/* ==========================================================================
   Automy 奥托迈 · 全局样式
   设计令牌、CSS 变量、基础元素样式
   ========================================================================== */

/* ------------------------------------------------------------------
   字体引入 (Inter / 系统字体兜底)
   ------------------------------------------------------------------ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ------------------------------------------------------------------
   浅色主题 - 设计令牌
   ------------------------------------------------------------------ */
:root {
  /* 品牌主色: 青色 Teal */
  --color-primary: #0EA5A8;
  --color-primary-hover: #0B8C8E;
  --color-primary-active: #097475;
  --color-primary-light: #E6F8F8;
  --color-primary-lighter: #F0FBFB;
  --color-primary-border: #B8E5E6;

  /* 深色辅助色 */
  --color-secondary: #0F4C75;
  --color-secondary-hover: #0A3D5E;
  --color-secondary-light: #E8EFF5;

  /* 中性背景色 */
  --color-bg: #FFFFFF;
  --color-bg-elevated: #FFFFFF;
  --color-bg-subtle: #F7F9FB;
  --color-bg-muted: #F1F4F7;
  --color-bg-overlay: rgba(15, 23, 42, 0.5);

  /* 文字色 */
  --color-text: #0F172A;
  --color-text-secondary: #475569;
  --color-text-tertiary: #94A3B8;
  --color-text-inverse: #FFFFFF;

  /* 边框色 */
  --color-border: #E2E8F0;
  --color-border-light: #EEF2F6;
  --color-border-strong: #CBD5E1;

  /* 语义色 */
  --color-success: #10B981;
  --color-success-light: #ECFDF5;
  --color-success-border: #A7F3D0;
  --color-warning: #F59E0B;
  --color-warning-light: #FFFBEB;
  --color-warning-border: #FDE68A;
  --color-danger: #EF4444;
  --color-danger-light: #FEF2F2;
  --color-danger-border: #FECACA;
  --color-info: #3B82F6;
  --color-info-light: #EFF6FF;
  --color-info-border: #BFDBFE;

  /* 渐变 */
  --gradient-primary: linear-gradient(135deg, #0EA5A8 0%, #0F4C75 100%);
  --gradient-hero: linear-gradient(135deg, #0EA5A8 0%, #0F4C75 60%, #1E3A5F 100%);
  --gradient-card-hover: linear-gradient(135deg, rgba(14,165,168,0.04) 0%, rgba(15,76,117,0.04) 100%);

  /* 圆角 */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-2xl: 28px;
  --radius-full: 9999px;

  /* 阴影 */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08), 0 2px 4px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12), 0 4px 8px rgba(15, 23, 42, 0.06);
  --shadow-xl: 0 24px 56px rgba(15, 23, 42, 0.16), 0 8px 16px rgba(15, 23, 42, 0.08);
  --shadow-primary: 0 8px 24px rgba(14, 165, 168, 0.24);

  /* 间距单位 (4 像素基准) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* 字体 */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
  --font-size-xs: 12px;
  --font-size-sm: 13px;
  --font-size-base: 14px;
  --font-size-md: 15px;
  --font-size-lg: 16px;
  --font-size-xl: 18px;
  --font-size-2xl: 22px;
  --font-size-3xl: 28px;
  --font-size-4xl: 36px;
  --font-size-5xl: 48px;
  --font-size-6xl: 60px;
  --line-tight: 1.2;
  --line-snug: 1.4;
  --line-normal: 1.6;
  --line-relaxed: 1.75;

  /* 布局 */
  --container-max: 1280px;
  --topbar-height: 60px;
  --sidebar-width: 260px;
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 220ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 320ms cubic-bezier(0.4, 0, 0.2, 1);

  /* z-index 层级 */
  --z-base: 1;
  --z-sticky: 100;
  --z-topbar: 200;
  --z-sidebar: 150;
  --z-overlay: 1000;
  --z-modal: 1100;
  --z-toast: 1200;
}

/* ------------------------------------------------------------------
   深色主题 - 覆盖设计令牌
   ------------------------------------------------------------------ */
[data-theme="dark"] {
  --color-primary: #2DD4BF;
  --color-primary-hover: #5EEAD4;
  --color-primary-active: #99F6E4;
  --color-primary-light: #134E4A;
  --color-primary-lighter: #0F3D3A;
  --color-primary-border: #1A6B68;

  --color-secondary: #60A5FA;
  --color-secondary-hover: #93C5FD;
  --color-secondary-light: #1E3A8A;

  --color-bg: #0B1220;
  --color-bg-elevated: #111B2E;
  --color-bg-subtle: #0F1729;
  --color-bg-muted: #1A2438;
  --color-bg-overlay: rgba(0, 0, 0, 0.6);

  --color-text: #F1F5F9;
  --color-text-secondary: #94A3B8;
  --color-text-tertiary: #64748B;
  --color-text-inverse: #0B1220;

  --color-border: #1E293B;
  --color-border-light: #1A2336;
  --color-border-strong: #334155;

  --color-success: #34D399;
  --color-success-light: #064E3B;
  --color-success-border: #065F46;
  --color-warning: #FBBF24;
  --color-warning-light: #78350F;
  --color-warning-border: #92400E;
  --color-danger: #F87171;
  --color-danger-light: #7F1D1D;
  --color-danger-border: #991B1B;
  --color-info: #60A5FA;
  --color-info-light: #1E3A8A;
  --color-info-border: #1E40AF;

  --gradient-primary: linear-gradient(135deg, #2DD4BF 0%, #60A5FA 100%);
  --gradient-hero: linear-gradient(135deg, #134E4A 0%, #0F4C75 60%, #1E3A5F 100%);
  --gradient-card-hover: linear-gradient(135deg, rgba(45,212,191,0.06) 0%, rgba(96,165,250,0.06) 100%);

  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4), 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5), 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.55), 0 4px 8px rgba(0, 0, 0, 0.35);
  --shadow-xl: 0 24px 56px rgba(0, 0, 0, 0.6), 0 8px 16px rgba(0, 0, 0, 0.4);
  --shadow-primary: 0 8px 24px rgba(45, 212, 191, 0.24);
}

/* ------------------------------------------------------------------
   全局重置
   ------------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  padding: 0;
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-feature-settings: 'cv11', 'ss01';
  transition: background-color var(--transition-base), color var(--transition-base);
  min-height: 100vh;
}
[data-theme="dark"] body { color-scheme: dark; }

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-weight: 600;
  line-height: var(--line-tight);
  color: var(--color-text);
  letter-spacing: -0.02em;
}
h1 { font-size: var(--font-size-5xl); font-weight: 700; letter-spacing: -0.03em; }
h2 { font-size: var(--font-size-4xl); font-weight: 700; }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-md); }

p { margin: 0 0 var(--space-4); line-height: var(--line-relaxed); }

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover { color: var(--color-primary-hover); }

img, svg, video, canvas { display: block; max-width: 100%; }

ul, ol { margin: 0 0 var(--space-4); padding-left: var(--space-6); }
li { margin-bottom: var(--space-1); }

code, kbd, samp, pre {
  font-family: var(--font-mono);
  font-size: 0.92em;
}

blockquote {
  margin: var(--space-6) 0;
  padding: var(--space-4) var(--space-6);
  border-left: 4px solid var(--color-primary);
  background: var(--color-bg-subtle);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
}

hr {
  border: 0;
  border-top: 1px solid var(--color-border);
  margin: var(--space-8) 0;
}

::selection {
  background: var(--color-primary-light);
  color: var(--color-primary-active);
}

/* 滚动条美化 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--color-border-strong);
  border-radius: var(--radius-full);
  border: 2px solid var(--color-bg);
}
::-webkit-scrollbar-thumb:hover { background: var(--color-text-tertiary); }

/* ------------------------------------------------------------------
   布局容器
   ------------------------------------------------------------------ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}
.container-sm { max-width: 768px; }
.container-lg { max-width: 1024px; }
.container-xl { max-width: 1280px; }
.container-full { max-width: 100%; padding: 0 var(--space-6); }

/* 应用整体布局: 顶栏 + 主体 + 可选侧边栏 */
.app-layout {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.app-layout__body {
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* 文档区布局: 侧边栏 + 主内容 */
.docs-layout {
  display: flex;
  gap: var(--space-8);
  padding: var(--space-8) 0;
  align-items: flex-start;
}
.docs-layout__sidebar {
  width: var(--sidebar-width);
  flex-shrink: 0;
  position: sticky;
  top: calc(var(--topbar-height) + var(--space-6));
  max-height: calc(100vh - var(--topbar-height) - var(--space-12));
  overflow-y: auto;
}
.docs-layout__main {
  flex: 1;
  min-width: 0;
  max-width: calc(100% - var(--sidebar-width) - var(--space-8));
}

/* 网格系统 */
.grid {
  display: grid;
  gap: var(--space-6);
}
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid-auto-fit { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid-auto-fit-lg { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }

/* Flex 工具类 */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* 间距工具 */
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }

/* 文字工具 */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-sm { font-size: var(--font-size-sm); }
.text-xs { font-size: var(--font-size-xs); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.text-secondary { color: var(--color-text-secondary); }
.text-tertiary { color: var(--color-text-tertiary); }
.text-primary { color: var(--color-primary); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-danger { color: var(--color-danger); }
.text-info { color: var(--color-info); }
.uppercase { text-transform: uppercase; letter-spacing: 0.08em; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.line-clamp-2 { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.line-clamp-3 { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

/* 显示工具 */
.hidden { display: none !important; }
.block { display: block; }
.inline-block { display: inline-block; }
.inline-flex { display: inline-flex; }
.w-full { width: 100%; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }
.relative { position: relative; }
.absolute { position: absolute; }
.sticky { position: sticky; }

/* 区块 */
.section { padding: var(--space-20) 0; }
.section-sm { padding: var(--space-12) 0; }
.section-title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-3);
  letter-spacing: -0.02em;
}
.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-12);
  line-height: var(--line-relaxed);
}

/* 区块标识带 */
.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 4px 12px;
  background: var(--color-primary-light);
  color: var(--color-primary-active);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-4);
}

/* 文档内容样式 */
.prose {
  max-width: 760px;
  line-height: var(--line-relaxed);
  color: var(--color-text);
}
.prose h1 { font-size: var(--font-size-4xl); margin: var(--space-12) 0 var(--space-4); }
.prose h2 { font-size: var(--font-size-2xl); margin: var(--space-10) 0 var(--space-4); padding-bottom: var(--space-2); border-bottom: 1px solid var(--color-border-light); }
.prose h3 { font-size: var(--font-size-xl); margin: var(--space-8) 0 var(--space-3); }
.prose h4 { font-size: var(--font-size-lg); margin: var(--space-6) 0 var(--space-2); }
.prose p { margin: 0 0 var(--space-4); }
.prose ul, .prose ol { margin: 0 0 var(--space-4); padding-left: var(--space-6); }
.prose li { margin-bottom: var(--space-2); }
.prose code:not(pre code) {
  padding: 2px 6px;
  background: var(--color-bg-muted);
  border-radius: var(--radius-xs);
  color: var(--color-primary-active);
  font-size: 0.88em;
}
.prose pre { margin: 0 0 var(--space-6); }
.prose img { border-radius: var(--radius-md); margin: var(--space-6) 0; }
.prose table { width: 100%; border-collapse: collapse; margin: var(--space-6) 0; }
.prose th, .prose td { padding: var(--space-3); border: 1px solid var(--color-border); text-align: left; }
.prose th { background: var(--color-bg-subtle); font-weight: 600; }
.prose blockquote { margin: var(--space-6) 0; }

/* 响应式断点 */
@media (max-width: 1024px) {
  .grid-cols-4 { grid-template-columns: repeat(2, 1fr); }
  .docs-layout { flex-direction: column; }
  .docs-layout__sidebar { width: 100%; position: relative; top: 0; max-height: none; }
  .docs-layout__main { max-width: 100%; }
}

@media (max-width: 768px) {
  :root {
    --topbar-height: 56px;
  }
  h1 { font-size: var(--font-size-4xl); }
  h2 { font-size: var(--font-size-3xl); }
  .container { padding: 0 var(--space-4); }
  .grid-cols-2, .grid-cols-3, .grid-cols-4 { grid-template-columns: 1fr; }
  .section { padding: var(--space-12) 0; }
  .hide-on-mobile { display: none !important; }
}

@media (max-width: 480px) {
  .hide-on-small { display: none !important; }
  h1 { font-size: var(--font-size-3xl); }
}

/* 动画 */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
@keyframes shimmer {
  100% { transform: translateX(100%); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.fade-in { animation: fadeIn var(--transition-slow) ease-out both; }
.fade-in-delay-1 { animation: fadeIn var(--transition-slow) ease-out 0.1s both; }
.fade-in-delay-2 { animation: fadeIn var(--transition-slow) ease-out 0.2s both; }
.fade-in-delay-3 { animation: fadeIn var(--transition-slow) ease-out 0.3s both; }
.fade-in-delay-4 { animation: fadeIn var(--transition-slow) ease-out 0.4s both; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}