/* ============================================================
   leaf API · 文档站样式
   ------------------------------------------------------------
   设计语言与主站 (api.leafovo.net) 完全一致：Aleph 暗色。
   令牌值直接取自 leafapi-aleph.css，改一处两边同步。
   ============================================================ */

/* ---------- 1. 设计令牌（与主站同源） ---------- */
:root {
  --background: #05070a;
  --foreground: #cfdde5;

  --card: #090e14;
  --card-2: #0b1119;

  --primary: #7fd4e8;
  --primary-dim: rgba(127, 212, 232, .14);
  --primary-foreground: #05070a;

  --secondary: #12202b;
  --secondary-foreground: #b9d5e2;

  --muted: #0d151d;
  --muted-foreground: #7d93a3;

  --accent: #10212c;
  --accent-foreground: #cfdde5;

  --border: rgba(127, 212, 232, .16);
  --border-strong: rgba(127, 212, 232, .28);
  --input: rgba(127, 212, 232, .16);
  --ring: #7fd4e8;

  --success: #5fb98a;
  --warning: #d8a95c;
  --info: #7fb4d4;
  --destructive: #e0655f;

  --radius: .25rem;
  --radius-lg: .375rem;

  --maxw: 1280px;
  --side: 232px;
  --top: 56px;

  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --font-serif: "Newsreader", "Bodoni Moda", Georgia, "Songti SC", serif;
  --font-sans: "IBM Plex Mono", "Noto Serif SC", -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
}

/* ---------- 2. 重置 ---------- */
* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--top) + 20px); }

body {
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* 背景微光：与主站同款径向渐变 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(900px 500px at 12% -8%, rgba(127, 212, 232, .055), transparent 62%),
    radial-gradient(700px 460px at 92% 4%, rgba(127, 212, 232, .035), transparent 60%);
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

img, svg { max-width: 100%; }

/* ---------- 3. 顶栏 ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--top);
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 0 24px;
  background: rgba(5, 7, 10, .86);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 500;
  letter-spacing: .01em;
  color: var(--foreground);
  white-space: nowrap;
  flex-shrink: 0;
}
.brand:hover { text-decoration: none; }
.brand svg { width: 17px; height: 22px; color: var(--primary); flex-shrink: 0; }
.brand b { font-weight: 500; }
.brand .tag {
  font-size: 11px;
  color: var(--muted-foreground);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1px 6px;
  margin-left: 3px;
}

.topnav { display: flex; align-items: center; gap: 4px; margin-left: 8px; flex: 1; min-width: 0; overflow-x: auto; scrollbar-width: none; }
.topnav::-webkit-scrollbar { display: none; }
.topnav a {
  color: var(--muted-foreground);
  padding: 6px 11px;
  border-radius: var(--radius);
  font-size: 13px;
  white-space: nowrap;
  transition: color .16s, background .16s;
}
.topnav a:hover { color: var(--foreground); background: var(--accent); text-decoration: none; }
.topnav a[aria-current="page"] { color: var(--primary); background: var(--primary-dim); }

.topright { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.btn-ghost {
  color: var(--muted-foreground);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px 13px;
  font-size: 13px;
  transition: color .16s, border-color .16s, background .16s;
  white-space: nowrap;
}
.btn-ghost:hover { color: var(--foreground); border-color: var(--border-strong); background: var(--accent); text-decoration: none; }

.menu-btn {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--foreground);
  width: 34px; height: 32px;
  cursor: pointer;
  font-size: 15px;
  line-height: 1;
}

/* ---------- 4. 布局 ---------- */
.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: var(--side) minmax(0, 1fr);
  gap: 44px;
  align-items: start;
}
.wrap.full { grid-template-columns: minmax(0, 1fr); }

/* 侧栏 */
.side {
  position: sticky;
  top: calc(var(--top) + 24px);
  max-height: calc(100vh - var(--top) - 48px);
  overflow-y: auto;
  padding: 26px 0 40px;
  scrollbar-width: thin;
}
.side::-webkit-scrollbar { width: 6px; }
.side::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.side-group { margin-bottom: 22px; }
.side-title {
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted-foreground);
  margin: 0 0 8px;
  font-weight: 500;
}
.side a {
  display: block;
  color: var(--muted-foreground);
  font-size: 13px;
  padding: 5px 11px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius) var(--radius) 0;
  transition: color .15s, border-color .15s, background .15s;
  line-height: 1.6;
}
.side a:hover { color: var(--foreground); background: var(--accent); text-decoration: none; }
.side a[aria-current="page"] { color: var(--primary); border-left-color: var(--primary); background: var(--primary-dim); }
.side .sub a { padding-left: 22px; font-size: 12.5px; }

/* 主内容 */
.main { padding: 30px 0 90px; min-width: 0; }

/* ---------- 5. 排版 ---------- */
h1, h2, h3, h4 { font-weight: 500; line-height: 1.35; margin: 0; letter-spacing: -.01em; }
h1 { font-size: 30px; margin-bottom: 14px; }
h2 {
  font-size: 20px;
  margin: 46px 0 14px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
  scroll-margin-top: calc(var(--top) + 18px);
}
h2:first-of-type { margin-top: 34px; padding-top: 0; border-top: none; }
h3 { font-size: 15.5px; margin: 26px 0 10px; color: var(--foreground); }
h4 { font-size: 14px; margin: 20px 0 8px; color: var(--secondary-foreground); }

p { margin: 0 0 14px; color: #b3c6d2; }
.lead { font-size: 15px; color: var(--muted-foreground); margin-bottom: 8px; }

ul, ol { margin: 0 0 14px; padding-left: 22px; color: #b3c6d2; }
li { margin-bottom: 6px; }
li::marker { color: var(--muted-foreground); }

strong { color: var(--foreground); font-weight: 500; }
em { color: var(--primary); font-style: italic; }

hr { border: none; border-top: 1px solid var(--border); margin: 34px 0; }

code {
  font-family: var(--font-mono);
  font-size: .88em;
  background: var(--muted);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5px 5px;
  color: var(--primary);
  word-break: break-word;
}
pre {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  overflow-x: auto;
  margin: 0 0 18px;
  line-height: 1.7;
  scrollbar-width: thin;
}
pre code { background: none; border: none; padding: 0; color: #b9d5e2; font-size: 12.5px; }
pre::-webkit-scrollbar { height: 8px; }
pre::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

blockquote {
  margin: 0 0 18px;
  padding: 12px 16px;
  border-left: 2px solid var(--primary);
  background: var(--primary-dim);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: #b3c6d2;
}
blockquote p:last-child { margin-bottom: 0; }

/* ---------- 6. 表格 ---------- */
.table-wrap { overflow-x: auto; margin: 0 0 20px; border: 1px solid var(--border); border-radius: var(--radius-lg); }
table { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 480px; }
th {
  text-align: left;
  font-weight: 500;
  color: var(--muted-foreground);
  font-size: 11.5px;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--card);
  white-space: nowrap;
}
td { padding: 10px 14px; border-bottom: 1px solid rgba(127, 212, 232, .075); color: #b3c6d2; vertical-align: top; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: rgba(127, 212, 232, .028); }
td code { font-size: 12px; }
.num { text-align: right; font-variant-numeric: tabular-nums; font-family: var(--font-mono); }

/* ---------- 7. 卡片 ---------- */
.cards { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(248px, 1fr)); margin-bottom: 22px; }
/* 恰好 4 张卡时固定 2 列，避免 auto-fill 排成 3+1 的孤立尾行。 */
.cards-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (max-width: 560px) { .cards-2 { grid-template-columns: 1fr; } }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px;
  transition: border-color .18s, background .18s, transform .18s;
  display: block;
}
a.card { color: inherit; }
a.card:hover { border-color: var(--border-strong); background: var(--card-2); text-decoration: none; transform: translateY(-2px); }
.card h3 { margin: 0 0 7px; font-size: 14.5px; }
.card p { margin: 0; font-size: 13px; color: var(--muted-foreground); line-height: 1.65; }
.card .ic { font-size: 17px; margin-bottom: 10px; display: block; opacity: .9; }

/* 统计卡：固定 4 列（桌面），避免出现「4+1」这种孤立尾行。
   卡片数不是 4 的倍数时，用 auto-fit 让它们自然铺满。 */
.stats {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 24px;
}
@media (max-width: 1100px) {
  .stats { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
}
.stat {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 15px 17px;
}
.stat-k {
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted-foreground);
  margin-bottom: 7px;
}
/* 统计卡数值：给足空间，字号随视口微调。
   用 minmax 加大最小列宽，让「15 小时 54 分」这类文本单行放得下。 */
.stat-v {
  font-size: 21px;
  font-family: var(--font-mono);
  color: var(--foreground);
  line-height: 1.3;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.stat-v.small { font-size: 15px; }
.stat-d { font-size: 12px; color: var(--muted-foreground); margin-top: 4px; }

/* ---------- 8. 状态徽标 ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-family: var(--font-mono);
  padding: 2px 9px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted-foreground);
  white-space: nowrap;
}
.badge::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}
.badge.ok { color: var(--success); border-color: rgba(95, 185, 138, .34); background: rgba(95, 185, 138, .1); }
.badge.warn { color: var(--warning); border-color: rgba(216, 169, 92, .34); background: rgba(216, 169, 92, .1); }
.badge.err { color: var(--destructive); border-color: rgba(224, 101, 95, .34); background: rgba(224, 101, 95, .1); }
.badge.wait { color: var(--muted-foreground); }
.badge.pulse::before { animation: bpulse 1.9s ease-in-out infinite; }
@keyframes bpulse { 0%, 100% { opacity: 1; } 50% { opacity: .32; } }

/* ---------- 9. 提示条 ---------- */
.note {
  border: 1px solid var(--border);
  border-left: 2px solid var(--info);
  background: rgba(127, 180, 212, .07);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  padding: 12px 16px;
  margin: 0 0 18px;
  font-size: 13px;
  color: #b3c6d2;
}
.note.warn { border-left-color: var(--warning); background: rgba(216, 169, 92, .07); }
.note.ok { border-left-color: var(--success); background: rgba(95, 185, 138, .07); }
.note b { color: var(--foreground); font-weight: 500; }
.note p:last-child { margin-bottom: 0; }

/* ---------- 10. 代码块工具条 ---------- */
.code-box { position: relative; margin-bottom: 18px; }
.code-box pre { margin-bottom: 0; }
.code-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--card);
  border: 1px solid var(--border);
  border-bottom: none;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: 7px 12px 7px 15px;
  font-size: 12px;
  color: var(--muted-foreground);
  font-family: var(--font-mono);
}
.code-box .code-bar + pre { border-radius: 0 0 var(--radius-lg) var(--radius-lg); }
.copy {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--muted-foreground);
  font-size: 11.5px;
  font-family: var(--font-sans);
  padding: 2px 9px;
  cursor: pointer;
  transition: color .16s, border-color .16s;
}
.copy:hover { color: var(--primary); border-color: var(--border-strong); }
.copy.done { color: var(--success); border-color: rgba(95, 185, 138, .4); }

/* ---------- 11. 标签页 ---------- */
.tabs { display: flex; gap: 3px; margin-bottom: 0; flex-wrap: wrap; }
.tab {
  background: none;
  border: 1px solid transparent;
  border-bottom: none;
  border-radius: var(--radius) var(--radius) 0 0;
  color: var(--muted-foreground);
  font-size: 12.5px;
  font-family: var(--font-mono);
  padding: 6px 13px;
  cursor: pointer;
  transition: color .16s, background .16s;
}
.tab:hover { color: var(--foreground); }
.tab[aria-selected="true"] {
  color: var(--primary);
  background: var(--card);
  border-color: var(--border);
}
.panel { display: none; }
.panel.on { display: block; }

/* ---------- 12. 页脚 ---------- */
.foot {
  border-top: 1px solid var(--border);
  margin-top: 60px;
  padding: 30px 0 46px;
  font-size: 12.5px;
  color: var(--muted-foreground);
}
.foot-in {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 26px;
  align-items: center;
  justify-content: space-between;
}
.foot-links { display: flex; flex-wrap: wrap; gap: 6px 20px; }
.foot-links a { color: var(--muted-foreground); }
.foot-links a:hover { color: var(--primary); }
.foot-fine { line-height: 1.7; }
.foot-fine p { margin: 0; }
/* 页脚联系方式：每页底部都能看到，不用专程点进「联系我们」。 */
.foot-contact {
  margin-bottom: 6px !important;
  color: var(--foreground);
  font-size: 13px;
}
.foot-contact b { color: var(--primary); font-weight: 600; }
.foot-contact a { color: var(--muted-foreground); text-decoration: none; }
.foot-contact a:hover { color: var(--primary); text-decoration: underline; }

/* ---------- 13. 入口页 ---------- */
.hero { padding: 54px 0 34px; }
.hero h1 { font-size: 36px; letter-spacing: -.02em; }
.hero .lead { font-size: 16px; max-width: 640px; }
.hero-badge { margin-bottom: 18px; }

/* ---------- 14. 响应式 ---------- */
@media (max-width: 940px) {
  .wrap { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .side {
    position: fixed;
    top: var(--top);
    left: 0;
    bottom: 0;
    width: 272px;
    max-height: none;
    background: var(--background);
    border-right: 1px solid var(--border);
    padding: 20px 16px 60px;
    transform: translateX(-100%);
    transition: transform .26s cubic-bezier(.22, .61, .36, 1);
    z-index: 90;
    overflow-y: auto;
  }
  .side.open { transform: none; }
  .menu-btn { display: block; }
  .topnav { display: none; }
  .scrim {
    position: fixed;
    inset: var(--top) 0 0;
    background: rgba(0, 0, 0, .55);
    z-index: 89;
    opacity: 0;
    pointer-events: none;
    transition: opacity .26s;
  }
  .scrim.on { opacity: 1; pointer-events: auto; }
  .main { padding: 18px 0 70px; }
  h1 { font-size: 24px; }
  .hero h1 { font-size: 27px; }
  h2 { font-size: 18px; }
  .foot-in { flex-direction: column; align-items: flex-start; gap: 16px; }
}

@media (max-width: 560px) {
  .wrap, .foot-in { padding-left: 16px; padding-right: 16px; }
  .topbar { padding: 0 16px; gap: 12px; }
  .brand .tag { display: none; }
  .hero { padding: 34px 0 24px; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat-v { font-size: 18px; }
}

/* ---------- 15. 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- 16. 打印 ---------- */
@media print {
  body::before, .topbar, .side, .foot, .menu-btn { display: none; }
  body { background: #fff; color: #000; }
  .wrap { grid-template-columns: 1fr; }
  a { color: #000; }
}