/**
 * Airport Theme CSS
 * Customizable per-airport branding using CSS variables
 * Variables are set dynamically in _LayoutAirport.cshtml based on airport config
 */

/* ============================================
   BASE STYLES
   ============================================ */
html, body {
    margin: 0;
    padding: 0;
}

.airport-theme {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--airport-text);
    background: var(--airport-bg);
    line-height: 1.6;
    min-height: 100vh;
    margin: 0;
    padding: 0;
}

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

.airport-theme .container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 16px;
}

/* ============================================
   AIRPORT HEADER
   ============================================ */
.airport-header {
    background: var(--airport-primary);
    color: var(--airport-text-on-primary);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.airport-header-content {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 12px 0;
}

/* Airport Logo */
.airport-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--airport-text-on-primary);
    flex-shrink: 0;
}

.airport-logo-img {
    height: 40px;
    width: auto;
    max-width: 160px;
    object-fit: contain;
}

.airport-logo-fallback {
    width: 40px;
    height: 40px;
    background: var(--airport-accent);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--airport-primary);
}

.airport-logo-icon {
    width: 40px;
    height: 40px;
    background: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--airport-primary);
}

.airport-logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.airport-code {
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: 0.05em;
}

.airport-name {
    font-size: 0.75rem;
    opacity: 0.9;
    font-weight: 500;
}

/* Header Title (center) */
.airport-header-title {
    flex: 1;
    text-align: center;
    font-size: 1rem;
    font-weight: 600;
    color: var(--airport-text-on-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Header Actions (right) */
.airport-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.15);
    border: none;
    border-radius: 50%;
    color: var(--airport-text-on-primary);
    font-size: 1.1rem;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.2s;
    position: relative;
}

.header-action-btn:hover {
    background: rgba(255,255,255,0.25);
}

.header-action-btn.iig-link {
    background: white;
    color: var(--airport-primary);
}

.header-action-btn.iig-link:hover {
    background: rgba(255,255,255,0.9);
}

.header-action-btn.dutyfree-link {
    background: #3B82F6;
    color: white;
}

.header-action-btn.dutyfree-link:hover {
    background: #2563EB;
}

.notification-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    background: #EF4444;
    border-radius: 9px;
    font-size: 0.7rem;
    font-weight: 700;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ============================================
   MAIN CONTENT
   ============================================ */
.airport-main {
    min-height: calc(100vh - 200px);
    padding-bottom: 80px; /* Space for bottom nav */
}

/* ============================================
   AIRPORT HERO
   ============================================ */
.airport-hero {
    background: linear-gradient(135deg, var(--airport-primary) 0%, var(--airport-primary-dark) 100%);
    color: var(--airport-text-on-primary);
    padding: 40px 20px;
    text-align: center;
}

.airport-hero h1 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.airport-hero p {
    font-size: 1rem;
    opacity: 0.9;
}

.airport-hero-logo {
    max-height: 100px;
    max-width: 80%;
    margin-bottom: 16px;
}

.airport-hero .airport-code-large {
    display: inline-block;
    background: var(--airport-accent);
    color: var(--airport-primary);
    padding: 4px 12px;
    border-radius: 4px;
    font-weight: 800;
    font-size: 1.2rem;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.airport-hero .airport-code-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 4px;
    font-weight: 700;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

/* ============================================
   QUICK ACTIONS GRID
   ============================================ */
.airport-actions {
    padding: 24px 0;
    background: white;
}

.airport-action-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.airport-action-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 24px 16px;
    background: var(--airport-bg);
    border-radius: 12px;
    text-decoration: none;
    color: var(--airport-text);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    transition: transform 0.2s, box-shadow 0.2s;
    border: 2px solid transparent;
}

.airport-action-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    border-color: var(--airport-primary);
}

.airport-action-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 12px;
    background: var(--airport-primary);
    color: var(--airport-text-on-primary);
}

.airport-action-icon.departures {
    background: var(--airport-primary);
    color: var(--airport-text-on-primary);
}

.airport-action-icon.arrivals {
    background: var(--airport-primary);
    color: var(--airport-text-on-primary);
}

.airport-action-icon.dutyfree {
    background: var(--airport-primary);
    color: var(--airport-text-on-primary);
}

.airport-action-icon.services {
    background: var(--airport-primary);
    color: var(--airport-text-on-primary);
}

.airport-action-card span {
    font-weight: 600;
    font-size: 0.95rem;
}

/* ============================================
   FLIGHT TABLES
   ============================================ */
.airport-flights {
    padding: 40px 0;
}

.airport-flights h2 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--airport-text);
}

.airport-flights h2 i {
    color: var(--airport-primary);
}

.flight-table-wrapper {
    overflow-x: auto;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.flight-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
}

.flight-table th,
.flight-table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--airport-gray-200);
}

.flight-table th {
    background: var(--airport-primary);
    color: var(--airport-text-on-primary);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.flight-table tbody tr:hover {
    background: var(--airport-gray-100);
}

.flight-table .flight-number {
    font-weight: 700;
    color: var(--airport-primary);
}

.flight-table .col-airline {
    width: 50px;
    text-align: center;
    padding: 8px !important;
}

.flight-table .airline-logo {
    height: 32px;
    object-fit: contain;
    border-radius: 4px;
    vertical-align: middle;
}

.flight-table .status {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
}

.flight-table .status.on-time { background: #D1FAE5; color: #065F46; }
.flight-table .status.scheduled { background: #E5E7EB; color: #374151; }
.flight-table .status.delayed { background: #FEF3C7; color: #92400E; }
.flight-table .status.boarding { background: #DBEAFE; color: #1E40AF; }
.flight-table .status.final-call { background: #FEE2E2; color: #991B1B; animation: pulse-warning 1s ease-in-out infinite; }
.flight-table .status.departed { background: #E5E7EB; color: #374151; }
.flight-table .status.arrived { background: #D1FAE5; color: #065F46; }
.flight-table .status.cancelled { background: #FEE2E2; color: #991B1B; }

@keyframes pulse-warning {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Last Updated Indicator */
.last-updated {
    text-align: right;
    padding: 8px 16px;
    background: var(--airport-gray-100);
    border-radius: 0 0 12px 12px;
}

.last-updated small {
    color: var(--airport-text-muted);
    font-size: 0.8rem;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.airport-services {
    padding: 40px 0;
    background: var(--airport-bg);
}

.airport-services h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 24px;
    text-align: center;
    color: var(--airport-text);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.service-card {
    background: white;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    transition: transform 0.2s, box-shadow 0.2s;
}

.service-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}

.service-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    background: var(--airport-primary);
    color: var(--airport-text-on-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-bottom: 16px;
}

.service-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--airport-text);
}

.service-card p {
    font-size: 0.9rem;
    color: var(--airport-text-muted);
    line-height: 1.5;
    margin-bottom: 0;
}

a.service-card {
    text-decoration: none;
    color: inherit;
    display: block;
}

a.service-card:hover {
    border-color: var(--airport-primary);
    border-width: 2px;
    border-style: solid;
}

.service-link {
    color: var(--airport-primary);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
}

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

/* ============================================
   INFO SECTION
   ============================================ */
.airport-info-section {
    padding: 40px 0;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.info-card {
    background: white;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.info-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--airport-text);
}

.info-card h3 i {
    color: var(--airport-primary);
}

.info-card p {
    font-size: 0.9rem;
    color: var(--airport-text-muted);
    line-height: 1.6;
}

.info-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 12px;
    color: var(--airport-primary);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
}

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

/* ============================================
   AIRPORT FOOTER
   ============================================ */
.airport-footer {
    background: var(--airport-primary-dark);
    color: var(--airport-text-on-primary);
    padding: 48px 0 24px;
    margin-bottom: 70px; /* Space for bottom nav */
}

.airport-footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.airport-footer-brand p {
    margin-top: 16px;
    opacity: 0.9;
    font-size: 0.95rem;
}

.airport-location {
    opacity: 0.8;
    font-size: 0.85rem !important;
    margin-top: 8px !important;
}

.airport-footer-logo {
    height: 48px;
    width: auto;
    max-width: 180px;
    object-fit: contain;
}

.airport-footer-links h4 {
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--airport-accent);
}

.airport-footer-links ul {
    list-style: none;
}

.airport-footer-links li {
    margin-bottom: 10px;
}

.airport-footer-links a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.airport-footer-links a:hover {
    color: var(--airport-accent);
}

.airport-footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.2);
    padding-top: 24px;
    text-align: center;
    font-size: 0.85rem;
    opacity: 0.8;
}

.airport-footer-bottom a {
    color: var(--airport-accent);
    text-decoration: none;
}

.airport-footer-bottom a:hover {
    text-decoration: underline;
}

/* ============================================
   BOTTOM NAVIGATION (5 tabs)
   ============================================ */
.airport-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: stretch;
    justify-content: space-around;
    background: white;
    border-top: 1px solid var(--airport-gray-200);
    padding: 6px 0 calc(6px + env(safe-area-inset-bottom, 0px));
    z-index: 9999;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.08);
}

.bottom-nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 8px 4px;
    background: none;
    border: none;
    color: var(--airport-text-muted);
    text-decoration: none;
    font-size: 0.7rem;
    font-weight: 500;
    cursor: pointer;
    transition: color 0.2s;
    -webkit-tap-highlight-color: transparent;
}

.bottom-nav-item i {
    font-size: 1.25rem;
    transition: transform 0.2s;
}

.bottom-nav-item:hover,
.bottom-nav-item:focus {
    color: var(--airport-primary);
}

.bottom-nav-item.active {
    color: var(--airport-primary);
}

.bottom-nav-item.active i {
    transform: scale(1.1);
}

/* ============================================
   MORE MENU (Hamburger slide-out)
   ============================================ */
.more-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.more-menu-overlay.open {
    opacity: 1;
    visibility: visible;
}

.more-menu {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 320px;
    max-width: 85vw;
    background: white;
    z-index: 10001;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    box-shadow: -4px 0 20px rgba(0,0,0,0.15);
}

.more-menu.open {
    transform: translateX(0);
}

.more-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    background: var(--airport-primary);
    color: var(--airport-text-on-primary);
}

.more-menu-title {
    display: flex;
    align-items: center;
    gap: 12px;
}

.more-menu-logo {
    height: 36px;
    width: auto;
    max-width: 80px;
    object-fit: contain;
    border-radius: 4px;
}

.more-menu-airport-info {
    display: flex;
    flex-direction: column;
    line-height: 1.3;
}

.more-menu-airport-info strong {
    font-size: 0.95rem;
}

.more-menu-airport-info span {
    font-size: 0.75rem;
    opacity: 0.8;
}

.more-menu-close {
    background: rgba(255,255,255,0.15);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    color: var(--airport-text-on-primary);
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.more-menu-close:hover {
    background: rgba(255,255,255,0.25);
}

.more-menu-content {
    flex: 1;
    overflow-y: auto;
    padding: 8px 0;
}

.more-menu-section {
    padding: 8px 0;
    border-bottom: 1px solid var(--airport-gray-200);
}

.more-menu-section:last-child {
    border-bottom: none;
}

.more-menu-section h4 {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--airport-text-muted);
}

.more-menu-section h4 i {
    font-size: 0.85rem;
    color: var(--airport-primary);
}

.more-menu-section > a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--airport-text);
    text-decoration: none;
    font-size: 0.9rem;
    transition: background 0.2s;
}

.more-menu-section > a i {
    width: 20px;
    text-align: center;
    color: var(--airport-primary);
    font-size: 1rem;
}

.more-menu-section > a:hover {
    background: var(--airport-gray-100);
}

/* IIG Section (special styling) */
.more-menu-section.iig-section {
    padding: 16px;
    margin-top: auto;
}

.iig-menu-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px !important;
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    border-radius: 12px;
    color: white !important;
    text-decoration: none;
}

.iig-menu-link i:first-child {
    font-size: 1.5rem;
    color: white !important;
}

.iig-menu-link div {
    flex: 1;
    display: flex;
    flex-direction: column;
    line-height: 1.3;
}

.iig-menu-link div strong {
    font-size: 0.95rem;
}

.iig-menu-link div span {
    font-size: 0.8rem;
    opacity: 0.9;
}

.iig-menu-link i:last-child {
    font-size: 0.9rem;
    opacity: 0.8;
}

.iig-menu-link:hover {
    opacity: 0.95;
    background: linear-gradient(135deg, #10B981 0%, #059669 100%) !important;
}

.more-menu-footer {
    padding: 16px;
    background: var(--airport-gray-100);
    text-align: center;
    font-size: 0.75rem;
    color: var(--airport-text-muted);
    line-height: 1.5;
}

.more-menu-footer a {
    color: var(--airport-primary);
    text-decoration: none;
}

.more-menu-footer a:hover {
    text-decoration: underline;
}

/* ============================================
   LOADING STATES
   ============================================ */
.loading-row {
    text-align: center;
    padding: 40px !important;
    color: var(--airport-text-muted);
}

.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 40px 20px;
    margin: 0 auto;
}

.loading-spinner::before {
    content: '';
    display: flex;
    width: 8px;
    height: 8px;
    background: var(--airport-primary, #0ea5e9);
    border-radius: 50%;
    animation: airport-dots 1.4s ease-in-out infinite;
    box-shadow:
        16px 0 0 -4px var(--airport-primary, #0ea5e9),
        32px 0 0 -4px var(--airport-primary, #0ea5e9);
}

.loading-spinner::after {
    content: 'Loading...';
    font-size: 14px;
    color: var(--airport-text-muted, #6b7280);
    font-weight: 500;
}

@keyframes airport-dots {
    0%, 80%, 100% {
        box-shadow:
            16px 0 0 -4px var(--airport-primary, #0ea5e9),
            32px 0 0 -4px var(--airport-primary, #0ea5e9);
        background: var(--airport-primary, #0ea5e9);
    }
    40% {
        box-shadow:
            16px 0 0 2px var(--airport-primary, #0ea5e9),
            32px 0 0 -4px var(--airport-primary, #0ea5e9);
        opacity: 0.6;
    }
    60% {
        box-shadow:
            16px 0 0 -4px var(--airport-primary, #0ea5e9),
            32px 0 0 2px var(--airport-primary, #0ea5e9);
    }
}

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

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .airport-footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

    .airport-footer-brand {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .airport-header-content {
        padding: 10px 0;
    }

    .airport-header-title {
        font-size: 0.9rem;
    }

    .airport-action-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* More menu adjustments */
    .more-menu {
        width: 100%;
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .airport-header-content {
        justify-content: space-between;
        gap: 8px;
    }

    .airport-logo-icon {
        width: 36px;
        height: 36px;
        font-size: 16px;
    }

    .airport-code {
        font-size: 1rem;
    }

    .header-action-btn {
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }

    .airport-action-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .airport-action-card {
        padding: 16px 12px;
    }

    .airport-action-icon {
        width: 44px;
        height: 44px;
        font-size: 20px;
    }

    .airport-hero {
        padding: 24px 16px;
    }

    .airport-hero h1 {
        font-size: 1.4rem;
    }

    .airport-hero p {
        font-size: 0.9rem;
    }

    .airport-hero-logo {
        max-height: 60px;
        margin-bottom: 12px;
    }

    .airport-footer-grid {
        grid-template-columns: 1fr;
    }

    /* Bottom nav smaller text on mobile */
    .bottom-nav-item {
        font-size: 0.65rem;
    }

    .bottom-nav-item i {
        font-size: 1.15rem;
    }
}

/* ============================================
   AI CHAT WIDGET POSITIONING FOR AIRPORT
   Position FAB above bottom navigation
   ============================================ */
.airport-theme .ai-chat-fab {
    bottom: 75px;
}

/* On larger screens where bottom-nav might have more padding */
@media (min-width: 769px) {
    .airport-theme .ai-chat-fab {
        bottom: 80px;
        right: 20px;
    }
}