/* SEO和可访问性优化样式 */
.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* 移动端二维码默认隐藏 - PC端不显示 */
.mobile-qr-code {
    display: none;
}

/* 焦点样式优化 */
*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* 跳过导航链接 */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 10000;
}

.skip-link:focus {
    top: 6px;
}

/* 打印样式 */
@media print {
    .navbar,
    .mobile-menu,
    .mobile-menu-overlay,
    .back-to-top,
    .decorative-bg,
    .hero-buttons,
    .download-buttons {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
        color: black;
        background: white;
    }
    
    .container {
        max-width: none;
        padding: 0;
    }
    
    .hero-section,
    .pain-points-section,
    .features-section,
    .scenarios-section,
    .testimonials-section,
    .stats-section,
    .download-section {
        page-break-inside: avoid;
        margin-bottom: 20pt;
    }
    
    h1, h2, h3 {
        page-break-after: avoid;
    }
    
    a {
        color: black;
        text-decoration: underline;
    }
    
    a[href^="http"]:after {
        content: " (" attr(href) ")";
        font-size: 10pt;
    }
}

/* 搜索功能样式 */
.search-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.search-container {
    max-width: 600px;
    margin: 0 auto;
}

.search-box {
    position: relative;
    margin-bottom: 30px;
}

.search-box input {
    width: 100%;
    padding: 20px 60px 20px 25px;
    border: 4px solid #000;
    border-radius: 0;
    font-size: 1.1rem;
    font-weight: 500;
    box-shadow: 6px 6px 0 #000;
    background: white;
    transition: all 0.2s ease;
}

.search-box input:focus {
    outline: none;
    transform: translate(-2px, -2px);
    box-shadow: 8px 8px 0 #000;
}

.search-button {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: #FF6E06;
    border: 3px solid #000;
    padding: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    color: white;
}

.search-button:hover {
    background: #e55a00;
    transform: translateY(-50%) translate(-1px, -1px);
    box-shadow: 2px 2px 0 #000;
}

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

.suggestion-label {
    color: #666;
    font-weight: 600;
    margin-right: 15px;
}

.search-tag {
    display: inline-block;
    background: white;
    color: #333;
    padding: 8px 16px;
    border: 2px solid #333;
    text-decoration: none;
    margin: 5px;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.2s ease;
    box-shadow: 3px 3px 0 #333;
}

.search-tag:hover {
    background: #FF6E06;
    color: white;
    transform: translate(-1px, -1px);
    box-shadow: 4px 4px 0 #333;
}

/* 页脚链接样式优化 */
.footer a {
    color: #FF6E06;
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer a:hover {
    color: #e55a00;
    text-decoration: underline;
}

.footer ul {
    list-style: none;
    padding: 0;
}

.footer li {
    margin-bottom: 8px;
}

/* 高对比度模式支持 */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #000000;
        --secondary-color: #000000;
        --text-color: #000000;
        --background-color: #FFFFFF;
        --white: #FFFFFF;
        --black: #000000;
    }
    
    .brutal-button,
    .cta-button {
        border: 2px solid var(--black);
        background: var(--white);
        color: var(--black);
    }
}

/* 减少动画偏好 */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .decorative-bg {
        display: none;
    }
}

/* 全局隐藏滚动条 */
html::-webkit-scrollbar,
body::-webkit-scrollbar {
    display: none;
    width: 0;
    height: 0;
}

html,
body {
    scrollbar-width: none;
    -ms-overflow-style: none;
}

/* 确保滚动功能正常 */
html {
    scroll-behavior: smooth;
}

body {
    -webkit-overflow-scrolling: touch;
}

/* 基础样式 */
/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 色彩方案 */
    --primary-color: #FF6E06;
    --secondary-color: #FFAA00;
    --background-color: #F7F7F7;
    --text-color: #333333;
    --white: #FFFFFF;
    --black: #000000;
    --gray-light: #E5E5E5;
    --gray-medium: #999999;
    
    /* 字体 */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* 阴影 */
    --shadow-brutal: 4px 4px 0px var(--black);
    --shadow-hover: 6px 6px 0px var(--black);
    --shadow-card: 2px 2px 0px var(--black);
}

body {
    font-family: var(--font-family);
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 3px solid var(--black);
    z-index: 1000;
    box-shadow: var(--shadow-brutal);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 24px;
}

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

.nav-links {
    display: flex;
    gap: 30px;
    align-items: center;
    opacity: 1;
    visibility: visible;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 8px 16px;
    border-radius: 8px;
}

.nav-links a:hover,
.nav-links a.active {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
}

.nav-links a.active {
    position: relative;
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    background: var(--white);
    border-radius: 50%;
}

/* 移动端汉堡菜单 */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
    padding: 8px;
    border: 2px solid var(--black);
    border-radius: 8px;
    background: var(--white);
    box-shadow: var(--shadow-card);
}

.mobile-menu-toggle span {
    width: 24px;
    height: 3px;
    background: var(--black);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* 移动端侧边栏菜单 */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

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

.mobile-menu {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100%;
    background: var(--white);
    border-left: 3px solid var(--black);
    box-shadow: var(--shadow-brutal);
    z-index: 1000;
    transition: right 0.3s ease;
    overflow-y: auto;
}

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

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 2px solid var(--black);
    background: var(--primary-color);
}

.mobile-menu-close {
    background: none;
    border: none;
    font-size: 32px;
    cursor: pointer;
    color: var(--white);
    font-weight: bold;
    padding: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--white);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.mobile-menu-close:hover {
    background: var(--white);
    color: var(--primary-color);
    transform: scale(1.1);
}

.mobile-menu-links {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.mobile-menu-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 600;
    font-size: 18px;
    padding: 15px 20px;
    border: 2px solid var(--black);
    border-radius: 12px;
    background: var(--white);
    box-shadow: var(--shadow-card);
    transition: all 0.3s ease;
    text-align: center;
}

.mobile-menu-links a:hover,
.mobile-menu-links a.active {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.mobile-menu-links a.active {
    position: relative;
    border-color: var(--primary-color);
}

.mobile-menu-links a.active::before {
    content: '●';
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--white);
    font-size: 12px;
}

.mobile-menu-links .cta-button {
    background: var(--primary-color) !important;
    color: var(--white) !important;
    font-weight: 700;
}

.cta-button {
    background: var(--primary-color) !important;
    color: var(--white) !important;
    border: 2px solid var(--black);
    box-shadow: var(--shadow-card);
}

.cta-button:hover {
    transform: translateY(-2px) !important;
    box-shadow: var(--shadow-hover) !important;
}

/* 按钮样式 */
.btn-primary, .btn-secondary {
    padding: 15px 30px;
    border: 3px solid var(--black);
    border-radius: 12px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
    box-shadow: var(--shadow-brutal);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background: var(--white);
    color: var(--text-color);
    box-shadow: var(--shadow-brutal);
}

.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    background: var(--secondary-color);
}

/* 标题样式 */
.section-title {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 50px;
    color: var(--text-color);
}

.section-subtitle {
    font-size: 18px;
    text-align: center;
    margin-bottom: 40px;
    color: var(--gray-medium);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

/* Hero区域 */
.hero-section {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="white" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="white" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
}

.hero-section .container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--white);
    text-shadow: 3px 3px 0px var(--black);
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--white);
    font-weight: 500;
}

.hero-description {
    font-size: 16px;
    margin-bottom: 30px;
    color: var(--white);
    font-weight: 400;
    line-height: 1.6;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.hero-stats {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    font-size: 16px;
    color: var(--white);
    font-weight: 500;
}

.hero-stats .stat-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 8px 16px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

/* 手机模拟器 */
.phone-mockup {
    width: 280px;
    height: 560px;
    background: var(--black);
    border-radius: 30px;
    border: 6px solid var(--black);
    box-shadow: var(--shadow-brutal);
    position: relative;
    overflow: hidden;
    margin: 0 auto;
    transform: rotate(-5deg);
}

.phone-mockup::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: #333;
    border-radius: 2px;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.app-screenshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

/* 手机屏幕内容 */
.phone-content {
    text-align: center;
    color: var(--white);
    font-weight: 800;
    font-size: 24px;
    text-shadow: 2px 2px 0px var(--black);
    z-index: 2;
    position: relative;
}

.phone-content::before {
    content: '闪';
    font-size: 48px;
    display: block;
    margin-bottom: 10px;
}

/* 装饰性几何图形 */
.geometric-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.shape {
    position: absolute;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid var(--black);
}

.shape-1 {
    width: 40px;
    height: 40px;
    top: 20%;
    left: 10%;
    transform: rotate(45deg);
}

.shape-2 {
    width: 30px;
    height: 30px;
    top: 60%;
    right: 15%;
    border-radius: 50%;
}

.shape-3 {
    width: 50px;
    height: 20px;
    bottom: 30%;
    left: 20%;
    transform: rotate(-15deg);
}

.app-interface {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.app-header {
    background: var(--primary-color);
    color: var(--white);
    padding: 15px;
    border-radius: 12px;
    text-align: center;
    font-weight: 600;
    border: 2px solid var(--black);
}

.app-features {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.feature-item {
    background: var(--gray-light);
    padding: 15px;
    border-radius: 12px;
    border: 2px solid var(--black);
    font-weight: 500;
    box-shadow: var(--shadow-card);
}

/* 装饰性背景元素 */
.decorative-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
    z-index: 0;
}

/* 装饰性线条 */
.decorative-line {
    position: absolute;
    background: var(--primary-color);
    border: 2px solid var(--black);
}

.decorative-line-1 {
    width: 120px;
    height: 8px;
    top: 20%;
    right: 10%;
    transform: rotate(-15deg);
}

.decorative-line-2 {
    width: 80px;
    height: 6px;
    bottom: 30%;
    left: 5%;
    transform: rotate(45deg);
}

/* 装饰性点阵 */
.decorative-dots {
    position: absolute;
    display: flex;
    gap: 10px;
}

.decorative-dots-1 {
    top: 40%;
    right: 15%;
    flex-direction: column;
}

.decorative-dots-2 {
    bottom: 20%;
    left: 20%;
    flex-direction: row;
}

.dot {
    width: 12px;
    height: 12px;
    background: var(--secondary-color);
    border: 2px solid var(--black);
    border-radius: 50%;
}

.decorative-circle {
    position: absolute;
    border: 3px solid var(--black);
    background: var(--primary-color);
    border-radius: 50%;
}

.decorative-square {
    position: absolute;
    border: 3px solid var(--black);
    background: var(--secondary-color);
    transform: rotate(45deg);
}

.decorative-triangle {
    position: absolute;
    width: 0;
    height: 0;
    border-left: 20px solid transparent;
    border-right: 20px solid transparent;
    border-bottom: 35px solid var(--primary-color);
    border: 3px solid var(--black);
}

/* 痛点共鸣区 */
.pain-points-section {
    padding: 80px 0;
    background: var(--white);
    position: relative;
}

.pain-points-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.pain-point-card {
    background: var(--white);
    padding: 30px;
    border: 3px solid var(--black);
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow-card);
    transition: all 0.3s ease;
}

.pain-point-card:hover {
    transform: translateY(-8px) rotate(2deg);
    box-shadow: var(--shadow-brutal);
}

.pain-point-card:hover .pain-icon {
    transform: scale(1.1) rotate(-5deg);
}

.pain-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--primary-color);
    border: 3px solid var(--black);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    box-shadow: var(--shadow-card);
    position: relative;
    transition: all 0.3s ease;
}

.pain-icon::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    width: 100%;
    height: 100%;
    background: var(--secondary-color);
    border: 3px solid var(--black);
    border-radius: 16px;
    z-index: -1;
}

.pain-point-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-color);
}

.pain-point-card p {
    color: var(--gray-medium);
    font-size: 14px;
}

/* 功能展示区 */
.features-section {
    padding: 80px 0;
    background: var(--background-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.feature-card {
    background: var(--white);
    padding: 40px;
    border: 3px solid var(--black);
    border-radius: 20px;
    box-shadow: var(--shadow-brutal);
    transition: all 0.3s ease;
    position: relative;
}

.feature-card:hover {
    transform: translateY(-10px) rotate(1deg);
    box-shadow: var(--shadow-brutal);
}

.feature-card:hover .feature-icon {
    transform: rotate(5deg) scale(1.05);
}

.feature-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    background: var(--primary-color);
    border: 4px solid var(--black);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    box-shadow: var(--shadow-brutal);
    position: relative;
    transform: rotate(-5deg);
    transition: all 0.3s ease;
}

.feature-icon::before {
    content: '';
    position: absolute;
    top: -8px;
    left: -8px;
    width: 100%;
    height: 100%;
    background: var(--secondary-color);
    border: 4px solid var(--black);
    border-radius: 20px;
    z-index: -1;
    transform: rotate(10deg);
}

.feature-card h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-color);
}

.feature-tags {
    background: var(--primary-color);
    color: var(--white);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 15px;
    display: inline-block;
    border: 2px solid var(--black);
}

.feature-desc {
    color: var(--gray-medium);
    margin-bottom: 20px;
    line-height: 1.6;
}

.feature-stats {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.feature-stats span {
    background: var(--secondary-color);
    color: var(--black);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 600;
    border: 2px solid var(--black);
}

/* 场景展示区 */
.scenarios-section {
    padding: 80px 0;
    background: var(--white);
}

.scenarios-timeline {
    max-width: 800px;
    margin: 0 auto;
}

.scenario-item {
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: 30px;
    margin-bottom: 40px;
    align-items: center;
}

.scenario-time {
    background: var(--primary-color);
    color: var(--white);
    padding: 15px;
    border-radius: 12px;
    text-align: center;
    font-weight: 600;
    border: 3px solid var(--black);
    box-shadow: var(--shadow-card);
}

.scenario-content {
    background: var(--background-color);
    padding: 25px;
    border-radius: 16px;
    border: 3px solid var(--black);
    box-shadow: var(--shadow-card);
}

.scenario-content h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-color);
}

.scenario-content p {
    color: var(--gray-medium);
    line-height: 1.6;
}

/* 用户评价区 */
.testimonials-section {
    padding: 80px 0;
    background: var(--background-color);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--white);
    padding: 30px;
    border: 3px solid var(--black);
    border-radius: 16px;
    box-shadow: var(--shadow-brutal);
    transition: all 0.3s ease;
}

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

.testimonial-content {
    margin-bottom: 20px;
}

.testimonial-content p {
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    font-size: 40px;
    background: var(--secondary-color);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid var(--black);
}

.author-info h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 5px;
}

.author-info span {
    color: var(--gray-medium);
    font-size: 14px;
}

/* 数据统计区 */
.stats-section {
    padding: 80px 0;
    background: var(--white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.stat-card {
    background: var(--primary-color);
    color: var(--white);
    padding: 40px 20px;
    border: 3px solid var(--black);
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow-brutal);
    transition: all 0.3s ease;
}

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

.stat-number {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 10px;
    text-shadow: 2px 2px 0px var(--black);
}

.stat-label {
    font-size: 16px;
    font-weight: 500;
}

/* 下载引导区 */
.download-section {
    padding: 80px 0;
    background: var(--background-color);
}

.download-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

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

.qr-section h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 30px;
    color: var(--text-color);
}

.qr-codes-container {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.qr-code {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: var(--white);
    border: 3px solid var(--black);
    border-radius: 16px;
    padding: 20px;
    box-shadow: var(--shadow-brutal);
    width: 200px;
    height: 240px;
    transition: all 0.3s ease;
}

.qr-code img {
    width: 160px;
    height: 160px;
    object-fit: contain;
    border-radius: 8px;
    margin-bottom: 10px;
}

.qr-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-color);
    margin: 0;
    text-align: center;
}

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

.qr-code img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 8px;
}

.benefits-section h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-color);
}

.benefits-desc {
    font-size: 16px;
    margin-bottom: 25px;
    color: var(--gray-medium);
    line-height: 1.5;
}

.benefits-list {
    margin-bottom: 30px;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    font-size: 16px;
    color: var(--text-color);
}

.benefit-icon {
    font-size: 20px;
}

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

/* 页脚 */
.footer {
    background: var(--black);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.footer-section p {
    color: var(--gray-light);
    margin-bottom: 10px;
    line-height: 1.6;
}

.footer-bottom {
    border-top: 2px solid var(--gray-medium);
    padding-top: 20px;
    text-align: center;
    color: var(--gray-light);
}

.footer-bottom p {
    margin: 8px 0;
}

.icp-info {
    font-size: 14px;
    margin-top: 10px;
}

.icp-info a {
    color: var(--gray-light);
    text-decoration: none;
    transition: color 0.3s ease;
}

.icp-info a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border: 3px solid var(--black);
    border-radius: 50%;
    font-size: 20px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: var(--shadow-brutal);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

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

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

/* 响应式设计 */
@media (min-width: 769px) {
    .nav-links {
        display: flex !important;
        opacity: 1 !important;
        visibility: visible !important;
        transform: none !important;
        position: relative !important;
        z-index: 1000 !important;
    }
    
    .nav-links a {
        opacity: 1 !important;
        visibility: visible !important;
        transform: none !important;
    }
    
    .mobile-menu-toggle {
        display: none !important;
    }
    
    .mobile-menu-overlay {
        display: none !important;
    }
    
    .mobile-menu {
        display: none !important;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none !important;
        opacity: 0 !important;
        visibility: hidden !important;
    }
    
    .mobile-menu-toggle {
        display: flex !important;
    }
    
    .mobile-menu-overlay {
        display: block !important;
    }
    
    .mobile-menu {
        display: block !important;
    }
    
    /* Hero区域移动端全屏样式 */
    .hero-section {
        padding: 100px 0 60px;
        margin: 0;
        width: 100vw;
        max-width: 100vw;
        overflow-x: hidden;
    }
    
    .hero-section .container {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 0 20px;
        margin: 0;
        max-width: 100%;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .download-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .scenario-item {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .scenario-time {
        width: fit-content;
        margin: 0 auto;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .pain-points-grid {
        grid-template-columns: 1fr;
    }
    
    /* 修复移动端装饰性元素超出视口的问题 */
    .decorative-circle,
    .decorative-square,
    .decorative-triangle,
    .decorative-line {
        display: none !important;
    }
    
    /* 确保容器不会超出视口 */
    .container {
        max-width: 100vw;
        overflow-x: hidden;
    }
    
    /* 确保所有section不会超出视口 */
    
    /* 二维码移动端适配 */
    .qr-codes-container {
        flex-direction: row;
        gap: 15px;
        justify-content: center;
        flex-wrap: nowrap;
        align-items: center;
    }
    
    .qr-code {
        width: 140px;
        height: 180px;
        flex-shrink: 0;
    }
    
    .qr-code img {
        width: 100px;
        height: 100px;
    }
    section {
        overflow-x: hidden;
        max-width: 100vw;
    }
    
    /* 修复手机模拟器的旋转角度，避免超出 */
    .phone-mockup {
        transform: rotate(0deg);
        margin: 20px auto;
    }
    
    /* 移动端隐藏hero-image容器，显示小程序二维码 */
    .hero-image {
        display: none !important;
    }
    
    /* 移动端二维码样式 - 在768px以下显示 */
    .mobile-qr-code {
        display: block;
        text-align: center;
        margin: 25px auto 0;
        cursor: pointer;
        transition: transform 0.3s ease;
    }
    
    .mobile-qr-code:hover {
        transform: scale(1.05);
    }
    
    .mobile-qr-image {
        width: 200px;
        height: 200px;
        border: 3px solid var(--white);
        border-radius: 12px;
        box-shadow: var(--shadow-brutal);
        object-fit: contain;
        cursor: pointer;
        transition: transform 0.2s ease;
    }
    
    .mobile-qr-image:hover {
        transform: scale(1.02);
    }
    
    .mobile-qr-tip {
        margin-top: 8px;
        font-size: 12px;
        color: var(--gray-medium);
        font-weight: 500;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    /* Hero区域小屏幕全屏样式 */
    .hero-section {
        padding: 80px 0 40px;
        margin: 0;
        width: 100vw;
        max-width: 100vw;
    }
    
    .hero-section .container {
        padding: 0 15px;
        margin: 0;
        max-width: 100%;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    /* 小屏幕移动端也隐藏hero-image容器，显示小程序二维码 */
    .hero-image {
        display: none !important;
    }
    
    /* 小屏幕移动端二维码样式 */
    .mobile-qr-code {
        display: block;
        text-align: center;
        margin: 25px auto 0;
        cursor: pointer;
        transition: transform 0.3s ease;
    }
    
    .mobile-qr-code:hover {
        transform: scale(1.05);
    }
    
    .mobile-qr-image {
        width: 180px;
        height: 180px;
        border: 3px solid var(--white);
        border-radius: 12px;
        box-shadow: var(--shadow-brutal);
        object-fit: contain;
        cursor: pointer;
        transition: transform 0.2s ease;
    }
    
    .mobile-qr-image:hover {
        transform: scale(1.02);
    }
    
    .mobile-qr-tip {
        margin-top: 8px;
        font-size: 12px;
        color: var(--gray-medium);
        font-weight: 500;
    }
    
    .download-buttons {
        flex-direction: column;
    }
    
    /* 小屏幕二维码进一步适配 */
    .qr-codes-container {
        gap: 10px;
        justify-content: center;
        flex-wrap: nowrap;
        align-items: center;
    }
    
    .qr-code {
        width: 120px;
        height: 160px;
        flex-shrink: 0;
    }
    
    .qr-code img {
        width: 80px;
        height: 80px;
    }
    
    .qr-label {
        font-size: 11px;
    }
    
    .btn-primary, .btn-secondary {
        padding: 12px 24px;
        font-size: 14px;
    }
    
    /* 进一步确保移动端没有水平滚动 */
    body {
        overflow-x: hidden;
        width: 100%;
        max-width: 100vw;
    }
    
    html {
        overflow-x: hidden;
    }
    
    /* 隐藏所有装饰性元素 */
    .decorative-bg {
        display: none !important;
    }
    
    /* 确保所有元素都在视口内 */
    * {
        max-width: 100%;
        box-sizing: border-box;
    }
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.6s ease-out;
}

.animate-fade-in-right {
    animation: fadeInRight 0.6s ease-out;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--gray-light);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border: 2px solid var(--black);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
} 

/* 确保所有元素都在视口内 */
* {
    max-width: 100%;
    box-sizing: border-box;
}

/* 防止GSAP动画影响PC端导航 */
@media (min-width: 769px) {
    .nav-links,
    .nav-links * {
        animation: none !important;
        transition: none !important;
    }
}

/* 额外的移动端修复 - 确保没有水平滚动 */
@media (max-width: 768px) {
    /* 强制隐藏所有可能导致水平滚动的装饰性元素 */
    .decorative-bg,
    .decorative-circle,
    .decorative-square,
    .decorative-triangle,
    .decorative-line,
    .decorative-dots,
    .geometric-shapes,
    .shape {
        display: none !important;
        visibility: hidden !important;
    }
    
    /* 确保所有容器都在视口内 */
    .container,
    section,
    div {
        max-width: 100vw !important;
        overflow-x: hidden !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
    }
    
    /* 修复可能的负边距问题 */
    * {
        margin-left: 0 !important;
        margin-right: 0 !important;
    }
    
    /* 确保body和html没有水平滚动 */
    body,
    html {
        overflow-x: hidden !important;
        width: 100% !important;
        max-width: 100vw !important;
    }
    
    /* 隐藏移动端滚动条 */
    body::-webkit-scrollbar,
    html::-webkit-scrollbar,
    *::-webkit-scrollbar {
        display: none !important;
        width: 0 !important;
        height: 0 !important;
    }
    
    /* 隐藏Firefox滚动条 */
    body,
    html {
        scrollbar-width: none !important;
        -ms-overflow-style: none !important;
    }
    
    /* 隐藏所有元素的滚动条 */
    * {
        scrollbar-width: none !important;
        -ms-overflow-style: none !important;
    }
    
    /* 确保滚动功能正常，但滚动条不可见 */
    body {
        -webkit-overflow-scrolling: touch !important;
        overflow-y: auto !important;
        overflow-x: hidden !important;
    }
    
    /* 移动端新增内容的响应式样式 */
    .section-subtitle {
        font-size: 16px;
        margin-bottom: 30px;
        padding: 0 10px;
    }
    
    .hero-description {
        font-size: 14px;
        margin-bottom: 25px;
        padding: 0 10px;
    }
    
    .benefits-desc {
        font-size: 14px;
        margin-bottom: 20px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 10px;
    }
    
    .hero-stats .stat-item {
        text-align: center;
    }
} 

/* 图片预览弹窗样式 */
.image-preview-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
}

.image-preview-modal.active {
    display: flex;
}

.image-preview-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.image-preview-content {
    position: relative;
    background: var(--white);
    border: 3px solid var(--black);
    border-radius: 16px;
    padding: 20px;
    box-shadow: var(--shadow-brutal);
    max-width: 90vw;
    max-height: 90vh;
    overflow: hidden;
    z-index: 10001;
}

.image-preview-close {
    position: absolute;
    top: 10px;
    right: 15px;
    background: var(--primary-color);
    color: var(--white);
    border: 2px solid var(--black);
    border-radius: 50%;
    width: 30px;
    height: 30px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10002;
    transition: all 0.2s ease;
}

.image-preview-close:hover {
    background: var(--secondary-color);
    transform: scale(1.1);
}

.image-preview-img {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: 8px;
    border: 2px solid var(--gray-light);
}

.image-preview-info {
    margin-top: 15px;
    text-align: center;
}

.image-preview-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 15px;
}

.image-preview-download {
    background: var(--primary-color);
    color: var(--white);
    border: 2px solid var(--black);
    border-radius: 8px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.image-preview-download:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

/* 移动端图片预览弹窗适配 */
@media (max-width: 768px) {
    .image-preview-content {
        margin: 20px;
        padding: 15px;
    }
    
    .image-preview-img {
        max-height: 60vh;
    }
    
    .image-preview-title {
        font-size: 14px;
    }
    
    .image-preview-download {
        padding: 8px 16px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .image-preview-content {
        margin: 15px;
        padding: 12px;
    }
    
    .image-preview-img {
        max-height: 50vh;
    }
    
    .image-preview-title {
        font-size: 13px;
        margin-bottom: 12px;
    }
    
    .image-preview-download {
        padding: 6px 12px;
        font-size: 12px;
    }
}