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

:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #ff6b6b;
    --text-dark: #333;
    --text-light: #666;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --shadow: 0 4px 20px rgba(102, 126, 234, 0.3);
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-accent: linear-gradient(45deg, #667eea, #ff6b6b);
    --gold-metallic: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #5a67d8 100%);
    --gold-shine: linear-gradient(45deg, #667eea, #f0f8ff, #667eea);
}

body {
    font-family: 'Segoe UI', 'Microsoft YaHei', Arial, 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(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 2rem;
}

.nav-logo h2 {
    color: var(--primary-color);
    font-size: 1.8rem;
    font-weight: 700;
    white-space: nowrap;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1rem;
    flex-wrap: nowrap;
    margin-left: auto;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    padding: 0.4rem 0.6rem;
    border-radius: 20px;
    transition: all 0.3s ease;
    position: relative;
    white-space: nowrap;
    font-size: 0.95rem;
}

.nav-link:hover {
    color: var(--primary-color);
    background: rgba(255, 215, 0, 0.1);
}

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

.bar {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* 首页横幅 */
.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    background: var(--gradient-primary);
    color: white;
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: flex;
    align-items: center;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.hero-content {
    flex: 1;
    max-width: 500px;
    z-index: 2;
    animation: fadeInUp 1s ease;
    text-align: center;
    margin: 0 auto;
    padding-left: 2rem;
    padding-right: 2rem;
}

.hero-title {
    max-width: 300px;
    height: auto;
    border-radius: 15px;
    margin-bottom: 1rem;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.8;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image {
    flex: 1.8;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    text-align: center;
    margin-left: 0.5rem;
    min-height: 500px;
    min-width: 500px;
}

.hero-animation {
    position: relative;
    width: 100%;
    height: 100%;
    max-width: none;
    max-height: none;
}

.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 1.8rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.9rem;
    animation: float 8s ease-in-out infinite;
    font-size: 1.5rem;
    transition: all 0.3s ease;
    min-width: 120px;
    min-height: 100px;
}

.card-1 {
    top: 3%;
    left: 2%;
    animation-delay: 0s;
    animation-name: float-random-1;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.3), rgba(118, 75, 162, 0.3));
    border-color: rgba(102, 126, 234, 0.4);
}

.card-2 {
    top: 18%;
    left: 35%;
    animation-delay: 1.2s;
    animation-name: float-random-2;
    background: linear-gradient(135deg, rgba(240, 147, 251, 0.3), rgba(245, 87, 108, 0.3));
    border-color: rgba(245, 87, 108, 0.4);
}

.card-2:hover {
    filter: none;
    opacity: 1;
}

.card-3 {
    top: 8%;
    left: 48%;
    animation-delay: 2.5s;
    animation-name: float-random-3;
    background: linear-gradient(135deg, rgba(79, 172, 254, 0.3), rgba(0, 242, 254, 0.3));
    border-color: rgba(79, 172, 254, 0.4);
}

.card-4 {
    top: 28%;
    left: 12%;
    animation-delay: 3.8s;
    animation-name: float-reverse;
    background: linear-gradient(135deg, rgba(67, 233, 123, 0.3), rgba(56, 249, 215, 0.3));
    border-color: rgba(67, 233, 123, 0.4);
}

.card-5 {
    top: 38%;
    left: 42%;
    animation-delay: 4.5s;
    animation-name: float-random-1;
    background: linear-gradient(135deg, rgba(250, 112, 154, 0.3), rgba(254, 225, 64, 0.3));
    border-color: rgba(250, 112, 154, 0.4);
}

.card-6 {
    top: 52%;
    left: 8%;
    animation-delay: 5.7s;
    animation-name: float-random-2;
    background: linear-gradient(135deg, rgba(168, 237, 234, 0.3), rgba(254, 214, 227, 0.3));
    border-color: rgba(168, 237, 234, 0.4);
}

.card-7 {
    top: 65%;
    left: 28%;
    animation-delay: 6.3s;
    animation-name: float-random-3;
    background: linear-gradient(135deg, rgba(255, 154, 158, 0.3), rgba(254, 207, 239, 0.3));
    border-color: rgba(255, 154, 158, 0.4);
}

.card-8 {
    top: 15%;
    left: 58%;
    animation-delay: 7.2s;
    animation-name: float-reverse;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.3), rgba(118, 75, 162, 0.3));
    border-color: rgba(102, 126, 234, 0.4);
}

.card-9 {
    top: 48%;
    left: 25%;
    animation-delay: 8.1s;
    animation-name: float-random-1;
    background: linear-gradient(135deg, rgba(240, 147, 251, 0.3), rgba(245, 87, 108, 0.3));
    border-color: rgba(245, 87, 108, 0.4);
}

.card-10 {
    top: 78%;
    left: 18%;
    animation-delay: 9.4s;
    animation-name: float-random-2;
    background: linear-gradient(135deg, rgba(79, 172, 254, 0.3), rgba(0, 242, 254, 0.3));
    border-color: rgba(79, 172, 254, 0.4);
}

.card-11 {
    top: 88%;
    left: 45%;
    animation-delay: 10.2s;
    animation-name: float-random-3;
    background: linear-gradient(135deg, rgba(67, 233, 123, 0.3), rgba(56, 249, 215, 0.3));
    border-color: rgba(67, 233, 123, 0.4);
}

.card-12 {
    top: 72%;
    left: 52%;
    animation-delay: 11.5s;
    animation-name: float;
    background: linear-gradient(135deg, rgba(250, 112, 154, 0.3), rgba(254, 225, 64, 0.3));
    border-color: rgba(250, 112, 154, 0.4);
}

.card-13 {
    top: 5%;
    left: 22%;
    animation-delay: 12.8s;
    animation-name: float-random-1;
    background: linear-gradient(135deg, rgba(168, 237, 234, 0.3), rgba(254, 214, 227, 0.3));
    border-color: rgba(168, 237, 234, 0.4);
}

.card-14 {
    top: 95%;
    left: 35%;
    animation-delay: 13.7s;
    animation-name: float-reverse;
    background: linear-gradient(135deg, rgba(255, 154, 158, 0.3), rgba(254, 207, 239, 0.3));
    border-color: rgba(255, 154, 158, 0.4);
}

.floating-card i {
    font-size: 3.5rem;
    color: #fff;
    margin-bottom: 0.4rem;
    filter: none;
    opacity: 1;
}

.floating-card span {
    color: #fff;
    font-weight: 500;
    font-size: 1.3rem;
    text-align: center;
    line-height: 1.2;
}

/* 按钮样式 */
.btn {
    padding: 0.8rem 2rem;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(45deg, #ff6b6b, #ff8e8e);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.4);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

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

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

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

/* 通用区块样式 */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #333;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 3rem;
}

/* 内容平台 */
.content-section {
    padding: 5rem 0;
    background: white;
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 2.5rem;
}

.content-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid #f0f0f0;
    text-align: center;
}

.content-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
}

.content-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.card-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.2rem;
    color: white;
    font-size: 1.8rem;
}

.content-card h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
    color: #333;
}

.content-card p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1.2rem;
    font-size: 0.95rem;
}

.feature-list {
    list-style: none;
    text-align: left;
    margin-bottom: 1.5rem;
}

.feature-list li {
    display: flex;
    align-items: center;
    margin-bottom: 0.6rem;
    color: #555;
    font-size: 0.9rem;
    gap: 0.5rem;
}

.feature-list i {
    color: #4CAF50;
}

/* 购物返利 */
.shopping-section {
    padding: 5rem 0;
    background: white;
}

.shopping-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
    align-items: start;
}

.shopping-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.platform-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    text-align: center;
}

.platform-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.platform-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.platform-logo {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    object-fit: cover;
}

.platform-header h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #333;
}

.platform-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #555;
    font-weight: 500;
}

.feature-item i {
    color: var(--primary-color);
    width: 20px;
}

.rebate-calculator {
    background: var(--gradient-primary);
    color: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.rebate-calculator h3 {
    text-align: center;
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

.calculator-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 500;
    font-size: 0.9rem;
}

.form-group input,
.form-group select {
    padding: 0.8rem;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.9);
    color: #333;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.calculation-result {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    padding: 1rem;
    text-align: center;
    margin-top: 1rem;
}

.calculation-result p {
    font-size: 1.1rem;
    font-weight: 600;
}

.calculation-result span {
    color: #ffeb3b;
    font-size: 1.3rem;
}

/* 社交交友 */
.social-section {
    padding: 5rem 0;
    background: #f8f9fa;
}

.social-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.feature-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(45deg, #ff6b6b, #ff8e8e);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 2rem;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #333;
}

.feature-card p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.feature-details {
    list-style: none;
    text-align: left;
}

.feature-details li {
    padding: 0.3rem 0;
    color: #555;
    font-size: 0.9rem;
}

/* 核心优势 */
.advantages-section {
    padding: 5rem 0;
    background: #f8f9fa;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.8rem;
    margin-top: 2.5rem;
}

.advantage-card {
    background: white;
    border-radius: 15px;
    padding: 1.8rem;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e0e0e0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.advantage-card:hover {
    transform: translateY(-8px);
    background: #f8f9fa;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.advantage-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.2rem;
    font-size: 1.6rem;
    color: white;
    transition: all 0.3s ease;
}

.advantage-card:hover .advantage-icon {
    background: linear-gradient(135deg, #5a67d8 0%, #6b46c1 100%);
    transform: scale(1.1);
}

.advantage-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
    color: #333;
}

.advantage-card p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1.2rem;
    font-size: 0.9rem;
}

.advantage-details {
    list-style: none;
    text-align: left;
}

.advantage-details li {
    padding: 0.2rem 0;
    color: #555;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
}

.advantage-details li::before {
    content: '✓';
    color: #4CAF50;
    font-weight: bold;
}

@media (max-width: 1200px) {
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .advantage-card {
        padding: 2rem 1.5rem;
    }
    
    .advantage-icon {
        width: 80px;
        height: 80px;
        font-size: 2rem;
    }
}



/* About Section */
.about-section {
    padding: 5rem 0;
    background: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 3rem;
}

.about-text h3 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #333;
}

.about-text p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.company-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 15px;
}

.stat-item h4 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-item p {
    color: #666;
    font-weight: 500;
}

.about-mission h3 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: #333;
    text-align: center;
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.philosophy-item {
    display: flex;
    gap: 1.2rem;
    padding: 1rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 15px;
    border-left: 4px solid var(--primary-color);
    transition: all 0.3s ease;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
    margin-bottom: 0.05rem;
    min-height: 100px;
}

.philosophy-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 20px rgba(0, 0, 0, 0.1);
}

.philosophy-icon {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    flex-shrink: 0;
    box-shadow: 0 3px 10px rgba(102, 126, 234, 0.3);
}

.philosophy-content {
    flex: 1;
}

.philosophy-content h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 0.4rem;
    position: relative;
}

.philosophy-subtitle {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-style: italic;
}

.philosophy-desc {
    color: #555;
    line-height: 1.5;
    font-size: 0.9rem;
    text-align: justify;
    margin-top: 0.2rem;
}

@media (max-width: 1200px) {
    .philosophy-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .philosophy-item {
        flex-direction: column;
        text-align: center;
        padding: 1.5rem;
    }
    
    .philosophy-icon {
        margin: 0 auto 1rem;
    }
    
    .philosophy-desc {
        text-align: center;
    }
}

/* Contact Section */
.contact-section {
    padding: 5rem 0;
    background: #f8f9fa;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    width: 30px;
    text-align: center;
}

.contact-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #333;
}

.contact-item p {
    color: #666;
    line-height: 1.5;
}

.contact-form {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-form h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #333;
    text-align: center;
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form .form-group input,
.contact-form .form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.contact-form .form-group input:focus,
.contact-form .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* Footer */
.footer {
    background: #2c3e50;
    color: white;
    padding: 4rem 0 2rem;
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: #ecf0f1;
}

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

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

.footer-section ul li a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #ecf0f1;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #34495e;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #34495e;
    color: #bdc3c7;
    font-size: 0.9rem;
}

.footer-bottom p {
    margin-bottom: 0.5rem;
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0px) translateX(0px) rotate(0deg);
    }
    25% {
        transform: translateY(-120px) translateX(100px) rotate(8deg);
    }
    50% {
        transform: translateY(-200px) translateX(-120px) rotate(-10deg);
    }
    75% {
        transform: translateY(-100px) translateX(140px) rotate(6deg);
    }
}

@keyframes float-reverse {
    0%, 100% {
        transform: translateY(0px) translateX(0px) rotate(0deg);
    }
    25% {
        transform: translateY(-110px) translateX(-90px) rotate(-8deg);
    }
    50% {
        transform: translateY(-180px) translateX(110px) rotate(5deg);
    }
    75% {
        transform: translateY(-90px) translateX(-130px) rotate(-6deg);
    }
}

@keyframes float-random-1 {
    0%, 100% {
        transform: translateY(0px) translateX(0px) rotate(0deg) scale(1);
    }
    25% {
        transform: translateY(-150px) translateX(-120px) rotate(10deg) scale(1.08);
    }
    50% {
        transform: translateY(-250px) translateX(140px) rotate(-12deg) scale(0.92);
    }
    75% {
        transform: translateY(-120px) translateX(-160px) rotate(7deg) scale(1.05);
    }
}

@keyframes float-random-2 {
    0%, 100% {
        transform: translateY(0px) translateX(0px) rotate(0deg) scale(1);
    }
    25% {
        transform: translateY(-130px) translateX(90px) rotate(-10deg) scale(0.95);
    }
    50% {
        transform: translateY(-220px) translateX(-150px) rotate(12deg) scale(1.06);
    }
    75% {
        transform: translateY(-110px) translateX(120px) rotate(-6deg) scale(0.93);
    }
}

@keyframes float-random-3 {
    0%, 100% {
        transform: translateY(0px) translateX(0px) rotate(0deg) scale(1);
    }
    25% {
        transform: translateY(-180px) translateX(50px) rotate(-12deg) scale(1.04);
    }
    50% {
        transform: translateY(-60px) translateX(-180px) rotate(6deg) scale(0.91);
    }
    75% {
        transform: translateY(-140px) translateX(100px) rotate(-8deg) scale(1.07);
    }
}

/* 滚动动画 */
.scroll-animate {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.scroll-animate.animate {
    opacity: 1;
    transform: translateY(0);
}

/* 响应式设计将在单独的文件中 */

/* 用户信息模块样式 */
.user-info-module {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 12px;
    margin-top: 80px;
    position: relative;
    overflow: hidden;
}

.user-info-module::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('https://via.placeholder.com/1200x103/667eea/FFFFFF?text=背景') center/cover;
    opacity: 0.1;
    z-index: 1;
}

.user-info-content {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 20px;
    height: 103px;
    position: relative;
    z-index: 2;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.user-avatar-section {
    position: relative;
    flex-shrink: 0;
}

.user-avatar-img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 3px solid #667eea;
    object-fit: cover;
}

.user-level-badge {
    position: absolute;
    bottom: -5px;
    right: -5px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: bold;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.user-details {
    flex: 1;
    min-width: 0;
}

.user-name {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-id {
    font-size: 14px;
    color: #666;
    margin: 0;
}

.user-stats {
    display: flex;
    gap: 20px;
    flex-shrink: 0;
}

.stat-item {
    text-align: center;
    padding: 0 10px;
}

.stat-value {
    display: block;
    font-size: 20px;
    font-weight: bold;
    color: #667eea;
    margin-bottom: 2px;
}

.stat-label {
    display: block;
    font-size: 12px;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* 响应式用户信息模块 */
@media (max-width: 768px) {
    .user-info-content {
        flex-direction: column;
        height: auto;
        min-height: 103px;
        text-align: center;
        gap: 15px;
    }
    
    .user-stats {
        width: 100%;
        justify-content: space-around;
        gap: 10px;
    }
    
    .stat-item {
        padding: 0 5px;
    }
    
    .user-details {
        width: 100%;
    }
    
    .user-name {
        font-size: 16px;
    }
    
    .stat-value {
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .user-info-module {
        padding: 8px;
    }
    
    .user-info-content {
        padding: 15px;
        gap: 12px;
    }
    
    .user-avatar-img {
        width: 50px;
        height: 50px;
    }
    
    .user-name {
        font-size: 14px;
    }
    
    .user-id {
        font-size: 12px;
    }
    
    .stat-value {
        font-size: 16px;
    }
    
    .stat-label {
        font-size: 10px;
    }
}
a {
  /* 移除下划线 */
  text-decoration: none;
  /* 设置字体颜色为白色 */
  color: #ffffff;
  /* 可选：添加过渡效果，让交互更丝滑 */
  transition: color 0.3s ease;
  /* 可选：去掉点击后的虚线框（提升体验） */
  outline: none;
  margin-right: 20px;
}