/* Hino tuning site — same design language as the John Deere DAMOS Vault / ECFG Superstore, Hino red accent. */
:root{
  --ground:#15161A; --panel:#1D1F24; --panel2:#25282E; --line:#33373F; --line2:#454A54;
  --ink:#F1F1EE; --muted:#A3A6A0; --faint:#6F736E;
  --acc:#FF3B4E; --acc2:#D81E34; --accink:#fff; --ok:#8FBF3F; --wa:#25D366;
  --mono:ui-monospace,"Cascadia Mono",Consolas,"DejaVu Sans Mono",monospace;
  --sans:ui-sans-serif,system-ui,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
@media (prefers-color-scheme:light){
  :root{--ground:#F3F3F0;--panel:#FFFFFF;--panel2:#E9E9E4;--line:#D7D7D0;--line2:#C0C0B7;
        --ink:#17181B;--muted:#5C5F5A;--faint:#8A8D87;--acc:#C8102E;--acc2:#A00D25;--ok:#4E8B3A;}
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ground);color:var(--ink);font-family:var(--sans);font-size:15px;line-height:1.55;
  -webkit-font-smoothing:antialiased}
a{color:var(--acc)}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
@media (max-width:560px){.wrap{padding:0 16px}}

/* ---------- top bar ---------- */
.top{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--ground) 92%,transparent);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:18px;height:56px}
.brand{font-weight:800;letter-spacing:.02em;color:var(--ink);text-decoration:none;white-space:nowrap}
.brand b{color:var(--acc)}
.nav{display:flex;gap:18px;margin-left:auto;overflow-x:auto;white-space:nowrap}
.nav a{color:var(--muted);text-decoration:none;font-size:14px}
.nav a:hover,.nav a.on{color:var(--ink)}
.nav a.cta{color:var(--acc);font-weight:700}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line2);
  background:linear-gradient(180deg,var(--panel2) 0%,var(--ground) 100%)}
.hero .srec{position:absolute;inset:0;padding:14px 0;font-family:var(--mono);font-size:12px;line-height:1.7;
  color:var(--faint);opacity:.28;white-space:pre;overflow:hidden;pointer-events:none;
  -webkit-mask-image:linear-gradient(100deg,transparent 30%,#000 75%);mask-image:linear-gradient(100deg,transparent 30%,#000 75%)}
.hero .wrap{position:relative;padding-top:64px;padding-bottom:56px}
.kick{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--acc)}
h1{font-size:clamp(30px,5vw,52px);line-height:1.08;margin:12px 0 14px;letter-spacing:-.02em;max-width:17ch;text-wrap:balance}
.lede{font-size:17px;color:var(--muted);max-width:62ch;margin:0}
.lede b{color:var(--ink)}
.btns{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 18px;border-radius:4px;font-weight:700;font-size:14px;
  text-decoration:none;border:1px solid transparent;cursor:pointer;font-family:inherit}
.btn.pri{background:var(--acc2);color:var(--accink)}
.btn.pri:hover{background:var(--acc)}
.btn.ghost{border-color:var(--line2);color:var(--ink);background:transparent}
.btn.ghost:hover{border-color:var(--ink)}
.btn.wa{background:var(--wa);color:#06280F}
.btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.7}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:26px}
.chip{font-family:var(--mono);font-size:12px;padding:5px 10px;border:1px solid var(--line2);border-radius:3px;
  color:var(--muted);background:var(--panel)}
.chip b{color:var(--ink);font-weight:600}

/* ---------- sections ---------- */
.sec{padding:54px 0;border-bottom:1px solid var(--line)}
.sec h2{font-size:26px;margin:0 0 6px;letter-spacing:-.01em}
.sec .sub{color:var(--muted);margin:0 0 26px;max-width:70ch}
.grid{display:grid;gap:14px}
.g3{grid-template-columns:repeat(3,1fr)} .g2{grid-template-columns:repeat(2,1fr)} .g5{grid-template-columns:repeat(5,1fr)}
@media (max-width:900px){.g3,.g5{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.g3,.g2,.g5{grid-template-columns:1fr}}
.card{background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:20px}
.card h3{margin:0 0 6px;font-size:17px}
.card p{margin:0;color:var(--muted)}
.card .tag{display:inline-block;font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--acc);margin-bottom:10px}
.card ul{margin:12px 0 0;padding-left:18px;color:var(--muted)}
.card li{margin:3px 0}
.card.hl{border-color:var(--acc2)}
.card .more{display:inline-block;margin-top:12px;font-weight:700;text-decoration:none}

.tblw{overflow-x:auto;border:1px solid var(--line);border-radius:6px;background:var(--panel)}
table{border-collapse:collapse;width:100%;min-width:760px}
th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);font-weight:600}
tr:last-child td{border-bottom:0}
td code,p code,li code{font-family:var(--mono);font-size:13px;background:var(--panel2);padding:1px 5px;border-radius:3px}
td .y{color:var(--ok);font-weight:700}

.steps{counter-reset:s;display:grid;gap:14px;grid-template-columns:repeat(4,1fr)}
@media (max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.steps{grid-template-columns:1fr}}
.step{counter-increment:s;background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:18px}
.step::before{content:counter(s,decimal-leading-zero);font-family:var(--mono);color:var(--acc);font-size:13px}
.step h3{margin:6px 0 4px;font-size:16px}
.step p{margin:0;color:var(--muted);font-size:14px}

details{background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:14px 18px;margin-bottom:8px}
summary{cursor:pointer;font-weight:700}
details p{color:var(--muted);margin:10px 0 2px}

/* ---------- order / upload ---------- */
.order{display:grid;grid-template-columns:1fr 1fr;gap:22px;background:var(--panel);border:1px solid var(--line2);
  border-radius:8px;padding:24px}
@media (max-width:820px){.order{grid-template-columns:1fr;padding:18px}}
.oh{margin:0 0 6px;font-size:18px}
.op,.ohint{color:var(--muted);font-size:14px;margin:0 0 14px}
.ohint{margin:12px 0 0;font-size:13px}
.drop{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;text-align:center;
  border:2px dashed var(--line2);border-radius:8px;padding:30px 16px;cursor:pointer;background:var(--ground);transition:.15s}
.drop:hover,.drop.hot,.drop:focus-visible{border-color:var(--acc);outline:none}
.drop svg{width:30px;height:30px;fill:none;stroke:var(--acc);stroke-width:1.7;margin-bottom:6px}
.drop span{color:var(--muted);font-size:13px}
.dres{margin-top:12px;border:1px solid var(--line);border-radius:6px;padding:12px 14px;font-family:var(--mono);font-size:13px;
  background:var(--ground);overflow-wrap:anywhere}
.dres div{display:flex;gap:10px} .dres div span{color:var(--faint);min-width:86px}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media (max-width:480px){.fields{grid-template-columns:1fr}}
.fld{display:flex;flex-direction:column;gap:4px;font-size:12px;color:var(--muted)}
.fld.full{grid-column:1/-1}
.fld input,.fld select,.fld textarea{font:inherit;font-size:14px;color:var(--ink);background:var(--ground);
  border:1px solid var(--line2);border-radius:4px;padding:9px 10px;width:100%}
.fld input:focus,.fld select:focus,.fld textarea:focus{outline:none;border-color:var(--acc)}
.opts{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
@media (max-width:480px){.opts{grid-template-columns:repeat(2,1fr)}}
.opt{display:flex;align-items:center;gap:8px;border:1px solid var(--line2);border-radius:4px;padding:9px 10px;
  font-size:13px;line-height:1.2;color:var(--ink);cursor:pointer;background:var(--ground);white-space:nowrap}
.opt:hover{border-color:var(--muted)}
.opt:has(input:checked){border-color:var(--acc);background:color-mix(in srgb,var(--acc) 12%,var(--ground))}
.opt input{accent-color:var(--acc2);margin:0;width:15px;height:15px;flex:none;padding:0}
.opt.wide{grid-column:1/-1}
.ocol{display:flex;flex-direction:column;min-width:0}
.ocol .drop{flex:1;min-height:200px}
.send{list-style:none;margin:14px 0 0;padding:0;font-size:13px;color:var(--muted)}
.send li{display:flex;gap:10px;padding:7px 0;border-top:1px solid var(--line)}
.send b{color:var(--ink);min-width:92px;font-weight:600}
.obtns{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}
.obtns .btn{justify-content:center}

/* ---------- article page ---------- */
.art{display:grid;grid-template-columns:220px minmax(0,1fr);gap:40px;padding:44px 0}
@media (max-width:860px){.art{grid-template-columns:1fr;gap:10px}.toc{position:static!important}}
.toc{position:sticky;top:76px;align-self:start;font-size:14px}
.toc b{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--faint)}
.toc a{display:block;color:var(--muted);text-decoration:none;padding:4px 0}
.toc a:hover{color:var(--ink)}
.body h2{font-size:23px;margin:38px 0 10px;scroll-margin-top:72px}
.body h3{font-size:17px;margin:22px 0 6px}
.body p,.body li{color:var(--muted);max-width:72ch}
.body p b,.body li b{color:var(--ink)}
.key{background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--acc2);border-radius:6px;padding:16px 20px}
.key ul{margin:0;padding-left:18px}
.cta-box{margin-top:34px;background:var(--panel);border:1px solid var(--acc2);border-radius:8px;padding:22px}
.cta-box h3{margin:0 0 6px}

footer{padding:30px 0 44px;color:var(--faint);font-size:13px}
footer p{margin:6px 0;max-width:90ch}
footer a{color:var(--muted)}

/* ---------- DX3 page ---------- */
.steps.s3{grid-template-columns:repeat(3,1fr)}
@media (max-width:760px){.steps.s3{grid-template-columns:1fr}}
.flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:12px;align-items:stretch}
.flow .arrow{align-self:center;color:var(--acc);font-size:22px;font-family:var(--mono)}
@media (max-width:860px){.flow{grid-template-columns:1fr}.flow .arrow{justify-self:center;transform:rotate(90deg)}}
.note{margin:18px 0 0;color:var(--muted);max-width:80ch}
.note b{color:var(--ink)}
.card h3.ok{color:var(--ok)} .card h3.no{color:var(--acc)}
.sec .sub:empty{display:none}
.sec .cta-box{margin-top:26px}
.cta-box p{color:var(--muted);margin:0}
.shot{margin:26px 0 0;border:1px solid var(--line2);border-radius:8px;overflow:hidden;background:var(--panel)}
.shot img{display:block;width:100%;height:auto}
.shot figcaption{padding:12px 16px;font-size:13px;color:var(--muted);border-top:1px solid var(--line)}

/* ---------- hero console, stats, icons, lookup ---------- */
.hgrid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:40px;align-items:center}
@media (max-width:940px){.hgrid{grid-template-columns:1fr}.term{display:none}}
.term{background:#0E0F12;border:1px solid var(--line2);border-radius:10px;box-shadow:0 24px 60px rgba(0,0,0,.45);overflow:hidden}
.tbar{display:flex;align-items:center;gap:6px;padding:10px 12px;border-bottom:1px solid #2A2D33;background:#17191D}
.tbar i{width:10px;height:10px;border-radius:50%;background:#3A3E46}
.tbar i:first-child{background:var(--acc2)}
.tbar span{margin-left:8px;font-family:var(--mono);font-size:11px;color:#8A8D87}
.term pre{margin:0;padding:18px;font-family:var(--mono);font-size:13px;line-height:1.85;color:#C9CBC6;white-space:pre;overflow:hidden}
.term b{color:#fff} .term .p{color:#FF3B4E} .term .d{color:#4A4E56} .term .k{color:#8FBF3F}
.term .bar{display:inline-block;width:120px;height:9px;background:#2A2D33;border-radius:2px;vertical-align:middle;overflow:hidden}
.term .bar i{display:block;height:100%;width:82%;background:#FF3B4E;animation:fill 5s ease-out infinite}
.term .cur{animation:blink 1s steps(2) infinite;color:#fff}
@keyframes fill{0%{width:4%}70%,100%{width:82%}}
@keyframes blink{50%{opacity:0}}
@media (prefers-reduced-motion:reduce){.term .bar i,.term .cur{animation:none}}
.stats{border-bottom:1px solid var(--line);background:var(--panel)}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.stats .wrap>div{padding:22px 18px;border-left:1px solid var(--line)}
.stats .wrap>div:first-child{border-left:0;padding-left:0}
.stats b{display:block;font-size:24px;letter-spacing:-.01em}
.stats span{color:var(--muted);font-size:13px}
@media (max-width:760px){.stats .wrap{grid-template-columns:1fr 1fr}.stats .wrap>div{padding:16px 12px;border-left:0;border-top:1px solid var(--line)}
  .stats .wrap>div:nth-child(-n+2){border-top:0}.stats .wrap>div:first-child{padding-left:12px}}
.ico{width:30px;height:30px;fill:none;stroke:var(--acc);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;display:block;margin-bottom:10px}
.card{transition:border-color .15s,transform .15s}
.card:hover{border-color:var(--line2);transform:translateY(-2px)}
.card.hl:hover{border-color:var(--acc)}
.look{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-bottom:16px}
.look input{font:inherit;font-family:var(--mono);font-size:15px;color:var(--ink);background:var(--panel);border:1px solid var(--line2);
  border-radius:4px;padding:11px 12px;width:min(320px,100%)}
.look input:focus{outline:none;border-color:var(--acc)}
.lookr{font-size:14px;color:var(--muted)} .lookr b{color:var(--ok)} .lookr.miss b{color:var(--acc)}
.swl{list-style:none;margin:0;display:flex;flex-wrap:wrap;gap:6px;max-height:232px;overflow:auto;
  border:1px solid var(--line);border-radius:6px;padding:12px;background:var(--panel)}
.swl li{font-family:var(--mono);font-size:12px;padding:4px 8px;border:1px solid var(--line);border-radius:3px;color:var(--muted)}
.swl li i{font-style:normal;color:var(--faint);margin-left:6px}
.swl li.hit{border-color:var(--acc);color:var(--ink)}
.swl li[hidden]{display:none}
.fab{position:fixed;right:18px;bottom:18px;z-index:30;width:52px;height:52px;border-radius:50%;background:var(--wa);
  display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.35)}
.fab svg{width:26px;height:26px;fill:none;stroke:#06280F;stroke-width:1.8}
.e404{min-height:70vh;display:grid;place-items:center;text-align:center}
.card.wide{margin-top:14px;display:flex;gap:24px;align-items:center;justify-content:space-between;border-left:3px solid var(--acc2)}
.card.wide .btn{flex:none}
@media (max-width:700px){.card.wide{flex-direction:column;align-items:flex-start}}
.qr{margin-top:22px;display:flex;gap:20px;align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:18px}
.qr img{flex:none;border-radius:6px;background:#fff;padding:6px;width:132px;height:132px}
.qr h3{margin:0 0 4px;font-size:17px} .qr p{margin:0;color:var(--muted);max-width:52ch} .qr p b{color:var(--ink)}
@media (max-width:480px){.qr{flex-direction:column;align-items:flex-start}}
.nav{scrollbar-width:none}.nav::-webkit-scrollbar{display:none}

:root{--chat-right:82px}