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

a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: 4px;
}

:root {
    --primary-color: #005CAF;
    --primary-dark: #1b13ac;
    --secondary-color: #8b5cf6;
    --accent-color: #f19149;
    --dark-bg: #1e1b4b;
    --light-bg: #f8fafc;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --border-radius: 8px;
    --transition: all 0.3s ease;
    --thin-border: 1px solid var(--gray-200);
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    object-fit: cover;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    image-rendering: pixelated;
}

.container {
    max-width: 80%;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
nav {
    background: var(--white);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: var(--thin-border);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    max-width: 80%;
    margin: 0 auto;
}

.logo {
    font-size: 30px;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    /* 转为大写 */
    text-transform: uppercase;
}

.logo img {
    width: 50px;
}

.nav-links {
    display: flex;
    gap: 60px;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 16px;
    position: relative;
    transition: var(--transition);
    padding: 8px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--primary-color);
}

.nav-links a:hover::after {
    width: 100%;
}

/* 移动端菜单按钮 */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle .bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

/* 移动端导航菜单 */
.mobile-menu {
    position: fixed;
    top: 70px;
    right: -100%;
    width: 70%;
    max-width: 300px;
    height: calc(100vh - 70px);
    background: var(--white);
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
    z-index: 999;
    transition: right 0.3s ease;
    overflow-y: auto;
}

.mobile-menu.active {
    right: 0;
}

.mobile-nav-links {
    list-style: none;
    padding: 20px;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mobile-nav-links li {
    width: 100%;
}

.mobile-nav-links a {
    display: block;
    padding: 15px;
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 16px;
    border-bottom: 1px solid var(--gray-200);
    transition: var(--transition);
}

.mobile-nav-links a:hover {
    color: var(--primary-color);
    background-color: var(--gray-50);
    border-radius: 5px;
    padding-left: 20px;
}

/* 汉堡菜单激活状态动画 */
.mobile-menu-toggle.active .bar:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
    background-color: var(--primary-color);
}

.mobile-menu-toggle.active .bar:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active .bar:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
    background-color: var(--primary-color);
}

/* Hero Section */
.hero {
    position: relative;
    height: 95vh;
    min-height: 600px;
    overflow: hidden;
    background-image: url(../images/banner1.jpg);
    background-position: cover;
    background-repeat: no-repeat;
    background-attachment: fixed;
    /* 背景图片固定，不随页面滚动 */
    background-size: cover;
}

.hero h1 {
    font-size: 48px;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--dark-bg);
    position: relative;
    color: var(--light-bg);
    display: inline-block;
}

.hero p {
    font-size: 20px;
    max-width: 1000px;
    color: var(--text-light);
}

.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    color: var(--white);
    padding: 16px 40px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid var(--primary-color);
    font-size: 18px;
}

.cta-button:hover {
    background: #fff;
    color: var(--primary-color);
    transform: translateY(-3px);
}

.cta-button i {
    margin-left: 8px;
}

/* Section General Styles */
section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 70px;
    position: relative;
}

.section-title h2 {
    font-size: 40px;
    color: var(--primary-color);
    margin-bottom: 16px;
    font-weight: 700;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 5px;
    background: var(--accent-color);
}

.section-subtitle {
    font-size: 20px;
    color: var(--text-light);
    max-width: 700px;
    margin: 20px auto 0;
}

/* Mission Section */
.mission {
    background: linear-gradient(to bottom, #ffffff 0%, #fafafa 100%);
    transition: all 1.5s ease;
}

.mission-checklist {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 60px;
}

.mission-item {
    background: var(--white);
    padding: 32px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: flex-start;
    gap: 16px;
    border: var(--thin-border);
    transition: var(--transition);
}

.mission-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.check-icon {
    background: var(--white);
    color: var(--primary-color);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 18px;
    border: 2px solid var(--primary-color);
}

.mission-item p {
    font-size: 17px;
    line-height: 1.7;
    color: var(--text-dark);
    font-weight: 400;
    margin: 0;
}

.mission-description {
    background: var(--primary-color);
    padding: 48px;
    border-radius: var(--border-radius);
    border: var(--thin-border);
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
}

.mission-description::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 60px;
    color: var(--gray-100);
    font-family: Georgia, serif;
    line-height: 1;
}

.mission-description p {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 24px;
    color: var(--white);
    padding-left: 30px;
}

.mission-description p:last-child {
    margin-bottom: 0;
    font-weight: 600;
    color: var(--white);
    font-size: 24px;
    text-align: center;
    padding-top: 20px;
    border-top: 1px dashed var(--gray-200);
}

/* Vision Section */
.vision {
    padding: 100px 0;
    background: linear-gradient(to bottom, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
    overflow: hidden;
    transition: all 1.5s ease;
}

.vision::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #6a11cb 0%, #2575fc 100%);
}

.vision-content-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    position: relative;
}

.quote-icon {
    font-size: 3rem;
    color: var(--primary-color, #2a5298);
    opacity: 0.2;
    margin-bottom: 15px;
    text-align: center;
}

.vision-quote-container {
    text-align: center;
    margin-bottom: 40px;
    position: relative;
}

.vision-quote {
    font-size: 1.8rem;
    font-style: italic;
    color: var(--dark-text, #333);
    line-height: 1.6;
    font-weight: 500;
    position: relative;
    padding: 0 20px;
}

.vision-description {
    text-align: center;
    margin-bottom: 50px;
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.vision-goals {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.goal-item {
    display: flex;
    align-items: flex-start;
    background: #f8f9ff;
    padding: 25px;
    border-radius: 12px;
    transition: all 0.3s ease;
    border: 1px solid #eef2f7;
}

.goal-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color, #2a5298);
}

.goal-icon {
    background: var(--primary-color, #2a5298);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-right: 20px;
    font-size: 1.2rem;
}

.goal-text h4 {
    margin: 0 0 10px 0;
    color: var(--dark-text, #333);
    font-size: 1.2rem;
}

.goal-text p {
    margin: 0;
    color: #666;
    line-height: 1.6;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .vision {
        padding: 60px 0;
    }

    .vision-quote {
        font-size: 1.4rem;
    }

    .vision-description {
        font-size: 1rem;
    }

    .vision-content-wrapper {
        padding: 30px 15px;
        border-radius: 10px;
    }

    .goal-item {
        flex-direction: column;
        text-align: center;
    }

    .goal-icon {
        margin-right: 0;
        margin-bottom: 15px;
    }

    .goal-text {
        text-align: center;
    }
    
    .nav-content {
        max-width: 100%;
        padding: 15px 20px;
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .logo {
        font-size: 24px;
    }
    
    .logo img {
        width: 40px;
    }
}

@media (max-width: 480px) {
    .mobile-menu {
        width: 80%;
        max-width: none;
    }
}

/* Value Section */
.value {
    background: linear-gradient(to bottom, #ffffff 0%, #fafafa 100%);
    transition: all 1.5s ease;
}

.value-intro {
    text-align: center;
    margin-bottom: 60px;
}

.value-intro h3 {
    font-size: 26px;
    color: var(--text-dark);
    margin-bottom: 16px;
    font-weight: 600;
}

.value-intro p {
    color: var(--text-light);
    font-size: 18px;
}

.value-cards {
    display: grid;
    gap: 32px;
}

.value-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    border: var(--thin-border);
    transition: var(--transition);
    position: relative;
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary-color);
}

.value-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.value-card h4 {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 20px;
    font-weight: 600;
    display: flex;
    align-items: center;
}

.value-card h4 i {
    margin-right: 10px;
    font-size: 20px;
}

.value-card p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-light);
    background-color: #ebf5fd;
    padding: 10px;
}

/* Service Section */
.service {
    padding: 100px 0;
    background: linear-gradient(to bottom, #f8fafc 0%, #edf2f7 100%);
    transition: all 1.5s ease;
}

.service-intro-container {
    text-align: center;
    margin-bottom: 60px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.service-intro {
    font-size: 1.2rem;
    line-height: 1.8;
    color: #555;
    font-weight: 400;
}

.service-cards-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(30%, 1fr));
    gap: 40px;
    margin-bottom: 80px;
}

.service-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid #eef2f7;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color, #2a5298);
}

.card-icon {
    background: linear-gradient(135deg, var(--primary-color, #2a5298) 0%, #3a6dc0 100%);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 30px auto 20px;
    color: white;
    font-size: 2rem;
}

.card-content {
    padding: 0 30px 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.service-card h3 {
    font-size: 1.4rem;
    color: var(--dark-text, #333);
    margin: 0 0 15px 0;
    line-height: 1.4;
}

.service-card p {
    color: #666;
    line-height: 1.7;
    margin-bottom: 20px;
    flex-grow: 1;
}

.service-features {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
}

.service-features li {
    padding: 8px 0;
    border-bottom: 1px dashed #eee;
    display: flex;
    flex-wrap: wrap;
}

.feature-title {
    font-weight: 600;
    color: #333;
    flex: 1;
}

.feature-desc {
    color: #888;
    font-size: 0.9rem;
    flex: 1;
    margin-top: 4px;
}

.service-target {
    color: var(--accent-color, #6c757d);
    font-weight: 500;
    padding: 12px 15px;
    background: #ebf5fd;
    border-radius: 8px;
    font-size: 0.95rem;
}

.use-case-title {
    text-align: center;
    font-size: 1.8rem;
    color: var(--dark-text, #333);
    margin-bottom: 50px;
    position: relative;
}

.use-case-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--primary-color, #2a5298);
    margin: 15px auto 0;
    border-radius: 2px;
}

.use-case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.use-case-card {
    position: relative;
    padding: 30px;
    border-radius: 10px;
    transition: all 0.3s ease;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    overflow: hidden;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.use-case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0.4) 100%);
    z-index: 1;
    transition: all 0.3s ease;
}

.use-case-card:hover::before {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.4) 0%, rgba(255, 255, 255, 0.6) 100%);
    opacity: 0.8;
}

.use-case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    border-color: #d1e7ff;
}

.use-case-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.05;
    z-index: 0;
}

.use-case-card .case-icon i {
    font-size: 2em;
    margin-bottom: 15px;
    display: block;
}

.use-case-card>* {
    position: relative;
    z-index: 2;
    color: #333;
    /* 根据背景调整文字颜色 */
}

/* 为每种类型的卡片设置特定背景 */
.use-case-card.manufacturing {
    background-image: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.use-case-card.finance {
    background-image: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
}

.use-case-card.support {
    background-image: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
}

.use-case-card.local-government {
    background-image: linear-gradient(135deg, #f3e5f5 0%, #e1bee7 100%);
}

/* 添加悬停效果 */
.use-case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.manufacturing::after {
    background-image: url('../images/list01.png');
}

.finance::after {
    background-image: url('../images/list02.png');
}

.support::after {
    background-image: url('../images/list03.png');
}

.local-government::after {
    background-image: url('../images/list04.png');
}

.case-icon {
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--primary-color, #2a5298);
    font-size: 1.8rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    z-index: 1;
    transition: all 0.3s ease;
}

.use-case-card:hover .case-icon {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.use-case-card h4 {
    font-size: 1.3rem;
    color: var(--dark-text, #333);
    margin: 0 0 15px 0;
    z-index: 1;
}

.use-case-card p {
    color: #666;
    line-height: 1.6;
    margin: 0;
    text-align: center;
    z-index: 1;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .service {
        padding: 60px 0;
    }

    .service-cards-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .service-intro {
        font-size: 1.1rem;
    }

    .card-icon {
        width: 70px;
        height: 70px;
        font-size: 1.8rem;
        margin: 25px auto 15px;
    }

    .card-content {
        padding: 0 20px 20px;
    }

    .service-card h3 {
        font-size: 1.2rem;
    }

    .feature-title,
    .feature-desc {
        flex-basis: 100%;
    }

    .use-case-grid {
        grid-template-columns: 1fr;
    }

    .use-case-title {
        font-size: 1.5rem;
    }
}

.use-cases {
    margin-top: 60px;
}

.use-cases h3 {
    text-align: center;
    font-size: 32px;
    margin-bottom: 50px;
    color: var(--dark-bg);
    font-weight: 700;
}

.use-case-card {
    background: var(--white);
    padding: 32px;
    border-radius: var(--border-radius);
    text-align: center;
    border: var(--thin-border);
    transition: var(--transition);
}

.use-case-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.use-case-card h4 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 16px;
    font-weight: 600;
}

.use-case-card p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.6;
}

/* Contact Section */
.contact {
    background: var(--white);
    text-align: center;
    border-top: var(--thin-border);
}

.contact h2 {
    color: var(--primary-color);
}

.company-info {
    background: #efefef;
    padding: 48px;
    border-radius: var(--border-radius);
    border: var(--thin-border);
    max-width: 1000px;
    margin: 0 auto 40px;
    position: relative;
}


.company-info h3 {
    font-size: 26px;
    margin-bottom: 16px;
    color: var(--text-dark);
    font-weight: 600;
}

.company-info a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
}

.company-info a i {
    margin-left: 8px;
}

.contact-message {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto 20px;
    font-weight: 300;
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--gray-200);
    color: var(--text-dark);
    font-size: 20px;
    transition: var(--transition);
}

.social-icons a:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

/* Footer */
footer {
    background: var(--dark-bg);
    color: var(--white);
    text-align: center;
    padding: 40px 0 20px;
    font-size: 16px;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
}

.back-to-top i {
    font-size: 20px;
}


/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 36px;
    }

    .hero p {
        font-size: 18px;
    }

    .section-title h2 {
        font-size: 32px;
    }

    .mission-description {
        padding: 32px;
    }

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

    .nav-links {
        display: none;
    }

    .vision-quote {
        font-size: 22px;
    }

    .container {
        max-width: 100%;
        padding: 0 16px;
    }

    section {
        padding: 80px 0;
    }

    .use-case-card {
        min-height: auto;
    }

    .use-case-card:hover {
        transform: translateY(-5px);
    }
}

@media (max-width: 480px) {
    .hero {
        background-position: bottom;
        padding: 160px 0 100px;
    }

    .hero h1 {
        font-size: 28px;
    }

    .hero p {
        font-size: 16px;
    }

    .section-title h2 {
        font-size: 26px;
    }

    .mission-checklist {
        grid-template-columns: 1fr;
    }

    .value-card,
    .service-card {
        padding: 30px;
    }
}


/* 动态箭头图标 */
.animated-arrow {
    display: inline-block;
    margin-left: 8px;
    transition: transform 0.3s ease;
}

.animated-arrow:hover {
    transform: translateX(5px);
}

/* 替换原来的.with-underline样式 */
.with-underline {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease-out 0.3s forwards;
}

.carousel-slide p {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease-out 0.8s forwards;
}

.cta-button {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease-out 1.3s forwards;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 轮播图样式 */
.carousel-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.carousel-slide.active {
    opacity: 1;
}

.slide-content {
    width: 70%;
}

.carousel-slide p {
    font-size: 24px;
    margin: 40px 0;
    color: var(--white);
    line-height: 1.6;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    color: var(--white);
    padding: 16px 40px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid var(--primary-color);
    font-size: 18px;
}

.cta-button i {
    margin-left: 8px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .carousel-slide h1 {
        font-size: 36px;
    }

    .carousel-slide p {
        font-size: 18px;
    }

    .slide-content {
        padding: 10px;
    }
}


/* 会社情报 */
.company-info-section {
    padding: 80px 0;
    background: var(--light-bg, #f8f9fa);
}

.company-info-section .container {
    max-width: 1000px;
    margin: 0 auto;
}

.company-header {
    text-align: center;
    margin-bottom: 40px;
}

.company-header h3 {
    font-size: 2rem;
    color: var(--primary-color, #2a5298);
    margin-bottom: 10px;
}

.company-url {
    font-size: 1.2rem;
    color: var(--accent-color, #6c757d);
}

.company-url a {
    color: var(--primary-color, #2a5298);
    text-decoration: none;
    font-weight: 500;
}

.company-url a:hover {
    text-decoration: underline;
}

.company-profile {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(30%, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.profile-item {
    display: flex;
    border-bottom: 1px solid #eee;
    padding: 12px 0;
    text-align: left;  /* 确保内容左对齐 */
    align-items: flex-start;  /* 添加此行确保顶部对齐 */
}

.profile-item label {
    font-weight: 700;
    color: var(--dark-text, #333);
    min-width: 150px;
    flex-shrink: 0;
    text-align: left;  /* 确保标签内容左对齐 */
}

.profile-item p {
    margin: 0;
    color: var(--text-color, #666);
    flex-grow: 1;
    text-align: left;  /* 确保段落内容左对齐 */
}

.profile-item a {
    color: var(--primary-color, #2a5298);
}

@media (max-width: 768px) {
    .profile-item {
        flex-direction: column;
    }

    .profile-item label {
        min-width: auto;
        margin-bottom: 5px;
    }

    .company-header h3 {
        font-size: 1.5rem;
    }

    .company-url {
        font-size: 1rem;
    }
}

/* 科技感网格背景 */
.grid-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(42, 82, 152, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(42, 82, 152, 0.1) 1px, transparent 1px);
    background-size: 40px 40px;
    z-index: 0;
}

/* 粒子动画效果 */
.particles-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.particle {
    position: absolute;
    border-radius: 50%;
    background: rgba(58, 113, 197, 0.5);
    animation: float 15s infinite linear;
}

@keyframes float {
    0% {
        transform: translateY(0) translateX(0);
        opacity: 0;
    }

    10% {
        opacity: 1;
    }

    90% {
        opacity: 1;
    }

    100% {
        transform: translateY(-100vh) translateX(100px);
        opacity: 0;
    }
}

/* 页面元素淡入+滑动动画 */
.section-fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease-out forwards;
}

/* 各个 section 的动画延迟 */
#mission.section-fade-in-up {
    animation-delay: 0.2s;
}

#vision.section-fade-in-up {
    animation-delay: 0.3s;
}

#value.section-fade-in-up {
    animation-delay: 0.4s;
}

#service.section-fade-in-up {
    animation-delay: 0.5s;
}

#contact.section-fade-in-up {
    animation-delay: 0.6s;
}

/* 动画关键帧 */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 触发动画的条件 - 当元素进入视窗时 */
.section-observer {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.section-observer.visible {
    opacity: 1;
    transform: translateY(0);
}