/* ============================================================
   AIY Aviation — Booking Management Dashboard
   Complete Design System & Page Styles
   ============================================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ── CSS Custom Properties (Design Tokens) ─────────────────── */
:root {
  /* Background */
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --bg-surface: rgba(255, 255, 255, 0.05);
  --bg-surface-hover: rgba(255, 255, 255, 0.08);
  --bg-surface-active: rgba(255, 255, 255, 0.12);

  /* Glass */
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-border-hover: rgba(255, 255, 255, 0.18);
  --glass-blur: 16px;
  --glass-strong-bg: rgba(255, 255, 255, 0.08);

  /* Accent */
  --accent: #F5961D;
  --accent-hover: #E8850F;
  --accent-light: #FFB347;
  --accent-glow: rgba(245, 150, 29, 0.25);
  --accent-subtle: rgba(245, 150, 29, 0.15);

  /* Semantic */
  --success: #22c55e;
  --success-bg: rgba(34, 197, 94, 0.15);
  --success-border: rgba(34, 197, 94, 0.3);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.15);
  --warning-border: rgba(245, 158, 11, 0.3);
  --error: #ef4444;
  --error-bg: rgba(239, 68, 68, 0.15);
  --error-border: rgba(239, 68, 68, 0.3);
  --info: #3b82f6;
  --info-bg: rgba(59, 130, 246, 0.15);
  --info-border: rgba(59, 130, 246, 0.3);

  /* Text */
  --text-primary: rgba(255, 255, 255, 0.95);
  --text-secondary: rgba(255, 255, 255, 0.65);
  --text-tertiary: rgba(255, 255, 255, 0.4);
  --text-inverse: #0f172a;

  /* Typography */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;

  /* Spacing */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-5: 1.25rem;
  --sp-6: 1.5rem;
  --sp-8: 2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 20px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px var(--accent-glow);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout */
  --header-height: 64px;
  --sidebar-width: 240px;
  --tab-bar-height: 52px;
}

/* ── Light Theme ───────────────────────────────────────────── */
[data-theme="light"] {
  --bg-primary: #f1f5f9;
  --bg-secondary: #ffffff;
  --bg-tertiary: #e2e8f0;
  --bg-surface: rgba(0, 0, 0, 0.04);
  --bg-surface-hover: rgba(0, 0, 0, 0.06);
  --bg-surface-active: rgba(0, 0, 0, 0.09);

  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(0, 0, 0, 0.1);
  --glass-border-hover: rgba(0, 0, 0, 0.18);
  --glass-strong-bg: rgba(255, 255, 255, 0.85);

  --text-primary: rgba(15, 23, 42, 0.95);
  --text-secondary: rgba(15, 23, 42, 0.6);
  --text-tertiary: rgba(15, 23, 42, 0.4);
  --text-inverse: #ffffff;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
}
[data-theme="light"] .app-header {
  background: linear-gradient(135deg, #1e293b, #334155);
  color: rgba(255,255,255,0.95);
}
[data-theme="light"] .app-header .header-title,
[data-theme="light"] .app-header .header-user-btn,
[data-theme="light"] .app-header .logo-expert { color: rgba(255,255,255,0.85); }
[data-theme="light"] .skeleton-cell { background: rgba(0,0,0,0.06); }
[data-theme="light"] .skeleton-cell::after { background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent); }
[data-theme="light"] ::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.15); }
[data-theme="light"] ::-webkit-scrollbar-thumb:hover { background: rgba(0,0,0,0.25); }
[data-theme="light"] .drawer-field { border-bottom-color: rgba(0,0,0,0.08); }
[data-theme="light"] .drawer-field-value:hover { background: rgba(0,0,0,0.04); }
[data-theme="light"] .data-grid tbody tr:hover { background: rgba(0,0,0,0.03); }

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

a {
  color: var(--accent-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover { color: var(--accent); }

/* Focus-visible outlines for keyboard accessibility */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

:focus:not(:focus-visible) {
  outline: none;
}

/* ── Scrollbar ──────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, 0.25); }

/* ── Utility ────────────────────────────────────────────────── */
.mono { font-family: var(--font-mono); font-size: 0.8125rem; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-secondary { color: var(--text-secondary); }
.text-tertiary { color: var(--text-tertiary); }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0;
  margin: -1px; overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}
.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ── Glass Card ─────────────────────────────────────────────── */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

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

.glass-card-strong {
  background: var(--glass-strong-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
}

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-5);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  line-height: 1.5;
}

.btn:active { transform: scale(0.97); }
.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none !important;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover:not(:disabled) {
  background: var(--accent-hover);
  box-shadow: var(--shadow-glow);
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-primary);
  border-color: var(--glass-border);
}
.btn-secondary:hover:not(:disabled) {
  background: var(--bg-surface-hover);
  border-color: var(--glass-border-hover);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}
.btn-ghost:hover:not(:disabled) {
  background: var(--bg-surface);
  color: var(--text-primary);
}

.btn-danger {
  background: var(--error-bg);
  color: var(--error);
  border-color: var(--error-border);
}
.btn-danger:hover:not(:disabled) {
  background: var(--error);
  color: #fff;
}

.btn-success {
  background: var(--success-bg);
  color: var(--success);
  border-color: var(--success-border);
}
.btn-success:hover:not(:disabled) {
  background: var(--success);
  color: #fff;
}

.btn-sm {
  padding: var(--sp-1) var(--sp-3);
  font-size: 0.8125rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: var(--sp-3) var(--sp-8);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-lg);
}

.btn-full { width: 100%; }

.btn-icon {
  padding: var(--sp-2);
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--text-secondary);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.btn-icon:hover { background: var(--bg-surface); color: var(--text-primary); }

/* Button loading state */
.btn.is-loading {
  position: relative;
  color: transparent !important;
  pointer-events: none;
}
.btn.is-loading::after {
  content: '';
  position: absolute;
  width: 18px; height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

/* ── Status Badges ──────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  padding: var(--sp-1) var(--sp-3);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: capitalize;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.badge::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.badge-booked {
  background: rgba(34,197,94,0.10);
  color: #4ade80;
}
.badge-booked::before { background: #4ade80; }

.badge-open {
  background: rgba(245,158,11,0.10);
  color: #fbbf24;
}
.badge-open::before { background: #fbbf24; }

.badge-confirming {
  background: rgba(96,165,250,0.10);
  color: #93c5fd;
}
.badge-confirming::before {
  background: #93c5fd;
  animation: pulse-dot 1.5s ease-in-out infinite;
}

.badge-failed {
  background: rgba(248,113,113,0.10);
  color: #fca5a5;
}
.badge-failed::before { background: #fca5a5; }

.badge-neutral {
  background: rgba(148,163,184,0.08);
  color: #94a3b8;
}
.badge-neutral::before { background: #94a3b8; }

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ── Form Controls ──────────────────────────────────────────── */
.form-group { margin-bottom: var(--sp-5); }
.form-group label,
.form-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--sp-2);
}

.form-input,
.form-select {
  width: 100%;
  padding: var(--sp-2) var(--sp-3);
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.875rem;
  transition: all var(--transition-fast);
  outline: none;
  color-scheme: dark;
}

.form-input:focus,
.form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-input::placeholder {
  color: var(--text-tertiary);
}

/* Fix webkit date input icon visibility on dark backgrounds */
.form-input::-webkit-calendar-picker-indicator {
  filter: invert(0.7);
  cursor: pointer;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M3 4.5l3 3 3-3'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: var(--sp-8);
  cursor: pointer;
}

.form-select option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

/* Floating label - login page */
.floating-field {
  position: relative;
}
.floating-field .form-input {
  padding: var(--sp-5) var(--sp-4) var(--sp-2);
}
.floating-field .floating-label {
  position: absolute;
  top: 50%; left: var(--sp-4);
  transform: translateY(-50%);
  font-size: 0.875rem;
  color: var(--text-tertiary);
  pointer-events: none;
  transition: all var(--transition-fast);
}
.floating-field .form-input:focus ~ .floating-label,
.floating-field .form-input:not(:placeholder-shown) ~ .floating-label,
.floating-field .form-input:-webkit-autofill ~ .floating-label {
  top: 10px;
  transform: translateY(0);
  font-size: 0.6875rem;
  color: var(--accent-light);
}

/* Toggle switch */
.toggle {
  position: relative;
  width: 40px; height: 22px;
  display: inline-block;
}
.toggle input {
  opacity: 0; width: 0; height: 0; position: absolute;
}
.toggle-slider {
  position: absolute; inset: 0;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background var(--transition-fast);
}
.toggle-slider::before {
  content: '';
  position: absolute;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: #fff;
  top: 3px; left: 3px;
  transition: transform var(--transition-fast);
}
.toggle input:checked + .toggle-slider {
  background: var(--success);
}
.toggle input:checked + .toggle-slider::before {
  transform: translateX(18px);
}
.toggle input:focus-visible + .toggle-slider {
  box-shadow: 0 0 0 3px var(--accent-glow);
}

/* ── Data Grid / Table ──────────────────────────────────────── */
.data-grid-wrapper {
  overflow-x: auto;
  overflow-y: auto;
  flex: 1;
  border-radius: var(--radius-lg);
}

/* Grid container: fills available space, hides overflow */
.grid-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 0;
}

.data-grid {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.data-grid thead {
  position: sticky;
  top: 0;
  z-index: 2;
}

.data-grid th {
  padding: var(--sp-3) var(--sp-4);
  text-align: left;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--glass-border);
  white-space: nowrap;
  user-select: none;
}

.data-grid th.sortable {
  cursor: pointer;
  transition: color var(--transition-fast);
}
.data-grid th.sortable:hover { color: var(--text-primary); }

.data-grid th .sort-icon {
  display: inline-block;
  margin-left: var(--sp-1);
  font-size: 0.625rem;
  opacity: 0.3;
  transition: opacity var(--transition-fast);
}
.data-grid th.sort-asc .sort-icon,
.data-grid th.sort-desc .sort-icon { opacity: 1; color: var(--accent-light); }

.data-grid td {
  padding: var(--sp-3) var(--sp-4);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  vertical-align: middle;
}

.data-grid tbody tr {
  transition: background var(--transition-fast);
}
.data-grid tbody tr:hover {
  background: var(--bg-surface-hover);
}

/* Clickable ID cell */
.cell-id {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-light);
  cursor: pointer;
  max-width: 280px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  position: relative;
  transition: color var(--transition-fast);
}
.cell-id:hover { color: var(--accent); }

/* Copy tooltip */
.copy-tooltip {
  position: fixed;
  background: var(--success);
  color: #fff;
  padding: var(--sp-1) var(--sp-3);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  pointer-events: none;
  z-index: 9999;
  animation: tooltipPop 1.2s ease forwards;
}

@keyframes tooltipPop {
  0% { opacity: 0; transform: translateY(4px); }
  15% { opacity: 1; transform: translateY(0); }
  70% { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(-8px); }
}

.cell-amount {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  text-align: right;
  white-space: nowrap;
}

/* ── Pagination ─────────────────────────────────────────────── */
.pagination-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--sp-4);
  padding: var(--sp-4) var(--sp-6);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  margin-top: var(--sp-4);
}

.pagination-info {
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.pagination-controls {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}

.pagination-controls .page-btn {
  min-width: 34px; height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-body);
}
.pagination-controls .page-btn:hover:not(:disabled):not(.active) {
  background: var(--bg-surface);
  color: var(--text-primary);
}
.pagination-controls .page-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.pagination-controls .page-btn:disabled {
  opacity: 0.3; cursor: default;
}
.pagination-controls .page-ellipsis {
  color: var(--text-tertiary);
  padding: 0 var(--sp-1);
  font-size: 0.8125rem;
}

.pagination-right {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
}

.rows-per-page {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.rows-per-page .form-select {
  width: auto;
  padding: var(--sp-1) var(--sp-6) var(--sp-1) var(--sp-2);
  font-size: 0.8125rem;
}

/* ── Skeleton / Shimmer Loading ─────────────────────────────── */
/* skeleton rows are native <tr> elements — no overrides needed */

.skeleton-cell {
  height: 16px;
  border-radius: var(--radius-sm);
  background: linear-gradient(
    90deg,
    rgba(255,255,255,0.04) 25%,
    rgba(255,255,255,0.08) 50%,
    rgba(255,255,255,0.04) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── Toast Notifications ────────────────────────────────────── */
.toast-container {
  position: fixed;
  top: var(--sp-4);
  right: var(--sp-4);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-5);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  font-size: 0.875rem;
  font-weight: 500;
  pointer-events: all;
  animation: toastIn var(--transition-base) forwards;
  max-width: 400px;
  box-shadow: var(--shadow-lg);
}

.toast.removing {
  animation: toastOut var(--transition-fast) forwards;
}

.toast-error {
  background: rgba(239, 68, 68, 0.15);
  border-color: var(--error-border);
  color: #fca5a5;
}

.toast-success {
  background: rgba(34, 197, 94, 0.15);
  border-color: var(--success-border);
  color: #86efac;
}

.toast-info {
  background: rgba(59, 130, 246, 0.15);
  border-color: var(--info-border);
  color: #93c5fd;
}

.toast-close {
  margin-left: auto;
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  opacity: 0.6;
  font-size: 1.1rem;
  padding: var(--sp-1);
  line-height: 1;
  transition: opacity var(--transition-fast);
}
.toast-close:hover { opacity: 1; }

@keyframes toastIn {
  0% { opacity: 0; transform: translateX(40px); }
  100% { opacity: 1; transform: translateX(0); }
}
@keyframes toastOut {
  0% { opacity: 1; transform: translateX(0); }
  100% { opacity: 0; transform: translateX(40px); }
}

/* ── Modal ──────────────────────────────────────────────────── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 5000;
  align-items: center;
  justify-content: center;
  padding: var(--sp-6);
}
.modal-overlay.active {
  display: flex;
  animation: fadeIn var(--transition-base);
}

.modal-panel {
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  animation: modalSlideUp var(--transition-base);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-6) var(--sp-6) var(--sp-4);
  border-bottom: 1px solid var(--glass-border);
}

.modal-title {
  font-size: 1.125rem;
  font-weight: 700;
}

.modal-body {
  padding: var(--sp-6);
}

.modal-footer {
  display: flex;
  gap: var(--sp-3);
  justify-content: flex-end;
  padding: var(--sp-4) var(--sp-6) var(--sp-6);
  border-top: 1px solid var(--glass-border);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes modalSlideUp {
  from { opacity: 0; transform: translateY(16px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ── Empty State ────────────────────────────────────────────── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--sp-12) var(--sp-6);
  text-align: center;
}

.empty-state-icon {
  width: 64px; height: 64px;
  margin-bottom: var(--sp-6);
  opacity: 0.2;
}

/* CSS-only empty state illustration */
.empty-state-icon::before {
  content: '';
  display: block;
  width: 64px; height: 64px;
  border: 3px solid var(--text-tertiary);
  border-radius: var(--radius-lg);
  position: relative;
}

.empty-state h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--sp-2);
  color: var(--text-secondary);
}

.empty-state p {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  max-width: 320px;
}

/* ── Confirm Dialog ─────────────────────────────────────────── */
.confirm-dialog .modal-panel {
  max-width: 400px;
}
.confirm-dialog .modal-body {
  text-align: center;
}
.confirm-dialog .confirm-icon {
  width: 48px; height: 48px;
  margin: 0 auto var(--sp-4);
  border-radius: 50%;
  background: var(--error-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--error);
}
.confirm-dialog .confirm-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--sp-2);
}
.confirm-dialog .confirm-message {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ═══════════════════════════════════════════════════════════════
   LOGIN PAGE
   ═══════════════════════════════════════════════════════════ */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
  position: relative;
  overflow: hidden;
}

/* Animated background gradient */
.login-page::before {
  content: '';
  position: absolute;
  width: 150%;
  height: 150%;
  top: -25%; left: -25%;
  background: radial-gradient(circle at 25% 35%, rgba(245,150,29,0.07) 0%, transparent 50%),
              radial-gradient(circle at 75% 60%, rgba(59,130,246,0.05) 0%, transparent 50%),
              radial-gradient(circle at 50% 85%, rgba(168,85,247,0.04) 0%, transparent 50%);
  animation: bgDrift 20s ease-in-out infinite;
}

@keyframes bgDrift {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(20px, -15px) rotate(1deg); }
  66% { transform: translate(-15px, 10px) rotate(-1deg); }
}

.login-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 400px;
  padding: var(--sp-8) var(--sp-8) var(--sp-6);
  margin: var(--sp-4);
}

.login-logo {
  text-align: center;
  margin-bottom: var(--sp-6);
}

.login-logo-icon {
  margin-bottom: var(--sp-3);
  filter: drop-shadow(0 4px 12px rgba(245,150,29,0.3));
}

.login-logo h1 {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--accent-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.login-logo p {
  font-size: 0.6875rem;
  color: var(--text-tertiary);
  margin-top: 2px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.login-form { display: flex; flex-direction: column; gap: var(--sp-4); }

.login-error {
  display: none;
  padding: var(--sp-3) var(--sp-4);
  background: var(--error-bg);
  border: 1px solid var(--error-border);
  border-radius: var(--radius-md);
  color: #fca5a5;
  font-size: 0.8125rem;
  font-weight: 500;
  animation: fadeIn var(--transition-fast);
}
.login-error.visible { display: block; }

/* Input field icons */
.field-icon {
  position: absolute;
  left: var(--sp-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-tertiary);
  pointer-events: none;
  z-index: 1;
  display: flex;
  transition: color var(--transition-fast);
}
.floating-field:focus-within .field-icon { color: var(--accent); }
.floating-field .form-input.has-icon { padding-left: 2.5rem; }
.floating-field .floating-label.has-icon { left: 2.5rem; }

/* Password show/hide toggle */
.password-toggle {
  position: absolute;
  right: var(--sp-3);
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: var(--sp-1);
  border-radius: var(--radius-sm);
  display: flex;
  transition: color var(--transition-fast);
}
.password-toggle:hover { color: var(--text-primary); }

/* Submit button enhancements */
.login-submit-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  margin-top: var(--sp-1);
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: 0.01em;
}
.login-submit-arrow {
  transition: transform var(--transition-fast);
  opacity: 0.7;
}
.login-submit-btn:hover .login-submit-arrow {
  transform: translateX(4px);
  opacity: 1;
}

/* Footer */
.login-footer {
  text-align: center;
  margin-top: var(--sp-6);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--glass-border);
  color: var(--text-tertiary);
  font-size: 0.6875rem;
  letter-spacing: 0.02em;
}

/* ═══════════════════════════════════════════════════════════════
   DASHBOARD PAGE — Layout
   ═══════════════════════════════════════════════════════════ */
.app-header {
  height: var(--header-height);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  padding: 0 var(--sp-6);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-logo {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--accent-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-right: var(--sp-8);
  margin-top: 0;
  margin-bottom: 0;
  white-space: nowrap;
  line-height: 1;
}

/* Reset anchor styles when logo is a link */
a.header-logo {
  text-decoration: none;
  color: inherit;
}
a.header-logo:hover {
  color: inherit;
  opacity: 0.85;
}

/* h1 wrapper when used in header */
.app-header h1 {
  margin: 0;
  font-size: inherit;
  line-height: inherit;
}

.header-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
  margin-left: var(--sp-2);
}

.header-user {
  position: relative;
  margin-left: auto;
}

.header-user-btn {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-3);
  background: var(--bg-surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-body);
}
.header-user-btn:hover {
  background: var(--bg-surface-hover);
  border-color: var(--glass-border-hover);
}

.header-user-avatar {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #a78bfa);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
}

.user-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + var(--sp-2));
  right: 0;
  min-width: 200px;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  z-index: 200;
  animation: fadeIn var(--transition-fast);
}
.user-dropdown.active { display: block; }

.user-dropdown a,
.user-dropdown button {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  width: 100%;
  padding: var(--sp-3) var(--sp-4);
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  font-family: var(--font-body);
  text-align: left;
}
.user-dropdown a:hover,
.user-dropdown button:hover {
  background: var(--bg-surface);
  color: var(--text-primary);
}

.user-dropdown .dropdown-divider {
  height: 1px;
  background: var(--glass-border);
  margin: var(--sp-1) 0;
}

/* Tab Bar */
.tab-bar {
  display: flex;
  gap: var(--sp-1);
  padding: var(--sp-2) var(--sp-6);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--glass-border);
  overflow-x: auto;
}

.tab-btn {
  padding: var(--sp-2) var(--sp-5);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}
.tab-btn:hover { color: var(--text-primary); }
.tab-btn.active {
  color: var(--accent-light);
  border-bottom-color: var(--accent);
}

/* Main dashboard layout */
.dashboard-layout {
  display: flex;
  height: calc(100vh - var(--header-height) - var(--tab-bar-height));
}

.dashboard-main {
  flex: 1;
  overflow-y: auto;
  padding: var(--sp-6);
  display: flex;
  flex-direction: column;
}

/* Financial summary bar */
.summary-bar {
  display: flex;
  align-items: center;
  gap: var(--sp-6);
  padding: var(--sp-4) var(--sp-6);
  border-radius: var(--radius-lg);
  margin-bottom: var(--sp-4);
  background: linear-gradient(135deg, rgba(59,130,246,0.1), rgba(34,197,94,0.08));
  border: 1px solid rgba(59,130,246,0.15);
}

.summary-item {
  display: flex;
  flex-direction: column;
}
.summary-label {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
}
.summary-value {
  font-size: 1.25rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--text-primary);
}

/* Filter Sidebar */
.filter-sidebar {
  width: var(--sidebar-width);
  border-left: 1px solid var(--glass-border);
  background: var(--bg-secondary);
  padding: var(--sp-3) var(--sp-4);
  overflow-y: auto;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.filter-sidebar-title {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  margin-bottom: var(--sp-2);
}

.filter-group-hidden { display: none !important; }

.filter-actions {
  display: flex;
  justify-content: center;
  margin-top: var(--sp-3);
}
.btn-reset-filters {
  background: none;
  border: none;
  color: var(--text-tertiary);
  font-size: 0.75rem;
  cursor: pointer;
  padding: 4px 12px;
  border-radius: var(--radius-sm, 4px);
  transition: color 0.2s, background 0.2s;
  font-family: var(--font-body);
  letter-spacing: 0.02em;
}
.btn-reset-filters:hover {
  color: var(--accent);
  background: var(--accent-subtle);
}

/* ═══════════════════════════════════════════════════════════════
   USERS PAGE
   ═══════════════════════════════════════════════════════════ */
.users-page {
  padding: var(--sp-6);
  max-width: 1200px;
  margin: 0 auto;
}

.users-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sp-6);
}

.users-header h2 {
  font-size: 1.5rem;
  font-weight: 700;
}

.users-table-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--glass-border);
}

/* ── Utilities ──────────────────────────────────────────────── */
.no-padding { padding: 0; }

.password-hint {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-bottom: var(--sp-4);
}

/* ── Animations ─────────────────────────────────────────────── */
@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .dashboard-layout {
    flex-direction: column;
    height: auto;
  }
  .filter-sidebar {
    width: 100%;
    border-left: none;
    border-top: 1px solid var(--glass-border);
    order: -1;
    flex-direction: row;
    flex-wrap: wrap;
    padding: var(--sp-4);
  }
  .filter-sidebar .form-group {
    flex: 1;
    min-width: 180px;
    margin-bottom: 0;
  }
  .filter-sidebar-title {
    width: 100%;
    margin-bottom: var(--sp-1);
  }
  .filter-actions {
    width: 100%;
  }
  .dashboard-main {
    height: auto;
    min-height: 60vh;
  }
}




/* ── Auto-refresh toggle ───────────────────────────────── */
.auto-refresh-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  cursor: pointer;
  position: relative;
  width: auto;
  height: auto;
}
.auto-refresh-toggle input { opacity: 0; width: 0; height: 0; position: absolute; }
.auto-refresh-toggle .toggle-slider {
  width: 34px; height: 18px;
  position: relative;
  display: inline-block;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  transition: background var(--transition-fast);
}
.auto-refresh-toggle .toggle-slider::before {
  content: '';
  width: 14px; height: 14px;
  border-radius: 50%;
  background: #fff;
  position: absolute;
  top: 2px; left: 2px;
  transition: transform var(--transition-fast);
}
.auto-refresh-toggle input:checked + .toggle-slider { background: var(--success); }
.auto-refresh-toggle input:checked + .toggle-slider::before { transform: translateX(16px); }
.auto-refresh-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ── Date Preset Buttons ───────────────────────────────── */
.date-presets .preset-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.date-presets .btn {
  font-size: 0.6875rem;
  padding: 3px 8px;
  border: 1px solid var(--accent);
  color: var(--accent-light);
  border-radius: var(--radius-full);
  background: transparent;
  transition: all var(--transition-fast);
}
.date-presets .btn:hover {
  background: var(--accent-subtle);
  color: var(--accent);
}

/* ── Summary Breakdown ─────────────────────────────────── */
.summary-breakdown {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-left: auto;
}
.summary-breakdown-item { white-space: nowrap; }

/* ── Styled Header Logo ──────────────────────────────── */
.header-logo-styled {
  display: flex;
  align-items: center;
  gap: 4px;
  font-weight: 800;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--text-primary);
  margin-right: var(--sp-4);
  white-space: nowrap;
}
.header-logo-styled .logo-aiy {
  color: var(--accent);
  font-weight: 800;
}
.header-logo-styled .logo-expert {
  color: var(--text-primary);
  font-weight: 700;
}
.header-logo-styled .logo-solutions {
  color: var(--text-secondary);
  font-weight: 400;
}
/* ── Stats Cards ─────────────────────────────────────── */
.stats-cards {
  display: flex;
  gap: var(--sp-4);
  margin-bottom: var(--sp-4);
}
.stat-card {
  flex: 1;
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-4);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-md);
  backdrop-filter: blur(var(--glass-blur));
}
.stat-card .stat-icon {
  font-size: 1.5rem;
  opacity: 0.8;
}
.stat-card .stat-content {
  display: flex;
  flex-direction: column;
}
.stat-card .stat-label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
  font-weight: 600;
}
.stat-card .stat-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}
/* ── Compact Currency Chips (clickable) ──────────────── */
.summary-chips-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-left: auto;
}
.currency-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  background: var(--bg-surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  white-space: nowrap;
  font-family: inherit;
  transition: all var(--transition-fast);
  color: var(--text-primary);
}
.currency-chip:hover {
  border-color: var(--accent);
  background: var(--accent-subtle);
}
.currency-chip.active {
  border-color: var(--accent);
  background: var(--accent-subtle);
  box-shadow: 0 0 0 1px var(--accent);
}
.currency-chip.clear {
  font-size: 0.625rem;
  color: var(--text-secondary);
  background: transparent;
}
.currency-chip .chip-code {
  font-size: 0.5625rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
  font-weight: 700;
}
.currency-chip .chip-amount {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}
.currency-chip .chip-count {
  font-size: 0.5rem;
  color: var(--text-tertiary);
}
.eur-total {
  font-weight: 700;
  color: var(--accent);
}
/* ── Compact Sidebar Spacing ─────────────────────────── */
.filter-sidebar .form-group {
  margin-bottom: var(--sp-1);
}
.filter-sidebar .form-label {
  font-size: 0.6875rem;
  margin-bottom: 2px;
}
.filter-sidebar .form-input,
.filter-sidebar .form-select {
  padding: 4px 8px;
  font-size: 0.75rem;
  height: 28px;
}
.filter-sidebar .preset-buttons {
  gap: 2px;
}
.filter-sidebar .preset-buttons .btn-sm {
  padding: 2px 6px;
  font-size: 0.625rem;
}
/* Active quick-select preset highlight */
.preset-active.btn-ghost {
  background: var(--accent-subtle) !important;
  border-color: var(--accent) !important;
  color: var(--accent-light) !important;
}
/* ── Mobile Responsive ───────────────────────────────── */
/* Sidebar overlay (mobile only) */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
}
.sidebar-overlay.active {
  display: block;
}
/* Close button in sidebar header (mobile only) */
.filter-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.sidebar-close-btn {
  display: none;
  font-size: 1.25rem;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}
.sidebar-close-btn:hover { color: var(--text-primary); background: var(--bg-surface); }
/* Mobile filter toggle — floating action button */
.mobile-filter-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 998;
  width: 48px;
  height: 48px;
  padding: 0;
  background: var(--accent);
  border: none;
  border-radius: var(--radius-full);
  color: var(--bg-primary);
  font-size: 0;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
  transition: all var(--transition-fast);
}
.mobile-filter-toggle svg {
  width: 20px;
  height: 20px;
}
.mobile-filter-toggle:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
}
@media (max-width: 1024px) {
  .mobile-filter-toggle { display: inline-flex; }
  .sidebar-close-btn { display: block; }
}
@media (max-width: 768px) {
  .app-header {
    flex-wrap: nowrap;
    padding: var(--sp-2) var(--sp-3);
    gap: var(--sp-2);
  }
  .header-title {
    display: none;
  }
  .content-area {
    flex-direction: column;
  }
  .filter-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: min(320px, 85vw);
    height: 100dvh;
    z-index: 1000;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    box-shadow: 4px 0 20px rgba(0,0,0,0.3);
    overflow-y: auto;
    flex-direction: column;
    flex-wrap: nowrap;
    background: var(--bg-primary);
  }
  .filter-sidebar.open {
    transform: translateX(0);
  }
  .filter-sidebar .form-group {
    flex: unset;
    min-width: unset;
    width: 100%;
    margin-bottom: var(--sp-2);
  }
  .filter-sidebar .date-presets {
    margin-bottom: var(--sp-1);
  }
  .summary-bar {
    flex-direction: column;
    gap: var(--sp-2);
    padding: var(--sp-2) var(--sp-3);
  }
  .summary-chips-row {
    margin-left: 0;
  }
  .tab-bar {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .tab-bar button.tab-btn {
    white-space: nowrap;
    padding: var(--sp-2) var(--sp-3);
    font-size: 0.75rem;
  }
  .pagination-bar {
    flex-direction: column;
    gap: var(--sp-2);
    align-items: stretch;
  }
  .pagination-right { justify-content: center; flex-wrap: wrap; }
  .stats-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-2);
  }
  .stats-cards .stat-card {
    width: auto;
  }
  .data-grid {
    font-size: 0.75rem;
  }
  .login-card { padding: var(--sp-6); }
  .modal-panel { margin: var(--sp-4); border-radius: var(--radius-xl); }
  .users-page { padding: var(--sp-4); }
  .detail-drawer { width: 100%; max-width: 100vw; }
}
/* ── Compact table rows ──────────────────────────────── */
.data-grid td {
  padding: var(--sp-2) var(--sp-3) !important;
  font-size: 0.8125rem !important;
  cursor: pointer;
}
.data-grid tbody tr:hover {
  background: rgba(255, 255, 255, 0.04);
}
/* ── Route arrow styling ─────────────────────────────── */
.route-arrow {
  color: var(--text-tertiary);
  margin: 0 2px;
}
/* ── Booking ID compact style ────────────────────────── */
.cell-id {
  font-size: 0.75rem !important;
  opacity: 0.8;
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
}
/* ── Copy tooltip ────────────────────────────────────── */
.copy-tooltip {
  position: fixed;
  padding: 3px 10px;
  background: var(--accent);
  color: #fff;
  font-size: 0.6875rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  pointer-events: none;
  z-index: 9999;
  animation: fadeUp 1.2s ease-out forwards;
}
@keyframes fadeUp {
  0% { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(-16px); }
}
@media (max-width: 1200px) {
  .stats-cards { flex-wrap: wrap; }
  .stat-card { min-width: calc(50% - var(--sp-2)); }
}

/* ── Detail Drawer ───────────────────────────────────── */
.detail-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}
.detail-drawer-overlay.active {
  opacity: 1;
  pointer-events: auto;
}
.detail-drawer {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 440px;
  max-width: 90vw;
  background: var(--bg-secondary);
  border-left: 1px solid var(--glass-border);
  transform: translateX(100%);
  transition: transform var(--transition-base);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.detail-drawer-overlay.active .detail-drawer {
  transform: translateX(0);
}
.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-4) var(--sp-5);
  border-bottom: 1px solid var(--glass-border);
  flex-shrink: 0;
}
.drawer-title {
  font-size: 1rem;
  font-weight: 700;
}
.drawer-body {
  padding: var(--sp-4) var(--sp-5);
  overflow-y: auto;
  flex: 1;
}
.drawer-field {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--sp-2) 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.drawer-field:last-child {
  border-bottom: none;
}
.drawer-field-label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
  font-weight: 600;
}
.drawer-field-value {
  font-size: 0.875rem;
  color: var(--text-primary);
  word-break: break-all;
  cursor: pointer;
  padding: 2px 4px;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}
.drawer-field-value:hover {
  background: rgba(255,255,255,0.06);
}
.drawer-field-value.mono {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
}

.drawer-section {
  margin: var(--sp-3) 0;
  padding: var(--sp-3);
  background: var(--bg-surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
}
.drawer-section-title {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-light);
  font-weight: 700;
  margin-bottom: var(--sp-2);
}
.drawer-section-body {
  font-size: 0.8125rem;
  color: var(--text-primary);
  line-height: 1.6;
}
.drawer-section-error {
  border-color: rgba(239, 68, 68, 0.3);
  background: rgba(239, 68, 68, 0.05);
}
.drawer-section-error .drawer-section-title { color: #ef4444; }

/* ── Hero Card ── */
.drawer-hero {
  background: linear-gradient(135deg, rgba(245,158,11,0.1) 0%, rgba(59,130,246,0.08) 100%);
  border: 1px solid rgba(245,158,11,0.2);
  border-radius: var(--radius-md);
  padding: var(--sp-4);
  margin-bottom: var(--sp-3);
  text-align: center;
}
.hero-route {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--sp-2);
  letter-spacing: 0.04em;
}
.route-arrow {
  color: var(--accent-light);
  margin: 0 var(--sp-2);
  font-size: 1rem;
}
.hero-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  margin-bottom: var(--sp-2);
  flex-wrap: wrap;
}
.hero-airline {
  font-size: 0.75rem;
  color: var(--text-secondary);
  padding: 2px 8px;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
}
.hero-amount {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--accent-light);
}
.hero-ids {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  flex-wrap: wrap;
}
.hero-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.hero-chip:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--accent-light);
}
.hero-chip-label {
  color: var(--text-secondary);
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-right: 2px;
}



/* ── Passenger Chips ── */
.pax-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.pax-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  font-size: 0.8125rem;
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.pax-chip:hover {
  background: rgba(245,158,11,0.15);
  border-color: var(--accent-light);
}

/* ── Flight Timeline ── */
.flight-timeline {
  position: relative;
  padding-left: 20px;
}
.flight-timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: rgba(255,255,255,0.1);
  border-radius: 1px;
}
.timeline-leg {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 6px 0;
  position: relative;
}
.timeline-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-left: -13px;
  position: relative;
  z-index: 1;
}
.timeline-dot.outbound {
  background: var(--accent-light);
  box-shadow: 0 0 6px rgba(245,158,11,0.4);
}
.timeline-dot.inbound {
  background: #3b82f6;
  box-shadow: 0 0 6px rgba(59,130,246,0.4);
}
.timeline-content { flex: 1; }
.timeline-label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  margin-bottom: 2px;
}
.timeline-value {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: color var(--transition-fast);
}
.timeline-value:hover { color: var(--accent-light); }
.timeline-date {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-top: 1px;
}

/* ── Payment / Timestamp Rows ── */
.payment-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 5px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.payment-row:last-child { border-bottom: none; }
.payment-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  flex-shrink: 0;
}
.payment-value {
  font-size: 0.8125rem;
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  transition: color var(--transition-fast);
}
.payment-value:hover { color: var(--accent-light); }
.payment-value.error-msg {
  color: #ef4444;
  font-size: 0.75rem;
  max-width: 260px;
  text-align: right;
  word-break: break-word;
}
.relative-time {
  font-size: 0.6875rem;
  color: var(--text-secondary);
  font-weight: 400;
}

/* ── Ancillary Cards ── */
.ancillary-card {
  padding: var(--sp-2) var(--sp-3);
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
  margin-top: var(--sp-2);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.ancillary-card:first-of-type { margin-top: 0; }
.ancillary-card:hover {
  background: rgba(255,255,255,0.06);
  border-color: var(--accent-light);
}
.anc-pax-name {
  font-weight: 600;
  font-size: 0.8125rem;
  color: var(--text-primary);
  margin-bottom: 4px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.anc-details { padding-left: 2px; }
.anc-row {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  padding: 1px 0;
}
.anc-icon { font-size: 0.75rem; flex-shrink: 0; }

/* ── Copy Icon ── */
.copy-icon {
  opacity: 0.3;
  transition: all 0.2s ease;
  vertical-align: middle;
  flex-shrink: 0;
}
*:hover > .copy-icon { opacity: 0.7; }
.copy-icon:hover { opacity: 1; }

/* ── Column Toggle ───────────────────────────────────── */
.col-toggle-wrapper {
  position: relative;
}
.col-toggle-dropdown {
  display: none;
  position: absolute;
  bottom: 100%;
  right: 0;
  margin-bottom: 4px;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--sp-2);
  min-width: 180px;
  z-index: 50;
  box-shadow: var(--shadow-lg);
  max-height: 300px;
  overflow-y: auto;
}
.col-toggle-dropdown.active { display: block; }
.col-toggle-item {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 4px var(--sp-2);
  font-size: 0.75rem;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}
.col-toggle-item:hover { background: var(--bg-surface); }
.col-toggle-item input[type="checkbox"] {
  accent-color: var(--accent);
}

/* ── Loading Spinner ─────────────────────────────────── */
.header-loading {
  margin-left: auto;
  margin-right: var(--sp-4);
}
.loading-spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.15);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Modal ───────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: 300;
  display: none;
  align-items: center;
  justify-content: center;
}
.modal-overlay.active {
  display: flex;
}
.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 480px;
  transform: scale(0.95);
  opacity: 0;
  transition: transform var(--transition-base), opacity var(--transition-base);
}
.modal-overlay.active .modal {
  transform: scale(1);
  opacity: 1;
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-4) var(--sp-5);
  border-bottom: 1px solid var(--glass-border);
}
.modal-title {
  font-size: 1rem;
  font-weight: 700;
}
.modal-body {
  padding: var(--sp-4) var(--sp-5);
}
.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-5);
  border-top: 1px solid var(--glass-border);
}
.form-group { display: flex; flex-direction: column; gap: 4px; }
.form-label { font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-tertiary); }
.form-control {
  background: var(--bg-surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: var(--sp-2) var(--sp-3);
  color: var(--text-primary);
  font-size: 0.875rem;
  outline: none;
  transition: border-color var(--transition-fast);
}
.form-control:focus {
  border-color: var(--accent);
}

/* ── Theme Toggle ────────────────────────────────────────── */
.theme-toggle {
  background: none;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-full);
  color: rgba(255,255,255,0.8);
  cursor: pointer;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  font-size: 14px;
  flex-shrink: 0;
}
.theme-toggle:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.25);
}

/* ── Help Bar ────────────────────────────────────────────── */
.help-bar {
  background: var(--bg-surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  margin: 0 var(--sp-4) var(--sp-2);
  overflow: hidden;
  transition: all var(--transition-fast);
}
.help-toggle {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  width: 100%;
  padding: var(--sp-1) var(--sp-3);
  background: none;
  border: none;
  color: var(--text-tertiary);
  font-size: 0.6875rem;
  font-family: var(--font-body);
  cursor: pointer;
  text-align: left;
}
.help-toggle:hover { color: var(--text-secondary); }
.help-toggle svg { flex-shrink: 0; transition: transform var(--transition-fast); }
.help-bar.open .help-toggle svg { transform: rotate(90deg); }
.help-body {
  display: none;
  padding: 0 var(--sp-3) var(--sp-2);
  font-size: 0.625rem;
  line-height: 1.5;
  color: var(--text-tertiary);
  column-count: 3;
  column-gap: var(--sp-6);
}
.help-bar.open .help-body { display: block; }
.help-body strong { color: var(--text-secondary); font-weight: 600; }
.help-body ul { margin: 2px 0 6px; padding-left: 14px; }
.help-body li { margin-bottom: 1px; }
.help-body .help-section-title {
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 2px;
  font-size: 0.6875rem;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ── Tab Stats Bar ───────────────────────────────────────── */
.tab-stats-bar {
  display: flex;
  gap: var(--sp-2);
  padding: var(--sp-1) var(--sp-4);
  flex-wrap: wrap;
  align-items: center;
}
.tab-stat-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  background: var(--bg-surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  padding: 2px var(--sp-2);
  font-size: 0.6875rem;
  color: var(--text-secondary);
  white-space: nowrap;
}
.tab-stat-chip .stat-chip-value {
  font-weight: 600;
  color: var(--text-primary);
}
.tab-stat-chip .stat-chip-icon {
  font-size: 0.75rem;
}

/* ============================================================
   Graphs Tab — Analytics Dashboard
   ============================================================ */

/* ── Graphs Filter Bar ── */
.graphs-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: flex-end;
  padding: 1rem 1.25rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg, 12px);
  margin-bottom: 1.25rem;
  backdrop-filter: blur(var(--glass-blur));
}
.graphs-filters .form-label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 4px;
  display: block;
}
.graphs-filters .form-control,
.graphs-filters .form-select {
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md, 8px);
  color: var(--text-primary);
  padding: 6px 10px;
  font-size: 0.8125rem;
  min-width: 130px;
}
.gf-dates {
  display: flex;
  align-items: flex-end;
  gap: 0.5rem;
}
.gf-dates .form-label { margin-bottom: 4px; }

/* Pill buttons (Day / Week / Month) */
.pill-group {
  display: flex;
  gap: 0;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md, 8px);
  overflow: hidden;
}
.pill {
  flex: 1;
  text-align: center;
  padding: 6px 14px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
}
.pill:hover {
  color: var(--text-primary);
  background: var(--bg-surface-hover);
}
.pill.active {
  background: var(--accent);
  color: #fff;
}

/* ── KPI Cards ── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.kpi-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg, 12px);
  padding: 1rem 1.25rem;
  backdrop-filter: blur(var(--glass-blur));
  transition: border-color 0.2s;
  position: relative;
  overflow: hidden;
}
.kpi-card:hover {
  border-color: var(--glass-border-hover);
}
.kpi-label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.kpi-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 4px;
}
.kpi-delta {
  font-size: 0.75rem;
  font-weight: 500;
  margin-bottom: 6px;
}
.kpi-delta.delta-up { color: #4ade80; }
.kpi-delta.delta-down { color: #fca5a5; }

.kpi-card canvas {
  width: 100% !important;
  height: 28px !important;
}

/* ── Chart Containers ── */
.chart-container {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg, 12px);
  padding: 1.25rem;
  margin-bottom: 1rem;
  backdrop-filter: blur(var(--glass-blur));
  min-height: 300px;
  position: relative;
  overflow: visible;
  z-index: 1;
}
.chart-container:hover {
  z-index: 10;
}
.chart-container canvas {
  max-height: 320px;
}
.chart-full {
  width: 100%;
}
.chart-header {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--glass-border);
}
.charts-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 0;
}
.charts-row .chart-container {
  min-height: 280px;
}

/* ── Heatmap ── */
.heatmap-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.hm-grid {
  display: grid;
  grid-template-columns: 50px repeat(24, 1fr);
  gap: 2px;
  min-width: 700px;
}
.hm-corner {
  visibility: hidden;
}
.hm-hour {
  text-align: center;
  font-size: 0.625rem;
  color: var(--text-muted);
  padding: 4px 0;
  font-family: 'JetBrains Mono', monospace;
}
.hm-day {
  display: flex;
  align-items: center;
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--text-secondary);
  padding-right: 8px;
}
.hm-cell {
  aspect-ratio: 1;
  min-width: 24px;
  min-height: 24px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.625rem;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  transition: transform 0.15s;
  cursor: default;
}
.hm-cell:hover {
  transform: scale(1.15);
  z-index: 2;
}

/* ── Mobile responsive ── */
@media (max-width: 768px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .charts-row {
    grid-template-columns: 1fr;
  }
  .graphs-filters {
    flex-direction: column;
    gap: 0.75rem;
  }
  .gf-dates {
    flex-wrap: wrap;
    width: 100%;
  }
  .gf-dates .form-control {
    flex: 1;
    min-width: 0;
  }
  .gf-status,
  .gf-group {
    width: 100%;
  }
  .gf-status .form-select {
    width: 100%;
  }
  .kpi-value {
    font-size: 1.35rem;
  }
  .chart-container {
    min-height: 280px;
  }
  .chart-container canvas {
    max-height: 320px;
  }
  .hm-grid {
    min-width: 600px;
    gap: 1px;
  }
  .hm-cell {
    min-width: 20px;
    min-height: 20px;
    font-size: 0;  /* hide numbers on mobile, rely on color */
  }
}

@media (max-width: 480px) {
  .kpi-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
  }
  .kpi-card {
    padding: 0.75rem;
  }
  .kpi-value {
    font-size: 1.15rem;
  }
}