/* ============================================================
   European Automotive Intelligence — design system
   Minimal, analytical, executive-ready. No external dependencies.
   ============================================================ */

:root{
  --paper:#ffffff;
  --paper-2:#f8f8f5;
  --paper-3:#f2f3ee;
  --ink:#111410;
  --ink-2:#2c312b;
  --muted:#6d736a;
  --muted-2:#8b9187;
  --line:#e3e5dd;
  --line-strong:#cfd3c8;
  --accent:#1c4a38;
  --accent-2:#2f6a51;
  --accent-wash:#edf3ef;
  --amber:#8a6326;
  --amber-wash:#fbf3e5;
  --red:#7c3a33;
  --red-wash:#f9eeec;
  --radius:3px;
  --wrap:1180px;
  --header-h:68px;
  --sans:"Inter","SF Pro Text",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --mono:"SF Mono","JetBrains Mono",ui-monospace,Menlo,Consolas,"Liberation Mono",monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:17px;line-height:1.68;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  font-feature-settings:"kern" 1,"liga" 1;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
::selection{background:#dce8df;color:#0d1f16}

.wrap{width:min(var(--wrap),calc(100% - 48px));margin-inline:auto}
.narrow{width:min(820px,calc(100% - 48px));margin-inline:auto}

/* ---------- language ---------- */
html[data-lang="en"] .lang-zh{display:none!important}
html[data-lang="zh"] .lang-en{display:none!important}
html[data-lang="zh"] body{letter-spacing:0}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{height:var(--header-h);display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:10px;font-size:12.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--ink);white-space:nowrap}
.brand-mark{width:16px;height:16px;border:1px solid var(--accent);display:inline-block;position:relative;flex:none}
.brand-mark::after{content:"";position:absolute;inset:4px 4px auto 4px;height:1px;background:var(--accent)}
.brand-mark::before{content:"";position:absolute;left:4px;bottom:4px;width:1px;height:4px;background:var(--accent)}
.site-nav{margin-left:auto;display:flex;align-items:center;gap:26px}
.site-nav a{font-size:13.5px;color:var(--ink-2);letter-spacing:.01em;position:relative;padding:6px 0}
.site-nav a:hover{color:var(--accent)}
.site-nav a[aria-current="page"]{color:var(--accent)}
.site-nav a[aria-current="page"]::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;background:var(--accent)}
.lang-switch{display:flex;align-items:center;gap:6px;padding:5px 8px;border:1px solid var(--line);border-radius:99px;font-size:12px;letter-spacing:.04em}
.lang-switch button{padding:2px 7px;border-radius:99px;color:var(--muted)}
.lang-switch button[aria-pressed="true"]{background:var(--accent);color:#fff}
.lang-switch .sep{color:var(--line-strong);font-size:10px}
.menu-btn{display:none}

/* ---------- buttons / links ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 18px;border:1px solid var(--accent);border-radius:var(--radius);
  font-size:13.5px;letter-spacing:.02em;color:#fff;background:var(--accent);
  transition:background .18s ease,border-color .18s ease;
}
.btn:hover{background:#153c2d;border-color:#153c2d}
.btn.ghost{background:transparent;color:var(--accent);border-color:var(--line-strong)}
.btn.ghost:hover{border-color:var(--accent);background:var(--accent-wash)}
.btn .arw{font-size:15px;line-height:1}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:var(--accent);border-bottom:1px solid transparent;padding-bottom:2px}
.link-arrow:hover{border-color:var(--accent)}

/* ---------- typography ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent)}
.eyebrow .dot{width:5px;height:5px;background:var(--accent);border-radius:50%}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:-.022em;line-height:1.12;color:var(--ink);text-wrap:balance}
h1{font-size:clamp(2.55rem,5.6vw,4.35rem);letter-spacing:-.035em;line-height:1.03}
h2{font-size:clamp(1.85rem,3.1vw,2.55rem);line-height:1.14}
h3{font-size:1.28rem;letter-spacing:-.015em;line-height:1.28}
h4{font-size:1.02rem;letter-spacing:-.005em;line-height:1.35}
.lede{font-size:1.125rem;line-height:1.66;color:var(--ink-2);max-width:62ch}
.muted{color:var(--muted)}
.small{font-size:12.5px;line-height:1.55;color:var(--muted)}
.tnum{font-variant-numeric:tabular-nums}

/* ---------- hero ---------- */
.hero{padding:76px 0 54px;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:58px;align-items:center}
.hero-copy .kicker{margin-bottom:26px}
.hero h1{max-width:12ch}
.hero h1 .light{display:block;font-weight:400;color:var(--ink-2);font-size:.6em;letter-spacing:-.02em;margin-top:8px}
.hero-dek{margin:24px 0 0;font-size:1.08rem;line-height:1.62;color:var(--ink-2);max-width:52ch}
.hero-claim{margin:24px 0 0;padding-left:14px;border-left:2px solid var(--accent);font-size:.98rem;line-height:1.6;color:var(--accent);max-width:52ch}
.hero-meta{margin-top:34px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.hero-meta div{background:var(--paper);padding:12px 14px}
.hero-meta dt{font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted-2);margin-bottom:4px}
.hero-meta dd{margin:0;font-size:12.5px;line-height:1.45;color:var(--ink-2)}
.hero-actions{margin-top:30px;display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.hero-figure{position:relative;min-height:0;background:transparent;overflow:hidden;align-self:start}
.hero-figure img{width:100%;height:auto;object-fit:cover;aspect-ratio:16/9;filter:saturate(.92)}
.hero-figure .fig-tag{position:absolute;left:14px;bottom:12px;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:#e8efe9;background:rgba(12,30,22,.55);padding:5px 8px;backdrop-filter:blur(2px)}
.hero-figure .fig-num{position:absolute;right:14px;top:12px;font-family:var(--mono);font-size:10px;letter-spacing:.1em;color:#dfe8e2;opacity:.75}
.hero-disclaimer{margin-top:18px;font-size:11.5px;line-height:1.5;color:var(--muted-2);max-width:78ch}

/* ---------- evidence strip ---------- */
.evidence-strip{background:var(--paper-2);border-bottom:1px solid var(--line)}
.evidence-strip .inner{display:flex;gap:18px;align-items:flex-start;padding:16px 0}
.evidence-strip .tag{font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--amber);white-space:nowrap;padding-top:2px}
.evidence-strip p{margin:0;font-size:12.5px;line-height:1.55;color:var(--muted);max-width:96ch}

/* ---------- sections ---------- */
.section{padding:78px 0}
.section.tight{padding:52px 0}
.section.alt{background:var(--paper-2);border-block:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;margin-bottom:36px}
.section-head .lhs{max-width:66ch}
.section-head .rhs{flex:none;text-align:right}
.section-head h2{margin-top:14px}
.section-head .sub{margin:14px 0 0;color:var(--muted);font-size:14px;line-height:1.6;max-width:62ch}
.sec-index{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--muted-2)}

/* ---------- KPI dashboard ---------- */
.kpi-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.kpi{position:relative;border:1px solid var(--line);background:var(--paper);padding:24px 22px 20px;display:flex;flex-direction:column;min-height:196px;transition:background .2s ease,border-color .2s ease}
.kpi:hover{background:var(--paper-2);border-color:var(--line-strong)}
.kpi .v{font-size:clamp(2rem,3.4vw,2.85rem);font-weight:600;letter-spacing:-.035em;line-height:1;font-variant-numeric:tabular-nums}
.kpi .v small{font-size:.5em;font-weight:500;letter-spacing:0;margin-left:2px;color:var(--muted)}
.kpi .lbl{margin-top:12px;font-size:13.5px;font-weight:600;line-height:1.35}
.kpi .def{margin-top:8px;font-size:11.8px;line-height:1.5;color:var(--muted);flex:1}
.kpi .src{margin-top:14px;padding-top:10px;border-top:1px solid var(--line);font-size:10.5px;letter-spacing:.02em;color:var(--muted-2);display:flex;justify-content:space-between;gap:10px}
.kpi .flag{color:var(--amber);white-space:nowrap}
.kpi .spark{margin-top:14px;height:26px}
.kpi .spark svg{width:100%;height:26px;display:block}

/* ---------- findings ---------- */
.findings{display:grid;gap:0;border-top:1px solid var(--line-strong)}
.finding{display:grid;grid-template-columns:64px 1fr;gap:26px;padding:28px 0;border-bottom:1px solid var(--line)}
.finding .no{font-family:var(--mono);font-size:11px;color:var(--muted-2);padding-top:4px}
.finding .body{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:start}
.finding h3{margin:0;max-width:30ch}
.finding .detail{display:grid;gap:14px}
.finding .field{display:grid;gap:4px}
.finding .field .k{font-size:9.5px;letter-spacing:.15em;text-transform:uppercase;color:var(--accent)}
.finding .field .k.ev{color:var(--muted-2)}
.finding .field p{margin:0;font-size:12.8px;line-height:1.62;color:var(--ink-2)}
.finding .field p.imp{font-size:13.2px;color:var(--accent)}
.finding .refs{margin-top:2px;font-size:10px;letter-spacing:.04em;color:var(--muted-2)}

/* ---------- opportunities & risks ---------- */
.split-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.panel{border:1px solid var(--line);background:var(--paper);padding:26px}
.panel h3{display:flex;align-items:center;gap:10px;font-size:1.05rem;margin-bottom:4px}
.panel .hint{font-size:11.5px;color:var(--muted);margin-bottom:18px}
.panel.opp{border-top:2px solid var(--accent)}
.panel.risk{border-top:2px solid var(--red)}
.orate{display:grid;gap:0}
.orate .item{padding:14px 0;border-top:1px solid var(--line)}
.orate .item:first-of-type{border-top:0}
.orate .item .t{display:flex;justify-content:space-between;gap:14px;align-items:baseline}
.orate .item .t h4{margin:0;font-size:.95rem;max-width:30ch}
.orate .item .t .lvl{font-size:9.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--red);white-space:nowrap}
.orate .item .t .lvl.g{color:var(--accent)}
.orate .item p{margin:6px 0 0;font-size:12.2px;line-height:1.55;color:var(--muted)}
.orate .item p strong{color:var(--ink-2);font-weight:600}

/* ---------- action table ---------- */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line);background:var(--paper)}
table.data{width:100%;border-collapse:collapse;font-size:12.8px;line-height:1.5;min-width:640px}
table.data thead th{
  text-align:left;vertical-align:bottom;padding:12px 14px;border-bottom:1px solid var(--line-strong);
  font-size:9.8px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);font-weight:600;background:var(--paper-2);white-space:nowrap
}
table.data td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top;color:var(--ink-2)}
table.data tbody tr:last-child td{border-bottom:0}
table.data tbody tr:hover{background:#fbfbf8}
table.data .num{font-variant-numeric:tabular-nums;white-space:nowrap}
table.data .em{color:var(--ink);font-weight:600}
table.data .sub{color:var(--muted);font-size:11.5px}
.table-cap{display:flex;justify-content:space-between;gap:20px;margin:0 0 10px;font-size:10.5px;letter-spacing:.04em;color:var(--muted-2)}
.table-foot{margin:10px 0 0;font-size:11px;line-height:1.55;color:var(--muted-2)}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;padding:3px 7px;border:1px solid var(--line-strong);border-radius:2px;white-space:nowrap;color:var(--ink-2)}
.badge.crit{background:var(--red-wash);border-color:#e7cfca;color:var(--red)}
.badge.high{background:var(--amber-wash);border-color:#eadcc2;color:var(--amber)}
.badge.med{background:var(--paper-3);color:var(--muted)}

/* ---------- charts ---------- */
.chart-card{border:1px solid var(--line);background:var(--paper);padding:24px 24px 18px}
.chart-card .ch-head{display:flex;justify-content:space-between;gap:24px;align-items:baseline;margin-bottom:6px}
.chart-card .ch-head h4{font-size:.93rem;letter-spacing:-.005em}
.chart-card .ch-head .unit{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-2);white-space:nowrap}
.chart-card .ch-sub{font-size:11.5px;color:var(--muted);margin:0 0 10px;max-width:66ch}
.chart-shell{position:relative}
.chart-shell svg{width:100%;height:auto;display:block}
.chart-card .ch-src{margin-top:10px;padding-top:8px;border-top:1px solid var(--line);font-size:10px;color:var(--muted-2);display:flex;justify-content:space-between;gap:16px}
.chart-tip{
  position:absolute;z-index:20;pointer-events:none;background:#16211a;color:#f3f6f1;
  font-size:11px;line-height:1.45;padding:7px 9px;border-radius:2px;max-width:260px;
  opacity:0;transform:translateY(3px);transition:opacity .12s ease,transform .12s ease;box-shadow:0 6px 18px rgba(10,20,12,.16)
}
.chart-tip.on{opacity:1;transform:translateY(0)}

.legend{display:flex;gap:18px;flex-wrap:wrap;margin-top:12px;font-size:11px;color:var(--muted)}
.legend .k{display:inline-flex;align-items:center;gap:7px}
.legend .sw{width:9px;height:9px;display:inline-block}

/* CSS bar chart */
.bars{display:grid;gap:12px;margin-top:6px}
.bar-row{display:grid;grid-template-columns:150px 1fr 44px;gap:14px;align-items:center;font-size:12px}
.bar-row .nm{color:var(--ink-2);line-height:1.3}
.bar-row .track{height:9px;background:var(--paper-3);position:relative}
.bar-row .fill{position:absolute;left:0;top:0;bottom:0;background:var(--accent)}
.bar-row .val{text-align:right;font-variant-numeric:tabular-nums;color:var(--muted)}

.donut-grid{display:grid;grid-template-columns:300px 1fr;gap:34px;align-items:center}
.donut-grid .dl{display:grid;gap:0}
.donut-grid .dl .row{display:flex;justify-content:space-between;gap:14px;padding:9px 0;border-bottom:1px solid var(--line);font-size:12px}
.donut-grid .dl .row:last-child{border-bottom:0}
.donut-grid .dl .row .l{display:flex;gap:9px;align-items:center;color:var(--ink-2)}
.donut-grid .dl .row .sw{width:8px;height:8px;flex:none}
.donut-grid .dl .row .v{font-variant-numeric:tabular-nums;color:var(--muted)}

/* stacked sentiment */
.stack{display:grid;gap:16px}
.stack-row .top{display:flex;justify-content:space-between;font-size:12px;margin-bottom:7px}
.stack-row .top .nm{color:var(--ink-2);font-weight:600}
.stack-row .top .val{color:var(--muted);font-variant-numeric:tabular-nums}
.stack-row .bar{display:flex;height:22px;width:100%;overflow:hidden;background:var(--paper-3)}
.stack-row .bar span{display:flex;align-items:center;justify-content:center;font-size:9px;color:#fff;font-variant-numeric:tabular-nums;white-space:nowrap}
.stack-row .bar .p{background:var(--accent)}
.stack-row .bar .n{background:#cfd6cb;color:#4a5348}
.stack-row .bar .g{background:var(--red);opacity:.85}

/* timeline */
.timeline{position:relative;margin-top:8px;padding-left:26px;border-left:1px solid var(--line-strong)}
.tl-item{position:relative;padding:0 0 22px 0}
.tl-item::before{content:"";position:absolute;left:-31px;top:6px;width:9px;height:9px;border:1px solid var(--accent);background:#fff;border-radius:50%}
.tl-item.peak::before{background:var(--accent);width:11px;height:11px;left:-32px}
.tl-item .q{font-family:var(--mono);font-size:10px;letter-spacing:.06em;color:var(--accent)}
.tl-item .e{margin:3px 0 0;font-size:12.5px;color:var(--ink-2);line-height:1.45}
.tl-item .v{margin:2px 0 0;font-size:10.5px;color:var(--muted-2);font-variant-numeric:tabular-nums}

/* ---------- callouts / notes ---------- */
.callout{border-left:2px solid var(--accent);background:var(--accent-wash);padding:18px 22px;font-size:13.4px;line-height:1.62;color:#173a2b}
.callout strong{font-weight:600}
.note{border-left:2px solid var(--amber);background:var(--amber-wash);padding:15px 18px;font-size:12.4px;line-height:1.6;color:#5d4520}
.note .tag{display:block;font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--amber);margin-bottom:4px}
.note a{text-decoration:underline;text-decoration-color:#d9c7a6;text-underline-offset:2px}
.quote{border-top:1px solid var(--line-strong);border-bottom:1px solid var(--line-strong);padding:22px 0;font-size:1.02rem;line-height:1.65;color:var(--ink-2);max-width:70ch}
.quote p{margin:0}
.quote .src{display:block;margin-top:10px;font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-2)}

/* ---------- product spec ---------- */
.spec-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.spec{background:#fff;padding:20px 22px;display:grid;gap:6px}
.spec .k{font-size:9.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted-2)}
.spec .v{font-size:1.02rem;line-height:1.4;font-weight:600;color:var(--ink)}
.spec .v small{display:block;font-size:11.5px;font-weight:400;color:var(--muted);margin-top:5px;line-height:1.5}

/* ---------- cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.card{border:1px solid var(--line);background:#fff;padding:22px}
.card .k{font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:10px}
.card h4{margin:0 0 8px}
.card p{margin:0;font-size:12.4px;line-height:1.6;color:var(--muted)}

/* ---------- research layout ---------- */
.doc-hero{padding:56px 0 40px;border-bottom:1px solid var(--line);background:var(--paper-2)}
.doc-hero .meta{display:flex;gap:26px;flex-wrap:wrap;margin-top:22px;font-size:11.5px;color:var(--muted)}
.doc-hero .meta span strong{font-weight:600;color:var(--ink-2)}
.doc-layout{display:grid;grid-template-columns:226px minmax(0,1fr);gap:56px;align-items:start;padding:44px 0 80px}
.toc{position:sticky;top:calc(var(--header-h) + 22px);align-self:start;max-height:calc(100vh - 120px);overflow:auto;padding-right:10px}
.toc .t{font-size:9.5px;letter-spacing:.15em;text-transform:uppercase;color:var(--muted-2);margin-bottom:10px}
.toc .part{margin-top:16px;font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);padding-top:10px;border-top:1px solid var(--line)}
.toc a{display:flex;gap:8px;padding:6px 0;font-size:12.2px;line-height:1.4;color:var(--muted);border-left:2px solid transparent;padding-left:9px;margin-left:-11px}
.toc a:hover{color:var(--ink)}
.toc a.on{color:var(--accent);border-left-color:var(--accent);background:linear-gradient(90deg,var(--accent-wash),transparent)}
.toc .n{font-family:var(--mono);font-size:9.5px;color:var(--muted-2);padding-top:2px}
.doc-main{min-width:0;max-width:780px}
.doc-sec{padding:0 0 56px;margin-bottom:46px;border-bottom:1px solid var(--line);scroll-margin-top:calc(var(--header-h) + 24px)}
.doc-sec:last-of-type{border-bottom:0}
.doc-sec .s-eyebrow{display:flex;gap:12px;align-items:baseline;font-family:var(--mono);font-size:10px;letter-spacing:.08em;color:var(--muted-2);margin-bottom:10px}
.doc-sec .s-eyebrow b{color:var(--accent);font-weight:500}
.doc-sec h2{font-size:clamp(1.55rem,2.4vw,2rem);margin-bottom:14px}
.doc-sec h3{margin:30px 0 10px;font-size:1.12rem}
.doc-sec h4{margin:22px 0 8px;font-size:.98rem}
.doc-sec p{margin:0 0 14px;color:var(--ink-2);font-size:15.2px;line-height:1.72}
.doc-sec p.lede{font-size:16.5px;color:#232823}
.doc-sec ul,.doc-sec ol{margin:0 0 16px;padding-left:20px}
.doc-sec li{margin-bottom:7px;font-size:15px;line-height:1.65;color:var(--ink-2)}
.doc-sec .inline-fig{margin:22px 0}
.doc-sec .inline-fig img{border:1px solid var(--line);width:100%}
.doc-sec .inline-fig figcaption{margin-top:7px;font-size:10.5px;color:var(--muted-2);display:flex;justify-content:space-between;gap:14px}
.split-callout{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:20px 0}
.mini-stat{display:flex;gap:26px;flex-wrap:wrap;margin:18px 0 22px;padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.mini-stat div .v{font-size:19px;font-weight:600;letter-spacing:-.02em;font-variant-numeric:tabular-nums;line-height:1.1}
.mini-stat div .l{font-size:10.5px;letter-spacing:.06em;color:var(--muted);margin-top:3px}
details.disclosure{border:1px solid var(--line);background:var(--paper-2);padding:0;margin:16px 0}
details.disclosure summary{cursor:pointer;padding:12px 16px;font-size:12px;letter-spacing:.02em;color:var(--ink-2);display:flex;justify-content:space-between;gap:12px;list-style:none}
details.disclosure summary::-webkit-details-marker{display:none}
details.disclosure summary .c{color:var(--muted-2);font-size:10px;letter-spacing:.1em;text-transform:uppercase}
details.disclosure[open] summary{border-bottom:1px solid var(--line)}
details.disclosure .inner{padding:14px 16px 16px}

/* ---------- references ---------- */
.ref-list{display:grid;gap:0;border-top:1px solid var(--line-strong)}
.ref{display:grid;grid-template-columns:44px 1fr auto;gap:18px;padding:18px 0;border-bottom:1px solid var(--line);align-items:start}
.ref .no{font-family:var(--mono);font-size:11px;color:var(--accent);padding-top:2px}
.ref .t{font-size:13.6px;color:var(--ink);line-height:1.45}
.ref .m{margin-top:4px;font-size:10.5px;color:var(--muted-2);line-height:1.5}
.ref .used{font-size:10px;letter-spacing:.06em;color:var(--muted);text-align:right;white-space:nowrap}
.qn-table table.data{min-width:860px}
.qn-id{font-family:var(--mono);font-size:10px;color:var(--accent);white-space:nowrap}
.archive-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.archive{display:grid;gap:8px}
.archive img{border:1px solid var(--line);width:100%}
.archive .cap{font-size:10.5px;line-height:1.5;color:var(--muted)}
.archive .cap b{color:var(--ink-2);font-weight:600;display:block;margin-bottom:2px}

/* ---------- CTA / contact ---------- */
.cta-band{background:var(--accent);color:#fff;padding:56px 0}
.cta-band .grid{display:grid;grid-template-columns:1.35fr .65fr;gap:48px;align-items:center}
.cta-band h2{color:#fff;max-width:24ch}
.cta-band p{color:#d8e4dc;font-size:14px;line-height:1.6;margin:14px 0 0;max-width:58ch}
.cta-band .btn{background:#fff;border-color:#fff;color:#153c2d}
.cta-band .btn:hover{background:#eef4f0}
.contact{padding:64px 0 70px;border-top:1px solid var(--line)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.contact-box{border:1px solid var(--line);padding:26px;background:var(--paper-2)}
.contact-box h3{font-size:1.05rem;margin-bottom:10px}
.contact-box p{font-size:12.5px;line-height:1.6;color:var(--muted);margin:0 0 16px}
.pending{display:inline-flex;align-items:center;gap:8px;font-size:11px;letter-spacing:.05em;color:var(--amber);border:1px dashed #dcc7a4;padding:7px 10px;background:#fffaf1}

/* ---------- footer ---------- */
.site-footer{background:var(--paper-2);border-top:1px solid var(--line);padding:44px 0 40px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:36px}
.footer-grid .brandline{display:flex;align-items:center;gap:9px;font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2);margin-bottom:10px}
.site-footer p{font-size:11.5px;line-height:1.6;color:var(--muted);margin:0 0 8px;max-width:52ch}
.site-footer .col .h{font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);margin-bottom:10px}
.site-footer .col a{display:block;font-size:11.8px;color:var(--ink-2);padding:3px 0}
.site-footer .col a:hover{color:var(--accent)}
.footer-base{display:flex;justify-content:space-between;gap:24px;margin-top:34px;padding-top:16px;border-top:1px solid var(--line);font-size:10.5px;color:var(--muted-2);flex-wrap:wrap}

/* ---------- progress + to top ---------- */
.readbar{position:fixed;top:var(--header-h);left:0;height:2px;background:var(--accent);width:0;z-index:70;transition:width .08s linear}
.to-top{position:fixed;right:22px;bottom:22px;z-index:50;width:38px;height:38px;border:1px solid var(--line-strong);background:#fff;color:var(--ink-2);display:grid;place-items:center;border-radius:2px;opacity:0;pointer-events:none;transition:opacity .2s ease}
.to-top.on{opacity:1;pointer-events:auto}
.to-top:hover{border-color:var(--accent);color:var(--accent)}

/* ---------- misc ---------- */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:-9999px;top:0;background:#fff;padding:10px 14px;z-index:100}
.skip:focus{left:8px;top:8px}
hr.rule{border:0;border-top:1px solid var(--line);margin:34px 0}
.kicker-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.pill{font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);border:1px solid var(--line);padding:4px 8px;border-radius:99px;background:#fff}
.pill.g{color:var(--accent);border-color:#cfdcd4;background:var(--accent-wash)}
.pill.a{color:var(--amber);border-color:#e6d5b8;background:#fffaf1}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr .9fr;gap:36px}
  .kpi-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .finding .body{grid-template-columns:1fr;gap:18px}
  .doc-layout{grid-template-columns:1fr;gap:0}
  .toc{position:static;max-height:none;display:none}
  .toc-mobile{display:block!important}
  .doc-main{max-width:none}
  .split-2,.split-callout{grid-template-columns:1fr}
  .donut-grid{grid-template-columns:1fr;gap:22px}
}
@media (max-width:860px){
  .wrap{width:calc(100% - 36px)}
  .hero{padding:44px 0 38px}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-figure{order:-1;min-height:0}
  .hero-figure img{aspect-ratio:16/9}
  .hero h1{max-width:none;font-size:clamp(2.2rem,8vw,3.2rem)}
  .hero-meta{grid-template-columns:repeat(2,minmax(0,1fr))}
  .site-nav{display:none}
  .menu-btn{display:inline-flex;margin-left:auto}
  .section{padding:56px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .section-head .rhs{text-align:left}
  .kpi-grid{grid-template-columns:1fr 1fr}
  .card-grid{grid-template-columns:1fr}
  .spec-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cta-band .grid,.contact-grid{grid-template-columns:1fr;gap:26px}
  .finding{grid-template-columns:34px 1fr;gap:14px}
  .bar-row{grid-template-columns:110px 1fr 38px}
  .archive-grid{grid-template-columns:1fr}
  .doc-layout{padding:28px 0 56px}
  .doc-sec{padding-bottom:36px;margin-bottom:32px}
}
@media (max-width:560px){
  body{font-size:16px}
  .kpi-grid{grid-template-columns:1fr}
  .hero-meta{grid-template-columns:1fr 1fr}
  .hero-actions .btn{width:100%;justify-content:space-between}
  .stack-row .bar span{font-size:0}
  .ref{grid-template-columns:32px 1fr}
  .ref .used{grid-column:2;text-align:left}
  .to-top{right:14px;bottom:14px}
}

/* mobile nav drawer */
.drawer{position:fixed;inset:var(--header-h) 0 auto 0;background:#fff;border-bottom:1px solid var(--line);z-index:59;display:none;padding:10px 18px 18px}
.drawer.open{display:block}
.drawer a{display:block;padding:12px 4px;border-bottom:1px solid var(--line);font-size:14px;color:var(--ink-2)}
.drawer a:last-child{border-bottom:0}
@media (min-width:861px){.drawer{display:none!important}}

/* print */
@media print{
  .site-header,.to-top,.readbar,.cta-band,.contact,.drawer,.hero-actions{display:none!important}
  body{font-size:11pt}
  .section{padding:18pt 0;break-inside:avoid}
  .kpi{border:1px solid #ccc}
  a{color:#000}
}

/* ---------- appended components ---------- */
.menu-btn{font-size:11px;letter-spacing:.14em;border:1px solid var(--line);padding:7px 10px;border-radius:2px;color:var(--ink-2)}
.menu-btn:hover{border-color:var(--accent);color:var(--accent)}

.toc-mobile{display:none}
.toc-mobile .t{font-size:9.5px;letter-spacing:.15em;text-transform:uppercase;color:var(--muted-2);margin-bottom:8px}
.toc-mobile a{display:flex;gap:10px;padding:9px 0;border-bottom:1px solid var(--line);font-size:12.4px;color:var(--ink-2)}
.toc-mobile a .n{font-family:var(--mono);font-size:9.5px;color:var(--muted-2);padding-top:2px}

.verdict-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:18px;align-items:start}
.verdict-copy p{font-size:13.2px;line-height:1.65;color:var(--ink-2);margin:0 0 14px}
.verdict-copy p:first-child{font-size:14px}

.chapters{display:grid;gap:16px}
.chapter-group .h{font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:#a9c2b4;margin-bottom:6px}
.chapter-group a{display:flex;gap:9px;padding:3px 0;font-size:11.5px;color:#e6efe9;line-height:1.4}
.chapter-group a .n{font-family:var(--mono);font-size:9px;color:#9bb5a7;padding-top:2px;flex:none}
.chapter-group a:hover{color:#fff}
.cta-band .dot{width:5px;height:5px;border-radius:50%;display:inline-block}

.pill-list{margin:14px 0 18px}
.pill-list .pill-label{font-size:9.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted-2);margin-bottom:8px}

.topicbars{display:grid;gap:10px;margin-top:8px}
.topic-row{display:grid;grid-template-columns:176px 1fr 46px;gap:14px;align-items:center}
.topic-row .nm{font-size:11.8px;line-height:1.3;color:var(--ink-2)}
.topic-row .tr{display:grid;gap:3px}
.topic-row .line{display:flex;align-items:center;gap:7px}
.topic-row .line .track{height:8px;background:var(--paper-3);flex:1;min-width:0}
.topic-row .line .track span{display:block;height:8px;max-width:100%}
.topic-row .line.pre .track span{background:#c3ccc1}
.topic-row .line.post .track span{background:var(--accent)}
.topic-row .line em{font-style:normal;font-size:10px;color:var(--muted);width:30px;text-align:right;font-variant-numeric:tabular-nums}
.topic-row .chg{font-size:11px;text-align:right;font-variant-numeric:tabular-nums;color:var(--muted)}
.topic-row .chg.up{color:var(--amber)}
.topic-row .chg.down{color:var(--muted-2)}

ol.prio{margin:0;padding:0;list-style:none;display:grid;border-top:1px solid var(--line)}
ol.prio li{display:grid;grid-template-columns:118px 1fr;gap:16px;padding:13px 0;border-bottom:1px solid var(--line);align-items:start}
ol.prio li .lvl{font-size:9px;letter-spacing:.12em;text-transform:uppercase;color:var(--amber);padding-top:2px}
ol.prio li .lvl.high{color:var(--red)}
ol.prio li p{margin:0;font-size:13px;line-height:1.6;color:var(--ink-2)}

ol.keyfind{margin:0;padding-left:0;list-style:none;counter-reset:kf;display:grid;gap:0;border-top:1px solid var(--line-strong)}
ol.keyfind li{counter-increment:kf;display:grid;grid-template-columns:34px 1fr;gap:12px;padding:13px 0;border-bottom:1px solid var(--line);font-size:13.4px;line-height:1.6;color:var(--ink-2)}
ol.keyfind li::before{content:counter(kf);font-family:var(--mono);font-size:10px;color:var(--accent);padding-top:3px}

ol.method,ul.notthere{margin:0 0 18px;padding-left:18px}
ol.method li,ul.notthere li{font-size:13.4px;line-height:1.65;color:var(--ink-2);margin-bottom:6px}

.checklist{display:grid;gap:0;border-top:1px solid var(--line-strong)}
.checklist .chk{display:grid;grid-template-columns:22px 1fr;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
.checklist .chk .box{color:var(--muted-2);font-size:14px}
.checklist .chk b{font-size:12.8px;font-weight:600;color:var(--ink)}
.checklist .chk p{margin:4px 0 0;font-size:12px;line-height:1.6;color:var(--muted)}

.linkcards{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:10px}
.linkcard{border:1px solid var(--line);padding:16px 18px;background:#fff;transition:border-color .18s ease,background .18s ease}
.linkcard:hover{border-color:var(--accent);background:var(--accent-wash)}
.linkcard .k{display:block;font-size:9px;letter-spacing:.13em;text-transform:uppercase;color:var(--accent);margin-bottom:6px}
.linkcard .t{font-size:13px;line-height:1.4;color:var(--ink);font-weight:600}

@media (max-width:1080px){
  .verdict-grid{grid-template-columns:1fr}
  .topic-row{grid-template-columns:150px 1fr 42px}
  .toc-mobile{display:block;border:1px solid var(--line);background:var(--paper-2);padding:14px 16px;margin-bottom:24px}
  .linkcards{grid-template-columns:1fr}
}
@media (max-width:640px){
  .topic-row{grid-template-columns:118px 1fr 38px;gap:10px}
  .topic-row .nm{font-size:11px}
  .topic-row .line em{width:26px;font-size:9.5px}
  ol.prio li{grid-template-columns:1fr;gap:3px}
  .verdict-grid{gap:12px}
}

/* ---------- mobile header ---------- */
.brand-short{display:none;font-size:11px;letter-spacing:.14em}
@media (max-width:640px){
  .header-inner{gap:10px}
  .brand-full{display:none}
  .brand-short{display:inline}
  .brand{font-size:11px;gap:8px}
  .menu-btn{margin-left:auto;padding:6px 8px;font-size:10px}
  .lang-switch{font-size:11px;gap:4px}
  .lang-switch .sep{display:none}
}
.lightbox{position:fixed;inset:0;z-index:80;display:none;align-items:center;justify-content:center;padding:4vh 4vw;background:rgba(17,20,16,.86);cursor:zoom-out}
.lightbox.on{display:flex}
.lightbox img{max-width:100%;max-height:92vh;background:#fff;box-shadow:0 24px 70px rgba(0,0,0,.4)}