/*
  Tickets Cards — modern frontend layer
  Frontend-only: no API, database, or PHP workflow changes.
*/

:root {
    --tc-bg: #f5f7fb;
    --tc-bg-soft: #eef2ff;
    --tc-surface: rgba(255, 255, 255, 0.92);
    --tc-surface-solid: #ffffff;
    --tc-surface-muted: #f8fafc;
    --tc-border: #dde5f2;
    --tc-border-strong: #cbd5e1;
    --tc-text: #172033;
    --tc-muted: #64748b;
    --tc-faint: #94a3b8;
    --tc-primary: #5b5ff4;
    --tc-primary-dark: #4548d8;
    --tc-primary-soft: rgba(91, 95, 244, 0.12);
    --tc-accent: #06b6d4;
    --tc-success: #16a34a;
    --tc-warning: #f59e0b;
    --tc-danger: #ef4444;
    --tc-radius: 18px;
    --tc-radius-sm: 12px;
    --tc-shadow-sm: 0 8px 22px rgba(15, 23, 42, 0.07);
    --tc-shadow: 0 18px 45px rgba(15, 23, 42, 0.1);
    --tc-shadow-lg: 0 28px 70px rgba(15, 23, 42, 0.16);
}

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    margin: 0;
    color: var(--tc-text);
    font-family: Inter, "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background:
        radial-gradient(circle at 8% 2%, rgba(91, 95, 244, 0.16), transparent 30rem),
        radial-gradient(circle at 92% 12%, rgba(6, 182, 212, 0.12), transparent 28rem),
        linear-gradient(180deg, #f9fbff 0%, var(--tc-bg) 45%, #eef2f8 100%);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(15, 23, 42, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15, 23, 42, 0.035) 1px, transparent 1px);
    background-size: 42px 42px;
    mask-image: linear-gradient(to bottom, black, transparent 72%);
}

[dir="rtl"] body,
html[lang="ar"] body {
    font-family: "Segoe UI", Tahoma, Arial, sans-serif;
    text-align: right;
}

a {
    color: inherit;
}

.container-fluid {
    width: min(100%, 1440px);
    margin-inline: auto;
    padding-inline: clamp(1rem, 2.2vw, 2rem);
}

/* Navigation */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1030;
    padding: 0.85rem clamp(0.75rem, 2vw, 1.5rem);
    background:
        linear-gradient(135deg, rgba(24, 28, 48, 0.96), rgba(42, 45, 96, 0.94)) !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 18px 45px rgba(15, 23, 42, 0.18);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.navbar-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    color: #fff !important;
    font-weight: 800;
    letter-spacing: -0.025em;
    font-size: 1.05rem;
}

.navbar-brand .fas,
.navbar-brand .fa {
    display: inline-grid;
    place-items: center;
    width: 2.15rem;
    height: 2.15rem;
    border-radius: 0.8rem;
    color: #fff;
    background: linear-gradient(135deg, var(--tc-primary), var(--tc-accent));
    box-shadow: 0 10px 28px rgba(91, 95, 244, 0.38);
}

.navbar-dark .navbar-nav .nav-link,
.navbar .navbar-text {
    color: rgba(255, 255, 255, 0.74) !important;
}

.navbar-dark .navbar-nav .nav-link {
    margin: 0 0.15rem;
    padding: 0.55rem 0.8rem;
    border-radius: 999px;
    font-weight: 650;
    transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.navbar-dark .navbar-nav .nav-link:hover,
.navbar-dark .navbar-nav .nav-item.active .nav-link {
    color: #fff !important;
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-1px);
}

.navbar-toggler {
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 0.85rem;
}

/* Page rhythm */
.container-fluid.mt-4 {
    margin-top: 2rem !important;
}

.d-flex.justify-content-between.align-items-center.mb-4 {
    gap: 1rem;
    padding: 1.15rem 1.25rem;
    border: 1px solid var(--tc-border);
    border-radius: calc(var(--tc-radius) + 4px);
    background: var(--tc-surface);
    box-shadow: var(--tc-shadow-sm);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

h1, h2, h3, h4, h5, h6 {
    color: var(--tc-text);
    font-weight: 800;
    letter-spacing: -0.025em;
}

h2 {
    font-size: clamp(1.55rem, 2.4vw, 2.25rem);
}

.text-muted {
    color: var(--tc-muted) !important;
}

/* Cards */
.card,
.stats-card {
    overflow: hidden;
    border: 1px solid var(--tc-border);
    border-radius: var(--tc-radius);
    background: var(--tc-surface);
    box-shadow: var(--tc-shadow-sm);
    transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

.card:hover,
.stats-card:hover {
    transform: translateY(-2px);
    border-color: rgba(91, 95, 244, 0.22);
    box-shadow: var(--tc-shadow);
}

.card-header,
.modal-header {
    border: 0;
    border-bottom: 1px solid var(--tc-border);
    color: var(--tc-text);
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.98), rgba(241, 245, 249, 0.92));
    font-weight: 750;
}

.card-header h5,
.card-header h6,
.modal-header h5,
.modal-title {
    margin-bottom: 0;
}

.card-body {
    padding: clamp(1rem, 2vw, 1.5rem);
}

.card-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    background: transparent;
}

/* Stat / color cards */
.card.bg-primary,
.card.bg-success,
.card.bg-info,
.card.bg-warning,
.card.bg-danger,
.alert-info {
    border: 0;
    color: #fff !important;
    box-shadow: var(--tc-shadow);
}

.card.bg-primary,
.alert-info {
    background: linear-gradient(135deg, #5b5ff4 0%, #7c3aed 100%) !important;
}

.card.bg-success {
    background: linear-gradient(135deg, #16a34a 0%, #22c55e 100%) !important;
}

.card.bg-info {
    background: linear-gradient(135deg, #0891b2 0%, #06b6d4 100%) !important;
}

.card.bg-warning {
    background: linear-gradient(135deg, #f59e0b 0%, #f97316 100%) !important;
}

.card.bg-danger {
    background: linear-gradient(135deg, #dc2626 0%, #ef4444 100%) !important;
}

.card.bg-primary h1, .card.bg-primary h2, .card.bg-primary h3, .card.bg-primary h4, .card.bg-primary h5,
.card.bg-success h1, .card.bg-success h2, .card.bg-success h3, .card.bg-success h4, .card.bg-success h5,
.card.bg-info h1, .card.bg-info h2, .card.bg-info h3, .card.bg-info h4, .card.bg-info h5,
.card.bg-warning h1, .card.bg-warning h2, .card.bg-warning h3, .card.bg-warning h4, .card.bg-warning h5,
.card.bg-danger h1, .card.bg-danger h2, .card.bg-danger h3, .card.bg-danger h4, .card.bg-danger h5,
.alert-info h1, .alert-info h2, .alert-info h3, .alert-info h4 {
    color: #fff;
}

.stats-card {
    padding: clamp(1.1rem, 2vw, 1.55rem);
    margin-bottom: 1.4rem;
}

.stats-number {
    margin-bottom: 0.25rem;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 850;
    color: var(--tc-text);
}

.stats-label {
    color: var(--tc-muted);
    font-size: 0.9rem;
}

.stats-icon,
.opacity-50,
.opacity-75 {
    opacity: 0.72 !important;
}

/* Buttons */
.btn {
    border-radius: 999px;
    border-width: 0;
    font-weight: 750;
    padding: 0.62rem 1rem;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn:focus,
.btn.focus,
.form-control:focus,
.form-select:focus,
.custom-select:focus {
    box-shadow: 0 0 0 0.22rem rgba(91, 95, 244, 0.18);
}

.btn-primary,
.btn-success,
.btn-info,
.btn-warning,
.btn-danger,
.btn-secondary {
    box-shadow: 0 10px 22px rgba(15, 23, 42, 0.12);
}

.btn-primary {
    background: linear-gradient(135deg, var(--tc-primary), var(--tc-primary-dark)) !important;
}

.btn-success {
    background: linear-gradient(135deg, #16a34a, #22c55e) !important;
}

.btn-info {
    background: linear-gradient(135deg, #0891b2, #06b6d4) !important;
}

.btn-warning {
    color: #fff !important;
    background: linear-gradient(135deg, #f59e0b, #f97316) !important;
}

.btn-danger {
    background: linear-gradient(135deg, #dc2626, #ef4444) !important;
}

.btn-secondary {
    background: linear-gradient(135deg, #475569, #334155) !important;
}

.btn-outline-primary,
.btn-outline-secondary,
.btn-outline-info,
.btn-outline-success,
.btn-outline-warning,
.btn-outline-danger,
.btn-outline-light {
    border-width: 1px;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(10px);
}

.btn-block + .btn-block,
.btn-block {
    margin-bottom: 0.65rem;
}

.btn-group-sm > .btn,
.btn-sm {
    padding: 0.38rem 0.7rem;
}

/* Tables */
.table-responsive {
    border: 1px solid var(--tc-border);
    border-radius: var(--tc-radius);
    background: var(--tc-surface-solid);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.table {
    margin-bottom: 0;
    color: var(--tc-text);
}

.table thead th,
.table th {
    position: sticky;
    top: 0;
    z-index: 1;
    border-top: 0;
    border-bottom: 1px solid var(--tc-border);
    color: #334155;
    background: #f8fafc;
    font-size: 0.72rem;
    font-weight: 850;
    letter-spacing: 0.055em;
    text-transform: uppercase;
}

.table tbody td {
    vertical-align: middle;
    border-top: 0;
    border-bottom: 1px solid #edf2f7;
}

.table tbody tr {
    transition: background-color 0.18s ease;
}

.table tbody tr:hover {
    background: #f8fbff;
}

/* Forms */
.form-control,
.form-select,
.custom-select,
select.form-control,
textarea.form-control {
    min-height: 2.75rem;
    border: 1px solid var(--tc-border-strong);
    border-radius: var(--tc-radius-sm);
    color: var(--tc-text);
    background-color: rgba(255, 255, 255, 0.94);
    transition: border-color 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.form-control:hover,
.form-select:hover,
.custom-select:hover,
select.form-control:hover {
    border-color: #aebbd0;
}

.form-control:focus,
.form-select:focus,
.custom-select:focus,
select.form-control:focus {
    border-color: var(--tc-primary);
    background-color: #fff;
}

.form-control-file {
    width: 100%;
    padding: 0.8rem;
    border: 1px dashed var(--tc-border-strong);
    border-radius: var(--tc-radius-sm);
    background: #fff;
}

label,
.form-label {
    color: #334155;
    font-weight: 750;
}

.input-group-text {
    border-color: var(--tc-border-strong);
    border-radius: var(--tc-radius-sm);
    color: var(--tc-primary);
    background: #f8fafc;
}

/* Badges, alerts, dropdowns, modals */
.badge {
    padding: 0.42rem 0.65rem;
    border-radius: 999px;
    font-weight: 800;
    letter-spacing: 0.01em;
}

.alert {
    border: 0;
    border-radius: var(--tc-radius);
    box-shadow: var(--tc-shadow-sm);
}

.alert-warning {
    color: #713f12;
    background: #fff7ed;
}

.alert-danger {
    color: #7f1d1d;
    background: #fef2f2;
}

.alert-success {
    color: #14532d;
    background: #ecfdf5;
}

.dropdown-menu {
    overflow: hidden;
    border: 1px solid var(--tc-border);
    border-radius: var(--tc-radius-sm);
    box-shadow: var(--tc-shadow);
}

.dropdown-item {
    padding: 0.68rem 1rem;
    font-weight: 650;
}

.dropdown-item:hover,
.dropdown-item:focus {
    color: var(--tc-primary-dark);
    background: var(--tc-primary-soft);
}

.modal-content {
    overflow: hidden;
    border: 1px solid var(--tc-border);
    border-radius: calc(var(--tc-radius) + 2px);
    box-shadow: var(--tc-shadow-lg);
}

.modal-footer {
    border-top: 1px solid var(--tc-border);
    background: #f8fafc;
}

/* Scanner / ticket-specific presentation */
#scanner-container {
    max-width: 980px;
}

#scanner-video,
.ticket-preview-container,
.ticket-image,
.qr-code,
img.img-fluid.rounded {
    border-radius: var(--tc-radius);
}

#scanner-video {
    min-height: min(58vh, 520px);
    border: 1px solid var(--tc-border);
    box-shadow: var(--tc-shadow);
    background: #111827;
}

.camera-container,
.event-details,
.position-controls,
.coordinates-info,
.ticket-info,
.entry-details {
    border: 1px solid var(--tc-border);
    border-radius: var(--tc-radius);
    background: rgba(255, 255, 255, 0.88);
    box-shadow: var(--tc-shadow-sm);
}

.camera-container {
    padding: clamp(1rem, 2vw, 1.4rem);
}

.entry-result {
    border-radius: var(--tc-radius);
    box-shadow: var(--tc-shadow);
}

.entry-result.success {
    background: linear-gradient(135deg, #16a34a, #22c55e);
}

.entry-result.error {
    background: linear-gradient(135deg, #dc2626, #ef4444);
}

.stat-item {
    border: 1px solid var(--tc-border);
    background: #fff !important;
}

.qr-overlay {
    border-radius: 1rem;
    border-color: var(--tc-primary) !important;
    background: rgba(91, 95, 244, 0.12) !important;
    box-shadow: 0 0 0 9999px rgba(15, 23, 42, 0.08);
}

.qr-placeholder {
    border-radius: 0.75rem;
}

/* Small UX helpers used by dashboard.js */
.tc-loading {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.loading {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.45);
    border-top-color: #fff;
    border-radius: 999px;
    animation: tc-spin 0.75s linear infinite;
}

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

/* Responsive */
@media (max-width: 991.98px) {
    .navbar-collapse {
        margin-top: 0.75rem;
        padding: 0.75rem;
        border-radius: var(--tc-radius);
        background: rgba(255, 255, 255, 0.08);
    }

    .d-flex.justify-content-between.align-items-center.mb-4 {
        align-items: flex-start !important;
        flex-direction: column;
    }

    .btn-group,
    .dropdown {
        display: flex;
        flex-wrap: wrap;
        width: 100%;
        gap: 0.5rem;
    }

    .btn-group > .btn,
    .dropdown > .btn,
    .d-flex.justify-content-between.align-items-center.mb-4 .btn {
        flex: 1 1 auto;
    }
}

@media (max-width: 767.98px) {
    .container-fluid {
        padding-inline: 0.9rem;
    }

    .card-body {
        padding: 1rem;
    }

    .table-responsive {
        border-radius: var(--tc-radius-sm);
    }

    .table thead th,
    .table tbody td {
        white-space: nowrap;
    }

    #scanner-video {
        min-height: 360px;
    }

    .scanner-buttons .btn,
    .preview-actions .btn {
        width: 100%;
        margin-inline: 0;
    }
}

@media print {
    body {
        background: #fff;
    }

    body::before,
    .navbar,
    .btn,
    .modal,
    .dropdown,
    script {
        display: none !important;
    }

    .card,
    .stats-card,
    .table-responsive {
        border: 1px solid #ddd;
        box-shadow: none;
    }
}