/* Poetic Robotics — Bench Catalog styling (from concepts/site-a.html)
   Light bone base, forest green is the structural colour, old gold is a thin accent
   (rules, the Shop button, one hero underline). Catalogue-dense like ARK / Raspberry Pi. */
:root{
  --bone:#F5F3EC;      /* page */
  --white:#FFFFFF;     /* header bar (logo sits here), product cells */
  --ink:#15201A;       /* body text, 15.1:1 on bone */
  --graphite:#4A524C;  /* secondary text, 7.3:1 on bone */
  --forest:#1F3B2C;    /* nav strip, primary buttons, solutions band, footer */
  --forest-2:#2A4C3A;  /* hover */
  --gold:#C29A4B;      /* Shop fill (ink text 6.4:1), rules, accents on forest (5.2:1 at #C9A35A) */
  --gold-on-forest:#C9A35A;
  --bronze:#7A5A1E;    /* gold-family TEXT on light, 5.7:1 */
  --sage:#B9C4B2;      /* secondary text on forest, 6.7:1 */
  --rule:#D6D2C4;
  --sans:"IBM Plex Sans",system-ui,sans-serif;
  --cond:"IBM Plex Sans Condensed","IBM Plex Sans",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bone);color:var(--ink);font:400 16px/1.55 var(--sans)}
img,svg{display:block;max-width:100%}
a{color:inherit}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
@media (max-width:600px){.wrap{padding:0 16px}}
.ph{font-style:italic;color:var(--graphite)}

/* utility strip */
.util{background:var(--forest);color:var(--sage);font:500 12px/1 var(--mono);letter-spacing:.04em}
.util .wrap{display:flex;justify-content:space-between;gap:16px;padding-top:9px;padding-bottom:9px}
.util a{color:var(--white);text-decoration:none}
.util a:hover{text-decoration:underline}

/* header: white bar so a purple/black mark sits on a neutral ground */
.head{background:var(--white);border-bottom:1px solid var(--rule)}
.head .wrap{display:flex;align-items:center;gap:32px;min-height:76px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:#000;flex:none}
.logo svg{width:150px;height:auto}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav a{font:600 14px/1 var(--cond);letter-spacing:.06em;text-transform:uppercase;text-decoration:none;padding:12px 14px;color:var(--ink);border-bottom:3px solid transparent}
.nav a:hover{border-bottom-color:var(--gold)}
.nav a.first{color:var(--forest)}
.shop{font:600 14px/1 var(--cond);letter-spacing:.08em;text-transform:uppercase;text-decoration:none;background:var(--gold);color:var(--ink);padding:14px 22px;border:0;flex:none}
.shop:hover{background:#D1AB5E}
@media (max-width:860px){
  .head .wrap{flex-wrap:wrap;gap:0 12px;padding-top:12px}
  .shop{margin-left:auto}
  .nav{order:3;width:100%;margin:8px 0 0;border-top:1px solid var(--rule);justify-content:space-between}
  .nav a{padding:12px 4px;font-size:13px}
}
@media (max-width:400px){.logo svg{width:124px}.shop{padding:12px 14px}.util .wrap span:first-child{display:none}}

/* buttons: square, flat */
.btn{display:inline-block;font:600 15px/1 var(--cond);letter-spacing:.06em;text-transform:uppercase;text-decoration:none;padding:15px 24px;border:2px solid var(--forest)}
.btn-p{background:var(--forest);color:var(--white)}
.btn-p:hover{background:var(--forest-2);border-color:var(--forest-2)}
.btn-s{color:var(--forest)}
.btn-s:hover{background:var(--white)}

/* hero */
.hero{border-bottom:1px solid var(--rule)}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center;padding-top:64px;padding-bottom:56px}
.kicker{font:500 12px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--bronze);margin:0 0 18px}
h1{font:700 clamp(36px,5vw,58px)/1.04 var(--cond);letter-spacing:-.005em;margin:0 0 22px;color:var(--ink)}
h1 em{font-style:normal;box-shadow:inset 0 -.16em 0 var(--gold)}
.lede{font-size:18px;color:var(--graphite);max-width:34em;margin:0 0 30px}
.actions{display:flex;flex-wrap:wrap;gap:12px}
.plate{background:var(--white);border:1px solid var(--rule);position:relative}
.plate svg{width:100%;height:auto}
.plate-cap{display:flex;justify-content:space-between;gap:12px;border-top:1px solid var(--rule);padding:12px 16px;font:500 12px/1.3 var(--mono);color:var(--graphite)}
.plate-cap b{color:var(--ink);font-weight:500}
.facts{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--rule)}
.facts li{list-style:none;padding:22px 24px 26px 0;border-top:3px solid var(--gold);margin-top:-2px;margin-right:24px}
.facts strong{display:block;font:600 17px/1.2 var(--cond);margin-bottom:6px}
.facts span{color:var(--graphite);font-size:15px}
.facts{padding:0;margin:0}
@media (max-width:860px){.hero-grid{grid-template-columns:1fr;padding-top:40px;gap:32px}.facts{grid-template-columns:1fr}.facts li{margin-right:0;padding-right:0}}

/* product catalogue: one ruled grid, no floating cards */
.sec{padding:72px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px;flex-wrap:wrap}
h2{font:700 clamp(28px,3.4vw,38px)/1.1 var(--cond);margin:0}
.sec-head p{margin:6px 0 0;color:var(--graphite)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--rule);border-left:1px solid var(--rule)}
.cell{background:var(--white);border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);display:flex;flex-direction:column;text-decoration:none;color:inherit;min-width:0}
a.cell:hover .cell-img{background:#EEF0E8}
a.cell:hover h3{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px}
.cell-img{background:var(--bone);border-bottom:1px solid var(--rule);padding:20px;transition:background .15s}
.cell-img svg{width:58%;margin:0 auto;aspect-ratio:1}
.cell-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.cat{font:500 11px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--bronze);margin:0 0 10px}
.cell h3{font:700 22px/1.15 var(--cond);margin:0 0 8px}
.cell .sum{margin:0 0 14px;color:var(--graphite);font-size:15px}
.specs{list-style:none;margin:0 0 18px;padding:0;font:400 13px/1.45 var(--mono);color:var(--ink)}
.specs li{padding:5px 0;border-top:1px dotted var(--rule)}
.cell-foot{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:8px;font:500 12px/1.2 var(--mono);border-top:1px solid var(--rule);padding-top:12px}
.status{display:inline-flex;align-items:center;gap:8px;color:var(--ink)}
.status::before{content:"";width:8px;height:8px;background:var(--gold);flex:none}
.go{color:var(--forest);font-weight:500}
.cell-vol{background:var(--forest);color:var(--white);padding:28px 24px;justify-content:space-between}
.cell-vol h3{font:700 24px/1.15 var(--cond);margin:0 0 10px}
.cell-vol p{color:var(--sage);margin:0 0 20px}
.cell-vol a{color:var(--gold-on-forest);font:600 15px/1 var(--cond);letter-spacing:.06em;text-transform:uppercase}
@media (max-width:960px){.grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.grid{grid-template-columns:1fr}.sec{padding:48px 0}}

/* line drawings restyled for A */
.pcb{fill:#E4E8DE;stroke:var(--ink);stroke-width:2.5}
.holes circle{fill:var(--bone);stroke:var(--ink);stroke-width:2}
.chip{fill:var(--ink)}
.part{fill:none;stroke:var(--ink);stroke-width:2}
.part-fill{fill:var(--forest)}
.pads rect{fill:var(--gold)}
.wave,.trace{fill:none;stroke:var(--forest);stroke-width:3;stroke-linecap:square}
.trace{stroke:var(--gold);stroke-width:5}
.plate .gridl{stroke:#ECEAE2;stroke-width:1}

/* solutions band */
.band{background:var(--forest);color:var(--white)}
.band .sec-head p{color:var(--sage)}
.band h2{color:var(--white)}
.sol{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border-top:1px solid #3A5A48}
.sol div{padding:26px 32px 8px 0}
.sol div+div{border-left:1px solid #3A5A48;padding-left:32px}
.sol h3{font:700 22px/1.2 var(--cond);margin:0 0 10px;color:var(--gold-on-forest)}
.sol p{margin:0;color:#DDE3D8}
@media (max-width:700px){.sol{grid-template-columns:1fr}.sol div+div{border-left:0;border-top:1px solid #3A5A48;padding-left:0}}

/* company + contact */
.co{display:grid;grid-template-columns:1fr 1.3fr;gap:48px}
.co p{margin:0 0 14px;color:var(--graphite);font-size:17px}
.contact{border-top:1px solid var(--rule);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px;padding-top:32px;margin-top:48px}
.contact h3{font:700 24px/1.1 var(--cond);margin:0 0 6px}
.contact p{margin:0;color:var(--graphite)}
.mail{font:500 14px/1 var(--mono);color:var(--bronze)}
@media (max-width:760px){.co{grid-template-columns:1fr;gap:16px}}

footer{background:#13261C;color:var(--sage);font-size:14px;padding:36px 0}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;align-items:center}
footer nav{display:flex;gap:20px;flex-wrap:wrap}
footer a{color:var(--white);text-decoration:none}
footer a:hover{text-decoration:underline}
.f-logo{display:block;background:var(--white);padding:10px 14px}
.f-logo svg{width:120px;height:auto}

/* status markers: filled = prototype exists, half = in development, outline = in design */
.status[data-stage="design"]::before{background:transparent;box-shadow:inset 0 0 0 2px var(--gold)}
.status[data-stage="dev"]::before{background:linear-gradient(90deg,var(--gold) 50%,transparent 50%);box-shadow:inset 0 0 0 2px var(--gold)}
.status[data-stage="proto"]::before{background:var(--forest)}

/* shop page */
.shop-head{padding-top:56px}
.shop-head h1{margin:0 0 12px}
.shop-head p{color:var(--graphite);max-width:40em;margin:0}
.tabs{display:flex;flex-wrap:wrap;gap:0 28px;margin:28px 0 28px;border-bottom:1px solid var(--rule)}
.tabs button{font:600 14px/1 var(--cond);letter-spacing:.06em;text-transform:uppercase;background:none;border:0;border-bottom:3px solid transparent;margin-bottom:-1px;padding:14px 0;color:var(--graphite);cursor:pointer}
.tabs button:hover{color:var(--ink)}
.tabs button[aria-pressed="true"]{color:var(--forest);border-bottom-color:var(--gold)}
.cell[hidden]{display:none}
.cell{scroll-margin-top:24px}
.buy{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:12px;border-top:1px solid var(--rule);padding-top:14px}
.price{font:700 16px/1.2 var(--cond);white-space:nowrap}
.buy .status{font:500 12px/1.2 var(--mono);margin-top:6px}
.buy .btn{padding:12px 18px;font-size:14px;flex:none}
.shop-sec{padding:0 0 72px}