/* Useful Machines: site styles (direction A, "Spec Sheet") */

@font-face { font-family: "Archivo"; src: url("fonts/archivo.woff2") format("woff2"); font-weight: 100 900; font-stretch: 62% 125%; font-display: swap; }
@font-face { font-family: "Inter"; src: url("fonts/inter.woff2") format("woff2"); font-weight: 100 900; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("fonts/plex-mono-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("fonts/plex-mono-500.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("fonts/plex-mono-600.woff2") format("woff2"); font-weight: 600; font-display: swap; }

:root {
  --paper: #ECEEEA;
  --ink: #1F4D3F;
  --ink-2: #2B5A4C;
  --line: rgba(31, 77, 63, 0.3);
  --grid: rgba(31, 77, 63, 0.07);
  --card: #ECEEEA;
  --card-soft: rgba(236, 238, 234, 0.6);
  --yellow: #F5C518;
  --on-yellow: #1F4D3F;
  --panel: #1F4D3F;
  --on-panel: #ECEEEA;
  --on-panel-2: #D5DDD8;
  --warn: #8A3B12;
  --display: "Archivo", "Arial Narrow", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --wrap: 1280px;
  --gutter: 32px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #102A23; --ink: #ECEEEA; --ink-2: #B9CBC3; --line: rgba(236, 238, 234, 0.24);
    --grid: rgba(236, 238, 234, 0.05); --card: #102A23; --card-soft: rgba(16, 42, 35, 0.7);
    --panel: #0A1E18; --on-panel: #ECEEEA; --on-panel-2: #B9CBC3; --warn: #FFB48A; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #102A23; --ink: #ECEEEA; --ink-2: #B9CBC3; --line: rgba(236, 238, 234, 0.24);
  --grid: rgba(236, 238, 234, 0.05); --card: #102A23; --card-soft: rgba(16, 42, 35, 0.7);
  --panel: #0A1E18; --on-panel: #ECEEEA; --on-panel-2: #B9CBC3; --warn: #FFB48A; color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; color: var(--ink); font: 400 17px/1.55 var(--sans);
  background-color: var(--paper);
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 24px 24px;
  overflow-x: hidden;
}
img, svg { max-width: 100%; }
a { color: inherit; }
p { margin: 0; }
h1, h2, h3 { margin: 0; }
:focus-visible { outline: 3px solid var(--yellow); outline-offset: 2px; box-shadow: 0 0 0 5px var(--ink); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 16px; top: -60px; background: var(--yellow); color: var(--on-yellow); padding: 10px 14px; font: 600 14px var(--mono); z-index: 20; }
.skip:focus { top: 12px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.mono { font-family: var(--mono); }
.label { font: 500 12px/1.4 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; }
.muted { color: var(--ink-2); }
.display { font-family: var(--display); font-weight: 800; font-stretch: 85%; text-transform: uppercase; letter-spacing: -0.015em; line-height: 0.93; }
.outline-text { color: transparent; -webkit-text-stroke: 2px var(--ink); }

/* Header */
.site-header { border-bottom: 1.5px solid var(--ink); background: var(--paper); position: sticky; top: 0; z-index: 10; }
.site-header .wrap { display: flex; align-items: center; gap: 24px; min-height: 76px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand-mark { width: 40px; height: 40px; background: #1F4D3F; border-radius: 8px; display: grid; place-items: center; flex-shrink: 0; }
.brand-name { font: 800 18px/1 var(--display); font-stretch: 112%; letter-spacing: 0.04em; }
.nav { margin-left: auto; display: flex; align-items: center; gap: 26px; flex-wrap: wrap; }
.nav a { font: 500 13px/1 var(--mono); letter-spacing: 0.06em; text-decoration: none; text-transform: uppercase; padding: 8px 0; }
.nav a[aria-current="page"] { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 6px; }
.nav a:not(.btn):hover { text-decoration: underline; text-underline-offset: 6px; }
.menu-btn { display: none; margin-left: auto; background: none; border: 1.5px solid var(--ink); color: var(--ink); font: 600 13px var(--mono); letter-spacing: 0.08em; padding: 0 14px; min-height: 44px; cursor: pointer; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 14px 24px; font: 600 16px/1.2 var(--sans); text-decoration: none; border: 1.5px solid var(--ink); cursor: pointer; transition: transform .15s ease, background-color .15s ease; }
.btn:hover { transform: translate(-2px, -2px); box-shadow: 3px 3px 0 var(--ink); }
.btn-ink { background: var(--ink); color: var(--paper); }
.btn-line { background: transparent; color: var(--ink); }
.btn-yellow { background: var(--yellow); color: var(--on-yellow); border-color: #1F4D3F; font-family: var(--mono); font-size: 14px; letter-spacing: 0.04em; text-transform: uppercase; }
.nav .btn-yellow { padding: 12px 18px; min-height: 44px; font-size: 13px; text-decoration: none; }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; }

/* Sections */
section { scroll-margin-top: 90px; }
.section { padding: 64px 0; }
.sec-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 12px 24px; border-bottom: 1.5px solid var(--ink); padding-bottom: 16px; margin-bottom: 32px; }
.sec-head h2 { font-size: clamp(36px, 5vw, 56px); }
.sec-head p { font: 400 13px/1.5 var(--mono); max-width: 480px; }
.more { display: inline-block; margin-top: 20px; font: 600 14px var(--mono); letter-spacing: 0.04em; text-transform: uppercase; }

/* Hero */
.hero { padding: 72px 0 48px; }
.hero .wrap { display: flex; flex-wrap: wrap; gap: 48px; align-items: center; }
.hero-copy { flex: 1 1 480px; min-width: 0; display: flex; flex-direction: column; gap: 28px; justify-content: center; }
.hero h1 { font-size: clamp(50px, 7.2vw, 100px); }
.hero .lead { font-size: 20px; line-height: 1.55; max-width: 540px; color: var(--ink-2); }
.tagline { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.tag-box { border: 1.5px solid var(--ink); padding: 4px 10px; }

/* Page hero (inner pages) */
.page-hero { padding: 64px 0 24px; }
.crumbs { font: 500 12px/1.4 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 20px; }
.crumbs a { text-decoration: none; }
.crumbs a:hover { text-decoration: underline; }
.page-hero h1 { font-size: clamp(52px, 8vw, 96px); margin-bottom: 20px; }
.page-hero .lead { font-size: 20px; max-width: 680px; color: var(--ink-2); }
.split { display: flex; flex-wrap: wrap; gap: 40px; align-items: flex-start; }
.split > * { flex: 1 1 420px; min-width: 0; }

/* Schematic (home hero) */
.schematic { flex: 1 1 540px; min-width: 0; margin: 0; border: 1.5px solid var(--ink); background: var(--card-soft); display: flex; flex-direction: column; }
.sch-bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 14px; border-bottom: 1.5px solid var(--ink); }
.sch-body { padding: 22px 22px 18px; display: flex; flex-direction: column; gap: 0; flex-grow: 1; }
.sch-stage { display: grid; grid-template-columns: 54px 1fr; gap: 14px; align-items: start; }
.sch-stage-name { font: 600 11px/1 var(--mono); letter-spacing: 0.08em; padding-top: 8px; }
.email-card { border: 1.5px solid var(--ink); background: var(--card); padding: 12px 14px; font: 400 13px/1.5 var(--mono); min-height: 92px; transition: opacity .25s ease, transform .25s ease; }
.email-card .from { display: flex; justify-content: space-between; gap: 12px; font-size: 12px; color: var(--ink-2); }
.email-card .subj { font: 600 15px/1.4 var(--sans); margin-top: 6px; }
.email-card.is-swapping { opacity: 0; transform: translateY(-6px); }
.wire { height: 34px; margin-left: 68px; position: relative; }
.wire::before { content: ""; position: absolute; left: 22px; top: 0; bottom: 0; border-left: 1.5px dashed var(--ink); }
.wire .pulse { position: absolute; left: 17px; top: 0; width: 12px; height: 12px; border-radius: 50%; background: var(--yellow); border: 1.5px solid #1F4D3F; opacity: 0; }
.wire.is-on .pulse { animation: travel .6s ease-in forwards; }
@keyframes travel { 0% { top: -2px; opacity: 1; } 100% { top: calc(100% - 10px); opacity: 1; } }
.bins { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; list-style: none; margin: 0; padding: 0; }
.bins li { border: 1.5px solid var(--ink); padding: 10px 8px; font: 600 12px/1.2 var(--mono); letter-spacing: 0.05em; text-align: center; background: var(--card); transition: background-color .2s ease, color .2s ease; }
.bins li.is-hit { background: var(--yellow); color: #1F4D3F; border-color: #1F4D3F; }
.acts { list-style: none; margin: 0; padding: 0; border: 1.5px solid var(--ink); background: var(--card); }
.acts li { display: flex; gap: 10px; align-items: baseline; padding: 9px 12px; font: 400 13px/1.45 var(--mono); border-bottom: 1px solid var(--line); opacity: .28; transition: opacity .25s ease; }
.acts li:last-child { border-bottom: 0; }
.acts li.is-done { opacity: 1; }
.acts .tick { font-weight: 600; width: 14px; flex-shrink: 0; }
.sch-foot { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 10px; border-top: 1.5px solid var(--ink); padding: 8px 10px 8px 14px; }
.sch-ctrls { display: flex; gap: 6px; }
.sch-ctrls button { background: var(--card); color: var(--ink); border: 1.5px solid var(--ink); font: 600 12px var(--mono); letter-spacing: 0.06em; min-height: 44px; min-width: 44px; padding: 0 12px; cursor: pointer; }
.sch-ctrls button:hover { background: var(--yellow); color: #1F4D3F; }

/* Cards */
.grid-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 24px; }
.card { border: 1.5px solid var(--ink); background: var(--card); display: flex; flex-direction: column; }
.card-dashed { border-style: dashed; background: var(--card-soft); }
.card-head { display: flex; justify-content: space-between; gap: 12px; padding: 12px 16px; background: var(--panel); color: var(--on-panel); }
.card-dashed .card-head { background: transparent; color: var(--ink); border-bottom: 1.5px dashed var(--ink); }
.card-head .status { color: var(--yellow); }
.card-dashed .card-head .status { color: var(--ink); }
.card-body { padding: 24px 20px 8px; }
.card-body h3 { font: 800 32px/1.1 var(--display); margin-bottom: 8px; }
.card-body p { color: var(--ink-2); }
.card-foot { margin-top: auto; padding: 0 20px 20px; }
.card-foot a { font: 600 14px var(--mono); letter-spacing: 0.04em; text-transform: uppercase; }

.spec { margin: 16px 20px 16px; display: grid; grid-template-columns: 120px 1fr; border-top: 1px solid var(--ink); font: 400 13.5px/1.45 var(--mono); }
.spec dt, .spec dd { margin: 0; padding: 10px 0; border-bottom: 1px solid var(--line); }
.spec dt { color: var(--ink-2); padding-right: 10px; }
.spec dt:last-of-type, .spec dd:last-of-type { border-bottom: 0; }
.spec-lg { margin: 0; font-size: 15px; grid-template-columns: 160px 1fr; border: 1.5px solid var(--ink); background: var(--card); padding: 0 18px; }
.spec-lg dt, .spec-lg dd { padding: 14px 0; }

/* Test log table */
.table-wrap { overflow-x: auto; border: 1.5px solid var(--ink); background: var(--card); }
table.log { width: 100%; min-width: 820px; border-collapse: collapse; font: 400 14px/1.45 var(--mono); }
table.log th { background: var(--panel); color: var(--on-panel); text-align: left; font-weight: 500; font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; padding: 12px 16px; }
table.log td { padding: 14px 16px; border-top: 1px solid var(--line); vertical-align: top; }
table.log td:first-child { white-space: nowrap; }
.badge { display: inline-block; padding: 3px 8px; font: 600 12px/1.3 var(--mono); letter-spacing: 0.06em; white-space: nowrap; border: 1.5px solid transparent; }
.badge-pass { background: var(--yellow); color: #1F4D3F; }
.badge-fixed { border-color: var(--ink); }
.badge-fixing { border-color: var(--ink); border-style: dashed; }
.badge-note { border-color: var(--line); color: var(--ink-2); }
.footnote { margin-top: 12px; font: 400 12.5px/1.5 var(--mono); color: var(--ink-2); }

/* Installation steps */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 24px; }
.tools { border: 1.5px dashed var(--ink); background: var(--card-soft); padding: 20px; }
.tools ul { list-style: none; margin: 16px 0 0; padding: 0; font: 400 14px/1.5 var(--mono); }
.tools li { display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.tools li:last-child { border-bottom: 0; }
.tools li::before { content: ""; width: 14px; height: 14px; border: 1.5px solid var(--ink); flex-shrink: 0; margin-top: 3px; }
.tools p { margin-top: 12px; font-size: 14px; color: var(--ink-2); }
.step .card-head { background: transparent; color: var(--ink); border-bottom: 1.5px solid var(--ink); }
.step .num { font: 800 72px/0.9 var(--display); font-stretch: 85%; color: transparent; -webkit-text-stroke: 1.5px var(--ink); margin-bottom: 12px; }
.step h3 { font: 800 26px/1.15 var(--display); margin-bottom: 8px; }
.step p { color: var(--ink-2); }
.step-dark { background: var(--panel); color: var(--on-panel); border-color: var(--panel); }
.step-dark .card-head { color: var(--on-panel); border-bottom-color: var(--on-panel); }
.step-dark .card-head .label:last-child { color: var(--yellow); }
.step-dark .num { color: var(--yellow); -webkit-text-stroke: 0; }
.step-dark p { color: var(--on-panel-2); }
.pill { background: var(--yellow); color: #1F4D3F; padding: 0 6px; font-weight: 600; }

/* Sorting bins (Inbox Agent page) */
.bin-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 0; border: 1.5px solid var(--ink); background: var(--card); }
.bin { padding: 20px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); display: flex; flex-direction: column; gap: 8px; }
.bin h3 { font: 600 15px/1.2 var(--mono); letter-spacing: 0.06em; display: flex; align-items: center; gap: 10px; }
.bin h3 .no { border: 1.5px solid var(--ink); padding: 2px 6px; font-size: 12px; }
.bin p { color: var(--ink-2); font-size: 16px; }
.bin .then { font: 400 13.5px/1.5 var(--mono); color: var(--ink); margin-top: auto; padding-top: 8px; }
.bin .then b { font-weight: 600; }

/* Timing diagrams (Follow-up Agent page) */
.timing { border: 1.5px solid var(--ink); background: var(--card); margin-bottom: 24px; }
.timing-head { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; align-items: baseline; padding: 18px 20px; border-bottom: 1.5px solid var(--ink); }
.timing-head h3 { font: 800 28px/1.1 var(--display); }
.timing-head p { font: 400 13px/1.5 var(--mono); color: var(--ink-2); max-width: 520px; }
.track-wrap { overflow-x: auto; }
.track { position: relative; min-width: 720px; height: 172px; margin: 0 20px; }
.track::before { content: ""; position: absolute; left: 0; right: 0; top: 86px; border-top: 2px solid var(--ink); }
.ev { position: absolute; top: 0; bottom: 0; width: 0; }
.ev .dot { position: absolute; top: 78px; left: -8px; width: 16px; height: 16px; border-radius: 50%; border: 2px solid var(--ink); background: var(--card); }
.ev .txt { position: absolute; width: 168px; left: -84px; text-align: center; font: 400 12.5px/1.4 var(--mono); }
.ev.up .txt { bottom: 102px; }
.ev.down .txt { top: 104px; }
.ev .day { display: block; font-weight: 600; letter-spacing: 0.06em; }
.ev.key .dot { background: var(--yellow); border-color: #1F4D3F; }
.ev.end .dot { background: var(--ink); }
.ev.first .dot { left: 0; }
.ev.first .txt { left: 0; text-align: left; }
.ev.last .dot { left: -16px; }
.ev.last .txt { left: -168px; text-align: right; }
.stops { display: flex; flex-wrap: wrap; gap: 8px 20px; padding: 14px 20px; border-top: 1px solid var(--line); font: 400 13px/1.5 var(--mono); }
.stops b { font-weight: 600; }

/* Lists of points */
.points { list-style: none; margin: 0; padding: 0; border-top: 1.5px solid var(--ink); }
.points li { display: grid; grid-template-columns: 48px 1fr; gap: 12px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.points .k { font: 600 13px/1.6 var(--mono); }
.points h3 { font: 700 19px/1.3 var(--sans); margin-bottom: 4px; }
.points p { color: var(--ink-2); }

/* FAQ */
.faq { border-top: 1.5px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: 56px 1fr 24px; gap: 12px; align-items: baseline; padding: 20px 0; font: 700 19px/1.35 var(--sans); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .k { font: 600 13px var(--mono); }
.faq summary::after { content: "+"; font: 500 24px/1 var(--mono); justify-self: end; }
.faq details[open] summary::after { content: "−"; }
.faq .ans { padding: 0 36px 22px 68px; color: var(--ink-2); max-width: 820px; }
.faq .ans p + p { margin-top: 10px; }

/* Form */
.form-card { border: 1.5px solid var(--ink); background: var(--card); }
.form-card form { padding: 24px 22px; display: grid; gap: 20px; }
.field { display: grid; gap: 8px; }
.field label, .field legend { font: 600 13px/1.3 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; }
.field .opt { font-weight: 400; color: var(--ink-2); text-transform: none; letter-spacing: 0; }
.field input[type="text"], .field input[type="email"], .field input[type="url"], .field select, .field textarea {
  width: 100%; min-height: 48px; padding: 12px 14px; font: 400 16px/1.4 var(--sans); color: var(--ink);
  background: var(--paper); border: 1.5px solid var(--ink); border-radius: 0; appearance: none;
}
.field select { background-image: linear-gradient(45deg, transparent 50%, var(--ink) 50%), linear-gradient(135deg, var(--ink) 50%, transparent 50%); background-position: calc(100% - 20px) 50%, calc(100% - 14px) 50%; background-size: 6px 6px; background-repeat: no-repeat; padding-right: 40px; }
.field textarea { min-height: 112px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 3px solid var(--yellow); outline-offset: 0; }
.field .hint { font: 400 13px/1.45 var(--mono); color: var(--ink-2); }
fieldset.field { border: 0; margin: 0; padding: 0; min-width: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips label { position: relative; }
.chips input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.chips span { display: inline-flex; align-items: center; min-height: 44px; padding: 0 16px; border: 1.5px solid var(--ink); font: 500 14px var(--mono); background: var(--paper); text-transform: none; letter-spacing: 0; }
.chips input:checked + span { background: var(--ink); color: var(--paper); }
.chips input:focus-visible + span { outline: 3px solid var(--yellow); outline-offset: 2px; }
.form-note { font: 400 13px/1.5 var(--mono); color: var(--ink-2); }
.form-status { font: 500 14px/1.5 var(--mono); padding: 12px 14px; border: 1.5px solid var(--ink); background: var(--yellow); color: #1F4D3F; }
.form-status[hidden] { display: none; }
.form-card .card-head { background: var(--panel); }
.get-list { list-style: none; margin: 24px 0 0; padding: 0; border-top: 1.5px solid var(--ink); }
.get-list li { padding: 14px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 40px 1fr; gap: 8px; }
.get-list .k { font: 600 13px/1.6 var(--mono); }

/* CTA band + footer */
.cta { background: var(--panel); color: var(--on-panel); margin-top: 40px; }
.cta .wrap { padding-top: 80px; padding-bottom: 80px; display: flex; flex-wrap: wrap; gap: 32px 40px; align-items: center; justify-content: space-between; }
.cta .label { color: var(--yellow); margin-bottom: 16px; display: block; }
.cta h2 { font-size: clamp(44px, 6vw, 72px); margin-bottom: 16px; }
.cta p { font-size: 19px; max-width: 560px; color: var(--on-panel-2); }
.cta .btn-yellow { font-size: 16px; padding: 20px 30px; border-color: var(--yellow); }
.cta .btn-yellow:hover { box-shadow: 3px 3px 0 var(--on-panel); }
.site-footer { background: var(--panel); color: var(--on-panel); border-top: 1px solid rgba(236, 238, 234, 0.25); }
.site-footer .wrap { padding-top: 28px; padding-bottom: 28px; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; font: 400 13px/1.7 var(--mono); }
.site-footer h2 { font: 600 12px/1.4 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--yellow); margin-bottom: 8px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.site-footer .fine { grid-column: 1 / -1; border-top: 1px solid rgba(236, 238, 234, 0.25); padding-top: 18px; color: var(--on-panel-2); display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; }

/* Phone */
@media (max-width: 860px) {
  :root { --gutter: 16px; }
  .js .menu-btn { display: inline-flex; align-items: center; }
  .js .nav { display: none; width: 100%; flex-direction: column; align-items: stretch; gap: 0; padding: 4px 0 16px; }
  .js .nav.is-open { display: flex; }
  .nav a { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
  .nav .btn-yellow { margin-top: 12px; border-bottom: 1.5px solid #1F4D3F; }
  .site-header .wrap { min-height: 68px; gap: 12px; }
  .brand { gap: 10px; }
  .brand-mark { width: 36px; height: 36px; }
  .brand-name { font-size: 15px; letter-spacing: 0.03em; }
  .hero { padding-top: 40px; }
  .section { padding: 48px 0; }
  .sch-stage { grid-template-columns: 1fr; gap: 8px; }
  .sch-stage-name { padding-top: 0; }
  .wire { margin-left: 0; }
  .bins li { font-size: 11px; padding: 10px 4px; }
  .spec { grid-template-columns: 104px 1fr; }
  .spec-lg { grid-template-columns: 1fr; }
  .spec-lg dt { padding-bottom: 0; border-bottom: 0; }
  .faq summary { grid-template-columns: 40px 1fr 24px; font-size: 17px; }
  .faq .ans { padding: 0 0 20px 52px; }
  .cta .wrap { padding-top: 56px; padding-bottom: 56px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}