/* pk31.info — Frame & hide: a steel-frame sofa dossier on travertine */
:root{
  --bg:#E8E4DC;--paper:#F6F4EF;--paper-2:#EEEAE2;--ink:#1B1C1E;--ink-2:#35373B;--muted:#5B5E64;
  --line:#D3CDC2;--line-2:#B7AFA2;
  --steel-1:#E7EAED;--steel-2:#B4BAC0;--steel-3:#7D848B;
  --leather:#1D1E20;--leather-2:#2A2B2E;--cognac:#8A4520;--cognac-2:#C0703A;--natural:#D9C4A4;--sage:#2F6452;
  --f-disp:"Tenor Sans","Gill Sans","Segoe UI",sans-serif;
  --f-body:"Proza Libre","Segoe UI",system-ui,sans-serif;
  --f-tech:"Jura","Segoe UI",system-ui,sans-serif;
  --brushed:repeating-linear-gradient(180deg,rgba(255,255,255,.22) 0 1px,rgba(255,255,255,0) 1px 3px),linear-gradient(180deg,#EEF0F2 0%,#BCC2C8 46%,#9CA3AA 54%,#CDD2D6 100%);
  --wrap:1240px;--hd:70px;
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--hd) + 20px)}
body{margin:0;background:repeating-linear-gradient(177deg,rgba(150,128,96,.045) 0 2px,rgba(150,128,96,0) 2px 29px),repeating-linear-gradient(181deg,rgba(255,255,255,.35) 0 1px,rgba(255,255,255,0) 1px 17px),var(--bg);
  color:var(--ink-2);font:400 1.0625rem/1.72 var(--f-body);text-rendering:optimizeLegibility;overflow-x:clip}
img,svg{max-width:100%}
a{color:var(--cognac);text-decoration-thickness:1px;text-underline-offset:.2em}
a:hover{color:var(--ink)}
:focus-visible{outline:3px solid var(--cognac-2);outline-offset:3px;border-radius:2px}
h1,h2,h3{font-family:var(--f-disp);font-weight:400;color:var(--ink);letter-spacing:-.01em;text-wrap:balance}
.wrap{width:min(100% - 32px,var(--wrap));margin-inline:auto}
.skip{position:absolute;left:12px;top:-80px;z-index:100;background:var(--ink);color:var(--paper);padding:12px 18px;text-decoration:none;font-weight:600}
.skip:focus{top:12px}

/* fixings */
.hex{display:inline-block;flex:0 0 auto;width:16px;height:16px;border-radius:50%;position:relative;vertical-align:-2px;
  background:radial-gradient(circle at 34% 30%,#F7F8F9,#B2B8BE 58%,#7A8188);box-shadow:inset 0 0 0 1px rgba(0,0,0,.28),0 1px 0 rgba(255,255,255,.7)}
.hex::after{content:"";position:absolute;inset:4.5px;background:#34383D;clip-path:polygon(25% 6%,75% 6%,100% 50%,75% 94%,25% 94%,0 50%)}
.rail-steel{height:5px;background:var(--brushed);box-shadow:0 1px 0 rgba(0,0,0,.18)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:12px 22px;border-radius:2px;border:1.5px solid transparent;
  font:600 1rem/1.15 var(--f-body);text-decoration:none;cursor:pointer;transition:background-color .18s,color .18s,border-color .18s,transform .18s}
.btn-hide{background:var(--leather);color:var(--paper);box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 6px 14px -10px rgba(0,0,0,.6)}
.btn-hide:hover{background:var(--cognac);color:#fff}
.btn-line{border-color:var(--ink);color:var(--ink)}
.btn-line:hover{background:var(--ink);color:var(--paper)}
.btn-nat{background:var(--natural);color:var(--ink)}
.btn-nat:hover{background:var(--paper);color:var(--ink)}

/* header */
.hd{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--paper) 94%,transparent);backdrop-filter:saturate(1.2) blur(8px)}
.hd-in{display:flex;align-items:center;gap:18px;min-height:var(--hd)}
.brand{display:inline-flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink);min-height:44px}
.brand-glyph{width:40px;height:26px;fill:var(--ink);flex:0 0 auto}
.brand-glyph .g-st{fill:var(--steel-3)}
.brand-name{font:400 1.55rem/1 var(--f-disp);text-transform:uppercase;letter-spacing:.09em}
.brand-tag{font:600 .72rem/1 var(--f-tech);text-transform:uppercase;letter-spacing:.2em;color:var(--muted);border-left:1px solid var(--line-2);padding-left:11px}
.nav ul{list-style:none;margin:0;padding:0}
.nav a{text-decoration:none;color:var(--ink-2)}
.nav .nav-cta{color:var(--paper)}
.menu-btn{margin-left:auto;display:inline-flex;align-items:center;gap:10px;min-height:44px;min-width:44px;padding:0 14px;border:1.5px solid var(--ink);border-radius:2px;background:transparent;color:var(--ink);
  font:700 .78rem/1 var(--f-tech);text-transform:uppercase;letter-spacing:.16em;cursor:pointer}
.menu-ico{position:relative;width:18px;height:12px}
.menu-ico i{position:absolute;left:0;right:0;height:2px;background:currentColor;transition:transform .2s,top .2s}
.menu-ico i:first-child{top:1px}.menu-ico i:last-child{top:9px}
.hd.open .menu-ico i:first-child{top:5px;transform:rotate(45deg)}
.hd.open .menu-ico i:last-child{top:5px;transform:rotate(-45deg)}
.hd-cta{display:none}
@media (max-width:979.98px){
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--paper);border-bottom:1px solid var(--line-2);box-shadow:0 24px 40px -28px rgba(0,0,0,.45);
    padding:6px 16px 22px;max-height:calc(100dvh - var(--hd));overflow:auto}
  .hd.open .nav{display:block}
  .nav li a{display:flex;align-items:center;min-height:54px;border-bottom:1px solid var(--line);font:400 1.22rem/1.2 var(--f-disp);color:var(--ink)}
  .nav li a[aria-current=page]{color:var(--cognac)}
  .nav li a[aria-current=page]::after{content:"";margin-left:auto;width:10px;height:10px;background:var(--cognac);clip-path:polygon(25% 6%,75% 6%,100% 50%,75% 94%,25% 94%,0 50%)}
  .nav-cta{margin-top:18px;width:100%}
  .lang{margin-top:14px}
}
@media (max-width:420px){.brand-tag{display:none}}
@media (min-width:980px){
  .menu-btn,.nav-cta{display:none}
  .nav{flex:1;display:flex;align-items:center;justify-content:center;gap:12px}
  .nav ul{display:flex;gap:2px}
  .nav li a{display:flex;align-items:center;min-height:44px;padding:0 12px;font-size:.95rem;font-weight:600;position:relative}
  .nav li a::after{content:"";position:absolute;left:12px;right:12px;bottom:6px;height:2px;background:var(--cognac);transform:scaleX(0);transform-origin:left;transition:transform .22s}
  .nav li a:hover{color:var(--ink)}
  .nav li a:hover::after,.nav li a[aria-current=page]::after{transform:scaleX(1)}
  .nav li a[aria-current=page]{color:var(--ink)}
  .nav li a[aria-current=page]::after{background:var(--steel-3)}
  .hd-cta{display:inline-flex;min-height:44px;padding:10px 18px;font-size:.93rem}
}
.lang{display:flex;gap:6px;flex-wrap:wrap}
.lang a{display:inline-flex;align-items:center;min-height:44px;padding:0 10px;border:1px solid var(--line-2);border-radius:2px;font:600 .85rem/1 var(--f-tech)}
.lang a[aria-current=true]{background:var(--ink);color:var(--paper)}

/* home hero */
.hero{padding:clamp(28px,5vw,64px) 0 clamp(20px,3vw,40px)}
.hero-grid{display:grid;gap:clamp(26px,4vw,60px);grid-template-areas:"copy" "seat" "elev"}
.hero-copy{grid-area:copy;min-width:0}
.seat{grid-area:seat;min-width:0;container-type:inline-size}
.elev{grid-area:elev;min-width:0;align-self:end}
@media (min-width:980px){
  .hero-grid{grid-template-columns:minmax(0,1.04fr) minmax(360px,.96fr);grid-template-areas:"copy seat" "elev seat";grid-template-rows:auto 1fr}
}
.kicker{display:flex;align-items:center;gap:10px;margin:0 0 14px;font:700 .8rem/1.3 var(--f-tech);text-transform:uppercase;letter-spacing:.14em;color:var(--cognac)}
.hero h1,.phero h1{font-size:clamp(2.1rem,1.15rem + 3.4vw,3.85rem);line-height:1.05;margin:0 0 18px}
.lead p{margin:0;font-size:clamp(1.08rem,1rem + .3vw,1.2rem);line-height:1.66;color:var(--ink-2);max-width:62ch}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 30px}
.spec{border-top:2px solid var(--ink);max-width:560px}
.spec-h{margin:0;padding:10px 0 4px;font:700 .74rem/1.2 var(--f-tech);text-transform:uppercase;letter-spacing:.18em;color:var(--muted)}
.spec ul{list-style:none;margin:0;padding:0}
.spec li{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line-2);font-weight:600;color:var(--ink)}
.spec li::before{content:"";width:12px;height:12px;flex:0 0 auto;background:var(--leather);border-radius:1px;box-shadow:inset 0 0 0 2px var(--natural),0 0 0 1px var(--leather)}
.seat-cap{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 10px;font:700 .78rem/1.2 var(--f-tech);text-transform:uppercase;letter-spacing:.16em;color:var(--ink)}
.hexes{display:flex;gap:6px}
.hexes i{width:11px;height:11px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#F7F8F9,#9097A0);box-shadow:inset 0 0 0 1px rgba(0,0,0,.3)}
.frame{position:relative;padding:12px;border-radius:4px;background:var(--brushed);box-shadow:inset 0 1px 0 rgba(255,255,255,.7),inset 0 -1px 0 rgba(0,0,0,.25),0 30px 50px -30px rgba(27,28,30,.7)}
.frame::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle,#4E545A 0 1.6px,#F2F4F5 1.9px 2.6px,#8C939A 2.8px 3.3px,rgba(0,0,0,0) 3.6px) left top/12px 12px no-repeat,
  radial-gradient(circle,#4E545A 0 1.6px,#F2F4F5 1.9px 2.6px,#8C939A 2.8px 3.3px,rgba(0,0,0,0) 3.6px) right top/12px 12px no-repeat,
  radial-gradient(circle,#4E545A 0 1.6px,#F2F4F5 1.9px 2.6px,#8C939A 2.8px 3.3px,rgba(0,0,0,0) 3.6px) left bottom/12px 12px no-repeat,
  radial-gradient(circle,#4E545A 0 1.6px,#F2F4F5 1.9px 2.6px,#8C939A 2.8px 3.3px,rgba(0,0,0,0) 3.6px) right bottom/12px 12px no-repeat}
@container (max-width:360px){.frame{padding:7px}}

/* technical elevation drawings */
.elev-svg{display:block;width:100%;height:auto}
.elev-svg .st{fill:var(--steel-2);stroke:var(--steel-3);stroke-width:1;vector-effect:non-scaling-stroke}
.elev-svg .bolt{fill:#4A5057}
.elev-svg .hide{fill:var(--leather)}
.elev-svg .cush:not(.bk){fill:var(--leather-2)}
.elev-svg .fl{stroke:var(--ink-2);stroke-width:1;vector-effect:non-scaling-stroke}
.elev-svg .dim line{stroke:var(--cognac);stroke-width:1;vector-effect:non-scaling-stroke}
.elev{max-width:540px}
@media (max-width:979.98px){.elev{max-width:420px;margin-inline:auto;width:100%}}

/* inner hero */
.phero{padding:clamp(22px,4vw,48px) 0 clamp(26px,4vw,48px);border-bottom:1px solid var(--line-2);background:linear-gradient(180deg,rgba(246,244,239,.7),rgba(246,244,239,0))}
.phero-grid{display:grid;gap:26px;align-items:end}
@media (min-width:900px){.phero-grid{grid-template-columns:minmax(0,1fr) minmax(280px,380px);gap:56px}}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;align-items:center;gap:4px 10px;margin:0 0 18px;padding:0;font:600 .82rem/1.3 var(--f-tech);text-transform:uppercase;letter-spacing:.12em}
.crumbs li{display:flex;align-items:center;gap:10px}
.crumbs li+li::before{content:"";width:18px;height:1px;background:var(--line-2)}
.crumbs a{display:inline-flex;align-items:center;min-height:44px;color:var(--cognac)}
.crumbs [aria-current]{color:var(--muted)}
.plate{position:relative;padding:22px 20px 14px;background:linear-gradient(rgba(125,132,139,.09) 1px,transparent 1px) 0 0/14px 14px,linear-gradient(90deg,rgba(125,132,139,.09) 1px,transparent 1px) 0 0/14px 14px,var(--paper);
  border:1px solid var(--line-2);max-width:440px;width:100%}
.plate::before,.plate::after{content:"";position:absolute;width:14px;height:14px;border:solid var(--ink);border-width:1.5px 0 0 1.5px;top:6px;left:6px}
.plate::after{top:auto;left:auto;right:6px;bottom:6px;border-width:0 1.5px 1.5px 0}
@media (max-width:899.98px){.plate{max-width:300px;padding:16px 14px 10px}}

/* body */
.body{padding:clamp(34px,5vw,72px) 0 clamp(40px,6vw,88px)}
.body-grid{display:grid;gap:30px}
@media (min-width:980px){.body-grid{grid-template-columns:250px minmax(0,1fr);gap:clamp(40px,5vw,80px);align-items:start}
  .rail{position:sticky;top:calc(var(--hd) + 24px);max-height:calc(100vh - var(--hd) - 40px);overflow:auto;padding-bottom:8px;scrollbar-width:thin}}
.toc{border-top:2px solid var(--ink)}
.toc summary{display:flex;align-items:center;justify-content:space-between;min-height:48px;cursor:pointer;list-style:none;font:700 .78rem/1.2 var(--f-tech);text-transform:uppercase;letter-spacing:.18em;color:var(--ink)}
.toc summary::-webkit-details-marker{display:none}
.toc summary::after{content:"";width:9px;height:9px;border:solid var(--ink);border-width:0 1.5px 1.5px 0;transform:rotate(45deg) translate(-2px,-2px);transition:transform .2s}
.toc[open] summary::after{transform:rotate(225deg)}
@media (min-width:980px){.toc summary{pointer-events:none}.toc summary::after{display:none}}
.toc ol{list-style:none;margin:0;padding:0;counter-reset:t}
.toc li{counter-increment:t}
.toc a{display:grid;grid-template-columns:30px 1fr;align-items:baseline;gap:6px;padding:9px 0;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink-2);font-size:.92rem;line-height:1.4;min-height:44px}
.toc a::before{content:counter(t,decimal-leading-zero);font:700 .74rem/1 var(--f-tech);color:var(--cognac);letter-spacing:.06em}
.toc a:hover{color:var(--ink)}
.toc a[aria-current=true]{color:var(--ink);font-weight:600;box-shadow:inset 3px 0 0 var(--cognac);padding-left:10px;grid-template-columns:24px 1fr}
.demo{margin-top:26px;padding:22px 20px;background:var(--leather);color:#D8D4CC;border-radius:3px;box-shadow:inset 0 0 0 5px var(--leather),inset 0 0 0 6px rgba(255,255,255,.09)}
.demo-t{margin:0 0 6px;font:400 1.25rem/1.25 var(--f-disp);color:var(--paper)}
.demo p{font-size:.94rem;line-height:1.55;margin:0 0 16px}
.demo .btn{width:100%}
@media (max-width:979.98px){.demo{display:none}}

.doc{min-width:0;max-width:760px;counter-reset:sec}
.intro p{margin:0 0 1.1em}
.sec{margin-top:clamp(40px,5vw,60px)}
.sec:first-child{margin-top:0}
.doc h2{counter-increment:sec;position:relative;font-size:clamp(1.55rem,1.2rem + 1.2vw,2.15rem);line-height:1.15;margin:0 0 20px;padding-top:26px;border-top:1px solid var(--ink)}
.doc h2::before{content:counter(sec,decimal-leading-zero);position:absolute;top:-1px;left:0;padding:6px 10px 5px;background:var(--ink);color:var(--paper);font:700 .72rem/1 var(--f-tech);letter-spacing:.12em}
.doc h2::after{content:"";position:absolute;top:-6px;right:0;width:11px;height:11px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#F7F8F9,#8E959C);box-shadow:inset 0 0 0 1px rgba(0,0,0,.3)}
.doc h3{font-size:1.3rem;margin:1.6em 0 .5em}
.sec-b p{margin:0 0 1.1em}
.doc strong{color:var(--ink);font-weight:700}
.doc ul,.doc ol{margin:0 0 1.3em;padding:0;list-style:none}
.doc li{position:relative;padding-left:32px;margin:0 0 .7em}
.doc ul>li::before{content:"";position:absolute;left:4px;top:.55em;width:11px;height:11px;border-radius:1px;background:var(--leather);box-shadow:inset 0 0 0 2px var(--natural),0 0 0 1px var(--leather)}
.doc ol{counter-reset:li}
.doc ol>li{counter-increment:li}
.doc ol>li::before{content:counter(li);position:absolute;left:0;top:.18em;width:22px;height:22px;display:grid;place-items:center;border:1.5px solid var(--cognac);border-radius:50%;font:700 .75rem/1 var(--f-tech);color:var(--cognac)}
.doc table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse;margin:0 0 1.5em;font-size:.95rem;background:var(--paper);border:1px solid var(--line-2)}
.doc th,.doc td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top;min-width:120px}
.doc th{font:700 .76rem/1.3 var(--f-tech);text-transform:uppercase;letter-spacing:.1em;color:var(--ink);background:var(--paper-2);border-bottom:2px solid var(--ink)}
.doc code{font:600 .92em var(--f-tech);background:var(--paper-2);padding:1px 6px;border-radius:2px}

.faq-l{border-top:1px solid var(--line-2)}
.faq details{border-bottom:1px solid var(--line-2)}
.faq summary{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:56px;padding:14px 0;cursor:pointer;list-style:none;font:400 1.14rem/1.35 var(--f-disp);color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary .hex{width:22px;height:22px;transition:transform .35s cubic-bezier(.3,1.4,.5,1)}
.faq summary .hex::after{inset:6px}
.faq details[open] summary .hex{transform:rotate(90deg)}
.faq summary:hover .q{color:var(--cognac)}
.faq .a{padding:0 38px 10px 0}
.faq .a p{margin:0 0 1em}

.cta{margin-top:clamp(44px,6vw,64px);position:relative;display:grid;gap:18px;align-items:center;padding:30px 26px 26px;background:var(--leather);color:var(--paper);border-radius:3px}
.cta::before{content:"";position:absolute;left:0;right:0;top:0;height:6px;background:var(--brushed);border-radius:3px 3px 0 0}
.cta p{margin:0;font:400 1.3rem/1.35 var(--f-disp);color:var(--paper)}
@media (min-width:640px){.cta{grid-template-columns:1fr auto;padding:34px 32px 30px}}

/* related: material swatches */
.related{padding:clamp(40px,6vw,72px) 0;background:var(--paper-2);border-top:1px solid var(--line-2)}
.rel-h{font-size:clamp(1.6rem,1.2rem + 1.3vw,2.3rem);margin:0 0 26px}
.sw-grid{list-style:none;margin:0;padding:0;display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr))}
.sw{display:flex;flex-direction:column;height:100%;background:var(--paper);border:1px solid var(--line);border-radius:3px;overflow:hidden;text-decoration:none;color:var(--ink-2);transition:transform .2s,border-color .2s,box-shadow .2s}
.sw:hover{transform:translateY(-3px);border-color:var(--ink);box-shadow:0 18px 30px -24px rgba(0,0,0,.6);color:var(--ink-2)}
.sw-mat{display:block;height:78px;border-bottom:1px solid var(--line)}
.sw strong{display:block;padding:16px 18px 6px;font:400 1.2rem/1.25 var(--f-disp);color:var(--ink)}
.sw-d{display:block;padding:0 18px 18px;font-size:.93rem;line-height:1.5;color:var(--muted)}
.sw-1 .sw-mat{background:radial-gradient(circle at 30% 20%,rgba(255,255,255,.07),transparent 60%),radial-gradient(rgba(255,255,255,.05) 1px,transparent 1.5px) 0 0/5px 5px,#1F2022}
.sw-2 .sw-mat{background:radial-gradient(ellipse at 70% 10%,rgba(255,220,180,.28),transparent 55%),radial-gradient(rgba(0,0,0,.08) 1px,transparent 1.5px) 0 0/4px 4px,linear-gradient(160deg,#A9582A,#7A3A1A)}
.sw-3 .sw-mat{background:repeating-linear-gradient(0deg,rgba(90,70,40,.12) 0 1px,transparent 1px 3px),repeating-linear-gradient(90deg,rgba(90,70,40,.12) 0 1px,transparent 1px 3px),#DCCDB2}
.sw-4 .sw-mat{background:var(--brushed)}
.sw-5 .sw-mat{background:repeating-linear-gradient(45deg,rgba(80,55,20,.35) 0 2px,transparent 2px 9px),repeating-linear-gradient(-45deg,rgba(80,55,20,.35) 0 2px,transparent 2px 9px),#CFAE74}
.sw-6 .sw-mat{background:linear-gradient(178deg,transparent 0 30%,rgba(150,120,80,.25) 31% 33%,transparent 34% 62%,rgba(150,120,80,.18) 63% 64%,transparent 65%),radial-gradient(rgba(120,95,60,.25) 1px,transparent 1.6px) 3px 2px/13px 7px,#E6DCCB}
.notice{margin:28px 0 0;font-size:.9rem;line-height:1.55;color:var(--muted);max-width:80ch}

/* footer */
.ft{background:#18191B;color:#BDB9B1}
.ft .brand{color:var(--paper)}
.ft .brand-glyph{fill:#E9E5DE}
.ft .brand-glyph .g-st{fill:var(--steel-2)}
.ft .brand-tag{color:#A2A7AD;border-color:#3A3C40}
.ft-grid{display:grid;gap:30px;padding:48px 0 26px}
@media (min-width:760px){.ft-grid{grid-template-columns:1.5fr 1fr 1fr;gap:48px}}
.ft-about p{margin:16px 0 0;font-size:.94rem;line-height:1.6;max-width:46ch}
.ft-h{margin:0 0 8px;font:700 .76rem/1.2 var(--f-tech);text-transform:uppercase;letter-spacing:.18em;color:#A2A7AD}
.ft-l{list-style:none;margin:0;padding:0}
.ft-l a{display:flex;align-items:center;min-height:44px;color:#EEEBE5;text-decoration:none;border-bottom:1px solid #2A2C2F}
.ft-l a:hover{color:var(--cognac-2)}
.ft-bottom{display:flex;align-items:center;flex-wrap:wrap;gap:16px;padding:20px 0 30px;border-top:1px solid #2E3033;font:600 .85rem/1.3 var(--f-tech);letter-spacing:.06em}
.age{display:inline-grid;place-items:center;width:46px;height:40px;background:var(--natural);color:var(--ink);font:700 .95rem/1 var(--f-tech);clip-path:polygon(25% 2%,75% 2%,100% 50%,75% 98%,25% 98%,0 50%)}

/* 404 */
.nf{padding:clamp(48px,10vw,120px) 0;min-height:50vh}
.nf h1{font-size:clamp(2.2rem,1.4rem + 3vw,3.6rem);margin:0 0 14px}
.nf p{max-width:52ch}

/* motion */
@media (prefers-reduced-motion:no-preference){
  .seat-cap .hexes i{animation:turn 1.2s cubic-bezier(.3,1.2,.4,1) .4s both}
  .seat-cap .hexes i:nth-child(2){animation-delay:.55s}.seat-cap .hexes i:nth-child(3){animation-delay:.7s}
  @keyframes turn{from{transform:rotate(-120deg)}to{transform:rotate(0)}}
  .draw .cush{animation:settle .9s cubic-bezier(.2,.9,.3,1) both}
  .draw .bk{animation-delay:.12s}
  @keyframes settle{from{transform:translateY(-8px)}to{transform:none}}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}
@media print{.hd,.rail,.related,.ft,.seat{display:none}}
@media (max-width:599.98px){.sw{display:grid;grid-template-columns:58px 1fr;grid-template-rows:auto 1fr}.sw-mat{grid-row:1/3;height:auto;border-bottom:0;border-right:1px solid var(--line)}.sw strong{padding:14px 16px 4px}.sw-d{padding:0 16px 14px}}
@media (max-width:979.98px){.seat{width:100%;max-width:560px;margin-inline:auto}}