/* Preefi & Bita Modern Design System */
:root {
    --primary-color: #247c94;
    /* Bita Teal */
    --preefi-blue: #106a74;
    --dark-bg: #0a0e12;
    --card-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-primary: #f0f0f0;
    --text-secondary: #a0a0a0;
    --accent-gradient: linear-gradient(135deg, #247c94 0%, #106a74 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Outfit', 'Inter', sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1,
h2,
h3 {
    font-weight: 700;
    letter-spacing: -0.02em;
}

/* Hero Section */
.hero {
    height: 90vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: radial-gradient(circle at center, rgba(36, 124, 148, 0.15) 0%, transparent 70%);
    position: relative;
    padding: 2rem;
}

.hero h1 {
    font-size: clamp(3rem, 8vw, 5rem);
    margin-bottom: 1.5rem;
    background: linear-gradient(to bottom, #fff 0%, #a0a0a0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 2.5rem;
}

/* Glassmorphism Navigation */
header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
}

.logo img {
    height: 40px;
}

nav a {
    color: var(--text-primary);
    text-decoration: none;
    margin-left: 2rem;
    font-weight: 500;
    transition: color 0.3s;
}

nav a:hover {
    color: var(--primary-color);
}

/* Buttons */
.btn {
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 10px 20px rgba(16, 106, 116, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(16, 106, 116, 0.5);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: white;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
}

/* Product Spotlight (Bita) */
.product-spotlight {
    padding: 4rem 5%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.product-image {
    position: relative;
}

.product-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--glass-border);
}

.product-info h2 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 2rem;
}

.feature-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(5px);
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.feature-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Mobile Responsiveness */
@media (max-width: 968px) {
    .product-spotlight {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .features-grid {
        text-align: left;
    }

    nav {
        display: none;
        /* Mobile menu needed if complex, keeping it simple for now */
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero>* {
    animation: fadeIn 0.8s ease-out forwards;
}

.hero h1 {
    animation-delay: 0.2s;
}

.hero p {
    animation-delay: 0.4s;
}

.hero .cta-group {
    animation-delay: 0.6s;
}

.cta-group {
    display: flex;
    gap: 1rem;
}