/* site/css/style.css */

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

:root {
    /* Основные цвета */
    --primary-color: #4a90e2;
    --primary-dark: #357abd;
    --primary-light: #6ba5e8;
    --secondary-color: #2c3e50;
    --secondary-dark: #1e2b37;
    --success-color: #27ae60;
    --success-dark: #219a52;
    --success-light: #2ecc71;
    --danger-color: #e74c3c;
    --danger-dark: #c0392b;
    --warning-color: #f39c12;
    --warning-dark: #e67e22;
    --light-gray: #f5f6fa;
    --medium-gray: #e1e4e8;
    --dark-gray: #34495e;
    --text-color: #2c3e50;
    --text-light: #7f8c8d;
    --border-color: #dcdde1;
    --shadow: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-hover: 0 5px 15px rgba(0,0,0,0.2);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
    --border-radius: 8px;
    --border-radius-sm: 4px;
    --border-radius-lg: 12px;
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;
}

/* Dark theme variables (можно включить позже) */
.dark-theme {
    --primary-color: #5f9ea0;
    --secondary-color: #1a2634;
    --text-color: #ecf0f1;
    --light-gray: #2c3e50;
    --border-color: #34495e;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: linear-gradient(135deg, var(--light-gray) 0%, #ffffff 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
    animation: fadeIn 0.5s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

/* Header Styles */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    margin-bottom: 30px;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    flex-wrap: wrap;
    gap: 15px;
}

.logo {
    font-size: 28px;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 2px 4px rgba(74, 144, 226, 0.3));
}

.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.user-info .username {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 600;
    padding: 5px 10px;
    border-radius: 20px;
    transition: var(--transition);
    position: relative;
}

.user-info .username:hover {
    color: var(--primary-color);
    background: white;
}

.user-info .username::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

.user-info .username:hover::after {
    width: 80%;
}

.balance-link {
    color: var(--success-color);
    text-decoration: none;
    font-weight: 700;
    padding: 5px 15px;
    border-radius: 20px;
    background: white;
    transition: var(--transition);
    border: 1px solid var(--success-color);
    box-shadow: 0 2px 4px rgba(39, 174, 96, 0.1);
}

.balance-link:hover {
    background: var(--success-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(39, 174, 96, 0.2);
}

.btn-topup {
    background: var(--success-color);
    color: white;
    border: none;
    padding: 8px 20px;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: 0 2px 4px rgba(39, 174, 96, 0.2);
}

.btn-topup:hover {
    background: var(--success-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(39, 174, 96, 0.3);
}

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

/* Footer Styles */
.footer {
    background: white;
    padding: 40px 0 20px;
    margin-top: 60px;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.05);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-links {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--dark-gray);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
    position: relative;
}

.footer-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-color);
}

.footer-links a:hover::after {
    width: 100%;
}

.footer-copyright {
    color: var(--text-light);
    font-size: 14px;
    text-align: right;
}

.footer-copyright small {
    display: block;
    margin-top: 5px;
    color: var(--text-light);
    font-size: 12px;
}

/* Button Styles */
.btn {
    display: inline-block;
    padding: 12px 24px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
    text-align: center;
    box-shadow: 0 2px 4px rgba(74, 144, 226, 0.2);
    position: relative;
    overflow: hidden;
}

.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;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(74, 144, 226, 0.3);
}

.btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(74, 144, 226, 0.2);
}

.btn-small {
    padding: 8px 16px;
    font-size: 13px;
	border-radius:20px;
}

.btn-large {
    padding: 14px 32px;
    font-size: 16px;
}

.btn-primary {
    background: var(--primary-color);
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-success {
    background: var(--success-color);
    box-shadow: 0 2px 4px rgba(39, 174, 96, 0.2);
}

.btn-success:hover {
    background: var(--success-dark);
    box-shadow: 0 6px 12px rgba(39, 174, 96, 0.3);
}

.btn-danger {
    background: var(--danger-color);
    box-shadow: 0 2px 4px rgba(231, 76, 60, 0.2);
}

.btn-danger:hover {
    background: var(--danger-dark);
    box-shadow: 0 6px 12px rgba(231, 76, 60, 0.3);
}

.btn-filter {
    background: var(--secondary-color);
    box-shadow: 0 2px 4px rgba(44, 62, 80, 0.2);
}

.btn-filter:hover {
    background: var(--dark-gray);
}

.btn-reset {
    background: var(--light-gray);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    box-shadow: none;
}

.btn-reset:hover {
    background: var(--medium-gray);
    color: var(--text-color);
    transform: translateY(-2px);
}

.btn-buy {
    width: 100%;
    text-align: center;
    background: var(--success-color);
    font-size: 16px;
    padding: 14px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.btn-buy:hover {
    background: var(--success-dark);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

/* Filters Section */
.filters {
    background: white;
    padding: 25px;
    border-radius: var(--border-radius-lg);
    margin-bottom: 30px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.filter-form {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    align-items: flex-end;
}

.filter-group {
    flex: 1;
    min-width: 220px;
}

.filter-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 13px;
    color: var(--dark-gray);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.filter-group select,
.filter-group input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 14px;
    transition: var(--transition);
    background: white;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 16px;
}

.filter-group select:focus,
.filter-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.product-card {
    background: white;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
    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-color), var(--success-color));
    transform: scaleX(0);
    transition: var(--transition);
    transform-origin: left;
}

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

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.product-link {
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-image {
    height: 220px;
    overflow: hidden;
    background: var(--light-gray);
    position: relative;
}

.product-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 50%, rgba(0,0,0,0.1));
    pointer-events: none;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
}

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

.product-info {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
    background: linear-gradient(to bottom, white, #fafafa);
}

.product-info h3 {
    margin-bottom: 12px;
    font-size: 16px;
    color: var(--secondary-color);
    line-height: 1.4;
    height: 44px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    font-weight: 600;
}

.product-meta {
    display: flex;
    gap: 8px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.category,
.address {
    font-size: 11px;
    padding: 4px 10px;
    border-radius: 20px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.category {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 2px 4px rgba(74, 144, 226, 0.2);
}

.address {
    background: var(--light-gray);
    color: var(--dark-gray);
    border: 1px solid var(--border-color);
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: 15px;
    border-top: 2px solid var(--border-color);
}

.price {
    font-size: 22px;
    font-weight: 800;
    color: var(--success-color);
    letter-spacing: -0.5px;
}

.available {
    font-size: 13px;
    color: var(--dark-gray);
    background: var(--light-gray);
    padding: 4px 10px;
    border-radius: 20px;
    font-weight: 500;
    border: 1px solid var(--border-color);
}

/* Load More Button */
.load-more {
    text-align: center;
    margin: 40px 0;
}

.load-more .btn {
    padding: 14px 50px;
    font-size: 16px;
    background: var(--secondary-color);
    border-radius: 30px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.load-more .btn:hover {
    background: var(--dark-gray);
}

/* Auth Pages */
.auth-container {
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-dark) 100%);
}

.auth-box {
    background: white;
    padding: 50px 40px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 450px;
    animation: slideUp 0.5s ease;
    position: relative;
    overflow: hidden;
}

.auth-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--success-color));
}

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

.auth-box h1 {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 30px;
    font-size: 32px;
    font-weight: 800;
}

.auth-form h2 {
    margin-bottom: 25px;
    font-size: 22px;
    color: var(--secondary-color);
    text-align: center;
    font-weight: 600;
}

/* Form Styles */
.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark-gray);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 20px;
    transition: var(--transition);
    background: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

.form-group input:disabled {
    background: var(--light-gray);
    cursor: not-allowed;
    opacity: 0.7;
}

.form-group small {
    display: block;
    margin-top: 8px;
    font-size: 12px;
    color: var(--text-light);
}

/* Phone Input Group */
.phone-input-group {
    display: flex;
    align-items: center;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    background: white;
    transition: var(--transition);
}

.phone-input-group:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

.phone-code {
    background: var(--light-gray);
    padding: 14px 20px;
    border-right: 2px solid var(--border-color);
    font-weight: 600;
    color: var(--dark-gray);
    font-size: 15px;
    min-width: 80px;
    text-align: center;
}

.phone-input-group input {
    flex: 1;
    border: none;
    border-radius: 0;
    padding: 14px 16px;
}

.phone-input-group input:focus {
    outline: none;
    box-shadow: none;
}

/* Messages */
.error,
.success,
.message {
    padding: 15px 20px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    font-size: 14px;
    animation: slideIn 0.3s ease;
    position: relative;
    padding-left: 50px;
}

.error::before,
.success::before,
.message::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    background-size: contain;
}

.error {
    background: #fdeaea;
    color: var(--danger-color);
    border: 1px solid #f5c6cb;
}

.error::before {
    content: '⚠️';
}

.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.success::before {
    content: '✓';
    font-size: 18px;
    font-weight: bold;
}

/* Auth Links */
.auth-links {
    margin-top: 25px;
    text-align: center;
}

.auth-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
    font-weight: 500;
}

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

/* Help Block */
.help-block {
    margin-top: 30px;
    padding-top: 25px;
    border-top: 2px solid var(--border-color);
    text-align: center;
    background: var(--light-gray);
    padding: 20px;
    border-radius: var(--border-radius);
}

.help-block p {
    margin-bottom: 15px;
    color: var(--dark-gray);
    font-size: 14px;
    font-weight: 500;
}

.help-links {
    display: flex;
    justify-content: space-between;
    gap: 0;
    flex-wrap: wrap;
}

.help-links a {
    color: white;
    text-decoration: none;
    font-size: 13px;
    padding: 8px 15px;
    border-radius: 30px;
    transition: var(--transition);
    font-weight: 500;
}

.help-links a:first-child {
    background: #0088cc;
}

.help-links a:nth-child(2) {
    background: #25D366;
}

.help-links a:last-child {
    background: var(--dark-gray);
}

.help-links a:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

/* Product Detail Page */
.product-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    background: white;
    padding: 40px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    margin-bottom: 30px;
    border: 1px solid var(--border-color);
}

.product-detail-image {
    border-radius: var(--border-radius);
    overflow: hidden;
    background: var(--light-gray);
    position: relative;
    box-shadow: var(--shadow);
}

.product-detail-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 70%, rgba(0,0,0,0.1));
    pointer-events: none;
}

.product-detail-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s ease;
}

.product-detail-image:hover img {
    transform: scale(1.03);
}

.product-detail-info h1 {
    margin-bottom: 20px;
    color: var(--secondary-color);
    font-size: 32px;
    font-weight: 800;
    line-height: 1.3;
}

.product-description {
    margin: 25px 0;
    line-height: 1.8;
    color: var(--text-color);
    font-size: 16px;
    padding: 20px;
    background: var(--light-gray);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
}

.price-block {
    display: flex;
    align-items: baseline;
    gap: 20px;
    margin: 25px 0;
    padding: 25px;
    background: linear-gradient(135deg, var(--light-gray), white);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.price-block .price {
    font-size: 36px;
    color: var(--success-color);
}

.price-block .available {
    font-size: 16px;
    padding: 8px 20px;
}

.buy-form {
    margin-top: 30px;
}

.buy-form .form-group {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.buy-form .form-group label {
    margin-bottom: 0;
    min-width: 100px;
    font-size: 16px;
}

.buy-form input[type="number"] {
    width: 120px;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 16px;
    text-align: center;
    font-weight: 600;
}

.buy-form input[type="number"]:focus {
    border-color: var(--success-color);
}

.available-codes {
    background: white;
    padding: 30px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.available-codes h3 {
    margin-bottom: 20px;
    color: var(--secondary-color);
    font-size: 20px;
    font-weight: 600;
}

.codes-list {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.code-preview {
    background: linear-gradient(135deg, var(--light-gray), white);
    padding: 12px 25px;
    border-radius: 30px;
    font-family: monospace;
    font-size: 16px;
    color: var(--dark-gray);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.code-preview:hover {
    transform: scale(1.05);
    border-color: var(--primary-color);
}

.out-of-stock {
    color: var(--danger-color);
    font-weight: 600;
    font-size: 18px;
    text-align: center;
    padding: 30px;
    background: #fdeaea;
    border-radius: var(--border-radius);
    border: 1px solid #f5c6cb;
}

/* Account Menu */
.account-menu {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    flex-wrap: wrap;
    background: white;
    padding: 20px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.account-menu .btn {
    background: var(--light-gray);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    box-shadow: none;
    flex: 0 1 auto;
}

.account-menu .btn:hover {
    background: var(--medium-gray);
    transform: translateY(-2px);
    border-color: var(--primary-color);
}

.account-menu .btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.account-menu .btn.active:hover {
    background: var(--primary-dark);
}

/* Account Info */
.account-info {
    background: white;
    padding: 40px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.account-info h1 {
    margin-bottom: 30px;
    color: var(--secondary-color);
    font-size: 28px;
    font-weight: 700;
    position: relative;
    padding-bottom: 15px;
}

.account-info h1::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--success-color));
    border-radius: 2px;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.info-item {
    padding: 25px;
    background: var(--light-gray);
    border-radius: var(--border-radius);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.info-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-color), var(--success-color));
}

.info-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.info-item label {
    display: block;
    font-size: 12px;
    color: var(--text-light);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.info-item .value {
    font-size: 20px;
    font-weight: 600;
    color: var(--secondary-color);
}

/* Edit Form */
.edit-form {
    max-width: 600px;
    margin-top: 30px;
}

.form-actions {
    display: flex;
    gap: 20px;
    margin-top: 30px;
}

/* Balance Page */
.balance-container {
    display: grid;
    grid-template-columns: 350px 1fr;
    gap: 30px;
}

.balance-card {
    background: white;
    padding: 40px 30px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    text-align: center;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.balance-card::before {
    content: '₽';
    position: absolute;
    top: -20px;
    right: -20px;
    font-size: 120px;
    opacity: 0.1;
    color: var(--success-color);
    transform: rotate(15deg);
}

.balance-card h1 {
    font-size: 20px;
    color: var(--text-light);
    margin-bottom: 15px;
    font-weight: 500;
}

.current-balance {
    font-size: 48px;
    font-weight: 800;
    color: var(--success-color);
    margin: 20px 0 30px;
    text-shadow: 0 2px 4px rgba(39, 174, 96, 0.2);
}

.history-card {
    background: white;
    padding: 30px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.history-card h2 {
    margin-bottom: 25px;
    color: var(--secondary-color);
    font-size: 22px;
    font-weight: 600;
}

.history-list {
    margin-top: 20px;
}

.history-item {
    display: grid;
    grid-template-columns: 150px 120px 1fr 150px;
    gap: 15px;
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    align-items: center;
    transition: var(--transition);
}

.history-item:hover {
    background: var(--light-gray);
    transform: translateX(5px);
}

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

.history-item.income .history-amount {
    color: var(--success-color);
}

.history-item.expense .history-amount {
    color: var(--danger-color);
}

.history-date {
    color: var(--text-light);
    font-size: 14px;
    font-weight: 500;
}

.history-amount {
    font-weight: 700;
    font-size: 16px;
}

.history-note {
    color: var(--text-color);
    font-size: 14px;
}

.history-balance {
    font-size: 14px;
    color: var(--text-light);
    text-align: right;
    font-weight: 500;
}

/* Top Up Page */
.topup-container {
    max-width: 600px;
    margin: 0 auto;
}

.payment-info {
    background: white;
    padding: 40px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.info-block {
    background: linear-gradient(135deg, var(--light-gray), white);
    padding: 30px;
    border-radius: var(--border-radius);
    margin: 20px 0;
    text-align: center;
    border: 2px dashed var(--primary-color);
}

.info-block p {
    margin-bottom: 20px;
    font-size: 16px;
    color: var(--dark-gray);
}

.phone-copy {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-top: 15px;
    flex-wrap: wrap;
}

.phone-copy .phone {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary-color);
    letter-spacing: 1px;
}

.topup-form {
    margin: 30px 0;
}

.topup-form input {
    width: 100%;
    padding: 14px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 16px;
    transition: var(--transition);
}

.topup-form input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

/* Orders List */
.orders-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.order-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: 25px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.order-card::before {
    content: '#';
    position: absolute;
    bottom: -10px;
    right: 10px;
    font-size: 60px;
    opacity: 0.05;
    font-weight: 800;
    color: var(--primary-color);
}

.order-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.order-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

.order-id {
    font-weight: 800;
    color: var(--primary-color);
    font-size: 18px;
}

.order-date {
    color: var(--text-light);
    font-size: 14px;
}

.order-body {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.order-info {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.order-total {
    font-weight: 800;
    color: var(--success-color);
    font-size: 20px;
}

/* Order Details */
.order-details {
    background: white;
    padding: 40px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.order-summary {
    background: linear-gradient(135deg, var(--light-gray), white);
    padding: 25px;
    border-radius: var(--border-radius);
    margin-bottom: 30px;
    border: 1px solid var(--border-color);
}

.order-summary p {
    margin: 12px 0;
    font-size: 16px;
}

.order-summary strong {
    color: var(--dark-gray);
    min-width: 120px;
    display: inline-block;
    font-weight: 600;
}

.order-details h2 {
    margin-bottom: 25px;
    color: var(--secondary-color);
    font-size: 24px;
    font-weight: 600;
}

/* Code Items */
.code-item {
    background: linear-gradient(135deg, var(--light-gray), white);
    padding: 20px 25px;
    border-radius: var(--border-radius);
    margin-bottom: 15px;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.code-item::before {
    content: '🔑';
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 24px;
    opacity: 0.2;
}

.code-item:hover {
    transform: translateX(5px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow);
}

.code-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.product-name {
    font-weight: 600;
    flex: 1;
    min-width: 200px;
    color: var(--secondary-color);
}

.code {
    font-family: 'Courier New', monospace;
    font-size: 24px;
    font-weight: 800;
    color: var(--primary-color);
    background: white;
    padding: 10px 30px;
    border-radius: 40px;
    letter-spacing: 2px;
    box-shadow: var(--shadow);
    border: 1px solid var(--primary-color);
}

.code-price {
    font-weight: 700;
    color: var(--success-color);
    font-size: 20px;
    min-width: 120px;
    text-align: right;
}

/* Order Actions */
.order-actions {
    margin-top: 30px;
    text-align: center;
}

/* Categories Grid */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.category-card {
    background: white;
    padding: 50px 30px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    text-align: center;
    text-decoration: none;
    color: var(--text-color);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 180px;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-color), var(--success-color));
    opacity: 0;
    transition: var(--transition);
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    color: white;
}

.category-card:hover::before {
    opacity: 1;
}

.category-card h2 {
    font-size: 22px;
    font-weight: 600;
    position: relative;
    z-index: 1;
}

/* Addresses Grid */
.addresses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.address-card {
    background: white;
    padding: 35px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    text-align: center;
    text-decoration: none;
    color: var(--text-color);
    transition: var(--transition);
    min-height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.address-card::before {
    content: '📍';
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 40px;
    opacity: 0.1;
    transform: rotate(10deg);
}

.address-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    background: var(--primary-color);
    color: white;
}

.address-card h2 {
    font-size: 18px;
    font-weight: 500;
    line-height: 1.5;
    position: relative;
    z-index: 1;
}

/* Breadcrumbs */
.breadcrumbs {
    margin-bottom: 25px;
    font-size: 14px;
    padding: 12px 0;
    color: var(--text-light);
}

.breadcrumbs a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
}

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

.breadcrumbs span {
    color: var(--dark-gray);
    font-weight: 600;
}

/* No Data States */
.no-products,
.no-data {
    text-align: center;
    padding: 80px 20px;
    background: white;
    border-radius: var(--border-radius-lg);
    color: var(--text-light);
    font-size: 18px;
    grid-column: 1 / -1;
    border: 2px dashed var(--border-color);
}

/* Tooltip */
.tooltip {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--success-color);
    color: white;
    padding: 20px 40px;
    border-radius: 50px;
    z-index: 9999;
    box-shadow: var(--shadow-lg);
    animation: fadeInOut 2s forwards;
    font-weight: 600;
    font-size: 18px;
}

/* Spinner */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
    margin-right: 10px;
    vertical-align: middle;
}

/* Scroll to Top Button */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 24px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    z-index: 99;
    display: flex;
    align-items: center;
    justify-content: center;
}

.scroll-top:hover {
    background: var(--primary-dark);
    transform: translateY(-3px) scale(1.1);
    box-shadow: var(--shadow-hover);
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 30px;
    height: 30px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Animations */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInOut {
    0% {
        opacity: 0;
        transform: translate(-50%, -30%);
    }
    10% {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
    90% {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -70%);
    }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

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

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

.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }
.mt-4 { margin-top: 40px; }
.mt-5 { margin-top: 50px; }

.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }
.mb-4 { margin-bottom: 40px; }
.mb-5 { margin-bottom: 50px; }

.p-1 { padding: 10px; }
.p-2 { padding: 20px; }
.p-3 { padding: 30px; }
.p-4 { padding: 40px; }
.p-5 { padding: 50px; }

.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}

.flex {
    display: flex;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.flex-column {
    display: flex;
    flex-direction: column;
}

.gap-1 { gap: 10px; }
.gap-2 { gap: 20px; }
.gap-3 { gap: 30px; }

/* Hover Effects */
.hover-scale {
    transition: var(--transition);
}

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

.hover-shadow {
    transition: var(--transition);
}

.hover-shadow:hover {
    box-shadow: var(--shadow-hover);
}

.hover-lift {
    transition: var(--transition);
}

.hover-lift:hover {
    transform: translateY(-3px);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

::-webkit-scrollbar-track {
    background: var(--light-gray);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb {
    background: var(--dark-gray);
    border-radius: 6px;
    border: 2px solid var(--light-gray);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

/* Selection Color */
::selection {
    background: var(--primary-color);
    color: white;
}

::-moz-selection {
    background: var(--primary-color);
    color: white;
}

/* Focus Outline */
:focus-visible {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 0 15px;
    }
    
    .product-detail {
        padding: 30px;
        gap: 30px;
    }
    
    .balance-container {
        grid-template-columns: 1fr;
    }
    
    .history-item {
        grid-template-columns: 120px 100px 1fr 120px;
        gap: 10px;
    }
}

@media (max-width: 768px) {
    .header-content {
        text-align: center;
    }
    
    .header-right {
		gap:0;
	}
    
    .user-info {
        width: 100%;
		gap:10px;
		font-size:12px;
    }
	.user-info .username {
		padding: 5px;
	}
	.user-info .balance-link {
		padding:5px;
		font-size:10px;
	}
	.user-info .btn-small {
		padding:5px;
		font-size:10px;
		border-radius: 20px;
        border: 1px solid var(--primary-color);
	}
	
	.payment-info h1 {font-size:25px;}
	
	.info-block p {margin-bottom:10px;}
    
    .product-detail {
        grid-template-columns: 1fr;
        gap: 25px;
        padding: 20px;
    }
    
	.filters{
		
	}
    .filter-form {
        justify-content:space-between;
		gap:10px;
    }
    
    .filter-group {
        width: 100%;
        min-width: 48%;
    }
	.filter-group label {
		margin-bottom:2px;
	}
	.filter-form .btn-filter {
		line-height: 1;
		min-width:48%;
	}
	.filter-form .btn-reset {
		line-height: 1;
		min-width:48%;
	}
    
    .order-body {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .order-info {
        flex-direction: column;
        gap: 10px;
    }
    
    .code-info {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }
    
    .code {
        width: 100%;
        text-align: center;
        font-size: 20px;
    }
    
    .code-price {
        text-align: left;
    }
    
    .help-links {
        flex-direction: column;
        gap: 10px;
    }
    
    .help-links a {
        display: block;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .price-block {
		justify-content:space-between;
        flex-direction: unset;
        align-items: unset;
        gap: unset;
		background:unset;
		border:unset;
		padding:0;
    }
	.price-block .price {
		font-size:28px;
	}
	.help-links{
		justify-content:space-between;
		flex-direction:unset;
	}
	.help-links a{
		width:auto;
		padding:8px;
		font-size:12px;
	}
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
    
    .history-item {
        grid-template-columns: 1fr;
        gap: 8px;
        padding: 15px;
    }
    
    .history-balance {
        text-align: left;
    }
    
    .phone-copy {
        flex-direction: column;
		margin-top:10px;
    }
    
    .phone-copy .phone {
        font-size: 22px;
    }
    
    .account-menu {
        flex-direction: unset;
		justify-content:space-between;
    }
    
    .account-menu .btn {
        width: 48%;
    }
}

@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .auth-box {
        padding: 30px 20px;
    }
    
    .product-meta {
        flex-direction: column;
    }
    
    .category,
    .address {
        text-align: center;
    }
    
    .product-footer {
        flex-direction: unset;
        gap: 10px;
        text-align: center;
    }
    
    .buy-form .form-group {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .buy-form .form-group label {
        min-width: auto;
    }
    
    .buy-form input[type="number"] {
        width: 100%;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions .btn {
        width: 100%;
    }
    
    .order-header {
        flex-direction: column;
        gap: 5px;
    }
    
    .codes-list {
        justify-content: center;
    }
    
    .code-preview {
        width: 100%;
        text-align: center;
    }
    
    .scroll-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 20px;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .account-menu,
    .btn,
    .load-more,
    .scroll-top,
    .help-block,
    .filters {
        display: none !important;
    }
    
    body {
        background: white;
    }
    
    .container {
        max-width: 100%;
        padding: 0;
    }
    
    .product-detail,
    .order-details {
        box-shadow: none;
        padding: 20px;
        border: 1px solid #ddd;
    }
    
    .code {
        border: 1px solid #000;
        color: #000;
    }
}