/* ============================================================
   URBGO 招商加盟政策 · 共享设计系统
   提炼自《URBGO 2026 产品手册》视觉语言
   ============================================================ */
:root{
  --lime:#a6cf00;
  --lime-bright:#c2f000;
  --lime-deep:#86a800;
  --ink:#1e201a;
  --ink-soft:#3a3c34;
  --gray:#8b8e83;
  --gray-2:#a7a99f;
  --line:#e7e8e2;
  --line-soft:#f1f2ee;
  --paper:#ffffff;
  --paper-2:#f7f8f4;
  --stage-0:#15160f;
  --stage-1:#0b0c07;
  --chrome:#e9ebe2;
  --chrome-dim:#8a8d80;
  --uiline:rgba(255,255,255,.10);
  --disp:'Jost','Noto Sans SC',sans-serif;
  --sc:'Jost','Noto Sans SC',sans-serif;

  /* ---- TYPE SCALE (px on the 1200×1697 board) ----
     One fixed scale; never hand-pick sizes outside it. */
  /* — DISPLAY BAND (cover & divider heroes ONLY — optically sized) — */
  --fs-cover:108px;     /* cover / full-page hero — ZH (primary) */
  --fs-cover-2:92px;    /* cover hero — long ZH titles (2+ lines) */
  --fs-cover-en:80px;   /* cover hero — EN companion */
  --fs-brandmark:60px;  /* URBGO wordmark on dark cover pages */
  --fs-watermark:600px; /* decorative giant glyph behind covers (≤.08 alpha) */
  /* — READING SCALE (everything else takes values from here) — */
  --fs-display:92px;  /* in-page section-opener titles */
  --fs-h1:56px;       /* page hero — .h-sec zh */
  --fs-h2:33px;       /* sub-section header — .h-sub */
  --fs-h3:26px;       /* card / list item titles */
  --fs-lead:24px;     /* intro / lead paragraphs */
  --fs-body:22px;     /* default body, clauses, table cells */
  --fs-cap:18px;      /* captions, notes, EN sub-labels */
  --fs-micro:15px;    /* uppercase micro labels, footnotes (hard minimum) */
  /* — STAT NUMERALS (decorative figures only) — */
  --fs-numeral:46px;  /* inline index numeral inside cards (01 02 …) */
  --fs-stat:84px;     /* standard big statistic (.hstat) */
  --fs-stat-xl:138px; /* oversized hero figure (single, dark blocks) */
  /* ---- WEIGHTS (semantic) ---- */
  --fw-thin:200;      /* decorative numerals ONLY (75, layered 01…) */
  --fw-light:300;     /* body & descriptions — default reading weight */
  --fw-regular:400;   /* lead text, soft emphasis */
  --fw-medium:500;    /* labels, eyebrows, hero titles */
  --fw-semibold:600;  /* headings, card titles, key emphasis */
  /* ---- LINE-HEIGHT ---- */
  --lh-tight:1.1;     /* display / headings */
  --lh-snug:1.32;     /* sub-heads, statements */
  --lh-body:1.7;      /* reading text */
  /* ---- SPACING RHYTHM ---- */
  --sp-1:6px; --sp-2:10px; --sp-3:14px; --sp-4:20px;
  --sp-5:26px; --sp-6:34px; --sp-7:48px; --sp-8:70px;
  /* ---- IMAGERY ---- */
  --img-radius:8px;
  --cover-scrim:linear-gradient(180deg, rgba(10,11,6,.66) 0%, rgba(10,11,6,.34) 32%, rgba(10,11,6,.58) 64%, rgba(8,9,5,.96) 100%);
  /* ---- DIAGRAM / CHART ---- */
  --node-radius:8px;
  --connector:rgba(166,207,0,.4);
  --connector-w:1.8px;
  --watermark:rgba(166,207,0,.08);
  /* ---- PROFESSIONAL SYSTEM TOKENS ---- */
  --radius-card:8px;
  --radius-panel:10px;
  --radius-soft:6px;
  --shadow-panel:0 18px 38px -32px rgba(30,32,26,.45);
  --shadow-subtle:0 8px 22px -20px rgba(30,32,26,.28);
  --paper-warm:#fbfcf8;
  --paper-form:#f9faf6;
  /* diagram type sub-scale (charts may sit below Body — never used for page copy) */
  --fs-dnode:23px;    /* node / hub primary label inside diagrams */
  --fs-dhead:16px;    /* diagram column header */
  --fs-dsub:13px;     /* diagram EN sub-label / caption */
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:var(--disp);
  background:radial-gradient(120% 90% at 50% 0%, #1c1e14 0%, var(--stage-0) 42%, var(--stage-1) 100%);
  color:var(--chrome);overflow:hidden;-webkit-font-smoothing:antialiased;
}
body::after{content:"";position:fixed;inset:0;pointer-events:none;z-index:1;
  background:radial-gradient(130% 120% at 50% 45%, transparent 55%, rgba(0,0,0,.5) 100%)}

/* ---------------- reader chrome ---------------- */
.topbar{position:fixed;top:0;left:0;right:0;height:62px;z-index:40;display:flex;
  align-items:center;justify-content:space-between;padding:0 24px}
.ui-wm{display:flex;align-items:baseline;letter-spacing:.04em;font-weight:600;font-size:22px}
.ui-wm .a{color:#cfd2c6}.ui-wm .b{color:var(--lime)}
.ui-wm .tag{margin-left:12px;font-size:10px;letter-spacing:.34em;font-weight:500;color:var(--chrome-dim);
  align-self:center;padding-left:12px;border-left:1px solid var(--uiline)}
.doc-title{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font-size:11px;
  letter-spacing:.34em;color:var(--chrome-dim);font-weight:500;text-transform:uppercase;white-space:nowrap}
.tools{display:flex;align-items:center;gap:6px}
.tool{width:40px;height:40px;border-radius:11px;border:1px solid transparent;background:transparent;
  color:var(--chrome-dim);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.18s}
.tool:hover{color:#fff;background:rgba(255,255,255,.06);border-color:var(--uiline)}
.tool svg{width:19px;height:19px}
.topright{display:flex;align-items:center;gap:8px}

/* doc-switcher pill */
.docnav{display:flex;gap:2px;background:rgba(255,255,255,.05);border:1px solid var(--uiline);border-radius:11px;padding:3px;margin-right:6px}
.docnav a{font-family:var(--sc);font-size:12px;font-weight:500;letter-spacing:.02em;color:var(--chrome-dim);
  text-decoration:none;border-radius:8px;padding:7px 12px;transition:.16s;white-space:nowrap}
.docnav a:hover{color:#fff}
.docnav a.on{background:var(--lime);color:#16170f}
.agreement-subnav{position:fixed;left:50%;top:70px;transform:translateX(-50%);z-index:42;display:flex;gap:2px;padding:3px;border:1px solid rgba(255,255,255,.12);border-radius:8px;background:rgba(17,20,13,.92);backdrop-filter:blur(12px);box-shadow:0 18px 40px -28px rgba(0,0,0,.8)}
.agreement-subnav a{display:flex;align-items:center;gap:8px;padding:7px 13px;border-radius:6px;color:var(--chrome-dim);font-family:var(--sc);font-size:12px;font-weight:550;text-decoration:none;white-space:nowrap}.agreement-subnav a:hover{color:#fff;background:rgba(255,255,255,.06)}.agreement-subnav a.on{background:var(--lime);color:#16170f;font-weight:700}
body.has-agreement-subnav .stage{padding-top:106px}

.stage{position:fixed;inset:0;z-index:10;display:flex;align-items:center;justify-content:center;padding:64px 88px 52px}
.viewer{position:relative;width:calc(var(--vw,2400)*1px*var(--s,.34));height:calc(1697px*var(--s,.34));overflow:hidden;
  border-radius:4px;box-shadow:0 50px 110px -34px rgba(0,0,0,.72),0 6px 22px rgba(0,0,0,.4)}
.track{display:flex;height:100%;will-change:transform;
  transform:translateX(calc(-1 * var(--spread,0) * var(--vw,2400) * 1px * var(--s,.34)));
  transition:transform .62s cubic-bezier(.66,.01,.18,1)}
.leaf{flex:0 0 calc(1200px*var(--s,.34));height:calc(1697px*var(--s,.34));position:relative;background:var(--paper);overflow:hidden}
.leaf.blank{background:#f6f6f3}
.board{position:absolute;top:0;left:0;width:1200px;height:1697px;transform-origin:0 0;
  transform:scale(var(--s,.34));background:var(--paper);color:var(--ink);overflow:hidden}
.spine{position:absolute;top:0;bottom:0;left:50%;width:64px;transform:translateX(-50%);z-index:6;pointer-events:none;
  background:linear-gradient(90deg,rgba(0,0,0,0),rgba(0,0,0,.09) 44%,rgba(0,0,0,.15) 50%,rgba(0,0,0,.09) 56%,rgba(0,0,0,0))}
[data-up="1"] .spine{display:none}
.tools .tool.on{color:var(--lime)}

.nav{position:fixed;top:50%;transform:translateY(-50%);z-index:30;width:52px;height:52px;border-radius:50%;
  background:rgba(20,22,15,.5);backdrop-filter:blur(8px);border:1px solid var(--uiline);color:var(--chrome);
  cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.2s}
.nav:hover{background:var(--lime);color:#16170f;border-color:var(--lime);transform:translateY(-50%) scale(1.06)}
.nav:disabled{opacity:0;pointer-events:none}.nav svg{width:22px;height:22px}.nav.left{left:24px}.nav.right{right:24px}

.bottom{position:fixed;left:0;right:0;bottom:0;z-index:40;display:flex;flex-direction:column;align-items:center;padding-bottom:13px}
.progress{width:100%;height:2px;background:rgba(255,255,255,.07);position:relative}
.progress .fill{position:absolute;left:0;top:0;height:100%;background:linear-gradient(90deg,var(--lime),var(--lime-bright));width:0;transition:width .5s cubic-bezier(.22,.61,.36,1)}
.counter{display:flex;align-items:baseline;gap:8px;margin-top:11px;font-variant-numeric:tabular-nums;letter-spacing:.08em;cursor:pointer;user-select:none}
.counter .cur{font-size:17px;font-weight:500;color:#fff}.counter .sep,.counter .tot{color:var(--chrome-dim);font-size:13px}
.counter .label{margin-left:14px;font-size:11px;letter-spacing:.10em;color:var(--chrome-dim)}
.hint{position:fixed;left:50%;bottom:60px;transform:translateX(-50%);z-index:35;font-size:11px;letter-spacing:.10em;
  color:var(--chrome-dim);display:flex;align-items:center;gap:10px;opacity:.85;transition:opacity .5s;pointer-events:none}
.hint.gone{opacity:0}
.kbd span{border:1px solid var(--uiline);border-radius:5px;padding:2px 7px;color:#cfd2c6;font-size:11px}

/* language switch */
.langsw{display:flex;gap:2px;background:rgba(255,255,255,.06);border:1px solid var(--uiline);border-radius:11px;padding:3px;margin-right:8px}
.langsw button{font-family:var(--sc);font-size:12px;font-weight:500;letter-spacing:.04em;color:var(--chrome-dim);background:transparent;border:none;border-radius:8px;padding:7px 13px;cursor:pointer;transition:.16s}
.langsw button:hover{color:#fff}
.langsw button.on{background:var(--lime);color:#16170f}

/* TOC */
.toc{position:fixed;inset:0;z-index:60;background:rgba(9,10,6,.92);backdrop-filter:blur(14px);opacity:0;pointer-events:none;
  transition:.3s;overflow-y:auto;padding:70px 0 56px}
.toc.open{opacity:1;pointer-events:auto}
.toc-inner{max-width:1040px;margin:0 auto;padding:0 40px}
.toc-head{display:flex;align-items:flex-end;justify-content:space-between;border-bottom:1px solid var(--uiline);padding-bottom:20px;margin-bottom:30px}
.toc-head h2{font-size:30px;font-weight:600;color:#fff}.toc-head h2 b{color:var(--lime)}
.toc-head .sub{font-size:11px;letter-spacing:.24em;color:var(--chrome-dim);text-transform:uppercase}
.toc-group{margin-bottom:22px}
.toc-group .gt{font-size:11px;letter-spacing:.20em;color:var(--lime);text-transform:uppercase;font-weight:500;margin-bottom:10px;
  display:flex;align-items:center;gap:12px}
.toc-group .gt::after{content:"";flex:1;height:1px;background:var(--uiline)}
.toc-row{display:flex;align-items:baseline;gap:18px;padding:10px 14px;border-radius:9px;cursor:pointer;transition:.16s}
.toc-row:hover{background:rgba(255,255,255,.05)}
.toc-row.active{background:rgba(166,207,0,.12)}
.toc-row .pn{font-size:13px;color:var(--chrome-dim);font-variant-numeric:tabular-nums;width:26px}
.toc-row.active .pn{color:var(--lime)}
.toc-row .zh{font-size:16px;color:#eef0e6;font-weight:400}
.toc-row .en{font-size:16px;color:#eef0e6;letter-spacing:.02em;font-weight:400}

/* ============================================================
   BROCHURE PAGE SYSTEM  (1200 × 1697 board space)
   ============================================================ */
.board .pg{position:absolute;top:60px;right:70px;font-size:var(--fs-lead);font-weight:var(--fw-light);color:var(--gray-2);letter-spacing:.1em;font-variant-numeric:tabular-nums;z-index:5}
.board .wm{display:inline-flex;align-items:baseline;font-weight:600;letter-spacing:.02em}
.board .wm .a{color:#5d6056}.board .wm .b{color:var(--lime)}
.board .wm.light .a{color:#fff}
.foot-wm{position:absolute;bottom:40px;right:70px;font-size:30px;z-index:5}
.tick{width:46px;height:3px;background:var(--lime);display:block}

/* page header band */
.eyebrow{position:absolute;left:70px;top:60px;display:flex;align-items:center;gap:18px;z-index:5}
.eyebrow .tk{width:46px;height:3px;background:var(--lime)}
.eyebrow .ch{font-size:var(--fs-cap);font-weight:var(--fw-medium);letter-spacing:.22em;color:var(--gray);text-transform:uppercase}
.eyebrow .ch b{color:var(--ink-soft);font-weight:600}
.topline{position:absolute;left:70px;right:70px;top:104px;height:1px;background:var(--line);z-index:4}

/* content wrapper — normal flow inside the board */
.page{position:absolute;left:70px;right:70px;top:150px;bottom:104px;display:flex;flex-direction:column}
/* vertical-balance helpers — formal documents flow from the top with an even rhythm;
   leftover space becomes a clean bottom margin (never stretch clauses apart) */
.page.dist{justify-content:flex-start}
.page.center{justify-content:flex-start}
.spring{flex:0 0 auto;height:36px;min-height:0}
.arts.fill{flex:0 0 auto;justify-content:flex-start;gap:34px;display:flex;flex-direction:column;height:auto;min-width:0;border:0;vertical-align:baseline}
.arts.fill-c{flex:0 0 auto;justify-content:flex-start;gap:34px}
.arts.relaxed{gap:36px}
/* contract close notation — conventional "no further body text" line before a signature page */
.closebar{font-family:var(--sc);text-align:center;color:var(--gray);font-size:18px;letter-spacing:.04em;margin-top:30px;padding-top:22px;border-top:1px dashed var(--gray-2);display:flex;flex-direction:column;gap:3px}
.closebar .t-en{font-size:14px;color:var(--gray-2);letter-spacing:.06em}

/* 七层收益生态环（§6.2 hub & spoke） */
.eco6{position:relative;width:100%;height:920px;margin-top:18px}
.eco6 .eco-lines{position:absolute;inset:0;width:100%;height:100%;z-index:1}
.eco6 .eco-hub{position:absolute;left:530px;top:442px;transform:translate(-50%,-50%);width:236px;height:236px;border-radius:50%;
  background:radial-gradient(circle at 38% 32%,#bfe83a,#8fbf00);display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;box-shadow:0 20px 46px -14px rgba(134,168,0,.55);z-index:3}
.eco6 .eco-hub .h1{font-family:var(--sc);font-size:30px;font-weight:600;color:#16170f;line-height:1.12}
.eco6 .eco-hub .h2{font-size:13px;font-weight:500;color:#33420a;margin-top:8px;letter-spacing:.02em;line-height:1.4;max-width:180px}
.eco6 .eco-node{position:absolute;width:198px;transform:translate(-50%,-50%);background:var(--paper-2);border:1px solid var(--line);
  border-radius:8px;padding:13px 16px 14px;z-index:2;box-shadow:0 6px 18px -10px rgba(30,32,26,.18)}
.eco6 .eco-node .en-no{font-size:13px;font-weight:600;color:var(--lime-deep);font-variant-numeric:tabular-nums;letter-spacing:.06em}
.eco6 .eco-node .en-nm{font-size:18px;font-weight:600;color:var(--ink);margin-top:1px;line-height:1.22}
.eco6 .eco-node .en-tag{display:inline-block;margin-top:8px;font-size:12px;font-weight:500;padding:2px 10px;border-radius:999px;letter-spacing:.02em}
.eco6 .eco-node .t-rec{background:rgba(166,207,0,.18);color:var(--lime-deep)}
.eco6 .eco-node .t-once{background:#eceee7;color:var(--gray)}
.eco6 .eco-node .t-plus{background:var(--ink);color:var(--lime)}

/* section title */
.h-sec{line-height:1.04}
.h-sec .zh{font-family:var(--sc);font-size:var(--fs-h1);font-weight:var(--fw-medium);color:var(--ink);letter-spacing:.01em}
.h-sec .zh .lime{color:var(--lime)}
.h-sec .en{font-size:var(--fs-lead);font-weight:var(--fw-light);color:var(--gray);letter-spacing:.06em;margin-top:12px}
.h-sub{font-family:var(--sc);font-size:var(--fs-h2);font-weight:var(--fw-medium);color:var(--ink);letter-spacing:.01em;display:flex;align-items:baseline;gap:16px}
.h-sub .no{color:var(--lime);font-weight:600;font-variant-numeric:tabular-nums}
.h-sub .en{font-size:var(--fs-cap);font-weight:var(--fw-light);color:var(--gray);letter-spacing:.04em}

.lead{font-family:var(--sc);font-size:var(--fs-lead);font-weight:var(--fw-light);color:var(--ink-soft);line-height:var(--lh-body);text-wrap:pretty}
.lead .lime{color:var(--lime-deep);font-weight:400}
.lead.sm{font-size:var(--fs-lead);line-height:1.76}
.muted{color:var(--gray)}
.note{font-family:var(--sc);font-size:var(--fs-cap);font-weight:var(--fw-light);color:var(--gray);line-height:1.62;font-style:italic}

/* lime quote / hero statement */
.statement{font-family:var(--sc);font-weight:400;color:var(--ink);line-height:1.35;letter-spacing:.01em}
.statement .lime{color:var(--lime-deep)}

/* ---------- data table ---------- */
.dtable{width:100%;border-collapse:collapse;font-family:var(--sc)}
.dtable th{background:var(--ink);color:#fff;font-weight:var(--fw-medium);font-size:var(--fs-body);text-align:left;padding:17px 22px;letter-spacing:.02em;vertical-align:middle}
.dtable th:first-child{border-top-left-radius:10px}
.dtable th:last-child{border-top-right-radius:10px}
.dtable td{font-size:var(--fs-body);font-weight:var(--fw-light);color:var(--ink-soft);padding:17px 22px;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.52}
.dtable tr:last-child td{border-bottom:none}
.dtable tbody tr:nth-child(even){background:var(--paper-2)}
.dtable td.k{color:var(--ink);font-weight:500}
.dtable td .lime,.dtable th .lime{color:var(--lime-deep)}
.dtable .accent td{background:rgba(166,207,0,.10)}
.dtable.compact th{font-size:20px;padding:14px 18px}
.dtable.compact td{font-size:20px;padding:13.5px 18px}
.dtable .en{display:block;font-size:var(--fs-micro);color:var(--gray);font-weight:var(--fw-light);margin-top:2px;letter-spacing:.02em}
.dtable th .en{color:rgba(255,255,255,.6)}

/* ---------- numbered / bulleted list ---------- */
.nlist{display:flex;flex-direction:column;gap:20px;counter-reset:nl}
.nlist .it{display:flex;gap:22px;align-items:flex-start}
.nlist .it .mk{counter-increment:nl;flex:0 0 auto;width:44px;height:44px;border-radius:50%;border:2px solid var(--lime);
  display:flex;align-items:center;justify-content:center;font-size:21px;font-weight:500;color:var(--lime-deep);font-variant-numeric:tabular-nums}
.nlist .it .mk::before{content:counter(nl,decimal-leading-zero)}
.nlist .it .bd{flex:1;padding-top:5px}
.nlist .it .bd .t{font-family:var(--sc);font-size:var(--fs-h3);font-weight:var(--fw-medium);color:var(--ink)}
.nlist .it .bd .d{font-family:var(--sc);font-size:var(--fs-body);font-weight:var(--fw-light);color:var(--ink-soft);line-height:1.62;margin-top:6px}
.nlist .it .bd .en{font-size:var(--fs-micro);color:var(--gray);font-weight:var(--fw-light);margin-top:4px;letter-spacing:.02em}

/* dot bullet list */
.blist{display:flex;flex-direction:column;gap:16px}
.blist .it{display:flex;gap:18px;align-items:flex-start;font-family:var(--sc)}
.blist .it::before{content:"";flex:0 0 auto;width:11px;height:11px;border-radius:50%;background:var(--lime);margin-top:13px}
.blist .it .bd{flex:1}
.blist .it .t{font-size:var(--fs-lead);font-weight:var(--fw-regular);color:var(--ink-soft);line-height:1.6}
.blist .it .t b{color:var(--ink);font-weight:600}
.blist .it .en{font-size:var(--fs-micro);color:var(--gray);font-weight:var(--fw-light);margin-top:3px}

/* ---------- stat band ---------- */
.statband{display:flex;gap:0}
.statrow{display:flex;flex-direction:column;gap:34px}
.hstat .tk{width:46px;height:3px;background:var(--lime);margin-bottom:14px}
.hstat .num{font-size:84px;font-weight:200;line-height:.9;color:#2c2e26;letter-spacing:.005em}
.hstat .num .u{font-size:34px;font-weight:300;color:var(--gray)}
.hstat .lab{font-family:var(--sc);font-size:22px;font-weight:300;color:var(--gray);margin-top:8px}

/* ---------- card grid ---------- */
.cgrid{display:grid;gap:22px}
/* grow a grid to fill remaining page height — DEPRECATED: stretches sparse content into voids.
   Kept as a harmless no-op so legacy markup degrades to natural top-flow. */
.cgrid.grow{grid-auto-rows:auto}
.cgrid.grow .card{justify-content:flex-start}
.cgrid.grow-top{align-content:start}
.card{background:var(--paper-2);border:1px solid var(--line);border-radius:8px;padding:30px 28px;display:flex;flex-direction:column}
.card .ic{width:52px;height:52px;border-radius:6px;background:rgba(166,207,0,.14);display:flex;align-items:center;justify-content:center;margin-bottom:20px}
.card .ic svg{width:28px;height:28px;color:var(--lime-deep)}
.card .ct{font-family:var(--sc);font-size:var(--fs-h3);font-weight:var(--fw-medium);color:var(--ink)}
.card .cen{font-size:var(--fs-micro);font-weight:var(--fw-light);color:var(--gray);letter-spacing:.03em;margin-top:3px}
.card .cd{font-family:var(--sc);font-size:var(--fs-body);font-weight:var(--fw-light);color:var(--ink-soft);line-height:1.66;margin-top:14px;text-wrap:pretty}
.card.dark{background:var(--ink);border-color:var(--ink)}
.card.dark .ct{color:#fff}.card.dark .cd{color:#c9ccc0}.card.dark .cen{color:var(--lime)}
.card.lime{background:var(--lime);border-color:var(--lime)}
.card.lime .ct,.card.lime .cd{color:#1b1d14}.card.lime .cen{color:#46500c}
.card.lime .ic{background:rgba(0,0,0,.10)}.card.lime .ic svg{color:#1b1d14}
/* soft featured product card — highlights without a heavy fill */
.card.feat{background:rgba(166,207,0,.07);border:1.5px solid var(--lime)}
.card.feat .cen{color:var(--lime-deep)}
.card.feat .ribbon{position:absolute;top:0;right:24px;background:var(--lime);color:#1b1d14;font-family:var(--sc);font-size:14px;font-weight:600;letter-spacing:.04em;padding:5px 13px 6px;border-radius:0 0 8px 8px}

/* ---------- revenue stack (layered list) ---------- */
.rstack{display:flex;flex-direction:column;gap:9px}
.rstack .ly{display:flex;align-items:center;gap:24px;background:var(--paper-2);border:1px solid var(--line);border-radius:8px;padding:16px 26px}
.rstack .ly .ln{font-family:var(--sc);font-size:34px;font-weight:200;color:var(--lime-deep);font-variant-numeric:tabular-nums;width:48px;flex:0 0 auto;line-height:1}
.rstack .ly .nm{font-family:var(--sc);font-size:24px;font-weight:600;color:var(--ink);width:216px;flex:0 0 auto;line-height:1.28}
.rstack .ly .ds{font-family:var(--sc);font-size:20px;font-weight:300;color:var(--ink-soft);flex:1;line-height:1.5}
.rstack .ly .tg{font-family:var(--sc);font-size:16px;font-weight:500;letter-spacing:.04em;flex:0 0 auto;border-radius:999px;padding:6px 15px;white-space:nowrap;color:var(--gray);border:1px solid var(--line);background:var(--paper)}
.rstack .ly .tg.rec{color:var(--lime-deep);border-color:rgba(134,168,0,.42);background:rgba(166,207,0,.10)}
.rstack .ly .tg.plus{color:var(--ink-soft);border-color:var(--gray-2)}
.rstack .ly.cap{background:var(--lime);border-color:var(--lime);padding:20px 26px}
.rstack .ly.cap .ln{color:#46500c}
.rstack .ly.cap .nm,.rstack .ly.cap .ds{color:#1b1d14}
.rstack .ly.cap .nm{font-size:25px}
.rstack .ly.cap .tg{background:rgba(0,0,0,.12);border-color:transparent;color:#1b1d14}

/* ---------- support / capability module card ---------- */
.mcard{background:var(--paper-2);border:1px solid var(--line);border-radius:8px;padding:30px 30px 26px;display:flex;flex-direction:column}
.mcard .mh{display:flex;align-items:center;justify-content:space-between}
.mcard .mh .ic{width:54px;height:54px;border-radius:6px;background:rgba(166,207,0,.14);display:flex;align-items:center;justify-content:center}
.mcard .mh .ic svg{width:29px;height:29px;color:var(--lime-deep)}
.mcard .mh .mn{font-family:var(--sc);font-size:var(--fs-body);font-weight:var(--fw-light);color:var(--gray-2);font-variant-numeric:tabular-nums;letter-spacing:.04em}
.mcard .mt{font-family:var(--sc);font-size:var(--fs-h3);font-weight:var(--fw-semibold);color:var(--ink);margin-top:22px;letter-spacing:.01em}
.mcard .mte{font-size:var(--fs-micro);font-weight:var(--fw-light);color:var(--gray);letter-spacing:.04em;margin-top:2px}
.mcard .md{font-family:var(--sc);font-size:var(--fs-body);font-weight:var(--fw-light);color:var(--ink-soft);line-height:1.64;margin-top:12px;text-wrap:pretty}
.mcard .mf{margin-top:auto;padding-top:18px;border-top:1px solid var(--line);display:flex;align-items:center;gap:11px;font-family:var(--sc);font-size:var(--fs-cap);font-weight:var(--fw-medium);color:var(--lime-deep)}
.mcard .mf::before{content:"";flex:0 0 auto;width:18px;height:2px;background:var(--lime)}

/* dark summary / closing band */
.eband{background:var(--ink);border-radius:8px;padding:30px 38px;display:flex;align-items:center;gap:40px;font-family:var(--sc)}

/* HQ → Partner handoff band (division of labour) */
.hoband{background:var(--ink);border-radius:8px;padding:26px 30px;display:flex;align-items:stretch;gap:26px;font-family:var(--sc)}
.hoband .side{flex:1;display:flex;flex-direction:column;justify-content:center;gap:7px}
.hoband .tag{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:600;letter-spacing:.04em}
.hoband .tag .en{font-size:12px;font-weight:600;letter-spacing:.18em;color:#84877c}
.hoband .hq .tag{color:var(--lime)}
.hoband .pt .tag{color:#fff}
.hoband .ttl{font-size:25px;font-weight:600;color:#fff;line-height:1.3}
.hoband .pt .ttl .lime{color:var(--lime)}
.hoband .sub{font-size:16px;font-weight:300;color:#9a9d92;line-height:1.5}
.hoband .mid{flex:0 0 auto;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:0 4px}
.hoband .mid .ring{width:54px;height:54px;border-radius:50%;background:rgba(166,207,0,.16);border:1.5px solid var(--lime);display:flex;align-items:center;justify-content:center}
.hoband .mid .ring svg{width:26px;height:26px;color:var(--lime)}
.hoband .mid .ml{font-size:13px;font-weight:600;letter-spacing:.1em;color:var(--lime)}

/* six-dimension scoring grid */
.sgrid{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.scell{background:var(--paper-2);border:1px solid var(--line);border-radius:8px;padding:15px 18px;display:flex;gap:15px;align-items:flex-start}
.scell .sno{font-family:var(--sc);font-size:21px;font-weight:600;color:var(--lime-deep);font-variant-numeric:tabular-nums;flex:0 0 auto;line-height:1.15}
.scell .sx{flex:1}
.scell .sx .nm{font-family:var(--sc);font-size:21px;font-weight:600;color:var(--ink);line-height:1.2}
.scell .sx .ds{font-family:var(--sc);font-size:15.5px;font-weight:300;color:var(--gray);line-height:1.46;margin-top:4px}
.eband .et{flex:0 0 auto}
.eband .et .tk{width:46px;height:3px;background:var(--lime);margin-bottom:14px}
.eband .et .tt{font-size:27px;font-weight:500;color:#fff;line-height:1.32}
.eband .et .tt .lime{color:var(--lime)}
.eband .ep{display:flex;flex-wrap:wrap;gap:11px;flex:1}
.eband .ep span{font-size:19px;font-weight:300;color:#cfd2c6;border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:8px 18px;display:inline-flex;align-items:center;gap:10px}
.eband .ep span::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--lime)}

/* pill / chip */
.pill{display:inline-flex;align-items:center;gap:10px;font-family:var(--sc);font-size:20px;font-weight:400;color:var(--ink-soft);
  background:var(--paper-2);border:1px solid var(--line);border-radius:999px;padding:10px 20px}
.pill .dot{width:9px;height:9px;border-radius:50%;background:var(--lime)}

/* callout / red-line block */
.callout{background:var(--paper-2);border-left:3px solid var(--lime);border-radius:0 12px 12px 0;padding:24px 30px;font-family:var(--sc)}
.callout .ct{font-size:23px;font-weight:600;color:var(--ink);margin-bottom:8px}
.callout .cd{font-size:22px;font-weight:300;color:var(--ink-soft);line-height:1.68}
.redline{background:#1e201a;border-radius:8px;padding:30px 34px;color:#fff;font-family:var(--sc)}
.redline .rt{font-size:24px;font-weight:600;color:#fff;display:flex;align-items:center;gap:14px;margin-bottom:18px}
.redline .rt .dot{width:14px;height:14px;border-radius:50%;background:var(--lime)}
.redline .ri{display:flex;gap:16px;align-items:flex-start;padding:13px 0;border-top:1px solid rgba(255,255,255,.10)}
.redline .ri:first-of-type{border-top:none}
.redline .ri .x{flex:0 0 auto;color:var(--lime);font-size:22px;font-weight:600;line-height:1.3}
.redline .ri .rd{font-size:22px;font-weight:300;color:#dadcd2;line-height:1.52}
.redline .ri .rd b{color:#fff;font-weight:500}

/* flow chart steps */
.steps{display:flex;flex-direction:column;gap:0}
.steps.tall .step{padding-bottom:62px}
.step{display:flex;gap:26px;align-items:flex-start;position:relative;padding-bottom:30px}
.step:last-child{padding-bottom:0}
.step .sn{flex:0 0 auto;width:56px;height:56px;border-radius:50%;background:var(--lime);color:#16170f;display:flex;align-items:center;justify-content:center;
  font-size:24px;font-weight:600;font-variant-numeric:tabular-nums;z-index:2}
.step::before{content:"";position:absolute;left:27px;top:56px;bottom:0;width:2px;background:var(--line)}
.step:last-child::before{display:none}
.step .sb{flex:1;padding-top:7px}
.step .sb .st{font-family:var(--sc);font-size:26px;font-weight:500;color:var(--ink)}
.step .sb .sen{font-size:15px;color:var(--gray);font-weight:300;letter-spacing:.02em}
.step .sb .sd{font-family:var(--sc);font-size:22px;font-weight:300;color:var(--ink-soft);line-height:1.62;margin-top:6px}

/* ---------- divider page ---------- */
.divider{position:absolute;inset:0;background:radial-gradient(120% 100% at 50% 0%, #1f2117 0%, #131409 60%, #0d0e07 100%);color:#fff;overflow:hidden}
.divider .bgnum{position:absolute;right:-40px;bottom:-120px;font-size:760px;font-weight:200;line-height:.8;color:rgba(166,207,0,.07);letter-spacing:0}
.divider .dwrap{position:absolute;left:90px;top:50%;transform:translateY(-50%);right:90px}
.divider .dch{font-size:21px;font-weight:500;letter-spacing:.30em;color:var(--lime);text-transform:uppercase}
.divider .tick{width:80px;height:4px;margin:30px 0 38px}
.divider .dzh{font-family:var(--sc);font-size:88px;font-weight:500;line-height:1.06;letter-spacing:.01em}
.divider .den{font-size:30px;font-weight:300;color:var(--gray-2);letter-spacing:.05em;margin-top:22px}
.divider .dlist{margin-top:54px;display:flex;flex-wrap:wrap;gap:14px 16px;max-width:840px}
.divider .dlist span{font-family:var(--sc);font-size:20px;font-weight:300;color:#cfd2c6;border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:9px 20px}
.divider .pgn{position:absolute;left:90px;bottom:60px;font-size:22px;font-weight:300;color:var(--gray-2);letter-spacing:.1em}
.divider .foot-wm .a{color:#fff}

/* ---------- legal / clause document ---------- */
.party{background:var(--paper-2);border:1px solid var(--line);border-radius:8px;padding:24px 28px;font-family:var(--sc)}
.party .pl{font-size:19px;font-weight:600;letter-spacing:.04em;color:var(--lime-deep);text-transform:uppercase}
.party .pr{font-size:23px;font-weight:300;color:var(--ink-soft);line-height:1.9;margin-top:8px}
.party .pr b{color:var(--ink);font-weight:500}
.fill{display:inline-block;min-width:120px;border-bottom:1px solid var(--gray-2);height:1.1em;vertical-align:bottom}
.arts{display:flex;flex-direction:column;gap:24px}
.art{display:flex;flex-direction:column;gap:11px}
.art.tight{gap:9px}
.art .an{font-family:var(--sc);font-size:27px;font-weight:600;color:var(--ink);display:flex;align-items:baseline;gap:14px}
.art .an .no{color:var(--lime-deep);font-weight:600;font-variant-numeric:tabular-nums}
.art .an .en{font-size:16px;font-weight:400;color:var(--gray);letter-spacing:.02em}
.art .ac{font-family:var(--sc);font-size:22px;font-weight:300;color:var(--ink-soft);line-height:1.74;text-wrap:pretty;text-align:justify}
.art .ac .cn{color:var(--lime-deep);font-weight:500;margin-right:6px}
.art .sub{display:flex;flex-direction:column;gap:11px;margin-top:2px}
.art .sub .s{font-family:var(--sc);font-size:22px;font-weight:300;color:var(--ink-soft);line-height:1.72;display:block;text-align:left;padding-left:58px;text-indent:-58px}
.art .sub .s .sn{color:var(--lime-deep);font-weight:600;display:inline-block;width:46px;margin-right:12px;text-indent:0;font-variant-numeric:tabular-nums}
.art .sub .s .sx{text-align:justify}
/* clause duty list (obligations) */
.art .duties{display:flex;flex-direction:column;gap:11px;margin-top:4px}
.art .duties .d{display:flex;gap:15px;font-family:var(--sc);font-size:21.5px;font-weight:300;color:var(--ink-soft);line-height:1.74}
.art .duties .d::before{content:"";flex:0 0 auto;width:8px;height:8px;border-radius:50%;background:var(--lime);margin-top:15px}
.art .duties .d b{color:var(--ink);font-weight:600}
.check{display:inline-flex;align-items:center;gap:7px;font-family:var(--sc);font-size:20px;margin-right:18px;white-space:nowrap;text-indent:0}
.check::before{content:"";width:16px;height:16px;border:1.5px solid var(--gray-2);border-radius:3px;display:inline-block}
.sig{display:grid;grid-template-columns:1fr 1fr;gap:0 70px;margin-top:38px;font-family:var(--sc)}
.sig .sc{display:flex;flex-direction:column;gap:24px;padding-top:26px;border-top:2px solid var(--ink)}
.sig .sc .ln{font-size:21px;font-weight:300;color:var(--ink-soft)}
.sig .sc .ln b{color:var(--ink);font-weight:500}
.sig .sc .sh{font-size:23px;font-weight:600;color:var(--ink);margin-bottom:2px}

/* obligations panel — two-party duty columns as deliberate boxes */
.oblp{background:var(--paper-2);border:1px solid var(--line);border-radius:8px;padding:30px 32px 34px;display:flex;flex-direction:column}
.oblp .oh{display:flex;align-items:baseline;gap:13px;padding-bottom:20px;margin-bottom:8px;border-bottom:1px solid var(--line)}
.oblp .oh .no{font-family:var(--sc);font-size:25px;font-weight:600;color:var(--lime-deep);font-variant-numeric:tabular-nums}
.oblp .oh .zh{font-family:var(--sc);font-size:25px;font-weight:600;color:var(--ink)}
.oblp .oh .en{font-size:15px;font-weight:400;color:var(--gray);margin-left:auto}

/* form fields */
.fgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px 26px}
.field{display:flex;flex-direction:column;gap:8px}
.field .fl{font-family:var(--sc);font-size:19px;font-weight:500;color:var(--ink)}
.field .fl .en{display:block;font-size:13px;font-weight:300;color:var(--gray);letter-spacing:.02em}
.field .fb{height:54px;border:1px solid var(--line);border-radius:9px;background:var(--paper-2)}
.field.wide{grid-column:1 / -1}
.field .opts{display:flex;flex-wrap:wrap;gap:6px 18px;padding-top:10px}

/* ============================================================
   PROFESSIONAL POLISH LAYER
   Brand/business pages stay expressive; legal/internal documents become
   denser, calmer and easier to scan.
   ============================================================ */
body{letter-spacing:0;text-rendering:optimizeLegibility}
.topbar{background:linear-gradient(180deg,rgba(13,14,8,.82),rgba(13,14,8,.48) 72%,rgba(13,14,8,0));backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.06)}
.docnav{border-radius:var(--radius-card);padding:2px;max-width:min(66vw,860px);overflow-x:auto;scrollbar-width:none}
.docnav::-webkit-scrollbar{display:none}
.docnav a{border-radius:var(--radius-soft);letter-spacing:0}
.langsw,.tool{border-radius:var(--radius-card)}
.viewer{border-radius:6px;outline:1px solid rgba(255,255,255,.07);box-shadow:0 42px 96px -36px rgba(0,0,0,.78),0 8px 22px rgba(0,0,0,.36)}
.board{background:linear-gradient(180deg,#fff 0%,var(--paper-warm) 100%)}
.topline{background:linear-gradient(90deg,var(--line),rgba(231,232,226,.28))}
.eyebrow .ch{letter-spacing:.18em}
.h-sec .zh,.h-sub{letter-spacing:0}
.h-sub{border-left:3px solid var(--lime);padding-left:16px}
.h-sub .no{letter-spacing:.02em}
.lead,.art .ac,.blist .it .t,.nlist .it .bd .d,.card .cd,.mcard .md,.callout .cd{text-wrap:pretty}
.dtable{border-collapse:separate;border-spacing:0;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--paper);box-shadow:var(--shadow-subtle)}
.dtable th{padding:16px 20px;background:linear-gradient(180deg,#24261f,#191b14)}
.dtable td{padding:15px 20px;background:rgba(255,255,255,.72)}
.dtable tbody tr:nth-child(even) td{background:var(--paper-form)}
.dtable.compact th{font-size:19px;padding:12px 16px}
.dtable.compact td{font-size:19.5px;padding:12px 16px}
.card,.mcard,.party,.oblp,.scell,.callout,.redline,.rstack .ly,.field .fb{border-radius:var(--radius-card);box-shadow:var(--shadow-subtle)}
.card,.mcard,.party,.oblp,.scell{background:linear-gradient(180deg,#fff,var(--paper-form))}
.card{padding:28px 26px}
.card .ic,.mcard .mh .ic{border-radius:var(--radius-card)}
.card .ct,.mcard .mt{letter-spacing:0}
.mcard{border-radius:var(--radius-card)}
.mcard .mf{padding-top:16px}
.pill{border-radius:var(--radius-card);background:#fff;box-shadow:var(--shadow-subtle)}
.callout{background:linear-gradient(90deg,rgba(166,207,0,.08),var(--paper-form) 34%,#fff);border-radius:0 var(--radius-card) var(--radius-card) 0}
.redline{background:linear-gradient(180deg,#22241d,#171912);box-shadow:0 18px 46px -32px rgba(0,0,0,.55)}
.art .ac{text-align:left;line-height:1.68}
.art .ac .cn{display:inline-flex;align-items:center;background:rgba(166,207,0,.12);border:1px solid rgba(134,168,0,.18);border-radius:var(--radius-soft);padding:1px 7px;margin-right:8px;color:var(--lime-deep);white-space:nowrap}
.art .sub .s{line-height:1.66}
.blist .it{gap:16px}
.blist .it::before{width:8px;height:8px;margin-top:14px}
.nlist .it .mk,.step .sn{box-shadow:inset 0 0 0 1px rgba(22,23,15,.05)}
.steps.tall .step{padding-bottom:52px}
.field .fb{height:58px;background:linear-gradient(180deg,#fff,var(--paper-form));border-color:#dfe1d8}
.field .fl{letter-spacing:0}
.check::before{border-radius:2px;background:#fff}
.sig .sc{border-top:1.5px solid var(--ink);gap:20px}
.closebar{border-top-color:#d5d8cc;color:#777b70}

body[data-doc-key="urbgo_xy"],
body[data-doc-key="urbgo_pt"],
body[data-doc-key="urbgo_zd"],
body[data-doc-key="urbgo_ws"]{
  --fs-body:20.5px;
  --fs-lead:22px;
  --fs-h2:30px;
  --fs-h3:24px;
}
body[data-doc-key="urbgo_xy"] .page,
body[data-doc-key="urbgo_pt"] .page,
body[data-doc-key="urbgo_zd"] .page,
body[data-doc-key="urbgo_ws"] .page{top:148px;bottom:108px}
body[data-doc-key="urbgo_xy"] .arts,
body[data-doc-key="urbgo_pt"] .arts,
body[data-doc-key="urbgo_zd"] .arts,
body[data-doc-key="urbgo_ws"] .arts{gap:20px}
body[data-doc-key="urbgo_xy"] .art .ac,
body[data-doc-key="urbgo_pt"] .art .ac,
body[data-doc-key="urbgo_zd"] .art .ac,
body[data-doc-key="urbgo_ws"] .art .ac{font-size:21px;line-height:1.7}
body[data-doc-key="urbgo_pt"] .blist .it .t,
body[data-doc-key="urbgo_zd"] .blist .it .t{font-size:21px;line-height:1.56}
body[data-doc-key="urbgo_pt"] .redline .ri .rd,
body[data-doc-key="urbgo_zd"] .redline .ri .rd{font-size:20.5px;line-height:1.48}
body[data-doc-key="urbgo_pt"] .field .fl,
body[data-doc-key="urbgo_ws"] .field .fl{font-size:18px}
body[data-doc-key="urbgo_pt"] .field .opts,
body[data-doc-key="urbgo_ws"] .field .opts{gap:7px 14px}

/* helpers */
.lime{color:var(--lime-deep)}
.row{display:flex}
.between{justify-content:space-between}
.grow{flex:1}
.mt-auto{margin-top:auto}
image-slot{--is-bg:#f3f4ef}
.lifephoto{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.doc-media{--doc-media-height:420px;position:relative;flex:0 0 var(--doc-media-height);height:var(--doc-media-height);margin:34px 0 0;overflow:hidden;border:1px solid var(--line);border-radius:8px;background:#eef0e8;box-shadow:0 24px 52px -46px rgba(22,27,15,.66)}
.doc-media.mt-auto{margin-top:auto}
.doc-media image-slot{display:block;width:100%;height:100%;--is-bg:#eef0e8}
.doc-media figcaption{position:absolute;left:18px;bottom:16px;z-index:2;display:inline-flex;align-items:center;gap:10px;max-width:calc(100% - 36px);padding:8px 11px;border-radius:6px;background:rgba(17,20,13,.78);color:#fff;font-family:var(--sc);font-size:13px;font-weight:500;line-height:1.35;backdrop-filter:blur(8px)}
.doc-media figcaption::before{content:"";width:18px;height:2px;flex:0 0 auto;background:var(--lime)}
.doc-media--toc{--doc-media-height:430px}
.doc-media--market{--doc-media-height:390px}
.doc-media--system{--doc-media-height:520px}
.doc-media--campus{--doc-media-height:600px}
.doc-media--pilot{--doc-media-height:340px}
.doc-media--dealer{--doc-media-height:610px}
.doc-media--general{--doc-media-height:500px}
.doc-media--service{--doc-media-height:430px}
.product-visual{display:block!important;width:100%!important;height:258px!important;margin-bottom:12px!important;--is-bg:#fff}

/* 招商政策：按页面任务分配图文密度 */
.policy-toc-layout{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(330px,.82fr);gap:34px;min-height:1120px;margin-top:22px;align-items:stretch}
.policy-toc-list{min-width:0;height:100%}
.policy-toc-list .toc-doc{height:100%;display:flex;flex-direction:column}
.toc-doc-row{flex:1;display:flex;align-items:center;gap:20px;border-bottom:1px solid var(--line)}
.toc-doc-row:last-child{border-bottom-color:rgba(166,207,0,.28)}
.toc-doc-no{width:58px;flex:0 0 58px;font-size:var(--fs-h3);font-weight:200;color:var(--lime-deep);font-variant-numeric:tabular-nums;line-height:1}
.toc-doc-title{flex:1;min-width:0}.toc-doc-title .t-zh{display:block;font-family:var(--sc);font-size:var(--fs-lead);font-weight:500;line-height:1.15;color:var(--ink)}.toc-doc-title .t-en{display:block;font-size:17px;font-weight:400;line-height:1.12;color:var(--ink);letter-spacing:.01em}
.policy-toc-side{display:flex;flex-direction:column;gap:18px;min-width:0}
.policy-toc-visual{--doc-media-height:730px;flex:0 0 var(--doc-media-height);height:var(--doc-media-height);margin:0}
.policy-toc-summary{flex:1;background:var(--ink);border-radius:8px;padding:28px 26px;color:#fff;display:flex;flex-direction:column;justify-content:space-between}
.policy-toc-summary .kicker{font-size:12px;font-weight:600;color:var(--lime);letter-spacing:.08em}
.policy-toc-summary .title{font-family:var(--sc);font-size:25px;font-weight:500;line-height:1.42;margin-top:18px}
.policy-toc-summary .meta{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding-top:22px;border-top:1px solid rgba(255,255,255,.16)}
.policy-toc-summary .meta b{display:block;font-size:23px;color:var(--lime);font-weight:500}.policy-toc-summary .meta span{font-family:var(--sc);font-size:12px;color:#c9ccc0}
.policy-ecosystem-visual{position:relative;height:430px;margin:24px 0 0;overflow:hidden;border:1px solid var(--line);border-radius:8px;background:#eef0e8}
.policy-ecosystem-visual image-slot{display:block;width:100%;height:100%;--is-bg:#eef0e8}
.policy-ecosystem-visual::after{content:"";position:absolute;inset:auto 0 0;height:86px;background:linear-gradient(180deg,rgba(250,251,247,0),rgba(250,251,247,.96) 58%);pointer-events:none}
.policy-ecosystem-labels{position:absolute;left:18px;right:18px;bottom:16px;z-index:2;display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.policy-ecosystem-labels>span{padding:10px 12px;border-top:2px solid var(--lime);border-radius:5px;background:rgba(250,251,247,.94);color:var(--ink);font-family:var(--sc);font-size:14px;font-weight:600;text-align:center;box-shadow:0 10px 24px -20px rgba(28,32,20,.35)}
.policy-scene-grid{height:362px;margin:22px 0 0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.policy-scene-card{position:relative;margin:0;overflow:hidden;border:1px solid var(--line);border-radius:8px;background:#eef0e8;box-shadow:0 18px 40px -32px rgba(24,30,17,.42)}
.policy-scene-card image-slot{position:absolute;inset:0;display:block;width:100%;height:100%;--is-bg:#eef0e8}
.policy-scene-card::after{content:"";position:absolute;left:0;right:0;bottom:0;height:44%;background:linear-gradient(180deg,rgba(255,255,255,0),rgba(250,251,247,.96) 68%,#fff 100%);pointer-events:none}
.policy-scene-card figcaption{position:absolute;z-index:2;left:18px;right:18px;bottom:14px;padding-top:12px;border-top:2px solid var(--lime);font-family:var(--sc);font-size:14px;font-weight:650;line-height:1.25;color:var(--ink);text-align:center}
.policy-scene-card figcaption .t-en{font-size:12px;color:var(--gray);font-weight:600;letter-spacing:.02em}
.product-matrix-page .cgrid{gap:18px}
.product-matrix-page .card{min-height:438px;padding:22px 22px 20px}
.product-matrix-page .product-visual{height:312px!important;margin-bottom:11px!important}
.product-matrix-page .card .cd{font-size:18px;line-height:1.5;margin-top:9px}
.product-matrix-page .matrix-foot{margin-top:30px;padding:20px 22px;border:1px solid var(--line);border-radius:8px;background:#f5f7f1;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.product-matrix-page .matrix-foot span{font-family:var(--sc);font-size:16px;font-weight:500;color:var(--ink-soft);display:flex;align-items:center;gap:9px}.product-matrix-page .matrix-foot span::before{content:"";width:16px;height:2px;background:var(--lime)}
.market-page .doc-media--market{--doc-media-height:455px;margin-top:24px}
.system-page .h-sub{margin-top:27px!important}.system-page .doc-media--system{--doc-media-height:575px;margin-top:26px}
.revenue-architecture{height:720px;margin-top:20px;display:block}
.revenue-architecture[hidden]{display:none!important}
.revenue-visual{position:relative;width:100%;height:100%;margin:0;border:1px solid rgba(23,26,19,.08);border-radius:10px;background:#fbfcf8;overflow:hidden;isolation:isolate;box-shadow:0 22px 46px -40px rgba(22,26,16,.42)}
.revenue-visual::before{content:none}
.revenue-visual image-slot{position:absolute;z-index:1;inset:0;display:block;width:100%;height:100%;--is-bg:#fbfcf8}
.revenue-visual-hub{position:absolute;left:49.3%;top:47.4%;z-index:6;transform:translate(-50%,-50%);width:210px;height:112px;padding:10px 21px;border:1px solid rgba(166,207,0,.42);border-radius:50%;background:rgba(255,255,255,.88);box-shadow:0 14px 30px -25px rgba(23,26,19,.34),inset 0 0 0 3px rgba(166,207,0,.07);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;pointer-events:none}
.revenue-visual-hub b{font-family:var(--sc);font-size:20px;font-weight:700;line-height:1.08;color:var(--ink)}
.revenue-visual-hub>span{font-family:var(--sc);font-size:11px;font-weight:600;line-height:1.32;color:var(--lime-deep);margin-top:6px}
.revenue-visual-markers{display:none}
.revenue-visual-markers span{position:absolute;display:flex;align-items:center;justify-content:center;width:29px;height:29px;border-radius:50%;background:var(--ink);color:var(--lime);box-shadow:0 7px 18px -10px rgba(23,26,19,.68);font-size:10px;font-weight:750;font-variant-numeric:tabular-nums;letter-spacing:.02em}
.revenue-visual-markers .m01{left:51%;top:13%}.revenue-visual-markers .m02{left:78%;top:31%}.revenue-visual-markers .m03{left:79%;top:55%}.revenue-visual-markers .m04{left:66%;top:79%}.revenue-visual-markers .m05{left:36%;top:80%}.revenue-visual-markers .m06{left:20%;top:56%}.revenue-visual-markers .m07{left:20%;top:32%}
.revenue-scene-callouts{position:absolute;inset:0;z-index:5;pointer-events:none}
.revenue-scene-callout{position:absolute;width:184px;min-height:66px;padding:11px 13px 10px 15px;border:1px solid rgba(166,207,0,.48)!important;border-left:1px solid rgba(166,207,0,.48)!important;border-radius:8px;background:rgba(255,255,255,.55);box-shadow:0 6px 16px -14px rgba(31,35,25,.18);font-family:var(--sc);color:var(--ink);backdrop-filter:blur(8px);box-sizing:border-box}
.revenue-scene-callout .no{display:block;margin-bottom:4px;font-size:12px;font-weight:800;line-height:1;color:var(--lime-deep);font-variant-numeric:tabular-nums;letter-spacing:.05em}
.revenue-scene-callout b{display:block;font-size:15px;font-weight:700;line-height:1.15;color:var(--ink)}
.revenue-scene-callout small{display:block;margin-top:4px;font-size:10.5px;font-weight:450;line-height:1.3;color:var(--gray)}
.revenue-scene-callout.c01{left:258px;top:18px;transform:none}
.revenue-scene-callout.c02{left:28px;top:56px}
.revenue-scene-callout.c03{right:92px;top:24px}
.revenue-scene-callout.c04{right:18px;top:512px}
.revenue-scene-callout.c05{left:28px;top:512px}
.revenue-scene-callout.c06{left:98px;bottom:14px}
.revenue-scene-callout.c07{right:118px;bottom:14px;left:auto}
.revenue-layer-list{display:none}
.revenue-layer{display:grid;grid-template-columns:34px minmax(0,1fr) auto;gap:9px;align-items:center;padding:9px 11px;border:1px solid var(--line);border-radius:6px;background:#fff}
.revenue-layer .no{font-size:12px;font-weight:700;color:var(--lime-deep)}.revenue-layer-copy{min-width:0;display:flex;flex-direction:column;gap:3px}.revenue-layer b{font-family:var(--sc);font-size:15px;line-height:1.22;color:var(--ink);text-wrap:balance}.revenue-layer small{font-family:var(--sc);font-size:10px;font-weight:400;line-height:1.35;color:var(--gray);text-wrap:pretty}.revenue-layer em{font-style:normal;font-size:9px;font-weight:650;color:var(--gray);padding:3px 6px;border:1px solid var(--line);border-radius:4px;white-space:nowrap}
.lang-en .revenue-layer b{font-size:13px}.lang-en .revenue-layer small{font-size:9.5px;line-height:1.28}.lang-en .revenue-visual-hub b{font-size:16px}.lang-en .revenue-visual-hub>span{font-size:9px}.lang-en .revenue-scene-callout{width:196px}.lang-en .revenue-scene-callout b{font-size:13px}.lang-en .revenue-scene-callout small{font-size:9px;line-height:1.22}
.tier-page .h-sub{margin-top:50px!important;margin-bottom:20px!important}.tier-page .h-sub:first-child{margin-top:0!important}.tier-page .dtable{margin-top:18px!important}.tier-page .dtable th,.tier-page .dtable td{padding-top:14px;padding-bottom:14px}.tier-page .note{margin-top:14px!important;margin-bottom:18px}
.revenue-share-page .doc-media--campus{--doc-media-height:680px;margin-top:26px}
.fees-page--a .doc-media--pilot{--doc-media-height:800px;margin-top:24px}
.fees-page--b .doc-media--dealer{--doc-media-height:700px;margin-top:26px}
.support-page .cgrid{gap:14px!important;margin-top:18px!important}.support-page .mcard{padding:22px 22px 19px;min-height:0}.support-page .mcard .mt{margin-top:15px}.support-page .mcard .md{font-size:18px;line-height:1.48;margin-top:8px}.support-page .mcard .mf{padding-top:12px}.support-page .spring{height:18px}.support-page .hoband{padding:22px 26px}
.site-scene,.launch-scene{position:relative;height:250px;margin:28px 0 0;overflow:hidden;border:1px solid var(--line);border-radius:8px;background:#eef0e8}
.site-scene{height:560px}
.site-scene image-slot,.launch-scene image-slot{display:block;width:100%;height:100%;--is-bg:#eef0e8}
.site-scene figcaption,.launch-scene figcaption{position:absolute;left:16px;bottom:14px;padding:7px 10px;border-radius:6px;background:rgba(17,20,13,.78);color:#fff;font-family:var(--sc);font-size:13px;font-weight:500;backdrop-filter:blur(8px)}
.launch-page .row{margin-top:24px!important}.launch-page .steps{gap:14px}.launch-page .step{padding:15px 0}.launch-page .launch-scene{height:590px;margin-top:30px}
.dual-track-page .cgrid{gap:16px!important;margin-top:20px!important}
.dual-track-page .card{padding:24px 26px!important}
.dual-track-page .card .cd{margin-top:10px!important;font-size:17px;line-height:1.45}
.dual-track-visual{--doc-media-height:430px;margin-top:24px}
.support-visual{--doc-media-height:480px;margin-top:18px}
.risk-page .h-sub{margin-top:34px!important}.risk-page .h-sub:first-child{margin-top:0!important}
.risk-page .redline{margin-top:14px!important;background:#eef2e5;border:1px solid #d9dfcf;color:var(--ink);padding:24px 28px}
.risk-page .redline .ri{border-top-color:#d5dccb;padding:14px 0}
.risk-page .redline .ri .rd{color:var(--ink-soft)}.risk-page .redline .ri .rd b{color:var(--ink)}
.risk-visual{--doc-media-height:460px;margin-top:22px}
.policy-contact-board{background:#f3f5ef!important}
.policy-contact-board::before{content:"";position:absolute;right:0;top:0;bottom:0;width:12px;background:var(--lime)}
.training-visual{--doc-media-height:360px;margin-top:auto}

/* Cooperation agreement: covers, binding separators, scenario interludes and compact governance pages */
.agreement-cover image-slot{filter:saturate(1) contrast(1.01)}
.document-separator,.document-separator-board{background:#fff}
.binding-scene-board{overflow:hidden;background:#11140d;color:#fff}
.binding-scene-board>image-slot{position:absolute;inset:0;display:block;width:1200px;height:1697px;filter:saturate(.96) contrast(1.01)}
.binding-scene-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,10,6,.14) 0%,rgba(8,10,6,0) 40%,rgba(8,10,6,.18) 60%,rgba(8,10,6,.82) 100%);pointer-events:none}
.binding-scene-brand{position:absolute;left:62px;right:62px;top:64px;z-index:2;display:flex;align-items:baseline;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.30);padding-bottom:20px}.binding-scene-brand b{font-size:42px;line-height:1}.binding-scene-brand b span{color:var(--lime)}.binding-scene-brand small{font-size:12px;font-weight:650;letter-spacing:.08em;color:rgba(255,255,255,.82)}
.binding-scene-copy{position:absolute;left:62px;right:100px;bottom:220px;z-index:2}.binding-scene-kicker{font-size:13px;font-weight:700;letter-spacing:.16em;color:var(--lime);margin-bottom:24px}.binding-scene-copy h2{font-family:var(--sc);font-size:68px;font-weight:430;line-height:1.12;color:#fff}.binding-scene-copy p{max-width:820px;margin-top:26px;font-family:var(--sc);font-size:21px;font-weight:300;line-height:1.68;color:#eef1e8}
.binding-scene-footer{position:absolute;left:62px;right:62px;bottom:72px;z-index:2;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid rgba(255,255,255,.28);padding-top:22px;font-size:12px;font-weight:650;letter-spacing:.09em;color:rgba(255,255,255,.76)}.binding-scene-footer span:nth-child(2){text-align:center}.binding-scene-footer span:last-child{text-align:right}
.agreement-scene-board{overflow:hidden;background:#0f120c;color:#fff}
.agreement-scene-board .scene-full{position:absolute;inset:0;display:block;width:1200px;height:1697px}
.agreement-scene-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,10,6,.2) 0%,rgba(8,10,6,.06) 34%,rgba(8,10,6,.36) 63%,rgba(8,10,6,.93) 100%);pointer-events:none}
.agreement-scene-brand{position:absolute;left:62px;right:62px;top:64px;z-index:2;display:flex;align-items:baseline;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.24);padding-bottom:20px}.agreement-scene-brand b{font-size:42px;line-height:1}.agreement-scene-brand b span{color:var(--lime)}.agreement-scene-brand small{font-size:12px;font-weight:600;color:rgba(255,255,255,.72)}
.agreement-scene-copy{position:absolute;left:62px;right:160px;bottom:250px;z-index:2}.agreement-scene-copy .scene-no{font-size:13px;font-weight:650;color:var(--lime);margin-bottom:22px}.agreement-scene-copy h2{font-family:var(--sc);font-size:62px;font-weight:450;line-height:1.14;color:#fff}.agreement-scene-copy p{max-width:820px;margin-top:24px;font-family:var(--sc);font-size:22px;font-weight:300;line-height:1.65;color:#dfe3d8}
.agreement-scene-facts{position:absolute;left:62px;right:62px;bottom:72px;z-index:2;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid rgba(255,255,255,.24);padding-top:24px;font-family:var(--sc);font-size:15px;color:#c8cdc0}.agreement-scene-facts span{display:flex;align-items:baseline;gap:10px}.agreement-scene-facts b{font-family:var(--latin);font-size:27px;color:#fff}.agreement-scene-board>.pg{top:142px;color:rgba(255,255,255,.64);z-index:2}
.doc-media--general{--doc-media-height:720px!important;margin-top:34px!important}
.operations-loop{margin-top:38px;display:grid;grid-template-columns:1.25fr repeat(4,1fr);border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#f6f7f3}.operations-loop>div{min-height:190px;padding:24px 20px;border-right:1px solid var(--line);display:flex;flex-direction:column;justify-content:space-between}.operations-loop>div:last-child{border-right:0}.ol-score{background:var(--ink);color:#fff}.ol-score strong{font-size:52px;font-weight:350;color:var(--lime)}.ol-score span,.ol-stage>span{font-family:var(--sc);font-size:13px;color:var(--gray)}.ol-stage b{font-size:12px;color:var(--lime-deep)}.ol-stage strong{font-family:var(--sc);font-size:21px;font-weight:600;color:var(--ink)}
.rules-compact-grid{margin-top:34px;display:grid;grid-template-columns:1fr 1fr;gap:18px}.rules-compact-card{position:relative;min-height:590px;padding:30px 28px;border:1px solid var(--line);border-radius:8px;background:#f6f7f3;overflow:hidden}.rules-compact-card.safety{background:#1b1f17;border-color:#1b1f17;color:#fff}.rules-compact-card::after{content:"05";position:absolute;right:22px;bottom:-34px;font-size:150px;font-weight:250;line-height:1;color:rgba(28,31,24,.045)}.rules-compact-card.safety::after{content:"06";color:rgba(166,207,0,.08)}.rc-kicker{position:relative;z-index:1;font-size:11px;font-weight:700;color:var(--lime-deep)}.rules-compact-card.safety .rc-kicker{color:var(--lime)}.rules-compact-card h3{position:relative;z-index:1;margin-top:14px;font-family:var(--sc);font-size:28px;font-weight:550}.rules-compact-card ul{position:relative;z-index:1;list-style:none;margin-top:42px}.rules-compact-card li{position:relative;padding:22px 0 22px 18px;border-top:1px solid var(--line);font-family:var(--sc);font-size:15px;line-height:1.65;color:var(--ink-soft)}.rules-compact-card li::before{content:"";position:absolute;left:0;top:31px;width:6px;height:6px;border-radius:50%;background:var(--lime)}.rules-compact-card.safety li{border-top-color:rgba(255,255,255,.12);color:#d5d9d0}
.governance-compact{margin-top:32px;display:grid;grid-template-columns:1fr 1fr;gap:18px}.governance-compact section{position:relative;min-height:560px;padding:30px 28px;border:1px solid var(--line);border-radius:8px;background:#f6f7f3;overflow:hidden}.governance-compact section:last-child{background:#eef2e4}.governance-compact section::after{content:"09";position:absolute;right:18px;bottom:-34px;font-size:150px;font-weight:250;line-height:1;color:rgba(28,31,24,.045)}.governance-compact section:last-child::after{content:"10"}.gc-no{position:relative;z-index:1;font-size:13px;font-weight:700;color:var(--lime-deep)}.governance-compact h3{position:relative;z-index:1;margin-top:14px;font-family:var(--sc);font-size:28px}.governance-compact p{position:relative;z-index:1;margin-top:34px;font-family:var(--sc);font-size:16px;line-height:1.8;color:var(--ink-soft)}.gc-tags{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}.gc-tags span{padding:7px 9px;border:1px solid #d9decf;border-radius:4px;background:#fff;font-size:11px;color:var(--ink-soft)}
.exit-handover-diagram{position:relative;margin-top:34px;display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#f7f8f4}.exit-handover-diagram>div{position:relative;min-height:340px;padding:30px 24px;border-right:1px solid var(--line);display:flex;flex-direction:column;background:linear-gradient(180deg,#f8f9f5,#f1f3ec)}.exit-handover-diagram>div:nth-child(even){background:#eef2e4}.exit-handover-diagram>div:last-child{border-right:0}.exit-handover-diagram b{font-size:13px;color:var(--lime-deep)}.exit-handover-diagram strong{margin-top:74px;font-family:var(--sc);font-size:30px;font-weight:550}.exit-handover-diagram span{margin-top:16px;font-family:var(--sc);font-size:14px;line-height:1.6;color:var(--gray)}.exit-handover-diagram+ .callout{margin-top:38px!important}
.agreement-control-closing{overflow:hidden;background:#10130d;color:#fff}.agreement-control-grid{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:96px 96px;mask-image:linear-gradient(180deg,rgba(0,0,0,.85),transparent 78%)}.agreement-control-brand{position:absolute;left:62px;top:64px;font-size:54px;font-weight:700;line-height:1}.agreement-control-brand .b{color:var(--lime)}.agreement-control-main{position:absolute;left:62px;right:62px;top:480px}.agreement-control-kicker{font-size:15px;font-weight:650;color:var(--lime);letter-spacing:.16em}.agreement-control-main .tick{width:92px;height:4px;margin:30px 0}.agreement-control-main h2{font-family:var(--sc);font-size:74px;font-weight:420;line-height:1.18;color:#fff}.agreement-control-main p{margin-top:34px;font-family:var(--sc);font-size:20px;font-weight:300;color:#bfc5b7}.agreement-control-meta{position:absolute;left:62px;right:62px;bottom:190px;display:grid;grid-template-columns:.7fr .8fr 1.5fr;border-top:1px solid rgba(255,255,255,.16);border-bottom:1px solid rgba(255,255,255,.16)}.agreement-control-meta>div{min-height:120px;padding:24px 20px 20px 0;border-right:1px solid rgba(255,255,255,.16)}.agreement-control-meta>div+div{padding-left:24px}.agreement-control-meta>div:last-child{border-right:0}.agreement-control-meta span{display:block;font-size:11px;color:#7f8777}.agreement-control-meta b{display:block;margin-top:12px;font-family:var(--sc);font-size:17px;font-weight:500;color:#fff}.agreement-control-contact{position:absolute;right:62px;bottom:76px;font-size:13px;color:#8f9688}.agreement-control-closing>.pg{color:rgba(255,255,255,.5)}
.agreement-final-closing{background:#101109!important;-webkit-print-color-adjust:exact;print-color-adjust:exact}

/* cover image replace affordance (hover; hidden in print) */
.coverbtn{display:none!important;position:absolute;right:40px;top:40px;z-index:6;pointer-events:auto;
  background:rgba(0,0,0,.5);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.3);
  color:#fff;font-family:var(--sc);font-size:30px;font-weight:400;letter-spacing:.04em;
  border-radius:14px;padding:14px 26px;cursor:pointer;opacity:0;transition:opacity .2s}
.leaf:hover .coverbtn{opacity:.92}
.coverbtn:hover{opacity:1;background:rgba(0,0,0,.72)}

/* ---------- language visibility ---------- */
@media (max-width:1599px){.doc-title{display:none}}
.t-en{display:none!important}
.lang-en .t-zh{display:none!important}
.lang-en .t-en{display:revert!important}
.only-en{display:none!important}
.lang-en .only-en{display:revert!important}
.lang-en .only-zh{display:none!important}
.lang-zh .mcard .mte{display:none!important}
/* inline en helper inside tables/lists shows only in EN mode */
.en{ }
.lang-zh .en.enonly{display:none!important}
/* EN mode: hide the Chinese article number (第N条) on clause headers — the English title carries the heading */
.lang-en .art .an .no{display:none}

/* ---------- interaction, accessibility & motion ---------- */
html{scroll-behavior:smooth}
button,a,[role="button"]{transition-timing-function:cubic-bezier(.32,.72,0,1)}
button:focus-visible,a:focus-visible,[role="button"]:focus-visible{outline:3px solid rgba(166,207,0,.38);outline-offset:3px}
.tool,.langsw button,.docnav a{transition:color .24s cubic-bezier(.32,.72,0,1),background-color .24s cubic-bezier(.32,.72,0,1),border-color .24s cubic-bezier(.32,.72,0,1),transform .24s cubic-bezier(.32,.72,0,1)}
.tool:active,.langsw button:active,.docnav a:active{transform:translateY(1px)}
.nav{transition:color .36s cubic-bezier(.32,.72,0,1),background-color .36s cubic-bezier(.32,.72,0,1),border-color .36s cubic-bezier(.32,.72,0,1),transform .36s cubic-bezier(.32,.72,0,1)}
.nav:active{transform:translateY(-50%) scale(.96)}
.toc-head h2{letter-spacing:0}
.toc-row{opacity:0;transform:translateY(10px);transition:opacity .48s cubic-bezier(.32,.72,0,1),transform .48s cubic-bezier(.32,.72,0,1),background-color .24s cubic-bezier(.32,.72,0,1)}
.toc.open .toc-row{opacity:1;transform:translateY(0)}
.toc.open .toc-group:nth-child(2) .toc-row{transition-delay:.04s}
.toc.open .toc-group:nth-child(3) .toc-row{transition-delay:.08s}
.toc.open .toc-group:nth-child(4) .toc-row{transition-delay:.12s}
.counter:hover .cur{color:var(--lime-bright)}
.counter .cur{transition:color .24s cubic-bezier(.32,.72,0,1)}

/* ---------- 手机 / 小屏自适应 ---------- */
[data-device="phone"] .nav{display:none}            /* 手机隐藏翻页箭头，改用滑动 */
@media (max-width:820px){
  .topbar{height:48px;padding:0 10px}
  .ui-wm{font-size:16px}.ui-wm .tag{display:none}
  .doc-title{display:none}
  .topright{gap:6px}
  .agreement-subnav{top:54px;max-width:calc(100vw - 18px);overflow-x:auto}.agreement-subnav a{font-size:11px;padding:6px 10px}body.has-agreement-subnav .stage{padding-top:92px}
  .docnav{gap:0}
  .docnav a{padding:5px 7px;font-size:11px}
  .langsw button{padding:5px 8px;font-size:11px}
  .tools{gap:0}
  .tools .tool{width:28px;height:28px}
  .tools #btnPrint,.tools #btnFull{display:none}    /* 手机隐藏打印/全屏，保留目录与单/双页 */
  .stage{padding:54px 10px 42px}
  .bottom{padding-bottom:8px}
  .counter .label{display:none}                      /* 手机底部只留页码，隐藏长页名 */
}
@media (max-width:560px){
  .ui-wm{display:none}                                /* 窄屏隐藏品牌字标，给导航与工具腾位 */
  .topbar{justify-content:flex-end}
  .topright{width:100%;min-width:0;justify-content:space-between;gap:4px}
  .docnav{max-width:none;min-width:0;margin-right:0;flex:1 1 auto}
  .langsw{margin-right:0;flex:0 0 auto}
  .tools{flex:0 0 auto}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important;transition-delay:0s!important}
}

/* ---------- print: one A4 page per board ---------- */
@media print{
  @page{size:A4;margin:0}
  body{background:#fff;overflow:visible}
  body::after,.topbar,.bottom,.hint,.toc,.nav,.spine,.coverbtn{display:none!important}
  .stage{position:static;display:block;padding:0}
  .viewer{width:auto;height:auto;overflow:visible;box-shadow:none;border-radius:0}
  .track{display:block;transform:none!important}
  .leaf{display:block;width:auto;height:auto;overflow:visible}
  .leaf.blank{display:none}
  .board{position:relative;transform:none;zoom:.66;page-break-after:always;break-after:page}
}