/* 精简全局样式 - 芯片贸易专业配色 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
        }
        
        :root {
            --primary: #0a192f;       /* 深科技蓝 */
            --secondary: #64ffda;     /* 科技青 */
            --accent: #8892b0;        /* 中灰蓝 */
            --light: #e6f1ff;         /* 浅蓝 */
            --dark: #112240;          /* 深蓝 */
            --card-bg: #ffffff;       /* 卡片白色背景 */
            --border: #ccd6f6;        /* 浅蓝边框 */
            --spacer-color: #f0f6ff;  /* 间隔区浅蓝 */
            --text-dark: #172a45;     /* 深蓝文本 */
            --text-light: #a8b2d1;    /* 浅蓝文本 */
        }
        
        body {
            background-color: #f8f9fa;
            color: var(--text-dark);
            line-height: 1.6;
        }
        
        .container {
            width: 90%;
            max-width: 85%;
            margin: 0 auto;
            padding: 0 15px;
        }
        
        .section {
            padding: 50px 0;
        }
        
        /* 导航栏样式 */
        header {
            background: var(--primary);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 15px rgba(10, 25, 47, 0.2);
        }
        
        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        
        .logo {
            font-size: 1.8rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            color: var(--light);
        }
        
        .logo span {
            color: var(--secondary);
            margin-right: 5px;
        }
        
        nav ul {
            display: flex;
            list-style: none;
        }
        
        nav ul li {
            margin: 0 15px;
        }
        
        nav ul li a {
            color: var(--light);
            text-decoration: none;
            font-weight: 500;
            font-size: 1rem;
            padding: 8px 12px;
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        
        nav ul li a:hover {
            color: var(--secondary);
        }
        
        nav ul li a.active {
            background: rgba(100, 255, 218, 0.1);
            color: var(--secondary);
        }
        
        .nav-icons {
            display: flex;
            gap: 20px;
            color: var(--light);
        }
        
        .nav-icons span {
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .nav-icons span:hover {
            color: var(--secondary);
        }
        
        /* 轮播图/主视觉区域 */
        .hero {
            height: 500px;
            background: linear-gradient(rgba(10, 25, 47, 0.85), rgba(10, 25, 47, 0.9)), 
                        url('/images/handict.jpg');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            color: white;
        }
        
        .hero-content {
            max-width: 700px;
        }
        
        .hero h1 {
            font-size: 2.8rem;
            margin-bottom: 20px;
            line-height: 1.2;
            color: var(--light);
        }
        
        .hero p {
            font-size: 1.2rem;
            margin-bottom: 30px;
            color: var(--text-light);
            max-width: 600px;
        }
        
        .btn {
            display: inline-block;
            background-color: transparent;
            color: var(--text-dark);
            padding: 12px 30px;
            border-radius: 4px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1rem;
            border: 1px solid var(--secondary);
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .btn:hover {
            background-color: rgba(100, 255, 218, 0.1);
            transform: translateY(-3px);
        }
        
        .btn-filled {
            background: var(--secondary);
            color: var(--primary);
            border: 1px solid var(--secondary);
            margin-left: 15px;
        }
        
        .btn-filled:hover {
            background: rgba(100, 255, 218, 0.9);
            box-shadow: 0 5px 15px rgba(100, 255, 218, 0.3);
        }
        
        /* 分类区域 */
        .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .section-title h2 {
            font-size: 2.2rem;
            color: var(--text-dark);
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }
        
        .section-title h2::after {
            content: '';
            position: absolute;
            width: 60px;
            height: 3px;
            background: var(--secondary);
            bottom: -12px;
            left: 50%;
            transform: translateX(-50%);
        }
        
        .section-title p {
            color: var(--accent);
            max-width: 700px;
            margin: 25px auto 0;
            font-size: 1.1rem;
        }
        
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }
        
        .card {
            background: var(--card-bg);
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 5px 25px rgba(10, 25, 47, 0.08);
            text-align: center;
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            position: relative;
            border: 1px solid var(--border);
        }
        
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 35px rgba(10, 25, 47, 0.15);
            border-color: var(--secondary);
        }
        
        .card-img {
            height: 180px;
            background: var(--light);
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .card-img .chip-icon {
            font-size: 4rem;
            color: var(--dark);
        }
        
        .card-content {
            padding: 25px 20px;
            position: relative;
        }
        
        .card-content h3 {
            font-size: 1.3rem;
            margin-bottom: 15px;
            color: var(--text-dark);
        }
        
        .card-content p {
            color: var(--accent);
            font-size: 0.95rem;
            margin-bottom: 20px;
            min-height: 60px;
        }
        
        .product-badge {
            position: absolute;
            top: 15px;
            left: 15px;
            background: var(--primary);
            color: var(--light);
            padding: 5px 15px;
            border-radius: 4px;
            font-size: 0.9rem;
            font-weight: 600;
        }
        
        .product-price {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 15px;
        }
        
        .product-specs {
            display: flex;
            justify-content: center;
            gap: 15px;
            margin-bottom: 20px;
            color: var(--accent);
            font-size: 0.9rem;
        }
        
        .product-specs span {
            background: rgba(136, 146, 176, 0.1);
            padding: 5px 12px;
            border-radius: 20px;
        }
        
        /* 间隔区样式 */
        .spacer-block {
            height: 100px;
            background: var(--spacer-color);
            position: relative;
            margin: 60px 0;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }
        
        .spacer-block .container {
            text-align: center;
        }
        
        .spacer-block h3 {
            font-size: 1.8rem;
            color: var(--text-dark);
            position: relative;
            display: inline-block;
        }
        
        .spacer-block h3::after {
            content: '';
            position: absolute;
            width: 50px;
            height: 3px;
            background: var(--secondary);
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
        }
        
        /* 搜索区域样式 */
        .search-section {
            padding: 60px 0;
            background: var(--light);
        }
        
        .search-container {
            max-width: 800px;
            margin: 0 auto;
            position: relative;
            text-align: center;
        }
        
        .search-title {
            font-size: 2rem;
            color: var(--text-dark);
            margin-bottom: 15px;
        }
        
        .search-subtitle {
            color: var(--accent);
            margin-bottom: 40px;
            font-size: 1.1rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        
        .search-box {
            display: flex;
            height: 60px;
            border-radius: 4px;
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: 0 5px 25px rgba(10, 25, 47, 0.1);
        }
        
        .search-input {
            flex: 1;
            border: none;
            padding: 0 25px;
            font-size: 1.1rem;
            outline: none;
            background: white;
            color: var(--text-dark);
        }
        
        .search-input::placeholder {
            color: var(--accent);
        }
        
        .search-button {
            background: var(--primary);
            color: var(--light);
            border: none;
            padding: 0 40px;
            font-weight: 600;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .search-button:hover {
            background: var(--dark);
        }
        
        /* 产品目录区域 */
        .catalog {
            background-color: white;
            border-radius: 8px;
            box-shadow: 0 5px 25px rgba(10, 25, 47, 0.08);
            padding: 40px;
            margin-top: 30px;
            border: 1px solid var(--border);
        }
        
        .catalog-header {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .catalog-header h3 {
            font-size: 1.8rem;
            color: var(--text-dark);
            margin-bottom: 15px;
        }
        
        .catalog-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 20px;
        }
        
        .category-item {
           display: block;
            text-decoration: none;
           color: inherit;
            background: var(--light);
            border-radius: 8px;
            padding: 25px 15px;
            text-align: center;
            transition: all 0.3s ease;
            cursor: pointer;
            border: 1px solid var(--border);
        }
        
        .category-item:hover {
            background: var(--primary);
            color: var(--light);
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(10, 25, 47, 0.15);
            border-color: var(--secondary);
        }
        
        .category-icon {
            width: 60px;
            height: 60px;
            background: var(--primary);
            color: var(--light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            margin: 0 auto 20px;
            transition: all 0.3s ease;
        }
        
        .category-item:hover .category-icon {
            background: var(--light);
            color: var(--primary);
        }
        
        .category-item h4 {
            font-size: 1.1rem;
            margin-bottom: 8px;
        }
        
        /* 页脚区域 */
        footer {
            background: var(--primary);
            color: var(--light);
            padding: 60px 0 30px;
            margin-top: 60px;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        
        .footer-col h3 {
            color: var(--secondary);
            font-size: 1.3rem;
            margin-bottom: 25px;
            position: relative;
        }
        
        .footer-col h3::after {
            content: '';
            position: absolute;
            width: 40px;
            height: 3px;
            background: var(--secondary);
            bottom: -10px;
            left: 0;
        }
        
        .footer-col p, .footer-col li {
            color: var(--text-light);
            margin-bottom: 12px;
            line-height: 1.8;
        }
        
        .footer-col ul {
            list-style: none;
        }
        
        .footer-col ul li {
            margin-bottom: 10px;
        }
        
        .footer-col ul li a {
            color: var(--text-light);
            text-decoration: none;
            transition: all 0.3s ease;
        }
        
        .footer-col ul li a:hover {
            color: var(--secondary);
            padding-left: 5px;
        }
        
        .contact-info li {
            display: flex;
            gap: 15px;
        }
        
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(136, 146, 176, 0.2);
            font-size: 0.9rem;
            color: var(--text-light);
        }
   /* 面包屑导航*/
.breadcrumb-container {
    background-color: #f5f5f5;
    padding: 10px 0;
    font-size: 14px;
    border-bottom: 1px solid #eee;
}

.breadcrumb {
    color: #666;
}

.breadcrumb a {
    color: #0066c0;
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
    color: #c45500;
}

.breadcrumb span {
    color: #111;
    font-weight: 500;
}



/* ====================== */
/* 产品详情页专属优化样式 */
.description-content {
  background: #f9f9f9;
  padding: 15px;
  border-radius: 4px;
  line-height: 1.7;
}
/* 添加在现有CSS的任意位置 */
.description-content {
  text-align: left !important; /* 强制左对齐 */
  padding: 15px;
  background: #f9f9f9;
  border-radius: 4px;
  line-height: 1.7;
}

.description-content p {
  text-align: left !important; /* 段落左对齐 */
}

.description-content h4 {
  text-align: left !important; /* 标题左对齐 */
  margin-bottom: 10px;
  color: var(--primary);
}


/* ====== 产品表格 ====== */
.product-table {
  width: 100%;
  border-collapse: collapse;
  margin: 15px 0;
}

.product-table th {
  background: linear-gradient(to bottom, var(--primary), #2980b9);
  color: var(--text-light);
  padding: 12px 15px;
  text-align: left;
  font-weight: 600;
}

.product-table td {
  padding: 10px 15px;
  border-bottom: 1px solid var(--border);
   text-align: left;
}

.product-table tr:nth-child(even) {
  background-color: var(--light-bg);
}

.product-table tr:hover td {
  background-color: #e3f2fd;
}

.product-header {
  padding-bottom: 15px;
}

.manufacturer {
  margin: 5px 0 0;
  color: #555;
  font-size: 0.95rem;
}

.product-title {
  margin: 5px 0 0;
  font-style: italic;
}

.stock-status {
  color: var(--success);
  font-weight: bold;
}

.description-cell {
  padding-top: 20px !important;
}

.description-content {
  background: #f9f9f9;
  padding: 15px;
  border-radius: 4px;
  line-height: 1.7;
   text-align: left;
}


.inquiry-table {
  width: 90%;
  border-collapse: separate;
  border-spacing: 0;
  border: 2px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: white;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
  margin: 20px;
}

.inquiry-table th {
  background: #e3f2fd;
  color: var(--text-dark);
  padding: 12px 15px;
  font-weight: 600;
  text-align: left;
}

.inquiry-table td {
 background: rgba(255, 255, 255, 0.9);
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.05);

}

.inquiry-table tr:last-child td {
  border-bottom: none;
}

.inquiry-table tr:nth-child(even) {
  background-color: var(--light-bg);
}

.inquiry-table tr:hover td {
  background-color: #e3f2fd;
}

.form-input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 4px;
  box-sizing: border-box;
  font-size: 0.95rem;
  transition: border 0.3s;
}

.form-input:focus {
  border-color: var(--secondary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
}
  /* Ordering Steps */
        .order-steps {
            display: flex;
            flex-wrap: wrap;
            gap: 25px;
            margin-top: 40px;
        }
        
        .step-card {
            flex: 1;
            min-width: 250px;
            background: var(--card-bg);
            border-radius: 8px;
            padding: 30px;
            box-shadow: 0 5px 15px rgba(10, 25, 47, 0.1);
            border: 1px solid var(--border);
            transition: all 0.3s ease;
        }
        
        .step-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(10, 25, 47, 0.15);
            border-color: var(--secondary);
        }
  .step-number {
            width: 50px;
            height: 50px;
            background: var(--primary);
            color: var(--light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: bold;
            margin-bottom: 20px;
        }
        

        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .hero h1 {
                font-size: 2.4rem;
            }
            
            nav ul li {
                margin: 0 8px;
            }
        }
        
        @media (max-width: 768px) {
            .nav-container {
                flex-direction: column;
                padding: 15px 0;
            }
            
            nav {
                margin: 20px 0;
            }
            
            nav ul {
                flex-wrap: wrap;
                justify-content: center;
            }
            
            nav ul li {
                margin: 5px 8px;
            }
            
            .hero {
                height: 400px;
                text-align: center;
            }
            
            .hero-content {
                margin: 0 auto;
            }
            
            .btn {
                display: block;
                width: 100%;
                margin-bottom: 15px;
            }
            
            .btn-filled {
                margin-left: 0;
            }

       }
        
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 2rem;
            }
            
            .hero p {
                font-size: 1rem;
            }
            
            .section-title h2 {
                font-size: 1.8rem;
            }
            
            .card-grid, .catalog-grid {
                grid-template-columns: 1fr;
            }
        }