/* Base Styles */
:root {
    --primary-color: #1a1a1a;
    --secondary-color: #c8a97e;
    --text-color: #333333;
    --light-text: #666666;
    --lighter-text: #999999;
    --bg-color: #ffffff;
    --light-bg: #f9f9f9;
    --border-color: #e0e0e0;
    --hover-color: #b39263;
    --error-color: #d9534f;
    --success-color: #5cb85c;
    --font-primary: 'Noto Sans JP', 'Helvetica Neue', Arial, sans-serif;
    --font-secondary: 'Noto Serif JP', Georgia, serif;
    --box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--bg-color);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: var(--transition);
}

a:hover {
    color: var(--secondary-color);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul {
    list-style: none;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-secondary);
    margin-bottom: 0.5em;
    line-height: 1.3;
    color: var(--primary-color);
    font-weight: 500;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.2rem;
}

p {
    margin-bottom: 1rem;
}

.section-title {
    text-align: center;
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background-color: var(--secondary-color);
}

.section-subtitle {
    text-align: center;
    color: var(--light-text);
    margin-top: -1rem;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 25px;
    border: none;
    border-radius: 4px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    background-color: var(--primary-color);
    color: #fff;
    font-size: 1rem;
}

.btn:hover {
    background-color: var(--secondary-color);
    color: #fff;
}

.btn-small {
    padding: 8px 15px;
    font-size: 0.9rem;
}

.btn-large {
    padding: 15px 30px;
    font-size: 1.1rem;
}

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

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

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: #fff;
}

.btn-text {
    background-color: transparent;
    color: var(--primary-color);
    padding: 0;
    border-bottom: 1px solid transparent;
    border-radius: 0;
}

.btn-text:hover {
    background-color: transparent;
    color: var(--secondary-color);
    border-bottom-color: var(--secondary-color);
}

/* Header */
header {
    background-color: var(--bg-color);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.logo img {
    max-height: 50px;
}

nav ul {
    display: flex;
    gap: 20px;
}

nav ul li a {
    font-weight: 500;
    padding: 8px 0;
    position: relative;
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    transition: width 0.3s ease;
}

nav ul li a:hover::after,
nav ul li a.active::after {
    width: 100%;
}

.cart-icon {
    position: relative;
    display: flex;
    align-items: center;
}

#cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background-color: var(--secondary-color);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 0.7rem;
    font-weight: bold;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 25px;
    height: 20px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 10;
}

.mobile-menu-btn span {
    width: 100%;
    height: 2px;
    background: var(--primary-color);
    transition: all 0.3s linear;
}

/* Hero Section */
.hero {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('https://source.unsplash.com/random/1600x800/?luxury,watch');
    background-size: cover;
    background-position: center;
    height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    padding: 0 20px;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    color: white;
    text-shadow: 2px 2px 5px rgba(0,0,0,0.3);
}

.hero p {
    font-size: 1.5rem;
    margin-bottom: 30px;
}

/* Features Section */
.features {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.feature {
    text-align: center;
    padding: 30px;
    background: var(--bg-color);
    border-radius: 8px;
    box-shadow: var(--box-shadow);
    transition: transform 0.3s ease;
}

.feature:hover {
    transform: translateY(-10px);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: var(--light-bg);
    color: var(--secondary-color);
}

.feature h3 {
    margin-bottom: 15px;
}

.feature p {
    color: var(--light-text);
}

.stats {
    display: flex;
    justify-content: center;
    gap: 50px;
    margin-bottom: 40px;
}

.stat {
    text-align: center;
}

.number {
    display: block;
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--secondary-color);
}

.label {
    color: var(--light-text);
    font-size: 1.1rem;
}

.cta {
    text-align: center;
}

/* About Products Section */
.about-products {
    padding: 80px 0;
    background-color: var(--bg-color);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.quality-info {
    margin-top: 40px;
    text-align: left;
    padding: 30px;
    background: var(--light-bg);
    border-radius: 8px;
    box-shadow: var(--box-shadow);
}

.quality-info h3 {
    margin-top: 20px;
    color: var(--secondary-color);
}

/* Products Section */
.products {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 30px;
}

.product-card {
    background: var(--bg-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: transform 0.3s ease;
}

.product-card:hover {
    transform: translateY(-10px);
}

.product-image {
    height: 250px;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.product-info {
    padding: 20px;
    text-align: center;
}

.product-description {
    color: var(--light-text);
    margin-bottom: 15px;
    min-height: 50px;
}

.product-price {
    font-weight: bold;
    color: var(--secondary-color);
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.product-actions {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 15px;
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
    background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://source.unsplash.com/random/1600x800/?watch,luxury');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    text-align: center;
    color: white;
}

.cta-section h2 {
    color: white;
    margin-bottom: 20px;
    font-size: 2.5rem;
}

.cta-section p {
    max-width: 600px;
    margin: 0 auto 30px;
    font-size: 1.2rem;
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: #fff;
    padding: 70px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo img {
    max-width: 150px;
    margin-bottom: 15px;
}

.footer-logo p {
    color: var(--border-color);
}

.footer-link-group h4 {
    color: #fff;
    margin-bottom: 20px;
}

.footer-link-group ul li {
    margin-bottom: 10px;
}

.footer-link-group ul li a {
    color: var(--border-color);
    transition: var(--transition);
}

.footer-link-group ul li a:hover {
    color: var(--secondary-color);
    padding-left: 5px;
}

.footer-contact h4 {
    color: #fff;
    margin-bottom: 20px;
}

.footer-contact p {
    color: var(--border-color);
    margin-bottom: 10px;
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: #fff;
    transition: var(--transition);
}

.social-icons a:hover {
    background-color: var(--secondary-color);
    transform: translateY(-5px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: var(--border-color);
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 1000px;
    background-color: var(--bg-color);
    border-radius: 8px;
    box-shadow: var(--box-shadow);
    z-index: 1000;
    padding: 20px;
    display: none;
}

.cookie-content {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.cookie-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.cookie-link {
    margin-left: auto;
    font-size: 0.9rem;
}

/* Question Modal */
.question-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    z-index: 1100;
    overflow: auto;
    justify-content: center;
    align-items: center;
}

.question-modal-content {
    background-color: var(--bg-color);
    border-radius: 8px;
    width: 90%;
    max-width: 500px;
    padding: 30px;
    position: relative;
}

.close-modal {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
}

/* Form Styles */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--secondary-color);
}

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

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.checkbox-group input {
    width: auto;
}

.checkbox-group label {
    margin-bottom: 0;
}

.form-hint {
    font-size: 0.85rem;
    color: var(--light-text);
    margin-top: 5px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

/* Page Header */
.page-header {
    background-color: var(--light-bg);
    padding: 50px 0;
    text-align: center;
}

.breadcrumbs {
    margin-top: 10px;
    color: var(--light-text);
}

.breadcrumbs a {
    color: var(--light-text);
}

.breadcrumbs a:hover {
    color: var(--secondary-color);
}

/* Product Detail Page */
.product-detail {
    padding: 70px 0;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-bottom: 70px;
}

.product-detail-image {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.product-detail-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

.product-detail-info h1 {
    margin-bottom: 15px;
}

.product-rating {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.stars {
    color: var(--secondary-color);
}

.rating-count {
    color: var(--light-text);
    font-size: 0.9rem;
}

.product-description {
    margin-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 20px;
}

.product-features {
    margin-bottom: 30px;
}

.product-features h3 {
    margin-bottom: 15px;
}

.product-features ul {
    list-style: disc;
    padding-left: 20px;
}

.product-features li {
    margin-bottom: 8px;
}

.quantity-selector {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.quantity-selector label {
    margin-right: 15px;
    font-weight: 500;
}

.quantity-controls {
    display: flex;
    align-items: center;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.quantity-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--light-bg);
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
}

.quantity-controls input {
    width: 50px;
    height: 40px;
    text-align: center;
    border: none;
    border-left: 1px solid var(--border-color);
    border-right: 1px solid var(--border-color);
}

.product-meta {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.product-meta p {
    margin-bottom: 10px;
}

.product-tabs {
    margin-bottom: 70px;
}

.tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 30px;
}

.tab-btn {
    padding: 15px 25px;
    background: none;
    border: none;
    font-weight: 500;
    cursor: pointer;
    position: relative;
    color: var(--light-text);
    font-size: 1rem;
}

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

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--secondary-color);
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.specs-table th,
.specs-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.specs-table th {
    background-color: var(--light-bg);
    font-weight: 500;
    width: 30%;
}

.reviews-summary {
    display: flex;
    gap: 50px;
    margin-bottom: 30px;
}

.average-rating {
    text-align: center;
    padding-right: 50px;
    border-right: 1px solid var(--border-color);
}

.big-rating {
    font-size: 3rem;
    font-weight: bold;
    color: var(--secondary-color);
    line-height: 1;
}

.rating-breakdown {
    flex-grow: 1;
}

.rating-bar {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.rating-label {
    width: 30px;
}

.bar-container {
    flex-grow: 1;
    height: 8px;
    background-color: var(--light-bg);
    margin: 0 10px;
    border-radius: 4px;
    overflow: hidden;
}

.bar {
    height: 100%;
    background-color: var(--secondary-color);
}

.rating-count {
    width: 30px;
    text-align: right;
}

.review {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 20px;
    margin-bottom: 20px;
}

.review:last-child {
    border-bottom: none;
}

.reviewer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.review-meta {
    display: flex;
    align-items: center;
    gap: 15px;
}

.date {
    color: var(--light-text);
    font-size: 0.9rem;
}

.related-products {
    padding: 50px 0;
    background-color: var(--light-bg);
}

.products-slider {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 30px;
    overflow: hidden;
}

/* About Page */
.about-section {
    padding: 70px 0;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 50px;
    align-items: center;
}

.about-image {
    text-align: center;
}

.about-image img {
    max-width: 300px;
    border-radius: 8px;
    box-shadow: var(--box-shadow);
}

.about-text h2 {
    margin-top: 30px;
    margin-bottom: 20px;
}

.about-text h2:first-child {
    margin-top: 0;
}

.about-text ul {
    list-style: disc;
    padding-left: 20px;
    margin-bottom: 20px;
}

.about-text li {
    margin-bottom: 10px;
}

.team-section {
    padding: 70px 0;
    background-color: var(--light-bg);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 30px;
}

.team-member {
    background-color: var(--bg-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: transform 0.3s ease;
}

.team-member:hover {
    transform: translateY(-10px);
}

.team-member img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.team-member h3 {
    margin-top: 20px;
    margin-bottom: 5px;
}

.team-member p {
    padding: 0 20px;
}

.team-member p:first-of-type {
    color: var(--secondary-color);
    font-weight: 500;
    margin-bottom: 15px;
}

.team-member .social-icons {
    justify-content: center;
    margin: 20px 0;
}

.values-section {
    padding: 70px 0;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 30px;
}

.value-item {
    text-align: center;
    padding: 30px;
    background-color: var(--light-bg);
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.value-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--box-shadow);
}

.value-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: var(--bg-color);
    color: var(--secondary-color);
}

.testimonials-section {
    padding: 70px 0;
    background-color: var(--light-bg);
}

.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial {
    background-color: var(--bg-color);
    border-radius: 8px;
    padding: 30px;
    box-shadow: var(--box-shadow);
}

.testimonial-text {
    position: relative;
    padding-left: 20px;
    margin-bottom: 20px;
}

.testimonial-text::before {
    content: '"';
    position: absolute;
    left: 0;
    top: 0;
    font-size: 3rem;
    color: var(--secondary-color);
    line-height: 1;
    opacity: 0.5;
}

.testimonial-author h4 {
    margin-bottom: 5px;
}

.testimonial-author p {
    color: var(--light-text);
}

/* Contact Page */
.contact-section {
    padding: 70px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 50px;
}

.info-item {
    display: flex;
    margin-bottom: 30px;
}

.info-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--light-bg);
    border-radius: 50%;
    color: var(--secondary-color);
    margin-right: 20px;
}

.info-text h3 {
    margin-bottom: 5px;
}

.info-text p {
    color: var(--light-text);
}

.info-text p.note {
    font-size: 0.9rem;
    color: var(--lighter-text);
}

.social-contact h3 {
    margin-bottom: 15px;
}

.contact-form-container {
    background-color: var(--light-bg);
    border-radius: 8px;
    padding: 30px;
}

.contact-form-container h2 {
    margin-bottom: 20px;
}

.contact-form-container p {
    margin-bottom: 30px;
}

.faq-section {
    padding: 70px 0;
    background-color: var(--light-bg);
}

.faq-item {
    background-color: var(--bg-color);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 15px;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

.faq-question h3 {
    margin-bottom: 0;
}

.faq-toggle {
    transition: transform 0.3s ease;
}

.faq-item.active .faq-toggle {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 0 20px 20px;
    max-height: 500px;
}

/* Cart Page */
.cart-section {
    padding: 70px 0;
}

.cart-empty {
    text-align: center;
    padding: 50px 0;
}

.empty-cart-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: var(--light-bg);
    color: var(--light-text);
}

.cart-items-container {
    background-color: var(--bg-color);
    border-radius: 8px;
    padding: 30px;
    margin-bottom: 30px;
}

.cart-headers {
    display: grid;
    grid-template-columns: 3fr 1fr 1fr 1fr 40px;
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color);
    font-weight: 500;
}

.cart-item {
    display: grid;
    grid-template-columns: 3fr 1fr 1fr 1fr 40px;
    align-items: center;
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.cart-product {
    display: flex;
    align-items: center;
}

.cart-product img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 4px;
    margin-right: 20px;
}

.cart-product h4 {
    margin-bottom: 5px;
}

.cart-product p {
    color: var(--light-text);
    font-size: 0.9rem;
}

.cart-quantity {
    width: 80px;
}

.cart-remove {
    cursor: pointer;
    color: var(--light-text);
    transition: var(--transition);
}

.cart-remove:hover {
    color: var(--error-color);
}

.cart-actions {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 30px;
}

.cart-note {
    width: 60%;
}

.cart-note label {
    display: block;
    margin-bottom: 10px;
    font-weight: 500;
}

.cart-note textarea {
    width: 100%;
    height: 100px;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: inherit;
    resize: vertical;
}

.cart-summary {
    background-color: var(--light-bg);
    border-radius: 8px;
    padding: 30px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 1.1rem;
}

.summary-row.total {
    font-weight: bold;
    font-size: 1.3rem;
    margin-top: 10px;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.tax-note {
    text-align: right;
    font-size: 0.9rem;
    color: var(--light-text);
    margin-bottom: 20px;
}

.related-products-section {
    margin-top: 50px;
    padding-top: 50px;
    border-top: 1px solid var(--border-color);
}

.cart-recommendations {
    margin-top: 30px;
}

/* Checkout Page */
.checkout-section {
    padding: 70px 0;
}

.checkout-empty {
    text-align: center;
    padding: 50px 0;
}

.empty-checkout-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: var(--light-bg);
    color: var(--light-text);
}

.checkout-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}

.checkout-main {
    background-color: var(--bg-color);
    border-radius: 8px;
    padding: 30px;
}

.checkout-section {
    margin-bottom: 40px;
}

.checkout-section h2 {
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

.checkout-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
}

.checkout-sidebar {
    align-self: start;
}

.order-summary {
    background-color: var(--light-bg);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.order-summary h3 {
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

.checkout-items {
    margin-bottom: 20px;
}

.checkout-item {
    display: flex;
    margin-bottom: 15px;
}

.checkout-item-image {
    width: 80px;
    height: 80px;
    border-radius: 4px;
    overflow: hidden;
    margin-right: 15px;
}

.checkout-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.checkout-item-details h4 {
    margin-bottom: 5px;
}

.checkout-item-details p {
    color: var(--light-text);
    font-size: 0.9rem;
}

.checkout-info {
    background-color: var(--bg-color);
    border-radius: 8px;
    padding: 20px;
}

.checkout-info .info-item {
    margin-bottom: 20px;
}

.checkout-info .info-item:last-child {
    margin-bottom: 0;
}

.checkout-info .info-icon {
    margin-right: 15px;
}

.checkout-info h4 {
    margin-bottom: 5px;
}

/* Success Page */
.success-section {
    padding: 70px 0;
}

.success-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
    padding: 50px;
    background-color: var(--bg-color);
    border-radius: 8px;
    box-shadow: var(--box-shadow);
}

.success-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: var(--success-color);
    color: white;
}

.success-message {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.success-details {
    text-align: left;
    padding: 20px;
    background-color: var(--light-bg);
    border-radius: 8px;
    margin-bottom: 30px;
}

.success-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.recommended-products {
    margin-top: 70px;
}

.success-recommendations {
    margin-top: 30px;
}

.customer-care {
    padding: 70px 0;
    background-color: var(--light-bg);
}

.care-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.care-item {
    background-color: var(--bg-color);
    border-radius: 8px;
    padding: 30px;
    text-align: center;
    box-shadow: var(--box-shadow);
}

.care-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: var(--light-bg);
    color: var(--secondary-color);
}

.care-item h3 {
    margin-bottom: 15px;
}

.care-item p {
    color: var(--light-text);
    margin-bottom: 20px;
}

/* Responsive Styles */
@media (max-width: 1200px) {
    .container {
        padding: 0 30px;
    }
}

@media (max-width: 992px) {
    .hero h1 {
        font-size: 3rem;
    }
    
    .stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .product-detail-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .about-content, 
    .contact-grid,
    .checkout-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }
    
    nav ul {
        position: fixed;
        top: 0;
        right: -100%;
        height: 100vh;
        width: 70%;
        background: var(--bg-color);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.3s ease;
        box-shadow: -5px 0 15px rgba(0,0,0,0.1);
        z-index: 9;
    }
    
    nav ul.active {
        right: 0;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.2rem;
    }
    
    .reviews-summary {
        flex-direction: column;
        gap: 30px;
    }
    
    .average-rating {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding-right: 0;
        padding-bottom: 20px;
    }
    
    .cart-headers {
        display: none;
    }
    
    .cart-item {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .cart-product {
        grid-column: 1;
    }
    
    .cart-price, 
    .cart-quantity, 
    .cart-subtotal {
        display: flex;
        justify-content: space-between;
        padding: 5px 0;
    }
    
    .cart-price::before {
        content: '価格:';
        font-weight: 500;
    }
    
    .cart-quantity::before {
        content: '数量:';
        font-weight: 500;
    }
    
    .cart-subtotal::before {
        content: '小計:';
        font-weight: 500;
    }
    
    .cart-remove {
        text-align: right;
    }
    
    .cart-actions {
        flex-direction: column;
        gap: 20px;
    }
    
    .cart-note {
        width: 100%;
    }
    
    .tab-btn {
        padding: 10px 15px;
        font-size: 0.9rem;
    }
    
    .success-buttons {
        flex-direction: column;
        gap: 15px;
    }
}

@media (max-width: 576px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.7rem;
    }
    
    .checkout-actions {
        flex-direction: column;
        gap: 15px;
    }
    
    .checkout-actions .btn {
        width: 100%;
        text-align: center;
    }
}