/* ========================================
   CSS Variables
   ======================================== */
:root {
    --primary-bg: #ffffff;
    --secondary-bg: #f7f7f7;
    --accent-yellow: #f5a623;
    --accent-yellow-light: #ffd93d;
    --accent-yellow-dark: #e59510;
    --accent-dark: #1a1a1a;
    --text-primary: #1a1a1a;
    --text-secondary: #555555;
    --text-muted: #888888;
    --card-bg: #ffffff;
    --border-color: #e5e5e5;
    --border-light: #f0f0f0;
    --success: #22c55e;
    --error: #ef4444;
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 0.2s ease;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.15);
    --radius-sm: 4px;
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

/* ========================================
   Member Center
   ======================================== */
.member-center {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10003;
    display: none;
}

.member-center.active {
    display: block;
}

.member-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.member-panel {
    position: absolute;
    top: 0;
    right: 0;
    width: 420px;
    max-width: 100%;
    height: 100%;
    background: var(--primary-bg);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Member Auth */
.member-auth {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.member-auth-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border-color);
}

.member-tabs {
    display: flex;
    gap: var(--space-lg);
}

.member-tab {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: none;
    border: none;
    padding: var(--space-xs) 0;
    cursor: pointer;
    position: relative;
    transition: color 0.2s;
}

.member-tab.active {
    color: var(--accent-yellow);
}

.member-tab.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-yellow);
}

.member-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    border-radius: 50%;
    transition: background 0.2s;
}

.member-close:hover {
    background: var(--secondary-bg);
}

.member-close svg {
    width: 20px;
    height: 20px;
    stroke: var(--text-primary);
}

.member-auth-content {
    display: none;
    flex: 1;
    padding: var(--space-lg);
    overflow-y: auto;
}

.member-auth-content.active {
    display: block;
}

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

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

.form-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.9375rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--primary-bg);
    color: var(--text-primary);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus {
    outline: none;
    border-color: var(--accent-yellow);
    box-shadow: 0 0 0 3px rgba(245, 166, 35, 0.15);
}

.form-input::placeholder {
    color: var(--text-muted);
}

textarea.form-input {
    resize: vertical;
    min-height: 80px;
}

.form-row {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    cursor: pointer;
}

.form-checkbox input {
    width: 18px;
    height: 18px;
    accent-color: var(--accent-yellow);
}

.form-checkbox span {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.form-checkbox a {
    color: var(--accent-yellow);
    text-decoration: none;
}

.form-checkbox a:hover {
    text-decoration: underline;
}

.form-link {
    font-size: 0.875rem;
    color: var(--accent-yellow);
    text-decoration: none;
}

.form-link:hover {
    text-decoration: underline;
}

.form-submit {
    width: 100%;
    padding: 0.875rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-bg);
    background: var(--accent-yellow);
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
}

.form-submit:hover {
    background: var(--accent-yellow-dark);
}

.form-submit:active {
    transform: scale(0.98);
}

.social-login {
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-color);
}

.social-login p {
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
}

.social-btns {
    display: flex;
    gap: var(--space-md);
}

.social-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--primary-bg);
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}

.social-btn:hover {
    background: var(--secondary-bg);
    border-color: var(--text-muted);
}

.social-btn svg {
    width: 20px;
    height: 20px;
}

.social-btn.google svg {
    fill: #4285f4;
}

.social-btn.facebook svg {
    fill: #1877f2;
}

/* Member Dashboard */
.member-dashboard {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.member-dashboard-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: var(--space-lg);
    background: linear-gradient(135deg, var(--accent-yellow) 0%, #e69422 100%);
    color: #fff;
}

.member-user {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.member-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
}

.member-user-info h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.member-user-info p {
    font-size: 0.8125rem;
    opacity: 0.9;
    margin-bottom: 4px;
}

.member-level {
    display: inline-block;
    padding: 2px 8px;
    font-size: 0.75rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 10px;
}

.member-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.member-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-md);
    background: var(--primary-bg);
}

.stat-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent-yellow);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.member-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: var(--space-md);
    overflow-y: auto;
}

.member-nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    font-size: 0.9375rem;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 8px;
    cursor: pointer;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    transition: background 0.2s;
}

.member-nav-item:hover,
.member-nav-item.active {
    background: var(--secondary-bg);
}

.member-nav-item svg {
    width: 20px;
    height: 20px;
    stroke: var(--text-secondary);
}

.member-nav-item.active svg {
    stroke: var(--accent-yellow);
}

.member-nav-item.active {
    color: var(--accent-yellow);
    font-weight: 500;
}

.member-nav-item.logout {
    margin-top: auto;
    color: #dc3545;
}

.member-nav-item.logout svg {
    stroke: #dc3545;
}

/* Member Content */
.member-content {
    display: none;
    flex-direction: column;
    height: 100%;
}

.member-content.active {
    display: flex;
}

.member-section {
    display: none;
    flex-direction: column;
    height: 100%;
}

.member-section.active {
    display: flex;
}

.member-section-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border-color);
}

.member-section-header h3 {
    font-size: 1rem;
    font-weight: 600;
}

.member-back {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    border-radius: 50%;
    transition: background 0.2s;
}

.member-back:hover {
    background: var(--secondary-bg);
}

.member-back svg {
    width: 20px;
    height: 20px;
    stroke: var(--text-primary);
}

.member-add-btn {
    margin-left: auto;
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--accent-yellow);
    background: rgba(245, 166, 35, 0.1);
    border: 1px solid var(--accent-yellow);
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s;
}

.member-add-btn:hover {
    background: rgba(245, 166, 35, 0.2);
}

/* Orders */
.orders-tabs,
.coupons-tabs {
    display: flex;
    padding: 0 var(--space-lg);
    border-bottom: 1px solid var(--border-color);
    overflow-x: auto;
}

.orders-tab,
.coupon-tab {
    padding: var(--space-md) var(--space-md);
    font-size: 0.875rem;
    color: var(--text-secondary);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    white-space: nowrap;
    transition: color 0.2s, border-color 0.2s;
}

.orders-tab.active,
.coupon-tab.active {
    color: var(--accent-yellow);
    border-bottom-color: var(--accent-yellow);
}

.orders-list,
.addresses-list,
.favorites-list,
.coupons-list {
    flex: 1;
    padding: var(--space-lg);
    overflow-y: auto;
}

.order-empty,
.address-empty,
.favorite-empty,
.coupon-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl);
    color: var(--text-secondary);
}

.order-empty svg,
.address-empty svg,
.favorite-empty svg,
.coupon-empty svg {
    width: 64px;
    height: 64px;
    stroke: var(--text-muted);
    margin-bottom: var(--space-md);
}

.order-empty p,
.address-empty p,
.favorite-empty p,
.coupon-empty p {
    margin-bottom: var(--space-md);
}

.order-empty a,
.favorite-empty a,
.coupon-empty a {
    padding: 0.5rem 1.5rem;
    font-size: 0.875rem;
    color: #fff;
    background: var(--accent-yellow);
    border-radius: 6px;
    text-decoration: none;
    transition: background 0.2s;
}

.order-empty a:hover,
.favorite-empty a:hover,
.coupon-empty a:hover {
    background: var(--accent-yellow-dark);
}

/* Order Item */
.order-item {
    background: var(--primary-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: var(--space-md);
    overflow: hidden;
}

.order-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md);
    background: var(--secondary-bg);
    border-bottom: 1px solid var(--border-color);
}

.order-id {
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.order-status {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--accent-yellow);
}

.order-products {
    padding: var(--space-md);
}

.order-product {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-sm) 0;
}

.order-product:not(:last-child) {
    border-bottom: 1px solid var(--border-color);
}

.order-product-img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: 8px;
    background: var(--secondary-bg);
}

.order-product-info {
    flex: 1;
}

.order-product-name {
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 4px;
}

.order-product-meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.order-product-price {
    text-align: right;
}

.order-product-price .price {
    font-size: 0.9375rem;
    font-weight: 600;
}

.order-product-price .qty {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.order-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md);
    border-top: 1px solid var(--border-color);
}

.order-total {
    font-size: 0.875rem;
}

.order-total .price {
    font-size: 1rem;
    font-weight: 700;
    color: var(--accent-yellow);
}

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

.order-action-btn {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.2s;
}

.order-action-btn.primary {
    color: #fff;
    background: var(--accent-yellow);
    border: none;
}

.order-action-btn.primary:hover {
    background: var(--accent-yellow-dark);
}

.order-action-btn.secondary {
    color: var(--text-primary);
    background: none;
    border: 1px solid var(--border-color);
}

.order-action-btn.secondary:hover {
    background: var(--secondary-bg);
}

/* Address Card */
.address-card {
    background: var(--primary-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: var(--space-md);
    margin-bottom: var(--space-md);
}

.address-card.default {
    border-color: var(--accent-yellow);
}

.address-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-sm);
}

.address-name {
    font-weight: 600;
}

.address-default-badge {
    font-size: 0.75rem;
    padding: 2px 8px;
    color: #fff;
    background: var(--accent-yellow);
    border-radius: 4px;
}

.address-phone {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.address-detail {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.address-actions {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-color);
}

.address-action-btn {
    font-size: 0.8125rem;
    color: var(--accent-yellow);
    background: none;
    border: none;
    cursor: pointer;
}

.address-action-btn:hover {
    text-decoration: underline;
}

.address-action-btn.danger {
    color: #dc3545;
}

/* Favorite Card */
.favorite-card {
    display: flex;
    gap: var(--space-md);
    background: var(--primary-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: var(--space-md);
    margin-bottom: var(--space-md);
}

.favorite-img {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: 8px;
    background: var(--secondary-bg);
}

.favorite-info {
    flex: 1;
}

.favorite-name {
    font-size: 0.9375rem;
    font-weight: 500;
    margin-bottom: 4px;
}

.favorite-category {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.favorite-price {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--accent-yellow);
}

.favorite-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.favorite-action-btn {
    padding: 0.5rem;
    font-size: 0.8125rem;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s;
}

.favorite-action-btn.add-cart {
    color: #fff;
    background: var(--accent-yellow);
    border: none;
}

.favorite-action-btn.add-cart:hover {
    background: var(--accent-yellow-dark);
}

.favorite-action-btn.remove {
    color: var(--text-secondary);
    background: none;
    border: 1px solid var(--border-color);
}

.favorite-action-btn.remove:hover {
    background: var(--secondary-bg);
}

/* Coupon Card */
.coupon-card {
    display: flex;
    background: var(--primary-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: var(--space-md);
    overflow: hidden;
}

.coupon-left {
    width: 100px;
    padding: var(--space-md);
    background: linear-gradient(135deg, var(--accent-yellow) 0%, #e69422 100%);
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.coupon-value {
    font-size: 1.5rem;
    font-weight: 700;
}

.coupon-unit {
    font-size: 0.75rem;
}

.coupon-right {
    flex: 1;
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.coupon-name {
    font-size: 0.9375rem;
    font-weight: 500;
    margin-bottom: 4px;
}

.coupon-desc {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.coupon-expire {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Profile Form */
.profile-form {
    padding: var(--space-lg);
    overflow-y: auto;
}

.profile-avatar-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: var(--space-lg);
}

.profile-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--accent-yellow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: var(--space-md);
}

.avatar-upload-btn {
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
    color: var(--accent-yellow);
    background: rgba(245, 166, 35, 0.1);
    border: 1px solid var(--accent-yellow);
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s;
}

.avatar-upload-btn:hover {
    background: rgba(245, 166, 35, 0.2);
}

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

.form-radio-group {
    display: flex;
    gap: var(--space-lg);
}

.form-radio {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    cursor: pointer;
}

.form-radio input {
    width: 18px;
    height: 18px;
    accent-color: var(--accent-yellow);
}

/* Settings */
.settings-list {
    padding: var(--space-md);
}

.settings-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md);
    background: var(--primary-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: var(--space-md);
}

.settings-item.danger {
    border-color: #dc3545;
}

.settings-info h4 {
    font-size: 0.9375rem;
    font-weight: 500;
    margin-bottom: 2px;
}

.settings-info p {
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.settings-btn {
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
    color: var(--accent-yellow);
    background: rgba(245, 166, 35, 0.1);
    border: 1px solid var(--accent-yellow);
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s;
}

.settings-btn:hover {
    background: rgba(245, 166, 35, 0.2);
}

.settings-btn.danger {
    color: #dc3545;
    background: rgba(220, 53, 69, 0.1);
    border-color: #dc3545;
}

.settings-btn.danger:hover {
    background: rgba(220, 53, 69, 0.2);
}

.settings-toggle {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 26px;
}

.settings-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--border-color);
    border-radius: 26px;
    transition: background 0.2s;
}

.toggle-slider::before {
    content: '';
    position: absolute;
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background: #fff;
    border-radius: 50%;
    transition: transform 0.2s;
}

.settings-toggle input:checked + .toggle-slider {
    background: var(--accent-yellow);
}

.settings-toggle input:checked + .toggle-slider::before {
    transform: translateX(22px);
}

.settings-select {
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--primary-bg);
    cursor: pointer;
}

/* Address Modal */
.address-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10004;
    display: none;
    align-items: center;
    justify-content: center;
}

.address-modal.active {
    display: flex;
}

.address-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
}

.address-modal-content {
    position: relative;
    width: 480px;
    max-width: calc(100% - 40px);
    max-height: calc(100% - 40px);
    background: var(--primary-bg);
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.address-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border-color);
}

.address-modal-header h3 {
    font-size: 1rem;
    font-weight: 600;
}

.address-modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    border-radius: 50%;
    transition: background 0.2s;
}

.address-modal-close:hover {
    background: var(--secondary-bg);
}

.address-modal-close svg {
    width: 18px;
    height: 18px;
    stroke: var(--text-primary);
}

.address-form {
    padding: var(--space-lg);
    overflow-y: auto;
}

.address-selects {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-sm);
}

.form-select {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--primary-bg);
    cursor: pointer;
}

.form-select:focus {
    outline: none;
    border-color: var(--accent-yellow);
}

.form-actions {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.form-btn {
    flex: 1;
    padding: 0.75rem;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s;
}

.form-btn.cancel {
    color: var(--text-primary);
    background: none;
    border: 1px solid var(--border-color);
}

.form-btn.cancel:hover {
    background: var(--secondary-bg);
}

.form-btn.submit {
    color: #fff;
    background: var(--accent-yellow);
    border: none;
}

.form-btn.submit:hover {
    background: var(--accent-yellow-dark);
}

/* Mobile Member Panel */
@media (max-width: 480px) {
    .member-panel {
        width: 100%;
    }
    
    .member-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .address-selects {
        grid-template-columns: 1fr;
    }
}
/* ========================================
   Login / Register Page
   ======================================== */
.login-page-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 160px);
    padding: var(--space-xl) var(--space-md);
}

.login-page-card {
    width: 100%;
    max-width: 420px;
    background: var(--primary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    box-shadow: var(--shadow-lg);
}

.login-page-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.login-logo {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-md);
    background: var(--accent-yellow);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-logo svg {
    width: 32px;
    height: 32px;
    stroke: #fff;
}

.login-page-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.login-page-subtitle {
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.login-page-divider {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin: var(--space-lg) 0;
    color: var(--text-muted);
    font-size: 0.8125rem;
}

.login-page-divider::before,
.login-page-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
}

.login-page-footer {
    text-align: center;
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-color);
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.login-page-footer a {
    color: var(--accent-yellow);
    font-weight: 500;
    text-decoration: none;
}

.login-page-footer a:hover {
    text-decoration: underline;
}

/* ========================================
   Member Dashboard Page (Full Page Layout)
   ======================================== */
.member-dashboard-page {
    display: grid;
    grid-template-columns: 280px 1fr;
    grid-template-rows: auto 1fr;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
    min-height: calc(100vh - 200px);
}

.member-dashboard {
    grid-column: 1 / -1;
    grid-row: 1;
    background: var(--primary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.member-dashboard-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    background: linear-gradient(135deg, var(--accent-yellow) 0%, #e69422 100%);
    color: #fff;
}

.member-dashboard-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.member-back-home,
.member-logout-btn {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 0.5rem 0.75rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: #fff;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius);
    text-decoration: none;
    cursor: pointer;
    transition: background 0.2s;
}

.member-back-home:hover,
.member-logout-btn:hover {
    background: rgba(255, 255, 255, 0.25);
}

.member-back-home svg,
.member-logout-btn svg {
    width: 16px;
    height: 16px;
    stroke: #fff;
}

.member-content {
    grid-column: 2;
    grid-row: 1;
    background: var(--primary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

@media (max-width: 992px) {
    .member-dashboard-page {
        grid-template-columns: 1fr;
    }

    .member-dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
    }

    .member-dashboard-actions {
        width: 100%;
    }
}

/* ===========================================================
   Enhanced Member Center - Modern Styles
   =========================================================== */

.member-dashboard-page {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 24px;
    margin-top: 40px;
    min-height: calc(100vh - 200px);
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 20px 60px;
}

/* --- Left Sidebar (User Card + Navigation) --- */
.member-sidebar {
    background: #ffffff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    border: 1px solid #eef0f3;
    height: fit-content;
}

.member-user-card {
    background: linear-gradient(135deg, #ffb74d 0%, #f57c00 100%);
    padding: 28px 20px;
    color: #fff;
    text-align: center;
}

.member-user-card .member-avatar {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    margin: 0 auto 12px;
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.member-user-card #memberName {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 4px;
}

.member-user-card #memberEmail {
    font-size: 13px;
    opacity: 0.9;
    margin-bottom: 10px;
}

.member-user-card .member-level {
    display: inline-block;
    padding: 4px 12px;
    font-size: 12px;
    background: rgba(255, 255, 255, 0.25);
    border-radius: 12px;
    font-weight: 500;
}

/* Sidebar stats row */
.member-sidebar-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    padding: 18px 10px;
    border-bottom: 1px solid #eef0f3;
    background: #fffdf9;
}

.member-sidebar-stats .member-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 4px 0;
    border-right: 1px solid #f0f0f0;
}

.member-sidebar-stats .member-stat:last-child {
    border-right: none;
}

.member-sidebar-stats .stat-value {
    font-size: 18px;
    font-weight: 700;
    color: #f57c00;
}

.member-sidebar-stats .stat-label {
    font-size: 12px;
    color: #5f6368;
}

/* Sidebar nav */
.member-sidebar-nav {
    padding: 12px;
}

.member-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    font-size: 14px;
    color: #333;
    text-decoration: none;
    border-radius: 10px;
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    transition: all 0.2s ease;
    margin-bottom: 2px;
}

.member-nav-item:hover {
    background: #fff4e6;
    color: #f57c00;
}

.member-nav-item.active {
    background: linear-gradient(135deg, #ffb74d 0%, #f57c00 100%);
    color: #fff;
    font-weight: 500;
}

.member-nav-item svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    fill: none;
    flex-shrink: 0;
}

.member-nav-item.logout {
    color: #d32f2f;
    margin-top: 12px;
    border-top: 1px solid #eef0f3;
    padding-top: 16px;
    border-radius: 0;
}

.member-nav-item.logout:hover {
    background: #ffebee;
    color: #d32f2f;
}

/* --- Right Content Panel --- */
.member-content-panel {
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    border: 1px solid #eef0f3;
    overflow: hidden;
    min-height: 600px;
}

.member-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 22px 28px;
    border-bottom: 1px solid #eef0f3;
    background: linear-gradient(135deg, #fffdf9 0%, #ffffff 100%);
}

.member-section-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0;
}

.member-section-body {
    padding: 28px;
}

.member-add-btn {
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 500;
    color: #f57c00;
    background: #fff3e0;
    border: 1px solid #ffe0b2;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.member-add-btn:hover {
    background: #ffe0b2;
    border-color: #ffb74d;
}

/* Profile Form */
.profile-avatar-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px 0 28px;
    border-bottom: 1px solid #eef0f3;
    margin-bottom: 28px;
}

.profile-avatar-section .profile-avatar {
    width: 84px;
    height: 84px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ffb74d, #f57c00);
    color: #fff;
    font-size: 32px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
    box-shadow: 0 4px 14px rgba(245, 124, 2, 0.3);
}

.profile-fields {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
    max-width: 680px;
}

.profile-fields .form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.profile-fields .form-label {
    font-size: 13px;
    font-weight: 500;
    color: #5f6368;
}

.profile-fields .form-input,
.profile-fields input[type="date"] {
    padding: 11px 14px;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    font-size: 14px;
    transition: border-color 0.2s, box-shadow 0.2s;
    background: #fafafa;
}

.profile-fields .form-input:focus,
.profile-fields input[type="date"]:focus {
    outline: none;
    border-color: #ffb74d;
    background: #fff;
    box-shadow: 0 0 0 3px rgba(255, 183, 77, 0.15);
}

.form-radio-group {
    display: flex;
    gap: 20px;
}

.form-radio {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    font-size: 14px;
}

.form-radio input[type="radio"] {
    width: 16px;
    height: 16px;
    accent-color: #f57c00;
}

.profile-form .form-submit {
    margin-top: 24px;
    padding: 12px 32px;
    background: linear-gradient(135deg, #ffb74d 0%, #f57c00 100%);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.2s ease;
    box-shadow: 0 4px 12px rgba(245, 124, 2, 0.25);
}

.profile-form .form-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(245, 124, 2, 0.35);
}

/* Address cards */
.address-card {
    background: #fafafa;
    border: 1px solid #eef0f3;
    border-radius: 12px;
    padding: 18px 20px;
    margin-bottom: 14px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.address-card:hover {
    border-color: #ffb74d;
    box-shadow: 0 3px 10px rgba(245, 124, 2, 0.08);
}

.address-card.default {
    border-color: #ffb74d;
    background: #fff8f0;
}

.address-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}

.address-name {
    font-size: 15px;
    font-weight: 600;
    color: #1a1a1a;
}

.address-phone {
    font-size: 13px;
    color: #5f6368;
}

.address-default-badge {
    font-size: 11px;
    padding: 3px 8px;
    background: #f57c00;
    color: #fff;
    border-radius: 10px;
    font-weight: 500;
}

.address-detail {
    font-size: 13px;
    color: #333;
    margin-bottom: 12px;
}

.address-actions {
    display: flex;
    gap: 10px;
    padding-top: 12px;
    border-top: 1px solid #eef0f3;
}

.address-actions button {
    font-size: 13px;
    padding: 5px 12px;
    background: #fff;
    border: 1px solid #e0e0e0;
    color: #5f6368;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}

.address-actions button:hover {
    border-color: #ffb74d;
    color: #f57c00;
    background: #fff8f0;
}

/* Address modal */
.address-modal-content {
    width: 520px;
    max-width: calc(100% - 40px);
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.address-modal-header {
    padding: 18px 24px;
    border-bottom: 1px solid #eef0f3;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.address-modal-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0;
}

.address-modal-close {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: #f5f5f5;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #5f6368;
    transition: background 0.2s;
}

.address-modal-close:hover {
    background: #e8e8e8;
}

.address-selects {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 14px;
}

.form-select {
    padding: 11px 14px;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    background: #fafafa;
    font-size: 14px;
    cursor: pointer;
}

.form-select:focus {
    outline: none;
    border-color: #ffb74d;
    background: #fff;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.form-btn {
    flex: 1;
    padding: 11px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.form-btn.cancel {
    background: #fafafa;
    border: 1px solid #e0e0e0;
    color: #5f6368;
}

.form-btn.cancel:hover {
    background: #f0f0f0;
}

.form-btn.submit {
    background: linear-gradient(135deg, #ffb74d, #f57c00);
    border: none;
    color: #fff;
    box-shadow: 0 4px 10px rgba(245, 124, 2, 0.2);
}

.form-btn.submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 14px rgba(245, 124, 2, 0.3);
}

/* Address empty + other empty states */
.address-empty,
.order-empty,
.favorite-empty,
.coupon-empty {
    padding: 48px 20px;
    text-align: center;
    color: #9e9e9e;
}

.address-empty svg,
.order-empty svg,
.favorite-empty svg,
.coupon-empty svg {
    width: 64px;
    height: 64px;
    stroke: #e0e0e0;
    margin-bottom: 16px;
}

.address-empty p,
.order-empty p,
.favorite-empty p,
.coupon-empty p {
    font-size: 14px;
    margin-bottom: 16px;
    color: #5f6368;
}

.address-empty button,
.favorite-empty a,
.order-empty a,
.coupon-empty a {
    padding: 9px 24px;
    font-size: 13px;
    background: linear-gradient(135deg, #ffb74d, #f57c00);
    color: #fff;
    border: none;
    border-radius: 8px;
    text-decoration: none;
    display: inline-block;
    cursor: pointer;
    font-weight: 500;
}

.settings-list {
    max-width: 680px;
}

.settings-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 20px;
    background: #fafafa;
    border: 1px solid #eef0f3;
    border-radius: 12px;
    margin-bottom: 12px;
    transition: border-color 0.2s;
}

.settings-item:hover {
    border-color: #ffb74d;
}

.settings-info h4 {
    font-size: 14px;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 4px;
}

.settings-info p {
    font-size: 12px;
    color: #5f6368;
    margin: 0;
}

.settings-btn {
    padding: 8px 16px;
    font-size: 13px;
    background: #fff;
    border: 1px solid #e0e0e0;
    color: #333;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.settings-btn:hover {
    border-color: #ffb74d;
    color: #f57c00;
}

.settings-btn.danger {
    color: #d32f2f;
    border-color: #ffcdd2;
    background: #fff;
}

.settings-btn.danger:hover {
    background: #ffebee;
    border-color: #d32f2f;
    color: #d32f2f;
}

.settings-toggle {
    position: relative;
    display: inline-block;
    width: 46px;
    height: 24px;
}

.toggle-slider {
    position: absolute;
    inset: 0;
    background: #e0e0e0;
    border-radius: 24px;
    cursor: pointer;
    transition: background 0.2s;
}

.toggle-slider::before {
    content: '';
    position: absolute;
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background: #fff;
    border-radius: 50%;
    transition: transform 0.2s;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.settings-toggle input:checked + .toggle-slider {
    background: #f57c00;
}

.settings-toggle input:checked + .toggle-slider::before {
    transform: translateX(22px);
}

/* Orders & coupons tabs */
.orders-tabs,
.coupons-tabs {
    display: flex;
    gap: 8px;
    padding: 0 28px 18px;
    border-bottom: 1px solid #eef0f3;
    margin-bottom: 22px;
    flex-wrap: wrap;
}

.orders-tab,
.coupon-tab {
    padding: 8px 16px;
    font-size: 13px;
    color: #5f6368;
    background: #fafafa;
    border: 1px solid #eef0f3;
    border-bottom: 2px solid transparent;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.orders-tab:hover,
.coupon-tab:hover {
    color: #f57c00;
    background: #fff8f0;
}

.orders-tab.active,
.coupon-tab.active {
    color: #fff;
    background: linear-gradient(135deg, #ffb74d, #f57c00);
    border-color: transparent;
    font-weight: 500;
}

/* Order item */
.order-item {
    background: #fafafa;
    border: 1px solid #eef0f3;
    border-radius: 12px;
    margin-bottom: 14px;
    overflow: hidden;
}

.order-header {
    padding: 14px 18px;
    background: #fff8f0;
    border-bottom: 1px solid #eef0f3;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.order-id {
    font-size: 12px;
    color: #5f6368;
}

.order-status {
    font-size: 13px;
    font-weight: 600;
    color: #f57c00;
}

.order-products {
    padding: 16px 18px;
}

.order-product {
    display: flex;
    gap: 14px;
    align-items: center;
    padding: 10px 0;
}

.order-product-img {
    width: 64px;
    height: 64px;
    border-radius: 10px;
    background: #f5f5f5;
    object-fit: cover;
}

.order-product-name {
    font-size: 14px;
    font-weight: 500;
}

.order-product-meta {
    font-size: 12px;
    color: #5f6368;
    margin-top: 4px;
}

.order-product-price .price {
    font-size: 15px;
    font-weight: 700;
    color: #f57c00;
}

.order-footer {
    padding: 14px 18px;
    border-top: 1px solid #eef0f3;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.order-total .price {
    font-size: 17px;
    font-weight: 700;
    color: #f57c00;
}

.order-action-btn.primary {
    padding: 8px 18px;
    background: linear-gradient(135deg, #ffb74d, #f57c00);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.2s;
}

.order-action-btn.primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(245, 124, 2, 0.25);
}

.order-action-btn.secondary {
    padding: 8px 18px;
    background: #fff;
    border: 1px solid #e0e0e0;
    color: #5f6368;
    border-radius: 8px;
    font-size: 13px;
    cursor: pointer;
}

.order-action-btn.secondary:hover {
    background: #f5f5f5;
}

/* Coupon card */
.coupon-card {
    display: flex;
    background: #fff;
    border: 1px solid #eef0f3;
    border-radius: 12px;
    margin-bottom: 14px;
    overflow: hidden;
}

.coupon-left {
    width: 120px;
    padding: 22px 14px;
    background: linear-gradient(135deg, #ffb74d, #f57c00);
    color: #fff;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.coupon-value {
    font-size: 28px;
    font-weight: 700;
    line-height: 1;
}

.coupon-unit {
    font-size: 12px;
    margin-top: 4px;
    opacity: 0.9;
}

.coupon-right {
    flex: 1;
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
}

.coupon-name {
    font-size: 15px;
    font-weight: 600;
    color: #1a1a1a;
}

.coupon-desc {
    font-size: 12px;
    color: #5f6368;
}

.coupon-expire {
    font-size: 12px;
    color: #9e9e9e;
    margin-top: 6px;
}

/* Favorite card */
.favorite-card {
    display: flex;
    gap: 18px;
    background: #fafafa;
    border: 1px solid #eef0f3;
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 14px;
    align-items: center;
}

.favorite-img {
    width: 90px;
    height: 90px;
    border-radius: 10px;
    background: #fff;
    object-fit: cover;
    border: 1px solid #eef0f3;
}

.favorite-info {
    flex: 1;
}

.favorite-name {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 6px;
}

.favorite-category {
    font-size: 12px;
    color: #5f6368;
    margin-bottom: 8px;
}

.favorite-price {
    font-size: 18px;
    font-weight: 700;
    color: #f57c00;
}

.favorite-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.favorite-action-btn.add-cart {
    padding: 8px 16px;
    background: linear-gradient(135deg, #ffb74d, #f57c00);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: transform 0.15s;
}

.favorite-action-btn.add-cart:hover {
    transform: translateY(-1px);
}

.favorite-action-btn.remove {
    padding: 7px 16px;
    background: #fff;
    color: #5f6368;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}

.favorite-action-btn.remove:hover {
    color: #d32f2f;
    border-color: #ffcdd2;
    background: #ffebee;
}

/* Responsive */
@media (max-width: 960px) {
    .member-dashboard-page {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .profile-fields {
        grid-template-columns: 1fr;
    }
}
    .member-content {
        grid-column: 1;
    }
}