/* Genel Ayarlar */
body {
    font-family: 'Inter', sans-serif;
    background-color: #f9fafb;
    color: #1f2937;
}

/* Özel Renkler (Tailwind harici kullanım için) */
:root {
    --atlas-red: #DC2626;
    --atlas-blue: #1E3A8A;
    --atlas-dark: #111827;
}

/* Gradyan Arkaplanlar */
.gradient-bg {
    background: linear-gradient(135deg, #1E3A8A 0%, #111827 100%);
}

/* Navigasyon Linkleri */
.nav-link {
    position: relative;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--atlas-red);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Kart Efektleri */
.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}
/* Yüzen Logo Animasyonu */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

.floating-logo {
    animation: float 6s ease-in-out infinite;
    filter: drop-shadow(0 20px 30px rgba(220, 38, 38, 0.3)); /* Kırmızı gölge */
}

/* Footer Sistem Durumu */
.system-status-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(17, 24, 39, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 6px 12px;
    border-radius: 9999px;
    font-size: 0.75rem;
    color: #9ca3af;
    transition: all 0.3s;
}

.system-status-badge:hover {
    background: rgba(31, 41, 55, 1);
    border-color: rgba(255, 255, 255, 0.2);
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: #22c55e;
    border-radius: 50%;
    margin-right: 8px;
    box-shadow: 0 0 10px #22c55e;
    animation: pulse-green 2s infinite;
}

@keyframes pulse-green {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(34, 197, 94, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}
/* --- FOOTER ÖZEL TASARIM --- */
.footer-social-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%; /* Yuvarlak */
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-social-btn:hover {
    transform: translateY(-3px);
    background-color: #dc2626; /* Kırmızı hover */
    box-shadow: 0 5px 15px rgba(220, 38, 38, 0.4);
}

.footer-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: #e5e7eb;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}