/* ===================================
   广西南宁升恒软件开发有限公司官网样式
   =================================== */

/* ===== 全局样式 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #1a56db;
    --secondary-color: #4f46e5;
    --accent-color: #3b82f6;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --text-lighter: #9ca3af;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-dark);
    line-height: 1.7;
    background-color: var(--bg-white);
}

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

/* ===== 导航栏 ===== */
.header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 1px 10px rgba(26, 86, 219, 0.08);
    border-bottom: 1px solid rgba(26, 86, 219, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
    padding: 0.5rem 0;
    position: relative;
}

.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-color: var(--primary-color);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    transition: var(--transition);
}

/* ===== 英雄区域 ===== */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 50%, #0f172a 100%);
    color: white;
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 8s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 6s ease-in-out infinite 2s;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.8;
    }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.hero-text p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: 8px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background-color: white;
    color: var(--primary-color);
    box-shadow: 0 4px 14px rgba(255, 255, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.4);
}

.btn-outline {
    background-color: transparent;
    color: white;
    border: 2px solid white;
}

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

.btn-secondary {
    background-color: var(--bg-light);
    color: var(--primary-color);
    border: 1px solid var(--border-color);
}

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

.hero-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.card-item {
    background-color: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
}

.card-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.card-label {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* ===== 区块通用样式 ===== */
.products-section,
.features-section,
.clients-section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.section-header p {
    color: var(--text-light);
    font-size: 1.125rem;
}

/* ===== 核心产品网格 ===== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.product-card {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    background: linear-gradient(145deg, var(--bg-white) 0%, #f8fafc 100%);
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color), var(--secondary-color));
    background-size: 200% 100%;
    animation: gradientShift 3s ease infinite;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(26, 86, 219, 0.1), 0 8px 10px -6px rgba(26, 86, 219, 0.1);
    border-color: var(--primary-color);
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.product-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.product-card h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.product-card p {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.7;
}

.product-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
}

.product-link:hover {
    text-decoration: underline;
}

/* ===== 优势特点 ===== */
.features-section {
    background-color: var(--bg-light);
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(26, 86, 219, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(79, 70, 229, 0.03) 0%, transparent 50%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-item {
    background: linear-gradient(145deg, var(--bg-white) 0%, #f8fafc 100%);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 80px;
    height: 80px;
    background: radial-gradient(circle, rgba(26, 86, 219, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.feature-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    opacity: 0.2;
    margin-bottom: 1rem;
    line-height: 1;
}

.feature-item h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.feature-item p {
    color: var(--text-light);
}

/* ===== 客户区域 ===== */
.clients-region {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.region-group h5 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.client-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.75rem;
}

.client-list li {
    background-color: var(--bg-light);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    color: var(--text-dark);
}

.view-more {
    text-align: center;
}

/* ===== 页脚 ===== */
.footer {
    background: linear-gradient(135deg, #0f172a 0%, var(--text-dark) 100%);
    color: white;
    padding: 3rem 0 1rem;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.5), transparent);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-info h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.footer-info p {
    color: #d1d5db;
}

.footer-links h5,
.footer-contact h5 {
    font-size: 1rem;
    margin-bottom: 1rem;
}

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

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: #d1d5db;
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
}

.footer-contact p {
    color: #d1d5db;
    margin-bottom: 0.5rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    text-align: center;
    color: #9ca3af;
}

/* ===== 子页面标题 ===== */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 50%, #1e293b 100%);
    color: white;
    padding: 3rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        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%);
    pointer-events: none;
}

.page-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.page-header p {
    opacity: 0.9;
    font-size: 1.125rem;
}

/* ===== 关于我们页面 ===== */
.about-section {
    padding: 5rem 0;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
}

.about-text h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 2rem 0 1rem;
    color: var(--text-dark);
}

.about-text h3:first-child {
    margin-top: 0;
}

.about-text p {
    color: var(--text-dark);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.about-list {
    list-style: none;
    margin-left: 0;
}

.about-list li {
    padding: 0.5rem 0;
    color: var(--text-dark);
}

.about-text blockquote {
    background-color: var(--bg-light);
    border-left: 4px solid var(--primary-color);
    padding: 1.5rem;
    border-radius: 6px;
    margin: 2rem 0;
}

.about-text blockquote p {
    font-style: italic;
    margin-bottom: 0;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    align-content: start;
}

.stat-card {
    background-color: var(--bg-light);
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-light);
    font-size: 0.875rem;
}

.company-advantages {
    background-color: var(--bg-light);
    padding: 5rem 0;
}

.company-advantages h3 {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 3rem;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.advantage-item {
    background-color: var(--bg-white);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    transition: var(--transition);
}

.advantage-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.advantage-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.advantage-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.advantage-item p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* ===== 产品页面 ===== */
.products-page-section {
    padding: 4rem 0;
    border-bottom: 1px solid var(--border-color);
}

.products-page-section:last-child {
    border-bottom: none;
}

.product-detail {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.product-detail.reverse {
    direction: rtl;
}

.product-detail.reverse .product-detail-content {
    direction: ltr;
}

.product-detail.reverse .product-detail-image {
    direction: ltr;
}

.product-badge {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.product-detail-content h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.product-intro {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

.product-detail-content h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 2rem 0 1rem;
    color: var(--text-dark);
}

.product-detail-content h4:first-child {
    margin-top: 0;
}

.product-detail-content ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.product-detail-content li {
    padding: 0.35rem 0;
    line-height: 1.7;
}

.feature-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1rem 0;
}

.tag {
    background-color: #eff6ff;
    color: var(--primary-color);
    padding: 0.35rem 0.75rem;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
}

.feature-list {
    list-style: none;
    margin-left: 0 !important;
}

.product-feature-box {
    background: linear-gradient(145deg, var(--bg-light) 0%, #f1f5f9 100%);
    border: 1px solid rgba(26, 86, 219, 0.1);
    padding: 2rem;
    border-radius: 12px;
    position: sticky;
    top: 100px;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.product-feature-box h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-align: center;
}

.architecture-item {
    background-color: var(--bg-white);
    padding: 0.75rem 1rem;
    margin-bottom: 0.75rem;
    border-radius: 6px;
    text-align: center;
    border-left: 3px solid var(--primary-color);
}

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

.product-advantages {
    background-color: var(--bg-light);
    background-image: 
        radial-gradient(circle at 0% 0%, rgba(26, 86, 219, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 100% 100%, rgba(79, 70, 229, 0.05) 0%, transparent 50%);
    padding: 5rem 0;
}

.product-advantages h3 {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 3rem;
}

.product-advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.product-advantage-item {
    background: linear-gradient(145deg, var(--bg-white) 0%, #f8fafc 100%);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    border-radius: 12px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.product-advantage-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-color), var(--accent-color));
    opacity: 0;
    transition: var(--transition);
}

.product-advantage-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 20px -8px rgba(26, 86, 219, 0.15);
    border-color: var(--primary-color);
}

.product-advantage-item:hover::before {
    opacity: 1;
}

.product-advantage-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.product-advantage-item p {
    color: var(--text-light);
}

/* AI特性标签样式 */
.feature-tags .tag {
    background-color: #eff6ff;
    color: var(--primary-color);
    padding: 0.35rem 0.75rem;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    display: inline-block;
    margin-bottom: 0.5rem;
}

/* ===== 成功案例页面 ===== */
.cases-intro {
    padding: 3rem 0;
}

.cases-intro-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.cases-intro-content p {
    font-size: 1.125rem;
    color: var(--text-light);
}

.cases-intro-content strong {
    color: var(--primary-color);
    font-size: 1.5rem;
}

.featured-cases {
    padding: 0 0 5rem;
}

.featured-cases h3 {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 3rem;
}

.featured-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.featured-case-card {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
}

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

.case-header {
    background-color: var(--primary-color);
    color: white;
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.case-header h4 {
    font-size: 1.125rem;
    font-weight: 600;
}

.case-badge {
    background-color: rgba(255, 255, 255, 0.2);
    padding: 0.25rem 0.6rem;
    border-radius: 12px;
    font-size: 0.75rem;
}

.case-content {
    padding: 1.5rem;
}

.case-content p {
    margin-bottom: 1rem;
}

.case-content ul {
    margin-left: 1rem;
}

.case-content li {
    padding: 0.25rem 0;
    color: var(--text-light);
}

.client-list-section {
    background-color: var(--bg-light);
    padding: 5rem 0;
}

.client-list-section h3 {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 3rem;
}

.client-regions {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.region-block h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.client-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.client-item {
    background-color: var(--bg-white);
    padding: 0.75rem 1rem;
    border-radius: 6px;
    color: var(--text-dark);
    box-shadow: var(--shadow-sm);
}

.testimonials {
    padding: 5rem 0;
}

.testimonials h3 {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 3rem;
}

.testimonials-content {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    gap: 2rem;
}

.testimonial-item blockquote {
    background-color: var(--bg-light);
    border-left: 4px solid var(--primary-color);
    padding: 2rem;
    border-radius: 8px;
}

.testimonial-item p {
    font-size: 1.125rem;
    font-style: italic;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.testimonial-item footer {
    text-align: right;
    color: var(--text-light);
    font-weight: 500;
}

/* ===== 联系我们页面 ===== */
.contact-section {
    padding: 5rem 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 4rem;
}

.contact-info h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.contact-info > p {
    color: var(--text-light);
    margin-bottom: 2rem;
    font-size: 1.05rem;
    line-height: 1.8;
}

.contact-items {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.contact-icon {
    font-size: 2rem;
    min-width: 40px;
}

.contact-text h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.contact-text p,
.contact-text li {
    color: var(--text-light);
}

.contact-text ul {
    list-style: none;
}

.contact-text li {
    padding: 0.25rem 0;
}

.company-structure {
    background-color: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.company-structure h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.structure-item {
    background-color: var(--bg-white);
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 8px;
    border-left: 3px solid var(--primary-color);
}

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

.structure-name {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.structure-desc {
    color: var(--text-light);
    font-size: 0.9rem;
}

.contact-quote blockquote {
    background-color: var(--primary-color);
    color: white;
    padding: 2rem;
    border-radius: 12px;
}

.contact-quote p {
    font-size: 1.125rem;
    font-style: italic;
    text-align: center;
}

.business-consult {
    background-color: var(--bg-light);
    padding: 5rem 0;
}

.business-consult h3 {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
}

.consult-content {
    max-width: 900px;
    margin: 0 auto;
}

.consult-content > p {
    text-align: center;
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 3rem;
}

.consult-points {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.consult-point h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.consult-point p {
    color: var(--text-light);
}

/* ===== 响应式设计 ===== */
@media (max-width: 968px) {
    .nav-menu {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .hero-text h2 {
        font-size: 2rem;
    }
    
    .hero-card {
        order: -1;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-stats {
        order: -1;
    }
    
    .product-detail {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .product-detail.reverse {
        direction: ltr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .clients-region {
        grid-template-columns: 1fr;
    }
    
    .featured-cases-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        text-align: center;
    }
}

@media (max-width: 640px) {
    .hero {
        padding: 3rem 0;
    }
    
    .hero-text h2 {
        font-size: 1.75rem;
    }
    
    .products-section,
    .features-section,
    .clients-section {
        padding: 3rem 0;
    }
    
    .section-header h3 {
        font-size: 1.5rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .client-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }
}