/* ============================================================
   AI 调用文档 · 样式表
   参考 Docusaurus / DeepSeek API Docs 风格
   ============================================================ */

:root{
  --bg:#ffffff;
  --bg-elevated:#f7f8fa;
  --bg-navbar:rgba(255,255,255,.85);
  --bg-code:#282c34;
  --bg-code-header:#21252b;

  --text:#1c1e21;
  --text-strong:#000;
  --text-muted:#606770;
  --text-faint:#8a919b;

  --border:#e3e8ee;
  --border-soft:#ebedf0;

  --primary:#4b7bff;
  --primary-hover:#3a6aee;
  --primary-dim:rgba(75,123,255,.08);

  --code-text:#abb2bf;
  --code-border:#1a1d23;
  --success:#22a06b;
  --warning:#e3a008;
  --danger:#d32f2f;

  --radius-sm:6px;
  --radius:8px;
  --navbar-h:60px;
  --sidebar-w:280px;
  --content-max:820px;

  --font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;

  --shadow-navbar:0 1px 2px rgba(0,0,0,.06);
}
[data-theme="dark"]{
  --bg:#1b1b1d;
  --bg-elevated:#242526;
  --bg-navbar:rgba(27,27,29,.85);

  --text:#e3e3e3;
  --text-strong:#fff;
  --text-muted:#a0a0a0;
  --text-faint:#7a7a7a;

  --border:#3e3e40;
  --border-soft:#2e2e30;

  --primary:#4dabf7;
  --primary-hover:#6ec1ff;
  --primary-dim:rgba(77,171,247,.1);

  --shadow-navbar:0 1px 2px rgba(0,0,0,.3);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--navbar-h) + 24px);}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.7;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  transition:background-color .15s,color .15s;
}
a{color:var(--primary);text-decoration:none;}
a:hover{text-decoration:underline;}
::selection{background:rgba(75,123,255,.25);}
::-webkit-scrollbar{width:8px;height:8px;}
::-webkit-scrollbar-track{background:transparent;}
::-webkit-scrollbar-thumb{background:#c1c6d0;border-radius:8px;}
[data-theme="dark"] ::-webkit-scrollbar-thumb{background:#4a4a4c;}
::-webkit-scrollbar-thumb:hover{background:#a0a6b0;}

/* ============ 顶栏 ============ */
.navbar{
  position:fixed;top:0;left:0;right:0;height:var(--navbar-h);z-index:100;
  background:var(--bg-navbar);
  backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--border-soft);
  box-shadow:var(--shadow-navbar);
}
.navbar-inner{
  height:100%;max-width:1600px;margin:0 auto;padding:0 24px;
  display:flex;align-items:center;gap:24px;
}
.navbar-burger{
  display:none;width:36px;height:36px;padding:0;
  background:transparent;border:1px solid transparent;border-radius:var(--radius-sm);
  color:var(--text);cursor:pointer;align-items:center;justify-content:center;
  transition:background-color .15s,border-color .15s;
}
.navbar-burger:hover{background:var(--bg-elevated);border-color:var(--border-soft);}
.navbar-brand{
  display:flex;align-items:center;gap:10px;
  color:var(--text-strong);font-weight:700;font-size:16px;white-space:nowrap;
}
.navbar-brand:hover{text-decoration:none;}
.navbar-logo{
  width:30px;height:30px;border-radius:var(--radius-sm);
  display:grid;place-items:center;
  background:linear-gradient(135deg,#4b7bff,#7a5cff);
  color:#fff;font-size:11px;font-weight:800;letter-spacing:.5px;
}
.navbar-links{display:flex;align-items:center;gap:4px;margin-left:8px;}
.navbar-links a{
  padding:6px 12px;border-radius:var(--radius-sm);
  color:var(--text-muted);font-size:14.5px;font-weight:500;
  transition:color .15s,background-color .15s;
}
.navbar-links a:hover{color:var(--text-strong);background:var(--bg-elevated);text-decoration:none;}
.navbar-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
.theme-toggle{
  width:36px;height:36px;padding:0;background:transparent;border:1px solid transparent;
  border-radius:var(--radius-sm);color:var(--text-muted);cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  transition:color .15s,background-color .15s,border-color .15s;
}
.theme-toggle:hover{color:var(--text-strong);background:var(--bg-elevated);border-color:var(--border-soft);}
.theme-toggle .icon-sun{display:none;}
.theme-toggle .icon-moon{display:block;}
[data-theme="dark"] .theme-toggle .icon-sun{display:block;}
[data-theme="dark"] .theme-toggle .icon-moon{display:none;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:7px 14px;font-family:inherit;font-size:13.5px;font-weight:500;
  line-height:1.4;border-radius:var(--radius-sm);border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:background-color .15s,border-color .15s,filter .15s,transform .08s;
}
.btn:active{transform:scale(.97);}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-hover);text-decoration:none;}

/* ============ 服务状态检测 ============ */
.status-btn{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 12px;border-radius:var(--radius-sm);
  background:var(--bg-elevated);border:1px solid var(--border-soft);
  color:var(--text-muted);font-family:inherit;font-size:13px;font-weight:500;
  cursor:pointer;white-space:nowrap;
  transition:color .15s,background-color .15s,border-color .15s,transform .08s;
}
.status-btn:hover{color:var(--text-strong);border-color:var(--text-faint);}
.status-btn:active{transform:scale(.97);}
.status-btn:disabled{opacity:.7;cursor:default;}

.status-dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--text-faint);flex:0 0 auto;
  transition:background-color .2s,box-shadow .2s;
}
.status-dot.ok{
  background:var(--success);
  box-shadow:0 0 0 3px rgba(34,160,107,.18);
}
.status-dot.err{
  background:var(--danger);
  box-shadow:0 0 0 3px rgba(211,47,47,.15);
}
.status-dot.loading{
  background:var(--warning);
  animation:pulse 1s ease-in-out infinite;
}
@keyframes pulse{
  0%,100%{opacity:1;}
  50%{opacity:.35;}
}

/* ============ 侧栏 ============ */
.sidebar{
  position:fixed;top:var(--navbar-h);left:0;bottom:0;width:var(--sidebar-w);
  overflow-y:auto;background:var(--bg);border-right:1px solid var(--border-soft);
  z-index:90;transition:transform .25s cubic-bezier(.4,0,.2,1);
}
.sidebar-inner{padding:20px 12px 60px;}
.sidebar-section{margin-bottom:24px;}
.sidebar-heading{
  font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--text-faint);padding:0 12px 8px;
}
.sidebar-nav{display:flex;flex-direction:column;gap:2px;}
.sidebar-nav a{
  display:block;padding:7px 12px;border-radius:var(--radius-sm);
  color:var(--text-muted);font-size:14px;font-weight:400;line-height:1.5;
  transition:color .12s,background-color .12s;
}
.sidebar-nav a:hover{color:var(--text-strong);background:var(--bg-elevated);text-decoration:none;}
.sidebar-nav a.active{color:var(--primary);background:var(--primary-dim);font-weight:500;}
.overlay{
  position:fixed;inset:0;background:rgba(0,0,0,.5);opacity:0;pointer-events:none;
  transition:opacity .25s;z-index:80;
}
.overlay.show{opacity:1;pointer-events:auto;}

/* ============ 主内容 ============ */
.main{margin-left:var(--sidebar-w);padding:calc(var(--navbar-h) + 36px) 40px 100px;}
.main-inner{max-width:var(--content-max);}
section{margin-bottom:56px;scroll-margin-top:calc(var(--navbar-h) + 24px);}

h1{font-size:40px;font-weight:800;line-height:1.25;letter-spacing:-.02em;margin:0 0 16px;color:var(--text-strong);}
h2{font-size:26px;font-weight:700;line-height:1.35;letter-spacing:-.01em;margin:0 0 20px;padding-bottom:12px;border-bottom:1px solid var(--border-soft);color:var(--text-strong);}
h3{font-size:18px;font-weight:650;line-height:1.4;margin:32px 0 12px;color:var(--text-strong);}
p{margin:12px 0;color:var(--text);}
.lead{font-size:17px;color:var(--text-muted);line-height:1.75;margin-bottom:20px;}
ul,ol{margin:12px 0;padding-left:24px;}
li{margin:6px 0;line-height:1.75;}
li strong{color:var(--text-strong);}
strong{color:var(--text-strong);font-weight:650;}
code:not(pre code){
  font-family:var(--font-mono);font-size:.875em;
  background:var(--bg-elevated);border:1px solid var(--border-soft);
  padding:1.5px 6px;border-radius:5px;color:var(--primary);word-break:break-word;
}
[data-theme="dark"] code:not(pre code){
  background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.08);
}

/* ============ 步骤 ============ */
.steps{counter-reset:step;list-style:none;padding:0;margin:20px 0;}
.steps li{
  position:relative;padding:14px 18px 14px 52px;margin:0 0 10px;
  background:var(--bg-elevated);border:1px solid var(--border-soft);border-radius:var(--radius);
}
.steps li::before{
  counter-increment:step;content:counter(step);position:absolute;left:16px;top:16px;
  width:24px;height:24px;border-radius:50%;background:var(--primary);color:#fff;
  font-size:12px;font-weight:700;display:grid;place-items:center;
}
.steps li strong{display:block;margin-bottom:3px;color:var(--text-strong);}

/* ============ 提示块 ============ */
.admonition{
  display:flex;gap:12px;padding:14px 18px;margin:16px 0;
  border-radius:var(--radius);border-left:4px solid var(--border);
  background:var(--bg-elevated);font-size:15px;line-height:1.7;
}
.admonition p{margin:0;}
.admonition-icon{flex:0 0 auto;font-size:18px;line-height:1.4;}
.admonition-content{flex:1;min-width:0;}
.admonition-title{font-weight:700;margin-bottom:4px;color:var(--text-strong);}
.admonition-tip{border-left-color:var(--primary);background:var(--primary-dim);}
.admonition-success{border-left-color:var(--success);background:rgba(34,160,107,.07);}
[data-theme="dark"] .admonition-success{background:rgba(74,222,128,.08);}
.admonition-warning{border-left-color:var(--warning);background:rgba(227,160,8,.07);}
[data-theme="dark"] .admonition-warning{background:rgba(251,191,36,.08);}
.admonition-danger{border-left-color:var(--danger);background:rgba(211,47,47,.06);}
[data-theme="dark"] .admonition-danger{background:rgba(248,113,113,.08);}

/* ============ 代码块 ============ */
.code-tabs{
  margin:16px 0;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--code-border);background:var(--bg-code);
}
.code-tabs-header{
  display:flex;align-items:center;justify-content:space-between;
  background:var(--bg-code-header);border-bottom:1px solid var(--code-border);
  padding:0 8px 0 6px;min-height:40px;
}
.code-tabs-nav{display:flex;align-items:stretch;overflow-x:auto;scrollbar-width:none;}
.code-tabs-nav::-webkit-scrollbar{display:none;}
.code-tab{
  font-family:var(--font-sans);font-size:13px;font-weight:500;color:#8a919b;
  background:transparent;border:none;padding:10px 14px;cursor:pointer;
  border-bottom:2px solid transparent;margin-bottom:-1px;white-space:nowrap;
  transition:color .15s,border-color .15s;
}
.code-tab:hover{color:#d4d9e2;}
.code-tab.active{color:#61affe;border-bottom-color:#61affe;}
.code-copy{
  display:inline-flex;align-items:center;gap:5px;
  font-family:var(--font-sans);font-size:12px;font-weight:500;color:#8a919b;
  background:transparent;border:1px solid transparent;border-radius:5px;
  padding:4px 9px;cursor:pointer;flex:0 0 auto;
  transition:color .15s,background-color .15s;
}
.code-copy:hover{color:#d4d9e2;background:rgba(255,255,255,.06);}
.code-copy:active{transform:scale(.96);}
.code-copy.copied{color:#4ade80;}
.code-tab-panel{display:none;}
.code-tab-panel.active{display:block;}
.code-tabs pre{
  margin:0;padding:16px 18px;overflow-x:auto;
  font-family:var(--font-mono);font-size:13.5px;line-height:1.7;
  background:transparent;-webkit-overflow-scrolling:touch;
}
.code-tabs pre code{
  display:block;background:transparent!important;padding:0;border:none;
  font-family:inherit;font-size:inherit;color:var(--code-text);
}
.code-tabs .hljs{background:transparent!important;padding:0!important;}

/* ============ 表格 ============ */
.table-wrap{
  margin:16px 0;overflow-x:auto;border:1px solid var(--border);
  border-radius:var(--radius);-webkit-overflow-scrolling:touch;
}
table{width:100%;border-collapse:collapse;font-size:14px;min-width:480px;}
th,td{padding:10px 16px;text-align:left;vertical-align:top;border-bottom:1px solid var(--border-soft);line-height:1.65;}
th{font-weight:600;font-size:13px;color:var(--text-muted);background:var(--bg-elevated);white-space:nowrap;}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover{background:var(--bg-elevated);}
td code{white-space:nowrap;}
.s-ok{color:var(--success);font-weight:600;}
.s-warn{color:var(--warning);font-weight:600;}
.s-err{color:var(--danger);font-weight:600;}

/* ============ FAQ ============ */
.faq{
  border:1px solid var(--border);border-radius:var(--radius);
  margin:0 0 10px;background:var(--bg);transition:border-color .15s;
}
.faq:hover{border-color:var(--text-faint);}
.faq summary{
  list-style:none;cursor:pointer;padding:14px 18px;
  font-weight:600;font-size:15px;color:var(--text-strong);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  user-select:none;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{
  content:"";width:10px;height:10px;flex:0 0 auto;
  border-right:2px solid var(--text-faint);border-bottom:2px solid var(--text-faint);
  transform:rotate(45deg);transition:transform .2s;margin-top:-4px;
}
.faq[open] summary::after{transform:rotate(-135deg);margin-top:4px;}
.faq-body{
  padding:14px 18px 16px;color:var(--text-muted);font-size:14.5px;line-height:1.75;
  border-top:1px solid var(--border-soft);
}

/* ============ 页脚 ============ */
.page-footer{
  margin-top:80px;padding-top:24px;border-top:1px solid var(--border-soft);
  color:var(--text-faint);font-size:13px;line-height:1.8;
}
.page-footer p{margin:6px 0;color:var(--text-faint);}
.page-footer a{color:var(--text-muted);}
.page-footer a:hover{color:var(--primary);}

/* ============ 响应式 ============ */
@media (max-width:996px){
  .navbar-burger{display:inline-flex;}
  .navbar-links{display:none;}
  .sidebar{transform:translateX(-100%);box-shadow:0 0 40px rgba(0,0,0,.25);}
  .sidebar.open{transform:translateX(0);}
  .main{margin-left:0;padding:calc(var(--navbar-h) + 28px) 22px 80px;}
  h1{font-size:30px;} h2{font-size:22px;} h3{font-size:17px;}
  .lead{font-size:16px;}
}
@media (max-width:600px){
  .navbar-inner{padding:0 14px;gap:12px;}
  .navbar-title{font-size:15px;}
  .navbar-logo{width:26px;height:26px;font-size:10px;}
  .main{padding:calc(var(--navbar-h) + 24px) 16px 70px;}
  h1{font-size:26px;} h2{font-size:20px;}
  .code-tabs pre{font-size:12.5px;padding:14px;}
  .code-tab{padding:9px 11px;font-size:12.5px;}

  .status-btn .status-text{display:none;}
  .status-btn{padding:6px 10px;}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *{transition:none!important;}
}