/* 기본 리셋 및 설정 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2563eb;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --error-color: #ef4444;
    --text-color: #1f2937;
    --border-color: #e5e7eb;
    --bg-light: #f9fafb;
    --shadow: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Apple SD Gothic Neo', 'Noto Sans KR', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: #fff;
}

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

/* 헤더 */
.main-header {
    background: #fff;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.main-nav a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.main-nav a:hover {
    color: var(--primary-color);
}

.mobile-menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* 메인 콘텐츠 */
.main-content {
    min-height: calc(100vh - 300px);
    padding: 2rem 0;
}

/* Hero 섹션 */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e40af 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

/* 카테고리 */
.categories, .products {
    padding: 3rem 0;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 2rem;
    text-align: center;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.category-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    text-decoration: none;
    color: var(--text-color);
    transition: transform 0.2s, box-shadow 0.2s;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.category-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* 상품 그리드 */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 2rem;
}

.product-card {
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: box-shadow 0.2s;
}

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

.product-card img {
    width: 100%;
    height: 350px;
    object-fit: cover;
}

.no-image {
    width: 100%;
    height: 350px;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: var(--border-color);
}

.product-info {
    padding: 1rem;
}

.product-category {
    font-size: 0.875rem;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.product-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.product-card h3 a {
    color: var(--text-color);
    text-decoration: none;
}

.product-author {
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.product-price {
    margin: 1rem 0;
    font-weight: bold;
}

.price {
    color: var(--primary-color);
    font-size: 1.25rem;
}

.original-price {
    text-decoration: line-through;
    color: var(--secondary-color);
    margin-right: 0.5rem;
}

.sale-price {
    color: var(--error-color);
    font-size: 1.25rem;
}

/* 버튼 */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}

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

.btn-primary:hover {
    background: #1e40af;
}

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

.btn-secondary:hover {
    background: #475569;
}

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

.btn-block {
    display: block;
    width: 100%;
    text-align: center;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* Features */
.features {
    background: var(--bg-light);
    padding: 3rem 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-item {
    text-align: center;
}

.feature-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Footer */
.main-footer {
    background: #1f2937;
    color: white;
    padding: 2rem 0;
    margin-top: 3rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3, .footer-section h4 {
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section a {
    color: #9ca3af;
    text-decoration: none;
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #374151;
}

/* 인증 폼 */
.auth-container {
    max-width: 500px;
    margin: 2rem auto;
}

.auth-box {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
}

.auth-form .form-group {
    margin-bottom: 1rem;
}

.auth-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.auth-form input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
}

.auth-links {
    text-align: center;
    margin-top: 1rem;
}

/* Alert */
.alert {
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
}

/* 반응형 */
@media (max-width: 768px) {
    .main-nav {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero h1 {
        font-size: 1.75rem;
    }

    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 1rem;
    }
}

.bg-light {
    background: var(--bg-light);
}

/* 페이지 헤더 */
.page-header {
    margin-bottom: 2rem;
}

.page-header h1 {
    font-size: 2rem;
}

/* 빈 상태 */
.empty-state, .empty-cart {
    text-align: center;
    padding: 3rem;
}

.empty-state i, .empty-cart i {
    font-size: 4rem;
    color: var(--border-color);
    margin-bottom: 1rem;
}

/* 성공/에러 페이지 */
.success-page, .error-page {
    text-align: center;
    padding: 3rem;
}

.success-icon, .error-icon {
    font-size: 5rem;
    margin-bottom: 1rem;
}

.success-icon {
    color: var(--success-color);
}

.error-icon {
    color: var(--error-color);
}

.success-actions, .error-actions {
    margin-top: 2rem;
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* 장바구니 */
.cart-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

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

.cart-item {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 1rem;
    background: white;
    align-items: center;
}

.item-image {
    width: 100px;
    height: 140px;
    flex-shrink: 0;
}

.item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 6px;
}

.no-image-small {
    width: 100%;
    height: 100%;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--secondary-color);
    font-size: 2rem;
    border-radius: 6px;
}

.item-info {
    flex: 1;
}

.item-info h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.item-info h3 a {
    color: var(--text-color);
    text-decoration: none;
}

.item-info h3 a:hover {
    color: var(--primary-color);
}

.item-info .author {
    color: var(--secondary-color);
    margin-bottom: 0.25rem;
}

.item-info .added-date {
    font-size: 0.875rem;
    color: var(--secondary-color);
    margin: 0;
}

.item-price {
    text-align: right;
    min-width: 100px;
}

.item-price .price {
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--text-color);
}

.item-price .original-price {
    text-decoration: line-through;
    color: var(--secondary-color);
    font-size: 0.9rem;
}

.item-price .sale-price {
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--error-color);
}

.item-actions {
    flex-shrink: 0;
}

.btn-remove {
    padding: 0.5rem 1rem;
    background: white;
    color: var(--error-color);
    border: 1px solid var(--error-color);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-remove:hover {
    background: var(--error-color);
    color: white;
}

.cart-summary {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    height: fit-content;
}

.cart-summary h2 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.summary-row.total {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 2px solid var(--border-color);
    border-bottom: none;
    font-size: 1.1rem;
    font-weight: bold;
}

.summary-row .total-amount {
    color: var(--primary-color);
    font-size: 1.5rem;
}

.cart-summary .btn {
    margin-top: 1rem;
}

@media (max-width: 768px) {
    .cart-content {
        grid-template-columns: 1fr;
    }

    .cart-item {
        flex-direction: column;
        text-align: center;
    }

    .item-image {
        margin: 0 auto;
    }

    .item-price {
        text-align: center;
    }
}

/* 관리자 네비게이션 */
.admin-nav {
    display: flex;
    gap: 10px;
    padding: 1rem 0;
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
    flex-wrap: wrap;
}

.admin-nav a {
    padding: 0.5rem 1rem;
    text-decoration: none;
    color: var(--text-color);
    border-radius: 6px;
    transition: all 0.2s;
}

.admin-nav a:hover {
    background: var(--bg-light);
}

.admin-nav a.active {
    background: var(--primary-color);
    color: white;
}

.admin-nav .btn-add {
    margin-left: auto;
    background: var(--success-color);
    color: white;
}

.admin-nav .btn-add:hover {
    background: #059669;
}

/* 관리자 필터 */
.admin-filter {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.filter-form {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.filter-form input[type="text"],
.filter-form input[type="date"] {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.filter-form input[type="text"] {
    flex: 1;
    min-width: 200px;
}

.filter-form select {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.admin-stats-mini {
    padding: 10px 0;
    margin-bottom: 15px;
    color: #666;
}

/* 관리자 테이블 버튼 */
.btn-sm {
    padding: 4px 8px;
    font-size: 12px;
    text-decoration: none;
    border-radius: 4px;
    margin-right: 4px;
    display: inline-block;
}

.btn-sm.btn-primary {
    background: #007bff;
    color: white;
}

.btn-sm.btn-danger {
    background: #dc3545;
    color: white;
}

/* 상태 뱃지 */
.status-badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    display: inline-block;
}

.status-active {
    background: #d4edda;
    color: #155724;
}

.status-inactive {
    background: #f8d7da;
    color: #721c24;
}

.status-pending {
    background: #fff3cd;
    color: #856404;
}

.status-completed {
    background: #d4edda;
    color: #155724;
}

.status-cancelled {
    background: #f8d7da;
    color: #721c24;
}

/* 전자책 목록 페이지 */
.products-page {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

/* 사이드바 */
.sidebar {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: 8px;
    height: fit-content;
}

.sidebar-section {
    margin-bottom: 2rem;
}

.sidebar-section h3 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    color: var(--text-color);
}

.category-list {
    list-style: none;
}

.category-list li {
    margin-bottom: 0.5rem;
}

.category-list a {
    display: block;
    padding: 0.5rem 0.75rem;
    text-decoration: none;
    color: var(--text-color);
    border-radius: 4px;
    transition: all 0.2s;
}

.category-list a:hover {
    background: white;
    color: var(--primary-color);
}

.category-list a.active {
    background: var(--primary-color);
    color: white;
    font-weight: 600;
}

/* 메인 콘텐츠 영역 */
.main-content-area {
    min-width: 0;
}

/* 필터바 */
.filter-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    gap: 1rem;
    flex-wrap: wrap;
}

.search-form {
    display: flex;
    flex: 1;
    max-width: 500px;
}

.search-form input[type="text"] {
    flex: 1;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px 0 0 6px;
    border-right: none;
}

.search-form button {
    padding: 0.75rem 1.5rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 0 6px 6px 0;
    cursor: pointer;
    transition: background 0.2s;
}

.search-form button:hover {
    background: #1e40af;
}

.sort-options select {
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: white;
    cursor: pointer;
}

/* 페이지네이션 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.page-link {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    text-decoration: none;
    color: var(--text-color);
    transition: all 0.2s;
}

.page-link:hover {
    background: var(--bg-light);
    border-color: var(--primary-color);
}

.page-link.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* 반응형 - 상품 페이지 */
@media (max-width: 768px) {
    .products-page {
        grid-template-columns: 1fr;
    }

    .sidebar {
        order: 2;
    }

    .main-content-area {
        order: 1;
    }

    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .search-form {
        max-width: 100%;
    }
}

/* 관리자 대시보드 */
.admin-page {
    padding: 2rem 0;
}

.admin-page h1 {
    margin-bottom: 1.5rem;
}

/* 통계 그리드 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    background: var(--bg-light);
    color: var(--primary-color);
}

.stat-info h3 {
    font-size: 0.9rem;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-color);
    margin: 0;
}

/* 관리자 섹션 */
.admin-sections {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.admin-section {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.admin-section h2 {
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

/* 관리자 테이블 */
.table-responsive {
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
}

.admin-table thead {
    background: var(--bg-light);
}

.admin-table th {
    padding: 0.75rem;
    text-align: left;
    font-weight: 600;
    color: var(--text-color);
    border-bottom: 2px solid var(--border-color);
}

.admin-table td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.admin-table tbody tr:hover {
    background: var(--bg-light);
}

.admin-table small {
    color: var(--secondary-color);
    font-size: 0.875rem;
}

/* 인기 상품 목록 */
.popular-products-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.popular-product-item {
    display: flex;
    gap: 1rem;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    transition: all 0.2s;
}

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

.product-thumb {
    width: 60px;
    height: 80px;
    flex-shrink: 0;
}

.product-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 4px;
}

.no-image-tiny {
    width: 100%;
    height: 100%;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--secondary-color);
    border-radius: 4px;
}

.product-details h4 {
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
}

.product-details p {
    font-size: 0.875rem;
    color: var(--secondary-color);
    margin: 0;
}

/* 관리자 폼 */
.admin-form {
    max-width: 800px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
}

.form-group textarea {
    resize: vertical;
    font-family: inherit;
}

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

/* 반응형 - 관리자 */
@media (max-width: 968px) {
    .admin-sections {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

/* 결제 페이지 */
.checkout-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.checkout-main {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.checkout-section {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.checkout-section h2 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

/* 주문 상품 */
.order-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.order-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    align-items: center;
}

.order-item-image {
    width: 60px;
    height: 80px;
    flex-shrink: 0;
}

.order-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 4px;
}

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

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

.order-item-info .author {
    color: var(--secondary-color);
    font-size: 0.875rem;
    margin: 0;
}

.order-item-price {
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--text-color);
}

.order-item-price .sale-price {
    color: var(--error-color);
}

/* 구매자 정보 */
.buyer-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.info-row {
    display: flex;
    padding: 0.75rem;
    background: var(--bg-light);
    border-radius: 4px;
}

.info-row .label {
    width: 100px;
    font-weight: 600;
    color: var(--secondary-color);
}

.info-row .value {
    flex: 1;
    color: var(--text-color);
}

/* 결제 수단 */
.payment-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.payment-method {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.payment-method:hover {
    border-color: var(--primary-color);
    background: var(--bg-light);
}

.payment-method input[type="radio"] {
    margin-bottom: 0.5rem;
}

.payment-method .method-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.payment-method .method-name {
    font-weight: 500;
}

.payment-method:has(input[type="radio"]:checked) {
    border-color: var(--primary-color);
    background: var(--bg-light);
}

/* 결제 요약 */
.checkout-sidebar {
    height: fit-content;
    position: sticky;
    top: 2rem;
}

.payment-summary {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.payment-summary h2 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.summary-details {
    margin-bottom: 1.5rem;
}

.summary-divider {
    height: 1px;
    background: var(--border-color);
    margin: 1rem 0;
}

.agreement {
    margin: 1.5rem 0;
    padding: 1rem;
    background: var(--bg-light);
    border-radius: 6px;
}

.agreement label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.btn-lg {
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.payment-info {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.payment-info p {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--secondary-color);
    font-size: 0.875rem;
    margin: 0.5rem 0;
}

.payment-info i {
    color: var(--primary-color);
}

/* 반응형 - 결제 페이지 */
@media (max-width: 968px) {
    .checkout-container {
        grid-template-columns: 1fr;
    }

    .checkout-sidebar {
        position: static;
    }
}