/* ===== 全局变量定义 ===== */
:root {
    /* 主色：橙红渐变 */
    --primary-gradient: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    --secondary-gradient: linear-gradient(135deg, #38ef7d 0%, #11998e 100%);

    /* 辅助色 */
    --primary-color: #11998e;
    --secondary-color: #38ef7d;
    --accent-color: #00d2ff;
    --dark-orange: #0D7377;

    /* 中性色 */
    --text-dark: #2c3e50;
    --text-light: #7f8c8d;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;

    /* 阴影 */
    --shadow-sm: 0 2px 8px rgba(255, 107, 53, 0.1);
    --shadow-md: 0 4px 16px rgba(255, 107, 53, 0.15);
    --shadow-lg: 0 8px 32px rgba(255, 107, 53, 0.2);
    --shadow-xl: 0 12px 48px rgba(255, 107, 53, 0.25);
}

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

/* 基本样式 */
body {
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

html {
    scroll-behavior: smooth;
}

a {
    text-decoration: none;
    color: var(--text-dark);
    transition: all 0.3s ease;
}

ul, ol {
    list-style: none;
}

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

button, input, select, textarea {
    font-family: inherit;
    font-size: 100%;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-family: 'Poppins', sans-serif;
    font-size: 2.8rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-dark);
    position: relative;
    display: inline-block;
}

.section-header h2:after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

.section-header p {
    font-size: 1.15rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 25px auto 0;
    line-height: 1.8;
}

/* ===== 按钮样式 ===== */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 30px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
    font-family: 'Poppins', sans-serif;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--secondary-gradient);
    z-index: -1;
    transition: opacity 0.3s ease;
    opacity: 0;
}

.btn-primary {
    background: var(--primary-gradient);
    color: #fff;
    border: none;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
}

.btn-primary:hover:before {
    opacity: 1;
}

.btn-secondary {
    background: var(--bg-light);
    color: var(--text-dark);
    border: none;
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: #e8eaed;
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-large {
    padding: 16px 40px;
    font-size: 0.95rem;
}

.btn-full {
    width: 100%;
    display: block;
}

/* ===== 导航栏样式 ===== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    border-bottom: 1px solid rgba(255, 107, 53, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 0;
}

.logo img {
    height: 42px;
}

.nav-links {
    display: flex;
    gap: 35px;
}

.nav-links li a {
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    color: var(--text-dark);
}

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

.nav-links li a:after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -6px;
    left: 0;
    background: var(--primary-gradient);
    transition: width 0.3s ease;
}

.nav-links li a:hover:after {
    width: 100%;
}

.cta-buttons {
    display: flex;
    gap: 15px;
}

.mobile-menu-toggle {
    display: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--text-dark);
}

/* ===== 英雄区域样式 ===== */
.hero {
    background: linear-gradient(135deg, #f0fdfa 0%, #fff 50%, #ecfdf5 100%);
    padding: 180px 0 120px;
    position: relative;
    overflow: hidden;
}

#particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 2;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-image {
    flex: 1;
    text-align: center;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

.hero h1 {
    font-family: 'Poppins', sans-serif;
    font-size: 3.8rem;
    line-height: 1.15;
    margin-bottom: 24px;
    color: var(--text-dark);
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 35px;
    color: var(--text-light);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 50px;
}

.hero-stats {
    display: flex;
    gap: 50px;
    margin-top: 50px;
}

.stat {
    text-align: center;
}

.stat .number {
    display: block;
    font-family: 'Poppins', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.stat .text {
    font-size: 0.95rem;
    color: var(--text-light);
    font-weight: 500;
}

/* ===== 特点部分样式 ===== */
.features {
    background: linear-gradient(180deg, var(--bg-white) 0%, var(--bg-light) 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.feature-card {
    background: var(--bg-white);
    border-radius: 16px;
    padding: 45px 35px;
    box-shadow: var(--shadow-sm);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
    border: 1px solid rgba(255, 107, 53, 0.08);
    position: relative;
    overflow: hidden;
}

.feature-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
}

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

.feature-icon {
    font-size: 2.8rem;
    color: var(--primary-color);
    margin-bottom: 24px;
    display: inline-block;
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
}

.feature-card h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* ===== 覆盖区域样式 ===== */
.world-map {
    text-align: center;
    margin-bottom: 60px;
}

.region-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 35px;
}

.region h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 18px;
    color: var(--text-dark);
    border-bottom: 3px solid var(--primary-color);
    padding-bottom: 10px;
    display: inline-block;
}

.region ul li {
    margin-bottom: 10px;
    color: var(--text-light);
    padding-left: 20px;
    position: relative;
}

.region ul li:before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* ===== 套餐价格样式 ===== */
.plans {
    background: linear-gradient(180deg, var(--bg-light) 0%, var(--bg-white) 100%);
}

.pricing-cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 35px;
}

.pricing-card {
    background: var(--bg-white);
    border-radius: 16px;
    padding: 45px;
    width: 100%;
    max-width: 360px;
    box-shadow: var(--shadow-sm);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 107, 53, 0.08);
}

.pricing-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.popular {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--primary-color);
}

.pricing-card.popular:hover {
    transform: scale(1.05) translateY(-12px);
}

.popular-tag {
    position: absolute;
    top: 15px;
    right: -35px;
    background: var(--primary-gradient);
    color: #fff;
    transform: rotate(45deg);
    padding: 8px 45px;
    font-size: 0.75rem;
    font-weight: 600;
    font-family: 'Poppins', sans-serif;
    box-shadow: var(--shadow-md);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.pricing-header {
    text-align: center;
    margin-bottom: 35px;
}

.pricing-header h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 18px;
    color: var(--text-dark);
}

.price {
    font-family: 'Poppins', sans-serif;
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

.price span {
    font-size: 1rem;
    color: var(--text-light);
    font-weight: 400;
}

.pricing-features {
    margin-bottom: 35px;
}

.pricing-features ul li {
    margin-bottom: 16px;
    color: var(--text-light);
    font-size: 0.95rem;
}

.pricing-features ul li i {
    color: var(--primary-color);
    margin-right: 12px;
    font-size: 0.9rem;
}

/* ===== 使用方法样式 ===== */
.how-it-works {
    background: linear-gradient(135deg, #f0fdfa 0%, #fff 100%);
    position: relative;
    overflow: hidden;
}

.steps {
    position: relative;
    z-index: 2;
}

.step {
    display: flex;
    align-items: center;
    margin-bottom: 90px;
    position: relative;
}

.step:last-child {
    margin-bottom: 0;
}

.step:before {
    content: '';
    position: absolute;
    top: 80px;
    left: 35px;
    height: calc(100% + 20px);
    width: 3px;
    background: var(--primary-gradient);
    z-index: -1;
    opacity: 0.3;
}

.step:last-child:before {
    display: none;
}

.step-number {
    width: 70px;
    height: 70px;
    background: var(--primary-gradient);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Poppins', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    margin-right: 35px;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
}

.step-content {
    flex: 1;
}

.step-content h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.6rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.step-content p {
    color: var(--text-light);
    line-height: 1.7;
}

.step-image {
    flex: 1;
    text-align: center;
}

/* ===== 客户评价样式 ===== */
.testimonial-slider {
    display: flex;
    flex-wrap: wrap;
    gap: 35px;
    justify-content: center;
}

.testimonial {
    background: var(--bg-white);
    border-radius: 16px;
    padding: 35px;
    box-shadow: var(--shadow-sm);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    max-width: 360px;
    border: 1px solid rgba(255, 107, 53, 0.08);
}

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

.testimonial-content {
    margin-bottom: 24px;
}

.testimonial-content p {
    font-style: italic;
    color: var(--text-light);
    position: relative;
    line-height: 1.7;
    font-size: 0.95rem;
}

.testimonial-content p:before,
.testimonial-content p:after {
    content: '"';
    font-family: Georgia, serif;
    font-size: 3rem;
    color: var(--primary-color);
    opacity: 0.2;
    position: absolute;
    line-height: 1;
}

.testimonial-content p:before {
    top: -5px;
    left: -10px;
}

.testimonial-content p:after {
    bottom: -25px;
    right: -10px;
}

.testimonial-author {
    display: flex;
    align-items: center;
}

.testimonial-author img {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: 16px;
    border: 2px solid var(--primary-color);
}

.testimonial-author h4 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-dark);
}

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

.rating {
    margin-top: 6px;
    color: var(--accent-color);
    font-size: 0.9rem;
}

/* ===== 常见问题样式 ===== */
.faq {
    background: linear-gradient(180deg, var(--bg-white) 0%, var(--bg-light) 100%);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.faq-item {
    background: var(--bg-white);
    border-radius: 12px;
    padding: 35px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 107, 53, 0.08);
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.faq-item h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 14px;
    color: var(--text-dark);
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.faq-item h3:before {
    content: 'Q.';
    color: var(--primary-color);
    font-weight: 700;
    flex-shrink: 0;
}

.faq-item p {
    color: var(--text-light);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* ===== 预订表单样式 ===== */
.booking {
    background: linear-gradient(135deg, #f0fdfa 0%, #fff 100%);
    position: relative;
}

.booking-form-container {
    background: var(--bg-white);
    border-radius: 16px;
    padding: 50px;
    box-shadow: var(--shadow-xl);
    max-width: 850px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
    border: 1px solid rgba(255, 107, 53, 0.1);
}

.form-row {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin-bottom: 24px;
}

.form-group {
    flex: 1;
    min-width: 220px;
}

.form-group.full-width {
    width: 100%;
    flex-basis: 100%;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    font-family: 'Poppins', sans-serif;
    font-size: 0.9rem;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-size: 0.95rem;
    background: var(--bg-white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #bdc3c7;
}

/* ===== 联系我们样式 ===== */
.contact {
    background-color: var(--bg-white);
}

.contact-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 60px;
}

.contact-info {
    flex: 1;
    min-width: 320px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 30px;
}

.contact-item {
    text-align: center;
    padding: 30px 20px;
    border-radius: 12px;
    background: var(--bg-light);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 107, 53, 0.08);
}

.contact-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    background: var(--bg-white);
}

.contact-item i {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.contact-item h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.contact-item p {
    color: var(--text-light);
    font-size: 0.95rem;
}

.qr-code {
    width: 100px;
    margin: 12px auto 0;
    display: block;
}

.contact-form-container {
    flex: 1;
    min-width: 320px;
    background: var(--bg-light);
    border-radius: 12px;
    padding: 40px;
    box-shadow: var(--shadow-sm);
}

/* ===== 页脚样式 ===== */
footer {
    background: linear-gradient(135deg, #1a252f 0%, #2c3e50 100%);
    color: #ecf0f1;
    padding: 90px 0 30px;
}

.footer-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo {
    flex: 2;
    min-width: 280px;
}

.footer-logo img {
    height: 55px;
    margin-bottom: 24px;
}

.footer-logo p {
    margin-bottom: 24px;
    color: #bdc3c7;
    line-height: 1.7;
}

.social-icons {
    display: flex;
    gap: 16px;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    color: #ecf0f1;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-icons a:hover {
    background: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.footer-links {
    flex: 1;
    min-width: 170px;
}

.footer-links h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 24px;
    color: #ecf0f1;
    position: relative;
    padding-bottom: 12px;
}

.footer-links h3:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 45px;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links ul li a {
    color: #bdc3c7;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.footer-links ul li a:hover {
    color: var(--primary-color);
    padding-left: 6px;
}

.footer-newsletter {
    flex: 2;
    min-width: 280px;
}

.footer-newsletter h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 24px;
    color: #ecf0f1;
    position: relative;
    padding-bottom: 12px;
}

.footer-newsletter h3:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 45px;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

.footer-newsletter p {
    color: #bdc3c7;
    margin-bottom: 24px;
    line-height: 1.7;
}

.newsletter-form {
    display: flex;
    overflow: hidden;
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.newsletter-form input {
    flex: 1;
    padding: 14px 24px;
    border: none;
    background: transparent;
    color: #ecf0f1;
    font-size: 0.95rem;
}

.newsletter-form input::placeholder {
    color: #95a5a6;
}

.newsletter-form input:focus {
    outline: none;
}

.newsletter-form button {
    background: var(--primary-gradient);
    border: none;
    padding: 14px 20px;
    color: #fff;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
}

.newsletter-form button:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(-2px);
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
}

.footer-bottom p {
    color: #95a5a6;
    font-size: 0.9rem;
}

.footer-bottom-links {
    display: flex;
    gap: 24px;
}

.footer-bottom-links a {
    color: #95a5a6;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.footer-bottom-links a:hover {
    color: var(--primary-color);
}

/* ===== 动画样式 ===== */
.animate-fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-slide-up {
    opacity: 0;
    transform: translateY(60px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-slide-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-slide-left {
    opacity: 0;
    transform: translateX(-60px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-slide-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.animate-slide-right {
    opacity: 0;
    transform: translateX(60px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-slide-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.animate-scale {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-scale.visible {
    opacity: 1;
    transform: scale(1);
}

.delay-1 {
    transition-delay: 0.1s;
}

.delay-2 {
    transition-delay: 0.2s;
}

.delay-3 {
    transition-delay: 0.3s;
}

.delay-4 {
    transition-delay: 0.4s;
}

.delay-5 {
    transition-delay: 0.5s;
}

/* ===== 视差滚动 ===== */
[data-parallax] {
    will-change: transform;
}

/* ===== 响应式设计 ===== */
@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
        text-align: center;
    }

    .hero-content {
        margin-bottom: 60px;
    }

    .hero h1 {
        font-size: 3rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

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

    .step-number {
        margin-right: 0;
        margin-bottom: 24px;
    }

    .step:before {
        left: 50%;
        transform: translateX(-50%);
    }

    .step-content {
        margin-bottom: 35px;
    }

    section {
        padding: 80px 0;
    }

    .section-header h2 {
        font-size: 2.2rem;
    }
}

@media (max-width: 768px) {
    .nav-links, .cta-buttons {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

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

    .pricing-card {
        max-width: 100%;
    }

    .pricing-card.popular {
        transform: none;
    }

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

    .contact-grid {
        flex-direction: column;
    }

    .footer-grid {
        flex-direction: column;
    }
}

@media (max-width: 576px) {
    section {
        padding: 60px 0;
    }

    .hero {
        padding: 160px 0 80px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 16px;
    }

    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }

    .form-row {
        flex-direction: column;
        gap: 16px;
    }

    .booking-form-container {
        padding: 30px 20px;
    }

    .testimonial {
        max-width: 100%;
    }

    #particles {
        display: none;
    }
}

/* ===== 减少动画（偏好设置） ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *:before,
    *:after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .hero-image {
        animation: none;
    }

    #particles {
        display: none;
    }
}