/* OpenCode 成品网站样式 */

:root {
  --color-background: hsl(0, 20%, 99%);
  --color-background-weak: hsl(0, 8%, 97%);
  --color-background-strong: hsl(0, 5%, 12%);
  --color-background-interactive: hsl(62, 84%, 88%);
  --color-text: hsl(0, 1%, 39%);
  --color-text-weak: hsl(0, 1%, 60%);
  --color-text-strong: hsl(0, 5%, 12%);
  --color-text-inverted: hsl(0, 20%, 99%);
  --color-border: hsl(30, 2%, 81%);
  --color-border-weak: hsla(0, 100%, 3%, 0.12);
  --color-icon: hsl(0, 1%, 55%);
  --font-mono: 'IBM Plex Mono', 'SF Mono', 'Fira Code', monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-background: hsl(0, 9%, 7%);
    --color-background-weak: hsl(0, 6%, 10%);
    --color-background-strong: hsl(0, 15%, 94%);
    --color-text: hsl(0, 4%, 71%);
    --color-text-weak: hsl(0, 2%, 49%);
    --color-text-strong: hsl(0, 15%, 94%);
    --color-text-inverted: hsl(0, 9%, 7%);
    --color-border: hsl(0, 3%, 28%);
    --color-border-weak: hsl(0, 4%, 23%);
    --color-icon: hsl(10, 3%, 43%);
  }
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

a {
  color: var(--color-text-strong);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 1px;
}

a:hover {
  color: var(--color-background-interactive);
}

/* 导航栏 */
.navbar {
  padding: 24px 5rem;
  height: 80px;
  min-height: 80px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--color-background);
  border-bottom: 1px solid var(--color-border-weak);
  position: sticky;
  top: 0;
  z-index: 100;
}

@media (max-width: 60rem) {
  .navbar {
    padding: 1.5rem;
  }
}

.nav-logo img {
  height: 34px;
}

/* Logo 主题切换 */
.logo-light {
  display: block;
}

.logo-dark {
  display: none;
}

@media (prefers-color-scheme: dark) {
  .logo-light {
    display: none;
  }
  .logo-dark {
    display: block;
  }
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  font-size: 14px;
  white-space: nowrap;
}

.nav-links .btn-download {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--color-background-strong);
  color: var(--color-text-inverted);
  border-radius: 4px;
  font-size: 14px;
}

.nav-links .btn-download:hover {
  background: var(--color-background-strong-hover, hsl(0, 5%, 18%));
}

/* 语言切换按钮 */
.lang-switcher {
  margin-left: 8px;
}

.lang-btn {
  padding: 6px 12px;
  background: var(--color-background-weak);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text);
  cursor: pointer;
  transition: all 0.2s;
}

.lang-btn:hover {
  background: var(--color-background-weak-hover, hsl(0, 8%, 94%));
  color: var(--color-text-strong);
}

.nav-links .btn-download svg {
  width: 18px;
  height: 18px;
}

/* 主容器 */
.container {
  max-width: 67.5rem;
  margin: 0 auto;
  border: 1px solid var(--color-border-weak);
  border-top: none;
}

@media (max-width: 65rem) {
  .container {
    border: none;
  }
}

/* Hero 区域 */
.hero {
  padding: 4rem 5rem;
  text-align: center;
}

@media (max-width: 60rem) {
  .hero {
    padding: 3rem 1.5rem;
  }
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--color-text-strong);
  margin-bottom: 1rem;
}

@media (max-width: 60rem) {
  .hero h1 {
    font-size: 1.75rem;
  }
}

.hero p {
  font-size: 1.125rem;
  color: var(--color-text);
  margin-bottom: 2rem;
  line-height: 200%;
}

@media (max-width: 60rem) {
  .hero p {
    line-height: 180%;
    font-size: 15px;
  }
}

/* 安装命令区域 */
.install-tabs {
  margin: 2rem 0;
}

.hero-download-group {
  margin-bottom: 2rem;
  border: 1px solid var(--color-border-weak);
  border-radius: 8px;
  overflow: hidden;
}

.hero-download-group .download-row {
  margin: 0;
  padding: 16px 20px;
}

.hero-download-group .download-row:last-child {
  border-bottom: none;
}

.tab-list {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--color-border);
  margin-bottom: 0;
}

.tab-btn {
  padding: 12px 24px;
  background: none;
  border: none;
  border-bottom: 2px solid var(--color-border);
  margin-bottom: -2px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--color-text-weak);
  transition: all 0.2s;
}

.tab-btn:hover {
  color: var(--color-text-strong);
}

.tab-btn.active {
  color: var(--color-text-strong);
  border-bottom-color: var(--color-text-strong);
  font-weight: 600;
}

.tab-panel {
  display: none;
  padding: 1rem 0;
}

.tab-panel.active {
  display: block;
}

.install-command {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: var(--color-background-weak);
  border: 1px solid var(--color-border-weak);
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 14px;
}

.install-command code {
  color: var(--color-text-strong);
}

.install-command .highlight {
  color: var(--color-background-interactive);
  font-weight: 600;
}

.copy-btn {
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-icon);
  transition: color 0.2s;
}

.copy-btn:hover {
  color: var(--color-text-strong);
}

.copy-btn svg {
  width: 20px;
  height: 20px;
}

/* 内容区域 */
.content-section {
  padding: 4rem 5rem;
  border-top: 1px solid var(--color-border-weak);
}

@media (max-width: 60rem) {
  .content-section {
    padding: 3rem 1.5rem;
  }
}

.content-section h2 {
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--color-text-strong);
  margin-bottom: 1rem;
}

.content-section h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text-strong);
  margin-bottom: 0.75rem;
}

.content-section p {
  line-height: 200%;
  margin-bottom: 1rem;
}

@media (max-width: 60rem) {
  .content-section p {
    line-height: 180%;
  }
}

/* 特性列表 */
.features-list {
  list-style: none;
  display: grid;
  gap: 1rem;
}

.features-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.features-list li span {
  color: var(--color-background-interactive);
  font-weight: 600;
}

.features-list li div {
  flex: 1;
}

.features-list li strong {
  color: var(--color-text-strong);
  font-weight: 600;
}

/* 统计数据 */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  margin-top: 3rem;
}

@media (max-width: 40rem) {
  .stats-grid {
    display: none;
  }
}

.stat-item {
  text-align: center;
}

.stat-item .stat-number {
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--color-text-strong);
  margin-bottom: 0.5rem;
}

.stat-item .stat-label {
  font-size: 14px;
  color: var(--color-text-weak);
}

/* 下载区域 */
.download-section {
  padding: 2rem 0;
}

.download-section h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-strong);
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border-weak);
}

.download-section .section-label {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 1.5rem;
}

.download-section .section-label span {
  color: var(--color-background-interactive);
  font-weight: 600;
}

.download-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border-weak);
}

.download-row:last-child {
  border-bottom: none;
}

.download-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.download-info svg {
  width: 24px;
  height: 24px;
  color: var(--color-icon);
}

.download-info span {
  font-size: 14px;
}

.btn-download {
  padding: 8px 24px;
  background: var(--color-background-strong);
  color: var(--color-text-inverted);
  border: none;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 14px;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s;
}

.btn-download:hover {
  background: var(--color-background-strong-hover, hsl(0, 5%, 18%));
  color: var(--color-text-inverted);
}

/* 文档侧边栏 */
.docs-layout {
  display: grid;
  grid-template-columns: 250px 1fr;
  min-height: calc(100vh - 80px);
}

@media (max-width: 50rem) {
  .docs-layout {
    grid-template-columns: 1fr;
  }
}

.docs-sidebar {
  padding: 2rem;
  border-right: 1px solid var(--color-border-weak);
  background: var(--color-background-weak);
}

@media (max-width: 50rem) {
  .docs-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--color-border-weak);
  }
}

.docs-sidebar h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-strong);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.docs-sidebar ul {
  list-style: none;
  margin-bottom: 2rem;
}

.docs-sidebar ul li a {
  display: block;
  padding: 8px 12px;
  font-size: 14px;
  color: var(--color-text);
  text-decoration: none;
  border-radius: 4px;
  transition: all 0.2s;
}

.docs-sidebar ul li a:hover {
  background: var(--color-background-weak-hover, hsl(0, 8%, 94%));
  color: var(--color-text-strong);
}

.docs-sidebar ul li a.active {
  background: var(--color-background-weak-hover, hsl(0, 8%, 94%));
  color: var(--color-text-strong);
  font-weight: 600;
}

.docs-content {
  padding: 2rem 3rem;
}

@media (max-width: 60rem) {
  .docs-content {
    padding: 2rem 1.5rem;
  }
}

.docs-content h1 {
  font-size: 2rem;
  font-weight: 600;
  color: var(--color-text-strong);
  margin-bottom: 0.5rem;
}

.docs-content h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-strong);
  margin-top: 2rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border-weak);
}

.docs-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-strong);
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

.docs-content p {
  line-height: 200%;
  margin-bottom: 1rem;
}

.docs-content ul, .docs-content ol {
  margin-bottom: 1rem;
  padding-left: 2rem;
}

.docs-content li {
  margin-bottom: 0.5rem;
  line-height: 180%;
}

.docs-content code {
  background: var(--color-background-weak);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 14px;
}

.docs-content pre {
  background: var(--color-background-weak);
  padding: 1rem;
  border-radius: 8px;
  overflow-x: auto;
  margin-bottom: 1rem;
}

.docs-content pre code {
  background: none;
  padding: 0;
}

.docs-content hr {
  border: none;
  border-top: 1px solid var(--color-border-weak);
  margin: 2rem 0;
}

/* FAQ 区域 */
.faq-section {
  padding: 4rem 5rem;
  border-top: 1px solid var(--color-border-weak);
}

@media (max-width: 60rem) {
  .faq-section {
    padding: 3rem 1.5rem;
  }
}

.faq-section h2 {
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--color-text-strong);
  margin-bottom: 2rem;
}

.faq-item {
  border-bottom: 1px solid var(--color-border-weak);
}

.faq-question {
  width: 100%;
  padding: 1.5rem 0;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--color-text-strong);
  text-align: left;
}

.faq-question svg {
  width: 24px;
  height: 24px;
  color: var(--color-icon);
  transition: transform 0.2s;
}

.faq-question[aria-expanded="true"] svg {
  transform: rotate(45deg);
}

.faq-answer {
  display: none;
  padding-bottom: 1.5rem;
  font-size: 14px;
  line-height: 180%;
}

.faq-answer.show {
  display: block;
}

/* 页脚 */
.footer {
  padding: 2rem 5rem;
  border-top: 1px solid var(--color-border-weak);
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

@media (max-width: 60rem) {
  .footer {
    padding: 2rem 1.5rem;
  }
}

.footer a {
  font-size: 14px;
  color: var(--color-text);
  text-decoration: none;
}

.footer a:hover {
  color: var(--color-text-strong);
}

.footer .github-link span {
  color: var(--color-text-weak);
  margin-left: 4px;
}

/* 法律信息 */
.legal {
  padding: 1.5rem 5rem;
  border-top: 1px solid var(--color-border-weak);
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--color-text-weak);
}

@media (max-width: 60rem) {
  .legal {
    padding: 1.5rem;
  }
}

.legal a {
  color: var(--color-text-weak);
  text-decoration: none;
}

.legal a:hover {
  color: var(--color-text);
}

/* 关于页面 */
.about-hero {
  padding: 4rem 5rem;
  text-align: center;
  background: var(--color-background-weak);
}

@media (max-width: 60rem) {
  .about-hero {
    padding: 3rem 1.5rem;
  }
}

.about-hero h1 {
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--color-text-strong);
  margin-bottom: 1rem;
}

.about-hero p {
  font-size: 1.125rem;
  color: var(--color-text);
  max-width: 600px;
  margin: 0 auto;
}

.about-content {
  padding: 4rem 5rem;
}

@media (max-width: 60rem) {
  .about-content {
    padding: 3rem 1.5rem;
  }
}

.about-content h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-strong);
  margin-bottom: 1rem;
}

.about-content p {
  line-height: 200%;
  margin-bottom: 1.5rem;
  max-width: 800px;
}

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

@media (max-width: 40rem) {
  .about-grid {
    grid-template-columns: 1fr;
  }
}

.about-card {
  padding: 2rem;
  background: var(--color-background-weak);
  border: 1px solid var(--color-border-weak);
  border-radius: 8px;
}

.about-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text-strong);
  margin-bottom: 0.75rem;
}

.about-card p {
  font-size: 14px;
  color: var(--color-text);
  line-height: 180%;
}

/* 响应式导航 */
.mobile-menu {
  display: none;
}

@media (max-width: 50rem) {
  .nav-links {
    display: none;
  }

  .mobile-menu {
    display: block;
  }

  .mobile-menu-btn {
    padding: 8px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text);
  }

  .mobile-menu-btn svg {
    width: 24px;
    height: 24px;
  }
}