/* Apple风格CSS样式表 */

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

:root {
    --apple-black: #1d1d1f;
    --apple-gray: #86868b;
    --apple-light-gray: #f5f5f7;
    --apple-blue: #0071e3;
    --apple-blue-hover: #0077ed;
    --apple-white: #ffffff;
    --apple-border: #d2d2d7;
    --apple-card-bg: #fbfbfd;
    --apple-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
    --apple-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'SF Pro Text', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--apple-black);
    background-color: var(--apple-white);
    line-height: 1.5;
    overflow-x: hidden;
}

/* Apple风格导航栏 */
.apple-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 0 20px;
    height: 52px;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-left .logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--apple-black);
    font-weight: 600;
    font-size: 1.2rem;
}

.logo-icon {
    font-size: 1.5rem;
    margin-right: 8px;
}

.nav-center .nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--apple-gray);
    font-size: 0.9rem;
    font-weight: 400;
    transition: var(--apple-transition);
    padding: 4px 0;
    position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--apple-black);
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--apple-blue);
}

.nav-right {
    display: flex;
    gap: 20px;
}

.nav-icon {
    color: var(--apple-gray);
    text-decoration: none;
    font-size: 1.1rem;
    transition: var(--apple-transition);
}

.nav-icon:hover {
    color: var(--apple-black);
}

/* 英雄区域 */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 20px 60px;
    max-width: 1200px;
    margin: 0 auto;
    gap: 60px;
}

.hero-content {
    flex: 1;
    padding-right: 40px;
}

.hero-title {
    font-family: 'SF Pro Display', sans-serif;
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #1d1d1f 0%, #424245 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--apple-gray);
    margin-bottom: 40px;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: 16px;
}

.btn {
    padding: 12px 28px;
    border-radius: 980px;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: var(--apple-transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary {
    background-color: var(--apple-blue);
    color: white;
    border: none;
}

.btn-primary:hover {
    background-color: var(--apple-blue-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 113, 227, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--apple-blue);
    border: 1px solid var(--apple-blue);
}

.btn-secondary:hover {
    background-color: rgba(0, 113, 227, 0.1);
}

.hero-image {
    flex: 1;
    position: relative;
}

.floating-device {
    position: relative;
    width: 300px;
    height: 600px;
    margin: 0 auto;
}

.device-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 40px;
    padding: 30px;
    box-shadow: var(--apple-shadow);
    position: relative;
    overflow: hidden;
}

.screen-content {
    color: white;
    text-align: center;
    padding-top: 100px;
}

.app-icon {
    font-size: 4rem;
    margin-bottom: 20px;
}

/* 产品展示区域 */
.products-preview {
    padding: 100px 20px;
    background-color: var(--apple-light-gray);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-family: 'SF Pro Display', sans-serif;
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--apple-gray);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.product-card {
    background: var(--apple-white);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    transition: var(--apple-transition);
    border: 1px solid var(--apple-border);
}

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

.product-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 2rem;
}

.ai-icon {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.plant-icon {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    color: white;
}

.leisure-icon {
    background: linear-gradient(135deg, #f7971e 0%, #ffd200 100%);
    color: white;
}

.product-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    font-weight: 600;
}

.product-card p {
    color: var(--apple-gray);
    margin-bottom: 24px;
    font-size: 0.95rem;
}

.product-link {
    color: var(--apple-blue);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--apple-transition);
}

.product-link:hover {
    gap: 12px;
}

/* 特色功能区域 */
.features-section {
    padding: 100px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature {
    display: flex;
    align-items: center;
    gap: 60px;
    margin-bottom: 100px;
}

.feature-left {
    flex-direction: row;
}

.feature-right {
    flex-direction: row-reverse;
}

.feature-content {
    flex: 1;
}

.feature-content h2 {
    font-family: 'SF Pro Display', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 24px;
}

.feature-content p {
    font-size: 1.1rem;
    color: var(--apple-gray);
    margin-bottom: 32px;
    line-height: 1.6;
}

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

.feature-list li {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1rem;
}

.feature-list i {
    color: var(--apple-blue);
}

.feature-image {
    flex: 1;
}

.design-showcase,
.tech-showcase {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.design-element {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    border-radius: 12px;
    animation: float 3s ease-in-out infinite;
}

.design-element:nth-child(2) {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    animation-delay: 0.5s;
}

.design-element:nth-child(3) {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    animation-delay: 1s;
}

.tech-element {
    width: 80px;
    height: 80px;
    background: var(--apple-card-bg);
    border: 1px solid var(--apple-border);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1.2rem;
    color: var(--apple-black);
    transition: var(--apple-transition);
}

.tech-element:hover {
    transform: scale(1.1);
    box-shadow: var(--apple-shadow);
}

/* Apple风格底部 */
.apple-footer {
    background-color: var(--apple-light-gray);
    border-top: 1px solid var(--apple-border);
    padding: 60px 20px 30px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 16px;
    font-weight: 600;
}

.footer-section h3 {
    font-size: 1.5rem;
}

.footer-section p {
    color: var(--apple-gray);
    margin-bottom: 8px;
    font-size: 0.9rem;
}

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

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

.footer-section ul li a {
    color: var(--apple-gray);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--apple-transition);
}

.footer-section ul li a:hover {
    color: var(--apple-blue);
}

.social-icons {
    display: flex;
    gap: 16px;
}

.social-icons a {
    color: var(--apple-gray);
    font-size: 1.2rem;
    transition: var(--apple-transition);
}

.social-icons a:hover {
    color: var(--apple-blue);
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 30px;
    border-top: 1px solid var(--apple-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom p {
    color: var(--apple-gray);
    font-size: 0.85rem;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: var(--apple-gray);
    text-decoration: none;
    font-size: 0.85rem;
    transition: var(--apple-transition);
}

.footer-links a:hover {
    color: var(--apple-blue);
}

/* 动画 */
@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .apple-navbar {
        padding: 0 16px;
    }
    
    .nav-center {
        display: none;
    }
    
    .hero-section {
        flex-direction: column;
        text-align: center;
        padding: 80px 20px 40px;
    }
    
    .hero-content {
        padding-right: 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .feature {
        flex-direction: column;
        gap: 40px;
    }
    
    .footer-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* 关于页面特定样式 */
.about-page {
    padding-top: 80px;
}

.about-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 100px 20px;
    text-align: center;
    margin-bottom: 60px;
}

.about-hero h1 {
    font-family: 'SF Pro Display', sans-serif;
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.about-hero .hero-subtitle {
    font-size: 1.5rem;
    opacity: 0.9;
    font-weight: 300;
}

.mission-section {
    padding: 80px 20px;
    background-color: var(--apple-light-gray);
}

.mission-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.mission-content h2 {
    font-family: 'SF Pro Display', sans-serif;
    font-size: 2.5rem;
    margin-bottom: 24px;
}

.mission-text {
    font-size: 1.2rem;
    color: var(--apple-gray);
    margin-bottom: 40px;
    line-height: 1.6;
}

.mission-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    font-family: 'SF Pro Display', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--apple-blue);
    margin-bottom: 8px;
}

.stat-label {
    color: var(--apple-gray);
    font-size: 0.9rem;
}

.team-section {
    padding: 80px 20px;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    max-width: 800px;
    margin: 0 auto;
}

.team-member {
    background: var(--apple-white);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    border: 1px solid var(--apple-border);
    transition: var(--apple-transition);
}

.team-member:hover {
    transform: translateY(-5px);
    box-shadow: var(--apple-shadow);
}

.member-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.jz-avatar {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    color: white;
}

.jazz-avatar {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.team-member h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
    font-weight: 600;
}

.member-title {
    color: var(--apple-blue);
    font-weight: 500;
    margin-bottom: 16px;
}

.member-bio {
    color: var(--apple-gray);
    margin-bottom: 24px;
    line-height: 1.6;
}

.member-skills {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.skill-tag {
    background-color: var(--apple-light-gray);
    color: var(--apple-gray);
    padding: 4px 12px;
    border-radius: 16px;
    font-size: 0.85rem;
}

.timeline-section {
    padding: 80px 20px;
    background-color: var(--apple-light-gray);
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--apple-border);
}

.timeline-item {
    position: relative;
    padding-left: 80px;
    margin-bottom: 40px;
}

.timeline-date {
    position: absolute;
    left: 0;
    top: 0;
    width: 60px;
    text-align: center;
    font-weight: 600;
    color: var(--apple-blue);
    font-size: 0.9rem;
}

.timeline-content {
    background: var(--apple-white);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--apple-border);
}

.timeline-content h3 {
    font-size: 1.2rem;
    margin-bottom: 8px;
    font-weight: 600;
}

.timeline-content p {
    color: var(--apple-gray);
    font-size: 0.95rem;
    line-height: 1.5;
}

.tech-section {
    padding: 80px 20px;
}

.tech-stack {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.tech-category {
    background: var(--apple-white);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid var(--apple-border);
}

.tech-category h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    font-weight: 600;
    text-align: center;
}

.tech-items {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.tech-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px;
    border-radius: 10px;
    background-color: var(--apple-light-gray);
    transition: var(--apple-transition);
}

.tech-item:hover {
    background-color: var(--apple-card-bg);
    transform: translateX(5px);
}

.tech-item i {
    font-size: 1.5rem;
    color: var(--apple-blue);
    width: 30px;
    text-align: center;
}

.tech-item span {
    font-weight: 500;
}

.contact-section {
    padding: 80px 20px;
    background-color: var(--apple-light-gray);
}

.contact-container {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 60px;
}

.contact-info h2 {
    font-family: 'SF Pro Display', sans-serif;
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.contact-info p {
    color: var(--apple-gray);
    margin-bottom: 40px;
    font-size: 1.1rem;
}

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

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

.contact-item i {
    font-size: 1.5rem;
    color: var(--apple-blue);
    margin-top: 4px;
}

.contact-item h4 {
    font-size: 1.1rem;
    margin-bottom: 4px;
    font-weight: 600;
}

.contact-item p {
    color: var(--apple-gray);
    margin: 0;
    font-size: 1rem;
}

.contact-form {
    background: var(--apple-white);
    border-radius: 20px;
    padding: 40px;
    border: 1px solid var(--apple-border);
}

.contact-form h3 {
    font-size: 1.5rem;
    margin-bottom: 24px;
    font-weight: 600;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--apple-border);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--apple-transition);
    background-color: var(--apple-light-gray);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--apple-blue);
    background-color: var(--apple-white);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* 登录页面特定样式 */
.login-page {
    padding-top: 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--apple-light-gray);
}

.login-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    padding: 40px;
}

.login-card {
    background: var(--apple-white);
    border-radius: 24px;
    padding: 50px 40px;
    box-shadow: var(--apple-shadow);
    border: 1px solid var(--apple-border);
}

.login-header {
    text-align: center;
    margin-bottom: 40px;
}

.login-logo {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 2.5rem;
}

.login-header h1 {
    font-family: 'SF Pro Display', sans-serif;
    font-size: 2.2rem;
    margin-bottom: 12px;
    font-weight: 700;
}

.login-subtitle {
    color: var(--apple-gray);
    font-size: 1.1rem;
}

.login-form .form-group {
    margin-bottom: 24px;
}

.login-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--apple-black);
    font-size: 0.95rem;
}

.input-with-icon {
    position: relative;
    display: flex;
    align-items: center;
}

.input-with-icon i {
    position: absolute;
    left: 16px;
    color: var(--apple-gray);
    font-size: 1.1rem;
}

.input-with-icon input {
    width: 100%;
    padding: 14px 16px 14px 48px;
    border: 1px solid var(--apple-border);
    border-radius: 10px;
    font-size: 1rem;
    transition: var(--apple-transition);
    background-color: var(--apple-light-gray);
}

.input-with-icon input:focus {
    outline: none;
    border-color: var(--apple-blue);
    background-color: var(--apple-white);
}

.password-toggle {
    position: absolute;
    right: 16px;
    background: none;
    border: none;
    color: var(--apple-gray);
    cursor: pointer;
    font-size: 1.1rem;
    padding: 0;
    transition: var(--apple-transition);
}

.password-toggle:hover {
    color: var(--apple-blue);
}

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

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 0.95rem;
    color: var(--apple-gray);
}

.checkbox-label input {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--apple-border);
    border-radius: 4px;
    margin-right: 10px;
    position: relative;
    transition: var(--apple-transition);
}

.checkbox-label input:checked + .checkmark {
    background-color: var(--apple-blue);
    border-color: var(--apple-blue);
}

.checkbox-label input:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 0.8rem;
}

.forgot-password {
    color: var(--apple-blue);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--apple-transition);
}

.forgot-password:hover {
    text-decoration: underline;
}

.btn-login {
    width: 100%;
    padding: 16px;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 30px;
}

.btn-login i {
    margin-right: 10px;
}

.divider {
    display: flex;
    align-items: center;
    margin: 30px 0;
    color: var(--apple-gray);
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background-color: var(--apple-border);
}

.divider span {
    padding: 0 20px;
    font-size: 0.9rem;
}

.social-login {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 30px;
}

.btn-social {
    width: 100%;
    padding: 14px;
    border: 1px solid var(--apple-border);
    border-radius: 10px;
    background: var(--apple-white);
    color: var(--apple-black);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--apple-transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.btn-social:hover {
    background-color: var(--apple-light-gray);
    transform: translateY(-2px);
}

.btn-social i {
    font-size: 1.2rem;
}

.btn-apple i {
    color: var(--apple-black);
}

.btn-wechat i {
    color: #07C160;
}

.btn-google i {
    color: #DB4437;
}

.register-section {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--apple-border);
}

.register-section p {
    color: var(--apple-gray);
    font-size: 0.95rem;
}

.register-link {
    color: var(--apple-blue);
    text-decoration: none;
    font-weight: 600;
    transition: var(--apple-transition);
}

.register-link:hover {
    text-decoration: underline;
}

.security-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 30px;
    padding: 15px;
    background-color: var(--apple-light-gray);
    border-radius: 10px;
    color: var(--apple-gray);
    font-size: 0.9rem;
}

.security-note i {
    color: var(--apple-blue);
}

.login-features {
    background: var(--apple-white);
    border-radius: 24px;
    padding: 40px;
    border: 1px solid var(--apple-border);
}

.login-features h2 {
    font-family: 'SF Pro Display', sans-serif;
    font-size: 1.8rem;
    margin-bottom: 30px;
    font-weight: 700;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.feature {
    background: var(--apple-light-gray);
    border-radius: 12px;
    padding: 20px;
    transition: var(--apple-transition);
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
    color: white;
    font-size: 1.5rem;
}

.feature:nth-child(2) .feature-icon {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.feature:nth-child(3) .feature-icon {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}

.feature:nth-child(4) .feature-icon {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.feature h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    font-weight: 600;
}

.feature p {
    color: var(--apple-gray);
    font-size: 0.9rem;
    line-height: 1.5;
}

.user-stats {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 16px;
    padding: 30px;
    color: white;
}

.user-stats h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    font-weight: 600;
    text-align: center;
}

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

.stat-number {
    font-family: 'SF Pro Display', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* 模态框样式 */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-overlay.active {
    display: flex;
}

.modal-content {
    background: var(--apple-white);
    border-radius: 20px;
    padding: 40px;
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.modal-header h2 {
    font-family: 'SF Pro Display', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--apple-gray);
    cursor: pointer;
    padding: 0;
    line-height: 1;
    transition: var(--apple-transition);
}

.modal-close:hover {
    color: var(--apple-black);
}

.register-form .form-group,
.forgot-form .form-group {
    margin-bottom: 20px;
}

.register-form label,
.forgot-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--apple-black);
    font-size: 0.95rem;
}

.register-form input,
.forgot-form input {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--apple-border);
    border-radius: 10px;
    font-size: 1rem;
    transition: var(--apple-transition);
    background-color: var(--apple-light-gray);
}

.register-form input:focus,
.forgot-form input:focus {
    outline: none;
    border-color: var(--apple-blue);
    background-color: var(--apple-white);
}

.form-hint {
    margin-top: 8px;
    color: var(--apple-gray);
    font-size: 0.85rem;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 30px;
}

.form-actions .btn {
    flex: 1;
}

.btn-outline {
    background: transparent;
    color: var(--apple-blue);
    border: 1px solid var(--apple-blue);
    padding: 12px 28px;
    border-radius: 980px;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: var(--apple-transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.btn-outline:hover {
    background-color: rgba(0, 113, 227, 0.1);
}

/* 产品页面特定样式 */
.products-page {
    padding-top: 80px;
}

.products-hero {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    color: white;
    padding: 80px 20px;
    text-align: center;
    margin-bottom: 60px;
}

.products-hero h1 {
    font-family: 'SF Pro Display', sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.products-hero .hero-subtitle {
    font-size: 1.3rem;
    opacity: 0.9;
    font-weight: 300;
}

.product-detail {
    padding: 80px 20px;
}

.product-detail.product-alt {
    background-color: var(--apple-light-gray);
}

.product-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.product-image {
    position: relative;
}

.ai-showcase,
.plant-showcase,
.leisure-showcase {
    background: var(--apple-white);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid var(--apple-border);
    box-shadow: var(--apple-shadow);
}

.ai-interface {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border-radius: 16px;
    padding: 20px;
    color: white;
}

.ai-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.ai-avatar {
    font-size: 2rem;
}

.ai-info h3 {
    font-size: 1.3rem;
    margin-bottom: 4px;
}

.ai-info p {
    opacity: 0.8;
    font-size: 0.9rem;
}

.ai-conversation {
    margin-bottom: 20px;
}

.message {
    padding: 12px 16px;
    border-radius: 12px;
    margin-bottom: 10px;
    max-width: 80%;
}

.ai-message {
    background: rgba(255, 255, 255, 0.1);
    align-self: flex-start;
}

.user-message {
    background: rgba(0, 113, 227, 0.2);
    align-self: flex-end;
    margin-left: auto;
}

.ai-input {
    display: flex;
    gap: 10px;
}

.ai-input input {
    flex: 1;
    padding: 12px 16px;
    border: none;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.ai-input input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.ai-input button {
    background: var(--apple-blue);
    color: white;
    border: none;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    cursor: pointer;
    transition: var(--apple-transition);
}

.ai-input button:hover {
    background: var(--apple-blue-hover);
}

.product-content h2 {
    font-family: 'SF Pro Display', sans-serif;
    font-size: 2.5rem;
    margin-bottom: 12px;
    font-weight: 700;
}

.product-tagline {
    color: var(--apple-blue);
    font-size: 1.2rem;
    margin-bottom: 20px;
    font-weight: 500;
}

.product-description {
    color: var(--apple-gray);
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 30px;
}

.product-features {
    margin-bottom: 30px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
}

.feature-item i {
    color: var(--apple-blue);
    font-size: 1.3rem;
    margin-top: 2px;
}

.feature-item h4 {
    font-size: 1.1rem;
    margin-bottom: 4px;
    font-weight: 600;
}

.feature-item p {
    color: var(--apple-gray);
    font-size: 0.95rem;
    line-height: 1.5;
}

.product-actions {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

.product-status {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.status-badge {
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.status-badge.live {
    background-color: #d4edda;
    color: #155724;
}

.status-badge.coming-soon {
    background-color: #fff3cd;
    color: #856404;
}

.status-text {
    color: var(--apple-gray);
    font-size: 0.95rem;
}

.plant-card,
.leisure-card {
    background: var(--apple-white);
    border-radius: 16px;
    padding: 25px;
    border: 1px solid var(--apple-border);
}

.plant-header,
.leisure-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.plant-icon {
    font-size: 2rem;
}

.plant-info h4,
.leisure-header h4 {
    font-size: 1.2rem;
    margin-bottom: 4px;
    font-weight: 600;
}

.plant-info p,
.leisure-header p {
    color: var(--apple-gray);
    font-size: 0.9rem;
}

.plant-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 20px;
}

.plant-stats .stat {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--apple-gray);
    font-size: 0.9rem;
}

.plant-stats i {
    color: var(--apple-blue);
}

.plant-action {
    display: flex;
    gap: 10px;
}

.btn-small {
    padding: 8px 16px;
    border: 1px solid var(--apple-border);
    border-radius: 8px;
    background: var(--apple-light-gray);
    color: var(--apple-black);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--apple-transition);
}

.btn-small:hover {
    background: var(--apple-border);
}

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

.activity {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px;
    border-radius: 10px;
    margin-bottom: 10px;
    background: var(--apple-light-gray);
    transition: var(--apple-transition);
}

.activity:hover {
    background: var(--apple-border);
}

.activity-icon {
    font-size: 1.5rem;
}

.activity-info h5 {
    font-size: 1rem;
    margin-bottom: 4px;
    font-weight: 600;
}

.activity-info p {
    color: var(--apple-gray);
    font-size: 0.85rem;
}

.comparison-section {
    padding: 80px 20px;
    background-color: var(--apple-light-gray);
}

.comparison-table {
    max-width: 1000px;
    margin: 0 auto;
    overflow-x: auto;
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    background: var(--apple-white);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--apple-border);
}

.comparison-table th {
    background: var(--apple-light-gray);
    padding: 20px;
    text-align: left;
    font-weight: 600;
    border-bottom: 1px solid var(--apple-border);
}

.comparison-table td {
    padding: 20px;
    border-bottom: 1px solid var(--apple-border);
    color: var(--apple-gray);
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

.comparison-table i.fa-check {
    color: var(--apple-blue);
    font-size: 1.2rem;
}

.testimonials-section {
    padding: 80px 20px;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.testimonial-card {
    background: var(--apple-white);
    border-radius: 16px;
    padding: 30px;
    border: 1px solid var(--apple-border);
    transition: var(--apple-transition);
}

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

.testimonial-content {
    color: var(--apple-gray);
    font-style: italic;
    line-height: 1.6;
    margin-bottom: 20px;
    font-size: 1rem;
}

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

.author-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

.author-info h4 {
    font-size: 1.1rem;
    margin-bottom: 4px;
    font-weight: 600;
}

.author-info p {
    color: var(--apple-gray);
    font-size: 0.9rem;
}

/* 响应式调整 */
@media (max-width: 1024px) {
    .login-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .product-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .login-container {
        padding: 20px;
    }
    
    .login-card,
    .login-features {
        padding: 30px 20px;
    }
    
    .product-detail {
        padding: 40px 20px;
    }
    
    .product-actions {
        flex-direction: column;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .comparison-table {
        font-size: 0.9rem;
    }
}

/* 暗色模式支持 */
@media (prefers-color-scheme: dark) {
    :root {
        --apple-black: #f5f5f7;
        --apple-gray: #86868b;
        --apple-light-gray: #1d1d1f;
        --apple-white: #000000;
        --apple-border: #424245;
        --apple-card-bg: #2c2c2e;
    }
    
    .apple-navbar {
        background-color: rgba(0, 0, 0, 0.8);
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .product-card {
        background: var(--apple-card-bg);
    }
    
    .team-member,
    .tech-category,
    .contact-form,
    .timeline-content {
        background: var(--apple-card-bg);
    }
    
    .form-group input,
    .form-group textarea {
        background-color: var(--apple-light-gray);
        color: var(--apple-black);
    }
}