/* ==============================================
   PUBLIC HEADER COMPONENT
   Modernized header for public pages
   ============================================== */

/* Modernized Header */
.header {
    background: var(--bg-overlay);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    position: sticky;
    top: 0;
    z-index: 50;
    transition: all var(--transition-fast);
}

.header--elevated {
    background: var(--bg-primary);
    box-shadow: var(--shadow-sm);
}

.header-content {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: var(--space-6);
    padding: var(--space-4) 0;
    max-width: 1200px;
    margin: 0 auto;
}

.header-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.header-slogan {
    text-align: center;
    font-size: var(--text-headline);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.header-logo {
    font-size: var(--text-title);
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link:focus {
    color: var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width var(--transition-fast);
}

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

.nav-link.active {
    color: var(--primary-color);
}

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

/* Header Logo Image */
.header-logo-image {
    height: 74px;
    width: auto;
    max-width: 269px;
    object-fit: contain;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.15))
            drop-shadow(0 1px 2px rgba(0, 0, 0, 0.08));
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        padding: var(--space-4);
        display: flex;
        flex-direction: column;
        gap: var(--space-4);
    }

    .header-slogan {
        font-size: var(--text-body);
        font-weight: 500;
    }

    .header-nav {
        gap: var(--space-4);
    }
}

@media (max-width: 640px) {
    .header-nav {
        flex-wrap: wrap;
        justify-content: center;
    }
}