/* about5.css - 关于我们页面样式 */

:root {
    --primary-color: #002878;
    --secondary-color: #f5f5f5;
    --text-primary: #333;
    --text-secondary: #666;
    --text-light: #999;
    --white: #ffffff;
    --border-color: #e0e0e0;
}

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

body {
    font-family: 'Microsoft YaHei', '微软雅黑', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--white);
}

a {
    text-decoration: none;
}
/* 容器 */
.container {
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 主内容区域 */
.main-content {
    padding-top: 0;
}

/* Page Hero */
.page-hero {
    position: relative;
    height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('/public/static/img/building.jpg');
    background-size: cover;
    background-position: center;
    animation: zoom-in 10s ease-out forwards;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 51, 102, 0.6);
}

.hero-content {
    position: relative;
    z-index: 2;
    animation: fade-in-up 1s ease-out;
}

.page-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.page-subtitle {
    font-size: 1.5rem;
    font-weight: 300;
}

/* 通用标题样式 */
.section-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-color);
    letter-spacing: 2px;
    margin-bottom: 12px;
    text-transform: uppercase;
    transition: color 0.8s cubic-bezier(0.4, 0, 0.2, 1); /* 标签颜色过渡 */
}

/* 悬停时标签保持清晰 */
.company-intro-section:hover .section-label {
    color: var(--primary-color); /* 确保标签颜色清晰可见 */
}

.section-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
    transition: color 0.8s cubic-bezier(0.4, 0, 0.2, 1); /* 标题颜色过渡 */
}

/* 悬停时标题颜色保持清晰 */
.company-intro-section:hover .section-title {
    color: var(--text-primary); /* 确保标题清晰可见 */
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
}

.section-header-center {
    text-align: center;
    margin-bottom: 60px;
}

/* 公司简介区域 - 三层结构 */
.company-intro-section {
    position: relative;
    min-height: 700px;
    overflow: hidden;
    cursor: pointer; /* 鼠标悬停时显示手型指针，提示可交互 */
}

/* 鼠标悬停时，白色覆盖层向左滑动 */
.company-intro-section:hover .intro-white-overlay {
    transform: translateX(-100%); /* 向左滑动100%的宽度，完全移出显示背景 */
}

/* 第一层：背景图片（会议室图片，通栏）*/
.intro-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('/public/static/img/about/98e1a6515cf1357773dca0ec088ea3fb.jpg');
    background-size: cover;
    background-position: center;
    z-index: 1;
}

/* 第二层：白色斜切PNG图片覆盖层 */
.intro-white-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('/public/static/img/aboutq.png');
    background-size: cover;
    background-position: center bottom;
    background-repeat: no-repeat;
    z-index: 2;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1); /* 平滑滑动动画效果 */
    will-change: transform; /* 优化性能 */
}

/* 第三层：文字内容层 */
.intro-content-layer {
    position: relative;
    z-index: 3;
    padding: 80px 0;
    min-height: 700px;
    display: flex;
    align-items: center;
}

.intro-content-layer .container {
    width: 100%;
}

.intro-text-wrapper {
    max-width: 750px;
    padding: 40px 50px;
    background: rgba(255, 255, 255, 0); /* 初始透明背景 */
    border-radius: 12px;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1); /* 与覆盖层动画同步 */
}

/* 当白色覆盖层移出时，文字区域显示明显的背景 */
.company-intro-section:hover .intro-text-wrapper {
    background: rgba(255, 255, 255, 0.65); /* 半透明白色背景 */
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15); /* 添加阴影让文字区域更突出 */
    padding: 40px 50px; /* 保持内边距 */
}

.intro-description {
    margin: 30px 0 40px;
}


.intro-description p {
    text-indent: 2em;
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    transition: color 0.8s cubic-bezier(0.4, 0, 0.2, 1); /* 文字颜色过渡 */
}

/* 悬停时文字颜色加深，更清晰 */
.company-intro-section:hover .intro-description p {
    color: var(--text-primary); /* 从次要文字色变为主要文字色，更清晰 */
}

/* 关键数据统计 */
.intro-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin: 40px 0;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1); /* 与覆盖层动画同步 */
}

/* 悬停时统计数据更明显 */
.company-intro-section:hover .intro-stats {
    margin-top: 40px;
    margin-bottom: 40px;
}

.stat-box {
    text-align: left;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: 8px;
}

.stat-plus {
    font-size: 2rem;
}

.stat-line {
    width: 40px;
    height: 2px;
    background: var(--primary-color);
    margin: 10px 0;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.4;
    transition: color 0.8s cubic-bezier(0.4, 0, 0.2, 1); /* 标签文字颜色过渡 */
}

/* 悬停时统计标签文字更清晰 */
.company-intro-section:hover .stat-label {
    color: var(--text-primary); /* 悬停时标签文字变为主要文字色 */
}

/* 操作按钮 */
.intro-actions {
    display: flex;
    gap: 20px;
    margin-top: 40px;
}

.btn-outline {
    padding: 14px 32px;
    background: transparent;
    border: 2px solid var(--primary-color);
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 500;
    color: var(--primary-color);
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.btn-primary {
    padding: 14px 32px;
    background: var(--primary-color);
    border: 2px solid var(--primary-color);
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 500;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: #0052a3;
    border-color: #0052a3;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 102, 204, 0.3);
}

/* 企业文化区域 */
.corporate-culture-section {
    padding: 100px 0;
    background: white;
}

.culture-layout {
    display: flex;
    gap: 40px;
    align-items: stretch;
}

/* 左侧品牌标识竖条 */
.culture-sidebar {
    flex: 0 0 200px;
    background: linear-gradient(180deg, var(--primary-color) 0%, #001a4d 100%);
    border-radius: 16px;
    padding: 50px 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 500px;
    position: relative;
    overflow: hidden;
}

.culture-sidebar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="40" fill="rgba(255,255,255,0.03)"/></svg>');
    opacity: 0.5;
}

.culture-sidebar-content {
    text-align: center;
    writing-mode: vertical-rl;
    text-orientation: upright;
    position: relative;
    z-index: 1;
}

.sidebar-label {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 2px;
   
    display: block;
    writing-mode: vertical-rl;
    text-orientation: mixed;
}

.sidebar-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: white;
    letter-spacing: 15px;
    line-height: 1.8;
}

/* 右侧文化卡片网格 */
.culture-cards-grid {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 30px;
}

/* 文化卡片样式 */
.culture-card {
    background: #f5f7fa;
    padding: 40px 35px;
    border-radius: 16px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    position: relative;
    overflow: hidden;
}

.culture-card::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 30px;
    transform: translateY(-50%);
    font-size: 7rem;
    font-weight: 900;
    opacity: 0.08;
    z-index: 0;
    line-height: 1;
}

.culture-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 40, 120, 0.15);
}

/* 愿景卡片 - 左上角 */
.vision-card {
    grid-column: 1;
    grid-row: 1;
}

.vision-card::before {
    content: '01';
    color: var(--primary-color);
}

/* 使命卡片 - 右上角 */
.mission-card {
    grid-column: 2;
    grid-row: 1;
}

.mission-card::before {
    content: '02';
    color: var(--primary-color);
}

/* 价值观卡片 - 底部全宽 */
.value-card.full-width {
    grid-column: 1 / 3;
    grid-row: 2;
}

.value-card::before {
    content: '03';
    color: var(--primary-color);
}

.value-card::after {
    content: '';
    position: absolute;
    right: 0;
    bottom: 0;
    width: 50%;
    height: 100%;
    background-image: url('/public/static/img/jiazhibg.png');
    background-size: contain;
    background-position: right bottom;
    background-repeat: no-repeat;
    opacity: 0.3;
    z-index: 0;
}

/* 卡片内容布局 */
.card-content-wrapper {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    min-height: 180px;
}

.card-text-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.card-title-en {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 0;
    line-height: 1;
}

.vision-card .card-title-en {
    color: var(--primary-color);
}

.mission-card .card-title-en {
    color: var(--primary-color);
}

.value-card .card-title-en {
    color: var(--primary-color);
}

/* 卡片中文标题 */
.card-title-zh {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: 60px;
    margin-bottom: 15px;
}

/* 卡片描述 */
.card-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

/* 卡片右侧圆形图标 */
.card-icon-circle {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    flex-shrink: 0;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.vision-card .card-icon-circle {
    background: linear-gradient(135deg, var(--primary-color), #0052a3);
    color: white;
}

.mission-card .card-icon-circle {
    background: linear-gradient(135deg, var(--primary-color), #0052a3);
    color: white;
}

.value-card .card-icon-circle {
    background: linear-gradient(135deg, var(--primary-color), #0052a3);
    color: white;
}

/* 发展历程区域 */
.development-history-section {
    padding: 100px 0;
    background: url('/public/static/img/fzlcbg.jpg');
    background-position: bottom center;
    background-size: cover;
    background-repeat: no-repeat;
    position: relative;
    overflow: hidden;
}

.development-history-section .container {
    position: relative;
    z-index: 1;
}

.history-header {
    text-align: center;
    margin-bottom: 80px;
}

.history-content {
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 120px;
    max-width: 100%;
}

/* 左侧年份显示 */
.history-year-display {
    display: flex;
    align-items: flex-start;
    gap: 0;
}

.year-prefix {
    font-size: 7rem;
    font-weight: 700;
    color: #e0e0e0;
    line-height: 1.5;
}

.year-slider-wrapper {
    height: 300px;
    overflow: hidden;
    position: relative;
}

.year-slider {
    transition: transform 0.5s ease;
}

.year-number {
    font-size: 6rem;
    font-weight: 700;
    line-height: 1.6;
    height: 160px;
    display: flex;
    align-items: center;
    color: #e0e0e0;
    transition: all 0.5s ease;
    cursor: pointer;
}

.year-number.active {
    color: var(--primary-color);
    font-size: 7rem;
}

.year-number.next-visible {
    color: #d0d0d0;
    font-size: 5rem;
}

/* 中间控制按钮 */
.history-controls {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.history-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    background: white;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1.2rem;
}

.history-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: scale(1.1);
}

.history-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.history-btn:disabled:hover {
    background: white;
    color: var(--text-secondary);
    border-color: var(--border-color);
    transform: none;
}

/* 右侧内容显示 */
.history-details {
    flex: 1;
    
    position: relative;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.history-item {
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.5s ease;
    display: none;
    position: relative;
}

.history-item.active,
.history-item.next-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    display: block;
}

.history-item.next-visible {
    opacity: 0.6;
}

.history-year-tag {
    position: absolute;
    top: 0;
    right: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-light);
    padding: 0;
    margin: 0;
}

.history-event-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 15px;
    line-height: 1.3;
    padding-right: 80px;
}

.history-event-desc {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 8px;
}

.history-event-desc:last-child {
    margin-bottom: 0;
}

.history-event-desc::before {
    content: '•';
    color: var(--primary-color);
    font-weight: bold;
    margin-right: 10px;
}

/* 全球布局区域 */
.global-layout-section {
    padding: 100px 0;
    background: white;
}

.global-header {
    text-align: center;
    margin-bottom: 60px;
}

.global-content {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 40px;
}

.global-map-image {
    width: 100%;
    max-width: 100%;
    height: auto;
    display: block;
}

.global-description {
    text-align: center;
    margin-top: 40px;
}

.global-description p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 900px;
    margin: 0 auto;
}

/* 企业资质区域 */
.qualifications-overview-section {
    padding: 100px 0;
    background: white;
}

.qualifications-bg {
    position: relative;
    background: linear-gradient(135deg, #0066cc 0%, #004d99 100%);
    border-radius: 20px;
    padding: 80px 100px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    overflow: hidden;
}

.qualifications-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

.qualifications-content {
    flex: 1;
    position: relative;
    z-index: 2;
}

.qualifications-list {
    margin: 40px 0;
}

.qualification-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    font-size: 1.1rem;
    color: white;
}

.qualification-item i {
    font-size: 1.5rem;
    color: #00ff88;
}

.qualifications-note {
    margin-top: 30px;
}

.qualifications-note p {
    font-size: 1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.9);
}

.qualifications-sidebar {
    flex: 0 0 80px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    writing-mode: vertical-rl;
    text-orientation: mixed;
}

.sidebar-title {
    font-size: 2.2rem;
    font-weight: 700;
    writing-mode: vertical-rl;
    color: white;
    letter-spacing: 6px;
    
    text-align: center;
}

/* 课程展示区域 */
.training-section {
    padding: 100px 0;
    background: var(--secondary-color);
}

.training-tabs {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
}

.training-tab {
    padding: 12px 30px;
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.training-tab:hover,
.training-tab.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.training-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.training-card {
    background: white;
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.training-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 102, 204, 0.15);
}

.training-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #0066cc, #0099ff);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.training-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.training-desc {
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

/* 精益管理区域 */
.lean-management-section {
    padding: 100px 0;
    background: white;
}

.lean-content {
    position: relative;
    height: 600px;
    margin-top: 60px;
}

.lean-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.lean-center-circle {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, #0066cc, #0099ff);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 40px rgba(0, 102, 204, 0.3);
}

.lean-center-text {
    font-size: 2rem;
    font-weight: 700;
    color: white;
    text-align: center;
    line-height: 1.5;
}

.lean-items {
    position: relative;
    width: 100%;
    height: 100%;
}

.lean-item {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.lean-icon {
    width: 100px;
    height: 100px;
    background: var(--secondary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--primary-color);
    box-shadow: 0 6px 20px rgba(0, 102, 204, 0.1);
    transition: all 0.3s ease;
}

.lean-item:hover .lean-icon {
    background: var(--primary-color);
    color: white;
    transform: scale(1.1);
}

.lean-text {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
}

/* 精益案例区域 */
.lean-cases-section {
    padding: 100px 0;
    background: var(--secondary-color);
}

.cases-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 60px;
}

.case-form {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.form-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 30px;
}

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

.form-field label {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.form-field input,
.form-field textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.form-field input:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

.form-submit {
    width: 100%;
    padding: 15px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.form-submit:hover {
    background: #0052a3;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 102, 204, 0.3);
}

.case-display {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.case-display img {
    width: 100%;
    height: 350px;
    object-fit: cover;
}

.case-info {
    padding: 30px;
}

.case-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.case-desc {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

/* 合作伙伴区域 */
.partners-section {
    position: relative;
    min-height: 700px;
    background-image: url('/public/static/img/hezuo.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    padding: 100px 0;
}

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

.partners-content-left {
    max-width: 500px;
}

.partners-number {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin-bottom: 30px;
}

.number-big {
    font-size: 6rem;
    font-weight: 700;
    color: #d32f2f;
    line-height: 1;
}

.number-plus {
    font-size: 4rem;
    font-weight: 700;
    color: #d32f2f;
    line-height: 1;
}

.number-text {
    font-size: 1.8rem;
    font-weight: 400;
    color: #002878;
    line-height: 1;
    margin-top: 20px;
}

.partners-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #002878;
    margin-bottom: 30px;
    line-height: 1.2;
}

.partners-line {
    width: 80px;
    height: 4px;
    background: #002878;
    margin-bottom: 30px;
}

.partners-desc-en {
    font-size: 1.1rem;
    color: #666;
    line-height: 1.8;
}

/* 动画 */
@keyframes zoom-in {
    from {
        transform: scale(1);
    }
    to {
        transform: scale(1.1);
    }
}

@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 1440px) {
    .intro-text-wrapper {
        max-width: 850px;
    }
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .container {
        padding: 0 40px;
    }
    
    .intro-content-layer {
        padding: 60px 0;
    }
    
    .intro-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .culture-layout {
        flex-direction: column;
    }
    
    .culture-sidebar {
        width: 100%;
        flex: none;
        min-height: 150px;
        padding: 30px;
    }
    
    .culture-sidebar-content {
        writing-mode: horizontal-tb;
        text-orientation: initial;
    }
    
    .sidebar-title {
        letter-spacing: 4px;
    }
    
    .culture-cards-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }
    
    .vision-card,
    .mission-card,
    .value-card.full-width {
        grid-column: 1;
        grid-row: auto;
    }
    
    .qualifications-bg {
        flex-direction: column;
        padding: 60px 40px;
    }
    
    .training-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cases-layout {
        grid-template-columns: 1fr;
    }
    
    .partners-content-left {
        max-width: 100%;
    }
    
    .number-big {
        font-size: 4rem;
    }
    
    .number-plus {
        font-size: 3rem;
    }
    
    .number-text {
        font-size: 1.4rem;
    }
    
    .partners-title {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    .page-title {
        font-size: 3rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .intro-content-layer {
        padding: 40px 0;
    }
    
    .intro-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .intro-actions {
        flex-direction: column;
        gap: 15px;
    }
    
    .btn-outline,
    .btn-primary {
        width: 100%;
        text-align: center;
    }
    
    .card-content-wrapper {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .card-icon-circle {
        width: 80px;
        height: 80px;
        font-size: 2rem;
        margin: 0 auto;
    }
    
    .training-grid {
        grid-template-columns: 1fr;
    }
    
    .lean-content {
        height: 800px;
    }
    
    .lean-center-circle {
        width: 150px;
        height: 150px;
    }
    
    .lean-center-text {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .page-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .intro-stats {
        grid-template-columns: 1fr;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}