:root {
    --primary-color: #C1121F;
    --secondary-color: #FFFFFF;
    --accent-color: #780000;
    --bg-color: #F8F9FA;
    --text-dark: #333333;
    --text-light: #666666;
    --border-color: #E0E0E0;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #17a2b8;
    --gold-color: #D4AF37;
    --silver-color: #C0C0C0;

    --radius-card: 12px;
    --radius-btn: 8px;
    --radius-pill: 999px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.10);
}

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

html, body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-dark);
    line-height: 1.6;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-btn);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn:hover:not(:disabled) {
    transform: translateY(-1px);
}

.btn:active:not(:disabled) {
    transform: translateY(0);
}

.btn:disabled,
.btn.disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-loading {
    position: relative;
    color: transparent !important;
    pointer-events: none;
}

.btn-loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1rem;
    height: 1rem;
    margin: -0.5rem 0 0 -0.5rem;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-top-color: #fff;
    border-radius: 50%;
    animation: btnSpin 0.6s linear infinite;
}

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

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

.btn-primary:hover:not(:disabled) {
    background-color: var(--accent-color);
    box-shadow: 0 4px 8px rgba(193, 18, 31, 0.3);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--primary-color);
    color: var(--secondary-color);
}

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

.btn-success:hover:not(:disabled) {
    background-color: #218838;
    box-shadow: 0 4px 8px rgba(40, 167, 69, 0.3);
}

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

.btn-danger:hover:not(:disabled) {
    background-color: #c82333;
    box-shadow: 0 4px 8px rgba(220, 53, 69, 0.3);
}

.btn-warning {
    background-color: var(--warning-color);
    color: var(--text-dark);
}

.btn-warning:hover:not(:disabled) {
    background-color: #e0a800;
    box-shadow: 0 4px 8px rgba(255, 193, 7, 0.3);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
}

input, textarea, select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(193, 18, 31, 0.1);
}

textarea {
    resize: vertical;
    min-height: 120px;
}

/* Cards */
.card {
    background-color: var(--secondary-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-card);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.3s ease;
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    background-color: var(--primary-color);
    color: var(--secondary-color);
    padding: 1rem 1.25rem;
    margin: -1.5rem -1.5rem 1rem -1.5rem;
    border-radius: var(--radius-card) var(--radius-card) 0 0;
}

/* Color variants for card headers - use these instead of inline
   style="background-color: ..." so the palette stays centralized. */
.card-header-success { background-color: var(--success-color); color: #fff; }
.card-header-warning { background-color: var(--warning-color); color: var(--text-dark); }
.card-header-info { background-color: var(--info-color); color: #fff; }
.card-header-danger { background-color: var(--danger-color); color: #fff; }
.card-header-secondary { background-color: #6c757d; color: #fff; }
.card-header-dark { background-color: var(--text-dark); color: #fff; }
.card-header-gold { background-color: var(--gold-color); color: var(--text-dark); }

.card-body {
    padding: 0;
}

.card-footer {
    background-color: var(--bg-color);
    padding: 1rem;
    margin: 1rem -1.5rem -1.5rem -1.5rem;
    border-radius: 0 0 var(--radius-card) var(--radius-card);
}

/* Page header - icon + title + subtitle + actions, used at the top of
   nearly every page via the x-page-header component. */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.page-header h1 {
    font-size: 1.75rem;
    margin-bottom: 0.25rem;
}

.page-header .page-subtitle {
    color: var(--text-light);
    margin-bottom: 0;
}

/* Stat card - icon + value + label, used on every dashboard via the
   x-stat-card component. */
.stat-card {
    background-color: var(--secondary-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-sm);
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    transition: box-shadow 0.3s ease, transform 0.2s ease;
    height: 100%;
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.stat-card .stat-label {
    color: var(--text-light);
    font-size: 0.85rem;
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.stat-card .stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0;
}

.stat-card .stat-icon {
    font-size: 2rem;
    opacity: 0.85;
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius-pill);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

/* Brand-color text utilities - Bootstrap's own .text-primary is Bootstrap
   blue, not our brand red, hence these instead of inline color styles. */
.text-brand { color: var(--primary-color) !important; }
.text-gold { color: var(--gold-color) !important; }

/* Brand-color badge, e.g. a role badge, where none of Bootstrap's bg-*
   status colors (success/warning/danger/info) apply. */
.badge-brand { background-color: var(--primary-color); color: #fff; }

/* Room browsing/details card treatment - shared between the public
   marketing layout and the authenticated app layout (a logged-in guest
   browsing rooms keeps their sidebar, but the room cards themselves
   should look identical either way). */
.room-card {
    background: white;
    border-radius: var(--radius-card);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s, box-shadow 0.3s;
    height: 100%;
}

.room-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.room-price {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.25rem;
}

.gold-text {
    color: var(--gold-color) !important;
    font-weight: 700;
}

.btn-velocity {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 10px 30px;
    border-radius: var(--radius-btn);
    font-weight: 600;
    transition: all 0.3s;
}

.btn-velocity:hover {
    background-color: var(--accent-color);
    color: white;
    box-shadow: 0 4px 8px rgba(193, 18, 31, 0.3);
}

/* Page header banner - the public rooms pages' hero-style header,
   shown only to logged-out visitors (logged-in users get the standard
   x-page-header instead, to match every other authenticated page). */
.page-banner {
    background: linear-gradient(rgba(0, 0, 0, 0.55), rgba(0, 0, 0, 0.55)),
                url('https://images.unsplash.com/photo-1566073771259-6a8506099945?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    padding: 140px 0 60px;
    color: white;
}

/* Empty state - the "No X yet." row/block repeated across every table. */
.empty-state {
    text-align: center;
    color: var(--text-light);
    padding: 2.5rem 1rem;
}

.empty-state i {
    font-size: 1.75rem;
    opacity: 0.4;
    display: block;
    margin-bottom: 0.5rem;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--secondary-color);
    border-radius: 0.5rem;
    overflow: hidden;
}

thead {
    background-color: var(--primary-color);
    color: var(--secondary-color);
}

th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
}

td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

tbody tr:hover {
    background-color: var(--bg-color);
}

/* Modals: Bootstrap's own modal styles are used as-is. (A legacy
   hand-rolled .modal/.modal-content block used to live here and
   overrode Bootstrap's z-index stack, putting every modal BEHIND its
   own backdrop - grey screen, nothing clickable. Don't reintroduce
   bare .modal selectors.) */

/* Brand-colored modal header, used for the many Bootstrap
   .modal-header elements across the app that mirror .card-header's
   look (they're distinct Bootstrap components, so this doesn't
   apply automatically). */
.modal-header-brand {
    background-color: var(--primary-color);
    color: #fff;
    border-bottom: none;
}

/* Notifications */
.alert {
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 0.5rem;
    border-left: 4px solid;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border-color: #28a745;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border-color: #dc3545;
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
    border-color: #ffc107;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border-color: #17a2b8;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
}

.toast {
    background-color: var(--secondary-color);
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    min-width: 300px;
    animation: slideInRight 0.3s ease;
}

.toast.success {
    border-left: 4px solid var(--success-color);
}

.toast.error {
    border-left: 4px solid var(--danger-color);
}

.toast.warning {
    border-left: 4px solid var(--warning-color);
}

.toast.info {
    border-left: 4px solid var(--info-color);
}

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

@keyframes slideIn {
    from { transform: translateY(-20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

@keyframes slideInRight {
    from { transform: translateX(400px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* Responsive */
@media (max-width: 768px) {
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.25rem; }
    h3 { font-size: 1.1rem; }

    .btn {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }

    table {
        font-size: 0.875rem;
    }

    th, td {
        padding: 0.75rem;
    }


    .page-header {
        flex-direction: column;
        align-items: stretch;
    }

    .stat-card {
        padding: 1rem 1.25rem;
    }

    .stat-card .stat-value {
        font-size: 1.4rem;
    }

    .stat-card .stat-icon {
        width: 2.5rem;
        height: 2.5rem;
        font-size: 1.5rem;
    }
}