/* =============================================================
   半导体质量与可靠性智能分析工作台 — 工程智能控制台
   Premium engineering-console design. Light theme, deep-navy +
   technical-blue, layered surfaces, refined depth. No emoji.
   Design language realized from a kimi-k3 (CometAPI) design pass.
   ============================================================= */
:root{
  /* 核心色板 — 采用 ujdc-cockpit 暖奶油 + 金 主题 */
  --blue:#9a7322; --blue-2:#b8923a; --deep:#7a5a18; --deep-2:#9a7322;   /* 主强调=金 */
  --ok:#2e8b57; --warn:#c0791a; --fail:#c0392b;                          /* 语义:青绿/橙/红 */
  --bg:#f6efe2; --bg-2:#efe6d4; --card:#fffdf8; --line:#e4d8c2; --line-2:#f0e8d8;
  --ink:#2b2722; --muted:#6b5f4d; --faint:#9a8c74;
  --blue-soft:#f3ead6; --deep-soft:#f6efe2;
  --accent-blue:#2f6fb0; --accent-purple:#8456c7;  /* 图表辅助色 */
  /* 层次阴影 (暖调) */
  --shadow:0 1px 2px rgba(120,95,40,.08), 0 6px 20px -8px rgba(120,95,40,.16), inset 0 1px 0 rgba(255,255,255,.7);
  --shadow-sm:0 1px 2px rgba(120,95,40,.10), inset 0 1px 0 rgba(255,255,255,.6);
  --shadow-lg:0 2px 4px rgba(120,95,40,.08), 0 18px 44px -16px rgba(120,95,40,.28);
  --ring:0 0 0 3px rgba(154,115,34,.18);
  --ease:cubic-bezier(.4,0,.2,1);
  --radius:12px; --radius-sm:8px;
  --mono:"SFMono-Regular",ui-monospace,"Cascadia Code","Roboto Mono",Menlo,Consolas,monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans SC","PingFang SC","Microsoft YaHei",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--sans); color:var(--ink); font-size:14px; line-height:1.55;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  background:
    radial-gradient(1200px 600px at 78% -8%, rgba(184,146,58,.10), transparent 60%),
    radial-gradient(900px 500px at -6% 6%, rgba(154,115,34,.06), transparent 55%),
    linear-gradient(180deg,#faf4e8,#f6efe2 60%,#efe6d4);
  background-attachment:fixed; min-height:100vh;
}
a{color:var(--blue);text-decoration:none}

/* ---------- 顶部进度条 ---------- */
#topbar{position:fixed; top:0; left:0; right:0; height:3px; z-index:100; background:transparent; overflow:hidden; pointer-events:none}
#topbar.on{background:var(--blue-soft)}
#topbar .fill{height:100%; width:35%; background:linear-gradient(90deg,var(--blue-2),var(--deep)); transform:translateX(-120%); opacity:0; transition:opacity .2s}
#topbar.on .fill{opacity:1; animation:slide 1.1s ease-in-out infinite}
@keyframes slide{0%{transform:translateX(-120%)}100%{transform:translateX(320%)}}

/* ---------- 错误横幅 ---------- */
#errbar{
  display:none; position:fixed; top:14px; left:50%; transform:translateX(-50%); z-index:120;
  background:#fff; border:1px solid #f3c2c2; color:var(--fail); border-left:4px solid var(--fail);
  padding:11px 18px; border-radius:var(--radius-sm); box-shadow:var(--shadow-lg); max-width:640px; font-size:13px;
}
#errbar.show{display:block}
#errbar b{margin-right:6px}

/* ---------- 布局壳 ---------- */
.wrap{max-width:1460px; margin:0 auto; padding:0 22px 64px}

/* ---------- Hero ---------- */
.hero{
  position:relative; padding:30px 30px 22px; margin:20px 0 20px;
  background:linear-gradient(135deg,#5c4416 0%,#7a5a18 50%,#9a7322 100%);
  border-radius:16px; color:#fff; overflow:hidden;
  box-shadow:0 20px 44px -22px rgba(92,68,22,.5), inset 0 1px 0 rgba(255,255,255,.1);
}
.hero::after{
  content:""; position:absolute; inset:0; pointer-events:none; opacity:.5;
  background:radial-gradient(700px 260px at 88% -30%, rgba(212,168,83,.55), transparent 60%);
}
.hero-top{position:relative; z-index:1; display:flex; align-items:flex-start; justify-content:space-between; gap:24px; flex-wrap:wrap}
.hero h1{font-size:25px; font-weight:800; letter-spacing:.4px; margin:0 0 7px; color:#fff}
.hero .sub{color:rgba(226,236,250,.86); font-size:13.5px; max-width:780px; line-height:1.65}
.chips{display:flex; gap:11px; flex-wrap:wrap; margin-top:2px}
.chip{
  display:flex; align-items:center; gap:9px; border-radius:999px; padding:8px 15px;
  font-size:12.5px; color:#eaf1ff; font-weight:600; white-space:nowrap;
  background:rgba(255,255,255,.09); border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(6px);
}
.chip .no{font-family:var(--mono); background:rgba(255,255,255,.16); color:#fff; border-radius:6px; padding:2px 7px; font-size:11px; letter-spacing:.5px; font-weight:800}

/* ---------- 主网格 ---------- */
.layout{display:grid; grid-template-columns:300px minmax(0,1fr); gap:22px; align-items:start}

/* ---------- 控制面板 ---------- */
.panel{
  position:sticky; top:16px; background:linear-gradient(180deg,#ffffff,#fbfcff);
  border:1px solid var(--line); border-radius:var(--radius); box-shadow:var(--shadow);
  padding:18px 16px; max-height:calc(100vh - 32px); overflow-y:auto;
}
.panel h2{font-size:12.5px; text-transform:uppercase; letter-spacing:1.4px; color:var(--deep); margin:0 0 3px; font-weight:800}
.panel .phint{font-size:11.5px; color:var(--faint); margin:0 0 16px}
.pgroup{margin-bottom:17px; padding-bottom:15px; border-bottom:1px dashed var(--line)}
.pgroup:last-of-type{border-bottom:none}
.pgroup .glabel{font-size:11px; font-weight:800; text-transform:uppercase; letter-spacing:.9px; color:var(--blue); margin-bottom:11px; opacity:.85}
.ctrl{margin-bottom:13px}
.ctrl .row{display:flex; justify-content:space-between; align-items:baseline; margin-bottom:6px}
.ctrl label{font-size:12.5px; color:var(--ink); font-weight:600}
.ctrl .val{font-family:var(--mono); font-size:12px; color:var(--blue); font-weight:800; background:var(--blue-soft); padding:1px 7px; border-radius:5px}

/* 滑块 — 填充轨道观感 */
input[type=range]{
  -webkit-appearance:none; appearance:none; width:100%; height:6px; border-radius:6px; outline:none; cursor:pointer;
  background:linear-gradient(90deg,var(--blue) 0%,var(--blue) var(--pct,45%),#dbe3ef var(--pct,45%),#dbe3ef 100%);
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none; appearance:none; width:16px; height:16px; border-radius:50%;
  background:radial-gradient(circle at 35% 30%,#5b8ef8,#1d63ed); border:2px solid #fff;
  box-shadow:0 1px 3px rgba(23,72,184,.55), 0 0 0 1px rgba(29,99,237,.15); cursor:pointer; transition:transform .12s var(--ease)}
input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.12)}
input[type=range]::-moz-range-thumb{
  width:16px; height:16px; border-radius:50%; background:#1d63ed; border:2px solid #fff;
  box-shadow:0 1px 3px rgba(23,72,184,.55); cursor:pointer}
input[type=number],select{
  width:100%; padding:7px 9px; border:1px solid var(--line); border-radius:7px;
  font-family:var(--mono); font-size:12.5px; color:var(--ink); background:#fff; transition:border-color .15s,box-shadow .15s}
input[type=number]:focus,select:focus{border-color:var(--blue); box-shadow:var(--ring); outline:none}
select{font-family:var(--sans); font-weight:600; cursor:pointer}

.toggle{display:flex; align-items:center; gap:10px; cursor:pointer; user-select:none}
.toggle input{display:none}
.toggle .sw{width:40px; height:22px; border-radius:999px; background:#cdd7e6; position:relative; transition:background .2s var(--ease); flex:none; box-shadow:inset 0 1px 2px rgba(10,37,64,.15)}
.toggle .sw::after{content:""; position:absolute; top:2px; left:2px; width:18px; height:18px; border-radius:50%; background:#fff; box-shadow:0 1px 3px rgba(0,0,0,.28); transition:transform .2s var(--ease)}
.toggle input:checked+.sw{background:linear-gradient(180deg,var(--blue-2),var(--blue))}
.toggle input:checked+.sw::after{transform:translateX(18px)}
.toggle span.t{font-size:12.5px; font-weight:600}
.subctrl{margin-top:11px; opacity:.4; pointer-events:none; transition:opacity .2s var(--ease)}
.subctrl.on{opacity:1; pointer-events:auto}

.btns{display:flex; flex-direction:column; gap:10px; margin-top:8px}
button.act{
  border:none; border-radius:9px; padding:12px 12px; font-size:13.5px; font-weight:700; cursor:pointer;
  font-family:var(--sans); transition:transform .06s var(--ease), box-shadow .18s var(--ease), filter .18s;
  box-shadow:0 1px 2px rgba(10,37,64,.12), inset 0 1px 0 rgba(255,255,255,.14);
}
button.act:active{transform:translateY(1px) scale(.995)}
button.act:disabled{opacity:.55; cursor:not-allowed}
button.run{background:linear-gradient(180deg,var(--blue-2),var(--blue)); color:#fff; box-shadow:0 1px 2px rgba(23,72,184,.35), 0 8px 18px -8px rgba(29,99,237,.5), inset 0 1px 0 rgba(255,255,255,.2)}
button.run:hover:not(:disabled){filter:brightness(1.06); transform:translateY(-1px); box-shadow:0 2px 5px rgba(23,72,184,.32), 0 12px 26px -8px rgba(29,99,237,.55), inset 0 1px 0 rgba(255,255,255,.22)}
button.ai{background:linear-gradient(180deg,var(--deep-2),var(--deep)); color:#fff; box-shadow:0 1px 2px rgba(10,37,64,.4), 0 8px 18px -10px rgba(10,37,64,.6), inset 0 1px 0 rgba(255,255,255,.1)}
button.ai:hover:not(:disabled){filter:brightness(1.12); transform:translateY(-1px)}

/* ---------- 内容区 ---------- */
.content{min-width:0; display:flex; flex-direction:column; gap:20px}

/* KPI 行 */
.kpis{display:grid; grid-template-columns:repeat(4,1fr); gap:15px}
.kpi{background:linear-gradient(180deg,#ffffff,#fbfcff); border:1px solid var(--line); border-radius:var(--radius); box-shadow:var(--shadow-sm); padding:15px 17px 15px 19px; position:relative; overflow:hidden; transition:transform .16s var(--ease), box-shadow .16s var(--ease)}
.kpi:hover{transform:translateY(-2px); box-shadow:var(--shadow)}
.kpi::before{content:""; position:absolute; left:0; top:0; bottom:0; width:4px; background:var(--blue)}
.kpi.k-yield::before{background:linear-gradient(180deg,#2bbd6e,var(--ok))}
.kpi.k-ef::before{background:linear-gradient(180deg,#e0a72a,var(--warn))}
.kpi.k-anom::before{background:linear-gradient(180deg,#ef5044,var(--fail))}
.kpi.k-price::before{background:linear-gradient(180deg,var(--blue-2),var(--deep))}
.kpi .klabel{font-size:11.5px; color:var(--muted); font-weight:600; margin-bottom:5px}
.kpi .kval{font-family:var(--mono); font-size:27px; font-weight:800; line-height:1.1; color:var(--deep); letter-spacing:-.5px}
.kpi .kval small{font-size:13px; font-weight:700; color:var(--muted)}
.kpi .ksub{font-size:11.5px; color:var(--faint); margin-top:4px}
.kpi .kval.up{color:var(--fail)} .kpi .kval.down{color:var(--ok)} .kpi .kval.flat{color:var(--warn)}

/* 卡片 */
.card{background:var(--card); border:1px solid var(--line); border-radius:var(--radius); box-shadow:var(--shadow); padding:18px 20px; position:relative}
.card::before{content:""; position:absolute; left:18px; right:18px; top:0; height:2px; border-radius:2px; background:linear-gradient(90deg,transparent,rgba(29,99,237,.35),transparent); opacity:.7}
.card > h3{display:flex; align-items:center; gap:10px; margin:0 0 3px; font-size:15.5px; font-weight:800; color:var(--deep)}
.card > h3 .sn{font-family:var(--mono); background:linear-gradient(180deg,var(--blue-soft),#dfeaff); color:var(--blue); border-radius:7px; padding:3px 9px; font-size:12px; font-weight:800; flex:none; box-shadow:inset 0 0 0 1px rgba(29,99,237,.14)}
.card > .desc{font-size:12px; color:var(--faint); margin:0 0 12px}
.card-hd{display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap; margin-bottom:10px}
.card-hd .desc{margin:2px 0 0}

/* 卡片内工具条 */
.tools{display:flex; align-items:center; gap:8px; flex-wrap:wrap}
.tools label{font-size:11.5px; color:var(--muted); font-weight:600}
.tools select{width:auto; min-width:118px; padding:5px 9px; font-size:12px}
.seg{display:inline-flex; border:1px solid var(--line); border-radius:8px; overflow:hidden; background:#fff; box-shadow:var(--shadow-sm)}
.seg button{border:none; background:#fff; padding:6px 12px; font-size:12px; font-weight:600; color:var(--muted); cursor:pointer; border-right:1px solid var(--line); transition:background .14s,color .14s}
.seg button:last-child{border-right:none}
.seg button:hover:not(.on){background:var(--line-2)}
.seg button.on{background:linear-gradient(180deg,var(--blue-2),var(--blue)); color:#fff}

/* 图容器 */
.chart{width:100%; height:340px}
.chart.tall{height:420px}
.chart.wafer{height:470px}
.chart.sq{height:300px}

/* 网格拆分卡片 */
.split{display:grid; gap:16px}
.split.c2{grid-template-columns:1fr 1fr}
.split.w-2-1{grid-template-columns:1.35fr 1fr}

/* 指标小卡组 (.mc 及 JS 使用的 .mc-l/.mc-v) */
.metric-cards{display:grid; grid-template-columns:repeat(auto-fit,minmax(94px,1fr)); gap:10px; margin-top:12px}
.mc{background:linear-gradient(180deg,#fbfdff,#f3f7fd); border:1px solid var(--line); border-radius:var(--radius-sm); padding:10px 11px; text-align:center; box-shadow:var(--shadow-sm)}
.mc.wide{grid-column:1/-1}
.mc .l,.mc-l{font-size:10.5px; color:var(--muted); font-weight:600; margin-bottom:3px}
.mc .v,.mc-v{font-family:var(--mono); font-size:18px; font-weight:800; color:var(--deep); line-height:1.15}
.mc-v.sm{font-size:12.5px; font-family:var(--sans); font-weight:700}
.mc .v.ok{color:var(--ok)} .mc .v.warn{color:var(--warn)} .mc .v.fail{color:var(--fail)}
.mc .s{font-size:10px; color:var(--faint); margin-top:1px}

/* callout / 徽标 */
.callout{display:flex; gap:10px; align-items:flex-start; padding:11px 13px; margin-top:12px; border-radius:var(--radius-sm); font-size:12.5px; line-height:1.5; background:#fff8ec; border:1px solid #f2dfb8; color:#7a5a12}
.callout.bad{background:#fdeaea; border-color:#f3c2c2; color:#8a2020}
.callout.good{background:#eaf7ee; border-color:#bfe3c9; color:#1f5b30}
.callout .ic{font-size:15px; line-height:1.3}
.callout b{font-weight:800}
.badge{display:inline-flex; align-items:center; gap:6px; padding:4px 11px; border-radius:999px; font-size:12px; font-weight:700}
.badge.up{background:#fdecec; color:var(--fail)}
.badge.down{background:#e9f7ee; color:var(--ok)}
.badge.flat{background:#fdf4e2; color:#9a6a10}
.badge.offline{background:#eef1f5; color:var(--muted); font-weight:600}
.badge.live{background:#e9f2ff; color:var(--blue)}

/* WE 判异汇总行 (JS: .we-sum) */
.we-sum{font-size:12.5px; color:var(--muted); margin-top:12px; padding:9px 12px; background:var(--deep-soft); border:1px solid var(--line); border-radius:var(--radius-sm)}
.we-sum b{color:var(--deep); font-weight:800}

/* 混淆矩阵 (原 .confusion 语义 + JS 生成的 .cm-*) */
.confusion{margin-top:14px}
.confusion .sp{grid-column:span 2}
.confusion .ch{font-size:11px; color:var(--muted); font-weight:700; display:flex; align-items:center; justify-content:center; text-align:center}
.confusion .cell{border-radius:var(--radius-sm); padding:14px 6px; text-align:center; color:#fff}
.confusion .cell .cv{font-family:var(--mono); font-size:22px; font-weight:800}
.confusion .cell .cl{font-size:10.5px; opacity:.92; margin-top:2px}
.confusion .rlab{writing-mode:vertical-rl; font-size:10px; color:var(--muted); font-weight:700; display:flex; align-items:center; justify-content:center}
.cm-title{font-size:12px; font-weight:700; color:var(--muted); margin-bottom:8px}
.cm-grid{display:grid; grid-template-columns:1fr 1fr; gap:8px}
.cm-cell{border:1px solid var(--line); border-radius:var(--radius-sm); padding:14px 8px; text-align:center; box-shadow:var(--shadow-sm)}
.cm-l{font-size:11px; font-weight:700; color:var(--muted)}
.cm-v{font-family:var(--mono); font-size:22px; font-weight:800; color:var(--deep); margin-top:2px}

/* AI 简报 */
.ai-card .ai-chain{display:flex; align-items:center; gap:8px; flex-wrap:wrap; margin:6px 0 14px}
.ai-node{display:flex; flex-direction:column; gap:1px; background:var(--deep-soft); border:1px solid var(--line); border-radius:8px; padding:7px 12px; min-width:118px}
.ai-node .r{font-size:11px; color:var(--deep); font-weight:800}
.ai-node .m{font-family:var(--mono); font-size:11px; color:var(--muted)}
.ai-arrow{color:var(--faint); font-weight:800}
.ai-card{background:linear-gradient(180deg,#ffffff,#f7faff)}
/* 协同链路 / 模式徽标 (JS: .chain / .mode) */
.chain{font-family:var(--mono); font-size:12px; color:var(--muted); margin:4px 0 12px}
.chain b{color:var(--deep)}
.mode{font-size:12px; font-weight:700; padding:3px 10px; border-radius:999px; margin-left:8px}
.mode.live{background:#e9f2ff; color:var(--blue)}
.mode.off{background:#fdf4e2; color:#9a6a10}
/* 最终简报 markdown (.ai-final 保留 + JS 用 .brief) */
.ai-final,.brief{border:1px solid var(--line); border-radius:var(--radius-sm); background:#fcfdff; padding:6px 20px; font-size:13.5px; line-height:1.75; box-shadow:var(--shadow-sm)}
.brief.sm{font-size:12.5px; line-height:1.6; padding:4px 15px}
.ai-final h1,.ai-final h2,.ai-final h3,.brief h1,.brief h2,.brief h3,.brief h4,.brief h5{color:var(--deep); line-height:1.35}
.ai-final h1,.brief h1{font-size:17px; margin:16px 0 8px}
.ai-final h2,.brief h2{font-size:15px; margin:14px 0 7px; border-bottom:1px solid var(--line-2); padding-bottom:5px}
.ai-final h3,.brief h3{font-size:13.5px; margin:12px 0 6px; color:var(--blue)}
.brief h4,.brief h5{font-size:12.5px; margin:10px 0 5px}
.ai-final ul,.ai-final ol,.brief ul,.brief ol{margin:6px 0 10px; padding-left:22px}
.ai-final li,.brief li{margin:3px 0}
.ai-final p,.brief p{margin:8px 0}
.ai-final strong,.brief strong,.brief code{color:var(--deep)}
.brief code{background:#eef2f7; padding:1px 6px; border-radius:5px; font-family:var(--mono); font-size:12px}
.ai-details{margin-top:14px}
.ai-details details,details.ai-details{border:1px solid var(--line); border-radius:var(--radius-sm); margin-bottom:8px; background:#fbfcfe}
.ai-details summary,details.ai-details summary{cursor:pointer; padding:10px 14px; font-size:12.5px; font-weight:700; color:var(--blue)}
.ai-details .body{padding:2px 15px 12px; font-size:12.5px; line-height:1.65; color:var(--ink); white-space:pre-wrap}
.col2{display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-top:10px}
.col2 h5{margin:0 0 6px; font-size:12.5px; color:var(--deep)}
.ai-empty{color:var(--faint); font-size:13px; padding:20px 4px; text-align:center}
.ai-load{color:var(--muted); font-size:13px; padding:20px 4px; text-align:center}
/* 价格信号徽标 (JS: .pbadge) */
.pbadge{display:inline-block; color:#fff; font-size:12.5px; font-weight:700; padding:5px 14px; border-radius:999px; box-shadow:var(--shadow-sm)}
/* spinner (.spinner 及 JS 用 .spin) */
.spinner,.spin{display:inline-block; width:15px; height:15px; border:2px solid var(--blue-soft); border-top-color:var(--blue); border-radius:50%; animation:spin .7s linear infinite; vertical-align:-3px; margin-right:6px}
@keyframes spin{to{transform:rotate(360deg)}}

/* WE 规则表 */
.we-grid{display:grid; grid-template-columns:repeat(auto-fill,minmax(84px,1fr)); gap:8px; margin-top:12px}
.we-item{border:1px solid var(--line); border-radius:8px; padding:7px 8px; text-align:center; background:linear-gradient(180deg,#fbfcfe,#f5f8fc); box-shadow:var(--shadow-sm); display:flex; flex-direction:column; gap:2px}
.we-item.hit{border-color:#f3c2c2; background:linear-gradient(180deg,#fdeeee,#fde3e3)}
.we-item span,.we-item .wr{font-size:10.5px; color:var(--muted); font-weight:700; line-height:1.3}
.we-item b,.we-item .wc{font-family:var(--mono); font-size:15px; font-weight:800; color:var(--faint)}
.we-item.hit b,.we-item.hit .wc{color:var(--fail)}

/* 页脚 */
.footer{margin-top:38px; padding-top:22px; border-top:1px solid var(--line); text-align:center; color:var(--muted)}
.footer .tag{font-size:15px; font-weight:800; color:var(--deep); letter-spacing:.5px}
.footer .disc{display:flex; gap:8px; justify-content:center; flex-wrap:wrap; margin-top:13px}
.footer .disc span,.footer .bg,.footer .edu{font-size:12px}
.footer .disc span{background:var(--deep-soft); border:1px solid var(--line); border-radius:999px; padding:5px 14px; color:var(--deep); font-weight:600}
.footer .bg{display:block; color:var(--ink); margin-top:12px}
.footer .edu{display:block; color:var(--faint); margin-top:8px}

/* 响应式 */
@media (max-width:1080px){
  .kpis{grid-template-columns:repeat(2,1fr)}
  .split.c2,.split.w-2-1{grid-template-columns:1fr}
  .col2{grid-template-columns:1fr}
}
@media (max-width:860px){
  .layout{grid-template-columns:1fr}
  .panel{position:static; max-height:none}
  .wrap{padding:0 14px 50px}
  .hero{padding:24px 20px 18px}
}
@media (max-width:520px){
  .kpis{grid-template-columns:1fr}
  .hero h1{font-size:20px}
}

/* ============================================================
   ENRICHMENT: hero actions · dark theme · tour · animations
   ============================================================ */
.hero-actions{position:absolute; top:16px; right:18px; z-index:2; display:flex; gap:8px}
.hbtn{
  font-family:var(--sans); font-size:12px; font-weight:700; color:#eaf1ff; cursor:pointer;
  background:rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.22); border-radius:999px;
  padding:6px 14px; backdrop-filter:blur(6px); transition:background .16s var(--ease), transform .1s}
.hbtn:hover{background:rgba(255,255,255,.2); transform:translateY(-1px)}
.hbtn:active{transform:translateY(0)}

/* 卡片入场动画 (逐个淡入上移) */
@keyframes rise{from{opacity:0; transform:translateY(14px)}to{opacity:1; transform:none}}
.content > .card, .content > .kpis{animation:rise .5s var(--ease) both}
.content > *:nth-child(1){animation-delay:.02s}
.content > *:nth-child(2){animation-delay:.08s}
.content > *:nth-child(3){animation-delay:.14s}
.content > *:nth-child(4){animation-delay:.2s}
.content > *:nth-child(5){animation-delay:.26s}
.content > *:nth-child(6){animation-delay:.32s}
.content > *:nth-child(7){animation-delay:.38s}
.content > *:nth-child(8){animation-delay:.44s}
.content > *:nth-child(9){animation-delay:.5s}
@media (prefers-reduced-motion:reduce){.content>*{animation:none!important}}
/* KPI 数字跳动 */
.kpi .kval{transition:color .3s var(--ease)}
.kpi.flash{animation:flash .6s var(--ease)}
@keyframes flash{0%{box-shadow:var(--ring),var(--shadow-sm)}100%{box-shadow:var(--shadow-sm)}}

/* ---------- 引导讲解 (tour) ---------- */
.tour{position:fixed; inset:0; z-index:200}
.tour[hidden]{display:none}
.tour::before{content:""; position:absolute; inset:0; background:rgba(6,18,34,.55); backdrop-filter:blur(1.5px)}
.tour-spot{position:absolute; border-radius:14px; box-shadow:0 0 0 9999px rgba(6,18,34,.55), 0 0 0 3px var(--blue-2), 0 12px 40px rgba(0,0,0,.35); transition:all .35s var(--ease); pointer-events:none}
.tour-pop{position:absolute; width:320px; max-width:calc(100vw - 32px); background:var(--card); border:1px solid var(--line); border-radius:14px; box-shadow:var(--shadow-lg); padding:18px 20px; transition:all .35s var(--ease)}
.tour-step{font-family:var(--mono); font-size:11px; color:var(--blue); font-weight:800; letter-spacing:1px}
.tour-title{font-size:16px; font-weight:800; color:var(--deep); margin:3px 0 7px}
.tour-text{font-size:13px; color:var(--muted); line-height:1.65}
.tour-nav{display:flex; align-items:center; justify-content:space-between; margin-top:16px; gap:10px}
.tour-dots{display:flex; gap:5px}
.tour-dots i{width:6px; height:6px; border-radius:50%; background:var(--line); transition:background .2s}
.tour-dots i.on{background:var(--blue)}
.tbtn{font-family:var(--sans); font-size:12.5px; font-weight:700; border:none; border-radius:8px; padding:8px 15px; cursor:pointer; background:linear-gradient(180deg,var(--blue-2),var(--blue)); color:#fff; transition:filter .15s,transform .06s}
.tbtn:hover{filter:brightness(1.06)} .tbtn:active{transform:translateY(1px)}
.tbtn.ghost{background:transparent; color:var(--muted)}
.tbtn.ghost:hover{color:var(--ink)}

/* ---------- 深色主题 ---------- */
[data-theme="dark"]{
  --blue:#4b8bff; --blue-2:#63a0ff; --deep:#dbe8ff; --deep-2:#a9c6f5;
  --ok:#3fca7d; --warn:#e0ab3a; --fail:#ff6b5e;
  --bg:#0a1220; --bg-2:#0f1a2c; --card:#111c30; --line:#22314a; --line-2:#1a2740;
  --ink:#e6eefc; --muted:#93a4bd; --faint:#6b7d97;
  --blue-soft:#182844; --deep-soft:#152238;
  --shadow:0 1px 2px rgba(0,0,0,.4), 0 8px 24px -10px rgba(0,0,0,.6), inset 0 1px 0 rgba(255,255,255,.03);
  --shadow-sm:0 1px 2px rgba(0,0,0,.4), inset 0 1px 0 rgba(255,255,255,.03);
  --shadow-lg:0 2px 6px rgba(0,0,0,.5), 0 22px 50px -18px rgba(0,0,0,.7);
}
[data-theme="dark"] body{
  background:
    radial-gradient(1200px 600px at 78% -8%, rgba(75,139,255,.1), transparent 60%),
    radial-gradient(900px 500px at -6% 6%, rgba(20,40,72,.5), transparent 55%),
    linear-gradient(180deg,#0a1220,#0b1424 60%,#0a1220);
}
[data-theme="dark"] .hero{background:linear-gradient(135deg,#0c1c33 0%,#123457 55%,#164074 100%)}
[data-theme="dark"] .kpi,[data-theme="dark"] .panel,[data-theme="dark"] .mc,[data-theme="dark"] .we-item,[data-theme="dark"] .ai-final,[data-theme="dark"] .brief,[data-theme="dark"] .cm-cell{background:linear-gradient(180deg,#132138,#0f1a2c)}
[data-theme="dark"] .seg,[data-theme="dark"] .seg button,[data-theme="dark"] input[type=number],[data-theme="dark"] select{background:#0f1a2c; color:var(--ink)}
[data-theme="dark"] .brief code{background:#1a2740}
[data-theme="dark"] input[type=range]{background:linear-gradient(90deg,var(--blue) 0%,var(--blue) var(--pct,45%),#22314a var(--pct,45%),#22314a 100%)}
[data-theme="dark"] .callout{background:#241f12; border-color:#4a3d1a; color:#e6c583}
[data-theme="dark"] .callout.bad{background:#2a1616; border-color:#5a2626; color:#ff9d94}
[data-theme="dark"] .callout.good{background:#132a1c; border-color:#26512f; color:#7fd89b}
[data-theme="dark"] .badge.offline{background:#1a2740; color:var(--muted)}
body,.kpi,.panel,.card,.mc,.seg button,select,input{transition:background-color .3s var(--ease), border-color .3s var(--ease), color .3s var(--ease)}