/* 金蝶官网风格CSS */
:root {
    --primary-color: #1a6fb3;     /* 金蝶主蓝 */
    --primary-dark: #0e4d7d;      /* 深蓝 */
    --primary-light: #4a9de6;     /* 浅蓝 */
    --secondary-color: #f6a623;   /* 金色 */
    --dark-color: #2c3e50;        /* 深灰 */
    --light-color: #f8f9fa;       /* 浅灰 */
    --gray-color: #95a5a6;        /* 中灰 */
    --success-color: #27ae60;     /* 绿 */
    --danger-color: #e74c3c;      /* 红 */
    --white: #ffffff;
    --black: #333333;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-large: 0 8px 24px rgba(0, 0, 0, 0.12);
    --radius: 8px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', 'Roboto', sans-serif;
    color: var(--black);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: var(--shadow);
    z-index: 1000;
    padding: 16px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--primary-color);
    font-size: 24px;
    font-weight: 700;
}

.logo-img {
    width: 40px;
    height: 40px;
    margin-right: 10px;
    background: var(--primary-color);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
}

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

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

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-color);
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-color);
}

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

.btn-call {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--light-color);
    color: var(--primary-color);
    padding: 10px 20px;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

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

.btn-consult {
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-consult:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* 主视觉区 */
.hero {
    padding: 160px 0 80px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    color: var(--white);
}

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

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero h1 {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-actions {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--radius);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background: var(--light-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-large);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 36px;
    font-weight: 700;
    display: block;
}

.stat-number span {
    font-size: 16px;
}

.stat-label {
    font-size: 14px;
    opacity: 0.8;
    margin-top: 5px;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.image-placeholder {
    width: 400px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 2px dashed rgba(255, 255, 255, 0.3);
}

.cloud-icon {
    font-size: 80px;
    margin-bottom: 20px;
}

/* 产品介绍 */
.products {
    padding: 80px 0;
    background: var(--light-color);
}

.section-title {
    text-align: center;
    font-size: 36px;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 15px;
}

.section-subtitle {
    text-align: center;
    color: var(--gray-color);
    font-size: 18px;
    margin-bottom: 50px;
}

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

.product-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-large);
}

.product-card.featured {
    border: 2px solid var(--primary-color);
}

.product-icon {
    position: relative;
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
}

.product-icon-main {
    position: absolute;
    font-size: 48px;
    color: var(--primary-color);
}

.product-icon-sub {
    position: absolute;
    font-size: 24px;
    color: var(--secondary-color);
    right: -5px;
    bottom: -5px;
}

.product-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.product-desc {
    color: var(--gray-color);
    margin-bottom: 20px;
    line-height: 1.6;
}

.product-features {
    list-style: none;
    margin-bottom: 25px;
}

.product-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.product-features i {
    color: var(--success-color);
}

.btn-product {
    display: block;
    width: 100%;
    padding: 12px;
    background: var(--primary-color);
    color: var(--white);
    text-align: center;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.btn-product:hover {
    background: var(--primary-dark);
}

/* 客户案例 */
.cases {
    padding: 80px 0;
    background: var(--white);
}

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

.case-card {
    background: var(--light-color);
    border-radius: var(--radius);
    padding: 30px;
    transition: var(--transition);
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.case-logo {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-bottom: 20px;
}

.case-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.case-summary {
    color: var(--gray-color);
    margin-bottom: 25px;
    line-height: 1.6;
}

.case-results {
    display: flex;
    gap: 20px;
}

.result-item {
    text-align: center;
    flex: 1;
}

.result-value {
    display: block;
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
}

.result-label {
    font-size: 14px;
    color: var(--gray-color);
}

/* 价格方案 */
.pricing {
    padding: 80px 0;
    background: var(--light-color);
}

.pricing-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
}

.pricing-tab {
    padding: 12px 30px;
    background: var(--white);
    border: 2px solid var(--light-color);
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.pricing-tab.active {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

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

.pricing-plan {
    background: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
    position: relative;
    transition: var(--transition);
}

.pricing-plan:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-large);
}

.pricing-plan.featured {
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
}

.plan-badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--secondary-color);
    color: var(--white);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.plan-header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--light-color);
}

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

.plan-subtitle {
    color: var(--gray-color);
    margin-bottom: 20px;
}

.plan-price {
    margin-top: 15px;
}

.price-number {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-color);
}

.price-period {
    color: var(--gray-color);
    font-size: 14px;
}

.plan-features {
    list-style: none;
    margin-bottom: 30px;
}

.plan-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.plan-features i {
    color: var(--success-color);
}

.btn-pricing {
    display: block;
    width: 100%;
    padding: 14px;
    background: var(--primary-color);
    color: var(--white);
    text-align: center;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.btn-pricing:hover {
    background: var(--primary-dark);
}

.pricing-footer {
    margin-top: 50px;
    padding: 30px;
    background: var(--white);
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow);
}

.pricing-footer p {
    margin-bottom: 10px;
    color: var(--dark-color);
}

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

.pricing-footer strong {
    color: var(--primary-color);
}

/* 联系我们 */
.contact {
    padding: 80px 0;
    background: var(--white);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-top: 40px;
}

.contact-form {
    background: var(--light-color);
    padding: 40px;
    border-radius: var(--radius);
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px;
    border: 2px solid #e0e0e0;
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 16px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.btn-submit {
    width: 100%;
    padding: 16px;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: var(--radius);
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-submit:hover {
    background: var(--primary-dark);
}

.form-note {
    text-align: center;
    margin-top: 15px;
    color: var(--gray-color);
    font-size: 14px;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.info-card {
    background: var(--light-color);
    padding: 25px;
    border-radius: var(--radius);
    text-align: center;
    transition: var(--transition);
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.info-icon {
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.info-card h4 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.info-content {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.info-sub {
    color: var(--gray-color);
    font-size: 14px;
}

.qr-code-placeholder {
    margin-top: 15px;
    padding: 15px;
    background: var(--white);
    border-radius: var(--radius);
}

.qr-icon {
    font-size: 48px;
    color: var(--gray-color);
    margin-bottom: 10px;
}

/* 页脚 */
.footer {
    background: var(--dark-color);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

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

.footer-links h5,
.footer-contact h5 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--white);
}

.footer-links a {
    display: block;
    color: #bdc3c7;
    text-decoration: none;
    margin-bottom: 10px;
    transition: var(--transition);
}

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

.footer-contact p {
    margin-bottom: 15px;
    color: #bdc3c7;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #95a5a6;
    font-size: 14px;
}

.footer-copyright p {
    margin-bottom: 10px;
}

/* 模态框 */
.consult-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.consult-modal.active {
    display: flex;
}

.modal-content {
    background: var(--white);
    border-radius: var(--radius);
    width: 90%;
    max-width: 500px;
    padding: 30px;
    box-shadow: var(--shadow-large);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.modal-header h3 {
    font-size: 24px;
    color: var(--dark-color);
}

.modal-close {
    background: none;
    border: none;
    font-size: 30px;
    color: var(--gray-color);
    cursor: pointer;
    line-height: 1;
}

.modal-body {
    margin-bottom: 20px;
}

.modal-contact {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 30px;
}

.modal-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px;
    background: var(--primary-color);
    color: var(--white);
    text-decoration: none;
    border-radius: var(--radius);
    font-weight: 600;
    transition: var(--transition);
}

.modal-btn:hover {
    background: var(--primary-dark);
}

/* 响应式设计 */
@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product-grid,
    .case-grid,
    .pricing-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-plan.featured {
        transform: none;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hero h1 {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .product-grid,
    .case-grid,
    .pricing-content {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .nav-actions {
        flex-direction: column;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
}