:root{--c-bg:#0B0C0D;--c-surface:#121415;--c-well:#030303;--c-text:#EDEDEB;--c-primary:#F4F3F0;--c-secondary:#C0C6CC;--c-accent:#B4802A;--c-accent-deep:#8F6520;--c-muted:#4A4F55;--c-bone:#F4F3F0;--c-bone-text:#121415;--c-hairline:rgba(192,198,204,.22);--ff-display:"Saira Condensed","Arial Narrow",Impact,sans-serif;--ff-body:"IBM Plex Sans","Segoe UI",Helvetica,Arial,sans-serif;--fs-h1:clamp(2.6rem, 1.9rem + 3.1vw, 5rem);--fs-h2:clamp(1.7rem, 1.35rem + 1.6vw, 2.6rem);--fs-h3:clamp(1.25rem, 1.1rem + .6vw, 1.6rem);--fs-body:1.0625rem;--fs-label:0.75rem;--fs-meta:0.75rem;--fs-serial:1.375rem;--sp-1:.25rem;--sp-2:.5rem;--sp-3:.75rem;--sp-4:1rem;--sp-5:1.5rem;--sp-6:2rem;--sp-7:3rem;--sp-8:4rem;--sp-9:6rem;--gutter:clamp(1.25rem, 0.9rem + 2.2vw, 3rem);--maxw:1180px;--measure:62ch;--radius:0;--header-h:88px;--mo-dur:360ms;--mo-ease:cubic-bezier(0.16, 0.9, 0.32, 1);--mo-dist:14px;--mo-stagger:70ms}
*,*::before,*::after{box-sizing:border-box}
*{margin:0}
html{overflow-x:hidden;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion: no-preference){html{scroll-behavior:smooth}}
body{overflow-x:hidden;background:var(--c-bg);color:var(--c-text);font-family:var(--ff-body);font-size:var(--fs-body);font-weight:400;line-height:1.62;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg,video{display:block;max-width:100%;height:auto}
input,button,textarea,select{font:inherit;color:inherit}
h1,h2,h3,h4{font-family:var(--ff-display);font-weight:700;text-transform:uppercase;letter-spacing:.04em;line-height:.98;color:var(--c-primary)}
h1{font-size:var(--fs-h1);line-height:.94}
h2{font-size:var(--fs-h2)}
h3{font-size:var(--fs-h3);font-weight:600;line-height:1.06}
p{max-width:var(--measure)}
p + p{margin-top:var(--sp-4)}
a{color:var(--c-text);text-decoration:underline;text-underline-offset:.18em;text-decoration-thickness:1px;text-decoration-color:var(--c-hairline);transition:color var(--mo-dur) var(--mo-ease),text-decoration-color var(--mo-dur) var(--mo-ease)}
a:hover{color:var(--c-accent);text-decoration-color:var(--c-accent)}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:3px}
ul,ol{padding-left:1.15rem}
strong{font-weight:600;color:var(--c-primary)}
hr{border:0;height:1px;background:var(--c-hairline)}
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.container--narrow{max-width:820px}
.section{padding-block:clamp(3.25rem, 2.4rem + 4vw, 6rem)}
.section > .container,.section-inner{padding-inline:var(--gutter)}
.section--bleed{padding-inline:0}
.section--bleed > .section-inner{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.section--surface{background:var(--c-surface)}
.section--well{background:var(--c-well)}
.section--bone{background:var(--c-bone);color:var(--c-bone-text)}
.section--bone h1,.section--bone h2,.section--bone h3{color:var(--c-bone-text)}
.section--bone a{color:var(--c-bone-text)}
.section--bone a:hover{color:var(--c-accent-deep)}
.section--bone .stamped-kicker{color:var(--c-muted)}
.section--bone .serial-index{color:var(--c-secondary)}
.stack > * + *{margin-top:var(--sp-4)}
.stack-lg > * + *{margin-top:var(--sp-6)}
.eyebrow-gap{margin-bottom:var(--sp-5)}
.text-muted{color:var(--c-secondary)}
.section--bone .text-muted{color:var(--c-muted)}
.mono-label,.spec-label{font-family:var(--ff-body);font-weight:600;font-size:var(--fs-label);text-transform:uppercase;letter-spacing:.16em;color:var(--c-secondary)}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--sp-2);min-height:48px;padding:.75rem 1.5rem;border:1px solid transparent;border-radius:var(--radius);font-family:var(--ff-body);font-weight:600;font-size:.9375rem;letter-spacing:.06em;text-transform:uppercase;text-decoration:none;cursor:pointer;transition:transform var(--mo-dur) var(--mo-ease),background-color var(--mo-dur) var(--mo-ease),color var(--mo-dur) var(--mo-ease),border-color var(--mo-dur) var(--mo-ease)}
.btn--primary{background:var(--c-accent);color:#0B0C0D;border-color:var(--c-accent)}
.btn--primary:hover,.btn--primary:focus-visible{background:var(--c-accent-deep);border-color:var(--c-accent-deep);color:#0B0C0D}
.btn--ghost{background:transparent;color:var(--c-primary);border-color:var(--c-secondary)}
.btn--ghost:hover,.btn--ghost:focus-visible{border-color:var(--c-accent);color:var(--c-accent)}
.section--bone .btn--ghost{color:var(--c-bone-text);border-color:var(--c-muted)}
.section--bone .btn--ghost:hover{color:var(--c-accent-deep);border-color:var(--c-accent-deep)}
.bench-rule{display:block;width:40px;height:2px;background:var(--c-accent);margin-bottom:12px}
.bench-rule--under{margin:8px 0 0}
.bench-rule--full{display:block;width:100%;height:1px;border:0;background:linear-gradient(to right, var(--c-accent) 0, var(--c-accent) 40px, var(--c-secondary) 40px, var(--c-secondary) 100%);opacity:.75}
.silver-hairline{display:block;width:100%;height:1px;border:0;background:linear-gradient(to right, rgba(192,198,204,.15) 0%, #E8E9EA 50%, rgba(192,198,204,.15) 100%)}
.stamped-kicker{display:flex;align-items:center;gap:8px;font-family:var(--ff-body);font-weight:600;font-size:var(--fs-label);text-transform:uppercase;letter-spacing:.16em;color:var(--c-secondary);margin-bottom:10px}
.stamped-kicker::before{content:"";flex:0 0 auto;width:6px;height:6px;background:var(--c-accent)}
.serial-index{font-family:var(--ff-display);font-weight:700;font-size:var(--fs-serial);line-height:1;letter-spacing:.02em;color:var(--c-muted)}
.serial-item{display:grid;grid-template-columns:auto 1fr;gap:var(--sp-4);align-items:start}
.serial-item > .serial-body{border-left:1px solid var(--c-hairline);padding-left:20px}
.serial-item:first-child .serial-index,.serial-item.is-active .serial-index{color:var(--c-accent)}
.safety-plate{background:var(--c-bg);border-top:1px solid var(--c-accent);padding:28px;border-radius:0;box-shadow:none}
.safety-plate__line{font-family:var(--ff-display);font-weight:600;text-transform:uppercase;letter-spacing:.04em;font-size:clamp(1.25rem, 1.05rem + .7vw, 1.625rem);line-height:1.06;color:#E8E9EA}
.safety-plate p{margin-top:var(--sp-3);color:var(--c-secondary);font-size:1rem}
.section--bone .safety-plate{background:#0B0C0D}
.section--bone .safety-plate p{color:var(--c-secondary)}
.fact{font-family:var(--ff-display);font-weight:700;font-size:clamp(2.25rem, 1.7rem + 2.4vw, 3.5rem);line-height:.9;color:var(--c-accent)}
.card{background:var(--c-surface);border:1px solid var(--c-hairline);padding:clamp(1.25rem, 1rem + 1.2vw, 2rem);transition:transform var(--mo-dur) var(--mo-ease),border-color var(--mo-dur) var(--mo-ease)}
.card:hover{border-color:var(--c-secondary)}
.card--dark.card{background:var(--c-well);border-color:rgba(192,198,204,.14)}
.grid{display:grid;gap:clamp(1.25rem, 1rem + 1.4vw, 2.25rem)}
.grid--2,.grid--3{grid-template-columns:1fr}
@media (min-width:768px){.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid--3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}}
.img-treated{filter:grayscale(.72) contrast(1.16) brightness(.82) sepia(.14) saturate(1.05);background:#030303}
.img-treated--flat{filter:grayscale(.9) contrast(1.1) brightness(.8)}
.media-frame{position:relative;overflow:hidden;background:#030303}
[id]{scroll-margin-top:calc(var(--header-h) + 1rem)}
.skip-link{position:absolute;top:-140px;left:var(--gutter);z-index:120;background:var(--c-accent);color:#0B0C0D;padding:.6rem 1rem;font-weight:600;text-decoration:none;transition:top var(--mo-dur) var(--mo-ease)}
.skip-link:focus{top:.5rem;color:#0B0C0D}
.site-header{position:sticky;top:0;z-index:100;background:var(--c-bg);border-bottom:1px solid var(--c-hairline)}
.header__bar{display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4);width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter);padding-block:.75rem;min-height:var(--header-h)}
.identity{display:inline-flex;align-items:center;flex:0 1 auto;min-width:0;text-decoration:none}
.identity img{height:56px;width:auto;display:block}
@media (min-width:900px){.identity img{height:64px}}
.nav-toggle{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0}
.nav-toggle-label{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;width:48px;height:48px;border:1px solid var(--c-hairline);background:transparent;cursor:pointer;transition:border-color var(--mo-dur) var(--mo-ease),transform var(--mo-dur) var(--mo-ease)}
.nav-toggle-label:hover{border-color:var(--c-accent)}
.nav-toggle-label .bars{position:relative;display:block;width:22px;height:2px;background:var(--c-primary)}
.nav-toggle-label .bars::before,.nav-toggle-label .bars::after{content:"";position:absolute;left:0;width:22px;height:2px;background:var(--c-primary)}
.nav-toggle-label .bars::before{top:-7px}
.nav-toggle-label .bars::after{top:7px}
.nav-toggle:focus-visible + .nav-toggle-label{outline:2px solid var(--c-accent);outline-offset:3px}
.nav-panel{display:none;background:var(--c-surface);border-top:1px solid var(--c-hairline);max-height:calc(100dvh - var(--header-h));overflow-y:auto}
.nav-toggle:checked ~ .nav-panel{display:block}
.nav-panel__inner{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter);padding-block:var(--sp-4) var(--sp-6)}
.nav-list{list-style:none;margin:0;padding:0}
.nav-list a{display:flex;align-items:center;min-height:48px;padding:.5rem 0;font-family:var(--ff-body);font-weight:600;font-size:1rem;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;color:var(--c-text);border-bottom:1px solid var(--c-hairline);transition:color var(--mo-dur) var(--mo-ease),padding-left var(--mo-dur) var(--mo-ease)}
.nav-list a:hover{color:var(--c-accent)}
.nav-panel .btn{width:100%;margin-top:var(--sp-5)}
.nav-panel__close{display:inline-flex;align-items:center;min-height:44px;margin-top:var(--sp-4);font-size:var(--fs-meta);letter-spacing:.16em;text-transform:uppercase;color:var(--c-secondary);cursor:pointer}
.nav-desktop{display:none}
.site-footer{margin-top:0;background:var(--c-well);border-top:1px solid var(--c-hairline);padding-block:clamp(3rem, 2.2rem + 3vw, 4.5rem) var(--sp-6)}
.footer__grid{display:grid;gap:var(--sp-7);grid-template-columns:1fr}
@media (min-width:768px){.footer__grid{grid-template-columns:1.2fr 1fr 1fr}}
.footer-wordmark{font-family:var(--ff-display);font-weight:700;text-transform:uppercase;letter-spacing:.06em;line-height:.94;font-size:clamp(1.5rem, 1.25rem + 1vw, 2rem);color:#E8E9EA}
.footer-wordmark span{display:block}
.footer-wordmark span + span{letter-spacing:.012em}
.footer__tagline{margin-top:var(--sp-4);color:var(--c-secondary);font-size:1rem;max-width:38ch}
.footer__heading{font-family:var(--ff-body);font-weight:600;font-size:var(--fs-label);text-transform:uppercase;letter-spacing:.16em;color:var(--c-secondary);margin-bottom:var(--sp-4)}
.footer__links{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--sp-2)}
.footer__links a{display:inline-flex;align-items:center;min-height:32px;color:var(--c-text);font-size:1rem;text-decoration:none}
.footer__links a:hover{color:var(--c-accent)}
.footer__contact{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--sp-2);color:var(--c-secondary);font-size:1rem}
.footer__contact a{color:var(--c-text);text-decoration:none}
.footer__contact a:hover{color:var(--c-accent)}
.footer__social{display:flex;flex-wrap:wrap;align-items:center;gap:var(--sp-2);margin-top:var(--sp-7)}
.footer__social a{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;color:var(--c-secondary);text-decoration:none;border:1px solid var(--c-hairline);transition:color var(--mo-dur) var(--mo-ease),border-color var(--mo-dur) var(--mo-ease),transform var(--mo-dur) var(--mo-ease)}
.footer__social a:hover,.footer__social a:focus-visible{color:var(--c-accent);border-color:var(--c-accent)}
.footer__social svg{width:1.25em;height:1.25em;fill:currentColor}
.footer__bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--sp-3) var(--sp-5);margin-top:var(--sp-6);padding-top:var(--sp-5);border-top:1px solid var(--c-hairline)}
.footer__legal{display:flex;flex-wrap:wrap;align-items:center;gap:var(--sp-2) var(--sp-4);font-size:var(--fs-meta);color:var(--c-secondary);letter-spacing:.02em}
.footer__legal a{color:var(--c-secondary);text-decoration:none;font-size:var(--fs-meta)}
.footer__legal a:hover{color:var(--c-accent)}
.footer__by{font-size:var(--fs-meta)}
.footer__by a{color:var(--c-secondary);text-decoration:none}
.footer__by a:hover{color:var(--c-accent)}
.reveal{opacity:1}
.link-draw{position:relative;text-decoration:none;display:inline-block}
.link-draw::after{content:"";position:absolute;left:0;bottom:-2px;width:100%;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left}
@media (prefers-reduced-motion: no-preference){
.reveal{opacity:0;transform:translateY(var(--mo-dist));transition:opacity var(--mo-dur) var(--mo-ease),transform var(--mo-dur) var(--mo-ease);transition-delay:var(--reveal-delay, 0ms)}
.reveal.is-visible{opacity:1;transform:none}
.reveal-stagger > *{opacity:0;transform:translateY(var(--mo-dist));transition:opacity var(--mo-dur) var(--mo-ease),transform var(--mo-dur) var(--mo-ease);transition-delay:var(--reveal-delay, 0ms)}
.reveal-stagger > .is-visible,.reveal-stagger.is-visible > *{opacity:1;transform:none}
.media-zoom{overflow:hidden}
.media-zoom img{transition:transform calc(var(--mo-dur) * 2) var(--mo-ease)}
.media-zoom:hover img,.media-zoom:focus-within img{transform:scale(1.03)}
.link-draw::after{transition:transform var(--mo-dur) var(--mo-ease)}
.link-draw:hover::after,.link-draw:focus-visible::after{transform:scaleX(1)}
.ken-burns{animation:kenburns 12s var(--mo-ease) infinite alternate}
@keyframes kenburns{from{transform:scale(1)}to{transform:scale(1.04)}}
.btn:hover,.btn:focus-visible{transform:translateY(-2px)}
.card:hover{transform:translateY(-2px)}
.nav-list a:hover{padding-left:6px}
.footer__social a:hover{transform:translateY(-2px)}
}
@media (prefers-reduced-motion: reduce){
.reveal,.reveal-stagger > *{opacity:1;transform:none;transition:none}
.ken-burns{animation:none}
.media-zoom img{transition:none}
}
@media (min-width:900px){
.nav-toggle-label{display:none}
.nav-panel{display:none}
.nav-toggle:checked ~ .nav-panel{display:none}
.nav-desktop{display:flex;align-items:center;gap:clamp(1rem, .5rem + 1.4vw, 2rem)}
.nav-desktop ul{display:flex;align-items:center;gap:clamp(1rem, .5rem + 1.2vw, 2rem);list-style:none;margin:0;padding:0}
.nav-desktop ul a{display:inline-flex;align-items:center;min-height:44px;padding:0;font-family:var(--ff-body);font-weight:600;font-size:.875rem;letter-spacing:.14em;text-transform:uppercase;text-decoration:none;color:var(--c-text);border-bottom:0;transition:color var(--mo-dur) var(--mo-ease)}
.nav-desktop ul a:hover{color:var(--c-accent)}
}
.reveal{opacity:0;transition:opacity var(--mo-dur,600ms) var(--mo-ease,cubic-bezier(.22,1,.36,1));transition-delay:var(--reveal-delay,0ms)}
.reveal.is-visible{opacity:1}
.reveal-stagger>*{opacity:0;transition:opacity var(--mo-dur,600ms) var(--mo-ease,cubic-bezier(.22,1,.36,1));transition-delay:var(--reveal-delay,0ms)}
.reveal-stagger.is-visible>*,.reveal-stagger>.is-visible{opacity:1}
@media (prefers-reduced-motion:no-preference){
  .reveal{transform:translateY(14px);transition:opacity var(--mo-dur,600ms) var(--mo-ease,cubic-bezier(.22,1,.36,1)),transform var(--mo-dur,600ms) var(--mo-ease,cubic-bezier(.22,1,.36,1))}
  .reveal.is-visible{transform:none}
  .reveal-stagger>*{transform:translateY(14px);transition:opacity var(--mo-dur,600ms) var(--mo-ease,cubic-bezier(.22,1,.36,1)),transform var(--mo-dur,600ms) var(--mo-ease,cubic-bezier(.22,1,.36,1))}
  .reveal-stagger.is-visible>*,.reveal-stagger>.is-visible{transform:none}
}
@media (prefers-reduced-motion:reduce){.reveal,.reveal-stagger>*{opacity:1;transform:none;transition:none}}
/* nn:mobile-floor */
@media (max-width:899px){
.site-header{position:sticky}
.header__bar{flex-wrap:nowrap}
.nav-panel{position:absolute;top:100%;left:0;right:0;width:100%;max-height:calc(100dvh - var(--header-h,64px));overflow-y:auto;-webkit-overflow-scrolling:touch}
}
input,select,textarea{min-width:0;box-sizing:border-box;max-width:100%}
input[type="date"],input[type="time"],input[type="datetime-local"],input[type="month"],input[type="week"]{-webkit-appearance:none;appearance:none;width:100%}
input[type="date"]::-webkit-date-and-time-value{text-align:left;margin:0}
input[type="date"]::-webkit-calendar-picker-indicator{margin-inline-start:auto}

/* nn:nav-open-floor */
@media (max-width:899px){
header:has(.nav-toggle:checked) :where(.nav-panel,.mobile-nav,.mobile-menu,#nav-panel,#mobile-nav,#mobile-menu),
header:has(input[id="nav-toggle"]:checked) :where(.nav-panel,.mobile-nav,.mobile-menu,#nav-panel,#mobile-nav,#mobile-menu),
header:has(input[id="menu-toggle"]:checked) :where(.nav-panel,.mobile-nav,.mobile-menu,#nav-panel,#mobile-nav,#mobile-menu),
header:has(input[id="nav-check"]:checked) :where(.nav-panel,.mobile-nav,.mobile-menu,#nav-panel,#mobile-nav,#mobile-menu){display:block;max-height:calc(100dvh - var(--header-h,64px));overflow-y:auto;visibility:visible;opacity:1;transform:none;pointer-events:auto}
}

/* nn:logo-floor */
header .identity img{min-height:64px;width:auto;object-fit:contain}
@media (max-width:899px){
header .identity img{min-height:56px;width:auto;object-fit:contain}
}

/* Legibility floor (12px) and logo scale — human review 2026-09-03 */
.hero__spec{line-height:1.7}
.site-header img,header img{height:60px!important;width:auto!important;max-width:none}
.site-header{background:#000}