/* AutoECU — dark "diagnostic bench" theme */
:root{
  --bg:#0a0b0d; --bg-2:#101216; --panel:#15181d; --panel-2:#1b1f25; --line:#262a31; --line-2:#323741;
  --text:#f2f3f5; --muted:#a3a9b3; --dim:#6f7682;
  --red:#9b0000; --red-hi:#e0262b; --red-glow:rgba(224,38,43,.35);
  --green:#3dff8f; --green-dim:#1f8f52; --amber:#ffb020; --wa:#25d366;
  --r:14px; --r-sm:9px; --max:1180px;
  --f-head:"Chakra Petch",ui-sans-serif,system-ui,sans-serif;
  --f-body:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --shadow:0 20px 50px -20px rgba(0,0,0,.7);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:400 16.5px/1.65 var(--f-body);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--red-hi);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--red-hi);outline-offset:3px;border-radius:4px}
h1,h2,h3,h4{font-family:var(--f-head);line-height:1.15;margin:0 0 .5em;letter-spacing:.01em}
h1{font-size:clamp(2.1rem,5.2vw,3.6rem);font-weight:700}
h2{font-size:clamp(1.6rem,3.4vw,2.4rem);font-weight:700}
h3{font-size:1.25rem;font-weight:600}
p{margin:0 0 1em}
ul{padding-left:1.2em}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 16px}
@media(min-width:700px){.wrap{padding:0 28px}}
.skip{position:absolute;left:-999px;top:8px;background:var(--red);color:#fff;padding:8px 14px;z-index:100;border-radius:6px}
.skip:focus{left:8px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.red{color:var(--red-hi)} .muted{color:var(--muted)} .mono{font-family:var(--f-mono)}
.eyebrow{font:600 .78rem/1 var(--f-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--red-hi);display:inline-flex;gap:.6em;align-items:center;margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--red-hi)}
.lead{font-size:1.15rem;color:var(--muted);max-width:62ch}

/* ---------- header ---------- */
.topbar{background:var(--red);color:#fff;font-size:.86rem;text-align:center;padding:7px 12px}
.topbar a{color:#fff;font-weight:600}
.hdr{position:sticky;top:0;z-index:50;background:rgba(10,11,13,.86);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.hdr .wrap{display:flex;align-items:center;gap:18px;height:68px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font:700 1.45rem/1 var(--f-head);letter-spacing:.02em}
.brand:hover{text-decoration:none}
.brand img{width:42px;height:42px;border-radius:50%}
.brand b{color:var(--red-hi);font-weight:700}
.nav{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav>a,.nav .dd>button{color:var(--text);font:500 .95rem var(--f-body);padding:9px 12px;border-radius:8px;background:none;border:0;cursor:pointer}
.nav>a:hover,.nav .dd>button:hover,.nav a[aria-current=page]{background:var(--panel);text-decoration:none}
.dd{position:relative}
.dd>button::after{content:"";display:inline-block;margin-left:6px;width:6px;height:6px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:translateY(-3px) rotate(45deg)}
.dd-menu{position:absolute;top:100%;left:-10px;min-width:290px;background:var(--panel);border:1px solid var(--line-2);border-radius:var(--r);padding:8px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(6px);transition:.18s}
.dd:hover .dd-menu,.dd:focus-within .dd-menu,.dd.open .dd-menu{opacity:1;visibility:visible;transform:none}
.dd-menu a{display:block;color:var(--text);padding:9px 12px;border-radius:8px;font-size:.93rem}
.dd-menu a small{display:block;color:var(--dim);font-size:.8rem}
.dd-menu a:hover{background:var(--panel-2);text-decoration:none}
.dd-menu hr{border:0;border-top:1px solid var(--line);margin:6px 4px}
.hdr-cta{display:flex;gap:8px;margin-left:8px}
.burger{display:none;margin-left:auto;background:none;border:1px solid var(--line-2);color:#fff;border-radius:9px;width:44px;height:44px;cursor:pointer}
.burger span{display:block;width:18px;height:2px;background:#fff;margin:4px auto;transition:.2s}
@media(max-width:1020px){
  .burger{display:block}
  .hdr-cta .btn-ghost{display:none}
  .nav{position:fixed;inset:68px 0 0 0;background:var(--bg);flex-direction:column;align-items:stretch;padding:16px;gap:2px;overflow:auto;transform:translateX(100%);transition:.25s;margin:0}
  .nav.open{transform:none}
  .nav>a,.nav .dd>button{font-size:1.1rem;padding:14px;text-align:left;width:100%}
  .dd-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;background:var(--bg-2);display:none;min-width:0}
  .dd.open .dd-menu{display:block}
  .hdr-cta{margin-left:0}
}
@media(max-width:520px){.hdr-cta{display:none}}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font:600 1rem/1 var(--f-body);padding:15px 22px;border-radius:11px;border:1px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .2s,background .2s;white-space:nowrap}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn svg{width:19px;height:19px;flex:none}
.btn-red{background:linear-gradient(180deg,#c10f15,var(--red));color:#fff;box-shadow:0 8px 26px -8px var(--red-glow),inset 0 1px 0 rgba(255,255,255,.15)}
.btn-red:hover{box-shadow:0 12px 34px -8px rgba(224,38,43,.6),inset 0 1px 0 rgba(255,255,255,.2)}
.btn-ghost{background:transparent;color:#fff;border-color:var(--line-2)}
.btn-ghost:hover{background:var(--panel)}
.btn-wa{background:var(--wa);color:#04210f}
.btn-sm{padding:10px 15px;font-size:.92rem;border-radius:9px}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}
.pulse{position:relative}
.pulse::after{content:"";position:absolute;inset:-3px;border-radius:13px;border:2px solid var(--red-hi);opacity:0;animation:pulse 2.6s infinite}
@keyframes pulse{0%{opacity:.7;transform:scale(1)}70%,100%{opacity:0;transform:scale(1.08)}}

/* ---------- sections ---------- */
section{padding:72px 0}
@media(max-width:700px){section{padding:52px 0}}
.sec-alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:760px;margin-bottom:34px}
.grid{display:grid;gap:18px}
.g2{grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr))}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:24px;position:relative}
.card h3{margin-bottom:.4em}
.card p:last-child{margin-bottom:0}
a.card{color:var(--text);display:block;transition:border-color .2s,transform .2s}
a.card:hover{border-color:var(--red-hi);transform:translateY(-2px);text-decoration:none}
.card .go{color:var(--red-hi);font-weight:600;font-size:.92rem;margin-top:10px;display:inline-block}
.card img.ph{border-radius:10px;margin:-6px -6px 16px;width:calc(100% + 12px);aspect-ratio:16/10;object-fit:cover;background:#000}
.ticks{list-style:none;padding:0;margin:0 0 1em}
.ticks li{position:relative;padding-left:28px;margin:.45em 0}
.ticks li::before{content:"";position:absolute;left:2px;top:.38em;width:15px;height:15px;border-radius:4px;background:var(--red) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3.5 8.5l3 3 6-7' fill='none' stroke='white' stroke-width='2.2'/%3E%3C/svg%3E") center/11px no-repeat}
.chips{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0}
.chips li,.chip{font:500 .85rem var(--f-body);background:var(--panel);border:1px solid var(--line-2);padding:7px 12px;border-radius:999px;color:var(--text)}
.chip a{color:inherit}
.notice{border:1px solid #6b1a1a;background:linear-gradient(180deg,rgba(155,0,0,.16),rgba(155,0,0,.06));border-radius:var(--r);padding:18px 20px;font-size:.95rem}
.notice strong{color:#ff6b6b}
.note-amber{border-color:#6b520f;background:rgba(255,176,32,.07)}
.note-amber strong{color:var(--amber)}

/* ---------- hero ---------- */
.hero{position:relative;padding:64px 0 70px;overflow:hidden;border-bottom:1px solid var(--line)}
.hero-bg{position:absolute;inset:0;z-index:0;opacity:.55;pointer-events:none}
.hero-bg svg{width:100%;height:100%}
.hero::after{content:"";position:absolute;inset:0;background:radial-gradient(60% 70% at 15% 30%,rgba(155,0,0,.22),transparent 70%),linear-gradient(180deg,transparent 60%,var(--bg));pointer-events:none}
.hero .wrap{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
@media(max-width:920px){.hero .wrap{grid-template-columns:1fr}}
.hero h1 .red{display:block}
.status{display:inline-flex;align-items:center;gap:9px;font:500 .88rem var(--f-mono);color:var(--muted);background:rgba(21,24,29,.8);border:1px solid var(--line-2);padding:7px 13px;border-radius:999px;margin-bottom:20px}
.status i{width:9px;height:9px;border-radius:50%;background:var(--green);box-shadow:0 0 0 0 rgba(61,255,143,.6);animation:blip 2s infinite}
.status.closed i{background:var(--amber);animation:none}
@keyframes blip{0%{box-shadow:0 0 0 0 rgba(61,255,143,.6)}80%,100%{box-shadow:0 0 0 9px rgba(61,255,143,0)}}
.trust{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px;color:var(--muted);font-size:.93rem;list-style:none;padding:0}
.trust li{display:flex;align-items:center;gap:8px}
.trust svg{width:18px;height:18px;color:var(--red-hi);flex:none}
.trust a{color:var(--muted)}
.qstart{background:linear-gradient(180deg,var(--panel-2),var(--panel));border:1px solid var(--line-2);border-radius:18px;padding:26px;box-shadow:var(--shadow);position:relative}
.qstart::before{content:"";position:absolute;inset:-1px;border-radius:18px;padding:1px;background:linear-gradient(140deg,var(--red-hi),transparent 40%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.qstart h2{font-size:1.45rem;margin-bottom:6px}

/* ---------- forms ---------- */
label{display:block;font-weight:500;font-size:.92rem;margin-bottom:6px}
.field{margin-bottom:14px}
input,select,textarea{width:100%;font:inherit;font-size:16px;color:var(--text);background:var(--bg);border:1px solid var(--line-2);border-radius:10px;padding:13px 14px;transition:border-color .15s}
textarea{min-height:110px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--red-hi);box-shadow:0 0 0 3px rgba(224,38,43,.18)}
input.reg{font:700 1.2rem var(--f-mono);text-transform:uppercase;letter-spacing:.08em;background:#f7d117;color:#111;border-color:#c9a800;padding-left:52px;position:relative}
.regwrap{position:relative}
.regwrap::before{content:"UK";position:absolute;left:0;top:0;bottom:0;width:40px;background:#123fa3;color:#fff;font:700 .78rem var(--f-mono);display:grid;place-items:center;border-radius:10px 0 0 10px;z-index:1;writing-mode:horizontal-tb}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:560px){.row2{grid-template-columns:1fr}}
.check{display:flex;gap:12px;align-items:flex-start;font-weight:400;font-size:.92rem;background:var(--bg);border:1px solid #6b1a1a;border-radius:10px;padding:14px}
.check input{width:20px;height:20px;flex:none;margin-top:2px;accent-color:var(--red-hi)}
.form-msg{margin-top:12px;font-size:.95rem}
.form-msg.ok{color:var(--green)} .form-msg.err{color:#ff6b6b}
.hp{display:none}
.small{font-size:.85rem;color:var(--dim)}

/* ---------- service tiles (interactive) ---------- */
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:900px){.tiles{grid-template-columns:1fr}}
.tile{position:relative;display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);border-radius:18px;overflow:hidden;color:var(--text);transition:border-color .25s,transform .25s,box-shadow .25s;min-height:440px}
.tile:hover,.tile:focus-visible,.tile.inview{text-decoration:none}
.tile:hover,.tile:focus-visible{border-color:var(--red-hi);transform:translateY(-4px);box-shadow:0 26px 60px -30px var(--red-glow)}
.tile-stage{position:relative;height:250px;display:grid;place-items:center;background:radial-gradient(70% 80% at 50% 40%,#1a1d23,#0c0d10);border-bottom:1px solid var(--line);overflow:hidden}
.tile-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.tile-body h3{font-size:1.5rem;margin-bottom:6px}
.tile-body p{color:var(--muted);font-size:.97rem}
.tile-label{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;font:600 .9rem var(--f-mono);color:var(--red-hi);border-top:1px dashed var(--line-2);padding-top:14px}
.tile-label span{opacity:.6;transition:.25s}
.tile-label .arr{transition:transform .25s}
.tile:hover .tile-label span,.tile:focus-visible .tile-label span,.tile.inview .tile-label span{opacity:1}
.tile:hover .tile-label .arr{transform:translateX(5px)}
.tile-tag{position:absolute;left:50%;bottom:14px;transform:translate(-50%,10px);opacity:0;font:600 .78rem var(--f-mono);letter-spacing:.08em;text-transform:uppercase;background:rgba(10,11,13,.9);border:1px solid var(--red-hi);color:#fff;padding:6px 12px;border-radius:999px;transition:.25s;white-space:nowrap;z-index:3}
.tile:hover .tile-tag,.tile:focus-visible .tile-tag{opacity:1;transform:translate(-50%,0)}

/* ECU */
.ecu{width:86%;max-width:330px;overflow:visible}
.ecu .trace{fill:none;stroke:#2c3a33;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.ecu .trace-hi{fill:none;stroke:var(--red-hi);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:14 220;stroke-dashoffset:234;opacity:0;filter:drop-shadow(0 0 4px var(--red-hi))}
.tile:hover .ecu .trace-hi,.tile:focus-visible .ecu .trace-hi,.tile.inview .ecu .trace-hi{opacity:1;animation:flow 1.6s linear infinite}
.ecu .trace-hi:nth-child(2n){animation-delay:-.5s!important}
.ecu .trace-hi:nth-child(3n){animation-delay:-1.1s!important;stroke:#ff8a3d}
@keyframes flow{to{stroke-dashoffset:0}}
.ecu .pad{fill:#b38b2e}
.ecu .chip{fill:#121417;stroke:#3a3f48}
.ecu .chip-txt{font:600 7px var(--f-mono);fill:#5d636d;letter-spacing:.06em}
.ecu .led{fill:#3a0a0a;transition:.2s}
.tile:hover .ecu .led,.tile.inview .ecu .led{fill:var(--red-hi);filter:drop-shadow(0 0 4px var(--red-hi));animation:blink .9s steps(2) infinite}
@keyframes blink{50%{opacity:.25}}
.spark{position:absolute;width:3px;height:3px;border-radius:50%;background:#fff6c2;box-shadow:0 0 6px 2px #ffd34d,0 0 14px 4px rgba(255,140,0,.6);pointer-events:none;z-index:2}
.smoke{position:absolute;width:26px;height:26px;border-radius:50%;background:radial-gradient(circle,rgba(180,185,195,.35),rgba(180,185,195,0) 70%);pointer-events:none;z-index:2;filter:blur(2px)}
.zap{position:absolute;pointer-events:none;z-index:2}
.zap path{fill:none;stroke:#cfe8ff;stroke-width:1.6;filter:drop-shadow(0 0 3px #8fd0ff) drop-shadow(0 0 7px #3aa0ff)}

/* Coding */
.hex{font:500 13px/1.55 var(--f-mono);color:var(--green-dim);padding:18px;width:100%;height:100%;display:grid;grid-template-columns:repeat(8,1fr);gap:2px 6px;align-content:center;text-align:center;user-select:none;position:relative}
.hex b{font-weight:500;transition:color .3s,text-shadow .3s}
.hex b.hot{color:var(--green);text-shadow:0 0 8px rgba(61,255,143,.8)}
.hex b.w{color:#e8fff2;text-shadow:0 0 10px var(--green)}
.hex::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 0,rgba(61,255,143,.08) 50%,transparent 100%);background-size:100% 40px;animation:scan 3s linear infinite;pointer-events:none;opacity:0;transition:.3s}
.tile:hover .hex::before,.tile.inview .hex::before{opacity:1}
@keyframes scan{from{background-position:0 -40px}to{background-position:0 260px}}
.hex-addr{position:absolute;top:10px;left:14px;font:500 10px var(--f-mono);color:#3c4450}
.hex-cursor{position:absolute;top:10px;right:14px;font:600 10px var(--f-mono);color:var(--green)}

/* Key fob */
.fob{height:224px;width:auto;overflow:visible}
.fob .blade{transform-origin:118px 122px;transform:rotate(-180deg);transition:transform .55s cubic-bezier(.5,1.6,.5,1)}
.tile:hover .fob .blade,.tile:focus-visible .fob .blade,.tile.inview .fob .blade{transform:rotate(0deg)}
.fob .btn-l{transition:fill .1s}
.fob.press .btn-l.b1{fill:var(--red-hi)}
.fob .rf{fill:none;stroke:var(--red-hi);stroke-width:3;stroke-linecap:round;opacity:0}
.fob.press .rf{animation:rf 1.1s ease-out forwards}
.fob.press .rf.r2{animation-delay:.15s}.fob.press .rf.r3{animation-delay:.3s}
@keyframes rf{0%{opacity:0;transform:translate(0,0) scale(.6)}20%{opacity:1}100%{opacity:0;transform:translate(10px,-10px) scale(1.25)}}
.fob .led2{fill:#300}
.fob.press .led2{fill:var(--red-hi);filter:drop-shadow(0 0 5px var(--red-hi))}
.lockicon{position:absolute;right:18px;top:16px;font:600 11px var(--f-mono);color:var(--dim);display:flex;gap:6px;align-items:center}
.lockicon i{width:8px;height:8px;border-radius:50%;background:#444}
.lockicon.open{color:var(--green)} .lockicon.open i{background:var(--green);box-shadow:0 0 8px var(--green)}

/* ---------- key types ---------- */
.keytypes{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr));gap:16px}
.keytype{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.keytype img{aspect-ratio:1;object-fit:cover;width:100%}
.keytype div{padding:16px 18px}
.keytype .price{font:700 1.2rem var(--f-head);color:#fff}
.keytype .price small{font:500 .8rem var(--f-body);color:var(--dim);margin-right:4px}

/* key explainer */
.kx{display:grid;grid-template-columns:280px 1fr;gap:22px;align-items:start}
@media(max-width:820px){.kx{grid-template-columns:1fr}}
.kx-tabs{display:flex;flex-direction:column;gap:8px}
@media(max-width:820px){.kx-tabs{flex-direction:row;overflow-x:auto;padding-bottom:6px}}
.kx-tabs button{text-align:left;background:var(--panel);border:1px solid var(--line);color:var(--text);border-radius:12px;padding:14px 16px;font:600 1rem var(--f-head);cursor:pointer;display:flex;justify-content:space-between;gap:10px;white-space:nowrap;transition:.2s}
.kx-tabs button small{font:500 .78rem var(--f-mono);color:var(--dim)}
.kx-tabs button[aria-selected=true]{border-color:var(--red-hi);background:linear-gradient(90deg,rgba(155,0,0,.25),var(--panel))}
.kx-panel{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:24px;display:grid;grid-template-columns:200px 1fr;gap:24px}
@media(max-width:620px){.kx-panel{grid-template-columns:1fr}}
.kx-panel img{border-radius:12px;aspect-ratio:1;object-fit:cover}
.kx-spec{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;font-size:.93rem;margin:12px 0}
.kx-spec dt{font:500 .8rem var(--f-mono);color:var(--dim);text-transform:uppercase;letter-spacing:.06em;padding-top:2px}
.kx-spec dd{margin:0}
.kx-anim{animation:fadeup .35s ease}
@keyframes fadeup{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ---------- pricing ---------- */
.price-card{display:flex;flex-direction:column}
.price-card .amt{font:700 2.4rem/1 var(--f-head);margin:8px 0 2px}
.price-card .amt small{font:500 .9rem var(--f-body);color:var(--dim);margin-right:6px;vertical-align:middle}
.price-card .btn{margin-top:auto}
.price-card.feat{border-color:var(--red-hi);box-shadow:0 0 0 1px var(--red-hi),0 30px 70px -40px var(--red-glow)}
.badge{position:absolute;top:-12px;left:22px;background:var(--red);color:#fff;font:600 .75rem var(--f-mono);letter-spacing:.08em;text-transform:uppercase;padding:5px 10px;border-radius:6px}
.cmp{width:100%;border-collapse:separate;border-spacing:0;font-size:.95rem;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.cmp th,.cmp td{padding:13px 14px;border-bottom:1px solid var(--line);text-align:center}
.cmp th:first-child,.cmp td:first-child{text-align:left}
.cmp thead th{font:600 1rem var(--f-head);background:var(--panel-2)}
.cmp thead th small{display:block;font:500 .8rem var(--f-body);color:var(--muted)}
.cmp tr:last-child td{border-bottom:0}
.yes{color:var(--green);font-weight:700} .no{color:var(--dim)}
.tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch}

/* ---------- steps ---------- */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));gap:18px}
.step{counter-increment:s;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:24px;position:relative}
.step::before{content:"0" counter(s);font:700 2.6rem/1 var(--f-head);color:transparent;-webkit-text-stroke:1px var(--red-hi);display:block;margin-bottom:12px}

/* ---------- brands ---------- */
.brands{display:grid;grid-template-columns:repeat(auto-fill,minmax(118px,1fr));gap:12px}
.brand-t{background:#f4f5f7;border-radius:12px;aspect-ratio:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:12px;color:#14161a;font:600 .82rem var(--f-body);transition:transform .2s,box-shadow .2s;text-align:center}
.brand-t img{width:72%;height:62%;object-fit:contain}
.brand-t:hover{transform:translateY(-3px);box-shadow:0 0 0 2px var(--red-hi),0 14px 30px -14px var(--red-glow);text-decoration:none}
.brand-t .wm{font:700 1.15rem var(--f-head);height:62%;display:grid;place-items:center}
.marquee{overflow:hidden;mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:flex;gap:12px;width:max-content;animation:mq 60s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee .brand-t{width:104px;flex:none}
@keyframes mq{to{transform:translateX(-50%)}}

/* model table */
.models{width:100%;border-collapse:collapse;font-size:.95rem}
.models th,.models td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.models th{font:600 .78rem var(--f-mono);color:var(--dim);text-transform:uppercase;letter-spacing:.08em}
.models td.code{font-family:var(--f-mono);color:var(--red-hi);white-space:nowrap}
.models td.yrs{white-space:nowrap;color:var(--muted)}
.models tr:hover td{background:var(--panel)}
.filter{margin-bottom:12px;max-width:340px}

/* ---------- faq ---------- */
.faq details{background:var(--panel);border:1px solid var(--line);border-radius:12px;margin-bottom:10px}
.faq summary{cursor:pointer;padding:18px 52px 18px 20px;font:600 1.05rem var(--f-head);list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);font:400 1.6rem var(--f-mono);color:var(--red-hi);transition:.2s}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq details>div{padding:0 20px 18px;color:var(--muted)}

/* ---------- areas ---------- */
.areas{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:8px}
.areas a{display:flex;justify-content:space-between;align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:11px 14px;color:var(--text);font-size:.95rem}
.areas a small{font:500 .75rem var(--f-mono);color:var(--dim)}
.areas a:hover{border-color:var(--red-hi);text-decoration:none}
.tier{display:inline-block;font:600 .75rem var(--f-mono);letter-spacing:.06em;text-transform:uppercase;padding:5px 10px;border-radius:6px;border:1px solid}
.tier.t1{color:var(--green);border-color:var(--green-dim)}
.tier.t2{color:#7fd1ff;border-color:#2c6b8f}
.tier.t3{color:var(--amber);border-color:#7a5a12}
.tier.t4{color:#ff9b9b;border-color:#7a2a2a}

/* ---------- page header / breadcrumbs ---------- */
.phead{padding:54px 0 40px;border-bottom:1px solid var(--line);background:radial-gradient(70% 100% at 0% 0%,rgba(155,0,0,.2),transparent 60%),var(--bg);position:relative;overflow:hidden}
.phead .pcb-bg{position:absolute;right:-60px;top:-20px;width:560px;opacity:.35;pointer-events:none}
.crumbs{font:500 .82rem var(--f-mono);color:var(--dim);margin-bottom:18px;display:flex;flex-wrap:wrap;gap:6px}
.crumbs a{color:var(--muted)}
.crumbs span[aria-hidden]{color:var(--line-2)}
.prose{max-width:760px}
.prose h2{margin-top:1.6em}
.prose h3{margin-top:1.3em}
.prose li{margin:.35em 0}
.split{display:grid;grid-template-columns:1fr 360px;gap:40px;align-items:start}
@media(max-width:960px){.split{grid-template-columns:1fr}}
.aside{position:sticky;top:90px;display:flex;flex-direction:column;gap:16px}
.aside .card h3{font-size:1.15rem}
.figure{border-radius:var(--r);overflow:hidden;border:1px solid var(--line);margin:1.4em 0;background:#000}
.figure figcaption{font-size:.85rem;color:var(--dim);padding:10px 14px;background:var(--panel)}
.imgrow{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,160px),1fr));gap:12px;margin:1.2em 0}
.imgrow figure{margin:0;background:var(--panel);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.imgrow img{aspect-ratio:1;object-fit:cover;width:100%;background:#fff}
.imgrow figcaption{padding:9px 12px;font-size:.85rem}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(120deg,#5c0000,var(--red) 50%,#6e0000);border-radius:22px;padding:42px;display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center;position:relative;overflow:hidden}
.cta-band h2{margin:0 0 6px}
.cta-band p{margin:0;color:#ffd9d9}
.cta-band .btn-red{background:#fff;color:var(--red);box-shadow:none}
.cta-band .btn-ghost{border-color:rgba(255,255,255,.4)}
@media(max-width:760px){.cta-band{grid-template-columns:1fr;padding:30px 22px}}

/* ---------- footer ---------- */
.ftr{background:#060708;border-top:1px solid var(--line);padding:56px 0 110px;font-size:.93rem;color:var(--muted)}
.ftr .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}
@media(max-width:900px){.ftr .cols{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.ftr .cols{grid-template-columns:1fr}}
.ftr h4{color:#fff;font-size:1rem;margin-bottom:12px}
.ftr ul{list-style:none;padding:0;margin:0}
.ftr li{margin:6px 0}
.ftr a{color:var(--muted)}
.ftr a:hover{color:#fff}
.ftr .legal{border-top:1px solid var(--line);margin-top:36px;padding-top:20px;display:flex;flex-wrap:wrap;gap:8px 18px;justify-content:space-between;font-size:.84rem;color:var(--dim)}
.ftr .legal a{color:var(--dim)}

/* ---------- sticky actions ---------- */
.dock{position:fixed;z-index:60;left:0;right:0;bottom:0;display:none;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:1px;background:var(--line);border-top:1px solid var(--line-2);padding-bottom:env(safe-area-inset-bottom)}
.dock a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;padding:9px 4px 10px;background:#0d0f12;color:#fff;font:600 .74rem var(--f-body)}
.dock a:hover{text-decoration:none}
.dock svg{width:22px;height:22px}
.dock .d-call{background:var(--red)}
.dock .d-wa svg{color:var(--wa)}
@media(max-width:820px){.dock{display:grid}}
.fab{position:fixed;right:22px;bottom:22px;z-index:60;display:flex;flex-direction:column;gap:12px}
.fab a{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;box-shadow:0 12px 30px -8px rgba(0,0,0,.7);transition:transform .2s;position:relative}
.fab a:hover{transform:scale(1.08)}
.fab a svg{width:28px;height:28px}
.fab .f-wa{background:var(--wa);color:#fff}
.fab .f-call{background:var(--red);color:#fff}
.fab a span{position:absolute;right:70px;background:var(--panel);border:1px solid var(--line-2);color:#fff;font:600 .85rem var(--f-body);padding:7px 12px;border-radius:8px;white-space:nowrap;opacity:0;transform:translateX(6px);transition:.2s;pointer-events:none}
.fab a:hover span{opacity:1;transform:none}
@media(max-width:820px){.fab{display:none}}

/* reveal */
.rv{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .rv{opacity:1;transform:none}
  .fob .blade{transform:none}
}