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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--tg-theme-bg-color, #ffffff);
    color: var(--tg-theme-text-color, #000000);
    /* Safe Area для fullscreen mode */
    padding-top: env(safe-area-inset-top, 0);
    padding-bottom: env(safe-area-inset-bottom, 0);
    padding-left: env(safe-area-inset-left, 0);
    padding-right: env(safe-area-inset-right, 0);
}

#app {
    max-width: 100%;
    min-height: 100vh;
    min-height: var(--tg-viewport-stable-height, 100vh);
    display: flex;
    flex-direction: column;
}

/* Subscription Alert (вместо хедера) */
.subscription-alert {
    padding: 0.75rem 1rem;
    background-color: var(--tg-theme-destructive-text-color, #f44336);
    color: white;
    text-align: center;
    font-size: 0.9rem;
    font-weight: 500;
}

/* Subscription Badge */
.subscription-badge {
    font-size: 0.85rem;
}

.subscription-badge .badge {
    display: inline-block;
    padding: 0.4rem 0.8rem;
    border-radius: 16px;
    font-weight: 600;
}

.badge-active {
    background-color: #4caf50;
    color: white;
}

.badge-trial {
    background-color: #ff9800;
    color: white;
}

.badge-expired,
.badge-canceled,
.badge-inactive {
    background-color: #f44336;
    color: white;
}

/* Navigation */
nav {
    display: flex;
    justify-content: space-around;
    background-color: var(--tg-theme-bg-color, #fff);
    border-bottom: 1px solid var(--tg-theme-hint-color, #ccc);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-btn {
    flex: 1;
    padding: 0.75rem;
    border: none;
    background: none;
    color: var(--tg-theme-text-color, #000);
    font-size: 0.9rem;
    cursor: pointer;
    position: relative;
}

.nav-btn.active {
    color: var(--tg-theme-button-color, #3390ec);
    border-bottom: 2px solid var(--tg-theme-button-color, #3390ec);
}

.nav-btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.lock-icon {
    font-size: 0.8rem;
    margin-left: 4px;
}

#cart-count {
    background-color: var(--tg-theme-button-color, #3390ec);
    color: var(--tg-theme-button-text-color, #fff);
    border-radius: 10px;
    padding: 2px 6px;
    font-size: 0.7rem;
    margin-left: 4px;
}

/* Main content */
main {
    padding: 1rem;
}

.page {
    display: none;
}

.page.active {
    display: block;
}

/* Search Row */
.search-row {
    margin-bottom: 0.5rem;
}

.search-row input {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--tg-theme-hint-color, #ccc);
    border-radius: 8px;
    font-size: 0.9rem;
    background-color: var(--tg-theme-secondary-bg-color, #f5f5f5);
    color: var(--tg-theme-text-color, #000);
}

/* Sort Button (внутри categories-wrapper) */
.sort-btn {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--tg-theme-hint-color, #ccc);
    border-radius: 20px;
    background-color: var(--tg-theme-secondary-bg-color, #f0f0f0);
    color: var(--tg-theme-text-color, #000);
    font-size: 1rem;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
    flex-shrink: 0;
}

.sort-btn:active {
    background: var(--tg-theme-hint-color, #ddd);
}

/* Search Box */
.search-box {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    animation: slideDown 0.2s ease;
}

.search-box.hidden {
    display: none;
}

.search-box input {
    flex: 1;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--tg-theme-hint-color, #ccc);
    border-radius: 8px;
    font-size: 0.9rem;
    background-color: var(--tg-theme-bg-color, #fff);
    color: var(--tg-theme-text-color, #000);
}

.search-close {
    width: 36px;
    height: 36px;
    border: none;
    border-radius: 50%;
    background: var(--tg-theme-secondary-bg-color, #f0f0f0);
    font-size: 1rem;
    cursor: pointer;
}

/* Sort Popup */
.sort-popup {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--tg-theme-bg-color, #fff);
    border-radius: 16px 16px 0 0;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
    padding: 1rem;
    z-index: 1000;
    animation: slideUp 0.2s ease;
}

.sort-popup.hidden {
    display: none;
}

.sort-popup-header {
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 0.75rem;
    text-align: center;
    color: var(--tg-theme-text-color, #000);
}

.sort-options {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.sort-option {
    padding: 0.75rem 1rem;
    border: none;
    border-radius: 8px;
    background: transparent;
    text-align: left;
    font-size: 0.95rem;
    cursor: pointer;
    color: var(--tg-theme-text-color, #000);
    transition: background 0.2s;
}

.sort-option:active,
.sort-option.active {
    background: var(--tg-theme-button-color, #3390ec);
    color: var(--tg-theme-button-text-color, #fff);
}

/* Overlay для popup */
.sort-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.3);
    z-index: 999;
}

.sort-overlay.hidden {
    display: none;
}

@keyframes slideUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

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

/* Categories */
.categories-wrapper {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    margin-bottom: 1rem;
}

.category-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--tg-theme-hint-color, #ccc);
    border-radius: 20px;
    background-color: var(--tg-theme-secondary-bg-color, #f0f0f0);
    color: var(--tg-theme-text-color, #000);
    font-size: 0.9rem;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
}

.category-btn.active {
    background-color: var(--tg-theme-button-color, #3390ec);
    color: var(--tg-theme-button-text-color, #fff);
    border-color: var(--tg-theme-button-color, #3390ec);
}

/* Price Filter */
.price-filter-wrapper {
    background-color: var(--tg-theme-secondary-bg-color, #f9f9f9);
    border: 1px solid var(--tg-theme-hint-color, #e0e0e0);
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.price-filter-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.price-filter-label {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--tg-theme-text-color, #000);
}

.price-filter-clear {
    background: none;
    border: none;
    color: var(--tg-theme-button-color, #3390ec);
    font-size: 0.85rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    transition: background-color 0.2s;
}

.price-filter-clear:hover {
    background-color: var(--tg-theme-bg-color, #fff);
}

.price-filter-clear:active {
    opacity: 0.7;
}

.price-filter-inputs {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.price-input-group {
    display: flex;
    align-items: center;
    flex: 1;
    background-color: var(--tg-theme-bg-color, #fff);
    border: 1px solid var(--tg-theme-hint-color, #ccc);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    transition: border-color 0.2s;
}

.price-input-group:focus-within {
    border-color: var(--tg-theme-button-color, #3390ec);
}

.price-input-label {
    font-size: 0.85rem;
    color: var(--tg-theme-hint-color, #999);
    margin-right: 0.5rem;
}

.price-input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 1rem;
    color: var(--tg-theme-text-color, #000);
    width: 100%;
    min-width: 0;
    outline: none;
}

.price-input::placeholder {
    color: var(--tg-theme-hint-color, #bbb);
}

/* Убираем стрелки у number input */
.price-input::-webkit-outer-spin-button,
.price-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.price-input[type=number] {
    -moz-appearance: textfield;
}

.price-input-currency {
    font-size: 0.9rem;
    color: var(--tg-theme-hint-color, #999);
    margin-left: 0.25rem;
}

.price-input-separator {
    color: var(--tg-theme-hint-color, #999);
    font-size: 0.9rem;
    flex-shrink: 0;
}

.price-filter-range {
    margin-top: 0.5rem;
    text-align: center;
}

.price-range-text {
    font-size: 0.8rem;
    color: var(--tg-theme-hint-color, #999);
}

/* Catalog Filters Container */
.catalog-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: flex-start;
}

.catalog-filters > #price-filter {
    flex: 1;
    min-width: 200px;
}

.catalog-filters > #sort-container {
    flex-shrink: 0;
}

/* Sort Select */
.sort-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--tg-theme-secondary-bg-color, #f9f9f9);
    border: 1px solid var(--tg-theme-hint-color, #e0e0e0);
    border-radius: 12px;
    padding: 0.75rem 1rem;
}

.sort-label {
    font-size: 0.9rem;
    color: var(--tg-theme-hint-color, #666);
    white-space: nowrap;
}

.sort-select {
    background-color: var(--tg-theme-bg-color, #fff);
    border: 1px solid var(--tg-theme-hint-color, #ccc);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    font-size: 0.95rem;
    color: var(--tg-theme-text-color, #000);
    cursor: pointer;
    outline: none;
    min-width: 160px;
    transition: border-color 0.2s;
}

.sort-select:focus {
    border-color: var(--tg-theme-button-color, #3390ec);
}

.sort-select:hover {
    border-color: var(--tg-theme-button-color, #3390ec);
}

/* Products */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.product-card {
    border: 1px solid var(--tg-theme-hint-color, #ccc);
    border-radius: 8px;
    padding: 0.75rem;
    background-color: var(--tg-theme-secondary-bg-color, #f9f9f9);
    cursor: pointer;
    transition: transform 0.2s;
}

.product-card:hover {
    transform: translateY(-2px);
}

.product-card img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: 4px;
    margin-bottom: 0.5rem;
}

.product-card h3 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.product-card .price {
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--tg-theme-button-color, #3390ec);
    margin-bottom: 0.5rem;
}

.product-card .description {
    font-size: 0.85rem;
    color: var(--tg-theme-hint-color, #666);
    margin-bottom: 0.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-card .product-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.product-card .stock {
    font-size: 0.8rem;
    color: var(--tg-theme-hint-color, #999);
}

.product-card .weight {
    font-size: 0.8rem;
    color: var(--tg-theme-hint-color, #999);
}

.product-card .add-to-cart-btn {
    width: 100%;
    padding: 0.5rem;
    border: none;
    border-radius: 6px;
    background-color: var(--tg-theme-button-color, #3390ec);
    color: var(--tg-theme-button-text-color, #fff);
    font-size: 0.9rem;
    cursor: pointer;
    margin-top: 0.5rem;
}

.product-card .add-to-cart-btn:active {
    opacity: 0.8;
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    width: 100%;
    margin-top: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--tg-theme-button-color, #3390ec) 0%, #2a7fd9 100%);
    color: var(--tg-theme-button-text-color, #fff);
    box-shadow: 0 4px 12px rgba(51, 144, 236, 0.25);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(51, 144, 236, 0.35);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(51, 144, 236, 0.25);
}

.btn-secondary {
    background-color: var(--tg-theme-secondary-bg-color, #f0f0f0);
    color: var(--tg-theme-text-color, #000);
    border: 2px solid var(--tg-theme-hint-color, #ccc);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background-color: var(--tg-theme-bg-color, #fff);
    border-color: var(--tg-theme-button-color, #3390ec);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.btn-secondary:active {
    transform: translateY(0);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);
}

/* Cart */
.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--tg-theme-hint-color, #ccc);
}

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

.cart-item-info h3 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.cart-item-info .price {
    font-size: 0.9rem;
    color: var(--tg-theme-hint-color, #666);
}

.cart-item-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--tg-theme-secondary-bg-color, #f0f0f0);
    border-radius: 20px;
    padding: 0.25rem 0.5rem;
}

.quantity-controls button {
    width: 28px;
    height: 28px;
    border: none;
    border-radius: 50%;
    background-color: var(--tg-theme-button-color, #3390ec);
    color: var(--tg-theme-button-text-color, #fff);
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.quantity-controls button:disabled {
    background-color: var(--tg-theme-hint-color, #ccc);
    cursor: not-allowed;
    opacity: 0.5;
}

.quantity-controls .quantity {
    min-width: 24px;
    text-align: center;
    font-weight: bold;
}

.cart-item-actions .item-total {
    min-width: 80px;
    text-align: right;
}

.cart-item-actions .delete-btn {
    border: none;
    background: none;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.25rem;
}

#cart-total {
    margin-top: 1rem;
}

.cart-summary {
    background-color: var(--tg-theme-secondary-bg-color, #f9f9f9);
    border-radius: 8px;
    padding: 1rem;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    font-size: 1rem;
}

.summary-row.total {
    border-top: 2px solid var(--tg-theme-hint-color, #ccc);
    margin-top: 0.5rem;
    padding-top: 1rem;
    font-size: 1.2rem;
}

/* Orders */
.order-card {
    border: 1px solid var(--tg-theme-hint-color, #ccc);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
    background-color: var(--tg-theme-secondary-bg-color, #f9f9f9);
}

.order-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.order-number {
    font-size: 0.9rem;
    color: var(--tg-theme-hint-color, #666);
}

.order-details {
    margin-bottom: 0.75rem;
}

.order-details p {
    margin-bottom: 0.5rem;
}

.order-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.order-actions .btn-small {
    flex: 1;
}

.order-actions .btn-primary {
    background-color: var(--tg-theme-button-color, #3390ec);
    color: var(--tg-theme-button-text-color, #fff);
}

.delivery-status {
    color: var(--tg-theme-button-color, #3390ec);
    font-size: 0.95rem;
}

.tracking {
    font-size: 0.9rem;
    color: var(--tg-theme-hint-color, #666);
}

.order-date {
    color: var(--tg-theme-hint-color, #999);
}

.order-status {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: bold;
}

.order-status.pending { background-color: #ffa500; color: white; }
.order-status.confirmed { background-color: #3390ec; color: white; }
.order-status.processing { background-color: #2196f3; color: white; }
.order-status.shipped { background-color: #9c27b0; color: white; }
.order-status.delivered { background-color: #4caf50; color: white; }
.order-status.canceled { background-color: #f44336; color: white; }

/* Profile */
.subscription-card {
    background-color: var(--tg-theme-secondary-bg-color, #f9f9f9);
    border: 1px solid var(--tg-theme-hint-color, #ccc);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.subscription-card.inactive {
    border-color: #f44336;
    background-color: #fff3f3;
}

.subscription-card p {
    margin-bottom: 0.5rem;
}

.status-active { color: #4caf50; font-weight: bold; }
.status-trial { color: #ff9800; font-weight: bold; }
.status-expired { color: #f44336; font-weight: bold; }
.status-canceled { color: #f44336; font-weight: bold; }

/* Addresses */
.addresses-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1rem;
}

.address-card {
    background-color: var(--tg-theme-secondary-bg-color, #f9f9f9);
    border: 1px solid var(--tg-theme-hint-color, #ccc);
    border-radius: 8px;
    padding: 1rem;
    position: relative;
}

.address-card.default {
    border-color: var(--tg-theme-button-color, #3390ec);
    border-width: 2px;
}

.address-card p {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.address-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    width: 100%;
    margin-top: 1rem;
}

.btn-primary {
    background-color: var(--tg-theme-button-color, #3390ec);
    color: var(--tg-theme-button-text-color, #fff);
}

.btn-secondary {
    background-color: var(--tg-theme-secondary-bg-color, #f0f0f0);
    color: var(--tg-theme-text-color, #000);
    border: 1px solid var(--tg-theme-hint-color, #ccc);
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    width: auto;
    margin: 0;
    font-weight: 500;
}

.btn-danger {
    background: linear-gradient(135deg, #f44336 0%, #d32f2f 100%);
    color: white;
    box-shadow: 0 3px 10px rgba(244, 67, 54, 0.3);
    transition: all 0.3s ease;
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 14px rgba(244, 67, 54, 0.4);
}

.btn-danger:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(244, 67, 54, 0.3);
}

.badge-primary {
    background-color: var(--tg-theme-button-color, #3390ec);
    color: white;
    padding: 0.3rem 0.7rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: bold;
    display: inline-block;
    margin-bottom: 0.5rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
}

.modal.active {
    display: block;
}

.modal-content {
    background-color: var(--tg-theme-bg-color, #fff);
    margin: 5% auto;
    padding: 1.5rem;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    position: relative;
    max-height: 85vh;
    overflow-y: auto;
}

.close-modal {
    color: var(--tg-theme-hint-color, #aaa);
    float: right;
    font-size: 28px;
    font-weight: bold;
    line-height: 1;
    cursor: pointer;
}

.close-modal:hover {
    color: var(--tg-theme-text-color, #000);
}

/* Forms */
#address-modal-title {
    margin: 0 0 1.5rem 0;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--tg-theme-section-separator-color, #e8e8e8);
    color: var(--tg-theme-text-color, #000);
    font-size: 1.3rem;
}

#address-form {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

#address-form label {
    display: block;
    margin-top: 1rem;
    margin-bottom: 0.4rem;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--tg-theme-text-color, #000);
}

#address-form label:first-of-type {
    margin-top: 0;
}

#address-form input,
#address-form textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1.5px solid var(--tg-theme-hint-color, #d0d0d0);
    border-radius: 10px;
    font-size: 1rem;
    background-color: var(--tg-theme-secondary-bg-color, #f7f7f7);
    color: var(--tg-theme-text-color, #000);
    box-sizing: border-box;
    transition: all 0.2s ease;
}

#address-form input:focus,
#address-form textarea:focus {
    outline: none;
    border-color: var(--tg-theme-button-color, #3390ec);
    background-color: var(--tg-theme-bg-color, #fff);
    box-shadow: 0 0 0 3px rgba(51, 144, 236, 0.1);
}

#address-form input::placeholder,
#address-form textarea::placeholder {
    color: var(--tg-theme-hint-color, #999);
}

#address-form textarea {
    resize: vertical;
    min-height: 80px;
    font-family: inherit;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-top: 1.25rem;
    padding: 0.75rem;
    background-color: var(--tg-theme-secondary-bg-color, #f7f7f7);
    border-radius: 10px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.checkbox-label:hover {
    background-color: var(--tg-theme-section-separator-color, #e8e8e8);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin: 0;
    cursor: pointer;
    accent-color: var(--tg-theme-button-color, #3390ec);
}

.checkbox-label span {
    font-size: 0.95rem;
    color: var(--tg-theme-text-color, #000);
}

.modal-buttons {
    display: flex;
    gap: 0.75rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--tg-theme-section-separator-color, #e8e8e8);
}

.modal-buttons button {
    flex: 1;
    padding: 0.9rem 1.2rem;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.modal-buttons .btn-primary {
    background-color: var(--tg-theme-button-color, #3390ec);
    color: var(--tg-theme-button-text-color, #fff);
    box-shadow: 0 2px 8px rgba(51, 144, 236, 0.25);
}

.modal-buttons .btn-primary:active {
    transform: scale(0.98);
    box-shadow: 0 1px 4px rgba(51, 144, 236, 0.25);
}

.modal-buttons .btn-secondary {
    background-color: var(--tg-theme-secondary-bg-color, #f0f0f0);
    color: var(--tg-theme-text-color, #000);
}

.modal-buttons .btn-secondary:active {
    background-color: var(--tg-theme-section-separator-color, #e0e0e0);
}

/* Loading */
.loading {
    text-align: center;
    padding: 2rem;
    color: var(--tg-theme-hint-color, #999);
}

/* Skeleton Loaders */
@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

.skeleton {
    background: linear-gradient(
        90deg,
        var(--tg-theme-secondary-bg-color, #f0f0f0) 25%,
        var(--tg-theme-bg-color, #e8e8e8) 50%,
        var(--tg-theme-secondary-bg-color, #f0f0f0) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 4px;
}

.skeleton-card {
    border: 1px solid var(--tg-theme-hint-color, #ccc);
    border-radius: 8px;
    padding: 0.75rem;
    background-color: var(--tg-theme-secondary-bg-color, #f9f9f9);
}

.skeleton-card .skeleton-image {
    width: 100%;
    height: 120px;
    border-radius: 4px;
    margin-bottom: 0.5rem;
}

.skeleton-card .skeleton-title {
    height: 1rem;
    width: 80%;
    margin-bottom: 0.5rem;
}

.skeleton-card .skeleton-text {
    height: 0.85rem;
    width: 60%;
    margin-bottom: 0.5rem;
}

.skeleton-card .skeleton-price {
    height: 1.1rem;
    width: 40%;
    margin-bottom: 0.5rem;
}

.skeleton-card .skeleton-btn {
    height: 2rem;
    width: 100%;
    margin-top: 0.5rem;
    border-radius: 6px;
}

/* Skeleton Order Card */
.skeleton-order {
    border: 1px solid var(--tg-theme-hint-color, #ccc);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
    background-color: var(--tg-theme-secondary-bg-color, #f9f9f9);
}

.skeleton-order .skeleton-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.skeleton-order .skeleton-badge {
    height: 1.5rem;
    width: 5rem;
    border-radius: 12px;
}

.skeleton-order .skeleton-order-num {
    height: 0.9rem;
    width: 6rem;
}

.skeleton-order .skeleton-line {
    height: 0.9rem;
    margin-bottom: 0.5rem;
}

.skeleton-order .skeleton-line-short {
    width: 50%;
}

.skeleton-order .skeleton-line-medium {
    width: 70%;
}

.skeleton-order .skeleton-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.skeleton-order .skeleton-btn-small {
    height: 2rem;
    flex: 1;
    border-radius: 8px;
}

/* Skeleton Cart */
.skeleton-cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--tg-theme-hint-color, #ccc);
}

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

.skeleton-cart-item .skeleton-name {
    height: 1rem;
    width: 60%;
    margin-bottom: 0.5rem;
}

.skeleton-cart-item .skeleton-price {
    height: 0.9rem;
    width: 30%;
}

.skeleton-cart-item .skeleton-controls {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.skeleton-cart-item .skeleton-qty {
    height: 2rem;
    width: 6rem;
    border-radius: 20px;
}

.skeleton-cart-item .skeleton-total {
    height: 1rem;
    width: 4rem;
}

.skeleton-cart-summary {
    background-color: var(--tg-theme-secondary-bg-color, #f9f9f9);
    border-radius: 8px;
    padding: 1rem;
    margin-top: 1rem;
}

.skeleton-cart-summary .skeleton-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.skeleton-cart-summary .skeleton-label {
    height: 1rem;
    width: 4rem;
}

.skeleton-cart-summary .skeleton-value {
    height: 1rem;
    width: 5rem;
}

/* Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--tg-theme-secondary-bg-color, #f0f0f0);
    border-top-color: var(--tg-theme-button-color, #3390ec);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 2rem auto;
}

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

.spinner-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.spinner-container .spinner-text {
    margin-top: 1rem;
    color: var(--tg-theme-hint-color, #999);
    font-size: 0.9rem;
}

/* Product Detail Page */
.btn-back {
    background: none;
    border: none;
    color: var(--tg-theme-button-color, #3390ec);
    font-size: 1rem;
    cursor: pointer;
    padding: 0.5rem 0;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.btn-back:active {
    opacity: 0.7;
}

.product-detail {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.product-image {
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
    background-color: var(--tg-theme-secondary-bg-color, #f9f9f9);
}

.product-image img {
    width: 100%;
    height: auto;
    max-height: 400px;
    object-fit: contain;
    display: block;
}

.product-info-full {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.product-info-full h2 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.product-price-block {
    padding: 1rem;
    background-color: var(--tg-theme-secondary-bg-color, #f9f9f9);
    border-radius: 8px;
}

.price-large {
    font-size: 2rem;
    font-weight: bold;
    color: var(--tg-theme-button-color, #3390ec);
}

.product-stock {
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 600;
    text-align: center;
}

.product-stock.in-stock {
    background-color: #e8f5e9;
    color: #4caf50;
}

.product-stock.out-of-stock {
    background-color: #ffebee;
    color: #f44336;
}

.product-description {
    padding: 1rem;
    background-color: var(--tg-theme-secondary-bg-color, #f9f9f9);
    border-radius: 8px;
}

.product-description h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}

.product-description p {
    line-height: 1.6;
    color: var(--tg-theme-text-color, #000);
}

.product-characteristics {
    padding: 1rem;
    background-color: var(--tg-theme-secondary-bg-color, #f9f9f9);
    border-radius: 8px;
}

.product-characteristics h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}

.product-characteristics ul {
    list-style: none;
    padding: 0;
}

.product-characteristics li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--tg-theme-hint-color, #e0e0e0);
}

.product-characteristics li:last-child {
    border-bottom: none;
}

.product-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
}

.quantity-selector {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.quantity-selector label {
    font-weight: 600;
}

.quantity-controls-large {
    display: flex;
    align-items: center;
    gap: 1rem;
    background-color: var(--tg-theme-secondary-bg-color, #f0f0f0);
    border-radius: 12px;
    padding: 0.75rem 1rem;
    width: fit-content;
}

.quantity-controls-large button {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background-color: var(--tg-theme-button-color, #3390ec);
    color: var(--tg-theme-button-text-color, #fff);
    font-size: 1.5rem;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.quantity-controls-large button:active {
    opacity: 0.8;
}

.quantity-controls-large input {
    width: 60px;
    text-align: center;
    font-size: 1.2rem;
    font-weight: bold;
    border: none;
    background: transparent;
    color: var(--tg-theme-text-color, #000);
}

.add-to-cart-large {
    font-size: 1.1rem;
    padding: 1rem;
}

.product-unavailable {
    padding: 1.5rem;
    background-color: #ffebee;
    border-radius: 8px;
    text-align: center;
    color: #f44336;
    font-weight: 600;
    margin-top: 1rem;
}

/* Address Selection Modal */
#address-select-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1rem;
    max-height: 50vh;
    overflow-y: auto;
}

.address-select-card {
    background-color: var(--tg-theme-secondary-bg-color, #f9f9f9);
    border: 2px solid var(--tg-theme-hint-color, #ccc);
    border-radius: 8px;
    padding: 1rem;
    cursor: pointer;
    transition: all 0.2s;
}

.address-select-card:hover,
.address-select-card:active {
    border-color: var(--tg-theme-button-color, #3390ec);
    background-color: var(--tg-theme-bg-color, #fff);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.address-select-card.default {
    border-color: var(--tg-theme-button-color, #3390ec);
}

.address-select-card p {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.address-select-card .badge {
    margin-bottom: 0.75rem;
}

/* Delivery Method Selection */
.delivery-method-section {
    margin-bottom: 1.5rem;
}

.delivery-method-section h4 {
    font-size: 1rem;
    margin-bottom: 0.75rem;
    color: var(--tg-theme-text-color, #000);
}

.delivery-methods {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.delivery-method-option {
    display: flex;
    align-items: center;
    padding: 1rem;
    border: 2px solid var(--tg-theme-hint-color, #ccc);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    background-color: var(--tg-theme-bg-color, #fff);
}

.delivery-method-option:hover {
    border-color: var(--tg-theme-button-color, #3390ec);
    background-color: var(--tg-theme-secondary-bg-color, #f0f0f0);
}

.delivery-method-option input[type="radio"] {
    margin-right: 0.75rem;
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.delivery-method-option input[type="radio"]:checked + span {
    font-weight: 600;
    color: var(--tg-theme-button-color, #3390ec);
}

.delivery-method-option span {
    font-size: 1rem;
    color: var(--tg-theme-text-color, #000);
}

/* Info Card (for self-pickup address) */
.info-card {
    padding: 1rem;
    background-color: var(--tg-theme-secondary-bg-color, #f0f0f0);
    border-radius: 12px;
    border: 1px solid var(--tg-theme-hint-color, #ccc);
}

.info-card p {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    color: var(--tg-theme-text-color, #000);
}

.info-card p:last-child {
    margin-bottom: 0;
}

/* Offline Banner */
.offline-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a5a 100%);
    color: white;
    text-align: center;
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    font-weight: 600;
    z-index: 9999;
    transform: translateY(-100%);
    transition: transform 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.offline-banner.visible {
    transform: translateY(0);
}

/* Сдвигаем контент когда баннер виден */
body:has(.offline-banner.visible) #app {
    padding-top: 40px;
}

/* Order Timeline */
.order-timeline {
    display: flex;
    justify-content: space-between;
    margin: 1rem 0;
    position: relative;
}

.timeline-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
    position: relative;
}

.timeline-step::before {
    content: '';
    position: absolute;
    top: 12px;
    left: -50%;
    width: 100%;
    height: 2px;
    background: var(--tg-theme-hint-color, #ccc);
}

.timeline-step:first-child::before { display: none; }

.timeline-step.completed::before { background: #4caf50; }
.timeline-step.current::before { background: linear-gradient(to right, #4caf50 50%, #ccc 50%); }

.timeline-dot {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--tg-theme-hint-color, #ccc);
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
}

.timeline-step.completed .timeline-dot { background: #4caf50; color: white; }
.timeline-step.current .timeline-dot { background: var(--tg-theme-button-color, #3390ec); color: white; }

.timeline-label {
    font-size: 0.7rem;
    margin-top: 4px;
    color: var(--tg-theme-hint-color, #999);
    text-align: center;
}

/* =================================== */
/* Optimistic Cart Updates             */
/* =================================== */

/* Кнопка в состоянии загрузки */
.add-to-cart-btn.loading,
.add-to-cart-large.loading {
    opacity: 0.7;
    pointer-events: none;
    position: relative;
}

.add-to-cart-btn.loading::after,
.add-to-cart-large.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    right: 12px;
    margin-top: -8px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: btn-spinner 0.8s linear infinite;
}

@keyframes btn-spinner {
    to { transform: rotate(360deg); }
}

/* Товар в корзине с индикатором загрузки */
.cart-item.cart-item-loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.cart-item.cart-item-loading .quantity-controls button,
.cart-item.cart-item-loading .delete-btn {
    opacity: 0.5;
}

/* Спиннер на товаре в корзине */
.item-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid var(--tg-theme-hint-color, #ccc);
    border-top-color: var(--tg-theme-button-color, #3390ec);
    border-radius: 50%;
    animation: item-spin 0.8s linear infinite;
    margin-left: 8px;
    vertical-align: middle;
}

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

/* ============================================
   Infinite Scroll
   ============================================ */

.infinite-scroll-status {
    padding: 1rem;
    text-align: center;
    width: 100%;
}

.loading-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    color: var(--tg-theme-hint-color, #999);
}

.loading-spinner .spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--tg-theme-hint-color, #ccc);
    border-top-color: var(--tg-theme-button-color, #3390ec);
    border-radius: 50%;
    animation: spinner-rotate 0.8s linear infinite;
}

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

.no-more-products {
    color: var(--tg-theme-hint-color, #999);
    font-size: 0.9rem;
    padding: 1rem 0;
}

.scroll-sentinel {
    height: 1px;
    width: 100%;
}