/* Futuristic Dark Theme - SEOLINKA */
* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Rajdhani', sans-serif; }

body {
    background-color: #0a0a0c;
    background-image: url('assets/background_glow.png'); 
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    color: #e0e0e0;
    overflow-x: hidden;
}

/* Navigation */
nav {
    display: flex; justify-content: space-between; align-items: center;
    padding: 20px 8%; background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(15px); border-bottom: 1px solid rgba(0, 255, 255, 0.2);
    position: relative; width: 100%; z-index: 1000;
}
.logo img { height: 50px; display: block; filter: drop-shadow(0 0 5px rgba(0, 255, 255, 0.5)); }
nav ul { display: flex; list-style: none; align-items: center; gap: 30px; }
nav ul li { display: flex; align-items: center; cursor: pointer; font-size: 1.1rem; color: #ffffff; }
nav ul li a { color: #ffffff !important; text-decoration: none !important; transition: 0.3s; }
nav ul li a:hover { color: #00ffff !important; }

/* Auth Button */
.nav-auth-btn {
    background: none; border: 1px solid #00ffff; padding: 8px 15px; border-radius: 5px;
    color: #ffffff; font-size: 1.1rem; cursor: pointer; font-family: 'Rajdhani', sans-serif; transition: 0.3s;
}
.nav-auth-btn:hover { background: #00ffff; color: #0a0a0c; }

/* Hero Section */
header {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    min-height: 60vh; text-align: center; padding: 50px 20px;
}
.hero-content h1 { font-size: 3.5rem; color: #fff; margin-bottom: 20px; text-transform: uppercase; letter-spacing: 2px; }

/* Pulse Animation Button */
.btn-primary { 
    padding: 18px 45px; background: transparent; border: 2px solid #00ffff; 
    color: #ffffff; text-transform: uppercase; font-weight: 600; letter-spacing: 2px;
    transition: 0.4s; display: inline-block; text-decoration: none;
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
    animation: pulse-animation 2s infinite; 
}
.btn-primary:hover { 
    background: #00ffff; color: #0a0a0c; box-shadow: 0 0 40px #00ffff; transform: scale(1.05);
}
@keyframes pulse-animation {
    0% { box-shadow: 0 0 0 0 rgba(0, 255, 255, 0.4); }
    70% { box-shadow: 0 0 0 20px rgba(0, 255, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 255, 255, 0); }
}

/* Sections & Grid */
#mission, #projects { padding: 60px 20px; text-align: center; width: 100%; }
.project-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px; margin-top: 40px; max-width: 1100px; margin-left: auto; margin-right: auto;
}

/* Card Hover */
.project-card {
    background: rgba(255, 255, 255, 0.05); padding: 20px; border: 1px solid #333;
    border-radius: 15px; transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.project-card:hover {
    border-color: #00ffff;
    box-shadow: 0 0 25px rgba(0, 255, 255, 0.3);
    transform: translateY(-10px) scale(1.02);
}
.project-img { width: 100%; border-radius: 10px; margin-bottom: 15px; border: 1px solid #00ffff; transition: 0.4s; }

/* Modal */
.modal { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.95); z-index: 9999; }
.modal-content { background: #111; margin: 5% auto; padding: 30px; width: 90%; max-width: 400px; border: 1px solid #00ffff; border-radius: 15px; }

/* Footer - Optimized */
footer { 
    padding: 40px 20px; margin-top: 50px;
    background: rgba(0, 0, 0, 0.9);
    border-top: 1px solid rgba(0, 255, 255, 0.3); 
    text-align: center; color: #ffffff;
}
.footer-links { display: flex; justify-content: center; gap: 20px; margin-top: 15px; }
.footer-links a { color: #00ffff !important; text-decoration: none !important; font-weight: 600; }
.footer-links a:hover { color: #ffffff !important; text-shadow: 0 0 8px #00ffff; }

/* Responsive */
@media (max-width: 768px) {
    nav { flex-direction: column; gap: 15px; }
    nav ul { flex-direction: column; gap: 10px; }
    .hero-content h1 { font-size: 2rem; }
    .project-grid { grid-template-columns: 1fr; }
}