:root {
  --ink: #14161d;
  --panel: #1b1f2b;
  --panel-2: #232838;
  --line: #343a4d;
  --line-soft: #2a2f3f;
  --slate: #565a78;
  --slate-light: #9195b5;
  --orange: #e07a1f;
  --orange-bright: #ff9c3d;
  --paper: #f5f2ea;
  --paper-line: #ddd7c6;
  --white: #f6f7fb;
  --dim: #b7bad0;
  --display: "Archivo", "Arial Narrow", sans-serif;
  --body: "IBM Plex Sans", "Segoe UI", Helvetica, Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body { margin: 0; font-family: var(--body); background: var(--ink); color: var(--white); line-height: 1.6; font-size: 1.0625rem; display: flex; flex-direction: column; min-height: 100vh; }
main { flex: 1 0 auto; }
img, svg { max-width: 100%; display: block; }
a { color: var(--orange-bright); }
h1, h2, h3 { font-family: var(--display); font-weight: 800; line-height: 1.05; margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(2.8rem, 6.6vw, 5.2rem); }
h2 { font-size: clamp(2rem, 4.2vw, 3rem); }
h3 { font-size: 1.35rem; font-weight: 700; }
p { margin: 0 0 1em; max-width: 60ch; color: var(--dim); }
.on-paper p { color: #4a4738; }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; }
.wrap { width: min(1160px, 100% - 2.5rem); margin-inline: auto; }
section { padding: clamp(3.6rem, 8vw, 6.5rem) 0; }
.on-paper { background: var(--paper); color: #2b2a22; }
.on-paper h1, .on-paper h2, .on-paper h3 { color: #201f19; }
.on-panel { background: var(--panel); }

/* Dimension-line / bracket motif */
.dim-label { font-family: var(--body); font-size: .78rem; letter-spacing: .04em; color: var(--slate-light); display: flex; align-items: center; gap: .5rem; margin-bottom: .9rem; }
.dim-label::before, .dim-label::after { content: ""; height: 1px; background: var(--line); flex: 1; }
.on-paper .dim-label { color: #8a8672; }
.on-paper .dim-label::before, .on-paper .dim-label::after { background: var(--paper-line); }

.bracket { position: relative; padding: 1.6rem; border: 1px solid var(--line); }
.bracket::before, .bracket::after { content: ""; position: absolute; width: 18px; height: 18px; border-color: var(--orange); border-style: solid; border-width: 0; }
.bracket::before { top: -1px; left: -1px; border-top-width: 3px; border-left-width: 3px; }
.bracket::after { bottom: -1px; right: -1px; border-bottom-width: 3px; border-right-width: 3px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: .5rem; font-family: var(--display); font-weight: 700; font-size: 1.05rem; padding: .8rem 1.6rem; text-decoration: none; border: 2px solid transparent; cursor: pointer; transition: background-color .15s, color .15s, border-color .15s; }
.btn-orange { background: var(--orange); color: #1a1305; }
.btn-orange:hover { background: var(--orange-bright); }
.btn-line { border-color: var(--slate-light); color: var(--white); }
.btn-line:hover { border-color: var(--white); }
.on-paper .btn-line { border-color: #cfc9b4; color: #201f19; }
.on-paper .btn-line:hover { border-color: #201f19; }

/* Header / nav */
header { position: sticky; top: 0; z-index: 20; background: rgba(20,22,29,.92); backdrop-filter: blur(6px); border-bottom: 1px solid var(--line-soft); }
.bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 76px; }
.brand { display: flex; align-items: center; gap: .7rem; text-decoration: none; color: var(--white); font-family: var(--display); font-weight: 800; font-size: 1.25rem; line-height: 1; }
.brand small { display: block; font-family: var(--body); font-weight: 500; font-size: .68rem; letter-spacing: .06em; color: var(--slate-light); margin-top: .3rem; }
nav { display: flex; align-items: center; gap: 1.7rem; }
nav a.link { color: var(--dim); text-decoration: none; font-weight: 600; font-size: .95rem; padding: .3rem 0; }
nav a.link:hover { color: var(--white); }
nav a.link[aria-current="page"] { color: var(--white); box-shadow: inset 0 -3px 0 var(--orange); }
.menu-toggle { display: none; font: inherit; font-weight: 700; background: none; border: 2px solid var(--slate-light); color: var(--white); padding: .4rem .9rem; cursor: pointer; }
@media (max-width: 880px) {
  .menu-toggle { display: block; }
  nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--ink); border-bottom: 1px solid var(--line-soft); flex-direction: column; align-items: stretch; gap: 0; padding: .5rem 1.25rem 1.4rem; }
  nav.open { display: flex; }
  nav a.link { padding: .95rem 0; border-bottom: 1px solid var(--line-soft); font-size: 1.05rem; }
  nav a.link[aria-current="page"] { box-shadow: none; color: var(--orange-bright); }
  nav .btn { margin-top: 1rem; justify-content: center; }
}

/* Hero */
.hero { padding-block: clamp(3.5rem, 9vw, 7rem); border-bottom: 1px solid var(--line-soft); }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 3.5rem; align-items: start; }
.hero .kicker { font-family: var(--body); font-size: .85rem; letter-spacing: .08em; color: var(--orange-bright); margin-bottom: 1rem; font-weight: 600; }
.hero .lead { font-size: 1.2rem; max-width: 46ch; }
.hero .actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2rem; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }

/* Spec readout card (hero companion) */
.spec { font-family: var(--body); }
.spec .head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 1.1rem; }
.spec .head h3 { margin: 0; font-size: 1.05rem; text-transform: none; }
.spec .head span { font-size: .78rem; color: var(--slate-light); }
.spec dl { margin: 0; display: grid; grid-template-columns: 1fr auto; row-gap: .7rem; font-size: .95rem; }
.spec dt { color: var(--slate-light); }
.spec dd { margin: 0; text-align: right; color: var(--white); font-weight: 600; }
.spec .row { grid-column: 1 / -1; border-top: 1px solid var(--line-soft); padding-top: .7rem; margin-top: .1rem; display: flex; justify-content: space-between; }
.spec .row:first-of-type { border-top: none; padding-top: 0; margin-top: 0; }

/* Page hero (interior pages) */
.page-hero { border-bottom: 1px solid var(--line-soft); padding-block: clamp(3rem, 6vw, 4.6rem); }
.page-hero .kicker { font-family: var(--body); font-size: .85rem; letter-spacing: .08em; color: var(--orange-bright); margin-bottom: .8rem; font-weight: 600; }
.page-hero p { font-size: 1.12rem; max-width: 60ch; }

/* Capability strip */
.cap-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; margin-top: 2.2rem; }
.cap-grid .bracket h3 { font-size: 1.1rem; margin-bottom: .4rem; }
.cap-grid .bracket p { font-size: .95rem; margin: 0; }
@media (max-width: 900px) { .cap-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .cap-grid { grid-template-columns: 1fr; } }

/* Product grid */
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.2rem; margin-top: 2.2rem; }
.product { background: var(--panel); border: 1px solid var(--line); }
.product .thumb { aspect-ratio: 4/3; background: var(--panel-2); display: flex; align-items: center; justify-content: center; border-bottom: 1px solid var(--line); position: relative; overflow: hidden; }
.product .thumb svg { width: 46%; }
.product .info { padding: 1.2rem 1.3rem 1.4rem; }
.product .info h3 { font-size: 1.1rem; margin-bottom: .25rem; }
.product .dims { font-family: var(--body); font-size: .82rem; color: var(--slate-light); margin-bottom: .6rem; }
.product .info p { font-size: .95rem; margin-bottom: .9rem; }
.product .info a { font-family: var(--display); font-weight: 700; font-size: .92rem; text-decoration: none; }
.product .info a:hover { color: var(--orange-bright); }
@media (max-width: 900px) { .product-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .product-grid { grid-template-columns: 1fr; } }

/* Process steps */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 2.4rem; counter-reset: s; }
.step { position: relative; padding: 0 1.4rem 0 0; }
.step::before { counter-increment: s; content: counter(s, decimal-leading-zero); display: block; font-family: var(--display); font-weight: 800; font-size: 1.6rem; color: var(--orange); margin-bottom: .7rem; }
.step::after { content: ""; position: absolute; top: 14px; left: 3.4rem; right: 12px; height: 1px; background: var(--line); }
.step:last-child::after { display: none; }
.step h3 { font-size: 1.15rem; }
.step p { font-size: .95rem; }
@media (max-width: 900px) {
  .steps { grid-template-columns: 1fr; gap: 1.8rem; }
  .step::after { display: none; }
}

/* Split content (custom/consulting, about) */
.split { display: grid; grid-template-columns: .95fr 1.05fr; gap: 3.5rem; align-items: start; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; gap: 2rem; } }
.checklist { list-style: none; margin: 0; padding: 0; }
.checklist li { padding: .6rem 0; border-top: 1px solid var(--line-soft); font-size: .98rem; }
.checklist li:first-child { border-top: none; }
.on-paper .checklist li { border-top-color: var(--paper-line); }

/* Materials / spec table */
.tbl { width: 100%; border-collapse: collapse; margin-top: 1.4rem; font-size: .95rem; }
.tbl th, .tbl td { text-align: left; padding: .75rem .9rem; border-bottom: 1px solid var(--line-soft); }
.tbl th { font-family: var(--display); font-weight: 700; color: var(--slate-light); font-size: .82rem; letter-spacing: .04em; }
.on-paper .tbl th, .on-paper .tbl td { border-bottom-color: var(--paper-line); }
.on-paper .tbl th { color: #8a8672; }

/* Values / about */
.values { margin: 0; padding: 0; list-style: none; }
.values li { padding: 1.1rem 0; border-top: 1px solid var(--line-soft); }
.values li:first-child { border-top: none; }
.values strong { display: block; font-family: var(--display); font-size: 1.2rem; color: var(--white); margin-bottom: .25rem; }
.values span { font-size: .96rem; color: var(--dim); }

/* CTA band */
.cta-band { border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
.cta-band .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.6rem; }
.cta-band h2 { margin: 0 0 .2em; font-size: clamp(1.7rem, 3.4vw, 2.3rem); }
.cta-band p { margin: 0; }

/* Contact / quote form */
.contact-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 3.5rem; align-items: start; }
.direct { margin-top: 1.6rem; padding: 0; list-style: none; }
.direct li { padding: .6rem 0; border-top: 1px solid var(--line-soft); }
.direct b { display: block; font-size: .8rem; color: var(--slate-light); font-weight: 500; letter-spacing: .03em; }
form { background: var(--panel); border: 1px solid var(--line); padding: clamp(1.4rem, 3vw, 2.1rem); display: grid; gap: 1.1rem; grid-template-columns: 1fr 1fr; }
.full { grid-column: 1 / -1; }
label { display: block; font-weight: 600; font-size: .92rem; margin-bottom: .35rem; color: var(--white); }
input, select, textarea { width: 100%; font: inherit; padding: .7rem .8rem; border: 1.5px solid var(--line); background: var(--ink); color: var(--white); }
input:focus, select:focus, textarea:focus { outline: 3px solid var(--orange); outline-offset: 1px; border-color: var(--orange); }
textarea { min-height: 130px; resize: vertical; }
form .btn { width: 100%; justify-content: center; font-size: 1.15rem; }
.hint { font-size: .85rem; color: var(--slate-light); margin: 0; }
.hp { position: absolute; left: -9999px; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; gap: 2rem; } form { grid-template-columns: 1fr; } }

/* Footer */
footer { background: var(--panel); border-top: 1px solid var(--line-soft); padding: 3rem 0 1.6rem; font-size: .93rem; color: var(--dim); }
footer a { color: var(--white); }
footer .quad { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 2rem; }
footer strong { color: var(--white); font-family: var(--display); font-size: 1.1rem; font-weight: 800; display: block; margin-bottom: .5rem; }
footer p { margin: 0 0 .3rem; }
footer ul { list-style: none; margin: 0; padding: 0; }
footer li { margin-bottom: .35rem; }
footer .legal { border-top: 1px solid var(--line-soft); margin-top: 2rem; padding-top: 1.2rem; font-size: .85rem; }
@media (max-width: 880px) { footer .quad { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { footer .quad { grid-template-columns: 1fr; } }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }