px;
  font-weight: 800;
  color: var(--ink-primary);
  margin-bottom: 2px;
}

.bench-subtext {
  font-size: 12px;
  color: var(--ink-secondary);
}

.benchmark-btn-cluster {
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-bench-cta {
  background-color: var(--color-butter) !important;
  color: #18181B !important;
  font-weight: 800 !important;
}

.hero-bench-cta:hover {
  background-color: var(--color-butter-dark) !important;
}

.benchmark-arena-grid {
  display: grid;
  grid-template-columns: 1fr 180px 1fr;
  gap: 14px;
  align-items: stretch;
}

@media (max-width: 900px) {
  .benchmark-arena-grid {
    grid-template-columns: 1fr;
  }
}

.bench-lane {
  background-color: var(--bg-card-secondary);
  border: var(--border-width) solid var(--border-solid);
  border-radius: 8px;
  padding: 14px;
  box-shadow: var(--shadow-offset-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.bench-lane-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

.bench-lane-title-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.lane-badge-icon {
  font-size: 24px;
}

.lane-title {
  font-family: var(--font-main);
  font-size: 14px;
  font-weight: 800;
  color: var(--ink-primary);
}

.lane-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-secondary);
}

.bench-status-badge {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 800;
  padding: 3px 7px;
  border-radius: 4px;
  border: 1px solid var(--border-solid);
  background-color: var(--bg-card);
  color: var(--ink-primary);
}

.bench-status-badge.running {
  background-color: var(--color-peach);
  color: #18181B;
}

.bench-status-badge.done {
  background-color: var(--color-mint);
  color: #18181B;
}

.bench-progress-track {
  height: 12px;
  background-color: var(--bg-card);
  border: 1.5px solid var(--border-solid);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 14px;
}

.bench-track-fill {
  height: 100%;
  width: 0%;
  transition: width 100ms linear;
}

.fill-seq {
  background-color: var(--color-peach);
}

.fill-par {
  background-color: var(--color-mint);
}

.bench-stats-cluster {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-solid);
  border-radius: 6px;
  padding: 8px 10px;
}

.bench-stat-cell {
  display: flex;
  flex-direction: column;
}

.b-stat-k {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--ink-muted);
  font-weight: 700;
}

.b-stat-v {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 800;
  color: var(--ink-primary);
}

/* Center Speedup Gauge Column */
.bench-multiplier-column {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 12px;
  background-color: var(--bg-card);
  border: 2px dashed var(--border-solid);
  border-radius: 8px;
  padding: 14px;
  text-align: center;
}

.speedup-multiplier-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.gauge-tag {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: var(--ink-secondary);
}

.gauge-multiplier {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 900;
  color: #10B981;
  text-shadow: 0 0 12px rgba(16, 185, 129, 0.4);
  line-height: 1;
}

.gauge-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  background-color: var(--bg-card-secondary);
  border: 1px solid var(--border-solid);
  padding: 2px 8px;
  border-radius: 4px;
  color: var(--ink-primary);
}

.gauge-badge.active-boost {
  background-color: var(--color-mint);
  color: #18181B;
}

.gauge-time-saved {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.g-save-k {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--ink-muted);
}

.g-save-v {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 800;
  color: var(--color-coral);
}

/* 5. TACTILE CHASSIS THEMED FOOTER */
.chassis-footer {
  position: relative;
  background-color: var(--bg-card);
  border: var(--border-width) solid var(--border-solid);
  border-radius: 10px;
  box-shadow: var(--shadow-offset);
  margin-top: 24px;
  padding: 28px 24px 16px;
}

.footer-folder-tab {
  position: absolute;
  top: -14px;
  left: 20px;
  background-color: var(--color-lavender);
  color: #18181B;
  border: var(--border-width) solid var(--border-solid);
  border-bottom: none;
  border-radius: 6px 6px 0 0;
  padding: 2px 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.5px;
}

[data-theme="dark"] .footer-folder-tab {
  background-color: var(--color-lavender);
  color: #18181B;
}

.footer-main-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  padding-bottom: 20px;
  border-bottom: 1.5px solid var(--border-solid);
}

.footer-brand-meta {
  flex: 1 1 280px;
}

.footer-logo-line {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 6px;
}

.footer-bolt {
  font-size: 18px;
}

.footer-name {
  font-family: var(--font-main);
  font-size: 16px;
  font-weight: 900;
  color: var(--ink-primary);
  letter-spacing: -0.5px;
}

.footer-sub {
  color: var(--color-coral);
}

.footer-pill-ver {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  background-color: var(--bg-card-secondary);
  border: 1px solid var(--border-solid);
  padding: 1px 6px;
  border-radius: 4px;
  color: var(--ink-secondary);
}

.footer-lead {
  font-size: 12px;
  color: var(--ink-secondary);
  margin-bottom: 10px;
}

.footer-tech-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.tech-pill {
  font-family: var(--font-mono);
  font-size: 10px;
  background-color: var(--bg-card-secondary);
  border: 1px solid var(--border-solid);
  padding: 2px 7px;
  border-radius: 4px;
  color: var(--ink-primary);
}

/* Center GitHub CTA Button */
.footer-cta-hub {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.footer-github-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background-color: #24292F;
  color: #FFFFFF !important;
  border: 2px solid var(--border-solid);
  border-radius: 8px;
  padding: 10px 20px;
  text-decoration: none;
  box-shadow: 3px 3px 0px var(--border-solid);
  transition: all 120ms ease;
}

[data-theme="dark"] .footer-github-btn {
  background-color: #0F1117;
  border-color: #4A4A54;
  box-shadow: 3px 3px 0px #000000;
}

.footer-github-btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0px var(--border-solid);
  background-color: #000000;
}

.footer-github-btn:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0px var(--border-solid);
}

.gh-btn-copy {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.gh-btn-title {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 800;
  color: #FFFFFF;
}

.gh-btn-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  color: #9CA3AF;
}

.footer-nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
}

.footer-nav-links a {
  color: var(--ink-secondary);
  text-decoration: none;
  transition: color 100ms ease;
}

.footer-nav-links a:hover {
  color: var(--ink-primary);
  text-decoration: underline;
}

.footer-nav-links .sep {
  color: var(--ink-muted);
}

/* Right Deploy Box */
.footer-deploy-box {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 3px;
}

@media (max-width: 768px) {
  .footer-deploy-box {
    align-items: flex-start;
  }
}

.deploy-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--bg-card-secondary);
  border: 1.5px solid var(--border-solid);
  padding: 4px 10px;
  border-radius: 20px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  color: var(--ink-primary);
}

.pulse-green-dot {
  width: 7px;
  height: 7px;
  background-color: #10B981;
  border-radius: 50%;
  box-shadow: 0 0 6px #10B981;
}

.deploy-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-secondary);
}

.footer-bottom-strip {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-muted);
  padding-top: 12px;
  flex-wrap: wrap;
  gap: 8px;
}