.header {
    background: rgba(13, 13, 13, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding: 12px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    transition: all var(--transition);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.logo {
    font-size: 24px;
    font-weight: 900;
    letter-spacing: -0.5px;
    user-select: none;
    display: flex;
    align-items: center;
    gap: 2px;
}

.logo-red {
    color: var(--red-primary);
}

.logo-white {
    color: var(--text-primary);
}

.nav {
    display: flex;
    gap: 6px;
}

.nav-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 8px 18px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 13px;
    cursor: pointer;
    transition: all var(--transition);
    font-family: var(--font-primary);
    letter-spacing: 0.3px;
    position: relative;
}

.nav-btn::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2px;
    background: var(--red-primary);
    transition: all var(--transition);
}

.nav-btn:hover {
    color: var(--text-primary);
}

.nav-btn:hover::after {
    transform: translateX(-50%) scaleX(1);
}

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

.nav-btn.active::after {
    transform: translateX(-50%) scaleX(1);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.search-wrapper {
    display: flex;
    align-items: center;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.search-wrapper:focus-within {
    border-color: var(--red-primary);
    box-shadow: 0 0 0 3px var(--red-glow);
}

.search-input {
    background: transparent;
    border: none;
    padding: 8px 14px;
    color: var(--text-primary);
    font-size: 13px;
    width: 180px;
    outline: none;
    font-family: var(--font-primary);
}

.search-input::placeholder {
    color: var(--text-muted);
}

.search-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 8px 14px;
    cursor: pointer;
    font-size: 16px;
    transition: color var(--transition);
}

.search-btn:hover {
    color: var(--red-primary);
}

.genre-filter-btn {
    background: var(--red-primary);
    border: none;
    color: var(--text-primary);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    font-size: 13px;
    font-family: var(--font-primary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.genre-filter-btn:hover {
    background: var(--red-hover);
    transform: scale(1.05);
    box-shadow: 0 0 30px var(--red-glow);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 8px;
    }
    
    .nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .nav-btn {
        padding: 6px 12px;
        font-size: 12px;
    }
    
    .header-actions {
        width: 100%;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .search-wrapper {
        flex: 1;
        min-width: 150px;
    }
    
    .search-input {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 20px;
    }
    
    .nav-btn {
        font-size: 10px;
        padding: 4px 10px;
    }
    
    .search-input {
        font-size: 12px;
        padding: 6px 10px;
    }
    
    .genre-filter-btn {
        font-size: 11px;
        padding: 6px 12px;
    }
}