:root {
    --primary-h: 210;
    --primary-s: 70%;
    --primary-l: 50%;
    
    --primary: hsl(var(--primary-h), var(--primary-s), var(--primary-l));
    --primary-light: hsl(var(--primary-h), var(--primary-s), 95%);
    --primary-deep: hsl(var(--primary-h), var(--primary-s), 30%);
    
    --accent-h: 150;
    --accent-s: 60%;
    --accent-l: 50%;
    --accent: hsl(var(--accent-h), var(--accent-s), var(--accent-l));
    
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    
    --text-main: #1e293b;
    --text-muted: #64748b;
    --bg-main: #f8fafc;
    
    --transition: cubic-bezier(0.4, 0, 0.2, 1);
}


body {
    font-family: 'Tajawal', sans-serif;
    color: var(--text-main);
    background-color: var(--bg-main);
    overflow-x: hidden;
    scroll-behavior: smooth;
}

/* Utilities & Design Tokens */
.bg-soft-primary { background-color: var(--primary-light); }
.text-primary { color: var(--primary) !important; }

/* Glassmorphism */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 24px;
}

.glass-dark {
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* 3D Modern Effects */
.card-3d {
    transition: transform 0.6s var(--transition), box-shadow 0.6s var(--transition);
    transform-style: preserve-3d;
    perspective: 1000px;
}

.card-3d:hover {
    transform: translateY(-12px) rotateX(4deg) rotateY(2deg);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.12);
}

.mesh-bg {
    background-color: var(--bg-main);
    background-image: 
        radial-gradient(at 0% 0%, hsla(var(--primary-h), var(--primary-s), var(--primary-l), 0.15) 0, transparent 50%), 
        radial-gradient(at 50% 0%, hsla(var(--accent-h), var(--accent-s), var(--accent-l), 0.1) 0, transparent 50%), 
        radial-gradient(at 100% 0%, hsla(var(--primary-h), var(--primary-s), var(--primary-l), 0.15) 0, transparent 50%);
}

/* Navbar */
.navbar {
    background: rgba(255, 255, 255, 0.7) !important;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s var(--transition);
}

.navbar-brand h4 {
    letter-spacing: -0.5px;
    font-weight: 800;
    transition: font-size 0.3s var(--transition);
}

@media (max-width: 576px) {
    .navbar-brand h4 {
        font-size: 0.9rem !important;
        max-width: 180px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .navbar-brand .glass {
        width: 40px !important;
        height: 40px !important;
    }
    .navbar-brand img {
        height: 25px !important;
    }
}

@media (max-width: 400px) {
    .navbar-brand h4 {
        font-size: 0.8rem !important;
        max-width: 140px;
    }
}

.nav-link {
    color: var(--text-muted) !important;
    font-weight: 600;
    transition: all 0.3s var(--transition);
    margin: 0 5px;
}

.nav-link:hover {
    color: var(--primary) !important;
    transform: translateY(-2px);
}

/* Hero Section */
.hero-section {
    padding: 120px 0;
    min-height: 90vh;
    background: transparent;
    position: relative;
    overflow: hidden;
}

.hero-graphics {
    min-height: 450px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.blob-bg {
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--primary-light) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 0;
    filter: blur(60px);
    opacity: 0.6;
}

.floating {
    animation: float 6s ease-in-out infinite alternate;
}

@keyframes float {
    0% { transform: translateY(0px) rotate(0deg); }
    100% { transform: translateY(-30px) rotate(3deg); }
}

.pulse-btn {
    box-shadow: 0 0 0 0 rgba(var(--primary-h), var(--primary-s), var(--primary-l), 0.4);
    animation: pulse 2.5s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(31, 139, 191, 0.4); }
    70% { box-shadow: 0 0 0 20px rgba(31, 139, 191, 0); }
    100% { box-shadow: 0 0 0 0 rgba(31, 139, 191, 0); }
}

/* Components */
.section-title {
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 1rem;
}

.divider {
    width: 60px;
    height: 6px;
    background: linear-gradient(to left, var(--primary), var(--accent));
    border-radius: 10px;
}

.feature-card {
    transition: all 0.4s var(--transition);
    background: white;
    border: 1px solid rgba(0,0,0,0.03);
}

.feature-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

.icon-wrapper {
    width: 70px;
    height: 70px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-deep)) !important;
    border: none !important;
    padding: 12px 32px !important;
    border-radius: 50px !important;
    font-weight: 700 !important;
    transition: all 0.3s var(--transition) !important;
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.03);
    box-shadow: 0 15px 30px rgba(31, 139, 191, 0.3);
}

.badge-soft {
    padding: 8px 16px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.85rem;
}

.badge-soft-primary { background: var(--primary-light); color: var(--primary); }
.badge-soft-success { background: #f0fdf4; color: #16a34a; }

/* Custom Test Cards */
.custom-test-card {
    cursor: pointer;
    transition: all 0.3s var(--transition);
}

.custom-test-card:hover {
    background-color: var(--primary-light) !important;
    border-color: var(--primary) !important;
}

.bg-soft-success { background-color: #f0fdf4; }
.bg-soft-info { background-color: #f0f9ff; }