/* 全局样式重置和基础设置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans SC', 'Microsoft YaHei', 'Source Han Sans', sans-serif;
    line-height: 1.6;
    color: #333;
    scroll-behavior: smooth;
    background: #f8f9fa;
}

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

/* 导航栏样式 */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-img {
    height: 45px;
    width: auto;
    border-radius: 4px;
    vertical-align: middle;
}

.company-name {
    font-size: 1.2rem;
    font-weight: 700;
    color: #2c3e50;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 500;
    font-size: 16px;
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link i {
    font-size: 14px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #3498db;
    transition: width 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: #3498db;
    transform: translateY(-2px);
}

.nav-link.active::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #2c3e50;
    padding: 5px;
}

/* 通用区块样式 */
.section {
    padding: 100px 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

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

.section-title {
    font-size: 3rem;
    font-weight: 800;
    color: #2c3e50;
    margin-bottom: 15px;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #3498db, #2980b9);
    margin: 20px auto 0;
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #666;
    font-weight: 400;
}

/* 首页样式 */
.hero {
    position: relative;
    height: 100vh;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(44, 62, 80, 0.8), rgba(52, 152, 219, 0.6));
    z-index: 2;
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 12px 24px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 30px;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-title {
    font-size: 4rem;
    font-weight: 900;
    margin-bottom: 20px;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-title .highlight {
    color: #3498db;
    text-shadow: 0 0 20px rgba(52, 152, 219, 0.5);
}

.hero-subtitle {
    font-size: 1.4rem;
    margin-bottom: 40px;
    opacity: 0.9;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 18px 36px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 18px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.cta-button.primary {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    box-shadow: 0 8px 25px rgba(52, 152, 219, 0.3);
}

.cta-button.primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(52, 152, 219, 0.4);
}

.cta-button.secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.cta-button.secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-3px);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 40px;
    flex-wrap: wrap;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: #3498db;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 14px;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.7);
    font-size: 24px;
    animation: bounce 2s infinite;
    z-index: 3;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* 关于我们样式 */
.about {
    background: #f8f9fa;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-intro h3 {
    font-size: 1.8rem;
    color: #2c3e50;
    margin-bottom: 20px;
    position: relative;
}

.about-intro h3::after {
    content: '';
    display: block;
    width: 50px;
    height: 3px;
    background: #3498db;
    margin-top: 10px;
}

.about-intro p {
    font-size: 16px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 30px;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #3498db, #2980b9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    flex-shrink: 0;
}

.feature-content h4 {
    color: #2c3e50;
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.feature-content p {
    color: #666;
    font-size: 14px;
    line-height: 1.4;
}

.about-image {
    text-align: center;
}

.image-card {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.image-card:hover {
    transform: scale(1.02);
}

.team-img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    padding: 30px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.image-card:hover .image-overlay {
    transform: translateY(0);
}

.overlay-content h4 {
    color: white;
    margin-bottom: 5px;
}

.overlay-content p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
}

/* 主要业务样式 */
.services {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(52, 152, 219, 0.3), transparent);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    background: white;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #3498db, #2980b9, #3498db);
    background-size: 200% 100%;
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.service-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 20px 48px rgba(52, 152, 219, 0.18);
}

/* 视觉展示区域 */
.service-visual {
    position: relative;
    height: 280px;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.service-image-stack {
    position: relative;
    height: 100%;
}

.main-image {
    position: relative;
    height: 100%;
    overflow: hidden;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.8s cubic-bezier(0.25, 0.8, 0.25, 1);
    filter: brightness(0.85) contrast(1.1) saturate(1.05);
    transform: scale(1.02);
    opacity: 0;
    animation: imageLoadIn 0.6s ease forwards;
    cursor: zoom-in;
}

.service-card:hover .main-image img {
    transform: scale(1.12);
    filter: brightness(0.95) contrast(1.15) saturate(1.1);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(44, 62, 80, 0.7) 0%,
        rgba(52, 152, 219, 0.5) 50%,
        rgba(155, 89, 182, 0.3) 100%
    );
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s ease;
}

.service-card:hover .image-overlay {
    background: linear-gradient(
        135deg,
        rgba(44, 62, 80, 0.5) 0%,
        rgba(52, 152, 219, 0.3) 50%,
        rgba(155, 89, 182, 0.1) 100%
    );
}

.overlay-content {
    text-align: center;
    color: white;
    transform: translateY(20px);
    transition: all 0.4s ease;
    opacity: 0.9;
}

.service-card:hover .overlay-content {
    transform: translateY(0);
    opacity: 1;
}

.service-icon-large {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
}

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

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

.overlay-content h3 {
    font-size: 2.2rem;
    font-weight: 900;
    margin-bottom: 8px;
    text-shadow: 2px 2px 6px rgba(0, 0, 0, 0.4);
    letter-spacing: -0.5px;
    line-height: 1.1;
}

.overlay-content p {
    font-size: 1.05rem;
    opacity: 0.95;
    font-weight: 400;
    letter-spacing: 0.3px;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
}

/* 图片指示器 */
.image-indicators {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 10;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.indicator:hover {
    background: rgba(255, 255, 255, 0.6);
    transform: scale(1.2);
}

.indicator.active {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(255, 255, 255, 0.9);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.6);
    transform: scale(1.15);
}

/* 详细信息区域 */
.service-details {
    flex: 1;
    padding: 30px;
    display: flex;
    flex-direction: column;
}

.service-intro {
    margin-bottom: 25px;
    text-align: center;
}

.service-intro h3 {
    font-size: 1.8rem;
    font-weight: 800;
    color: #2c3e50;
    margin-bottom: 8px;
    position: relative;
    display: inline-block;
    letter-spacing: -0.3px;
    line-height: 1.2;
}

.service-intro h3::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, #3498db, #2980b9);
    border-radius: 2px;
}

.service-intro p {
    color: #5a6c7d;
    font-size: 1rem;
    line-height: 1.6;
    margin-top: 15px;
    font-weight: 400;
    letter-spacing: 0.2px;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex: 1;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 16px;
    border: 1px solid rgba(52, 152, 219, 0.1);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative;
    overflow: hidden;
}

.feature-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, #3498db, #2980b9);
    transition: width 0.3s ease;
}

.feature-item:hover {
    transform: translateX(8px);
    box-shadow: 0 8px 24px rgba(52, 152, 219, 0.15);
    border-color: rgba(52, 152, 219, 0.2);
}

.feature-item:hover::before {
    width: 6px;
}

.feature-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, #3498db, #2980b9);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
    transition: all 0.3s ease;
}

.feature-item:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 6px 16px rgba(52, 152, 219, 0.4);
}

.feature-text {
    flex: 1;
}

.feature-text h4 {
    color: #2c3e50;
    margin-bottom: 8px;
    font-size: 1.15rem;
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: -0.2px;
}

.feature-text p {
    color: #5a6c7d;
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 6px;
    font-weight: 400;
    letter-spacing: 0.1px;
}

.target-clients {
    display: inline-block;
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.1), rgba(41, 128, 185, 0.1));
    color: #3498db;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1px solid rgba(52, 152, 219, 0.2);
    margin-top: 6px;
}



/* 图片模态框样式 */
.image-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    animation: fadeIn 0.3s ease;
}

.image-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease;
    z-index: 10000;
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    cursor: pointer;
    z-index: 10001;
    transition: all 0.3s ease;
    border: none;
    font-size: 18px;
}

.modal-close:hover {
    background: rgba(0, 0, 0, 0.9);
    transform: scale(1.1);
}

.modal-image-container {
    display: flex;
    align-items: center;
    gap: 30px;
    padding: 40px;
}

.modal-image {
    max-width: 600px;
    max-height: 500px;
    object-fit: contain;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    cursor: zoom-out;
}

.modal-image-info {
    flex: 1;
    max-width: 300px;
}

.modal-image-info h3 {
    color: #2c3e50;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.modal-image-info p {
    color: #666;
    font-size: 1rem;
    line-height: 1.6;
}

.modal-controls {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 20px;
    z-index: 10001;
}

.modal-btn {
    width: 50px;
    height: 50px;
    background: rgba(52, 152, 219, 0.9);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
}

.modal-btn:hover {
    background: rgba(52, 152, 219, 1);
    transform: scale(1.1);
}

.modal-btn:disabled {
    background: rgba(150, 150, 150, 0.5);
    cursor: not-allowed;
    transform: none;
}


/* 联系我们样式 */
.contact {
    background: #f8f9fa;
}

.contact-content {
    max-width: 1200px;
    margin: 0 auto;
}

.contact-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    align-items: start;
}

/* 公司信息区域 */
.company-info {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 40px;
    padding: 30px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(52, 152, 219, 0.1);
}

.company-logo img {
    height: 60px;
    border-radius: 6px;
    background: white;
    padding: 6px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    vertical-align: middle;
}

.company-details h3 {
    color: #2c3e50;
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.company-details p {
    color: #666;
    font-size: 1rem;
    font-weight: 400;
}

/* 联系卡片网格 */
.contact-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.contact-card-item {
    background: white;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(52, 152, 219, 0.08);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative;
    overflow: hidden;
}

.contact-card-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, #3498db, #2980b9);
    transition: width 0.3s ease;
}

.contact-card-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 32px rgba(52, 152, 219, 0.15);
}

.contact-card-item:hover::before {
    width: 6px;
}

.card-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #3498db, #2980b9);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    margin-bottom: 16px;
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
}

.card-info h4 {
    color: #2c3e50;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.card-info p {
    color: #666;
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 0;
}

/* 侧边栏样式 */
.contact-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* 服务范围 */
.service-coverage {
    background: white;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(52, 152, 219, 0.08);
}

.service-coverage h4 {
    color: #2c3e50;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.service-coverage h4 i {
    color: #2980b9;
    font-size: 1rem;
}

.service-coverage p {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 16px;
    line-height: 1.4;
}

.coverage-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.coverage-tag {
    background: linear-gradient(135deg, #f8f9fa, #ffffff);
    color: #495057;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid rgba(52, 152, 219, 0.1);
    transition: all 0.2s ease;
}

.coverage-tag:hover {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(52, 152, 219, 0.2);
}

/* 联系行动 */
.contact-action {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    border-radius: 16px;
    padding: 24px;
    color: white;
    box-shadow: 0 6px 20px rgba(44, 62, 80, 0.2);
}

.action-header {
    text-align: center;
    margin-bottom: 20px;
}

.action-header h4 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.action-header h4 i {
    color: #3498db;
}

.action-header p {
    opacity: 0.9;
    font-size: 0.85rem;
    line-height: 1.3;
}

.action-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.action-btn {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
}

.action-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.action-btn.phone {
    border-left: 4px solid #27ae60;
}

.action-btn.email {
    border-left: 4px solid #e67e22;
}

.btn-icon {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.action-btn.phone .btn-icon {
    color: #27ae60;
}

.action-btn.email .btn-icon {
    color: #e67e22;
}

.btn-content {
    flex: 1;
}

.btn-title {
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 2px;
}

.btn-contact {
    font-size: 0.8rem;
    opacity: 0.8;
}

/* 服务特色 */
.service-features {
    background: white;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(52, 152, 219, 0.08);
}

.service-features h4 {
    color: #2c3e50;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.service-features h4 i {
    color: #2980b9;
    font-size: 1rem;
}

.features-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.feature-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: linear-gradient(135deg, #f8f9fa, #ffffff);
    border-radius: 8px;
    font-size: 0.8rem;
    color: #495057;
    border: 1px solid rgba(243, 156, 18, 0.2);
    transition: all 0.2s ease;
}

.feature-badge:hover {
    background: linear-gradient(135deg,#3498db, #2980b9);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(243, 156, 18, 0.2);
}

.feature-badge i {
    color: #2980b9;
    font-size: 0.9rem;
}

.feature-badge:hover i {
    color: white;
}

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


/* 页脚样式 */
.footer {
    background: #2c3e50;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    margin-bottom: 20px;
    font-size: 1.2rem;
    color: #3498db;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.footer-logo img {
    height: 40px;
    border-radius: 4px;
    background: white;
    padding: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    vertical-align: middle;
}

.footer-logo span {
    font-size: 1.1rem;
    font-weight: 700;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #3498db;
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.8);
}

.footer-contact i {
    width: 20px;
    color: #3498db;
}

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

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

.footer-bottom a {
    color: #3498db;
    text-decoration: none;
}

.footer-bottom a:hover {
    text-decoration: underline;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 10px;
    }

    .nav-menu {
        flex-direction: column;
        gap: 10px;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        padding: 20px;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
        transform: translateY(-10px);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .service-visual {
        height: 220px;
    }

    .service-details {
        padding: 20px;
    }

    .overlay-content h3 {
        font-size: 1.6rem;
    }

    .service-icon-large {
        width: 60px;
        height: 60px;
    }

    .service-icon-large i {
        font-size: 24px;
    }

    .hero-stats {
        gap: 30px;
    }

    .section {
        padding: 80px 0;
    }

    /* 联系我们响应式 */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .company-info {
        flex-direction: column;
        text-align: center;
        gap: 15px;
        margin-bottom: 30px;
    }

    .contact-cards {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .service-coverage,
    .contact-action,
    .service-features {
        padding: 20px;
    }

    .coverage-tags {
        gap: 6px;
    }

    .coverage-tag {
        font-size: 0.75rem;
        padding: 4px 10px;
    }

    .features-list {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .action-btn {
        padding: 12px;
        gap: 12px;
    }

    .btn-icon {
        width: 36px;
        height: 36px;
    }

    /* 服务网格响应式 */
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .cta-button {
        width: 100%;
        max-width: 300px;
    }

    .container {
        padding: 0 15px;
    }

    .hero-stats {
        gap: 20px;
    }

    /* 图片模态框移动端适配 */
    .modal-image-container {
        flex-direction: column;
        padding: 20px;
        gap: 20px;
    }

    .modal-image {
        max-width: 100%;
        max-height: 300px;
    }

    .modal-image-info {
        max-width: 100%;
        text-align: center;
    }

    .modal-controls {
        bottom: 20px;
    }

    .modal-btn {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }

    .modal-close {
        width: 35px;
        height: 35px;
        font-size: 16px;
        top: 15px;
        right: 15px;
    }
}

/* 英雄区域数字响应式 */
.stat-number {
    font-size: 2rem;
}

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

@keyframes imageLoadIn {
    from {
        opacity: 0;
        transform: scale(1.05) translateY(10px);
        filter: brightness(0.7) contrast(1) saturate(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1.02) translateY(0);
        filter: brightness(0.85) contrast(1.1) saturate(1.05);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* 滚动显示动画 */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.animate-on-scroll.animate {
    opacity: 1;
    transform: translateY(0);
}

/* ==================== 公示信息页面样式 ==================== */

/* 主页公示信息section */
.announcements {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.announcements-list-home {
    background: white;
    border-radius: 12px;
    padding: 40px 50px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    margin-bottom: 40px;
}

.announcement-item-home {
    display: flex;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid #e9ecef;
    transition: all 0.2s ease;
}

.announcement-item-home:last-child {
    border-bottom: none;
}

.announcement-item-home:hover {
    background: #f8f9fa;
    padding-left: 10px;
}

.announcement-item-home .announcement-bullet {
    color: #3498db;
    font-size: 1.2rem;
    margin-right: 15px;
    line-height: 1.8;
}

.announcement-link-home {
    color: #333;
    text-decoration: none;
    font-size: 1rem;
    line-height: 1.8;
    flex: 1;
    transition: color 0.2s ease;
}

.announcement-link-home:hover {
    color: #3498db;
}

.announcement-date-home {
    color: #999;
    font-size: 0.9rem;
    margin-left: 20px;
    white-space: nowrap;
}

.no-announcements {
    text-align: center;
    color: #999;
    padding: 40px;
    font-size: 1.1rem;
}

/* 主页分页样式 */
.pagination-home {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-top: 40px;
}

.page-btn-home {
    padding: 12px 24px;
    background: white;
    border: 2px solid #e9ecef;
    border-radius: 25px;
    color: #666;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.page-btn-home:hover:not(:disabled) {
    background: #3498db;
    color: white;
    border-color: #3498db;
    transform: translateY(-2px);
}

.page-btn-home:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.page-numbers-home {
    display: flex;
    gap: 10px;
    align-items: center;
}

.page-number-home {
    width: 45px;
    height: 45px;
    background: white;
    border: 2px solid #e9ecef;
    border-radius: 50%;
    color: #666;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.page-number-home:hover {
    background: #3498db;
    color: white;
    border-color: #3498db;
    transform: scale(1.1);
}

.page-number-home.active {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    color: white;
    border-color: #3498db;
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
}

.page-ellipsis-home {
    color: #999;
    font-size: 1.2rem;
    padding: 0 5px;
}

/* 公示信息列表页 */
.announcements-section {
    padding: 120px 0 80px;
    background: #f8f9fa;
    min-height: 100vh;
}

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

.announcements-section .section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 15px;
}

/* 公示信息列表 */
.announcements-list {
    background: white;
    border-radius: 8px;
    padding: 40px 60px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    margin-bottom: 40px;
}

.announcement-item {
    display: flex;
    align-items: flex-start;
    padding: 15px 0;
    border-bottom: 1px solid #e9ecef;
    cursor: pointer;
    transition: all 0.2s ease;
}

.announcement-item:last-child {
    border-bottom: none;
}

.announcement-item:hover {
    background: #f8f9fa;
    padding-left: 10px;
}

.announcement-bullet {
    color: #333;
    font-size: 1.2rem;
    margin-right: 15px;
    line-height: 1.8;
}

.announcement-link {
    color: #333;
    text-decoration: none;
    font-size: 1rem;
    line-height: 1.8;
    flex: 1;
    transition: color 0.2s ease;
}

.announcement-link:hover {
    color: #3498db;
}

/* 无结果提示 */
.no-results {
    text-align: center;
    padding: 80px 20px;
    color: #999;
}

.no-results p {
    font-size: 1.2rem;
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-top: 50px;
}

.page-btn {
    padding: 12px 24px;
    background: white;
    border: 2px solid #e9ecef;
    border-radius: 25px;
    color: #666;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.page-btn:hover:not(:disabled) {
    background: #3498db;
    color: white;
    border-color: #3498db;
    transform: translateY(-2px);
}

.page-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.page-numbers {
    display: flex;
    gap: 10px;
    align-items: center;
}

.page-number {
    width: 45px;
    height: 45px;
    background: white;
    border: 2px solid #e9ecef;
    border-radius: 50%;
    color: #666;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.page-number:hover {
    background: #3498db;
    color: white;
    border-color: #3498db;
    transform: scale(1.1);
}

.page-number.active {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    color: white;
    border-color: #3498db;
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
}

.page-ellipsis {
    color: #999;
    font-size: 1.2rem;
    padding: 0 5px;
}

/* ==================== 公示详情页面样式 ==================== */

.announcement-detail-section {
    padding: 120px 0 80px;
    background: #f8f9fa;
    min-height: 100vh;
}

/* 面包屑导航 */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 30px;
    font-size: 0.9rem;
    color: #666;
}

.breadcrumb a {
    color: #3498db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: #2980b9;
}

.breadcrumb .separator {
    color: #ccc;
}

.breadcrumb .current {
    color: #2c3e50;
    font-weight: 500;
}

/* 详情内容 */
.announcement-detail {
    background: white;
    border-radius: 20px;
    padding: 50px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    margin-bottom: 40px;
}

.detail-header {
    border-bottom: 2px solid #e9ecef;
    padding-bottom: 30px;
    margin-bottom: 40px;
}

.category-badge {
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    color: white;
    display: inline-block;
    margin-bottom: 15px;
}

.category-badge.company {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
}

.category-badge.project {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
}

.category-badge.qualification {
    background: linear-gradient(135deg, #9b59b6 0%, #8e44ad 100%);
}

.category-badge.training {
    background: linear-gradient(135deg, #f39c12 0%, #e67e22 100%);
}

.detail-title {
    font-size: 2rem;
    font-weight: 700;
    color: #2c3e50;
    line-height: 1.5;
    margin: 20px 0;
}

.detail-meta {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.meta-item {
    color: #999;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.detail-content {
    font-size: 1.05rem;
    line-height: 1.8;
    color: #444;
}

.detail-content h2 {
    font-size: 1.6rem;
    color: #2c3e50;
    margin: 30px 0 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #3498db;
}

.detail-content h3 {
    font-size: 1.3rem;
    color: #34495e;
    margin: 25px 0 15px;
}

.detail-content p {
    margin-bottom: 15px;
}

.detail-content ul, .detail-content ol {
    margin: 15px 0;
    padding-left: 30px;
}

.detail-content li {
    margin-bottom: 10px;
}

.detail-content strong {
    color: #2c3e50;
    font-weight: 600;
}

/* 附件列表 */
.detail-attachments {
    margin: 40px 0;
    padding: 30px;
    background: #f8f9fa;
    border-radius: 15px;
}

.attachments-title {
    font-size: 1.3rem;
    color: #2c3e50;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.attachments-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.attachment-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: white;
    border-radius: 12px;
    border: 2px solid #e9ecef;
    transition: all 0.3s ease;
}

.attachment-item:hover {
    border-color: #3498db;
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.1);
}

.attachment-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    border-radius: 12px;
    color: white;
    font-size: 1.5rem;
}

.attachment-info {
    flex: 1;
}

.attachment-name {
    font-size: 1rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 5px;
}

.attachment-size {
    font-size: 0.85rem;
    color: #999;
}

.download-btn {
    padding: 10px 24px;
    background: linear-gradient(135deg, #27ae60 0%, #229954 100%);
    border: none;
    border-radius: 20px;
    color: white;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(39, 174, 96, 0.3);
}

/* 详情页脚 */
.detail-footer {
    display: flex;
    justify-content: center;
    padding-top: 30px;
    border-top: 2px solid #e9ecef;
    margin-top: 40px;
}

.back-btn {
    padding: 12px 28px;
    background: linear-gradient(135deg, #95a5a6 0%, #7f8c8d 100%);
    border: none;
    border-radius: 25px;
    color: white;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.back-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(127, 140, 141, 0.4);
}

/* 错误信息 */
.error-message {
    text-align: center;
    padding: 80px 20px;
}

.error-message i {
    font-size: 4rem;
    color: #e74c3c;
    margin-bottom: 20px;
}

.error-message h2 {
    color: #2c3e50;
    margin-bottom: 30px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .announcements-section,
    .announcement-detail-section {
        padding: 100px 0 60px;
    }
    
    .announcements-list {
        padding: 30px 20px;
    }
    
    .announcements-list-home {
        padding: 30px 20px;
    }
    
    .announcement-item-home {
        flex-wrap: wrap;
    }
    
    .announcement-date-home {
        margin-left: 30px;
        margin-top: 5px;
        width: 100%;
    }
    
    .pagination-home {
        flex-wrap: wrap;
    }
    
    .page-numbers-home {
        order: -1;
        width: 100%;
        justify-content: center;
    }
    
    .announcement-detail {
        padding: 30px 20px;
    }
    
    .detail-title {
        font-size: 1.5rem;
    }
    
    .detail-meta {
        flex-direction: column;
        gap: 15px;
    }
    
    .pagination {
        flex-wrap: wrap;
    }
    
    .page-numbers {
        order: -1;
        width: 100%;
        justify-content: center;
    }
}