/* ==========================================================================
   ZILOM/WELLEARNN PREMIUM LMS THEME - COMPLETE STYLESHEET
   ========================================================================== */

/* 1. CSS CUSTOM PROPERTIES */
:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #8b5cf6;
    --accent: #f59e0b;
    --success: #10b981;
    --warning: #f59e0b;
    --info: #3b82f6;
    --dark: #1f2937;
    --light: #f8fafc;
    --shadow: 0 10px 30px rgba(0,0,0,0.1);
    --shadow-lg: 0 20px 40px rgba(0,0,0,0.12);
    --shadow-xl: 0 30px 60px rgba(0,0,0,0.15);
}

/* 2. GRADIENTS */
.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%) !important;
}

.bg-gradient-purple {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
}

/* 3. HEADER */
.iya-header {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
}

/* 4. HERO SLIDER */
.hero-slider {
    min-height: 100vh;
}

.hero-content {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.hero-swiper .swiper-pagination-bullet-active {
    background: white !important;
}

/* 5. UNIFIED HOVER EFFECTS */
.hover-lift,
.course-card {
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover,
.course-card:hover {
    transform: translateY(-15px);
    box-shadow: var(--shadow-xl) !important;
}

/* 6. COURSE CAROUSEL */
.courses-swiper {
    padding-bottom: 60px;
}

.courses-swiper .swiper-slide {
    height: 480px;
}

.course-card {
    border-radius: 20px;
    overflow: hidden;
    border: none;
}

/* 7. TYPOGRAPHY */
.display-4 {
    font-size: clamp(2.5rem, 5vw, 4rem) !important;
    line-height: 1.1;
    font-weight: 700 !important;
}

.display-5 {
    font-size: clamp(2rem, 4vw, 2.5rem) !important;
    line-height: 1.2;
    font-weight: 700 !important;
}

.fs-5 {
    font-size: 1.25rem !important;
}

/* 8. CARDS & IMAGES */
.card-img-top {
    height: 220px;
    object-fit: cover;
}

.card.h-100 {
    display: flex;
    flex-direction: column;
}

.card-body {
    flex-grow: 1;
}

/* 9. BUTTONS - SHIMMER EFFECT */
.btn {
    font-weight: 600;
    border-radius: 12px;
    position: relative;
    overflow: hidden;
    padding: 0.75rem 2rem;
}

.btn-lg {
    font-size: 1.125rem;
    padding: 1rem 2.5rem;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0; 
    left: -100%;
    width: 100%; 
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.6s;
    z-index: 0;
}

.btn:hover::before {
    left: 100%;
}

/* 10. BADGES */
.badge {
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* 11. SHADOWS */
.shadow { box-shadow: var(--shadow) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }
.shadow-xl { box-shadow: var(--shadow-xl) !important; }

/* 12. ICON CIRCLES */
.rounded-circle {
    border-radius: 50% !important;
}

/* 13. ANIMATED COUNTERS */
.counter {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
}

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

.counter {
    animation: countUp 1.2s ease-out forwards;
}

/* 14. VIDEO BACKGROUND */
video {
    filter: brightness(0.4) !important;
}

/* 15. UTILITIES */
html {
    scroll-behavior: smooth;
}

section.py-5 .container .row > div {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

/* 16. RESPONSIVE */
@media (max-width: 768px) {
    .display-4 { font-size: 2.25rem !important; }
    .display-5 { font-size: 1.875rem !important; }
    .btn-lg { padding: 0.625rem 1.5rem; }
    .courses-swiper .swiper-slide { height: 400px; }
}

/* 17. SWIPER OVERRIDES */
.swiper-pagination-bullet-active {
    background: var(--primary) !important;
}

/* 18. UTILITY CLASSES */
.text-white-75 { color: rgba(255,255,255,0.75) !important; }
.text-white-50 { color: rgba(255,255,255,0.5) !important; }
.lh-1-1 { line-height: 1.1; }
.h-48 { height: 192px; }