/*
 * Don Bosco School Shirva - Custom CSS
 * Design System: Catholic Blue (#003B73) + Academic Gold (#D4AF37)
 * Typography: Playfair Display (headings), Inter (body), Montserrat (buttons)
 */

/* ============================================
   BACK TO TOP BUTTON
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--catholic-blue);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--academic-gold);
    color: var(--catholic-blue-dark);
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

.slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

.slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

.scale-in {
    animation: scaleIn 0.6s ease-out;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-catholic-blue {
    color: var(--catholic-blue) !important;
}

.text-academic-gold {
    color: var(--academic-gold) !important;
}

.bg-catholic-blue {
    background-color: var(--catholic-blue) !important;
}

.bg-academic-gold {
    background-color: var(--academic-gold) !important;
}

.bg-blue-light {
    background-color: var(--blue-50) !important;
}

.font-playfair {
    font-family: 'Playfair Display', serif !important;
}

.font-inter {
    font-family: 'Inter', sans-serif !important;
}

.font-montserrat {
    font-family: 'Montserrat', sans-serif !important;
}

/* ============================================
   CARD COMPONENTS
   ============================================ */
.card-modern {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-xs);
}

.card-modern:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--blue-200);
}

.card-modern img {
    width: 100%;
    height: auto;
    object-fit: cover;
    transition: var(--transition);
}

.card-modern:hover img {
    transform: scale(1.05);
}

.card-modern .card-body {
    padding: 1.5rem;
}

.card-modern .card-title {
    font-family: 'Playfair Display', serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.card-modern .card-text {
    color: var(--text-body);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1rem;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn-primary-custom {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    background: var(--catholic-blue);
    color: var(--white);
    border: 2px solid var(--catholic-blue);
    padding: 0.7rem 1.75rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    text-decoration: none;
}

.btn-primary-custom:hover {
    background: var(--academic-gold);
    border-color: var(--academic-gold);
    color: var(--catholic-blue-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline-custom {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    background: transparent;
    color: var(--catholic-blue);
    border: 2px solid var(--catholic-blue);
    padding: 0.7rem 1.75rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    text-decoration: none;
}

.btn-outline-custom:hover {
    background: var(--catholic-blue);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-gold {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    background: var(--academic-gold);
    color: var(--catholic-blue-dark);
    border: 2px solid var(--academic-gold);
    padding: 0.7rem 1.75rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    text-decoration: none;
}

.btn-gold:hover {
    background: var(--academic-gold-light);
    border-color: var(--academic-gold-light);
    color: var(--catholic-blue-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ============================================
   SECTION TITLES
   ============================================ */
.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--catholic-blue);
    background: var(--blue-50);
    border: 1px solid var(--blue-200);
    border-radius: 50px;
    padding: 0.3rem 1rem;
    margin-bottom: 0.85rem;
}

.section-title {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 680px;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.section-divider {
    width: 52px;
    height: 3px;
    background: linear-gradient(90deg, var(--catholic-blue), var(--academic-gold));
    border-radius: 2px;
    margin: 1rem 0 1.75rem;
}

.section-divider.center {
    margin-left: auto;
    margin-right: auto;
}

.text-center .section-subtitle {
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   BADGES
   ============================================ */
.badge-blue {
    background: var(--blue-100);
    color: var(--catholic-blue);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    padding: 0.3rem 0.75rem;
    border-radius: 50px;
    text-transform: uppercase;
}

.badge-gold {
    background: rgba(212, 175, 55, 0.15);
    color: var(--academic-gold-dark);
    font-size: 0.72rem;
    font-weight: 700;
    padding: 0.3rem 0.75rem;
    border-radius: 50px;
    text-transform: uppercase;
}

.badge-success {
    background: rgba(34, 197, 94, 0.15);
    color: #166534;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 0.3rem 0.75rem;
    border-radius: 50px;
    text-transform: uppercase;
}

/* ============================================
   BREADCRUMB
   ============================================ */
.breadcrumb-custom {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1.25rem;
    font-size: 0.85rem;
    flex-wrap: wrap;
}

.breadcrumb-custom a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb-custom a:hover {
    color: var(--white);
}

.breadcrumb-custom .separator {
    color: rgba(255, 255, 255, 0.4);
}

.breadcrumb-custom .current {
    color: var(--academic-gold-light);
    font-weight: 600;
}

/* ============================================
   PAGE HEADER
   ============================================ */
.page-header-hero {
    background: linear-gradient(135deg, var(--blue-900) 0%, var(--catholic-blue) 60%, var(--blue-500) 100%);
    padding: 5rem 0 4rem;
    position: relative;
    overflow: hidden;
}

.page-header-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M0 0h80v80H0z'/%3E%3Cpath d='M40 0L80 40 40 80 0 40z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.page-header-hero .container {
    position: relative;
    z-index: 1;
}

.page-header-hero h1 {
    font-family: 'Playfair Display', serif;
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 0.75rem;
    line-height: 1.2;
}

.page-header-hero .lead {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 400;
    max-width: 660px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ============================================
   IMAGE OVERLAYS
   ============================================ */
.img-overlay {
    position: relative;
    overflow: hidden;
}

.img-overlay::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.6) 100%);
    transition: var(--transition);
}

.img-overlay:hover::after {
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 59, 115, 0.7) 100%);
}

.img-overlay img {
    transition: var(--transition);
}

.img-overlay:hover img {
    transform: scale(1.1);
}

/* ============================================
   FEATURE ICONS
   ============================================ */
.feature-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--catholic-blue), var(--blue-500));
    color: var(--academic-gold);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 1.25rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.feature-icon:hover {
    transform: translateY(-4px) rotate(5deg);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   TESTIMONIAL CARD
   ============================================ */
.testimonial-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
}

.testimonial-card::before {
    content: '\f10d';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 3rem;
    color: var(--blue-50);
}

.testimonial-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--blue-200);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

.testimonial-author img {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--blue-100);
}

.testimonial-author-info h6 {
    font-family: 'Playfair Display', serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.15rem;
}

.testimonial-author-info p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
}

/* ============================================
   SOCIAL SHARE BUTTONS
   ============================================ */
.social-share {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.social-share-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.875rem;
}

.social-share-btn.facebook {
    background: #1877F2;
}

.social-share-btn.twitter {
    background: #1DA1F2;
}

.social-share-btn.whatsapp {
    background: #25D366;
}

.social-share-btn.linkedin {
    background: #0A66C2;
}

.social-share-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

/* ============================================
   LOADING SPINNER
   ============================================ */
.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--blue-100);
    border-top-color: var(--catholic-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ============================================
   LAZY LOAD IMAGES
   ============================================ */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s;
}

img[loading="lazy"].loaded {
    opacity: 1;
}

/* ============================================
   RESPONSIVE UTILITIES
   ============================================ */
@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
    }

    .page-header-hero h1 {
        font-size: 2.25rem;
    }

    .page-header-hero {
        padding: 3.5rem 0 3rem;
    }

    .back-to-top {
        width: 42px;
        height: 42px;
        bottom: 20px;
        right: 20px;
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .section-title {
        font-size: 1.75rem;
    }

    .page-header-hero h1 {
        font-size: 1.85rem;
    }

    .btn-primary-custom,
    .btn-outline-custom,
    .btn-gold {
        padding: 0.6rem 1.25rem;
        font-size: 0.8rem;
    }
}