/* ==========================================================================
   MNC-GRADE HEADER DESIGN SYSTEM
   World-Class Navigation Inspired by Google, Stripe, Linear, Vercel
   ========================================================================== */

/* CSS Custom Properties */
:root {
    /* Core Brand Colors */
    --mnc-primary: #10B981;
    --mnc-primary-dark: #059669;
    --mnc-primary-light: #34D399;
    --mnc-primary-50: rgba(16, 185, 129, 0.08);
    --mnc-primary-100: rgba(16, 185, 129, 0.15);
    
    /* Neutrals - Premium Grays */
    --mnc-gray-50: #F9FAFB;
    --mnc-gray-100: #F3F4F6;
    --mnc-gray-200: #E5E7EB;
    --mnc-gray-300: #D1D5DB;
    --mnc-gray-400: #9CA3AF;
    --mnc-gray-500: #6B7280;
    --mnc-gray-600: #4B5563;
    --mnc-gray-700: #374151;
    --mnc-gray-800: #1F2937;
    --mnc-gray-900: #111827;
    --mnc-gray-950: #030712;
    
    /* Accent Colors */
    --mnc-blue: #3B82F6;
    --mnc-purple: #8B5CF6;
    --mnc-orange: #F59E0B;
    --mnc-red: #EF4444;
    
    /* Typography */
    --mnc-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --mnc-font-display: 'Inter', sans-serif;
    
    /* Spacing */
    --mnc-header-height: 64px;
    --mnc-topbar-height: 36px;
    
    /* Shadows - Vercel/Linear inspired */
    --mnc-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --mnc-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
    --mnc-shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
    --mnc-shadow-xl: 0 20px 40px -10px rgba(0, 0, 0, 0.1), 0 8px 16px -8px rgba(0, 0, 0, 0.06);
    --mnc-shadow-dropdown: 0 10px 40px -10px rgba(0, 0, 0, 0.15), 0 4px 12px -4px rgba(0, 0, 0, 0.05);
    
    /* Borders */
    --mnc-border-light: rgba(0, 0, 0, 0.06);
    --mnc-border-medium: rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --mnc-transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --mnc-transition-base: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --mnc-transition-slow: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --mnc-transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* Blur */
    --mnc-blur: 20px;
    --mnc-blur-heavy: 30px;
}

/* ==========================================================================
   BASE HEADER STRUCTURE
   ========================================================================== */

.mnc-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    font-family: var(--mnc-font);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.mnc-header.mnc-topbar-hidden .mnc-topbar {
    transform: translateY(-100%);
    opacity: 0;
}

.mnc-header.mnc-topbar-hidden .mnc-navbar {
    top: 0;
}

/* ==========================================================================
   TOP BAR - Slim promotional/utility bar
   ========================================================================== */

.mnc-topbar {
    position: sticky !important;
    top: 0;
    z-index: 1001;
    height: var(--mnc-topbar-height);
    background: linear-gradient(135deg, var(--mnc-gray-900) 0%, var(--mnc-gray-800) 100%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform var(--mnc-transition-base), opacity var(--mnc-transition-base);
}

.mnc-topbar-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.mnc-topbar-text {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    letter-spacing: 0.01em;
}

.mnc-topbar-text svg {
    color: var(--mnc-primary-light);
}

.mnc-topbar-right {
    display: flex;
    align-items: center;
    gap: 4px;
}

.mnc-topbar-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    border-radius: 4px;
    transition: color var(--mnc-transition-fast), background var(--mnc-transition-fast);
}

.mnc-topbar-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

.mnc-topbar-divider {
    width: 1px;
    height: 14px;
    background: rgba(255, 255, 255, 0.15);
    margin: 0 4px;
}

/* ==========================================================================
   MAIN NAVBAR
   ========================================================================== */

.mnc-navbar {
    position: relative;
    /* top: var(--mnc-topbar-height); */
    height: var(--mnc-header-height);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(var(--mnc-blur));
    -webkit-backdrop-filter: blur(var(--mnc-blur));
    border-bottom: 1px solid var(--mnc-border-light);
    transition: all var(--mnc-transition-base);
}

.mnc-navbar.mnc-navbar-scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--mnc-shadow-md);
}

.mnc-navbar-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

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

.mnc-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    flex-shrink: 0;
}

.mnc-logo-mark {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--mnc-transition-spring);
}

.mnc-logo:hover .mnc-logo-mark {
    transform: scale(1.05) rotate(-2deg);
}

.mnc-logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.mnc-logo-name {
    font-size: 17px;
    font-weight: 700;
    color: var(--mnc-gray-900);
    letter-spacing: -0.02em;
}

.mnc-logo-tagline {
    font-size: 11px;
    font-weight: 500;
    color: var(--mnc-gray-500);
    letter-spacing: 0.02em;
}

/* ==========================================================================
   CENTER NAVIGATION
   ========================================================================== */

.mnc-nav-center {
    flex: 1;
    display: flex;
    justify-content: center;
}

.mnc-nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* Navigation Links */
.mnc-nav-link {
    position: relative;
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 8px 14px;
    font-size: 14px;
    font-weight: 500;
    color: var(--mnc-gray-600);
    text-decoration: none;
    border: none;
    background: none;
    cursor: pointer;
    border-radius: 8px;
    transition: color var(--mnc-transition-fast), background var(--mnc-transition-fast);
}

.mnc-nav-link:hover {
    color: var(--mnc-gray-900);
    background: var(--mnc-gray-100);
}

.mnc-nav-link-text {
    position: relative;
}

.mnc-nav-link-indicator {
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--mnc-primary), var(--mnc-primary-light));
    border-radius: 1px;
    transform: translateX(-50%);
    transition: width var(--mnc-transition-base);
}

.mnc-nav-link:hover .mnc-nav-link-indicator {
    width: 100%;
}

.mnc-nav-chevron {
    transition: transform var(--mnc-transition-fast);
    margin-left: 2px;
    opacity: 0.6;
}

/* ==========================================================================
   DROPDOWN MENUS
   ========================================================================== */

.mnc-nav-dropdown {
    position: relative;
}

.mnc-nav-dropdown.mnc-dropdown-open .mnc-nav-dropdown-trigger {
    color: var(--mnc-gray-900);
    background: var(--mnc-gray-100);
}

.mnc-nav-dropdown.mnc-dropdown-open .mnc-nav-chevron {
    transform: rotate(180deg);
}

.mnc-mega-dropdown {
    position: absolute;
    top: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%);
    min-width: 560px;
    background: #fff;
    border-radius: 16px;
    box-shadow: var(--mnc-shadow-dropdown);
    border: 1px solid var(--mnc-border-light);
    opacity: 0;
    visibility: hidden;
    transition: all var(--mnc-transition-fast);
    transform-origin: top center;
}

.mnc-nav-dropdown.mnc-dropdown-open .mnc-mega-dropdown {
    opacity: 1;
    visibility: visible;
}

/* Arrow pointer */
.mnc-mega-dropdown::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 14px;
    height: 14px;
    background: #fff;
    border-top: 1px solid var(--mnc-border-light);
    border-left: 1px solid var(--mnc-border-light);
    border-radius: 3px 0 0 0;
}

.mnc-mega-content {
    display: grid;
    grid-template-columns: 1fr 1fr 200px;
    padding: 8px;
}

.mnc-mega-section {
    padding: 16px;
    border-right: 1px solid var(--mnc-gray-100);
}

.mnc-mega-section:last-of-type {
    border-right: none;
}

.mnc-mega-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--mnc-gray-400);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin: 0 0 12px 0;
    padding: 0 8px;
}

.mnc-mega-links {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mnc-mega-link {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 8px;
    border-radius: 10px;
    text-decoration: none;
    transition: background var(--mnc-transition-fast);
}

.mnc-mega-link:hover {
    background: var(--mnc-gray-50);
}

.mnc-mega-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    flex-shrink: 0;
}

.mnc-mega-icon-primary {
    background: var(--mnc-primary-50);
    color: var(--mnc-primary);
}

.mnc-mega-icon-blue {
    background: rgba(59, 130, 246, 0.1);
    color: var(--mnc-blue);
}

.mnc-mega-icon-purple {
    background: rgba(139, 92, 246, 0.1);
    color: var(--mnc-purple);
}

.mnc-mega-icon-orange {
    background: rgba(245, 158, 11, 0.1);
    color: var(--mnc-orange);
}

.mnc-mega-link-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding-top: 2px;
}

.mnc-mega-link-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--mnc-gray-900);
}

.mnc-mega-link-desc {
    font-size: 13px;
    color: var(--mnc-gray-500);
    line-height: 1.4;
}

/* Feature Highlight */
.mnc-mega-feature {
    padding: 12px;
    display: flex;
    flex-direction: column;
}

.mnc-mega-feature-content {
    flex: 1;
    padding: 20px;
    background: linear-gradient(135deg, var(--mnc-primary-50) 0%, rgba(59, 130, 246, 0.05) 100%);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
}

.mnc-mega-feature-badge {
    display: inline-flex;
    width: fit-content;
    padding: 3px 8px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--mnc-primary);
    background: rgba(16, 185, 129, 0.15);
    border-radius: 4px;
    margin-bottom: 10px;
}

.mnc-mega-feature-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--mnc-gray-900);
    margin: 0 0 6px 0;
}

.mnc-mega-feature-desc {
    font-size: 12px;
    color: var(--mnc-gray-600);
    line-height: 1.5;
    margin: 0 0 auto 0;
}

.mnc-mega-feature-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 12px;
    font-size: 13px;
    font-weight: 600;
    color: var(--mnc-primary);
    text-decoration: none;
    transition: gap var(--mnc-transition-fast);
}

.mnc-mega-feature-link:hover {
    gap: 8px;
}

/* ==========================================================================
   RIGHT ACTIONS
   ========================================================================== */

.mnc-nav-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

/* Action Buttons (Search, Notifications) */
.mnc-action-btn {
    position: relative;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--mnc-gray-500);
    border: none;
    background: transparent;
    border-radius: 10px;
    cursor: pointer;
    transition: color var(--mnc-transition-fast), background var(--mnc-transition-fast);
    text-decoration: none;
}

.mnc-action-btn:hover {
    color: var(--mnc-gray-900);
    background: var(--mnc-gray-100);
}

.mnc-notification-badge {
    position: absolute;
    top: 6px;
    right: 6px;
    min-width: 16px;
    height: 16px;
    padding: 0 5px;
    font-size: 10px;
    font-weight: 600;
    color: #fff;
    background: var(--mnc-red);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: mnc-pulse 2s ease-in-out infinite;
}

@keyframes mnc-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* Wallet Button */
.mnc-wallet-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    font-size: 13px;
    font-weight: 600;
    color: var(--mnc-gray-700);
    background: var(--mnc-gray-100);
    border-radius: 10px;
    text-decoration: none;
    transition: all var(--mnc-transition-fast);
}

.mnc-wallet-btn:hover {
    color: var(--mnc-primary-dark);
    background: var(--mnc-primary-50);
}

.mnc-wallet-icon {
    display: flex;
}

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

.mnc-user-menu {
    position: relative;
}

.mnc-user-trigger {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 10px;
    background: transparent;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: background var(--mnc-transition-fast);
}

.mnc-user-trigger:hover {
    background: var(--mnc-gray-100);
}

.mnc-user-avatar {
    position: relative;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--mnc-primary), var(--mnc-primary-dark));
}

.mnc-avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mnc-avatar-text {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
}

.mnc-user-status {
    position: absolute;
    bottom: -1px;
    right: -1px;
    width: 10px;
    height: 10px;
    background: #22C55E;
    border: 2px solid #fff;
    border-radius: 50%;
}

.mnc-user-info {
    display: none;
    flex-direction: column;
    text-align: left;
    line-height: 1.3;
}

@media (min-width: 1024px) {
    .mnc-user-info {
        display: flex;
    }
}

.mnc-user-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--mnc-gray-900);
}

.mnc-user-role {
    font-size: 11px;
    font-weight: 500;
    color: var(--mnc-gray-500);
}

.mnc-user-chevron {
    color: var(--mnc-gray-400);
    transition: transform var(--mnc-transition-fast);
}

.mnc-user-menu.mnc-user-menu-open .mnc-user-chevron {
    transform: rotate(180deg);
}

/* User Dropdown */
.mnc-user-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 280px;
    background: #fff;
    border-radius: 14px;
    box-shadow: var(--mnc-shadow-dropdown);
    border: 1px solid var(--mnc-border-light);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px) scale(0.98);
    transition: all var(--mnc-transition-fast);
}

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

/* Dropdown Header */
.mnc-dropdown-header {
    padding: 16px;
    border-bottom: 1px solid var(--mnc-gray-100);
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.mnc-dropdown-user {
    display: flex;
    align-items: center;
    gap: 12px;
}

.mnc-dropdown-avatar {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--mnc-primary), var(--mnc-primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
}

.mnc-dropdown-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mnc-dropdown-avatar span {
    font-size: 16px;
    font-weight: 600;
    color: #fff;
}

.mnc-dropdown-user-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.mnc-dropdown-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--mnc-gray-900);
}

.mnc-dropdown-email {
    font-size: 12px;
    color: var(--mnc-gray-500);
}

.mnc-dropdown-badge {
    padding: 3px 8px;
    font-size: 10px;
    font-weight: 600;
    border-radius: 5px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    flex-shrink: 0;
}

.mnc-badge-business {
    background: rgba(59, 130, 246, 0.1);
    color: var(--mnc-blue);
}

.mnc-badge-freelancer {
    background: var(--mnc-primary-50);
    color: var(--mnc-primary);
}

/* Dropdown Sections */
.mnc-dropdown-section {
    padding: 8px;
    border-bottom: 1px solid var(--mnc-gray-100);
}

.mnc-dropdown-section:last-of-type {
    border-bottom: none;
}

.mnc-dropdown-label {
    padding: 8px 12px 6px;
    font-size: 10px;
    font-weight: 600;
    color: var(--mnc-gray-400);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.mnc-dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 8px;
    text-decoration: none;
    transition: background var(--mnc-transition-fast);
}

.mnc-dropdown-item:hover {
    background: var(--mnc-gray-50);
}

.mnc-dropdown-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--mnc-gray-500);
    background: var(--mnc-gray-100);
    border-radius: 8px;
    flex-shrink: 0;
}

.mnc-dropdown-item:hover .mnc-dropdown-icon {
    color: var(--mnc-gray-700);
    background: var(--mnc-gray-200);
}

.mnc-dropdown-text {
    flex: 1;
    font-size: 13px;
    font-weight: 500;
    color: var(--mnc-gray-700);
}

.mnc-dropdown-arrow {
    color: var(--mnc-gray-300);
    opacity: 0;
    transform: translateX(-4px);
    transition: all var(--mnc-transition-fast);
}

.mnc-dropdown-item:hover .mnc-dropdown-arrow {
    opacity: 1;
    transform: translateX(0);
}

/* Highlight Item (Referrals) */
.mnc-dropdown-item-highlight .mnc-dropdown-icon {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(234, 88, 12, 0.15));
    color: var(--mnc-orange);
}

.mnc-icon-gradient svg {
    stroke: url(#referral-gradient);
}

.mnc-dropdown-reward {
    padding: 3px 8px;
    font-size: 11px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--mnc-primary), var(--mnc-primary-dark));
    border-radius: 5px;
}

/* Dropdown Footer */
.mnc-dropdown-footer {
    padding: 8px;
}

.mnc-logout-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 10px;
    font-size: 13px;
    font-weight: 600;
    color: var(--mnc-red);
    background: rgba(239, 68, 68, 0.08);
    border-radius: 8px;
    text-decoration: none;
    transition: background var(--mnc-transition-fast);
}

.mnc-logout-btn:hover {
    background: rgba(239, 68, 68, 0.12);
}

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

.mnc-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 10px;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all var(--mnc-transition-fast);
}

.mnc-btn-ghost {
    color: var(--mnc-gray-700);
    background: transparent;
}

.mnc-btn-ghost:hover {
    color: var(--mnc-gray-900);
    background: var(--mnc-gray-100);
}

.mnc-btn-primary {
    color: #fff;
    background: linear-gradient(135deg, var(--mnc-primary), var(--mnc-primary-dark));
    box-shadow: 0 2px 8px -2px rgba(16, 185, 129, 0.4);
}

.mnc-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px -2px rgba(16, 185, 129, 0.5);
}

.mnc-btn-primary:active {
    transform: translateY(0);
}

/* ==========================================================================
   MOBILE HAMBURGER
   ========================================================================== */

.mnc-mobile-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    border-radius: 10px;
    transition: background var(--mnc-transition-fast);
}

.mnc-mobile-toggle:hover {
    background: var(--mnc-gray-100);
}

.mnc-hamburger {
    position: relative;
    width: 20px;
    height: 14px;
}

.mnc-hamburger span {
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--mnc-gray-700);
    border-radius: 2px;
    transition: all var(--mnc-transition-fast);
}

.mnc-hamburger span:nth-child(1) { top: 0; }
.mnc-hamburger span:nth-child(2) { top: 50%; transform: translateY(-50%); }
.mnc-hamburger span:nth-child(3) { bottom: 0; }

.mnc-toggle-active .mnc-hamburger span:nth-child(1) {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
}

.mnc-toggle-active .mnc-hamburger span:nth-child(2) {
    opacity: 0;
}

.mnc-toggle-active .mnc-hamburger span:nth-child(3) {
    bottom: 50%;
    transform: translateY(50%) rotate(-45deg);
}

@media (min-width: 1024px) {
    .mnc-mobile-toggle {
        display: none;
    }
}

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

.mnc-mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 320px;
    height: 100vh;
    background: #fff;
    z-index: 1001;
    transform: translateX(100%);
    transition: transform var(--mnc-transition-slow);
    overflow-y: auto;
    overscroll-behavior: contain;
}

.mnc-mobile-menu.mnc-mobile-open {
    transform: translateX(0);
}

.mnc-mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--mnc-transition-base);
}

.mnc-mobile-overlay.mnc-overlay-visible {
    opacity: 1;
    visibility: visible;
}

.mnc-mobile-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--mnc-gray-100);
}

.mnc-mobile-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    font-size: 16px;
    font-weight: 700;
    color: var(--mnc-gray-900);
}

.mnc-mobile-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--mnc-gray-100);
    border: none;
    border-radius: 8px;
    color: var(--mnc-gray-600);
    cursor: pointer;
}

.mnc-mobile-user {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px;
    background: var(--mnc-gray-50);
}

.mnc-mobile-avatar {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--mnc-primary), var(--mnc-primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
}

.mnc-mobile-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mnc-mobile-avatar span {
    font-size: 18px;
    font-weight: 600;
    color: #fff;
}

.mnc-mobile-user-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.mnc-mobile-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--mnc-gray-900);
}

.mnc-mobile-email {
    font-size: 13px;
    color: var(--mnc-gray-500);
}

.mnc-mobile-badge {
    padding: 4px 10px;
    font-size: 11px;
    font-weight: 600;
    color: var(--mnc-primary);
    background: var(--mnc-primary-100);
    border-radius: 6px;
}

/* Mobile Navigation */
.mnc-mobile-nav {
    padding: 12px;
}

.mnc-mobile-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    font-size: 15px;
    font-weight: 500;
    color: var(--mnc-gray-700);
    text-decoration: none;
    border-radius: 10px;
    transition: background var(--mnc-transition-fast);
}

.mnc-mobile-link:hover {
    background: var(--mnc-gray-100);
}

.mnc-mobile-link svg {
    color: var(--mnc-gray-500);
}

.mnc-mobile-link span:first-of-type:not(:last-child) {
    flex: 1;
}

.mnc-mobile-link-highlight {
    background: var(--mnc-primary-50);
    color: var(--mnc-primary-dark);
}

.mnc-mobile-link-highlight svg {
    color: var(--mnc-primary);
}

.mnc-mobile-new {
    padding: 2px 8px;
    font-size: 10px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--mnc-primary), var(--mnc-primary-dark));
    border-radius: 4px;
}

.mnc-mobile-reward {
    padding: 3px 10px;
    font-size: 11px;
    font-weight: 600;
    color: var(--mnc-orange);
    background: rgba(245, 158, 11, 0.1);
    border-radius: 5px;
}

.mnc-mobile-link-danger {
    color: var(--mnc-red);
}

.mnc-mobile-link-danger svg {
    color: var(--mnc-red);
}

.mnc-mobile-divider {
    height: 1px;
    background: var(--mnc-gray-100);
    margin: 8px 0;
}

.mnc-mobile-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin: 8px 8px 0;
    padding: 14px 20px;
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--mnc-primary), var(--mnc-primary-dark));
    border-radius: 12px;
    text-decoration: none;
    box-shadow: 0 4px 12px -3px rgba(16, 185, 129, 0.4);
}

/* ==========================================================================
   RESPONSIVE ADJUSTMENTS
   ========================================================================== */

@media (max-width: 1023px) {
    .mnc-topbar {
        display: none;
    }
    
    .mnc-navbar {
        top: 0;
    }
    
    .mnc-nav-center {
        display: none;
    }
    
    .mnc-wallet-btn {
        display: none;
    }
    
    .mnc-user-info {
        display: none;
    }
    
    .mnc-btn-ghost {
        display: none;
    }
    
    .mnc-btn-primary {
        padding: 8px 14px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .mnc-logo-tagline {
        display: none;
    }
    
    .mnc-navbar-container {
        padding: 0 16px;
    }
    
    .mnc-action-btn {
        width: 36px;
        height: 36px;
    }
    
    .mnc-user-avatar {
        width: 32px;
        height: 32px;
    }
}

/* ==========================================================================
   BODY OFFSET FOR FIXED HEADER
   ========================================================================== */

@media (min-width: 1024px) {
    body {
        padding-top: calc(var(--mnc-header-height) + var(--mnc-topbar-height));
    }
}

@media (max-width: 1023px) {
    body {
        padding-top: var(--mnc-header-height);
    }
}

/* ==========================================================================
   ACCESSIBILITY & FOCUS STATES
   ========================================================================== */

.mnc-nav-link:focus-visible,
.mnc-action-btn:focus-visible,
.mnc-btn:focus-visible,
.mnc-user-trigger:focus-visible,
.mnc-dropdown-item:focus-visible,
.mnc-mobile-link:focus-visible {
    outline: 2px solid var(--mnc-primary);
    outline-offset: 2px;
}

/* ==========================================================================
   DARK MODE SUPPORT (Optional)
   ========================================================================== */

@media (prefers-color-scheme: dark) {
    .mnc-navbar {
        background: rgba(17, 24, 39, 0.95);
        border-bottom-color: rgba(255, 255, 255, 0.08);
    }
    
    .mnc-logo-name {
        color: #fff;
    }
    
    .mnc-nav-link {
        color: var(--mnc-gray-300);
    }
    
    .mnc-nav-link:hover {
        color: #fff;
        background: rgba(255, 255, 255, 0.08);
    }
    
    /* Add more dark mode overrides as needed */
}