:root {
  --bg-primary: #0b0f19;
  --bg-surface: #111827;
  --bg-card: #1f2937;
  --bg-card-hover: #263346;
  --border-color: #374151;
  --border-focus: #3b82f6;
  
  --text-primary: #f9fafb;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  --accent-blue: #3b82f6;
  --accent-blue-hover: #2563eb;
  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-rose: #f43f5e;
  --accent-amber: #f59e0b;
  --accent-purple: #a855f7;
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(59, 130, 246, 0.15);
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Plus Jakarta Sans', -apple-system, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* Background Ambient Glow */
.bg-glow {
  position: fixed;
  top: -150px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 500px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.12) 0%, rgba(6, 182, 212, 0.05) 50%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Navbar */
.navbar {
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(12px);
  background: rgba(11, 15, 25, 0.8);
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

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

.logo-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 2px 10px rgba(59, 130, 246, 0.3);
}

.brand-text {
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-title {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #fff;
}

.brand-badge {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background: rgba(59, 130, 246, 0.15);
  color: var(--accent-blue);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: #93c5fd;
  background: rgba(59, 130, 246, 0.12);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

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

.logout-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 12px;
  padding: 0 2px;
  transition: color 0.15s;
}

.logout-btn:hover {
  color: var(--accent-rose);
}

.nav-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.03);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
}

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

/* Security Auth Modal Overlay */
.auth-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5, 8, 15, 0.85);
  backdrop-filter: blur(16px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.auth-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  max-width: 480px;
  width: 100%;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8), var(--shadow-glow);
  text-align: center;
}

.auth-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(59, 130, 246, 0.15);
  color: var(--accent-blue);
  border: 1px solid rgba(59, 130, 246, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.auth-title {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 10px;
}

.auth-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}

.auth-desc strong {
  color: #93c5fd;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  text-align: left;
}

.auth-input-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  display: block;
}

.auth-input {
  width: 100%;
  height: 48px;
  background: var(--bg-primary);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0 16px;
  font-size: 15px;
  color: var(--text-primary);
  font-family: inherit;
  transition: all 0.2s;
}

.auth-input:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.auth-error-msg {
  background: rgba(244, 63, 94, 0.15);
  border: 1px solid rgba(244, 63, 94, 0.3);
  color: #fca5a5;
  font-size: 13px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
}

.auth-submit-btn {
  width: 100%;
  height: 48px;
  font-size: 15px;
  margin-top: 6px;
}

.auth-footer {
  margin-top: 22px;
  font-size: 12px;
  color: var(--text-muted);
}

/* Hero Section */
.hero-section {
  padding: 64px 0 40px;
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: rgba(59, 130, 246, 0.1);
  color: #93c5fd;
  border: 1px solid rgba(59, 130, 246, 0.25);
  margin-bottom: 24px;
}

.hero-title {
  font-size: 44px;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 18px;
}

.gradient-text {
  background: linear-gradient(135deg, #60a5fa 0%, #38bdf8 50%, #a78bfa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

/* Scanner Input Card */
.scanner-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-md), var(--shadow-glow);
  text-align: left;
}

.scan-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

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

.input-icon {
  position: absolute;
  left: 18px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  pointer-events: none;
}

.url-input {
  width: 100%;
  height: 56px;
  background: var(--bg-primary);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0 20px 0 52px;
  font-size: 16px;
  color: var(--text-primary);
  font-family: inherit;
  transition: all 0.2s ease;
}

.url-input:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.options-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.select-group {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-secondary);
}

.custom-select {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  cursor: pointer;
  outline: none;
}

.custom-select:focus {
  border-color: var(--accent-blue);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  padding: 12px 24px;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-blue), #2563eb);
  color: #fff;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-outline:hover {
  background: var(--bg-card);
  border-color: var(--text-secondary);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-secondary);
}

.btn-secondary:hover {
  color: var(--text-primary);
  background: var(--bg-card-hover);
}

.quick-examples {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.quick-label {
  font-size: 13px;
  color: var(--text-muted);
}

.quick-chip {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
  font-size: 12px;
  font-family: 'JetBrains Mono', monospace;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.15s;
}

.quick-chip:hover {
  background: rgba(59, 130, 246, 0.15);
  color: #93c5fd;
  border-color: rgba(59, 130, 246, 0.3);
}

/* Progress Section */
.progress-section {
  margin: 32px 0;
}

.progress-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.progress-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.progress-info {
  display: flex;
  align-items: center;
  gap: 16px;
}

.spinner {
  width: 28px;
  height: 28px;
  border: 3px solid rgba(59, 130, 246, 0.2);
  border-top-color: var(--accent-blue);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.stage-title {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
}

.target-display {
  font-size: 13px;
  color: var(--text-muted);
}

.percent-badge {
  font-size: 20px;
  font-weight: 800;
  font-family: 'JetBrains Mono', monospace;
  color: var(--accent-blue);
}

.progress-bar-container {
  height: 8px;
  background: var(--bg-primary);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: 24px;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  border-radius: var(--radius-full);
  transition: width 0.3s ease;
}

/* Terminal Log */
.terminal-wrapper {
  background: #07090e;
  border: 1px solid #1e293b;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.terminal-bar {
  background: #0f172a;
  padding: 8px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #1e293b;
}

.terminal-dots {
  display: flex;
  gap: 6px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dot-red { background: #ef4444; }
.dot-yellow { background: #f59e0b; }
.dot-green { background: #10b981; }

.terminal-title {
  font-size: 12px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-muted);
}

.log-count {
  font-size: 11px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-muted);
}

.terminal-logs {
  padding: 14px 16px;
  max-height: 180px;
  overflow-y: auto;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.log-line {
  color: #cbd5e1;
  word-break: break-all;
}

/* Alerts */
.alert-box {
  padding: 16px 20px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 24px 0;
  font-size: 14px;
}

.alert-error {
  background: rgba(244, 63, 94, 0.1);
  border: 1px solid rgba(244, 63, 94, 0.3);
  color: #fca5a5;
}

/* Results Section */
.results-section {
  margin: 40px 0;
}

.results-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 16px;
}

.section-title {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 14px;
  color: var(--text-secondary);
}

.header-actions {
  display: flex;
  gap: 12px;
}

/* KPI Cards */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.metric-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.metric-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

.metric-value {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.02em;
  font-family: 'JetBrains Mono', monospace;
  color: #fff;
}

.metric-sub {
  font-size: 12px;
  color: var(--text-muted);
}

.text-danger { color: var(--accent-rose) !important; }
.text-warning { color: var(--accent-amber) !important; }
.text-info { color: var(--accent-cyan) !important; }
.text-purple { color: var(--accent-purple) !important; }

/* Table Section */
.table-container {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.table-toolbar {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.filter-tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.tab-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
}

.tab-btn:hover {
  color: var(--text-primary);
  background: var(--bg-card);
}

.tab-btn.active {
  color: #fff;
  background: var(--bg-card-hover);
  border-color: var(--border-color);
}

.search-box input {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  width: 240px;
  outline: none;
}

.search-box input:focus {
  border-color: var(--accent-blue);
}

.table-scroll {
  overflow-x: auto;
  max-height: 480px;
}

.issues-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13px;
}

.issues-table th {
  background: rgba(17, 24, 39, 0.95);
  color: var(--text-secondary);
  padding: 12px 16px;
  font-weight: 600;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 10;
}

.issues-table td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  vertical-align: middle;
}

.issues-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

.badge-link { background: rgba(59, 130, 246, 0.15); color: #93c5fd; border: 1px solid rgba(59, 130, 246, 0.3); }
.badge-image { background: rgba(245, 158, 11, 0.15); color: #fcd34d; border: 1px solid rgba(245, 158, 11, 0.3); }
.badge-doc { background: rgba(6, 182, 212, 0.15); color: #67e8f9; border: 1px solid rgba(6, 182, 212, 0.3); }
.badge-sec { background: rgba(168, 85, 247, 0.15); color: #d8b4fe; border: 1px solid rgba(168, 85, 247, 0.3); }

.status-tag {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.status-404 { background: rgba(244, 63, 94, 0.2); color: #fda4af; }
.status-500 { background: rgba(225, 29, 72, 0.3); color: #fecdd3; }
.status-warn { background: rgba(245, 158, 11, 0.2); color: #fde68a; }

.url-link {
  color: #60a5fa;
  text-decoration: none;
  word-break: break-all;
  display: inline-block;
  max-width: 380px;
}

.url-link:hover {
  text-decoration: underline;
}

.source-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 12px;
  word-break: break-all;
  display: inline-block;
  max-width: 280px;
}

.source-link:hover {
  color: var(--text-secondary);
}

/* Empty State */
.empty-state {
  padding: 64px 24px;
  text-align: center;
}

.empty-icon {
  font-size: 48px;
  margin-bottom: 12px;
}

.empty-state h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--accent-emerald);
}

.empty-state p {
  color: var(--text-secondary);
  font-size: 14px;
}

/* Features Showcase */
.features-section {
  padding: 64px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  margin-top: 60px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
}

.feature-icon {
  font-size: 30px;
  margin-bottom: 14px;
}

.feature-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
  color: #fff;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Footer */
.footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 32px 0;
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
}

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