/* ==================== 
   医保套现平台 - 橙色主题样式表
   主色调：活力橙 #FF5722
   辅助色：深橙 #E64A19, 浅橙 #FFCCBC
   ==================== */

/* ===== 基础重置与变量 ===== */
:root {
    --yk-primary: #FF5722;
    --yk-primary-dark: #E64A19;
    --yk-primary-light: #FFCCBC;
    --yk-primary-hover: #F4511E;
    --yk-secondary: #FF8A65;
    --yk-accent: #FFD600;
    --yk-dark: #212121;
    --yk-dark-light: #424242;
    --yk-gray: #757575;
    --yk-gray-light: #BDBDBD;
    --yk-gray-bg: #F5F5F5;
    --yk-white: #FFFFFF;
    --yk-success: #4CAF50;
    --yk-warning: #FF9800;
    --yk-danger: #E53935;
    --yk-info: #03A9F4;
    --yk-gradient: linear-gradient(135deg, #FF5722 0%, #FF8A65 100%);
    --yk-gradient-dark: linear-gradient(135deg, #E64A19 0%, #FF5722 100%);
    --yk-shadow: 0 4px 20px rgba(255, 87, 34, 0.15);
    --yk-shadow-lg: 0 10px 40px rgba(255, 87, 34, 0.2);
    --yk-radius: 12px;
    --yk-radius-sm: 8px;
    --yk-radius-lg: 20px;
    --yk-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "PingFang SC", "Microsoft YaHei", sans-serif;
    color: var(--yk-dark);
    background-color: var(--yk-white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

/* ===== 顶部信息栏 ===== */
.yk-topbar {
    background: var(--yk-gradient-dark);
    color: var(--yk-white);
    padding: 8px 0;
    font-size: 13px;
}

.yk-topbar-left,
.yk-topbar-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.yk-topbar-item {
    display: flex;
    align-items: center;
    gap: 5px;
}

.yk-topbar-item i {
    color: var(--yk-accent);
}

.yk-topbar-divider {
    opacity: 0.5;
}

.yk-phone-pulse {
    animation: yk-pulse 2s infinite;
}

@keyframes yk-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

@media (max-width: 767px) {
    .yk-topbar {
        text-align: center;
    }
    .yk-topbar-left,
    .yk-topbar-right {
        justify-content: center;
        font-size: 12px;
    }
}

/* ===== 主导航 ===== */
.yk-navbar {
    background: var(--yk-white);
    box-shadow: 0 2px 15px rgba(0,0,0,0.08);
    padding: 0;
}

.yk-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
}

.yk-logo-img {
    height: 50px;
    width: auto;
}

.yk-brand-text {
    display: flex;
    flex-direction: column;
}

.yk-brand-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--yk-primary);
    line-height: 1.2;
}

.yk-brand-subtitle {
    font-size: 12px;
    color: var(--yk-gray);
}

.yk-nav {
    gap: 5px;
}

.yk-nav-item {
    position: relative;
}

.yk-nav-link {
    padding: 25px 18px !important;
    font-weight: 500;
    color: var(--yk-dark) !important;
    position: relative;
}

.yk-nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 3px;
    background: var(--yk-gradient);
    transition: var(--yk-transition);
    transform: translateX(-50%);
    border-radius: 3px 3px 0 0;
}

.yk-nav-link:hover::after,
.yk-nav-link.active::after {
    width: 80%;
}

.yk-nav-link:hover,
.yk-nav-link.active {
    color: var(--yk-primary) !important;
}

.yk-nav-cta {
    padding: 15px 0;
}

.yk-btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--yk-gradient);
    color: var(--yk-white);
    padding: 10px 24px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 14px;
    box-shadow: var(--yk-shadow);
    transition: var(--yk-transition);
}

.yk-btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--yk-shadow-lg);
    color: var(--yk-white);
}

.yk-toggler {
    border: none;
    padding: 8px;
}

.yk-toggler:focus {
    box-shadow: none;
}

/* 移动端底部浮动按钮 */
.yk-mobile-float {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    z-index: 999;
    box-shadow: 0 -2px 15px rgba(0,0,0,0.1);
}

.yk-float-btn {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 10px;
    color: var(--yk-white);
    font-size: 12px;
    gap: 3px;
}

.yk-float-btn i {
    font-size: 20px;
}

.yk-float-phone {
    background: var(--yk-primary);
}

.yk-float-msg {
    background: var(--yk-success);
}

/* ===== 通用区块标题 ===== */
.yk-section-header {
    padding: 80px 0 50px;
}

.yk-section-header-sm {
    text-align: center;
    padding: 50px 0 30px;
}

.yk-section-header-sm h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--yk-dark);
    margin-bottom: 10px;
}

.yk-section-header-sm p {
    color: var(--yk-gray);
}

.yk-section-badge {
    display: inline-block;
    background: var(--yk-primary-light);
    color: var(--yk-primary);
    padding: 6px 18px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 15px;
    letter-spacing: 1px;
}

.yk-badge-left {
    margin-left: 0;
}

.yk-section-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--yk-dark);
    margin-bottom: 15px;
    line-height: 1.3;
}

.yk-section-subtitle {
    color: var(--yk-gray);
    font-size: 16px;
    max-width: 600px;
    margin: 0 auto;
}

.yk-title-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-top: 20px;
}

.yk-divider-line {
    width: 50px;
    height: 2px;
    background: var(--yk-gradient);
}

.yk-title-divider i {
    color: var(--yk-primary);
    font-size: 14px;
}

.yk-text-highlight {
    background: var(--yk-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== 首页轮播 ===== */
.yk-hero-section {
    position: relative;
}

.yk-hero-carousel {
    height: 600px;
}

.yk-hero-slide {
    height: 600px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.yk-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(33,33,33,0.85) 0%, rgba(230,74,25,0.7) 100%);
}

.yk-hero-content {
    position: relative;
    z-index: 2;
    padding-top: 120px;
}

.yk-hero-badge {
    display: inline-block;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    padding: 8px 20px;
    border-radius: 50px;
    margin-bottom: 25px;
}

.yk-badge-text {
    color: var(--yk-white);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.yk-badge-text i {
    color: var(--yk-accent);
}

.yk-hero-title {
    font-size: 52px;
    font-weight: 800;
    color: var(--yk-white);
    margin-bottom: 20px;
    line-height: 1.2;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.yk-hero-subtitle {
    font-size: 18px;
    color: rgba(255,255,255,0.9);
    margin-bottom: 35px;
}

.yk-hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.yk-btn-hero {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 35px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    transition: var(--yk-transition);
}

.yk-btn-primary {
    background: var(--yk-gradient);
    color: var(--yk-white);
    box-shadow: 0 8px 30px rgba(255,87,34,0.4);
}

.yk-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(255,87,34,0.5);
    color: var(--yk-white);
}

.yk-btn-outline {
    background: transparent;
    color: var(--yk-white);
    border: 2px solid rgba(255,255,255,0.5);
}

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

.yk-hero-features {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--yk-radius-lg);
    padding: 25px;
    border: 1px solid rgba(255,255,255,0.15);
}

.yk-hero-feat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--yk-white);
}

.yk-hero-feat i {
    font-size: 32px;
    color: var(--yk-accent);
}

.yk-hero-feat span {
    font-size: 14px;
    font-weight: 500;
}

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

.yk-hero-control:hover {
    background: var(--yk-primary);
}

/* 统计条 */
.yk-stats-bar {
    background: var(--yk-white);
    box-shadow: 0 -10px 40px rgba(0,0,0,0.1);
    position: relative;
    z-index: 10;
    border-radius: var(--yk-radius-lg) var(--yk-radius-lg) 0 0;
    margin-top: -30px;
}

.yk-stat-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 30px 20px;
    border-right: 1px solid var(--yk-gray-bg);
}

.yk-stat-last {
    border-right: none;
}

.yk-stat-icon {
    width: 55px;
    height: 55px;
    background: var(--yk-primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--yk-primary);
}

.yk-stat-info {
    display: flex;
    flex-direction: column;
}

.yk-stat-num {
    font-size: 28px;
    font-weight: 800;
    color: var(--yk-primary);
    line-height: 1;
}

.yk-stat-label {
    font-size: 14px;
    color: var(--yk-gray);
    margin-top: 5px;
}

@media (max-width: 991px) {
    .yk-hero-carousel,
    .yk-hero-slide,
    .yk-hero-content {
        height: auto;
        min-height: 500px;
    }
    .yk-hero-content {
        padding: 80px 20px 60px;
    }
    .yk-hero-title {
        font-size: 32px;
    }
    .yk-stat-item {
        border-right: none;
        border-bottom: 1px solid var(--yk-gray-bg);
        justify-content: center;
    }
}

/* ===== 服务卡片 ===== */
.yk-services-section {
    background: var(--yk-gray-bg);
    padding-bottom: 80px;
}

.yk-service-card {
    background: var(--yk-white);
    border-radius: var(--yk-radius-lg);
    padding: 40px 30px;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: var(--yk-transition);
    height: 100%;
    border: 1px solid transparent;
}

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

.yk-card-ribbon {
    position: absolute;
    top: 15px;
    right: -35px;
    background: var(--yk-danger);
    color: var(--yk-white);
    padding: 5px 40px;
    font-size: 12px;
    font-weight: 600;
    transform: rotate(45deg);
}

.yk-ribbon-green {
    background: var(--yk-success);
}

.yk-card-icon-wrap {
    position: relative;
    width: 90px;
    height: 90px;
    margin: 0 auto 25px;
}

.yk-card-icon {
    width: 90px;
    height: 90px;
    background: var(--yk-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: var(--yk-white);
    position: relative;
    z-index: 2;
    transition: var(--yk-transition);
}

.yk-service-card:hover .yk-card-icon {
    transform: scale(1.1) rotate(5deg);
}

.yk-card-icon-bg {
    position: absolute;
    inset: -10px;
    background: var(--yk-primary-light);
    border-radius: 50%;
    opacity: 0.5;
    z-index: 1;
    animation: yk-icon-pulse 3s infinite;
}

@keyframes yk-icon-pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.3; }
}

.yk-card-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--yk-dark);
    margin-bottom: 15px;
}

.yk-card-desc {
    color: var(--yk-gray);
    font-size: 14px;
    margin-bottom: 20px;
    line-height: 1.7;
}

.yk-card-features {
    list-style: none;
    text-align: left;
    margin-bottom: 25px;
}

.yk-card-features li {
    padding: 6px 0;
    font-size: 14px;
    color: var(--yk-dark-light);
    display: flex;
    align-items: center;
    gap: 8px;
}

.yk-card-features li i {
    color: var(--yk-success);
    font-size: 16px;
}

.yk-card-footer {
    margin-top: auto;
}

.yk-card-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--yk-primary);
    font-weight: 600;
    font-size: 14px;
    padding: 10px 25px;
    border-radius: 50px;
    border: 2px solid var(--yk-primary);
    transition: var(--yk-transition);
}

.yk-card-btn:hover {
    background: var(--yk-gradient);
    color: var(--yk-white);
    border-color: transparent;
}

.yk-card-premium {
    border: 2px solid var(--yk-primary);
}

.yk-card-gold {
    background: linear-gradient(135deg, #FFF8E1 0%, #FFFFFF 100%);
}

.yk-card-silver {
    background: linear-gradient(135deg, #F5F5F5 0%, #FFFFFF 100%);
}

/* ===== 为什么选择我们 ===== */
.yk-why-section {
    padding: 80px 0;
    background: var(--yk-white);
}

.yk-why-content {
    padding-right: 40px;
}

.yk-section-desc {
    color: var(--yk-gray);
    margin-bottom: 35px;
    font-size: 16px;
}

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

.yk-why-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    background: var(--yk-gray-bg);
    border-radius: var(--yk-radius);
    transition: var(--yk-transition);
    border-left: 4px solid transparent;
}

.yk-why-item:hover {
    background: var(--yk-white);
    box-shadow: var(--yk-shadow);
    border-left-color: var(--yk-primary);
    transform: translateX(5px);
}

.yk-why-num {
    width: 50px;
    height: 50px;
    background: var(--yk-gradient);
    color: var(--yk-white);
    border-radius: var(--yk-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 800;
    flex-shrink: 0;
}

.yk-why-info h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--yk-dark);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.yk-why-info h4 i {
    color: var(--yk-primary);
}

.yk-why-info p {
    color: var(--yk-gray);
    font-size: 14px;
    margin: 0;
}

.yk-why-visual {
    position: relative;
    padding: 20px;
}

.yk-why-img-main {
    position: relative;
    border-radius: var(--yk-radius-lg);
    overflow: hidden;
}

.yk-why-img {
    width: 100%;
    border-radius: var(--yk-radius-lg);
    box-shadow: var(--yk-shadow-lg);
}

.yk-why-float-card {
    position: absolute;
    background: var(--yk-white);
    padding: 12px 20px;
    border-radius: var(--yk-radius);
    box-shadow: var(--yk-shadow);
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 14px;
    animation: yk-float 3s ease-in-out infinite;
}

.yk-float-1 {
    top: 20px;
    left: -20px;
    color: var(--yk-primary);
    animation-delay: 0s;
}

.yk-float-2 {
    bottom: 80px;
    right: -10px;
    color: var(--yk-success);
    animation-delay: 1s;
}

.yk-float-3 {
    bottom: 20px;
    left: 30px;
    color: var(--yk-info);
    animation-delay: 2s;
}

.yk-why-float-card i {
    font-size: 20px;
}

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

@media (max-width: 991px) {
    .yk-why-content {
        padding-right: 0;
        margin-bottom: 40px;
    }
    .yk-why-float-card {
        display: none;
    }
}

/* ===== 服务流程 ===== */
.yk-process-section {
    background: linear-gradient(135deg, #FFF3E0 0%, #FFFFFF 50%, #FFF3E0 100%);
    padding-bottom: 80px;
}

.yk-process-timeline {
    position: relative;
    padding: 40px 0;
}

.yk-timeline-line {
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--yk-primary) 0%, var(--yk-secondary) 100%);
    border-radius: 2px;
}

.yk-process-step {
    text-align: center;
    position: relative;
    z-index: 2;
}

.yk-step-circle {
    width: 100px;
    height: 100px;
    background: var(--yk-white);
    border: 4px solid var(--yk-primary);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    position: relative;
    transition: var(--yk-transition);
}

.yk-step-circle:hover {
    transform: scale(1.1);
    box-shadow: var(--yk-shadow-lg);
}

.yk-step-num {
    font-size: 24px;
    font-weight: 800;
    color: var(--yk-primary);
    line-height: 1;
}

.yk-step-circle i {
    font-size: 28px;
    color: var(--yk-primary);
}

.yk-step-content h4 {
    font-size: 20px;
    font-weight: 700;
    color: var(--yk-dark);
    margin-bottom: 10px;
}

.yk-step-content p {
    color: var(--yk-gray);
    font-size: 14px;
    padding: 0 15px;
}

.yk-step-arrow {
    position: absolute;
    top: 35px;
    right: -20px;
    color: var(--yk-primary);
    font-size: 24px;
    animation: yk-arrow-move 1.5s infinite;
}

@keyframes yk-arrow-move {
    0%, 100% { transform: translateX(0); opacity: 1; }
    50% { transform: translateX(10px); opacity: 0.5; }
}

@media (max-width: 991px) {
    .yk-timeline-line {
        display: none;
    }
    .yk-step-circle {
        width: 80px;
        height: 80px;
    }
    .yk-step-circle i {
        font-size: 24px;
    }
}

/* ===== 收费标准 ===== */
.yk-pricing-section {
    padding-bottom: 80px;
    background: var(--yk-white);
}

.yk-pricing-card {
    background: var(--yk-white);
    border-radius: var(--yk-radius-lg);
    overflow: hidden;
    box-shadow: 0 5px 25px rgba(0,0,0,0.08);
    transition: var(--yk-transition);
    position: relative;
    height: 100%;
    display: flex;
    flex-direction: column;
}

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

.yk-pricing-recommended {
    border: 3px solid var(--yk-primary);
    transform: scale(1.05);
}

.yk-pricing-recommended:hover {
    transform: scale(1.05) translateY(-10px);
}

.yk-pricing-badge {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--yk-gradient);
    color: var(--yk-white);
    padding: 8px 20px;
    font-size: 12px;
    font-weight: 700;
    border-radius: 0 0 0 var(--yk-radius);
}

.yk-pricing-header {
    background: linear-gradient(135deg, #FAFAFA 0%, #F5F5F5 100%);
    padding: 40px 30px;
    text-align: center;
    border-bottom: 1px solid var(--yk-gray-bg);
}

.yk-pricing-header h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--yk-dark);
    margin-bottom: 20px;
}

.yk-pricing-price {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.yk-price-tag {
    font-size: 14px;
    color: var(--yk-gray);
}

.yk-price-num {
    font-size: 48px;
    font-weight: 800;
    color: var(--yk-primary);
    line-height: 1;
}

.yk-price-unit {
    font-size: 14px;
    color: var(--yk-gray);
}

.yk-pricing-body {
    padding: 30px;
    flex: 1;
}

.yk-pricing-list {
    list-style: none;
}

.yk-pricing-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--yk-gray-bg);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
}

.yk-pricing-list li i {
    color: var(--yk-success);
    font-size: 18px;
}

.yk-pricing-muted i {
    color: var(--yk-gray-light) !important;
}

.yk-pricing-muted {
    color: var(--yk-gray-light);
}

.yk-pricing-footer {
    padding: 0 30px 30px;
    text-align: center;
}

.yk-pricing-btn {
    display: block;
    width: 100%;
    padding: 14px;
    background: var(--yk-gradient);
    color: var(--yk-white);
    border-radius: var(--yk-radius);
    font-weight: 600;
    transition: var(--yk-transition);
}

.yk-pricing-btn:hover {
    box-shadow: var(--yk-shadow);
    transform: translateY(-2px);
    color: var(--yk-white);
}

.yk-pricing-note {
    margin-top: 40px;
}

@media (max-width: 991px) {
    .yk-pricing-recommended {
        transform: scale(1);
    }
    .yk-pricing-recommended:hover {
        transform: scale(1) translateY(-10px);
    }
}

/* ===== 城市目录 ===== */
.yk-cities-section {
    background: var(--yk-gray-bg);
    padding-bottom: 80px;
}

.yk-cities-wrap {
    background: var(--yk-white);
    border-radius: var(--yk-radius-lg);
    padding: 40px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.05);
}

.yk-cities-current {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 20px;
    background: var(--yk-primary-light);
    border-radius: var(--yk-radius);
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.yk-cities-current i {
    color: var(--yk-primary);
    font-size: 20px;
}

.yk-cities-current strong {
    color: var(--yk-primary);
}

.yk-city-change {
    margin-left: auto;
    color: var(--yk-primary);
    font-weight: 600;
    font-size: 14px;
}

.yk-cities-grid {
    max-height: 400px;
    overflow-y: auto;
    padding-right: 10px;
}

.yk-cities-grid::-webkit-scrollbar {
    width: 6px;
}

.yk-cities-grid::-webkit-scrollbar-track {
    background: var(--yk-gray-bg);
    border-radius: 3px;
}

.yk-cities-grid::-webkit-scrollbar-thumb {
    background: var(--yk-primary);
    border-radius: 3px;
}

.yk-city-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 15px;
    background: var(--yk-gray-bg);
    border-radius: var(--yk-radius-sm);
    transition: var(--yk-transition);
    font-size: 14px;
}

.yk-city-item:hover {
    background: var(--yk-gradient);
    color: var(--yk-white);
    transform: translateX(5px);
}

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

.yk-city-tag {
    font-size: 11px;
    padding: 2px 8px;
    background: rgba(255,87,34,0.1);
    color: var(--yk-primary);
    border-radius: 50px;
    font-weight: 600;
}

.yk-city-item:hover .yk-city-tag,
.yk-city-active .yk-city-tag {
    background: rgba(255,255,255,0.2);
    color: var(--yk-white);
}

/* ===== 最新资讯 ===== */
.yk-news-section {
    padding-bottom: 80px;
    background: var(--yk-white);
}

.yk-news-card {
    background: var(--yk-white);
    border-radius: var(--yk-radius-lg);
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: var(--yk-transition);
    height: 100%;
}

.yk-news-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--yk-shadow-lg);
}

.yk-news-img-wrap {
    position: relative;
    overflow: hidden;
}

.yk-news-img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: var(--yk-transition);
}

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

.yk-news-date {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--yk-gradient);
    color: var(--yk-white);
    padding: 10px 15px;
    border-radius: var(--yk-radius-sm);
    text-align: center;
    min-width: 55px;
}

.yk-date-day {
    display: block;
    font-size: 24px;
    font-weight: 800;
    line-height: 1;
}

.yk-date-month {
    display: block;
    font-size: 12px;
    margin-top: 2px;
}

.yk-news-body {
    padding: 25px;
}

.yk-news-meta {
    display: flex;
    gap: 15px;
    margin-bottom: 12px;
    font-size: 13px;
    color: var(--yk-gray);
}

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

.yk-news-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.4;
}

.yk-news-title a {
    color: var(--yk-dark);
}

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

.yk-news-desc {
    color: var(--yk-gray);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 15px;
}

.yk-news-more {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--yk-primary);
    font-weight: 600;
    font-size: 14px;
}

.yk-news-more:hover {
    gap: 10px;
}

.yk-news-more-wrap {
    margin-top: 50px;
}

.yk-btn-outline-main {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 35px;
    border: 2px solid var(--yk-primary);
    color: var(--yk-primary);
    border-radius: 50px;
    font-weight: 600;
    transition: var(--yk-transition);
}

.yk-btn-outline-main:hover {
    background: var(--yk-gradient);
    color: var(--yk-white);
    border-color: transparent;
}

/* ===== 客户评价 ===== */
.yk-reviews-section {
    background: linear-gradient(135deg, #FFF3E0 0%, #FFFFFF 100%);
    padding-bottom: 80px;
}

.yk-review-card {
    background: var(--yk-white);
    border-radius: var(--yk-radius-lg);
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    height: 100%;
    transition: var(--yk-transition);
}

.yk-review-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--yk-shadow-lg);
}

.yk-review-stars {
    color: var(--yk-accent);
    margin-bottom: 15px;
    font-size: 16px;
}

.yk-review-text {
    color: var(--yk-dark-light);
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 20px;
    font-style: italic;
}

.yk-review-author {
    display: flex;
    align-items: center;
    gap: 15px;
    padding-top: 20px;
    border-top: 1px solid var(--yk-gray-bg);
}

.yk-review-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--yk-primary-light);
}

.yk-review-info h5 {
    font-size: 16px;
    font-weight: 700;
    color: var(--yk-dark);
    margin-bottom: 3px;
}

.yk-review-info span {
    font-size: 13px;
    color: var(--yk-gray);
}

.yk-review-controls {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
}

.yk-review-prev,
.yk-review-next {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    border: 2px solid var(--yk-primary);
    background: var(--yk-white);
    color: var(--yk-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    transition: var(--yk-transition);
}

.yk-review-prev:hover,
.yk-review-next:hover {
    background: var(--yk-gradient);
    color: var(--yk-white);
    border-color: transparent;
}

/* ===== FAQ 常见问题 ===== */
.yk-faq-section {
    padding-bottom: 80px;
    background: var(--yk-white);
}

.yk-faq-wrap {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.yk-faq-item {
    border: 1px solid var(--yk-gray-bg);
    border-radius: var(--yk-radius);
    overflow: hidden;
    transition: var(--yk-transition);
}

.yk-faq-item:hover {
    border-color: var(--yk-primary-light);
}

.yk-faq-btn {
    width: 100%;
    padding: 20px 25px;
    background: var(--yk-white);
    border: none;
    text-align: left;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 16px;
    font-weight: 600;
    color: var(--yk-dark);
    cursor: pointer;
    transition: var(--yk-transition);
}

.yk-faq-btn span {
    display: flex;
    align-items: center;
    gap: 12px;
}

.yk-faq-btn span i {
    color: var(--yk-primary);
    font-size: 20px;
}

.yk-faq-btn:not(.collapsed) {
    background: var(--yk-primary-light);
    color: var(--yk-primary);
}

.yk-faq-icon {
    transition: var(--yk-transition);
}

.yk-faq-btn:not(.collapsed) .yk-faq-icon {
    transform: rotate(180deg);
}

.yk-faq-body {
    padding: 0 25px 20px 57px;
    color: var(--yk-gray);
    line-height: 1.8;
    font-size: 15px;
}

/* ===== CTA 行动号召 ===== */
.yk-cta-section {
    position: relative;
    padding: 80px 0;
    background: var(--yk-gradient);
    overflow: hidden;
}

.yk-cta-bg {
    position: absolute;
    inset: 0;
    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");
}

.yk-cta-section .container {
    position: relative;
    z-index: 2;
}

.yk-cta-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--yk-white);
    margin-bottom: 10px;
}

.yk-cta-desc {
    color: rgba(255,255,255,0.9);
    font-size: 16px;
    margin: 0;
}

.yk-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--yk-white);
    color: var(--yk-primary);
    padding: 16px 40px;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 700;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    transition: var(--yk-transition);
}

.yk-cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.3);
    color: var(--yk-primary-dark);
}

/* ===== 快速留言 ===== */
.yk-contact-quick {
    padding-bottom: 80px;
    background: var(--yk-gray-bg);
}

.yk-contact-form-wrap {
    background: var(--yk-white);
    border-radius: var(--yk-radius-lg);
    padding: 40px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.08);
}

.yk-form-group {
    margin-bottom: 5px;
}

.yk-form-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--yk-dark);
    margin-bottom: 8px;
}

.yk-form-group label i {
    color: var(--yk-primary);
}

.yk-form-control {
    width: 100%;
    padding: 12px 18px;
    border: 2px solid var(--yk-gray-bg);
    border-radius: var(--yk-radius-sm);
    font-size: 15px;
    transition: var(--yk-transition);
    background: var(--yk-white);
}

.yk-form-control:focus {
    outline: none;
    border-color: var(--yk-primary);
    box-shadow: 0 0 0 4px var(--yk-primary-light);
}

.yk-textarea {
    resize: vertical;
    min-height: 100px;
}

.yk-textarea-lg {
    resize: vertical;
    min-height: 150px;
}

.yk-submit-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--yk-gradient);
    color: var(--yk-white);
    padding: 14px 45px;
    border: none;
    border-radius: var(--yk-radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--yk-transition);
    box-shadow: var(--yk-shadow);
}

.yk-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--yk-shadow-lg);
}

.yk-btn-lg {
    padding: 16px 50px;
    font-size: 18px;
}

.yk-form-tip {
    margin-top: 15px;
    color: var(--yk-gray);
    font-size: 13px;
}

.yk-form-tip i {
    color: var(--yk-success);
}

.yk-form-check {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
}

.yk-check-input {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: var(--yk-primary);
}

.yk-check-label a {
    color: var(--yk-primary);
    text-decoration: underline;
}

.yk-required {
    color: var(--yk-danger);
}

.yk-form-note {
    margin-top: 15px;
    color: var(--yk-gray);
    font-size: 13px;
}

/* ===== 合作伙伴 ===== */
.yk-partners-section {
    padding-bottom: 60px;
    background: var(--yk-white);
}

.yk-partners-slider {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
}

.yk-partner-item {
    padding: 20px 40px;
    background: var(--yk-gray-bg);
    border-radius: var(--yk-radius);
    transition: var(--yk-transition);
}

.yk-partner-item:hover {
    background: var(--yk-primary-light);
    transform: translateY(-5px);
}

.yk-partner-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--yk-gray);
}

.yk-partner-logo i {
    font-size: 36px;
    color: var(--yk-primary);
}

.yk-partner-logo span {
    font-size: 14px;
    font-weight: 600;
}

/* ===== 关键词标签云 ===== */
.yk-keywords-section {
    padding: 40px 0 60px;
    background: var(--yk-gray-bg);
}

.yk-keywords-wrap {
    background: var(--yk-white);
    border-radius: var(--yk-radius-lg);
    padding: 30px;
}

.yk-keywords-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--yk-dark);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.yk-keywords-title i {
    color: var(--yk-primary);
}

.yk-keywords-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.yk-keyword-tag {
    display: inline-block;
    padding: 8px 18px;
    background: var(--yk-gray-bg);
    border-radius: 50px;
    font-size: 14px;
    color: var(--yk-dark-light);
    transition: var(--yk-transition);
}

.yk-keyword-tag:hover {
    background: var(--yk-gradient);
    color: var(--yk-white);
    transform: translateY(-2px);
}

.yk-tag-lg {
    font-size: 16px;
    padding: 10px 22px;
}

.yk-tag-md {
    font-size: 15px;
}

.yk-tag-sm {
    font-size: 13px;
}

/* ===== 页面横幅 ===== */
.yk-page-banner {
    position: relative;
    padding: 120px 0 80px;
    background: var(--yk-gradient);
    text-align: center;
}

.yk-banner-overlay {
    position: absolute;
    inset: 0;
    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");
}

.yk-banner-title {
    font-size: 42px;
    font-weight: 800;
    color: var(--yk-white);
    margin-bottom: 15px;
    position: relative;
    z-index: 2;
}

.yk-breadcrumb-wrap {
    position: relative;
    z-index: 2;
}

.yk-breadcrumb {
    background: transparent;
    justify-content: center;
}

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

.yk-breadcrumb-item a:hover {
    color: var(--yk-white);
}

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

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

.yk-banner-desc {
    color: rgba(255,255,255,0.9);
    font-size: 16px;
    position: relative;
    z-index: 2;
    margin-top: 15px;
}

/* ===== 资讯列表页 ===== */
.yk-news-list-section {
    padding: 60px 0 80px;
    background: var(--yk-gray-bg);
}

.yk-news-list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 15px;
}

.yk-list-info {
    display: flex;
    gap: 20px;
    font-size: 14px;
    color: var(--yk-gray);
}

.yk-list-info strong {
    color: var(--yk-primary);
}

.yk-list-filter {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.yk-filter-item {
    padding: 6px 15px;
    border-radius: 50px;
    background: var(--yk-white);
    color: var(--yk-gray);
    transition: var(--yk-transition);
}

.yk-filter-item:hover,
.yk-filter-active {
    background: var(--yk-gradient);
    color: var(--yk-white);
}

.yk-news-list-item {
    background: var(--yk-white);
    border-radius: var(--yk-radius-lg);
    overflow: hidden;
    margin-bottom: 25px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.06);
    transition: var(--yk-transition);
}

.yk-news-list-item:hover {
    box-shadow: var(--yk-shadow);
    transform: translateY(-3px);
}

.yk-list-img-wrap {
    position: relative;
    overflow: hidden;
    height: 100%;
    min-height: 200px;
}

.yk-list-img-wrap a {
    display: block;
    height: 100%;
}

.yk-list-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    min-height: 200px;
    transition: var(--yk-transition);
}

.yk-news-list-item:hover .yk-list-img {
    transform: scale(1.05);
}

.yk-list-img-overlay {
    position: absolute;
    inset: 0;
    background: rgba(255,87,34,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--yk-transition);
}

.yk-list-img-overlay i {
    font-size: 40px;
    color: var(--yk-white);
}

.yk-news-list-item:hover .yk-list-img-overlay {
    opacity: 1;
}

.yk-list-body {
    padding: 25px 30px;
}

.yk-list-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 12px;
    font-size: 13px;
    color: var(--yk-gray);
    flex-wrap: wrap;
}

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

.yk-list-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.4;
}

.yk-list-title a {
    color: var(--yk-dark);
}

.yk-list-title a:hover {
    color: var(--yk-primary);
}

.yk-list-desc {
    color: var(--yk-gray);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 15px;
}

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

.yk-list-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.yk-list-tag {
    padding: 4px 12px;
    background: var(--yk-primary-light);
    color: var(--yk-primary);
    border-radius: 50px;
    font-size: 12px;
}

.yk-list-readmore {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--yk-primary);
    font-weight: 600;
    font-size: 14px;
}

.yk-list-readmore:hover {
    gap: 10px;
}

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

/* 侧边栏 */
.yk-sidebar-widget {
    background: var(--yk-white);
    border-radius: var(--yk-radius-lg);
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.06);
}

.yk-widget-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--yk-dark);
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--yk-gray-bg);
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.yk-search-form .input-group {
    border-radius: var(--yk-radius);
    overflow: hidden;
}

.yk-search-form input {
    border: 2px solid var(--yk-gray-bg);
    border-right: none;
    padding: 12px 15px;
}

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

.yk-search-btn {
    background: var(--yk-gradient);
    color: var(--yk-white);
    border: none;
    padding: 0 20px;
}

.yk-search-btn:hover {
    background: var(--yk-gradient-dark);
    color: var(--yk-white);
}

.yk-widget-list {
    list-style: none;
}

.yk-widget-list li a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--yk-gray-bg);
    color: var(--yk-dark-light);
    transition: var(--yk-transition);
}

.yk-widget-list li a:hover {
    color: var(--yk-primary);
    padding-left: 5px;
}

.yk-cat-count {
    background: var(--yk-primary-light);
    color: var(--yk-primary);
    padding: 2px 10px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
}

.yk-random-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.yk-random-item {
    display: flex;
    gap: 15px;
    align-items: center;
}

.yk-random-img {
    width: 80px;
    height: 60px;
    border-radius: var(--yk-radius-sm);
    overflow: hidden;
    flex-shrink: 0;
}

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

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

.yk-random-info h5 a {
    color: var(--yk-dark);
}

.yk-random-info h5 a:hover {
    color: var(--yk-primary);
}

.yk-random-info span {
    font-size: 12px;
    color: var(--yk-gray);
}

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

.yk-tag-item {
    padding: 6px 14px;
    background: var(--yk-gray-bg);
    border-radius: 50px;
    font-size: 13px;
    color: var(--yk-dark-light);
    transition: var(--yk-transition);
}

.yk-tag-item:hover {
    background: var(--yk-gradient);
    color: var(--yk-white);
}

.yk-widget-contact-body p {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    color: var(--yk-dark-light);
    font-size: 14px;
}

.yk-widget-contact-body p i {
    color: var(--yk-primary);
    width: 20px;
}

.yk-widget-btn {
    display: block;
    width: 100%;
    padding: 12px;
    background: var(--yk-gradient);
    color: var(--yk-white);
    text-align: center;
    border-radius: var(--yk-radius-sm);
    font-weight: 600;
    margin-top: 15px;
    transition: var(--yk-transition);
}

.yk-widget-btn:hover {
    box-shadow: var(--yk-shadow);
    transform: translateY(-2px);
    color: var(--yk-white);
}

.yk-widget-sticky {
    position: sticky;
    top: 100px;
}

/* 相关资讯 */
.yk-related-news-section {
    padding: 40px 0 80px;
    background: var(--yk-white);
}

.yk-related-card {
    background: var(--yk-white);
    border-radius: var(--yk-radius);
    overflow: hidden;
    box-shadow: 0 3px 15px rgba(0,0,0,0.06);
    transition: var(--yk-transition);
}

.yk-related-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--yk-shadow);
}

.yk-related-img {
    height: 160px;
    overflow: hidden;
}

.yk-related-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--yk-transition);
}

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

.yk-related-body {
    padding: 20px;
}

.yk-related-body h5 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 8px;
    line-height: 1.4;
}

.yk-related-body h5 a {
    color: var(--yk-dark);
}

.yk-related-body h5 a:hover {
    color: var(--yk-primary);
}

.yk-related-body span {
    font-size: 13px;
    color: var(--yk-gray);
}

/* ===== 文章详情页 ===== */
.yk-banner-detail {
    padding: 100px 0 60px;
}

.yk-detail-meta-top {
    display: flex;
    justify-content: center;
    gap: 25px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    color: rgba(255,255,255,0.9);
    font-size: 14px;
}

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

.yk-detail-meta-top i {
    color: var(--yk-accent);
}

.yk-detail-title {
    font-size: 36px;
    line-height: 1.3;
}

.yk-detail-keywords {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.yk-detail-tag {
    padding: 6px 16px;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    color: var(--yk-white);
    font-size: 13px;
    border: 1px solid rgba(255,255,255,0.2);
}

.yk-detail-section {
    padding: 60px 0 80px;
    background: var(--yk-gray-bg);
}

.yk-article {
    background: var(--yk-white);
    border-radius: var(--yk-radius-lg);
    padding: 40px;
    box-shadow: 0 3px 20px rgba(0,0,0,0.06);
}

.yk-article-cover {
    margin: -40px -40px 30px;
    border-radius: var(--yk-radius-lg) var(--yk-radius-lg) 0 0;
    overflow: hidden;
}

.yk-cover-img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.yk-article-summary {
    background: linear-gradient(135deg, #FFF3E0 0%, #FFFFFF 100%);
    border-left: 4px solid var(--yk-primary);
    padding: 20px 25px;
    border-radius: 0 var(--yk-radius-sm) var(--yk-radius-sm) 0;
    margin-bottom: 30px;
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.yk-article-summary i {
    color: var(--yk-primary);
    font-size: 24px;
    flex-shrink: 0;
    margin-top: 3px;
}

.yk-article-summary p {
    margin: 0;
    color: var(--yk-dark-light);
    line-height: 1.7;
}

/* 正文内容样式 */
.content {
    font-size: 16px;
    line-height: 1.9;
    color: var(--yk-dark-light);
}

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

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

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

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

.content li {
    margin-bottom: 8px;
}

.content blockquote {
    background: var(--yk-gray-bg);
    border-left: 4px solid var(--yk-primary);
    padding: 20px 25px;
    margin: 20px 0;
    border-radius: 0 var(--yk-radius-sm) var(--yk-radius-sm) 0;
    font-style: italic;
}

.content table {
    width: 100%;
    margin: 20px 0;
    border-collapse: collapse;
}

.content th,
.content td {
    padding: 12px;
    border: 1px solid var(--yk-gray-bg);
    text-align: left;
}

.content th {
    background: var(--yk-primary-light);
    font-weight: 600;
}

.yk-article-footer {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--yk-gray-bg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.yk-article-share {
    display: flex;
    align-items: center;
    gap: 10px;
}

.yk-article-share span {
    color: var(--yk-gray);
    font-size: 14px;
}

.yk-share-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--yk-white);
    transition: var(--yk-transition);
}

.yk-share-btn:hover {
    transform: translateY(-3px);
}

.yk-share-wechat { background: #07C160; }
.yk-share-weibo { background: #E6162D; }
.yk-share-qq { background: #12B7F5; }
.yk-share-link { background: var(--yk-gray); }

.yk-article-nav {
    display: flex;
    gap: 15px;
}

.yk-article-prev,
.yk-article-next {
    padding: 10px 20px;
    background: var(--yk-gray-bg);
    border-radius: var(--yk-radius-sm);
    font-size: 14px;
    font-weight: 600;
    color: var(--yk-dark);
    transition: var(--yk-transition);
}

.yk-article-prev:hover,
.yk-article-next:hover {
    background: var(--yk-gradient);
    color: var(--yk-white);
}

.yk-related-articles {
    margin-top: 40px;
    background: var(--yk-white);
    border-radius: var(--yk-radius-lg);
    padding: 30px;
    box-shadow: 0 3px 20px rgba(0,0,0,0.06);
}

.yk-related-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.yk-related-item {
    display: flex;
    gap: 15px;
    align-items: center;
    padding: 15px;
    background: var(--yk-gray-bg);
    border-radius: var(--yk-radius-sm);
    transition: var(--yk-transition);
}

.yk-related-item:hover {
    background: var(--yk-primary-light);
}

.yk-related-thumb {
    width: 80px;
    height: 60px;
    border-radius: var(--yk-radius-sm);
    overflow: hidden;
    flex-shrink: 0;
}

.yk-related-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.yk-related-info h5 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 5px;
}

.yk-related-info h5 a {
    color: var(--yk-dark);
}

.yk-related-info h5 a:hover {
    color: var(--yk-primary);
}

.yk-related-info span {
    font-size: 13px;
    color: var(--yk-gray);
}

.yk-detail-contact {
    margin-top: 40px;
    background: var(--yk-white);
    border-radius: var(--yk-radius-lg);
    padding: 30px;
    box-shadow: 0 3px 20px rgba(0,0,0,0.06);
}

.yk-detail-contact-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.yk-detail-contact-title i {
    color: var(--yk-primary);
}

.yk-detail-form .yk-form-control {
    margin-bottom: 0;
}

/* 作者信息 */
.yk-widget-author {
    text-align: center;
}

.yk-author-header {
    margin-bottom: 20px;
}

.yk-author-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--yk-primary-light);
    margin-bottom: 15px;
}

.yk-author-header h4 {
    font-size: 20px;
    font-weight: 700;
    color: var(--yk-dark);
    margin-bottom: 5px;
}

.yk-author-header p {
    color: var(--yk-gray);
    font-size: 14px;
    margin: 0;
}

.yk-author-stats {
    display: flex;
    justify-content: space-around;
    padding-top: 20px;
    border-top: 1px solid var(--yk-gray-bg);
}

.yk-author-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.yk-author-stat .yk-stat-num {
    font-size: 20px;
    font-weight: 800;
    color: var(--yk-primary);
}

.yk-author-stat .yk-stat-label {
    font-size: 12px;
    color: var(--yk-gray);
    margin-top: 3px;
}

/* 最新文章 */
.yk-latest-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.yk-latest-item {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.yk-latest-num {
    width: 30px;
    height: 30px;
    background: var(--yk-gradient);
    color: var(--yk-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    flex-shrink: 0;
}

.yk-latest-info h5 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 5px;
    line-height: 1.4;
}

.yk-latest-info h5 a {
    color: var(--yk-dark);
}

.yk-latest-info h5 a:hover {
    color: var(--yk-primary);
}

.yk-latest-info span {
    font-size: 12px;
    color: var(--yk-gray);
}

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

.yk-about-img-wrap {
    position: relative;
    padding: 20px;
}

.yk-about-img-main {
    border-radius: var(--yk-radius-lg);
    overflow: hidden;
    box-shadow: var(--yk-shadow-lg);
}

.yk-about-img {
    width: 100%;
    border-radius: var(--yk-radius-lg);
}

.yk-about-img-sub {
    position: absolute;
    bottom: -20px;
    right: -10px;
    width: 200px;
    border-radius: var(--yk-radius);
    overflow: hidden;
    box-shadow: var(--yk-shadow-lg);
    border: 5px solid var(--yk-white);
}

.yk-about-img-sm {
    width: 100%;
    border-radius: var(--yk-radius);
}

.yk-about-experience {
    position: absolute;
    top: 40px;
    left: -10px;
    background: var(--yk-gradient);
    color: var(--yk-white);
    padding: 20px 25px;
    border-radius: var(--yk-radius);
    text-align: center;
    box-shadow: var(--yk-shadow-lg);
}

.yk-exp-num {
    display: block;
    font-size: 36px;
    font-weight: 800;
    line-height: 1;
}

.yk-exp-text {
    font-size: 14px;
    font-weight: 500;
}

.yk-about-content {
    padding-left: 30px;
}

.yk-about-lead {
    font-size: 18px;
    color: var(--yk-primary);
    font-weight: 600;
    margin-bottom: 20px;
    line-height: 1.7;
}

.yk-about-text {
    color: var(--yk-gray);
    line-height: 1.9;
    margin-bottom: 20px;
}

.yk-about-features {
    margin-top: 30px;
}

.yk-about-feat {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    background: var(--yk-gray-bg);
    border-radius: var(--yk-radius-sm);
    transition: var(--yk-transition);
}

.yk-about-feat:hover {
    background: var(--yk-primary-light);
    transform: translateX(5px);
}

.yk-about-feat i {
    font-size: 24px;
    color: var(--yk-primary);
}

.yk-about-feat span {
    font-weight: 600;
    color: var(--yk-dark);
}

/* 发展历程 */
.yk-about-history {
    padding-bottom: 80px;
    background: var(--yk-gray-bg);
}

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

.yk-history-timeline .yk-timeline-line {
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    top: 0;
    background: linear-gradient(180deg, var(--yk-primary) 0%, var(--yk-secondary) 100%);
}

.yk-history-item {
    position: relative;
    width: 50%;
    padding: 20px 40px;
}

.yk-history-left {
    left: 0;
    text-align: right;
}

.yk-history-right {
    left: 50%;
    text-align: left;
}

.yk-history-dot {
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--yk-white);
    border: 4px solid var(--yk-primary);
    border-radius: 50%;
    top: 30px;
}

.yk-history-left .yk-history-dot {
    right: -10px;
}

.yk-history-right .yk-history-dot {
    left: -10px;
}

.yk-history-content {
    background: var(--yk-white);
    padding: 25px;
    border-radius: var(--yk-radius);
    box-shadow: 0 3px 15px rgba(0,0,0,0.08);
    transition: var(--yk-transition);
}

.yk-history-content:hover {
    transform: translateY(-5px);
    box-shadow: var(--yk-shadow);
}

.yk-history-year {
    display: inline-block;
    background: var(--yk-gradient);
    color: var(--yk-white);
    padding: 4px 15px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 10px;
}

.yk-history-content h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--yk-dark);
    margin-bottom: 8px;
}

.yk-history-content p {
    color: var(--yk-gray);
    font-size: 14px;
    margin: 0;
}

@media (max-width: 767px) {
    .yk-history-timeline .yk-timeline-line {
        left: 20px;
    }
    .yk-history-item {
        width: 100%;
        left: 0 !important;
        padding-left: 60px;
        text-align: left !important;
    }
    .yk-history-dot {
        left: 10px !important;
        right: auto !important;
    }
}

/* 核心数据 */
.yk-about-stats {
    padding: 60px 0;
    background: var(--yk-gradient);
}

.yk-stat-box {
    text-align: center;
    color: var(--yk-white);
    padding: 30px;
}

.yk-stat-box i {
    font-size: 40px;
    margin-bottom: 15px;
    display: block;
    color: var(--yk-accent);
}

.yk-stat-number {
    font-size: 42px;
    font-weight: 800;
    display: block;
    line-height: 1;
}

.yk-stat-box .yk-stat-label {
    font-size: 16px;
    margin-top: 10px;
    opacity: 0.9;
}

/* 团队 */
.yk-about-team {
    padding-bottom: 80px;
    background: var(--yk-white);
}

.yk-team-card {
    background: var(--yk-white);
    border-radius: var(--yk-radius-lg);
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: var(--yk-transition);
    text-align: center;
}

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

.yk-team-img {
    height: 250px;
    overflow: hidden;
}

.yk-team-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--yk-transition);
}

.yk-team-card:hover .yk-team-img img {
    transform: scale(1.1);
}

.yk-team-info {
    padding: 25px;
}

.yk-team-info h4 {
    font-size: 20px;
    font-weight: 700;
    color: var(--yk-dark);
    margin-bottom: 5px;
}

.yk-team-info span {
    display: block;
    color: var(--yk-primary);
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 10px;
}

.yk-team-info p {
    color: var(--yk-gray);
    font-size: 14px;
    margin: 0;
}

/* CTA */
.yk-about-cta {
    padding-bottom: 80px;
    background: var(--yk-gray-bg);
}

.yk-cta-box {
    background: var(--yk-gradient);
    border-radius: var(--yk-radius-lg);
    padding: 50px;
    color: var(--yk-white);
    position: relative;
    overflow: hidden;
}

.yk-cta-box::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
}

.yk-cta-box h3 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 10px;
}

.yk-cta-box p {
    opacity: 0.9;
    margin: 0;
}

/* ===== 联系我们页 ===== */
.yk-contact-info-section {
    padding: 60px 0 40px;
    background: var(--yk-gray-bg);
}

.yk-contact-info-card {
    background: var(--yk-white);
    border-radius: var(--yk-radius-lg);
    padding: 35px 25px;
    text-align: center;
    transition: var(--yk-transition);
    height: 100%;
    border: 2px solid transparent;
}

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

.yk-info-icon {
    width: 70px;
    height: 70px;
    background: var(--yk-primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 30px;
    color: var(--yk-primary);
    transition: var(--yk-transition);
}

.yk-contact-info-card:hover .yk-info-icon {
    background: var(--yk-gradient);
    color: var(--yk-white);
    transform: rotateY(360deg);
}

.yk-contact-info-card h4 {
    font-size: 20px;
    font-weight: 700;
    color: var(--yk-dark);
    margin-bottom: 10px;
}

.yk-contact-info-card p {
    font-size: 16px;
    color: var(--yk-primary);
    font-weight: 600;
    margin-bottom: 5px;
}

.yk-contact-info-card > span {
    display: block;
    color: var(--yk-gray);
    font-size: 13px;
    margin-bottom: 20px;
}

.yk-info-btn {
    display: inline-block;
    padding: 10px 25px;
    border: 2px solid var(--yk-primary);
    color: var(--yk-primary);
    border-radius: 50px;
    font-weight: 600;
    font-size: 14px;
    transition: var(--yk-transition);
}

.yk-info-btn:hover {
    background: var(--yk-gradient);
    color: var(--yk-white);
    border-color: transparent;
}

.yk-contact-form-section {
    padding-bottom: 80px;
    background: var(--yk-gray-bg);
}

.yk-form-wrapper {
    background: var(--yk-white);
    border-radius: var(--yk-radius-lg);
    padding: 40px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.08);
}

.yk-form-header {
    margin-bottom: 30px;
}

.yk-contact-sidebar {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.yk-contact-qr,
.yk-contact-hours,
.yk-contact-faq {
    background: var(--yk-white);
    border-radius: var(--yk-radius-lg);
    padding: 30px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.06);
}

.yk-contact-qr h4,
.yk-contact-hours h4,
.yk-contact-faq h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.yk-contact-qr h4 i,
.yk-contact-hours h4 i,
.yk-contact-faq h4 i {
    color: var(--yk-primary);
}

.yk-qr-img-wrap {
    text-align: center;
    margin-bottom: 15px;
}

.yk-qr-img-wrap img {
    max-width: 200px;
    border-radius: var(--yk-radius-sm);
    border: 3px solid var(--yk-primary-light);
}

.yk-contact-qr p {
    text-align: center;
    color: var(--yk-primary);
    font-weight: 600;
    margin-bottom: 5px;
}

.yk-contact-qr > span {
    display: block;
    text-align: center;
    color: var(--yk-gray);
    font-size: 13px;
}

.yk-hours-list {
    list-style: none;
}

.yk-hours-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--yk-gray-bg);
}

.yk-hours-tag {
    padding: 4px 12px;
    background: var(--yk-success);
    color: var(--yk-white);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
}

.yk-hours-urgent {
    background: var(--yk-danger);
    animation: yk-urgent-pulse 2s infinite;
}

@keyframes yk-urgent-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.yk-contact-faq-list {
    list-style: none;
}

.yk-contact-faq-list li a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    color: var(--yk-dark-light);
    font-size: 14px;
    border-bottom: 1px solid var(--yk-gray-bg);
    transition: var(--yk-transition);
}

.yk-contact-faq-list li a:hover {
    color: var(--yk-primary);
    padding-left: 5px;
}

.yk-contact-faq-list li a i {
    color: var(--yk-primary);
    font-size: 12px;
}

.yk-contact-map {
    padding-bottom: 80px;
    background: var(--yk-gray-bg);
}

.yk-map-wrapper {
    background: var(--yk-white);
    border-radius: var(--yk-radius-lg);
    overflow: hidden;
    box-shadow: 0 3px 20px rgba(0,0,0,0.06);
}

.yk-map-info {
    padding: 25px 30px;
    border-bottom: 1px solid var(--yk-gray-bg);
}

.yk-map-info h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.yk-map-info h4 i {
    color: var(--yk-primary);
}

.yk-map-info p {
    margin-bottom: 8px;
    color: var(--yk-dark-light);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.yk-map-info p i {
    color: var(--yk-primary);
    width: 18px;
}

.yk-map-placeholder {
    height: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--yk-gray-bg);
    color: var(--yk-gray);
    gap: 15px;
}

.yk-map-placeholder i {
    font-size: 60px;
    color: var(--yk-primary-light);
}

/* ===== 底部 ===== */
.yk-footer {
    background: var(--yk-dark);
    color: rgba(255,255,255,0.7);
}

.yk-footer-main {
    padding: 70px 0 40px;
}

.yk-footer-brand {
    padding-right: 30px;
}

.yk-footer-logo {
    height: 50px;
    margin-bottom: 20px;
}

.yk-footer-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--yk-white);
    margin-bottom: 15px;
}

.yk-footer-desc {
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.yk-footer-contact p {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    font-size: 14px;
}

.yk-footer-contact i {
    color: var(--yk-primary);
    width: 20px;
}

.yk-footer-heading {
    font-size: 18px;
    font-weight: 700;
    color: var(--yk-white);
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 12px;
}

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

.yk-footer-list {
    list-style: none;
}

.yk-footer-list li a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 0;
    color: rgba(255,255,255,0.7);
    font-size: 14px;
    transition: var(--yk-transition);
}

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

.yk-footer-list li a i {
    color: var(--yk-primary);
    font-size: 12px;
}

.yk-qr-box {
    text-align: center;
}

.yk-qr-img {
    max-width: 150px;
    border-radius: var(--yk-radius-sm);
    border: 3px solid rgba(255,255,255,0.1);
    margin-bottom: 15px;
}

.yk-qr-text {
    font-size: 14px;
    color: var(--yk-primary);
    font-weight: 600;
}

.yk-friend-links {
    background: rgba(255,255,255,0.03);
    padding: 20px 0;
    border-top: 1px solid rgba(255,255,255,0.05);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

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

.yk-friend-label {
    color: var(--yk-white);
    font-weight: 600;
    font-size: 14px;
    white-space: nowrap;
}

.yk-friend-label i {
    color: var(--yk-primary);
}

.yk-friend-list {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.yk-friend-list a {
    color: rgba(255,255,255,0.6);
    font-size: 13px;
    transition: var(--yk-transition);
}

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

.yk-footer-bottom {
    padding: 20px 0;
    background: rgba(0,0,0,0.2);
}

.yk-copyright {
    margin: 0;
    font-size: 13px;
    color: rgba(255,255,255,0.5);
}

.yk-icp {
    margin-left: 15px;
    color: rgba(255,255,255,0.4);
}

.yk-footer-sitemap {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.yk-footer-sitemap a {
    color: rgba(255,255,255,0.6);
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: var(--yk-transition);
}

.yk-footer-sitemap a:hover {
    color: var(--yk-primary);
}

.yk-footer-sitemap a i {
    color: var(--yk-primary);
}

.yk-divider {
    color: rgba(255,255,255,0.2);
}

/* ===== 返回顶部 ===== */
.yk-backtop {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--yk-gradient);
    color: var(--yk-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--yk-transition);
    z-index: 999;
    box-shadow: var(--yk-shadow);
}

.yk-backtop.yk-show {
    opacity: 1;
    visibility: visible;
}

.yk-backtop:hover {
    transform: translateY(-5px);
    box-shadow: var(--yk-shadow-lg);
}

/* ===== 响应式调整 ===== */
@media (max-width: 1199px) {
    .yk-section-title {
        font-size: 30px;
    }
    .yk-hero-title {
        font-size: 40px;
    }
}

@media (max-width: 767px) {
    .yk-section-header {
        padding: 50px 0 30px;
    }
    .yk-section-title {
        font-size: 24px;
    }
    .yk-banner-title {
        font-size: 28px;
    }
    .yk-hero-title {
        font-size: 28px;
    }
    .yk-cta-title {
        font-size: 24px;
    }
    .yk-about-img-sub {
        display: none;
    }
    .yk-about-experience {
        position: relative;
        top: auto;
        left: auto;
        margin-top: 20px;
        display: inline-block;
    }
    .yk-about-content {
        padding-left: 0;
        margin-top: 30px;
    }
    .yk-article {
        padding: 25px;
    }
    .yk-article-cover {
        margin: -25px -25px 20px;
    }
    .yk-cover-img {
        height: 200px;
    }
    .yk-form-wrapper,
    .yk-contact-form-wrap {
        padding: 25px;
    }
    .yk-cta-box {
        padding: 30px;
    }
    .yk-footer-sitemap {
        margin-top: 15px;
    }
}

/* ===== 动画类 ===== */
.animate__animated {
    animation-duration: 1s;
    animation-fill-mode: both;
}

.animate__fadeInDown {
    animation-name: fadeInDown;
}

.animate__fadeInUp {
    animation-name: fadeInUp;
}

.animate__delay-1s {
    animation-delay: 0.3s;
}

.animate__delay-2s {
    animation-delay: 0.6s;
}

.animate__delay-3s {
    animation-delay: 0.9s;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translate3d(0, -30px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translate3d(0, 30px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

/* ===== 滚动显示动画 ===== */
.yk-scroll-show {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.yk-scroll-show.yk-visible {
    opacity: 1;
    transform: translateY(0);
}