/* Modern Swiss-Inspired Design System for Romansh Corpus Indexer */
:root {
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Color Palette - Swiss Alpine Slate & Vibrant Accents */
  --bg-main: #0d1117;
  --bg-surface: #161b22;
  --bg-surface-elevated: #21262d;
  --bg-surface-hover: #30363d;
  
  --border-subtle: #30363d;
  --border-focus: #58a6ff;
  
  --text-primary: #f0f6fc;
  --text-secondary: #8b949e;
  --text-muted: #6e7681;
  
  /* Brand Accent: Swiss Red & Modern Azure */
  --accent-red: #da3633;
  --accent-red-hover: #b62324;
  --accent-blue: #2f81f7;
  --accent-blue-hover: #388bfd;
  --accent-green: #238636;
  --accent-green-hover: #2ea043;
  --accent-amber: #d29922;
  --accent-purple: #a371f7;

  /* Badges for Romansh Idioms */
  --badge-sursilvan: #388bfd;
  --badge-sutsilvan: #3fb950;
  --badge-surmiran: #d29922;
  --badge-puter: #f778ba;
  --badge-vallader: #a371f7;
  --badge-rumgrischun: #f0883e;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-subtle: 0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-elevated: 0 8px 24px rgba(0, 0, 0, 0.5);
  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header & Navigation */
.navbar {
  background-color: rgba(22, 27, 34, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0.75rem 1.5rem;
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.brand-icon {
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, #da3633 0%, #a371f7 100%);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
  color: white;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.nav-link:hover {
  color: var(--text-primary);
  background-color: var(--bg-surface-elevated);
}

.nav-link.active {
  color: var(--text-primary);
  background-color: var(--bg-surface-hover);
  font-weight: 600;
}

.nav-user {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.user-badge {
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.user-badge strong {
  color: var(--text-primary);
}

/* Layout Main Container */
.main-content {
  flex: 1;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.page-header {
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.page-title {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.page-subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-top: 0.25rem;
}

/* Metrics Cards Grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.metric-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-subtle);
  position: relative;
  overflow: hidden;
}

.metric-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-blue);
}

.metric-card.romansh::before { background: var(--accent-red); }
.metric-card.pending::before { background: var(--accent-amber); }
.metric-card.queue::before { background: var(--accent-purple); }

.metric-label {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.metric-value {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  font-feature-settings: "tnum";
}

.metric-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Stats Cards Grid (with Icons) */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-subtle);
  display: flex;
  align-items: center;
  gap: 1.25rem;
  transition: var(--transition);
}

.stat-card:hover {
  border-color: var(--border-muted);
  transform: translateY(-1px);
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-icon.blue {
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent-blue);
  border: 1px solid rgba(56, 189, 248, 0.25);
}

.stat-icon.purple {
  background: rgba(168, 85, 247, 0.12);
  color: var(--accent-purple);
  border: 1px solid rgba(168, 85, 247, 0.25);
}

.stat-icon.green {
  background: rgba(16, 185, 129, 0.12);
  color: var(--accent-green);
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.stat-icon.amber {
  background: rgba(245, 158, 11, 0.12);
  color: var(--accent-amber);
  border: 1px solid rgba(245, 158, 11, 0.25);
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  line-height: 1.2;
  font-feature-settings: "tnum";
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
  margin-top: 0.15rem;
}

/* General Cards & Panels */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-subtle);
  margin-bottom: 1.5rem;
}

.filter-bar {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-subtle);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-subtle);
}

.card-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* Two-column dashboard layout */
.dashboard-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 992px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

/* Idiom Distribution Bars */
.idiom-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.idiom-row {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.idiom-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  font-weight: 500;
}

.progress-bar-bg {
  width: 100%;
  height: 8px;
  background-color: var(--bg-surface-elevated);
  border-radius: 4px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.4s ease;
}

.domain-item-card:hover {
  border-color: var(--border-focus) !important;
  background-color: var(--bg-surface-hover) !important;
}

.domain-item-card.active {
  border-color: var(--border-focus) !important;
  background-color: var(--bg-surface-hover) !important;
}

/* Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  text-align: left;
}

table.data-table th {
  background-color: var(--bg-surface-elevated);
  color: var(--text-secondary);
  font-weight: 600;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

table.data-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary);
  vertical-align: middle;
}

table.data-table tbody tr:hover {
  background-color: var(--bg-surface-hover);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
}

.btn-primary {
  background-color: var(--accent-blue);
  color: white;
}
.btn-primary:hover { background-color: var(--accent-blue-hover); }

.btn-success {
  background-color: var(--accent-green);
  color: white;
}
.btn-success:hover { background-color: var(--accent-green-hover); }

.btn-danger {
  background-color: var(--accent-red);
  color: white;
}
.btn-danger:hover { background-color: var(--accent-red-hover); }

.btn-secondary {
  background-color: var(--bg-surface-elevated);
  border-color: var(--border-subtle);
  color: var(--text-primary);
}
.btn-secondary:hover {
  background-color: var(--bg-surface-hover);
  border-color: var(--text-muted);
}

.btn-sm {
  padding: 0.35rem 0.6rem;
  font-size: 0.8rem;
}

/* Form Controls */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  padding: 0.6rem 0.85rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  background-color: var(--bg-main);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  outline: none;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.2);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.55rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge-rm-sursilv  { background: rgba(56, 139, 253, 0.2); color: #58a6ff; border: 1px solid rgba(56, 139, 253, 0.4); }
.badge-rm-sutsilv  { background: rgba(63, 185, 80, 0.2); color: #3fb950; border: 1px solid rgba(63, 185, 80, 0.4); }
.badge-rm-surmiran { background: rgba(210, 153, 34, 0.2); color: #d29922; border: 1px solid rgba(210, 153, 34, 0.4); }
.badge-rm-puter    { background: rgba(247, 120, 186, 0.2); color: #f778ba; border: 1px solid rgba(247, 120, 186, 0.4); }
.badge-rm-vallader { background: rgba(163, 113, 247, 0.2); color: #a371f7; border: 1px solid rgba(163, 113, 247, 0.4); }
.badge-rm-rumgr    { background: rgba(240, 136, 62, 0.2); color: #f0883e; border: 1px solid rgba(240, 136, 62, 0.4); }
.badge-de, .badge-fr, .badge-it, .badge-en { background: rgba(110, 118, 129, 0.2); color: #8b949e; border: 1px solid rgba(110, 118, 129, 0.4); }

.badge-success { background: rgba(35, 134, 54, 0.2); color: #3fb950; border: 1px solid rgba(35, 134, 54, 0.4); }
.badge-danger { background: rgba(218, 54, 51, 0.2); color: #f85149; border: 1px solid rgba(218, 54, 51, 0.4); }
.badge-warning, .badge-ask { background: rgba(249, 115, 22, 0.16); color: #fb923c; border: 1px solid rgba(249, 115, 22, 0.38); font-weight: 700; }
.badge-info { background: rgba(56, 189, 248, 0.18); color: #38bdf8; border: 1px solid rgba(56, 189, 248, 0.38); }
.badge-secondary { background: var(--bg-surface-elevated); color: var(--text-secondary); border: 1px solid var(--border-subtle); }

/* Triage Cards */
.triage-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition);
}

.triage-card:hover {
  border-color: var(--border-focus);
}

.triage-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.triage-url {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-blue);
  word-break: break-all;
  text-decoration: none;
}
.triage-url:hover { text-decoration: underline; }

.triage-snippet {
  background: var(--bg-main);
  border-left: 3px solid var(--accent-blue);
  padding: 0.85rem 1.15rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.9rem;
  color: var(--text-primary);
  margin-bottom: 1rem;
  line-height: 1.6;
}

.triage-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-subtle);
}

.path-input-group {
  display: inline-flex;
  gap: 0.4rem;
  align-items: center;
}

.triage-card-status {
  padding: 1.25rem;
  border-radius: var(--radius-sm);
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  animation: fadeIn 0.3s ease;
}

.triage-card-status.success { border-color: var(--accent-green); }
.triage-card-status.rejected { border-color: var(--accent-red); }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Modal Drawer */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1.5rem;
}

.modal-dialog {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  max-width: 850px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-elevated);
  overflow: hidden;
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

.raw-html-box {
  background: var(--bg-main);
  padding: 1rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  max-height: 300px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
  border: 1px solid var(--border-subtle);
}

/* Auth Login Card */
.auth-container {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}

.auth-card {
  max-width: 420px;
  width: 100%;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-elevated);
}

.auth-header {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-top: 0.75rem;
  letter-spacing: -0.02em;
}

/* Alert Boxes */
.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  margin-bottom: 1.25rem;
}
.alert-danger {
  background: rgba(218, 54, 51, 0.15);
  border: 1px solid rgba(218, 54, 51, 0.4);
  color: #f85149;
}
.alert-success {
  background: rgba(35, 134, 54, 0.15);
  border: 1px solid rgba(35, 134, 54, 0.4);
  color: #3fb950;
}
.alert-warning {
  background: rgba(249, 115, 22, 0.12);
  border: 1px solid rgba(249, 115, 22, 0.35);
  color: #fb923c;
}
.alert-info {
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.35);
  color: #38bdf8;
}
.alert-secondary {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

/* Network Canvas Fullscreen Mode */
#canvas-wrapper:fullscreen,
#canvas-wrapper:-webkit-full-screen,
#canvas-wrapper.is-fullscreen {
  width: 100vw !important;
  height: 100vh !important;
  max-width: 100vw !important;
  max-height: 100vh !important;
  border: none !important;
  border-radius: 0 !important;
  margin: 0 !important;
  padding: 0 !important;
  background: #070b14 !important;
  z-index: 999999 !important;
  position: relative !important;
}

#canvas-wrapper:fullscreen #network-canvas,
#canvas-wrapper:-webkit-full-screen #network-canvas,
#canvas-wrapper.is-fullscreen #network-canvas {
  width: 100vw !important;
  height: 100vh !important;
}

/* Fallback if browser Native Fullscreen API is blocked */
#canvas-wrapper.is-fullscreen {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
}