/* Header Styles for NetCop Hub */
.header {
    background: white;
    padding: 12px 24px;
    border-radius: 0;
    margin-bottom: 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    border-bottom: 1px solid #e5e7eb;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 40px;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
}

.logo-img {
    width: auto;
    height: 60px;
    border-radius: 0;
    object-fit: contain;
}

.logo-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.logo-title {
    font-size: 18px;
    font-weight: 700;
    color: #1e3a8a;
    margin: 0;
    line-height: 1.1;
    letter-spacing: -0.025em;
}

.logo-subtitle {
    font-size: 10px;
    color: #6b7280;
    margin: 0;
    line-height: 1.2;
    font-weight: 500;
    letter-spacing: 0.05em;
}

.header-nav {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: #6b7280;
    font-weight: 500;
    font-size: 16px;
    padding: 8px 0;
    border-radius: 0;
    transition: all 0.2s ease;
    position: relative;
}

.nav-link:hover {
    color: #3b82f6;
}

.nav-link:hover::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: #3b82f6;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.user-welcome {
    color: #374151;
    font-weight: 500;
    margin: 0;
}

.balance {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 14px;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
    text-decoration: none;
    display: inline-block;
    transition: all 0.2s ease;
}

.balance:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
    color: white;
}

.auth-links {
    display: flex;
    gap: 15px;
    align-items: center;
}

.auth-links a {
    text-decoration: none;
    color: #6b7280;
    font-weight: 500;
    padding: 8px 12px;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.auth-links a:hover {
    color: #3b82f6;
    background: rgba(59, 130, 246, 0.05);
}

.auth-links a[href*="logout"] {
    color: #ef4444;
}

.auth-links a[href*="logout"]:hover {
    color: #dc2626;
    background: rgba(239, 68, 68, 0.05);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .header-left {
        justify-content: center;
    }
    
    .logo-subtitle {
        display: none;
    }
    
    .header-nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .user-info {
        justify-content: center;
    }
    
    .auth-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .header-left {
        flex-direction: column;
        gap: 10px;
    }
    
    .logo-img {
        width: auto;
        height: 40px;
    }
    
    .logo-title {
        font-size: 18px;
    }
    
    .header-nav {
        gap: 10px;
    }
    
    .nav-link {
        padding: 6px 10px;
        font-size: 14px;
    }
}