:root{--bg:#080a0b;--panel:#111416;--panel2:#181c1f;--line:#363a3d;--text:#f5f3ef;--muted:#b8b4ab;--accent:#b58b43;--accent2:#dcc18a;--white:#fff;--max:1240px;--radius:3px;--shadow:0 22px 60px rgba(0,0,0,.36)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif;line-height:1.75}a{color:inherit}img{max-width:100%;display:block}button,input,select,textarea{font:inherit}.site-header{height:86px;padding:0 max(22px,calc((100vw - var(--max))/2));display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:40;background:rgba(9,10,11,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;line-height:1}.brand-logo{width:148px;height:auto;flex:none}.brand small{display:block;color:var(--accent2);font-size:.56rem;font-weight:850;line-height:1.35;letter-spacing:.12em}.site-header nav{display:flex;align-items:center;gap:26px}.site-header nav a{text-decoration:none;font-size:.9rem;font-weight:700}.site-header nav a:hover{color:var(--accent2)}.cart-link{padding:10px 14px;border:1px solid var(--line)}.cart-link b{display:inline-grid;place-items:center;min-width:22px;height:22px;margin-left:5px;padding:0 5px;background:var(--accent);border-radius:99px}.nav-toggle{display:none;background:none;color:white;border:0;font-size:1.5rem}main{min-height:65vh}.hero{max-width:var(--max);margin:auto;padding:100px 22px 90px;display:grid;grid-template-columns:1.3fr .7fr;align-items:center;gap:70px}.hero h1{font-size:clamp(2.5rem,6vw,5.5rem);line-height:1.08;letter-spacing:-.05em;margin:.2em 0}.hero p:not(.eyebrow){max-width:680px;color:var(--muted);font-size:1.05rem}.eyebrow{color:var(--accent2);font-weight:800;letter-spacing:.14em;text-transform:uppercase;font-size:.78rem}.carbon-mark{aspect-ratio:1;border:1px solid var(--line);background:repeating-linear-gradient(135deg,#1e2125 0,#1e2125 3px,#0c0d0f 3px,#0c0d0f 8px);display:grid;place-items:center;box-shadow:var(--shadow);transform:rotate(3deg)}.official-brand-mark img{width:84%;height:auto;filter:drop-shadow(0 16px 24px rgba(0,0,0,.45));transform:rotate(-3deg)}.button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:10px 22px;background:var(--accent);border:1px solid var(--accent);color:white;text-decoration:none;font-weight:800;cursor:pointer;border-radius:var(--radius)}.button:hover{background:#bf171e;border-color:#bf171e}.button.secondary{background:transparent;border-color:var(--line)}.button:disabled{opacity:.42;cursor:not-allowed}.catalog-search{max-width:var(--max);margin:auto;padding:60px 22px 100px}.section-heading{text-align:center;max-width:740px;margin:0 auto 38px}.section-heading h2,.category-hero h1{font-size:clamp(2rem,4vw,3.6rem);line-height:1.2;margin:.2em 0}.section-heading p{color:var(--muted)}.filters{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:24px;padding:18px;background:var(--panel);border:1px solid var(--line)}label{font-size:.82rem;font-weight:700;color:var(--muted)}input,select,textarea{width:100%;margin-top:7px;padding:12px 13px;background:#090a0b;color:var(--text);border:1px solid var(--line);border-radius:2px}input:focus,select:focus,textarea:focus{outline:2px solid rgba(226,40,47,.4);border-color:var(--accent)}.catalog-status{color:var(--muted);min-height:1.75em}.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.product-card{background:var(--panel);border:1px solid var(--line);display:flex;flex-direction:column;min-width:0}.product-image{aspect-ratio:1;background:#e7e7e7;overflow:hidden}.product-image img{width:100%;height:100%;object-fit:contain;transition:transform .35s}.product-card:hover .product-image img{transform:scale(1.035)}.product-card-body{padding:18px;display:flex;flex:1;flex-direction:column}.product-card h3{font-size:1rem;line-height:1.5;margin:4px 0 10px}.product-card h3 a{text-decoration:none}.product-card .eyebrow{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.price,.detail-price{font-weight:900;font-size:1.35rem;margin-top:auto}.price small,.detail-price small{font-size:.7rem;color:var(--muted)}.product-card .button{width:100%}.trust-grid{max-width:var(--max);margin:auto;padding:0 22px 100px;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.trust-grid article{padding:28px;background:var(--panel);border-top:3px solid var(--accent)}.trust-grid h2{font-size:1.05rem}.trust-grid p{color:var(--muted)}.breadcrumbs{max-width:var(--max);margin:auto;padding:24px 22px;color:var(--muted);font-size:.82rem;display:flex;gap:10px;flex-wrap:wrap}.category-hero{max-width:var(--max);margin:auto;padding:50px 22px}.category-hero>p:not(.eyebrow){max-width:800px;color:var(--muted)}.category-hero+.product-grid{max-width:var(--max);margin:auto;padding:0 22px 100px}.product-detail{max-width:var(--max);margin:auto;padding:24px 22px 80px;display:grid;grid-template-columns:1fr 1fr;gap:64px}.product-gallery{background:#e9e9e9;color:#333}.product-gallery img{width:100%;aspect-ratio:1;object-fit:contain}.product-gallery p{padding:0 18px 16px;text-align:right;font-size:.75rem}.product-info h1{font-size:clamp(1.8rem,3.2vw,3rem);line-height:1.25;margin:.2em 0}.name-en{color:var(--muted)}.detail-price{font-size:2rem}.fee-note{padding:14px;border-left:3px solid var(--accent);background:var(--panel2);color:var(--muted)}.purchase-row{display:flex;gap:12px;align-items:end;margin:28px 0}.purchase-row label{width:100px}.purchase-row input{margin-top:4px}.purchase-row .button{flex:1}.spec-list{border-top:1px solid var(--line)}.spec-list>div{display:grid;grid-template-columns:140px 1fr;padding:13px 0;border-bottom:1px solid var(--line)}.spec-list dt{color:var(--muted)}.spec-list dd{margin:0}.text-link{display:inline-block;margin-top:24px;color:var(--accent2)}.compatibility{max-width:var(--max);margin:0 auto 100px;padding:30px 22px;border-top:1px solid var(--line)}.compatibility ul{columns:2}.caution{margin-top:30px;padding:18px;background:var(--panel);color:var(--muted)}.cart-layout{max-width:var(--max);margin:auto;padding:40px 22px 100px;display:grid;grid-template-columns:1.35fr .65fr;gap:28px}.page-title{font-size:clamp(2rem,4vw,3.5rem);margin:.2em 0 1em}.cart-items,.checkout-panel,.address-panel,.form-panel,.content-panel{background:var(--panel);border:1px solid var(--line);padding:24px}.cart-line{display:grid;grid-template-columns:90px 1fr 90px auto;gap:16px;align-items:center;padding:16px 0;border-bottom:1px solid var(--line)}.cart-line img{width:90px;height:90px;object-fit:contain;background:#e5e5e5}.cart-line h3{font-size:.95rem;margin:0}.cart-line p{margin:3px 0;color:var(--muted);font-size:.82rem}.cart-line input{margin:0}.remove{background:none;border:0;color:#ff7c80;text-decoration:underline;cursor:pointer}.checkout-panel{position:sticky;top:106px;height:max-content}.summary-row{display:flex;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px solid var(--line)}.summary-row.total{font-size:1.28rem;font-weight:900;padding:22px 0}.summary-row span{color:var(--muted)}.checkout-panel .button,.bank-link{width:100%;margin-top:18px}.bank-link{display:block;text-align:center}.status-message{margin:14px 0;padding:12px;background:var(--panel2);color:var(--accent2)}.address-panel{margin-top:20px}.address-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.address-grid .wide{grid-column:1/-1}.postal-row{display:grid;grid-template-columns:1fr auto;gap:8px}.postal-row button{margin-top:7px}.content-wrap{max-width:920px;margin:auto;padding:50px 22px 100px}.content-panel h1{font-size:clamp(2rem,4vw,3.4rem);line-height:1.2}.content-panel h2{margin-top:2.2em;border-bottom:1px solid var(--line);padding-bottom:.4em}.content-panel table{width:100%;border-collapse:collapse}.content-panel th,.content-panel td{padding:13px;text-align:left;border:1px solid var(--line)}.content-panel th{width:30%;color:var(--muted)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.form-grid .wide{grid-column:1/-1}.order-preview{padding:16px;background:#090a0b;border:1px solid var(--line);white-space:pre-wrap}.hidden{display:none!important}footer{border-top:1px solid var(--line);max-width:var(--max);margin:auto;padding:50px 22px;display:grid;grid-template-columns:1fr auto;gap:30px;color:var(--muted)}footer nav{display:flex;flex-direction:column;gap:7px;text-align:right}.copyright{grid-column:1/-1;font-size:.75rem}
@media(max-width:980px){.product-grid{grid-template-columns:repeat(3,1fr)}.filters{grid-template-columns:repeat(2,1fr)}.hero{grid-template-columns:1fr}.carbon-mark{display:none}.cart-layout{grid-template-columns:1fr}.checkout-panel{position:static}.trust-grid{grid-template-columns:1fr}.product-detail{gap:30px}}
@media(max-width:700px){.site-header{height:72px}.brand-logo{width:122px}.brand small{display:none}.nav-toggle{display:block}.site-header nav{display:none;position:absolute;left:0;right:0;top:71px;padding:20px;background:var(--panel);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch}.site-header nav.open{display:flex}.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hero{padding-top:65px}.hero h1{font-size:2.6rem}.product-detail{grid-template-columns:1fr}.compatibility ul{columns:1}.cart-line{grid-template-columns:70px 1fr}.cart-line img{width:70px;height:70px}.cart-line input,.cart-line .remove{grid-column:2}.address-grid,.form-grid{grid-template-columns:1fr}.address-grid .wide,.form-grid .wide{grid-column:auto}footer{grid-template-columns:1fr}footer nav{text-align:left}}
@media(max-width:460px){.product-grid{grid-template-columns:1fr}.filters{grid-template-columns:1fr}.spec-list>div{grid-template-columns:1fr}.product-card{max-width:100%}}

/* Premium carbon concierge */
.button:hover{background:#8f6a2e;border-color:#8f6a2e}.brand small{max-width:290px;letter-spacing:.1em}.premium-hero{min-height:650px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.hero-proof{display:flex;gap:22px;flex-wrap:wrap;padding:0;margin:28px 0 0;list-style:none;color:var(--muted);font-size:.86rem}.hero-proof li::before{content:"✓";color:var(--accent2);margin-right:7px}.premium-intro,.independent-disclosure,.vehicle-advice,.concierge-steps{max-width:var(--max);margin:auto;padding:30px 22px 90px}.premium-intro>h2{font-size:clamp(1.9rem,4vw,3.4rem);max-width:740px;line-height:1.2}.premium-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:34px}.premium-grid article{min-height:235px;padding:28px 24px;background:linear-gradient(155deg,var(--panel2),var(--panel));border:1px solid var(--line)}.premium-grid b{font-family:Georgia,serif;color:var(--accent2);font-size:1.7rem}.premium-grid h3{font-size:1.2rem;margin:34px 0 8px}.premium-grid p{color:var(--muted);font-size:.9rem}.premium-filters{grid-template-columns:1.1fr 1.6fr .8fr 1.2fr 1.3fr}.product-badges{display:flex;gap:6px;flex-wrap:wrap;margin:2px 0 8px}.product-badges span{padding:4px 7px;border:1px solid #5f5748;color:var(--accent2);font-size:.66rem;font-weight:800;letter-spacing:.04em}.included-note{margin:-6px 0 14px;color:var(--muted);font-size:.72rem}.premium-trust article{border-top-color:var(--accent)}.independent-disclosure{margin-bottom:90px;padding:28px;background:#0f1112;border:1px solid var(--line);display:grid;grid-template-columns:180px 1fr;gap:25px}.independent-disclosure strong{color:var(--accent2);letter-spacing:.08em}.independent-disclosure p{margin:0;color:var(--muted)}.operator-note{max-width:680px;font-size:.74rem}.vehicle-summary{display:flex;gap:9px;flex-wrap:wrap;margin:22px 0}.vehicle-summary span{padding:6px 10px;background:var(--panel);border:1px solid var(--line);font-size:.78rem}.vehicle-advice{padding-top:0;padding-bottom:42px;display:grid;grid-template-columns:220px 1fr;gap:24px}.vehicle-advice strong{color:var(--accent2)}.vehicle-advice p{margin:0;color:var(--muted)}.detail-badges{margin:4px 0 18px}.concierge-included{margin:24px 0;padding:22px;background:linear-gradient(145deg,#181815,#111416);border:1px solid #4e4638}.concierge-included h2{font-size:1.08rem}.concierge-included ul{padding-left:20px;color:var(--muted);font-size:.88rem}.concierge-hero{max-width:var(--max);margin:auto;padding:90px 22px 45px}.concierge-hero h1{font-size:clamp(2.7rem,6vw,5.6rem);line-height:1.05;letter-spacing:-.05em;margin:.18em 0}.concierge-hero>p:not(.eyebrow){max-width:760px;color:var(--muted);font-size:1.05rem}.concierge-panel{max-width:var(--max);margin:auto;padding:0 22px 80px;display:grid;grid-template-columns:1fr 1fr;gap:20px}.concierge-form,.concierge-result{padding:28px;background:var(--panel);border:1px solid var(--line)}.concierge-form{display:grid;gap:14px}.concierge-form fieldset{display:grid;grid-template-columns:repeat(2,1fr);gap:7px;border:1px solid var(--line);padding:14px}.concierge-form fieldset label{display:flex;align-items:center;gap:7px}.concierge-form fieldset input{width:auto;margin:0}.concierge-result{position:sticky;top:98px;height:max-content}.brief-list>div{display:grid;grid-template-columns:110px 1fr;padding:10px 0;border-bottom:1px solid var(--line)}.brief-list dt{color:var(--muted)}.brief-list dd{margin:0}.brief-products{padding-left:18px}.brief-products li{margin:12px 0}.brief-products small{display:block;color:var(--muted)}.concierge-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.concierge-steps article{padding:26px;border-top:2px solid var(--accent);background:var(--panel)}.concierge-steps span{color:var(--accent2);font-family:Georgia,serif;font-size:1.4rem}.concierge-steps h2{font-size:1.05rem}.concierge-steps p{color:var(--muted);font-size:.88rem}
@media(max-width:980px){.premium-grid{grid-template-columns:repeat(2,1fr)}.premium-filters{grid-template-columns:repeat(2,1fr)}.concierge-panel{grid-template-columns:1fr}.concierge-result{position:static}}
@media(max-width:700px){.premium-grid,.concierge-steps{grid-template-columns:1fr}.premium-grid article{min-height:0}.independent-disclosure,.vehicle-advice{grid-template-columns:1fr}.concierge-form fieldset{grid-template-columns:1fr}.hero-proof{display:grid;gap:6px}}
.vehicle-panel{margin-top:20px;padding:24px;background:var(--panel);border:1px solid #5f5748}.vehicle-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.vehicle-grid .wide{grid-column:1/-1}.confirm-row{display:flex;align-items:flex-start;gap:10px;margin-top:18px;color:var(--text)}.confirm-row input{width:auto;margin:5px 0 0}.checkout-includes{padding:14px 14px 14px 34px;background:#12120f;border:1px solid #4e4638;color:var(--muted);font-size:.82rem}.checkout-includes li{margin:5px 0}
@media(max-width:700px){.vehicle-grid{grid-template-columns:1fr}.vehicle-grid .wide{grid-column:auto}}

/* Ilmberger authority and operator-experience stories */
.brand-story,.experience-story,.engineering-eye{max-width:var(--max);margin:auto;padding:20px 22px 110px;display:grid;grid-template-columns:minmax(280px,.85fr) minmax(320px,1.15fr);gap:clamp(40px,8vw,120px);align-items:start}
.brand-story h2,.experience-story h2,.engineering-eye h2{margin:.25em 0 0;font-size:clamp(2rem,4.2vw,4.2rem);line-height:1.13;letter-spacing:-.04em}
.brand-story>div:last-child,.experience-story>div:last-child,.engineering-eye>div:last-child{padding:8px 0 8px 30px;border-left:1px solid #5f5748}
.brand-story>div:last-child p,.experience-story>div:last-child p,.engineering-eye>div:last-child p{max-width:660px;margin:0 0 1.35em;color:var(--muted);font-size:1rem;line-height:1.95}
.brand-story>div:last-child p:last-child,.experience-story>div:last-child p:last-child,.engineering-eye>div:last-child p:last-child{margin-bottom:0;color:var(--text)}
.experience-story{padding-top:80px;padding-bottom:80px;background:linear-gradient(140deg,#151512,#101214);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.experience-story .experience-note{color:var(--accent2);font-size:.78rem;letter-spacing:.06em}
.engineering-eye{padding-top:100px;padding-bottom:100px}
.engineering-eye small{display:block;margin-top:24px;color:var(--accent2);font-size:.74rem;line-height:1.7;letter-spacing:.02em}
@media(max-width:800px){.brand-story,.experience-story,.engineering-eye{grid-template-columns:1fr;gap:28px;padding-bottom:80px}.brand-story>div:last-child,.experience-story>div:last-child,.engineering-eye>div:last-child{padding:22px 0 0;border-left:0;border-top:1px solid #5f5748}}

.proof-ledger{max-width:var(--max);margin:auto;padding:20px 22px 110px}
.proof-ledger>h2{max-width:760px;margin:.25em 0 38px;font-size:clamp(2rem,4vw,3.8rem);line-height:1.16;letter-spacing:-.035em}
.proof-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.proof-grid article{padding:28px;background:linear-gradient(150deg,#17191b,#101112);border:1px solid var(--line);border-top:2px solid var(--accent)}
.proof-grid h3{margin:0 0 12px;font-size:1.15rem}
.proof-grid p{min-height:3.9em;color:var(--muted);line-height:1.75}
.proof-grid a{color:var(--accent2);font-weight:800;text-decoration:none}
.proof-grid a:hover{text-decoration:underline}
.proof-note{margin:22px 0 0;padding:17px 19px;border:1px solid #4e4638;background:#12120f;color:var(--muted);font-size:.79rem;line-height:1.75}
.experience-story small{display:block;margin-top:24px;color:var(--accent2);font-size:.74rem;line-height:1.7;letter-spacing:.02em}
.founder-philosophy{max-width:var(--max);margin:90px auto;padding:56px 48px;display:grid;grid-template-columns:minmax(280px,.9fr) minmax(320px,1.1fr);gap:clamp(40px,8vw,100px);background:linear-gradient(145deg,#191713,#111315);border:1px solid #4e4638}
.founder-philosophy h2{margin:.25em 0 0;font-size:clamp(2rem,3.7vw,3.65rem);line-height:1.16;letter-spacing:-.035em}
.founder-philosophy>div:last-child p{margin:0 0 1.25em;color:var(--muted);line-height:1.95}
.founder-philosophy>div:last-child p:last-child{margin-bottom:0;color:var(--text)}
.brand-proof-card{max-width:var(--max);margin:0 auto 38px;padding:30px 34px;background:linear-gradient(145deg,#181712,#111315);border:1px solid #4e4638;border-left:3px solid var(--accent)}
.brand-proof-card h2{margin:.3em 0 .55em;font-size:clamp(1.45rem,2.7vw,2.4rem)}
.brand-proof-card>p:not(.eyebrow){color:var(--muted)}
.brand-proof-card>div{display:flex;gap:18px;flex-wrap:wrap;margin:20px 0}
.brand-proof-card a{color:var(--accent2);font-weight:800}
.brand-proof-card small{display:block;color:var(--muted);font-size:.74rem;line-height:1.65}
.brand-proof-card .design-selection-line{margin-top:20px;padding:18px 20px;background:#10110f;border-left:2px solid var(--accent);color:var(--text)}
.brand-proof-card .design-selection-line strong{display:block;margin-bottom:5px;color:var(--accent2);font-size:1.05rem}
@media(max-width:800px){.proof-grid,.founder-philosophy{grid-template-columns:1fr}.founder-philosophy{margin:60px 22px;padding:34px 24px}.proof-grid p{min-height:0}.brand-proof-card{margin-left:22px;margin-right:22px;padding:25px 22px}}
.official-brand-mark{transform:none}.official-brand-mark img{filter:none;transform:none}.logo-license-note{font-size:.75rem;color:#aeb7c3}
@media(max-width:980px){.brand small{display:none}}
@media(max-width:860px){.site-header{height:72px}.brand-logo{width:122px}.nav-toggle{display:block}.site-header nav{display:none;position:absolute;left:0;right:0;top:71px;padding:20px;background:var(--panel);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch}.site-header nav.open{display:flex}}
.quote-notice{margin:0 0 22px;padding:18px 20px;background:#17140d;border:1px solid #66552a;border-left:4px solid var(--accent2);color:var(--text)}
.quote-notice strong{display:inline-block;margin-bottom:4px;color:var(--accent2);font-size:1.08rem}
.quote-disclaimer{margin:16px 0 0;color:var(--muted);font-size:.84rem}
.quote-request-link{width:100%;margin-top:18px;text-align:center}
.quote-request-link[aria-disabled="true"]{opacity:.42;cursor:not-allowed;pointer-events:auto}
.summary-row.total strong{max-width:48%;text-align:right;color:var(--accent2)}