/**
 * Travel Agency Admin - UI with sidebar toggle
 */

:root {
    --sidebar-width: 260px;
    --sidebar-collapsed: 72px;
    --topbar-height: 56px;
    --sidebar-bg: #1a1d23;
    --sidebar-text: #e2e4e9;
    --sidebar-hover: #2d323b;
    --sidebar-active: #0d6efd;
    --topbar-bg: #0d6efd;
}

* {
    box-sizing: border-box;
}

body.dashboard-body {
    min-height: 100vh;
    background-color: #f0f2f5;
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* Top navbar */
.top-navbar {
    background: var(--topbar-bg) !important;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    min-height: var(--topbar-height);
}

.sidebar-toggle {
    padding: 0.5rem 0.75rem;
    text-decoration: none !important;
}

.sidebar-toggle:hover {
    background: rgba(255,255,255,0.15);
    border-radius: 0.375rem;
}

.navbar-brand {
    font-weight: 600;
}

/* Wrapper: sidebar + main */
.wrapper {
    display: flex;
    min-height: calc(100vh - var(--topbar-height));
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    min-width: var(--sidebar-width);
    background: var(--sidebar-bg);
    transition: width 0.25s ease, min-width 0.25s ease;
    overflow: hidden;
    flex-shrink: 0;
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed);
    min-width: var(--sidebar-collapsed);
}

.sidebar-inner {
    padding: 1rem 0;
    width: var(--sidebar-width);
}

.sidebar .list-group-item {
    border: none;
    border-radius: 0;
    background: transparent;
    color: var(--sidebar-text);
    padding: 0.75rem 1.25rem;
    margin: 0 0.5rem;
    border-radius: 0.375rem;
}

.sidebar .list-group-item:hover {
    background: var(--sidebar-hover);
    color: #fff;
}

.sidebar .list-group-item.active {
    background: var(--sidebar-active);
    color: #fff;
}

.sidebar .list-group-item i {
    flex-shrink: 0;
    width: 1.25rem;
    text-align: center;
}

.sidebar.collapsed .sidebar-text {
    opacity: 0;
    width: 0;
    overflow: hidden;
    white-space: nowrap;
    display: inline-block;
    transition: opacity 0.2s;
}

.sidebar:not(.collapsed) .sidebar-text {
    opacity: 1;
    transition: opacity 0.2s 0.1s;
}

/* Main content */
.main-content {
    flex: 1;
    padding: 1.5rem;
    overflow-x: hidden;
    background: #f0f2f5;
}

/* Cards */
.card {
    border: none;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.card-header {
    background: #fff;
    border-bottom: 1px solid #eee;
    font-weight: 600;
    padding: 0.875rem 1.25rem;
    border-radius: 0.5rem 0.5rem 0 0;
}

.card.shadow-sm {
    border-radius: 0.5rem;
}

.card.shadow {
    border: none;
    border-radius: 0.5rem;
}

.min-vh-100 {
    min-height: 100vh;
}

/* Table */
.table {
    background: #fff;
}

.table thead th {
    font-weight: 600;
}

/* Buttons in table */
.table .btn-sm {
    margin-right: 0.25rem;
}

/* Passenger rows */
.passenger-row:first-of-type .remove-passenger {
    visibility: hidden;
}

.passenger-row .remove-passenger:hover {
    visibility: visible;
}

.passenger-row:only-of-type .remove-passenger {
    visibility: hidden;
}

/* Badge */
.badge.bg-warning {
    color: #000;
}

/* Responsive: sidebar below on small screens */
@media (max-width: 991.98px) {
    .sidebar {
        position: fixed;
        left: 0;
        top: var(--topbar-height);
        height: calc(100vh - var(--topbar-height));
        z-index: 1030;
        transform: translateX(0);
        transition: transform 0.25s ease;
    }

    .sidebar.mobile-hidden {
        transform: translateX(-100%);
    }

    .sidebar .sidebar-text {
        opacity: 1 !important;
    }

    .main-content {
        margin-left: 0 !important;
    }

    .sidebar-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.4);
        z-index: 1025;
        top: var(--topbar-height);
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.25s;
    }

    .sidebar-overlay.show {
        opacity: 1;
        pointer-events: auto;
    }
}

/* Booking actions page - dropdown card */
.booking-dropdown-card {
    max-width: 480px;
    margin: 2rem auto;
}

.booking-dropdown-card .form-select {
    font-size: 1.1rem;
    padding: 0.75rem 1rem;
    cursor: pointer;
}

.btn-open-form {
    margin-top: 1rem;
}

/* Login page - flight background */
.login-page {
    background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)),
        url('https://images.unsplash.com/photo-1436491865332-7a61a109cc05?w=1920&q=80') center/cover no-repeat fixed;
    min-height: 100vh;
}

.login-page .card {
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(8px);
}

.login-page .card-title,
.login-page .text-muted {
    color: #333 !important;
}

.login-page a {
    color: #0d6efd;
}