/* 全局样式 */
:root {
    --primary-color: #6366f1;
    --secondary-color: #4f46e5;
    --accent-color: #06b6d4;
    --dark-color: #1e293b;
    --light-color: #f8fafc;
    --text-color: #64748b;
    --border-radius: 12px;
    --box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #06b6d4 100%);
    --gradient-secondary: linear-gradient(135deg, #4f46e5 0%, #6366f1 100%);
}

body {
    font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text-color);
    line-height: 1.7;
    overflow-x: hidden;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--dark-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: var(--transition);
}

a:hover {
    color: var(--secondary-color);
}

.btn {
    padding: 12px 30px;
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
    color: white;
}

.btn-lg {
    padding: 15px 40px;
    font-size: 18px;
}

.btn-outline-primary {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    color: white;
}

.section-padding {
    padding: 100px 0;
}

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

.section-header h2 {
    font-size: 36px;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-header h2:after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: -10px;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--primary-color);
}

.section-header p {
    font-size: 18px;
    color: #777;
}

/* 导航栏 */
.navbar {
    padding: 20px 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.navbar-brand {
    font-weight: 700;
    font-size: 24px;
}

.brand-name {
    color: var(--primary-color);
}

.nav-link {
    font-weight: 500;
    padding: 10px 15px !important;
    position: relative;
}

.nav-link:not(.dropdown-toggle):after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 50%;
    background-color: var(--primary-color);
    transition: 0.3s;
}

.nav-link:not(.dropdown-toggle):hover:after {
    width: 70%;
    left: 15%;
}

/* 产品矩阵下拉菜单样式 */
.dropdown-toggle::after {
    margin-left: 0.4em;
    vertical-align: 0.15em;
}

.navbar-nav .dropdown:hover .dropdown-menu {
    display: block;
}

.product-matrix-menu {
    min-width: 280px;
    padding: 10px;
    border: none;
    border-radius: 10px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    margin-top: 0;
}

.product-item {
    display: flex;
    padding: 10px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.product-item:hover {
    background-color: rgba(60, 120, 240, 0.08);
}

.product-icon {
    width: 40px;
    height: 40px;
    margin-right: 15px;
    background-color: rgba(60, 120, 240, 0.1);
    color: var(--primary-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.product-info {
    flex: 1;
}

.product-info h5 {
    margin: 0 0 5px;
    font-size: 16px;
    font-weight: 600;
    color: #333;
}

.product-info p {
    margin: 0;
    font-size: 13px;
    color: #666;
    line-height: 1.4;
}

.login-btn {
    margin-left: 10px;
    padding: 8px 20px !important;
    border-radius: var(--border-radius);
    display: block !important;
}

/* 应用平台样式 */
.app-platforms {
    display: flex;
    align-items: center;
    margin-left: 20px;
}

.app-platform-link {
    display: flex;
    align-items: center;
    font-size: 14px;
    color: #666;
    transition: var(--transition);
    text-decoration: none;
}

.app-platform-link:hover {
    color: var(--primary-color);
}

.platform-icon {
    margin-right: 5px;
}

/* 首屏区域 */
.hero-section {
    background: var(--gradient-primary);
    padding: 200px 0 120px;
    position: relative;
    overflow: hidden;
    color: white;
}

.hero-section:before {
    content: '';
    position: absolute;
    top: -20%;
    right: -20%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: float 6s ease-in-out infinite;
}

.hero-section:after {
    content: '';
    position: absolute;
    bottom: -10%;
    left: -10%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    animation: float 8s ease-in-out infinite reverse;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 15px;
    color: white;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.hero-subtitle {
    font-size: 36px;
    font-weight: 600;
    margin-bottom: 25px;
    color: rgba(255, 255, 255, 0.9);
}

.hero-description {
    font-size: 20px;
    margin-bottom: 30px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 400;
}

.common-problems {
    margin-bottom: 30px;
}

.problem-item {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    padding: 15px 20px;
    background-color: rgba(255, 255, 255, 0.15);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.problem-item:hover {
    transform: translateX(10px);
    background-color: rgba(255, 255, 255, 0.25);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.problem-item i {
    font-size: 22px;
    color: white;
    margin-right: 20px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.problem-item:nth-child(1) i {
    color: #fca5a5;
}

.problem-item:nth-child(2) i {
    color: #93c5fd;
}

.problem-item:nth-child(3) i {
    color: #fcd34d;
}

.problem-item span {
    font-size: 18px;
    font-weight: 500;
    color: white;
}

.highlight-text {
    color: #fca5a5;
    font-weight: 700;
    position: relative;
    padding: 0 2px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.highlight-text::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 6px;
    background-color: rgba(252, 165, 165, 0.3);
    border-radius: 3px;
    z-index: -1;
}

.hero-buttons {
    margin-top: 30px;
}

.hero-image {
    animation: float 3s ease-in-out infinite;
    box-shadow: var(--box-shadow);
    border-radius: 10px;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-15px);
    }
    100% {
        transform: translateY(0px);
    }
}

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

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

/* 核心理念 */
.philosophy-card {
    text-align: center;
    padding: 40px 30px;
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    height: 100%;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.philosophy-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.icon-box {
    width: 90px;
    height: 90px;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: white;
    font-size: 36px;
    transition: var(--transition);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
}

.philosophy-card:hover .icon-box {
    transform: scale(1.1);
    box-shadow: 0 12px 35px rgba(99, 102, 241, 0.4);
}

.philosophy-card h3 {
    margin-bottom: 15px;
    font-size: 22px;
}

/* 特色功能 */
.feature-item {
    margin-bottom: 80px;
    padding: 30px;
    border-radius: var(--border-radius);
    background-color: #fff;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.feature-item:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.feature-item:last-child {
    margin-bottom: 0;
}

.feature-content h3 {
    margin-bottom: 20px;
    font-size: 28px;
    color: var(--primary-color);
}

.feature-content p {
    margin-bottom: 20px;
    font-size: 16px;
}

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

.feature-list li {
    margin-bottom: 10px;
    font-weight: 500;
}

.feature-list i {
    color: var(--primary-color);
    margin-right: 10px;
}

.feature-image {
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

/* 跨组织跨平台协同特色功能样式 */
.cross-platform-image {
    background-color: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 30px;
    text-align: center;
}

.platform-icons {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 30px;
    padding: 30px 15px;
    background-color: #fff;
    border-radius: 15px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.platform-label {
    padding: 8px 15px;
    border-radius: 5px;
    display: inline-block;
}

.platform-logo-group {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 5px;
}

.platform-logo {
    max-height: 65px;
    width: auto;
    object-fit: contain;
    margin: 0 5px;
    transition: transform 0.3s ease;
}

.platform-logo:hover {
    transform: scale(1.1);
}

.connection-arrow {
    margin: 0 15px;
    font-size: 24px;
    color: var(--primary-color);
}

.platform-workflow {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 30px;
}

.workflow-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 5px;
}

.step-text {
    font-size: 14px;
    color: #666;
    margin-top: 5px;
    font-weight: 500;
}

.step-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: #f0f6ff;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 10px;
    color: var(--primary-color);
    font-size: 20px;
    transition: var(--transition);
}

.workflow-step:hover .step-icon {
    background-color: var(--primary-color);
    color: #fff;
    transform: translateY(-5px);
}

.workflow-arrow {
    margin: 0 15px;
    color: var(--primary-color);
    font-size: 20px;
    align-self: center;
}

@media (max-width: 768px) {
    .platform-workflow {
        flex-direction: column;
    }
    
    .workflow-arrow {
        transform: rotate(90deg);
        margin: 10px 0;
    }
    
    .workflow-step {
        margin: 10px 0;
    }
}

/* 企业收益 */
.benefit-card {
    text-align: center;
    padding: 40px 30px;
    border-radius: var(--border-radius);
    background-color: #fff;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    height: 100%;
    position: relative;
    overflow: hidden;
}

.benefit-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 0;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.benefit-card:hover:before {
    height: 100%;
}

.benefit-card:hover {
    transform: translateY(-10px);
}

.benefit-icon {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.benefit-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
}

/* 移动端展示 */
.mobile-device {
    position: relative;
    text-align: center;
    padding: 20px;
}

.mobile-device img {
    height: 500px;
    object-fit: contain;
    border-radius: 20px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.mobile-feature {
    padding: 25px 15px;
    background-color: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    height: 100%;
}

.mobile-feature:hover {
    transform: translateY(-10px);
}

.mobile-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background-color: rgba(60, 120, 240, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--primary-color);
    transition: var(--transition);
}

.mobile-feature:hover .mobile-icon {
    background-color: var(--primary-color);
    color: white;
}

/* 成功案例 */
.case-card {
    margin-bottom: 30px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    background-color: #fff;
    height: 100%;
}

.case-card:hover {
    transform: translateY(-10px);
}

.case-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.case-content {
    padding: 25px;
}

.case-content h3 {
    margin-bottom: 15px;
    font-size: 22px;
}

.read-more {
    font-weight: 500;
    position: relative;
    padding-right: 20px;
}

.read-more:after {
    content: '→';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    transition: var(--transition);
}

.read-more:hover:after {
    right: -5px;
}

/* 联系我们 */
.contact-info {
    padding: 30px;
    height: 100%;
}

.contact-info h2 {
    margin-bottom: 20px;
    font-size: 32px;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.contact-item i {
    font-size: 24px;
    color: var(--primary-color);
    margin-right: 15px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(60, 120, 240, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.wechat-container {
    background-color: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 30px;
    height: 100%;
    text-align: center;
}

.wechat-container h3 {
    font-size: 24px;
    color: var(--dark-color);
    margin-bottom: 10px;
}

.wechat-qrcode {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.wechat-qrcode img {
    max-width: 200px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.wechat-qrcode img:hover {
    transform: scale(1.05);
}

.wechat-qrcode p {
    font-weight: 500;
    color: var(--primary-color);
}

/* CTA区域 */
.cta-section {
    background: var(--gradient-primary);
    color: white;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.cta-section:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="white" fill-opacity="0.05" d="M0,160L48,144C96,128,192,96,288,106.7C384,117,480,171,576,186.7C672,203,768,181,864,154.7C960,128,1056,96,1152,90.7C1248,85,1344,107,1392,117.3L1440,128L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
    background-size: cover;
    background-position: center;
}

.cta-content h2 {
    font-size: 42px;
    color: white;
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.cta-content p {
    font-size: 20px;
    margin-bottom: 35px;
    opacity: 0.9;
    font-weight: 400;
}

/* 页脚 */
.footer {
    background-color: #f8f9fa;
    color: #555;
    padding: 60px 0 20px;
}

.footer-brand h4 {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-top: 15px;
    margin-bottom: 20px;
}

.company-info {
    margin-top: 20px;
}

.info-item {
    margin-bottom: 12px;
    font-size: 14px;
    display: flex;
}

.info-label {
    color: #666;
    width: 80px;
    font-weight: 500;
}

.info-value {
    color: #333;
}

.footer-title {
    font-size: 18px;
    color: #333;
    font-weight: 600;
    margin-bottom: 25px;
}

.footer-links ul {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #555;
    transition: var(--transition);
    font-size: 14px;
    text-decoration: none;
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.qr-codes {
    display: flex;
    gap: 30px;
}

.qr-code-item {
    text-align: center;
}

.qr-image {
    width: 120px;
    height: 120px;
    border-radius: 6px;
    margin-bottom: 10px;
}

.qr-code-item p {
    font-size: 14px;
    color: #555;
    margin: 0;
}

.copyright {
    text-align: center;
    margin-top: 50px;
    padding-top: 20px;
    border-top: 1px solid #eee;
    font-size: 14px;
    color: #777;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .section-padding {
        padding: 70px 0;
    }
    
    .hero-section {
        padding: 150px 0 70px;
    }
    
    .hero-title {
        font-size: 40px;
    }
    
    .hero-subtitle {
        font-size: 26px;
    }
    
    .feature-item {
        margin-bottom: 50px;
    }

    .app-platforms {
        display: none;
    }
}

@media (max-width: 768px) {
    .section-padding {
        padding: 50px 0;
    }
    
    .hero-section {
        padding: 120px 0 50px;
        text-align: center;
    }
    
    .hero-image {
        margin-top: 40px;
    }
    
    .section-header h2 {
        font-size: 30px;
    }
    
    .philosophy-card, .benefit-card, .case-card {
        margin-bottom: 30px;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 22px;
    }
    
    .hero-buttons .btn {
        display: block;
        width: 100%;
        margin-bottom: 15px;
    }
    
    .hero-buttons .btn:last-child {
        margin-left: 0 !important;
    }
    
    .section-header h2 {
        font-size: 26px;
    }
}