/* 关于意匠轩页面专用样式 */

/* 英雄区域样式 - 中式风格设计 */
.about-hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, 
        #2c1810 0%,     /* 深褐色 - 古木色 */
        #8b4513 25%,    /* 鞍褐色 - 传统木器色 */
        #d2691e 50%,    /* 巧克力色 - 古建筑瓦片色 */
        #daa520 75%,    /* 金棒色 - 传统金饰色 */
        #f4e4bc 100%);  /* 米黄色 - 宣纸色 */
    background-size: 400% 400%;
    animation: gradientShift 12s ease-in-out infinite;
    /* 添加中式纹理效果 */
    position: relative;
}

/* 渐变动画 */
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* 中式纸张纹理背景 */
.about-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><filter id="paper"><feTurbulence baseFrequency="0.04" numOctaves="5" result="noise" seed="1"/><feDiffuseLighting in="noise" lighting-color="rgba(139,69,19,0.3)" surfaceScale="1"><feDistantLight azimuth="45" elevation="60"/></feDiffuseLighting></filter></defs><rect width="100" height="100" filter="url(%23paper)" fill="rgba(244,228,188,0.1)"/></svg>');
    opacity: 0.6;
    mix-blend-mode: multiply;
    z-index: 1;
}

.hero-background-new {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

/* 传统图案装饰 - 中式回纹和云纹 */
.traditional-pattern {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 120%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="traditional" patternUnits="userSpaceOnUse" width="60" height="60"><g fill="none" stroke="rgba(218,165,32,0.15)" stroke-width="1.5"><path d="M15,15 L25,15 L25,25 L35,25 L35,35 L45,35 L45,45 L35,45 L35,35 L25,35 L25,25 L15,25 Z"/><circle cx="45" cy="15" r="6" fill="none" stroke="rgba(218,165,32,0.1)"/><path d="M10,45 Q20,35 30,45 Q40,55 50,45" stroke="rgba(139,69,19,0.1)"/></g></pattern></defs><rect width="100" height="100" fill="url(%23traditional)"/></svg>') repeat;
    opacity: 0.4;
    animation: floatPattern 25s linear infinite;
}

@keyframes floatPattern {
    0% { transform: translateX(0) translateY(0) rotate(0deg); }
    100% { transform: translateX(-20px) translateY(-20px) rotate(5deg); }
}

/* 中式八卦装饰元素 */
.geometric-decoration {
    position: absolute;
    bottom: 15%;
    left: 8%;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(218,165,32,0.2) 0%, rgba(139,69,19,0.1) 70%, transparent 100%);
    border-radius: 50%;
    border: 2px solid rgba(218,165,32,0.3);
    animation: chineseRotate 20s linear infinite;
    display: flex;
    align-items: center;
    justify-content: center;
}

.geometric-decoration::before {
    content: '⚊⚊ ⚋ ⚊⚊';
    position: absolute;
    color: rgba(218,165,32,0.6);
    font-size: 24px;
    font-family: serif;
    text-align: center;
    line-height: 1.2;
    letter-spacing: 2px;
}

.geometric-decoration::after {
    content: '';
    position: absolute;
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, rgba(218,165,32,0.1) 25%, transparent 25%, transparent 75%, rgba(218,165,32,0.1) 75%);
    background-size: 20px 20px;
    border-radius: 50%;
    animation: chineseRotate 15s linear infinite reverse;
}

@keyframes chineseRotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.hero-content {
    position: relative;
    z-index: 3;
    color: white;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
    animation: fadeInUp 1s ease-out;
}

/* 公司徽章样式 - 中式风格 */
.company-badge {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, rgba(218,165,32,0.3), rgba(139,69,19,0.2));
    border: 2px solid rgba(218,165,32,0.5);
    border-radius: 50px;
    padding: 15px 30px;
    margin-bottom: 30px;
    backdrop-filter: blur(10px);
    animation: chineseBadgeGlow 4s ease-in-out infinite;
    position: relative;
    overflow: hidden;
}

.company-badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(218,165,32,0.2), transparent);
    animation: shimmerEffect 3s infinite;
}

.company-badge i {
    font-size: 22px;
    color: #daa520;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

.company-badge span {
    font-size: 16px;
    font-weight: 600;
    color: #f4e4bc;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
    letter-spacing: 1px;
}

@keyframes chineseBadgeGlow {
    0%, 100% { 
        box-shadow: 0 0 20px rgba(218,165,32,0.3), inset 0 0 20px rgba(218,165,32,0.1);
        transform: translateY(0);
    }
    50% { 
        box-shadow: 0 0 30px rgba(218,165,32,0.5), inset 0 0 30px rgba(218,165,32,0.2);
        transform: translateY(-2px);
    }
}

@keyframes shimmerEffect {
    0% { left: -100%; }
    100% { left: 100%; }
}




.hero-content h1 {
    font-size: 52px;
    font-weight: 700;
    margin-bottom: 25px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    line-height: 1.1;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #ffffff 0%, #f0f0f0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 24px;
    margin-bottom: 50px;
    opacity: 0.95;
    font-weight: 300;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    line-height: 1.4;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 50px;
    margin-bottom: 50px;
    animation: fadeInUp 1.2s ease-out 0.5s both;
}

.hero-stats .stat-item {
    text-align: center;
    background: rgba(255, 255, 255, 0.1);
    padding: 25px 20px;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    min-width: 120px;
}

.hero-stats .stat-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.hero-stats .stat-number {
    display: block;
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 8px;
    color: #fff;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    line-height: 1;
}

.hero-stats .stat-label {
    font-size: 14px;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}




.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 16px;
    opacity: 0.9;
    background: rgba(255, 255, 255, 0.1);
    padding: 12px 24px;
    border-radius: 30px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: inline-flex;
}

.breadcrumb a {
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 500;
}

.breadcrumb a:hover {
    opacity: 1;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.breadcrumb span {
    color: rgba(255, 255, 255, 0.6);
}

/* 公司简介样式 */
.company-intro-detailed {
    padding: 100px 0;
    background: #f8f9fa;
}

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

.section-header h2 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    font-size: 40px;
    color: #333;
    margin-bottom: 20px;
    font-weight: 700;
    position: relative;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, #9F5748, #d4926b);
    border-radius: 2px;
}

.section-header i {
    color: #9F5748;
    font-size: 44px;
    background: linear-gradient(135deg, #9F5748, #d4926b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-desc {
    font-size: 18px;
    color: #666;
    margin-bottom: 20px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.section-divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #9F5748, #d4926b);
    margin: 0 auto;
    border-radius: 2px;
}

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

.intro-text {
    display: flex;
    flex-direction: column;
    gap: 30px;
    height: 100%;
}

.intro-highlight {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-left: 5px solid #9F5748;
}

.intro-highlight h3 {
    font-size: 24px;
    color: #9F5748;
    margin-bottom: 15px;
    font-weight: 600;
}

.intro-highlight p {
    font-size: 16px;
    line-height: 1.8;
    color: #555;
}

.intro-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    flex: 1;
    align-content: stretch;
    align-items: stretch;
}

.info-card {
    background: white;
    padding: 25px;
    border-radius: 20px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    text-align: center;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(159, 87, 72, 0.1);
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 100%;
}

.info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(159, 87, 72, 0.05), transparent);
    transition: left 0.6s ease;
}

.info-card:hover::before {
    left: 100%;
}

.info-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 50px rgba(159, 87, 72, 0.25);
    border-color: rgba(159, 87, 72, 0.3);
}

.card-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #9F5748, #d4926b);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    position: relative;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(159, 87, 72, 0.3);
}

.card-icon::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(135deg, #9F5748, #d4926b);
    border-radius: 50%;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.info-card:hover .card-icon::before {
    opacity: 0.3;
}

.info-card:hover .card-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 35px rgba(159, 87, 72, 0.4);
}

.card-icon i {
    font-size: 24px;
    color: white;
    display: inline-block;
    text-align: center;
    line-height: 1;
    font-style: normal;
}

/* 简化的图标显示逻辑 - 现在emoji直接在HTML中作为备选 */

.info-card h4 {
    font-size: 20px;
    color: #9F5748;
    margin-bottom: 15px;
    font-weight: 700;
    position: relative;
}

.info-card h4::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, #9F5748, #d4926b, #9F5748);
    border-radius: 2px;
}

.info-card p {
    font-size: 14px;
    line-height: 1.6;
    color: #666;
}

.intro-visual {
    display: flex;
    flex-direction: column;
    gap: 30px;
    height: 100%;
    justify-content: space-between;
}

.visual-grid {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 30px;
    align-items: stretch;
    align-content: start;
}

.intro-card {
    position: relative;
    display: block;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 20px;
    padding: 40px 30px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
    overflow: hidden;
    border: 2px solid transparent;
    text-decoration: none;
    color: inherit;
    height: 280px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.intro-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
    border-color: #8b4513;
}

.projects-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.projects-card:hover {
    border-color: #764ba2;
    color: white;
}

.news-card {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.news-card:hover {
    border-color: #f5576c;
    color: white;
}

.card-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    margin-bottom: 20px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.intro-card:hover .card-icon {
    transform: scale(1.1);
    background: rgba(255, 255, 255, 0.3);
}

.card-icon i {
    font-size: 32px;
    color: white;
}

.card-content {
    flex: 1;
}

.card-content h4 {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 10px;
    color: inherit;
}

.card-content p {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 20px;
    line-height: 1.5;
}

.card-stats {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.card-stats .stat {
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    backdrop-filter: blur(10px);
}

.card-arrow {
    position: absolute;
    top: 30px;
    right: 30px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.intro-card:hover .card-arrow {
    transform: translateX(5px);
    background: rgba(255, 255, 255, 0.3);
}

.card-arrow i {
    font-size: 16px;
    color: white;
}

.card-decoration {
    position: absolute;
    bottom: -20px;
    right: -20px;
    display: flex;
    gap: 10px;
}

.decoration-circle {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    backdrop-filter: blur(5px);
}

.decoration-circle:nth-child(1) {
    width: 40px;
    height: 40px;
}

.decoration-circle:nth-child(2) {
    width: 80px;
    height: 80px;
}

.decoration-circle:nth-child(3) {
    width: 120px;
    height: 120px;
}


.company-highlights {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    align-content: end;
    margin-top: auto;
}

.highlight-item {
    background: white;
    padding: 25px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.highlight-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(159, 87, 72, 0.15);
}

.highlight-number {
    display: block;
    font-size: 32px;
    font-weight: 700;
    color: #9F5748;
    margin-bottom: 8px;
}

.highlight-text {
    font-size: 14px;
    color: #666;
    font-weight: 500;
}

/* 企业荣誉样式增强 */
.company-honors {
    padding: 100px 0;
    background: white;
}

.honors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.honor-item {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
    position: relative;
}

.honor-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(159, 87, 72, 0.2);
}

.honor-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.honor-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.5s ease;
    background: #f8f9fa;
    cursor: pointer;
}

.honor-item:hover .honor-image img {
    transform: scale(1.1);
}

.honor-info {
    padding: 25px;
    text-align: center;
}

.honor-info h3 {
    font-size: 20px;
    color: #9F5748;
    margin-bottom: 15px;
    font-weight: 600;
}

.honor-info p {
    font-size: 14px;
    line-height: 1.6;
    color: #666;
}

/* Lightbox 样式 */
.lightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.9);
    animation: fadeIn 0.3s ease;
}

.lightbox-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 90%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 10px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    animation: zoomIn 0.3s ease;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
    cursor: pointer;
    z-index: 10000;
}

.lightbox-close:hover,
.lightbox-close:focus {
    color: #bbb;
    text-decoration: none;
}

.lightbox-title {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    text-align: center;
    background: rgba(0, 0, 0, 0.7);
    padding: 10px 20px;
    border-radius: 5px;
    font-size: 18px;
    font-weight: 600;
}

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

@keyframes zoomIn {
    from { transform: translate(-50%, -50%) scale(0.3); }
    to { transform: translate(-50%, -50%) scale(1); }
}

/* 荣誉项目点击效果 */
.honor-item {
    cursor: pointer;
}

.honor-item:hover .honor-image::after {
    content: '🔍';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 30px;
    color: white;
    background: rgba(159, 87, 72, 0.8);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

/* 发展历程时间线样式增强 */
.company-history {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    position: relative;
}

.company-history::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" patternUnits="userSpaceOnUse" width="100" height="100"><circle cx="25" cy="25" r="1" fill="%23f0f0f0"/><circle cx="75" cy="75" r="1" fill="%23f0f0f0"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>') repeat;
    opacity: 0.3;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 60px auto 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, #9F5748, #d4926b);
    transform: translateX(-50%);
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-date {
    flex: 0 0 120px;
    text-align: center;
    font-size: 24px;
    font-weight: 700;
    color: #9F5748;
    background: white;
    padding: 15px;
    border-radius: 50px;
    box-shadow: 0 5px 20px rgba(159, 87, 72, 0.2);
    position: relative;
    z-index: 2;
}

.timeline-content {
    flex: 1;
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin: 0 30px;
    transition: all 0.3s ease;
    position: relative;
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(159, 87, 72, 0.15);
}

.timeline-content h3 {
    font-size: 20px;
    color: #333;
    margin-bottom: 15px;
    font-weight: 600;
}

.timeline-content p {
    font-size: 16px;
    line-height: 1.6;
    color: #666;
}

/* 业务范围样式增强 */
.business-scope {
    padding: 100px 0;
    background: white;
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 30px;
    margin-top: 60px;
}

/* 响应式布局：平板设备保持2列，但间距调整 */
@media (max-width: 1024px) and (min-width: 769px) {
    .business-grid {
        gap: 20px;
    }
    .business-item {
        min-height: 380px;
        padding: 30px 25px;
    }
}

/* 响应式布局：移动端显示为单列 */
@media (max-width: 768px) {
    .business-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        gap: 20px;
    }
    .business-item {
        min-height: 320px;
        padding: 30px 20px;
    }
    .business-image {
        height: 140px;
    }
}

.business-item {
    background: white;
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
    display: flex;
    flex-direction: column;
    min-height: 420px;
    height: 100%;
}

.business-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(159, 87, 72, 0.2);
    border-color: #9F5748;
}

.business-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(159, 87, 72, 0.05), transparent);
    transition: left 0.5s ease;
}

.business-item:hover::before {
    left: 0;
}

.business-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #9F5748, #d4926b);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.business-item:hover .business-icon {
    transform: rotateY(360deg) scale(1.1);
    box-shadow: 0 10px 30px rgba(159, 87, 72, 0.4);
}

.business-icon i {
    font-size: 32px;
    color: white;
}

.business-item h3 {
    font-size: 22px;
    color: #333;
    margin-bottom: 20px;
    font-weight: 600;
    position: relative;
    z-index: 1;
}

.business-item p {
    font-size: 16px;
    line-height: 1.6;
    color: #666;
    margin-bottom: 25px;
    position: relative;
    z-index: 1;
    flex-grow: 1;
}

.business-image {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    margin-top: auto;
    height: 160px;
    width: 100%;
}

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

.business-item:hover .business-image img {
    transform: scale(1.1);
}

/* 企业使命样式增强 */
.company-mission {
    padding: 100px 0;
    background: linear-gradient(135deg, #9F5748 0%, #d4926b 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.company-mission::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" patternUnits="userSpaceOnUse" width="20" height="20"><circle cx="10" cy="10" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>') repeat;
}

.mission-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.mission-text h2 {
    font-size: 36px;
    margin-bottom: 20px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 15px;
}

.mission-text .section-divider {
    background: white;
    margin: 20px 0 30px 0;
}

.mission-text blockquote {
    font-size: 20px;
    line-height: 1.8;
    font-style: italic;
    margin: 30px 0;
    padding: 30px;
    background: rgba(255, 255, 255, 0.2);
    border-left: 5px solid white;
    border-radius: 10px;
}

.mission-text p {
    font-size: 18px;
    line-height: 1.6;
    opacity: 0.9;
}

.mission-text strong {
    color: #fff;
    font-weight: 700;
}

.mission-values {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 40px;
}

/* 保留原有的value-card样式以防其他地方使用 */
.value-card {
    background: rgba(255, 255, 255, 0.25);
    padding: 30px 25px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.value-card:hover {
    background: rgba(255, 255, 255, 0.35);
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.value-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    font-weight: 600;
    color: white;
}

.value-card p {
    font-size: 14px;
    line-height: 1.6;
    opacity: 0.9;
}

/* 新的统一企业使命卡片样式 */
.value-card-unified {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.1));
    backdrop-filter: blur(10px);
    padding: 50px 60px;
    border-radius: 25px;
    text-align: center;
    transition: all 0.5s ease;
    border: 2px solid rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
    min-width: 400px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.value-card-unified::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: rotate(45deg);
    transition: all 0.8s ease;
    opacity: 0;
}

.value-card-unified:hover::before {
    opacity: 1;
    animation: shine 2s ease-in-out infinite;
}

@keyframes shine {
    0% { transform: rotate(45deg) translateX(-100%); }
    50% { transform: rotate(45deg) translateX(100%); }
    100% { transform: rotate(45deg) translateX(-100%); }
}

.value-card-unified:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.25);
    border-color: rgba(255, 255, 255, 0.5);
}

.unified-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #FFD700, #FFA500);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    position: relative;
    z-index: 2;
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.3);
    transition: all 0.5s ease;
}

.value-card-unified:hover .unified-icon {
    transform: rotateY(360deg) scale(1.1);
    box-shadow: 0 15px 40px rgba(255, 215, 0, 0.5);
}

.unified-icon i {
    font-size: 36px;
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.unified-content {
    position: relative;
    z-index: 2;
}

.unified-content h3 {
    font-size: 28px;
    font-weight: 700;
    color: white;
    margin: 15px 0;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.value-card-unified:hover .unified-content h3 {
    transform: scale(1.05);
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.divider-line {
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, #FFD700, #FFA500, #FFD700);
    margin: 20px auto;
    border-radius: 2px;
    position: relative;
    overflow: hidden;
}

.divider-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), transparent);
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    50% { left: 100%; }
    100% { left: -100%; }
}

.unified-decoration {
    position: absolute;
    bottom: 20px;
    right: 20px;
    display: flex;
    gap: 8px;
    z-index: 1;
}

.decoration-element {
    width: 8px;
    height: 8px;
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.6), rgba(255, 165, 0, 0.6));
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.decoration-element:nth-child(2) {
    animation-delay: 0.3s;
}

.decoration-element:nth-child(3) {
    animation-delay: 0.6s;
}

@keyframes pulse {
    0%, 100% { 
        transform: scale(1); 
        opacity: 0.6; 
    }
    50% { 
        transform: scale(1.3); 
        opacity: 1; 
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .value-card-unified {
        min-width: 300px;
        padding: 40px 30px;
    }
    
    .unified-content h3 {
        font-size: 24px;
    }
    
    .unified-icon {
        width: 60px;
        height: 60px;
    }
    
    .unified-icon i {
        font-size: 28px;
    }
}

/* intro-image 样式定义 - 修复工程案例和公司动态大小失衡问题 */
.intro-image {
    position: relative;
    display: block;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
    text-decoration: none;
    color: inherit;
    height: 280px;
    border: 2px solid transparent;
}

.intro-image:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
    border-color: #9F5748;
    text-decoration: none;
    color: inherit;
}

.intro-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.4s ease;
}

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

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(159, 87, 72, 0.85) 0%, 
        rgba(212, 146, 107, 0.8) 50%, 
        rgba(159, 87, 72, 0.85) 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: white;
    padding: 30px;
    transition: all 0.4s ease;
    backdrop-filter: blur(2px);
}

.intro-image:hover .image-overlay {
    background: linear-gradient(135deg, 
        rgba(159, 87, 72, 0.95) 0%, 
        rgba(212, 146, 107, 0.9) 50%, 
        rgba(159, 87, 72, 0.95) 100%);
    backdrop-filter: blur(5px);
}

.image-overlay h4 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
    color: white;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.intro-image:hover .image-overlay h4 {
    transform: scale(1.05);
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

.image-overlay p {
    font-size: 16px;
    opacity: 0.95;
    margin: 0;
    line-height: 1.5;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.3);
    letter-spacing: 0.5px;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .intro-content {
        grid-template-columns: 1fr;
        gap: 40px;
        align-items: start;
    }
    
    .intro-image {
        height: 240px;
    }
    
    .image-overlay {
        padding: 25px;
    }
    
    .image-overlay h4 {
        font-size: 20px;
        margin-bottom: 12px;
    }
    
    .image-overlay p {
        font-size: 14px;
    }
    
    .intro-text, .intro-visual {
        height: auto;
    }
    
    .intro-cards {
        grid-template-columns: 1fr;
        flex: none;
        align-content: start;
    }
    
    .company-highlights {
        margin-top: 20px;
        align-content: start;
    }
    
    .hero-stats {
        gap: 30px;
    }
    
    .company-highlights {
        grid-template-columns: 1fr;
    }
    
    .visual-grid {
        gap: 20px;
        flex-grow: 0;
    }
    
    .intro-card {
        height: 240px;
        padding: 30px 20px;
    }
    
    .card-icon {
        width: 60px;
        height: 60px;
        margin-bottom: 15px;
    }
    
    .card-icon i {
        font-size: 24px;
    }
    
    .card-content h4 {
        font-size: 20px;
    }
    
    .card-content p {
        font-size: 14px;
    }
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
        align-items: center;
    }
    
    .hero-stats .stat-item {
        min-width: 200px;
    }
    
    .section-header h2 {
        font-size: 28px;
        flex-direction: column;
        gap: 10px;
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        flex-direction: column !important;
        align-items: flex-start;
        margin-left: 60px;
    }
    
    .timeline-date {
        flex: none;
        margin-bottom: 20px;
        font-size: 18px;
        padding: 10px 15px;
    }
    
    .timeline-content {
        margin: 0;
        width: 100%;
    }
    
    .honors-grid {
        grid-template-columns: 1fr;
    }
    
    .intro-card {
        height: 220px;
        padding: 25px 15px;
    }
    
    .intro-image {
        height: 200px;
    }
    
    .image-overlay {
        padding: 20px;
    }
    
    .image-overlay h4 {
        font-size: 18px;
        margin-bottom: 10px;
    }
    
    .image-overlay p {
        font-size: 13px;
    }
    
    .card-icon {
        width: 50px;
        height: 50px;
        margin-bottom: 10px;
    }
    
    .card-icon i {
        font-size: 20px;
    }
    
    .card-content h4 {
        font-size: 18px;
    }
    
    .card-content p {
        font-size: 13px;
        margin-bottom: 15px;
    }
    
    .card-stats {
        gap: 10px;
    }
    
    .card-stats .stat {
        padding: 6px 12px;
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    .about-hero {
        height: 80vh;
        min-height: 500px;
    }
    
    .hero-content h1 {
        font-size: 24px;
    }
    
    .hero-stats .stat-number {
        font-size: 28px;
    }
    
    .company-intro-detailed,
    .company-honors,
    .company-history {
        padding: 60px 0;
    }
    
    .intro-highlight {
        padding: 20px;
    }
    
    .info-card {
        padding: 20px;
    }
    
    .intro-image {
        height: 180px;
    }
    
    .image-overlay {
        padding: 15px;
    }
    
    .image-overlay h4 {
        font-size: 16px;
        margin-bottom: 8px;
    }
    
    .image-overlay p {
        font-size: 12px;
        line-height: 1.4;
    }
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

.fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
}

.fade-in-left {
    animation: fadeInLeft 0.8s ease-out forwards;
}

.fade-in-right {
    animation: fadeInRight 0.8s ease-out forwards;
}

.slide-in-scale {
    animation: slideInScale 0.6s ease-out forwards;
}

.bounce-in {
    animation: bounceIn 0.8s ease-out forwards;
}

/* 加载动画 - 优化版本，减少初始延迟 */
.loading {
    opacity: 0.3;
    transform: translateY(20px);
    transition: all 0.6s ease-out;
}

.loading.loaded {
    opacity: 1;
    transform: translateY(0);
}

/* 页面加载动画 - 移除初始透明度 */
body {
    opacity: 1;
}

body.page-loaded {
    opacity: 1;
}

/* 导航栏滚动效果 */
.navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

/* 浮动动画 */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

.float-animation {
    animation: float 3s ease-in-out infinite;
}

/* 脉冲动画 */
@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.pulse-animation {
    animation: pulse 2s ease-in-out infinite;
}

/* 闪烁效果 */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.shimmer {
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    background-size: 1000px 100%;
    animation: shimmer 2s infinite;
}

/* 悬停时的特殊效果 */
.special-hover {
    position: relative;
    overflow: hidden;
}

.special-hover::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s ease;
}

.special-hover:hover::before {
    left: 100%;
}

/* 图片加载效果 */
img {
    transition: opacity 0.3s ease, transform 0.3s ease;
}

img.lazy {
    opacity: 0;
}

img:not(.lazy) {
    opacity: 1;
}

/* 文字打字机效果 */
.typewriter {
    overflow: hidden;
    border-right: 2px solid #9F5748;
    white-space: nowrap;
    margin: 0 auto;
    animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes blink-caret {
    from, to { border-color: transparent; }
    50% { border-color: #9F5748; }
}

/* 渐变背景动画 */
.gradient-bg {
    background: linear-gradient(-45deg, #9F5748, #d4926b, #9F5748, #d4926b);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* 粒子效果 */
.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    animation: float-particle 10s infinite linear;
}

@keyframes float-particle {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100vh) rotate(360deg);
        opacity: 0;
    }
}