/* Pascalor site. Part 1: tokens, base, layout, header, components. The brand skin (parallelogram shape) is in site-3.css. */
@font-face { font-family: 'Outfit'; font-weight: 400; font-style: normal; font-display: swap; src: url('../fonts/Outfit-Regular.woff') format('woff'); }
@font-face { font-family: 'Outfit'; font-weight: 700; font-style: normal; font-display: swap; src: url('../fonts/Outfit-Bold.woff') format('woff'); }
@font-face { font-family: 'Inter'; font-weight: 400; font-style: normal; font-display: swap; src: url('../fonts/Inter-Regular.woff') format('woff'); }
@font-face { font-family: 'Inter'; font-weight: 500; font-style: normal; font-display: swap; src: url('../fonts/Inter-Medium.woff') format('woff'); }
@font-face { font-family: 'Inter'; font-weight: 600; font-style: normal; font-display: swap; src: url('../fonts/Inter-SemiBold.woff') format('woff'); }
@font-face { font-family: 'Inter'; font-weight: 700; font-style: normal; font-display: swap; src: url('../fonts/Inter-Bold.woff') format('woff'); }
@font-face { font-family: 'IBM Plex Mono'; font-weight: 400; font-style: normal; font-display: swap; src: url('../fonts/IBMPlexMono-Regular.woff') format('woff'); }
@font-face { font-family: 'IBM Plex Mono'; font-weight: 700; font-style: normal; font-display: swap; src: url('../fonts/IBMPlexMono-Bold.woff') format('woff'); }

:root {
  --ink: #1C0F10; --graphite: #3B2A2C; --slate: #6B5B5D; --rule: #E6DCDA; --mist: #F4ECEA; --paper: #FBF7F5;
  --bg: #FBF7F5; --surface: #FFFFFF; --text: #1C0F10; --muted: #6B5B5D; --line: #E6DCDA; --panel: #F4ECEA;
  --accent: #C00000; --accent-ink: #FFFFFF; --accent-text: #C00000; --accent-deep: #8E0000; --curve: #C00000; --tint: #F9E1DF;
  --s-f: #C00000; --s-h: #0B6B73; --s-e: #A85F00; --s-p: #6A4C93;
  --ok: #2F6B2A; --danger: #B42318; --warn-bg: #FFF4E5; --warn-line: #E8B87A;
  --skew: -14deg;
  --font-head: 'Outfit', 'Arial Black', Arial, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --radius: 6px; --shadow: 0 1px 2px rgba(28,15,16,.05), 0 8px 24px rgba(28,15,16,.07);
  --hero-art: url('../img/motif-bars-color.svg');
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #150A0B; --surface: #211214; --text: #F6ECEA; --muted: #BBA6A3; --line: #3A2527; --panel: #2A1719; --rule: #3A2527;
    --accent: #FF5A4F; --accent-ink: #150A0B; --accent-text: #FF8F86; --accent-deep: #FF8F86; --curve: #FF5A4F; --tint: #3A1B1D;
    --s-f: #FF8F86; --s-h: #4FC3CC; --s-e: #F0B34A; --s-p: #BBA3E6; --ok: #8FD08A; --danger: #FF8F86;
    --warn-bg: #2A2115; --warn-line: #7A5A2E; --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.35);
    --hero-art: url('../img/motif-bars-reverse.svg');
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #150A0B; --surface: #211214; --text: #F6ECEA; --muted: #BBA6A3; --line: #3A2527; --panel: #2A1719; --rule: #3A2527;
  --accent: #FF5A4F; --accent-ink: #150A0B; --accent-text: #FF8F86; --accent-deep: #FF8F86; --curve: #FF5A4F; --tint: #3A1B1D;
  --s-f: #FF8F86; --s-h: #4FC3CC; --s-e: #F0B34A; --s-p: #BBA3E6; --ok: #8FD08A; --danger: #FF8F86;
  --warn-bg: #2A2115; --warn-line: #7A5A2E; --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.35);
  --hero-art: url('../img/motif-bars-reverse.svg');
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { animation: none !important; transition: none !important; } }
body { margin: 0; background: var(--bg); color: var(--text); font: 400 16px/1.6 var(--font-body); -webkit-text-size-adjust: 100%; text-rendering: optimizeLegibility; }
h1, h2, h3, h4, p, ul, ol, figure, blockquote { margin: 0; }
h1, h2, h3, h4 { font-family: var(--font-head); font-weight: 700; text-wrap: balance; letter-spacing: -0.02em; }
a { color: var(--accent-text); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
img, svg { max-width: 100%; }
:focus-visible { outline: 2px solid var(--accent-text); outline-offset: 2px; border-radius: 3px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 8px; top: -60px; background: var(--accent); color: var(--accent-ink); padding: 10px 14px; border-radius: var(--radius); z-index: 100; }
.skip:focus { top: 8px; }

.wrap { max-width: 1180px; margin: 0 auto; padding-left: max(20px, env(safe-area-inset-left, 0px)); padding-right: max(20px, env(safe-area-inset-right, 0px)); }
.narrow { max-width: 760px; }
.section { padding-block: clamp(48px, 8vw, 96px); }
.section.alt { background: var(--panel); border-block: 1px solid var(--line); }
.section.tight { padding-block: clamp(32px, 5vw, 56px); }
.sec-head { display: flex; flex-direction: column; gap: 12px; margin-bottom: clamp(24px, 4vw, 44px); max-width: 780px; }
.sec-head.center { margin-inline: auto; text-align: center; align-items: center; }
.eyebrow { font: 500 12px/1.2 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--accent-text); }
.eyebrow.muted { color: var(--muted); }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); line-height: 1.08; }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.3rem); line-height: 1.15; }
h3 { font-size: 1.2rem; line-height: 1.3; font-weight: 700; }
h4 { font-size: 1.02rem; font-weight: 700; font-family: var(--font-body); letter-spacing: 0; }
.lead { color: var(--muted); font-size: clamp(1.05rem, 1.6vw, 1.2rem); max-width: 62ch; line-height: 1.55; }
.muted { color: var(--muted); }
.fine { color: var(--muted); font-size: 13px; line-height: 1.5; max-width: 76ch; }
.mono { font-family: var(--font-mono); }

/* notice (preview mode) */
.notice { background: var(--ink); color: #fff; font-size: 13px; padding: 7px 0; text-align: center; }
:root[data-theme="dark"] .notice, :root:not([data-theme="light"]) .notice { background: var(--panel); color: var(--text); }
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) .notice { background: var(--ink); color: #fff; } }
.notice a { color: inherit; }

/* header */
.site-header { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: saturate(1.4) blur(10px); -webkit-backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--line); }
.top { display: flex; align-items: center; gap: 20px; min-height: 68px; }
.brand { display: inline-flex; align-items: center; flex: none; }
.brand img { height: 30px; width: auto; display: block; }
.logo-dark { display: none !important; }
:root[data-theme="dark"] .logo-light { display: none !important; }
:root[data-theme="dark"] .logo-dark { display: block !important; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .logo-light { display: none !important; }
  :root:not([data-theme="light"]) .logo-dark { display: block !important; }
}
.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav a { text-decoration: none; color: var(--muted); font-size: 14.5px; font-weight: 500; padding: 8px 11px; border-radius: var(--radius); }
.nav a:hover { color: var(--text); background: var(--panel); }
.nav a.cta-nav, .nav a.cta-nav:hover { color: var(--accent-ink); background: var(--accent); }
.nav a[aria-current="page"] { color: var(--text); box-shadow: inset 0 -2px 0 var(--curve); border-radius: 0; }
.tools { display: flex; align-items: center; gap: 6px; }
.icon-btn { width: 38px; height: 38px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--line); background: transparent; color: var(--text); border-radius: var(--radius); cursor: pointer; font: inherit; }
.icon-btn:hover { border-color: var(--accent-text); }
.icon-btn svg { width: 18px; height: 18px; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.nav-toggle { display: none; }
.cta-nav { margin-left: 6px; }
@media (max-width: 1100px) {
  .nav { position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; align-items: stretch; background: var(--bg); border-bottom: 1px solid var(--line); padding: 8px 20px 16px; display: none; margin: 0; box-shadow: var(--shadow); }
  .nav.open { display: flex; }
  .nav a { padding: 12px 8px; font-size: 16px; }
  .nav a[aria-current="page"] { box-shadow: inset 3px 0 0 var(--curve); padding-left: 14px; }
  .nav-toggle { display: inline-flex; }
  .tools { margin-left: auto; }
  .cta-nav { display: none; }
}

/* search overlay */
.search-dialog { border: 1px solid var(--line); border-radius: 10px; padding: 0; width: min(680px, calc(100vw - 24px)); background: var(--surface); color: var(--text); box-shadow: 0 24px 80px rgba(0,0,0,.35); margin: 10vh auto auto; }
.search-dialog::backdrop { background: rgba(8,16,24,.55); }
.search-box { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-bottom: 1px solid var(--line); }
.search-box input { flex: 1; border: 0; background: transparent; color: var(--text); font: 400 18px var(--font-body); outline: none; min-width: 0; }
.search-results { list-style: none; margin: 0; padding: 6px; max-height: 56vh; overflow: auto; }
.search-results li a { display: grid; gap: 2px; padding: 10px 12px; border-radius: var(--radius); text-decoration: none; color: var(--text); }
.search-results li a:hover, .search-results li a:focus { background: var(--panel); }
.search-results .t { font-weight: 600; }
.search-results .k { font: 500 11px/1.4 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--accent-text); }
.search-results .s { color: var(--muted); font-size: 13.5px; }
.search-hint { padding: 12px 16px; color: var(--muted); font-size: 13.5px; }

/* buttons, chips, pills */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 13px 22px; border-radius: var(--radius); font: 600 15px/1 var(--font-body); text-decoration: none; cursor: pointer; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-ink); transition: transform .15s, box-shadow .15s, background .15s; }
.btn:hover { text-decoration: none; transform: translateY(-1px); box-shadow: var(--shadow); }
.btn.ghost { background: transparent; color: var(--text); border-color: var(--line); }
.btn.ghost:hover { border-color: var(--accent-text); }
.btn.small { padding: 10px 14px; font-size: 14px; }
.btn[disabled] { opacity: .6; cursor: default; transform: none; box-shadow: none; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }
.chip { padding: 7px 13px; border: 1px solid var(--line); border-radius: 999px; background: transparent; color: var(--text); font: 500 13.5px/1.2 var(--font-body); cursor: pointer; }
.chip:hover:not(:disabled) { border-color: var(--accent-text); }
.chip:disabled { opacity: .45; cursor: default; }
.chip[aria-pressed="true"] { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.pill { display: inline-block; font: 500 11.5px/1 var(--font-mono); letter-spacing: .05em; padding: 5px 8px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); white-space: nowrap; }
.pill.poly { color: var(--accent-text); border-color: color-mix(in srgb, var(--accent-text) 55%, transparent); }
.pill.s-f { color: var(--s-f); border-color: currentColor; } .pill.s-h { color: var(--s-h); border-color: currentColor; } .pill.s-e { color: var(--s-e); border-color: currentColor; } .pill.s-p { color: var(--s-p); border-color: currentColor; }
.badge { display: inline-flex; align-items: center; gap: 6px; font: 500 11.5px/1 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; padding: 5px 9px; border-radius: 999px; background: var(--panel); color: var(--muted); }
.badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.badge.available { color: var(--ok); } .badge.request { color: var(--accent-text); } .badge.dev { color: var(--muted); }
.linkish { background: none; border: 0; padding: 0; font: inherit; color: var(--accent-text); text-decoration: underline; cursor: pointer; }

/* hero */
.hero { position: relative; padding-block: clamp(40px, 7vw, 96px) clamp(48px, 8vw, 104px); overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 48px 48px; opacity: .35; mask-image: radial-gradient(ellipse 80% 70% at 75% 40%, #000 0%, transparent 72%); -webkit-mask-image: radial-gradient(ellipse 80% 70% at 75% 40%, #000 0%, transparent 72%); pointer-events: none; }
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 72px); align-items: center; }
.hero-copy { display: flex; flex-direction: column; gap: 22px; }
.hero h1 em { font-style: normal; color: var(--accent-text); }
.hero-art { position: relative; }
.sheet { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; box-shadow: var(--shadow); }
.sheet-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 18px; border-bottom: 1px solid var(--line); font: 500 11.5px/1.2 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.sheet-body { padding: 14px 18px 18px; }
.sheet .rows { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 12px; padding-top: 12px; border-top: 1px dashed var(--line); }
.sheet .rows div { display: flex; flex-direction: column; gap: 2px; }
.sheet .rows dt { font: 500 10.5px/1.2 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.sheet .rows dd { margin: 0; font: 500 15px var(--font-mono); }
.stamp { position: absolute; right: -10px; bottom: -18px; transform: rotate(-4deg); border: 2px solid var(--curve); color: var(--curve); font: 700 12px/1.2 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; padding: 8px 12px; border-radius: 4px; background: var(--bg); }
.draw { stroke-dasharray: 1200; stroke-dashoffset: 1200; animation: draw 2.2s .3s ease-out forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }
@media (max-width: 900px) { .hero-grid { grid-template-columns: minmax(0, 1fr); } .stamp { right: 8px; } }

/* charts (shared by hero, passport, datasheet) */
.chart { display: block; width: 100%; height: auto; }
.chart .g { stroke: var(--line); stroke-width: 1; opacity: .8; }
.chart .ax { stroke: var(--muted); stroke-width: 1.25; }
.chart .tick { fill: var(--muted); font: 12px var(--font-mono); }
.chart .axt { fill: var(--muted); font: 12.5px var(--font-body); }
.chart .lab { fill: var(--text); font: 500 13px var(--font-mono); }
.chart .dash { stroke: var(--muted); stroke-dasharray: 4 4; stroke-width: 1; fill: none; }
.chart .curve { stroke: var(--curve); stroke-width: 2.8; fill: none; stroke-linejoin: round; stroke-linecap: round; }
.chart .pt { fill: var(--curve); stroke: var(--surface); stroke-width: 2; }
.chart .pt.dim { fill: var(--muted); }
.chart .band-fill { fill: var(--line); opacity: .45; }
.chart .lim { stroke: var(--muted); stroke-width: 1; stroke-dasharray: 5 4; }
.fig-note { color: var(--muted); font-size: 13px; margin-top: 8px; }

/* grids and cards */
.grid { display: grid; gap: clamp(14px, 2vw, 24px); }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); } .g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 960px) { .g3, .g4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .g2, .g3, .g4 { grid-template-columns: minmax(0, 1fr); } }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: clamp(18px, 2.4vw, 26px); display: flex; flex-direction: column; gap: 12px; min-width: 0; }
a.card { text-decoration: none; color: inherit; transition: transform .15s, box-shadow .15s, border-color .15s; }
a.card:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--accent-text) 50%, var(--line)); }
.card h3 { font-family: var(--font-head); font-weight: 700; }
.card p { color: var(--muted); font-size: 15px; }
.card .go { margin-top: auto; font-weight: 600; font-size: 14px; color: var(--accent-text); }
.card-top { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.line-card { border-top: 4px solid var(--lc, var(--curve)); position: relative; }
.line-card.s-f { --lc: var(--s-f); } .line-card.s-h { --lc: var(--s-h); } .line-card.s-e { --lc: var(--s-e); } .line-card.s-p { --lc: var(--s-p); }
.line-card .lname { font: 700 2rem/1 var(--font-head); color: var(--lc); }
.line-card .meaning { font: 500 11.5px/1 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.line-card img { height: 54px; width: auto; align-self: flex-start; }
.meta { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 4px 14px; font-size: 14px; }
.meta dt { font: 500 11.5px/1.7 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.meta dd { margin: 0; }
.stat-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); overflow: hidden; }
.stat { padding: 22px 24px; display: flex; flex-direction: column; gap: 4px; }
.stat + .stat { border-left: 1px solid var(--line); }
.stat b { font: 700 2.2rem/1 var(--font-head); color: var(--text); letter-spacing: -0.02em; }
.stat span { color: var(--muted); font-size: 14px; }
@media (max-width: 800px) { .stat-row { grid-template-columns: repeat(2, minmax(0, 1fr)); } .stat:nth-child(3) { border-left: 0; } .stat:nth-child(n+3) { border-top: 1px solid var(--line); } }

/* process steps */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 22px; counter-reset: step; }
.steps li { counter-increment: step; display: flex; flex-direction: column; gap: 8px; padding-top: 16px; border-top: 2px solid var(--curve); }
.steps li::before { content: "0" counter(step); font: 500 13px/1 var(--font-mono); color: var(--accent-text); }
.steps h3 { font-size: 1.05rem; }
.steps p { color: var(--muted); font-size: 14.5px; }
@media (max-width: 960px) { .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .steps { grid-template-columns: minmax(0, 1fr); } }

/* tables */
.tbl-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.tbl, .mini { width: 100%; border-collapse: collapse; font-size: 14px; }
.tbl th, .mini th { text-align: left; font: 500 11px/1.3 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); padding: 10px 12px 10px 0; border-bottom: 1px solid var(--line); white-space: nowrap; }
.tbl td, .mini td { padding: 9px 12px 9px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.tbl tr:last-child td, .mini tr:last-child td { border-bottom: 0; }
.num { font-family: var(--font-mono); white-space: nowrap; }
details { border-top: 1px solid var(--line); padding-top: 10px; }
summary { cursor: pointer; font-weight: 600; font-size: 14.5px; }

/* prose (articles, reports, legal) */
.prose { max-width: 72ch; font-size: 17px; line-height: 1.72; }
.prose > * + * { margin-top: 1.1em; }
.prose h2 { font-size: 1.7rem; margin-top: 2.2em; padding-top: .2em; line-height: 1.2; }
.prose h3 { font-size: 1.2rem; margin-top: 1.8em; }
.prose h2 + *, .prose h3 + * { margin-top: .6em; }
.prose ul, .prose ol { padding-left: 1.3em; } .prose li + li { margin-top: .4em; }
.prose strong { font-weight: 600; }
.prose table { width: 100%; border-collapse: collapse; font-size: 14.5px; line-height: 1.5; display: block; overflow-x: auto; max-width: 100%; }
.prose th { text-align: left; font: 500 11.5px/1.3 var(--font-mono); letter-spacing: .07em; text-transform: uppercase; color: var(--muted); padding: 10px 14px 10px 0; border-bottom: 2px solid var(--line); vertical-align: bottom; }
.prose td { padding: 10px 14px 10px 0; border-bottom: 1px solid var(--line); vertical-align: top; min-width: 110px; }
.prose code { font: 400 .9em var(--font-mono); background: var(--panel); padding: .1em .35em; border-radius: 4px; }
.prose blockquote { border-left: 3px solid var(--curve); padding: .2em 0 .2em 1.1em; color: var(--muted); }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 2.4em 0; }
.prose .wide { max-width: none; }

.prose.report { max-width: none; }
.prose.report > p, .prose.report > ul, .prose.report > ol, .prose.report > .callout, .prose.report > h2, .prose.report > h3 { max-width: 78ch; }
.prose.report table { font-size: 13.5px; }
.prose.report td { min-width: 96px; }

/* Part 2: page-specific components, forms, datasheet, reports, footer, print. */

/* page header (inner pages) */
.page-head { padding-block: clamp(36px, 6vw, 72px) clamp(24px, 4vw, 40px); border-bottom: 1px solid var(--line); background: linear-gradient(180deg, var(--panel), var(--bg)); }
.page-head .inner { display: flex; flex-direction: column; gap: 14px; max-width: 820px; }
.crumbs { font: 500 12px/1.2 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); display: flex; flex-wrap: wrap; gap: 6px; }
.crumbs a { color: var(--muted); text-decoration: none; } .crumbs a:hover { color: var(--accent-text); }
.crumbs span[aria-hidden] { opacity: .6; }

/* articles and reports */
.article-grid { display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: clamp(28px, 5vw, 72px); align-items: start; }
@media (max-width: 960px) { .article-grid { grid-template-columns: minmax(0, 1fr); } }
.toc { position: sticky; top: 92px; font-size: 14px; border-left: 2px solid var(--line); padding-left: 16px; }
.toc b { display: block; font: 500 11.5px/1.2 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.toc a { display: block; padding: 4px 0; color: var(--muted); text-decoration: none; }
.toc a:hover { color: var(--accent-text); }
@media (max-width: 960px) { .toc { display: none; } }
.art-meta { display: flex; flex-wrap: wrap; gap: 8px 16px; color: var(--muted); font: 500 12.5px/1.2 var(--font-mono); letter-spacing: .04em; }
.callout { border: 1px solid var(--warn-line); background: var(--warn-bg); border-radius: 8px; padding: 14px 18px; font-size: 15px; line-height: 1.55; max-width: 76ch; }
.callout.info { border-color: var(--line); background: var(--panel); }
.docctl { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px 24px; border: 1px solid var(--line); background: var(--surface); border-radius: 8px; padding: 16px 18px; margin: 0; }
.docctl dt { font: 500 11px/1.4 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.docctl dd { margin: 0; font-weight: 500; font-size: 14.5px; }
.related { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr)); }
.cta-band { background: var(--ink); color: #fff; border-radius: 14px; padding: clamp(28px, 5vw, 56px); display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 24px; align-items: center; }
.cta-band h2 { color: #fff; }
.cta-band p { color: #D9C9C6; max-width: 52ch; }
.cta-band .btn { background: #fff; color: var(--ink); border-color: #fff; }
.cta-band .btn.ghost { background: transparent; color: #fff; border-color: #6B5B5D; }
.cta-band .btn-row { justify-content: flex-end; }
:root[data-theme="dark"] .cta-band { background: var(--panel); border: 1px solid var(--line); }
@media (max-width: 800px) { .cta-band { grid-template-columns: 1fr; } .cta-band .btn-row { justify-content: flex-start; } }

/* learn index */
.search-line { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-bottom: 20px; }
.in { width: 100%; min-width: 0; font: inherit; font-size: 16px; color: var(--text); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 12px; }
.in::placeholder { color: var(--muted); opacity: .85; }
textarea.in { resize: vertical; }
select.in { appearance: auto; }
.search-line .in { flex: 1 1 260px; max-width: 420px; }
.art-card .meta2 { display: flex; flex-wrap: wrap; gap: 8px; font: 500 11.5px/1.2 var(--font-mono); letter-spacing: .06em; color: var(--muted); text-transform: uppercase; }
.group-title { font: 500 12px/1.2 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin: 40px 0 14px; padding-bottom: 10px; border-bottom: 1px solid var(--line); }
.gloss dt { font-family: var(--font-head); font-weight: 700; font-size: 1.1rem; margin-top: 22px; }
.gloss dd { margin: 4px 0 0; color: var(--muted); max-width: 70ch; }
.gloss dd a { color: var(--accent-text); }
.az { display: flex; flex-wrap: wrap; gap: 6px; margin: 18px 0; }
.az a { min-width: 32px; text-align: center; padding: 6px 8px; border: 1px solid var(--line); border-radius: 6px; text-decoration: none; color: var(--text); font: 500 13px var(--font-mono); }
.az a:hover { border-color: var(--accent-text); }

/* standards */
.std-grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 360px), 1fr)); }
.std { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 16px 18px; display: flex; flex-direction: column; gap: 8px; }
.std .id { font: 700 14px var(--font-mono); color: var(--accent-text); }
.std h3 { font-family: var(--font-body); font-size: 1rem; line-height: 1.35; }
.std p { font-size: 14px; color: var(--muted); }
.std .why { color: var(--text); }
.std .note { font-size: 12.5px; padding-top: 6px; border-top: 1px dashed var(--line); }

/* tools */
.tool { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: clamp(18px, 3vw, 28px); display: flex; flex-direction: column; gap: 16px; }
.tool-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; align-items: end; }
.f { display: flex; flex-direction: column; gap: 6px; font-size: 14px; font-weight: 500; min-width: 0; }
.f .opt { font-weight: 400; color: var(--muted); }
.out { padding: 14px 16px; background: var(--panel); border-radius: 8px; font-size: 15px; min-height: 3em; }
.out table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
.out td, .out th { padding: 6px 10px 6px 0; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.out th { font: 500 11px/1.4 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.out .big { font: 700 2rem/1.1 var(--font-head); }
.checks { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 8px; }
.checks label { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); cursor: pointer; font-size: 14.5px; }
.checks label:has(input:checked) { border-color: var(--accent-text); background: color-mix(in srgb, var(--accent) 8%, var(--surface)); }
.checks input { accent-color: var(--accent); width: 16px; height: 16px; }
.plan-item { padding: 14px 0; border-bottom: 1px solid var(--line); }
.plan-item:last-child { border-bottom: 0; }
.plan-item h4 { margin-bottom: 4px; }
.plan-item p { color: var(--muted); font-size: 14.5px; }

/* lookups (track) */
.duo { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; align-items: start; }
@media (max-width: 860px) { .duo { grid-template-columns: minmax(0, 1fr); } }
.panel { padding: clamp(18px, 3vw, 28px); display: flex; flex-direction: column; gap: 14px; }
.lookup { display: flex; flex-wrap: wrap; gap: 8px; }
.lookup .in { flex: 1 1 180px; width: auto; }
.try { font-size: 13.5px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 4px 8px; align-items: center; }
.result-box { padding: clamp(18px, 3vw, 28px); display: flex; flex-direction: column; gap: 20px; margin-top: 16px; }
.kv { margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px 20px; }
.kv dt { font: 500 11.5px/1.4 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.kv dd { margin: 0; font-weight: 500; overflow-wrap: anywhere; }
.verdict { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; }
.verdict.ok { color: var(--ok); } .verdict.out { color: var(--danger); }
.st-ok { color: var(--ok); font-weight: 600; } .st-out { color: var(--danger); font-weight: 600; } .st-none { color: var(--muted); }
.trend-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.trend-bar .in { width: auto; min-width: 200px; }
.stepper { list-style: none; margin: 0; padding: 0; }
.stepper li { position: relative; padding: 0 0 18px 30px; color: var(--muted); }
.stepper li::before { content: ""; position: absolute; left: 6px; top: 6px; width: 11px; height: 11px; border-radius: 50%; border: 2px solid var(--line); background: var(--surface); }
.stepper li::after { content: ""; position: absolute; left: 11px; top: 20px; bottom: -2px; width: 1px; background: var(--line); }
.stepper li:last-child { padding-bottom: 0; } .stepper li:last-child::after { display: none; }
.stepper li.done { color: var(--text); } .stepper li.done::before { background: var(--accent); border-color: var(--accent); }
.stepper li.current { color: var(--text); font-weight: 600; }
.stepper li.current::before { border-color: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 22%, transparent); }
.stepper .tag { font: 500 11.5px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--accent-text); margin-left: 8px; }

/* quote form */
#quote-form { padding: clamp(18px, 3vw, 32px); display: flex; flex-direction: column; gap: 30px; }
fieldset { border: 0; margin: 0; padding: 0; min-width: 0; display: flex; flex-direction: column; gap: 16px; }
legend { padding: 0; margin-bottom: 16px; font: 500 12px/1.2 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--accent-text); }
.grid2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 640px) { .grid2 { grid-template-columns: minmax(0, 1fr); } }
.seg { display: flex; flex-wrap: wrap; gap: 8px; }
.seg label { position: relative; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg span { display: block; padding: 9px 14px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg); font-size: 15px; font-weight: 500; cursor: pointer; }
.seg input:checked + span { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.seg input:focus-visible + span { outline: 2px solid var(--accent-text); outline-offset: 2px; }
.base-note { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; padding: 10px 12px; border: 1px solid var(--accent-text); border-radius: var(--radius); font-size: 14px; }
.phead, .prow { display: grid; grid-template-columns: minmax(150px, 1.25fr) 92px minmax(150px, 1.2fr) minmax(150px, 1.3fr) 32px; gap: 8px 12px; align-items: center; }
.phead { padding: 0 0 8px; border-bottom: 1px solid var(--line); font: 500 11.5px/1.2 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.prow { padding: 10px 0; border-bottom: 1px solid var(--line); }
.pn { display: block; font-weight: 500; } .pm { display: block; font: 400 11.5px/1.3 var(--font-mono); color: var(--muted); }
.c-val { display: flex; align-items: center; gap: 8px; min-width: 0; }
.unit { white-space: nowrap; color: var(--muted); font: 400 12.5px var(--font-mono); }
.unit-in { width: 84px; flex: none; }
.rm { width: 32px; height: 32px; border: 1px solid var(--line); border-radius: var(--radius); background: transparent; color: var(--muted); font-size: 18px; line-height: 1; cursor: pointer; }
.rm:hover { color: var(--text); border-color: var(--accent-text); }
@media (max-width: 760px) {
  .phead { display: none; }
  .prow { grid-template-columns: 92px minmax(0, 1fr) 32px; grid-template-areas: "name name rm" "type value value" "cond cond cond"; }
  .c-name { grid-area: name; } .c-type { grid-area: type; } .c-val { grid-area: value; } .c-cond { grid-area: cond; } .c-rm { grid-area: rm; }
}
.padd { display: flex; flex-direction: column; gap: 12px; align-items: flex-start; }
.quick-label { font: 500 11.5px/1.2 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
#quick { display: flex; flex-wrap: wrap; gap: 8px; }
.submit { display: flex; flex-direction: column; gap: 12px; align-items: flex-start; }
.err { color: var(--danger); font-weight: 500; }
.result { margin-top: 20px; padding: clamp(18px, 3vw, 28px); display: flex; flex-direction: column; gap: 16px; }
.result textarea.in { font: 400 13.5px/1.5 var(--font-mono); }
.result-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.req-id { font: 500 1.5rem/1.2 var(--font-mono); color: var(--accent-text); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.status { color: var(--accent-text); font-weight: 500; min-height: 1.5em; }

/* datasheet page */
.ds-bar { display: flex; flex-wrap: wrap; gap: 12px; align-items: end; margin-bottom: 20px; }
.ds-bar label { display: flex; flex-direction: column; gap: 4px; font: 500 11px/1.2 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.ds-bar .in { min-width: 280px; font: 400 15px var(--font-body); text-transform: none; letter-spacing: 0; color: var(--text); }
.ds-page { background: #fff; color: #1C0F10; width: min(100%, 794px); margin: 0 auto; padding: 40px 44px; border: 1px solid var(--line); box-shadow: var(--shadow); font-size: 13px; line-height: 1.5; }
.ds-page .chart { --line: #E6DCDA; }
.ds-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; padding-bottom: 14px; border-bottom: 2px solid #1C0F10; }
.ds-top img { height: 34px; width: auto; }
.ds-top .doc { text-align: right; font: 500 10.5px/1.5 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: #6B5B5D; }
.ds-title { margin: 18px 0 4px; font: 700 26px/1.15 var(--font-head); color: #1C0F10; letter-spacing: -.02em; }
.ds-code { font: 500 12px var(--font-mono); color: #C00000; letter-spacing: .06em; }
.ds-sample { margin: 14px 0 0; border: 1.5px solid #C00000; color: #8E0000; padding: 8px 12px; font: 700 11px/1.4 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; border-radius: 4px; }
.ds-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px 18px; margin: 18px 0; padding: 12px 0; border-block: 1px solid #E6DCDA; }
.ds-grid div { display: flex; flex-direction: column; gap: 2px; }
.ds-grid dt { font: 500 9.5px/1.2 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: #6B5B5D; }
.ds-grid dd { margin: 0; font-weight: 600; font-size: 13px; }
.ds-page h3 { font: 500 10.5px/1.2 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: #C00000; margin: 18px 0 8px; font-weight: 500; }
.ds-page table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.ds-page th { text-align: left; font: 500 9.5px/1.2 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: #6B5B5D; padding: 6px 8px 6px 0; border-bottom: 1px solid #1C0F10; }
.ds-page td { padding: 6px 8px 6px 0; border-bottom: 1px solid #E6DCDA; vertical-align: top; }
.ds-page td.num { font-family: var(--font-mono); }
.ds-foot { margin-top: 22px; padding-top: 10px; border-top: 1px solid #E6DCDA; color: #6B5B5D; font-size: 10.5px; line-height: 1.5; }
@media (max-width: 700px) { .ds-page { padding: 22px 16px; } .ds-grid { grid-template-columns: repeat(2, 1fr); } }

/* product cards */
.product { gap: 14px; }
.product .code { font: 500 12px var(--font-mono); color: var(--muted); letter-spacing: .04em; }
.product h3 { font-size: 1.15rem; }
.line-head { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 22px; margin: 44px 0 18px; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.line-head img { height: 44px; width: auto; }

/* services */
.svc { display: grid; grid-template-columns: 60px minmax(0, 1fr) auto; gap: 8px 22px; align-items: start; padding: 26px 0; border-top: 1px solid var(--line); }
.svc:last-child { border-bottom: 1px solid var(--line); }
.svc .n { font: 700 1.6rem/1 var(--font-head); color: var(--curve); }
.svc h3 { font-size: 1.35rem; margin-bottom: 6px; }
.svc p { color: var(--muted); max-width: 66ch; }
.svc ul { margin: 10px 0 0; padding-left: 1.2em; color: var(--muted); max-width: 66ch; }
@media (max-width: 700px) { .svc { grid-template-columns: 36px minmax(0, 1fr); } .svc > :last-child { grid-column: 2; } }
.two-col { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(20px, 4vw, 56px); }
@media (max-width: 800px) { .two-col { grid-template-columns: minmax(0, 1fr); } }
.yes-no { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.yes-no > div { border: 1px solid var(--line); border-radius: 10px; padding: 18px 20px; background: var(--surface); }
.yes-no h4 { margin-bottom: 8px; }
.yes-no ul { margin: 0; padding-left: 1.2em; color: var(--muted); }
.yes-no li + li { margin-top: 6px; }
@media (max-width: 700px) { .yes-no { grid-template-columns: 1fr; } }
.faq details { border: 1px solid var(--line); border-radius: 10px; background: var(--surface); padding: 0; margin-bottom: 10px; }
.faq summary { padding: 16px 20px; list-style: none; display: flex; justify-content: space-between; gap: 16px; font-size: 1.02rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 400 1.4rem/1 var(--font-mono); color: var(--accent-text); }
.faq details[open] summary::after { content: "−"; }
.faq .ans { padding: 0 20px 18px; color: var(--muted); max-width: 74ch; }
.faq .ans p + p { margin-top: .8em; }

/* footer */
.site-footer { border-top: 1px solid var(--line); padding-block: 48px 36px; background: var(--panel); color: var(--muted); font-size: 14px; margin-top: 0; }
.foot-grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 32px; }
.foot-grid h4 { font: 500 11.5px/1.2 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--text); margin-bottom: 12px; }
.foot-grid a { display: block; color: var(--muted); text-decoration: none; padding: 3px 0; } .foot-grid a:hover { color: var(--accent-text); }
.foot-brand img { height: 32px; width: auto; margin-bottom: 12px; }
.foot-legal { margin-top: 32px; padding-top: 20px; border-top: 1px solid var(--line); display: grid; gap: 8px; font-size: 12.5px; line-height: 1.55; max-width: 100ch; }
@media (max-width: 800px) { .foot-grid { grid-template-columns: 1fr 1fr; } .foot-brand { grid-column: 1 / -1; } }

/* print */
@page { size: A4; margin: 14mm; }
@media print {
  html { scroll-padding-top: 0; }
  body { background: #fff !important; color: #000 !important; font-size: 10.5pt; }
  .site-header, .site-footer, .notice, .ds-bar, .toc, .cta-band, .no-print, .crumbs, .related-wrap, .skip { display: none !important; }
  .page-head { background: none; border: 0; padding: 0 0 8mm; }
  .wrap { max-width: none; padding: 0; }
  .section { padding: 0; }
  a { color: inherit; text-decoration: none; }
  .prose { max-width: none; font-size: 10.5pt; line-height: 1.5; }
  .prose h2 { break-after: avoid; margin-top: 1.4em; font-size: 14pt; }
  .prose h3 { break-after: avoid; }
  .prose table { display: table; font-size: 8.5pt; }
  .prose tr, .prose img, .callout, .docctl { break-inside: avoid; }
  .prose td, .prose th { min-width: 0; padding-right: 6px; }
  .ds-page { width: 100%; max-width: none; border: 0; box-shadow: none; padding: 0; }
  .article-grid { display: block; }
  .report-only-print { display: block !important; }
  .card, .std { break-inside: avoid; }
}
.report-only-print { display: none; }

/* application notes */
.apps { display: flex; flex-direction: column; gap: 12px; }
.app { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 0; }
.app > summary { list-style: none; padding: 16px 20px; display: flex; flex-direction: column; gap: 8px; }
.app > summary::-webkit-details-marker { display: none; }
.app[open] > summary { border-bottom: 1px solid var(--line); }
.app-title { font: 700 1.1rem var(--font-head); }
.app-body { padding: 16px 20px 20px; display: flex; flex-direction: column; gap: 12px; max-width: 80ch; }
.app-body ul { margin: 0; padding-left: 1.2em; }

/* Part 3: the Pascalor shape. A parallelogram with rounded corners that leans 14 degrees to the right, the same
   shape the P of the logo is built from. Only the shape leans: every label stays upright, so nothing gets harder to read.
   Technique: a ::before layer behind the content is skewed; the content itself is never skewed. */
:root { --hero-op: .22; --row-art: url('../img/motif-row-color.svg'); --band-art: url('../img/motif-bars-reverse.svg'); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --hero-op: .55; --row-art: url('../img/motif-row-reverse.svg'); } }
:root[data-theme="dark"] { --hero-op: .55; --row-art: url('../img/motif-row-reverse.svg'); }

/* ---- buttons */
.btn, .chip, .pill, .seg span { position: relative; isolation: isolate; }
.btn { border: 0; background: transparent; color: var(--accent-ink); padding: 14px 30px; border-radius: 0; }
.btn::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--accent); border: 1px solid var(--accent); border-radius: 9px; transform: skewX(var(--skew)); transition: background .15s, border-color .15s; }
.btn:hover { box-shadow: none; filter: drop-shadow(0 6px 10px rgba(192, 0, 0, .22)); }
.btn:hover::before { background: var(--accent-deep); border-color: var(--accent-deep); }
.btn:focus-visible { outline-offset: 5px; }
.btn.ghost { background: transparent; color: var(--text); }
.btn.ghost::before { background: transparent; border-color: var(--line); }
.btn.ghost:hover { filter: none; }
.btn.ghost:hover::before { background: var(--tint); border-color: var(--accent-text); }
.btn.small { padding: 10px 22px; }
.btn[disabled] { filter: none; }
.btn[disabled]:hover::before { background: var(--accent); border-color: var(--accent); }
.nav a.cta-nav, .nav a.cta-nav:hover { background: transparent; box-shadow: none; }
.cta-band .btn { background: transparent; border: 0; color: var(--ink); }
.cta-band .btn::before { background: #fff; border-color: #fff; }
.cta-band .btn:hover::before { background: var(--tint); border-color: var(--tint); }
.cta-band .btn.ghost { background: transparent; color: #fff; }
.cta-band .btn.ghost::before { background: transparent; border-color: #6B5B5D; }
.cta-band .btn.ghost:hover::before { background: rgba(255, 255, 255, .08); border-color: #fff; }

/* ---- filter chips, pills, badges */
.chip { border: 0; background: transparent; padding: 8px 17px; border-radius: 0; }
.chip::before { content: ""; position: absolute; inset: 0; z-index: -1; border: 1px solid var(--line); border-radius: 8px; transform: skewX(var(--skew)); transition: border-color .15s, background .15s; }
.chip:hover:not(:disabled)::before { border-color: var(--accent-text); }
.chip[aria-pressed="true"] { background: transparent; color: var(--accent-ink); }
.chip[aria-pressed="true"]::before { background: var(--accent); border-color: var(--accent); }
.pill { --pb: var(--line); border: 0; border-radius: 0; padding: 6px 11px; }
.pill::before { content: ""; position: absolute; inset: 0; z-index: -1; border: 1px solid var(--pb); border-radius: 6px; transform: skewX(var(--skew)); }
.pill.poly { --pb: color-mix(in srgb, var(--accent-text) 55%, transparent); }
.pill.s-f, .pill.s-h, .pill.s-e, .pill.s-p { --pb: currentColor; }
.badge::before { width: 9px; height: 7px; border-radius: 2px; transform: skewX(var(--skew)); }

/* ---- navigation */
.nav a { position: relative; }
.nav a[aria-current="page"] { box-shadow: none; border-radius: var(--radius); }
.nav a[aria-current="page"]::after { content: ""; position: absolute; left: 11px; right: 11px; bottom: 1px; height: 4px; background: var(--accent); border-radius: 3px; transform: skewX(var(--skew)); }
@media (max-width: 1100px) {
  .nav a[aria-current="page"] { box-shadow: none; padding-left: 8px; }
  .nav a[aria-current="page"]::after { left: 8px; right: auto; width: 34px; bottom: 5px; }
}

/* ---- headings: a short bar before each eyebrow label */
.eyebrow::before { content: ""; display: inline-block; width: 20px; height: 7px; margin-right: 10px; vertical-align: 1px; background: var(--accent); border-radius: 3px; transform: skewX(var(--skew)); }
.eyebrow.muted::before { display: none; }

/* ---- hero: pressure bars behind the lot sheet instead of a grid */
.hero::before { background-image: var(--hero-art); background-repeat: no-repeat; background-size: min(76vw, 700px) auto; background-position: right -90px top 18px; opacity: var(--hero-op); mask-image: none; -webkit-mask-image: none; }
.stamp { border: 0; background: transparent; color: var(--curve); padding: 9px 20px; transform: rotate(-3deg); }
.stamp::before { content: ""; position: absolute; inset: 0; z-index: -1; border: 2px solid var(--curve); border-radius: 8px; background: var(--bg); transform: skewX(var(--skew)); }
.stamp { isolation: isolate; }

@media (max-width: 900px) { .hero::before { background-size: 420px auto; background-position: right -150px bottom 10px; } }

/* ---- process steps: bars that grow with each stage, like rising pressure */
.steps li { border-top: 0; position: relative; padding-top: 26px; }
.steps li::after { content: ""; position: absolute; left: 0; top: 0; width: 30px; height: 9px; background: var(--accent); border-radius: 3px; transform: skewX(var(--skew)); transform-origin: left center; }
.steps li:nth-child(2)::after { width: 44px; } .steps li:nth-child(3)::after { width: 58px; } .steps li:nth-child(4)::after { width: 72px; } .steps li:nth-child(5)::after { width: 86px; }

/* ---- series cards: a coloured tab on top */
.line-card { border-top: 1px solid var(--line); }
.line-card::before { content: ""; position: absolute; left: 24px; top: -5px; width: 76px; height: 9px; background: var(--lc, var(--accent)); border-radius: 3px; transform: skewX(var(--skew)); }
.line-card .meaning { text-transform: none; letter-spacing: .02em; font-size: 12.5px; }

/* ---- inner page header and footer */
.page-head { position: relative; overflow: hidden; }
.page-head::after { content: ""; position: absolute; top: 26px; right: max(20px, calc((100vw - 1180px) / 2 + 20px)); width: 150px; height: 26px; background: var(--row-art) no-repeat right center / contain; }
@media (max-width: 640px) { .page-head::after { width: 96px; top: 14px; } }
.site-footer { position: relative; }
.site-footer::before { content: ""; position: absolute; left: max(20px, calc((100vw - 1180px) / 2 + 20px)); top: -14px; width: 130px; height: 24px; background: var(--row-art) no-repeat left center / contain; }
.cta-band { position: relative; overflow: hidden; }
.cta-band::after { content: ""; position: absolute; right: -40px; top: -20px; width: 300px; height: 197px; background: var(--band-art) no-repeat center / contain; opacity: .35; pointer-events: none; }
.cta-band > * { position: relative; z-index: 1; }

/* ---- quote form segmented choices and the lot tracker */
.seg span { border: 0; background: transparent; padding: 10px 19px; }
.seg span::before { content: ""; position: absolute; inset: 0; z-index: -1; border: 1px solid var(--line); background: var(--bg); border-radius: 8px; transform: skewX(var(--skew)); transition: background .15s, border-color .15s; }
.seg label:hover span::before { border-color: var(--accent-text); }
.seg input:checked + span { background: transparent; color: var(--accent-ink); }
.seg input:checked + span::before { background: var(--accent); border-color: var(--accent); }
.stepper li::before { width: 14px; height: 11px; left: 4px; border-radius: 3px; transform: skewX(var(--skew)); }
.stepper li.done::before { background: var(--accent); border-color: var(--accent); }

/* ---- charts and datasheet keep the brand red */
.chart .curve { stroke: var(--curve); }
.ds-top::after { content: ""; display: none; }
.ds-page .ds-code::before { content: ""; display: inline-block; width: 16px; height: 6px; margin-right: 8px; vertical-align: 1px; background: #C00000; border-radius: 2px; transform: skewX(var(--skew)); }

@media (prefers-reduced-motion: reduce) { .btn, .btn::before, .chip::before, .seg span::before { transition: none; } }
@media print { .btn::before, .chip::before, .page-head::after, .site-footer::before, .cta-band::after, .hero::before { display: none !important; } }

/* Part 4: rounds and cut shapes, and the cold pole.
   Hot pole (HPHT) is brand red. Cold pole (HPLT) is Cryo Blue, its opposite on the thermometer.
   Large blocks never use right angles: they take leaf corners (two big radii, two small), circles, or the leaning brand shape.
   Small controls keep the 14 degree lean from Part 3. Text is never skewed. */
:root {
  --hot: #C00000; --hot-deep: #8E0000; --hot-tint: #F9E1DF;
  --cold: #0A6BC2; --cold-deep: #064A8A; --cold-tint: #DCEBFA; --cold-text: #0A6BC2;
  --leaf: 44px 10px 44px 10px; --leaf-r: 10px 44px 10px 44px;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --hot: #FF5A4F; --hot-tint: #3A1B1D; --cold: #4FA8F0; --cold-deep: #8CC8FF; --cold-tint: #12263A; --cold-text: #7CBFFF; } }
:root[data-theme="dark"] { --hot: #FF5A4F; --hot-tint: #3A1B1D; --cold: #4FA8F0; --cold-deep: #8CC8FF; --cold-tint: #12263A; --cold-text: #7CBFFF; }

/* ---- big blocks: leaf corners instead of boxes */
.card, .sheet, .tool, .std, .yes-no > div, .app, .callout, .panel, .result-box, .lookup, .stat-row, .cta-band { border-radius: var(--leaf); }
.card:nth-child(even), .std:nth-child(even), .yes-no > div:nth-child(even) { border-radius: var(--leaf-r); }
.callout { border-radius: 28px 8px 28px 8px; }
.sheet { border-radius: 56px 12px 56px 12px; overflow: hidden; }
.cta-band { border-radius: 90px 14px 90px 14px; }
.app { border-radius: 26px 8px 26px 8px; overflow: hidden; }
a.card:hover { border-color: color-mix(in srgb, var(--hot) 55%, var(--line)); }

/* ---- inputs: pill for one line, leaf for multi-line */
.in { border-radius: 999px; padding-inline: 18px; }
textarea.in { border-radius: 22px 8px 22px 8px; }
select.in { border-radius: 999px; }
.search-box { border-radius: 0; }

/* ---- header and sections: soft curves instead of ruled lines */
.section.alt { border: 0; border-radius: clamp(36px, 7vw, 96px); margin-inline: clamp(6px, 1.6vw, 22px); }
.page-head { border-bottom: 0; border-radius: 0 0 50% 50% / 0 0 clamp(26px, 5vw, 64px) clamp(26px, 5vw, 64px); }
.site-footer { border-radius: clamp(36px, 7vw, 96px) clamp(36px, 7vw, 96px) 0 0; }
.hero::before { background-image: none; }

/* ---- stats become discs */
.stat-row { border: 0; background: transparent; overflow: visible; gap: clamp(12px, 2vw, 28px); }
.stat { aspect-ratio: 1; border-radius: 50%; border: 1px solid var(--line); background: var(--surface); align-items: center; justify-content: center; text-align: center; padding: 18px; position: relative; }
.stat + .stat { border-left: 1px solid var(--line); }
.stat:nth-child(odd) { border-color: color-mix(in srgb, var(--hot) 45%, var(--line)); }
.stat:nth-child(even) { border-color: color-mix(in srgb, var(--cold) 45%, var(--line)); }
.stat b { font-size: clamp(1.7rem, 3.4vw, 2.6rem); }
.stat span { font-size: clamp(12px, 1.3vw, 14px); line-height: 1.3; max-width: 17ch; }
@media (max-width: 800px) { .stat-row { grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: 420px; margin-inline: auto; } }

/* ---- steps: round markers on a connecting line */
.steps li { padding-top: 56px; }
.steps li::after { width: 34px !important; height: 34px; border-radius: 50%; transform: none; background: var(--accent); top: 0; left: 0; }
.steps li::before { position: absolute; left: 0; top: 0; width: 34px; height: 34px; display: grid; place-items: center; z-index: 2; color: var(--accent-ink); font-size: 12px; }
.steps li:nth-child(n)::after { width: 34px; }
.steps { position: relative; }

/* ---- series cards: the round tab and a pole mark */
.line-card::before { width: 64px; height: 64px; border-radius: 50%; transform: none; left: auto; right: 22px; top: -18px; opacity: .92; }
.line-card.s-f::before, .line-card.s-h::before, .line-card.s-e::before, .line-card.s-p::before { background: var(--lc); }

/* ---- poles */
.pole { display: inline-flex; align-items: center; gap: 7px; font: 500 11.5px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.pole::before { content: ""; width: 12px; height: 12px; border-radius: 50%; background: var(--pc, var(--muted)); }
.pole.hot { --pc: var(--hot); color: var(--hot); } .pole.cold { --pc: var(--cold); color: var(--cold-text); }
.pole.both::before { background: linear-gradient(90deg, var(--hot) 50%, var(--cold) 50%); }
.pill.hot { color: var(--hot); --pb: currentColor; } .pill.cold { color: var(--cold-text); --pb: currentColor; }
.eyebrow.cold { color: var(--cold-text); } .eyebrow.cold::before { background: var(--cold); }
.btn.cold::before { background: var(--cold); border-color: var(--cold); } .btn.cold:hover::before { background: var(--cold-deep); border-color: var(--cold-deep); }
.btn.cold { color: #fff; }
:root[data-theme="dark"] .btn.cold, :root:not([data-theme="light"]) .btn.cold { color: #06121F; }

/* ---- hero composition: overlapping discs and cut bars */
.hero-art.shapes { aspect-ratio: 1 / 0.98; position: relative; }
.hero-art.shapes svg.compo { width: 100%; height: 100%; display: block; overflow: visible; }
.hero-art.shapes .sheet { position: absolute; left: 6%; right: 4%; bottom: 2%; box-shadow: var(--shadow); }
.hero-art.shapes .sheet .chart { max-height: 190px; }
.hero-art.shapes .sheet-body { padding: 10px 18px 16px; }
.hero-art.shapes .stamp { position: absolute; right: 6%; top: -2%; bottom: auto; left: auto; z-index: 3; width: 92px; height: 92px; display: grid; place-items: center; text-align: center; padding: 0; letter-spacing: .1em; transform: rotate(-12deg); }
.hero-art.shapes .stamp::before { border-radius: 50%; transform: none; background: var(--bg); }
@media (max-width: 900px) { .hero-art.shapes { aspect-ratio: auto; min-height: 420px; } .hero-art.shapes svg.compo { position: absolute; inset: 0; opacity: .5; } .hero-art.shapes .sheet { position: relative; left: 0; right: 0; margin-top: 90px; } }

/* ---- two extremes block */
.extremes { display: grid; grid-template-columns: minmax(0,1fr) auto minmax(0,1fr); gap: clamp(16px, 3vw, 40px); align-items: center; }
.extreme { position: relative; padding: clamp(24px, 3.5vw, 40px); background: var(--surface); border: 1px solid var(--line); border-radius: var(--leaf); display: flex; flex-direction: column; gap: 12px; }
.extreme.cold { border-radius: var(--leaf-r); }
.extreme h3 { font-size: 1.5rem; }
.extreme.hot h3, .extreme.hot .big { color: var(--hot); }
.extreme.cold h3, .extreme.cold .big { color: var(--cold-text); }
.extreme .big { font: 700 clamp(2.4rem, 5vw, 3.6rem)/1 var(--font-head); letter-spacing: -.03em; }
.extreme p { color: var(--muted); }
.extreme ul { margin: 0; padding-left: 1.1em; color: var(--muted); }
.extreme .tag { position: absolute; top: -16px; left: 28px; padding: 6px 16px; color: #fff; font: 600 13px/1 var(--font-mono); letter-spacing: .1em; isolation: isolate; }
.extreme .tag::before { content: ""; position: absolute; inset: 0; z-index: -1; border-radius: 8px; transform: skewX(var(--skew)); background: var(--pc); }
.extreme.hot { --pc: var(--hot); } .extreme.cold { --pc: var(--cold); }
.dial { width: clamp(110px, 14vw, 170px); aspect-ratio: 1; border-radius: 50%; background: conic-gradient(from 270deg, var(--cold) 0 25%, color-mix(in srgb, var(--cold) 40%, var(--hot)) 25% 50%, var(--hot) 50% 100%); display: grid; place-items: center; }
.dial::after { content: ""; width: 70%; aspect-ratio: 1; border-radius: 50%; background: var(--bg); }
.thermo { margin-top: 28px; height: 22px; border-radius: 999px; background: linear-gradient(90deg, var(--cold), color-mix(in srgb, var(--cold) 45%, var(--hot)) 50%, var(--hot)); position: relative; }
.thermo-lab { display: flex; justify-content: space-between; font: 500 12px var(--font-mono); color: var(--muted); margin-top: 8px; }
@media (max-width: 860px) { .extremes { grid-template-columns: 1fr; } .dial { margin-inline: auto; } }

/* ---- article cards get a round index chip */
.art-card .meta2 span:first-child { color: var(--accent-text); }
.art-card { overflow: hidden; }
.related .card { border-radius: 30px 8px 30px 8px; }

/* ---- tables: round the scroll wrapper */
.tbl-scroll { border-radius: 28px 8px 28px 8px; overflow: auto; }
.cold-text { color: var(--cold-text); }
@media print { .page-head, .section.alt { border-radius: 0; } }

.hero h1 em.hot-t { color: var(--hot); } .hero h1 em.cold-t { color: var(--cold-text); }
.pill.s-f, .pill.s-h, .pill.s-e, .pill.s-p { --pb: currentColor; }

/* nav and article titles */
.nav a { white-space: nowrap; }
.page-head h1 { font-size: clamp(1.9rem, 3.8vw, 2.9rem); }
body[data-page="home"] .page-head h1 { font-size: inherit; }

/* ---- Part 5: datasheet requirement panel ---- */
.dsreq { margin: 0 0 28px; padding: 26px 30px; border: 1px solid var(--line); border-radius: 44px 10px 44px 10px; background: var(--surface, transparent); }
.dsreq h2 { font-size: 1.35rem; margin-bottom: 6px; }
.dsreq-rows { display: grid; gap: 10px; margin: 16px 0 12px; }
.dsreq-row { display: grid; grid-template-columns: minmax(180px, 2fr) minmax(110px, 1fr) minmax(90px, 1fr) 36px; gap: 10px; align-items: center; }
.dsreq-table { width: 100%; margin-top: 18px; font-size: 14px; }
.dsreq-table td, .dsreq-table th { padding: 8px 10px; text-align: left; border-bottom: 1px solid var(--line); }
.dsreq-table td.num { text-align: right; font-family: var(--font-mono); }
.chk { font-weight: 600; }
.chk-ok { color: #0B6B2E; } .chk-typ { color: #A85F00; } .chk-miss { color: var(--accent-text); } .chk-nodata { color: var(--muted); }
.ds-reqsum { margin-top: 16px; padding: 12px 16px; border-left: 4px solid #0A6BC2; background: #F4ECEA; }
@media (max-width: 640px) { .dsreq { padding: 20px; } .dsreq-row { grid-template-columns: 1fr 1fr; } .dsreq-row select:first-child { grid-column: 1 / -1; } }
@media print { .dsreq, .ds-bar { display: none !important; } }

/* Part 6: datasheet in the brand shape. No square boxes: leaf panels, leaning bars, rounded chips. */
.ds-page { border-radius: 44px 10px 44px 10px; border: 1.5px solid #C00000; position: relative; overflow: hidden; }
.ds-top { border-bottom: 0; padding-bottom: 0; position: relative; }
.ds-top::after { display: block; content: ""; position: absolute; right: 0; top: 46px; width: 96px; height: 9px; background:
  linear-gradient(#C00000,#C00000) 0 0/38px 9px no-repeat, linear-gradient(#7A0000,#7A0000) 44px 0/26px 9px no-repeat, linear-gradient(#F3C6C6,#F3C6C6) 76px 0/20px 9px no-repeat; transform: skewX(var(--skew)); border-radius: 3px; }
.ds-title { margin-top: 30px; }
.ds-sample { position: relative; border: 0; background: none; z-index: 0; padding: 9px 18px; }
.ds-sample::before { content: ""; position: absolute; inset: 0; z-index: -1; border: 1.5px solid #C00000; background: #FDF1F1; border-radius: 9px; transform: skewX(var(--skew)); }
.ds-grid { border-block: 0; padding: 4px 0; gap: 10px; }
.ds-grid > div { position: relative; z-index: 0; padding: 8px 14px; }
.ds-grid > div::before { content: ""; position: absolute; inset: 0; z-index: -1; background: #F4ECEA; border-radius: 10px; transform: skewX(var(--skew)); }
.ds-page h3::before { content: ""; display: inline-block; width: 22px; height: 7px; margin-right: 9px; vertical-align: 1px; background: #C00000; border-radius: 3px; transform: skewX(var(--skew)); }
.ds-page table { border-collapse: separate; border-spacing: 0; background: #FBF7F5; border-radius: 30px 8px 30px 8px; padding: 10px 18px 6px; display: block; }
.ds-page table thead, .ds-page table tbody { display: table; width: 100%; table-layout: fixed; }
.ds-page th { border-bottom: 2px solid #C00000; padding-left: 0; }
.ds-page td:first-child, .ds-page th:first-child { width: 28%; }
.ds-page td:nth-child(5), .ds-page th:nth-child(5) { width: 30%; }
.ds-page .chart { background: #FBF7F5; border-radius: 44px 10px 44px 10px; padding: 8px; }
.ds-foot { border-top: 0; position: relative; padding-top: 20px; }
.ds-foot::before { content: ""; position: absolute; left: 0; top: 4px; width: 70px; height: 7px; background:
  linear-gradient(#C00000,#C00000) 0 0/30px 7px no-repeat, linear-gradient(#F3C6C6,#F3C6C6) 36px 0/18px 7px no-repeat; transform: skewX(var(--skew)); border-radius: 3px; }
.ds-reqsum { border-left: 0; border-radius: 30px 8px 30px 8px; }
@media print {
  .ds-page { border: 1.5px solid #C00000 !important; border-radius: 44px 10px 44px 10px !important; padding: 26px 30px !important; box-shadow: none; }
  .ds-code::before, .ds-sample::before, .ds-grid > div::before, .ds-page h3::before, .ds-top::after, .ds-foot::before { display: block !important; }
  .ds-code::before { display: inline-block !important; }
  .ds-page h3::before { display: inline-block !important; }
  * { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}
@media print {
  body[data-page^="datasheet"] .page-head { display: none !important; }
  .ds-page { font-size: 11.5px; }
  .ds-page td, .ds-page th { padding-top: 4px; padding-bottom: 4px; padding-right: 12px; }
  .ds-page td:nth-child(3), .ds-page th:nth-child(3) { width: 20%; white-space: nowrap; }
  .ds-page td:nth-child(4), .ds-page th:nth-child(4) { width: 12%; }
  .ds-page .chart { max-height: 190px; width: auto; }
  .ds-title { margin-top: 24px; }
}

/* Part 7: selector, solutions and RFQ checklist */
.sel-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 10px; margin: 10px 0 18px; }
.sel-opt { position: relative; z-index: 0; display: flex; gap: 10px; align-items: center; padding: 10px 16px; cursor: pointer; }
.sel-opt::before { content: ""; position: absolute; inset: 0; z-index: -1; border: 1px solid var(--line); border-radius: 10px; transform: skewX(var(--skew)); background: var(--bg); }
.sel-opt:has(input:checked)::before { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, var(--bg)); }
#sel-form fieldset { border: 0; padding: 0; margin: 0; } #sel-form legend { font-weight: 600; margin-bottom: 4px; }
.sel-temps { display: flex; flex-wrap: wrap; gap: 14px; align-items: end; } .sel-temps label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; } .sel-temps .in { width: 160px; }
.sol { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; padding: 32px 0; border-bottom: 1px dotted var(--line); }
.sol h2 { margin-top: 0; } .sol .fact { padding: 20px 26px; background: var(--surface, #F4ECEA); border-radius: var(--leaf); }
.sol .fact li { margin-bottom: 6px; }
@media (max-width: 760px) { .sol { grid-template-columns: 1fr; } }
.chk-list { list-style: none; padding: 0; } .chk-list li { position: relative; padding: 10px 0 10px 40px; border-bottom: 1px dotted var(--line); }
.chk-list li::before { content: ""; position: absolute; left: 4px; top: 14px; width: 22px; height: 14px; border: 2px solid var(--accent); border-radius: 6px; transform: skewX(var(--skew)); }

/* Part 8: datasheet panels as leaning parallelograms (no rectangles, no frame) */
.ds-page { border: 0 !important; border-radius: 0 !important; overflow: visible; box-shadow: none; background: transparent; position: relative; z-index: 0; padding: 30px 52px; }
.ds-page::before { content: ""; position: absolute; inset: 0 14px; z-index: -1; background: #fff; border: 1.5px solid #C00000; border-radius: 16px; transform: skewX(var(--skew)); }
.ds-top::after { top: 40px; }
.ds-page table { position: relative; z-index: 0; background: transparent !important; border-radius: 0 !important; padding: 12px 44px 8px !important; margin: 0 -14px; width: calc(100% + 28px); }
.ds-page table::before { content: ""; position: absolute; inset: 0 8px; z-index: -1; background: #FBF7F5; border-radius: 14px; transform: skewX(var(--skew)); }
.ds-page .chart { background: none !important; border-radius: 0; padding: 18px 40px; position: relative; }
.ds-page .chart-wrap, .ds-page div[style*="max-width:380px"] { position: relative; z-index: 0; padding: 14px 44px; }
.ds-page div[style*="max-width:380px"]::before { content: ""; position: absolute; inset: 0 8px; z-index: -1; background: #FBF7F5; border-radius: 14px; transform: skewX(var(--skew)); }
.ds-reqsum { border-radius: 0; position: relative; z-index: 0; background: none; padding: 14px 40px; }
.ds-reqsum::before { content: ""; position: absolute; inset: 0 8px; z-index: -1; background: #F4ECEA; border-radius: 12px; transform: skewX(var(--skew)); }
@media print {
  .ds-page { border: 0 !important; border-radius: 0 !important; padding: 30px 54px !important; }
  .ds-page::before, .ds-page table::before, .ds-page div[style*="max-width:380px"]::before, .ds-reqsum::before { display: block !important; }
}
.ds-page::before { display: none !important; }
.ds-page { padding: 24px 40px; }
.ds-top { position: relative; z-index: 0; padding: 16px 36px; margin: 0 -10px; }
.ds-top::before { content: ""; position: absolute; inset: 0 10px; z-index: -1; background: #F4ECEA; border-radius: 14px; transform: skewX(var(--skew)); }
.ds-top::after { top: auto; bottom: 14px; right: 40px; }
.ds-page div[style*="max-width:380px"] { margin: 0 auto; }
@media print { .ds-page::before { display: none !important; } .ds-top::before { display: block !important; } .ds-page { padding: 24px 40px !important; } }
.ds-top::after { display: none !important; }
@media print { .ds-top::after { display: none !important; } }

/* Part 9: forms for vendor and NDA portals */
.vform h2, .sheet h2 { font-size: 1.25rem; margin: 22px 0 8px; }
.fgrid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px 16px; margin: 8px 0; }
.fgrid label, .vform > label, [data-pane] label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; }
.doc-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; padding: 8px 0; border-bottom: 1px dotted var(--line); align-items: center; font-size: 14px; }
.nda-text { white-space: pre-wrap; font: 13px/1.55 var(--font-body); max-height: 320px; overflow: auto; padding: 18px 28px; position: relative; z-index: 0; }
.nda-text::before { content: ""; position: absolute; inset: 0 8px; z-index: -1; background: #FBF7F5; border-radius: 14px; transform: skewX(var(--skew)); }
.tabs { display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0 10px; }
.tabs button { position: relative; z-index: 0; border: 0; background: none; padding: 9px 20px; font: 600 14px var(--font-body); color: var(--text); cursor: pointer; }
.tabs button::before { content: ""; position: absolute; inset: 0; z-index: -1; border: 1px solid var(--line); border-radius: 9px; transform: skewX(var(--skew)); }
.tabs button[aria-selected="true"] { color: #fff; } .tabs button[aria-selected="true"]::before { background: var(--accent); border-color: var(--accent); }
.sig-wrap { position: relative; z-index: 0; display: inline-block; padding: 8px 28px; }
.sig-wrap::before { content: ""; position: absolute; inset: 0 6px; z-index: -1; border: 1.5px dashed var(--line); border-radius: 12px; transform: skewX(var(--skew)); background: #fff; }
#nda-sig { max-width: 100%; height: auto; touch-action: none; cursor: crosshair; }
@media (max-width: 600px) { .doc-row { grid-template-columns: 1fr; } }

/* Part 10: figures and diagrams */
.fig { margin: 26px 0; } .fig img, .prose img { display: block; max-width: 100%; height: auto; margin: 0 auto; }
.fig figcaption, .prose em:only-child { font-size: 13px; color: var(--muted); text-align: center; margin-top: 8px; }
.prose p > img { margin: 22px auto 6px; } .prose p > img + em { display: block; text-align: center; font-size: 13px; color: var(--muted); }

/* Part 11: quotation portal */
.qdoc { padding: 28px 34px; margin: 20px 0; } .qtotal { text-align: right; font: 700 1.2rem var(--font-head); margin: 14px 0; }
@media print { .qdoc { border: 0; } body[data-page="quotes"] .page-head, body[data-page="quotes"] .panel, body[data-page="quotes"] .try { display: none !important; } }

/* Part 12: specification reader */
.sr-drop { padding: 24px 30px; } .sr-drop.over { outline: 2px dashed var(--accent); }
.sr-file { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; cursor: pointer; } .sr-file input { position: absolute; left: -9999px; }
.sr-paste { margin: 14px 0; } .sr-paste summary { cursor: pointer; font-weight: 600; } .sr-paste textarea { width: 100%; margin: 10px 0; font-family: var(--font-mono); font-size: 13px; }
.status { min-height: 1.4em; font-weight: 600; } .status.err { color: var(--danger); }
.sr-head { padding: 20px 28px; margin: 22px 0 10px; } .sr-head h2 { margin: 0 0 6px; font-size: 1.3rem; }
.sr-kpis { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 10px; } .sr-kpis span { padding: 4px 14px; position: relative; z-index: 0; font-size: 13px; }
.sr-kpis span::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--panel); border-radius: 8px; transform: skewX(var(--skew)); }
.sr-actions { margin: 14px 0; }
.sr-sec { margin: 28px 0; } .sr-sec h3 { margin-bottom: 8px; }
.sr-table td input.in, .sr-table td select.in { padding: 4px 8px; min-width: 70px; }
.sr-table td.src { font-size: 12px; color: var(--muted); max-width: 320px; }
.chip-ok, .chip-no, .chip-mid, .chip-unk { display: inline-block; padding: 1px 12px; font-size: 12px; font-weight: 700; position: relative; z-index: 0; }
.chip-ok::before, .chip-no::before, .chip-mid::before, .chip-unk::before { content: ""; position: absolute; inset: 0; z-index: -1; border-radius: 7px; transform: skewX(var(--skew)); }
.chip-ok { color: #fff; } .chip-ok::before { background: var(--ok); }
.chip-no { color: #fff; } .chip-no::before { background: var(--danger); }
.chip-mid::before { background: var(--warn-line); } .chip-unk::before { background: var(--line); }
.sr-miss li { margin: 4px 0; }
.sr-grade { margin: 10px 0; } .sr-grade summary { cursor: pointer; font-weight: 600; }
@media print { body[data-page="spec"] .site-header, body[data-page="spec"] .page-head, body[data-page="spec"] .sr-drop, body[data-page="spec"] .sr-actions, body[data-page="spec"] .site-footer { display: none !important; } }
.sr-sec { padding: 22px 36px; }
.sr-table td select.in { min-width: 96px; } .sr-table td input.in { min-width: 64px; }
@media (max-width: 600px) { .sr-sec, .sr-head { padding: 18px 20px; } }

/* Part 13: decision room. Management view of the back office sheet.
   Shapes follow the brand: leaf panels, discs for headline numbers, bars that lean 14 degrees, round markers. No square boxes.
   Chart colours are tokens (--dr-*) so the light and dark themes switch without redrawing. Series use blue and red; status uses
   green, amber and red and always travels with a word; the ageing ramp is one hue, light to dark. */
:root { --dr-s1: #0A6BC2; --dr-s2: #C00000; --dr-neutral: #6B5B5D; --dr-ink: #1C0F10; --dr-ref: #6B5B5D; --dr-ok: #2F6B2A; --dr-watch: #A85F00; --dr-action: #B42318; --dr-a1: #E2988F; --dr-a2: #D1584E; --dr-a3: #B72820; --dr-a4: #8E0000; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --dr-s1: #3A94E8; --dr-s2: #E5483F; --dr-neutral: #BBA6A3; --dr-ink: #F6ECEA; --dr-ref: #BBA6A3; --dr-ok: #8FD08A; --dr-watch: #F0B34A; --dr-action: #FF8F86; --dr-a1: #A3302A; --dr-a2: #C13C34; --dr-a3: #E5483F; --dr-a4: #F4948C; } }
:root[data-theme="dark"] { --dr-s1: #3A94E8; --dr-s2: #E5483F; --dr-neutral: #BBA6A3; --dr-ink: #F6ECEA; --dr-ref: #BBA6A3; --dr-ok: #8FD08A; --dr-watch: #F0B34A; --dr-action: #FF8F86; --dr-a1: #A3302A; --dr-a2: #C13C34; --dr-a3: #E5483F; --dr-a4: #F4948C; }

.dr-fill.s1, .dr-line.s1, .dr-dot.s1, .dr-ring.s1, .dr-key.s1, .dr-zone.s1 { --dr-c: var(--dr-s1); }
.dr-fill.s2, .dr-line.s2, .dr-dot.s2, .dr-ring.s2, .dr-key.s2, .dr-zone.s2 { --dr-c: var(--dr-s2); }
.dr-fill.neutral, .dr-line.neutral, .dr-dot.neutral, .dr-ring.neutral, .dr-key.neutral, .dr-zone.neutral { --dr-c: var(--dr-neutral); }
.dr-fill.ink, .dr-line.ink, .dr-dot.ink, .dr-ring.ink, .dr-key.ink, .dr-zone.ink { --dr-c: var(--dr-ink); }
.dr-fill.ref, .dr-line.ref, .dr-dot.ref, .dr-ring.ref, .dr-key.ref, .dr-zone.ref { --dr-c: var(--dr-ref); }
.dr-fill.ok, .dr-line.ok, .dr-dot.ok, .dr-ring.ok, .dr-key.ok, .dr-zone.ok { --dr-c: var(--dr-ok); }
.dr-fill.watch, .dr-line.watch, .dr-dot.watch, .dr-ring.watch, .dr-key.watch, .dr-zone.watch { --dr-c: var(--dr-watch); }
.dr-fill.action, .dr-line.action, .dr-dot.action, .dr-ring.action, .dr-key.action, .dr-zone.action { --dr-c: var(--dr-action); }
.dr-fill.a1, .dr-line.a1, .dr-dot.a1, .dr-ring.a1, .dr-key.a1, .dr-zone.a1 { --dr-c: var(--dr-a1); }
.dr-fill.a2, .dr-line.a2, .dr-dot.a2, .dr-ring.a2, .dr-key.a2, .dr-zone.a2 { --dr-c: var(--dr-a2); }
.dr-fill.a3, .dr-line.a3, .dr-dot.a3, .dr-ring.a3, .dr-key.a3, .dr-zone.a3 { --dr-c: var(--dr-a3); }
.dr-fill.a4, .dr-line.a4, .dr-dot.a4, .dr-ring.a4, .dr-key.a4, .dr-zone.a4 { --dr-c: var(--dr-a4); }
.dr-fill { fill: var(--dr-c, var(--dr-neutral)); stroke: none; }
.dr-fill.dr-lean { stroke: var(--surface); stroke-width: 2px; stroke-linejoin: round; paint-order: stroke; }
.dr-fill.watch { stroke: var(--surface); stroke-width: 1.5px; stroke-dasharray: 5 4; }
.dr-line { fill: none; stroke: var(--dr-c, var(--dr-neutral)); stroke-width: 2.25px; stroke-linecap: round; stroke-linejoin: round; }
.dr-line.dash { stroke-dasharray: 7 5; }
.dr-line.ref { stroke-width: 1.5px; }
.dr-dot { fill: var(--dr-c, var(--dr-neutral)); stroke: var(--surface); stroke-width: 2px; }
.dr-ring { fill: none; stroke: var(--dr-c, var(--dr-neutral)); stroke-width: 2px; opacity: .55; }
.dr-key { display: inline-block; flex: none; width: 14px; height: 9px; border-radius: 3px; transform: skewX(var(--skew)); background: var(--dr-c, var(--dr-neutral)); }
.dr-key.line { width: 18px; height: 3px; border-radius: 2px; transform: none; }
.dr-key.dash { width: 18px; height: 0; border-top: 3px dashed var(--dr-c, var(--dr-neutral)); background: none; border-radius: 0; transform: none; }
.dr-key.none { display: none; }
.dr-in.s1 { fill: #FFFFFF; }
.dr-in.s2 { fill: #FFFFFF; }
.dr-in.neutral { fill: #FFFFFF; }
.dr-in.ink { fill: #FFFFFF; }
.dr-in.ref { fill: #FFFFFF; }
.dr-in.ok { fill: #FFFFFF; }
.dr-in.watch { fill: #FFFFFF; }
.dr-in.action { fill: #FFFFFF; }
.dr-in.a1 { fill: #1C0F10; }
.dr-in.a2 { fill: #1C0F10; }
.dr-in.a3 { fill: #FFFFFF; }
.dr-in.a4 { fill: #FFFFFF; }
@media (prefers-color-scheme: dark) {
:root:not([data-theme="light"]) .dr-in.s1 { fill: #150A0B; }
:root:not([data-theme="light"]) .dr-in.s2 { fill: #150A0B; }
:root:not([data-theme="light"]) .dr-in.neutral { fill: #150A0B; }
:root:not([data-theme="light"]) .dr-in.ink { fill: #150A0B; }
:root:not([data-theme="light"]) .dr-in.ref { fill: #150A0B; }
:root:not([data-theme="light"]) .dr-in.ok { fill: #150A0B; }
:root:not([data-theme="light"]) .dr-in.watch { fill: #150A0B; }
:root:not([data-theme="light"]) .dr-in.action { fill: #150A0B; }
:root:not([data-theme="light"]) .dr-in.a1 { fill: #FFFFFF; }
:root:not([data-theme="light"]) .dr-in.a2 { fill: #FFFFFF; }
:root:not([data-theme="light"]) .dr-in.a3 { fill: #150A0B; }
:root:not([data-theme="light"]) .dr-in.a4 { fill: #150A0B; }
}
:root[data-theme="dark"] .dr-in.s1 { fill: #150A0B; }
:root[data-theme="dark"] .dr-in.s2 { fill: #150A0B; }
:root[data-theme="dark"] .dr-in.neutral { fill: #150A0B; }
:root[data-theme="dark"] .dr-in.ink { fill: #150A0B; }
:root[data-theme="dark"] .dr-in.ref { fill: #150A0B; }
:root[data-theme="dark"] .dr-in.ok { fill: #150A0B; }
:root[data-theme="dark"] .dr-in.watch { fill: #150A0B; }
:root[data-theme="dark"] .dr-in.action { fill: #150A0B; }
:root[data-theme="dark"] .dr-in.a1 { fill: #FFFFFF; }
:root[data-theme="dark"] .dr-in.a2 { fill: #FFFFFF; }
:root[data-theme="dark"] .dr-in.a3 { fill: #150A0B; }
:root[data-theme="dark"] .dr-in.a4 { fill: #150A0B; }

/* ---- svg anatomy */
.dr-svg { display: block; max-width: none; overflow: visible; touch-action: pan-y; font-family: var(--font-body); }
.dr-svg:focus-visible { outline: 2px solid var(--accent-text); outline-offset: 6px; border-radius: 10px; }
.dr-g { stroke: var(--line); stroke-width: 1; shape-rendering: crispEdges; }
.dr-ax { stroke: var(--muted); stroke-width: 1; shape-rendering: crispEdges; }
.dr-tick { fill: var(--muted); font-size: 11.5px; font-variant-numeric: tabular-nums; }
.dr-axt { fill: var(--muted); font-size: 11px; font-weight: 500; }
.dr-lab { fill: var(--text); font-size: 12px; font-weight: 600; font-variant-numeric: tabular-nums; paint-order: stroke; stroke: var(--surface); stroke-width: 3px; stroke-linejoin: round; }
.dr-in { font-size: 11.5px; font-weight: 700; font-variant-numeric: tabular-nums; pointer-events: none; }
.dr-rowlab { fill: var(--text); font-size: 12.5px; }
.dr-reflab { fill: var(--muted); font-size: 11px; font-weight: 500; }
.dr-ref { stroke: var(--muted); stroke-width: 1.25px; stroke-dasharray: 4 4; fill: none; }
.dr-guide { stroke: var(--muted); stroke-width: 1px; stroke-dasharray: 2 3; }
.dr-band { fill: var(--text); opacity: .07; pointer-events: none; }
.dr-negzone { fill: var(--dr-s2); opacity: .07; pointer-events: none; }
.dr-hit { fill: transparent; cursor: crosshair; }

/* ---- tooltip (lives on the body, so it only uses root tokens) */
.dr-tip { position: fixed; z-index: 300; pointer-events: none; max-width: min(300px, calc(100vw - 16px)); padding: 10px 15px 11px; background: var(--surface); color: var(--text); border: 1px solid var(--line); border-radius: 18px 5px 18px 5px; box-shadow: var(--shadow); font: 400 12.5px/1.45 var(--font-body); }
.dr-tip b { display: block; margin-bottom: 4px; font-weight: 700; }
.dr-tip-row { display: flex; align-items: center; gap: 8px; }
.dr-tip-row em { flex: 1; font-style: normal; color: var(--muted); }
.dr-tip-row strong { margin-left: 14px; font-weight: 600; font-variant-numeric: tabular-nums; white-space: nowrap; }

/* ---- legend, table twin, card */
.dr-legend { list-style: none; margin: 12px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px 20px; font-size: 12.5px; }
.dr-legend li { display: flex; align-items: center; gap: 8px; }
.dr-twin { margin-top: 12px; }
.dr-twin > summary { cursor: pointer; width: fit-content; padding: 3px 0; color: var(--muted); font: 600 12.5px var(--font-body); }
.dr-twin > summary:hover { color: var(--accent-text); }
.dr-twin[open] > summary { margin-bottom: 6px; }
.dr-card { margin: 0; min-width: 0; padding: clamp(18px, 2.4vw, 26px) clamp(18px, 2.8vw, 32px) clamp(14px, 2vw, 20px); background: var(--surface); border: 1px solid var(--line); border-radius: var(--leaf); box-shadow: var(--shadow); }
.dr-grid > .dr-card:nth-child(even) { border-radius: var(--leaf-r); }
.dr-card figcaption h3 { font-size: 1.12rem; }
.dr-sub { margin-top: 3px; color: var(--muted); font-size: 13.5px; line-height: 1.5; max-width: 72ch; }
.dr-plot { margin-top: 14px; min-width: 0; }
.dr-note { margin-top: 12px; }
.dr-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 470px), 1fr)); gap: clamp(16px, 2.4vw, 28px); align-items: start; }
.dr-grid > .wide { grid-column: 1 / -1; }

/* ---- tables */
.dr .tbl-scroll, .dr-tblwrap { border-radius: 0; }
.dr-hint.dr-block { display: block; margin-top: 2px; max-width: 52ch; }
.dr-tbl { font-size: 13.5px; }
.dr-tbl th, .dr-tbl td { padding: 8px 16px 8px 0; }
.dr-tbl th:last-child, .dr-tbl td:last-child { padding-right: 0; }
.dr-tbl .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.dr-tbl tr.strong td { font-weight: 700; }
.dr-hint { color: var(--muted); font-size: 12.5px; line-height: 1.45; }
.dr-flag { color: var(--accent-text); font-size: 12.5px; font-weight: 600; }
.dr-heat td, .dr-heat th { padding: 8px 10px; }
.dr-heat td { font-size: 12.5px; text-align: right; }
.dr-heat th:first-child { white-space: nowrap; padding-right: 14px; }
.dr-heat td:last-child, .dr-heat th:last-child { padding-right: 12px; }

/* ---- shell: access gate, bar, tabs, panels */
.dr-gate { max-width: 640px; margin-inline: auto; }
.dr-gate h2 { margin: 0; font-size: 1.5rem; }
.dr-keyform { display: grid; gap: 8px; }
.dr-keyform label { font-weight: 600; font-size: 14px; }
.dr-keyform .btn { justify-self: start; margin-top: 8px; }
.dr-bar { position: relative; isolation: isolate; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 26px; margin: 0 0 6px; padding: 12px 38px; font-size: 13.5px; }
.dr-bar::before { content: ""; position: absolute; inset: 0 10px; z-index: -1; background: var(--panel); border-radius: 20px; transform: skewX(var(--skew)); }
.dr-bar-main, .dr-bar-act { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 18px; }
.dr-bar-main { flex: 1 1 440px; min-width: 0; } .dr-bar-act { flex: none; }
.dr-bar-main b { font-family: var(--font-head); font-size: 1.05rem; }
.dr-sample { position: relative; isolation: isolate; padding: 3px 14px; color: var(--text); font-weight: 600; font-size: 12.5px; }
.dr-sample::before { content: ""; position: absolute; inset: 0; z-index: -1; background: color-mix(in srgb, var(--dr-s1) 14%, var(--surface)); border: 1px solid color-mix(in srgb, var(--dr-s1) 55%, var(--line)); border-radius: 8px; transform: skewX(var(--skew)); }
.dr-tabs { margin-top: 18px; }
.dr-tabs button[aria-selected="true"] { color: var(--accent-ink); }
.dr-panel { padding-top: 6px; }
.dr-panel > * + * { margin-top: clamp(20px, 2.6vw, 30px); }
.dr-h h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); }
.dr-h p { margin-top: 6px; max-width: 74ch; }
.dr-disclaimer { margin: 34px auto 0; max-width: 84ch; text-align: center; }
.dr-sechead { font-size: 1.2rem; margin-bottom: 12px; }
.dr-lead2 { margin-bottom: -8px; font-weight: 600; font-size: 14px; color: var(--muted); }

/* ---- discs: headline numbers */
.dr-discs { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 168px), 218px)); justify-content: center; gap: clamp(12px, 2vw, 22px); justify-items: center; }
.dr-split .dr-discs { grid-template-columns: repeat(auto-fit, minmax(min(100%, 130px), 218px)); gap: 12px; }
.dr-disc { --pc: var(--line); container-type: inline-size; position: relative; width: 100%; max-width: 218px; aspect-ratio: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; padding: 15% 11%; text-align: center; background: var(--surface); border: 3px solid var(--pc); border-radius: 50%; box-shadow: var(--shadow); }
.dr-disc.ok { --pc: var(--dr-ok); } .dr-disc.watch { --pc: var(--dr-watch); } .dr-disc.action { --pc: var(--dr-action); }
.dr-disc-l { font-size: 12px; line-height: 1.25; color: var(--muted); text-wrap: balance; }
.dr-disc b { font: 700 clamp(17px, 13.5cqw, 29px)/1.1 var(--font-head); letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.dr-disc-s { min-height: 1.2em; font-size: 11.5px; line-height: 1.25; color: var(--muted); text-wrap: balance; }
.dr-disc em { font: 600 10.5px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--text); }
.dr-disc em::before { content: ""; display: inline-block; width: 8px; height: 8px; margin-right: 6px; border-radius: 50%; background: var(--pc); }
.dr-disc.action em::before { border-radius: 2px; transform: rotate(45deg); }
.dr-disc.watch em::before { border-radius: 2px 2px 50% 50%; }

/* ---- overview hero and scorecard */
.dr-hero { --pc: var(--line); position: relative; }
.dr-hero.ok { --pc: var(--dr-ok); } .dr-hero.watch { --pc: var(--dr-watch); } .dr-hero.action { --pc: var(--dr-action); }
.dr-hero::after { content: ""; position: absolute; right: -70px; top: -70px; width: 240px; height: 240px; border-radius: 50%; background: color-mix(in srgb, var(--pc) 11%, transparent); pointer-events: none; }
.dr-hero > * { position: relative; z-index: 1; }
.dr-eyebrow { font: 600 12px/1.2 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.dr-eyebrow::before { content: ""; display: inline-block; width: 20px; height: 8px; margin-right: 10px; vertical-align: 1px; background: var(--pc); border-radius: 3px; transform: skewX(var(--skew)); }
.dr-hero h2 { font-size: clamp(1.5rem, 3.2vw, 2.3rem); max-width: 28ch; }
.dr-story { display: grid; gap: 8px; max-width: 74ch; font-size: 16.5px; }
.dr-pillars { list-style: none; margin: 6px 0 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 290px), 1fr)); gap: 12px 16px; }
.dr-pillar { --pc: var(--line); position: relative; isolation: isolate; display: grid; gap: 1px; padding: 11px 18px 11px 38px; }
.dr-pillar::before { content: ""; position: absolute; inset: 0; z-index: -1; background: color-mix(in srgb, var(--pc) 7%, var(--surface)); border: 1px solid color-mix(in srgb, var(--pc) 50%, var(--line)); border-radius: 14px; transform: skewX(var(--skew)); }
.dr-pillar::after { content: ""; position: absolute; left: 15px; top: 16px; width: 12px; height: 12px; border-radius: 50%; background: var(--pc); }
.dr-pillar.action::after { border-radius: 3px; transform: rotate(45deg); }
.dr-pillar.watch::after { border-radius: 3px 3px 50% 50%; }
.dr-pillar.ok { --pc: var(--dr-ok); } .dr-pillar.watch { --pc: var(--dr-watch); } .dr-pillar.action { --pc: var(--dr-action); }
.dr-pillar b { font-size: 14.5px; }
.dr-pillar span { font: 600 11px/1.3 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; }
.dr-pillar small { color: var(--muted); font-size: 12px; line-height: 1.35; }

/* ---- decisions */
.dr-minis { list-style: none; margin: 14px 0 0; padding: 0; display: grid; gap: 14px; }
.dr-mini { display: grid; grid-template-columns: 38px 1fr; gap: 14px; align-items: start; }
.dr-mini .dr-rank { width: 36px; height: 36px; font-size: 15px; }
.dr-minis + p { margin-top: 20px; }
.dr-mini-h { font-weight: 600; line-height: 1.35; }
.dr-mini-s { margin-top: 3px; font-size: 13px; }
.dr-rank { display: grid; place-items: center; flex: none; width: 46px; height: 46px; border-radius: 50%; background: var(--text); color: var(--bg); font: 700 18px/1 var(--font-head); }
.dr-declist { display: grid; gap: 18px; }
.dr-decision { display: grid; grid-template-columns: 46px minmax(0, 1fr); gap: clamp(12px, 2vw, 22px); padding: clamp(18px, 2.4vw, 26px) clamp(18px, 2.8vw, 32px); background: var(--surface); border: 1px solid var(--line); border-radius: var(--leaf); box-shadow: var(--shadow); }
.dr-decision:nth-child(even) { border-radius: var(--leaf-r); }
.dr-dbody { display: grid; gap: 8px; min-width: 0; }
.dr-dbody h3 { font-size: 1.15rem; line-height: 1.3; }
.dr-chips { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; }
.dr-area { color: var(--muted); font-size: 13px; }
.dr-stake { font-size: 14px; } .dr-stake span { color: var(--muted); }
.dr-rule { margin: 0; }
.dr-badge:empty { display: none; }
.dr-filters { display: flex; flex-wrap: wrap; gap: 14px 30px; }
.dr-filter { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.dr-filter::before { content: attr(aria-label); margin-right: 4px; color: var(--muted); font: 600 11.5px var(--font-mono); letter-spacing: .08em; text-transform: uppercase; }
.dr-rec { margin-top: 4px; }
.dr-rec > summary { cursor: pointer; width: fit-content; font: 600 13.5px var(--font-body); color: var(--accent-text); }
.dr-recform { display: grid; grid-template-columns: 150px minmax(180px, 1fr) auto; gap: 10px; align-items: center; margin-top: 10px; }
.dr-recform .muted { grid-column: 1 / -1; font-size: 13px; }
.dr-log { gap: 10px; }
.dr-log h3 { font-size: 1.15rem; }
.dr-log ul, .dr-log ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.dr-log li { padding: 10px 0; border-bottom: 1px dotted var(--line); display: grid; gap: 2px; }
.dr-log li:last-child { border-bottom: 0; }

/* ---- controls: sliders, fields, forms */
.dr-split { display: grid; grid-template-columns: minmax(300px, 430px) minmax(0, 1fr); gap: clamp(16px, 2.6vw, 32px); align-items: start; }
.dr-controls { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 16px; align-content: start; }
.dr-controls > :not(.dr-field) { grid-column: 1 / -1; }
.dr-controls h3 { font-size: 1.12rem; }
.dr-sliders { display: grid; gap: 14px; }
.dr-slider { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 2px 12px; align-items: baseline; font-size: 13.5px; }
.dr-slider output { font: 600 13px var(--font-mono); font-variant-numeric: tabular-nums; }
.dr-slider > span { grid-column: 1; grid-row: 1; }
.dr-slider > output { grid-column: 2; grid-row: 1; justify-self: end; }
.dr-slider input[type="range"] { grid-column: 1 / -1; grid-row: 2; width: 100%; margin: 2px 0 0; }
.dr-field { display: grid; gap: 4px; font-size: 13.5px; }
.dr-field > span { font-weight: 600; }
.dr-field small { line-height: 1.4; }
.dr-field .in { padding-block: 8px; }
.dr-check { display: flex; align-items: center; gap: 10px; font-weight: 600; }
.dr-check input { width: 20px; height: 20px; accent-color: var(--accent); }
input[type="range"] { -webkit-appearance: none; appearance: none; height: 28px; background: transparent; cursor: pointer; }
input[type="range"]::-webkit-slider-runnable-track { height: 5px; border-radius: 3px; background: var(--line); }
input[type="range"]::-moz-range-track { height: 5px; border-radius: 3px; background: var(--line); }
input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 22px; height: 22px; margin-top: -8.5px; border-radius: 50%; background: var(--accent); border: 3px solid var(--surface); box-shadow: 0 0 0 1px var(--accent), 0 2px 6px rgba(0, 0, 0, .25); }
input[type="range"]::-moz-range-thumb { width: 16px; height: 16px; border-radius: 50%; background: var(--accent); border: 3px solid var(--surface); box-shadow: 0 0 0 1px var(--accent); }
input[type="range"]:focus-visible { outline: 2px solid var(--accent-text); outline-offset: 3px; border-radius: 12px; }
.dr-presets { display: flex; flex-wrap: wrap; gap: 10px; }
.dr-years > summary { cursor: pointer; font-weight: 600; font-size: 13.5px; }
.dr-yeargrid { display: grid; grid-template-columns: 54px 1fr 1fr; gap: 8px 10px; align-items: center; margin-top: 10px; font-size: 13px; }
.dr-yeargrid .in { padding-block: 6px; }
.dr-whatif-out, .dr-tablehost { display: grid; grid-template-columns: minmax(0, 1fr); gap: clamp(16px, 2.2vw, 24px); min-width: 0; }
.dr-dbody, .dr-story, .dr-pillar, .dr-log ul, .dr-log ol { grid-template-columns: minmax(0, 1fr); }
.dr-controls .btn-row, .dr-controls .btn { align-self: start; }

/* ---- verdicts and reading panels */
.dr-verdict { --vc: var(--muted); position: relative; isolation: isolate; margin: 0; padding: 14px 24px 14px 58px; font-weight: 600; line-height: 1.45; }
.dr-verdict::before { content: ""; position: absolute; inset: 0; z-index: -1; background: color-mix(in srgb, var(--vc) 9%, var(--surface)); border: 1px solid color-mix(in srgb, var(--vc) 55%, var(--line)); border-radius: 30px 8px 30px 8px; }
.dr-verdict::after { content: "i"; position: absolute; left: 18px; top: 14px; display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--vc); color: var(--surface); font: 700 14px/1 var(--font-head); }
.dr-verdict.ok { --vc: var(--dr-ok); } .dr-verdict.ok::after { content: "✓"; }
.dr-verdict.watch { --vc: var(--dr-watch); } .dr-verdict.watch::after { content: "!"; }
.dr-verdict.action { --vc: var(--dr-action); } .dr-verdict.action::after { content: "✕"; }
.dr-verdict:empty { display: none; }
.dr-read { gap: 10px; }
.dr-read h3 { font-size: 1.12rem; }
.dr-equation { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; margin: 4px 0 2px; }
.dr-equation > div { position: relative; isolation: isolate; display: grid; gap: 1px; padding: 10px 24px; text-align: center; }
.dr-equation > div::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--panel); border-radius: 14px; transform: skewX(var(--skew)); }
.dr-equation span { font-size: 12px; color: var(--muted); }
.dr-equation b { font: 700 1.3rem/1.15 var(--font-head); font-variant-numeric: tabular-nums; }
.dr-equation i { font: 400 1.5rem/1 var(--font-head); font-style: normal; color: var(--muted); }
.dr-mini-figs { display: flex; flex-wrap: wrap; gap: 8px 26px; margin-top: 12px; font-size: 13px; }
.dr-mini-figs > div { display: inline-flex; align-items: baseline; gap: 8px; }
.dr-mini-figs span { color: var(--muted); } .dr-mini-figs b { color: var(--text); font-variant-numeric: tabular-nums; }

/* ---- ratio groups: chart beside its table */
.dr-duo { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(18px, 3vw, 40px); align-items: start; margin-top: 14px; }
.dr-duo.one { grid-template-columns: minmax(0, 1fr); }
.dr-duo .dr-plot { margin-top: 6px; }
.dr-duo-table .dr-tbl td:first-child { min-width: 150px; }
@media (max-width: 900px) { .dr-duo { grid-template-columns: minmax(0, 1fr); } }

/* ---- zones bar (financial health score) */
.dr-zones { position: relative; display: flex; height: 30px; margin: 22px 0 6px; border-radius: 999px; overflow: hidden; background: var(--panel); }
.dr-zone { --dr-c: var(--dr-neutral); display: grid; place-items: center; min-width: 0; padding: 0 8px; background: color-mix(in srgb, var(--dr-c) 24%, var(--surface)); color: var(--text); font-size: 11.5px; font-weight: 600; white-space: nowrap; overflow: hidden; }
.dr-zone + .dr-zone { box-shadow: -2px 0 0 var(--surface); }
.dr-mark { position: absolute; top: 50%; width: 20px; height: 20px; margin: -10px 0 0 -10px; border-radius: 50%; background: var(--text); border: 3px solid var(--surface); box-shadow: 0 0 0 1px var(--text); }

/* ---- status chips: dark text on the light dark-mode fills */
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .chip-ok, :root:not([data-theme="light"]) .chip-no { color: #150A0B; } }
:root[data-theme="dark"] .chip-ok, :root[data-theme="dark"] .chip-no { color: #150A0B; }

/* ---- print: the board brief is the Overview and Decisions panels only */
@media print {
  body[data-page="decision"] .site-header, body[data-page="decision"] .page-head, body[data-page="decision"] .site-footer, body[data-page="decision"] .skip,
  body[data-page="decision"] .dr-tabs, body[data-page="decision"] .dr-bar-act, body[data-page="decision"] .dr-filters, body[data-page="decision"] .dr-rec,
  body[data-page="decision"] .dr-twin, body[data-page="decision"] .dr-tip, body[data-page="decision"] #demo-notice, body[data-page="decision"] .dr-gate { display: none !important; }
  body[data-page="decision"] { background: #fff; color: #1C0F10; }
  body[data-page="decision"] .section { padding: 0; }
  body[data-page="decision"] .dr-card, body[data-page="decision"] .dr-decision, body[data-page="decision"] .dr-hero { box-shadow: none; break-inside: avoid; }
  body[data-page="decision"] .dr-grid { grid-template-columns: 1fr; }
  body[data-page="decision"] .dr-bar::before { background: #F4ECEA; }
  .dr-brief .dr-log { display: none !important; }
}

/* ---- narrow screens */
@media (min-width: 901px) { .dr-split > .dr-controls { position: sticky; top: 84px; max-height: calc(100vh - 100px); overflow-y: auto; } }
@media (max-width: 900px) {
  .dr-split { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 640px) {
  .dr-bar { padding: 12px 22px; }
  .dr-tabs { gap: 6px; }
  .dr-tabs button { padding: 8px 14px; font-size: 13px; }
  .dr-decision { grid-template-columns: 1fr; }
  .dr-decision .dr-rank { width: 38px; height: 38px; font-size: 16px; }
  .dr-recform { grid-template-columns: 1fr; }
  .dr-hero::after { width: 170px; height: 170px; right: -60px; top: -60px; }
  .dr-verdict { padding-left: 54px; }
  .dr-discs, .dr-split .dr-discs { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .dr-disc { max-width: none; }
}
@media (max-width: 340px) {
  .dr-discs, .dr-split .dr-discs { grid-template-columns: minmax(0, 218px); }
}

/* Part 14: main navigation with a Learn menu. Eleven flat links overflowed every desktop width, so the knowledge sections sit in one menu. */
.nav-group { position: relative; display: inline-flex; align-items: center; }
.nav-more { display: inline-grid; place-items: center; width: 24px; height: 32px; margin-left: -6px; padding: 0; border: 0; border-radius: 8px; background: none; color: var(--muted); cursor: pointer; }
.nav-more svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; transition: transform .15s; }
.nav-more:hover, .nav-group.open .nav-more { color: var(--text); }
.nav-group.open .nav-more svg { transform: rotate(180deg); }
.nav-sub { display: none; position: absolute; top: calc(100% + 8px); left: -12px; z-index: 60; min-width: 268px; flex-direction: column; gap: 2px; padding: 12px; background: var(--surface); border: 1px solid var(--line); border-radius: 26px 6px 26px 6px; box-shadow: var(--shadow); }
.nav-sub::before { content: ""; position: absolute; left: 0; right: 0; top: -10px; height: 10px; }
.nav-group.open .nav-sub { display: flex; }
@media (hover: hover) { .nav-group:hover .nav-sub { display: flex; } .nav-group:hover .nav-more svg { transform: rotate(180deg); } }
.nav-sub a { padding: 9px 14px; border-radius: 10px; font-size: 14.5px; white-space: nowrap; }
.nav-sub a[aria-current="page"] { box-shadow: none; background: var(--tint); color: var(--text); font-weight: 600; }
.nav-sub a[aria-current="page"]::after { display: none; }
.nav-group:has(.nav-sub a[aria-current="page"]) > a:first-child { color: var(--text); }
.nav-group:has(.nav-sub a[aria-current="page"]) > a:first-child::after { content: ""; position: absolute; left: 11px; right: 11px; bottom: 1px; height: 4px; background: var(--accent); border-radius: 3px; transform: skewX(var(--skew)); }
@media (max-width: 1260px) and (min-width: 1101px) { .nav a { padding: 8px 9px; font-size: 14px; } .cta-nav { margin-left: 2px; } .nav-sub a { font-size: 14.5px; padding: 9px 14px; } }
@media (max-width: 1100px) {
  .nav { max-height: calc(100vh - 76px); max-height: calc(100dvh - 76px); overflow-y: auto; overscroll-behavior: contain; }
  .nav-group { display: block; }
  .nav-group > a, .nav-sub a { display: block; }
  .nav-more { display: none; }
  .nav-sub { display: flex; position: static; min-width: 0; padding: 0 0 6px 14px; margin-left: 8px; border: 0; border-left: 3px solid var(--line); border-radius: 0; background: none; box-shadow: none; }
  .nav-sub::before { display: none; }
  .nav-sub a { padding: 9px 8px; font-size: 15px; }
  .nav-sub a[aria-current="page"] { background: none; box-shadow: none; color: var(--accent-text); }
  .nav-group:has(.nav-sub a[aria-current="page"]) > a:first-child::after { display: none; }
}

/* ---- PTFE filler chooser */
.ch-card { margin: 0; }
.ch-card ul { margin: 0 0 10px; padding-left: 1.1em; }
.ch-card .ch-bad { color: var(--muted); }
.ch-watch { font-size: 14.5px; }

/* ---- Part 15: call-out decoder (D2000 / J200). Parts are parallelogram chips; text is never skewed. */
.d2k-pane { display: flex; flex-direction: column; gap: 14px; }
.d2k-tabs { margin: 0 0 4px; }
.d2k-presets { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: 14px; }
.d2k-parts { display: flex; flex-wrap: wrap; gap: 12px 10px; margin: 4px 0 6px; padding: 0 8px; }
.d2k-part { position: relative; z-index: 0; display: flex; flex-direction: column; align-items: center; gap: 2px; min-width: 66px; padding: 8px 18px 7px; }
.d2k-part::before { content: ""; position: absolute; inset: 0; z-index: -1; border: 1px solid var(--line); background: var(--surface); border-radius: 9px; transform: skewX(var(--skew)); }
.d2k-part b { font: 700 1.1rem/1.15 var(--font-mono); letter-spacing: .02em; }
.d2k-part small { font: 500 10.5px/1.3 var(--font-mono); letter-spacing: .05em; text-transform: uppercase; color: var(--muted); text-align: center; max-width: 24ch; }
.d2k-part.doc::before { background: var(--panel); }
.d2k-part.key::before { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 9%, var(--surface)); }
.d2k-part.sfx::before { border-style: dashed; border-color: color-mix(in srgb, var(--accent) 55%, var(--line)); }
.d2k-part.warn::before { border-color: var(--warn-line); background: var(--warn-bg); }
.d2k-part.bad::before { border-color: var(--danger); background: color-mix(in srgb, var(--danger) 10%, var(--surface)); }
.d2k-res h4 { margin: 18px 0 6px; }
.d2k-res .d2k-sum { margin: 6px 0 4px; max-width: 80ch; }
.d2k-house { margin: 4px 0; font-size: 14.5px; }
.d2k-scroll { overflow-x: auto; }
.d2k-scroll table { min-width: 520px; }
.d2k-res table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
.d2k-res td, .d2k-res th { padding: 6px 12px 6px 0; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.d2k-res th { font: 500 11px/1.4 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.d2k-h { margin: 18px 0 6px; font-size: 1.05rem; }
.d2k-h:first-child { margin-top: 0; }
.d2k-warns { margin: 12px 0 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 8px; font-size: 14.5px; }
.d2k-warns li { display: flex; gap: 10px; align-items: baseline; }
.d2k-notes { margin-top: 12px; font-size: 14.5px; } .d2k-notes summary { cursor: pointer; font-weight: 600; }
.d2k-flag { position: relative; z-index: 0; flex: none; display: inline-block; padding: 1px 11px; font: 600 10.5px/1.6 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; }
.d2k-flag::before { content: ""; position: absolute; inset: 0; z-index: -1; border-radius: 6px; transform: skewX(var(--skew)); background: var(--line); }
.d2k-flag.error { color: #fff; } .d2k-flag.error::before { background: var(--danger); }
.d2k-flag.warn::before { background: var(--warn-line); }
.d2k-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.d2k-form { align-items: end; }
.d2k-form .d2k-wide { grid-column: span 2; } @media (max-width: 600px) { .d2k-form .d2k-wide { grid-column: auto; } }
.d2k-finder { border: 1px dashed var(--line); border-radius: 10px; padding: 10px 14px; }
.d2k-finder summary { cursor: pointer; font-weight: 600; }
.d2k-finder .tool-row { margin: 12px 0 8px; }
.d2k-find { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 8px; }
.d2k-sfx { display: flex; flex-direction: column; gap: 10px; }
.d2k-sfx-row { display: grid; grid-template-columns: minmax(170px, 1.1fr) minmax(190px, 1.5fr) minmax(150px, 1fr) auto; gap: 10px; align-items: end; padding: 10px 0; border-bottom: 1px dotted var(--line); }
@media (max-width: 760px) { .d2k-sfx-row { grid-template-columns: minmax(0, 1fr); } }
.d2k-result { display: flex; flex-direction: column; gap: 10px; margin-top: 8px; }
.d2k-built { position: relative; z-index: 0; display: block; align-self: flex-start; max-width: 100%; padding: 12px 26px; font: 700 1.2rem/1.4 var(--font-mono); overflow-wrap: anywhere; }
.d2k-built::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--tint); border: 1px solid var(--accent); border-radius: 12px; transform: skewX(var(--skew)); }
.d2k-group { border-top: 1px solid var(--line); padding-top: 12px; }
.d2k-group summary { cursor: pointer; font: 700 1.05rem var(--font-head); }
.d2k-group p.fine { margin: 8px 0; }
.d2k-group .d2k-scroll { margin-top: 8px; }
.d2k-group table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
.d2k-group td, .d2k-group th { padding: 6px 12px 6px 0; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.d2k-group th { font-weight: 600; } .d2k-group thead th { font: 500 11px/1.4 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
@media (max-width: 640px) {
  .d2k-scroll table { min-width: 0; }
  .d2k-res thead, .d2k-group thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  .d2k-res tr, .d2k-group tr { display: block; padding: 8px 0; border-bottom: 1px solid var(--line); }
  .d2k-res td, .d2k-res th, .d2k-group td, .d2k-group th { display: block; border: 0; padding: 2px 0; }
  .d2k-res td[data-label]:not(:first-child)::before, .d2k-group td[data-label]:not(:first-child)::before { content: attr(data-label); display: block; font: 500 10.5px/1.4 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-top: 4px; }
  .d2k-res td:first-child, .d2k-group td:first-child { font-weight: 700; }
  .d2k-form { grid-template-columns: minmax(0, 1fr); }
  .d2k-form .d2k-wide { grid-column: 1 / -1; }
}
@media print { .d2k-actions, .d2k-tabs, .d2k-presets { display: none !important; } }

/* v4: two more elastomer lines. D is EPDM (Graphite), O is NR, CR and PU (Slate). And the "Read the code" line on datasheets. */
:root { --s-d: #3B2A2C; --s-o: #6B5B5D; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --s-d: #D8C7C4; --s-o: #BBA6A3; } }
:root[data-theme="dark"] { --s-d: #D8C7C4; --s-o: #BBA6A3; }
.pill.s-d { color: var(--s-d); border-color: currentColor; --pb: currentColor; }
.pill.s-o { color: var(--s-o); border-color: currentColor; --pb: currentColor; }
.line-card.s-d { --lc: var(--s-d); } .line-card.s-o { --lc: var(--s-o); }
.line-card.s-d::before, .line-card.s-o::before { background: var(--lc); }
.line-card > div:first-child { padding-right: 70px; }   /* keeps the line name and caption clear of the circle tab */
.ds-decode { font: 500 12.5px/1.5 var(--font-mono); color: var(--muted); margin-top: 6px; letter-spacing: .01em; }
.ds-page .ds-decode { color: #6B5B5D; }
@media screen and (max-width: 700px) { .ds-page table { display: block; overflow-x: auto; max-width: 100%; } }

/* v4: images. Article covers, hub card thumbnails and grade cards keep the brand's leaf corners. */
.art-cover { margin: 0 0 1.6em; }
.art-cover img { display: block; width: 100%; height: auto; aspect-ratio: 1200 / 630; border-radius: 40px 10px 40px 10px; background: var(--panel); }
.art-card .card-img { display: block; width: 100%; height: auto; aspect-ratio: 640 / 336; object-fit: cover; border-radius: 24px 6px 24px 6px; background: var(--panel); margin-bottom: 4px; }
.related .card:nth-child(even) .card-img { border-radius: 6px 24px 6px 24px; }
.grade-card { margin: 0 0 22px; }
.grade-card img { display: block; width: 100%; max-width: 880px; height: auto; aspect-ratio: 1200 / 630; border-radius: 40px 10px 40px 10px; }
@media print { .art-cover, .grade-card, .card-img { display: none !important; } }