/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #d4a574;
    --secondary-color: #2c2c2c;
    --text-dark: #333333;
    --text-light: #666666;
    --white: #ffffff;
    --bg-light: #f8f8f8;
    --gold-accent: #c9a55a;
}

body {
    font-family: 'Montserrat', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

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

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(44, 44, 44, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

.lang-selector {
    margin-right: 1rem;
}

.lang-btn {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.nav-brand h1 {
    font-family: 'Playfair Display', serif;
    color: var(--primary-color);
    font-size: 1.8rem;
    font-weight: 700;
}

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

.nav-menu li {
    position: relative;
}

.nav-menu a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    font-size: 0.95rem;
}

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

/* 下拉菜单 */
.dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    min-width: 200px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    padding: 0.5rem 0;
    margin-top: 0.5rem;
}

.dropdown-content a {
    color: var(--text-dark);
    padding: 0.75rem 1.5rem;
    display: block;
    font-size: 0.9rem;
}

.dropdown-content a:hover {
    background: var(--bg-light);
    color: var(--primary-color);
}

.dropdown:hover .dropdown-content {
    display: block;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--white);
    margin: 3px 0;
    transition: 0.3s;
}

/* 首屏 Banner */
.hero {
    position: relative;
    height: 100vh;
    background: url('https://images.unsplash.com/photo-1516426122078-c23e76319801?w=1920') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.5), rgba(44, 44, 44, 0.4));
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 0 20px;
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-family: 'Playfair Display', serif;
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    font-weight: 300;
    letter-spacing: 2px;
}

.cta-button {
    background: var(--primary-color);
    color: var(--white);
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
    box-shadow: 0 5px 15px rgba(212, 165, 116, 0.3);
}

.cta-button:hover {
    background: var(--gold-accent);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(212, 165, 116, 0.4);
}

/* 通用区块样式 */
.section-title {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

/* 目的地区块 */
.destinations {
    padding: 5rem 0;
    background: var(--white);
}

.destinations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.destination-card {
    position: relative;
    height: 400px;
    border-radius: 15px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

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

.destination-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

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

.destination-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: var(--white);
    padding: 2rem;
    transition: all 0.3s;
}

.destination-overlay h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.destination-overlay p {
    font-size: 0.95rem;
    opacity: 0.9;
    margin-bottom: 0.5rem;
}

.destination-tag {
    display: inline-block;
    background: var(--primary-color);
    color: var(--white);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

/* 行程区块 */
.tours {
    padding: 5rem 0;
    background: var(--bg-light);
}

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

.tour-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.tour-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.tour-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

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

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

.tour-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--primary-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-weight: 600;
    font-size: 0.9rem;
}

.tour-content {
    padding: 1.5rem;
}

.tour-content h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.tour-description {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.tour-highlights {
    list-style: none;
    margin-bottom: 1.5rem;
}

.tour-highlights li {
    padding: 0.4rem 0;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.tour-button {
    width: 100%;
    background: var(--secondary-color);
    color: var(--white);
    padding: 0.75rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.3s;
}

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

/* 如何运作 */
.how-it-works {
    padding: 5rem 0;
    background: var(--white);
}

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

.step {
    text-align: center;
    padding: 2rem;
}

.step-number {
    width: 80px;
    height: 80px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
    box-shadow: 0 5px 15px rgba(212, 165, 116, 0.3);
}

.step h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

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

/* 联系表单 */
.contact {
    padding: 5rem 0;
    background: linear-gradient(135deg, #2c2c2c 0%, #1a1a1a 100%);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.contact-info {
    color: var(--white);
}

.contact-info h2 {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.contact-info p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

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

.contact-item p {
    opacity: 0.9;
    margin-bottom: 0.3rem;
}

.contact-item small {
    display: block;
    opacity: 0.7;
    font-size: 0.85rem;
}

.contact-form {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    font-family: 'Montserrat', sans-serif;
    transition: border-color 0.3s;
}

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

.submit-button {
    width: 100%;
    background: var(--primary-color);
    color: var(--white);
    padding: 1rem;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.submit-button:hover {
    background: var(--gold-accent);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(212, 165, 116, 0.4);
}

/* 常见问题 FAQ */
.faq {
    padding: 5rem 0;
    background: var(--white);
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-light);
    border-radius: 10px;
    margin-bottom: 1rem;
    overflow: hidden;
    transition: all 0.3s;
}

.faq-item:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    cursor: pointer;
    background: var(--bg-light);
    transition: background 0.3s;
}

.faq-question:hover {
    background: #eeeeee;
}

.faq-question h3 {
    font-size: 1.1rem;
    color: var(--secondary-color);
    font-weight: 600;
    margin: 0;
    flex: 1;
}

.faq-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: 300;
    transition: transform 0.3s;
    margin-left: 1rem;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
    background: var(--white);
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 1.5rem;
}

.faq-answer p {
    color: var(--text-dark);
    line-height: 1.8;
    margin: 0;
}

/* 页脚 */
.footer {
    background: var(--secondary-color);
    color: var(--white);
    padding: 4rem 0 2rem;
}

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

.footer-col h4 {
    font-family: 'Playfair Display', serif;
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.footer-col p {
    opacity: 0.8;
    line-height: 1.6;
}

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

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

.footer-col ul li a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: all 0.3s;
}

.footer-col ul li a:hover {
    opacity: 1;
    color: var(--primary-color);
}

.newsletter-form {
    display: flex;
    margin-top: 1rem;
}

.newsletter-form input {
    flex: 1;
    padding: 0.75rem;
    border: none;
    border-radius: 8px 0 0 8px;
    font-size: 0.95rem;
}

.newsletter-form button {
    padding: 0.75rem 1.5rem;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 0 8px 8px 0;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.3s;
}

.newsletter-form button:hover {
    background: var(--gold-accent);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
}

.footer-bottom a {
    color: var(--primary-color);
    text-decoration: none;
}

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

/* 旅行主题 */
.travel-themes {
    padding: 5rem 0;
    background: var(--white);
}

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

.theme-card {
    text-align: center;
    padding: 2.5rem 1.5rem;
    background: var(--bg-light);
    border-radius: 15px;
    transition: all 0.3s;
    cursor: pointer;
}

.theme-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    background: var(--white);
}

.theme-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.theme-card h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

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

/* 住宿类型 */
.accommodations {
    padding: 5rem 0;
    background: var(--bg-light);
}

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

.accommodation-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

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

.accommodation-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.accommodation-content {
    padding: 1.5rem;
}

.accommodation-content h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

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

.amenities {
    list-style: none;
    color: var(--text-dark);
}

.amenities li {
    padding: 0.3rem 0;
    font-size: 0.95rem;
}

/* 客户评价 */
.testimonials {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
}

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

.testimonial-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.stars {
    color: var(--gold-accent);
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.testimonial-text {
    color: var(--text-dark);
    line-height: 1.8;
    font-style: italic;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    border-top: 2px solid var(--bg-light);
    padding-top: 1rem;
}

.testimonial-author strong {
    color: var(--secondary-color);
    font-size: 1rem;
}

.testimonial-author span {
    color: var(--text-light);
    font-size: 0.85rem;
}

/* 服务优势 */
.advantages {
    padding: 5rem 0;
    background: var(--white);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
}

.advantage-item {
    text-align: center;
    padding: 2rem;
    transition: all 0.3s;
}

.advantage-item:hover {
    transform: translateY(-5px);
}

.advantage-icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.advantage-item h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

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

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(44, 44, 44, 0.98);
        flex-direction: column;
        justify-content: start;
        padding-top: 2rem;
        transition: right 0.3s;
    }

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

    .nav-toggle {
        display: flex;
    }

    .dropdown-content {
        position: static;
        display: none;
        background: rgba(0, 0, 0, 0.5);
        box-shadow: none;
        margin-top: 0.5rem;
    }

    .dropdown.active .dropdown-content {
        display: block;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .destinations-grid,
    .tours-grid,
    .themes-grid,
    .accommodations-grid,
    .testimonials-grid,
    .advantages-grid {
        grid-template-columns: 1fr;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5rem;
    }

    .cta-button {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }

    .destination-card {
        height: 300px;
    }
}