/* 重置和基礎樣式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2c3e50; /* 深藍灰 */
    --secondary-color: #8b4513; /* 深棕色 */
    --accent-color: #34495e; /* 深灰 */
    --text-dark: #2c3e50; /* 深色文字 */
    --text-light: #7f8c8d; /* 淺灰文字 */
    --white: #ffffff; /* 白色 */
    --light-gray: #ecf0f1; /* 淺灰 */
    --medium-gray: #bdc3c7; /* 中灰 */
    --dark-gray: #34495e; /* 深灰 */
    --black: #2c3e50; /* 黑色 */
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Microsoft JhengHei', 'PingFang TC', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
}

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

/* 導航欄 */
.navbar {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    align-items: center;
}

.nav-logo img {
    height: 50px;
    width: auto;
}

.nav-logo .company-name {
    margin-left: 15px;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
    white-space: nowrap;
}

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

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: var(--transition);
    position: relative;
    overflow: hidden; /* 防止偽元素溢出 */
}

.nav-link:hover,
.nav-link.active {
    color: var(--secondary-color);
    background-color: var(--light-gray);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--secondary-color);
    border-radius: 0;
    opacity: 1;
    transform: scaleX(1);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--secondary-color);
    border-radius: 0;
    opacity: 0;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-link:hover::after {
    opacity: 1;
    transform: scaleX(1);
}

/* 移除任何可能造成第二條線的樣式 */
.nav-link::before {
    display: none;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    margin: 3px 0;
    transition: var(--transition);
    border-radius: 2px;
}

.hamburger:hover span {
    background-color: var(--secondary-color);
}

/* 漢堡選單動畫 */
.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* 輪播 Banner */
.hero-slider {
    margin-top: 80px;
    position: relative;
    height: 600px;
    overflow: hidden;
}

.slider-container {
    position: relative;
    height: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
    z-index: 1;
}

.slide.active {
    opacity: 1;
    z-index: 2;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slide-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--white);
    z-index: 2;
    max-width: 600px;
    padding: 2rem;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 10px;
    backdrop-filter: blur(5px);
}

.slide-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.8), 1px 1px 2px rgba(0, 0, 0, 0.9);
    font-weight: 700;
    letter-spacing: 1px;
}

.slide-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8), 1px 1px 2px rgba(0, 0, 0, 0.9);
    font-weight: 500;
}

.cta-button {
    display: inline-block;
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button:hover {
    background-color: var(--accent-color);
    transform: translateY(-2px);
}

.slider-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    z-index: 3;
}

.prev-btn,
.next-btn {
    position: absolute;
    background-color: rgba(0, 0, 0, 0.5);
    color: var(--white);
    border: none;
    padding: 1rem;
    cursor: pointer;
    border-radius: 50%;
    transition: var(--transition);
}

.prev-btn {
    left: 20px;
}

.next-btn {
    right: 20px;
}

.prev-btn:hover,
.next-btn:hover {
    background-color: var(--secondary-color);
}

.slider-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 3;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background-color: var(--secondary-color);
}

/* 頁面 Banner */
.page-banner {
    margin-top: 80px;
    position: relative;
    height: 400px;
    overflow: hidden;
}

.page-banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.banner-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--white);
    z-index: 2;
    background: rgba(0, 0, 0, 0.4);
    padding: 2rem;
    border-radius: 10px;
    backdrop-filter: blur(5px);
    max-width: 600px;
}

.banner-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.8), 1px 1px 2px rgba(0, 0, 0, 0.9);
    font-weight: 700;
    letter-spacing: 1px;
}

.banner-content p {
    font-size: 1.2rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8), 1px 1px 2px rgba(0, 0, 0, 0.9);
    font-weight: 500;
}

/* 區段標題 */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* 關於我們簡介 */
.about-preview {
    padding: 80px 0;
    background-color: #ffffff;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.about-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.card-icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.about-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.about-card p {
    color: var(--text-light);
    line-height: 1.6;
}

.about-cta {
    text-align: center;
    margin-top: 3rem;
}

/* 產品展示 */
.products-preview {
    padding: 5rem 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.product-card {
    background-color: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.product-card img {
    width: 100%;
    height: 200px;
    object-fit: contain;
    background-color: #f5f5f5;
}

.product-info {
    padding: 1.5rem;
}

.product-info h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.product-info p {
    color: var(--text-light);
    line-height: 1.6;
}

.products-cta {
    text-align: center;
    margin-top: 3rem;
}

/* 按鈕樣式 */
.btn-secondary {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--white);
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-secondary:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
}

/* 產品頁面樣式 */
.products-section {
    padding: 5rem 0;
}

.products-layout {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 3rem;
}

.products-sidebar {
    background-color: var(--light-gray);
    padding: 2rem;
    border-radius: 10px;
    height: fit-content;
}

.products-sidebar h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

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

.category-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 1rem;
    margin-bottom: 0.5rem;
    border-radius: 5px;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-dark);
}

.category-item:hover,
.category-item.active {
    background-color: var(--secondary-color);
    color: var(--white);
}

.category-item i {
    font-size: 1.2rem;
}

.products-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.products-header h2 {
    font-size: 2rem;
    color: var(--text-dark);
}

.products-filter select {
    padding: 0.5rem 1rem;
    border: 1px solid var(--medium-gray);
    border-radius: 5px;
    background-color: var(--white);
    color: var(--text-dark);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.product-item {
    background-color: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.product-image {
    position: relative;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 200px;
    object-fit: contain;
    background-color: #f5f5f5;
    transition: var(--transition);
}

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(139, 69, 19, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.product-item:hover .product-overlay {
    opacity: 1;
}

.view-details {
    color: var(--white);
    text-decoration: none;
    padding: 0.8rem 1.5rem;
    border: 2px solid var(--white);
    border-radius: 5px;
    font-weight: 600;
    transition: var(--transition);
}

.view-details:hover {
    background-color: var(--white);
    color: var(--secondary-color);
}

.product-details {
    padding: 1.5rem;
}

.product-details h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.product-details p {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.product-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    background-color: var(--light-gray);
    color: var(--text-dark);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* 分頁 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
}

.page-btn {
    padding: 0.8rem 1.2rem;
    border: 1px solid var(--medium-gray);
    background-color: var(--white);
    color: var(--text-dark);
    border-radius: 5px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
}

.page-btn:hover,
.page-btn.active {
    background-color: var(--secondary-color);
    color: var(--white);
    border-color: var(--secondary-color);
}

.page-btn.next {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.page-ellipsis {
    display: inline-flex;
    align-items: center;
    padding: 0.8rem 0.5rem;
    color: var(--text-dark);
}

/* 產品優勢 */
.product-advantages {
    padding: 5rem 0;
    background-color: var(--light-gray);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.advantage-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.advantage-icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.advantage-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.advantage-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* 關於我們頁面樣式 */
.company-intro {
    padding: 5rem 0;
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.intro-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.intro-text p {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.intro-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.core-values {
    padding: 5rem 0;
    background-color: var(--light-gray);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.value-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.value-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.value-icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.value-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.value-card p {
    color: var(--text-light);
    line-height: 1.6;
}

.company-history {
    padding: 5rem 0;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 3rem auto 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--secondary-color);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
}

.timeline-item:nth-child(odd) {
    text-align: right;
    padding-right: 50px;
}

.timeline-item:nth-child(even) {
    text-align: left;
    padding-left: 50px;
}

.timeline-year {
    position: absolute;
    left: 50%;
    top: 0;
    transform: translateX(-50%);
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    z-index: 2;
}

.timeline-content {
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.timeline-content h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

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

.team-section {
    padding: 5rem 0;
    background-color: var(--light-gray);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.team-member {
    background-color: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.team-member:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

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

.member-info {
    padding: 1.5rem;
    text-align: center;
}

.member-info h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.member-info p {
    color: var(--text-light);
    line-height: 1.6;
}

/* AR/VR 頁面樣式 */
.ar-vr-intro {
    padding: 5rem 0;
}

.livetour-section {
    padding: 5rem 0;
    background-color: var(--light-gray);
}

.livetour-container {
    background-color: var(--white);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow);
}

.livetour-header {
    text-align: center;
    margin-bottom: 2rem;
}

.livetour-header h3 {
    font-size: 2rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

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

.livetour-embed {
    margin-bottom: 2rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.livetour-instructions {
    background-color: var(--light-gray);
    padding: 1.5rem;
    border-radius: 10px;
}

.livetour-instructions h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.livetour-instructions ul {
    list-style: none;
    padding-left: 0;
}

.livetour-instructions li {
    padding: 0.5rem 0;
    color: var(--text-light);
    border-bottom: 1px solid var(--medium-gray);
}

.livetour-instructions li:last-child {
    border-bottom: none;
}

.tech-features {
    padding: 5rem 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.6;
}

.application-scenarios {
    padding: 5rem 0;
    background-color: var(--light-gray);
}

.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.scenario-card {
    background-color: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.scenario-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.scenario-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.scenario-content {
    padding: 1.5rem;
}

.scenario-content h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.scenario-content p {
    color: var(--text-light);
    line-height: 1.6;
}

/* 聯繫我們頁面樣式 */
.contact-info {
    padding: 5rem 0;
}

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

.contact-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.contact-icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.contact-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.contact-card p {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.contact-time {
    display: block;
    font-size: 0.9rem;
    color: var(--secondary-color);
    font-weight: 600;
    margin-top: 1rem;
}

.contact-form-map {
    padding: 5rem 0;
    background-color: var(--light-gray);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-form-section h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.contact-form-section p {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.contact-form {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--medium-gray);
    border-radius: 5px;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 2px rgba(139, 69, 19, 0.2);
}

.submit-btn {
    background-color: var(--secondary-color);
    color: var(--white);
    border: none;
    padding: 1rem 2rem;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.submit-btn:hover {
    background-color: var(--accent-color);
    transform: translateY(-2px);
}

.contact-map-section {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.map-container {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.map-container h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.map-placeholder {
    background-color: var(--light-gray);
    padding: 3rem;
    text-align: center;
    border-radius: 10px;
    margin-bottom: 1.5rem;
}

.map-placeholder i {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.map-placeholder p {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.map-instructions h4 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.map-instructions ul {
    list-style: none;
    padding-left: 0;
}

.map-instructions li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0;
    color: var(--text-light);
    border-bottom: 1px solid var(--medium-gray);
}

.map-instructions li:last-child {
    border-bottom: none;
}

.map-instructions i {
    color: var(--secondary-color);
}

.social-media {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.social-media h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.social-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background-color: var(--light-gray);
    border-radius: 5px;
    text-decoration: none;
    color: var(--text-dark);
    transition: var(--transition);
}

.social-link:hover {
    background-color: var(--secondary-color);
    color: var(--white);
}

.social-link i {
    font-size: 1.2rem;
}

/* FAQ 樣式 */
.faq-section {
    padding: 5rem 0;
}

.faq-list {
    max-width: 800px;
    margin: 3rem auto 0;
}

.faq-item {
    background-color: var(--white);
    border-radius: 10px;
    margin-bottom: 1rem;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    background-color: var(--light-gray);
}

.faq-question h3 {
    font-size: 1.2rem;
    color: var(--text-dark);
}

.faq-question i {
    color: var(--secondary-color);
    transition: var(--transition);
}

.faq-answer {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* 頁腳 */
.footer {
    background-color: var(--dark-gray);
    color: var(--white);
    padding: 3rem 0 1rem;
}

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

.footer-section h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-section p {
    color: var(--light-gray);
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: var(--light-gray);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--secondary-color);
}

            .footer-section i {
                margin-right: 0.5rem;
                color: var(--secondary-color);
            }

            .footer-logo {
                margin-bottom: 1rem;
            }

            .footer-logo img {
                height: 60px;
                width: auto;
                max-width: 200px;
            }

            .footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--accent-color);
    color: var(--light-gray);
}

/* 產品詳情頁面樣式 */
.product-detail-page {
    margin-top: 80px;
    min-height: calc(100vh - 80px);
}

.breadcrumb {
    background-color: var(--light-gray);
    padding: 1rem 0;
    border-bottom: 1px solid var(--medium-gray);
}

.breadcrumb-nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.breadcrumb-nav a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

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

.breadcrumb-nav i {
    color: var(--medium-gray);
    font-size: 0.8rem;
}

.breadcrumb-nav span {
    color: var(--text-dark);
    font-weight: 500;
}

.product-detail-section {
    padding: 3rem 0;
}

.product-detail-layout {
    display: grid;
    grid-template-columns: 1fr 600px;
    gap: 3rem;
    margin-bottom: 4rem;
    align-items: start;
}

.product-detail-gallery {
    position: sticky;
    top: 100px;
}

.main-image {
    margin-bottom: 1rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.main-image img {
    width: 100%;
    height: 400px;
    object-fit: contain;
    background-color: #f5f5f5;
    transition: var(--transition);
}

.main-image:hover img {
    transform: scale(1.05);
}

.thumbnails-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    justify-content: center;
}

.image-thumbnails-container {
    overflow: hidden;
    /* 4張縮圖的寬度：80px * 4 + 8px * 3 = 344px */
    max-width: 344px;
    width: 344px;
    padding: 0.5rem 0;
}

.image-thumbnails {
    display: flex;
    gap: 0.5rem;
    position: relative;
    transition: transform 0.3s ease;
}

/* 當圖片少於等於4張時，容器寬度自適應 */
.image-thumbnails[data-total="1"] ~ .image-thumbnails-container,
.image-thumbnails[data-total="2"] ~ .image-thumbnails-container,
.image-thumbnails[data-total="3"] ~ .image-thumbnails-container,
.image-thumbnails[data-total="4"] ~ .image-thumbnails-container {
    width: auto;
    max-width: 100%;
}

.image-thumbnails-container:has(.image-thumbnails[data-total="1"]),
.image-thumbnails-container:has(.image-thumbnails[data-total="2"]),
.image-thumbnails-container:has(.image-thumbnails[data-total="3"]),
.image-thumbnails-container:has(.image-thumbnails[data-total="4"]) {
    width: auto;
    max-width: 100%;
}

.thumbnail {
    width: 80px;
    height: 80px;
    border-radius: 5px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
    flex-shrink: 0;
    position: relative;
}

.thumbnail:hover,
.thumbnail.active {
    border-color: var(--secondary-color);
}

.thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background-color: #f5f5f5;
}

.thumbnail-nav {
    background: var(--primary-color);
    border: none;
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    flex-shrink: 0;
    z-index: 10;
}

.thumbnail-nav:hover {
    background: var(--secondary-color);
    transform: scale(1.1);
}

.thumbnail-nav:disabled {
    background: #ccc;
    cursor: not-allowed;
    opacity: 0.5;
}

.thumbnail-nav i {
    font-size: 14px;
}

.product-detail-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.product-header h1 {
    font-size: 2.5rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.product-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.product-tags .tag {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.product-description h3 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--secondary-color);
}

.product-description p {
    color: var(--text-light);
    line-height: 1.8;
    font-size: 1.1rem;
}

.product-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-primary {
    background-color: var(--secondary-color);
    color: var(--white);
    border: none;
    padding: 1rem 2rem;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary:hover {
    background-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.btn-outline {
    background-color: transparent;
    color: var(--secondary-color);
    border: 2px solid var(--secondary-color);
    padding: 1rem 2rem;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-outline:hover {
    background-color: var(--secondary-color);
    color: var(--white);
    transform: translateY(-2px);
}

.product-share h4 {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.share-buttons {
    display: flex;
    gap: 0.5rem;
}

.share-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--white);
    transition: var(--transition);
}

.share-btn.facebook { background-color: #3b5998; }
.share-btn.instagram {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}
.share-btn.x-twitter { background-color: #000000; }
.share-btn.twitter { background-color: #000000; }
.share-btn.x { background-color: #000000; }
.share-btn.email { background-color: #8b6914; }
.share-btn.line { background-color: #00B900; }
.share-btn.youtube { background-color: #FF0000; }
.share-btn.tiktok { 
    background: linear-gradient(135deg, #000000 0%, #333333 100%);
}
.share-btn.linkedin { background-color: #0077B5; }

.share-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* 標籤頁樣式 */
.product-detail-tabs {
    margin-top: 3rem;
}

.tab-navigation {
    display: flex;
    border-bottom: 2px solid var(--light-gray);
    margin-bottom: 2rem;
    overflow-x: auto;
}

.tab-btn {
    background: none;
    border: none;
    padding: 1rem 2rem;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-light);
    border-bottom: 3px solid transparent;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
}

.tab-btn:hover,
.tab-btn.active {
    color: var(--secondary-color);
    border-bottom-color: var(--secondary-color);
}

.tab-content {
    min-height: 400px;
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
    animation: fadeInUp 0.5s ease-out;
}

.tab-panel h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--secondary-color);
}

/* 規格網格 */
.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
}

.spec-item {
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--secondary-color);
}

.spec-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.spec-item p {
    color: var(--text-light);
    margin: 0;
}

/* 特色網格 */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.feature-item {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

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

.feature-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.feature-item p {
    color: var(--text-light);
    margin: 0;
}

/* 應用領域網格 */
.applications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.application-item {
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.application-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.application-item i {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.application-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

/* 下載列表 */
.downloads-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.download-item {
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition);
}

.download-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.download-item i {
    font-size: 2rem;
    color: var(--secondary-color);
}

.download-info {
    flex: 1;
}

.download-info h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.download-info p {
    color: var(--text-light);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.file-size {
    color: var(--medium-gray);
    font-size: 0.8rem;
    font-weight: 500;
}

.download-btn {
    background-color: var(--secondary-color);
    color: var(--white);
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 5px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.download-btn:hover {
    background-color: var(--accent-color);
    transform: translateY(-2px);
}

/* 相關產品 */
.related-products {
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 2px solid var(--light-gray);
}

.related-products h3 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
}

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

.related-product-item {
    background-color: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.related-product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.related-product-item img {
    width: 100%;
    height: 200px;
    object-fit: contain;
    background-color: #f5f5f5;
}

.related-product-info {
    padding: 1.5rem;
}

.related-product-info h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.related-product-info p {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.related-product-link {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.related-product-link:hover {
    color: var(--accent-color);
}

/* 產品詳情模態框樣式 */
.product-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    animation: fadeIn 0.3s ease-out;
}

.product-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    background-color: var(--white);
    border-radius: 15px;
    max-width: 900px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideInUp 0.4s ease-out;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem;
    border-bottom: 1px solid var(--light-gray);
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--white);
    border-radius: 15px 15px 0 0;
}

.modal-header h2 {
    font-size: 1.8rem;
    margin: 0;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--white);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.modal-body {
    padding: 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.product-detail-image {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.product-detail-image img {
    width: 100%;
    height: 300px;
    object-fit: contain;
    background-color: #f5f5f5;
    transition: var(--transition);
}

.product-detail-image:hover img {
    transform: scale(1.05);
}

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

.product-detail-info h3 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 0.8rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--secondary-color);
}

.product-detail-info p {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 1rem;
}

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

.product-detail-info li {
    padding: 0.5rem 0;
    color: var(--text-light);
    border-bottom: 1px solid var(--light-gray);
    position: relative;
    padding-left: 1.5rem;
}

.product-detail-info li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

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

.product-detail-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.product-detail-tags .tag {
    background-color: var(--light-gray);
    color: var(--text-dark);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
}

.product-detail-tags .tag:hover {
    background-color: var(--secondary-color);
    color: var(--white);
    transform: translateY(-2px);
}

.modal-footer {
    padding: 2rem;
    border-top: 1px solid var(--light-gray);
    display: flex;
    gap: 1rem;
    justify-content: center;
    background-color: var(--light-gray);
    border-radius: 0 0 15px 15px;
}

.modal-footer .btn-secondary {
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    min-width: 120px;
}

/* 產品詳情模態框動畫 */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 響應式設計 */

/* Tablet 尺寸 (481px - 1050px) */
@media (max-width: 1050px) and (min-width: 481px) {
    /* 產品詳情頁面 - 右側文字區塊 RWD */
    .product-detail-layout {
        grid-template-columns: 1fr 500px;
        gap: 2rem;
    }

    .product-detail-info {
        max-width: 500px;
    }

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

@media (max-width: 900px) and (min-width: 481px) {
    .product-detail-layout {
        grid-template-columns: 1fr 450px;
        gap: 1.5rem;
    }

    .product-detail-info {
        max-width: 450px;
    }

    .product-header h1 {
        font-size: 1.8rem;
    }

    .main-image img {
        height: 350px;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hero-slider {
        height: 400px;
        margin-top: 70px;
    }

    .slide-content h1 {
        font-size: 2rem;
        text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.9);
    }

    .slide-content p {
        font-size: 1rem;
        text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.9);
    }

    .products-layout {
        grid-template-columns: 1fr;
    }

    .products-sidebar {
        order: 2;
    }

    .products-main {
        order: 1;
    }

    .intro-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-item:nth-child(odd),
    .timeline-item:nth-child(even) {
        text-align: left;
        padding-left: 50px;
        padding-right: 0;
    }

    .timeline-year {
        left: 20px;
        transform: none;
    }

    .container {
        padding: 0 15px;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .banner-content h1 {
        font-size: 2rem;
        text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.9);
    }
}

@media (max-width: 480px) {
    .hero-slider {
        height: 300px;
    }

    .slide-content h1 {
        font-size: 1.5rem;
        text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.9);
    }

    .slide-content p {
        font-size: 0.9rem;
        text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.9);
    }

    .about-grid,
    .products-grid,
    .values-grid,
    .advantages-grid {
        grid-template-columns: 1fr;
    }

        .nav-container {
        padding: 1rem;
    }
    
    .nav-logo img {
        height: 40px;
    }
    
    .nav-logo .company-name {
        font-size: 0.9rem;
        margin-left: 8px;
    }
}

/* 動畫關鍵幀定義 */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% center;
    }
    100% {
        background-position: 200% center;
    }
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* 首頁Banner浮動動態效果 - 已修正 */
.hero-slider {
    position: relative;
    height: 600px;
    overflow: hidden;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
    z-index: 1;
}

.slide.active {
    opacity: 1;
    z-index: 2;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slide-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--white);
    z-index: 2;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 10px;
    backdrop-filter: blur(5px);
}

.slide-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.8), 1px 1px 2px rgba(0, 0, 0, 0.9);
    font-weight: 700;
    letter-spacing: 1px;
}

.slide-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8), 1px 1px 2px rgba(0, 0, 0, 0.9);
    font-weight: 500;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

/* 滑塊控制按鈕動態效果 */
.slider-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    z-index: 3;
}

.prev-btn,
.next-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.6);
    color: var(--white);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    animation: pulse 2s ease-in-out infinite;
}

.prev-btn {
    left: 20px;
}

.next-btn {
    right: 20px;
}

.prev-btn:hover,
.next-btn:hover {
    background: rgba(0, 0, 0, 0.8);
    transform: translateY(-50%) scale(1.1);
}

/* 滑塊圓點動態效果 */
.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 3;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
    animation: pulse 3s ease-in-out infinite;
}

.dot.active {
    background: var(--white);
    transform: scale(1.2);
    animation: bounce 2s ease-in-out infinite;
}

/* 頁面Banner動態效果 - 已移除重複樣式 */

/* 區段標題動態效果 - 已移除重複樣式 */

/* 卡片動態效果 - 已移除重複樣式 */

.about-card:hover::before,
.product-card:hover::before,
.advantage-card:hover::before,
.value-card:hover::before,
.team-member:hover::before,
.contact-card:hover::before,
.feature-card:hover::before,
.scenario-card:hover::before {
    left: 100%;
}

.about-card:hover,
.product-card:hover,
.advantage-card:hover,
.value-card:hover,
.team-member:hover,
.contact-card:hover,
.feature-card:hover,
.scenario-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

/* 圖標動態效果 */
.card-icon,
.advantage-icon,
.value-icon,
.contact-icon,
.feature-icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
    animation: pulse 3s ease-in-out infinite;
    transition: var(--transition);
}

.about-card:hover .card-icon,
.advantage-card:hover .advantage-icon,
.value-card:hover .value-icon,
.contact-card:hover .contact-icon,
.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    animation: bounce 1s ease-in-out;
}

/* 按鈕動態效果 */
.btn-secondary,
.submit-btn,
.view-details {
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-secondary::before,
.submit-btn::before,
.view-details::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-secondary:hover::before,
.submit-btn:hover::before,
.view-details:hover::before {
    left: 100%;
}

.btn-secondary:hover,
.submit-btn:hover,
.view-details:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

/* 導航鏈接動態效果 - 已移除重複樣式 */

/* Logo動態效果 */
.nav-logo img {
    transition: var(--transition);
    animation: pulse 4s ease-in-out infinite;
}

.nav-logo img:hover {
    transform: scale(1.1) rotate(5deg);
    animation: bounce 1s ease-in-out;
}

/* 時間軸動態效果 */
.timeline-item {
    animation: fadeInUp 1s ease-out;
    transition: var(--transition);
}

.timeline-item:hover {
    transform: translateX(10px);
}

.timeline-year {
    animation: pulse 3s ease-in-out infinite;
}

/* 產品過濾器動態效果 */
.category-item {
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.category-item::before {
    content: '';
    position: absolute;
    left: -100%;
    top: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(139, 69, 19, 0.1), transparent);
    transition: left 0.5s;
}

.category-item:hover::before {
    left: 100%;
}

.category-item:hover {
    transform: translateX(10px);
    background-color: var(--light-gray);
}

/* 表單元素動態效果 */
.form-group input,
.form-group textarea {
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    transform: scale(1.02);
    box-shadow: 0 0 20px rgba(139, 69, 19, 0.3);
}

/* 社交媒體鏈接動態效果 */
.social-link {
    transition: var(--transition);
    animation: pulse 3s ease-in-out infinite;
}

.social-link:hover {
    transform: translateY(-5px) scale(1.2);
    animation: bounce 1s ease-in-out;
}

/* FAQ動態效果 */
.faq-question {
    transition: var(--transition);
}

.faq-question:hover {
    transform: translateX(10px);
}

.faq-answer {
    animation: slideInUp 0.5s ease-out;
}

/* 頁面加載動畫 */
.page-load-animation {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease-out forwards;
}

.page-load-animation:nth-child(2) { animation-delay: 0.2s; }
.page-load-animation:nth-child(3) { animation-delay: 0.4s; }
.page-load-animation:nth-child(4) { animation-delay: 0.6s; }
.page-load-animation:nth-child(5) { animation-delay: 0.8s; }

/* 滾動觸發動畫 */
.scroll-animate {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease-out;
}

.scroll-animate.animate {
    opacity: 1;
    transform: translateY(0);
}

/* 特殊動畫效果 */
.shimmer-effect {
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}

.rotate-on-hover:hover {
    animation: rotate 1s ease-in-out;
}

/* 響應式動畫調整 */
@media (max-width: 768px) {
    .hero-slider {
        height: 400px;
    }
    
    .slide-content h1 {
        font-size: 2rem;
        text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.9);
    }
    
    .slide-content p {
        font-size: 1rem;
        text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.9);
    }
    
    .banner-content h1 {
        font-size: 2rem;
        text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.9);
    }
    
    .products-layout {
        flex-direction: column;
    }
    
    .products-sidebar {
        width: 100%;
        margin-bottom: 2rem;
    }
    
    .products-main {
        width: 100%;
    }
    
    .intro-content {
        flex-direction: column;
        text-align: center;
    }
    
    .contact-layout {
        flex-direction: column;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item:nth-child(odd),
    .timeline-item:nth-child(even) {
        left: 0;
        margin-left: 50px;
        text-align: left;
    }
    
    .timeline-year {
        position: static;
        margin-bottom: 1rem;
        display: inline-block;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .banner-content h1 {
        font-size: 2rem;
        text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.9);
    }
}

@media (max-width: 480px) {
    .hero-slider {
        height: 300px;
        animation: float 10s ease-in-out infinite;
    }
    
    .slide-content h1 {
        font-size: 1.5rem;
        text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.9);
        animation: slideInUp 0.6s ease-out;
    }
    
    .slide-content p {
        font-size: 0.9rem;
        text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.9);
        animation: slideInUp 0.6s ease-out 0.3s both;
    }
    
    .about-grid,
    .products-grid,
    .advantages-grid,
    .values-grid,
    .team-grid,
    .features-grid,
    .scenarios-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .nav-container {
        padding: 1rem;
    }
    
    .nav-logo img {
        height: 40px;
    }
    
    .nav-logo .company-name {
        font-size: 0.9rem;
        margin-left: 8px;
    }
}

.nav-logo a {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: inherit;
}

.nav-logo a:hover {
    text-decoration: none;
    color: inherit;
}

/* 產品詳情模態框響應式設計 */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        max-height: 95vh;
    }

    .modal-body {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .modal-header {
        padding: 1.5rem;
    }

    .modal-header h2 {
        font-size: 1.5rem;
    }

    .modal-footer {
        flex-direction: column;
        gap: 0.8rem;
    }

    .modal-footer .btn-secondary {
        width: 100%;
    }

    /* 產品詳情頁面 - 768px以下改為單列 */
    .product-detail-layout {
        grid-template-columns: 1fr !important;
        gap: 2rem;
    }

    .product-detail-info {
        max-width: 100%;
    }

    .product-detail-gallery {
        position: static;
    }

    .main-image img {
        height: 350px;
    }

    .product-header h1 {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .modal-content {
        width: 98%;
        margin: 1%;
    }

    .modal-header {
        padding: 1rem;
    }

    .modal-header h2 {
        font-size: 1.3rem;
    }

    .modal-body {
        padding: 1rem;
        gap: 1rem;
    }

    .product-detail-image img {
        height: 200px;
    }

    /* 產品詳情頁面響應式 - 手機版單列佈局 */
    .product-detail-layout {
        grid-template-columns: 1fr !important;
        gap: 1.5rem;
    }

    .product-detail-info {
        max-width: 100%;
    }

    .product-detail-gallery {
        position: static;
    }

    .main-image img {
        height: 300px;
    }

    .product-header h1 {
        font-size: 1.5rem;
    }

    .product-actions {
        flex-direction: column;
    }

    .product-actions .btn-primary {
        width: 100%;
        justify-content: center;
    }

    /* 縮圖在手機上顯示3張 */
    .image-thumbnails-container {
        max-width: 260px;
        width: 260px;
    }

    .image-thumbnails-container:has(.image-thumbnails[data-total="1"]),
    .image-thumbnails-container:has(.image-thumbnails[data-total="2"]),
    .image-thumbnails-container:has(.image-thumbnails[data-total="3"]) {
        width: auto;
        max-width: 100%;
    }

    .thumbnail {
        width: 80px;
        height: 80px;
    }

    .product-actions .btn-primary,
    .product-actions .btn-secondary,
    .product-actions .btn-outline {
        width: 100%;
        justify-content: center;
    }

    .tab-navigation {
        flex-direction: column;
        gap: 0.5rem;
    }

    .tab-btn {
        justify-content: center;
        border-bottom: none;
        border-left: 3px solid transparent;
    }

    .tab-btn.active {
        border-left-color: var(--secondary-color);
        border-bottom-color: transparent;
    }

    .specs-grid,
    .features-grid,
    .applications-grid {
        grid-template-columns: 1fr;
    }

    .related-products-grid {
        grid-template-columns: 1fr;
    }
}