@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;700&family=Inter:wght@300;400;500&display=swap');

:root {
    --primary: #0a192f;
    --secondary: #172a45;
    --accent: #64ffda;
    --text-main: #ffffff;
    --text-muted: #ccd6f6;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--primary);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    padding-top: 0 !important;
}

h1, h2, h3, h4, h5, h6, .navbar-brand {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    color: #ffffff;
}

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


/* Navbar Enhancement */
.navbar {
    background: rgba(10, 25, 47, 0.85) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.nav-link {
    color: var(--text-main) !important;
    font-weight: 500;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 80%;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(rgba(10, 25, 47, 0.8), rgba(10, 25, 47, 0.8)), url('../imgcou.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
    padding-top: 80px;
}




.hero-title {
    font-size: 4rem;
    background: linear-gradient(to right, #fff, var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
}

/* Glass Cards */
.glass-card {
    background: var(--glass);
    backdrop-filter: blur(5px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent);
}

/* Scientific Section */
.fact-section {
    background: var(--secondary);
    padding: 100px 0;
}

.fact-badge {
    color: var(--accent);
    font-family: 'Outfit', sans-serif;
    font-size: 0.9rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* Custom Buttons */
.btn-primary-custom {
    background: transparent;
    color: var(--accent) !important;
    border: 1px solid var(--accent);
    padding: 12px 28px;
    font-weight: 600;
    transition: all 0.3s ease;
    border-radius: 4px;
}

.btn-primary-custom:hover {
    background: rgba(100, 255, 218, 0.1);
    box-shadow: 0 5px 15px rgba(100, 255, 218, 0.2);
}

/* Animations */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-up {
    animation: fadeInUp 0.8s ease forwards;
}

/* Responsive fixes */
@media (max-width: 768px) {
    .hero-title { font-size: 2.5rem; }
}