:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --accent-color: #ffc107;
    --dark-bg: #0f172a;
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
}

body {
    font-family: 'Outfit', sans-serif;
    overflow-x: hidden;
}

/* Navbar */
.glass-nav {
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    transition: all 0.3s ease;
    padding: 1rem 0;
}

.glass-nav.scrolled {
    padding: 0.8rem 0;
    background: rgba(15, 23, 42, 0.95);
}

.nav-link {
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8) !important;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero-section {
    height: 100vh;
    min-height: 600px;
    background: url('../assets/Heropage.webp') no-repeat center center/cover;
    position: relative;
    margin-top: -76px;
    /* Offset navbar height */
    padding-top: 76px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(15, 23, 42, 0.6) 100%);
}

.text-gradient {
    background: linear-gradient(to right, #ffc107, #ffdb4d);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn-primary {
    background: linear-gradient(45deg, #0d6efd, #0056b3);
    border: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(13, 110, 253, 0.3);
}

.btn-warning {
    background: linear-gradient(45deg, #ffc107, #ffca2c);
    border: none;
    color: #000;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-warning:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(255, 193, 7, 0.3);
}

/* Courses Section */
.ls-2 {
    letter-spacing: 2px;
}

.divider {
    width: 60px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 2px;
}

.course-card {
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.hover-lift:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1) !important;
}

.icon-box {
    width: 80px;
    height: 80px;
    transition: transform 0.3s ease;
}

.course-card:hover .icon-box {
    transform: scale(1.1) rotate(5deg);
}

/* Contact Section */
.icon-box-sm {
    width: 50px;
    height: 50px;
}

.map-container iframe {
    filter: grayscale(100%) invert(92%) contrast(83%);
}

/* Modal */
.glass-modal {
    background: rgba(20, 30, 50, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.btn-close-white {
    filter: invert(1) grayscale(100%) brightness(200%);
}

/* Responsive */
@media (max-width: 991px) {
    .hero-section {
        height: auto;
        padding: 150px 0 100px;
    }

    .glass-nav {
        background: rgba(15, 23, 42, 0.98);
    }
}