/* ==========================================================================
   HackerRank Solutions Hub - Lixie / 16-Segment Phosphor & CRT Instrument CSS
   Authentic Pixelated / Segmented Low-Cognitive-Load Dark Instrument Theme
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Chakra+Petch:ital,wght@0,400;0,500;0,600;0,700;1,400&family=Fira+Code:wght@400;500;600;700&family=Share+Tech+Mono&family=Silkscreen&family=VT323&display=swap');

:root {
  /* Surfaces */
  --bg-dark: #080A0F;
  --bg-card: #0E121B;
  --bg-card-hover: #151B26;
  --bg-elevated: #1D2535;
  --bg-input: #0A0D14;
  --bg-hover: #222C3E;

  /* Borders */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-color: rgba(255, 255, 255, 0.16);
  --border-focus: #00E5FF;
  --border-glow: rgba(0, 229, 255, 0.35);

  /* Brand: Phosphor Ice Cyan */
  --color-brand: #00E5FF;
  --color-brand-hover: #38BDF8;
  --color-brand-dim: rgba(0, 229, 255, 0.14);
  --color-brand-glow: rgba(0, 229, 255, 0.3);
  --neon-cyan: #00E5FF;

  /* Role 1: Success / Solved (Terminal Emerald) */
  --role-success: #10B981;
  --role-success-dim: rgba(16, 185, 129, 0.16);
  --role-success-glow: rgba(16, 185, 129, 0.3);
  --neon-green: #10B981;

  /* Role 2: Attention / In-Progress / Warning (Phosphor Amber) */
  --role-attention: #F59E0B;
  --role-attention-dim: rgba(245, 158, 11, 0.16);
  --role-attention-glow: rgba(245, 158, 11, 0.3);
  --neon-amber: #F59E0B;

  /* Role 3: Critical / Destructive / Hard (Signal Crimson) */
  --role-critical: #EF4444;
  --role-critical-dim: rgba(239, 68, 68, 0.16);
  --role-critical-glow: rgba(239, 68, 68, 0.3);
  --neon-pink: #EF4444;
  --neon-purple: #94A3B8;

  /* Text Hierarchy */
  --text-bright: #FFFFFF;
  --text-main: #E2E8F0;
  --text-muted: #94A3B8;
  --text-dim: #64748B;

  /* Pixel & Segmented Fonts */
  --font-pixel: 'Silkscreen', 'VT323', monospace;
  --font-terminal: 'VT323', monospace;
  --font-segment: 'Share Tech Mono', monospace;
  --font-sans: 'Chakra Petch', 'Share Tech Mono', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  /* Strictly Pixel Bounding Box Radii */
  --radius-sm: 0px;
  --radius-md: 0px;
  --radius-lg: 0px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  scrollbar-width: thin;
  scrollbar-color: var(--border-color) var(--bg-dark);
}

/* Custom Retro Pixel Phosphor Scrollbars */
::-webkit-scrollbar {
  width: 7px;
  height: 7px;
}

::-webkit-scrollbar-track {
  background: var(--bg-dark);
  border: 1px solid var(--border-subtle);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 0;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-brand);
  box-shadow: 0 0 8px var(--color-brand-glow);
}

::-webkit-scrollbar-corner {
  background: var(--bg-dark);
}

.hr-icon, .hr-icon-logo {
  shape-rendering: crispEdges;
  vertical-align: middle;
}

/* Pixel Font Anti-Bloat & Legibility Enforcement (Never use synthetic bold on bitmap fonts) */
.brand-logo,
.brand-text,
.nav-btn,
.user-tag,
.role-badge,
.notification-badge,
.panel-title,
.form-group label,
.multiselect-btn,
.sol-title,
.card-title,
.lang-tag,
.btn-retro,
.btn-green,
.btn-cyan,
.btn-danger,
.btn-micro,
.btn-approve,
.btn-reject,
.line-tag-badge,
.editor-toolbar,
.sidebar-tab-btn,
.pill-btn,
.comment-card-header,
.rating-feedback-label,
.code-thread-header,
.btn-tooltip-comment,
h1, h2, h3, h4, h5, h6 {
  font-weight: 400 !important;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: geometricPrecision;
}

/* Utilities */
.hidden {
  display: none !important;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-sans);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.5;
  font-size: 13.5px;
  position: relative;
}

/* CRT Scanline & Chromatic Filter */
body::before {
  content: " ";
  display: block;
  position: fixed;
  top: 0; left: 0; bottom: 0; right: 0;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.2) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.02), rgba(0, 255, 0, 0.01), rgba(0, 0, 255, 0.02));
  z-index: 999;
  background-size: 100% 3px, 6px 100%;
  pointer-events: none;
  opacity: 0.6;
}

/* Header */
.header {
  background: rgba(14, 18, 27, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0.65rem 1.5rem;
}

.header-container {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-pixel);
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--text-bright);
  letter-spacing: 0.8px;
}

.brand-text {
  color: var(--color-brand);
  text-shadow: 0 0 10px var(--color-brand-glow);
}

.nav-links {
  display: flex;
  gap: 0.4rem;
}

.nav-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-family: var(--font-pixel);
  font-size: 0.72rem;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  padding: 0.5rem 0.85rem;
  border-radius: 0 !important;
  box-shadow: 2px 2px 0px #000;
  cursor: pointer !important;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.12s ease-out;
}

.nav-btn:hover {
  background: var(--bg-card-hover);
  color: var(--text-bright);
  border-color: var(--color-brand);
  box-shadow: 2px 2px 0px #000, 0 0 8px var(--color-brand-glow);
}

.nav-btn.active {
  background: var(--color-brand-dim);
  border-color: var(--color-brand);
  color: var(--color-brand);
  font-weight: 400;
  letter-spacing: 0.6px;
  box-shadow: 2px 2px 0px #000, 0 0 12px var(--color-brand-glow);
}

/* User Widget */
.user-widget {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.user-tag {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 0.35rem 0.65rem;
  border-radius: 0 !important;
  box-shadow: 2px 2px 0px #000;
  font-family: var(--font-pixel);
}

.role-badge {
  font-size: 0.62rem;
  font-weight: 400;
  font-family: var(--font-pixel);
  padding: 1px 5px;
  border-radius: 0 !important;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 1px 1px 0px #000;
}

.role-badge.user {
  background: var(--color-brand-dim);
  color: var(--color-brand);
  border: 1px solid rgba(0, 229, 255, 0.4);
}

.role-badge.admin {
  background: var(--role-attention-dim);
  color: var(--role-attention);
  border: 1px solid rgba(245, 158, 11, 0.4);
}

.notification-wrapper {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.bell-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  width: 32px;
  height: 32px;
  border-radius: 0 !important;
  box-shadow: 2px 2px 0px #000;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer !important;
  position: relative;
  transition: all 0.12s ease;
}

.bell-btn:hover {
  background: var(--bg-card-hover);
  color: var(--color-brand);
  border-color: var(--color-brand);
  box-shadow: 2px 2px 0px #000, 0 0 8px var(--color-brand-glow);
}

.notification-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--role-attention);
  color: #080A0F;
  font-size: 0.58rem;
  font-weight: 700;
  padding: 1px 4px;
  border-radius: 0 !important;
  font-family: var(--font-pixel);
  box-shadow: 1px 1px 0px #000;
}

.notification-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  width: 360px;

  max-width: 90vw;
  background: var(--bg-card);
  border: 2px solid var(--color-brand);
  border-radius: 0 !important;
  box-shadow: 4px 4px 0px #000, 0 0 20px rgba(0, 229, 255, 0.25);
  z-index: 200;
  overflow: hidden;
  animation: dropdown-fade 0.15s ease-out;
}

@keyframes dropdown-fade {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.notification-dropdown-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0.85rem;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-dark);
}

.notification-dropdown-title {
  font-size: 0.74rem;
  font-weight: 700;
  font-family: var(--font-pixel);
  color: var(--text-bright);
  display: flex;
  align-items: center;
  gap: 6px;
}

.notification-count-sub {
  font-size: 0.7rem;
  color: var(--text-dim);
  font-family: var(--font-segment);
  font-weight: normal;
}

.notification-push-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.45rem 0.85rem;
  background: rgba(14, 18, 27, 0.95);
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.68rem;
  gap: 8px;
}

.push-status-info {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.push-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-dim);
  flex-shrink: 0;
  transition: background 0.2s ease, box-shadow 0.2s ease;
}

.push-status-dot.active {
  background: var(--role-success);
  box-shadow: 0 0 6px rgba(0, 255, 157, 0.8);
}

.push-status-dot.blocked {
  background: var(--role-danger);
  box-shadow: 0 0 6px rgba(255, 75, 75, 0.8);
}

.push-status-dot.pending {
  background: var(--role-attention);
  box-shadow: 0 0 6px rgba(255, 184, 0, 0.8);
}

.push-status-text {
  color: var(--text-dim);
  font-family: var(--font-pixel);
  font-size: 0.65rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.push-actions {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

.push-btn-toggle, .push-btn-test {
  padding: 2px 6px;
  font-size: 0.62rem;
  height: 20px;
}

.notification-list {

  max-height: 280px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.notification-empty {
  padding: 1.5rem;
  text-align: center;
  font-size: 0.76rem;
  color: var(--text-dim);
  font-family: var(--font-pixel);
}

.notification-item {
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  cursor: pointer !important;
  transition: background 0.12s ease;
  position: relative;
}

.notification-item:hover {
  background: var(--bg-hover);
}

.notification-item.unread {
  background: var(--color-brand-dim);
  border-left: 3px solid var(--color-brand);
}

.notification-item.unread::after {
  content: '';
  position: absolute;
  top: 0.75rem;
  right: 0.65rem;
  width: 6px;
  height: 6px;
  border-radius: 0;
  background: var(--role-attention);
  box-shadow: 0 0 6px var(--role-attention-glow);
}

.notification-icon {
  color: var(--color-brand);
  line-height: 1;
  margin-top: 2px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.notification-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.notification-msg {
  font-size: 0.82rem;
  font-family: var(--font-sans);
  color: var(--text-bright);
  line-height: 1.35;
  word-break: break-word;
}

.notification-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.7rem;
  color: var(--text-dim);
  font-family: var(--font-segment);
}

.notification-type-tag {
  font-size: 0.58rem;
  padding: 1px 4px;
  border-radius: 0 !important;
  font-family: var(--font-pixel);
  font-weight: 700;
  text-transform: uppercase;
  box-shadow: 1px 1px 0px #000;
}

.notification-type-tag.COMMENT {
  background: var(--color-brand-dim);
  color: var(--color-brand);
  border: 1px solid rgba(0, 229, 255, 0.4);
}

.notification-type-tag.REVIEW {
  background: var(--role-success-dim);
  color: var(--role-success);
  border: 1px solid rgba(16, 185, 129, 0.4);
}

/* Main Container */
.main-container {
  max-width: 1440px;
  margin: 1.5rem auto;
  padding: 0 1.5rem 3rem;
}

/* Push Permission Banner */
.push-permission-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  background: linear-gradient(135deg, rgba(17, 22, 34, 0.98) 0%, rgba(14, 18, 27, 0.98) 100%);
  border: 1px solid rgba(0, 229, 255, 0.4);
  border-left: 4px solid var(--color-brand);
  padding: 0.9rem 1.25rem;
  margin-bottom: 1.25rem;
  box-shadow: 3px 3px 0px #000, 0 0 16px rgba(0, 229, 255, 0.12);
  animation: banner-slide-in 0.18s ease-out;
}

@keyframes banner-slide-in {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.push-banner-content {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-width: 0;
}

.push-banner-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.3);
  flex-shrink: 0;
  box-shadow: 2px 2px 0px #000;
}

.push-banner-body {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.push-banner-title {
  display: flex;
  align-items: center;
  gap: 8px;
}

.push-banner-label {
  font-family: var(--font-pixel);
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--text-bright);
  letter-spacing: 0.5px;
}

.push-banner-pill {
  font-family: var(--font-segment);
  font-size: 0.6rem;
  padding: 1px 5px;
  background: rgba(0, 229, 255, 0.15);
  color: var(--color-brand);
  border: 1px solid rgba(0, 229, 255, 0.3);
  letter-spacing: 0.5px;
}

.push-banner-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.push-banner-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

.btn-cyan {
  background: var(--color-brand) !important;
  color: #080A0F !important;
  font-weight: 700 !important;
  border-color: var(--color-brand) !important;
  box-shadow: 2px 2px 0px #000 !important;
}

.btn-cyan:hover {
  background: #33EBFF !important;
  box-shadow: 2px 2px 0px #000, 0 0 10px rgba(0, 229, 255, 0.6) !important;
}

.btn-ghost-subtle {
  background: transparent !important;
  color: var(--text-dim) !important;
  border: 1px solid var(--border-color) !important;
  box-shadow: 1px 1px 0px #000 !important;
}

.btn-ghost-subtle:hover {
  color: var(--text-bright) !important;
  border-color: var(--text-secondary) !important;
}

@media (max-width: 768px) {
  .push-permission-banner {
    flex-direction: column;
    align-items: stretch;
    gap: 0.85rem;
  }
  .push-banner-actions {
    justify-content: flex-end;
  }
}


/* Tabs */
.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: phosphor-tab-in 0.15s ease-out;
}

@keyframes phosphor-tab-in {
  from { opacity: 0.4; transform: translateY(3px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Glass Panels */
.glass-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 0 !important;
  padding: 1.25rem;
  margin-bottom: 1.25rem;
  box-shadow: 3px 3px 0px #000, inset 1px 1px 0px rgba(255, 255, 255, 0.05);
  transition: border-color 0.12s ease;
}

.glass-panel:hover {
  border-color: var(--border-focus);
}

.panel-title {
  font-size: 0.82rem;
  font-weight: 400;
  color: var(--color-brand);
  text-shadow: 0 0 8px var(--color-brand-glow);
  margin-bottom: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-pixel);
  letter-spacing: 0.8px;
  text-transform: uppercase;
}

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

.panel-sub-title {
  display: flex;
  align-items: center;
  gap: 7px;
}

.count-badge {
  font-size: 0.75rem;
  color: var(--color-brand);
  font-family: var(--font-segment);
  background: var(--bg-input);
  padding: 2px 8px;
  border-radius: 0 !important;
  border: 1px solid var(--border-color);
  box-shadow: 1px 1px 0px #000;
}

.segment-number {
  font-family: var(--font-segment);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.5px;
}

/* Filter Grid */
.filter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  align-items: flex-end;
}

.form-group label {
  display: block;
  font-size: 0.68rem;
  font-weight: 400;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
  font-family: var(--font-pixel);
  letter-spacing: 0.6px;
}

.form-control {
  width: 100%;
  height: 36px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 0 !important;
  padding: 0 0.75rem;
  color: var(--text-bright);
  font-family: var(--font-segment);
  font-size: 0.85rem;
  outline: none;
  box-shadow: inset 2px 2px 0px #000;
  transition: border-color 0.12s ease, box-shadow 0.12s ease;
}

.form-control:focus {
  border-color: var(--border-focus);
  box-shadow: inset 2px 2px 0px #000, 0 0 8px var(--color-brand-glow);
}

textarea.form-control {
  height: auto;
  padding: 0.6rem 0.75rem;
  resize: vertical;
}

select.form-control,
select.form-control option,
select option,
.form-control option {
  font-family: var(--font-segment);
  background: var(--bg-card);
  color: var(--text-bright);
}

/* Filter Panel */
.glass-panel.filter-panel {
  position: relative;
  z-index: 10;
  overflow: visible;
}

/* Multiselect Component */
.multiselect-wrapper {
  position: relative;
  z-index: 15;
}

#multiselect-user-btn,
.multiselect-btn {
  width: 100%;
  height: 36px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 0 !important;
  box-shadow: inset 2px 2px 0px #000;
  padding: 0 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-bright) !important;
  font-family: 'Share Tech Mono', monospace !important;
  font-size: 0.85rem !important;
  letter-spacing: 0.3px;
  cursor: pointer !important;
  outline: none;
  transition: border-color 0.12s ease, box-shadow 0.12s ease;
}

#multiselect-user-btn:hover,
.multiselect-btn:hover {
  border-color: var(--color-brand);
  box-shadow: inset 2px 2px 0px #000, 0 0 6px var(--color-brand-glow);
}

#multiselect-user-btn:focus,
.multiselect-btn:focus {
  border-color: var(--border-focus);
  box-shadow: inset 2px 2px 0px #000, 0 0 8px var(--color-brand-glow);
}

#multiselect-user-label,
.multiselect-label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-family: 'Share Tech Mono', monospace !important;
  font-size: 0.85rem !important;
  color: var(--text-bright) !important;
}

.multiselect-badge-count {
  font-size: 0.75rem !important;
  color: var(--color-brand) !important;
  background: rgba(0, 229, 255, 0.15);
  border: 1px solid var(--color-brand);
  padding: 1px 5px;
  margin-left: 6px;
  font-family: 'Share Tech Mono', monospace !important;
}

#multiselect-user-dropdown,
.multiselect-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  width: 100%;
  min-width: 260px;
  background: var(--bg-card);
  border: 2px solid var(--color-brand);
  border-radius: 0 !important;
  box-shadow: 4px 4px 0px #000, 0 0 20px rgba(0, 229, 255, 0.25);
  z-index: 50;
  padding: 0.5rem;
  font-family: 'Share Tech Mono', monospace !important;
}

.multiselect-header {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.5rem;
}

#multiselect-user-search {
  font-family: 'Share Tech Mono', monospace !important;
  font-size: 0.85rem !important;
  color: var(--text-bright) !important;
}

.multiselect-actions {
  display: flex;
  gap: 0.4rem;
}

.multiselect-actions .btn-micro {
  font-family: 'Share Tech Mono', monospace !important;
  font-size: 0.72rem !important;
}

#multiselect-user-options,
.multiselect-options {
  max-height: 180px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-family: 'Share Tech Mono', monospace !important;
}

#multiselect-user-options *,
.multiselect-options * {
  font-family: 'Share Tech Mono', monospace !important;
}

.multiselect-option,
.multiselect-option-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.65rem;
  border-radius: 0 !important;
  font-size: 0.85rem !important;
  font-family: 'Share Tech Mono', monospace !important;
  color: var(--text-bright) !important;
  cursor: pointer !important;
  transition: background 0.1s ease, color 0.1s ease;
  user-select: none;
}

.multiselect-option input[type="checkbox"],
.multiselect-option-item input[type="checkbox"] {
  accent-color: var(--color-brand);
  cursor: pointer;
}

.multiselect-option span,
.multiselect-option-item span {
  font-family: 'Share Tech Mono', monospace !important;
  font-size: 0.85rem !important;
  color: var(--text-bright) !important;
}

.multiselect-option:hover,
.multiselect-option-item:hover,
.multiselect-option:hover span,
.multiselect-option-item:hover span {
  background: var(--bg-hover);
  color: var(--color-brand) !important;
}

/* Solutions Grid */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1rem;
  position: relative;
  z-index: 1;
}

.solution-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 0 !important;
  padding: 1.1rem;
  cursor: pointer !important;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.75rem;
  box-shadow: 3px 3px 0px #000, inset 1px 1px 0px rgba(255, 255, 255, 0.05);
  transition: border-color 0.12s ease, transform 0.12s ease, box-shadow 0.12s ease, background-color 0.12s ease;
  position: relative;
  z-index: 1;
  animation: cardFadeIn 0.15s ease-out;
}

@keyframes cardFadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.solution-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--color-brand);
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px #000, 0 0 14px var(--color-brand-glow);
  z-index: 2;
}

.solution-card.active {
  border-color: var(--color-brand);
  background: var(--bg-card-hover);
  box-shadow: 3px 3px 0px #000, 0 0 16px var(--color-brand-glow);
  z-index: 2;
}

.sol-header, .card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.sol-title, .card-title {
  font-size: 0.85rem;
  font-weight: 400;
  color: #FFFFFF;
  line-height: 1.4;
  font-family: var(--font-pixel);
  letter-spacing: 0.8px;
  text-shadow: 0 0 2px rgba(255, 255, 255, 0.25);
}

.card-badges {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.lang-tag {
  font-size: 0.62rem;
  font-family: var(--font-pixel);
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 2px 6px;
  border-radius: 0 !important;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 1px 1px 0px #000;
}

.sol-meta {
  font-size: 0.76rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.sol-meta strong {
  color: var(--color-brand);
  font-weight: 500;
}

.sol-ratings-summary, .card-bottom {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.76rem;
  font-family: var(--font-segment);
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.6rem;
}

.rating-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 0 !important;
  box-shadow: 1px 1px 0px #000;
  padding: 3px 6px;
  font-size: 0.74rem;
  font-family: var(--font-segment);
}

.rating-badge .star-label-icon {
  display: inline-flex;
  align-items: center;
  color: var(--color-brand);
}

.rating-badge .star-rating {
  display: inline-flex;
  align-items: center;
  gap: 2px;
}

.rating-badge .star-icon {
  display: inline-flex;
  align-items: center;
}

.rating-badge .star-icon.filled {
  color: var(--role-attention);
  filter: drop-shadow(0 0 3px var(--role-attention-glow));
}

.rating-badge .star-icon.empty {
  color: var(--text-dim);
  opacity: 0.35;
}

.rating-badge .review-icon {
  display: inline-flex;
  align-items: center;
  color: var(--text-muted);
}

.author-name {
  color: var(--text-muted);
  font-family: var(--font-segment);
}

/* Buttons */
.btn-retro {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  font-family: var(--font-pixel);
  font-size: 0.72rem;
  letter-spacing: 0.75px;
  text-transform: uppercase;
  font-weight: 400;
  padding: 0.45rem 0.9rem;
  border-radius: 0 !important;
  box-shadow: 2px 2px 0px #000, inset 1px 1px 0px rgba(255, 255, 255, 0.15);
  cursor: pointer !important;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  outline: none;
  transition: all 0.12s ease-out;
}

.btn-retro:hover {
  background: var(--bg-hover);
  border-color: var(--color-brand);
  color: var(--text-bright);
  box-shadow: 2px 2px 0px #000, 0 0 8px var(--color-brand-glow);
}

.btn-retro:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0px #000;
}

.btn-green {
  background: var(--role-success) !important;
  color: #080A0F !important;
  border-color: var(--role-success) !important;
  font-weight: 400;
  letter-spacing: 0.75px;
  box-shadow: 2px 2px 0px #000, inset 1px 1px 0px rgba(255, 255, 255, 0.4) !important;
}

.btn-green:hover {
  background: #34D399 !important;
  box-shadow: 2px 2px 0px #000, 0 0 12px var(--role-success-glow) !important;
}

.btn-cyan {
  background: var(--color-brand) !important;
  color: #080A0F !important;
  border-color: var(--color-brand) !important;
  font-weight: 400;
  letter-spacing: 0.75px;
  box-shadow: 2px 2px 0px #000, inset 1px 1px 0px rgba(255, 255, 255, 0.4) !important;
}

.btn-cyan:hover {
  background: var(--color-brand-hover) !important;
  box-shadow: 2px 2px 0px #000, 0 0 12px var(--color-brand-glow) !important;
}

.btn-amber,
.btn-attention {
  background: var(--role-attention) !important;
  color: #080A0F !important;
  border-color: var(--role-attention) !important;
  font-weight: 400;
  letter-spacing: 0.75px;
  box-shadow: 2px 2px 0px #000, inset 1px 1px 0px rgba(255, 255, 255, 0.4) !important;
}

.btn-amber:hover,
.btn-attention:hover {
  background: #FBBF24 !important;
  box-shadow: 2px 2px 0px #000, 0 0 12px var(--role-attention-glow) !important;
}

.btn-danger {
  background: var(--role-critical-dim) !important;
  border-color: rgba(239, 68, 68, 0.4) !important;
  color: var(--role-critical) !important;
  cursor: pointer !important;
  box-shadow: 2px 2px 0px #000 !important;
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.25) !important;
  border-color: var(--role-critical) !important;
}

.btn-micro {
  font-family: var(--font-pixel);
  font-size: 0.65rem;
  padding: 2px 6px;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: 0 !important;
  box-shadow: 1px 1px 0px #000;
  color: var(--text-muted);
  cursor: pointer !important;
  user-select: none;
  transition: all 0.12s ease;
}

.btn-micro:hover {
  background: var(--bg-hover);
  color: var(--text-bright);
  border-color: var(--color-brand);
}

.btn-approve {
  background: var(--role-success-dim);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: var(--role-success);
  border-radius: 0 !important;
  box-shadow: 1px 1px 0px #000;
  cursor: pointer !important;
}

.btn-reject {
  background: var(--role-critical-dim);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: var(--role-critical);
  border-radius: 0 !important;
  box-shadow: 1px 1px 0px #000;
  cursor: pointer !important;
}

.line-tag-badge {
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.3);
  color: var(--color-brand);
  font-size: 0.65rem;
  font-family: var(--font-pixel);
  padding: 1px 6px;
  border-radius: 0 !important;
  box-shadow: 1px 1px 0px #000;
  cursor: pointer !important;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  transition: all 0.12s ease;
}

.line-tag-badge:hover {
  background: rgba(0, 229, 255, 0.2);
  border-color: var(--color-brand);
  box-shadow: 1px 1px 0px #000, 0 0 8px var(--color-brand-glow);
}

/* Solution Detail Workspace Layout */
.solution-detail-layout {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 1.25rem;
  align-items: start;
}

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

.editor-toolbar {
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-bottom: none;
  padding: 0.5rem 0.85rem;
  border-radius: 0 !important;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.72rem;
  color: var(--text-dim);
  font-family: var(--font-pixel);
  letter-spacing: 0.3px;
}

.editor-container {
  height: 520px;
  border: 1px solid var(--border-color);
  border-radius: 0 !important;
  box-shadow: 3px 3px 0px #000;
  background: #080B10;
  overflow: hidden;
}

/* Sidebar Subtabs */
.sidebar-tabs {
  display: flex;
  gap: 0.35rem;
  margin-bottom: 0.75rem;
}

.sidebar-tab-btn {
  flex: 1;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  color: var(--text-dim);
  font-size: 0.68rem;
  font-family: var(--font-pixel);
  letter-spacing: 0.6px;
  text-transform: uppercase;
  font-weight: 400;
  padding: 0.45rem 0.5rem;
  border-radius: 0 !important;
  box-shadow: 2px 2px 0px #000;
  cursor: pointer !important;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  transition: all 0.12s ease;
}

.sidebar-tab-btn:hover {
  color: var(--text-bright);
  border-color: var(--color-brand);
}

.sidebar-tab-btn.active {
  background: var(--color-brand-dim);
  border-color: var(--color-brand);
  color: var(--color-brand);
  font-weight: 400;
  box-shadow: 2px 2px 0px #000, 0 0 10px var(--color-brand-glow);
}

.sidebar-subtab-content {
  display: none;
}

.sidebar-subtab-content.active {
  display: block;
}

/* Comments List */
.comment-filter-pills {
  display: flex;
  gap: 4px;
}

.pill-btn {
  font-size: 0.65rem;
  padding: 2px 6px;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: 0 !important;
  box-shadow: 1px 1px 0px #000;
  color: var(--text-dim);
  font-family: var(--font-pixel);
  cursor: pointer !important;
}

.pill-btn.active {
  background: var(--color-brand-dim);
  border-color: var(--color-brand);
  color: var(--color-brand);
}

.comments-list {
  max-height: 240px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.comment-item,
.comment-card {
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: 0 !important;
  box-shadow: 2px 2px 0px #000;
  padding: 0.65rem;
  font-size: 0.82rem;
  margin-bottom: 0.6rem;
  position: relative;
  transition: border-color 0.12s ease;
}

.comment-item:hover,
.comment-card:hover {
  border-color: var(--color-brand);
}

.comment-header,
.comment-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.68rem;
  color: var(--text-dim);
  margin-bottom: 0.35rem;
  font-family: var(--font-pixel);
}

/* Comment Link Copy Button & Hover Affordance */
.btn-comment-copy-link {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-dim);
  padding: 1px 3px;
  border-radius: 0 !important;
  cursor: pointer !important;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease, color 0.12s ease, border-color 0.12s ease, background 0.12s ease;
}

.comment-item:hover .btn-comment-copy-link,
.comment-header:hover .btn-comment-copy-link,
.code-thread-item:hover .btn-comment-copy-link,
.btn-comment-copy-link:focus,
.btn-comment-copy-link:active {
  opacity: 1;
  pointer-events: auto;
}

.btn-comment-copy-link:hover {
  color: var(--color-brand);
  border-color: var(--color-brand);
  background: var(--color-brand-dim);
  box-shadow: 1px 1px 0px #000, 0 0 6px var(--color-brand-glow);
}

.btn-comment-copy-link.copied {
  opacity: 1 !important;
  pointer-events: auto !important;
  color: var(--role-success) !important;
  border-color: var(--role-success) !important;
  background: var(--role-success-dim) !important;
  box-shadow: 1px 1px 0px #000, 0 0 8px var(--role-success-glow) !important;
}

/* Comment Deep-Link Highlight Pulse Animation */
@keyframes commentHighlightGlow {
  0% {
    box-shadow: 0 0 0px var(--color-brand-glow), inset 0 0 0px var(--color-brand-glow);
    border-color: var(--color-brand);
    background-color: var(--color-brand-dim);
  }
  25% {
    box-shadow: 0 0 16px var(--color-brand-glow), 3px 3px 0px #000, inset 0 0 12px var(--color-brand-glow);
    border-color: var(--color-brand);
    background-color: rgba(0, 229, 255, 0.2);
  }
  60% {
    box-shadow: 0 0 10px var(--color-brand-glow), 2px 2px 0px #000, inset 0 0 6px var(--color-brand-glow);
    border-color: var(--color-brand);
    background-color: rgba(0, 229, 255, 0.1);
  }
  100% {
    box-shadow: 2px 2px 0px #000;
    border-color: var(--border-color);
    background-color: var(--bg-dark);
  }
}

.comment-highlight-pulse {
  animation: commentHighlightGlow 2.5s ease-out forwards !important;
  border-color: var(--color-brand) !important;
}

.comment-line-badge {
  background: var(--color-brand-dim);
  color: var(--color-brand);
  padding: 1px 4px;
  border-radius: 0 !important;
  box-shadow: 1px 1px 0px #000;
  border: 1px solid rgba(0, 229, 255, 0.4);
}

/* Star Selector */
.star-selector {
  display: flex;
  align-items: center;
  gap: 6px;
}

.star-btn {
  background: none;
  border: none;
  padding: 3px;
  line-height: 0;
  color: var(--text-dim);
  opacity: 0.35;
  cursor: pointer !important;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  outline: none;
  transition: transform 0.12s ease, color 0.12s ease, opacity 0.12s ease;
}

.star-btn svg {
  display: block;
}

.star-btn:hover,
.star-btn.hover-highlight,
.star-btn.active {
  color: var(--role-attention) !important;
  opacity: 1 !important;
  transform: scale(1.22);
  filter: drop-shadow(0 0 6px var(--role-attention-glow));
}

.rating-feedback-label {
  font-size: 0.68rem;
  color: var(--text-dim);
  font-family: var(--font-pixel);
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background: var(--bg-card);
  border: 2px solid var(--color-brand);
  border-radius: 0 !important;
  width: 420px;
  max-width: 90vw;
  padding: 1.5rem;
  box-shadow: 6px 6px 0px #000, 0 0 24px rgba(0, 229, 255, 0.3);
  animation: modal-fade 0.15s ease-out;
}

@keyframes modal-fade {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

/* Spinner */
.spinner-retro {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-subtle);
  border-top-color: var(--color-brand);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: inline-block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.infinite-scroll-sentinel {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 1.5rem;
  color: var(--text-dim);
  font-size: 0.8rem;
  font-family: var(--font-mono);
}

/* Code Viewer Container & Prism Retro-Digital Theme */
.code-viewer-wrapper, #code-editor {
  position: relative;
  width: 100%;
  max-width: 960px;
  height: 100%;
  min-height: 480px;
  background: #090d13;
  color: #e2e8f0;
  font-family: 'Fira Code', 'Share Tech Mono', Consolas, monospace;
  font-size: 13px;
  line-height: 1.5;
  overflow-y: auto;
  border: 1px solid var(--border-color, rgba(0, 243, 255, 0.2));
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.8);
  user-select: text;
}

.code-viewer {
  display: flex;
  flex-direction: column;
  width: 100%;
  box-sizing: border-box;
  padding: 8px 0;
}

/* Code Line Container */
.code-line {
  display: flex;
  align-items: stretch;
  min-height: 22px;
  width: 100%;
  position: relative;
  transition: background 0.1s ease;
}

.code-line:hover {
  background: rgba(0, 243, 255, 0.05);
}

.code-line.selected {
  background: rgba(0, 243, 255, 0.12) !important;
}

.code-line.has-comment {
  border-left: 3px solid var(--neon-cyan, #00f3ff);
}

.code-line.has-draft {
  border-left: 3px solid var(--neon-amber, #ffb700);
}

.code-line.highlighted-comment, .code-comment-line-highlight {
  background: rgba(0, 243, 255, 0.18) !important;
  border-left: 3px solid var(--neon-cyan, #00f3ff) !important;
}

.code-line.highlighted-draft, .code-draft-line-highlight {
  background: rgba(255, 183, 0, 0.18) !important;
  border-left: 3px solid var(--neon-amber, #ffb700) !important;
}

/* Gutter & Line Numbers */
.line-gutter {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  min-width: 55px;
  padding-right: 10px;
  padding-left: 8px;
  user-select: none;
  cursor: pointer;
  color: var(--text-muted, #64748b);
  font-family: var(--font-pixel, monospace);
  font-size: 11px;
  border-right: 1px solid rgba(255, 255, 255, 0.07);
  background: rgba(0, 0, 0, 0.2);
  flex-shrink: 0;
  transition: color 0.1s ease, background 0.1s ease;
}

.line-gutter:hover {
  color: var(--neon-cyan, #00f3ff);
  background: rgba(0, 243, 255, 0.1);
}

.line-gutter .wrap-indicator {
  display: none;
  font-size: 10px;
  color: var(--color-brand);
  margin-right: 4px;
  opacity: 0.85;
  user-select: none;
}

.code-line.is-wrapped .line-gutter .wrap-indicator {
  display: inline-block;
}

.code-line.is-wrapped .line-code {
  border-left: 1px dashed rgba(0, 229, 255, 0.2);
}

.line-gutter .comment-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-right: 6px;
  display: inline-block;
}

.line-gutter .comment-dot.published {
  background: var(--neon-cyan, #00f3ff);
  box-shadow: 0 0 6px var(--neon-cyan, #00f3ff);
}

.line-gutter .comment-dot.draft {
  background: var(--neon-amber, #ffb700);
  box-shadow: 0 0 6px var(--neon-amber, #ffb700);
}

/* Code Content */
.line-code {
  flex: 1;
  padding-left: 12px;
  padding-right: 12px;
  white-space: pre;
  tab-size: 4;
  overflow-x: auto;
  min-width: 0;
}

/* Word Wrap rules */
.word-wrap-enabled .line-code,
.code-viewer-wrapper.word-wrap-enabled .line-code,
#code-editor.word-wrap-enabled .line-code {
  white-space: pre-wrap !important;
  word-break: break-word !important;
  overflow-wrap: anywhere !important;
}

/* Prism Retro-Digital Token Highlighting */
.token.comment,
.token.prolog,
.token.doctype,
.token.cdata {
  color: #6272a4;
  font-style: italic;
}

.token.punctuation {
  color: #f8f8f2;
}

.token.namespace {
  opacity: .7;
}

.token.property,
.token.tag,
.token.boolean,
.token.number,
.token.constant,
.token.symbol,
.token.deleted {
  color: var(--neon-pink, #ff2a85);
}

.token.selector,
.token.attr-name,
.token.string,
.token.char,
.token.builtin,
.token.inserted {
  color: var(--neon-green, #00ff9d);
}

.token.operator,
.token.entity,
.token.url,
.language-css .token.string,
.style .token.string {
  color: var(--neon-cyan, #00f3ff);
}

.token.atrule,
.token.attr-value,
.token.keyword {
  color: #ff79c6;
  font-weight: 600;
}

.token.function,
.token.class-name {
  color: var(--neon-cyan, #00f3ff);
  font-weight: 600;
}

.token.regex,
.token.important,
.token.variable {
  color: var(--neon-amber, #ffb700);
}

/* Code Editor Inline Review Threads & Thread Zones */
.code-inline-thread-zone,
.inline-thread-zone {
  display: flex !important;
  flex-direction: column !important;
  width: calc(100% - 24px) !important;
  margin: 4px 12px 8px 12px !important;
  background: #0d1117;
  border: 1px solid var(--color-brand, #00e5ff);
  border-radius: 0 !important;
  box-shadow: 4px 4px 0px #000, inset 0 0 15px rgba(0, 229, 255, 0.08);
  padding: 0.6rem 0.85rem;
  box-sizing: border-box !important;
  font-family: var(--font-sans);
  z-index: 10 !important;
  position: relative !important;
  pointer-events: auto !important;
  user-select: text;
  gap: 0.5rem;
  overflow: hidden !important;
  overscroll-behavior: contain;
}

.code-inline-thread-zone * {
  pointer-events: auto;
}

.code-inline-thread-zone.has-draft {
  border-color: var(--neon-cyan, #00f3ff);
  box-shadow: 4px 4px 0px #000, inset 0 0 15px rgba(0, 243, 255, 0.15);
}

.code-thread-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
  font-weight: 400;
  font-family: var(--font-pixel);
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--color-brand);
  text-shadow: 0 0 6px var(--color-brand-glow);
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.code-thread-comments {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  max-height: 280px;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-right: 4px;
}

.code-thread-item {
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: 0 !important;
  box-shadow: 2px 2px 0px #000;
  padding: 0.5rem 0.7rem;
  font-size: 0.82rem;
  flex-shrink: 0;
  transition: border-color 0.12s ease;
}

.code-thread-item:hover {
  border-color: var(--color-brand);
}

.code-thread-input-row {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  flex-shrink: 0;
  margin-top: auto;
}

.code-thread-reply-bar {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  flex-shrink: 0;
  margin-top: auto;
}

.btn-zone-reply, .btn-zone-cancel, .btn-zone-close, .btn-zone-post, .btn-item-reply {
  cursor: pointer !important;
  user-select: none;
}

.code-selection-tooltip {
  z-index: 1000;
  pointer-events: auto;
}

.btn-tooltip-comment {
  background: var(--color-brand);
  color: #080B10;
  border: none;
  font-size: 0.68rem;
  font-weight: 400;
  font-family: var(--font-pixel);
  letter-spacing: 0.6px;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 0 !important;
  box-shadow: 2px 2px 0px #000, 0 0 12px var(--color-brand-glow);
  display: flex;
  align-items: center;
  gap: 5px;
  cursor: pointer !important;
  transition: transform 0.12s ease, filter 0.12s ease;
}

.btn-tooltip-comment:hover {
  transform: scale(1.05);
  filter: brightness(1.15);
}

/* Code Editor Line & Margin Highlights */
.code-comment-glyph-margin {
  background: var(--color-brand);
  border-radius: 0 !important;
  width: 8px !important;
  height: 8px !important;
  margin-left: 5px;
  margin-top: 5px;
  box-shadow: 1px 1px 0px #000, 0 0 8px var(--color-brand-glow);
  cursor: pointer !important;
}

.code-draft-glyph-margin {
  background: var(--role-attention, #f59e0b);
  border-radius: 0 !important;
  width: 8px !important;
  height: 8px !important;
  margin-left: 5px;
  margin-top: 5px;
  box-shadow: 1px 1px 0px #000, 0 0 8px rgba(245, 158, 11, 0.6);
  cursor: pointer !important;
}

.code-comment-line-highlight {
  background: rgba(0, 229, 255, 0.12) !important;
  border-left: 2px solid var(--color-brand);
}

.code-draft-line-highlight {
  background: rgba(245, 158, 11, 0.12) !important;
  border-left: 2px solid var(--role-attention, #f59e0b);
}

@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ==========================================================================
   3-4 Word Tech Token Generator & Admin Inline Editor Components
   ========================================================================== */
.token-input-group {
  display: flex;
  gap: 0.4rem;
  align-items: stretch;
}

.token-input-group .form-control {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--color-brand);
  background: #06080D;
  border-color: rgba(0, 229, 255, 0.4);
}

.token-input-group .form-control:focus {
  border-color: var(--color-brand);
  box-shadow: inset 2px 2px 0px #000, 0 0 10px var(--color-brand-glow);
}

.btn-shuffle {
  background: var(--bg-elevated);
  border: 1px solid var(--color-brand);
  color: var(--color-brand);
  font-family: var(--font-pixel);
  font-size: 0.74rem;
  padding: 0 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  cursor: pointer !important;
  box-shadow: 2px 2px 0px #000;
  transition: all 0.12s ease;
  white-space: nowrap;
  user-select: none;
}

.btn-shuffle .hr-icon,
.btn-shuffle svg {
  width: 18px !important;
  height: 18px !important;
  flex-shrink: 0;
}

.btn-shuffle:hover {
  background: var(--color-brand-dim);
  color: #FFFFFF;
  box-shadow: 2px 2px 0px #000, 0 0 8px var(--color-brand-glow);
}

.btn-shuffle:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0px #000;
}

.token-helper-text {
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-top: 0.35rem;
  line-height: 1.35;
  font-family: var(--font-segment);
}

.token-badge-code {
  font-family: var(--font-mono);
  background: #06080D;
  padding: 2px 6px;
  border: 1px solid rgba(0, 229, 255, 0.25);
  color: var(--color-brand);
  font-size: 0.75rem;
  user-select: all;
  letter-spacing: 0.3px;
  word-break: break-all;
}

.user-token-inline-edit {
  margin-top: 0.5rem;
  padding: 0.5rem;
  background: rgba(0, 0, 0, 0.5);
  border: 1px dashed var(--color-brand);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.user-token-edit-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.4rem;
}

/* Problem Description Snippet in Solution Cards */
.sol-desc-snippet {
  font-size: 0.76rem;
  color: var(--text-secondary, #94A3B8);
  font-family: var(--font-sans, Inter, sans-serif);
  line-height: 1.45;
  margin: 0.25rem 0 0.45rem 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  word-break: break-word;
}

/* Problem Statement Rendered Content in Review Workspace */
.statement-rendered-content {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem 0.25rem;
  font-family: var(--font-sans, Inter, sans-serif);
  font-size: 0.84rem;
  line-height: 1.65;
  color: var(--text-primary, #E2E8F0);
  max-height: calc(100vh - 280px);
}

.statement-rendered-content h1,
.statement-rendered-content h2,
.statement-rendered-content h3,
.statement-rendered-content h4 {
  color: #FFFFFF;
  font-family: var(--font-pixel, 'Share Tech Mono', monospace);
  letter-spacing: 0.5px;
  margin: 1rem 0 0.4rem 0;
  font-size: 0.9rem;
}

.statement-rendered-content h1:first-child,
.statement-rendered-content h2:first-child,
.statement-rendered-content h3:first-child {
  margin-top: 0;
}

.statement-rendered-content p {
  margin-bottom: 0.75rem;
}

.statement-rendered-content strong {
  color: #FFFFFF;
  font-weight: 600;
}

.statement-rendered-content em {
  color: var(--color-brand, #00E5FF);
  font-style: normal;
  font-family: var(--font-mono, monospace);
}

.statement-rendered-content ul,
.statement-rendered-content ol {
  padding-left: 1.25rem;
  margin-bottom: 0.75rem;
}

.statement-rendered-content li {
  margin-bottom: 0.25rem;
}

.statement-rendered-content code {
  background: var(--bg-input, rgba(0, 0, 0, 0.4));
  border: 1px solid var(--border-color, rgba(255, 255, 255, 0.12));
  color: var(--color-brand, #00E5FF);
  padding: 1px 5px;
  font-family: var(--font-mono, monospace);
  font-size: 0.8rem;
  border-radius: 0;
}

.statement-rendered-content pre {
  background: var(--bg-input, #080A0F);
  border: 1px solid var(--border-color, rgba(255, 255, 255, 0.12));
  padding: 0.75rem 1rem;
  margin: 0.75rem 0;
  overflow-x: auto;
  font-family: var(--font-mono, monospace);
  font-size: 0.8rem;
  box-shadow: inset 2px 2px 0px #000;
}

.statement-rendered-content pre code {
  background: transparent;
  border: none;
  padding: 0;
  color: var(--text-bright, #FFFFFF);
}

.statement-rendered-content img {
  max-width: 100%;
  height: auto;
  border: 1px solid var(--border-color);
  margin: 0.75rem 0;
  box-shadow: 2px 2px 0px #000;
}

.statement-rendered-content svg {
  vertical-align: middle;
  color: currentColor;
}

.statement-rendered-content .MathJax_SVG {
  display: inline-block;
  vertical-align: middle;
  color: var(--text-bright, #FFFFFF);
  fill: currentColor;
}

.statement-rendered-content .MathJax_SVG svg {
  fill: currentColor;
  stroke: currentColor;
}

.statement-rendered-content .msB {
  margin-bottom: 0.85rem;
}

.statement-rendered-content .challenge_sample_input,
.statement-rendered-content .challenge_sample_output {
  margin-bottom: 0.85rem;
}

.statement-rendered-content .challenge_sample_input .msB p,
.statement-rendered-content .challenge_sample_output .msB p,
.statement-rendered-content .challenge_constraints .msB p {
  font-family: var(--font-pixel);
  font-size: 0.78rem;
  color: var(--color-brand);
  margin-bottom: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ==========================================================================
   LLM Code Review Workflow (Prompt Copy & Structured Import)
   ========================================================================== */
.prompt-hero-box {
  background: rgba(0, 229, 255, 0.04);
  border: 1px solid rgba(0, 229, 255, 0.25);
  border-radius: var(--radius-sm);
  padding: 0.85rem;
  margin-bottom: 0.85rem;
}

.prompt-hero-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.5rem;
}

.prompt-preview-drawer {
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  max-height: 220px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.4;
  padding: 0.6rem;
  white-space: pre-wrap;
  color: var(--text-muted);
  margin-top: 0.5rem;
  box-shadow: inset 1px 1px 4px rgba(0, 0, 0, 0.6);
}

.llm-import-box {
  background: rgba(16, 185, 129, 0.03);
  border: 1px solid rgba(16, 185, 129, 0.22);
  border-radius: var(--radius-sm);
  padding: 0.85rem;
  margin-bottom: 0.85rem;
}

.parsed-review-card {
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  margin-bottom: 0.75rem;
  font-size: 0.8rem;
}

.review-metric-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-family: var(--font-mono);
}

.review-metric-pill.success {
  border-color: rgba(16, 185, 129, 0.4);
  color: var(--role-success);
}

.review-metric-pill.cyan {
  border-color: rgba(0, 229, 255, 0.4);
  color: var(--color-brand);
}


.leetcode-statement {
  line-height: 1.6;
  color: var(--text-bright);
  font-size: 0.85rem;
}

.leetcode-statement p {
  margin-bottom: 0.85rem;
}

.leetcode-statement pre {
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid var(--border-subtle);
  border-left: 3px solid #FFA116;
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #e2e8f0;
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0.75rem 0;
}

.leetcode-statement code {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 2px 6px;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #00e5ff;
}

.leetcode-statement strong.example {
  color: #FFA116;
  font-family: var(--font-mono);
  display: block;
  margin-top: 0.75rem;
  font-size: 0.82rem;
}

.leetcode-statement ul, .leetcode-statement ol {
  padding-left: 1.25rem;
  margin-bottom: 0.85rem;
}

.leetcode-statement li {
  margin-bottom: 0.35rem;
}

/* ==========================================================================
   Problem Explorer & Clubbed Solutions Styles
   ========================================================================== */

.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  transition: all 0.2s ease;
  position: relative;
  cursor: pointer;
}

.problem-card:hover {
  border-color: var(--color-brand);
  box-shadow: 0 0 12px var(--color-brand-glow);
}

.problem-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.problem-title-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.problem-title {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  color: var(--text-bright);
  letter-spacing: 0.5px;
}

.problem-meta-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.solved-by-container {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: nowrap;
  margin-top: 0.35rem;
  position: relative;
  width: 100%;
  min-width: 0;
}

.solved-by-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: var(--font-segment);
  letter-spacing: 0.5px;
  white-space: nowrap;
  flex-shrink: 0;
  margin-right: 0.2rem;
}

.solved-by-scroll-wrap {
  display: flex;
  align-items: center;
  position: relative;
  min-width: 0;
  flex: 1;
  overflow: hidden;
}

.solved-by-list {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  scroll-behavior: smooth;
  white-space: nowrap;
  flex: 1;
  padding: 2px 0;
}

.solved-by-list::-webkit-scrollbar {
  display: none;
}

.solved-by-scroll-indicator {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(90deg, rgba(14, 18, 27, 0) 0%, rgba(14, 18, 27, 0.95) 45%, var(--bg-card) 100%);
  color: var(--color-brand);
  font-size: 0.85rem;
  font-weight: bold;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.15s ease;
  user-select: none;
  text-shadow: 0 0 6px var(--color-brand-glow);
}

.solved-by-scroll-wrap.has-overflow .solved-by-scroll-indicator {
  opacity: 1;
  pointer-events: auto;
}

.solved-by-scroll-wrap.at-end .solved-by-scroll-indicator {
  opacity: 0;
  pointer-events: none;
}

.user-badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-main);
  font-size: 0.75rem;
  font-family: var(--font-segment);
  cursor: pointer;
  transition: all 0.15s ease;
  flex-shrink: 0;
}

.user-badge-tag:hover {
  border-color: var(--color-brand);
  color: var(--color-brand);
  background: var(--color-brand-dim);
  box-shadow: 0 0 8px rgba(0, 229, 255, 0.25);
}

.user-badge-tag.admin {
  border-color: rgba(255, 183, 0, 0.4);
  color: var(--neon-amber);
}

.user-badge-tag.admin:hover {
  border-color: var(--neon-amber);
  color: #fff;
  background: rgba(255, 183, 0, 0.2);
  box-shadow: 0 0 8px rgba(255, 183, 0, 0.25);
}

.user-badge-tag:focus-visible {
  outline: 2px solid var(--color-brand);
  outline-offset: 1px;
}

.user-badge-tag:active {
  transform: translateY(1px) scale(0.98);
}

.latest-solution-container {
  border: 1px solid var(--border-subtle);
  background: rgba(0, 0, 0, 0.25);
  padding: 0.85rem;
  margin-top: 0.25rem;
  cursor: pointer;
  transition: all 0.15s ease;
}

.latest-solution-container:hover {
  border-color: rgba(0, 229, 255, 0.35);
  background: rgba(0, 229, 255, 0.04);
}

.latest-solution-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.latest-label {
  font-size: 0.72rem;
  font-family: var(--font-segment);
  color: var(--color-brand);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.solutions-accordion {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px dashed var(--border-subtle);
}

.btn-show-more-solutions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.78rem;
  font-family: var(--font-segment);
  cursor: pointer;
  transition: all 0.15s ease;
  margin-top: 0.35rem;
}

.btn-show-more-solutions:hover {
  border-color: var(--color-brand);
  color: var(--color-brand);
  background: var(--color-brand-dim);
}

.accordion-solution-item {
  border: 1px solid var(--border-subtle);
  background: rgba(0, 0, 0, 0.25);
  padding: 0.85rem;
  cursor: pointer;
  transition: all 0.15s ease;
}

.accordion-solution-item:hover {
  border-color: rgba(0, 229, 255, 0.35);
  background: rgba(0, 229, 255, 0.04);
}

.accordion-solution-item.matching-search {
  border-color: var(--color-brand);
  box-shadow: 0 0 8px var(--color-brand-glow);
  background: rgba(0, 229, 255, 0.08);
}

/* ==========================================================================
   Detail Workspace Solution Switcher Styles
   ========================================================================== */

.detail-solution-selector-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.detail-solution-select-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: var(--font-pixel);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  white-space: nowrap;
}

.detail-solution-select-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.detail-solution-select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  height: 30px;
  font-size: 0.78rem;
  font-family: var(--font-segment);
  padding: 0 1.8rem 0 0.6rem;
  min-width: 220px;
  max-width: 360px;
  border: 1px solid rgba(0, 229, 255, 0.4);
  background: var(--bg-card);
  color: var(--text-bright);
  cursor: pointer;
  outline: none;
  text-overflow: ellipsis;
  box-shadow: inset 1px 1px 0px #000;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.detail-solution-select::-ms-expand {
  display: none;
}

.detail-solution-select:focus {
  border-color: var(--color-brand);
  box-shadow: inset 1px 1px 0px #000, 0 0 8px var(--color-brand-glow);
}

.detail-solution-select-arrow {
  position: absolute;
  right: 8px;
  pointer-events: none;
  color: var(--color-brand);
  display: flex;
  align-items: center;
}

.detail-stepper-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 3px 6px;
  height: 28px;
  min-width: 24px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.detail-stepper-btn:hover:not(:disabled) {
  border-color: var(--color-brand);
  color: var(--color-brand);
  background: rgba(0, 229, 255, 0.1);
  box-shadow: 0 0 6px var(--color-brand-glow);
}

.detail-stepper-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  border-color: rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
}

.detail-solution-counter {
  font-size: 0.72rem;
  font-family: var(--font-segment);
  color: var(--color-brand);
  padding: 2px 6px;
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid rgba(0, 229, 255, 0.25);
  white-space: nowrap;
}