/* ==========================================================================
   Design System — Warm Editorial
   ==========================================================================
   A warm, editorial aesthetic with distinctive typography, subtle grain
   texture, and warm orange accents. Inspired by United Bootstrap theme
   palette with Playfair Display headings and IBM Plex Sans body text.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Typography Imports
   -------------------------------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700;800&display=swap');
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@300;400;500;600;700&display=swap');

/* --------------------------------------------------------------------------
   2. Core Variables
   -------------------------------------------------------------------------- */
:root {
    /* United-inspired palette */
    --primary-color: #e95420;
    --primary-hover: #d6451a;
    --primary-light: rgba(233, 84, 32, 0.1);
    --secondary-color: #aea79f;
    --success-color: #38b44a;
    --warning-color: #efb73e;
    --danger-color: #df382c;
    --info-color: #17a2b8;
    --light-bg: #e9ecef;
    --dark-color: #772953;
    --body-color: #333;

    /* Typography pairing */
    --heading-font: 'Playfair Display', Georgia, serif;
    --body-font: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Card shadow */
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);

    /* Grain texture opacity */
    --grain-opacity: 0.03;
}

/* --------------------------------------------------------------------------
   3. Texture & Atmosphere — Grain Overlay
   -------------------------------------------------------------------------- */
.grain-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    opacity: var(--grain-opacity);
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 256px 256px;
}

/* --------------------------------------------------------------------------
   4. Typography
   -------------------------------------------------------------------------- */
body {
    font-family: var(--body-font);
    color: var(--body-color);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--heading-font);
    font-weight: 700;
    line-height: 1.2;
    color: var(--body-color);
}

.display-1, .display-2, .display-3, .display-4, .display-5, .display-6 {
    font-family: var(--heading-font);
    font-weight: 800;
}

/* --------------------------------------------------------------------------
   5. Bootstrap Button Overrides
   -------------------------------------------------------------------------- */
.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    border-radius: 6px;
    font-family: var(--body-font);
    font-weight: 500;
    letter-spacing: 0.02em;
    text-transform: none;
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
}

.btn-primary:disabled,
.btn-primary.disabled {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    opacity: 0.65;
}

.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
    border-radius: 6px;
    font-family: var(--body-font);
    font-weight: 500;
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
}

/* Secondary button overrides */
.btn-secondary {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: #000;
    border-radius: 6px;
    font-family: var(--body-font);
    font-weight: 500;
}

.btn-secondary:hover,
.btn-secondary:focus {
    background-color: color-mix(in srgb, var(--secondary-color) 85%, black);
    border-color: color-mix(in srgb, var(--secondary-color) 85%, black);
    color: #000;
}

.btn-outline-secondary {
    color: var(--secondary-color);
    border-color: var(--secondary-color);
    border-radius: 6px;
    font-family: var(--body-font);
    font-weight: 500;
}

.btn-outline-secondary:hover,
.btn-outline-secondary:focus {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: #000;
}

/* Success button overrides */
.btn-success {
    background-color: var(--success-color);
    border-color: var(--success-color);
    border-radius: 6px;
    font-family: var(--body-font);
    font-weight: 500;
}

.btn-success:hover,
.btn-success:focus {
    background-color: color-mix(in srgb, var(--success-color) 90%, black);
    border-color: color-mix(in srgb, var(--success-color) 90%, black);
}

.btn-outline-success {
    color: var(--success-color);
    border-color: var(--success-color);
    border-radius: 6px;
    font-family: var(--body-font);
    font-weight: 500;
}

.btn-outline-success:hover,
.btn-outline-success:focus {
    background-color: var(--success-color);
    border-color: var(--success-color);
    color: #fff;
}

/* Danger button overrides */
.btn-danger {
    background-color: var(--danger-color);
    border-color: var(--danger-color);
    border-radius: 6px;
    font-family: var(--body-font);
    font-weight: 500;
}

.btn-danger:hover,
.btn-danger:focus {
    background-color: color-mix(in srgb, var(--danger-color) 90%, black);
    border-color: color-mix(in srgb, var(--danger-color) 90%, black);
}

.btn-outline-danger {
    color: var(--danger-color);
    border-color: var(--danger-color);
    border-radius: 6px;
    font-family: var(--body-font);
    font-weight: 500;
}

.btn-outline-danger:hover,
.btn-outline-danger:focus {
    background-color: var(--danger-color);
    border-color: var(--danger-color);
    color: #fff;
}

/* Info button overrides */
.btn-info {
    background-color: var(--info-color);
    border-color: var(--info-color);
    border-radius: 6px;
    font-family: var(--body-font);
    font-weight: 500;
}

.btn-info:hover,
.btn-info:focus {
    background-color: color-mix(in srgb, var(--info-color) 90%, black);
    border-color: color-mix(in srgb, var(--info-color) 90%, black);
}

.btn-outline-info {
    color: var(--info-color);
    border-color: var(--info-color);
    border-radius: 6px;
    font-family: var(--body-font);
    font-weight: 500;
}

.btn-outline-info:hover,
.btn-outline-info:focus {
    background-color: var(--info-color);
    border-color: var(--info-color);
    color: #fff;
}

/* Warning button overrides */
.btn-warning {
    background-color: var(--warning-color);
    border-color: var(--warning-color);
    color: #000;
    border-radius: 6px;
    font-family: var(--body-font);
    font-weight: 500;
}

.btn-warning:hover,
.btn-warning:focus {
    background-color: color-mix(in srgb, var(--warning-color) 85%, black);
    border-color: color-mix(in srgb, var(--warning-color) 85%, black);
    color: #000;
}

.btn-outline-warning {
    color: var(--warning-color);
    border-color: var(--warning-color);
    border-radius: 6px;
    font-family: var(--body-font);
    font-weight: 500;
}

.btn-outline-warning:hover,
.btn-outline-warning:focus {
    background-color: var(--warning-color);
    border-color: var(--warning-color);
    color: #000;
}

/* --------------------------------------------------------------------------
   6. Background & Text Color Overrides
   -------------------------------------------------------------------------- */
.bg-primary { background-color: var(--primary-color) !important; }
.bg-primary-subtle { background-color: var(--primary-light) !important; }
.text-primary { color: var(--primary-color) !important; }

.bg-secondary { background-color: var(--secondary-color) !important; }
.text-secondary { color: var(--secondary-color) !important; }

.bg-success { background-color: var(--success-color) !important; }
.text-success { color: var(--success-color) !important; }

.bg-danger { background-color: var(--danger-color) !important; }
.text-danger { color: var(--danger-color) !important; }

.bg-warning {
    background-color: var(--warning-color) !important;
    color: #000;
}
.text-warning { color: var(--warning-color) !important; }

.bg-info { background-color: var(--info-color) !important; }
.text-info { color: var(--info-color) !important; }

.bg-light { background-color: var(--light-bg) !important; }
.bg-dark { background-color: var(--dark-color) !important; }
.text-dark { color: var(--dark-color) !important; }
.text-muted { color: #868e96 !important; }

/* --------------------------------------------------------------------------
   7. Navbar
   -------------------------------------------------------------------------- */
.navbar-custom {
    background-color: var(--secondary-color) !important;
}

/* --------------------------------------------------------------------------
    8. Hero Section — Background image with dark overlay
    -------------------------------------------------------------------------- */
.hero-section {
    min-height: 400px;
    display: flex;
    align-items: center;
    color: white;
    position: relative;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.25);
    pointer-events: none;
}

.hero-section h1,
.hero-section h2,
.hero-section h3,
.hero-section h4,
.hero-section h5,
.hero-section h6 {
    font-family: var(--heading-font);
    color: #fff;
}

.hero-section h1 {
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.hero-section .lead {
    font-family: var(--body-font);
    font-weight: 300;
    color: rgba(255, 255, 255, 0.9);
}

.hero-section p,
.hero-section span,
.hero-section small {
    color: #fff;
}

.hero-section .search-form-wrapper {
    max-width: 600px;
    margin: 0 auto;
}

/* --------------------------------------------------------------------------
   9. Cards
   -------------------------------------------------------------------------- */
.card {
    border: none;
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    background-color: #fff;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 20px -4px rgba(0, 0, 0, 0.12), 0 4px 8px -4px rgba(0, 0, 0, 0.08);
}

/* Staggered card reveal animation */
@keyframes card-reveal {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card-reveal {
    animation: card-reveal 0.4s ease both;
    animation-delay: calc(var(--stagger-index, 0) * 0.08s);
}

/* --------------------------------------------------------------------------
   10. Filter Section
   -------------------------------------------------------------------------- */
.filter-section {
    background-color: var(--light-bg);
}

/* --------------------------------------------------------------------------
   11. Pagination
   -------------------------------------------------------------------------- */
.pagination .page-item.active > .page-link,
.pagination .page-item.active > a {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    border-radius: 6px;
    color: #fff;
}

.pagination .page-link {
    border-radius: 6px;
    font-family: var(--body-font);
    color: var(--primary-color);
}

.pagination .page-link:hover {
    color: #fff;
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.pagination .page-item.disabled > .page-link {
    color: var(--muted-color);
}

/* --------------------------------------------------------------------------
   12. Spinner Override
   -------------------------------------------------------------------------- */
.spinner-border.text-primary {
    --bs-spinner-color: var(--primary-color);
}

/* --------------------------------------------------------------------------
   13. Table Overrides
   -------------------------------------------------------------------------- */
.table-primary { background-color: var(--primary-light); }
.table-secondary { background-color: rgba(174, 167, 159, 0.15); }
.table-success { background-color: rgba(56, 180, 74, 0.12); }
.table-danger { background-color: rgba(223, 56, 44, 0.12); }
.table-warning { background-color: rgba(239, 183, 62, 0.15); }
.table-info { background-color: rgba(23, 162, 184, 0.12); }

/* --------------------------------------------------------------------------
   14. Alert Overrides
   -------------------------------------------------------------------------- */
.alert-primary {
    background-color: var(--primary-light);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.alert-secondary {
    background-color: rgba(174, 167, 159, 0.15);
    border-color: var(--secondary-color);
    color: var(--secondary-color);
}

.alert-success {
    background-color: rgba(56, 180, 74, 0.12);
    border-color: var(--success-color);
    color: var(--success-color);
}

.alert-danger {
    background-color: rgba(223, 56, 44, 0.12);
    border-color: var(--danger-color);
    color: var(--danger-color);
}

.alert-warning {
    background-color: rgba(239, 183, 62, 0.2);
    border-color: var(--warning-color);
    color: #000;
}

.alert-info {
    background-color: rgba(23, 162, 184, 0.12);
    border-color: var(--info-color);
    color: var(--info-color);
}

/* --------------------------------------------------------------------------
   15. Badge Overrides
   -------------------------------------------------------------------------- */
.badge {
    font-family: var(--body-font);
    font-weight: 500;
    border-radius: 4px;
}

.badge.bg-primary { background-color: var(--primary-color); }
.badge.bg-secondary { background-color: var(--secondary-color); }
.badge.bg-success { background-color: var(--success-color); }
.badge.bg-danger { background-color: var(--danger-color); }
.badge.bg-warning {
    background-color: var(--warning-color);
    color: #000;
}
.badge.bg-info { background-color: var(--info-color); }
.badge.bg-light {
    background-color: var(--light-bg);
    color: var(--body-color);
}
.badge.bg-dark { background-color: var(--dark-color); }

/* --------------------------------------------------------------------------
   16. Progress Bar Overrides
   -------------------------------------------------------------------------- */
.progress-bar { background-color: var(--primary-color); }
.progress-bar.bg-success { background-color: var(--success-color); }
.progress-bar.bg-info { background-color: var(--info-color); }
.progress-bar.bg-warning { background-color: var(--warning-color); }
.progress-bar.bg-danger { background-color: var(--danger-color); }

/* --------------------------------------------------------------------------
   17. HTMX Indicators
   -------------------------------------------------------------------------- */
.htmx-indicator { opacity: 0; }

.htmx-request .htmx-indicator {
    opacity: 1;
    transition: opacity 0.2s ease;
}

[hx-trigger] { cursor: pointer; }

/* --------------------------------------------------------------------------
   18. Form Focus Styles
   -------------------------------------------------------------------------- */
.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem var(--primary-light);
}

/* --------------------------------------------------------------------------
   19. Links
   -------------------------------------------------------------------------- */
a {
    color: var(--primary-color);
    text-decoration-thickness: 0.1em;
}

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

/* --------------------------------------------------------------------------
   20. Breadcrumbs
   -------------------------------------------------------------------------- */
.breadcrumb {
    font-family: var(--body-font);
}

.breadcrumb-item > a {
    color: var(--primary-color);
}

.breadcrumb-item.active {
    color: var(--body-color);
    font-weight: 500;
}