/* === TELEGRAM-STYLE MINIMALISTIC DESIGN === */

/* Import Telegram-like fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* CSS Variables - Telegram Style */
:root {
    /* Telegram Colors */
    --tg-blue: #0088cc;
    --tg-blue-dark: #006699;
    --tg-blue-light: #40a7e3;
    --tg-blue-hover: #0077bb;
    
    /* Background Colors */
    --tg-bg-primary: #ffffff;
    --tg-bg-secondary: #f8f9fa;
    --tg-bg-tertiary: #e3f2fd;
    --tg-bg-hover: #f1f3f4;
    
    /* Text Colors */
    --tg-text-primary: #000000;
    --tg-text-secondary: #707579;
    --tg-text-tertiary: #a0a0a0;
    --tg-text-inverse: #ffffff;
    
    /* Border Colors */
    --tg-border-light: #d1d5db;
    --tg-border-medium: #9ca3af;
    --tg-border-dark: #6b7280;
    
    /* Status Colors */
    --tg-success: #00c851;
    --tg-warning: #ffbb33;
    --tg-error: #ff4444;
    --tg-info: var(--tg-blue);
    
    /* Shadows */
    --tg-shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --tg-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --tg-shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --tg-shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --tg-shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --tg-transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --tg-transition-fast: all 0.15s ease;
    --tg-transition-slow: all 0.3s ease;
    
    /* Border Radius */
    --tg-radius-xs: 4px;
    --tg-radius-sm: 6px;
    --tg-radius-md: 8px;
    --tg-radius-lg: 12px;
    --tg-radius-xl: 16px;
    --tg-radius-2xl: 20px;
    --tg-radius-full: 50%;
    
    /* Spacing */
    --tg-space-xs: 4px;
    --tg-space-sm: 8px;
    --tg-space-md: 16px;
    --tg-space-lg: 24px;
    --tg-space-xl: 32px;
    --tg-space-2xl: 48px;
    
    /* Typography */
    --tg-font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --tg-font-size-xs: 12px;
    --tg-font-size-sm: 14px;
    --tg-font-size-base: 16px;
    --tg-font-size-lg: 18px;
    --tg-font-size-xl: 20px;
    --tg-font-size-2xl: 24px;
    --tg-font-size-3xl: 30px;
    
    /* Layout */
    --tg-header-height: 56px;
    --tg-sidebar-width: 280px;
    --tg-content-max-width: 1200px;
}


/* Lazy Loading Styles */
.lazy-load {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lazy-load.loaded {
    opacity: 1;
}

/* Autocomplete Styles */
.autocomplete-container {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--tg-bg-primary);
    border: 1px solid var(--tg-border-light);
    border-top: none;
    border-radius: 0 0 var(--tg-radius-md) var(--tg-radius-md);
    box-shadow: var(--tg-shadow-lg);
    z-index: 1000;
    max-height: 200px;
    overflow-y: auto;
    display: none;
}

.autocomplete-item {
    padding: var(--tg-space-sm) var(--tg-space-md);
    cursor: pointer;
    transition: var(--tg-transition);
    border-bottom: 1px solid var(--tg-border-light);
    font-size: var(--tg-font-size-sm);
    color: var(--tg-text-primary);
}

.autocomplete-item:last-child {
    border-bottom: none;
}

.autocomplete-item:hover,
.autocomplete-item.active {
    background: var(--tg-bg-hover);
}

.search-bar {
    position: relative;
}

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

body {
    font-family: var(--tg-font-family);
    font-size: var(--tg-font-size-base);
    line-height: 1.5;
    color: var(--tg-text-primary);
    background-color: var(--tg-bg-primary);
    transition: var(--tg-transition);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Header */
.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 70px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-bottom: 4px solid #d1d5db;
    z-index: 1000;
    display: flex;
    align-items: center;
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.15);
    padding: 0 20px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: var(--tg-content-max-width);
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--tg-space-sm);
}

.logo-text {
    font-size: 28px;
    font-weight: 800;
    color: #000000;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.logo-icon {
    font-size: 24px;
    filter: hue-rotate(200deg) saturate(2);
    display: inline-block;
}

.logo-accent {
    color: #007aff;
    font-weight: 800;
    text-shadow: 2px 2px 4px rgba(0, 122, 255, 0.3);
}

.nav-menu {
    display: flex;
    gap: 20px;
    align-items: center;
}

.nav-link {
    color: var(--tg-text-primary);
    text-decoration: none;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.nav-link:hover {
    background: var(--tg-background-hover);
    color: var(--tg-blue);
}

.nav-link.active {
    background: var(--tg-blue);
    color: #ffffff;
}

.nav-stats {
    display: flex;
    gap: var(--tg-space-lg);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--tg-space-xs);
}

.stat-number {
    font-size: var(--tg-font-size-lg);
    font-weight: 600;
    color: var(--tg-blue);
}

.stat-label {
    font-size: var(--tg-font-size-xs);
    color: var(--tg-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Top Controls */
.top-controls {
    position: fixed;
    top: var(--tg-space-md);
    right: var(--tg-space-lg);
    display: flex;
    align-items: center;
    gap: var(--tg-space-md);
    z-index: 1001;
}

#rat-container {
    width: 48px;
    height: 48px;
    cursor: pointer;
    transition: var(--tg-transition);
}

#rat-container:hover {
    transform: scale(1.1);
}

#rat-avatar {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

/* Login Button */
.login-btn {
    padding: 12px 18px;
    background: linear-gradient(135deg, #007aff 0%, #0056cc 100%);
    color: #ffffff;
    border: 3px solid #007aff;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 15px rgba(0, 122, 255, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.login-btn:hover {
    background: linear-gradient(135deg, #0056cc 0%, #003d99 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 122, 255, 0.4);
    border-color: #0056cc;
}

.user-menu {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--tg-space-xs);
}

.user-menu .username {
    font-weight: 600;
    font-size: var(--tg-font-size-sm);
    color: white;
}

.auth-badge {
    background: var(--tg-success);
    color: white;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: var(--tg-radius-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--tg-space-sm);
    background: var(--tg-bg-primary);
    border: 1px solid var(--tg-border-light);
    border-radius: var(--tg-radius-lg);
    box-shadow: var(--tg-shadow-lg);
    min-width: 160px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--tg-transition);
}

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

.dropdown-item {
    display: block;
    padding: var(--tg-space-sm) var(--tg-space-md);
    color: var(--tg-text-primary);
    text-decoration: none;
    font-size: var(--tg-font-size-sm);
    transition: var(--tg-transition);
}

.dropdown-item:hover {
    background: var(--tg-bg-hover);
}

/* Main Content */
.main-content {
    margin-top: var(--tg-header-height);
    min-height: calc(100vh - var(--tg-header-height));
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: var(--tg-space-2xl) var(--tg-space-lg);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.9) 0%, rgba(118, 75, 162, 0.9) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: var(--tg-font-size-3xl);
    font-weight: 700;
    color: #ffffff;
    margin-bottom: var(--tg-space-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content p {
    font-size: var(--tg-font-size-lg);
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* Search Section */
.search-section {
    padding: var(--tg-space-xl) var(--tg-space-lg);
    background: var(--tg-bg-primary);
}

.search-container {
    max-width: var(--tg-content-max-width);
    margin: 0 auto;
}

.search-bar {
    display: flex;
    gap: var(--tg-space-md);
    margin-bottom: var(--tg-space-lg);
}

.search-input {
    flex: 1;
    padding: var(--tg-space-md);
    border: 1px solid var(--tg-border-light);
    border-radius: var(--tg-radius-lg);
    font-size: var(--tg-font-size-base);
    background: var(--tg-bg-primary);
    color: var(--tg-text-primary);
    transition: var(--tg-transition);
}

.search-input:focus {
    outline: none;
    border-color: var(--tg-blue);
    box-shadow: 0 0 0 3px rgba(0, 136, 204, 0.1);
}

.search-button {
    padding: var(--tg-space-md) var(--tg-space-lg);
    background: var(--tg-blue);
    color: var(--tg-text-inverse);
    border: none;
    border-radius: var(--tg-radius-lg);
    font-size: var(--tg-font-size-base);
    font-weight: 500;
    cursor: pointer;
    transition: var(--tg-transition);
}

.search-button:hover {
    background: var(--tg-blue-hover);
    transform: translateY(-1px);
}

.filters-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--tg-space-md);
    margin-bottom: var(--tg-space-lg);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--tg-space-xs);
}

.filter-label {
    font-size: var(--tg-font-size-sm);
    font-weight: 500;
    color: var(--tg-text-secondary);
}

.filter-select,
.filter-input {
    padding: var(--tg-space-sm) var(--tg-space-md);
    border: 1px solid var(--tg-border-light);
    border-radius: var(--tg-radius-md);
    font-size: var(--tg-font-size-sm);
    background: var(--tg-bg-primary);
    color: var(--tg-text-primary);
    transition: var(--tg-transition);
}

.filter-select:focus,
.filter-input:focus {
    outline: none;
    border-color: var(--tg-blue);
}

.clear-filters-btn {
    padding: var(--tg-space-sm) var(--tg-space-md);
    background: transparent;
    color: var(--tg-text-secondary);
    border: 1px solid var(--tg-border-light);
    border-radius: var(--tg-radius-md);
    font-size: var(--tg-font-size-sm);
    cursor: pointer;
    transition: var(--tg-transition);
}

.clear-filters-btn:hover {
    background: var(--tg-bg-hover);
    color: var(--tg-text-primary);
}

/* Results Info */
.results-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--tg-space-lg);
    padding: var(--tg-space-md) 0;
    border-bottom: 1px solid var(--tg-border-light);
}

.results-count {
    font-size: var(--tg-font-size-sm);
    color: var(--tg-text-secondary);
}

/* Auctions Grid */
.auctions-section {
    padding: var(--tg-space-xl) var(--tg-space-lg);
}

.auctions-container {
    max-width: var(--tg-content-max-width);
    margin: 0 auto;
}

.auctions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--tg-space-lg);
}

.auction-card {
    background: #ffffff;
    border: 4px solid var(--tg-border-light);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    position: relative;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    animation: fadeInUp 0.6s ease-out;
}

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

.auction-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 136, 204, 0.3);
    border-color: var(--tg-blue);
    border-width: 5px;
}

.auction-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: var(--tg-bg-secondary);
}

.auction-content {
    padding: var(--tg-space-lg);
}

.auction-title {
    font-size: var(--tg-font-size-lg);
    font-weight: 600;
    color: var(--tg-text-primary);
    margin-bottom: var(--tg-space-sm);
    line-height: 1.4;
}

.auction-description {
    font-size: var(--tg-font-size-sm);
    color: var(--tg-text-secondary);
    margin-bottom: var(--tg-space-md);
    line-height: 1.5;
}

.auction-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--tg-space-md);
}

.auction-price {
    font-size: var(--tg-font-size-xl);
    font-weight: 700;
    color: var(--tg-blue);
}

.auction-timer {
    font-size: var(--tg-font-size-sm);
    color: var(--tg-text-secondary);
    padding: var(--tg-space-xs) var(--tg-space-sm);
    background: var(--tg-bg-secondary);
    border-radius: var(--tg-radius-md);
}

.auction-timer.urgent {
    color: var(--tg-error);
    background: linear-gradient(135deg, rgba(255, 68, 68, 0.1) 0%, rgba(255, 68, 68, 0.2) 100%);
    border: 1px solid rgba(255, 68, 68, 0.3);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { 
        opacity: 1; 
        transform: scale(1);
    }
    50% { 
        opacity: 0.8; 
        transform: scale(1.02);
    }
}

/* Timer Progress Bar */
.timer-progress {
    width: 100%;
    height: 4px;
    background: var(--tg-border-light);
    border-radius: 2px;
    overflow: hidden;
    margin-top: var(--tg-space-xs);
}

.timer-progress-bar {
    height: 100%;
    background: var(--tg-blue);
    transition: width 1s ease;
    border-radius: 2px;
}

.timer-progress-bar.urgent {
    background: var(--tg-error);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.auction-actions {
    display: flex;
    gap: var(--tg-space-sm);
}

.bid-button {
    flex: 1;
    padding: 15px 20px;
    background: linear-gradient(135deg, #007aff 0%, #0056cc 100%);
    color: #ffffff;
    border: 3px solid #007aff;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 6px 20px rgba(0, 122, 255, 0.4);
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bid-button:hover {
    background: linear-gradient(135deg, #0056cc 0%, #003d99 100%);
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 122, 255, 0.6);
    border-color: #0056cc;
}

.bid-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(0, 136, 204, 0.3);
}

/* Reviews Section */
.reviews-section {
    padding: var(--tg-space-xl) var(--tg-space-lg);
    background: var(--tg-bg-secondary);
}

.reviews-container {
    max-width: var(--tg-content-max-width);
    margin: 0 auto;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--tg-space-lg);
}

.review-can {
    background: var(--tg-bg-primary);
    border: 1px solid var(--tg-border-light);
    border-radius: var(--tg-radius-xl);
    padding: var(--tg-space-lg);
    text-align: center;
    transition: var(--tg-transition);
    cursor: pointer;
}

.review-can:hover {
    transform: translateY(-2px);
    box-shadow: var(--tg-shadow-md);
}

.review-can.shining {
    border-color: var(--tg-success);
    background: linear-gradient(135deg, rgba(0, 200, 81, 0.05) 0%, rgba(0, 200, 81, 0.1) 100%);
}

.review-can.cracked {
    border-color: var(--tg-error);
    background: linear-gradient(135deg, rgba(255, 68, 68, 0.05) 0%, rgba(255, 68, 68, 0.1) 100%);
}

.review-title {
    font-size: var(--tg-font-size-base);
    font-weight: 600;
    color: var(--tg-text-primary);
    margin-bottom: var(--tg-space-sm);
}

.review-text {
    font-size: var(--tg-font-size-sm);
    color: var(--tg-text-secondary);
    line-height: 1.5;
}

/* Loading States */
.loading-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--tg-space-2xl);
    color: var(--tg-text-secondary);
}

.loading-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--tg-border-light);
    border-top: 3px solid var(--tg-blue);
    border-radius: var(--tg-radius-full);
    animation: spin 1s linear infinite;
    margin-bottom: var(--tg-space-md);
}

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

/* Notifications */
.notifications-container {
    position: fixed;
    top: calc(var(--tg-header-height) + var(--tg-space-md));
    right: var(--tg-space-lg);
    z-index: 1002;
    display: flex;
    flex-direction: column;
    gap: var(--tg-space-sm);
}

.notification {
    background: var(--tg-bg-primary);
    border: 1px solid var(--tg-border-light);
    border-radius: var(--tg-radius-lg);
    padding: var(--tg-space-md);
    box-shadow: var(--tg-shadow-lg);
    max-width: 300px;
    animation: slideIn 0.3s ease;
}

.notification.success {
    border-color: var(--tg-success);
    background: linear-gradient(135deg, rgba(0, 200, 81, 0.05) 0%, rgba(0, 200, 81, 0.1) 100%);
}

.notification.error {
    border-color: var(--tg-error);
    background: linear-gradient(135deg, rgba(255, 68, 68, 0.05) 0%, rgba(255, 68, 68, 0.1) 100%);
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .top-nav {
        padding: 0 var(--tg-space-md);
        height: 50px;
    }
    
    .nav-stats {
        display: none;
    }
    
    .top-controls {
        right: var(--tg-space-md);
        top: var(--tg-space-sm);
    }
    
    #rat-container {
        width: 40px;
        height: 40px;
    }
    
    .login-btn {
        padding: var(--tg-space-xs) var(--tg-space-sm);
        font-size: var(--tg-font-size-xs);
    }
    
    .hero-section,
    .search-section,
    .auctions-section,
    .reviews-section {
        padding: var(--tg-space-lg) var(--tg-space-md);
    }
    
    .hero-content h1 {
        font-size: var(--tg-font-size-2xl);
    }
    
    .hero-content p {
        font-size: var(--tg-font-size-base);
    }
    
    .search-bar {
        flex-direction: column;
        gap: var(--tg-space-sm);
    }
    
    .search-input {
        font-size: 16px; /* Предотвращает зум на iOS */
    }
    
    .filters-container {
        grid-template-columns: 1fr;
        gap: var(--tg-space-sm);
    }
    
    .auctions-grid,
    .reviews-grid {
        grid-template-columns: 1fr;
        gap: var(--tg-space-md);
    }
    
    .auction-card {
        border-radius: var(--tg-radius-lg);
    }
    
    .auction-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--tg-space-sm);
    }
    
    .auction-actions {
        margin-top: var(--tg-space-md);
    }
    
    .bid-button {
        width: 100%;
        padding: var(--tg-space-md);
        font-size: var(--tg-font-size-base);
        min-height: 44px; /* Минимальный размер для тач-интерфейса */
    }
}

@media (max-width: 480px) {
    :root {
        --tg-space-lg: 12px;
        --tg-space-xl: 16px;
        --tg-space-2xl: 24px;
    }
    
    .top-nav {
        height: 45px;
        padding: 0 var(--tg-space-sm);
    }
    
    .logo-text {
        font-size: var(--tg-font-size-base);
    }
    
    .top-controls {
        right: var(--tg-space-sm);
        top: var(--tg-space-xs);
    }
    
    #rat-container {
        width: 35px;
        height: 35px;
    }
    
    .hero-section {
        padding: var(--tg-space-lg) var(--tg-space-sm);
    }
    
    .hero-content h1 {
        font-size: var(--tg-font-size-xl);
        margin-bottom: var(--tg-space-sm);
    }
    
    .hero-content p {
        font-size: var(--tg-font-size-sm);
    }
    
    .search-section,
    .auctions-section,
    .reviews-section {
        padding: var(--tg-space-md) var(--tg-space-sm);
    }
    
    .search-input,
    .filter-input,
    .filter-select {
        font-size: 16px; /* Предотвращает зум на iOS */
        padding: var(--tg-space-md);
    }
    
    .search-button {
        padding: var(--tg-space-md) var(--tg-space-lg);
        font-size: var(--tg-font-size-base);
    }
    
    .auction-content {
        padding: var(--tg-space-md);
    }
    
    .auction-title {
        font-size: var(--tg-font-size-base);
    }
    
    .auction-price {
        font-size: var(--tg-font-size-lg);
    }
    
    .notifications-container {
        right: var(--tg-space-sm);
        left: var(--tg-space-sm);
        top: calc(var(--tg-header-height) + var(--tg-space-sm));
    }
    
    .notification {
        max-width: none;
        padding: var(--tg-space-md);
        font-size: var(--tg-font-size-sm);
    }
    
    /* Улучшения для тач-интерфейса */
    .auction-card {
        cursor: pointer;
        -webkit-tap-highlight-color: rgba(0, 136, 204, 0.1);
    }
    
    .auction-card:active {
        transform: scale(0.98);
    }
    
    .bid-button {
        min-height: 48px;
        font-weight: 600;
    }
    
    /* Улучшения для скролла */
    body {
        -webkit-overflow-scrolling: touch;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--tg-space-xs); }
.mb-2 { margin-bottom: var(--tg-space-sm); }
.mb-3 { margin-bottom: var(--tg-space-md); }
.mb-4 { margin-bottom: var(--tg-space-lg); }
.mb-5 { margin-bottom: var(--tg-space-xl); }

.hidden { display: none; }
.visible { display: block; }

.opacity-0 { opacity: 0; }
.opacity-50 { opacity: 0.5; }
.opacity-100 { opacity: 1; }

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Focus styles for accessibility */
button:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--tg-blue);
    outline-offset: 2px;
}

/* Selection styles */
::selection {
    background: var(--tg-blue);
    color: var(--tg-text-inverse);
}