/* css/main.css */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
}

:root {
    --primary-color: #0066ff;
    --secondary-color: #00d4ff;
    --dark-bg: #0a0e17;
    --darker-bg: #050811;
    --card-bg: #111827;
    --light-text: #f0f4f8;
    --gray-text: #94a3b8;
    --border-color: #1e293b;
}

body {
    background-color: var(--dark-bg);
    color: var(--light-text);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* 头部导航 */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(10, 14, 23, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

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

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

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.logo-text h1 {
    font-size: 20px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1.2;
}

.logo-text p {
    font-size: 12px;
    color: var(--gray-text);
}

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

nav a {
    color: var(--light-text);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

nav a:hover {
    color: var(--primary-color);
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    transition: width 0.3s;
}

nav a:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-actions button {
    padding: 8px 20px;
    border-radius: 4px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    position: relative;
    overflow: hidden;
    transition: color 0.3s, border-color 0.3s;
    padding: 14px 40px;
    font-size: 1rem;
    border-radius: 6px;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-outline::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 102, 255, 0.15);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
    z-index: 0;
}

.btn-outline:hover::before {
    transform: scaleX(1);
}

.btn-outline:hover {
    color: #0066ff;
    border-color: #0066ff;
}

.btn-outline > * {
    position: relative;
    z-index: 1;
}

.btn-primary {
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    border: none;
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 102, 255, 0.3);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--light-text);
    font-size: 24px;
    cursor: pointer;
}

/* 英雄区域 */
.hero {
    padding: 180px 0 120px;
    background: radial-gradient(circle at 20% 50%, rgba(0, 102, 255, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
    position: relative;
    overflow: hidden;
}

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

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    background: linear-gradient(to right, #fff, var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    color: var(--gray-text);
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

.hero-buttons button {
    padding: 12px 30px;
    border-radius: 4px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 1rem;
}

.stats {
    display: flex;
    justify-content: space-around;
    max-width: 800px;
    margin: 0 auto;
    flex-wrap: wrap;
    gap: 30px;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1;
}
.stat-number .symbol {
    font-size: 2rem;  /* 和数字大小匹配 */
    color: inherit;   /* 继承数字的渐变颜色 */
    margin-left: 2px; /* 微调间距，更美观 */
}

/* 修复 + 号显示问题 */
.stat-item { display: flex; align-items: center; justify-content: center; flex-direction: column; }
.stat-number { display: inline-block; }
.fix-symbol {
    font-size: 2.5rem !important;
    font-weight: 700 !important;
    color: #ffffff !important;
    display: inline-block !important;
    margin-left: 2px !important;
}

/* 修复 100+ 显示在同一行 */
.stat-number span {
  display: inline !important;
  color: inherit !important;
  visibility: visible !important;
  opacity: 1 !important;
}


/* 终极修复：100+ 同一行显示 + 号 */
.stat-item {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
}
.stat-number + .stat-char {
    display: inline-flex !important;
    font-size: 2.5rem !important;
    font-weight: 700 !important;
    color: #ffffff !important;
    line-height: 1 !important;
    margin: 0 !important;
    padding: 0 !important;
    position: relative !important;
    top: -38px !important;
    left: 70px !important;
}


/* 终极修复：100+ 同一行显示 + 号 */
.stat-item {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
}
.stat-number + .stat-char {
    display: inline-flex !important;
    font-size: 2.5rem !important;
    font-weight: 700 !important;
    color: #ffffff !important;
    line-height: 1 !important;
    margin: 0 !important;
    padding: 0 !important;
    position: relative !important;
    top: -38px !important;
    left: 70px !important;
}

/* 终极修复：100+ 一行显示，样式和其他数字完全一致 */
.stat-number {
    display: inline-block !important;
    white-space: nowrap !important;
    overflow: visible !important;
    width: auto !important;
    text-align: center !important;
}
.stat-number + .stat-char, .fix-symbol {
    display: none !important;
}

.stat-number {
    white-space: nowrap !important;
    display: inline-block !important;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--gray-text);
    margin-top: 5px;
}

/* 产品展示 */
.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

.section-title p {
    color: var(--gray-text);
    max-width: 600px;
    margin: 0 auto;
}

.products {
    padding: 100px 0;
    background-color: var(--darker-bg);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.product-card {
    background-color: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid var(--border-color);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
    border-color: var(--primary-color);
}

.product-img {
    height: 200px;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.2), rgba(0, 212, 255, 0.2));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
    color: var(--primary-color);
}

.product-content {
    padding: 25px;
}

.product-content h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.product-content p {
    color: var(--gray-text);
    margin-bottom: 20px;
}

.product-features {
    list-style: none;
    margin-bottom: 20px;
}

.product-features li {
    padding: 5px 0;
    color: var(--gray-text);
}

.product-features li i {
    color: var(--primary-color);
    margin-right: 10px;
}

/* 解决方案 */
.solutions {
    padding: 100px 0;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.solution-card {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
    cursor: pointer;
}

.solution-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.solution-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 30px;
}

.solution-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.solution-card p {
    color: var(--gray-text);
}

/* 关于我们 */
.about {
    padding: 100px 0;
    background-color: var(--darker-bg);
}

.about-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-text {
    flex: 1;
}

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.about-text p {
    margin-bottom: 20px;
    color: var(--gray-text);
}

.about-image {
    flex: 1;
    height: 400px;
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* 新闻动态 */
.news {
    padding: 100px 0;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.news-card {
    background-color: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.news-img {
    height: 180px;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.2), rgba(0, 212, 255, 0.2));
}

.news-content {
    padding: 25px;
}

.news-date {
    color: var(--primary-color);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.news-content h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.news-content p {
    color: var(--gray-text);
    margin-bottom: 20px;
}

.read-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
}

.read-more i {
    margin-left: 5px;
    transition: transform 0.3s;
}

.read-more:hover i {
    transform: translateX(5px);
}

/* 页脚 */
footer {
    background-color: var(--darker-bg);
    padding: 80px 0 30px;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.footer-column h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--light-text);
}

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

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

.footer-links a {
    color: var(--gray-text);
    text-decoration: none;
    transition: color 0.3s;
}

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

.contact-info {
    list-style: none;
}

.contact-info li {
    display: flex;
    align-items: flex-start;
    margin-bottom: 15px;
    color: var(--gray-text);
}

.contact-info i {
    color: var(--primary-color);
    margin-right: 10px;
    margin-top: 5px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--card-bg);
    border-radius: 50%;
    color: var(--light-text);
    text-decoration: none;
    transition: all 0.3s;
}

.social-links a:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transform: translateY(-3px);
}

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    color: var(--gray-text);
    font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .hero h1 {
        font-size: 2.8rem;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .about-image {
        width: 100%;
    }
}

@media (max-width: 768px) {
    nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--dark-bg);
        padding: 20px;
        border-top: 1px solid var(--border-color);
    }
    
    nav.active {
        display: block;
    }
    
    nav ul {
        flex-direction: column;
        gap: 20px;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-buttons button {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
    
    .stats {
        flex-direction: column;
        gap: 20px;
    }
}

/* ========== 微信二维码弹窗样式 ========== */
/* 微信二维码弹窗样式 */
.wechat-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

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

.modal-content {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    max-width: 300px;
    width: 90%;
    border: 1px solid var(--primary-color);
    position: relative;
}

.modal-close {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 24px;
    color: var(--gray-text);
    cursor: pointer;
    transition: color 0.3s;
}

.modal-close:hover {
    color: var(--primary-color);
}

.qrcode-img {
    width: 200px;
    height: 200px;
    margin: 20px auto;
    background-color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    overflow: hidden;
}

.qrcode-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.modal-title {
    font-size: 1.5rem;
    margin-bottom: 10px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.modal-desc {
    color: var(--gray-text);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

/* 新闻动态 - 修复图片覆盖文字的问题 */
.news-card {
    display: flex;          /* 启用弹性布局 */
    flex-direction: column; /* 子元素垂直排列 */
    height: 100%;          /* 卡片高度自适应内容 */
}

.news-img {
    height: 180px; /* 固定图片区域高度，可调整 */
    width: 100%;
    overflow: hidden; /* 隐藏图片超出部分 */
    flex-shrink: 0;   /* 防止图片区域被压缩 */
    /* 确保图片容器是正常文档流的一部分，而不是绝对定位 */
    position: relative;
}

.news-img img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* 保持图片比例并填满容器 */
    display: block;
}

.news-content {
    flex-grow: 1; /* 文字区域占据剩余空间 */
    /* 确保有足够的内边距，文字不会紧贴边缘 */
    padding: 25px;
}