/* ========================================
   公共样式 - 顶部导航栏和底部样式
   ======================================== */

/* CSS 变量 */
:root {
    --primary: #FF6B35;
    --primary-dark: #E55A2B;
    --primary-light: #FF8C5A;
    --secondary: #2D3436;
    --bg-warm: #FFF9F5;
    --card-bg: #FFFFFF;
    --text-main: #2D3436;
    --text-secondary: #636E72;
    --shadow: 0 10px 40px rgba(255, 107, 53, 0.1);
    --shadow-hover: 0 20px 60px rgba(255, 107, 53, 0.2);
    --radius: 16px;
    --radius-sm: 8px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-main);
    background: var(--bg-warm);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

section {
    padding: 100px 60px;
}

/* ========================================
   导航栏样式
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 0 60px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    height: 70px;
    box-shadow: var(--shadow);
}

.logo {
    font-size: 28px;
    font-weight: 900;
    color: var(--primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    height: 75px;
}

.nav-links {
    display: flex;
    gap: 40px;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 500;
    font-size: 15px;
    position: relative;
    padding: 8px 0;
    transition: color 0.3s;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
    transition: width 0.3s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    padding: 12px 28px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.4);
}

.mobile-toggle {
    display: none;
    font-size: 24px;
    color: var(--text-main);
    cursor: pointer;
    padding: 8px;
}

/* 移动端遮罩层 */
.mobile-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1500;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.mobile-overlay.active {
    display: block;
    opacity: 1;
    visibility: visible;
}

/* 移动端菜单 */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: white;
    z-index: 2000;
    padding: 80px 30px 30px;
    transition: right 0.3s ease;
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.1);
    overflow-y: auto;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-close {
    position: absolute;
    top: 25px;
    right: 25px;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-main);
    padding: 8px;
}

.mobile-menu ul {
    list-style: none;
}

.mobile-menu ul li {
    margin-bottom: 24px;
}

.mobile-menu ul a {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-main);
    text-decoration: none;
    display: block;
    padding: 10px 0;
    border-bottom: 1px solid #eee;
    transition: color 0.3s;
}

.mobile-menu ul a:hover {
    color: var(--primary);
}

/* ========================================
   页面通用样式
   ======================================== */
.page-header {
    padding: 160px 60px 60px;
    text-align: center;
    color: white;
    background-size: cover;
    background-position: center;
    position: relative;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 107, 53, 0.85);
}

.page-header > * {
    position: relative;
    z-index: 1;
}

.page-header h1 {
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 20px;
}

.page-header p {
    font-size: 20px;
    opacity: 0.9;
}

.breadcrumb {
    padding: 20px 60px;
    background: white;
}

.breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
}

.breadcrumb span {
    color: var(--primary);
    margin: 0 10px;
}

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

.section-header,
.section-title {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 60px;
}

.section-header h2,
.section-title h2 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 20px;
    color: var(--secondary);
}

.section-header h2 span,
.section-title h2 span {
    color: var(--primary);
}

.section-header p,
.section-title p {
    font-size: 18px;
    color: var(--text-secondary);
}

/* 内容区块 */
.content-section {
    padding: 80px 60px;
    background: white;
}

.content-section.alt {
    background: var(--bg-warm);
}

/* 双栏布局 */
.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    max-width: 1400px;
    margin: 0 auto;
    align-items: center;
}

.split-content h2 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 24px;
    color: var(--secondary);
}

.split-content h2 span {
    color: var(--primary);
}

.split-content > p {
    font-size: 17px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 24px;
}

.feature-list .icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    flex-shrink: 0;
}

.feature-list .text h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 6px;
}

.feature-list .text p {
    font-size: 14px;
    color: var(--text-secondary);
}

.split-visual {
    position: relative;
}

.split-image {
    width: 100%;
    height: 450px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 100px;
    color: rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.split-image::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 20px,
        rgba(255, 255, 255, 0.05) 20px,
        rgba(255, 255, 255, 0.05) 40px
    );
    animation: move 20s linear infinite;
}

@keyframes move {
    0% { transform: translate(-50%, -50%); }
    100% { transform: translate(0%, 0%); }
}

/* 卡片网格 */
.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.card {
    background: var(--bg-warm);
    padding: 40px;
    border-radius: var(--radius);
    transition: all 0.4s;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.card-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 28px;
    margin-bottom: 24px;
}

.card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
}

.card p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* 流程区块 */
.process-section {
    padding: 80px 60px;
    background: white;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.process-item {
    text-align: center;
    position: relative;
}

.process-item::after {
    content: '\f054';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    right: -25px;
    top: 40px;
    color: var(--primary);
    font-size: 20px;
}

.process-item:last-child::after {
    display: none;
}

.process-num {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 32px;
    font-weight: 900;
    margin: 0 auto 20px;
}

.process-item h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.process-item p {
    font-size: 14px;
    color: var(--text-secondary);
}

.process-steps {
    display: flex;
    gap: 20px;
    margin-top: 40px;
}

.step {
    flex: 1;
    background: white;
    padding: 24px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow);
    position: relative;
}

.step::after {
    content: '\f054';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    right: -15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary);
    font-size: 14px;
}

.step:last-child::after {
    display: none;
}

.step-num {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    margin: 0 auto 16px;
}

.step h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
}

.step p {
    font-size: 13px;
    color: var(--text-secondary);
}

/* 统计区块 */
.stats-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    padding: 60px 60px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
    color: white;
}

.stat-item .stat-num {
    font-size: 48px;
    font-weight: 900;
}

.stat-item .stat-label {
    font-size: 16px;
    opacity: 0.9;
}

/* 价格卡片 */
.pricing-section {
    padding: 80px 60px;
    background: var(--bg-warm);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border-radius: var(--radius);
    padding: 40px;
    text-align: center;
    transition: all 0.4s;
    position: relative;
    box-shadow: var(--shadow);
}

.pricing-card.featured {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    transform: scale(1.05);
}

.pricing-card.featured .pricing-features li {
    border-color: rgba(255, 255, 255, 0.2);
}

.pricing-card.featured .pricing-features i {
    color: white;
}

.pricing-card.featured .pricing-features span {
    color: rgba(255, 255, 255, 0.9);
}

.pricing-card.featured .price-amount {
    color: white;
}

.pricing-card.featured .price-period {
    color: rgba(255, 255, 255, 0.8);
}

.pricing-card.featured .pricing-btn {
    background: white;
    color: var(--primary);
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    color: var(--secondary);
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
}

.pricing-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
}

.price {
    margin-bottom: 30px;
}

.price-amount {
    font-size: 46px;
    font-weight: 900;
    color: var(--primary);
}
.price-amount small{font-size:20px;}
.price-period {
    font-size: 16px;
    color: var(--text-secondary);
}

.pricing-features {
    list-style: none;
    text-align: left;
    margin-bottom: 30px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid #eee;
    font-size: 15px;
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features i {
    color: var(--primary);
    font-size: 14px;
}

.pricing-features span {
    color: var(--text-secondary);
}

.pricing-btn {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.pricing-btn:hover {
    transform: scale(1.05);
}
.renew{background: white;
    border-radius: var(--radius);
    padding: 40px;
    text-align: center;
    transition: all 0.4s;
    position: relative;
    box-shadow: var(--shadow);margin:65px 65px 0 65px;}
    .renew-title{font-size:20px;font-weight:bold;color:#ff6b35;}
/* 对比表格 */
.compare-section {
    padding: 60px 60px 80px;
    background: white;
}

.compare-container {
    max-width: 1000px;
    margin: 0 auto;
    background: var(--bg-warm);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.compare-container table {
    width: 100%;
    border-collapse: collapse;
}

.compare-container th {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    padding: 20px;
    font-weight: 700;
    font-size: 16px;
}

.compare-container th:first-child {
    text-align: left;
}

.compare-container td {
    padding: 18px 20px;
    text-align: center;
    border-bottom: 1px solid #f0f0f0;
    font-size: 14px;
    position: relative;
}

.compare-container td:first-child {
    text-align: left;
    font-weight: 500;
}

.compare-container tr:last-child td {
    border-bottom: none;
}

.compare-container tr:hover {
    background: #fffaf5;
}

.compare-container .check {
    color: var(--primary);
    font-size: 18px;
}

.compare-container .cross {
    color: #ddd;
    font-size: 16px;
}

.compare-container .highlight {
    background: #ffe8d6;
    font-weight: 600;
}
 /* 默认隐藏说明文字 */
        .tip-text {
            display: none; /* 默认隐藏 */
            position: absolute;
            left: 77px;
            top: -36%;
            margin-top: 5px;
            padding: 8px 12px;
            background: #fff;
            border: 1px solid #e4e7ed;
            border-radius: 4px;
            box-shadow: 0 2px 12px rgba(0,0,0,0.1);
            white-space: nowrap;
            z-index: 999; /* 浮在最上层 */
            font-size: 14px;
            color: #333;
        }
        /* 鼠标悬浮问号图标，显示小手样式 */
        .fa-question-circle {
            cursor: pointer;
            margin-left: 6px;
            color: #888;
        }
/* CTA 区域 */
.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    padding: 80px 60px;
    text-align: center;
    color: white;
}

.cta-section h2 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-section p {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 30px;
}

.cta-btn {
    display: inline-block;
    background: white;
    color: var(--primary);
    padding: 18px 50px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 18px;
    transition: all 0.3s;
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* 返回顶部 */
.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(255, 107, 53, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 998;
    border: none;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
}

/* ========================================
   底部样式
   ======================================== */
footer {
    background: var(--secondary);
    color: white;
    padding: 80px 60px 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    max-width: 1400px;
    margin: 0 auto 60px;
}

.footer-brand .logo {
    color: white;
    margin-bottom: 20px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 24px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    transition: all 0.3s;
}

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

.footer-col h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 24px;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 14px;
}

.footer-col ul a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

/* ========================================
   移动端底部导航
   ======================================== */
.mobile-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 8px 0;
    padding-bottom: calc(8px + env(safe-area-inset-bottom));
}

.mobile-bottom-nav ul {
    display: flex;
    justify-content: space-around;
    align-items: center;
    list-style: none;
}

.mobile-bottom-nav li {
    flex: 1;
    text-align: center;
}

.mobile-bottom-nav li a {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 8px 0;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 11px;
    transition: color 0.3s;
}

.mobile-bottom-nav li a i {
    font-size: 22px;
    margin-bottom: 4px;
}

.mobile-bottom-nav li a.active,
.mobile-bottom-nav li a:hover {
    color: var(--primary);
}

.mobile-tel-btn {
    display: none;
}

/* 服务项目菜单 */
.mobile-service-menu {
    display: none;
    position: fixed;
    bottom: 60px;
    left: 0;
    right: 0;
    background: white;
    border-radius: 16px 16px 0 0;
    box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.15);
    z-index: 999;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    padding: 20px;
    padding-bottom: calc(20px + env(safe-area-inset-bottom));
}

.mobile-service-menu.active {
    display: block;
    transform: translateY(0);
}

.mobile-service-menu-close {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 30px;
    height: 30px;
    background: #f0f0f0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-secondary);
}

.mobile-service-menu h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-main);
}

.mobile-service-menu ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mobile-service-menu ul li a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--bg-warm);
    border-radius: 10px;
    color: var(--text-main);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s;
}

.mobile-service-menu ul li a:hover {
    background: var(--primary);
    color: white;
}

.mobile-service-menu ul li a i {
    width: 36px;
    height: 36px;
    background: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 16px;
}

.mobile-service-menu ul li a:hover i {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

/* ========================================
   响应式设计
   ======================================== */
@media (max-width: 1200px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .pricing-card.featured {
      
        transform: none;
    }
}

@media (max-width: 1024px) {
    section {
        padding: 80px 40px;
    }

    .navbar {
        padding: 0 40px;
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }

    footer {
        padding: 60px 40px 30px;
    }

    .split-layout {
        grid-template-columns: 1fr;
    }

    .split-visual {
        order: -1;
    }

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

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

    .process-item::after {
        display: none;
    }

    .page-header {
        padding: 140px 40px 60px;
    }

    .breadcrumb {
        padding: 16px 40px;
    }

    .content-section,
    .pricing-section,
    .process-section {
        padding: 60px 40px;
    }

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

    /* 移动端底部导航 */
    .mobile-bottom-nav {
        display: none !important;
    }

    .mobile-service-menu {
        display: none !important;
    }
}

@media (max-width: 768px) {
    section {
        padding: 50px 20px;
    }

    /* 导航栏 - 移动端只显示logo和立即咨询 */
    .nav-links {
        display: none !important;
    }

    .navbar {
        padding: 0 20px;
        height: 70px;
        display: flex !important;
        justify-content: space-between;
    }

    .navbar .logo {
        flex-shrink: 0;
    }

    .navbar .nav-cta {
        display: block !important;
        padding: 10px 18px;
        font-size: 13px;
    }

    .logo img {
        height: 55px;
    }

    .mobile-toggle {
        display: block;
    }

    /* 隐藏PC端footer内容 */
    .pc-footer {
        display: none !important;
    }

    /* 页面头部 */
    .page-header {
        padding: 120px 20px 50px;
    }

    .page-header h1 {
        font-size: 32px;
    }

    .page-header p {
        font-size: 16px;
    }

    .breadcrumb {
        padding: 12px 20px;
        overflow-x: auto;
        white-space: nowrap;
    }

    .section-header h2,
    .section-title h2 {
        font-size: 28px;
    }

    .content-section,
    .cta-section,
    .pricing-section,
    .process-section,
    .compare-section {
        padding: 50px 20px;
    }

    .section-header,
    .section-title {
        margin-bottom: 40px;
    }

    .split-content h2 {
        font-size: 28px;
    }

    .card-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .pricing-card.featured {
        grid-column: span 1;
        transform: none;
    }

    .price-amount {
        font-size: 36px;
    }

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

    .process-section {
        padding: 50px 20px;
    }

    .stats-section {
        padding: 50px 20px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .stat-item .stat-num {
        font-size: 36px;
    }

    .compare-container {
        overflow-x: auto;
    }

    .compare-container table {
        min-width: 600px;
    }
   .tip-text {
            display: none; /* 默认隐藏 */
            position: absolute;
            left: 0px;
            top: -96%;
            margin-top: 5px;
            padding: 8px 12px;
            background: #fff;
            border: 1px solid #e4e7ed;
            border-radius: 4px;
            box-shadow: 0 2px 12px rgba(0,0,0,0.1);
            white-space: break-spaces;
            z-index: 999; /* 浮在最上层 */
            font-size: 12px;
            width:300px;

        }
    /* 底部 */
    footer {
        padding: 60px 20px 100px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    /* 移动端底部导航 - 768px以下显示 */
    .mobile-bottom-nav {
        display: block !important;
    }

    .mobile-tel-btn {
        display: block;
    }

    .mobile-service-menu {
        display: none;
    }

    .mobile-service-menu.active {
        display: block;
    }

    .mobile-overlay {
        display: none;
    }

    .mobile-overlay.active {
        display: block;
    }

    /* 返回顶部 */
    .back-to-top {
        bottom: 90px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 375px) {
    .navbar {
        padding: 0 15px;
    }

    .logo img {
        height: 45px;
    }

    .section-header h2,
    .section-title h2 {
        font-size: 24px;
    }

    .cta-section h2 {
        font-size: 28px;
    }

    .cta-btn {
        padding: 14px 30px;
        font-size: 16px;
    }
}