:root{--bg:#07090c;--surface:#10141a;--surface2:#151a22;--line:#252c36;--text:#f4f6f8;--muted:#a9b0ba;--red:#e31d2b;--red2:#ff3a46;--green:#25d366;--max:1180px;--radius:20px;--shadow:0 24px 70px rgba(0,0,0,.35)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(900px 500px at 85% -10%,rgba(227,29,43,.16),transparent 55%),var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;line-height:1.55}a{color:inherit;text-decoration:none}img{max-width:100%}button,input,select,textarea{font:inherit}.container{width:min(var(--max),calc(100% - 40px));margin:auto}.topbar{border-bottom:1px solid var(--line);color:var(--muted);font-size:.83rem}.topbar .container{display:flex;justify-content:space-between;padding:8px 0}.header{position:sticky;top:0;z-index:20;background:rgba(7,9,12,.9);backdrop-filter:blur(16px);border-bottom:1px solid rgba(37,44,54,.8)}.nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:flex;align-items:center;gap:12px;min-width:210px}.brand img{width:66px;height:42px;object-fit:cover;object-position:center}.brand strong{font-size:.94rem;letter-spacing:.06em}.brand span{display:block;color:var(--muted);font-size:.68rem;letter-spacing:.08em}.links{display:flex;align-items:center;gap:26px;color:#d9dde2;font-size:.9rem;font-weight:650}.links a:hover{color:#fff}.actions{display:flex;align-items:center;gap:10px}.lang{padding:8px 10px;border:1px solid var(--line);border-radius:10px;font-size:.78rem}.btn{border:0;border-radius:12px;padding:13px 18px;display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;font-weight:750;transition:.2s}.btn-primary{background:linear-gradient(135deg,var(--red),var(--red2));color:#fff;box-shadow:0 10px 30px rgba(227,29,43,.23)}.btn-primary:hover{transform:translateY(-1px);filter:brightness(1.07)}.btn-secondary{background:var(--surface2);border:1px solid var(--line);color:#fff}.hero{padding:92px 0 66px;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;align-items:center;gap:64px}.eyebrow{color:#ff6871;text-transform:uppercase;letter-spacing:.16em;font-size:.76rem;font-weight:800}.hero h1{font-size:clamp(2.6rem,5vw,5rem);line-height:1.02;letter-spacing:-.045em;margin:16px 0 22px;max-width:800px}.hero h1 span{color:var(--red2)}.hero p{font-size:1.12rem;color:var(--muted);max-width:660px}.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.trust{display:flex;gap:25px;flex-wrap:wrap;margin-top:34px;color:#d6dae0;font-size:.86rem}.trust span:before{content:'✓';color:#ff4c57;margin-right:7px}.hero-panel{background:linear-gradient(145deg,rgba(255,255,255,.055),rgba(255,255,255,.018));border:1px solid var(--line);border-radius:28px;padding:28px;box-shadow:var(--shadow);position:relative}.hero-panel:before{content:'';position:absolute;inset:-1px;border-radius:inherit;background:linear-gradient(145deg,rgba(255,58,70,.45),transparent 42%);z-index:-1}.gauge{aspect-ratio:1.5;background:radial-gradient(circle at 50% 75%,rgba(227,29,43,.24),transparent 48%),#090c10;border-radius:20px;padding:26px;display:flex;flex-direction:column;justify-content:flex-end}.gauge-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.metric{background:rgba(255,255,255,.045);padding:15px;border:1px solid rgba(255,255,255,.07);border-radius:14px}.metric b{display:block;font-size:1.55rem}.metric small{color:var(--muted)}.panel-label{margin:18px 0 0;color:var(--muted);font-size:.9rem}.section{padding:82px 0}.section.alt{background:#0b0e13;border-top:1px solid #12171e;border-bottom:1px solid #12171e}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}.section h2{font-size:clamp(2rem,4vw,3.2rem);line-height:1.1;letter-spacing:-.035em;margin:8px 0}.section-head p{color:var(--muted);max-width:560px}.profiles{display:grid;grid-template-columns:1fr 1fr;gap:18px}.profile{padding:32px;background:linear-gradient(145deg,var(--surface2),var(--surface));border:1px solid var(--line);border-radius:var(--radius);position:relative;overflow:hidden}.profile:after{content:'';position:absolute;width:220px;height:220px;border-radius:50%;right:-100px;top:-100px;background:rgba(227,29,43,.1)}.profile-tag{display:inline-block;padding:6px 10px;border:1px solid rgba(255,58,70,.4);color:#ff7a82;border-radius:999px;font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.1em}.profile h3{font-size:1.65rem;margin:18px 0 8px}.profile p{color:var(--muted)}.profile ul{padding:0;list-style:none;margin:22px 0}.profile li{padding:7px 0;border-bottom:1px solid rgba(255,255,255,.055)}.profile li:before{content:'—';color:var(--red2);margin-right:9px}.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.service-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:22px;min-height:170px}.service-card img{width:38px;height:38px;filter:brightness(0) invert(22%) sepia(99%) saturate(4574%) hue-rotate(348deg) brightness(98%)}.service-card h3{font-size:1.03rem;margin:17px 0 7px}.service-card p{font-size:.86rem;color:var(--muted);margin:0}.calculator{display:grid;grid-template-columns:.95fr 1.05fr;gap:22px}.calc-form,.calc-result{border:1px solid var(--line);background:var(--surface);border-radius:var(--radius);padding:28px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{display:flex;flex-direction:column;gap:7px}.field.full{grid-column:1/-1}.field label{font-size:.82rem;color:#d9dde3;font-weight:650}.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);background:#0b0e12;color:#fff;padding:13px 14px;border-radius:11px;outline:none}.field input:focus,.field select:focus,.field textarea:focus{border-color:#b32a34;box-shadow:0 0 0 3px rgba(227,29,43,.1)}.field textarea{min-height:120px;resize:vertical}.calc-result{background:linear-gradient(145deg,#161b23,#0d1015);display:flex;flex-direction:column;justify-content:center}.result-title{color:var(--muted);font-size:.86rem}.result-values{display:grid;grid-template-columns:1fr 1fr;gap:13px;margin:18px 0}.result-box{padding:20px;background:#090c10;border:1px solid var(--line);border-radius:15px}.result-box b{font-size:2rem;display:block}.result-box span{color:var(--muted);font-size:.8rem}.gain{color:#5ee08a;font-weight:750}.fineprint{font-size:.75rem;color:#858d98}.quote-wrap{display:grid;grid-template-columns:310px 1fr;gap:22px}.quote-side{padding:26px;border-radius:var(--radius);background:linear-gradient(145deg,#251014,#11151b);border:1px solid #4b2227;height:max-content}.quote-side h3{font-size:1.55rem}.quote-side p{color:#d4bfc2}.steps{list-style:none;padding:0}.steps li{display:flex;gap:11px;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08)}.steps b{width:26px;height:26px;display:grid;place-items:center;border-radius:50%;background:var(--red);font-size:.75rem;flex:0 0 auto}.quote-form{padding:28px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}.profile-switch{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:24px}.profile-switch label{cursor:pointer}.profile-switch input{position:absolute;opacity:0}.profile-switch span{display:block;text-align:center;border:1px solid var(--line);padding:14px;border-radius:12px;font-weight:750}.profile-switch input:checked+span{border-color:var(--red2);background:rgba(227,29,43,.12)}.form-section{border:0;padding:0;margin:0 0 25px}.form-section legend{font-size:1.05rem;font-weight:800;margin-bottom:14px}.checks{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.check{display:flex;gap:8px;align-items:center;padding:10px;border:1px solid var(--line);border-radius:10px;background:#0b0e12;font-size:.82rem}.check input{accent-color:var(--red)}.pro-only{display:none}.form-note{padding:13px;background:#0b0e12;border-left:3px solid var(--red);color:var(--muted);font-size:.82rem;margin:18px 0}.contact-bar{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:34px;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(120deg,#141920,#221014)}.contact-bar h2{margin:0;font-size:1.8rem}.contact-bar p{margin:5px 0 0;color:var(--muted)}.footer{padding:38px 0;border-top:1px solid var(--line);color:var(--muted);font-size:.83rem}.footer-grid{display:flex;justify-content:space-between;gap:25px;flex-wrap:wrap}.wa{position:fixed;right:22px;bottom:22px;width:56px;height:56px;border-radius:50%;background:var(--green);display:grid;place-items:center;font-weight:900;color:#05150b;box-shadow:0 12px 35px rgba(37,211,102,.3);z-index:30}.mobile-toggle{display:none;background:none;border:1px solid var(--line);color:#fff;border-radius:10px;padding:8px 11px}
@media(max-width:980px){.links{display:none;position:absolute;left:20px;right:20px;top:84px;flex-direction:column;align-items:stretch;padding:18px;background:#0e1217;border:1px solid var(--line);border-radius:15px}.links.open{display:flex}.mobile-toggle{display:block}.nav>.actions .btn{display:none}.hero-grid,.calculator,.quote-wrap{grid-template-columns:1fr}.services-grid{grid-template-columns:repeat(2,1fr)}.hero{padding-top:60px}.quote-side{height:auto}.checks{grid-template-columns:repeat(2,1fr)}}
@media(max-width:650px){.container{width:min(100% - 26px,var(--max))}.topbar{display:none}.nav{height:68px}.brand img{width:54px;height:34px}.brand strong{font-size:.8rem}.hero{padding:50px 0}.hero h1{font-size:2.65rem}.hero-panel{padding:16px}.profiles,.services-grid,.form-grid,.checks{grid-template-columns:1fr}.section{padding:60px 0}.section-head{display:block}.profile,.calc-form,.calc-result,.quote-form{padding:21px}.profile-switch{grid-template-columns:1fr}.field.full{grid-column:auto}.contact-bar{align-items:flex-start;flex-direction:column}.result-box b{font-size:1.55rem}}

/* Vehicle finder and visual refresh */
.brand{min-width:250px}.brand img{width:100px;height:50px;object-fit:cover;object-position:center;transform:scale(1.55);clip-path:inset(10% 12%)}
.hero{position:relative;background:linear-gradient(90deg,rgba(7,9,12,.98) 0%,rgba(7,9,12,.84) 47%,rgba(7,9,12,.2) 100%)}.hero-visual{position:relative;min-height:430px;border-radius:28px;overflow:hidden;border:1px solid rgba(255,255,255,.09);box-shadow:var(--shadow)}.hero-visual:after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,9,12,.55),transparent 50%),linear-gradient(0deg,rgba(7,9,12,.58),transparent 45%)}.hero-visual img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.hero-badge{position:absolute;z-index:2;left:22px;bottom:20px;padding:12px 16px;border:1px solid rgba(255,255,255,.18);border-radius:13px;background:rgba(8,10,14,.72);backdrop-filter:blur(12px)}.hero-badge b,.hero-badge span{display:block}.hero-badge b{color:#fff;letter-spacing:.12em}.hero-badge span{font-size:.75rem;color:var(--muted)}
.vehicle-types{display:grid;grid-template-columns:repeat(6,1fr);gap:9px}.vehicle-types>button{border:1px solid var(--line);background:#11161d;color:#b8c0ca;padding:13px 8px;border-radius:12px;cursor:pointer;font-weight:700}.vehicle-types>button:hover,.vehicle-types>button.active{color:#fff;border-color:var(--red2);background:rgba(227,29,43,.13)}.vehicle-types .calculator{grid-column:1/-1;margin-top:13px}.catalog-note{color:var(--muted);font-size:.8rem;margin:18px 0 0}.catalog-fallback{padding:12px}.catalog-fallback h3{font-size:1.5rem;margin:0 0 8px}.catalog-fallback p{color:var(--muted);margin-bottom:22px}.calc-result h3{font-size:1.65rem;margin:9px 0}.calc-result p{color:var(--muted)}[hidden]{display:none!important}.performance-row{display:grid;gap:22px;margin:18px 0 25px}.performance-row>div{position:relative}.performance-row small{display:block;color:var(--muted);text-transform:uppercase;letter-spacing:.1em}.performance-row b{display:block;font-size:1.55rem;margin:4px 0}.performance-row em{color:#fff;font-style:normal}.performance-row strong{position:absolute;right:0;top:23px;color:#62e391}.performance-track{height:8px;background:linear-gradient(90deg,var(--red),#ff6871);border-radius:99px;overflow:hidden}.performance-track i{display:block;height:100%;background:#59626e;border-right:3px solid #fff;transition:width .35s}
@media(max-width:980px){.hero-visual{min-height:360px}.vehicle-types{grid-template-columns:repeat(3,1fr)}}
@media(max-width:650px){.brand{min-width:auto}.brand img{width:74px;height:38px;transform:scale(1.55)}.brand div{display:none}.hero-visual{min-height:280px}.vehicle-types{grid-template-columns:repeat(2,1fr)}.vehicle-types>button{font-size:.8rem}.performance-row b{font-size:1.25rem}}

/* Premium performance interface */
:root{--cyan:#62e8ff;--panel:rgba(16,21,28,.82)}
body{background:radial-gradient(1000px 650px at 88% 2%,rgba(227,29,43,.17),transparent 58%),radial-gradient(900px 600px at 0 45%,rgba(44,126,167,.09),transparent 60%),#06080b}
.header{background:rgba(6,8,11,.78);box-shadow:0 12px 40px rgba(0,0,0,.22)}.nav{height:92px}.brand{min-width:320px;gap:18px}.brand img{width:132px;height:68px;transform:scale(1.5);filter:drop-shadow(0 0 18px rgba(255,255,255,.16))}.brand strong{font-size:1.03rem}.brand span{font-size:.72rem}
.hero{min-height:720px;display:flex;align-items:center;isolation:isolate}.hero:before{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:56px 56px;mask-image:linear-gradient(to right,#000,transparent 78%);z-index:-1;animation:gridDrift 18s linear infinite}.hero:after{content:'';position:absolute;width:420px;height:420px;right:8%;top:16%;border:1px solid rgba(255,58,70,.18);border-radius:50%;box-shadow:0 0 90px rgba(227,29,43,.09);z-index:-1;animation:techPulse 4s ease-in-out infinite}.hero h1{font-size:clamp(3rem,6.3vw,6.4rem);max-width:900px}.hero p{font-size:1.18rem}.hero-visual{min-height:510px;transform:perspective(1200px) rotateY(-3deg);transition:.5s}.hero-visual:hover{transform:perspective(1200px) rotateY(0) translateY(-5px)}.hero-visual:before{content:'';position:absolute;inset:0;border:1px solid rgba(98,232,255,.2);border-radius:inherit;z-index:3;pointer-events:none}.hero-badge{left:26px;bottom:26px;padding:15px 20px}.hero-badge:before{content:'';display:inline-block;width:7px;height:7px;border-radius:50%;background:#62e391;box-shadow:0 0 12px #62e391;margin-right:9px;animation:statusBlink 1.8s infinite}
.eyebrow{display:flex;align-items:center;gap:10px}.eyebrow:before{content:'';width:28px;height:2px;background:var(--red2);box-shadow:0 0 10px rgba(255,58,70,.6)}.profile{min-height:390px;transition:.35s}.profile:hover{transform:translateY(-7px);border-color:#4b3237;box-shadow:0 24px 70px rgba(0,0,0,.34)}
.services-grid{gap:18px}.service-card{position:relative;min-height:205px;padding:27px;overflow:hidden;transition:.35s cubic-bezier(.2,.8,.2,1)}.service-card:before{content:'';position:absolute;right:-70px;bottom:-100px;width:190px;height:190px;border-radius:50%;background:radial-gradient(circle,rgba(227,29,43,.18),transparent 68%);transition:.4s}.service-card:after{content:'';position:absolute;left:0;top:0;width:0;height:2px;background:linear-gradient(90deg,var(--red2),var(--cyan));transition:.45s}.service-card:hover{transform:translateY(-8px);border-color:#4b3338;background:#151b23}.service-card:hover:after{width:100%}.service-card:hover:before{transform:translate(-30px,-30px)}.service-card img{width:50px;height:50px;transition:.4s;filter:brightness(0) invert(24%) sepia(99%) saturate(4574%) hue-rotate(348deg) brightness(108%) drop-shadow(0 0 9px rgba(255,58,70,.28))}.service-card:hover img{transform:scale(1.12) rotate(-4deg)}.service-card h3{font-size:1.12rem}
.unified-calculator{position:relative}.unified-calculator:before{content:'ECU PERFORMANCE LAB';position:absolute;right:26px;top:-50px;color:rgba(255,255,255,.055);font-size:clamp(1.7rem,4vw,3.7rem);font-weight:900;letter-spacing:.08em;pointer-events:none}.calculator{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:0;border:1px solid var(--line);border-radius:26px;overflow:hidden;background:#0d1117;box-shadow:0 35px 90px rgba(0,0,0,.35)}.calc-form,.calc-result{border:0;border-radius:0;padding:40px}.calc-form{background:linear-gradient(145deg,rgba(19,25,33,.96),rgba(11,15,20,.98))}.calc-result{position:relative;background:radial-gradient(circle at 90% 10%,rgba(227,29,43,.19),transparent 38%),linear-gradient(145deg,#171d25,#0a0d12);overflow:hidden}.calc-result:before{content:'';position:absolute;width:310px;height:310px;border:1px solid rgba(255,255,255,.055);border-radius:50%;right:-130px;bottom:-130px;box-shadow:0 0 0 32px rgba(255,255,255,.018),0 0 0 64px rgba(255,255,255,.012)}.calc-kicker{display:flex;align-items:center;gap:11px;margin-bottom:24px;text-transform:uppercase;letter-spacing:.12em;font-size:.75rem;font-weight:800;color:#cbd1d8}.calc-kicker span{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--red);box-shadow:0 0 22px rgba(227,29,43,.32)}.calc-form .field select{min-height:54px;background:#090c11;border-color:#2d3642}.calc-form .field label{font-size:.76rem;text-transform:uppercase;letter-spacing:.08em}.performance-track{height:10px;background:linear-gradient(90deg,var(--red),#ff6871,var(--cyan));box-shadow:0 0 18px rgba(227,29,43,.16)}.calc-result .btn{width:100%;min-height:54px}.catalog-note{padding-left:13px;border-left:2px solid var(--red2)}
@keyframes gridDrift{to{background-position:56px 56px}}@keyframes techPulse{50%{transform:scale(1.05);opacity:.65}}@keyframes statusBlink{50%{opacity:.35}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important}}
@media(max-width:980px){.nav{height:78px}.brand{min-width:260px}.brand img{width:105px;height:54px}.hero{min-height:auto}.hero-visual{transform:none}.calculator{grid-template-columns:1fr}}
@media(max-width:650px){.nav{height:72px}.brand img{width:92px;height:48px;transform:scale(1.45)}.hero h1{font-size:3.15rem}.hero:after{width:260px;height:260px;right:-100px}.services-grid{grid-template-columns:1fr 1fr;gap:10px}.service-card{min-height:190px;padding:20px}.service-card img{width:42px;height:42px}.calc-form,.calc-result{padding:24px}.unified-calculator:before{display:none}}
@media(max-width:430px){.services-grid{grid-template-columns:1fr}.hero h1{font-size:2.75rem}}