/* Orion Metals Recycling — layout: a precise industrial catalogue. 1200px grid, flat cards, thin rules, metal swatches.
   Palette A = graphite + copper, Palette B = navy + silver (chosen by the logo). */
:root, [data-palette="a"] {
  --ink: #1E2328; --ink-2: #3A434B; --muted: #5B6670; --paper: #F6F5F2; --surface: #FFFFFF;
  --panel: #ECEBE6; --rule: #D6D9DB; --accent: #C0683A; --accent-strong: #9A4D25; --on-accent: #FFFFFF;
  --dark: #1E2328; --panel-dark: #2A3036; --rule-dark: #4A535B; --figure: #56616B; --on-dark: #F2F4F5; --muted-dark: #B5BEC5;
}
[data-palette="b"] {
  --ink: #17385B; --ink-2: #263F5C; --muted: #516579; --paper: #F4F6F9; --surface: #FFFFFF;
  --panel: #E6EBF1; --rule: #D1D9E4; --accent: #2159D7; --accent-strong: #1C4BB5; --on-accent: #FFFFFF;
  --dark: #13304F; --panel-dark: #1D3D60; --rule-dark: #3B5A7C; --figure: #5D7896; --on-dark: #F4F6F9; --muted-dark: #B9C7D8;
}
:root {
  --display: "Barlow Semi Condensed", "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
  --body: "IBM Plex Sans", "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, Consolas, monospace;
  --r: 6px; --gutter: clamp(16px, 4vw, 40px);
  color-scheme: light;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 96px; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 17px/1.6 var(--body); }
img, svg { max-width: 100%; display: block; }
a { color: var(--accent-strong); text-underline-offset: 3px; }
a:focus-visible, .btn:focus-visible, summary:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
h1, h2, h3 { font-family: var(--display); color: var(--ink); line-height: 1.08; margin: 0; text-wrap: balance; }
h1 { font-weight: 700; font-size: clamp(38px, 5.4vw, 64px); letter-spacing: -0.005em; }
h2 { font-weight: 700; font-size: clamp(28px, 3.4vw, 40px); }
h3 { font-weight: 600; font-size: 23px; }
p { margin: 0; }
.wrap { max-width: 1200px; margin: 0 auto; padding-inline: var(--gutter); }
.narrow { max-width: 820px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--surface); padding: 0 14px; min-height: 44px; display: inline-flex; align-items: center; z-index: 10; }
.skip:focus { left: 8px; }
.banner { display: block; background: #FFF3D6; color: #5A4300; font-size: 14px; text-align: center; padding: 8px var(--gutter); border-bottom: 1px solid #EAD9A6; }

/* header */
.top { background: var(--surface); border-bottom: 1px solid var(--rule); position: sticky; top: 0; z-index: 5; }
.bar { display: flex; align-items: center; gap: 28px; min-height: 72px; }
.brand { text-decoration: none; color: var(--ink); flex: none; }
.brand { display: inline-flex; align-items: center; min-height: 44px; }
.logo { height: 64px; width: auto; margin-left: -4px; }
.foot .logo { height: 54px; }
@media (max-width: 640px) { .top .logo { height: 50px; } }
.nav { display: flex; gap: 22px; margin-left: auto; flex-wrap: wrap; }
.nav a { color: var(--ink-2); text-decoration: none; font-weight: 500; font-size: 15px; display: inline-flex; align-items: center; justify-content: center; min-height: 44px; min-width: 44px; border-bottom: 2px solid transparent; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--accent); }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 22px; border-radius: 4px; background: var(--accent-strong); color: var(--on-accent); font: 600 16px/1.2 var(--body); text-decoration: none; border: 2px solid var(--accent-strong); text-align: center; }
.btn:hover { background: var(--ink); border-color: var(--ink); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--surface); }
.btn-sm { min-height: 44px; padding: 0 16px; font-size: 15px; flex: none; }
.link { font-weight: 600; color: var(--ink); text-decoration: underline; text-decoration-color: var(--accent); text-decoration-thickness: 2px; }
.link::after { content: " →"; }
.actions .link, .ccard .link, .link-rev, .fact a, .mnote a, .cline a, .fcontact a { display: inline-flex; align-items: center; min-height: 44px; justify-self: start; }
.link-rev { color: var(--on-dark); }
.actions { display: flex; flex-wrap: wrap; gap: 14px 20px; align-items: center; margin-top: 26px; }

/* hero */
.hero { background: var(--surface); border-bottom: 1px solid var(--rule); }
.hgrid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 48px; align-items: center; padding-block: 64px 72px; }
.hcopy { display: grid; gap: 18px; }
.eyebrow { font: 600 13px/1.3 var(--body); letter-spacing: .16em; text-transform: uppercase; color: var(--accent-strong); }
.lead { font-size: 19px; color: var(--ink-2); max-width: 60ch; }
.metals { font: 500 14px/1.4 var(--mono); color: var(--muted); }
.hart { margin: 0; }
.ill-l { font: 500 13px var(--mono); fill: var(--muted); letter-spacing: .06em; }
.hart, .part { position: relative; }
.art { position: relative; }
.art-tag, .art-cap { position: absolute; right: 8px; bottom: 8px; font: 500 12px/1.2 var(--body); color: var(--ink-2); background: var(--surface); padding: 4px 7px; border-radius: 3px; }

/* sections */
.sec { padding-block: 76px; }
.sec.alt { background: var(--surface); border-block: 1px solid var(--rule); }
.sec.dark { background: var(--dark); color: var(--on-dark); }
.sec.dark h2 { color: var(--on-dark); }
.sec.dark p { color: var(--muted-dark); }
.sec.dark .eyebrow { color: var(--muted-dark); }
.shead { display: grid; gap: 10px; margin-bottom: 34px; max-width: 760px; }
.shead p { color: var(--muted); font-size: 18px; }
.split { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 56px; align-items: start; }
.split > div { display: grid; gap: 16px; align-content: start; }
.phead { background: var(--surface); border-bottom: 1px solid var(--rule); padding-block: 64px 56px; }
.phead .wrap { display: grid; gap: 16px; }

/* material cards */
.mgrid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 16px; }
.mcard { background: var(--surface); border: 1px solid var(--rule); border-radius: var(--r); overflow: hidden; display: grid; grid-template-rows: auto 1fr; }
.art { aspect-ratio: 4 / 3; max-width: 100%; background: var(--panel); }
.art svg { width: 100%; height: 100%; }
.mbody { padding: 16px 16px 20px; display: grid; gap: 6px; align-content: start; }
.mbody p { color: var(--muted); font-size: 15px; }
.tag { font: 500 12px/1 var(--mono); color: var(--accent-strong); letter-spacing: .08em; text-transform: uppercase; }
.mixed { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 16px; }
.mixed > div { border: 1px dashed var(--ink-2); border-radius: var(--r); padding: 20px 22px; display: grid; gap: 6px; background: var(--paper); }
.mixed > div p { color: var(--muted); }
.mnote { grid-column: 1 / -1; color: var(--muted); }
.mlist { display: grid; gap: 22px; }
.mrow { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 28px; align-items: center; background: var(--surface); border: 1px solid var(--rule); border-radius: var(--r); overflow: hidden; padding-right: 24px; }
.mrow > div:last-child { display: grid; gap: 8px; padding-block: 18px; }
.mrow p { color: var(--muted); }
.tablewrap { overflow-x: auto; }
.mtable { border-collapse: collapse; width: 100%; background: var(--surface); }
.mtable th, .mtable td { text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--rule); vertical-align: top; }
.mtable thead th { font: 600 13px var(--body); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.mtable td { color: var(--ink-2); }
.mtable tbody th { font-family: var(--display); font-size: 20px; font-weight: 600; white-space: nowrap; }

/* steps */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.steps-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.steps-v { grid-template-columns: minmax(0, 1fr); }
.steps li { background: var(--paper); border-top: 3px solid var(--ink); padding: 20px 20px 24px; display: grid; gap: 8px; align-content: start; }
.sec:not(.alt) .steps li { background: var(--surface); }
.sn { font: 700 15px/1 var(--mono); color: var(--accent-strong); }
.steps p { color: var(--muted); font-size: 16px; }

/* spec panel */
.spec { background: var(--paper); border: 1px solid var(--rule); border-radius: var(--r); padding: 22px 24px; }
.sec:not(.alt) .spec { background: var(--surface); }
.spec-h { font: 600 13px var(--body); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
.spec dl { margin: 0; display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 10px 18px; }
.spec dt { font-weight: 600; }
.spec dd { margin: 0; color: var(--muted); }

/* people */
.stat { display: grid; gap: 6px; border-left: 3px solid var(--accent); padding-left: 16px; margin-top: 6px; }
.stat b { font: 700 40px/1 var(--display); color: var(--on-dark); }
.stat span { color: var(--muted-dark); font-size: 15px; }
.stat a { color: var(--on-dark); }
.part { margin: 0; border-radius: var(--r); overflow: hidden; }
.sec:not(.dark) .part { border: 1px solid var(--rule); }

/* founders */
.founders { display: grid; grid-template-columns: repeat(2, minmax(0, 240px)); gap: 20px; }
.fcard { margin: 0; background: var(--surface); border: 1px solid var(--rule); border-radius: var(--r); overflow: hidden; }
.fcard img { width: 100%; height: auto; aspect-ratio: 1 / 1; object-fit: cover; }
.fcard figcaption { padding: 14px 18px 18px; display: grid; gap: 2px; }
.fcard b { font: 600 22px/1.2 var(--display); }
.fcard span { color: var(--muted); }

/* contact */
.cgrid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.ccard { background: var(--paper); border: 1px solid var(--rule); border-radius: var(--r); padding: 22px; display: grid; gap: 12px; align-content: start; }
.ccard p { color: var(--muted); }
.ccard .btn { justify-self: start; }
.cline { display: grid; gap: 2px; }
.cline span { font: 600 12px var(--body); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.clines { display: grid; gap: 12px; margin-top: 22px; }
.cfoot { margin-top: 22px; color: var(--muted); }

/* facts, faq, lists */
.facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.fact { background: var(--paper); border: 1px solid var(--rule); border-radius: var(--r); padding: 22px; display: grid; gap: 8px; align-content: start; }
.sec:not(.alt) .fact { background: var(--surface); }
.fact b { font: 700 30px/1.05 var(--display); }
.fact p { color: var(--muted); }
.fact a { font-size: 14px; }
.note { color: var(--muted); font-size: 15px; margin-top: 18px; }
details { border-bottom: 1px solid var(--rule); padding: 6px 0; }
summary { font: 600 20px/1.3 var(--display); cursor: pointer; padding: 10px 0; min-height: 44px; }
details p { color: var(--muted); margin: 2px 0 12px; }
.check { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.check li { padding-left: 30px; position: relative; }
.check li::before { content: ""; position: absolute; left: 3px; top: 7px; width: 12px; height: 7px; border-left: 2.5px solid var(--accent-strong); border-bottom: 2.5px solid var(--accent-strong); transform: rotate(-45deg); }

/* footer */
.foot { background: var(--dark); color: var(--on-dark); padding-block: 56px 26px; }
.fgrid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 36px; }
.fline { color: var(--on-dark); margin-top: 16px; font-weight: 500; }
.muted-rev { color: var(--muted-dark); margin-top: 6px; font-size: 15px; }
.foot nav { display: grid; align-content: start; justify-items: start; }
.foot nav a { color: var(--on-dark); text-decoration: none; display: inline-flex; align-items: center; min-height: 44px; }
.foot nav a:hover { text-decoration: underline; }
.fcontact { display: grid; gap: 2px; align-content: start; }
.fcontact a { color: var(--on-dark); font-weight: 600; }
.fcontact span { font: 600 12px var(--body); letter-spacing: .12em; text-transform: uppercase; color: var(--muted-dark); margin-top: 10px; }
.fcontact span:first-child { margin-top: 0; }
.fbase { margin-top: 40px; padding-top: 18px; border-top: 1px solid var(--rule-dark); color: var(--muted-dark); font-size: 14px; }

/* responsive */
@media (max-width: 1080px) {
  .mgrid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .steps-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .nav { gap: 16px; }
}
@media (max-width: 900px) {
  .hgrid, .split { grid-template-columns: minmax(0, 1fr); gap: 36px; }
  .nav { display: none; }
  .bar { justify-content: space-between; }
  .cgrid, .facts { grid-template-columns: minmax(0, 1fr); }
  .fgrid { grid-template-columns: minmax(0, 1fr); }
  .mrow { grid-template-columns: minmax(0, 1fr); padding: 0; }
  .mrow > div:last-child { padding: 4px 20px 20px; }
}
@media (max-width: 640px) {
  .mgrid, .mixed, .steps, .steps-4, .founders { grid-template-columns: minmax(0, 1fr); }
  .founders { max-width: 340px; }
  .mgrid { gap: 12px; }
  .mcard { grid-template-columns: 132px minmax(0, 1fr); grid-template-rows: none; }
  .mcard .art { align-self: start; }
  .mcard .art-tag { right: 4px; bottom: 4px; font-size: 11px; padding: 2px 5px; }
  .mbody { padding: 12px 14px 14px; }
  .mtable thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  .mtable, .mtable tbody, .mtable tr, .mtable th, .mtable td { display: block; }
  .mtable tr { border: 1px solid var(--rule); border-radius: var(--r); margin-bottom: 12px; background: var(--surface); }
  .mtable tbody th { border-bottom: 1px solid var(--rule); }
  .mtable td { border-bottom: 0; padding: 8px 16px; }
  .mtable td:last-child { padding-bottom: 16px; }
  .mtable td::before { content: attr(data-label); display: block; font: 600 12px/1.3 var(--body); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 2px; }
  .mtable { background: transparent; }
  .sec { padding-block: 56px; }
  .hgrid { padding-block: 40px 48px; }
  .btn-sm { display: none; }
  .actions .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } }

/* mobile menu (no script) */
.mnav { display: none; position: relative; }
.mnav summary { list-style: none; cursor: pointer; font: 600 15px/1 var(--body); border: 2px solid var(--ink); border-radius: 4px; padding: 0 16px; min-height: 44px; display: flex; align-items: center; }
.mnav summary::-webkit-details-marker { display: none; }
.mnav nav { position: absolute; right: 0; top: calc(100% + 8px); background: var(--surface); border: 1px solid var(--rule); border-radius: var(--r); box-shadow: 0 10px 30px rgba(0,0,0,.12); display: grid; min-width: 220px; padding: 6px; }
.mnav nav a { padding: 12px 14px; color: var(--ink); text-decoration: none; font-weight: 500; border-radius: 4px; }
.mnav nav a[aria-current="page"], .mnav nav a:hover { background: var(--panel); }
@media (max-width: 960px) { .mnav { display: block; } .nav { display: none; } .bar { justify-content: space-between; } }