:root{
  --bg:#070b14; --bg2:#0b1222; --panel:rgba(255,255,255,.045); --panel2:rgba(255,255,255,.07);
  --line:rgba(255,255,255,.10); --line2:rgba(255,255,255,.18);
  --text:#eaf0fa; --muted:#93a1b8; --dim:#5f6d84;
  --amber:#f0ae45; --amber2:#ffcf7a; --blue:#5b9bff; --blue2:#8cbcff; --pink:#f59fb5; --green:#46c486; --red:#ff6b6b;
  --r:18px; --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:15px;line-height:1.7;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
img{max-width:100%;display:block}
::selection{background:rgba(240,174,69,.35)}

/* ---------- background ---------- */
.bg-grid{position:fixed;inset:0;z-index:-2;background:
  radial-gradient(1200px 600px at 80% -10%,rgba(91,155,255,.16),transparent 60%),
  radial-gradient(900px 500px at -10% 30%,rgba(240,174,69,.08),transparent 60%),
  linear-gradient(var(--bg),var(--bg2))}
.bg-grid::after{content:"";position:absolute;inset:0;background-image:
  linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:56px 56px;mask-image:radial-gradient(ellipse at 50% 0%,#000 30%,transparent 75%)}

/* ---------- glass ---------- */
.glass{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);backdrop-filter:blur(18px) saturate(160%);-webkit-backdrop-filter:blur(18px) saturate(160%);position:relative}
.glass::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;pointer-events:none;
  background:linear-gradient(135deg,rgba(255,255,255,.22),rgba(255,255,255,.03) 45%,rgba(91,155,255,.18));
  -webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude}

/* ---------- nav ---------- */
.nav{position:fixed;top:14px;left:50%;transform:translateX(-50%);z-index:50;width:min(1180px,calc(100% - 24px));
  display:flex;align-items:center;gap:14px;padding:10px 14px 10px 18px;border-radius:999px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;white-space:nowrap}
.brand-mark{width:28px;height:28px;border-radius:9px;display:grid;place-items:center;font-size:13px;color:#1b1406;
  background:linear-gradient(135deg,var(--amber2),var(--amber));box-shadow:0 0 18px rgba(240,174,69,.45)}
.nav-links{display:flex;gap:2px;margin-left:auto;overflow-x:auto;scrollbar-width:none}
.nav-links::-webkit-scrollbar{display:none}
.nav-links a{padding:6px 11px;border-radius:999px;color:var(--muted);font-size:13.5px;white-space:nowrap;transition:.2s}
.nav-links a:hover,.nav-links a.on{color:var(--text);background:rgba(255,255,255,.08)}
.nav-ai{white-space:nowrap}
@media(max-width:980px){.nav-links{display:none}.nav-ai{margin-left:auto}}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 22px;border-radius:999px;font-weight:600;font-size:14.5px;cursor:pointer;border:1px solid transparent;transition:.2s}
.btn-primary{background:linear-gradient(135deg,var(--amber2),var(--amber));color:#1b1406;box-shadow:0 6px 26px rgba(240,174,69,.35)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 10px 34px rgba(240,174,69,.5)}
.btn-ghost{background:rgba(255,255,255,.04);color:var(--text);border-color:var(--line2)}
.btn-ghost:hover{background:rgba(255,255,255,.09)}
.btn-sm{padding:7px 14px;font-size:13px}

/* ---------- hero ---------- */
.hero{min-height:min(100vh,980px);display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:140px 20px 80px;position:relative;overflow:hidden}
.orb{position:absolute;border-radius:50%;filter:blur(70px);opacity:.55;z-index:-1;animation:drift 18s ease-in-out infinite}
.orb.a{width:520px;height:520px;background:#2b5cc8;top:-120px;right:-120px}
.orb.b{width:420px;height:420px;background:#8a5a12;bottom:-160px;left:-100px;animation-delay:-6s}
@keyframes drift{0%,100%{transform:translate(0,0)}50%{transform:translate(-40px,30px)}}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:999px;font-size:13px;color:var(--amber2);margin-bottom:22px}
.dot{width:7px;height:7px;border-radius:50%;background:var(--amber);box-shadow:0 0 12px var(--amber);animation:pulse 2s infinite}
@keyframes pulse{50%{opacity:.35}}
.hero h1{font-size:clamp(40px,7vw,84px);line-height:1.08;margin:0 0 18px;font-weight:800;letter-spacing:-.01em}
.shiny{background:linear-gradient(90deg,#fff 0%,var(--blue2) 25%,var(--amber2) 50%,var(--blue2) 75%,#fff 100%);background-size:200% auto;
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;animation:shiny 6s linear infinite}
@keyframes shiny{to{background-position:-200% center}}
.hero p.lead{max-width:720px;margin:0 auto 34px;color:var(--muted);font-size:clamp(15px,1.6vw,18px)}
.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.docflow{margin-top:64px;width:min(980px,100%);padding:22px 18px;border-radius:22px}
.docflow-track{display:flex;align-items:center;justify-content:space-between;gap:6px;position:relative}
.dchip{flex:1;min-width:0;padding:12px 6px;border-radius:14px;background:rgba(255,255,255,.05);border:1px solid var(--line);font-size:13.5px;font-weight:600;color:var(--muted);transition:.35s;position:relative;z-index:1}
.dchip small{display:block;font-weight:400;font-size:11.5px;color:var(--dim)}
.dchip.live,.dchip.live span{color:#1b1406;background:linear-gradient(135deg,var(--amber2),var(--amber));border-color:transparent;box-shadow:0 0 28px rgba(240,174,69,.45);transform:translateY(-4px)}
.dchip.live small{color:#4a3510}
.darrow{color:var(--dim);font-size:14px;flex:0 0 auto}
.docflow-cap{margin-top:14px;font-size:13px;color:var(--muted)}
.scroll-hint{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);font-size:12px;color:var(--dim);letter-spacing:.2em}

/* ---------- sections ---------- */
section.sec{padding:110px 20px 30px;max-width:1180px;margin:0 auto}
.sec-head{margin-bottom:38px}
.sec-tag{display:inline-flex;align-items:center;gap:10px;font-size:13px;color:var(--amber2);font-weight:600;letter-spacing:.06em;margin-bottom:10px}
.sec-tag b{font-family:"DIN Alternate","Bahnschrift",var(--font);font-size:15px;color:var(--amber)}
.sec-head h2{font-size:clamp(28px,3.6vw,42px);margin:0 0 10px;line-height:1.2}
.sec-head p{color:var(--muted);max-width:760px;margin:0}
.grid{display:grid;gap:18px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(3,minmax(0,1fr))}.g4{grid-template-columns:repeat(4,minmax(0,1fr))}.g5{grid-template-columns:repeat(5,minmax(0,1fr))}
@media(max-width:900px){.g3,.g4,.g5{grid-template-columns:repeat(2,minmax(0,1fr))}.g2{grid-template-columns:1fr}}
@media(max-width:560px){.g3,.g4,.g5{grid-template-columns:1fr}}
.card{padding:24px;transition:transform .25s,border-color .25s}
.card:hover{transform:translateY(-3px)}
.card h3{margin:0 0 8px;font-size:18px}
.card p{margin:0;color:var(--muted);font-size:14px}
.kicker{font-size:12px;color:var(--amber2);letter-spacing:.08em;margin-bottom:8px;font-weight:600}
.num{font-family:"DIN Alternate","Bahnschrift",var(--font);font-weight:700}
.tag{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;background:rgba(91,155,255,.14);color:var(--blue2);border:1px solid rgba(91,155,255,.25)}
.tag.amber{background:rgba(240,174,69,.14);color:var(--amber2);border-color:rgba(240,174,69,.3)}
.tag.green{background:rgba(70,196,134,.14);color:#7fe0ae;border-color:rgba(70,196,134,.3)}
.tag.red{background:rgba(255,107,107,.12);color:#ff9d9d;border-color:rgba(255,107,107,.3)}
.note{font-size:13px;color:var(--dim);margin-top:14px}
.callout{padding:16px 20px;border-radius:14px;background:rgba(240,174,69,.08);border:1px solid rgba(240,174,69,.25);color:#f3dcb4;font-size:14px}
.callout b{color:var(--amber2)}

/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- map (overview) ---------- */
.map-card{padding:22px;cursor:pointer}
.map-card .n{font-size:30px;color:rgba(255,255,255,.14);font-weight:800;line-height:1}
.map-card h3{margin:10px 0 6px;font-size:17px}
.map-card:hover{border-color:rgba(240,174,69,.4)}

/* ---------- stage table ---------- */
.stages{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
@media(max-width:900px){.stages{grid-template-columns:1fr}}
.stage{padding:18px;border-radius:16px;position:relative}
.stage .s1{font-size:12px;color:var(--muted)}
.stage .s2{font-size:17px;font-weight:700;margin:4px 0 10px}
.stage .s3{font-size:12.5px;color:var(--dim);border-top:1px dashed var(--line2);padding-top:10px;margin-top:10px}

/* ---------- data flow svg ---------- */
.flow-wrap{display:grid;grid-template-columns:1fr 330px;gap:18px;align-items:start}
@media(max-width:980px){.flow-wrap{grid-template-columns:1fr}}
.flow-svg{width:100%;height:auto;padding:14px}
.flow-svg .edge{stroke:rgba(255,255,255,.28);stroke-width:1.4;fill:none;marker-end:url(#arr)}
.flow-svg .edge.hl{stroke:var(--amber);stroke-width:2.2}
.flow-svg .node{cursor:pointer;transition:opacity .25s}
.flow-svg .node text{font-size:12.5px;font-weight:600;fill:#eaf0fa;text-anchor:middle;dominant-baseline:central;pointer-events:none;font-family:var(--font)}
.flow-svg .entity rect{fill:rgba(255,255,255,.06);stroke:rgba(255,255,255,.4)}
.flow-svg .process ellipse{fill:rgba(91,155,255,.16);stroke:var(--blue)}
.flow-svg .store rect{fill:rgba(245,159,181,.18);stroke:var(--pink)}
.flow-svg .node.sel rect,.flow-svg .node.sel ellipse{stroke:var(--amber);stroke-width:2.5;filter:drop-shadow(0 0 8px rgba(240,174,69,.7))}
.flow-svg.dim-other .node{opacity:.2}.flow-svg.dim-other .node.keep{opacity:1}
.flow-panel{padding:22px}
.legend{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}
.legend button{display:inline-flex;align-items:center;gap:7px;padding:6px 12px;border-radius:999px;border:1px solid var(--line2);background:rgba(255,255,255,.03);color:var(--text);font-size:12.5px;cursor:pointer}
.legend button.on{border-color:var(--amber);background:rgba(240,174,69,.12)}
.sw{width:12px;height:12px;border-radius:3px;display:inline-block}
.sw.e{border:1px solid #aaa}.sw.p{background:rgba(91,155,255,.4);border-radius:50%}.sw.s{background:rgba(245,159,181,.6)}
.info-box{margin-top:14px;padding:16px;border-radius:14px;background:rgba(255,255,255,.04);border:1px solid var(--line);min-height:120px}
.info-box h4{margin:0 0 6px;font-size:16px}
.info-box .to{margin-top:10px;font-size:13.5px;color:var(--amber2)}
.dbfiles{margin-top:16px;display:grid;gap:8px}
.dbfile{display:flex;gap:10px;font-size:13px;padding:9px 12px;border-radius:10px;background:rgba(245,159,181,.07);border:1px solid rgba(245,159,181,.18)}
.dbfile b{white-space:nowrap;color:#ffd0dc;font-weight:600}
.dbfile span{color:var(--muted)}

/* ---------- tree ---------- */
.tree-wrap{padding:28px;overflow-x:auto}
.tree,.tree ul{list-style:none;margin:0;padding:0}
.tree ul{padding-left:26px;margin-left:12px;border-left:1px dashed var(--line2)}
.tree li{position:relative;margin:7px 0}
.tree ul>li::before{content:"";position:absolute;left:-26px;top:19px;width:22px;border-top:1px dashed var(--line2)}
.tnode{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:10px;background:rgba(255,255,255,.05);border:1px solid var(--line);cursor:pointer;font-size:14px;transition:.2s}
.tnode:hover{border-color:var(--amber)}
.tnode .car{font-size:10px;color:var(--muted);transition:transform .2s}
.tnode.open .car{transform:rotate(90deg)}
.tnode.l0{background:linear-gradient(135deg,#2a4f86,#1f3a5f);font-weight:700;font-size:16px}
.tnode.l1{background:rgba(240,174,69,.16);border-color:rgba(240,174,69,.35);font-weight:600}
.tnode.l2{background:rgba(91,155,255,.12);border-color:rgba(91,155,255,.3)}
.ttip{font-size:12.5px;color:var(--muted);margin-left:10px}
.tree li.closed>ul{display:none}
.tips2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:18px}
@media(max-width:800px){.tips2{grid-template-columns:1fr}}

/* ---------- tabs ---------- */
.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.tab{padding:9px 16px;border-radius:999px;border:1px solid var(--line2);background:rgba(255,255,255,.03);color:var(--muted);cursor:pointer;font-size:14px;transition:.2s}
.tab:hover{color:var(--text)}
.tab.on{color:#1b1406;background:linear-gradient(135deg,var(--amber2),var(--amber));border-color:transparent;font-weight:600}
.setup-body{display:grid;grid-template-columns:1.1fr 1fr;gap:20px;padding:24px}
@media(max-width:900px){.setup-body{grid-template-columns:1fr}}
.pt{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
.pt:last-child{border-bottom:none}
.pt b{min-width:84px;color:var(--amber2);font-weight:600;font-size:14px}
.pt span{color:#c9d3e3;font-size:14px}
.shots{display:grid;gap:12px}
.shot{border-radius:12px;overflow:hidden;border:1px solid var(--line2);background:#fff;cursor:zoom-in;position:relative}
.shot figcaption{position:absolute;left:8px;bottom:8px;font-size:11.5px;padding:2px 9px;border-radius:999px;background:rgba(7,11,20,.75);color:#dfe6f2}
.vs{display:inline-flex;gap:6px;align-items:center;font-size:12.5px;color:var(--muted);margin-bottom:10px}

/* ---------- opening quiz ---------- */
.op-case{padding:24px}
.op-case .biz{font-size:15px;line-height:1.8;padding:14px 16px;border-radius:12px;background:rgba(255,255,255,.04);border-left:0;margin-bottom:16px}
.chain{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:10px;align-items:center}
@media(max-width:700px){.chain{grid-template-columns:1fr}.chain .ar{display:none}}
.chain .ar{color:var(--amber)}
.sel-box label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}
select,input[type=number],input[type=text]{width:100%;padding:10px 12px;border-radius:10px;border:1px solid var(--line2);background:rgba(5,9,18,.6);color:var(--text);font-family:inherit;font-size:14px;outline:none}
select:focus,input:focus{border-color:var(--amber)}
.fixed-box{padding:10px 12px;border-radius:10px;background:rgba(255,255,255,.05);border:1px solid var(--line);font-size:14px}
.result{margin-top:14px;padding:12px 16px;border-radius:12px;font-size:14px;display:none}
.result.ok{display:block;background:rgba(70,196,134,.1);border:1px solid rgba(70,196,134,.35);color:#bff0d6}
.result.no{display:block;background:rgba(255,107,107,.1);border:1px solid rgba(255,107,107,.35);color:#ffd2d2}

/* ---------- swimlane ---------- */
.lanes{padding:18px;overflow-x:auto}
.lane{display:grid;grid-template-columns:150px repeat(7,minmax(110px,1fr));gap:10px;align-items:center;padding:12px 0;border-bottom:1px dashed var(--line)}
.lane:last-child{border-bottom:none}
.lane-name{font-weight:700;font-size:14px;color:var(--blue2)}
.lane-name small{display:block;font-weight:400;color:var(--dim);font-size:11.5px}
.step{padding:10px 8px;border-radius:12px;text-align:center;font-size:13px;font-weight:600;background:rgba(255,255,255,.05);border:1px solid var(--line);cursor:pointer;transition:.2s}
.step:hover,.step.on{border-color:var(--amber);background:rgba(240,174,69,.14)}
.step .v{display:block;font-size:11px;font-weight:400;margin-top:3px}
.step-detail{display:grid;grid-template-columns:auto 1fr;gap:24px;padding:24px;margin-top:18px;align-items:start}
@media(max-width:800px){.step-detail{grid-template-columns:1fr}}
.big-no{font-size:64px;line-height:1;color:var(--amber);font-weight:800}
.kv{display:grid;grid-template-columns:110px 1fr;gap:8px 14px;font-size:14px;margin-top:12px}
.kv dt{color:var(--muted)}.kv dd{margin:0}

/* ---------- settlement simulator ---------- */
.sim{display:grid;grid-template-columns:360px 1fr;gap:20px}
@media(max-width:960px){.sim{grid-template-columns:1fr}}
.sim-form{padding:24px}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}
.frow label{font-size:12.5px;color:var(--muted);display:block;margin-bottom:5px}
.presets{display:flex;flex-wrap:wrap;gap:8px;margin:4px 0 16px}
.sim-out{padding:24px}
.cmp{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}
.cmp-item{padding:14px;border-radius:12px;background:rgba(255,255,255,.04);border:1px solid var(--line)}
.cmp-item .h{font-size:12.5px;color:var(--muted)}
.cmp-item .v{font-size:18px;font-weight:700;margin-top:4px}
.cmp-item.ok{border-color:rgba(70,196,134,.45)}.cmp-item.bad{border-color:rgba(255,107,107,.5)}
.verdict{padding:16px 18px;border-radius:14px;font-size:15px;margin-bottom:14px}
.verdict.ok{background:rgba(70,196,134,.12);border:1px solid rgba(70,196,134,.4)}
.verdict.bad{background:rgba(255,107,107,.1);border:1px solid rgba(255,107,107,.4)}
.docs-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.mini-doc{padding:14px;border-radius:12px;font-size:13px;background:#f7f9fc;color:#1d2735;position:relative;box-shadow:0 8px 24px rgba(0,0,0,.3)}
.mini-doc .t{font-weight:700;font-size:14px;margin-bottom:6px}
.mini-doc.red{border-top:4px solid #d9363e}.mini-doc.red .t{color:#d9363e}
.mini-doc.blue{border-top:4px solid #2f6fe4}.mini-doc.blue .t{color:#2f6fe4}
.mini-doc.gray{border-top:4px solid #7a8699}
.stamp{position:absolute;right:10px;top:10px;font-size:11px;padding:1px 7px;border:1.5px solid #d9363e;color:#d9363e;border-radius:4px;transform:rotate(8deg)}

/* ---------- voucher ---------- */
.vgen{display:grid;grid-template-columns:330px 1fr;gap:20px}
@media(max-width:960px){.vgen{grid-template-columns:1fr}}
.voucher{background:#fbfcfe;color:#1d2735;border-radius:14px;padding:22px 24px;box-shadow:0 20px 50px rgba(0,0,0,.4);position:relative;overflow:hidden}
.voucher::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(0deg,transparent 0 31px,rgba(217,54,62,.06) 31px 32px);pointer-events:none}
.v-title{text-align:center;font-size:22px;font-weight:800;letter-spacing:.5em;color:#b0262d;margin-bottom:4px}
.v-meta{display:flex;justify-content:space-between;font-size:12px;color:#5d6878;margin-bottom:12px}
.v-table{width:100%;border-collapse:collapse;font-size:13.5px;position:relative}
.v-table th{background:#eef2f8;color:#334;font-weight:600;padding:8px;border:1px solid #c9d2df}
.v-table td{padding:9px 8px;border:1px solid #d5dce7}
.v-table td.amt{text-align:right;font-family:"DIN Alternate","Bahnschrift",Consolas,monospace}
.v-table tr.vl{cursor:help;transition:background .2s}
.v-table tr.vl:hover,.v-table tr.vl.on{background:#fff4dd}
.v-table tr.total td{font-weight:700;background:#f4f6fa}
.v-src{margin-top:14px;padding:14px 16px;border-radius:12px;background:rgba(255,255,255,.04);border:1px solid var(--line);font-size:14px;min-height:72px}
.v-src b{color:var(--amber2)}
.v-steps{display:flex;gap:8px;flex-wrap:wrap;font-size:12.5px;color:var(--muted);margin-top:12px}
.v-steps span{padding:4px 10px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line)}

/* ---------- full simulation ---------- */
.lab{display:grid;grid-template-columns:300px 1fr;gap:20px}
@media(max-width:980px){.lab{grid-template-columns:1fr}}
.lab-steps{padding:18px;display:flex;flex-direction:column;gap:8px}
.lstep{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:12px;border:1px solid var(--line);background:rgba(255,255,255,.03);font-size:14px;color:var(--muted)}
.lstep .c{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:700;background:rgba(255,255,255,.08);flex:0 0 auto}
.lstep.done{color:var(--text)}.lstep.done .c{background:var(--green);color:#06210f}
.lstep.cur{border-color:var(--amber);color:var(--text);background:rgba(240,174,69,.1)}.lstep.cur .c{background:var(--amber);color:#1b1406}
.lab-main{display:grid;gap:18px;align-content:start}
.lab-log{padding:20px;max-height:420px;overflow:auto}
.log-item{padding:12px 14px;border-radius:12px;background:rgba(255,255,255,.04);border:1px solid var(--line);margin-bottom:10px;font-size:13.5px;animation:pop .35s ease}
.log-item .h{display:flex;justify-content:space-between;gap:10px;font-weight:600;margin-bottom:4px}
.log-item .entries{font-family:"DIN Alternate","Bahnschrift",var(--font);color:#c9d3e3;white-space:pre-line;font-size:13px}
@keyframes pop{from{opacity:0;transform:translateY(8px)}}
.taccts{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
@media(max-width:900px){.taccts{grid-template-columns:repeat(2,minmax(0,1fr))}}
.tacct{padding:14px;border-radius:14px;text-align:center}
.tacct .n{font-size:12.5px;color:var(--muted)}
.tacct .b{font-size:20px;font-weight:700;margin-top:4px}
.tacct .d{font-size:11.5px;color:var(--dim)}
.tacct.flash{animation:flash 1s}
@keyframes flash{30%{box-shadow:0 0 0 2px var(--amber),0 0 30px rgba(240,174,69,.5)}}

/* ---------- compare table ---------- */
.ctable{width:100%;border-collapse:separate;border-spacing:0;font-size:14px;overflow:hidden;border-radius:16px}
.ctable th,.ctable td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line)}
.ctable th{background:rgba(255,255,255,.06);font-weight:600}
.ctable td:first-child{color:var(--muted);white-space:nowrap}
.ctable td:nth-child(2){color:#ffe2b0}
.ctable tr:last-child td{border-bottom:none}

/* ---------- accordion ---------- */
.acc{border-radius:14px;margin-bottom:10px;overflow:hidden}
.acc summary{list-style:none;cursor:pointer;padding:16px 20px;font-weight:600;display:flex;justify-content:space-between;gap:10px}
.acc summary::-webkit-details-marker{display:none}
.acc summary::after{content:"+";color:var(--amber);font-size:20px;line-height:1}
.acc[open] summary::after{content:"−"}
.acc .body{padding:0 20px 18px;color:#c9d3e3;font-size:14px}
.ventries{margin-top:10px;display:grid;gap:4px;font-size:13px}
.ventries div{display:grid;grid-template-columns:28px 1fr auto;gap:8px;padding:6px 10px;border-radius:8px;background:rgba(255,255,255,.04)}
.ventries .dc{color:var(--amber2);font-weight:700}

/* ---------- risk ---------- */
.risk{padding:20px}
.risk .loss{font-size:13px;color:#ffb3b3;margin:8px 0}
.risk .ctrl{font-size:13px;color:#a9e7c8}
.pyramid{display:flex;flex-direction:column;align-items:center;gap:8px;padding:24px}
.pyr{padding:12px 16px;border-radius:12px;text-align:center;color:#fff}
.pyr b{display:block;font-size:15px}.pyr span{font-size:12.5px;opacity:.85}

/* ---------- quiz ---------- */
.quiz{padding:26px}
.qhead{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;color:var(--muted);font-size:13px}
.qbar{height:5px;border-radius:5px;background:rgba(255,255,255,.08);overflow:hidden;margin-bottom:20px}
.qbar i{display:block;height:100%;background:linear-gradient(90deg,var(--amber),var(--amber2));transition:width .3s}
.qq{font-size:19px;font-weight:700;margin-bottom:16px}
.qopt{display:block;width:100%;text-align:left;padding:13px 16px;margin-bottom:10px;border-radius:12px;border:1px solid var(--line2);background:rgba(255,255,255,.03);color:var(--text);cursor:pointer;font-size:14.5px;transition:.2s}
.qopt:hover{border-color:var(--amber)}
.qopt.right{border-color:var(--green);background:rgba(70,196,134,.12)}
.qopt.wrong{border-color:var(--red);background:rgba(255,107,107,.1)}
.qexp{padding:12px 16px;border-radius:12px;background:rgba(91,155,255,.08);border:1px solid rgba(91,155,255,.25);font-size:14px;margin-top:6px;display:none}
.qnav{display:flex;justify-content:flex-end;margin-top:16px}
.score{text-align:center;padding:30px}
.score .big{font-size:64px;font-weight:800;color:var(--amber)}

/* ---------- footer ---------- */
footer{max-width:1180px;margin:80px auto 0;padding:40px 20px 120px;color:var(--dim);font-size:13px;border-top:1px solid var(--line)}
footer .refs div{margin:4px 0}

/* ---------- lightbox ---------- */
.lightbox{position:fixed;inset:0;background:rgba(3,6,12,.88);display:none;align-items:center;justify-content:center;z-index:100;padding:30px;cursor:zoom-out}
.lightbox.on{display:flex}
.lightbox img{max-height:90vh;border-radius:10px;box-shadow:0 30px 80px rgba(0,0,0,.6)}

/* ---------- AI chat ---------- */
.ai-fab{position:fixed;right:24px;bottom:24px;z-index:80;display:flex;align-items:center;gap:10px;padding:13px 20px 13px 14px;border-radius:999px;border:none;cursor:pointer;color:#1b1406;font-weight:700;font-size:14.5px;
  background:linear-gradient(135deg,var(--amber2),var(--amber));box-shadow:0 10px 36px rgba(240,174,69,.45);animation:glow 3s ease-in-out infinite}
@keyframes glow{50%{box-shadow:0 10px 50px rgba(240,174,69,.75)}}
.ai-fab .ic{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:#1b1406;color:var(--amber2);font-size:13px}
.ai-panel{position:fixed;right:24px;bottom:94px;z-index:90;width:min(420px,calc(100% - 32px));height:min(620px,calc(100vh - 130px));display:none;flex-direction:column;overflow:hidden;
  background:rgba(12,18,32,.92);border-radius:22px;border:1px solid var(--line2);box-shadow:0 30px 80px rgba(0,0,0,.55);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}
.ai-panel.on{display:flex;animation:pop .3s ease}
.ai-top{display:flex;align-items:center;gap:12px;padding:16px 18px;border-bottom:1px solid var(--line)}
.ai-top .av{width:36px;height:36px;border-radius:12px;display:grid;place-items:center;font-weight:800;color:#1b1406;background:linear-gradient(135deg,var(--amber2),var(--amber))}
.ai-top .t{font-weight:700}.ai-top .s{font-size:12px;color:var(--muted)}
.ai-top .x{margin-left:auto;background:none;border:none;color:var(--muted);font-size:22px;cursor:pointer}
.ai-msgs{flex:1;overflow:auto;padding:16px 16px 6px}
.msg{max-width:88%;padding:11px 14px;border-radius:14px;margin-bottom:10px;font-size:14px;line-height:1.7;white-space:pre-wrap;word-break:break-word}
.msg.bot{background:rgba(255,255,255,.06);border:1px solid var(--line);border-top-left-radius:4px}
.msg.me{margin-left:auto;background:linear-gradient(135deg,#2c5fc4,#2a4f86);border-top-right-radius:4px}
.msg .src{display:block;margin-top:6px;font-size:11.5px;color:var(--dim)}
.typing span{display:inline-block;width:6px;height:6px;margin:0 2px;border-radius:50%;background:var(--muted);animation:bounce 1s infinite}
.typing span:nth-child(2){animation-delay:.15s}.typing span:nth-child(3){animation-delay:.3s}
@keyframes bounce{50%{transform:translateY(-5px);opacity:.4}}
.ai-sug{display:flex;flex-wrap:wrap;gap:6px;padding:0 16px 10px}
.ai-sug button{padding:6px 11px;border-radius:999px;border:1px solid var(--line2);background:rgba(255,255,255,.03);color:var(--muted);font-size:12.5px;cursor:pointer}
.ai-sug button:hover{color:var(--text);border-color:var(--amber)}
.ai-in{display:flex;gap:8px;padding:12px 14px;border-top:1px solid var(--line)}
.ai-in textarea{flex:1;resize:none;height:44px;padding:11px 12px;border-radius:12px;border:1px solid var(--line2);background:rgba(5,9,18,.6);color:var(--text);font-family:inherit;font-size:14px;outline:none}
.ai-in textarea:focus{border-color:var(--amber)}
.ai-in button{width:46px;border-radius:12px;border:none;cursor:pointer;background:var(--amber);color:#1b1406;font-weight:800;font-size:16px}

.risk-wrap{grid-template-columns:2fr 1fr;align-items:start}
@media(max-width:900px){.risk-wrap{grid-template-columns:1fr}}
@media(max-width:600px){.lane{grid-template-columns:110px repeat(7,minmax(96px,1fr))}.docflow-track{flex-wrap:wrap;justify-content:center}.dchip{flex:0 0 calc(33% - 10px)}.darrow{display:none}.cmp{grid-template-columns:1fr}.frow{grid-template-columns:1fr}}