/* ============================================================
   Travel Agency CRM – Main Stylesheet
   ============================================================ */

:root {
    --sidebar-width: 240px;
    --topbar-height: 56px;
    --sidebar-bg: #1a1d23;
    --sidebar-hover: rgba(255,255,255,0.07);
    --sidebar-active: rgba(13,110,253,0.25);
}

/* ── Layout ─────────────────────────────────────────────────── */

body {
    font-size: 0.9rem;
    padding-top: var(--topbar-height);
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: var(--topbar-height);
    left: 0;
    width: var(--sidebar-width);
    height: calc(100vh - var(--topbar-height));
    background: var(--sidebar-bg);
    overflow-y: auto;
    overflow-x: hidden;
    transition: transform 0.25s ease;
    z-index: 1030;
    padding-top: 1rem;
    padding-bottom: 2rem;
}

.sidebar .nav-link {
    border-radius: 8px;
    padding: 0.55rem 0.9rem;
    font-size: 0.875rem;
    transition: background 0.15s;
    white-space: nowrap;
}

.sidebar .nav-link:hover {
    background: var(--sidebar-hover);
}

.sidebar .nav-link.active {
    background: var(--sidebar-active) !important;
    color: #6ea8fe !important;
    font-weight: 600;
}

.sidebar-header {
    padding: 0.25rem 0.75rem 0.5rem;
    font-size: 0.7rem;
    letter-spacing: 0.05em;
}

/* Main content */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: calc(100vh - var(--topbar-height));
    transition: margin-left 0.25s ease;
}

/* Responsive collapse */
@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .main-content {
        margin-left: 0;
    }
}

/* ── Cards ─────────────────────────────────────────────────── */
.card {
    border-radius: 12px;
}

.card-header {
    border-radius: 12px 12px 0 0 !important;
    padding: 0.85rem 1.25rem;
}

/* ── Tables ─────────────────────────────────────────────────── */
.table th {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #6c757d;
    border-top: none;
    white-space: nowrap;
}

.table td {
    vertical-align: middle;
}

/* ── Upload Drop Zone ────────────────────────────────────────── */
.upload-dropzone {
    border-style: dashed !important;
    border-width: 2px !important;
    transition: background 0.2s, border-color 0.2s;
    background: rgba(13,110,253,0.03);
}

.upload-dropzone:hover,
.upload-dropzone.dragover {
    background: rgba(13,110,253,0.08);
    border-color: #0d6efd !important;
}

/* ── Timeline ─────────────────────────────────────────────────── */
.timeline-list {
    position: relative;
}

.timeline-list::before {
    content: '';
    position: absolute;
    left: 18px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #dee2e6;
}

.timeline-list > div {
    position: relative;
}

/* ── Badges & Status ─────────────────────────────────────────── */
.badge {
    font-weight: 500;
    letter-spacing: 0.02em;
}

/* ── Form controls ───────────────────────────────────────────── */
.form-control:focus,
.form-select:focus {
    border-color: #86b7fe;
    box-shadow: 0 0 0 0.2rem rgba(13,110,253,.15);
}

/* ── Dashboard stat cards ────────────────────────────────────── */
.display-6 {
    font-size: 1.8rem;
}

/* ── List group ──────────────────────────────────────────────── */
.list-group-item-action:hover {
    background-color: #f8f9fa;
}

/* ── Scrollbar (WebKit) ──────────────────────────────────────── */
.sidebar::-webkit-scrollbar {
    width: 4px;
}
.sidebar::-webkit-scrollbar-track {
    background: transparent;
}
.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.15);
    border-radius: 4px;
}

/* ── Print ───────────────────────────────────────────────────── */
@media print {
    .sidebar, .navbar, .btn, .alert { display: none !important; }
    .main-content { margin-left: 0 !important; }
}