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

/* 隐藏滚动条 */
::-webkit-scrollbar {
    display: none;
}

html {
    -ms-overflow-style: none;
    scrollbar-width: none;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #2d3748;
    background-color: #ffffff;
    overflow-x: hidden;
}

/* 容器样式 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(233, 30, 99, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.nav-logo h2 {
    background: linear-gradient(135deg, #E91E63, #F06292);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    font-size: 24px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-link {
    text-decoration: none;
    color: #4a5568;
    font-weight: 500;
    font-size: 16px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #E91E63;
}

/* 英雄区域 */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #ffffff 0%, #fce4ec 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 200%;
    background: radial-gradient(circle, rgba(233, 30, 99, 0.05) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -30px) rotate(120deg); }
    66% { transform: translate(-20px, 20px) rotate(240deg); }
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    color: #1a202c;
}

.gradient-text {
    background: linear-gradient(135deg, #E91E63, #F06292, #F8BBD9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 24px;
    font-weight: 500;
    color: #4a5568;
    margin-bottom: 16px;
}

.hero-description {
    font-size: 18px;
    color: #718096;
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    align-items: center;
}

.btn-primary {
    background: linear-gradient(135deg, #E91E63, #F06292);
    color: white;
    border: none;
    padding: 16px 32px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 8px 32px rgba(233, 30, 99, 0.3);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(233, 30, 99, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #4a5568;
    border: 2px solid #e2e8f0;
    padding: 14px 28px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    border-color: #E91E63;
    color: #E91E63;
    transform: translateY(-2px);
}

/* 手机模型 */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.phone-mockup {
    width: 280px;
    height: 560px;
    background: linear-gradient(135deg, #2d3748, #4a5568);
    border-radius: 40px;
    padding: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    position: relative;
    animation: phoneFloat 6s ease-in-out infinite;
}

@keyframes phoneFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: #ffffff;
    border-radius: 32px;
    overflow: hidden;
    position: relative;
}

.app-preview {
    padding: 20px;
    height: 100%;
}

.app-header {
    text-align: center;
    margin-bottom: 30px;
}

.status-bar {
    height: 6px;
    width: 60px;
    background: #e2e8f0;
    border-radius: 3px;
    margin: 0 auto 20px;
}

.app-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: #2d3748;
}

.clothing-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.clothing-item {
    aspect-ratio: 1;
    border-radius: 16px;
    animation: itemPulse 3s ease-in-out infinite;
}

.clothing-item:nth-child(1) { animation-delay: 0s; }
.clothing-item:nth-child(2) { animation-delay: 0.5s; }
.clothing-item:nth-child(3) { animation-delay: 1s; }
.clothing-item:nth-child(4) { animation-delay: 1.5s; }

@keyframes itemPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.9; }
}

/* 功能特色区域 */
.features {
    padding: 100px 0;
    background: #ffffff;
}

.features-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

.section-title {
    font-size: 48px;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 20px;
    color: #718096;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

.feature-card {
    background: #ffffff;
    padding: 40px 32px;
    border-radius: 24px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(233, 30, 99, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #E91E63, #F06292);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(233, 30, 99, 0.15);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #E91E63, #F06292);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: white;
}

.feature-title {
    font-size: 24px;
    font-weight: 600;
    color: #1a202c;
    margin-bottom: 16px;
}

.feature-description {
    font-size: 16px;
    color: #718096;
    line-height: 1.7;
}

/* 关于区域 - 保持蓝色系配色 */
.about {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
}

.about-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-title {
    font-size: 42px;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: 24px;
}

.about-description {
    font-size: 18px;
    color: #718096;
    line-height: 1.7;
    margin-bottom: 40px;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.about-feature {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.about-feature-icon {
    font-size: 24px;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #F8BBD9, #FCE4EC);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: #E91E63;
}

.about-feature-text h4 {
    font-size: 18px;
    font-weight: 600;
    color: #1a202c;
    margin-bottom: 8px;
}

.about-feature-text p {
    font-size: 16px;
    color: #718096;
}

.about-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.about-image {
    position: relative;
    width: 400px;
    height: 400px;
}

.floating-card {
    position: absolute;
    background: white;
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(226, 232, 240, 0.5);
    animation: cardFloat 6s ease-in-out infinite;
}

.card-1 {
    top: 20px;
    left: 20px;
    width: 180px;
    height: 120px;
    animation-delay: 0s;
}

.card-2 {
    top: 100px;
    right: 20px;
    width: 160px;
    height: 140px;
    animation-delay: 2s;
}

.card-3 {
    bottom: 40px;
    left: 60px;
    width: 200px;
    height: 100px;
    animation-delay: 4s;
}

@keyframes cardFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(2deg); }
}

.card-header {
    font-size: 14px;
    font-weight: 600;
    color: #64748b;
    margin-bottom: 12px;
}

.card-content {
    height: 60px;
    background: linear-gradient(135deg, #e2e8f0, #f1f5f9);
    border-radius: 8px;
    opacity: 0.8;
}

/* 下载区域 */
.download {
    padding: 100px 0;
    background: linear-gradient(135deg, #E91E63, #F06292);
    color: white;
    text-align: center;
}

.download-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px;
}

.download-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
}

.download-subtitle {
    font-size: 20px;
    margin-bottom: 48px;
    opacity: 0.9;
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(20px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 16px 24px;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    min-width: 200px;
}

.download-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}

.btn-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
}

.btn-label {
    font-size: 12px;
    opacity: 0.8;
}

.btn-store {
    font-size: 16px;
    font-weight: 600;
}

/* 页脚 */
.footer {
    background: #1a202c;
    color: white;
    padding: 60px 0 20px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-info h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
    background: linear-gradient(135deg, #E91E63, #F06292);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-info p {
    color: #a0aec0;
    font-size: 16px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-section h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    color: #e2e8f0;
}

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

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

.footer-section a {
    color: #a0aec0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #E91E63;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 24px;
    margin-top: 40px;
    border-top: 1px solid #2d3748;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-copyright p {
    color: #a0aec0;
    font-size: 14px;
}

.footer-beian {
    display: flex;
    align-items: center;
    gap: 16px;
}

.footer-icp a,
.footer-police a {
    color: #a0aec0 !important;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 4px;
}

.footer-icp a:hover,
.footer-police a:hover {
    color: #E91E63 !important;
}

.footer-icp a:visited,
.footer-police a:visited {
    color: #a0aec0 !important;
}

.footer-icp a:visited:hover,
.footer-police a:visited:hover {
    color: #E91E63 !important;
}

.police-icon {
    opacity: 0.7;
    display: inline-block;
    vertical-align: middle;
    margin-right: 4px;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .hero-content,
    .about-content {
        grid-template-columns: 1fr;
        gap: 60px;
        text-align: center;
    }
    
    .hero-title {
        font-size: 48px;
    }
    
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        gap: 20px;
    }
    
    .nav-link {
        font-size: 14px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 20px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .phone-mockup {
        width: 240px;
        height: 480px;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .about-title {
        font-size: 32px;
    }
    
    .download-title {
        font-size: 36px;
    }
    
    .download-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 16px;
    }
    
    .footer-beian {
        align-items: center;
        gap: 12px;
        justify-content: center;
        flex-wrap: wrap;
    }
}

@media (max-width: 480px) {
    .container,
    .nav-container,
    .hero-container,
    .features-container,
    .about-container,
    .download-container,
    .footer-container {
        padding: 0 16px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .about-title {
        font-size: 28px;
    }
    
    .download-title {
        font-size: 28px;
    }
    
    .phone-mockup {
        width: 200px;
        height: 400px;
    }
    
    .about-image {
        width: 300px;
        height: 300px;
    }
    
    .card-1,
    .card-2,
    .card-3 {
        width: 120px;
        height: 80px;
    }
}

/* 微交互效果 */
.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 50%;
    background: linear-gradient(135deg, #E91E63, #F06292);
    transition: all 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
    left: 0;
}

/* 按钮点击效果 */
.btn-primary:active,
.btn-secondary:active,
.download-btn:active {
    transform: translateY(-1px);
}

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

.hero-text,
.feature-card,
.about-text {
    animation: fadeInUp 0.8s ease-out;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; } 