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

:root {
    --bg: var(--tg-theme-bg-color, #fff);
    --text: var(--tg-theme-text-color, #222);
    --hint: var(--tg-theme-hint-color, #999);
    --link: var(--tg-theme-link-color, #2481cc);
    --button: var(--tg-theme-button-color, #2481cc);
    --button-text: var(--tg-theme-button-text-color, #fff);
    --secondary-bg: var(--tg-theme-secondary-bg-color, #f4f4f5);
    --section-bg: var(--tg-theme-section-bg-color, #f8f9fa);
    --card-bg: var(--tg-theme-bg-color, #fff);
    --border: rgba(0,0,0,0.08);
    --accent: #e63946;
    --accent-dark: #c1121f;
    --success: #2ecc71;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

#app {
    max-width: 600px;
    margin: 0 auto;
    padding-bottom: 90px;
}

/* Header */
.jp-header {
    background: var(--bg);
    padding: 10px 14px 6px;
    position: sticky;
    top: 0;
    z-index: 10;
    border-bottom: 1px solid var(--border);
}

.jp-header-top {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.jp-logo {
    font-size: 20px;
    font-weight: 800;
    color: var(--text);
    flex: 1;
}

.jp-logo span {
    color: var(--accent);
    font-weight: 400;
}

.jp-header-actions {
    display: flex;
    gap: 4px;
    align-items: center;
}

.jp-header-btn {
    background: none;
    border: none;
    position: relative;
    padding: 6px 8px;
    cursor: pointer;
    font-size: 20px;
    border-radius: 10px;
    transition: background 0.15s;
}

.jp-header-btn:active {
    background: var(--secondary-bg);
}

.jp-back {
    background: none;
    border: none;
    font-size: 22px;
    cursor: pointer;
    padding: 2px 8px 2px 0;
    color: var(--button);
}

.jp-cart-badge {
    position: absolute;
    top: -1px;
    right: 1px;
    background: var(--accent);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    min-width: 16px;
    height: 16px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 3px;
    display: none;
}

.jp-cart-badge.visible {
    display: flex;
}

/* Search + Categories */
.jp-search-wrap {
    margin-bottom: 6px;
}

.jp-search {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    background: var(--secondary-bg);
    color: var(--text);
    outline: none;
    transition: border-color 0.2s;
}

.jp-search:focus {
    border-color: var(--button);
}

.jp-search::placeholder {
    color: var(--hint);
}

.jp-categories {
    display: flex;
    gap: 5px;
    overflow-x: auto;
    padding: 2px 0 6px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.jp-categories::-webkit-scrollbar { display: none; }

.jp-cat-chip {
    flex-shrink: 0;
    padding: 5px 12px;
    border-radius: 14px;
    font-size: 12px;
    font-weight: 500;
    border: 1px solid var(--border);
    background: var(--secondary-bg);
    color: var(--text);
    cursor: pointer;
    transition: all 0.15s;
    white-space: nowrap;
}

.jp-cat-chip.active {
    background: var(--button);
    color: var(--button-text);
    border-color: var(--button);
}

.jp-cat-chip .count {
    opacity: 0.6;
    margin-left: 3px;
    font-weight: 400;
}

/* Page routing */
.jp-page {
    display: none;
    padding: 0;
}

.jp-page-active {
    display: block;
}

.jp-page-header {
    padding: 12px 16px 8px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 4px;
}

.jp-page-header h2 {
    font-size: 18px;
    font-weight: 700;
}

.jp-page-subtitle {
    font-size: 13px;
    color: var(--hint);
}

.jp-back-link {
    font-size: 14px;
    color: var(--button);
    cursor: pointer;
    display: inline-block;
    padding: 4px 0;
}

/* ===== MENU-STYLE PRODUCTS ===== */
.jp-products {
    padding: 4px 12px;
}

.jp-cat-group {
    margin-bottom: 16px;
}

.jp-cat-group-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 4px 6px;
    cursor: pointer;
    user-select: none;
    border-bottom: 1px solid var(--border);
    margin-bottom: 2px;
}

.jp-cat-group-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--text);
}

.jp-cat-group-toggle {
    font-size: 12px;
    color: var(--hint);
}

.jp-cat-collapsed .jp-menu-item {
    display: none;
}

.jp-menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 4px;
    border-bottom: 1px solid rgba(0,0,0,0.04);
}

.jp-menu-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    background: var(--secondary-bg);
    border-radius: 8px;
}

.jp-menu-info {
    flex: 1;
    min-width: 0;
}

.jp-menu-name {
    font-size: 14px;
    font-weight: 600;
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.jp-menu-spec {
    font-size: 13px;
    font-weight: 600;
    color: var(--hint);
    margin-top: 2px;
}

.jp-menu-right {
    text-align: right;
    flex-shrink: 0;
}

.jp-menu-price {
    font-size: 15px;
    font-weight: 700;
    color: var(--accent);
    white-space: nowrap;
}

.jp-menu-add {
    margin-top: 2px;
    padding: 4px 12px;
    border: none;
    border-radius: 6px;
    background: var(--button);
    color: var(--button-text);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.15s;
    white-space: nowrap;
}

.jp-menu-add:active {
    opacity: 0.7;
}

.jp-menu-add.in-cart {
    background: var(--success);
}

/* Inline quantity control */
.jp-menu-qty {
    display: flex;
    align-items: center;
    gap: 2px;
    margin-top: 3px;
}

.jp-menu-qty button {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--secondary-bg);
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
    line-height: 1;
    padding: 0;
}

.jp-menu-qty button:active {
    background: var(--button);
    color: var(--button-text);
}

.jp-menu-qty-n {
    font-size: 14px;
    font-weight: 700;
    min-width: 20px;
    text-align: center;
}

/* ===== CART PAGE ===== */
.jp-cart-items {
    padding: 4px 16px;
}

.jp-cart-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

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

.jp-cart-item-name {
    font-size: 14px;
    font-weight: 500;
}

.jp-cart-item-spec {
    font-size: 11px;
    color: var(--hint);
}

.jp-cart-item-qty {
    display: flex;
    align-items: center;
    gap: 8px;
}

.jp-cart-item-qty button {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--secondary-bg);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
}

.jp-cart-item-qty span {
    font-size: 14px;
    font-weight: 600;
    min-width: 20px;
    text-align: center;
}

.jp-cart-item-price {
    font-size: 14px;
    font-weight: 600;
    min-width: 65px;
    text-align: right;
    color: var(--accent);
}

.jp-cart-empty {
    text-align: center;
    padding: 40px 20px;
    color: var(--hint);
}

.jp-cart-empty-hint {
    font-size: 13px;
    margin-top: 4px;
}

.jp-cart-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--border);
    margin-top: 8px;
    padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px));
}

.jp-cart-totals {
    margin-bottom: 10px;
}

.jp-cart-row {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    color: var(--hint);
    padding: 2px 0;
}

.jp-cart-row-total {
    font-size: 17px;
    font-weight: 700;
    color: var(--text);
    padding-top: 6px;
    border-top: 1px solid var(--border);
    margin-top: 4px;
}

/* ===== ADDRESS FORM ===== */
.jp-address-form {
    padding: 12px 16px;
}

.jp-field {
    margin-bottom: 12px;
}

.jp-field label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--hint);
}

.jp-input {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 15px;
    background: var(--secondary-bg);
    color: var(--text);
    outline: none;
    transition: border-color 0.2s;
}

.jp-input:focus {
    border-color: var(--button);
}

.jp-field-row {
    display: flex;
    gap: 10px;
}

.jp-field-half {
    flex: 1;
}

.jp-address-error,
.jp-payment-error {
    color: var(--accent);
    font-size: 13px;
    margin-bottom: 12px;
    display: none;
}

.jp-address-error.visible,
.jp-payment-error.visible {
    display: block;
}

/* ===== PAYMENT METHODS ===== */
.jp-payment-methods {
    padding: 8px 16px;
}

.jp-payment-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px;
    border: 2px solid var(--border);
    border-radius: 12px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: all 0.15s;
    background: var(--card-bg);
}

.jp-payment-option:active {
    transform: scale(0.99);
}

.jp-payment-option.selected {
    border-color: var(--button);
    background: var(--secondary-bg);
}

.jp-payment-option-icon {
    font-size: 28px;
}

.jp-payment-option-info {
    flex: 1;
}

.jp-payment-option-name {
    font-size: 15px;
    font-weight: 600;
}

.jp-payment-option-desc {
    font-size: 12px;
    color: var(--hint);
}

.jp-payment-option-check {
    font-size: 18px;
    color: var(--button);
    opacity: 0;
    transition: opacity 0.15s;
}

.jp-payment-option.selected .jp-payment-option-check {
    opacity: 1;
}

.jp-payment-error.visible {
    display: block;
}

/* ===== CONFIRMATION ===== */
.jp-success {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 32px 20px 16px;
    text-align: center;
}

.jp-success-icon {
    font-size: 56px;
    margin-bottom: 12px;
}

.jp-success h2 {
    font-size: 20px;
    margin-bottom: 6px;
}

.jp-success p {
    color: var(--hint);
    font-size: 14px;
}

.jp-order-id {
    font-weight: 700;
    color: var(--accent);
    font-size: 16px;
    margin: 6px 0;
}

.jp-payment-details {
    margin: 0 16px 16px;
    background: var(--secondary-bg);
    border-radius: 12px;
    padding: 16px;
}

.jp-payment-details h3 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--hint);
}

.jp-pay-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    font-size: 14px;
}

.jp-pay-row span {
    color: var(--hint);
}

.jp-pay-address {
    flex-wrap: wrap;
    gap: 6px;
}

.jp-address-box {
    width: 100%;
    padding: 10px;
    font-size: 12px;
    background: var(--bg);
    border-radius: 8px;
    word-break: break-all;
    border: 1px solid var(--border);
    color: var(--text);
}

.jp-copy-btn {
    padding: 6px 14px;
    border: none;
    border-radius: 6px;
    background: var(--button);
    color: var(--button-text);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
}

.jp-copy-btn:active {
    opacity: 0.7;
}

.jp-confirm-summary {
    margin: 0 16px 12px;
    background: var(--secondary-bg);
    border-radius: 12px;
    padding: 14px;
}

.jp-confirm-summary h3 {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--hint);
    margin-bottom: 6px;
}

.jp-confirm-actions {
    padding: 0 16px;
    display: flex;
    gap: 10px;
    padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px));
}

.jp-confirm-btn {
    flex: 1;
    padding: 12px;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: opacity 0.15s;
}

.jp-confirm-btn:active {
    opacity: 0.8;
}

.jp-btn-paid {
    background: var(--success, #2ecc71);
    color: #fff;
}

.jp-btn-cancel {
    background: var(--accent);
    color: #fff;
}

.jp-btn-secondary {
    background: var(--secondary-bg);
    color: var(--text);
    border: 1px solid var(--border);
}

/* ===== ORDERS LIST ===== */
.jp-orders-list {
    padding: 4px 16px;
}

.jp-order-card {
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: all 0.15s;
}

.jp-order-card:active {
    transform: scale(0.99);
    background: var(--secondary-bg);
}

.jp-order-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}

.jp-order-id-label {
    font-weight: 700;
    font-size: 14px;
}

.jp-order-status {
    font-size: 11px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 10px;
    text-transform: uppercase;
}

.jp-order-status-draft {
    background: #f0f0f0;
    color: #666;
}

.jp-order-status-pending_payment {
    background: #fff3cd;
    color: #856404;
}

.jp-order-status-paid {
    background: #d4edda;
    color: #155724;
}

.jp-order-status-shipped {
    background: #cce5ff;
    color: #004085;
}

.jp-order-card-detail {
    font-size: 12px;
    color: var(--hint);
    display: flex;
    justify-content: space-between;
}

.jp-order-card-total {
    font-weight: 600;
    color: var(--text);
}

/* ===== ORDER DETAIL ===== */
#orderDetailContent {
    padding: 8px 16px;
}

.jp-od-header {
    margin-bottom: 16px;
}

.jp-od-id {
    font-size: 14px;
    font-weight: 700;
}

.jp-od-status {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 10px;
    text-transform: uppercase;
    margin-top: 4px;
}

.jp-od-section {
    margin-bottom: 16px;
}

.jp-od-section h3 {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--hint);
    margin-bottom: 6px;
}

.jp-od-item {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    padding: 4px 0;
}

.jp-od-item-name {
    color: var(--hint);
}

.jp-od-item-price {
    font-weight: 600;
}

.jp-od-row {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    padding: 3px 0;
}

.jp-od-total {
    font-weight: 700;
    font-size: 15px;
    padding-top: 6px;
    border-top: 1px solid var(--border);
    margin-top: 4px;
}

.jp-od-address-text {
    font-size: 13px;
    color: var(--text);
    line-height: 1.5;
}

.jp-od-payment-info {
    background: var(--secondary-bg);
    border-radius: 10px;
    padding: 12px;
    font-size: 13px;
}

.jp-od-tracking {
    background: var(--secondary-bg);
    border-radius: 10px;
    padding: 12px;
    margin-top: 8px;
}

.jp-od-tracking h4 {
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 4px;
}

.jp-od-tracking-code {
    font-size: 16px;
    font-weight: 700;
    color: var(--button);
}

/* Loading */
.jp-loading {
    text-align: center;
    padding: 60px 20px;
    color: var(--hint);
    font-size: 14px;
}

/* Toast */
.jp-toast {
    position: fixed;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: var(--text);
    color: var(--bg);
    padding: 10px 20px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 500;
    opacity: 0;
    transition: all 0.3s;
    z-index: 200;
    pointer-events: none;
    white-space: nowrap;
}

.jp-toast.visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Buttons */
.jp-checkout-btn {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: 12px;
    background: var(--accent);
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: opacity 0.15s;
}

.jp-checkout-btn:active {
    opacity: 0.8;
}

.jp-checkout-btn:disabled {
    opacity: 0.4;
    cursor: default;
}

.jp-moq-warning {
    text-align: center;
    font-size: 13px;
    color: var(--accent);
    padding: 8px 16px;
    background: rgba(230,57,70,0.08);
    border-radius: 8px;
    margin: 8px 16px;
    font-weight: 500;
}

/* Responsive */
@media (max-width: 400px) {
    .jp-products {
        padding: 4px 8px;
    }
    .jp-menu-item {
        gap: 8px;
        padding: 8px 2px;
    }
    .jp-menu-icon {
        width: 28px;
        height: 28px;
        font-size: 16px;
    }
}