/* ============================================
   NEW NAVIGATION BAR - Based on MtjreeDesign2
   Modern, Clean, Professional Design
   ============================================ */

:root {
    /* Primary Colors - Professional Blue-Cyan Gradient */
    --primary-500: #2563EB;
    --primary-600: #1D4ED8;
    --primary-700: #1E40AF;
    --primary-gradient: linear-gradient(135deg, #2563EB 0%, #06B6D4 100%);
    
    /* Secondary Colors */
    --secondary-500: #06B6D4;
    --secondary-600: #0891B2;
    
    /* Neutral Colors */
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    
    /* Text */
    --text-primary: #111827;
    --text-secondary: #6B7280;
    --text-light: #9CA3AF;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
}

/* ============================================
   NAVBAR CONTAINER
   ============================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(37, 99, 235, 0.1);
    z-index: 1000;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.navbar.scrolled {
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.1);
    border-bottom-color: rgba(37, 99, 235, 0.15);
    background: rgba(255, 255, 255, 0.99);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.125rem 0;
}

/* ============================================
   LOGO SECTION
   ============================================ */

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.625rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: inherit;
}

.logo svg {
    transition: transform 0.3s ease;
    filter: drop-shadow(0 2px 4px rgba(37, 99, 235, 0.2));
}

.logo:hover svg {
    transform: rotate(5deg) scale(1.1);
}

.logo-text {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.01em;
}

/* ============================================
   NAVIGATION LINKS
   ============================================ */

.nav-links {
    display: flex;
    gap: var(--spacing-xl);
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9375rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::before {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    border-radius: 2px;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-links a:hover {
    color: var(--primary-600);
    transform: translateY(-1px);
}

.nav-links a:hover::before {
    width: 100%;
}

/* ============================================
   MOBILE MENU TOGGLE
   ============================================ */

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: var(--text-primary);
    transition: all 0.3s ease;
    z-index: 1001;
    position: relative;
}

.mobile-menu-toggle:hover {
    color: var(--primary-500);
    transform: scale(1.1);
}

.mobile-menu-toggle .menu-icon,
.mobile-menu-toggle .close-icon {
    display: block;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.mobile-menu-toggle .close-icon {
    display: none;
}

.mobile-menu-toggle.active .menu-icon {
    display: none;
}

.mobile-menu-toggle.active .close-icon {
    display: block;
}

/* ============================================
   NAV ACTIONS
   ============================================ */

.nav-actions {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn-primary, .btn-secondary, .btn-outline {
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9375rem;
    cursor: pointer;
    transition: var(--transition-base);
    border: none;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: inherit;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--gray-100);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: var(--gray-200);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--gray-300);
    color: var(--text-primary);
}

.btn-outline:hover {
    border-color: var(--primary-500);
    color: var(--primary-600);
}

/* ============================================
   USER MENU
   ============================================ */

.user-menu {
    position: relative;
}

.user-menu-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.5rem 0.75rem;
    background: var(--gray-100);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-base);
}

.user-menu-toggle:hover {
    background: var(--gray-200);
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.875rem;
}

.user-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.user-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    border: 1px solid var(--gray-200);
}

.user-menu.active .user-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: var(--transition-fast);
    border: none;
    background: none;
    width: 100%;
    text-align: right;
    cursor: pointer;
}

.dropdown-item:hover {
    background: var(--gray-50);
    color: var(--primary-600);
}

.dropdown-item i {
    width: 20px;
    text-align: center;
}

.dropdown-divider {
    height: 1px;
    background: var(--gray-200);
    margin: 0.5rem 0;
}

.logout-item {
    color: #DC2626;
}

.logout-item:hover {
    background: rgba(220, 38, 38, 0.1);
    color: #DC2626;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 768px) {
    .nav-content {
        gap: var(--spacing-sm);
        flex-wrap: nowrap;
    }
    
    .mobile-menu-toggle {
        display: block;
        order: -1;
        margin-left: 0;
        flex-shrink: 0;
    }
    
    .logo {
        order: 0;
        margin-right: 0;
        margin-left: 0;
        flex-shrink: 0;
    }
    
    .nav-actions {
        order: 1;
        flex-shrink: 0;
    }
    
    .nav-links {
        position: fixed;
        top: 70px;
        right: 0;
        left: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px) saturate(180%);
        flex-direction: column;
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        border-bottom: 1px solid rgba(37, 99, 235, 0.1);
        z-index: 999;
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-links a {
        width: 100%;
        text-align: center;
        padding: var(--spacing-sm) var(--spacing-md);
        border-radius: var(--radius-md);
        font-size: 1rem;
    }
    
    .nav-links a:hover {
        background: var(--gray-100);
        transform: none;
    }
    
    .nav-links a::before {
        display: none;
    }
    
    .nav-actions {
        gap: var(--spacing-xs);
    }
    
    .nav-actions .btn-secondary {
        display: none;
    }
    
    .nav-actions .btn-primary {
        padding: 0.625rem 1rem;
        font-size: 0.875rem;
    }
    
    .logo {
        font-size: 1.375rem;
    }
    
    .logo svg {
        width: 32px;
        height: 32px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .nav-content {
        padding: 0.875rem 0;
    }
    
    .logo {
        font-size: 1.25rem;
    }
    
    .logo svg {
        width: 28px;
        height: 28px;
    }
    
    .btn-primary,
    .btn-secondary {
        padding: 0.75rem 1rem;
        font-size: 0.875rem;
    }
}