/* Layout: a mill catalogue — navy plate bands, a live tube-sheet in the hero, spec lines set in mono like a tender BOM */
:root{
  --paper:#f4f6f8; --paper-2:#e8edf1; --ink:#0f1a26; --ink-2:#4a5866; --rule:#d3dae1;
  --plate:#0f1a26; --plate-2:#172636; --on-plate:#ffffff; --on-plate-2:#a9b7c5;
  --brass:#c9974a; --brass-ink:#8a6223; --brass-soft:rgba(201,151,74,.14);
  --card:#ffffff;
  --f-display:"Archivo","Arial Narrow",Arial,sans-serif;
  --f-body:"IBM Plex Sans",-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
  --wrap:1180px; --ease:cubic-bezier(.2,.7,.2,1);
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --paper:#0b131c; --paper-2:#111c27; --ink:#e7edf3; --ink-2:#9fb0c0; --rule:#22313f;
  --plate:#070d14; --plate-2:#0f1924; --on-plate:#ffffff; --on-plate-2:#9fb0c0;
  --brass:#d6a75c; --brass-ink:#e2b872; --brass-soft:rgba(214,167,92,.14); --card:#101b26; color-scheme:dark}}
:root[data-theme="dark"]{
  --paper:#0b131c; --paper-2:#111c27; --ink:#e7edf3; --ink-2:#9fb0c0; --rule:#22313f;
  --plate:#070d14; --plate-2:#0f1924; --on-plate:#ffffff; --on-plate-2:#9fb0c0;
  --brass:#d6a75c; --brass-ink:#e2b872; --brass-soft:rgba(214,167,92,.14); --card:#101b26; color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font:400 16px/1.65 var(--f-body);-webkit-font-smoothing:antialiased;overflow-x:hidden}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:60;background:var(--plate)}
a{color:inherit}
:focus-visible{outline:2px solid var(--brass);outline-offset:3px;border-radius:2px}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--f-display);text-wrap:balance;margin:0;letter-spacing:-.01em}
h2{font-size:clamp(1.9rem,3.6vw,2.9rem);font-weight:700;font-stretch:88%;line-height:1.05}
h3{font-size:1.15rem;font-weight:650;font-stretch:95%;line-height:1.25}
p{margin:0}
.mono{font-family:var(--f-mono);font-size:.86em;letter-spacing:.01em}
.eyebrow{font:500 .74rem/1 var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--brass-ink);display:inline-flex;gap:.6em;align-items:center}
.eyebrow::before{content:"";width:22px;height:1px;background:currentColor}
.on-plate .eyebrow{color:var(--brass)}
.lede{color:var(--ink-2);max-width:60ch;font-size:1.06rem}
.section{padding-block:clamp(64px,9vw,120px)}
.section-head{display:grid;gap:16px;margin-bottom:clamp(32px,5vw,56px);max-width:760px}

/* buttons */
.btn{--bg:var(--brass);--fg:#14100a;display:inline-flex;align-items:center;gap:.6em;padding:.85em 1.3em;border-radius:3px;background:var(--bg);color:var(--fg);font:600 .95rem/1 var(--f-body);text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .25s var(--ease),background .25s,box-shadow .25s;position:relative;overflow:hidden}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px -12px rgba(201,151,74,.7)}
.btn .arr{transition:transform .3s var(--ease)}
.btn:hover .arr{transform:translateX(4px)}
.btn-ghost{--bg:transparent;--fg:var(--on-plate);border-color:rgba(255,255,255,.28)}
.btn-ghost:hover{border-color:var(--brass);box-shadow:none}
.btn-dark{--bg:var(--ink);--fg:var(--paper)}

/* header */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:color-mix(in srgb,var(--plate) 92%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.07);color:var(--on-plate)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;height:68px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--on-plate)}
.brand-mark{width:30px;height:30px;flex:none}
.brand-name{font:800 1.02rem/1 var(--f-display);font-stretch:118%;letter-spacing:.06em}
.brand-name small{display:block;font:500 .6rem/1 var(--f-mono);letter-spacing:.16em;color:var(--on-plate-2);margin-top:5px;font-stretch:100%}
.nav{display:flex;gap:28px;align-items:center}
.nav a{font-size:.9rem;text-decoration:none;color:var(--on-plate-2);position:relative;padding-block:6px;transition:color .2s}
.nav a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--brass);transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.nav a:hover{color:var(--on-plate)}
.nav a:hover::after{transform:scaleX(1)}
.top .btn{padding:.65em 1.05em;font-size:.86rem}
@media (max-width:860px){.nav{display:none}}

/* hero */
.hero{background:var(--plate);color:var(--on-plate);position:relative;overflow:hidden;isolation:isolate}
.hero::after{content:"";position:absolute;inset:auto 0 0;height:1px;background:linear-gradient(90deg,transparent,var(--brass),transparent);opacity:.5}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:clamp(24px,4vw,64px);align-items:center;padding-block:clamp(56px,8vw,104px)}
.hero h1{font-size:clamp(2.5rem,5.6vw,4.6rem);font-weight:750;font-stretch:80%;line-height:.98;letter-spacing:-.015em;margin-block:22px 24px}
.hero h1 .line{display:block;overflow:hidden;padding-bottom:.06em}
.hero h1 .line>span{display:inline-block;animation:rise 1s var(--ease) both}
.hero h1 .line:nth-child(2)>span{animation-delay:.08s}
.hero h1 .line:nth-child(3)>span{animation-delay:.16s}
.hero h1 em{font-style:normal;color:var(--brass)}
.hero .lede{color:var(--on-plate-2);animation:fade 1s .3s var(--ease) both}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px;animation:fade 1s .4s var(--ease) both}
@keyframes rise{from{transform:translateY(105%)}to{transform:none}}
@keyframes fade{from{opacity:.001;transform:translateY(10px)}to{opacity:1;transform:none}}
.sheet-stage{position:relative;aspect-ratio:1;max-width:100%;width:min(100%,520px);justify-self:end}
.sheet-stage canvas{width:100%;height:100%;display:block}
.ticket{position:absolute;left:-6%;bottom:6%;background:rgba(15,26,38,.82);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.12);border-left:2px solid var(--brass);padding:14px 16px;border-radius:3px;font-family:var(--f-mono);font-size:.74rem;line-height:1.7;color:var(--on-plate-2);min-width:0;max-width:92%;animation:fade 1s .7s var(--ease) both;box-shadow:0 24px 48px -24px rgba(0,0,0,.6)}
.ticket b{color:var(--on-plate);font-weight:500}
.ticket .tag{color:var(--brass);letter-spacing:.12em;text-transform:uppercase;font-size:.66rem;display:block;margin-bottom:4px}
@media (max-width:860px){
  .hero .wrap{grid-template-columns:1fr}
  .sheet-stage{justify-self:center;width:min(100%,420px)}
  .ticket{left:0}
}

/* standards ribbon */
.ribbon{background:var(--plate-2);color:var(--on-plate-2);border-block:1px solid rgba(255,255,255,.06);overflow:hidden}
.ribbon-track{display:flex;gap:48px;width:max-content;padding-block:16px;animation:slide 48s linear infinite;font:500 .8rem/1 var(--f-mono);letter-spacing:.08em}
.ribbon-track span{display:inline-flex;gap:48px;align-items:center;white-space:nowrap}
.ribbon-track span::after{content:"";width:5px;height:5px;border-radius:50%;background:var(--brass)}
@keyframes slide{to{transform:translateX(-50%)}}

/* proof */
.proof{border-bottom:1px solid var(--rule)}
.proof .wrap{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.proof-item{padding:28px 24px;border-left:1px solid var(--rule);display:grid;gap:6px}
.proof-item:first-child{border-left:0;padding-left:0}
.proof-num{font:750 2.2rem/1 var(--f-display);font-stretch:80%;color:var(--ink)}
.proof-num sup{font-size:.5em;color:var(--brass-ink);margin-left:2px}
.proof-label{font-size:.88rem;color:var(--ink-2);line-height:1.45}
@media (max-width:860px){.proof .wrap{grid-template-columns:repeat(2,minmax(0,1fr))}.proof-item:nth-child(3){border-left:0;padding-left:0}.proof-item{border-top:1px solid var(--rule)}.proof-item:nth-child(-n+2){border-top:0}}

/* scroll-driven reveal: transform only, so nothing is ever hidden at rest */
@supports (animation-timeline:view()){
  .reveal{animation:lift linear both;animation-timeline:view();animation-range:entry 0% entry 60%}
  @keyframes lift{from{transform:translateY(28px)}to{transform:none}}
}
/* featured A179 */
.feature{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,5vw,72px);align-items:center}
.feature-copy{display:grid;gap:20px}
.spec{width:100%;border-collapse:collapse;font-size:.92rem}
.spec th,.spec td{text-align:left;padding:11px 0;border-bottom:1px solid var(--rule);vertical-align:top}
.spec th{font:500 .72rem/1.6 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);width:38%;padding-right:16px}
.spec td{font-variant-numeric:tabular-nums}
.chem{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--rule);border:1px solid var(--rule);border-radius:3px;overflow:hidden;margin-top:6px}
.chem div{background:var(--card);padding:14px 12px;display:grid;gap:2px}
.chem b{font:700 1.5rem/1 var(--f-display);font-stretch:85%}
.chem span{font:500 .72rem/1.3 var(--f-mono);color:var(--ink-2);font-variant-numeric:tabular-nums}
.bundle{position:relative;aspect-ratio:4/3;max-width:100%;border-radius:4px;overflow:hidden;background:var(--plate)}
.bundle canvas{width:100%;height:100%;display:block}
.bundle figcaption{position:absolute;left:16px;bottom:14px;font:500 .72rem/1.4 var(--f-mono);color:var(--on-plate-2);letter-spacing:.06em}
@media (max-width:860px){.feature{grid-template-columns:1fr}}

/* catalogue */
.cat{border-top:1px solid var(--ink)}
.cat details{border-bottom:1px solid var(--rule)}
.cat summary{list-style:none;display:grid;grid-template-columns:3.2rem minmax(0,1.4fr) minmax(0,1fr) 28px;gap:16px;align-items:center;padding:20px 0;cursor:pointer;position:relative}
.cat summary::-webkit-details-marker{display:none}
.cat summary::before{content:"";position:absolute;inset:0 auto 0 -20px;width:3px;background:var(--brass);transform:scaleY(0);transition:transform .35s var(--ease)}
.cat summary:hover::before,.cat details[open] summary::before{transform:scaleY(1)}
.cat .code{font:500 .78rem/1 var(--f-mono);color:var(--brass-ink)}
.cat .name{font:650 clamp(1.05rem,1.8vw,1.35rem)/1.2 var(--f-display);font-stretch:92%;transition:transform .35s var(--ease)}
.cat summary:hover .name{transform:translateX(6px)}
.cat .std{font:400 .82rem/1.4 var(--f-mono);color:var(--ink-2)}
.cat .plus{width:28px;height:28px;border:1px solid var(--rule);border-radius:50%;display:grid;place-items:center;transition:transform .35s var(--ease),border-color .2s}
.cat .plus::before{content:"+";font:400 1.1rem/1 var(--f-body);color:var(--ink-2)}
.cat details[open] .plus{transform:rotate(45deg);border-color:var(--brass)}
.cat .body{display:grid;grid-template-columns:3.2rem minmax(0,1fr);gap:16px;padding:0 0 24px}
.cat .body>div{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:24px;color:var(--ink-2);font-size:.95rem}
.cat .body dl{margin:0;display:grid;grid-template-columns:auto 1fr;gap:6px 14px;font-size:.84rem}
.cat .body dt{font:500 .7rem/1.7 var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2)}
.cat .body dd{margin:0;color:var(--ink)}
.cat details[open] .body{animation:fade .5s var(--ease)}
@media (max-width:700px){
  .cat summary{grid-template-columns:2.4rem minmax(0,1fr) 28px}
  .cat .std{grid-column:2;grid-row:2}
  .cat .plus{grid-column:3;grid-row:1}
  .cat .body{grid-template-columns:1fr}.cat .body>div{grid-template-columns:1fr}
}

/* tender band */
.tender{background:var(--plate);color:var(--on-plate)}
.tender .lede{color:var(--on-plate-2)}
.pillars{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.08)}
.pillar{background:var(--plate);padding:32px 28px;display:grid;gap:14px;align-content:start;transition:background .3s}
.pillar:hover{background:var(--plate-2)}
.pillar svg{width:40px;height:40px;stroke:var(--brass);fill:none;stroke-width:1.4}
.pillar p{color:var(--on-plate-2);font-size:.95rem}
@media (max-width:860px){.pillars{grid-template-columns:1fr}}

/* process */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;counter-reset:s;position:relative}
.steps::before{content:"";position:absolute;left:0;right:0;top:19px;height:1px;background:var(--rule)}
.step{position:relative;padding-right:24px;display:grid;gap:12px;align-content:start}
.step-n{width:39px;height:39px;border-radius:50%;background:var(--paper);border:1px solid var(--ink);display:grid;place-items:center;font:500 .8rem/1 var(--f-mono);position:relative;z-index:1;transition:background .3s,color .3s,border-color .3s}
.step:hover .step-n{background:var(--brass);border-color:var(--brass);color:#14100a}
.step p{color:var(--ink-2);font-size:.93rem}
@media (max-width:860px){.steps{grid-template-columns:1fr 1fr;row-gap:36px}.steps::before{display:none}}
@media (max-width:480px){.steps{grid-template-columns:1fr}}

/* enquiry builder */
.builder{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,4vw,48px);align-items:start}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:grid;gap:6px;min-width:0}
.field.full{grid-column:1/-1}
.field label{font:500 .7rem/1 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2)}
.field input,.field select{width:100%;font:400 .95rem/1.2 var(--f-body);color:var(--ink);background:var(--card);border:1px solid var(--rule);border-radius:3px;padding:.75em .8em;transition:border-color .2s,box-shadow .2s}
.field input:focus,.field select:focus{outline:none;border-color:var(--brass);box-shadow:0 0 0 3px var(--brass-soft)}
.out{background:var(--plate);color:var(--on-plate);border-radius:4px;padding:24px;display:grid;gap:16px;position:sticky;top:96px}
.out .eyebrow{color:var(--brass)}
.out pre{margin:0;font:400 .9rem/1.8 var(--f-mono);white-space:pre-wrap;word-break:break-word;color:var(--on-plate)}
.out pre .k{color:var(--on-plate-2)}
.out .row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.out .note{font-size:.82rem;color:var(--on-plate-2)}
.copied{font:500 .78rem/1 var(--f-mono);color:var(--brass)}
@media (max-width:860px){.builder{grid-template-columns:1fr}.out{position:static}}
@media (max-width:420px){.fields{grid-template-columns:1fr}}

/* guides */
.guides{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.guide{background:var(--card);border:1px solid var(--rule);border-radius:4px;padding:26px;display:grid;gap:12px;align-content:start;text-decoration:none;transition:transform .35s var(--ease),border-color .3s,box-shadow .35s}
.guide:hover{transform:translateY(-4px);border-color:var(--brass);box-shadow:0 20px 40px -28px rgba(15,26,38,.5)}
.guide .q{font:500 .72rem/1 var(--f-mono);letter-spacing:.1em;color:var(--brass-ink);text-transform:uppercase}
.guide p{color:var(--ink-2);font-size:.92rem}
.guide.wide{grid-column:span 2;background:var(--plate);color:var(--on-plate);border-color:var(--plate)}
.guide.wide p{color:var(--on-plate-2)}
.guide.wide .q{color:var(--brass)}
@media (max-width:860px){.guides{grid-template-columns:1fr}.guide.wide{grid-column:auto}}

/* faq */
.faq{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(24px,5vw,72px)}
.faq details{border-bottom:1px solid var(--rule)}
.faq summary{list-style:none;cursor:pointer;padding:20px 40px 20px 0;font:600 1.05rem/1.35 var(--f-display);font-stretch:95%;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:6px;top:50%;width:10px;height:10px;border-right:1.5px solid var(--ink-2);border-bottom:1.5px solid var(--ink-2);transform:translateY(-70%) rotate(45deg);transition:transform .3s var(--ease)}
.faq details[open] summary::after{transform:translateY(-30%) rotate(225deg)}
.faq details p{color:var(--ink-2);padding-bottom:20px;max-width:62ch}
@media (max-width:860px){.faq{grid-template-columns:1fr}}

/* closing + footer */
.close{background:var(--plate);color:var(--on-plate);position:relative;overflow:hidden}
.close .wrap{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:32px;align-items:end;padding-block:clamp(64px,8vw,104px)}
.close h2{font-size:clamp(2.2rem,4.6vw,3.8rem);font-stretch:78%}
.contact{display:grid;gap:14px}
.contact-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.12);min-width:0}
.contact-row span{font:500 .7rem/1 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--on-plate-2)}
.contact-row b{font:500 1.05rem/1.2 var(--f-mono);user-select:all;overflow-wrap:anywhere;text-align:right}
footer{background:var(--plate);color:var(--on-plate-2);border-top:1px solid rgba(255,255,255,.08);font-size:.85rem}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;padding-block:28px}
@media (max-width:860px){.close .wrap{grid-template-columns:1fr}}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}
/* inner pages */
.page-hero{background:var(--plate);color:var(--on-plate);position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;inset:auto 0 0;height:1px;background:linear-gradient(90deg,transparent,var(--brass),transparent);opacity:.5}
.page-hero .wrap{padding-block:clamp(48px,7vw,88px);display:grid;gap:20px;max-width:var(--wrap)}
.page-hero h1{font-size:clamp(2.2rem,4.6vw,3.7rem);font-weight:750;font-stretch:82%;line-height:1.02;max-width:20ch;animation:fade .9s var(--ease) both}
.page-hero .lede{color:var(--on-plate-2);max-width:64ch;animation:fade .9s .12s var(--ease) both}
.page-hero .hero-cta{margin-top:8px}
.crumbs{font:500 .74rem/1 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--on-plate-2);display:flex;gap:10px;flex-wrap:wrap}
.crumbs a{text-decoration:none;color:var(--brass)}
.crumbs a:hover{text-decoration:underline}
.split{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:clamp(28px,5vw,72px);align-items:start}
@media (max-width:860px){.split{grid-template-columns:1fr}}
.prose{display:grid;gap:18px;max-width:68ch}
.prose h2{font-size:clamp(1.5rem,2.6vw,2rem);margin-top:18px}
.prose h3{margin-top:10px}
.prose p,.prose li{color:var(--ink-2)}
.prose ul,.prose ol{margin:0;padding-left:1.2em;display:grid;gap:8px}
.prose strong{color:var(--ink);font-weight:600}
.prose a{color:var(--brass-ink);text-underline-offset:3px}
.aside{position:sticky;top:96px;display:grid;gap:18px;background:var(--card);border:1px solid var(--rule);border-radius:4px;padding:24px}
.aside .eyebrow{margin-bottom:2px}
@media (max-width:860px){.aside{position:static}}
.tbl{overflow-x:auto;border:1px solid var(--rule);border-radius:4px;background:var(--card)}
.tbl table{width:100%;border-collapse:collapse;font-size:.88rem;font-variant-numeric:tabular-nums}
.tbl th,.tbl td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--rule);white-space:nowrap}
.tbl thead th{font:500 .7rem/1.4 var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2);background:var(--paper-2)}
.tbl tbody tr:last-child td{border-bottom:0}
.tbl td.wrap-cell{white-space:normal;min-width:16ch}
.qa{border-top:1px solid var(--ink)}
.qa details{border-bottom:1px solid var(--rule)}
.qa summary{list-style:none;cursor:pointer;padding:18px 40px 18px 0;font:600 1.02rem/1.35 var(--f-display);font-stretch:95%;position:relative}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"";position:absolute;right:6px;top:50%;width:9px;height:9px;border-right:1.5px solid var(--ink-2);border-bottom:1.5px solid var(--ink-2);transform:translateY(-70%) rotate(45deg);transition:transform .3s var(--ease)}
.qa details[open] summary::after{transform:translateY(-30%) rotate(225deg)}
.qa details p{color:var(--ink-2);padding-bottom:18px}
.related{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
@media (max-width:860px){.related{grid-template-columns:1fr}}
.foot-links{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;padding-block:48px 8px}
.foot-links h4{margin:0 0 12px;font:500 .7rem/1 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--on-plate)}
.foot-links a{display:block;text-decoration:none;color:var(--on-plate-2);padding-block:4px;font-size:.88rem}
.foot-links a:hover{color:var(--brass)}
@media (max-width:860px){.foot-links{grid-template-columns:1fr 1fr}}
.nf{min-height:50vh;display:grid;place-content:center;text-align:center;gap:18px}
html,body{margin:0}
img{max-width:100%}
.top .btn{white-space:nowrap}
@media (max-width:520px){.brand-name{font-size:.9rem}.brand-name small{display:none}.top .btn{padding:.6em .85em;font-size:.8rem}.top .btn .arr{display:none}}