/* ========================================
   上海田道商网络科技有限公司 - 企业官网样式
   主色调：皇家蓝 #4169E1 + 金色点缀 #FFD700
   字体色：黑色 #1A1A1A + 深灰 #4A4A4A
   ======================================== */

/* 基础重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ========================================
   顶部导航栏 - 调整布局
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* 最顶部板块 - 35px高度，浅色下划线 */
.header-top-bar {
    height: 35px;
	line-height: 35px;
    background: var(--bg-light);
    border-bottom: 1px solid #ddd;
}

.header-top-content {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    height: 100%;
    gap: 25px;
    font-size: 12px;
    color: var(--text-gray);
}

.header-top-content .welcome-text {
    margin-right: auto;
    color: var(--text-gray);
}

.header-top-content .top-link {
    cursor: pointer;
    transition: color 0.3s ease;
}

.header-top-content .top-link:hover {
    color: var(--primary-color);
}

/* Logo和联系信息区域 - 浅灰色背景 */
.header-main {
    padding: 20px 0;
    background: var(--bg-light);
    border-bottom: 1px solid #e0e0e0;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 18px;
}

.logo-img {
    width: 100px;
    height: 100px;
    border-radius: 10px;
    object-fit: cover;
    box-shadow: 0 4px 15px rgba(10, 43, 94, 0.2);
}

.logo-text h1 {
    font-size: 22px;
    color: var(--text-dark);
    font-weight: 700;
    margin: 0;
    line-height: 1.3;
}

.logo-text p {
    font-size: 12px;
    color: var(--text-gray);
    margin: 5px 0 0;
    line-height: 1.4;
}

/* 联系信息 - 竖排排列 */
.header-contact-vertical {
    display: flex;
    flex-direction: column;
    gap: 6px;
    text-align: right;
}

.contact-row {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 5px;
    font-size: 16px;
}

.contact-label {
    color: var(--text-gray);
}

.contact-value {
color:#FF0000;
    font-weight: 600;
}

.contact-highlight {
    margin-top: 4px;
    padding: 5px 12px;
    background: rgba(65, 105, 225, 0.15);
    border-radius: 15px;
    font-size: 12px;
    color: #4169E1;
    font-weight: 500;
    display: inline-block;
}

/* 导航菜单 - 增加高度 */
.header-nav {
    background: var(--white);
    border-bottom: 3px solid var(--primary-color);
    padding: 0;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu > li {
    flex: 1;
    text-align: center;
    position: relative;
}

.nav-menu > li > a {
    display: block;
    padding: 18px 10px;
    color: var(--text-gray);
    text-decoration: none;
    font-size: 18px;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-menu > li > a:hover,
.nav-menu > li > a.active {
    color: #FFFFFF;
    background: #4169E1;
}

/* 下拉子菜单样式 */
.has-submenu {
    position: relative;
}

.has-submenu > a::after {
    content: '▼';
    font-size: 8px;
    margin-left: 5px;
    opacity: 0.5;
    transition: transform 0.3s ease;
    display: inline-block;
    vertical-align: middle;
}

.has-submenu:hover > a::after {
    transform: rotate(180deg);
    opacity: 1;
}

.submenu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    border: 1px solid #eee;
    border-top: 2px solid var(--primary-light);
    border-radius: 0 0 8px 8px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    list-style: none;
    padding: 8px 0;
    margin: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
}

.has-submenu:hover .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.submenu li {
    text-align:center;
}

.submenu li a {
    display: block;
    padding: 10px 20px;
    color: var(--text-gray);
    text-decoration: none;
    font-size: 16px;
    transition: all 0.2s ease;
    border-bottom: 1px dashed #eee;
}

.submenu li:last-child a {
    border-bottom: none;
}

.submenu li a:hover {
    color: #FFFFFF;
    background: #4169E1;
    padding-left: 25px;
}

/* 页面内容需要给固定导航栏留出空间 - 导航高度增加后调整 */
.hero-section {
    margin-top: 238px;
}

:root {
    --primary-color: #4169E1;
    --primary-light: #5A7FE8;
    --primary-dark: #2E4BC7;
    --accent-color: #4169E1;
    --accent-light: #6B8CF0;
    --bg-light: #F5F7FA;
    --text-dark: #1A1A1A;
    --text-gray: #4A4A4A;
    --text-light: #6B7280;
    --white: #fff;
    --shadow: 0 4px 20px rgba(65, 105, 225, 0.08);
    --shadow-hover: 0 8px 30px rgba(65, 105, 225, 0.12);
    --radius: 12px;
    --radius-lg: 20px;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 170px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

/* 通用标题样式 */
.section-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 50px;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    margin: 15px auto 0;
    border-radius: 2px;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 14px 36px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
    box-shadow: 0 4px 15px rgba(65, 105, 225, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(65, 105, 225, 0.5);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.btn-large {
    padding: 18px 48px;
    font-size: 18px;
}

.btn-small {
    padding: 10px 24px;
    font-size: 14px;
}

/* ========================================
   模块1：首屏Banner - 优化配色
   ======================================== */
.hero-section {
    height: 580px;
    background: linear-gradient(135deg, #0d1f3c 0%, var(--primary-color) 40%, var(--primary-light) 100%);
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
}

/* Banner装饰元素 */
.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 200%;
    background: radial-gradient(ellipse, rgba(232, 167, 53, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 150px;
    background: linear-gradient(to top, rgba(10, 43, 94, 0.3), transparent);
    pointer-events: none;
}

.hero-section .container {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
    padding-top: 30px;
    padding-bottom: 30px;
}

.hero-content {
    flex: 1;
    max-width: 1400px;
    color: var(--white);
    text-align: center;
}

.hero-title {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 20px;
}

.hero-title .highlight {
    color: #FFD700;
}

.hero-title .sub-title {
    font-size: 36px;
    font-weight: 600;
}

.hero-subtitle {
    font-size: 20px;
    opacity: 0.9;
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 40px;
    justify-content: center;
}

.tag-item {
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    padding: 12px 24px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 8px;
    border: 1px solid rgba(255,255,255,0.2);
}

.tag-number {
    height: 40px;
    line-height: 30px;
    font-size: 24px;
    font-weight: 800;
    color: #FFD700;
}

.tag-icon {
    font-size: 20px;
    color: #FFD700;
}

.tag-text {
    font-size: 14px;
    white-space: nowrap;
}

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

.hero-notice {
    text-align: center;
    margin-top: 25px;
    font-size: 16px;
    color: rgba(255,255,255,0.9);
    font-weight: 500;
}

.hero-image {
    flex: 0 0 400px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.founder-image-placeholder {
    width: 350px;
    height: 450px;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    border: 2px solid rgba(255,255,255,0.2);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.founder-avatar {
    width: 150px;
    height: 150px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 30px;
    box-shadow: 0 10px 40px rgba(65, 105, 225, 0.4);
}

.founder-avatar small {
    font-size: 14px;
    font-weight: 400;
    opacity: 0.9;
}

.work-scene {
    display: flex;
    gap: 20px;
    font-size: 40px;
}

/* ========================================
   模块2：品牌承诺与定位
   ======================================== */
.promise-section {
    padding: 100px 0;
    background: var(--bg-light);
}

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

.promise-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

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

.promise-icon {
    font-size: 48px;
    margin-bottom: -10px;
}

.promise-card h3 {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.promise-card p {
    color: var(--text-gray);
    line-height: 1.8;
}

.promise-text {
    color: var(--text-gray);
    line-height: 1.8;
}

.golden-line {
    color: var(--text-gray);
    line-height: 1.8;
    margin: 0;
}

/* ========================================
   模块3：关于我们
   ======================================== */
.about-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #4169E1 0%, #5A7FE8 50%, #4169E1 100%);
    position: relative;
    overflow: hidden;
}

.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 53%;
    height: 100%;
    background: var(--white);
    clip-path: polygon(15% 0, 100% 0, 100% 100%, 0% 100%);
}

.about-main-title {
    margin-bottom: 50px;
    position: relative;
    z-index: 2;
}

.about-main-title::after {
    background: #FFD700;
}

.about-content {
    display: flex;
    gap: 60px;
    position: relative;
    z-index: 1;
    align-items: flex-start;
}

.about-left {
    flex: 1;
    color: var(--white);
    padding-right: 20px;
}

.about-bottom-btn {
    display: flex;
    justify-content: center;
    padding-top: 40px;
    position: relative;
    z-index: 2;
}

.about-bottom-btn .about-btn {
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    color: #1a1a2e;
    font-weight: 700;
    padding: 15px 40px;
    font-size: 16px;
    border-radius: 50px;
    box-shadow: 0 4px 15px rgba(255,215,0,0.4);
    transition: all 0.3s ease;
}

.about-bottom-btn .about-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255,215,0,0.5);
}

.about-title {
    font-size: 42px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 30px;
    text-align: center;
}

.about-image {
    margin-bottom: 25px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
}

.about-desc {
    font-size: 14px;
    line-height: 1.8;
    color: rgba(255,255,255,0.95);
    margin-bottom: 25px;
}

.about-desc p {
    margin-bottom: 12px;
}

.about-desc strong {
    color: #FFD700;
    font-weight: 600;
}

.about-right {
    flex: 1;
    padding-left: 100px;
}

.founder-subtitle {
    font-size: 18px;
    font-weight: 400;
    color: var(--white);
    margin-bottom: 20px;
    padding: 10px 30px;
    background: linear-gradient(135deg, #4169E1 0%, #5A7FE8 100%);
    border-radius: var(--radius);
    text-align: center;
    box-shadow: 0 4px 15px rgba(65,105,225,0.3);
}

/* 底部品牌关键词条 */
.brand-keywords-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 10px 30px;
    background: linear-gradient(135deg, #4169E1 0%, #5A7FE8 100%);
    border-radius: var(--radius);
    margin-top: 25px;
    box-shadow: 0 4px 15px rgba(65,105,225,0.3);
}

.keyword-bar-item {
    font-size: 18px;
    font-weight: 400;
    color: var(--white);
}

.keyword-bar-dot {
    font-size: 20px;
    font-weight: 700;
    color: #FFD700;
}

/* 品牌信息样式 */
.brand-info-list {
    margin-top: 25px;
}

.brand-info-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid #e0e0e0;
    font-size: 14px;
    line-height: 1.6;
}

.brand-info-item:last-child {
    border-bottom: none;
}

.brand-label {
    font-weight: 700;
    color: #4169E1;
    flex-shrink: 0;
    white-space: nowrap;
    min-width: 70px;
}

.brand-content {
    color: var(--text-dark);
}

/* 运营业务范围样式 */
.business-scope-list {
    margin-bottom: 25px;
}

.scope-item {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 10px 0;
    border-bottom: 1px solid #e8ecf4;
    font-size: 15px;
    line-height: 1.6;
}

.scope-item:last-child {
    border-bottom: none;
}

.scope-label {
    font-weight: 700;
    color: #4169E1;
    flex-shrink: 0;
    white-space: nowrap;
}

.scope-content {
    color: var(--text-dark);
}

/* ========================================
   模块4：痛点与解决方案
   ======================================== */
.painpoint-section {
    padding: 100px 0;
	background: var(--bg-light);
}

.painpoint-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}

.painpoint-item {
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--white);
    padding: 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.painpoint-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-hover);
}

.painpoint-arrow {
    font-size: 32px;
    color: #4169E1;
    font-weight: 700;
}

.painpoint-content {
    display: flex;
    align-items: center;
    gap: 20px;
    flex: 1;
}

.pain {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dark);
    min-width: 120px;
}

.solution {
    font-size: 16px;
    color: var(--text-gray);
    padding-left: 20px;
    border-left: 3px solid #4169E1;
}

.cta-middle {
    text-align: center;
    margin-top: 50px;
}

/* ========================================
   模块5：十大服务模块
   ======================================== */
.services-section {
    padding: 100px 0;
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.service-card {
    background: var(--white);
    padding: 35px 25px;
    border-radius: var(--radius);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e8ecf4;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.service-card:hover {
    border-color: #4169E1;
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(65,105,225,0.12);
}

.service-card.charity {
    background: linear-gradient(135deg, #f8faff, #f0f4ff);
    border-color: #4169E1;
}

.service-card.charity:hover {
    background: linear-gradient(135deg, #f0f4ff, #e8eeff);
    border-color: #4169E1;
}

.service-icon {
    font-size: 40px;
    margin-bottom: -10px;
}

.service-card h4 {
    font-size: 20px;
    color: #1a1a1a;
    margin-bottom: 12px;
    font-weight: 600;
}

.service-card p {
    font-size: 13px;
    color: #5a5a5a;
    line-height: 1.7;
}

/* ========================================
   模块3：服务流程
   ======================================== */
.process-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #4169E1 0%, #5A7FE8 50%, #4169E1 100%);
}

.process-section .section-title {
    color: #ffffff;
}

.process-section .section-title::after {
    background: #FFD700;
}

.process-section .process-timeline {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    margin-bottom: 40px;
}

.process-section .process-step {
    background: rgba(255,255,255,0.15);
    padding: 40px 35px;
    border-radius: var(--radius-lg);
    text-align: center;
    min-width: 280px;
    position: relative;
    border: 1px solid rgba(255,255,255,0.2);
}

.process-section .step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    background: #FFD700;
    color: #1a1a1a;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 800;
}

.process-section .process-step h4 {
    font-size: 22px;
    color: #ffffff;
    margin: 15px 0 10px;
}

.process-section .process-step p {
    color: rgba(255,255,255,0.85);
    font-size: 16px;
}

.process-section .process-arrow {
    font-size: 36px;
    color: #FFD700;
    font-weight: 700;
}

.process-section .process-summary {
    text-align: center;
}

.process-section .process-summary p {
    display: inline-block;
    font-size: 18px;
    color: #4169E1;
    font-weight: 600;
    padding: 15px 30px;
    background: #FFFFFF;
    border-radius: var(--radius);
    border: 2px solid #4169E1;
    box-shadow: 0 4px 16px rgba(65,105,225,0.15);
}
    width: auto;
    min-width: 400px;
}

/* ========================================
   模块6：品牌优势 - 三步闭环
   ======================================== */
.advantages-section .process-timeline {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.2);
}

.advantages-section .process-step {
    background: rgba(255,255,255,0.15);
    padding: 35px 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    min-width: 260px;
    position: relative;
    border: 1px solid rgba(255,255,255,0.2);
}

.advantages-section .step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 45px;
    height: 45px;
    background: #FFD700;
    color: #1a1a1a;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 800;
}

.advantages-section .process-step h4 {
    font-size: 20px;
    color: #ffffff;
    margin: 12px 0 8px;
}

.advantages-section .process-step p {
    color: rgba(255,255,255,0.85);
    font-size: 15px;
}

.advantages-section .process-arrow {
    font-size: 32px;
    color: #FFD700;
    font-weight: 700;
}

.charity-notice {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: linear-gradient(135deg, #fff5f5, #ffe8e8);
    padding: 12px 25px;
    border-radius: var(--radius);
    border: 1px solid #ffcccc;
    display: inline-flex;
}

.charity-icon {
    font-size: 28px;
}

.charity-notice p {
    font-size: 18px;
    color: var(--text-dark);
}

.charity-notice strong {
    color: #e74c3c;
}

/* ========================================
   模块8：真实案例展示
   ======================================== */
.cases-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #4169E1 0%, #5A7FE8 50%, #4169E1 100%);
}

.cases-section .section-title {
    color: #ffffff;
}

.cases-section .section-title::after {
    background: #FFD700;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}

.case-card {
    background: rgba(255,255,255,0.95);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.3s ease;
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.case-industry {
    background: #e4e6e9;
    color: #333333;
    padding: 12px 20px;
    font-size: 18px;
    font-weight: 600;
}

.case-content {
    padding: 30px;
}

.case-problem {
    color: var(--text-gray);
    margin-bottom: 15px;
    padding-left: 15px;
    border-left: 3px solid #ccc;
}

.case-result {
    color: #cc8b01;
    font-weight: 700;
    padding-left: 15px;
    border-left: 3px solid #4169E1;
}

/* ========================================
   模块9：FAQ常见问题
   ======================================== */
.faq-section {
    padding: 100px 0;
    background: var(--bg-light);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid #e5e7eb;
}

.faq-question {
    padding: 18px 25px;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    background: var(--bg-light);
    border-bottom: 1px solid #e5e7eb;
}

.faq-toggle {
    display: none;
}

.faq-answer {
    max-height: none;
    overflow: visible;
}

.faq-answer p {
    padding: 15px 25px 20px;
    color: var(--text-gray);
    line-height: 1.7;
    font-size: 14px;
}

/* ========================================
   模块10：页脚
   ======================================== */
.site-footer {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: var(--white);
    padding: 60px 0 0;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-main {
    display: grid;
    grid-template-columns: 5fr 1.5fr;
    gap: 50px;
    margin-bottom: 40px;
}

/* 业务范围网格样式 */
.footer-services-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 20px;
    flex: 1;
}

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

.service-column h4 {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255,255,255,0.2);
}

.service-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.service-column li {
    font-size: 13px;
    color: rgba(255,255,255,0.7);
    padding: 8px 0;
    border-bottom: 1px dashed rgba(255,255,255,0.15);
    transition: all 0.3s ease;
}

.service-column li:hover {
    color: #FFD700;
    padding-left: 5px;
}

.service-column li:last-child {
    border-bottom: none;
}

.footer-contact h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #fff;
}

.footer-contact p {
    font-size: 14px;
    color: rgba(255,255,255,0.7);
    margin-bottom: 10px;
    line-height: 1.6;
}

.footer-contact strong {
    color: #fff;
    font-weight: 500;
}

/* 白色分隔线 - 100%宽度 */
.footer-divider {
    width: 100%;
    height: 1px;
    background: rgba(255,255,255,0.2);
    margin: 0;
}

/* 版权信息区块 */
.footer-copyright {
    text-align: center;
    padding: 20px 0;
    background: inherit;
}

.footer-copyright p {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    margin: 0;
}

/* ========================================
   模块10：新闻资讯
   ======================================== */
.news-section {
    padding: 80px 0;
    background: var(--white);
}

.news-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}
.news-column {
    font-size: 22px;
}
.news-column-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 25px;
    padding-bottom: 12px;
    border-bottom: 2px solid #4169E1;
}

.news-featured {
    margin-bottom: 25px;
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.news-featured:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.12);
}

.news-featured-image {
    width: 100%;
    height: 251px;
    overflow: hidden;
}

.news-featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.news-featured:hover .news-featured-image img {
    transform: scale(1.05);
}

.news-featured-content {
    padding: 20px;
}

.news-date {
    display: inline-block;
    font-size: 13px;
    color: #4169E1;
    margin-bottom: 8px;
}

.news-featured-content h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 10px;
    line-height: 1.4;
}

.news-featured-content h4 a{
    font-size: 22px;
 color: #333333;
  text-decoration: none;
}

.news-featured-content p {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.6;
}

.news-list {
    width: 100%;
    padding: 0;
    margin: 0;
    list-style: none;
}

.news-list li {
    border-bottom: 1px dashed #e0e0e0;
    width: 100%;
    height: 65px;
    line-height: 65px;
}
.news-list li span{
    font-size: 16px;
    color: #333;
}

.news-list li:last-child {
    border-bottom: none;
}

.news-list a {
    align-items: center;
    padding: 14px 0;
    color: var(--text-dark);
    font-size: 15px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.news-list a:hover {
    color: #4169E1;
    padding-left: 8px;
}

.news-list-date {
    display: inline-block;
    font-size: 12px;
    color: var(--text-gray);
    margin-right: 12px;
    white-space: nowrap;
    min-width: 80px;
}

/* ========================================
   右侧悬浮客服栏
   ======================================== */
.side-toolbar {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 999;
    display: flex;
    flex-direction: column;
    background: var(--white);
    border-radius: 8px 0 0 8px;
    box-shadow: -2px 0 10px rgba(0,0,0,0.1);
}

.toolbar-item {
    position: relative;
    display: flex;
    align-items: center;
    padding: 12px 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    border-bottom: 1px solid #f0f0f0;
}

.toolbar-item:last-child {
    border-bottom: none;
}

.toolbar-item:hover {
    background: #f5f5f5;
}

.wechat-item {
    background: #07C160;
    color: var(--white);
}

.wechat-item:hover {
    background: #06AD56;
}

.phone-item {
    background: #4169E1;
    color: var(--white);
}

.phone-item:hover {
    background: #3A5FCD;
}

.qq-item {
    background: #1a1a2e;
    color: var(--white);
}

.qq-item:hover {
    background: #2d2d44;
}

.toolbar-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    margin-right: 8px;
}

.toolbar-label {
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
}

/* 悬浮弹窗 */
.toolbar-popup {
    position: absolute;
    right: 100%;
    top: 50%;
    transform: translateY(-50%) translateX(20px);
    margin-right: 10px;
    background: var(--white);
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    padding: 15px;
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    pointer-events: none;
    z-index: 100;
}

.toolbar-popup::after {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    border-width: 8px 0 8px 8px;
    border-style: solid;
    border-color: transparent transparent transparent var(--white);
}

.toolbar-item:hover > .toolbar-popup {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(-50%) translateX(0);
}

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

.popup-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.popup-qr {
    width: 120px;
    height: 120px;
    margin: 0 auto 10px;
    background: #f5f5f5;
    border-radius: 4px;
    overflow: hidden;
}

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

.qr-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: var(--text-gray);
    text-align: center;
    padding: 10px;
}

.popup-phone {
    font-size: 18px;
    font-weight: 700;
    color: #4169E1;
    margin-bottom: 5px;
}

.popup-desc {
    font-size: 12px;
    color: var(--text-gray);
    line-height: 1.5;
}

/* 微信二维码大弹窗 */
.wechat-popup {
    padding: 10px;
    min-width: auto;
}

.popup-qr-large {
    width: 180px;
    height: 180px;
    border-radius: 4px;
    overflow: hidden;
    background: #f5f5f5;
}

.popup-qr-large img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* 电话滑出效果 */
.toolbar-slide {
    position: absolute;
    right: 100%;
    top: 50%;
    transform: translateY(-50%) translateX(20px);
    margin-right: 10px;
    background: #4169E1;
    border-radius: 8px;
    padding: 12px 20px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    pointer-events: none;
    z-index: 100;
    box-shadow: 0 4px 15px rgba(65,105,225,0.3);
}

.toolbar-slide::after {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    border-width: 8px 0 8px 8px;
    border-style: solid;
    border-color: transparent transparent transparent #4169E1;
}

.toolbar-item:hover > .toolbar-slide {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(-50%) translateX(0);
}

.slide-phone {
    font-size: 20px;
    font-weight: 700;
    color: var(--white);
    white-space: nowrap;
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    right: 30px;
    bottom: 30px;
    width: 50px;
    height: 50px;
    background: #e74c3c;
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 1;
    visibility: visible;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(231,76,60,0.4);
    z-index: 998;
    text-decoration: none;
}

.back-to-top:hover {
    background: #c0392b;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(231,76,60,0.5);
}

.back-to-top svg {
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-5px);
    }
    60% {
        transform: translateY(-3px);
    }
}

/* ========================================
   响应式基础（完整移动端见 mobile.css）
   ======================================== */
@media (max-width: 1200px) {
    .hero-title {
        font-size: 40px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .advantages-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .hero-section .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-tags {
        justify-content: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-image {
        display: none;
    }
    
    .promise-cards {
        grid-template-columns: 1fr;
    }
    
    .founder-content {
        flex-direction: column;
    }
    
    .founder-photo {
        flex: 1;
        width: 100%;
        max-width: 400px;
    }
    
    .painpoint-grid {
        grid-template-columns: 1fr;
    }
    
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .process-timeline {
        flex-direction: column;
    }
    
    .process-arrow {
        transform: rotate(90deg);
    }
    
    .contact-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    /* 页脚移动端适配 */
    .footer-main {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .footer-services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .service-column h4 {
        font-size: 14px;
        margin-bottom: 10px;
        padding-bottom: 8px;
    }
    
    .service-column li {
        font-size: 12px;
        padding: 6px 0;
    }
    
    .footer-copyright {
        padding: 15px 0;
    }
    
    .footer-copyright p {
        font-size: 13px;
    }
}