/* 重置样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 通用链接样式 - 移除下划线，保持颜色不变 */
a {
    text-decoration: none;
}

a:visited {
    color: inherit;
}

a:hover {
    text-decoration: none;
}

a:active {
    color: inherit;
}

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    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);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: bold;
    color: #e74c3c;
}

.nav-logo i {
    margin-right: 10px;
    font-size: 28px;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu li {
    margin-left: 30px;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: #e74c3c;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: #e74c3c;
    transition: width 0.3s ease;
}

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

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

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

/* 首页横幅 */
.hero {
    min-height: 50vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 50%, #f1f3f4 100%);
    color: #2c3e50;
    padding: 70px 20px 40px;
    position: relative;
}

.hero-content {
    text-align: center;
    max-width: 700px;
    z-index: 2;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 12px;
    opacity: 0;
    animation: fadeInUp 1s ease forwards;
}

.hero-subtitle {
    font-size: 1.1rem;
    margin-bottom: 20px;
    opacity: 0;
    animation: fadeInUp 1s ease 0.2s forwards;
}

.hero-features {
    display: flex;
    gap: 12px;
    margin-bottom: 25px;
    opacity: 0;
    animation: fadeInUp 1s ease 0.4s forwards;
    flex-wrap: wrap;
    justify-content: center;
}

.feature {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(52, 73, 94, 0.9);
    padding: 6px 10px;
    border-radius: 18px;
    backdrop-filter: blur(10px);
    font-size: 0.8rem;
    white-space: nowrap;
    color: white;
}

.feature i {
    font-size: 0.9rem;
    color: #ffd700;
}

.hero-cta {
    display: flex;
    gap: 12px;
    opacity: 0;
    animation: fadeInUp 1s ease 0.6s forwards;
    justify-content: center;
}

.btn-primary, .btn-secondary {
    padding: 10px 20px;
    border-radius: 22px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    display: inline-block;
    font-size: 0.9rem;
}

.btn-primary {
    background: #e74c3c;
    color: white;
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.4);
}

.btn-primary:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(231, 76, 60, 0.6);
}

.btn-secondary {
    background: transparent;
    color: #2c3e50;
    border: 2px solid #2c3e50;
}

.btn-secondary:hover {
    background: #2c3e50;
    color: white;
    transform: translateY(-2px);
}

.hero-image {
    position: absolute;
    right: 10%;
    top: 50%;
    transform: translateY(-50%);
    font-size: 8rem;
    color: rgba(52, 73, 94, 0.1);
    animation: float 6s ease-in-out infinite;
    z-index: 1;
}

/* 浮动图标样式 */
.floating-icons {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.floating-icon {
    position: absolute;
    opacity: 0.5;
    transition: opacity 0.3s ease;
}

.floating-icon:hover {
    opacity: 0.5;
}

.floating-icon img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    filter: grayscale(30%);
}

.floating-icon i {
    font-size: 40px;
    color: #007AFF;
    filter: grayscale(30%);
}

/* 各个图标的位置和动画 */
.icon-1 {
    top: 35%;
    left: 10%;
    animation: float1 6s ease-in-out infinite;
}

.icon-2 {
    top: 25%;
    right: 8%;
    animation: float2 8s ease-in-out infinite;
    animation-delay: -1s;
}

.icon-3 {
    top: 78%;
    left: 25%;
    animation: float3 7s ease-in-out infinite;
    animation-delay: -2s;
}

.icon-4 {
    top: 45%;
    right: 30%;
    animation: float4 9s ease-in-out infinite;
    animation-delay: -3s;
}

.icon-5 {
    top: 75%;
    right: 25%;
    animation: float1 5s ease-in-out infinite;
    animation-delay: -4s;
}

.icon-6 {
    top: 25%;
    left: 27%;
    animation: float2 10s ease-in-out infinite;
    animation-delay: -2.5s;
}

.icon-6 i{
    color: #E6162D !important;
}

.icon-7 {
    top: 80%;
    left: 20%;
    animation: float3 6.5s ease-in-out infinite;
    animation-delay: -1.5s;
}

.icon-8 {
    top: 20%;
    left: 30%;
    animation: float4 7.5s ease-in-out infinite;
    animation-delay: -3.5s;
}

/* 不同的浮动动画 */
@keyframes float1 {
    0%, 100% {
        transform: translateY(0px) translateX(0px) rotate(0deg);
    }
    25% {
        transform: translateY(-15px) translateX(5px) rotate(2deg);
    }
    50% {
        transform: translateY(-10px) translateX(-5px) rotate(-1deg);
    }
    75% {
        transform: translateY(-20px) translateX(3px) rotate(1deg);
    }
}

@keyframes float2 {
    0%, 100% {
        transform: translateY(0px) translateX(0px) rotate(0deg);
    }
    33% {
        transform: translateY(-12px) translateX(-8px) rotate(-2deg);
    }
    66% {
        transform: translateY(-18px) translateX(6px) rotate(2deg);
    }
}

@keyframes float3 {
    0%, 100% {
        transform: translateY(0px) translateX(0px) rotate(0deg);
    }
    20% {
        transform: translateY(-8px) translateX(-3px) rotate(1deg);
    }
    40% {
        transform: translateY(-16px) translateX(4px) rotate(-1deg);
    }
    60% {
        transform: translateY(-12px) translateX(-6px) rotate(2deg);
    }
    80% {
        transform: translateY(-20px) translateX(2px) rotate(-1deg);
    }
}

@keyframes float4 {
    0%, 100% {
        transform: translateY(0px) translateX(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-25px) translateX(-10px) rotate(-3deg);
    }
}

/* 响应式流程设计 */
@media (max-width: 768px) {
    .process-steps {
        flex-direction: column;
        align-items: center;
        gap: 30px;
    }
    
    .process-steps::before {
        display: none;
    }
    
    .step:not(:last-child)::after {
        content: '↓';
        top: auto;
        bottom: -40px;
        right: auto;
        left: 50%;
        transform: translateX(-50%);
        font-size: 2rem;
    }
    
    .step {
        max-width: 300px;
    }
}

/* 成功案例 */
.cases {
    padding: 80px 0;
    background: white;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.case-card {
    background: #f8f9fa;
    border-radius: 15px;
    padding: 30px;
    transition: all 0.3s ease;
    border-left: 5px solid #e74c3c;
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.case-type {
    margin-bottom: 15px;
}

.badge {
    background: linear-gradient(135deg, #e74c3c, #f39c12);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: bold;
}

.case-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #2c3e50;
}

.case-description {
    color: #7f8c8d;
    margin-bottom: 20px;
    line-height: 1.6;
}

.case-stats {
    display: flex;
    gap: 30px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: bold;
    color: #e74c3c;
}

.stat-label {
    font-size: 0.9rem;
    color: #7f8c8d;
}

/* 客户评价 */
.reviews {
    padding: 80px 0;
    background: #f8f9fa;
    color: #333;
}

.reviews .section-title {
    color: #2c3e50;
    font-weight: bold;
}

.reviews .section-subtitle {
    color: #7f8c8d;
    font-size: 1.1rem;
    margin-bottom: 50px;
}

.reviews-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.review-card {
    background: white;
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    display: none;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid #e9ecef;
    position: relative;
    overflow: hidden;
}

.review-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #e74c3c, #f39c12);
}

.review-card.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

.stars {
    margin-bottom: 20px;
}

.stars i {
    color: #ffd700;
    font-size: 1.3rem;
    margin: 0 3px;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.review-text {
    font-size: 1.2rem;
    line-height: 1.7;
    margin-bottom: 30px;
    font-style: italic;
    color: #2c3e50;
    position: relative;
}

.review-text::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: -15px;
    font-size: 3rem;
    color: #e74c3c;
    opacity: 0.3;
    font-family: serif;
}

.review-text::after {
    content: '"';
    position: absolute;
    bottom: -20px;
    right: -15px;
    font-size: 3rem;
    color: #e74c3c;
    opacity: 0.3;
    font-family: serif;
}

.reviewer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.reviewer-avatar {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.reviewer-info h4 {
    margin: 0;
    font-size: 1.2rem;
    color: #2c3e50;
    font-weight: bold;
}

.reviewer-info span {
    color: #7f8c8d;
    font-size: 0.95rem;
}

.slider-controls {
    text-align: center;
    margin-top: 30px;
}

.prev-btn, .next-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin: 0 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.prev-btn:hover, .next-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

/* 常见问题 */
.faq {
    padding: 80px 0;
    background: #f8f9fa;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: 10px;
    margin-bottom: 20px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.faq-question {
    padding: 25px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: #f8f9fa;
}

.faq-question h3 {
    margin: 0;
    color: #2c3e50;
}

.faq-question i {
    transition: transform 0.3s ease;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 25px 25px;
    color: #7f8c8d;
    line-height: 1.6;
}

/* 联系我们 */
.contact {
    padding: 80px 0;
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 25px;
    background: #f8f9fa;
    border-radius: 15px;
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

.contact-item:hover {
    background: #e9ecef;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-item:hover .contact-icon {
    transform: scale(1.1);
}

.contact-details h3 {
    margin: 0 0 5px 0;
    color: #2c3e50;
}

.contact-item:hover .contact-details h3,
.contact-item:hover .contact-details p {
    color: #e74c3c;
}

.contact-details p {
    margin: 0 0 5px 0;
    font-weight: bold;
    color: #2c3e50;
}

.contact-details span {
    color: #7f8c8d;
    font-size: 0.9rem;
}

.contact-form {
    background: #f8f9fa;
    padding: 40px;
    border-radius: 20px;
}

.contact-form h3 {
    margin-bottom: 30px;
    color: #2c3e50;
    font-size: 1.5rem;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e9ecef;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #e74c3c;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form .btn-primary {
    width: 100%;
    padding: 15px;
    font-size: 1.1rem;
    border: none;
    cursor: pointer;
}

/* 页脚 */
.footer {
    background: #2c3e50;
    color: white;
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 30px;
}

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

.footer-logo i {
    margin-right: 10px;
    color: #e74c3c;
}

.footer-info p {
    color: #bdc3c7;
    line-height: 1.6;
}

.footer-links h4,
.footer-platforms h4,
.footer-contact h4 {
    margin-bottom: 15px;
    color: #ecf0f1;
}

.footer-links ul,
.footer-platforms ul {
    list-style: none;
}

.footer-links li,
.footer-platforms li {
    margin-bottom: 8px;
}

.footer-links a,
.footer-platforms a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover,
.footer-platforms a:hover {
    color: #e74c3c;
}

.footer-contact p {
    margin-bottom: 10px;
    color: #bdc3c7;
}

.footer-contact i {
    margin-right: 10px;
    color: #e74c3c;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #34495e;
    color: #bdc3c7;
}

.footer-links-bottom {
    margin-top: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.footer-links-bottom a {
    color: #bdc3c7;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links-bottom a:hover {
    color: #e74c3c;
}

.footer-links-bottom span {
    color: #7f8c8d;
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(-50px);
    }
    50% {
        transform: translateY(-70px);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
    }

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

    .nav-menu li {
        margin: 15px 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 {
        flex-direction: column;
        text-align: center;
        padding: 100px 20px 50px;
    }

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

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

    .hero-features {
        flex-direction: column;
        align-items: center;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .hero-image {
        position: static;
        transform: none;
        font-size: 4rem;
    }

    .platforms-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

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

    .process-steps {
        grid-template-columns: 1fr;
    }

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

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

    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }

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

    .process {
        padding: 30px 20px;
    }

    .reviews-slider {
        padding: 0 20px;
    }
} 

/* 浮动图标移动端适配 */
@media (max-width: 768px) {
    .floating-icon {
        opacity: 0.1;
    }
    
    .floating-icon img,
    .floating-icon i {
        width: 30px;
        height: 30px;
        font-size: 30px;
    }
    
    /* 移动端位置调整 */
    .icon-1 {
        top: 20%;
        left: 5%;
    }
    
    .icon-2 {
        top: 30%;
        right: 5%;
    }
    
    .icon-3 {
        top: 65%;
        left: 3%;
    }
    
    .icon-4 {
        top: 50%;
        right: 10%;
    }
    
    .icon-5 {
        top: 75%;
        right: 20%;
    }
    
    .icon-6 {
        top: 40%;
        left: 10%;
    }
    
    .icon-7 {
        top: 85%;
        left: 15%;
    }
    
    .icon-8 {
        top: 25%;
        left: 25%;
    }
}

/* 平台规则页面样式 */
.rules-header {
    padding: 120px 0 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
}

.rules-header h1 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    font-weight: bold;
}

.rules-header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

.rules-filter {
    padding: 40px 0;
    background: white;
    border-bottom: 1px solid #e9ecef;
}

.filter-tabs {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.filter-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: 2px solid #e9ecef;
    border-radius: 25px;
    background: white;
    color: #666;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn:hover {
    border-color: #007AFF;
    color: #007AFF;
}

.filter-btn.active {
    background: #007AFF;
    border-color: #007AFF;
    color: white;
}

.filter-btn i {
    font-size: 16px;
}

.rules-content {
    padding: 60px 0;
    background: #f8f9fa;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.article-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

/* 文章列表页面的图片样式 */
.article-image {
    position: relative;
    overflow: hidden;
    border-radius: 12px 12px 0 0;
}

.article-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
    display: block;
}

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

.article-category {
    position: absolute;
    top: 15px;
    left: 15px;
    background: rgba(0, 122, 255, 0.9);
    color: white;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
    max-width: calc(100% - 30px);
    overflow: hidden;
    text-overflow: ellipsis;
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 8px rgba(0, 122, 255, 0.3);
}

/* 不同平台标签的颜色 */
.article-card[data-category="xiaohongshu"] .article-category {
    background: rgba(255, 59, 92, 0.9);
    box-shadow: 0 2px 8px rgba(255, 59, 92, 0.3);
}

.article-card[data-category="douyin"] .article-category {
    background: rgba(0, 0, 0, 0.9);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.article-card[data-category="kuaishou"] .article-category {
    background: rgba(255, 102, 0, 0.9);
    box-shadow: 0 2px 8px rgba(255, 102, 0, 0.3);
}

.article-card[data-category="shipin"] .article-category {
    background: rgba(7, 193, 96, 0.9);
    box-shadow: 0 2px 8px rgba(7, 193, 96, 0.3);
}

.article-card[data-category="duanshipin"] .article-category {
    background: rgba(230, 22, 45, 0.9);
    box-shadow: 0 2px 8px rgba(230, 22, 45, 0.3);
}

.article-content {
    padding: 25px;
}

.article-content h3 {
    margin-bottom: 15px;
    font-size: 1.2rem;
    line-height: 1.4;
}

.article-content h3 a {
    color: #1a1a1a;
    text-decoration: none;
    transition: color 0.3s ease;
}

.article-content h3 a:hover {
    color: #007AFF;
}

.article-excerpt {
    color: #666;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-meta {
    display: flex;
    gap: 20px;
    color: #999;
    font-size: 13px;
}

.article-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 40px;
}

.page-btn {
    padding: 10px 15px;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    background: white;
    color: #666;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
}

.page-btn:hover:not(:disabled) {
    background: #007AFF;
    color: white;
    border-color: #007AFF;
}

.page-btn.active {
    background: #007AFF;
    color: white;
    border-color: #007AFF;
}

.page-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.page-numbers {
    display: flex;
    gap: 5px;
    align-items: center;
}

.page-dots {
    padding: 0 10px;
    color: #999;
}

/* 文章详情页样式 */
.breadcrumb {
    padding: 100px 0 20px;
    background: #f8f9fa;
    border-bottom: 1px solid #e9ecef;
}

.breadcrumb a {
    color: #007AFF;
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb .separator {
    margin: 0 10px;
    color: #999;
}

.breadcrumb .current {
    color: #666;
}

.article-detail {
    padding: 40px 0;
    background: white;
}

.article-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 40px;
    align-items: start;
}

.article-main {
    background: white;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.article-header {
    margin-bottom: 30px;
}

.article-category-badge {
    display: inline-block;
    background: #007AFF;
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 20px;
}

.article-title {
    font-size: 2.2rem;
    font-weight: bold;
    color: #1a1a1a;
    line-height: 1.3;
    margin-bottom: 20px;
}

/* 文章详情页的 article-meta 样式 */
.article-detail .article-meta {
    display: flex;
    gap: 25px;
    color: #666;
    font-size: 14px;
}

.article-detail .article-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* 文章详情页的 article-content 样式 */
.article-detail .article-content {
    margin-bottom: 40px;
}

/* 文章详情页的 article-image 样式 */
.article-detail .article-image {
    margin-bottom: 30px;
    border-radius: 12px;
    overflow: hidden;
}

.article-detail .article-image img {
    width: 100%;
    height: auto;
    display: block;
}

.content-text {
    font-size: 16px;
    line-height: 1.8;
    color: #333;
}

.content-text h2 {
    font-size: 1.6rem;
    margin: 40px 0 20px;
    color: #1a1a1a;
    font-weight: bold;
}

.content-text h3 {
    font-size: 1.3rem;
    margin: 30px 0 15px;
    color: #1a1a1a;
    font-weight: 600;
}

.content-text p {
    margin-bottom: 20px;
}

.content-text ul, .content-text ol {
    margin: 20px 0;
    padding-left: 25px;
}

.content-text li {
    margin-bottom: 10px;
}

.content-text blockquote {
    background: #f8f9fa;
    border-left: 4px solid #007AFF;
    padding: 20px;
    margin: 30px 0;
    border-radius: 8px;
}

.cta-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 30px;
    border-radius: 16px;
    text-align: center;
    margin: 40px 0;
}

.cta-section h3 {
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.cta-section p {
    margin-bottom: 20px;
    opacity: 0.9;
}

.article-actions {
    display: flex;
    gap: 15px;
    padding: 30px 0;
    border-top: 1px solid #e9ecef;
    border-bottom: 1px solid #e9ecef;
    margin-bottom: 30px;
}

.action-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    border: 2px solid #e9ecef;
    border-radius: 25px;
    background: white;
    color: #666;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
}

.action-btn:hover {
    border-color: #007AFF;
    color: #007AFF;
}

.action-btn.active {
    background: #007AFF;
    border-color: #007AFF;
    color: white;
}

.article-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.tag {
    background: #f8f9fa;
    color: #666;
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 12px;
    border: 1px solid #e9ecef;
}

.article-sidebar {
    position: sticky;
    top: 100px;
}

.sidebar-section {
    background: white;
    border-radius: 16px;
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.sidebar-section h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: #1a1a1a;
    font-weight: bold;
}

.toc {
    list-style: none;
    padding: 0;
}

.toc li {
    margin-bottom: 10px;
}

.toc a {
    color: #666;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.toc a:hover {
    color: #007AFF;
}

.related-articles {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.related-item {
    display: flex;
    gap: 15px;
    padding-bottom: 20px;
    border-bottom: 1px solid #f0f0f0;
}

.related-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.related-item img {
    width: 80px;
    height: 60px;
    object-fit: cover;
    border-radius: 8px;
}

.related-content h4 {
    margin: 0 0 8px 0;
    font-size: 14px;
    line-height: 1.4;
}

.related-content h4 a {
    color: #333;
    text-decoration: none;
    transition: color 0.3s ease;
}

.related-content h4 a:hover {
    color: #007AFF;
}

.related-meta {
    color: #999;
    font-size: 12px;
}

.contact-widget {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
    color: white !important;
    border: none !important;
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.3) !important;
}

.contact-widget h3 {
    color: white !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2) !important;
}

.contact-widget p {
    opacity: 0.9;
    margin-bottom: 20px;
    color: white !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1) !important;
}

.contact-info {
    margin-bottom: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    font-size: 14px;
    color: white !important;
}

.contact-item i {
    font-size: 20px;
    opacity: 0.9;
    color: #667eea !important;
    text-shadow: none !important;
}

/* 确保图标在联系方式框内显示为深色 */
.contact-widget .contact-item i {
    color: #667eea !important;
    text-shadow: none !important;
}

.contact-text {
    color: #2c3e50 !important;
    font-weight: 600 !important;
    font-size: 14px !important;
    background: rgba(255, 255, 255, 0.95) !important;
    padding: 8px 14px !important;
    border-radius: 20px !important;
    border: none !important;
    backdrop-filter: blur(10px) !important;
    text-shadow: none !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
    letter-spacing: 0.3px !important;
    transition: all 0.3s ease !important;
}

.contact-text:hover {
    background: rgba(255, 255, 255, 1) !important;
    transform: translateY(-1px) !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
}

/* 联系方式链接样式 */
.contact-text a {
    text-decoration: none !important;
    color: inherit !important;
}

.contact-text a:visited {
    color: inherit !important;
}

.contact-text a:hover {
    text-decoration: none !important;
    color: inherit !important;
}

.contact-text a:active {
    color: inherit !important;
}

/* 确保联系方式文字在所有情况下都清晰可见 */
.contact-widget .contact-item .contact-text {
    color: #2c3e50 !important;
    background: rgba(255, 255, 255, 0.95) !important;
    border: none !important;
    font-weight: 600 !important;
}

.contact-widget .contact-item span {
    color: #ffffff !important;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3) !important;
}

/* 评论区样式 */
.comments-section {
    padding: 60px 0;
    background: #f8f9fa;
}

.comments-section h3 {
    font-size: 1.5rem;
    margin-bottom: 30px;
    color: #1a1a1a;
}

.comment-form {
    display: flex;
    gap: 15px;
    margin-bottom: 40px;
    background: white;
    padding: 25px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.user-avatar, .comment-avatar {
    width: 50px;
    height: 50px;
    background: #e9ecef;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #666;
    font-size: 20px;
    flex-shrink: 0;
}

.comment-input {
    flex: 1;
}

.comment-input textarea {
    width: 100%;
    border: 2px solid #e9ecef;
    border-radius: 12px;
    padding: 15px;
    font-size: 14px;
    resize: vertical;
    margin-bottom: 15px;
    transition: border-color 0.3s ease;
}

.comment-input textarea:focus {
    outline: none;
    border-color: #007AFF;
}

.comment-actions {
    display: flex;
    justify-content: flex-end;
}

.comments-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.comment-item {
    display: flex;
    gap: 15px;
    background: white;
    padding: 25px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.comment-content {
    flex: 1;
}

.comment-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 10px;
}

.comment-author {
    font-weight: bold;
    color: #1a1a1a;
    font-size: 14px;
}

.comment-time {
    color: #999;
    font-size: 12px;
}

.comment-text {
    color: #333;
    line-height: 1.6;
    margin-bottom: 15px;
    font-size: 14px;
}

.comment-actions {
    display: flex;
    gap: 20px;
}

.comment-like, .comment-reply {
    display: flex;
    align-items: center;
    gap: 5px;
    background: none;
    border: none;
    color: #666;
    cursor: pointer;
    font-size: 12px;
    transition: color 0.3s ease;
}

.comment-like:hover, .comment-reply:hover {
    color: #007AFF;
}

.comment-like.active {
    color: #007AFF;
}

.reply-item {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #f0f0f0;
    display: flex;
    gap: 15px;
}

.reply-item .comment-avatar {
    width: 40px;
    height: 40px;
    font-size: 16px;
}

.load-more-comments {
    text-align: center;
    margin-top: 40px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .rules-header h1 {
        font-size: 2rem;
    }
    
    .filter-tabs {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 10px;
    }
    
    .filter-btn {
        flex-shrink: 0;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    /* 移动端标签优化 */
    .article-category {
        top: 10px;
        left: 10px;
        padding: 4px 10px;
        font-size: 11px;
        max-width: calc(100% - 20px);
    }
    
    .article-layout {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .article-main {
        padding: 25px;
    }
    
    .article-title {
        font-size: 1.8rem;
    }
    
    .article-meta {
        flex-wrap: wrap;
        gap: 15px;
    }
    
    .article-actions {
        flex-wrap: wrap;
    }
    
    .comment-form {
        flex-direction: column;
        gap: 20px;
    }
    
    .comment-item {
        flex-direction: column;
        gap: 15px;
    }
    
    .pagination {
        flex-wrap: wrap;
        gap: 5px;
    }
    
    .page-btn {
        padding: 8px 12px;
        font-size: 12px;
    }
} 

/* 通用部分标题 */
.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 15px;
    color: #2c3e50;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: #e74c3c;
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    color: #7f8c8d;
    font-size: 1.1rem;
    margin-bottom: 50px;
}

/* 服务介绍 */
.about {
    padding: 80px 0;
    background: #f8f9fa;
}

/* 平台卡片网格 */
.platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.platform-card {
    background: white;
    border-radius: 16px;
    padding: 32px;
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
    position: relative;
}

.platform-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: #007AFF;
}

.platform-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    position: relative;
}

.platform-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border-radius: 12px;
    font-size: 20px;
}

.platform-icon img {
    width: 48px;
    height: 48px;
    object-fit: contain;
}

.platform-icon i {
    color: #666;
    font-size: 48px;
}

.platform-icon i.fab.fa-tiktok {
    color: #000;
}

.platform-icon i.fas.fa-video {
    color: #007AFF;
}

.platform-icon i.fab.fa-weixin {
    color: #07C160;
}

.platform-icon i.fab.fa-weibo {
    color: #E6162D;
}

.platform-icon i.fas.fa-play-circle {
    color: #FB7299;
}

.platform-header h3 {
    font-size: 1.25rem;
    color: #1a1a1a;
    margin: 0;
    flex: 1;
    font-weight: 600;
}

.platform-badge {
    background: #007AFF;
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.platform-services {
    margin-bottom: 24px;
}

.service-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    padding: 12px 0;
    transition: all 0.3s ease;
}

.service-item:hover {
    transform: translateX(4px);
}

.service-item i {
    color: #007AFF;
    font-size: 16px;
    width: 16px;
    text-align: center;
}

.service-item span {
    color: #1a1a1a;
    font-weight: 500;
    font-size: 14px;
}

.platform-guarantee {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0;
    background: transparent;
    color: #666;
    border-radius: 0;
    font-weight: 500;
    text-align: left;
    justify-content: flex-start;
    font-size: 14px;
    border: none;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid #f0f0f0;
}

.platform-guarantee i {
    font-size: 16px;
    color: #28a745;
}

/* 服务特色 */
.service-features {
    margin-bottom: 60px;
}

.service-features h3 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 40px;
    color: #2c3e50;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    text-align: center;
    padding: 30px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.feature-card h4 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #2c3e50;
}

.feature-card p {
    color: #7f8c8d;
    line-height: 1.6;
}

/* 服务流程 */
.process {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.process h3 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 40px;
    color: #2c3e50;
}

.process-steps {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

/* 流程连接线 */
.process-steps::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 12%;
    right: 12%;
    height: 2px;
    background: linear-gradient(90deg, #e74c3c, #f39c12, #e74c3c, #f39c12);
    z-index: 1;
}

.step {
    text-align: center;
    position: relative;
    flex: 1;
    max-width: 220px;
    z-index: 2;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #e74c3c, #f39c12);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 20px;
    position: relative;
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
    border: 4px solid white;
}

/* 步骤之间的箭头 */
.step:not(:last-child)::after {
    content: '→';
    position: absolute;
    top: 25px;
    right: -25px;
    font-size: 1.5rem;
    color: #e74c3c;
    font-weight: bold;
    z-index: 3;
    animation: pulse 2s infinite;
}

.step h4 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: #2c3e50;
    font-weight: bold;
}

.step p {
    color: #7f8c8d;
    font-size: 0.95rem;
    line-height: 1.5;
}

/* 箭头动画 */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.8;
    }
    50% {
        transform: scale(1.2);
        opacity: 1;
    }
} 

/* 全宽度布局样式 */
.article-layout-full {
    display: block;
    width: 100%;
}

.article-main-full {
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    padding: 40px;
}

.article-main-full .article-header {
    padding-bottom: 30px;
    border-bottom: 1px solid #eee;
    margin-bottom: 30px;
}

.article-main-full .article-content {
    padding: 0;
}

.article-main-full .cta-section {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid #eee;
}

@media (max-width: 768px) {
    .article-main-full {
        margin: 0 10px;
        border-radius: 8px;
        padding: 20px;
    }
    
    .article-main-full .article-header {
        padding-bottom: 20px;
        margin-bottom: 20px;
    }
    
    .article-main-full .cta-section {
        margin-top: 30px;
        padding-top: 20px;
    }
}