/* CSS 變數定義 - 色彩調色盤與字體 */
:root {
    /* 主要色系 - 基於 #5B7E3C */
    --primary-color: #5B7E3C;
    --primary-light: #7BA860;
    --primary-dark: #4A6A32;
    --primary-pale: #E8F2E0;
    
    /* 輔助色系 */
    --accent-color: #8FBC8F;
    --warm-accent: #D2691E;
    --background-light: #F8FAF6;
    --text-dark: #2C3E2C;
    --text-light: #666;
    --white: #FFFFFF;
    
    /* 字體系統 */
    --font-primary: 'Noto Sans JP', 'Microsoft JhengHei', 'PingFang TC', sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-bold: 700;
}

/* 重置所有元素樣式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 基本設定 */
body {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--background-light);
}

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

/* 導覽列樣式 */
.navbar {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(91, 126, 60, 0.2);
}

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

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

.logo-img {
    width: 40px;
    height: 40px;
    margin-right: 10px;
    border-radius: 50%;
}

.nav-logo h1 {
    font-size: 1.5rem;
    font-weight: bold;
}

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

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 25px;
}

.nav-link:hover {
    background-color: rgba(255,255,255,0.15);
    transform: translateY(-2px);
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: white;
    margin: 3px 0;
    transition: 0.3s;
}

/* 首頁橫幅 */
.hero-section {
    background: linear-gradient(135deg, rgba(91, 126, 60, 0.75), rgba(74, 106, 50, 0.85)),
                url('images (1).jfif') center/cover;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    margin-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

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

.hero-content h2 {
    font-size: 3.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: 1rem;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.4);
    animation: fadeInUp 1s ease-out, glow 2s ease-in-out infinite alternate;
    letter-spacing: 0.05em;
    position: relative;
}

.hero-content h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--warm-accent), transparent);
    animation: slideIn 1.5s ease-out 0.8s both;
}

.hero-content p {
    font-size: 1.3rem;
    font-weight: var(--font-weight-light);
    margin-bottom: 2rem;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.4);
    animation: fadeInUp 1s ease-out 0.3s both;
    letter-spacing: 0.02em;
    line-height: 1.6;
}

.cta-button {
    background: linear-gradient(135deg, var(--warm-accent), #CD853F);
    color: var(--white);
    padding: 12px 35px;
    font-size: 1rem;
    font-weight: var(--font-weight-medium);
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    animation: fadeInUp 1s ease-out 0.6s both, pulse 2s infinite;
    box-shadow: 0 4px 15px rgba(210, 105, 30, 0.3);
    letter-spacing: 0.02em;
    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 ease;
}

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

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(210, 105, 30, 0.4);
    background: #B8860B;
}

/* 關於我們區塊 */
.about-section {
    padding: 100px 0;
    background-color: white;
}

.about-section h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: 3rem;
    color: var(--primary-color);
    letter-spacing: 0.03em;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text p {
    font-size: 1.1rem;
    font-weight: var(--font-weight-normal);
    margin-bottom: 1.5rem;
    color: var(--text-light);
    line-height: 1.7;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature-item {
    text-align: center;
    padding: 1.5rem;
    background: linear-gradient(135deg, var(--primary-pale), #F5F9F0);
    border-radius: 15px;
    transition: all 0.3s ease;
    border: 1px solid rgba(91, 126, 60, 0.1);
    position: relative;
    overflow: hidden;
}

.feature-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(91, 126, 60, 0.1), transparent);
    transition: left 0.6s ease;
}

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

.feature-item:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 12px 30px rgba(91, 126, 60, 0.2);
    border-color: var(--primary-color);
}

.feature-item h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
    font-weight: var(--font-weight-medium);
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* 景點特色區塊 */
.attractions-section {
    padding: 100px 0;
    background-color: var(--background-light);
}

.attractions-section h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: 3rem;
    color: var(--primary-color);
    letter-spacing: 0.03em;
}

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

.attraction-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(91, 126, 60, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(91, 126, 60, 0.05);
    position: relative;
}

.attraction-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--warm-accent), var(--primary-color));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.attraction-card:hover::before {
    transform: scaleX(1);
}

.attraction-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 50px rgba(91, 126, 60, 0.25);
}

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

.attraction-card h3 {
    padding: 1.5rem 1.5rem 0.5rem;
    color: var(--primary-color);
    font-size: 1.3rem;
    font-weight: var(--font-weight-medium);
}

.attraction-card p {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-light);
    line-height: 1.6;
    font-weight: var(--font-weight-normal);
}

/* 活動資訊區塊 */
.activities-section {
    padding: 100px 0;
    background-color: white;
}

.activities-section h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: 3rem;
    color: var(--primary-color);
    letter-spacing: 0.03em;
}

.activities-timeline {
    max-width: 800px;
    margin: 0 auto;
}

.activity-item {
    display: flex;
    margin-bottom: 3rem;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-pale), #F5F9F0);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 5px 15px rgba(91, 126, 60, 0.1);
    border: 1px solid rgba(91, 126, 60, 0.1);
}

.activity-date {
    background: var(--primary-color);
    color: var(--white);
    padding: 1rem;
    border-radius: 10px;
    text-align: center;
    min-width: 80px;
    margin-right: 2rem;
    font-weight: var(--font-weight-medium);
}

.activity-date .month {
    font-size: 0.9rem;
    font-weight: var(--font-weight-medium);
}

.activity-date .day {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
}

.activity-content h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
    font-weight: var(--font-weight-medium);
}

.activity-content p {
    color: var(--text-light);
    line-height: 1.6;
    font-weight: var(--font-weight-normal);
}

/* 聯絡我們區塊 */
.contact-section {
    padding: 100px 0;
    background-color: var(--background-light);
}

.contact-section h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: 3rem;
    color: var(--primary-color);
    letter-spacing: 0.03em;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info {
    display: grid;
    gap: 2rem;
}

.info-item {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(91, 126, 60, 0.1);
    border: 1px solid rgba(91, 126, 60, 0.05);
}

.info-item h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
    font-weight: var(--font-weight-medium);
}

.info-item p {
    color: var(--text-light);
    line-height: 1.6;
    font-weight: var(--font-weight-normal);
}

.contact-form {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(91, 126, 60, 0.1);
    border: 1px solid rgba(91, 126, 60, 0.05);
}

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

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: all 0.3s ease;
    background: var(--white);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(91, 126, 60, 0.1);
    transform: translateY(-1px);
}

.submit-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    border: none;
    padding: 12px 30px;
    font-size: 1rem;
    font-weight: var(--font-weight-medium);
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    letter-spacing: 0.02em;
    position: relative;
    overflow: hidden;
}

.submit-btn::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 ease;
}

.submit-btn:hover::before {
    left: 100%;
}

.submit-btn:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 25px rgba(91, 126, 60, 0.3);
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
}

/* 遊程介紹區塊 */
.tours-section {
    padding: 100px 0;
    background-color: white;
}

.tours-section h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: 3rem;
    color: var(--primary-color);
    letter-spacing: 0.03em;
}

.tours-intro {
    text-align: center;
    margin-bottom: 4rem;
}

.tours-intro p {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto;
    font-weight: var(--font-weight-normal);
    line-height: 1.7;
}

.tour-category {
    margin-bottom: 4rem;
}

.tour-header {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, var(--primary-pale), #F5F9F0);
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(91, 126, 60, 0.1);
    border: 1px solid rgba(91, 126, 60, 0.1);
}

.tour-icon {
    font-size: 3rem;
    margin-right: 1.5rem;
    text-align: center;
    min-width: 80px;
}

.tour-title h3 {
    color: var(--primary-color);
    font-size: 1.8rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: 0.5rem;
    letter-spacing: 0.02em;
}

.tour-title p {
    color: var(--text-light);
    font-size: 1.1rem;
    font-weight: var(--font-weight-normal);
}

.tour-routes {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.route-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(91, 126, 60, 0.1);
    transition: all 0.3s ease;
    border: 2px solid var(--primary-pale);
    position: relative;
}

.route-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(91, 126, 60, 0.05) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.route-card:hover::after {
    opacity: 1;
}

.route-card:hover {
    transform: translateY(-5px) scale(1.01);
    box-shadow: 0 20px 45px rgba(91, 126, 60, 0.25);
    border-color: var(--primary-light);
}

.route-image {
    height: 200px;
    overflow: hidden;
}

.route-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.route-info {
    padding: 1.5rem;
}

.route-info h4 {
    color: var(--primary-color);
    font-size: 1.4rem;
    font-weight: var(--font-weight-medium);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    letter-spacing: 0.02em;
}

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

.route-details p {
    margin-bottom: 0.5rem;
    color: var(--text-light);
    line-height: 1.5;
    font-weight: var(--font-weight-normal);
}

.route-details strong {
    color: var(--text-dark);
    font-weight: var(--font-weight-medium);
}

.route-schedule h5 {
    color: var(--primary-color);
    margin-bottom: 0.8rem;
    font-size: 1.1rem;
    font-weight: var(--font-weight-medium);
}

.schedule-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
    gap: 0.5rem;
}

.schedule-grid span {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    padding: 0.3rem 0.5rem;
    border-radius: 5px;
    text-align: center;
    font-size: 0.9rem;
    font-weight: var(--font-weight-medium);
}

/* 遊程須知 */
.tour-notice {
    background: linear-gradient(135deg, var(--primary-pale), #F5F9F0);
    padding: 2rem;
    border-radius: 15px;
    margin-top: 3rem;
    border: 1px solid rgba(91, 126, 60, 0.1);
}

.tour-notice h3 {
    color: var(--primary-color);
    font-size: 1.8rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: 2rem;
    text-align: center;
    letter-spacing: 0.02em;
}

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

.notice-item {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(91, 126, 60, 0.1);
    border: 1px solid rgba(91, 126, 60, 0.05);
}

.notice-item h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
    font-weight: var(--font-weight-medium);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.notice-item ul {
    list-style: none;
    padding: 0;
}

.notice-item li {
    margin-bottom: 0.5rem;
    color: var(--text-light);
    position: relative;
    padding-left: 1.2rem;
    font-weight: var(--font-weight-normal);
}

.notice-item li:before {
    content: "•";
    color: var(--primary-color);
    position: absolute;
    left: 0;
    font-weight: var(--font-weight-bold);
}

/* DIY活動區塊 */
.activity-details {
    margin-top: 1rem;
    padding: 1rem;
    background: rgba(91, 126, 60, 0.1);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.activity-details p {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.diy-section {
    margin-top: 4rem;
    padding: 2rem;
    background: linear-gradient(135deg, var(--primary-pale), #F5F9F0);
    border-radius: 15px;
    border: 1px solid rgba(91, 126, 60, 0.1);
}

.diy-section h3 {
    color: var(--primary-color);
    font-size: 1.8rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: 2rem;
    text-align: center;
    letter-spacing: 0.02em;
}

.diy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.diy-card {
    background: var(--white);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 8px 25px rgba(91, 126, 60, 0.1);
    transition: all 0.3s ease;
    border: 2px solid var(--primary-pale);
    position: relative;
    overflow: hidden;
}

.diy-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(91, 126, 60, 0.05) 0%, transparent 70%);
    transform: scale(0);
    transition: transform 0.5s ease;
    pointer-events: none;
}

.diy-card:hover::before {
    transform: scale(1);
}

.diy-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 50px rgba(91, 126, 60, 0.25);
    border-color: var(--primary-light);
}

.diy-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.diy-card h4 {
    color: var(--primary-color);
    font-size: 1.4rem;
    font-weight: var(--font-weight-medium);
    margin-bottom: 1.5rem;
    letter-spacing: 0.02em;
}

.diy-info {
    text-align: left;
}

.diy-info p {
    margin-bottom: 0.8rem;
    color: var(--text-light);
    line-height: 1.5;
    font-weight: var(--font-weight-normal);
}

.diy-info strong {
    color: var(--text-dark);
    font-weight: var(--font-weight-medium);
}

.diy-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
    justify-content: center;
}

.feature-tag {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: var(--font-weight-medium);
}

.diy-notice {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(91, 126, 60, 0.1);
    border: 1px solid rgba(91, 126, 60, 0.05);
}

.diy-notice h4 {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: 1.5rem;
    text-align: center;
    letter-spacing: 0.02em;
}

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

.notice-column h5 {
    color: var(--primary-color);
    font-size: 1.2rem;
    font-weight: var(--font-weight-medium);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.notice-column ul {
    list-style: none;
    padding: 0;
}

.notice-column li {
    margin-bottom: 0.5rem;
    color: var(--text-light);
    position: relative;
    padding-left: 1.2rem;
    line-height: 1.5;
    font-weight: var(--font-weight-normal);
}

.notice-column li:before {
    content: "•";
    color: var(--primary-color);
    position: absolute;
    left: 0;
    font-weight: var(--font-weight-bold);
}

/* 頁尾 */
footer {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    padding: 50px 0 20px;
}

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

.footer-section h3 {
    margin-bottom: 1rem;
    font-size: 1.2rem;
    font-weight: var(--font-weight-medium);
    letter-spacing: 0.02em;
}

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

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

.footer-section a {
    color: white;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.footer-section a:hover {
    opacity: 0.8;
}

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

.social-links a {
    background: rgba(255,255,255,0.15);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    transition: all 0.3s ease;
    font-weight: var(--font-weight-normal);
}

.social-links a:hover {
    background: rgba(255,255,255,0.25);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.15);
    font-weight: var(--font-weight-light);
}

/* 動畫效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes glow {
    from {
        text-shadow: 2px 2px 8px rgba(0,0,0,0.4), 0 0 20px rgba(255,255,255,0.1);
    }
    to {
        text-shadow: 2px 2px 8px rgba(0,0,0,0.4), 0 0 30px rgba(255,255,255,0.2);
    }
}

@keyframes slideIn {
    from {
        width: 0;
        opacity: 0;
    }
    to {
        width: 100px;
        opacity: 1;
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.02);
    }
}

/* 響應式設計 */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--primary-color);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(91, 126, 60, 0.15);
        padding: 2rem 0;
    }

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

    .hamburger {
        display: flex;
    }

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

    .hamburger.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-content h2 {
        font-size: 2.5rem;
        letter-spacing: 0.03em;
    }

    .hero-content h2::after {
        width: 80px;
    }

    .hero-content p {
        font-size: 1.1rem;
        letter-spacing: 0.01em;
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .feature-item {
        padding: 1.2rem;
    }

    .feature-item:hover {
        transform: translateY(-3px) scale(1.01);
    }

    .attractions-grid {
        grid-template-columns: 1fr;
    }

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

    .activity-date {
        margin-right: 0;
        margin-bottom: 1rem;
    }

    .tour-routes {
        grid-template-columns: 1fr;
    }

    .tour-header {
        flex-direction: column;
        text-align: center;
    }

    .tour-icon {
        margin-right: 0;
        margin-bottom: 1rem;
    }

    .notice-grid {
        grid-template-columns: 1fr;
    }

    .schedule-grid {
        grid-template-columns: repeat(auto-fill, minmax(50px, 1fr));
        font-size: 0.8rem;
    }

    .diy-grid {
        grid-template-columns: 1fr;
    }

    .diy-section {
        padding: 1.5rem;
    }

    .diy-card {
        padding: 1.5rem;
    }

    .notice-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-content h2 {
        font-size: 2rem;
    }

    .about-section h2,
    .attractions-section h2,
    .activities-section h2,
    .contact-section h2,
    .tours-section h2 {
        font-size: 2rem;
        letter-spacing: 0.02em;
    }

    .nav-container {
        padding: 0 15px;
    }

    .container {
        padding: 0 15px;
    }
}