/* Main Layout CSS */
header {
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--glass-border);
    background: rgba(26, 30, 35, 0.8);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap; /* Allow wrapping on small screens */
    gap: var(--space-md);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links {
    display: flex;
    gap: var(--space-lg);
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
}

.nav-links a {
    color: hsl(var(--clr-text-muted));
    font-weight: 500;
}

.nav-links a:hover, .nav-links a.active {
    color: hsl(var(--clr-text-main));
}

main {
    flex: 1;
    padding: var(--space-xl) 0;
}

footer {
    padding: var(--space-xl) 0;
    border-top: 1px solid var(--glass-border);
    text-align: center;
    color: hsl(var(--clr-text-muted));
    font-size: 0.875rem;
}

/* Landing Page Hero */
.hero {
    text-align: center;
    padding: var(--space-2xl) 0;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, hsla(var(--clr-primary), 0.15) 0%, transparent 70%);
    z-index: -1;
    pointer-events: none;
}

.hero h1 {
    font-size: clamp(2rem, 8vw, 4rem); /* More aggressive dynamic scaling */
    margin-bottom: var(--space-md);
    line-height: 1.1;
}

.hero p {
    font-size: 1.125rem;
    color: hsl(var(--clr-text-muted));
    max-width: 600px;
    margin: 0 auto var(--space-xl);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out forwards;
}

/* Mobile specific layout fixes */
@media (max-width: 768px) {
    header {
        padding: var(--space-sm) 0;
    }
    
    .navbar {
        flex-direction: column;
        justify-content: center;
    }
    
    .logo {
        margin-bottom: var(--space-xs);
    }
    
    .nav-links {
        gap: var(--space-md);
        font-size: 0.9rem;
    }
    
    /* Target the user container injected via JS */
    .nav-user {
        margin-top: var(--space-xs);
        width: 100%;
        justify-content: center;
    }
}