/* Wu Jao Kung Fu Academy - Custom Styles for Bootstrap 5 */

/* ============================================
   CSS Custom Properties (Variables)
   ============================================ */
:root {
    --wj-primary: #dc3545;
    --wj-primary-dark: #b02a37;
    --wj-dark: #212529;
    --wj-light: #f8f9fa;
    --wj-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --wj-shadow-lg: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

/* ============================================
   Base Styles
   ============================================ */
html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}

/* ============================================
   Hero Header
   ============================================ */
.hero-header {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 1rem 0;
}

.hero-header .header-image {
    max-height: 200px;
    width: auto;
    display: block;
    margin: 0 auto;
}

@media (max-width: 767.98px) {
    .hero-header .header-image {
        max-height: 120px;
    }
}

/* ============================================
   Navigation Enhancements
   ============================================ */
.navbar {
    padding: 0.75rem 0;
}

.navbar-brand img {
    transition: transform 0.2s ease;
}

.navbar-brand:hover img {
    transform: scale(1.05);
}

.nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    transition: color 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--wj-primary) !important;
}

.nav-link.active {
    border-bottom: 2px solid var(--wj-primary);
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: var(--wj-dark);
}

.display-5 {
    font-weight: 700;
    letter-spacing: -0.02em;
}

.lead {
    font-size: 1.15rem;
    color: #6c757d;
}

/* ============================================
   Cards & Content Sections
   ============================================ */
.card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border-radius: 0.5rem;
    overflow: hidden;
}

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

.card-header {
    font-weight: 600;
}

/* ============================================
   Buttons
   ============================================ */
.btn-danger {
    background-color: var(--wj-primary);
    border-color: var(--wj-primary);
}

.btn-danger:hover {
    background-color: var(--wj-primary-dark);
    border-color: var(--wj-primary-dark);
}

.btn-outline-danger {
    color: var(--wj-primary);
    border-color: var(--wj-primary);
}

.btn-outline-danger:hover {
    background-color: var(--wj-primary);
    border-color: var(--wj-primary);
}

.btn-lg {
    padding: 0.75rem 2rem;
    font-weight: 600;
}

/* ============================================
   Gallery Styles
   ============================================ */
.gallery-item {
    display: block;
    position: relative;
    overflow: hidden;
    border-radius: 0.5rem;
}

.gallery-item img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
    opacity: 0.9;
}

.gallery-item::after {
    content: "\F52A";
    font-family: "bootstrap-icons";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    font-size: 2rem;
    color: white;
    opacity: 0;
    transition: all 0.3s ease;
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.gallery-item:hover::after {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
}

@media (max-width: 767.98px) {
    .gallery-item img {
        height: 140px;
    }
}

/* ============================================
   Modal Image Lightbox
   ============================================ */
#imageModal .modal-content {
    background: transparent;
}

#imageModal .modal-body img {
    max-height: 80vh;
    width: auto;
    max-width: 100%;
}

/* ============================================
   Tables
   ============================================ */
.table th {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
}

/* ============================================
   Badges
   ============================================ */
.badge {
    font-weight: 500;
    padding: 0.5em 0.75em;
}

/* ============================================
   Lists
   ============================================ */
.list-group-item {
    border-left: none;
    border-right: none;
    padding: 1rem 1.25rem;
}

.list-group-item:first-child {
    border-top: none;
}

/* ============================================
   Footer
   ============================================ */
footer {
    font-size: 0.95rem;
}

footer a {
    transition: opacity 0.2s ease;
}

footer a:hover {
    opacity: 0.8;
}

footer .bi {
    transition: transform 0.2s ease;
}

footer a:hover .bi {
    transform: scale(1.1);
}

/* ============================================
   Utility Classes
   ============================================ */
.text-danger {
    color: var(--wj-primary) !important;
}

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

/* Sticky sidebar images */
.sticky-top img {
    border-radius: 0.5rem;
}

/* ============================================
   Responsive Adjustments
   ============================================ */
@media (max-width: 991.98px) {
    .navbar-collapse {
        background: white;
        padding: 1rem;
        border-radius: 0.5rem;
        box-shadow: var(--wj-shadow-lg);
        margin-top: 0.5rem;
    }

    .nav-link.active {
        border-bottom: none;
        background-color: rgba(220, 53, 69, 0.1);
        border-radius: 0.25rem;
    }
}

@media (max-width: 767.98px) {
    .display-5 {
        font-size: 2rem;
    }

    .btn-lg {
        padding: 0.5rem 1.5rem;
        font-size: 1rem;
    }
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

main section {
    animation: fadeInUp 0.5s ease-out;
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    .navbar,
    footer,
    .btn {
        display: none !important;
    }

    .card {
        break-inside: avoid;
    }
}