/* 8. style.css - 样式文件 */

/* ===================================
   基础变量与重置
   =================================== */
:root {
    --yang-primary: #FF4081;
    --yang-primary-dark: #E91E63;
    --yang-primary-light: #FFF0F5;
    --yang-secondary: #AD1457;
    --yang-accent: #F8BBD9;
    --yang-text: #333333;
    --yang-text-light: #666666;
    --yang-text-muted: #999999;
    --yang-white: #FFFFFF;
    --yang-bg-light: #FDF2F8;
    --yang-bg-gray: #F5F5F5;
    --yang-border: #E0E0E0;
    --yang-gradient: linear-gradient(135deg, #FF4081 0%, #E91E63 100%);
    --yang-shadow: 0 4px 20px rgba(255, 64, 129, 0.15);
    --yang-shadow-lg: 0 10px 40px rgba(255, 64, 129, 0.2);
    --yang-transition: all 0.3s ease;
    --yang-border-radius: 12px;
    --yang-border-radius-lg: 20px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--yang-text);
    line-height: 1.6;
    background-color: var(--yang-white);
    overflow-x: hidden;
}

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

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

/* ===================================
   顶部信息栏
   =================================== */
.yang-topbar {
    background: linear-gradient(90deg, var(--yang-primary-dark) 0%, var(--yang-primary) 100%);
    color: var(--yang-white);
    padding: 8px 0;
    font-size: 13px;
}

.yang-topbar-left span,
.yang-topbar-right a,
.yang-topbar-right span {
    margin-right: 20px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.yang-topbar-right {
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.yang-top-link {
    color: rgba(255,255,255,0.9);
}

.yang-top-link:hover {
    color: var(--yang-white);
    text-decoration: underline;
}

.yang-weixin-tip {
    cursor: pointer;
    background: rgba(255,255,255,0.2);
    padding: 2px 10px;
    border-radius: 20px;
}

/* ===================================
   导航栏
   =================================== */
.yang-header {
    background: var(--yang-white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    z-index: 1030;
}

.yang-navbar {
    padding: 15px 0;
}

.yang-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.yang-brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.yang-brand-name {
    font-size: 20px;
    font-weight: 700;
    color: var(--yang-primary);
    letter-spacing: 1px;
}

.yang-brand-slogan {
    font-size: 12px;
    color: var(--yang-text-muted);
}

.yang-nav .nav-link {
    color: var(--yang-text);
    font-weight: 500;
    padding: 10px 18px !important;
    position: relative;
    margin: 0 2px;
}

.yang-nav .nav-link:hover,
.yang-nav .nav-item.active .nav-link {
    color: var(--yang-primary);
}

.yang-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--yang-gradient);
    transition: var(--yang-transition);
    transform: translateX(-50%);
}

.yang-nav .nav-link:hover::after,
.yang-nav .nav-item.active .nav-link::after {
    width: 70%;
}

.yang-nav-cta .nav-link {
    background: var(--yang-gradient);
    color: var(--yang-white) !important;
    border-radius: 25px;
    padding: 10px 25px !important;
    box-shadow: var(--yang-shadow);
}

.yang-nav-cta .nav-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--yang-shadow-lg);
}

.yang-nav-cta .nav-link::after {
    display: none;
}

.yang-toggler {
    border: 2px solid var(--yang-primary);
    border-radius: 8px;
    padding: 8px;
}

/* ===================================
   按钮样式
   =================================== */
.btn-pink {
    background: var(--yang-primary);
    color: var(--yang-white);
    border: none;
    padding: 10px 25px;
    border-radius: 25px;
    font-weight: 500;
    transition: var(--yang-transition);
}

.btn-pink:hover {
    background: var(--yang-primary-dark);
    color: var(--yang-white);
    transform: translateY(-2px);
    box-shadow: var(--yang-shadow);
}

.btn-pink-gradient {
    background: var(--yang-gradient);
    color: var(--yang-white);
    border: none;
    border-radius: 25px;
    font-weight: 600;
    padding: 12px 30px;
    position: relative;
    overflow: hidden;
    transition: var(--yang-transition);
    box-shadow: var(--yang-shadow);
}

.btn-pink-gradient:hover {
    color: var(--yang-white);
    transform: translateY(-3px);
    box-shadow: var(--yang-shadow-lg);
}

.btn-outline-pink {
    color: var(--yang-primary);
    border: 2px solid var(--yang-primary);
    background: transparent;
    border-radius: 25px;
    padding: 10px 25px;
    font-weight: 500;
    transition: var(--yang-transition);
}

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

.btn-outline-light {
    border: 2px solid var(--yang-white);
    color: var(--yang-white);
    border-radius: 25px;
    padding: 12px 30px;
    font-weight: 600;
}

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

.alert-pink-light {
    background-color: var(--yang-primary-light);
    border-left: 4px solid var(--yang-primary);
    color: var(--yang-secondary);
}

/* ===================================
   通用区域标题
   =================================== */
.yang-section-header {
    margin-bottom: 50px;
}

.yang-section-subtitle {
    display: inline-block;
    color: var(--yang-primary);
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 10px;
    position: relative;
    padding-left: 30px;
}

.yang-section-subtitle::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 2px;
    background: var(--yang-primary);
}

.yang-section-subtitle.light {
    color: var(--yang-white);
}

.yang-section-subtitle.light::before {
    background: var(--yang-white);
}

.yang-section-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--yang-text);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.yang-section-title.light {
    color: var(--yang-white);
}

.yang-section-desc {
    color: var(--yang-text-light);
    font-size: 16px;
    max-width: 600px;
    margin: 0 auto;
}

.yang-section-desc.light {
    color: rgba(255,255,255,0.8);
}

.yang-title-decoration {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 15px;
    gap: 10px;
}

.yang-title-decoration span {
    width: 50px;
    height: 1px;
    background: var(--yang-primary);
}

.yang-title-decoration i {
    color: var(--yang-primary);
    font-size: 20px;
}

.yang-title-decoration.light span {
    background: rgba(255,255,255,0.5);
}

.yang-title-decoration.light i {
    color: var(--yang-white);
}

/* ===================================
   轮播图模块
   =================================== */
.yang-hero-slider {
    position: relative;
    overflow: hidden;
}

.yang-carousel-inner {
    max-height: 700px;
}

.yang-slide-bg {
    height: 700px;
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
}

.yang-slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.3) 100%);
}

.yang-slide-content {
    position: relative;
    z-index: 2;
    color: var(--yang-white);
}

.yang-slide-subtitle {
    display: inline-block;
    background: var(--yang-primary);
    color: var(--yang-white);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 14px;
    margin-bottom: 20px;
    animation-delay: 0.1s;
}

.yang-slide-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    animation-delay: 0.2s;
}

.yang-slide-desc {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
    animation-delay: 0.3s;
}

.yang-slide-btns {
    animation-delay: 0.4s;
}

.yang-slide-features {
    display: flex;
    gap: 20px;
    animation-delay: 0.5s;
}

.yang-feature-tag {
    background: rgba(255,255,255,0.2);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    backdrop-filter: blur(10px);
}

.yang-feature-tag i {
    color: var(--yang-accent);
    margin-right: 5px;
}

.yang-slide-card {
    background: rgba(255,255,255,0.95);
    border-radius: var(--yang-border-radius-lg);
    padding: 30px;
    color: var(--yang-text);
    box-shadow: var(--yang-shadow-lg);
    backdrop-filter: blur(20px);
}

.yang-card-visual {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 2px dashed var(--yang-border);
}

.yang-card-icon {
    width: 60px;
    height: 60px;
    background: var(--yang-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--yang-white);
    font-size: 28px;
}

.yang-card-info span {
    display: block;
    color: var(--yang-text-light);
    font-size: 14px;
    margin-bottom: 5px;
}

.yang-card-info strong {
    display: block;
    color: var(--yang-primary);
    font-size: 28px;
    font-weight: 700;
}

.yang-carousel-dots {
    bottom: 30px;
}

.yang-carousel-dots button {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    border: none;
    margin: 0 5px;
}

.yang-carousel-dots button.active {
    background: var(--yang-primary);
    width: 30px;
    border-radius: 6px;
}

.yang-control {
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
    opacity: 1;
}

/* ===================================
   统计数据模块
   =================================== */
.yang-stats-section {
    padding: 60px 0;
    background: var(--yang-bg-light);
}

.yang-stats-row {
    background: var(--yang-white);
    border-radius: var(--yang-border-radius-lg);
    padding: 40px;
    box-shadow: var(--yang-shadow);
    margin-top: -50px;
    position: relative;
    z-index: 10;
}

.yang-stat-item {
    text-align: center;
    padding: 20px;
}

.yang-stat-icon {
    width: 70px;
    height: 70px;
    background: var(--yang-primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    color: var(--yang-primary);
    font-size: 32px;
}

.yang-stat-number {
    font-size: 36px;
    font-weight: 700;
    color: var(--yang-primary);
    margin-bottom: 5px;
}

.yang-stat-label {
    color: var(--yang-text-light);
    font-size: 14px;
}

/* ===================================
   服务优势模块
   =================================== */
.yang-services-section {
    padding: 80px 0;
    background: var(--yang-white);
}

.yang-service-card {
    background: var(--yang-white);
    border-radius: var(--yang-border-radius-lg);
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 5px 30px rgba(0,0,0,0.05);
    transition: var(--yang-transition);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--yang-border);
    height: 100%;
}

.yang-service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--yang-shadow-lg);
    border-color: var(--yang-primary-light);
}

.yang-service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--yang-gradient);
    transform: scaleX(0);
    transition: var(--yang-transition);
}

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

.yang-service-icon {
    margin-bottom: 25px;
}

.yang-icon-bg {
    width: 80px;
    height: 80px;
    background: var(--yang-gradient);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: var(--yang-white);
    font-size: 36px;
    transform: rotate(0deg);
    transition: var(--yang-transition);
}

.yang-service-card:hover .yang-icon-bg {
    transform: rotate(360deg);
    border-radius: 50%;
}

.yang-service-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--yang-text);
}

.yang-service-desc {
    color: var(--yang-text-light);
    font-size: 15px;
    margin-bottom: 20px;
    line-height: 1.7;
}

.yang-service-list {
    list-style: none;
    text-align: left;
    margin-bottom: 20px;
}

.yang-service-list li {
    padding: 5px 0;
    color: var(--yang-text-light);
    font-size: 14px;
}

.yang-service-list li i {
    color: var(--yang-primary);
    margin-right: 8px;
}

.yang-service-link {
    color: var(--yang-primary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.yang-service-link:hover {
    gap: 10px;
}

/* ===================================
   业务流程模块
   =================================== */
.yang-process-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--yang-primary-dark) 0%, var(--yang-primary) 100%);
    position: relative;
    overflow: hidden;
}

.yang-process-bg {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.3;
}

.yang-process-row {
    position: relative;
    z-index: 2;
}

.yang-process-item {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: var(--yang-border-radius-lg);
    padding: 40px 30px;
    text-align: center;
    color: var(--yang-white);
    position: relative;
    height: 100%;
    transition: var(--yang-transition);
}

.yang-process-item:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-5px);
}

.yang-process-number {
    font-size: 48px;
    font-weight: 700;
    opacity: 0.3;
    position: absolute;
    top: 10px;
    left: 20px;
}

.yang-process-icon {
    width: 70px;
    height: 70px;
    background: var(--yang-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--yang-primary);
    font-size: 32px;
}

.yang-process-title {
    font-size: 22px;
    margin-bottom: 15px;
    font-weight: 600;
}

.yang-process-desc {
    font-size: 15px;
    opacity: 0.9;
    line-height: 1.7;
}

.yang-process-arrow {
    position: absolute;
    right: -30px;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255,255,255,0.5);
    font-size: 24px;
}

/* ===================================
   解决方案模块
   =================================== */
.yang-solutions-section {
    padding: 100px 0;
    background: var(--yang-bg-light);
}

.yang-solution-image {
    position: relative;
    padding: 20px;
}

.yang-img-main img {
    border-radius: var(--yang-border-radius-lg);
    box-shadow: var(--yang-shadow-lg);
}

.yang-img-float {
    position: absolute;
    background: var(--yang-white);
    padding: 15px 20px;
    border-radius: 12px;
    box-shadow: var(--yang-shadow);
    animation: float 3s ease-in-out infinite;
}

.yang-float-1 {
    top: 30px;
    right: 0;
    animation-delay: 0s;
}

.yang-float-2 {
    bottom: 50px;
    left: 0;
    animation-delay: 1.5s;
}

.yang-float-card {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    color: var(--yang-text);
}

.yang-solution-subtitle {
    color: var(--yang-primary);
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
    display: block;
}

.yang-solution-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--yang-text);
}

.yang-solution-desc {
    color: var(--yang-text-light);
    margin-bottom: 30px;
    font-size: 16px;
    line-height: 1.8;
}

.yang-solution-tabs {
    margin-top: 30px;
}

.yang-solution-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    background: var(--yang-white);
    border-radius: var(--yang-border-radius);
    margin-bottom: 15px;
    cursor: pointer;
    transition: var(--yang-transition);
    border-left: 3px solid transparent;
}

.yang-solution-item:hover,
.yang-solution-item.active {
    border-left-color: var(--yang-primary);
    box-shadow: var(--yang-shadow);
    transform: translateX(10px);
}

.yang-solution-icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background: var(--yang-primary-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--yang-primary);
    font-size: 24px;
}

.yang-solution-info h4 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--yang-text);
}

.yang-solution-info p {
    font-size: 14px;
    color: var(--yang-text-light);
    margin: 0;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* ===================================
   城市站点模块
   =================================== */
.yang-cities-section {
    padding: 80px 0;
    background: var(--yang-white);
}

.yang-cities-container {
    position: relative;
}

.yang-cities-map {
    position: absolute;
    top: 0;
    right: 0;
    opacity: 0.05;
    font-size: 300px;
    color: var(--yang-primary);
    z-index: 0;
}

.yang-cities-grid {
    position: relative;
    z-index: 1;
}

.yang-city-category {
    margin-bottom: 30px;
}

.yang-city-cat-title {
    font-size: 18px;
    color: var(--yang-text);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.yang-city-cat-title i {
    color: var(--yang-primary);
}

.yang-cities-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.yang-city-item {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 8px 16px;
    background: var(--yang-bg-light);
    border-radius: 20px;
    font-size: 14px;
    color: var(--yang-text);
    transition: var(--yang-transition);
    border: 1px solid transparent;
}

.yang-city-item:hover {
    background: var(--yang-primary);
    color: var(--yang-white);
    transform: translateY(-2px);
    box-shadow: var(--yang-shadow);
}

.yang-city-item.active {
    background: var(--yang-primary);
    color: var(--yang-white);
}

.yang-city-tag {
    font-size: 10px;
    background: var(--yang-primary);
    color: var(--yang-white);
    padding: 2px 6px;
    border-radius: 10px;
    font-weight: 600;
}

.yang-city-item:hover .yang-city-tag,
.yang-city-item.active .yang-city-tag {
    background: var(--yang-white);
    color: var(--yang-primary);
}

.yang-cities-more {
    margin-top: 30px;
}

/* ===================================
   新闻资讯模块
   =================================== */
.yang-news-section {
    padding: 80px 0;
    background: var(--yang-bg-light);
}

.yang-news-featured {
    position: relative;
    border-radius: var(--yang-border-radius-lg);
    overflow: hidden;
    box-shadow: var(--yang-shadow);
    background: var(--yang-white);
}

.yang-news-img {
    position: relative;
    height: 300px;
    overflow: hidden;
}

.yang-news-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.yang-news-featured:hover .yang-news-img img {
    transform: scale(1.1);
}

.yang-news-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.7) 100%);
}

.yang-news-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    background: var(--yang-gradient);
    color: var(--yang-white);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.yang-news-content {
    padding: 30px;
}

.yang-news-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 15px;
    font-size: 14px;
    color: var(--yang-text-light);
}

.yang-news-cat {
    color: var(--yang-primary);
    font-weight: 600;
}

.yang-news-title a {
    color: var(--yang-text);
    font-size: 24px;
    font-weight: 700;
    line-height: 1.4;
    display: block;
    margin-bottom: 15px;
}

.yang-news-title a:hover {
    color: var(--yang-primary);
}

.yang-news-excerpt {
    color: var(--yang-text-light);
    margin-bottom: 20px;
    line-height: 1.7;
}

.yang-news-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    background: var(--yang-white);
    border-radius: var(--yang-border-radius);
    margin-bottom: 15px;
    transition: var(--yang-transition);
}

.yang-news-item:hover {
    box-shadow: var(--yang-shadow);
    transform: translateX(5px);
}

.yang-news-thumb {
    width: 120px;
    height: 90px;
    min-width: 120px;
    border-radius: 8px;
    overflow: hidden;
}

.yang-news-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.yang-news-body {
    flex: 1;
}

.yang-news-meta-small {
    display: flex;
    gap: 15px;
    font-size: 12px;
    color: var(--yang-text-muted);
    margin-bottom: 8px;
}

.yang-news-title-small a {
    color: var(--yang-text);
    font-size: 16px;
    font-weight: 600;
    line-height: 1.4;
    display: block;
    margin-bottom: 8px;
}

.yang-news-title-small a:hover {
    color: var(--yang-primary);
}

.yang-news-desc-small {
    font-size: 14px;
    color: var(--yang-text-light);
    margin: 0;
}

/* ===================================
   FAQ模块
   =================================== */
.yang-faq-section {
    padding: 80px 0;
    background: var(--yang-white);
}

.yang-faq-header {
    padding-right: 30px;
}

.yang-contact-box {
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--yang-gradient);
    padding: 30px;
    border-radius: var(--yang-border-radius-lg);
    color: var(--yang-white);
    margin-top: 30px;
}

.yang-contact-icon {
    width: 60px;
    height: 60px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

.yang-contact-info span {
    display: block;
    opacity: 0.9;
    font-size: 14px;
}

.yang-contact-info strong {
    display: block;
    font-size: 24px;
    margin: 5px 0;
}

.yang-contact-info small {
    opacity: 0.8;
    font-size: 12px;
}

.yang-accordion .accordion-item {
    border: none;
    margin-bottom: 15px;
    border-radius: var(--yang-border-radius);
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    background: var(--yang-white);
}

.yang-accordion .accordion-button {
    padding: 20px 25px;
    font-weight: 600;
    color: var(--yang-text);
    background: var(--yang-white);
    border: none;
    box-shadow: none;
}

.yang-accordion .accordion-button:not(.collapsed) {
    color: var(--yang-primary);
    background: var(--yang-primary-light);
}

.yang-accordion .accordion-button::after {
    background-size: 16px;
}

.yang-accordion .accordion-body {
    padding: 20px 25px;
    color: var(--yang-text-light);
    line-height: 1.8;
    background: var(--yang-white);
}

/* ===================================
   联系表单模块
   =================================== */
.yang-contact-section {
    padding: 100px 0;
    position: relative;
    background: var(--yang-bg-light);
}

.yang-contact-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: var(--yang-gradient);
    z-index: 0;
}

.yang-contact-card {
    position: relative;
    z-index: 1;
    background: var(--yang-white);
    border-radius: var(--yang-border-radius-lg);
    padding: 50px;
    box-shadow: var(--yang-shadow-lg);
}

.yang-contact-form .row {
    margin-bottom: 20px;
}

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

.yang-form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--yang-text);
    font-size: 14px;
}

.yang-form-control {
    border: 2px solid var(--yang-border);
    border-radius: 10px;
    padding: 12px 15px;
    transition: var(--yang-transition);
}

.yang-form-control:focus {
    border-color: var(--yang-primary);
    box-shadow: 0 0 0 3px rgba(255, 64, 129, 0.1);
}

.yang-submit-btn {
    position: relative;
    overflow: hidden;
    padding: 15px 50px;
}

.yang-btn-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: 0.5s;
}

.yang-submit-btn:hover .yang-btn-shine {
    left: 100%;
}

.yang-contact-divider {
    text-align: center;
    margin: 30px 0;
    position: relative;
}

.yang-contact-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 1px;
    background: var(--yang-border);
}

.yang-contact-divider span {
    background: var(--yang-white);
    padding: 0 20px;
    position: relative;
    color: var(--yang-text-muted);
}

/* ===================================
   合作伙伴
   =================================== */
.yang-partners-section {
    padding: 60px 0;
    background: var(--yang-white);
    border-top: 1px solid var(--yang-border);
}

.yang-partners-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 40px;
}

.yang-partner-item {
    opacity: 0.6;
    transition: var(--yang-transition);
}

.yang-partner-item:hover {
    opacity: 1;
}

.yang-partner-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--yang-text-light);
}

.yang-partner-logo i {
    font-size: 40px;
    color: var(--yang-primary);
}

/* ===================================
   页面头部通用
   =================================== */
.yang-page-header {
    padding: 80px 0 60px;
    background: var(--yang-gradient);
    position: relative;
    overflow: hidden;
    color: var(--yang-white);
}

.yang-header-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23ffffff' fill-opacity='0.1' fill-rule='evenodd'/%3E%3C/svg%3E");
}

.yang-breadcrumb-nav .breadcrumb {
    background: transparent;
    padding: 0;
    margin-bottom: 20px;
}

.yang-breadcrumb-nav .breadcrumb-item a {
    color: rgba(255,255,255,0.8);
}

.yang-breadcrumb-nav .breadcrumb-item.active {
    color: var(--yang-white);
}

.yang-breadcrumb-nav .breadcrumb-item + .breadcrumb-item::before {
    color: rgba(255,255,255,0.6);
}

.yang-page-title {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 15px;
}

.yang-page-subtitle {
    font-size: 18px;
    opacity: 0.9;
    max-width: 600px;
}

/* ===================================
   资讯列表页专用
   =================================== */
.yang-news-list-section {
    padding: 60px 0;
    background: var(--yang-bg-light);
}

.yang-news-filter {
    background: var(--yang-white);
    padding: 20px;
    border-radius: var(--yang-border-radius);
    margin-bottom: 30px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.yang-news-card {
    background: var(--yang-white);
    border-radius: var(--yang-border-radius-lg);
    overflow: hidden;
    margin-bottom: 30px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.05);
    transition: var(--yang-transition);
}

.yang-news-card:hover {
    box-shadow: var(--yang-shadow);
}

.yang-news-image {
    position: relative;
    height: 100%;
    min-height: 200px;
    overflow: hidden;
}

.yang-news-image a {
    display: block;
    height: 100%;
}

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

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

.yang-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,64,129,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--yang-transition);
}

.yang-image-overlay i {
    color: var(--yang-white);
    font-size: 40px;
}

.yang-news-card:hover .yang-image-overlay {
    opacity: 1;
}

.yang-news-body {
    padding: 30px;
}

.yang-news-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 15px;
    font-size: 14px;
    color: var(--yang-text-light);
}

.yang-news-category {
    color: var(--yang-primary);
    font-weight: 600;
}

.yang-news-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
}

.yang-news-title a {
    color: var(--yang-text);
}

.yang-news-title a:hover {
    color: var(--yang-primary);
}

.yang-news-excerpt {
    color: var(--yang-text-light);
    line-height: 1.8;
    margin-bottom: 20px;
}

.yang-news-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.yang-news-tags {
    display: flex;
    gap: 8px;
}

.yang-tag {
    background: var(--yang-primary-light);
    color: var(--yang-primary);
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 12px;
}

.yang-read-more {
    color: var(--yang-primary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.yang-pagination-wrapper {
    margin-top: 40px;
    display: flex;
    justify-content: center;
}

/* 侧边栏 */
.yang-sidebar-widget {
    background: var(--yang-white);
    border-radius: var(--yang-border-radius);
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.05);
}

.yang-widget-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--yang-primary-light);
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--yang-text);
}

.yang-widget-title i {
    color: var(--yang-primary);
}

.yang-search-form .input-group {
    border-radius: 25px;
    overflow: hidden;
}

.yang-search-form input {
    border: 2px solid var(--yang-border);
    border-right: none;
    padding: 12px 20px;
}

.yang-search-form input:focus {
    box-shadow: none;
    border-color: var(--yang-primary);
}

.yang-category-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.yang-category-list li {
    border-bottom: 1px solid var(--yang-border);
}

.yang-category-list li:last-child {
    border-bottom: none;
}

.yang-category-list a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    color: var(--yang-text-light);
    transition: var(--yang-transition);
}

.yang-category-list a:hover,
.yang-category-list li.active a {
    color: var(--yang-primary);
    padding-left: 10px;
}

.yang-random-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.yang-random-list li {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--yang-border);
}

.yang-random-list li:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.yang-random-thumb {
    width: 80px;
    height: 60px;
    min-width: 80px;
    border-radius: 8px;
    overflow: hidden;
}

.yang-random-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.yang-random-content h5 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 5px;
    line-height: 1.4;
}

.yang-random-content h5 a {
    color: var(--yang-text);
}

.yang-random-content h5 a:hover {
    color: var(--yang-primary);
}

.yang-random-content span {
    font-size: 12px;
    color: var(--yang-text-muted);
}

.yang-tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.yang-tag-link {
    background: var(--yang-bg-light);
    color: var(--yang-text-light);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    transition: var(--yang-transition);
}

.yang-tag-link:hover {
    background: var(--yang-primary);
    color: var(--yang-white);
}

.yang-contact-widget {
    background: var(--yang-gradient);
    color: var(--yang-white);
    text-align: center;
}

.yang-contact-widget .yang-widget-title {
    color: var(--yang-white);
    border-bottom-color: rgba(255,255,255,0.3);
}

.yang-contact-widget .yang-widget-title i {
    color: var(--yang-white);
}

.yang-widget-contact-content i {
    font-size: 48px;
    margin-bottom: 15px;
    display: block;
}

/* ===================================
   文章详情页
   =================================== */
.yang-detail-section {
    padding: 60px 0;
    background: var(--yang-bg-light);
}

.yang-detail-header {
    padding: 60px 0 40px;
}

.yang-article-card {
    background: var(--yang-white);
    border-radius: var(--yang-border-radius-lg);
    padding: 40px;
    box-shadow: 0 2px 20px rgba(0,0,0,0.05);
}

.yang-article-header {
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 2px solid var(--yang-border);
}

.yang-article-meta-top {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.yang-article-category {
    background: var(--yang-primary);
    color: var(--yang-white);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 14px;
}

.yang-article-date,
.yang-article-views {
    color: var(--yang-text-light);
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.yang-article-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--yang-text);
    line-height: 1.4;
    margin-bottom: 20px;
}

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

.yang-tag-item {
    background: var(--yang-primary-light);
    color: var(--yang-primary);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 13px;
}

.yang-article-cover {
    margin-bottom: 30px;
    border-radius: var(--yang-border-radius);
    overflow: hidden;
}

.yang-article-cover img {
    width: 100%;
    height: auto;
}

/* 文章内容区域样式 */
.content {
    font-size: 16px;
    line-height: 1.8;
    color: var(--yang-text);
}

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

.content h2,
.content h3,
.content h4 {
    color: var(--yang-text);
    margin: 30px 0 15px;
    font-weight: 700;
}

.content h2 {
    font-size: 24px;
    border-left: 4px solid var(--yang-primary);
    padding-left: 15px;
}

.content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--yang-border-radius);
    margin: 20px 0;
}

.yang-article-footer {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--yang-border);
}

.yang-share-box {
    display: flex;
    align-items: center;
    gap: 10px;
}

.yang-share-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--yang-bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--yang-text-light);
    transition: var(--yang-transition);
}

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

.yang-vote-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 25px;
    background: var(--yang-primary-light);
    color: var(--yang-primary);
    border-radius: 25px;
    cursor: pointer;
    transition: var(--yang-transition);
    font-weight: 600;
}

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

.yang-prev-next {
    margin: 30px 0;
}

.yang-prev-article,
.yang-next-article {
    display: block;
    padding: 20px;
    background: var(--yang-white);
    border-radius: var(--yang-border-radius);
    transition: var(--yang-transition);
}

.yang-prev-article:hover,
.yang-next-article:hover {
    box-shadow: var(--yang-shadow);
    transform: translateX({if($i==1)}-5px{else/}5px{/if});
}

.yang-prev-article span,
.yang-next-article span {
    display: block;
    color: var(--yang-primary);
    font-size: 14px;
    margin-bottom: 5px;
}

.yang-prev-article p,
.yang-next-article p {
    margin: 0;
    color: var(--yang-text);
    font-weight: 600;
}

.yang-related-section {
    margin-top: 40px;
}

.yang-related-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.yang-related-title i {
    color: var(--yang-primary);
}

.yang-related-card {
    background: var(--yang-white);
    border-radius: var(--yang-border-radius);
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: var(--yang-transition);
}

.yang-related-card:hover {
    box-shadow: var(--yang-shadow);
}

.yang-related-img {
    height: 150px;
    overflow: hidden;
}

.yang-related-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.yang-related-card h5 {
    padding: 15px;
    margin: 0;
    font-size: 16px;
    font-weight: 600;
}

.yang-related-card h5 a {
    color: var(--yang-text);
}

.yang-related-card span {
    display: block;
    padding: 0 15px 15px;
    color: var(--yang-text-muted);
    font-size: 13px;
}

.yang-comment-form-section {
    margin-top: 50px;
    background: var(--yang-white);
    padding: 30px;
    border-radius: var(--yang-border-radius);
}

.yang-comment-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 25px;
}

.yang-author-widget {
    text-align: center;
}

.yang-author-avatar {
    width: 80px;
    height: 80px;
    background: var(--yang-primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    font-size: 40px;
    color: var(--yang-primary);
}

.yang-hot-list {
    list-style: none;
    padding: 0;
    margin: 0;
    counter-reset: hot-counter;
}

.yang-hot-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--yang-border);
}

.yang-hot-list li:last-child {
    border-bottom: none;
}

.yang-hot-rank {
    width: 24px;
    height: 24px;
    background: var(--yang-bg-light);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    color: var(--yang-text-light);
    flex-shrink: 0;
}

.yang-hot-rank.top {
    background: var(--yang-primary);
    color: var(--yang-white);
}

.yang-hot-list li a {
    color: var(--yang-text);
    font-size: 14px;
    line-height: 1.5;
}

.yang-hot-list li a:hover {
    color: var(--yang-primary);
}

.yang-toc-widget .yang-toc-nav {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.yang-toc-nav a {
    color: var(--yang-text-light);
    font-size: 14px;
    padding: 8px 12px;
    border-radius: 6px;
    transition: var(--yang-transition);
    border-left: 3px solid transparent;
}

.yang-toc-nav a:hover {
    background: var(--yang-primary-light);
    color: var(--yang-primary);
    border-left-color: var(--yang-primary);
    padding-left: 15px;
}

.yang-quick-contact-info {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.yang-quick-contact-info .yang-contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.yang-quick-contact-info .yang-contact-item i {
    width: 40px;
    height: 40px;
    background: var(--yang-primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--yang-primary);
}

.yang-quick-contact-info .yang-contact-item small {
    display: block;
    color: var(--yang-text-muted);
    font-size: 12px;
}

.yang-quick-contact-info .yang-contact-item strong {
    display: block;
    color: var(--yang-text);
    font-size: 16px;
}

/* ===================================
   关于我们页
   =================================== */
.yang-about-intro {
    padding: 80px 0;
    background: var(--yang-white);
}

.yang-about-images {
    position: relative;
    padding-right: 30px;
}

.yang-img-sub {
    position: absolute;
    bottom: -30px;
    right: 0;
    width: 60%;
    border: 5px solid var(--yang-white);
    border-radius: 16px;
    box-shadow: var(--yang-shadow);
}

.yang-experience-badge {
    position: absolute;
    top: 30px;
    right: 30px;
    background: var(--yang-gradient);
    color: var(--yang-white);
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: var(--yang-shadow);
    animation: pulse 2s infinite;
}

.yang-experience-badge strong {
    font-size: 32px;
    line-height: 1;
}

.yang-experience-badge span {
    font-size: 12px;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.yang-about-text {
    color: var(--yang-text-light);
    line-height: 1.8;
    margin-bottom: 30px;
}

.yang-about-features {
    margin-bottom: 30px;
}

.yang-about-item {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
}

.yang-about-icon {
    width: 60px;
    height: 60px;
    min-width: 60px;
    background: var(--yang-primary-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--yang-primary);
    font-size: 28px;
}

.yang-about-info h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 5px;
}

.yang-about-info p {
    color: var(--yang-text-light);
    margin: 0;
    font-size: 14px;
}

.yang-timeline-section {
    padding: 80px 0;
    background: var(--yang-bg-light);
}

.yang-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.yang-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: var(--yang-primary);
}

.yang-timeline-item {
    display: flex;
    justify-content: flex-end;
    padding-right: 50%;
    position: relative;
    margin-bottom: 50px;
}

.yang-timeline-item:nth-child(even) {
    justify-content: flex-start;
    padding-right: 0;
    padding-left: 50%;
}

.yang-timeline-year {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 60px;
    background: var(--yang-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--yang-white);
    font-weight: 700;
    font-size: 14px;
    box-shadow: var(--yang-shadow);
    z-index: 2;
}

.yang-timeline-content {
    background: var(--yang-white);
    padding: 25px;
    border-radius: var(--yang-border-radius);
    width: 80%;
    box-shadow: 0 2px 15px rgba(0,0,0,0.05);
}

.yang-timeline-content h4 {
    color: var(--yang-primary);
    font-weight: 700;
    margin-bottom: 10px;
}

.yang-timeline-content p {
    color: var(--yang-text-light);
    margin: 0;
    font-size: 14px;
}

.yang-data-section {
    padding: 60px 0;
    background: var(--yang-gradient);
    color: var(--yang-white);
}

.yang-data-grid {
    text-align: center;
}

.yang-data-item i {
    font-size: 48px;
    margin-bottom: 15px;
    opacity: 0.9;
}

.yang-data-number {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 5px;
}

.yang-commitment-section {
    padding: 80px 0;
    background: var(--yang-white);
}

.yang-commit-card {
    text-align: center;
    padding: 40px 30px;
    background: var(--yang-bg-light);
    border-radius: var(--yang-border-radius-lg);
    transition: var(--yang-transition);
    height: 100%;
}

.yang-commit-card:hover {
    background: var(--yang-gradient);
    color: var(--yang-white);
    transform: translateY(-5px);
    box-shadow: var(--yang-shadow-lg);
}

.yang-commit-icon {
    width: 70px;
    height: 70px;
    background: var(--yang-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--yang-primary);
    font-size: 32px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.yang-commit-card:hover .yang-commit-icon {
    background: var(--yang-white);
    color: var(--yang-primary);
}

.yang-commit-card h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
}

.yang-commit-card p {
    margin: 0;
    opacity: 0.8;
}

.yang-team-section {
    padding: 80px 0;
    background: var(--yang-bg-light);
}

.yang-team-card {
    background: var(--yang-white);
    padding: 40px;
    border-radius: var(--yang-border-radius-lg);
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    transition: var(--yang-transition);
    height: 100%;
}

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

.yang-team-avatar {
    width: 100px;
    height: 100px;
    background: var(--yang-primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 60px;
    color: var(--yang-primary);
}

.yang-team-card h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
}

.yang-team-card p {
    color: var(--yang-text-light);
    font-size: 14px;
}

/* ===================================
   联系页面
   =================================== */
.yang-contact-cards {
    padding: 60px 0;
    background: var(--yang-bg-light);
    margin-top: -30px;
    position: relative;
    z-index: 10;
}

.yang-contact-info-card {
    background: var(--yang-white);
    border-radius: var(--yang-border-radius-lg);
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--yang-shadow);
    transition: var(--yang-transition);
    height: 100%;
}

.yang-contact-info-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--yang-shadow-lg);
}

.yang-contact-icon-wrap {
    width: 80px;
    height: 80px;
    background: var(--yang-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--yang-white);
    font-size: 36px;
}

.yang-contact-info-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 10px;
}

.yang-contact-detail {
    font-size: 18px;
    color: var(--yang-primary);
    font-weight: 600;
    margin-bottom: 10px;
}

.yang-contact-desc {
    color: var(--yang-text-light);
    font-size: 14px;
    margin-bottom: 20px;
}

.yang-main-contact {
    padding: 80px 0;
    background: var(--yang-white);
}

.yang-contact-form-wrapper {
    background: var(--yang-white);
    border-radius: var(--yang-border-radius-lg);
    box-shadow: 0 5px 30px rgba(0,0,0,0.08);
    overflow: hidden;
}

.yang-form-header {
    background: var(--yang-gradient);
    color: var(--yang-white);
    padding: 30px;
    text-align: center;
}

.yang-form-header h2 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 10px;
}

.yang-form-header p {
    margin: 0;
    opacity: 0.9;
}

.yang-main-form {
    padding: 40px;
}

.yang-input-group {
    position: relative;
}

.yang-input-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--yang-primary);
    z-index: 10;
}

.yang-form-input {
    padding-left: 45px;
}

.yang-radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.yang-radio-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--yang-bg-light);
    border-radius: 25px;
    cursor: pointer;
    transition: var(--yang-transition);
    border: 2px solid transparent;
}

.yang-radio-item:hover {
    border-color: var(--yang-primary);
}

.yang-radio-item input:checked + span {
    color: var(--yang-primary);
    font-weight: 600;
}

.yang-radio-item input {
    accent-color: var(--yang-primary);
}

.yang-form-select {
    padding: 12px 15px;
    border: 2px solid var(--yang-border);
    border-radius: 10px;
}

.yang-form-textarea {
    padding-left: 45px;
    padding-top: 12px;
    resize: none;
}

.yang-form-footer {
    text-align: center;
}

.yang-submit-btn-main {
    padding: 15px 60px;
    font-size: 18px;
}

.yang-privacy-note {
    margin-top: 15px;
    color: var(--yang-text-muted);
    font-size: 13px;
}

.yang-contact-sidebar {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.yang-service-hours {
    background: var(--yang-primary-light);
    padding: 30px;
    border-radius: var(--yang-border-radius-lg);
}

.yang-service-hours h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--yang-primary);
}

.yang-hours-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px dashed var(--yang-border);
}

.yang-hours-item:last-child {
    border-bottom: none;
}

.yang-day {
    font-weight: 600;
    color: var(--yang-text);
}

.yang-time {
    color: var(--yang-primary);
    font-weight: 600;
}

.yang-hours-note {
    margin-top: 15px;
    padding: 12px;
    background: var(--yang-white);
    border-radius: 8px;
    font-size: 13px;
    color: var(--yang-text-light);
}

.yang-contact-notice {
    background: var(--yang-bg-light);
    padding: 25px;
    border-radius: var(--yang-border-radius);
}

.yang-contact-notice h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--yang-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.yang-contact-notice ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.yang-contact-notice li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: var(--yang-text-light);
    font-size: 14px;
}

.yang-contact-notice li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--yang-primary);
    font-weight: 700;
}

.yang-qr-section {
    text-align: center;
    padding: 25px;
    border: 2px dashed var(--yang-border);
    border-radius: var(--yang-border-radius);
}

.yang-qr-section h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--yang-text);
}

.yang-qr-placeholder {
    padding: 30px;
    background: var(--yang-bg-light);
    border-radius: var(--yang-border-radius);
}

.yang-qr-placeholder i {
    font-size: 48px;
    color: var(--yang-primary);
    margin-bottom: 10px;
}

.yang-qr-placeholder p {
    font-weight: 600;
    color: var(--yang-primary);
    margin-bottom: 5px;
}

.yang-contact-faq {
    padding: 60px 0;
    background: var(--yang-bg-light);
}

.yang-faq-item-simple {
    background: var(--yang-white);
    padding: 25px;
    border-radius: var(--yang-border-radius);
    margin-bottom: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.yang-faq-item-simple h5 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--yang-text);
}

.yang-faq-item-simple p {
    color: var(--yang-text-light);
    margin: 0;
    font-size: 14px;
}

/* ===================================
   底部样式
   =================================== */
.yang-footer {
    background: linear-gradient(135deg, #2d2d2d 0%, #1a1a1a 100%);
    color: var(--yang-white);
    position: relative;
    padding-top: 100px;
}

.yang-footer-wave {
    position: absolute;
    top: -1px;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.yang-footer-wave svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 60px;
}

.yang-footer-main {
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.yang-footer-logo {
    height: 50px;
    margin-bottom: 20px;
    filter: brightness(0) invert(1);
}

.yang-footer-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 15px;
}

.yang-footer-desc {
    color: rgba(255,255,255,0.7);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.yang-footer-social {
    display: flex;
    gap: 10px;
}

.yang-social-btn {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--yang-white);
    transition: var(--yang-transition);
}

.yang-social-btn:hover {
    background: var(--yang-primary);
    transform: translateY(-3px);
}

.yang-footer-heading {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 15px;
}

.yang-footer-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--yang-primary);
    border-radius: 2px;
}

.yang-footer-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.yang-footer-list li {
    margin-bottom: 12px;
}

.yang-footer-list a {
    color: rgba(255,255,255,0.7);
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--yang-transition);
}

.yang-footer-list a:hover {
    color: var(--yang-primary);
    padding-left: 5px;
}

.yang-contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.yang-contact-list li {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    align-items: flex-start;
}

.yang-contact-list li i {
    width: 40px;
    height: 40px;
    background: var(--yang-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.yang-contact-list li div span {
    display: block;
    color: rgba(255,255,255,0.6);
    font-size: 13px;
    margin-bottom: 3px;
}

.yang-contact-list li div strong {
    display: block;
    color: var(--yang-white);
    font-size: 15px;
    font-weight: 600;
}

.yang-friend-links {
    padding: 30px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.yang-friend-box {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.yang-friend-label {
    color: rgba(255,255,255,0.8);
    font-weight: 600;
    white-space: nowrap;
}

.yang-friend-list {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.yang-friend-list a {
    color: rgba(255,255,255,0.6);
    font-size: 14px;
    transition: var(--yang-transition);
}

.yang-friend-list a:hover {
    color: var(--yang-primary);
}

.yang-copyright {
    padding: 25px 0;
    font-size: 14px;
    color: rgba(255,255,255,0.6);
}

.yang-safe-tips {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 15px;
}

.yang-safe-tips i {
    color: var(--yang-primary);
}

/* ===================================
   悬浮按钮
   =================================== */
.yang-float-service {
    position: fixed;
    right: 20px;
    bottom: 100px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.yang-float-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--yang-white);
    border-radius: 50%;
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
    color: var(--yang-text);
    position: relative;
    transition: var(--yang-transition);
    overflow: hidden;
}

.yang-float-btn i {
    font-size: 20px;
    transition: var(--yang-transition);
}

.yang-float-btn span {
    position: absolute;
    right: 60px;
    background: var(--yang-primary);
    color: var(--yang-white);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--yang-transition);
}

.yang-float-btn:hover {
    width: auto;
    padding: 0 25px;
    border-radius: 25px;
    background: var(--yang-primary);
    color: var(--yang-white);
}

.yang-float-btn:hover span {
    opacity: 1;
    visibility: visible;
    right: 70px;
}

.yang-float-btn:hover i {
    margin-right: 5px;
}

.yang-float-phone {
    color: var(--yang-primary);
}

.yang-float-phone:hover {
    background: var(--yang-primary);
    color: var(--yang-white);
}

.yang-float-msg {
    color: #25D366;
}

.yang-float-msg:hover {
    background: #25D366;
    color: var(--yang-white);
}

.yang-float-top {
    background: var(--yang-text);
    color: var(--yang-white);
    opacity: 0;
    visibility: hidden;
    transition: var(--yang-transition);
}

.yang-float-top.show {
    opacity: 1;
    visibility: visible;
}

/* ===================================
   响应式设计
   =================================== */
@media (max-width: 991px) {
    .yang-slide-title {
        font-size: 32px;
    }
    
    .yang-section-title {
        font-size: 28px;
    }
    
    .yang-stats-row {
        margin-top: 0;
    }
    
    .yang-timeline::before {
        left: 30px;
    }
    
    .yang-timeline-item,
    .yang-timeline-item:nth-child(even) {
        justify-content: flex-start;
        padding-left: 80px;
        padding-right: 0;
    }
    
    .yang-timeline-year {
        left: 0;
        transform: none;
    }
    
    .yang-timeline-content {
        width: 100%;
    }
    
    .yang-safe-tips {
        justify-content: center;
        margin-top: 10px;
    }
}

@media (max-width: 768px) {
    .yang-topbar-left,
    .yang-topbar-right {
        text-align: center;
        justify-content: center;
    }
    
    .yang-slide-title {
        font-size: 24px;
    }
    
    .yang-slide-features {
        flex-direction: column;
        gap: 10px;
    }
    
    .yang-process-arrow {
        display: none;
    }
    
    .yang-cities-list {
        gap: 8px;
    }
    
    .yang-city-item {
        padding: 6px 12px;
        font-size: 13px;
    }
    
    .yang-contact-card {
        padding: 30px 20px;
    }
    
    .yang-float-btn span {
        display: none;
    }
    
    .yang-float-btn:hover {
        width: 50px;
        padding: 0;
    }
    
    .yang-float-btn:hover i {
        margin-right: 0;
    }
}

@media (max-width: 576px) {
    .yang-slide-bg {
        height: 500px;
    }
    
    .yang-section-title {
        font-size: 24px;
    }
    
    .yang-img-sub {
        display: none;
    }
    
    .yang-experience-badge {
        width: 80px;
        height: 80px;
    }
    
    .yang-experience-badge strong {
        font-size: 24px;
    }
    
    .yang-news-image {
        min-height: 200px;
    }
    
    .yang-article-title {
        font-size: 24px;
    }
    
    .yang-article-card {
        padding: 25px;
    }
}