/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏 */
.navbar {
    background-color: #0a1628;
    padding: 15px 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-size: 18px;
    font-weight: bold;
}

.logo img {
    width: 40px;
    height: 40px;
    border-radius: 5px;
}

.nav-menu {
    display: flex;
    gap: 30px;
}

.nav-menu a {
    color: #fff;
    text-decoration: none;
    font-size: 14px;
    padding: 5px 0;
    transition: all 0.3s ease;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: #00d4ff;
    border-bottom: 2px solid #00d4ff;
}

/* Banner区域 */
.banner {
    margin-top: 70px;

    background: linear-gradient(rgba(10, 22, 40, 0.7), rgba(10, 22, 40, 0.7)),
                url('placeholder-banner.jpg') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
}

.banner-content h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 300;
    letter-spacing: 3px;
}

.banner-content p {
    font-size: 20px;
    letter-spacing: 2px;
    opacity: 0.9;
}

/* 企业简介 */
.company-intro {
    padding: 0px 0;
    background: #fff;
    position: relative;
    overflow: hidden;
}

.company-intro::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100px;
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, rgba(255, 245, 200, 0.3) 0%, transparent 100%);
    transform: rotate(-45deg);
    z-index: 0;
}

.company-intro::after {
    content: '';
    position: absolute;
    top: 100px;
    right: -50px;
    width: 200px;
    height: 300px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, transparent 100%);
    transform: rotate(15deg);
    z-index: 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
    z-index: 1;
}

.section-title h2 {
    font-size: 32px;
    color: #0a1628;
    margin-bottom: 10px;
    font-weight: 400;
}

.section-title p {
    font-size: 14px;
    color: #999;
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
}

.intro-text h3 {
    font-size: 24px;
    color: #0a1628;
    margin-bottom: 20px;
    font-weight: 500;
}

.intro-text p {
    font-size: 14px;
    line-height: 1.8;
    color: #666;
    text-align: justify;
}

.intro-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* 数据统计 */
.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 40px;
    position: relative;
    z-index: 1;
}

.stat-item {
    text-align: center;
    padding: 30px 20px;
    background: linear-gradient(to bottom, #f8f9fa 0%, #fff 100%);
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.stat-number {
    font-size: 36px;
    color: #0066ff;
    font-weight: bold;
    margin-bottom: 10px;
}

.stat-number .unit {
    font-size: 16px;
    margin-left: 5px;
}

.stat-label {
    font-size: 14px;
    color: #666;
}

/* 资质荣誉 */
.qualifications {

   
    position: relative;
    overflow: hidden;
}

.qualifications::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.qualifications .section-title.dark h2 {
    color: #fff;
}

.qualifications .section-title.dark p {
    color: rgba(255, 255, 255, 0.7);
}

.qualification-slider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    margin-top: 0px;
    position: relative;
    z-index: 1;
}

.slider-btn {
    width: 50px;
    height: 50px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    font-size: 24px;
    cursor: pointer;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.slider-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}

.qualification-card {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    max-width: 300px;
    text-align: center;
}

.qualification-card img {
    width: 100%;
    height: auto;
    border: 1px solid #e0e0e0;
    margin-bottom: 15px;
}

.qualification-card p {
    font-size: 14px;
    color: #333;
}

/* 企业文化 */
.culture {
    padding: 0px 0;
    background: linear-gradient(135deg, #e8f4fd 0%, #f0f8ff 50%, #e8f4fd 100%);
    position: relative;
    overflow: hidden;
}

.culture::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.2) 0%, transparent 70%);
    border-radius: 50%;
}

.culture-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
    position: relative;
    z-index: 1;
}

.culture-card {
    padding: 40px 30px;
    border-radius: 12px;
    color: #fff;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.culture-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, transparent 100%);
    pointer-events: none;
}

.culture-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

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

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

.culture-card.values {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.culture-card h3 {
    font-size: 28px;
    margin-bottom: 20px;
    font-weight: 500;
}

.culture-card p {
    font-size: 18px;
    line-height: 1.6;
    opacity: 0.95;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.values-grid span {
    font-size: 20px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    text-align: center;
    backdrop-filter: blur(10px);
}

/* 页脚 */
.footer {
    background: #0a1628;
    color: #fff;
    padding: 30px 0 20px;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 20px;
    font-size: 14px;
}

.contact-info span {
    display: flex;
    align-items: center;
    gap: 8px;
}

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright p {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
}

/* 响应式设计 */
@media (max-width: 992px) {
    .intro-content {
        grid-template-columns: 1fr;
    }

    .stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .culture-cards {
        grid-template-columns: 1fr;
    }

    .banner-content h1 {
        font-size: 36px;
    }

    .nav-menu {
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: 15px;
    }

    .nav-menu {
        gap: 15px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .banner {
        height: 300px;
    }

    .banner-content h1 {
        font-size: 28px;
    }

    .banner-content p {
        font-size: 16px;
    }

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

    .qualification-slider {
        flex-direction: column;
    }

    .slider-btn {
        display: none;
    }

    .contact-info {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
}