/* Group Detail Page - Custom Style */

/* Base Reset */
.groupdetail-section {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Hero Banner */
.site-group-banner {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    padding: 60px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.site-group-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(255, 107, 0, 0.15) 0%, transparent 50%);
}

.site-group-banner::after {
    content: '';
    position: absolute;
    top: 0;
    right: -30%;
    width: 80%;
    height: 100%;
    background: radial-gradient(circle at 80% 50%, rgba(30, 144, 255, 0.1) 0%, transparent 50%);
}

.banner-content {
    position: relative;
    z-index: 1;
}

.banner-content h1 {
    font-size: 2.5rem;
    color: #fff;
    margin-bottom: 16px;
    font-weight: 700;
    letter-spacing: 1px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.banner-content p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.85);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

/* Service Projects Section */
.service-projects-section-desktop,
.service-projects-section-mobile {
    padding: 80px 20px;
    background: linear-gradient(180deg, #f8f9fa 0%, #fff 100%);
}

.service-projects-container {
    max-width: 1400px;
    margin: 0 auto;
}

.service-projects-header {
    text-align: center;
    margin-bottom: 50px;
}

.service-projects-title {
    font-size: 3rem;
    color: #ff6b00;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.service-projects-subtitle {
    font-size: 2.2rem;
    color: #1a1a2e;
    font-weight: 700;
    line-height: 1.4;
}

/* Desktop Grid - 5 columns */
.service-projects-grid-desktop {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.service-project-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
}

.service-project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ff6b00, #ff8c33);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.service-project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(0,0,0,0.15);
}

.service-project-card:hover::before {
    transform: scaleX(1);
}

.service-project-link {
    display: block;
    padding: 24px 16px;
    text-decoration: none;
}

.service-project-image {
    width: 100%;
    height: 140px;
    background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
    border-radius: 10px;
    margin-bottom: 16px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.service-project-card:hover .service-project-image img {
    transform: scale(1.05);
}

.service-project-placeholder {
    opacity: 0.5;
}

.service-project-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: #1a1a2e;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Core Services Section */
.core-services-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    position: relative;
}

.core-services-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.core-services-container {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

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

.core-services-title {
    font-size: 2.2rem;
    color: #fff;
    font-weight: 700;
    line-height: 1.4;
}

.core-services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.core-service-card {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 20px;
    padding: 32px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.core-service-card:hover {
    background: rgba(255,255,255,0.15);
    transform: translateY(-6px);
    border-color: rgba(255,107,0,0.3);
}

.core-service-featured {
    background: linear-gradient(135deg, rgba(255,107,0,0.25) 0%, rgba(255,140,51,0.15) 100%);
    border-color: rgba(255,107,0,0.4);
}

.core-service-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #ff6b00, #ff8c33);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 20px;
}

.core-service-icon {
    width: 70px;
    height: 70px;
    background: rgba(255,107,0,0.15);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: transform 0.4s ease;
}

.core-service-card:hover .core-service-icon {
    transform: scale(1.1);
}

.core-service-name {
    font-size: 1.2rem;
    color: #fff;
    font-weight: 600;
    margin-bottom: 12px;
}

.core-service-desc {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.75);
    line-height: 1.7;
}

/* Equipment Section */
.equipment-section {
    padding: 80px 20px;
    background: #fff;
}

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

.equipment-header {
    text-align: center;
    margin-bottom: 50px;
}

.equipment-title {
    font-size: 2.2rem;
    color: #1a1a2e;
    font-weight: 700;
    line-height: 1.4;
}

.equipment-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.equipment-card {
    background: linear-gradient(180deg, #f8f9fa 0%, #fff 100%);
    border-radius: 24px;
    padding: 40px 32px;
    box-shadow: 0 4px 25px rgba(0,0,0,0.06);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #e9ecef;
}

.equipment-card:hover {
    box-shadow: 0 15px 40px rgba(0,0,0,0.12);
    transform: translateY(-8px);
    border-color: #ff6b00;
}

.equipment-icon {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, #fff 0%, #f8f9fa 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    transition: transform 0.4s ease;
}

.equipment-card:hover .equipment-icon {
    transform: scale(1.08);
}

.equipment-name {
    font-size: 1.3rem;
    color: #1a1a2e;
    font-weight: 700;
    margin-bottom: 12px;
}

.equipment-desc {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.7;
    margin-bottom: 20px;
}

.equipment-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.equipment-list li {
    font-size: 0.9rem;
    color: #444;
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
}

.equipment-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    background: linear-gradient(135deg, #ff6b00, #ff8c33);
    border-radius: 50%;
}

/* Tech Section */
.tech-section {
    padding: 80px 20px;
    background: linear-gradient(180deg, #f8f9fa 0%, #fff 100%);
}

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

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

.tech-title {
    font-size: 2.2rem;
    color: #1a1a2e;
    font-weight: 700;
    line-height: 1.4;
}

.tech-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    margin-bottom: 50px;
}

.tech-item-left .tech-image {
    order: 1;
}

.tech-item-left .tech-content {
    order: 2;
}

.tech-item-right .tech-image {
    order: 2;
}

.tech-item-right .tech-content {
    order: 1;
}

.tech-image {
    background: #fff;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}

.tech-name {
    font-size: 1.5rem;
    color: #1a1a2e;
    font-weight: 700;
    margin-bottom: 16px;
}

.tech-desc {
    font-size: 1rem;
    color: #555;
    line-height: 1.8;
    margin-bottom: 20px;
}

.tech-highlight {
    display: inline-flex;
    align-items: center;
    background: linear-gradient(135deg, rgba(255,107,0,0.1) 0%, rgba(255,140,51,0.05) 100%);
    padding: 10px 20px;
    border-radius: 30px;
    border: 1px solid rgba(255,107,0,0.2);
}

.highlight-icon {
    color: #ff6b00;
    font-weight: bold;
    margin-right: 8px;
}

.highlight-text {
    font-size: 0.9rem;
    color: #ff6b00;
    font-weight: 600;
}

/* FAQ Section */
.faq-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

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

.faq-header {
    text-align: center;
    margin-bottom: 50px;
}

.faq-title {
    font-size: 2.2rem;
    color: #fff;
    font-weight: 700;
    line-height: 1.4;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.faq-card {
    background: rgba(255,255,255,0.08);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 16px;
    padding: 28px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-card:hover {
    background: rgba(255,255,255,0.12);
    border-color: rgba(255,107,0,0.3);
    transform: translateX(5px);
}

.faq-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.faq-badge {
    background: linear-gradient(135deg, #ff6b00, #ff8c33);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 4px;
    text-transform: uppercase;
}

.faq-number {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
    font-weight: 600;
}

.faq-question {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 14px;
    color: #ff6b00;
}

.faq-q-icon {
    background: rgba(255,107,0,0.2);
    color: #ff6b00;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    flex-shrink: 0;
}

.faq-question span:last-child {
    font-size: 1.05rem;
    color: #fff;
    font-weight: 600;
    line-height: 1.5;
}

.faq-answer {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.faq-a-icon {
    background: rgba(30, 144, 255, 0.2);
    color: #4a90d9;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    flex-shrink: 0;
}

.faq-a-text {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.75);
    line-height: 1.7;
}

/* 公司简介模块 */
.about-intro {
    padding: 60px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.intro-content {
    display: flex;
    gap: 60px;
    align-items: flex-start;
}

.intro-text {
    flex: 1;
}

.intro-text h2 {
    font-size: 32px;
    font-weight: 700;
    color: #1a3d54;
    margin-bottom: 15px;
}

.intro-text .subtitle {
    font-size: 18px;
    color: #666;
    margin-bottom: 30px;
    line-height: 1.6;
}

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

.intro-body p {
    margin-bottom: 15px;
}

.intro-image {
    flex: 0 0 400px;
    position: relative;
}

.company-img {
    width: 100%;
    height: 350px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.stats-card {
    background: white;
    border-radius: 12px;
    padding: 25px;
    display: flex;
    justify-content: space-around;
    margin-top: -40px;
    position: relative;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 36px;
    font-weight: 700;
    color: #2c5f7c;
    line-height: 1;
}

.stat-label {
    font-size: 14px;
    color: #888;
    margin-top: 5px;
}

/* Project Cases Section */
.project-cases-section {
    padding: 80px 20px;
    background: linear-gradient(180deg, #f8f9fa 0%, #fff 100%);
}

.project-cases-container {
    max-width: 1200px;
    margin: 0 auto;
}

.project-cases-header {
    text-align: center;
    margin-bottom: 50px;
}

.project-cases-title {
    font-size: 2.2rem;
    color: #1a1a2e;
    font-weight: 700;
    margin-bottom: 12px;
}

.project-cases-subtitle {
    font-size: 1.1rem;
    color: #666;
}

.project-cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.project-case-card {
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-case-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

.project-case-link {
    display: block;
    text-decoration: none;
}

.project-case-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
    overflow: hidden;
}

.project-case-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.project-case-card:hover .project-case-image img {
    transform: scale(1.08);
}

.project-case-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.project-case-content {
    padding: 24px;
}

.project-case-title {
    font-size: 1.15rem;
    color: #1a1a2e;
    font-weight: 600;
    margin-bottom: 10px;
    transition: color 0.3s ease;
}

.project-case-card:hover .project-case-title {
    color: #ff6b00;
}

.project-case-summary {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.6;
}

/* Advantages Section */
.advantages-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

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

.advantages-header {
    text-align: center;
    margin-bottom: 50px;
}

.advantages-title {
    font-size: 2.2rem;
    color: #fff;
    font-weight: 700;
    line-height: 1.4;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.advantage-card {
    display: flex;
    gap: 24px;
    background: rgba(255,255,255,0.06);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 16px;
    padding: 32px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.advantage-card:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,107,0,0.3);
    transform: translateY(-4px);
}

.advantage-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(255,107,0,0.2) 0%, rgba(255,140,51,0.1) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.icon-label {
    font-size: 0.7rem;
    color: #ff6b00;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.advantage-content {
    flex: 1;
}

.advantage-title {
    font-size: 1.25rem;
    color: #fff;
    font-weight: 700;
    margin-bottom: 10px;
}

.advantage-desc {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.7);
    line-height: 1.7;
}

/* Articles Section */
.articles-section {
    padding: 80px 20px;
    background: #fff;
}

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

.section-title {
    font-size: 2.2rem;
    color: #1a1a2e;
    font-weight: 700;
    text-align: center;
    margin-bottom: 12px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #666;
    text-align: center;
    margin-bottom: 50px;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.article-card {
    background: linear-gradient(180deg, #f8f9fa 0%, #fff 100%);
    border: 1px solid #e9ecef;
    border-radius: 16px;
    padding: 28px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.article-card:hover {
    border-color: #ff6b00;
    box-shadow: 0 8px 25px rgba(255,107,0,0.1);
    transform: translateY(-4px);
}

.article-content {
    display: flex;
    flex-direction: column;
}

.article-title {
    margin-bottom: 14px;
}

.article-title a {
    font-size: 1.1rem;
    color: #1a1a2e;
    font-weight: 600;
    text-decoration: none;
    line-height: 1.5;
    transition: color 0.3s ease;
}

.article-card:hover .article-title a {
    color: #ff6b00;
}

.article-summary {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.7;
    margin-bottom: 16px;
    flex: 1;
}

.article-meta {
    display: flex;
    gap: 16px;
    font-size: 0.85rem;
    color: #999;
    margin-bottom: 16px;
}

.read-more {
    display: inline-flex;
    align-items: center;
    color: #ff6b00;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.read-more:hover {
    padding-left: 8px;
}

/* Mobile Responsive */
@media (max-width: 1024px) {
    .service-projects-grid-desktop {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .core-services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .equipment-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tech-item {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .tech-item-left .tech-image,
    .tech-item-left .tech-content,
    .tech-item-right .tech-image,
    .tech-item-right .tech-content {
        order: initial;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .company-intro-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .project-cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .site-group-banner {
        padding: 40px 15px;
    }
    
    .banner-content h1 {
        font-size: 1.8rem;
    }
    
    .service-projects-grid-desktop {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .service-projects-subtitle,
    .core-services-title,
    .equipment-title,
    .tech-title,
    .faq-title,
    .company-intro-title,
    .project-cases-title,
    .advantages-title,
    .section-title {
        font-size: 1.6rem;
    }
    
    .core-services-grid {
        grid-template-columns: 1fr;
    }
    
    .equipment-grid {
        grid-template-columns: 1fr;
    }
    
    .company-intro-features {
        flex-wrap: wrap;
    }
    
    .project-cases-grid {
        grid-template-columns: 1fr;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
    }
    
    .advantage-card {
        flex-direction: column;
        text-align: center;
    }
    
    .advantage-icon {
        margin: 0 auto;
    }
}

@media (max-width: 480px) {
    .service-projects-grid-desktop {
        grid-template-columns: 1fr;
    }
    
    .banner-content h1 {
        font-size: 1.5rem;
    }
    
    .banner-content p {
        font-size: 1rem;
    }
}