/* ===== AoI 树状展示 · 仿 aoi-m11-preview 风格 ===== */

:root {
  --aoi-bg: #000000;
  --aoi-surface: rgba(6, 8, 12, .78);
  --aoi-surface-2: rgba(255, 255, 255, .025);
  --aoi-text: #f2f5fa;
  --aoi-text-muted: #8f9bb0;
  --aoi-text-dim: #5b6576;
  --aoi-control: #ffd27a;
  --aoi-function: #38f4ff;
  --aoi-technical: #a45cff;
  --aoi-recipe: #fff0c8;
  --aoi-danger: #ff5a6e;
  --aoi-warning: #ffc45c;
  --aoi-stale: #8c95aa;
  --aoi-hairline: rgba(255, 255, 255, .09);
  --aoi-hairline-strong: rgba(255, 255, 255, .24);
  --aoi-border: var(--aoi-hairline);
  --aoi-spec-bg: #06090f;
  --aoi-topbar: 56px;
  --aoi-sidebar: 280px;
  --aoi-detail: 360px;
  --aoi-transition: .32s;
  --aoi-font: "AoI Montserrat", "PingFang SC", "Noto Sans SC", "Noto Sans CJK SC", "Source Han Sans SC", "Hiragino Sans GB", "Microsoft YaHei UI Light", "Microsoft YaHei Light", "Microsoft YaHei", ui-sans-serif, system-ui, sans-serif;
  --aoi-track: .24em;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  background: var(--aoi-bg);
  color: var(--aoi-text);
  font-family: var(--aoi-font);
  font-weight: 300;
  font-size: 13px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
strong, b { font-weight: 400; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
a { color: var(--aoi-function); text-decoration: none; }
button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 1.5px solid var(--aoi-function); outline-offset: 2px;
}
.aoi-caps {
  text-transform: uppercase;
  letter-spacing: var(--aoi-track);
  font-weight: 300;
}
h1, h2, h3, h4, legend {
  font-weight: 300;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.mono { font-family: ui-monospace, "SFMono-Regular", "JetBrains Mono", "Fira Code", Menlo, monospace; font-variant-numeric: tabular-nums; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- 外壳 ---------- */
.aoi-root {
  display: grid;
  grid-template-rows: var(--aoi-topbar) 1fr auto;
  height: 100%;
  background: #000;
}

/* ---------- 顶栏 ---------- */
.aoi-topbar {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 0 20px;
  border-bottom: 1px solid var(--aoi-hairline);
  background: #000;
}
.aoi-brand {
  font-weight: 200;
  letter-spacing: .32em;
  font-size: 12px;
  color: var(--aoi-text);
  display: flex;
  align-items: center;
  gap: 8px;
}
.aoi-brand .jewel {
  width: 22px; height: 26px;
  background: url("assets/crystal-x.jpg") 50% 43% / 300% auto no-repeat;
  mix-blend-mode: screen;
}
.aoi-topbar .vr { width: 1px; height: 16px; background: var(--aoi-hairline); }
.aoi-topbar .spacer { flex: 1; }
.aoi-channels { display: flex; gap: 4px; }
.aoi-channels button {
  padding: 5px 10px;
  border-bottom: 1px solid transparent;
  color: var(--aoi-text-muted);
  font-size: 11.5px;
  letter-spacing: .1em;
  white-space: nowrap;
}
.aoi-channels button:hover { color: var(--aoi-text); }
.aoi-channels button.is-active {
  color: var(--aoi-control);
  border-bottom-color: var(--aoi-control);
}
.aoi-search {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 30px;
  padding: 0 12px;
  border: 1px solid var(--aoi-hairline);
  border-radius: 999px;
  color: var(--aoi-text-muted);
  font-size: 11.5px;
  letter-spacing: .08em;
}
.aoi-search:hover { border-color: var(--aoi-hairline-strong); color: var(--aoi-text); }
.aoi-topbar .icon {
  width: 30px; height: 30px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 50%;
  color: var(--aoi-text-muted);
  font-size: 13px;
}
.aoi-topbar .icon:hover { border-color: var(--aoi-function); color: var(--aoi-function); }
.aoi-topbar .tag {
  height: 24px;
  padding: 0 10px;
  border: 1px solid rgba(255,138,91,.6);
  background: rgba(255,138,91,.08);
  color: var(--aoi-control);
  font-size: 11.5px;
  border-radius: 4px;
  letter-spacing: .1em;
}
.aoi-topbar .tag:hover { background: rgba(255,138,91,.2); }
/* 语言切换：沿用顶栏胶囊（.aoi-search）的描边，两段式 中文 | EN */
.langSw { display: inline-flex; align-items: stretch; height: 24px; border: 1px solid var(--aoi-hairline); border-radius: 999px; overflow: hidden; }
.langSw button { padding: 0 10px; font-size: 11px; letter-spacing: .08em; color: var(--aoi-text-muted); background: none; border: 0; cursor: pointer; }
.langSw button + button { border-left: 1px solid var(--aoi-hairline); }
.langSw button:hover { color: var(--aoi-text); }
.langSw button.on { color: var(--aoi-control); background: rgba(255,210,122,.1); }

/* ---------- 主体 ---------- */
.aoi-body {
  display: grid;
  grid-template-columns: var(--aoi-sidebar) minmax(0, 1fr) var(--aoi-detail);
  min-height: 0;
}

/* 左栏 */
.aoi-sidebar {
  border-right: 1px solid var(--aoi-hairline);
  background: rgba(6,8,12,.5);
  overflow-y: auto;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  scrollbar-width: thin;
}
.aoi-sidebar h2 {
  font-size: 11px;
  color: var(--aoi-text);
  padding-bottom: 6px;
  border-bottom: 1px solid var(--aoi-hairline);
  margin: 0 0 8px;
}
.aoi-side-block { margin-bottom: 6px; }
.aoi-side-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.aoi-side-list button {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 8px;
  border-left: 2px solid transparent;
  color: var(--aoi-text-muted);
  text-align: left;
  font-size: 12px;
  transition: background .16s, color .16s;
}
.aoi-side-list button:hover { background: rgba(255,255,255,.04); color: var(--aoi-text); }
.aoi-side-list button.is-current {
  border-left-color: var(--aoi-control);
  background: rgba(255,210,122,.08);
  color: var(--aoi-text);
}
.aoi-side-list .code {
  font-family: ui-monospace, "SFMono-Regular", monospace;
  font-size: 9.5px;
  color: var(--aoi-text-dim);
  min-width: 30px;
}
.aoi-side-list .nm { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.aoi-side-list .st { font-size: 9.5px; color: var(--aoi-text-dim); }

/* 中栏 */
.aoi-main {
  position: relative;
  min-width: 0;
  display: flex;
  flex-direction: column;
  background: #000;
}
.aoi-stage {
  position: relative;
  flex: 1;
  min-height: 420px;
  overflow: hidden;
}
.aoi-stage::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at 50% 45%, transparent 45%, rgba(0,0,0,.55) 80%, rgba(0,0,0,.9) 100%);
}
.aoi-stage-svg { position: absolute; inset: 0; width: 100%; height: 100%; }

/* 右栏 */
.aoi-detail {
  border-left: 1px solid var(--aoi-hairline);
  background: linear-gradient(180deg, rgba(10,12,18,.9), rgba(0,0,0,.92));
  overflow-y: auto;
  padding: 16px;
  scrollbar-width: thin;
  scrollbar-color: #222 transparent;
}
.aoi-detail__head h2 {
  font-size: 15px;
  font-weight: 300;
  margin: 0 0 8px;
  letter-spacing: .16em;
  color: #fff;
}
.aoi-detail__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 10.5px;
  color: var(--aoi-text-dim);
  word-break: break-all;
}
.aoi-detail__tabs {
  display: flex;
  gap: 0;
  margin: 14px 0 10px;
  border-bottom: 1px solid var(--aoi-hairline);
}
.aoi-detail__tabs button {
  border-bottom: 1px solid transparent;
  margin-bottom: -1px;
  padding: 6px 12px;
  color: var(--aoi-text-muted);
  font-size: 11.5px;
}
.aoi-detail__tabs button:hover { color: var(--aoi-text); }
.aoi-detail__tabs button.is-active {
  border-bottom-color: var(--aoi-function);
  color: var(--aoi-text);
  text-shadow: 0 0 10px rgba(56,244,255,.6);
}
.aoi-section {
  border-top: 1px solid var(--aoi-hairline);
  padding: 10px 0;
  margin-bottom: 6px;
}
.aoi-section h3 {
  font-size: 10.5px;
  color: var(--aoi-text-muted);
  margin: 0 0 8px;
}
.aoi-muted { color: var(--aoi-text-muted); }
.aoi-state {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0 7px;
  border: 1px solid currentColor;
  font-size: 11px;
  letter-spacing: .1em;
}
.aoi-state--verified { color: var(--aoi-function); text-shadow: 0 0 8px rgba(56,244,255,.6); }
.aoi-state--potential { color: var(--aoi-text-muted); }
.aoi-state--blocked { color: var(--aoi-danger); }
.aoi-state--unverified { color: var(--aoi-control); }
.aoi-state--stale { color: var(--aoi-stale); }

.aoi-preview-detail {
  margin-top: 10px;
  padding: 10px 12px;
  border: 1px solid var(--aoi-hairline);
  border-radius: 6px;
  background: rgba(255,255,255,.02);
  font-size: 12px;
  line-height: 1.55;
  color: #d6dbe6;
}
.aoi-preview-detail p { margin: 6px 0; }
.aoi-preview-detail h4 { margin: 10px 0 4px; font-size: 11px; letter-spacing: .14em; color: var(--aoi-text-muted); }
.aoi-preview-detail code { font-size: 11px; color: #e8ecf4; }
.aoi-preview-detail__row { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.aoi-preview-detail__list { margin: 0; padding-left: 16px; }
.aoi-preview-detail__list li { margin: 2px 0; }
.aoi-preview-chip {
  border: 1px solid currentColor;
  border-radius: 999px;
  padding: 0 8px;
  font-size: 11px;
  line-height: 18px;
}
.aoi-preview-ref {
  background: none;
  border: 0;
  padding: 0;
  color: var(--aoi-function);
  font-family: ui-monospace, monospace;
  font-size: 10.5px;
  cursor: pointer;
}
.aoi-preview-ref:hover { text-decoration: underline; }

/* 图例 */
.aoi-legend {
  border-top: 1px solid var(--aoi-hairline);
  padding: 8px 0 0;
  margin-top: 6px;
  font-size: 11px;
  color: var(--aoi-text-muted);
}
.aoi-legend h4 { margin: 4px 0; font-size: 10px; color: var(--aoi-text-muted); }
.aoi-legend ul {
  list-style: none;
  margin: 0 0 6px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2px 16px;
}
.aoi-legend li { display: flex; gap: 6px; align-items: baseline; }
.aoi-legend strong { color: var(--aoi-text); letter-spacing: .1em; }
.aoi-state__glyph { font-variant-emoji: text; }

/* 页脚 */
.aoi-footer {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 4px 16px;
  border-top: 1px solid var(--aoi-hairline);
  font-size: 10px;
  letter-spacing: .06em;
  color: var(--aoi-text-dim);
  background: #000;
}

/* 节点 */
.aoi-node {
  --aoi-layer: var(--aoi-control);
  position: absolute;
  width: 0;
  height: 0;
  padding: 0;
  border: 0;
  background: none;
  font-size: 11px;
  color: var(--aoi-text);
  overflow: visible;
}
.aoi-node__glyph {
  position: absolute;
  left: 0; top: 0;
  width: 18px; height: 18px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  font-size: 0;
  color: transparent;
}
.aoi-node__glyph::before {
  content: "";
  position: absolute;
  inset: 5px;
  border-radius: 50%;
  background: radial-gradient(circle, #fff 0%, var(--aoi-layer) 45%, transparent 75%);
  box-shadow: 0 0 6px 1px var(--aoi-layer);
  opacity: .6;
}
.aoi-node[data-layer="function"] { --aoi-layer: var(--aoi-function); }
.aoi-node[data-layer="technical"] { --aoi-layer: var(--aoi-technical); }
.aoi-node.is-lit .aoi-node__glyph::before {
  inset: 3px;
  opacity: 1;
  box-shadow: 0 0 10px 3px var(--aoi-layer), 0 0 22px 6px color-mix(in srgb, var(--aoi-layer) 45%, transparent);
}
.aoi-node__label {
  position: absolute;
  left: 26px;
  bottom: 18px;
  padding: 0 2px 3px;
  max-width: 260px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: .2em;
  font-size: 13px;
  font-weight: 300;
  color: #f8fafdf2;
  border-bottom: 1px solid rgba(255,255,255,.5);
  text-shadow: 0 0 6px rgba(0,0,0,.9);
  pointer-events: auto;
}
.aoi-node[data-side="left"] .aoi-node__label { left: auto; right: 26px; text-align: right; }
.aoi-node__label::before { opacity: .8; }
.aoi-node[data-state="verified"] .aoi-node__label::before { content: "\2713 "; color: var(--aoi-function); }
.aoi-node[data-state="unverified"] .aoi-node__label::before { content: "\25C7 "; }
.aoi-node[data-state="potential"] .aoi-node__label::before { content: "\25CB "; }
.aoi-node.is-selected .aoi-node__glyph { box-shadow: 0 0 0 1px #ffffffd9, 0 0 14px 2px #ffffff40; width: 26px; height: 26px; }
.aoi-node.is-selected .aoi-node__label { color: #fff; border-bottom-color: #fff; z-index: 2; }

.aoi-tree__leader { fill: none; stroke: rgba(255,255,255,0.5); stroke-width: .7; }

/* 缩放 */
.aoi-zoom {
  position: absolute;
  left: 14px;
  bottom: 16px;
  z-index: 8;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.aoi-zoom button {
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.16);
  background: #06070ad1;
  color: #c9cfdb;
  font-size: 15px;
}
.aoi-zoom button:hover { border-color: var(--aoi-control); color: var(--aoi-control); }

/* 底部图例 */
.aoi-legendbar {
  position: absolute;
  left: 18px; right: 18px; bottom: 10px;
  z-index: 6;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  font-size: 10px;
  pointer-events: none;
  color: var(--aoi-text-dim);
}
.aoi-legendbar .k { display: inline-flex; align-items: center; gap: 5px; }
.aoi-legendbar .sw { width: 10px; height: 10px; border-radius: 50%; }

/* 搜索 */
.aoi-searchpanel {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.78);
  display: none;
  justify-content: center;
  align-items: flex-start;
  padding-top: 12vh;
  z-index: 40;
}
.aoi-searchpanel.is-open { display: flex; }
.aoi-searchpanel__inner {
  width: min(560px, 92vw);
  background: #040609f5;
  border: 1px solid var(--aoi-hairline-strong);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.aoi-searchpanel input {
  width: 100%;
  background: #00000080;
  border: 1px solid var(--aoi-hairline-strong);
  color: var(--aoi-text);
  font: inherit;
  padding: 8px 10px;
  border-radius: 4px;
}
.aoi-searchpanel ul { list-style: none; margin: 0; padding: 0; max-height: 240px; overflow: auto; }
.aoi-searchpanel li { padding: 5px 8px; cursor: pointer; }
.aoi-searchpanel li:hover, .aoi-searchpanel li.is-active { background: rgba(56,244,255,.12); border-left: 1px solid var(--aoi-function); }

/* 响应 */
@media (max-width: 1180px) {
  .aoi-body { grid-template-columns: 240px minmax(0,1fr) 300px; }
}
@media (max-width: 900px) {
  .aoi-body { grid-template-columns: 1fr; }
  .aoi-sidebar, .aoi-detail { display: none; }
}
/* 品牌名 AoI 保持大小写（上方标题/节点标签有 text-transform: uppercase） */
.aoi-name { text-transform: none; letter-spacing: inherit; }

/* ---------- Mobile: keep the tree inside the viewport ---------- */
html, body { max-width: 100%; overflow-x: hidden; }
.aoi-root { min-width: 0; }
@media (max-width: 900px) {
  .aoi-root { height: 100dvh; min-height: 600px; grid-template-rows: auto minmax(0, 1fr); }
  .aoi-topbar { min-height: 96px; padding: 10px 12px; gap: 8px; flex-wrap: wrap; align-content: center; }
  .aoi-topbar > .vr, .aoi-topbar > .aoi-caps { display: none; }
  .aoi-brand { flex: none; }
  .aoi-topbar .spacer { display: block; }
  .aoi-channels { order: 10; width: 100%; overflow-x: auto; scrollbar-width: none; }
  .aoi-channels button { min-height: 32px; padding: 4px 8px; font-size: 11px; }
  .aoi-search { width: 36px; height: 36px; padding: 0; justify-content: center; font-size: 0; }
  .aoi-search::before { content: '⌕'; font-size: 17px; }
  .aoi-topbar .icon { width: 36px; height: 36px; }
  .aoi-topbar .tag { height: 30px; display: inline-flex; align-items: center; }
  .langSw { height: 30px; }
  .aoi-body, .aoi-main { min-height: 0; }
  .aoi-stage { min-height: 380px; }
  .aoi-node__label { display: none; max-width: 145px; font-size: 10px; letter-spacing: .06em; }
  .aoi-node.is-selected .aoi-node__label { display: block; }
  .aoi-node::after { content: ''; position: absolute; width: 38px; height: 38px; left: -19px; top: -19px; }
  .aoi-zoom button { width: 40px; height: 40px; }
  .aoi-legendbar { left: 62px; right: 10px; gap: 3px 8px; font-size: 9px; }
  .aoi-footer { min-height: 32px; padding: 5px 10px; gap: 8px; flex-wrap: wrap; }
  .aoi-footer .aoi-muted { display: none; }
  .aoi-detail { display: none; position: fixed; z-index: 30; left: 10px; right: 10px; bottom: 10px; max-height: 56dvh; padding: 16px; border: 1px solid var(--aoi-hairline-strong); border-radius: 8px; background: #080c14f5; box-shadow: 0 18px 60px #000; }
  .aoi-detail.has-selection { display: block; }
  .aoi-detail__head { padding-right: 32px; }
  .aoi-detail__tabs button { min-height: 40px; }
}