/* Base Styles for NetCop Hub */

/* Unified Color System */
:root {
    /* Primary Colors */
    --primary-blue: #3b82f6;
    --primary-dark: #1d4ed8;
    --primary-light: #60a5fa;
    
    /* Secondary Colors */
    --success-green: #10b981;
    --success-dark: #059669;
    --warning-orange: #f59e0b;
    --error-red: #ef4444;
    
    /* Neutral Colors */
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    --border-light: #e5e7eb;    /* For subtle dividers */
    --border-medium: #9ca3af;   /* For form elements and visible borders */
    --border-strong: #6b7280;   /* For interactive elements that need clear definition */
    --background-page: #f8fafc;
    --background-card: #ffffff;
    --background-light: #f9fafb;
    --background-subtle: #f3f4f6;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-dark) 100%);
    --gradient-success: linear-gradient(135deg, var(--success-green) 0%, var(--success-dark) 100%);
    --gradient-hero: linear-gradient(135deg, #f6f8ff 0%, #e8f0fe 50%, #f0f7ff 100%);
    
    /* Professional Avatar Gradients (Limited Set) */
    --gradient-blue: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-dark) 100%);
    --gradient-green: linear-gradient(135deg, var(--success-green) 0%, var(--success-dark) 100%);
    --gradient-slate: linear-gradient(135deg, #64748b 0%, #475569 100%);
    --gradient-neutral: linear-gradient(135deg, #6b7280 0%, #374151 100%);
}

body { 
    font-family: 'Inter', Arial, sans-serif; 
    margin: 0; 
    padding: 0; 
    background-color: var(--background-page); 
    overflow-x: hidden;
    box-sizing: border-box;
}

* {
    box-sizing: border-box;
}

.header {
    background: var(--background-card);
    border-bottom: 1px solid var(--border-light);
    width: 100%;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.logo-section {
    display: flex;
    align-items: center;
    text-decoration: none;
    margin-right: 30px;
}

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

.header-nav {
    display: flex;
    gap: 24px;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 16px;
    padding: 8px 12px;
    border-radius: 6px;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--primary-blue);
    background: rgba(59, 130, 246, 0.05);
}

.nav-link.active {
    color: var(--primary-blue);
    background: rgba(59, 130, 246, 0.1);
    font-weight: 600;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-welcome {
    color: var(--text-primary);
    font-weight: 500;
    margin: 0;
}

.balance {
    background: var(--gradient-success);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 14px;
    text-decoration: none;
    transition: transform 0.2s ease;
}

.balance:hover {
    transform: translateY(-1px);
    color: white;
}

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

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

.auth-links a:hover {
    color: var(--primary-blue);
    background: rgba(59, 130, 246, 0.05);
}

/* More specific selector for auth links active state */
.header .auth-links a.active {
    color: var(--primary-blue) !important;
    background: rgba(59, 130, 246, 0.1) !important;
    font-weight: 600 !important;
}

/* Fallback with higher specificity */
.header-container .auth-links a.active {
    color: var(--primary-blue) !important;
    background: rgba(59, 130, 246, 0.1) !important;
    font-weight: 600 !important;
}

.main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Footer Styles */
.footer {
    padding: clamp(30px, 5vw, 40px) clamp(16px, 4vw, 24px) clamp(20px, 3vw, 30px);
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
    margin: 0;
    width: 100%;
    position: relative;
    overflow-x: hidden;
    box-sizing: border-box;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    box-sizing: border-box;
    padding: 0 clamp(16px, 4vw, 24px);
}

.footer-main {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: clamp(24px, 6vw, 64px);
    margin-bottom: clamp(16px, 4vw, 24px);
    flex-wrap: wrap;
    width: 100%;
    box-sizing: border-box;
}

.footer-company {
    flex: 1;
    min-width: 280px;
    max-width: 100%;
    box-sizing: border-box;
}

.footer-logo {
    width: auto;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    margin-bottom: clamp(12px, 3vw, 16px);
}

.footer-logo-img {
    width: auto;
    height: 60px;
    object-fit: contain;
    border-radius: 8px;
    filter: brightness(0) invert(1);
}

.footer-description {
    color: var(--text-muted);
    font-size: clamp(12px, 3vw, 14px);
    line-height: 1.6;
    margin: 0 0 clamp(8px, 2vw, 12px) 0;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: clamp(4px, 1vw, 8px);
}

.footer-contact-item {
    color: #e5e7eb;
    font-size: clamp(10px, 2.5vw, 12px);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-contact-item:hover {
    color: #40E0D0;
}

.footer-nav {
    display: flex;
    gap: clamp(24px, 6vw, 64px);
    align-items: flex-start;
    flex-wrap: wrap;
    max-width: 100%;
    box-sizing: border-box;
}

.footer-nav-section {
    text-align: right;
}

.footer-nav-title {
    font-size: clamp(14px, 3.5vw, 18px);
    font-weight: 600;
    color: white;
    margin-bottom: clamp(8px, 2vw, 12px);
    margin: 0 0 clamp(8px, 2vw, 12px) 0;
}

.footer-nav-links {
    display: flex;
    flex-direction: column;
    gap: clamp(4px, 1vw, 8px);
}

.footer-nav-link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: clamp(10px, 2.5vw, 12px);
    transition: all 0.2s ease;
}

.footer-nav-link:hover {
    color: #40E0D0;
    transform: translateX(-2px);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(148, 163, 184, 0.2);
    padding-top: clamp(16px, 4vw, 24px);
    flex-wrap: wrap;
    gap: clamp(12px, 3vw, 16px);
    width: 100%;
    box-sizing: border-box;
}

.footer-copyright {
    color: var(--text-secondary);
    margin: 0;
    font-size: clamp(10px, 2.5vw, 12px);
}

.footer-legal {
    display: flex;
    gap: clamp(16px, 4vw, 24px);
    align-items: center;
    flex-wrap: wrap;
}

.footer-legal-link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: clamp(10px, 2.5vw, 12px);
    transition: color 0.2s ease;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
}

.footer-legal-link:hover {
    color: #40E0D0;
}

/* Privacy Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: white;
    border-radius: 16px;
    padding: clamp(20px, 5vw, 32px);
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow: auto;
    position: relative;
    transform: scale(0.98);
    transition: transform 0.2s ease;
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: clamp(16px, 4vw, 20px);
}

.modal-title {
    font-size: clamp(18px, 4.5vw, 24px);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #6b7280;
    padding: 4px;
    transition: color 0.2s ease;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-text {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: clamp(14px, 3.5vw, 16px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-container {
        padding: 12px 16px;
    }
    
    .logo-section {
        margin-right: 1.5rem;
    }
    
    .header-nav {
        gap: 1rem;
    }
    
    .nav-link {
        font-size: 14px;
        padding: 0.4rem 0;
    }
    
    .logo-img {
        height: 60px;
    }
    
    .user-info {
        gap: 0.75rem;
    }
    
    .auth-links {
        gap: 0.5rem;
    }
    
    .user-welcome {
        display: none;
    }
    
    /* Footer responsive */
    .footer-main {
        flex-direction: column;
        gap: clamp(20px, 5vw, 32px);
    }

    .footer-company {
        min-width: auto;
        width: 100%;
    }

    .footer-nav {
        justify-content: space-between;
        width: 100%;
        gap: clamp(16px, 4vw, 32px);
    }

    .footer-nav-section {
        text-align: left;
        flex: 1;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: clamp(8px, 2vw, 12px);
    }

    .footer-legal {
        justify-content: center;
        gap: clamp(12px, 3vw, 16px);
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 8px 12px;
    }
    
    .logo-section {
        margin-right: 1rem;
    }
    
    .header-nav {
        gap: 0.75rem;
    }
    
    .nav-link {
        padding: 0.3rem 0;
        font-size: 13px;
    }
    
    .logo-img {
        height: 60px;
    }
    
    .user-info {
        gap: 0.5rem;
    }
    
    /* Footer mobile responsive */
    .footer-nav {
        flex-direction: column;
        gap: clamp(16px, 4vw, 24px);
    }

    .footer-nav-section {
        width: 100%;
    }

    .footer-legal {
        flex-direction: column;
        gap: clamp(8px, 2vw, 12px);
    }
}