/* 基本樣式設定 */
:root {
    --primary-color: #8b5a2b;
    --secondary-color: #a67c52;
    --dark-color: #3c2415;
    --light-color: #f5f1e8;
    --cream-color: #e8e0d0;
    --beige-color: #d9c7b8;
    --brown-color: #5d4037;
    --dark-brown-color: #3e2723;
    --success-color: #6b8e23;
    --danger-color: #8b0000;
    --warning-color: #cd853f;
    --info-color: #4682b4;
    --white-color: #ffffff;
    --black-color: #000000;
    --gray-color: #8d8d8d;
    --gray-dark-color: #333333;
    --gray-light-color: #f0f0f0;
    --transition: all 0.3s ease;
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --border-radius: 0;
}

/* 暗黑模式樣式 */
[data-theme="dark"] {
    --primary-color: #b08d63;
    --secondary-color: #c9a77e;
    --dark-color: #f5f1e8;
    --light-color: #2a2a2a;
    --cream-color: #333333;
    --beige-color: #4a4a4a;
    --brown-color: #b08d63;
    --dark-brown-color: #c9a77e;
    --gray-color: #b0b0b0;
    --gray-dark-color: #e0e0e0;
    --gray-light-color: #444444;
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    --white-color: #3a3a3a;
    --black-color: #f5f1e8;
}

/* 暗黑模式下的特定元素樣式 */
[data-theme="dark"] body {
    background-color: #222222;
    color: #e0e0e0;
}

[data-theme="dark"] .bg-light {
    background-color: #333333;
}

[data-theme="dark"] .service-card,
[data-theme="dark"] .feature,
[data-theme="dark"] .testimonial-content,
[data-theme="dark"] .contact-form,
[data-theme="dark"] .success-content,
[data-theme="dark"] .lightbox-content {
    background-color: #3a3a3a;
}

[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group textarea,
[data-theme="dark"] .footer-newsletter input {
    background-color: #444444;
    color: #e0e0e0;
    border-color: #555555;
}

[data-theme="dark"] .theme-icon {
    color: #e0e0e0;
}

[data-theme="dark"] .nav-list a {
    color: #e0e0e0;
	font-weight: bold;
}

[data-theme="dark"] .nav-list a:hover,
[data-theme="dark"] .nav-list a.active {
    color: var(--primary-color);
	font-weight: bold;
}

[data-theme="dark"] .hamburger,
[data-theme="dark"] .hamburger::before,
[data-theme="dark"] .hamburger::after {
    background-color: #e0e0e0;
}

[data-theme="dark"] .section-header p,
[data-theme="dark"] .about-text p,
[data-theme="dark"] .testimonial-content p,
[data-theme="dark"] .author-info p,
[data-theme="dark"] .contact-item p {
    color: #b0b0b0;
}

[data-theme="dark"] .footer {
    background-color: #222222;
    color: #d0d0d0;
}

[data-theme="dark"] .footer-bottom {
    border-top: 1px solid rgba(217, 199, 184, 0.1);
}

[data-theme="dark"] .footer-links h3,
[data-theme="dark"] .footer-newsletter h3 {
    color: #e8e8e8;
}

[data-theme="dark"] .footer-links ul li a {
    color: #c0c0c0;
}

[data-theme="dark"] .footer-links ul li a:hover {
    color: var(--primary-color);
}

[data-theme="dark"] .footer p,
[data-theme="dark"] .footer-newsletter p {
    color: #b8b8b8;
}

[data-theme="dark"] .footer-social a {
    color: #d0d0d0;
}

/* 主題切換按鈕和字體大小切換按鈕共同樣式 */
.theme-switch-wrapper,
.font-size-switch-wrapper {
    display: flex;
    align-items: center;
    margin-left: 15px;
}

.theme-switch,
.font-size-switch {
    display: inline-block;
    height: 20px;
    position: relative;
    width: 36px;
}

.theme-switch input,
.font-size-switch input {
    display: none;
}

.slider,
.font-size-slider {
    background-color: #ccc;
    bottom: 0;
    cursor: pointer;
    left: 0;
    position: absolute;
    right: 0;
    top: 0;
    transition: .4s;
    border-radius: 20px;
}

.slider:before,
.font-size-slider:before {
    background-color: white;
    bottom: 2px;
    content: "";
    height: 16px;
    left: 2px;
    position: absolute;
    transition: .4s;
    width: 16px;
    border-radius: 50%;
}

input:checked + .slider,
input:checked + .font-size-slider {
    background-color: var(--primary-color);
}

input:checked + .slider:before,
input:checked + .font-size-slider:before {
    transform: translateX(16px);
}

.theme-switch-wrapper .theme-icon,
.font-size-switch-wrapper .font-size-icon {
    margin: 0 3px;
    font-size: 14px;
    color: var(--dark-color);
}

.font-size-switch-wrapper .font-size-icon.small {
    font-size: 12px;
}

.font-size-switch-wrapper .font-size-icon.large {
    font-size: 16px;
}

/* 移除固定定位樣式 */
.theme-switch-wrapper,
.font-size-switch-wrapper {
    position: static;
    top: auto;
    right: auto;
    z-index: auto;
    background-color: transparent;
    padding: 0;
    border-radius: 0;
    box-shadow: none;
}

/* 暗黑模式下的文字大小切換按鈕 */
[data-theme="dark"] .theme-switch-wrapper .theme-icon,
[data-theme="dark"] .font-size-switch-wrapper .font-size-icon {
    color: var(--dark-color);
}

/* 響應式設計中的切換按鈕 */
@media screen and (max-width: 768px) {
    .theme-switch-wrapper,
    .font-size-switch-wrapper {
        margin: 10px auto;
        justify-content: center;
    }
    
    .nav-list .switch-container {
        display: flex;
        flex-direction: column;
        align-items: center;
        margin-top: 15px;
        padding-top: 15px;
        border-top: 1px solid var(--beige-color);
    }
    
    .nav-list .switch-label {
        margin-bottom: 5px;
        font-size: 0.9rem;
        color: var(--dark-color);
    }
    
    [data-theme="dark"] .nav-list .switch-label {
        color: var(--dark-color);
    }
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Microsoft JhengHei', '微軟正黑體', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--light-color);
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
    font-family: 'Microsoft JhengHei', '微軟正黑體', sans-serif;
    font-weight: normal;
    color: var(--dark-brown-color);
}

.section-header p {
    color: var(--gray-color);
    font-size: 1.1rem;
    font-style: italic;
}

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

.btn {
    display: inline-block;
    padding: 10px 25px;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    outline: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

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

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

/* 頂部導航欄 */
#header {
    position: relative;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--light-color);
    box-shadow: none;
    border-bottom: 1px solid var(--beige-color);
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition);
}

#header.sticky {
    padding: 10px 0;
    background-color: var(--light-color);
    position: fixed;
    box-shadow: var(--box-shadow);
}

/* 暗黑模式下的header樣式 */
[data-theme="dark"] #header {
    background-color: var(--light-color);
    border-bottom: 1px solid var(--beige-color);
}

[data-theme="dark"] #header.sticky {
    background-color: var(--light-color);
    box-shadow: var(--box-shadow);
}

#header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    max-width: 180px;
}

.logo img {
    width: 100%;
}

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

.desktop-switches {
    display: flex;
    align-items: center;
    margin-right: 20px;
}

.nav-list {
    display: flex;
	font-weight: bold;
}

.nav-list li {
    margin-left: 30px;
	font-weight: bold;
}

.nav-list a {
    color: var(--dark-color);
    font-weight: 400;
    position: relative;
    padding-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
	font-weight: bold;
}

.nav-list a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    background-color: var(--primary-color);
    bottom: 0;
    left: 0;
    transition: var(--transition);
	font-weight: bold;
}

.nav-list a:hover::after,
.nav-list a.active::after {
    width: 100%;
	font-weight: bold;
}

.nav-list a:hover,
.nav-list a.active {
    color: var(--primary-color);
	font-weight: bold;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    position: relative;
    width: 30px;
    height: 22px;
}

.hamburger,
.hamburger::before,
.hamburger::after {
    position: absolute;
    width: 30px;
    height: 2px;
    background-color: var(--dark-color);
    transition: var(--transition);
}

.hamburger {
    top: 50%;
    transform: translateY(-50%);
}

.hamburger::before,
.hamburger::after {
    content: '';
    left: 0;
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    bottom: -8px;
}

.menu-toggle.active .hamburger {
    background-color: transparent;
}

.menu-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.menu-toggle.active .hamburger::after {
    bottom: 0;
    transform: rotate(-45deg);
}

/* 橫幅區域 */
.hero {
    height: 100vh;
    background-color: var(--light-color);
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    position: relative;
    color: var(--dark-color);
    margin-top: 80px; /* 為固定導航欄留出空間 */
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(245, 241, 232, 0.3);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 600px;
    padding: 0 15px;
    margin-left: 5%;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    animation: fadeInDown 1s;
    font-family: 'Microsoft JhengHei', '微軟正黑體', sans-serif;
    font-weight: normal;
    color: var(--dark-brown-color);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    animation: fadeInUp 1s;
    color: var(--gray-color);
    font-style: italic;
}

.hero .btn {
    animation: fadeInUp 1.2s;
}

/* 活動簡介區塊布局 */
.about-content {
    display: flex;
    align-items: flex-start;
    gap: 40px;
    margin-top: 30px;
}

.about-image {
    flex: 0 0 45%;
    position: relative;
    width: 100%;
}

.about-text {
    flex: 0 0 55%;
}

.about-image .desktop-image {
    display: block;
    width: 100%;
    height: auto;
}

.about-image .mobile-image {
    display: none;
    width: 100%;
    height: auto;
}

.about-text h3 {
    font-size: 2rem;
    margin-bottom: 20px;
    font-family: 'Microsoft JhengHei', '微軟正黑體', sans-serif;
    font-weight: normal;
    color: var(--dark-brown-color);
}

.about-text p {
    margin-bottom: 20px;
    color: var(--gray-color);
}

.about-features {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 30px;
}

.feature {
    flex: 1;
    min-width: 200px;
    text-align: center;
    padding: 20px;
    border-radius: var(--border-radius);
    background-color: var(--white-color);
    transition: var(--transition);
}

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

.feature i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.feature h4 {
    margin-bottom: 10px;
    color: var(--dark-brown-color);
}

/* 樂器展示 */
.instruments {
    background-color: var(--cream-color);
}

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

.service-card {
    background-color: var(--white-color);
    border-radius: var(--border-radius);
    padding: 30px;
    text-align: center;
    transition: var(--transition);
}

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

.service-icon {
    width: 80px;
    height: 80px;
    background-color: rgba(139, 90, 43, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.service-icon i {
    font-size: 2rem;
    color: var(--primary-color);
}

.service-card h3 {
    margin-bottom: 15px;
    color: var(--dark-brown-color);
    font-family: 'Microsoft JhengHei', '微軟正黑體', sans-serif;
    font-weight: normal;
}

/* 品牌專區 */
.portfolio-filter {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 30px;
    gap: 10px;
}

.filter-btn {
    padding: 8px 20px;
    border: 1px solid var(--beige-color);
    border-radius: var(--border-radius);
    background-color: transparent;
    color: var(--dark-color);
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.8rem;
}

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

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

.portfolio-item {
    border-radius: var(--border-radius);
    overflow: hidden;
    position: relative;
}

.portfolio-img {
    position: relative;
    overflow: hidden;
}

.portfolio-img img {
    transition: var(--transition);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(60, 36, 21, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

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

.portfolio-item:hover .portfolio-img img {
    transform: scale(1.1);
}

.portfolio-info {
    text-align: center;
    color: var(--white-color);
    padding: 20px;
}

.portfolio-info h3 {
    margin-bottom: 10px;
    font-family: 'Microsoft JhengHei', '微軟正黑體', sans-serif;
    font-weight: normal;
}

.portfolio-info p {
    margin-bottom: 15px;
    color: var(--beige-color);
    font-style: italic;
}

.portfolio-zoom {
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--white-color);
    transition: var(--transition);
}

.portfolio-zoom:hover {
    background-color: var(--white-color);
    color: var(--primary-color);
}

/* 音樂課程 */
.courses {
    background-color: var(--cream-color);
}

.testimonials-slider {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
}

.testimonial-item {
    flex: 1;
    min-width: 300px;
}

.testimonial-content {
    background-color: var(--white-color);
    padding: 30px;
    border-radius: var(--border-radius);
    position: relative;
}

.testimonial-content p {
    font-style: italic;
    margin-bottom: 20px;
    color: var(--gray-color);
}

.testimonial-author {
    display: flex;
    align-items: center;
    margin-top: 20px;
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-right: 15px;
}

.author-info h4 {
    margin-bottom: 5px;
    color: var(--dark-brown-color);
    font-family: 'Microsoft JhengHei', '微軟正黑體', sans-serif;
    font-weight: normal;
}

.author-info p {
    color: var(--gray-color);
    font-size: 0.9rem;
    font-style: italic;
}

/* 聯絡我們 */
.contact-content {
    display: flex;
    flex-wrap: wrap;
    gap: 50px;
}

.contact-info {
    flex: 1;
    min-width: 300px;
}

.contact-form {
    flex: 1;
    min-width: 300px;
    background-color: var(--white-color);
    padding: 30px;
    border-radius: var(--border-radius);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-right: 15px;
    margin-top: 5px;
}

.contact-item h3 {
    margin-bottom: 5px;
    color: var(--dark-brown-color);
    font-family: 'Microsoft JhengHei', '微軟正黑體', sans-serif;
    font-weight: normal;
}

.contact-item p {
    color: var(--gray-color);
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.social-link {
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white-color);
    transition: var(--transition);
}

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

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--beige-color);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--light-color);
}

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

.form-group textarea {
    height: 150px;
    resize: none;
}

/* 地圖 */
.map-container {
    height: 450px;
    width: 100%;
}

.map-container iframe {
    border: none;
}

/* 頁尾 */
.footer {
    padding: 20px 0;
    background-color: #f2d2a0;
    color: #000000;
    font-weight: bold;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    gap: 50px;
    margin-bottom: 40px;
}

.footer-logo,
.footer-links,
.footer-newsletter {
    flex: 1;
    min-width: 250px;
}

.footer-logo img {
    max-width: 150px;
    margin-bottom: 20px;
}

.footer-links h3,
.footer-newsletter h3 {
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
    font-family: 'Microsoft JhengHei', '微軟正黑體', sans-serif;
    font-weight: normal;
    color: var(--white-color);
}

.footer-links h3::after,
.footer-newsletter h3::after {
    content: '';
    position: absolute;
    width: 50px;
    height: 1px;
    background-color: var(--primary-color);
    bottom: 0;
    left: 0;
}

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

.footer-links ul li a {
    color: var(--beige-color);
    transition: var(--transition);
}

.footer-links ul li a:hover {
    color: var(--white-color);
    padding-left: 5px;
}

.footer-newsletter p {
    margin-bottom: 20px;
}

.footer-newsletter form {
    display: flex;
}

.footer-newsletter input {
    flex: 1;
    padding: 12px 15px;
    border: none;
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    outline: none;
    background-color: var(--light-color);
}

.footer-newsletter button {
    background-color: var(--primary-color);
    color: var(--white-color);
    border: none;
    padding: 0 15px;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    cursor: pointer;
    transition: var(--transition);
}

.footer-newsletter button:hover {
    background-color: var(--secondary-color);
}

.footer-bottom {
    padding: 10px 0;
}

.footer-bottom table {
    margin: 0 auto;
}

.footer-bottom td {
    padding: 5px 10px;
    height: 30px;
}

.footer-bottom p {
    margin: 10px 0 0;
    font-size: var(--font-size-sm);
}

@media (max-width: 768px) {
    .footer {
        padding: 15px 0;
    }
    
    .footer-bottom {
        padding: 5px 0;
    }
    
    .footer-bottom td {
        padding: 3px 5px;
        height: 25px;
    }
}

/* 回到頂部按鈕 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    color: var(--white-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.back-to-top.active {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--dark-brown-color);
    color: var(--white-color);
}

/* 燈箱效果 */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 90vh;
    display: block;
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    color: #fff;
    font-size: 2rem;
    cursor: pointer;
}

/* 成功訊息 */
.success-message {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.success-content {
    background-color: #fff;
    padding: 30px;
    border-radius: var(--border-radius);
    text-align: center;
    max-width: 400px;
    width: 90%;
}

.success-content i {
    font-size: 3rem;
    color: var(--success-color);
    margin-bottom: 20px;
}

.success-content h3 {
    margin-bottom: 10px;
    color: var(--dark-brown-color);
    font-family: 'Microsoft JhengHei', '微軟正黑體', sans-serif;
    font-weight: normal;
}

.success-content p {
    margin-bottom: 20px;
    color: var(--gray-color);
}

/* 動畫 */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 響應式設計 */
@media screen and (max-width: 992px) {
    .section {
        padding: 60px 0;
    }
    
    .section-header h2 {
        font-size: 2.2rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
}

@media screen and (max-width: 768px) {
    .menu-toggle {
        display: block;
        margin-right: 10px;
    }
    
    .nav-list {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--light-color);
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: var(--transition);
    }
    
    .nav-list.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    
    .nav-list li {
        margin: 10px 0;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .about-content,
    .contact-content {
        flex-direction: column;
    }
    
    .about-image {
        margin-bottom: 30px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .main-nav {
        justify-content: flex-end;
    }
    
    .switch-container {
        width: 100%;
    }
    
    .about-image .desktop-image {
        display: none;
    }
    
    .about-image .mobile-image {
        display: block;
    }
}

@media screen and (max-width: 576px) {
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .section {
        padding: 50px 0;
    }
    
    .portfolio-filter {
        flex-direction: column;
        align-items: center;
    }
    
    .filter-btn {
        width: 100%;
        margin-bottom: 10px;
    }
    
    .back-to-top {
        bottom: 15px;
        right: 15px;
    }
}

/* 大字模式樣式 */
[data-font-size="large"] body {
    font-size: 20px;
}

[data-font-size="large"] .nav-list a {
    font-size: 1.1rem;
	font-weight: bold;
}

[data-font-size="large"] .section-header h2 {
    font-size: 3rem;
}

[data-font-size="large"] .section-header p {
    font-size: 1.3rem;
}

[data-font-size="large"] .hero h1 {
    font-size: 3.5rem;
}

[data-font-size="large"] .hero p {
    font-size: 1.4rem;
}

[data-font-size="large"] .about-text h3,
[data-font-size="large"] .contact-item h3 {
    font-size: 2.4rem;
}

[data-font-size="large"] .feature h4,
[data-font-size="large"] .service-card h3,
[data-font-size="large"] .portfolio-info h3,
[data-font-size="large"] .author-info h4 {
    font-size: 1.4rem;
}

[data-font-size="large"] .btn {
    font-size: 1.1rem;
    padding: 12px 28px;
}

/* 響應式設計中的文字大小切換按鈕 */
@media screen and (max-width: 768px) {
    .theme-switch-wrapper,
    .font-size-switch-wrapper {
        margin: 10px auto;
        justify-content: center;
    }
    
    .nav-list .switch-container {
        display: flex;
        flex-direction: column;
        align-items: center;
        margin-top: 15px;
        padding-top: 15px;
        border-top: 1px solid var(--beige-color);
    }
    
    .nav-list .switch-label {
        margin-bottom: 5px;
        font-size: 0.9rem;
        color: var(--dark-color);
    }
    
    [data-theme="dark"] .nav-list .switch-label {
        color: var(--dark-color);
    }
}