/* ============================================
   MODERN PROFESSIONAL UI/UX DESIGN
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;500;600;700;800&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Modern Color Palette */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #8b5cf6;
    --accent: #ec4899;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    
    /* Neutral Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-dark: #0f172a;
    
    /* Text Colors */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-tertiary: #94a3b8;
    --text-inverse: #ffffff;
    
    /* Border & Divider */
    --border-color: #e2e8f0;
    --border-radius: 16px;
    --border-radius-sm: 12px;
    --border-radius-lg: 24px;
    
    /* Shadows - Modern & Soft */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Vazirmatn', 'Segoe UI', 'Tahoma', 'Arial', sans-serif;
    direction: rtl;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-attachment: fixed;
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    /* Telegram Mini App optimizations */
    padding-bottom: env(safe-area-inset-bottom);
    padding-top: env(safe-area-inset-top);
}

/* Telegram Web App safe area support */
@supports (padding: max(0px)) {
    body {
        padding-bottom: max(env(safe-area-inset-bottom), 0px);
        padding-top: max(env(safe-area-inset-top), 0px);
    }
}

/* ============================================
   LOADING SCREEN - Modern & Elegant
   ============================================ */

.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    gap: var(--spacing-lg);
}

.loading-screen.hidden {
    display: none !important;
    pointer-events: none !important;
    visibility: hidden !important;
    z-index: -1 !important;
}

.loading-screen p {
    color: var(--text-inverse);
    font-size: 18px;
    font-weight: 500;
    animation: pulse 2s ease-in-out infinite;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.2);
    border-top: 4px solid var(--text-inverse);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.hidden {
    display: none !important;
    pointer-events: none !important;
    visibility: hidden !important;
}

.screen {
    min-height: 100vh;
    padding-bottom: 90px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.app-content {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    padding-top: 48px; /* Space for fixed header */
    padding-bottom: 80px; /* Space for bottom nav */
}

/* Prevent scrolling on home page */
.app-content.no-scroll {
    overflow: hidden !important;
    height: calc(100vh - 140px);
}

/* ============================================
   AUTH SCREEN - Modern & Clean
   ============================================ */

.auth-container {
    max-width: 440px;
    width: 100%;
    margin: 40px auto;
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-2xl);
    border: 1px solid rgba(255, 255, 255, 0.3);
    animation: slideUp 0.5s ease-out;
}

.auth-form {
    width: 100%;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.auth-container h1 {
    text-align: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 32px;
    font-weight: 800;
    margin-bottom: var(--spacing-xl);
    letter-spacing: -0.5px;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.auth-form h2 {
    text-align: center;
    color: var(--text-primary);
    font-size: 24px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.auth-form input,
.auth-form textarea {
    padding: 14px 18px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: 16px;
    font-family: inherit;
    direction: ltr;
    text-align: left;
    background: var(--bg-primary);
    transition: all var(--transition-base);
    color: var(--text-primary);
}

.auth-form input:focus,
.auth-form textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    transform: translateY(-1px);
}

.auth-form input::placeholder,
.auth-form textarea::placeholder {
    color: var(--text-tertiary);
}

.auth-form button {
    padding: 16px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--text-inverse);
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.auth-form button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.auth-form button:hover::before {
    width: 300px;
    height: 300px;
}

.auth-form button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.auth-form button:active {
    transform: translateY(0);
}

.auth-link {
    text-align: center;
    color: var(--primary);
    cursor: pointer;
    margin-top: var(--spacing-sm);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.auth-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.password-hint {
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-radius: var(--border-radius-sm);
    font-size: 13px;
    color: #92400e;
    margin: -5px 0 var(--spacing-sm) 0;
    border-right: 3px solid var(--warning);
    line-height: 1.6;
}

/* ============================================
   APP HEADER - Modern Glass Effect
   ============================================ */

.app-header {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    padding: var(--spacing-xs) var(--spacing-lg);
    box-shadow: var(--shadow-md);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.app-header h1 {
    text-align: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.3px;
    margin: 0;
    line-height: 1.2;
}

/* ============================================
   FILTERS - Modern Design
   ============================================ */

.filter-section {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    margin-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.filter-section select {
    flex: 1;
    min-width: 150px;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    font-family: inherit;
    background: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-base);
}

.filter-section select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* ============================================
   PRODUCTS GRID - Modern Card Design
   ============================================ */

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    min-height: 100%;
    transition: opacity 0.3s ease-in-out;
}

.product-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    cursor: pointer;
    transition: all var(--transition-base);
    border: 1px solid var(--border-color);
    position: relative;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.product-card:hover::before {
    transform: scaleX(1);
}

.product-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.product-image {
    width: 100%;
    height: 180px;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.product-placeholder-icon {
    font-size: 64px;
    color: var(--primary);
    opacity: 0.5;
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-badges {
    position: absolute;
    top: 8px;
    right: 8px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    z-index: 2;
}

.product-badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 4px;
    box-shadow: var(--shadow-lg);
    white-space: nowrap;
    animation: slideInBadge 0.3s ease-out;
    backdrop-filter: blur(10px);
}

@keyframes slideInBadge {
    from {
        opacity: 0;
        transform: translateX(10px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.product-badge.discount {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: #ffffff;
    animation: pulse-badge 2s ease-in-out infinite;
}

.product-badge.bestseller {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: #ffffff;
}

.product-badge.new {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: #ffffff;
}

@keyframes pulse-badge {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.product-info {
    padding: var(--spacing-md);
}

.product-name {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    font-size: 15px;
    color: var(--text-primary);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-price-container {
    margin-bottom: var(--spacing-md);
}

.product-price {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    font-size: 18px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.product-price i {
    font-size: 16px;
    opacity: 0.8;
}

.product-price-original {
    font-size: 14px;
    color: var(--text-tertiary);
    text-decoration: line-through;
    margin-bottom: 4px;
}

.product-price-final {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    font-size: 20px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.product-actions {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: var(--spacing-sm);
}

.btn-add-cart {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    color: #ffffff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.btn-add-cart::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.4s, height 0.4s;
}

.btn-add-cart:hover::before {
    width: 100px;
    height: 100px;
}

.btn-add-cart:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-xl);
}

.btn-add-cart:active {
    transform: scale(0.95);
}

/* ============================================
   BUTTONS - Modern & Interactive
   ============================================ */

.btn {
    padding: 12px 20px;
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: inherit;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--text-inverse);
    box-shadow: var(--shadow-md);
}

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

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

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary) 0%, #7c3aed 100%);
    color: var(--text-inverse);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger) 0%, #dc2626 100%);
    color: var(--text-inverse);
}

.btn-edit {
    background: linear-gradient(135deg, var(--info) 0%, #2563eb 100%);
    color: var(--text-inverse);
}

/* ============================================
   PROFILE PAGE - Modern Layout
   ============================================ */

.profile-container {
    max-width: 600px;
    margin: var(--spacing-lg) auto;
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.profile-container h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    text-align: center;
}

.profile-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.profile-field-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.profile-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
}

.profile-label i {
    color: var(--primary);
    font-size: 16px;
}

.editable-badge {
    font-size: 11px;
    font-weight: 500;
    color: var(--success);
    background: rgba(16, 185, 129, 0.1);
    padding: 2px 8px;
    border-radius: 12px;
    margin-right: auto;
}

.profile-form input,
.profile-form textarea {
    padding: 14px 18px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: 16px;
    font-family: inherit;
    background: var(--bg-primary);
    transition: all var(--transition-base);
    color: var(--text-primary);
}

.profile-form input:disabled,
.profile-form input[readonly] {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    cursor: not-allowed;
    opacity: 0.7;
    border-color: var(--border-color);
}

.profile-form input:focus,
.profile-form textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.profile-form input:disabled:focus,
.profile-form input[readonly]:focus {
    border-color: var(--border-color);
    box-shadow: none;
}

.profile-form textarea {
    min-height: 120px;
    resize: vertical;
}

.balance-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    border-right: 4px solid var(--success);
}

.balance-info label {
    color: var(--text-secondary);
    font-weight: 500;
}

.balance-info span {
    color: var(--success);
    font-size: 20px;
    font-weight: 700;
}

.profile-form button {
    padding: 14px;
    border-radius: var(--border-radius-sm);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    margin-top: var(--spacing-sm);
    transition: all var(--transition-base);
}

.btn-logout {
    background: linear-gradient(135deg, var(--info) 0%, #2563eb 100%) !important;
    color: var(--text-inverse) !important;
}

/* ============================================
   CART - Modern Design
   ============================================ */

.cart-container {
    max-width: 600px;
    margin: var(--spacing-xs) auto;
    padding: var(--spacing-xs);
}

.cart-container h2 {
    margin: 0 0 var(--spacing-sm) 0;
    padding: 0;
    font-size: 20px;
}

.cart-item {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    padding: var(--spacing-sm);
    margin-bottom: 2px;
    border-radius: var(--border-radius);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.cart-item:hover {
    transform: translateX(-4px);
    box-shadow: var(--shadow-lg);
}

.cart-item-info {
    flex: 1;
}

.cart-item-info strong {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1px;
}

.cart-item-info div {
    color: var(--text-secondary);
    font-size: 14px;
}

.cart-item-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.quantity-control {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--bg-tertiary);
    padding: 2px;
    border-radius: var(--border-radius-sm);
}

.quantity-btn {
    width: 32px;
    height: 32px;
    border: none;
    background: var(--bg-primary);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    color: var(--primary);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.quantity-btn:hover {
    background: var(--primary);
    color: var(--text-inverse);
    transform: scale(1.1);
}

.quantity-btn:active {
    transform: scale(0.95);
}

.quantity-control span {
    min-width: 30px;
    text-align: center;
    font-weight: 600;
    color: var(--text-primary);
}

.cart-summary {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-lg);
    margin-top: var(--spacing-sm);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-color);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--border-color);
}

.cart-total span:first-child {
    color: var(--text-secondary);
}

.cart-total span:last-child {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.checkout-btn {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--text-inverse);
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer !important;
    pointer-events: auto !important;
    transition: all var(--transition-base);
    position: relative;
    z-index: 10;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.checkout-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.checkout-btn:hover::before {
    width: 400px;
    height: 400px;
}

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

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

/* ============================================
   BOTTOM NAVIGATION - Modern & Smooth
   ============================================ */

.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    display: flex;
    justify-content: space-around;
    padding: var(--spacing-sm) 0;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    border-top: 1px solid var(--border-color);
}

.nav-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-tertiary);
    font-size: 11px;
    font-weight: 500;
    position: relative;
    padding: var(--spacing-xs) var(--spacing-md);
    transition: all var(--transition-base);
    border-radius: var(--border-radius-sm);
}

.nav-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    opacity: 0;
    border-radius: var(--border-radius-sm);
    transition: opacity var(--transition-base);
}

.nav-btn.active::before {
    opacity: 0.1;
}

.nav-btn.active {
    color: var(--primary);
    transform: translateY(-2px);
}

.nav-icon {
    font-size: 24px;
    position: relative;
    z-index: 1;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-btn.active .nav-icon {
    transform: scale(1.15);
    color: var(--primary);
}

.nav-btn:not(.active) .nav-icon {
    color: var(--text-tertiary);
}

.badge {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--danger) 0%, #dc2626 100%);
    color: var(--text-inverse);
    border-radius: 12px;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 700;
    box-shadow: var(--shadow-md);
    z-index: 2;
}

/* ============================================
   MODAL - Modern Glass Effect
   ============================================ */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    padding: var(--spacing-md);
    animation: fadeIn 0.3s ease-out;
    pointer-events: auto;
    /* Telegram Mini App optimizations */
    padding-top: max(env(safe-area-inset-top), var(--spacing-md));
    padding-bottom: max(env(safe-area-inset-bottom), var(--spacing-md));
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.modal.hidden {
    display: none !important;
    pointer-events: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
}

/* Override for when modal should be visible */
.modal:not(.hidden) {
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
    pointer-events: auto !important;
    z-index: 9999 !important;
}

/* Prevent multiple backdrops from stacking */
.modal-backdrop {
    z-index: 1040 !important;
}

.modal-backdrop:not(:last-of-type) {
    display: none !important;
}

/* Ensure only one backdrop is visible at a time */
body.modal-open {
    overflow: hidden !important;
    /* Don't use position: fixed as it causes scroll position loss */
    /* position: fixed; */
    /* width: 100%; */
}

body.modal-open .modal-backdrop ~ .modal-backdrop {
    display: none !important;
}

.modal-content {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-2xl);
    border: 1px solid rgba(255, 255, 255, 0.3);
    animation: slideUp 0.3s ease-out;
}

.close {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    font-size: 28px;
    cursor: pointer;
    color: var(--text-secondary);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all var(--transition-fast);
    background: var(--bg-tertiary);
}

.close:hover {
    background: var(--danger);
    color: var(--text-inverse);
    transform: rotate(90deg);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    to {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
}

/* Product Detail Modal Styles */
.product-detail-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.product-detail-header h2 {
    flex: 1;
    margin: 0;
    color: var(--text-primary);
}

.product-detail-image {
    text-align: center;
    margin: 0 0 var(--spacing-md) 0;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    position: relative;
}


.product-detail-image img {
    max-width: 100%;
    max-height: 300px;
    object-fit: contain;
    border-radius: var(--border-radius-md);
}

.product-detail-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.product-detail-description {
    color: var(--text-secondary);
    line-height: 1.8;
    margin: 0 0 var(--spacing-md) 0;
    white-space: pre-line; /* Preserve line breaks */
}

.product-detail-price {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.price-original {
    text-decoration: line-through;
    color: var(--text-tertiary);
    font-size: 0.9em;
}

.price-final {
    font-size: 1.5em;
    font-weight: 700;
    color: var(--primary);
}

.product-detail-meta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.product-detail-meta p {
    margin: 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.product-detail-meta i {
    color: var(--primary);
}

/* ============================================
   FORMS - Modern Input Design
   ============================================ */

.product-form,
.ticket-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.product-form input,
.product-form textarea,
.product-form select,
.ticket-form input,
.ticket-form textarea {
    padding: 14px 18px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: 16px;
    font-family: inherit;
    background: var(--bg-primary);
    transition: all var(--transition-base);
    color: var(--text-primary);
}

.product-form input:focus,
.product-form textarea:focus,
.product-form select:focus,
.ticket-form input:focus,
.ticket-form textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.product-form textarea,
.ticket-form textarea {
    min-height: 100px;
    resize: vertical;
}

.product-form label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-weight: 500;
    color: var(--text-primary);
}

.product-badges-controls {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius-sm);
}

.product-badges-controls label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
}

.product-badges-controls label:hover {
    background: rgba(99, 102, 241, 0.1);
}

/* ============================================
   ADMIN PANEL - Modern Design
   ============================================ */

.admin-container {
    max-width: 900px;
    margin: var(--spacing-lg) auto;
    padding: var(--spacing-lg);
    color: #ffffff;
    overflow-y: auto;
    max-height: calc(100vh - 140px);
    -webkit-overflow-scrolling: touch;
}

.admin-container h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: #ffffff;
}

.admin-tabs {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    border-bottom: 2px solid rgba(255, 255, 255, 0.3);
    overflow-x: auto;
}

.admin-tab {
    padding: var(--spacing-md) var(--spacing-lg);
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.7);
    transition: all var(--transition-base);
    white-space: nowrap;
}

.admin-tab:hover {
    color: #ffffff;
}

.admin-tab.active {
    color: #ffffff;
    border-bottom-color: #ffffff;
}

.admin-tab-content {
    margin-top: var(--spacing-lg);
}

.admin-actions {
    margin-bottom: var(--spacing-lg);
}

.admin-actions button {
    padding: 14px 24px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--text-inverse);
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.admin-actions button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.admin-products {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.admin-product-item {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
    color: var(--text-primary);
}

.admin-product-item * {
    color: var(--text-primary);
}

.admin-product-item:hover {
    transform: translateX(-4px);
    box-shadow: var(--shadow-lg);
}

.admin-product-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* ============================================
   TICKET SYSTEM - Modern Design
   ============================================ */

.ticket-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-md);
    border-right: 4px solid var(--primary);
    transition: all var(--transition-base);
}

.ticket-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateX(-6px);
    border-right-width: 6px;
}

.ticket-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
    gap: var(--spacing-md);
}

.ticket-number {
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 14px;
    letter-spacing: 0.5px;
}

.ticket-status {
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ticket-status.open {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    color: var(--info);
}

.ticket-status.in-progress {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    color: #92400e;
}

.ticket-status.closed {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    color: var(--success);
}

.ticket-message {
    background: var(--bg-tertiary);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    margin: var(--spacing-sm) 0;
    border-right: 3px solid var(--border-color);
    transition: all var(--transition-base);
}

.ticket-message.admin {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    border-right-color: var(--info);
}

.ticket-message.user {
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border-right-color: var(--success);
}

.order-number {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--text-inverse);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    margin: var(--spacing-xs) 0;
    box-shadow: var(--shadow-sm);
}

.resend-code-btn {
    background: none;
    border: none;
    color: var(--info);
    cursor: pointer;
    text-decoration: underline;
    font-size: 14px;
    margin-top: var(--spacing-sm);
    padding: 0;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.resend-code-btn:hover {
    color: var(--primary);
}

.resend-code-btn:disabled {
    color: var(--text-tertiary);
    cursor: not-allowed;
    text-decoration: none;
}

/* ============================================
   EMPTY STATE - Modern & Friendly
   ============================================ */

.empty-state {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-lg);
    color: var(--text-secondary);
}

.empty-state-icon {
    font-size: 80px;
    margin-bottom: var(--spacing-lg);
    opacity: 0.5;
    animation: float 3s ease-in-out infinite;
    display: flex;
    align-items: center;
    justify-content: center;
}

.empty-state-icon i {
    font-size: 80px;
    color: var(--text-tertiary);
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.empty-state p {
    font-size: 18px;
    font-weight: 500;
    color: white;
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

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

@media (max-width: 640px) {
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: var(--spacing-sm);
        padding: var(--spacing-sm);
    }

    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
        padding: var(--spacing-sm);
    }

    .category-card {
        padding: var(--spacing-md);
    }

    .category-icon {
        font-size: 36px;
    }

    .category-name {
        font-size: 14px;
    }

    .store-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .store-header h2 {
        font-size: 20px;
    }

    .sort-select {
        width: 100%;
    }

    .store-navigation {
        flex-direction: column;
    }

    .nav-back-btn,
    .nav-home-btn {
        width: 100%;
        justify-content: center;
    }

    .typing-animation {
        font-size: 24px;
    }

    .typing-cursor {
        height: 30px;
    }

    .filter-section {
        flex-direction: column;
    }

    .filter-section select {
        width: 100%;
    }

    .auth-container {
        margin: var(--spacing-md);
        padding: var(--spacing-lg);
    }

    .profile-container,
    .cart-container {
        margin: var(--spacing-md);
        padding: var(--spacing-md);
    }

    .modal-content {
        padding: var(--spacing-lg);
        margin: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .nav-btn {
        font-size: 10px;
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .nav-icon {
        font-size: 20px;
    }
}

/* ============================================
   SCROLLBAR - Hidden
   ============================================ */

::-webkit-scrollbar {
    width: 0px;
    height: 0px;
    display: none;
}

::-webkit-scrollbar-track {
    display: none;
}

::-webkit-scrollbar-thumb {
    display: none;
}

/* Hide scrollbar for all browsers */
* {
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE and Edge */
}

*::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
}

/* ============================================
   COMING SOON / CONSTRUCTION ANIMATION
   ============================================ */

.coming-soon-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 70vh;
    padding: var(--spacing-2xl);
}

.construction-animation {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xl);
    text-align: center;
}

.construction-icon {
    font-size: 120px;
    color: #ffffff;
    animation: construction-bounce 2s ease-in-out infinite;
    position: relative;
    filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.3));
}

.construction-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 140px;
    height: 140px;
    border: 3px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    animation: construction-pulse 2s ease-in-out infinite;
}

.construction-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 160px;
    height: 160px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    animation: construction-pulse 2s ease-in-out infinite 0.5s;
}

@keyframes construction-bounce {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    25% {
        transform: translateY(-20px) rotate(-10deg);
    }
    50% {
        transform: translateY(-10px) rotate(0deg);
    }
    75% {
        transform: translateY(-20px) rotate(10deg);
    }
}

@keyframes construction-pulse {
    0%, 100% {
        opacity: 0.3;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.1;
        transform: translate(-50%, -50%) scale(1.2);
    }
}

.construction-text {
    color: #ffffff;
    animation: fadeInUp 1s ease-out;
}

.construction-text h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    animation: text-glow 2s ease-in-out infinite;
}

.construction-text p {
    font-size: 18px;
    opacity: 0.9;
    font-weight: 400;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes text-glow {
    0%, 100% {
        text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3), 0 0 20px rgba(255, 255, 255, 0.1);
    }
    50% {
        text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3), 0 0 30px rgba(255, 255, 255, 0.3);
    }
}

.construction-progress {
    width: 300px;
    max-width: 90%;
    margin-top: var(--spacing-lg);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, 
        rgba(255, 255, 255, 0.8) 0%, 
        rgba(255, 255, 255, 1) 50%, 
        rgba(255, 255, 255, 0.8) 100%);
    border-radius: 10px;
    animation: progress-loading 2s ease-in-out infinite;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

@keyframes progress-loading {
    0% {
        width: 0%;
        transform: translateX(0);
    }
    50% {
        width: 70%;
        transform: translateX(0);
    }
    100% {
        width: 100%;
        transform: translateX(0);
    }
}


/* ============================================
   STORE PAGE - Categories & Navigation
   ============================================ */

.store-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: transparent !important;
    backdrop-filter: none !important;
    border-bottom: none !important;
    gap: var(--spacing-sm);
    margin-bottom: 0;
}

/* Remove gap between navigation and categories header */
#store-page .store-navigation {
    margin-bottom: 0 !important;
}

#store-page #store-categories-view {
    margin-top: 0 !important;
    padding-top: 0 !important;
}

.nav-back-btn,
.nav-home-btn {
    padding: 12px 20px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--text-inverse);
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: inherit;
}

.nav-back-btn:hover,
.nav-home-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.nav-back-btn:active,
.nav-home-btn:active {
    transform: translateY(0);
}

.store-header {
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

/* Remove all spacing for store-header in categories view */
#store-categories-view {
    margin-top: 0 !important;
    padding-top: 0 !important;
}


.store-header h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.store-header p {
    color: var(--text-secondary);
    font-size: 14px;
    margin: 0;
    width: 100%;
}

.sort-select {
    padding: 10px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    font-family: inherit;
    background: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-base);
}

.sort-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Categories Grid */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--spacing-md);
    padding: var(--spacing-md);
}

/* Style store-header in categories view - clean and minimal */
#store-categories-view .store-header {
    padding: var(--spacing-md) var(--spacing-lg) !important;
    margin: 0 !important;
    border: none !important;
    background: transparent !important;
    backdrop-filter: none !important;
}

/* Style h2 in categories header - white text with underline */
#store-categories-view .store-header h2 {
    margin: 0 0 var(--spacing-sm) 0 !important;
    padding-bottom: var(--spacing-sm) !important;
    font-size: 22px;
    font-weight: 600;
    color: #ffffff !important;
    border-bottom: 2px solid rgba(255, 255, 255, 0.3) !important;
}

/* Hide the description paragraph */
#store-categories-view .store-header p {
    display: none !important;
}

/* Remove top padding for categories grid in store page */
#store-categories-view .categories-grid {
    padding-top: 0 !important;
}

.category-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
    border: 2px solid var(--border-color);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.category-card:hover::before {
    transform: scaleX(1);
}

.category-card:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.category-icon {
    font-size: 48px;
    color: var(--primary);
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--border-radius-sm);
    max-width: 80px;
    max-height: 80px;
}

.category-card:hover .category-icon {
    transform: scale(1.2) rotate(5deg);
    color: var(--secondary);
}

.category-card:hover .category-image {
    transform: scale(1.1);
}

.category-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.4;
}


/* ============================================
   UTILITY CLASSES
   ============================================ */

.text-gradient {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass-effect {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.shadow-glow {
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.3);
}

/* ============================================
   BOOTSTRAP MODAL CUSTOMIZATION
   ============================================ */

.custom-modal-content {
    border-radius: var(--border-radius);
    border: none;
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.custom-modal-content .modal-body {
    padding: var(--spacing-xl);
}

.alert-icon,
.confirm-icon {
    font-size: 64px;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: scaleIn 0.3s ease-out;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.custom-modal-content .modal-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.custom-modal-content p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.custom-modal-content .btn {
    padding: 12px 24px;
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-base);
}

.custom-modal-content .btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border: none;
    box-shadow: var(--shadow-md);
}

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

.custom-modal-content .btn-secondary {
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    color: var(--text-primary);
}

.custom-modal-content .btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--text-tertiary);
}

/* Bootstrap Modal Styles */
.modal-backdrop {
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 1040;
}

.modal.fade {
    z-index: 1050;
}

.modal.fade .modal-dialog {
    transition: transform 0.3s ease-out;
}

.modal.show .modal-dialog {
    transform: none;
}

/* Ensure modal backdrop is removed when modal is hidden */
.modal:not(.show) {
    display: none !important;
}

.modal:not(.show) ~ .modal-backdrop {
    display: none !important;
}

/* Prevent multiple backdrops from stacking */
.modal-backdrop:not(:last-of-type) {
    display: none !important;
}

body.modal-open .modal-backdrop ~ .modal-backdrop {
    display: none !important;
}

/* Fix for custom modals (not Bootstrap modals) - these use .hidden class */
/* Duplicate removed - using the one above */

/* Ensure Bootstrap modal backdrop doesn't block clicks when modal is hidden */
body:not(.modal-open) .modal-backdrop {
    display: none !important;
    pointer-events: none !important;
}

/* Remove any lingering backdrop */
.modal-backdrop:not(.show) {
    display: none !important;
    pointer-events: none !important;
}

/* Ensure no backdrop blocks clicks when body is not modal-open */
body:not(.modal-open) .modal-backdrop {
    display: none !important;
    pointer-events: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
}

/* Ensure hidden modals don't block clicks */
.modal.hidden {
    display: none !important;
    pointer-events: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    z-index: -1 !important;
}

/* Ensure body is clickable when not modal-open */
body:not(.modal-open) {
    pointer-events: auto !important;
    overflow: auto !important;
}

/* Force remove any invisible overlays that might block clicks */
[style*="position: fixed"][style*="z-index"]:not(.modal):not(.modal-backdrop):not(#loading):not(#auth-screen):not(#app-screen) {
    pointer-events: none !important;
}

/* Ensure all interactive elements are clickable */
button, a, input, select, textarea, [onclick], [role="button"] {
    pointer-events: auto !important;
    cursor: pointer !important;
}

/* Ensure bottom navigation is always clickable */
.bottom-nav {
    pointer-events: auto !important;
    z-index: 1000 !important;
}

.bottom-nav .nav-btn {
    pointer-events: auto !important;
    cursor: pointer !important;
}

/* Ensure app content is clickable */
.app-content {
    pointer-events: auto !important;
}

/* Ensure no element blocks clicks except visible modals */
body:not(.modal-open) *:not(.modal.show):not(.modal.show *) {
    pointer-events: auto !important;
}

/* Force enable pointer events for all buttons and links */
button:not(:disabled), 
a:not([disabled]), 
[onclick]:not([disabled]),
.nav-btn,
.btn {
    pointer-events: auto !important;
    cursor: pointer !important;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}