/* 全局样式 */
:root {
    --primary-color: #ff6b81;
    --secondary-color: #ff9eb7;
    --accent-color: #ff4757;
    --text-color: #333;
    --light-text: #777;
    --bg-color: #fff;
    --light-bg: #f9f9f9;
    --border-color: #eee;
    --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--bg-color);
}

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

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

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

ul {
    list-style: none;
}

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

h1, h2, h3, h4, h5, h6 {
    margin-bottom: 15px;
    line-height: 1.3;
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 40px;
    position: relative;
}

h2:after {
    content: '';
    display: block;
    width: 50px;
    height: 3px;
    background-color: var(--primary-color);
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 15px;
}

section {
    padding: 80px 0;
}

.btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 30px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
}

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

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

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

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

/* 渐变盒子替代图片 */
.gradient-box {
    width: 100%;
    height: 100%;
    min-height: 200px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 10px;
    box-shadow: var(--shadow);
}

/* 头部样式 */
#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 15px 0;
}

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

.logo a {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
}

nav ul {
    display: flex;
}

nav ul li {
    margin-left: 25px;
}

nav ul li a {
    color: var(--text-color);
    font-weight: 500;
    padding: 5px 0;
    position: relative;
}

nav ul li a:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

nav ul li a:hover:after {
    width: 100%;
}

/* 英雄区域样式 */
.hero-section {
    padding: 150px 0 80px;
    background: linear-gradient(to right, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.7)), url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect width="100" height="100" fill="%23ff6b81" opacity="0.1"/></svg>');
    background-size: cover;
}

.hero-content {
    max-width: 600px;
    margin-bottom: 40px;
}

.hero-content h1 {
    margin-bottom: 20px;
    color: var(--primary-color);
}

.tagline {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

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

.hero-image {
    max-width: 500px;
    margin: 0 auto;
}

/* 关于我们样式 */
.about-section {
    background-color: var(--light-bg);
}

.about-content {
    display: flex;
    align-items: center;
    gap: 40px;
}

.about-text {
    flex: 1;
}

.about-image {
    flex: 1;
    height: 300px;
}

/* 特色功能样式 */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin-bottom: 20px;
}

/* Vlog展示样式 */
.vlog-section {
    background-color: var(--light-bg);
}

.vlog-carousel {
    display: flex;
    gap: 30px;
    overflow-x: auto;
    padding: 20px 0;
    scrollbar-width: none;
}

.vlog-carousel::-webkit-scrollbar {
    display: none;
}

.vlog-card {
    flex: 0 0 350px;
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.vlog-thumbnail {
    height: 200px;
}

.vlog-info {
    padding: 20px;
}

/* 文章样式 */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

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

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.article-image {
    height: 200px;
}

.article-content {
    padding: 20px;
}

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

/* 使用指南样式 */
.guide-section {
    background-color: var(--light-bg);
}

.guide-steps {
    margin-bottom: 40px;
}

.guide-step {
    display: flex;
    align-items: center;
    margin-bottom: 30px;
}

.step-number {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-right: 20px;
}

.step-content {
    flex: 1;
}

.guide-image {
    height: 300px;
    margin: 0 auto;
    max-width: 600px;
}

/* 会员服务样式 */
.membership-plans {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.plan-card {
    flex: 1;
    min-width: 280px;
    max-width: 350px;
    background-color: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.plan-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.plan-card.featured {
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
}

.plan-header {
    margin-bottom: 20px;
}

.plan-price {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

.plan-features {
    margin-bottom: 30px;
    text-align: left;
}

.plan-features li {
    margin-bottom: 10px;
    padding-left: 25px;
    position: relative;
}

.plan-features li:before {
    content: '✓';
    color: var(--primary-color);
    position: absolute;
    left: 0;
}

.plan-btn {
    width: 100%;
}

/* 用户评价样式 */
.testimonials-section {
    background-color: var(--light-bg);
}

.testimonials-carousel {
    display: flex;
    gap: 30px;
    overflow-x: auto;
    padding: 20px 0;
    scrollbar-width: none;
}

.testimonials-carousel::-webkit-scrollbar {
    display: none;
}

.testimonial-card {
    flex: 0 0 350px;
    background-color: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: var(--shadow);
}

.testimonial-content {
    margin-bottom: 20px;
    font-style: italic;
}

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

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

.author-info h4 {
    margin-bottom: 5px;
}

.author-info p {
    color: var(--light-text);
    margin: 0;
}

/* 联系我们样式 */
.contact-content {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}

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

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 30px;
}

.contact-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin-right: 15px;
}

.contact-text h3 {
    margin-bottom: 5px;
}

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

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

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-family: inherit;
    font-size: 1rem;
}

.form-group textarea {
    resize: vertical;
}

.submit-btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    width: 100%;
}

.submit-btn:hover {
    background-color: var(--accent-color);
}

/* 页脚样式 */
#footer {
    background-color: #333;
    color: white;
    padding: 60px 0 30px;
}

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

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

.footer-logo a {
    display: flex;
    align-items: center;
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.footer-logo span {
    margin-left: 10px;
}

.footer-links {
    flex: 2;
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-links-column {
    flex: 1;
    min-width: 150px;
}

.footer-links-column h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

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

.footer-links-column ul li a {
    color: #ccc;
}

.footer-links-column ul li a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid #444;
    padding-top: 30px;
    text-align: center;
}

.footer-info p {
    margin-bottom: 10px;
    color: #aaa;
    font-size: 0.9rem;
}

.footer-info a {
    color: #aaa;
}

.footer-info a:hover {
    color: white;
}

/* 响应式设计 */
@media (max-width: 992px) {
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .about-text, .about-image {
        flex: none;
        width: 100%;
    }
    
    .features-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    #header {
        padding: 10px 0;
    }
    
    nav ul {
        display: none;
    }
    
    .hero-section {
        padding: 120px 0 60px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.6rem;
    }
    
    section {
        padding: 60px 0;
    }
    
    .plan-card.featured {
        transform: none;
    }
    
    .contact-content {
        flex-direction: column;
    }
}

@media (max-width: 576px) {
    .cta-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 10px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .membership-plans {
        flex-direction: column;
        align-items: center;
    }
    
    .plan-card {
        width: 100%;
        max-width: none;
        margin-bottom: 20px;
    }
}