700;800&family=DM+Sans:wght@400;500;600;700&display=swap');
:root{--ink:#141614;--paper:#f4f5f1;--acid:#f21f26;--muted:#6b7067}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif;font-size:16px}button,a,select{ -webkit-tap-highlight-color:transparent}button,select{font:inherit}button,a{touch-action:manipulation}a{color:inherit;text-decoration:none}button{cursor:pointer}button:focus-visible,a:focus-visible,select:focus-visible{outline:3px solid #f21f26;outline-offset:5px}.announcement{padding:11px 5%;font-size:12px;font-weight:700;letter-spacing:1.2px;background:var(--acid);display:flex;justify-content:space-between}header{height:102px;display:flex;align-items:center;justify-content:space-between;padding:0 5%;border-bottom:1px solid #daddd4;gap:25px}.logo{font-size:46px;font-weight:800;font-style:italic;letter-spacing:-4px;display:inline-flex;align-items:center}.logo>span{font-size:15px;align-self:flex-start;margin-top:7px;letter-spacing:0}.logo small{font-size:12px;letter-spacing:3px;font-style:normal;writing-mode:vertical-rl;margin-left:8px}nav{display:flex;gap:35px;font-size:14px;font-weight:600}nav a:hover{border-bottom:2px solid var(--ink)}button{border:0}.cart-button{background:none;border:1px solid #b6bbb0;border-radius:30px;padding:11px 18px;display:flex;align-items:center;gap:15px}.cart-button span{background:var(--ink);color:white;border-radius:50%;min-width:24px;line-height:24px}.hero{display:grid;grid-template-columns:1.04fr 1fr;min-height:555px}.hero-copy{padding:62px 8% 26px 9.6%;display:flex;flex-direction:column}.eyebrow{font-size:12px;letter-spacing:1.8px;font-weight:700;display:flex;gap:12px;align-items:center}.line{width:26px;height:2px;background:currentColor}h1{font-family:Arial,Helvetica,sans-serif;font-size:clamp(62px,6.8vw,110px);line-height:.98;letter-spacing:-1.5px;margin:25px 0 20px;font-weight:800}h1 em{font-style:normal;color:var(--paper);-webkit-text-stroke:1.5px var(--ink)}.intro{line-height:1.7;color:#555a51;margin:0 0 26px}.primary{background:var(--ink);color:white;padding:18px 25px;display:inline-flex;justify-content:space-between;gap:35px;align-items:center;font-weight:600;font-size:14px;align-self:flex-start}.primary:hover{background:#ce171e}.primary span{font-size:24px;line-height:16px}.hero-bottom{display:flex;justify-content:space-between;margin-top:auto;padding-top:45px;gap:15px;font-size:10px;letter-spacing:1.1px;color:#6b7067}.hero-visual{background:#1c201d url('equipment.png') center/cover no-repeat;position:relative;min-height:480px}.visual-label{position:absolute;top:30px;left:30px;right:30px;display:flex;justify-content:space-between;color:white;font-size:11px;letter-spacing:2px}.vertical{position:absolute;right:22px;bottom:30px;writing-mode:vertical-rl;color:var(--acid);font-size:12px;letter-spacing:3px}.ticker{background:var(--ink);color:var(--acid);font-family:Arial,Helvetica,sans-serif;font-weight:600;font-size:26px;letter-spacing:2px;padding:17px 0;display:flex;justify-content:space-around;white-space:nowrap;overflow:hidden;gap:35px}.ticker span{font-family:sans-serif}.collection{padding:70px 5% 80px}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:24px}h2{font-size:36px;letter-spacing:-1.4px;line-height:1.1;margin:16px 0}.section-heading>p{font-size:14px;line-height:1.7}.section-heading>p span{color:var(--muted)}.collection-toolbar{margin:30px 0 26px;padding-bottom:20px;border-bottom:1px solid #d8dcd1;display:flex;justify-content:space-between;align-items:center;gap:15px}.filters{display:flex;gap:10px;flex-wrap:wrap}.filters button{border-radius:25px;padding:11px 20px;background:transparent;border:1px solid #cdd1c7;font-size:14px}.filters button.active{background:var(--ink);color:white;border-color:var(--ink)}.filters small{margin-left:10px;opacity:.6}#result-count{font-size:13px;color:var(--muted);white-space:nowrap}.products{display:grid;grid-template-columns:repeat(4,1fr);gap:23px}.product-photo{aspect-ratio:4/4.5;background:#e4e7df;position:relative;overflow:hidden}.product-photo img{width:100%;height:100%;object-fit:cover;transition:transform .4s}.product-card:hover img{transform:scale(1.04)}.badge{position:absolute;left:15px;top:15px;padding:6px 9px;background:var(--paper);font-size:10px;font-weight:700;letter-spacing:1px}.product-photo>button{position:absolute;right:12px;bottom:12px;border-radius:50%;width:42px;height:42px;background:var(--acid);font-size:27px}.product-meta{display:flex;justify-content:space-between;gap:8px;align-items:start;margin-top:18px}.product-meta button{background:none;padding:0;text-align:left;font-weight:700;font-size:16px}.product-meta strong{font-size:14px;white-space:nowrap}.product-card p{color:var(--muted);font-size:13px;margin:8px 0}.manifesto{background:var(--acid);padding:65px 7%;display:grid;grid-template-columns:1fr 1fr;gap:0 12%}.manifesto>.eyebrow{grid-column:1/-1}.manifesto h2{font-family:Arial,Helvetica,sans-serif;font-size:64px;text-transform:uppercase;line-height:1;margin:20px 0;grid-row:2/4}.manifesto h2 em{font-style:normal;opacity:.5}.manifesto>p:not(.eyebrow){line-height:1.8;max-width:430px;align-self:end}.manifesto>a{align-self:start;margin-top:20px;text-decoration:underline;text-underline-offset:8px;font-weight:600}footer{padding:45px 5%;display:flex;align-items:center;justify-content:space-between;gap:25px}footer p{font-size:12px;letter-spacing:2px}footer>span{font-size:12px;color:var(--muted)}footer button{background:none;text-decoration:underline;font-size:12px}dialog{border:0;padding:42px;max-width:520px;width:calc(100% - 30px);background:var(--paper);max-height:90vh;overflow:auto}dialog::backdrop{background:#111a;backdrop-filter:blur(4px)}dialog p{line-height:1.7}.close{position:absolute;right:13px;top:9px;font-size:30px;background:none}.total{border-top:1px solid #cdd1c7;margin-top:25px;padding-top:25px;display:flex;justify-content:space-between}.notice{font-size:14px;color:var(--muted)}.wide{width:100%;justify-content:center}select{display:block;width:100%;padding:12px;margin:10px 0 24px;background:white;border:1px solid #b6bbb0}.cart-row{border-top:1px solid #d8dcd1;padding:18px 0}.cart-row .row-top{display:flex;justify-content:space-between;gap:20px}.quantity{display:flex;align-items:center;gap:15px;margin-top:12px}.quantity button{width:30px;height:30px;background:#e1e5db}.quantity .remove{width:auto;background:none;font-size:12px;text-decoration:underline;margin-left:auto}#toast{position:fixed;bottom:25px;left:50%;transform:translate(-50%,15px);background:var(--ink);color:white;padding:16px 28px;opacity:0;pointer-events:none;transition:.2s;z-index:20;text-align:center}#toast.show{opacity:1;transform:translate(-50%,0)}@media(min-width:1500px){body{max-width:1800px;margin:auto}}@media(max-width:850px){nav{gap:18px}.hero{grid-template-columns:1fr 1fr}.hero-copy{padding-top:40px}h1{font-size:68px}.products{grid-template-columns:repeat(2,1fr)}.hero-bottom{flex-direction:column;gap:8px}.manifesto{gap:0 6%}footer{flex-wrap:wrap}.announcement span{display:none}}@media(max-width:600px){header{height:85px;flex-wrap:wrap;padding:15px 5%;gap:10px;height:auto}header .logo{font-size:36px}nav{order:3;width:100%;justify-content:space-between;padding:10px 0 2px;gap:8px;font-size:13px}.cart-button{padding:7px 12px;font-size:13px}.announcement{font-size:10px;justify-content:center}.hero{grid-template-columns:1fr}.hero-copy{padding:35px 6% 25px}h1{font-size:80px}.hero-visual{min-height:320px}.hero-bottom{flex-direction:row;padding-top:28px;font-size:9px}.intro{font-size:15px}.section-heading{display:block}.section-heading>p{margin-top:18px}.collection{padding:40px 5%}h2{font-size:30px}.filters{gap:6px}.filters button{padding:10px 13px;font-size:12px}.filters small{display:none}#result-count{display:none}.products{gap:25px 13px}.product-meta{flex-direction:column;gap:8px}.product-meta button{font-size:15px}.product-card p{font-size:12px}.badge{left:8px;top:8px;font-size:9px}.manifesto{display:block;padding:40px 6%}.manifesto h2{font-size:55px}.manifesto>a{display:inline-block;margin-top:12px}footer{gap:18px}footer>span{width:100%;order:4}dialog{padding:38px 23px}.ticker{font-size:21px;padding:13px 0}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media(max-width:600px){h1{font-size:clamp(48px,14.5vw,68px);letter-spacing:-1px}}
/* OSS Store approved visual system. Presentation scenes 01–05 are the reference.
   CSS-only commerce alignment: app.js, product data and equipment image are untouched. */
:root{--oss-black:#111;--oss-white:#f3f3f3;--oss-red:#f21f26;--oss-grey:#b2b2b2;--oss-border:#ffffff26;--oss-background:#111;--oss-surface:#1b1b1b;--oss-space:8px;--oss-font:Arial,Helvetica,sans-serif;--oss-transition:180ms ease;--ink:var(--oss-white);--paper:var(--oss-background);--acid:var(--oss-red);--muted:var(--oss-grey)}
body{font-family:var(--oss-font);background:var(--oss-background);color:var(--oss-white)}
button,a,select{transition:color var(--oss-transition),background var(--oss-transition),border-color var(--oss-transition)}
button{color:inherit}button:focus-visible,a:focus-visible,select:focus-visible{outline:2px solid var(--oss-red);outline-offset:5px}
.announcement{background:#080808;color:var(--oss-grey);border-bottom:1px solid var(--oss-border);font-size:10px;letter-spacing:1.6px;padding-block:13px}.announcement span{color:#ddd}
header{height:108px;border-color:var(--oss-border);background:#111}.logo{font-style:normal;font-size:inherit;letter-spacing:normal;line-height:1;display:block;flex-shrink:0}.oss-brand-crop{display:block;position:relative;width:152px;height:73.58px;overflow:hidden;mix-blend-mode:screen}.oss-brand-crop img{position:absolute;max-width:none;width:133.404255%;height:auto;left:-16.489362%;top:-54.945055%}
nav{font-weight:500;font-size:12px;letter-spacing:.5px}nav a{padding:12px 0;border-bottom:1px solid transparent}nav a:hover{border-bottom:1px solid var(--oss-red);color:#fff}.cart-button{border-radius:0;border-color:#ffffff50;padding:12px 17px;font-size:12px}.cart-button:hover{border-color:var(--oss-red)}.cart-button span{background:var(--oss-red);color:#080808;font-weight:700}
.hero{min-height:610px;background:#111;grid-template-columns:1.05fr 1fr}.hero-copy{padding-top:70px}.eyebrow{color:var(--oss-grey);font-size:10px;letter-spacing:2px}.line{background:var(--oss-red)}h1{font-family:var(--oss-font);font-size:clamp(52px,5.8vw,96px);line-height:.97;letter-spacing:-.065em;font-weight:900;margin:30px 0 25px}h1 em{color:var(--oss-red);-webkit-text-stroke:0}.intro{color:var(--oss-grey);font-size:15px}.primary{background:var(--oss-red);color:#080808;font-size:12px;font-weight:700;letter-spacing:.4px;border:1px solid var(--oss-red);padding:18px 23px}.primary:hover{background:#fff;border-color:#fff;color:#111}.hero-bottom{color:#999;font-size:9px}.hero-visual{filter:grayscale(1);min-height:540px}.hero-visual:before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#111 0%,transparent 25%),linear-gradient(0deg,#111,transparent 35%)}.visual-label,.vertical{color:#bbb;font-size:9px}.ticker{color:#ccc;border-block:1px solid var(--oss-border);background:#171717;font-size:18px;letter-spacing:2px;padding:20px 0}.ticker span{color:var(--oss-red)}
.collection{padding-block:76px;background:#111}.section-heading h2{font-size:38px;font-weight:800;letter-spacing:-.045em}.section-heading>p{font-size:13px;color:var(--oss-grey)}.collection-toolbar{border-color:var(--oss-border);margin-top:35px}.filters button{border-radius:0;border-color:var(--oss-border);font-size:12px;padding:12px 20px;color:#bbb}.filters button:hover{border-color:#aaa;color:white}.filters button.active{background:var(--oss-white);color:#111;border-color:var(--oss-white)}.filters button.active:after{content:'';display:inline-block;width:5px;height:5px;border-radius:50%;margin-left:10px;background:var(--oss-red)}
.products{gap:25px}.product-card{padding-bottom:18px;border-bottom:1px solid var(--oss-border)}.product-photo{background:var(--oss-surface);border:1px solid #ffffff12}.product-photo img{filter:grayscale(1)}.badge{background:#111d;color:#ddd;border:1px solid #ffffff30;font-size:9px;padding:7px 10px}.product-photo>button{background:var(--oss-red);color:#080808;width:44px;height:44px;transition:background var(--oss-transition)}.product-photo>button:hover{background:white}.product-meta{margin-top:20px;gap:14px}.product-meta button{font-size:14px;line-height:1.4;color:var(--oss-white)}.product-meta button:hover{color:white;text-decoration:underline;text-decoration-color:var(--oss-red);text-underline-offset:5px}.product-meta strong{font-size:14px;color:var(--oss-white)}.product-card p{font-size:12px;line-height:1.6}
.manifesto{background:linear-gradient(120deg,#1e1e1e,#101010);border-block:1px solid var(--oss-border);padding-block:70px}.manifesto h2{font-family:var(--oss-font);font-size:clamp(38px,4vw,64px);font-weight:800;letter-spacing:-.055em}.manifesto h2 em{color:var(--oss-red);opacity:1}.manifesto>p:not(.eyebrow){color:var(--oss-grey);font-size:14px}.manifesto>a{font-size:12px;text-decoration-color:var(--oss-red)}footer{background:#0a0a0a;border-top:1px solid var(--oss-border);padding-block:45px}footer .oss-brand-crop{width:125px;height:60.5px}footer p{font-size:10px;color:#ddd}footer>span,footer button{font-size:10px;color:var(--oss-grey)}footer button:hover{color:white}
dialog{background:var(--oss-surface);color:var(--oss-white);border:1px solid #ffffff40;padding:44px;box-shadow:0 30px 120px #000b}dialog::backdrop{background:#000b}dialog h2{font-size:34px;font-weight:800;letter-spacing:-.04em}dialog .eyebrow{color:var(--oss-red)}dialog .notice{color:var(--oss-grey);font-size:12px}dialog label{font-size:12px}.close{color:#ddd}.close:hover{color:var(--oss-red)}select{background:#111;color:white;border-color:#ffffff55;padding:14px}.total,.cart-row{border-color:var(--oss-border)}.total strong{color:white}.quantity button{background:#333;color:white;width:36px;height:36px}.quantity button:hover{background:var(--oss-red);color:#111}.quantity .remove:hover{background:transparent;color:white}.row-top small{color:var(--oss-grey)}#toast{background:#222;color:white;border:1px solid #ffffff45;border-left:3px solid var(--oss-red)}
@media(max-width:1000px){nav{gap:18px}.hero{min-height:540px}.hero-copy{padding-top:50px}.hero-visual{min-height:480px}h1{font-size:54px}.products{grid-template-columns:repeat(2,1fr)}.manifesto h2{font-size:42px}.section-heading h2{font-size:32px}}
@media(max-width:600px){header{height:auto;padding-block:14px}.oss-brand-crop{width:118px;height:57.11px}header .logo{font-size:inherit}nav{font-size:11px;gap:8px;padding:7px 0 0}.announcement{font-size:8px;letter-spacing:.8px;padding:11px 5%}.hero{grid-template-columns:1fr}.hero-copy{padding:40px 6% 25px}h1{font-size:clamp(44px,12vw,66px);letter-spacing:-.06em}.hero-visual{min-height:300px}.hero-visual:before{background:linear-gradient(0deg,#111,transparent 35%),linear-gradient(180deg,#111,transparent 20%)}.hero-bottom{font-size:8px}.intro{font-size:14px}.primary{padding:17px 20px}.ticker{font-size:15px}.collection{padding:40px 5%}.section-heading h2{font-size:31px}.filters button{padding:11px;font-size:10px}.filters button.active:after{margin-left:6px}.products{gap:25px 14px}.product-meta{margin-top:13px}.product-meta button{font-size:13px}.product-meta strong{font-size:13px}.product-card p{font-size:11px}.badge{padding:5px 6px;font-size:8px}.product-photo>button{width:40px;height:40px}.manifesto{padding:40px 6%}.manifesto h2{font-size:40px}footer{padding:30px 6%;gap:22px}dialog{padding:40px 23px}dialog h2{font-size:28px}.notice{font-size:12px}.quantity{gap:12px}#toast{max-width:90vw;min-width:230px;font-size:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}