/* KST — regional materials partner. Specification-first, no e-commerce chrome. */
:root{
  --paper:#f7f5f0; --paper-2:#efece4; --card:#fffefb;
  --ink:#17160f; --ink-2:#3d3a30; --muted:#726d60; --faint:#9a948a;
  --line:#e0dbd0; --line-2:#cfc9bb;
  --accent:#9a3f2a; --accent-ink:#7d3121;
  --dark:#14140f; --dark-2:#1e1e17;
  --ok:#2f6b4f; --warn:#8a6412;
  --r:2px; --maxw:1400px;
  --serif:ui-serif,Georgia,"Iowan Old Style","Palatino Linotype",Palatino,serif;
  --sans:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,"Liberation Mono",monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);
  font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:-.015em}
.serif{font-family:var(--serif);font-weight:400;letter-spacing:-.02em}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.wrap-n{max-width:1080px;margin:0 auto;padding:0 28px}
.mono{font-family:var(--mono);font-size:.74rem;letter-spacing:.06em;text-transform:uppercase}
.muted{color:var(--muted)}
.hr{height:1px;background:var(--line);border:0;margin:0}

/* ---------------------------------------------------------------- header */
.topbar{background:var(--dark);color:#cfcabd;font-size:.76rem;letter-spacing:.04em}
.topbar .wrap{display:flex;gap:18px;align-items:center;justify-content:space-between;
  min-height:34px;flex-wrap:wrap}
.topbar b{color:#f2ece0;font-weight:600}
.langs{display:flex;gap:2px}
.langs button{background:none;border:0;color:#8f897c;cursor:pointer;padding:2px 6px;
  font-size:.76rem;letter-spacing:.06em}
.langs button[aria-pressed="true"]{color:#fff;text-decoration:underline;text-underline-offset:3px}

header.site{position:sticky;top:0;z-index:60;background:rgba(247,245,240,.94);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;gap:30px;min-height:70px}
.brand{display:flex;flex-direction:column;line-height:1;flex-shrink:0;align-items:flex-start}
/* a flex column stretches children; keep the logo on its natural ratio */
.brand img{align-self:flex-start;width:auto;max-width:none;flex-shrink:0}
.brand .n{font-family:var(--serif);font-size:1.42rem;letter-spacing:.14em;font-weight:400}
.brand .s{font-size:.6rem;letter-spacing:.24em;color:var(--muted);margin-top:5px;text-transform:uppercase}
nav.main{display:flex;gap:26px;margin-left:auto;align-items:center}
nav.main a{font-size:.86rem;letter-spacing:.01em;color:var(--ink-2);padding:6px 0;
  border-bottom:1px solid transparent}
nav.main a:hover{color:var(--ink);border-bottom-color:var(--ink)}
nav.main a[aria-current]{color:var(--ink);border-bottom-color:var(--accent)}
.listbtn{display:inline-flex;align-items:center;gap:9px;background:var(--ink);color:#fff;
  border:0;padding:11px 17px;border-radius:var(--r);cursor:pointer;font-size:.83rem;
  letter-spacing:.03em;white-space:nowrap}
.listbtn:hover{background:var(--accent)}
.listbtn .cnt{background:rgba(255,255,255,.2);border-radius:999px;min-width:20px;
  padding:1px 6px;text-align:center;font-size:.74rem;font-family:var(--mono)}
.listbtn .ico{display:none;flex-shrink:0}

/* RFQ: brief on the left, the running list on the right */
.rfq-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:start}
@media(max-width:900px){.rfq-grid{grid-template-columns:1fr;gap:34px}}
.burger{display:none;background:none;border:1px solid var(--line-2);border-radius:var(--r);
  padding:8px 10px;cursor:pointer;margin-left:auto}

/* ---------------------------------------------------------------- buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border:1px solid var(--ink);background:var(--ink);color:#fff;padding:13px 24px;
  border-radius:var(--r);cursor:pointer;font-size:.87rem;letter-spacing:.02em;
  transition:background .15s,border-color .15s,color .15s}
.btn:hover{background:var(--accent);border-color:var(--accent)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line-2)}
.btn.ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn.light{background:#fff;color:var(--ink);border-color:#fff}
.btn.light:hover{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn.sm{padding:9px 15px;font-size:.8rem}
.btn[disabled]{opacity:.45;cursor:default;pointer-events:none}
.btn.added{background:var(--ok);border-color:var(--ok)}

/* ---------------------------------------------------------------- hero */
.hero{position:relative;background:var(--dark);color:#f4f0e7;overflow:hidden}
.hero-media{position:absolute;inset:0}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.5}
.hero-media::after{content:"";position:absolute;inset:0;
  background:linear-gradient(88deg,rgba(10,10,8,.93) 0%,rgba(10,10,8,.74) 42%,rgba(10,10,8,.25) 100%)}
.hero .wrap{position:relative;padding-top:104px;padding-bottom:96px}
.hero h1{font-family:var(--serif);font-weight:400;font-size:clamp(2.5rem,5.4vw,4.6rem);
  line-height:1.03;letter-spacing:-.028em;max-width:16ch}
.hero p.lede{max-width:52ch;color:#d7d1c4;font-size:1.09rem;margin:26px 0 34px;line-height:1.62}
.eyebrow{font-family:var(--mono);font-size:.72rem;letter-spacing:.22em;color:#b0a894;
  margin-bottom:22px;text-transform:uppercase}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.hero-stats{display:flex;gap:44px;flex-wrap:wrap;margin-top:64px;padding-top:30px;
  border-top:1px solid rgba(255,255,255,.15)}
.hero-stats div span{display:block}
.hero-stats .v{font-family:var(--serif);font-size:1.85rem;line-height:1}
.hero-stats .k{font-size:.76rem;color:#a8a293;letter-spacing:.05em;margin-top:8px}

/* ---------------------------------------------------------------- sections */
section{padding:88px 0}
section.tight{padding:60px 0}
section.dark{background:var(--dark);color:#eae5da}
section.alt{background:var(--paper-2)}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;
  margin-bottom:40px;flex-wrap:wrap}
.sec-head h2{font-family:var(--serif);font-weight:400;font-size:clamp(1.8rem,3.1vw,2.7rem);
  letter-spacing:-.024em;line-height:1.1}
.sec-head p{margin:14px 0 0;color:var(--muted);max-width:60ch}
section.dark .sec-head p{color:#a9a394}
.link-more{font-size:.85rem;border-bottom:1px solid var(--accent);padding-bottom:3px;
  white-space:nowrap}
.link-more:hover{color:var(--accent)}

/* ---------------------------------------------------------------- grids */
.grid{display:grid;gap:26px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.cards{display:grid;gap:20px;grid-template-columns:repeat(auto-fill,minmax(238px,1fr))}

/* ---------------------------------------------------------------- product card */
.pc{background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  overflow:hidden;display:flex;flex-direction:column;position:relative;
  transition:border-color .16s,box-shadow .16s}
.pc:hover{border-color:var(--line-2);box-shadow:0 6px 26px rgba(20,18,12,.09)}
.pc .ph{position:relative;aspect-ratio:1/1;background:var(--paper-2);overflow:hidden}
.pc .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s cubic-bezier(.2,.7,.3,1)}
/* factory cut-outs (sanitaryware, brassware) sit on white: contain, don't crop */
.pc .ph.fit{background:#fff}
.pc .ph.fit img{object-fit:contain;padding:10%}
.pc:hover .ph img{transform:scale(1.035)}
.pc .body{padding:15px 16px 16px;display:flex;flex-direction:column;gap:7px;flex:1}
.pc .code{font-family:var(--mono);font-size:.73rem;letter-spacing:.07em;color:var(--ink)}
.pc .sub{font-size:.82rem;color:var(--muted);line-height:1.4}
.pc .fmt{font-size:.73rem;color:var(--faint);margin-top:auto;padding-top:8px}
.pc .add{position:absolute;right:9px;bottom:9px;background:rgba(255,255,255,.95);
  border:1px solid var(--line-2);border-radius:var(--r);width:34px;height:34px;cursor:pointer;
  display:grid;place-items:center;font-size:1.1rem;line-height:1;opacity:0;
  transition:opacity .16s,background .16s,color .16s}
.pc:hover .add,.pc .add:focus-visible{opacity:1}
.pc .add:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.pc .add.on{opacity:1;background:var(--ok);color:#fff;border-color:var(--ok)}
.chip{display:inline-block;font-size:.68rem;letter-spacing:.09em;text-transform:uppercase;
  padding:3px 8px;border:1px solid var(--line-2);border-radius:999px;color:var(--muted)}

/* ---------------------------------------------------------------- category tiles */
.cat{position:relative;display:block;overflow:hidden;border-radius:var(--r);background:var(--dark);
  aspect-ratio:3/3.6}
.cat img{width:100%;height:100%;object-fit:cover;opacity:.82;
  transition:transform .6s cubic-bezier(.2,.7,.3,1),opacity .3s}
.cat:hover img{transform:scale(1.05);opacity:.66}
.cat .lab{position:absolute;left:0;right:0;bottom:0;padding:24px;color:#fff;
  background:linear-gradient(0deg,rgba(8,8,6,.9),rgba(8,8,6,.15) 62%,transparent)}
.cat .lab h3{font-family:var(--serif);font-weight:400;font-size:1.5rem;letter-spacing:-.02em}
.cat .lab p{margin:8px 0 0;font-size:.83rem;color:#cdc7ba;line-height:1.45}
.cat .lab .n{font-family:var(--mono);font-size:.68rem;color:#9c9686;margin-top:12px;display:block}

/* ---------------------------------------------------------------- projects */
.proj{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  display:flex;flex-direction:column}
.proj .ph{aspect-ratio:4/3;overflow:hidden;background:var(--paper-2);position:relative}
.proj .ph img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.2,.7,.3,1)}
.proj:hover .ph img{transform:scale(1.04)}
.proj .body{padding:20px 21px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.proj h3{font-family:var(--serif);font-weight:400;font-size:1.24rem}
.proj .meta{font-size:.79rem;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.proj .sched{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  font-size:.76rem;color:var(--muted);line-height:1.7}
.proj .sched b{font-family:var(--mono);font-size:.72rem;letter-spacing:.05em;color:var(--ink-2);font-weight:500}
.tofill{display:inline-flex;align-items:center;gap:6px;font-size:.68rem;letter-spacing:.06em;
  text-transform:uppercase;color:var(--warn);border:1px dashed #c9a44e;background:#fdf6e3;
  padding:2px 8px;border-radius:999px}
/* register row: palette/photo on the left, the record on the right */
@media(max-width:900px){.proj-row{grid-template-columns:1fr!important;gap:26px!important}}

/* ---------------------------------------------------------------- space rail */
.space{position:relative;display:block;overflow:hidden;border-radius:var(--r);
  aspect-ratio:16/10;background:var(--dark)}
.space img{width:100%;height:100%;object-fit:cover;opacity:.85;transition:transform .6s,opacity .3s}
.space:hover img{transform:scale(1.05);opacity:.7}
.space .lab{position:absolute;inset:auto 0 0 0;padding:18px 20px;color:#fff;
  background:linear-gradient(0deg,rgba(8,8,6,.88),transparent)}
.space .lab h3{font-size:1.02rem;font-weight:600;letter-spacing:-.01em}
.space .lab p{margin:5px 0 0;font-size:.77rem;color:#cbc5b8}

/* ---------------------------------------------------------------- catalogue */
.cat-layout{display:grid;grid-template-columns:250px 1fr;gap:44px;align-items:start}
/* grid items default to min-width:auto, which lets wide content push the track
   past the container. Zero it so the column always tracks the viewport. */
.cat-layout>*,.rfq-grid>*{min-width:0}
.filters{position:sticky;top:96px;max-height:calc(100vh - 120px);overflow:auto;padding-right:6px}
.fgroup{border-bottom:1px solid var(--line);padding:16px 0}
.fgroup:first-child{padding-top:0}
.fgroup h4{font-family:var(--mono);font-size:.71rem;letter-spacing:.13em;color:var(--muted);
  margin-bottom:11px}
.fopt{display:flex;align-items:center;gap:9px;padding:4px 0;cursor:pointer;font-size:.85rem}
.fopt input{accent-color:var(--accent);width:15px;height:15px;cursor:pointer}
.fopt .n{margin-left:auto;font-family:var(--mono);font-size:.68rem;color:var(--faint)}
.fopt:hover{color:var(--accent)}
.swatchdot{width:13px;height:13px;border-radius:50%;border:1px solid var(--line-2);flex-shrink:0}
.toolbar{display:flex;gap:14px;align-items:center;margin-bottom:22px;flex-wrap:wrap}
.search{flex:1;min-width:220px;position:relative}
.search input{width:100%;padding:12px 14px 12px 38px;border:1px solid var(--line-2);
  border-radius:var(--r);background:var(--card);font-size:.9rem}
.search input:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:transparent}
.search svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);opacity:.45}
select.sel{padding:12px 14px;border:1px solid var(--line-2);border-radius:var(--r);
  background:var(--card);font-size:.86rem;cursor:pointer}
.activef{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.activef button{background:var(--ink);color:#fff;border:0;border-radius:999px;
  padding:5px 12px;font-size:.76rem;cursor:pointer;display:inline-flex;gap:7px;align-items:center}
.activef button:hover{background:var(--accent)}
.count{font-size:.83rem;color:var(--muted)}

/* ---------------------------------------------------------------- product page */
.pdp{display:grid;grid-template-columns:1.15fr 1fr;gap:56px;align-items:start}
/* Native aspect, never cropped, never upscaled past its real resolution:
   small factory cut-outs render at their honest size instead of a blurry blowup. */
.pdp .gal .main{border:1px solid var(--line);border-radius:var(--r);
  background:var(--card);display:flex;align-items:center;justify-content:center;
  min-height:340px;max-height:600px;padding:18px;overflow:hidden}
.pdp .gal .main img{max-width:100%;max-height:564px;width:auto;height:auto;
  object-fit:contain;display:block}
.pdp .thumbs{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.pdp .thumbs button{width:74px;height:74px;border:1px solid var(--line);border-radius:var(--r);
  overflow:hidden;padding:0;cursor:pointer;background:var(--card)}
.pdp .thumbs button[aria-pressed="true"]{border-color:var(--ink);outline:1px solid var(--ink)}
.pdp .thumbs img{width:100%;height:100%;object-fit:cover}
.pdp h1{font-family:var(--serif);font-weight:400;font-size:2.5rem;letter-spacing:-.025em;
  line-height:1.08;margin:10px 0 6px}
.spectable{width:100%;border-collapse:collapse;margin-top:8px}
.spectable td{padding:11px 0;border-bottom:1px solid var(--line);font-size:.88rem;vertical-align:top}
.spectable td:first-child{width:38%;color:var(--muted);padding-right:16px}
.fmtlist{display:grid;gap:8px;margin:16px 0}
.fmtrow{display:flex;justify-content:space-between;gap:14px;padding:11px 14px;
  border:1px solid var(--line);border-radius:var(--r);background:var(--card);font-size:.86rem}
.fmtrow .c{font-family:var(--mono);font-size:.75rem;color:var(--muted)}
.addbar{display:flex;gap:12px;align-items:center;margin:26px 0 8px;flex-wrap:wrap}
.qty{display:flex;align-items:center;border:1px solid var(--line-2);border-radius:var(--r);
  background:var(--card);overflow:hidden}
.qty button{background:none;border:0;padding:12px 15px;cursor:pointer;font-size:1rem;color:var(--muted)}
.qty button:hover{background:var(--paper-2);color:var(--ink)}
.qty input{width:76px;border:0;text-align:center;padding:12px 0;font-size:.9rem;background:none}
.qty input:focus{outline:none}
.unitsel{border:1px solid var(--line-2);border-radius:var(--r);background:var(--card);padding:12px}

/* ---------------------------------------------------------------- list drawer */
.scrim{position:fixed;inset:0;background:rgba(14,13,9,.5);opacity:0;pointer-events:none;
  transition:opacity .22s;z-index:80}
.scrim.on{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(470px,100%);background:var(--paper);
  z-index:90;transform:translateX(100%);transition:transform .28s cubic-bezier(.3,.8,.3,1);
  display:flex;flex-direction:column;box-shadow:-14px 0 44px rgba(0,0,0,.18)}
.drawer.on{transform:none}
.drawer header{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;
  border-bottom:1px solid var(--line)}
.drawer header h3{font-family:var(--serif);font-weight:400;font-size:1.28rem}
.drawer .x{background:none;border:0;font-size:1.5rem;cursor:pointer;line-height:1;
  color:var(--muted);padding:2px 6px}
.drawer .x:hover{color:var(--ink)}
.dlist{flex:1;overflow:auto;padding:6px 22px}
.dl-item{display:flex;gap:13px;padding:15px 0;border-bottom:1px solid var(--line)}
.dl-item img{width:62px;height:62px;object-fit:cover;border:1px solid var(--line);border-radius:var(--r);
  flex-shrink:0}
.dl-item .i{flex:1;min-width:0}
.dl-item .c{font-family:var(--mono);font-size:.73rem;letter-spacing:.05em}
.dl-item .s{font-size:.78rem;color:var(--muted);margin:3px 0 7px}
.dl-item .row{display:flex;align-items:center;gap:8px}
.dl-item input[type=number]{width:74px;padding:6px 8px;border:1px solid var(--line-2);
  border-radius:var(--r);font-size:.8rem;background:var(--card)}
.dl-item select{padding:6px 8px;border:1px solid var(--line-2);border-radius:var(--r);
  font-size:.78rem;background:var(--card)}
.dl-item .rm{margin-left:auto;background:none;border:0;color:var(--faint);cursor:pointer;
  font-size:.78rem;text-decoration:underline}
.dl-item .rm:hover{color:var(--accent)}
.drawer footer{padding:20px 22px;border-top:1px solid var(--line);background:var(--card);
  display:grid;gap:11px}
.empty{padding:56px 22px;text-align:center;color:var(--muted)}
.empty svg{opacity:.3;margin-bottom:14px}

/* ---------------------------------------------------------------- forms */
.field{display:grid;gap:7px;margin-bottom:18px}
.field label{font-size:.82rem;color:var(--ink-2);font-weight:500}
.field .hint{font-size:.76rem;color:var(--faint)}
.field input,.field select,.field textarea{padding:12px 13px;border:1px solid var(--line-2);
  border-radius:var(--r);background:var(--card);font-size:.9rem;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--accent);
  outline-offset:-1px;border-color:transparent}
.field textarea{min-height:110px;resize:vertical}
.field.err input,.field.err select{border-color:var(--accent)}
.field .msg{font-size:.76rem;color:var(--accent);display:none}
.field.err .msg{display:block}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:18px}

/* ---------------------------------------------------------------- footer */
footer.site{background:var(--dark);color:#a8a294;padding:70px 0 34px;font-size:.86rem}
footer.site .cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
footer.site h4{color:#f0ebe0;font-size:.76rem;letter-spacing:.16em;text-transform:uppercase;
  margin-bottom:16px;font-family:var(--mono);font-weight:500}
footer.site a:hover{color:#fff}
footer.site ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
footer.site .brand .n{color:#f4f0e7}
footer.site .brand .s{color:#8b8578}
footer.site .base{margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.13);
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:.78rem;color:#7e7869}
.covers{display:flex;flex-wrap:wrap;gap:7px;margin-top:8px}
.covers span{font-size:.74rem;border:1px solid rgba(255,255,255,.18);border-radius:999px;
  padding:3px 10px;color:#bdb7a8}

/* ---------------------------------------------------------------- misc */
.notice{background:#fdf6e3;border:1px solid #e6d3a3;border-radius:var(--r);padding:14px 16px;
  font-size:.83rem;color:#6b551f;display:flex;gap:11px;align-items:flex-start}
.notice b{color:#4d3d13}
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,90px);background:var(--ink);
  color:#fff;padding:13px 20px;border-radius:var(--r);font-size:.86rem;z-index:120;
  transition:transform .3s cubic-bezier(.2,.9,.3,1);box-shadow:0 8px 30px rgba(0,0,0,.25)}
.toast.on{transform:translate(-50%,0)}
.skel{background:linear-gradient(90deg,var(--paper-2) 25%,#e6e2d8 50%,var(--paper-2) 75%);
  background-size:200% 100%;animation:sk 1.3s infinite}
@keyframes sk{to{background-position:-200% 0}}
.crumbs{font-size:.8rem;color:var(--muted);padding:22px 0 0}
.crumbs a:hover{color:var(--accent)}
.pagerow{display:flex;justify-content:center;gap:10px;margin-top:44px}
.pagerow button{border:1px solid var(--line-2);background:var(--card);padding:9px 15px;
  border-radius:var(--r);cursor:pointer;font-size:.84rem}
.pagerow button[aria-current]{background:var(--ink);color:#fff;border-color:var(--ink)}
.pagerow button:disabled{opacity:.4;cursor:default}
.prose{max-width:70ch}
.prose p{color:var(--ink-2);line-height:1.72}
.prose h3{margin:34px 0 12px;font-size:1.12rem}
.kv{display:grid;grid-template-columns:auto 1fr;gap:10px 20px;font-size:.88rem}
.kv dt{color:var(--muted)}
.kv dd{margin:0}

@media(max-width:1080px){
  .cat-layout{grid-template-columns:1fr}
  .filters{position:static;max-height:none;border:1px solid var(--line);padding:18px;
    border-radius:var(--r);background:var(--card);margin-bottom:24px;display:none}
  .filters.open{display:block}
  .filtoggle{display:inline-flex!important}
  .pdp{grid-template-columns:1fr;gap:34px}
  footer.site .cols{grid-template-columns:1fr 1fr}
}
@media(max-width:820px){
  .wrap,.wrap-n{padding:0 18px}
  section{padding:60px 0}
  nav.main{display:none;position:absolute;top:70px;left:0;right:0;background:var(--paper);
    border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;padding:8px 18px 16px}
  nav.main.open{display:flex}
  nav.main a{padding:12px 0;border-bottom:1px solid var(--line)}
  .burger{display:block}
  header.site .wrap{gap:14px}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .g4.keep2,.g3.keep2{grid-template-columns:1fr 1fr}
  .cards{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px}
  .hero .wrap{padding-top:70px;padding-bottom:62px}
  .hero-stats{gap:26px;margin-top:42px}
  .frow{grid-template-columns:1fr}
  footer.site .cols{grid-template-columns:1fr}
  .brand .n{font-size:1.2rem}
  /* the list button collapses to icon + count so the header never overflows */
  .listbtn{padding:11px 13px;gap:7px}
  .listbtn .lbl{display:none}
  .listbtn .ico{display:block}
}
@media(max-width:400px){
  /* very narrow phones: tighten the header and let control rows wrap */
  .wrap,.wrap-n{padding:0 14px}
  header.site .wrap{gap:8px}
  .brand .n{font-size:1.06rem;letter-spacing:.1em}
  .brand .s{font-size:.54rem;letter-spacing:.16em}
  .burger{padding:7px 9px}
  .listbtn{padding:9px 11px;gap:6px}
  .dl-item .row{flex-wrap:wrap}
  .dl-item .rm{margin-left:0}
  .pagerow{flex-wrap:wrap}
}
@media(max-width:600px){
  /* search takes its own row so the filter/sort controls never squeeze past the edge */
  .toolbar{gap:10px}
  .search{flex:1 0 100%;min-width:0}
  .filtoggle{flex:0 0 auto}
  select.sel{flex:1 1 auto;min-width:0}
}
.filtoggle{display:none}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}