/* ===== 全局样式 ===== */
:root {
    --primary: #FF8C1A;
    --primary-dark: #D4530D;
    --primary-light: #FF8C1A;
    --secondary: #1E1E2E;
    --light: #FFFFFF;
    --gray-light: #F5F5F5;
    --gray: #999999;
    --gray-dark: #444;
    --radius: 0px;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Open Sans', sans-serif;
    color: var(--gray-dark);
    background-color: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
    opacity: 0;
    transition: opacity 0.5s ease;
}

body.loaded {
    opacity: 1;
}

h1, h2, h3, h4, h5, h6 {
    /*font-family: 'Righteous', cursive;*/
    font-weight: 400;
    line-height: 1.3;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

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

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

.section-padding {
    padding: 80px 0;
}

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

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--light);
    border-color: var(--primary);
    box-shadow: 0 5px 15px rgba(250, 98, 15, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(250, 98, 15, 0.2);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline:hover {
    background-color: var(--primary);
    color: var(--light);
    transform: translateY(-3px);
}

.section-title {
    font-size: 2.5rem;
    color: var(--secondary);
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto 50px;
}

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

/* ===== 页头 ===== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: transparent;
    padding: 3em 0;
    transition: var(--transition);
}

header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    padding: 2em 0;
}

.header-container {
    /* 参考201506053的banner布局 */
    position: relative;
    overflow: visible; /* 允许下拉菜单显示 */
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    float: left;
    width: 50%; /* 参考201506053的banner-left宽度 */
}

.logo img {
    height: 68px;
    width: auto;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-family: 'Righteous', cursive;
    font-size: 1.2rem;
}

.logo-text {
    font-family: 'Righteous', cursive;
    font-size: 2rem;
    color: #FF8C1A; /* 橙黄色 */
}

.logo-text span {
    color: var(--primary);
}

header .header-nav {
    float: right;
    width: 50%; /* 参考201506053的banner-right宽度 */
    margin-top: 1.5em; /* 参考201506053的banner-right margin-top */
    text-align: right;
    font-family: 'SimSun', 'Songti SC', serif;
}

/* 菜单按钮默认隐藏，移动端显示 */
header .header-nav .menu {
    display: none;
}


/* Header中的导航菜单样式 - 完全按照201506053风格 */

header .header-nav ul {
    padding: 0;
    margin: 0;
}

header .header-nav ul li {
    display: inline-block;
    margin-right: 6px;
}

header .header-nav ul li:last-child {
    margin-right: 0;
}

header .header-nav ul li a {
    color: #fff;
    border: 1px solid #fff;
    padding: 8px 15px;
    text-decoration: none;
    border-radius: 25px;
    -webkit-border-radius: 25px;
    -moz-border-radius: 25px;
    -o-border-radius: 25px;
    -ms-border-radius: 25px;
    font-size: 14px;
    transition: .5s all;
    -webkit-transition: .5s all;
    -moz-transition: .5s all;
    -o-transition: .5s all;
    -ms-transition: .5s all;
}

header .header-nav ul li a:hover,
header .header-nav ul li.active a {
    color: #666;
    border: 1px solid #666 !important;
    text-decoration: none;
}

header.scrolled .header-nav ul li a {
    color: var(--gray-dark);
    border-color: var(--primary);
}

header.scrolled .header-nav ul li a:hover,
header.scrolled .header-nav ul li.active a {
    color: #666;
    border: 1px solid #666 !important;
}

/* Hero中的导航菜单样式 */
.hero .header-nav {
    text-align: right;
}

.hero .header-nav .menu {
    display: none;
    cursor: pointer;
    font-size: 1.5em;
    color: white;
}

.hero .nav1 {
    display: inline-block;
    margin: 0;
    padding: 0;
}

.hero .nav1 li {
    display: inline-block;
    margin: 0;
}

.hero .nav1 li a {
    color: #fff;
    border: 1px solid #fff;
    padding: 8px 15px;
    text-decoration: none;
    border-radius: 25px;
    -webkit-border-radius: 25px;
    -moz-border-radius: 25px;
    -o-border-radius: 25px;
    -ms-border-radius: 25px;
    font-size: 14px;
    transition: .5s all;
    -webkit-transition: .5s all;
    -moz-transition: .5s all;
    -o-transition: .5s all;
    -ms-transition: .5s all;
    margin-left: 5px;
    display: inline-block;
}

.hero .nav1 li.active a,
.hero .nav1 li a:hover {
    color: #000;
    border: 1px solid #000 !important;
    text-decoration: none;
}

/* 登录和注册按钮特殊样式 */
.hero .nav1 li .btn-login {
    color: #fff;
    border: 1px solid #fff;
}

.hero .nav1 li .btn-register {
    background-color: #FA620F;
    color: #fff;
    border: 1px solid #FA620F;
}

.hero .nav1 li .btn-register:hover {
    background-color: #D4530D;
    border-color: #D4530D;
}

.header-actions {
    display: none;
    align-items: center;
    gap: 20px;
}

.header-actions .btn {
    padding: 8px 22px;
    font-size: 15px;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background-color: var(--secondary);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== 下拉菜单样式 ===== */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    background: var(--light);
    border-radius: var(--radius);
    padding: 44px 40px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
    min-width: 500px;
    z-index: 1002;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-top: 10px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
}

.dropdown-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* 增强下拉菜单的视觉效果 */
.dropdown-menu {
    border: 1px solid rgba(250, 98, 15, 0.2);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12), 0 4px 8px rgba(250, 98, 15, 0.1);
}

/* 下拉菜单激活时，改变触发链接的颜色 */
/* 针对hero区域的导航菜单 */
.hero .nav1 li.dropdown:hover a,
.hero .nav1 li.dropdown .dropdown-menu.active ~ a {
    color: var(--gray-dark) !important;
    border-color: var(--gray-dark) !important;
}

/* 针对普通状态下的导航菜单（header.scrolled状态） */
header:not(.hero) .nav1 li.dropdown:hover a,
header:not(.hero) .nav1 li.dropdown .dropdown-menu.active ~ a {
    color: var(--primary) !important;
    border-color: var(--primary) !important;
}

/* 下拉菜单打开时，改变触发链接的颜色（通过JS添加dropdown-open类） */
.hero .nav1 li.dropdown.dropdown-open a {
    color: var(--gray-dark) !important;
    border-color: var(--gray-dark) !important;
    background-color: rgba(255, 255, 255, 0.9);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

header:not(.hero) .nav1 li.dropdown.dropdown-open a {
    color: var(--primary) !important;
    border-color: var(--primary) !important;
    background-color: rgba(255, 255, 255, 0.9);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.dropdown-menu a {
    padding: 10px 14px;
    font-size: 0.8rem;
    color: var(--gray-dark);
    border-radius: 8px;
    background: var(--gray-light);
    text-align: center;
    transition: all 0.2s;
    font-weight: 500;
}

.dropdown-menu a:hover {
    background: rgba(250, 98, 15, 0.1);
    color: var(--primary);
}

/* 下拉菜单响应式 */
@media (max-width: 768px) {
    .dropdown-menu {
        min-width: 300px;
        grid-template-columns: repeat(2, 1fr);
        padding: 20px;
        left: 0;
        transform: translateY(-10px);
        margin-left: -20px;
    }

    .dropdown-menu.active {
        transform: translateY(0);
    }
}

@media (max-width: 480px) {
    .dropdown-menu {
        min-width: 250px;
        grid-template-columns: 1fr;
        padding: 15px;
        left: 0;
        transform: translateY(-10px);
        margin-left: -20px;
    }

    .dropdown-menu.active {
        transform: translateY(0);
    }
}

/* ===== Hero 区域 ===== */
.hero {
    padding: 5em 0 0;
    background: transparent;
    position: relative;
    overflow: hidden;
    min-height: 800px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
            linear-gradient(135deg, rgba(250, 98, 15, 0.05) 0%, rgba(30, 30, 46, 0.1) 100%),
            url('../img/banner.jpg') no-repeat center center;
    background-size: cover;
    z-index: -1;
}

.banner-info-fig {
    position: absolute;
    top: 44.95%;
    left: 56.1%;
}

.banner-info-fig span {
    background: url('https://wenshi-service-manage.oss-cn-hangzhou.aliyuncs.com/static/img/55.png') no-repeat -0px 0px;
    display: block;
    height: 550px;
    width: 580px;

}



.banner-left {
    width: 50%;
    float: left;
    text-align: left;
}

.banner-right {
    width: 50%;
    float: right;
    margin-top: 2em;
}

.logo-bottom {
    padding: 16em 0 0;
    width: 80%;
}

.logo-bottom h1 {
    color: #FA620F;
    font-size: 2em;
    font-weight:500;
    text-transform: capitalize;
    /*font-family: 'Righteous', cursive;*/
    margin: 0;
}

.logo-bottom p {
    color: #999;
    font-size: 14px;
    margin: 1em 0 2em;
    line-height: 1.8em;
}

.view a {
    color: #FA620F;
    border: 1px solid #FA620F;
    padding: 8px 25px;
    text-decoration: none;
    border-radius: 25px;
    -webkit-border-radius: 25px;
    -moz-border-radius: 25px;
    -o-border-radius: 25px;
    -ms-border-radius: 25px;
    font-size: 14px;
    transition: .5s all;
    -webkit-transition: .5s all;
    -moz-transition: .5s all;
    -o-transition: .5s all;
    -ms-transition: .5s all;
    /*font-family: 'Righteous', cursive;*/
}

.view a:hover {
    color: #000;
    border: 1px solid #000;
    text-decoration: none;
}

/* Hero中的logo样式 */
.hero .logo a {
    font-size: 3em;
    color: #FA620F;
    text-decoration: none;
    font-family: 'Righteous', cursive;
}

.hero .logo a span {
    display: block;
    font-size: 14px;
    line-height: 1.2;
    margin-top: 5px;
}

.hero .logo a:hover {
    text-decoration: none;
}

.hero .logo a img {
    height: 60px;
    width: auto;
    display: block;
}

.hero .header-nav {
    display: inline-block;
}


@keyframes float {
    0%, 100% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-20px) scale(1.02);
    }
}

.hero-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    text-align: center;

    position: relative;
    z-index: 1;


    overflow: visible;  /* 改为 visible */
    height: 90%;       /* 新增：继承父容器高度 */

}

.hero-content {
    flex: 1;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    background-color: rgba(250, 98, 15, 0.1);
    color: var(--primary);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
}

.hero-title {
    font-size: 4.5rem;
    color: var(--light);
    margin-bottom: 20px;
    line-height: 1.1;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-description {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 50px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 60px;
    flex-wrap: wrap;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 5px;
}

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

.hero-visual {
    flex: 1;
    position: relative;
}

.hero-card {
    background-color: var(--light);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow);
    position: relative;
    z-index: 1;
    max-width: 400px;
    margin-left: auto;
}

.hero-card-title {
    font-size: 1.5rem;
    color: var(--secondary);
    margin-bottom: 15px;
}

.hero-card-list li {
    padding: 10px 0;
    border-bottom: 1px solid #eee;
    display: flex;
    align-items: center;
    gap: 10px;
}

.hero-card-list li i {
    color: var(--primary);
}

/* ===== 统计数据 ===== */
.stats {
    background-color: var(--gray-dark);
    color: var(--light);
    padding: 60px 0;
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.stats-item {
    text-align: center;
    padding: 20px;
}

.stats-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
}

.stats-text {
    font-size: 16px;
    opacity: 0.9;
}

/* ===== 服务区域 ===== */
.services {
    background-color: var(--light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.service-card {
    background-color: var(--light);
    border-radius: 20px;
    padding: 40px 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid #eee;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--primary);
}

.service-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(250, 98, 15, 0.1);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    font-size: 2rem;
    color: var(--primary);
}

.service-title {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--secondary);
}

.service-description {
    color: var(--gray);
    margin-bottom: 20px;
}

.service-features li {
    padding: 8px 0;
    border-bottom: 1px solid #eee;
    display: flex;
    align-items: center;
    gap: 10px;
    color: #999;
    font-size: 14px;
}

.service-features li i {
    color: var(--primary);
    font-size: 12px;
}

/* ===== 核心服务交替布局 ===== */
.service-alternate {
    margin-top: 60px;
}

.service-section {
    margin-bottom: 60px;
    overflow: hidden;
}

.service-section:last-child {
    margin-bottom: 0;
}

.service-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: center;
}

.service-section.reverse .service-content {
    direction: rtl; /* 反转顺序 */
}

.service-section.reverse .service-content > * {
    direction: ltr; /* 内部元素恢复正常方向 */
}

.service-text {
    padding: 0;
}


.service-text h3 {
    font-size: 2em;
    color: var(--primary);
    margin: 0 0 0.5em;
    font-family: 'Righteous', cursive;
    position: relative;      /* 新增：让伪元素相对于 h3 定位 */
    padding-bottom: 15px;    /* 新增：为下划线留出空间 */
    display: inline-block;   /* 可选：让下划线只跟文字宽度 */
}

.service-text h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 30%;              /* 可以调整宽度，让下划线更长一些 */
    height: 3px;             /* 可以加粗一点 */
    background-color: var(--primary);
    transition: width 0.3s ease; /* 可选：添加过渡效果 */
}

/* 悬停时下划线变长（可选效果） */
.service-text h3:hover::after {
    width: 100%;
}

/* 反向布局时下划线从右侧开始 */
.service-section.reverse .service-text h3::after {
    left: auto;
    right: 0;
}


.service-text p {
    color: #999;
    font-size: 14px;
    line-height: 1.8em;
    margin: 2em 0 0;
}

.service-image {
    overflow: hidden;
    border: 1px solid #eee;
    transition: var(--transition);
}

.service-image:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.service-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

.service-image:hover img {
    transform: scale(1.03);
}

@media (max-width: 768px) {
    .service-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .service-section.reverse .service-content {
        direction: ltr;
    }
}

/* ===== 增值服务 ===== */
.value-services {
    background-color: var(--gray-light);
}

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

.value-card {
    background-color: var(--light);
    border-radius: 20px;
    padding: 40px 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.value-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* 确保按钮在卡片底部对齐 */
.value-card .btn {
    margin-top: auto;
}

.value-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    color: white;
    font-size: 2rem;
}

.value-title {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--secondary);
}

.value-description {
    color: var(--gray);
    margin-bottom: 20px;
}

.value-list {
    margin: 0 0 25px 0;
    padding-left: 20px;
    text-align: left;
    list-style-type: none;
}

.value-list li {
    color: var(--gray);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 8px;
    position: relative;
    padding-left: 20px;
}

.value-list li:before {
    content: "✓";
    color: var(--primary);
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* ===== CTA 区域 ===== */
.cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--light);
    text-align: center;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.cta-title {
    font-size: 3rem;
    margin-bottom: 20px;
}

.cta-description {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 40px;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.cta .btn {
    padding: 15px 40px;
    font-size: 18px;
}

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

.btn-light:hover {
    background-color: rgba(255, 255, 255, 0.9);
    transform: translateY(-3px);
}

/* ===== 联系区域 ===== */
.contact {
    background-color: var(--light);
}

.contact-container {
    display: block;
}

.contact-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info h2 {
    margin-bottom: 30px;
}

.contact-list {
    margin-bottom: 0;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background-color: rgba(250, 98, 15, 0.1);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-details h4 {
    margin-bottom: 5px;
}

.contact-details p {
    color: var(--gray);
}

.contact-form {
    background-color: var(--gray-light);
    border-radius: 20px;
    padding: 40px;
}

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

.form-control {
    width: 100%;
    padding: 15px 20px;
    border: 1px solid #ddd;
    border-radius: 10px;
    font-family: 'Open Sans', sans-serif;
    font-size: 16px;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(250, 98, 15, 0.1);
}

textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

/* ===== 页脚 ===== */
footer {
    background-color: var(--gray-dark);
    color: var(--light);
    padding: 80px 0 30px;
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 50px;
}

.footer-logo {
    /* margin-bottom: 20px;*/
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 25px;
}

.footer-title {
    font-size: 1.2rem;
    margin-bottom: 25px;
    color: var(--light);
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.footer-contact li {
    margin-bottom: 15px;
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

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

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--light);
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary);
    transform: translateY(-3px);
}

/* ===== 回到顶部按钮 ===== */
#backToTop {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--primary);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    z-index: 999;
    box-shadow: 0 5px 15px rgba(250, 98, 15, 0.3);
    transition: var(--transition);
}

#backToTop:hover {
    background-color: var(--primary-dark);
    transform: translateY(-5px);
}

#backToTop.show {
    display: flex;
}

/* ===== 滚动动画 ===== */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== 响应式设计 ===== */
@media (max-width: 1024px) {
    .banner-info-fig span {
        background: url('https://wenshi-service-manage.oss-cn-hangzhou.aliyuncs.com/static/img/55.png') no-repeat 0px 0px;
        background-size: 100%;
        width: 415px;
    }
}

@media (max-width: 992px) {
    .hero-container {
        flex-direction: column;
    }

    .hero-bg {
        width: 100%;
        height: 100%;
        border-radius: 0;
        top: 0;
    }

    .hero {
        padding: 3em 0 0;
        min-height: 600px; /* 移动端适当减少高度 */
    }

    .hero-title {
        font-size: 3.5rem;
    }

    .hero-description {
        font-size: 1.3rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .value-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-info {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .banner-info-fig span {
        background: url('https://wenshi-service-manage.oss-cn-hangzhou.aliyuncs.com/static/img/55.png') no-repeat 0px 0px;
        background-size: 100%;
        height: 375px;
        width: 300px;
    }
    .banner-info-fig {
        top: 37.49%;
        left: 39.1%;
    }

    span.menu {
        display: block;
        cursor: pointer;
        width: 100%;
        position: relative;
        text-align: right;
        margin: 0;
    }

    .header-nav .menu {
        display: block;
        cursor: pointer;
        width: 100%;
        position: relative;
        text-align: right;
        margin: 0;
        font-size: 1.5em;
        color: white;
    }

    .section-title {
        font-size: 2rem;
    }

    .section-padding {
        padding: 60px 0;
    }

    .nav1 {
        display: none;
        position: absolute;
        padding: 0;
        margin: 13px 0 0;
        left: 2%;
        width: 96%;
        background-color: #ED5909;
        z-index: 999;
        margin-top: 2em;
    }

    .nav1.active {
        display: flex;
    }

    /* Hero中的导航菜单在移动端 */
    .hero .nav1 {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: #ED5909;
        flex-direction: column;
        padding: 0;
        margin-top: 2em;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        border-radius: 0 0 20px 20px;
        z-index: 1000;
        display: none;
    }

    .hero .nav1.active {
        display: flex;
    }

    .hero .nav1 li {
        display: block;
        width: 100%;
        text-align: center;
        padding: 17px 1em;
        margin: 0;
    }

    .hero .nav1 li a {
        padding: 15px;
        border: none;
        border-radius: 10px;
        margin-bottom: 0;
        text-align: center;
        color: white;
        margin-left: 0;
        display: block;
        width: 100%;
    }

    .hero .nav1 li.active a,
    .hero .nav1 li a:hover {
        background-color: rgba(0, 0, 0, 0.3);
        color: white;
        border-color: transparent;
    }

    .nav1 li {
        display: inline-block;
        margin: 0;
        width: 100%;
        padding: 17px 1em;
        text-align: center;
    }

    .nav1 li a {
        padding: 15px;
        border: none;
        border-radius: 10px;
        margin-bottom: 10px;
        text-align: center;
        color: white;
        display: block;
        width: 100%;
    }

    .nav1 li.active a,
    .nav1 li a:hover {
        background-color: rgba(0, 0, 0, 0.3);
        color: white;
    }

    /* 移动端banner布局 */
    .banner-left,
    .banner-right {
        width: 100%;
        float: none;
        text-align: center;
        margin-top: 1em;
    }

    .banner-right {
        margin-top: 2em;
        position: relative;
    }

    .hero .header-nav .menu {
        display: block;
        position: absolute;
        right: 20px;
        top: 10px;
        z-index: 1001;
    }

    .hero .nav1 {
        justify-content: center;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .header-actions .btn {
        display: none;
    }

    .stats-container {
        grid-template-columns: repeat(2, 1fr);
    }

    .value-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 576px) {
    .hero-title {
        font-size: 2.8rem;
    }

    .hero-description {
        font-size: 1.1rem;
    }

    .hero {
        padding: 120px 0 80px;
        min-height: 60vh;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .cta-title {
        font-size: 2.2rem;
    }

    .stats-container {
        grid-template-columns: 1fr;
    }
}