/* ========== 公共样式 common.css ========== */

/* ========== 重置样式 ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 15px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s;
}

a:hover {
    color: #00a854;
}

img {
    max-width: 100%;
    height: auto;
}

ul {
    list-style: none;
}

/* ========== 按钮样式 ========== */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    text-align: center;
    transition: all 0.3s;
}

.btn-primary {
    background-color: #00a854;
    color: #fff;
}

.btn-primary:hover {
    background-color: #0056b3;
}

.btn-secondary {
    background-color: #6c757d;
    color: #fff;
}

.btn-secondary:hover {
    background-color: #545b62;
}

.btn-outline {
    background-color: transparent;
    border: 1px solid #00a854;
    color: #00a854;
}

.btn-outline:hover {
    background-color: #00a854;
    color: #fff;
}

.btn-block {
    display: block;
    width: 100%;
}

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

/* ========== 头部样式 ========== */
.header {
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid #e5e5e5;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    color: #00a854;
}

.logo a {
    color: #00a854;
}

/* 电话区域整体布局 - 新增padding放大容器，加大间距和行高 */
.sales-hotline {
    display: flex;
    align-items: center;
    gap: 12px; /* 图标和文字间距加大，适配放大 */
    color: #e63946; /* 保留红色主色 */
    margin-right: 20px;
    padding: 6px 0; /* 上下内边距，让区域整体更高 */
}

/* 电话图标 - 直接放大字号 */
.hotline-icon {
    font-size: 28px; /* 从20px放大到28px，视觉更突出 */
    line-height: 1;
}

/* 文字区域垂直排列 - 保留原有布局 */
.hotline-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px; /* 新增：标签和号码之间加小间距，放大后不拥挤 */
}

/* 热线标签 - 放大字号，加粗提升视觉 */
.hotline-label {
    font-size: 14px; /* 从12px放大到14px */
    line-height: 1.3;
    font-weight: 500; /* 轻微加粗，比原来更清晰 */
}

/* 热线号码 - 重点放大，加大加粗 */
.hotline-number {
    font-size: 20px; /* 从16px放大到20px，核心放大 */
    font-weight: 700; /* 加粗升级，更醒目 */
    line-height: 1.3;
}

/* 保留header-info整体布局，无需修改 */
.header-info {
    display: flex;
    align-items: center;
}

.nav {
    background-color: #fff;
    border-bottom: 2px solid #00a854;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 5px;
}

.nav-menu li {
    position: relative;
}

.nav-menu li a {
    display: block;
    padding: 15px 20px;
    color: #333;
    font-weight: 500;
}

.nav-menu li a:hover {
    background-color: #f8f9fa;
    color: #00a854;
}

.nav-menu li a.active {
    background-color: #00a854;
    color: #fff;
}

.nav-search {
    display: flex;
    align-items: center;
    padding: 10px 0;
}

.search-input {
    padding: 8px 15px;
    border: 1px solid #ddd;
    border-radius: 4px 0 0 4px;
    width: 200px;
}

.search-btn {
    padding: 8px 20px;
    background-color: #00a854;
    color: #fff;
    border: 1px solid #00a854;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
}

.search-btn:hover {
    background-color: #0056b3;
}

/* ========== 页脚样式 ========== */
.footer {
    background-color: #2c3e50;
    color: #fff;
    padding: 60px 0 20px;
    margin-top: 60px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.footer-section h3 {
    font-size: 18px;
    margin-bottom: 20px;
    color: #fff;
}

.footer-section p {
    color: #bdc3c7;
    line-height: 1.8;
}

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

.footer-section ul li a {
    color: #bdc3c7;
}

.footer-section ul li a:hover {
    color: #fff;
}

.contact-info li {
    margin-bottom: 15px;
    color: #bdc3c7;
}

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

.social-links a {
    padding: 8px 15px;
    background-color: rgba(255,255,255,0.1);
    border-radius: 4px;
    color: #fff;
}

.social-links a:hover {
    background-color: #00a854;
}

.qr-code {
    background-color: #fff;
    padding: 15px;
    border-radius: 4px;
    text-align: center;
}

.qr-placeholder {
    width: 120px;
    height: 120px;
    background-color: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
    border-radius: 4px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-bottom p {
    color: #95a5a6;
}

.footer-bottom a {
    color: #bdc3c7;
    margin: 0 10px;
}

/* ========== 面包屑 ========== */
.breadcrumb {
    padding: 15px 0;
    background-color: #fff;
    border-bottom: 1px solid #e5e5e5;
}

.breadcrumb a {
    color: #666;
}

.breadcrumb a:hover {
    color: #00a854;
}

.breadcrumb span {
    color: #999;
    margin: 0 5px;
}

/* ========== 通用组件 ========== */
.section {
    padding: 40px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
}

.section-title h2 {
    font-size: 32px;
    margin-bottom: 10px;
}

.section-title p {
    color: #666;
    font-size: 16px;
}

.bg-light {
    background-color: #f8f9fa;
}

/* ========== 响应式设计 ========== */
@media (max-width: 992px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .header-top {
        flex-direction: column;
        gap: 15px;
    }

    .header-info {
        flex-direction: column;
        gap: 5px;
        text-align: center;
    }

    .nav {
        flex-direction: column;
        gap: 15px;
    }

    .nav-menu {
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }

    .nav-search {
        width: 100%;
    }

    .nav-search input {
        flex: 1;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}