/* Phishing Email Detection Dashboard - Modern Cybersecurity Theme */
:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #111827;
  --bg-card: #162033;
  --bg-hover: #1f2c47;
  --border-color: #243452;
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  --accent-blue: #3b82f6;
  --accent-blue-glow: rgba(59, 130, 246, 0.2);
  --accent-red: #ef4444;
  --accent-red-glow: rgba(239, 68, 68, 0.2);
  --accent-amber: #f59e0b;
  --accent-amber-glow: rgba(245, 158, 11, 0.2);
  --accent-green: #10b981;
  --accent-green-glow: rgba(16, 185, 129, 0.2);
  --accent-purple: #8b5cf6;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Header */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.shield-logo {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  color: white;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px var(--accent-blue-glow);
}

.app-title {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.app-subtitle {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-links {
  display: flex;
  gap: 0.5rem;
}

.nav-btn {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 0.5rem 0.85rem;
  font-size: 0.88rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}

.nav-btn:hover, .nav-btn.active {
  color: white;
  background-color: var(--bg-hover);
}

.status-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  padding: 0.35rem 0.75rem;
  background-color: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 9999px;
  color: #34d399;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-green);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-green);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

/* Main Container */
.main-container {
  max-width: 1400px;
  margin: 1.5rem auto;
  padding: 0 1.5rem;
}

/* KPI Cards */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.kpi-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.kpi-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.kpi-icon {
  font-size: 2rem;
  background-color: var(--bg-secondary);
  width: 50px;
  height: 50px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.kpi-label {
  font-size: 0.78rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.kpi-value {
  font-size: 1.6rem;
  font-weight: 700;
  margin-top: 0.2rem;
}

.card-blue { border-left: 4px solid var(--accent-blue); }
.card-red { border-left: 4px solid var(--accent-red); }
.card-amber { border-left: 4px solid var(--accent-amber); }
.card-green { border-left: 4px solid var(--accent-green); }
.card-purple { border-left: 4px solid var(--accent-purple); }

/* Section Containers */
.section-container {
  margin-bottom: 2.5rem;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.section-title {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.3px;
}

.section-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.sample-preset-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.preset-label {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* Panels */
.panel {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.panel-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.panel-subtitle {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

/* Analyzer Grid */
.analyzer-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 1.5rem;
}

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

/* Form Styles */
.form-group {
  margin-bottom: 1.1rem;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.35rem;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.85rem;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 2px var(--accent-blue-glow);
}

.form-textarea {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  resize: vertical;
}

.form-row {
  display: flex;
  gap: 1rem;
}

.flex-1 { flex: 1; }

.form-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.25rem;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}

.btn-primary {
  background-color: var(--accent-blue);
  color: white;
  box-shadow: 0 0 10px var(--accent-blue-glow);
}

.btn-primary:hover {
  background-color: #2563eb;
  transform: translateY(-1px);
}

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

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

.btn-outline {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  padding: 0.4rem 0.75rem;
  font-size: 0.78rem;
}

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

.btn-threat:hover {
  border-color: var(--accent-red);
  color: #fca5a5;
  background-color: rgba(239, 68, 68, 0.1);
}

/* Results Panel */
.results-panel {
  min-height: 480px;
  display: flex;
  flex-direction: column;
}

.results-empty {
  margin: auto;
  text-align: center;
  max-width: 360px;
  color: var(--text-muted);
}

.empty-icon {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  opacity: 0.6;
}

.results-empty h3 {
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.results-empty p {
  font-size: 0.85rem;
  line-height: 1.6;
}

.hidden { display: none !important; }

/* Score Banner */
.score-banner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  background: linear-gradient(135deg, rgba(22, 32, 51, 0.9), rgba(17, 24, 39, 0.9));
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.score-dial {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  border: 4px solid var(--accent-blue);
  background-color: var(--bg-secondary);
}

.score-number {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.score-denom {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.classification-badge {
  display: inline-block;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.35rem;
}

.badge-high {
  background-color: rgba(239, 68, 68, 0.2);
  color: #f87171;
  border: 1px solid var(--accent-red);
}

.badge-suspicious {
  background-color: rgba(245, 158, 11, 0.2);
  color: #fbbf24;
  border: 1px solid var(--accent-amber);
}

.badge-moderate {
  background-color: rgba(234, 179, 8, 0.2);
  color: #facc15;
  border: 1px solid #eab308;
}

.badge-low {
  background-color: rgba(16, 185, 129, 0.2);
  color: #34d399;
  border: 1px solid var(--accent-green);
}

.score-summary {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.score-meters {
  display: flex;
  gap: 0.75rem;
}

.meter-chip {
  font-size: 0.75rem;
  background-color: var(--bg-secondary);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

/* Indicators List */
.result-block {
  margin-bottom: 1.25rem;
}

.block-title {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
  color: var(--text-primary);
}

.indicators-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.indicator-item {
  display: flex;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  background-color: var(--bg-secondary);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--accent-blue);
  font-size: 0.84rem;
}

.indicator-item.sev-critical { border-left-color: var(--accent-red); background-color: rgba(239, 68, 68, 0.05); }
.indicator-item.sev-high { border-left-color: var(--accent-red); }
.indicator-item.sev-medium { border-left-color: var(--accent-amber); }
.indicator-item.sev-low { border-left-color: var(--accent-blue); }

.ind-icon { font-size: 1.1rem; }
.ind-title { font-weight: 600; color: var(--text-primary); }
.ind-desc { color: var(--text-secondary); font-size: 0.8rem; margin-top: 0.15rem; }

/* Accordion Drawers */
.details-accordion {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 1.25rem;
}

.detail-drawer {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.detail-drawer summary {
  padding: 0.65rem 0.9rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
}

.detail-drawer summary:hover {
  background-color: var(--bg-hover);
}

.tag {
  font-size: 0.72rem;
  padding: 0.15rem 0.45rem;
  background-color: var(--bg-card);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
}

.drawer-content {
  padding: 0.85rem;
  border-top: 1px solid var(--border-color);
  font-size: 0.82rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

/* Recommendations */
.recommendations-block {
  background-color: rgba(59, 130, 246, 0.05);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.recommendation-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.recommendation-list li {
  font-size: 0.84rem;
  color: var(--text-primary);
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.recommendation-list li::before {
  content: "🛡️";
  font-size: 0.85rem;
}

/* Charts Grid */
.charts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

@media (max-width: 900px) {
  .charts-grid {
    grid-template-columns: 1fr;
  }
  .col-span-2 {
    grid-column: span 1 !important;
  }
}

.col-span-2 {
  grid-column: span 2;
}

.chart-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.chart-title {
  font-size: 0.92rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.chart-wrapper {
  position: relative;
  height: 250px;
  width: 100%;
}

/* Awareness Module */
.awareness-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

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

.checklist-container {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.check-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  background-color: var(--bg-secondary);
  padding: 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  cursor: pointer;
  font-size: 0.85rem;
}

.check-item input {
  margin-top: 0.25rem;
  accent-color: var(--accent-blue);
  width: 16px;
  height: 16px;
}

.lesson-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.lesson-tab-btn {
  background-color: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 600;
  transition: all 0.2s;
}

.lesson-tab-btn.active, .lesson-tab-btn:hover {
  background-color: var(--accent-blue);
  color: white;
  border-color: var(--accent-blue);
}

.lesson-content {
  display: none;
  background-color: var(--bg-secondary);
  padding: 1.25rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.lesson-content.active {
  display: block;
}

.lesson-content h4 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.lesson-content p {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.code-box {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: #38bdf8;
  margin-bottom: 0.75rem;
}

/* History Table */
.history-controls {
  display: flex;
  gap: 0.75rem;
}

.search-input {
  width: 260px;
}

.table-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  text-align: left;
}

.data-table th, .data-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-color);
}

.data-table th {
  background-color: var(--bg-secondary);
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.5px;
}

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

.score-pill {
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
}

.pill-high { background-color: rgba(239, 68, 68, 0.2); color: #f87171; }
.pill-suspicious { background-color: rgba(245, 158, 11, 0.2); color: #fbbf24; }
.pill-low { background-color: rgba(16, 185, 129, 0.2); color: #34d399; }

.btn-icon {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.3rem;
  border-radius: var(--radius-sm);
  transition: color 0.2s;
}

.btn-icon:hover {
  color: white;
}

.text-center { text-align: center; }

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 700px;
  max-height: 85vh;
  overflow-y: auto;
  padding: 1.5rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

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

.modal-close {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
}

.modal-close:hover {
  color: white;
}

/* Footer */
.app-footer {
  text-align: center;
  padding: 2.5rem 1rem;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 4rem;
}

.footer-subtext {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}