/* 
 * 文件名：style.css
 * 作者：dabao
 * 日期：2024-03-21
 * 描述：AutoMan官网主样式文件
 */

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

:root {
    --primary-color: #1b1b1c;
    --secondary-color: #2d2d2e;
    --text-color: #1f2937;
    --light-text: #6b7280;
    --background: #ffffff;
    --light-background: #f3f4f6;
    --border-color: #e5e7eb;
    --transition: all 0.3s ease;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-color);
    line-height: 1.5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

.navbar.hidden {
    transform: translateY(-100%);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo img {
    height: 40px;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem 1rem;
    position: relative;
    transition: var(--transition);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
    transform: translateX(-50%);
}

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

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

/* 按钮样式 */
.btn-primary {
    background: var(--primary-color);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    cursor: pointer;
}

.btn-primary:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    border: 2px solid var(--primary-color);
    transition: var(--transition);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* 主页区域样式 */
.hero {
    padding: 160px 0 100px;
    background: linear-gradient(135deg, #f0f7ff 0%, #f5f3ff 100%);
    position: relative;
    overflow: hidden;
}

.wave-container {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1;
    overflow: hidden;
}

.waves {
    position: absolute;
    width: 100%;
    height: 100%;
    transform-origin: center bottom;
}

.wave-parallax {
    width: 100%;
    height: 100%;
}

.wave-parallax use {
    animation: wave 25s cubic-bezier(.55,.5,.45,.5) infinite;
    will-change: transform;
}

.wave-parallax use:nth-child(1) {
    animation-delay: -2s;
    animation-duration: 17s;
    opacity: 0.7;
}

.wave-parallax use:nth-child(2) {
    animation-delay: -3s;
    animation-duration: 20s;
    opacity: 0.5;
}

.wave-parallax use:nth-child(3) {
    animation-delay: -4s;
    animation-duration: 23s;
    opacity: 0.3;
}

.wave-parallax use:nth-child(4) {
    animation-delay: -5s;
    animation-duration: 26s;
    opacity: 0.2;
}

@keyframes wave {
    0% {
        transform: translate3d(-90px, 0, 0);
    }
    100% {
        transform: translate3d(85px, 0, 0);
    }
}

.hero .container {
    position: relative;
    z-index: 2;
    display: grid;
    gap: 4rem;
    align-items: center;
    justify-content: center;
}
.hero-content{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.hero-content h1 {
    font-size: 4rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--light-text);
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* 特性区域样式 */
.features {
    padding: 100px 0;
    background: var(--background);
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 4rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.feature-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
}

/* 工作流展示区域样式 */
.workflow {
    padding: 100px 0;
    background: var(--light-background);
}

.workflow h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 4rem;
}

.workflow-showcase {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: center;
}

.workflow-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.workflow-info h3 {
    font-size: 2rem;
    margin-bottom: 2rem;
}

.workflow-info ul {
    list-style: none;
}

.workflow-info li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.workflow-info i {
    color: var(--primary-color);
}

/* 功能特点区域样式 */
.features-detail {
    padding: 100px 0;
    background: var(--background);
}

.feature-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.feature-item.reverse {
    direction: rtl;
}

.feature-item.reverse .feature-content {
    direction: ltr;
}

.feature-content h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.feature-content p {
    font-size: 1.1rem;
    color: var(--light-text);
    margin-bottom: 2rem;
}

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

.feature-content li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.feature-content i {
    color: var(--primary-color);
}

.feature-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* 关于我们区域样式 */
.about {
    padding: 100px 0;
    background: var(--light-background);
}

.about h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

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

.about-content p {
    font-size: 1.25rem;
    color: var(--light-text);
    margin-bottom: 4rem;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.stat-item h3 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

/* 页脚样式 */
.footer {
    background: var(--light-background);
    padding: 40px 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-logo {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-logo img {
    width: 140px;
}

.footer-logo p {
    color: var(--light-text);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.footer-column a {
    display: block;
    color: var(--light-text);
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    /* padding-top: 2rem; */
    /* border-top: 1px solid var(--border-color); */
}

/* 动画效果 */
.animate-text {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
}

.animate-text-delay {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.2s;
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* 响应式设计 */
@media (max-width: 1024px) {
    .hero-content h1 {
        font-size: 3rem;
    }
    
    .feature-item {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .feature-item.reverse {
        direction: ltr;
    }

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

@media (max-width: 768px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        order: 1;
    }

    .hero-image {
        order: 2;
    }

    .cta-buttons {
        justify-content: center;
    }

    .workflow-showcase {
        grid-template-columns: 1fr;
    }

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

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

@media (max-width: 640px) {
    .nav-links {
        display: none;
    }

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

/* 下载区域样式 */
.download {
    padding: 100px 0;
    background: var(--background);
}

.download h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-desc {
    text-align: center;
    color: var(--light-text);
    font-size: 1.1rem;
    margin-bottom: 4rem;
}

.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.download-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.download-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.download-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.download-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.download-card p {
    color: var(--light-text);
    margin-bottom: 2rem;
}

.download-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
}

.download-buttons.disabled {
    opacity: 0.5;
    pointer-events: none;
}

.download-buttons .btn-primary {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    justify-content: center;
}

.version {
    color: var(--light-text);
    font-size: 0.9rem;
}

/* 节点展示区域样式 */
.nodes {
    padding: 100px 0;
    background: var(--light-background);
    overflow: hidden;
}

.nodes h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.nodes .section-desc {
    text-align: center;
    color: var(--light-text);
    font-size: 1.1rem;
    margin-bottom: 4rem;
}

.nodes-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.nodes-scroll {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: 8px 0;
}

/* 添加两侧渐变遮罩 */
.nodes-scroll::before,
.nodes-scroll::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 150px;
    z-index: 2;
    pointer-events: none;
}

.nodes-scroll::before {
    left: 0;
    background: linear-gradient(to right, var(--light-background) 0%, transparent 100%);
}

.nodes-scroll::after {
    right: 0;
    background: linear-gradient(to left, var(--light-background) 0%, transparent 100%);
}

.nodes-wrapper {
    display: flex;
    gap: 2rem;
    padding: 0 150px;
}

/* 创建无缝滚动容器 */
.nodes-track {
    display: flex;
    gap: 2rem;
    animation: scroll linear infinite;
    width: max-content;
}

.node-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: white;
    border-radius: 8px;
    padding: 1rem 1.5rem;
    min-width: 192px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.node-card i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.node-card span {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-color);
}

/* 不同速度的滚动 */
.nodes-scroll.slow .nodes-track {
    animation-duration: 60s;
}

.nodes-scroll.medium .nodes-track {
    animation-duration: 45s;
}

.nodes-scroll.fast .nodes-track {
    animation-duration: 30s;
}

@keyframes scroll {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(calc(-50% - 1rem));
    }
}

/* 响应式调整 */
@media (max-width: 768px) {
    .node-card {
        min-width: 160px;
        padding: 0.75rem 1rem;
    }
    
    .nodes-scroll::before,
    .nodes-scroll::after {
        width: 80px;
    }
    
    .nodes-wrapper {
        padding: 0 80px;
    }
    
    .nodes-scroll.slow .nodes-track {
        animation-duration: 40s;
    }
    
    .nodes-scroll.medium .nodes-track {
        animation-duration: 30s;
    }
    
    .nodes-scroll.fast .nodes-track {
        animation-duration: 20s;
    }
}