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

/* 基础样式 */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    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: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(37, 99, 235, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.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;
    font-size: 1.2rem;
    font-weight: 700;
    color: #2563EB;
}

.nav-logo i {
    margin-right: 10px;
    font-size: 1.5rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: #64748B;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #2563EB;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #2563EB;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    background: linear-gradient(135deg, #2563EB, #1D4ED8);
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #2563EB;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero区域 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, #F8FAFC 0%, #E2E8F0 100%);
    overflow: hidden;
    padding-top: 70px; /* 为固定导航栏留出空间 */
}

/* 平台支持徽章 */
.platform-support {
    display: flex;
    align-items: center;
    gap: 15px;
    margin: 20px 0;
    flex-wrap: wrap;
}

.platform-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(37, 99, 235, 0.1);
    color: #2563EB;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    border: 1px solid rgba(37, 99, 235, 0.2);
    transition: all 0.3s ease;
}

.platform-badge:hover {
    background: rgba(37, 99, 235, 0.2);
    transform: translateY(-2px);
}

.platform-badge i {
    font-size: 16px;
}

.platform-text {
    color: #64748B;
    font-size: 14px;
    font-weight: 500;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.hero-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(37, 99, 235, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(168, 85, 247, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(249, 115, 22, 0.1) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-text {
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    margin-bottom: 20px;
}

.title-main {
    display: block;
    font-size: 3.5rem;
    font-weight: 700;
    color: #1E293B;
    line-height: 1.2;
    margin-bottom: 10px;
}

.title-sub {
    display: block;
    font-size: 1.5rem;
    color: #64748B;
    font-weight: 400;
}

.hero-description {
    font-size: 1.2rem;
    color: #64748B;
    margin-bottom: 40px;
    line-height: 1.8;
}

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

.btn-primary {
    background: linear-gradient(135deg, #2563EB, #1D4ED8);
    color: white;
    padding: 15px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #2563EB;
    padding: 15px 30px;
    border: 2px solid #2563EB;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: #2563EB;
    color: white;
    transform: translateY(-2px);
}

.btn-primary.large {
    padding: 18px 40px;
    font-size: 1.2rem;
}

.btn-secondary.large {
    padding: 18px 40px;
    font-size: 1.2rem;
}

/* Dashboard预览 */
.hero-visual {
    animation: fadeInRight 1s ease-out 0.3s both;
}

.dashboard-preview {
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: transform 0.3s ease;
}

.dashboard-preview:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.dashboard-header {
    background: #F8FAFC;
    padding: 15px 20px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid #E2E8F0;
}

.dashboard-dots {
    display: flex;
    gap: 8px;
    margin-right: 15px;
}

.dashboard-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #E2E8F0;
}

.dashboard-dots span:first-child {
    background: #EF4444;
}

.dashboard-dots span:nth-child(2) {
    background: #F59E0B;
}

.dashboard-dots span:last-child {
    background: #10B981;
}

.dashboard-title {
    font-weight: 600;
    color: #1E293B;
}

.dashboard-content {
    padding: 30px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.stat-card {
    text-align: center;
    padding: 20px;
    background: #F8FAFC;
    border-radius: 15px;
    transition: transform 0.3s ease;
}

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

.stat-card i {
    font-size: 2rem;
    color: #2563EB;
    margin-bottom: 10px;
}

.stat-number {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: #1E293B;
    margin-bottom: 5px;
    min-width: 120px;
    text-align: center;
    font-variant-numeric: tabular-nums;
}

.stat-label {
    font-size: 0.9rem;
    color: #64748B;
}

/* 功能区域 */
.features {
    padding: 100px 0;
    background: white;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1E293B;
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #64748B;
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid #F1F5F9;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.1);
    border-color: #2563EB;
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #2563EB, #1D4ED8);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
}

.feature-icon i {
    font-size: 2rem;
    color: white;
}

.feature-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: #1E293B;
    margin-bottom: 15px;
}

.feature-description {
    color: #64748B;
    line-height: 1.6;
}

/* 优势区域 */
.advantages {
    padding: 100px 0;
    background: linear-gradient(135deg, #F8FAFC 0%, #E2E8F0 100%);
}

.advantages-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 40px;
}

.advantage-item {
    display: flex;
    align-items: center;
    gap: 25px;
    background: white;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.advantage-item:hover {
    transform: translateY(-5px);
}

.advantage-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #F97316, #EA580C);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.advantage-icon i {
    font-size: 1.5rem;
    color: white;
}

.advantage-text h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #1E293B;
    margin-bottom: 10px;
}

.advantage-text p {
    color: #64748B;
    line-height: 1.6;
}

/* 演示区域 */
.demo {
    padding: 100px 0;
    background: white;
}

/* 多端展示样式 */
.platforms-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    padding: 20px 0;
}

.platform-device {
    text-align: center;
    background: white;
    padding: 30px 20px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid #E2E8F0;
}

.platform-device:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.device-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #2563EB, #3B82F6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
}

.platform-device h4 {
    font-size: 18px;
    font-weight: 600;
    color: #1E293B;
    margin-bottom: 10px;
}

.platform-device p {
    color: #64748B;
    font-size: 14px;
    margin-bottom: 20px;
    line-height: 1.5;
}

.device-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.feature-tag {
    background: #F1F5F9;
    color: #475569;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.demo-content {
    max-width: 1000px;
    margin: 0 auto;
}

.demo-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
}

.demo-tab {
    background: #F8FAFC;
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 500;
    color: #64748B;
    cursor: pointer;
    transition: all 0.3s ease;
}

.demo-tab.active,
.demo-tab:hover {
    background: #2563EB;
    color: white;
}

.demo-preview {
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    min-height: 400px;
}

.demo-screen {
    display: none;
    padding: 0;
}

.demo-screen.active {
    display: block;
    animation: fadeIn 0.5s ease-in-out;
}

.screen-header {
    background: #F8FAFC;
    padding: 15px 20px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid #E2E8F0;
}

.screen-dots {
    display: flex;
    gap: 8px;
    margin-right: 15px;
}

.screen-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #E2E8F0;
}

.screen-dots span:first-child {
    background: #EF4444;
}

.screen-dots span:nth-child(2) {
    background: #F59E0B;
}

.screen-dots span:last-child {
    background: #10B981;
}

.screen-title {
    font-weight: 600;
    color: #1E293B;
}

.screen-content {
    padding: 40px;
}

/* 二维码生成演示 */
.qr-generator {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.qr-input {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.qr-input input {
    padding: 15px;
    border: 2px solid #E2E8F0;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.qr-input input:focus {
    outline: none;
    border-color: #2563EB;
}

.generate-btn {
    background: #2563EB;
    color: white;
    border: none;
    padding: 15px 25px;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s ease;
}

.generate-btn:hover {
    background: #1D4ED8;
}

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

.qr-code {
    width: 200px;
    height: 200px;
    background: white;
    border: 2px solid #E2E8F0;
    border-radius: 15px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qr-pattern {
    width: 150px;
    height: 150px;
    background: 
        linear-gradient(45deg, #000 25%, transparent 25%),
        linear-gradient(-45deg, #000 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #000 75%),
        linear-gradient(-45deg, transparent 75%, #000 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

.qr-text {
    color: #64748B;
    font-weight: 500;
}

/* 业绩报表演示 */
.report-chart {
    background: #F8FAFC;
    padding: 30px;
    border-radius: 15px;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.chart-header h4 {
    color: #1E293B;
    font-size: 1.2rem;
}

.chart-value {
    font-size: 2rem;
    font-weight: 700;
    color: #2563EB;
}

.chart-bars {
    display: flex;
    align-items: end;
    gap: 15px;
    height: 150px;
}

.bar {
    flex: 1;
    background: linear-gradient(to top, #2563EB, #60A5FA);
    border-radius: 5px 5px 0 0;
    min-height: 20px;
    transition: all 0.3s ease;
}

.bar:hover {
    background: linear-gradient(to top, #1D4ED8, #3B82F6);
}

/* 等级设置演示 */
.level-settings {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.level-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: #F8FAFC;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.level-item:hover {
    background: #E2E8F0;
    transform: translateX(5px);
}

.level-name {
    font-weight: 600;
    color: #1E293B;
}

.level-commission {
    background: #2563EB;
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: 600;
}

/* 适用场景 */
.scenarios {
    padding: 100px 0;
    background: linear-gradient(135deg, #F8FAFC 0%, #E2E8F0 100%);
}

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

.scenario-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.scenario-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.1);
}

.scenario-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #A855F7, #7C3AED);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
}

.scenario-icon i {
    font-size: 2rem;
    color: white;
}

.scenario-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #1E293B;
    margin-bottom: 15px;
}

.scenario-card p {
    color: #64748B;
    line-height: 1.6;
}

/* CTA区域 */
.cta {
    padding: 100px 0;
    background: linear-gradient(135deg, #2563EB, #1D4ED8);
    color: white;
    text-align: center;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.cta-description {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

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

.cta .btn-primary {
    background: white;
    color: #2563EB;
}

.cta .btn-primary:hover {
    background: #F8FAFC;
}

.cta .btn-secondary {
    background: transparent;
    color: white;
    border-color: white;
}

.cta .btn-secondary:hover {
    background: white;
    color: #2563EB;
}

/* 联系我们 */
.contact {
    padding: 100px 0;
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 20px;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #2563EB, #1D4ED8);
    color: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.contact-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #1E293B;
    margin-bottom: 5px;
}

.contact-item p {
    color: #64748B;
}

.contact-form {
    background: #F8FAFC;
    padding: 40px;
    border-radius: 20px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #E2E8F0;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2563EB;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* 页脚 */
.footer {
    background: #1E293B;
    color: white;
    padding: 40px 0;
}

.footer-content {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-logo {
    display: flex;
    align-items: center;
    font-size: 1.2rem;
    font-weight: 700;
}

.footer-logo i {
    margin-right: 10px;
    font-size: 1.5rem;
    color: #2563EB;
}

.footer-info p {
    color: #94A3B8;
    margin-bottom: 5px;
}

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

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: white;
        flex-direction: column;
        justify-content: start;
        align-items: center;
        padding-top: 50px;
        transition: left 0.3s ease;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    /* Hero区域手机端优化 */
    .hero {
        min-height: auto;
        padding: 80px 0 60px;
        padding-top: 80px; /* 手机端也需要考虑导航栏高度 */
    }
    
    /* 平台支持手机端优化 */
    .platform-support {
        justify-content: center;
        gap: 10px;
    }
    
    .platform-badge {
        padding: 6px 12px;
        font-size: 13px;
    }
    
    .platform-text {
        font-size: 13px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
        padding: 0 15px;
    }
    
    .title-main {
        font-size: 2.5rem;
        line-height: 1.1;
    }
    
    .title-sub {
        font-size: 1.2rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
        margin-bottom: 30px;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 280px;
        padding: 15px 25px;
        font-size: 1rem;
    }
    
    /* Dashboard预览手机端优化 */
    .dashboard-preview {
        transform: none;
        margin-top: 20px;
    }
    
    .dashboard-preview:hover {
        transform: none;
    }
    
    .dashboard-content {
        padding: 20px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .stat-card {
        padding: 15px;
    }
    
    .stat-number {
        font-size: 1.5rem;
        min-width: 100px;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .advantages-content {
        grid-template-columns: 1fr;
    }
    
    .advantage-item {
        flex-direction: column;
        text-align: center;
    }
    
    .qr-generator {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .demo-tabs {
        flex-wrap: wrap;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta .btn-primary,
    .cta .btn-secondary {
        width: 100%;
        max-width: 300px;
    }
}

/* 平板设备优化 */
@media (max-width: 1024px) and (min-width: 769px) {
    .hero-content {
        gap: 50px;
        padding: 0 30px;
    }
    
    .title-main {
        font-size: 3rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    /* 超小屏幕Hero优化 */
    .hero {
        padding: 60px 0 40px;
        padding-top: 80px; /* 超小屏幕也需要考虑导航栏高度 */
    }
    
    /* 多端展示手机端优化 */
    .platforms-showcase {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .platform-device {
        padding: 20px 15px;
    }
    
    .device-icon {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }
    
    .hero-content {
        padding: 0 10px;
    }
    
    .title-main {
        font-size: 2rem;
        line-height: 1.1;
    }
    
    .title-sub {
        font-size: 1rem;
    }
    
    .hero-description {
        font-size: 1rem;
        margin-bottom: 25px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 250px;
        padding: 12px 20px;
        font-size: 0.95rem;
    }
    
    /* 统计卡片超小屏幕优化 */
    .stats-grid {
        gap: 12px;
    }
    
    .stat-card {
        padding: 12px;
    }
    
    .stat-number {
        font-size: 1.3rem;
        min-width: 80px;
    }
    
    .stat-label {
        font-size: 0.75rem;
    }
    
    .dashboard-content {
        padding: 15px;
    }
    
    .feature-card,
    .scenario-card {
        padding: 30px 20px;
    }
    
    .contact-form {
        padding: 30px 20px;
    }
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #F1F5F9;
}

::-webkit-scrollbar-thumb {
    background: #2563EB;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #1D4ED8;
}

/* 选择文本样式 */
::selection {
    background: rgba(37, 99, 235, 0.2);
    color: #1E293B;
}