/* FleetMind App Styles - Matches landing page design language */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --ink: #0a0a0f;
  --paper: #fafaf9;
  --accent: #1a5cff;
  --accent-hover: #1248d4;
  --accent-light: #e8efff;
  --muted: #6b6b76;
  --border: #e4e4e7;
  --warm: #f5f0eb;
  --success: #16a34a;
  --success-light: #dcfce7;
  --warning: #d97706;
  --warning-light: #fef3c7;
  --danger: #dc2626;
  --danger-light: #fee2e2;
  --info: #0284c7;
  --info-light: #e0f2fe;
}

body {
  font-family: 'DM Sans', sans-serif;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 { font-family: 'Space Grotesk', sans-serif; }

/* App Navigation */
.app-nav {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 100;
  background: rgba(250, 250, 249, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.app-nav .logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
  color: var(--ink);
  text-decoration: none;
}

.app-nav .logo span { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.15s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--ink); }

/* Page Container */
.page {
  padding: 5.5rem 2rem 3rem;
  max-width: 1200px;
  margin: 0 auto;
}

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

.page-header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
}

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

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

.btn-secondary {
  background: white;
  color: var(--ink);
  border: 1px solid var(--border);
}

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

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

.btn-success:hover { background: #15803d; }

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

.btn-danger:hover { background: #b91c1c; }

.btn-sm {
  padding: 0.4rem 0.85rem;
  font-size: 0.8rem;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Status badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 100px;
  letter-spacing: 0.02em;
  text-transform: capitalize;
}

.badge-pending { background: var(--warning-light); color: var(--warning); }
.badge-documents_uploaded { background: var(--info-light); color: var(--info); }
.badge-under_review { background: var(--accent-light); color: var(--accent); }
.badge-verified { background: var(--success-light); color: var(--success); }
.badge-contracted { background: #f0e6ff; color: #7c3aed; }
.badge-rejected { background: var(--danger-light); color: var(--danger); }
.badge-needs_review { background: var(--warning-light); color: var(--warning); }
.badge-draft { background: var(--info-light); color: var(--info); }
.badge-ready { background: var(--success-light); color: var(--success); }
.badge-signed { background: #f0e6ff; color: #7c3aed; }

/* Stats cards */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.25rem 1.5rem;
}

.stat-card .stat-label {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.35rem;
}

.stat-card .stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

/* Table */
.table-container {
  background: white;
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}

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

.table-header h3 {
  font-size: 1rem;
  font-weight: 600;
}

table {
  width: 100%;
  border-collapse: collapse;
}

thead th {
  text-align: left;
  padding: 0.75rem 1.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
  background: var(--paper);
}

tbody td {
  padding: 0.875rem 1.5rem;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

tbody tr:last-child td { border-bottom: none; }

tbody tr:hover { background: rgba(26, 92, 255, 0.02); }

.driver-name {
  font-weight: 600;
  color: var(--ink);
}

.driver-email {
  font-size: 0.8rem;
  color: var(--muted);
}

.table-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}

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

/* Empty state */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
}

.empty-state h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.empty-state p {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

/* Forms */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.625rem 0.875rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.875rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: white;
  color: var(--ink);
  transition: border-color 0.15s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}

.form-group textarea {
  resize: vertical;
  min-height: 80px;
}

/* Cards */
.card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}

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

.card-header h3 {
  font-size: 1rem;
  font-weight: 600;
}

.card-body {
  padding: 1.5rem;
}

/* Document upload area */
.upload-area {
  border: 2px dashed var(--border);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  transition: all 0.2s;
  cursor: pointer;
}

.upload-area:hover,
.upload-area.dragover {
  border-color: var(--accent);
  background: var(--accent-light);
}

.upload-area p {
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: 0.5rem;
}

.upload-area .upload-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

/* Document list */
.doc-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.doc-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 1rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--paper);
}

.doc-item-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.doc-item-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-light);
  color: var(--accent);
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 700;
}

.doc-item-name {
  font-size: 0.875rem;
  font-weight: 500;
}

.doc-item-type {
  font-size: 0.75rem;
  color: var(--muted);
}

.doc-item-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* AI Analysis results */
.analysis-result {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  margin-top: 0.75rem;
}

.analysis-result h4 {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--accent);
}

.analysis-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.analysis-field {
  font-size: 0.8rem;
}

.analysis-field .field-label {
  color: var(--muted);
  font-weight: 500;
}

.analysis-field .field-value {
  color: var(--ink);
  font-weight: 600;
}

/* Contract preview */
.contract-preview {
  background: white;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 2rem;
  font-size: 0.9rem;
  line-height: 1.7;
  max-height: 600px;
  overflow-y: auto;
}

.contract-preview h2 {
  font-size: 1.2rem;
  text-align: center;
  margin-bottom: 1.5rem;
}

.contract-preview h3 {
  font-size: 1rem;
  margin: 1.25rem 0 0.5rem;
}

.contract-preview p {
  margin-bottom: 0.75rem;
}

/* Detail layout */
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.detail-full {
  grid-column: 1 / -1;
}

/* Modal overlay */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 15, 0.5);
  backdrop-filter: blur(4px);
  z-index: 200;
  align-items: center;
  justify-content: center;
}

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

.modal {
  background: white;
  border-radius: 16px;
  width: 90%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 2rem;
}

.modal h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.modal-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1.5rem;
}

/* Loading spinner */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.spinner-dark {
  border-color: rgba(0,0,0,0.1);
  border-top-color: var(--accent);
}

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

/* Toast */
.toast-container {
  position: fixed;
  top: 5rem;
  right: 1.5rem;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  padding: 0.75rem 1.25rem;
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 500;
  animation: slideIn 0.3s ease;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.toast-success { background: var(--success); color: white; }
.toast-error { background: var(--danger); color: white; }
.toast-info { background: var(--accent); color: white; }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Responsive */
@media (max-width: 768px) {
  .app-nav { padding: 1rem 1.25rem; }
  .page { padding: 5rem 1.25rem 2rem; }
  .form-grid { grid-template-columns: 1fr; }
  .detail-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .analysis-fields { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .stats-row { grid-template-columns: 1fr; }
}