/* The Allodial difference — Allodial design system. */

@font-face { font-family: 'Poppins'; font-weight: 400; font-style: normal; font-display: swap; src: url(assets/fonts/poppins-400.woff2) format('woff2'); }
@font-face { font-family: 'Poppins'; font-weight: 500; font-style: normal; font-display: swap; src: url(assets/fonts/poppins-500.woff2) format('woff2'); }
@font-face { font-family: 'Poppins'; font-weight: 600; font-style: normal; font-display: swap; src: url(assets/fonts/poppins-600.woff2) format('woff2'); }
@font-face { font-family: 'Montserrat'; font-weight: 500; font-style: normal; font-display: swap; src: url(assets/fonts/montserrat-500.woff2) format('woff2'); }
@font-face { font-family: 'Montserrat'; font-weight: 600; font-style: normal; font-display: swap; src: url(assets/fonts/montserrat-600.woff2) format('woff2'); }

/* ------------------------------------------------------------------ tokens */
:root,
[data-theme='light'] {
  --bg: #F3EFE7; --bg2: #EDE7DB; --card: #FBF8F2;
  --ink: #0B0B0B; --ink2: #242424; --mute: #4A463F;
  --rule: #DCD5C8; --rule2: #C9C1B2;
  --accent: #8F5330; --accent-hover: #0B0B0B; --accent-t: #F0E4D8; --copper: #A6643B;
  --seam: #FF6A1A;
  --btn: #0B0B0B; --btn-hover: #242424; --btn-ink: #F3EFE7;
  --band: #0B0B0B; --band2: #171614; --band-rule: #2A2724;
  --band-ink: #F3EFE7; --band-ink2: #D9D3C8; --band-mute: #B4ACA1; --band-accent: #FF6A1A;
  --band-btn: #F3EFE7; --band-btn-hover: #FFFFFF; --band-btn-ink: #0B0B0B;
  --band-grid: rgba(243, 239, 231, 0.055);
  --wire: #6F6A62;
  --fin-ivory: rgba(166, 100, 59, .16);
  --radius: 0; --shadow: none;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --sans: 'Poppins', system-ui, sans-serif;
  --display: 'Montserrat', var(--sans);
  --measure: 66ch;
  --page: 1248px;
  --gutter: clamp(20px, 6.667vw, 96px);
  --pad-x: max(var(--gutter), calc((100% - var(--page)) / 2));
  --mark-on-light: url(assets/allodial-a-on-light.svg);
  --mark-on-dark: url(assets/allodial-a-on-dark.svg);
  --mark: var(--mark-on-light);
  color-scheme: light;
}
[data-theme='dark'] {
  --bg: #121110; --bg2: #1B1917; --card: #1F1D1A;
  --ink: #F3EFE7; --ink2: #D9D3C8; --mute: #B4ACA1;
  --rule: #2D2A26; --rule2: #3D3833;
  --accent: #FF8A4C; --accent-hover: #FFB27A; --accent-t: #33211A; --copper: #A6643B;
  --seam: #FF6A1A;
  --btn: #F3EFE7; --btn-hover: #FFFFFF; --btn-ink: #0B0B0B;
  --band: #080807; --band2: #121110; --band-rule: #262320;
  --band-ink: #F3EFE7; --band-ink2: #D9D3C8; --band-mute: #B4ACA1; --band-accent: #FF6A1A;
  --band-btn: #F3EFE7; --band-btn-hover: #FFFFFF; --band-btn-ink: #0B0B0B;
  --band-grid: rgba(243, 239, 231, 0.055);
  --wire: #9A938A;
  --fin-ivory: rgba(255, 138, 76, .10);
  --mark: var(--mark-on-dark);
  color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --bg: #121110; --bg2: #1B1917; --card: #1F1D1A;
    --ink: #F3EFE7; --ink2: #D9D3C8; --mute: #B4ACA1;
    --rule: #2D2A26; --rule2: #3D3833;
    --accent: #FF8A4C; --accent-hover: #FFB27A; --accent-t: #33211A; --copper: #A6643B;
    --seam: #FF6A1A;
    --btn: #F3EFE7; --btn-hover: #FFFFFF; --btn-ink: #0B0B0B;
    --band: #080807; --band2: #121110; --band-rule: #262320;
    --band-ink: #F3EFE7; --band-ink2: #D9D3C8; --band-mute: #B4ACA1; --band-accent: #FF6A1A;
    --band-btn: #F3EFE7; --band-btn-hover: #FFFFFF; --band-btn-ink: #0B0B0B;
    --band-grid: rgba(243, 239, 231, 0.055);
    --wire: #9A938A;
    --fin-ivory: rgba(255, 138, 76, .10);
    --mark: var(--mark-on-dark);
    color-scheme: dark;
  }
}

/* ------------------------------------------------------------------ base */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 72px; }
body {
  margin: 0; background: var(--bg); color: var(--ink2);
  font: 400 18px/1.68 var(--sans);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  overflow-x: clip;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; transition: color 140ms var(--ease); }
a:hover { color: var(--accent-hover); }
:focus-visible { outline: 2px solid var(--seam); outline-offset: 2px; }
p { margin: 0 0 1em; }
h1, h2, h3, h4, h5 { font-family: var(--display); font-weight: 500; color: var(--ink); margin: 0; text-wrap: pretty; }
strong { font-family: var(--display); font-weight: 500; color: var(--ink); }
h1 strong, h2 strong, h3 strong { font-weight: 600; }
em { font-style: italic; }
button { font: inherit; color: inherit; }
.sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: 16px; top: -60px; z-index: 100; background: var(--btn); color: var(--btn-ink); padding: 10px 16px; font: 500 14px/1 var(--sans); }
.skip:focus { top: 8px; }
[hidden] { display: none !important; }

.eyebrow, .hero-eyebrow, .band-eyebrow {
  font: 500 12px/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--mute); margin: 0 0 20px;
}
.link-btn { background: none; border: 0; padding: 0; color: var(--accent); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; font: inherit; }
.link-btn:hover { color: var(--accent-hover); }

/* ------------------------------------------------------------------ header */
.site-head { position: sticky; top: 0; z-index: 50; background: var(--bg); border-bottom: 1px solid var(--rule); }
.head-bar { height: 55px; display: flex; align-items: center; gap: 24px; padding: 0 var(--pad-x); }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); flex: none; }
.brand-mark { width: 30px; height: 28px; background: var(--mark) center / contain no-repeat; flex: none; }
.brand-text { display: flex; align-items: center; gap: 12px; white-space: nowrap; }
.brand-text strong { font: 600 15px/1 var(--display); letter-spacing: .14em; text-transform: uppercase; color: var(--ink); }
.brand-product { font: 500 15px/1 var(--display); letter-spacing: .01em; color: var(--mute); padding-left: 12px; border-left: 1px solid var(--rule2); height: 18px; display: inline-flex; align-items: center; }
.head-nav { flex: 1 1 auto; min-width: 0; overflow-x: auto; scrollbar-width: none;
  -webkit-mask-image: linear-gradient(90deg, #000 calc(100% - 40px), transparent); mask-image: linear-gradient(90deg, #000 calc(100% - 40px), transparent); }
.head-nav::-webkit-scrollbar { display: none; }
.head-nav ul { list-style: none; margin: 0; padding: 0 40px 0 0; display: flex; gap: 22px; height: 55px; align-items: stretch; }
.head-nav li { display: flex; }
.head-nav a { display: flex; align-items: center; white-space: nowrap; font: 400 14px/1 var(--sans); color: var(--mute); text-decoration: none; border-bottom: 2px solid transparent; padding-top: 2px; transition: color 140ms var(--ease), border-color 140ms var(--ease); }
.head-nav a:hover { color: var(--ink); }
.head-nav a.is-active { color: var(--ink); font-weight: 500; border-bottom-color: var(--seam); }
.nav-part a { font-family: var(--display); font-weight: 500; font-size: 13px; letter-spacing: .06em; }
.nav-part + li:not(.nav-part) { margin-left: 4px; }
.read-mark { color: var(--accent); font-family: system-ui, sans-serif; }
.theme-btn { flex: none; height: 34px; min-width: 56px; padding: 0 12px; background: transparent; border: 1px solid var(--rule2); color: var(--mute); font: 500 11px/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; cursor: pointer; transition: color 140ms var(--ease), border-color 140ms var(--ease); }
.theme-btn:hover { color: var(--ink); border-color: var(--ink); }
.head-cta { flex: none; }
.progress { position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--rule); }
.progress-fill { display: block; height: 100%; width: 0; background: var(--seam); }

/* ------------------------------------------------------------------ buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; height: 52px; padding: 0 26px; font: 500 15px/1 var(--sans); text-decoration: none; border: 0; border-radius: 0; cursor: pointer; white-space: nowrap;
  transition: background-color 140ms var(--ease), box-shadow 140ms var(--ease), color 140ms var(--ease), border-color 140ms var(--ease); }
.btn-primary { background: var(--btn); color: var(--btn-ink); box-shadow: inset 0 -2px 0 var(--seam); }
.btn-primary:hover { background: var(--btn-hover); color: var(--btn-ink); box-shadow: inset 0 -3px 0 var(--seam); }
.btn-band { background: var(--band-btn); color: var(--band-btn-ink); box-shadow: inset 0 -2px 0 var(--seam); }
.btn-band:hover { background: var(--band-btn-hover); color: var(--band-btn-ink); box-shadow: inset 0 -3px 0 var(--seam); }
.btn-sec { background: transparent; color: var(--ink); border: 1px solid var(--rule2); }
.btn-sec:hover { color: var(--ink); border-color: var(--ink); }
.btn-sec.on-band { color: var(--band-ink); border-color: rgba(243, 239, 231, .5); }
.btn-sec.on-band:hover { color: var(--band-ink); border-color: var(--band-ink); }
.btn-sm { height: 34px; padding: 0 14px; font-size: 14px; }

/* ------------------------------------------------------------------ motifs */
.band { position: relative; background: var(--band); color: var(--band-ink2); padding-left: var(--pad-x); padding-right: var(--pad-x); isolation: isolate; }
.band .fins { position: absolute; inset: 0 0 auto 0; height: 280px; z-index: -1; pointer-events: none;
  background: repeating-linear-gradient(90deg, var(--band-grid) 0 1px, transparent 1px 11px);
  -webkit-mask-image: linear-gradient(#000, transparent); mask-image: linear-gradient(#000, transparent); }
.graze { position: absolute; inset: 0; z-index: -1; pointer-events: none; background: radial-gradient(120% 90% at 88% 30%, rgba(255, 106, 26, .16), transparent 58%); }
.seam { position: absolute; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, rgba(255, 106, 26, 0), #FF6A1A 38%, #FFB27A 62%, rgba(255, 106, 26, 0)); transform-origin: left center; }
.seam-top { top: 0; }
.seam-bot { bottom: 0; }
.horizon { position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: linear-gradient(90deg, rgba(255, 106, 26, 0), rgba(255, 106, 26, .7) 45%, rgba(255, 106, 26, 0)); }
.contour { position: absolute; top: 0; right: 0; width: min(520px, 42vw); height: auto; fill: none; stroke: var(--copper); stroke-width: 1; stroke-opacity: .26; pointer-events: none; }
.band-h { color: var(--band-ink); font: 500 clamp(34px, 4.6vw, 66px)/1.05 var(--display); letter-spacing: -.02em; margin-bottom: 24px; max-width: 22ch; }
.band-eyebrow, .hero-eyebrow { color: var(--band-accent); }
.band-body { color: var(--band-ink2); max-width: var(--measure); }
.band strong { color: var(--band-ink); }

/* ------------------------------------------------------------------ hero */
.hero { min-height: clamp(560px, calc(100svh - 56px), 820px); display: flex; align-items: center; padding-top: 88px; padding-bottom: 88px; }
.hero-inner { width: 100%; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 340px); gap: 64px; align-items: center; }
.hero-h { color: var(--band-ink); font: 500 clamp(34px, 4.6vw, 72px)/1.03 var(--display); letter-spacing: -.02em; max-width: 17ch; margin-bottom: 28px; }
.hero-sub { color: var(--band-ink2); font-size: 19px; line-height: 1.62; max-width: 56ch; margin-bottom: 40px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* ------------------------------------------------------------------ screenshots */
.shot { margin: 0; }
.shot-a { display: block; border-top: 2px solid var(--seam); background: var(--card); cursor: zoom-in; }
.shot-a img { width: 100%; outline: 1px solid var(--rule); outline-offset: -1px; }
.frame-band .shot-a { background: var(--band2); }
.frame-band .shot-a img { outline-color: var(--band-rule); }
.shot figcaption { font-size: 15px; line-height: 1.6; color: var(--mute); margin-top: 12px; }
.see-live { margin-top: 12px; }

/* ------------------------------------------------------------------ Ivory sections */
.sec { position: relative; padding: 104px var(--pad-x) 110px; }
.sec-rule::before, .screen::before { content: ''; position: absolute; top: 0; left: var(--pad-x); right: var(--pad-x); height: 1px; background: var(--rule); }
.band + .sec-rule::before, .band + .screen::before { display: none; }
.sec-head { max-width: 860px; margin-bottom: 56px; position: relative; }
.sec-h, .screen-h { font: 500 clamp(30px, 3.06vw, 44px)/1.12 var(--display); letter-spacing: -.015em; max-width: 30ch; color: var(--ink); }
.sec-intro { margin-top: 24px; max-width: var(--measure); font-size: 19px; }

/* numbered list */
.num-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--ink); }
.num-list > li { display: grid; grid-template-columns: 56px minmax(0, 1fr); padding: 28px 0; border-bottom: 1px solid var(--rule); }
.num-n { font: 500 16px/1.6 var(--display); font-variant-numeric: tabular-nums; letter-spacing: -.01em; color: var(--accent); }
.num-b p { margin: 0; max-width: var(--measure); }
.item-h { font: 500 21px/1.32 var(--display); margin: 0 0 12px; }
.bring-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 48px; }
.bring-list > li { padding: 32px 0 36px; }
.prose .num-list { margin: 8px 0 28px; }
.prose .num-list > li { padding: 18px 0; }

/* tables */
.tbl-wrap { margin: 0; }
.tbl { width: 100%; border-collapse: collapse; font-size: 16px; line-height: 1.55; }
.tbl thead th { font: 500 11px/1.3 var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--mute); text-align: left; padding: 0 24px 14px; border-bottom: 1px solid var(--ink); vertical-align: bottom; }
.tbl thead th:first-child { padding-left: 0; }
.tbl thead th.ours { color: var(--accent); border-bottom: 2px solid var(--seam); background: var(--card); padding-top: 20px; }
.tbl tbody th { font: 500 16px/1.45 var(--display); color: var(--ink); text-align: left; vertical-align: top; padding: 20px 24px 20px 0; border-bottom: 1px solid var(--rule); width: 22%; }
.tbl td { padding: 20px 24px; vertical-align: top; border-bottom: 1px solid var(--rule); color: var(--ink2); }
.tbl td.ours { background: var(--card); color: var(--ink); font-weight: 500; }
.tbl tbody tr:last-child td.ours { border-bottom: 2px solid var(--seam); }
.tbl-eng tbody th { width: 24%; }
.tbl-eng td { width: 38%; }

/* ------------------------------------------------------------------ band sections */
.proof { padding-top: 104px; padding-bottom: 110px; }
.proof-copy { max-width: 900px; }
.fig-cards { list-style: none; margin: 56px 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; background: var(--band-rule); border: 1px solid var(--band-rule); }
.fig-card { background: var(--band2); border-top: 2px solid var(--seam); padding: 24px 24px 28px; display: flex; flex-direction: column; gap: 6px; }
.fig-n { font: 500 clamp(34px, calc(8.9vw - 70px), 58px)/1.02 var(--display); font-variant-numeric: tabular-nums; letter-spacing: -.02em; color: var(--band-ink); }
.fig-d { font: 500 12px/1.4 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--band-mute); }
.proof-shots { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; max-width: 960px; }
.proof-act { margin: 48px 0 0; }

.closing { padding-top: 120px; padding-bottom: 120px; }
.closing-inner { max-width: 900px; }
.closing .band-body { font-size: 19px; margin-bottom: 40px; }

/* ------------------------------------------------------------------ the guide */
.bridge { padding-bottom: 88px; overflow: hidden; }
.bridge::before { content: ''; position: absolute; top: 0; left: var(--pad-x); right: var(--pad-x); height: 1px; background: var(--rule); }
.band + .bridge::before { display: none; }
.guide-title { border-top: 1px solid var(--ink); padding-top: 32px; display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 16px 40px; position: relative; }
.guide-name { font: 500 clamp(30px, 4.3vw, 62px)/1.08 var(--display); letter-spacing: -.02em; color: var(--ink); margin: 0; max-width: 26ch; }
.guide-links { margin: 0; font-size: 15px; }

.screen { position: relative; display: grid; grid-template-columns: 288px minmax(0, 1fr); column-gap: 48px; padding: 88px var(--pad-x) 96px; }
.screen-rail { position: sticky; top: 88px; align-self: start; }
.screen-num { display: block; font: 500 13px/1 var(--display); font-variant-numeric: tabular-nums; letter-spacing: .1em; color: var(--accent); margin-bottom: 14px; }
.rail-q { font: 500 19px/1.34 var(--display); color: var(--ink); margin: 0 0 18px; }
.rail-mark { display: block; width: 40px; height: 2px; background: var(--seam); margin-bottom: 16px; }
.copy-link { font: 500 11px/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--mute); text-decoration: none; opacity: .85; }
.copy-link:hover { color: var(--accent); opacity: 1; }
.copy-link.is-copied .copy-txt::after { content: ' · copied'; }
.screen-main { min-width: 0; }
.prose > p, .prose > ul, .prose > h4, .prose > blockquote { max-width: var(--measure); }
.prose h4.sub-h, .prose h4 { font: 500 21px/1.32 var(--display); margin: 36px 0 14px; }
.prose > :first-child { margin-top: 0; }
.list { margin: 0 0 1.2em; padding: 0; list-style: none; }
.list > li { position: relative; padding-left: 24px; margin-bottom: 10px; }
.list > li::before { content: ''; position: absolute; left: 0; top: .82em; width: 10px; height: 1px; background: var(--ink); }
blockquote { margin: 0 0 1em; padding: 20px 24px; background: var(--bg2); border-left: 2px solid var(--copper); }

/* "See it for yourself" */
.band-panel { position: relative; overflow: hidden; background: var(--band2); color: var(--band-ink2); padding: 32px 32px 36px; margin: 32px 0; max-width: 760px; isolation: isolate; }
.band-panel::after { content: ''; position: absolute; inset: 0; z-index: -1; background: radial-gradient(90% 120% at 100% 0, rgba(255, 106, 26, .13), transparent 60%); }
.band-panel .fins { position: absolute; inset: 0; z-index: -1; background: repeating-linear-gradient(90deg, var(--band-grid) 0 1px, transparent 1px 11px); }
.band-panel p { margin-bottom: 24px; }
.band-panel strong { color: var(--band-ink); }
.band-panel a:not(.btn) { color: var(--band-ink); }
.band-panel a:not(.btn):hover { color: #fff; }

/* Quick reference */
.qref-rail { top: 72px; }
.profile { border-top: 1px solid var(--ink); padding-top: 20px; }
.pf-h { font: 500 21px/1.32 var(--display); margin: 0 0 8px; }
.pf-help { font-size: 14px; line-height: 1.55; color: var(--mute); margin-bottom: 16px; }
.pf-bars { list-style: none; margin: 0 0 20px; padding: 0; display: grid; gap: 3px; }
.pf-row { display: grid; grid-template-columns: 24px minmax(0, 1fr) 16px; align-items: center; gap: 10px; text-decoration: none; color: var(--mute); }
.pf-n { font: 500 11px/1 var(--display); font-variant-numeric: tabular-nums; letter-spacing: .04em; color: var(--mute); }
.pf-bar { height: 6px; background: var(--bg2); position: relative; outline: 1px solid var(--rule); outline-offset: -1px; }
.pf-fill { position: absolute; inset: 0 auto 0 0; width: 0; background: repeating-linear-gradient(90deg, var(--copper) 0 2px, transparent 2px 5px); transition: width 140ms var(--ease); }
.pf-v { font: 500 12px/1 var(--display); font-variant-numeric: tabular-nums; color: var(--ink); text-align: right; }
.pf-row:hover .pf-n { color: var(--accent); }
.pf-lab { font: 500 11px/1 var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--mute); margin: 0 0 10px; }
.pf-weak { border-top: 1px solid var(--rule); padding-top: 16px; }
.pf-weak-list { list-style: none; margin: 0 0 12px; padding: 0; }
.pf-weak-list li { font: 500 15px/1.4 var(--display); padding: 6px 0; border-bottom: 1px solid var(--rule); }
.pf-weak-list a { text-decoration: none; }
.pf-weak-list a:hover { text-decoration: underline; }
.pf-empty { font-size: 14px; color: var(--mute); margin: 0; }
.pf-clear { font-size: 14px; margin-top: 8px; }
.qref .screen-h { margin-bottom: 32px; }
.q-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--ink); }
.q-grid > li { border-bottom: 1px solid var(--rule); border-right: 1px solid var(--rule); display: flex; }
.q-grid > li:nth-child(3n) { border-right: 0; }
.q-card { flex: 1; min-height: 196px; padding: 22px 22px 24px; display: flex; flex-direction: column; gap: 10px; text-decoration: none; color: var(--ink2); transition: background-color 140ms var(--ease); }
.q-card:hover { background: var(--card); color: var(--ink2); }
.q-num { font: 500 13px/1 var(--display); font-variant-numeric: tabular-nums; letter-spacing: .1em; color: var(--accent); }
.q-skill { font: 500 21px/1.32 var(--display); color: var(--ink); }
.q-test { font-size: 15px; line-height: 1.55; color: var(--ink2); }
.q-rule { font-size: 13px; line-height: 1.5; color: var(--mute); }
.q-lab { font: 500 10px/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; display: block; margin-bottom: 4px; }
.q-arrow { margin-top: auto; width: 28px; height: 1px; background: var(--ink); transition: width 140ms var(--ease), background-color 140ms var(--ease); }
.q-card:hover .q-arrow, .q-card:focus-visible .q-arrow { width: 44px; height: 2px; background: var(--seam); }

/* Part strips */
.part-strip { padding-top: 72px; padding-bottom: 72px; overflow: hidden; }
.part-h2 { display: flex; flex-direction: column; gap: 18px; color: var(--band-ink); }
.part-eyebrow { font: 500 12px/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--band-accent); }
.part-title { font: 500 clamp(30px, 4.3vw, 62px)/1.08 var(--display); letter-spacing: -.02em; }
.part-end { height: 0; }

/* Chapters */
.ch-main { display: grid; grid-template-columns: minmax(0, 1fr) 248px; column-gap: 48px; align-content: start; }
.ch-main > * { grid-column: 1; }
.ch-main > .ch-fig { grid-column: 2; grid-row: 1 / span 12; align-self: start; position: sticky; top: 88px; }
.ch-skill { margin-bottom: 40px; }
.ch-skill .eyebrow { margin-bottom: 14px; }
.lead { font: 500 26px/1.28 var(--display); color: var(--ink); margin: 0; max-width: 34ch; }
.ch-part { margin-bottom: 36px; }
.ch-part > p, .ch-part > ul, .disc-b > p, .disc-b > ul { max-width: var(--measure); }
.part-h { font: 500 12px/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--mute); margin: 0 0 16px; display: flex; align-items: center; gap: 16px; }
.part-h .copy-link, .block-h .copy-link { letter-spacing: .16em; font-size: 10px; }
@media (hover: hover) {
  .part-h .copy-link, .block-h .copy-link, .disc-b .copy-link, .screen-rail .copy-link { opacity: 0; transition: opacity 140ms var(--ease); }
  .ch-part:hover .copy-link, .mg-block:hover .block-h .copy-link, .disc:hover .disc-b .copy-link, .screen:hover .screen-rail .copy-link, .copy-link:focus-visible { opacity: .85; }
}
.ch-part .tbl-wrap { margin: 20px 0 28px; }

/* Disclosure rows */
.disc { border-top: 1px solid var(--rule); max-width: calc(var(--measure) + 40px); }
.disc:last-of-type { border-bottom: 1px solid var(--rule); }
.disc summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 56px; padding: 0 4px 0 0; font: 500 12px/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--ink); }
.disc summary::-webkit-details-marker { display: none; }
.disc summary:hover .disc-i { border-color: var(--ink); }
.disc-i { flex: none; position: relative; width: 22px; height: 22px; border: 1px solid var(--rule2); transition: border-color 140ms var(--ease); }
.disc-i::before, .disc-i::after { content: ''; position: absolute; left: 50%; top: 50%; width: 10px; height: 1px; background: var(--ink); transform: translate(-50%, -50%); }
.disc-i::after { transform: translate(-50%, -50%) rotate(90deg); transition: transform 140ms var(--ease); }
.disc[open] .disc-i::after { transform: translate(-50%, -50%) rotate(0deg); }
.disc[open] .disc-i { border-color: var(--seam); }
.disc-b { padding: 4px 0 24px; }
.disc-b .copy-link { display: inline-block; margin-top: 4px; }
.ch-main details.disc + .rate { margin-top: 36px; }

/* Rate yourself */
.rate { border: 0; margin: 40px 0 0; padding: 24px; min-width: 0; background: var(--bg2); max-width: calc(var(--measure) + 40px); }
.rate legend { float: left; width: 100%; padding: 0; margin: 0 0 14px; font: 500 11px/1.4 var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--mute); }
.seg { clear: both; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border: 1px solid var(--rule2); background: var(--card); max-width: 360px; }
.seg-o { position: relative; display: flex; }
.seg-o + .seg-o { border-left: 1px solid var(--rule2); }
.seg-o input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.seg-o span { flex: 1; height: 44px; display: flex; align-items: center; justify-content: center; font: 500 16px/1 var(--display); font-variant-numeric: tabular-nums; color: var(--ink); transition: background-color 140ms var(--ease), color 140ms var(--ease); }
.seg-o:hover span { background: var(--bg2); }
.seg-o input:checked + span { background: var(--btn); color: var(--btn-ink); box-shadow: inset 0 -2px 0 var(--seam); }
.seg-o input:focus-visible + span { outline: 2px solid var(--seam); outline-offset: -2px; }
.rate-ends { display: flex; justify-content: space-between; max-width: 360px; margin: 8px 0 0; font-size: 13px; color: var(--mute); }
.rate-clear { font-size: 13px; margin-top: 10px; }

/* For managers */
.managers::before { content: ''; position: absolute; top: 0; left: var(--pad-x); right: var(--pad-x); height: 1px; background: var(--rule); }
.mg-intro { margin-bottom: 40px; }
.mg-block { border-top: 1px solid var(--ink); padding: 32px 0 24px; display: grid; grid-template-columns: 288px minmax(0, 1fr); column-gap: 48px; }
.block-h { font: 500 26px/1.28 var(--display); margin: 0 0 20px; display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.mg-block .tbl-wrap { margin: 8px 0 28px; }
.tbl-mg tbody th { width: 30%; }

/* Checklists */
.cl-note { font-size: 15px; color: var(--mute); margin: 16px 0 0; }
.cl-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 48px; }
.cl { border-top: 1px solid var(--ink); padding: 24px 0 40px; }
.cl-head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; margin-bottom: 8px; }
.cl-h { font: 500 21px/1.32 var(--display); }
.cl-count { flex: none; font: 500 13px/1 var(--display); font-variant-numeric: tabular-nums; letter-spacing: .04em; color: var(--accent); }
.cl-list { list-style: none; margin: 0; padding: 0; }
.cl-list li { border-bottom: 1px solid var(--rule); }
.check { display: grid; grid-template-columns: 22px minmax(0, 1fr); gap: 14px; padding: 14px 0; cursor: pointer; position: relative; font-size: 16px; line-height: 1.55; }
.check input { position: absolute; opacity: 0; width: 22px; height: 22px; margin: 14px 0 0; top: 0; left: 0; cursor: pointer; }
.box { width: 20px; height: 20px; margin-top: 2px; border: 1px solid var(--wire); background: var(--card); position: relative; transition: background-color 140ms var(--ease), border-color 140ms var(--ease); }
.check input:checked + .box { background: var(--btn); border-color: var(--btn); }
.check input:checked + .box::after { content: ''; position: absolute; left: 6px; top: 2px; width: 5px; height: 10px; border: solid var(--btn-ink); border-width: 0 2px 2px 0; transform: rotate(45deg); }
.check input:focus-visible + .box { outline: 2px solid var(--seam); outline-offset: 2px; }
.check input:checked ~ .check-t { color: var(--mute); }

/* Last word */
.last-word .prose > p { font-size: 19px; }
.one-line { margin-top: 48px; padding-top: 28px; border-top: 2px solid var(--seam); max-width: 40ch !important; display: flex; flex-direction: column; gap: 16px; }
.one-line .eyebrow { margin: 0; }
.one-line-t { font: 500 clamp(24px, 2.4vw, 32px)/1.25 var(--display); color: var(--ink); letter-spacing: -.01em; }

/* Footer */
.site-foot { border-top: 1px solid var(--rule); padding: 32px var(--pad-x) 40px; }
.foot-inner { display: flex; align-items: center; gap: 16px 32px; flex-wrap: wrap; }
.foot-brand { display: flex; align-items: center; gap: 12px; margin-right: auto; }
.foot-brand strong { font: 600 15px/1 var(--display); letter-spacing: .14em; text-transform: uppercase; }
.foot-pdf { font-size: 15px; }

/* Lightbox */
.lightbox { border: 0; padding: 0; background: transparent; max-width: min(92vw, 520px); max-height: 92vh; overflow: visible; }
.lightbox::backdrop { background: rgba(11, 11, 11, .88); }
.lightbox img { max-height: 84vh; width: auto; margin: 0 auto; border-top: 2px solid var(--seam); }
.lightbox form { display: flex; justify-content: flex-end; margin-bottom: 10px; }
.lb-close { height: 34px; padding: 0 14px; background: var(--band-btn); color: var(--band-btn-ink); border: 0; font: 500 14px/1 var(--sans); cursor: pointer; }

/* ------------------------------------------------------------------ motion (enabled from script only) */
.js-motion .reveal { opacity: 0; transform: translateY(12px); transition: opacity 520ms var(--ease), transform 520ms var(--ease); }
.js-motion .reveal.is-in { opacity: 1; transform: none; }
.js-motion .band .seam { transform: scaleX(.6); transition: transform 520ms var(--ease); }
.js-motion .band .seam.is-in { transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js-motion .reveal { opacity: 1; transform: none; transition: none; }
  .js-motion .band .seam { transform: none; transition: none; }
  * { scroll-behavior: auto !important; }
  .q-arrow, .pf-fill, .disc-i::after { transition: none; }
}
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }

/* ------------------------------------------------------------------ breakpoints */
@media (max-width: 1180px) {
  .ch-main { grid-template-columns: minmax(0, 1fr); }
  .ch-main > .ch-fig { grid-column: 1; grid-row: auto; position: static; max-width: 300px; margin: 0 0 40px; }
  .ch-main > .ch-skill { order: -1; }
  .fig-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-inner { grid-template-columns: minmax(0, 1fr) minmax(0, 280px); gap: 48px; }
}
@media (max-width: 900px) {
  .screen { grid-template-columns: minmax(0, 1fr); padding-top: 56px; padding-bottom: 64px; }
  .screen-rail { position: static; display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 12px; margin-bottom: 28px; padding-bottom: 14px; border-bottom: 1px solid var(--seam); }
  .screen-num { margin: 0; }
  .rail-q { margin: 0; flex: 1 1 0; min-width: 0; font-size: 19px; }
  .rail-mark { display: none; }
  .screen-rail .copy-link { flex-basis: 100%; }
  .qref-rail { border: 0; padding: 0; display: block; order: 2; margin: 40px 0 0; }
  .qref .screen-main { order: 1; }
  .q-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .q-grid > li:nth-child(3n) { border-right: 1px solid var(--rule); }
  .q-grid > li:nth-child(2n) { border-right: 0; }
  .bring-list { grid-template-columns: minmax(0, 1fr); }
  .hero-inner { grid-template-columns: minmax(0, 1fr); gap: 48px; }
  .hero-shot { max-width: 280px; }
  .see-live { display: none; }
  .mg-block { grid-template-columns: minmax(0, 1fr); }
  .cl-grid { grid-template-columns: minmax(0, 1fr); }
  .proof-shots { gap: 16px; }
  .contour { display: none; }

  /* stacked tables */
  .tbl thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .tbl, .tbl tbody, .tbl tr, .tbl th, .tbl td { display: block; width: auto !important; }
  .tbl tbody tr { border-top: 1px solid var(--ink); padding: 18px 0 8px; }
  .tbl tbody th { border: 0; padding: 0 0 10px; }
  .tbl td { border: 0; padding: 10px 0; }
  .tbl td::before { content: attr(data-label); display: block; font: 500 11px/1.4 var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--mute); margin-bottom: 4px; }
  .tbl td.ours { padding: 12px 16px; border-left: 2px solid var(--seam); margin: 6px 0 10px; }
  .tbl td.ours::before { color: var(--accent); }
  .tbl tbody tr:last-child td.ours { border-bottom: 0; }
}
@media (max-width: 640px) {
  body { font-size: 16px; line-height: 1.62; }
  .head-bar { gap: 12px; }
  .head-nav, .brand-product, .head-theme { display: none; }
  .brand-mark { width: 26px; height: 24px; }
  .brand { margin-right: auto; }
  .sec { padding-top: 48px; padding-bottom: 56px; }
  .sec-head { margin-bottom: 36px; }
  .sec-intro, .hero-sub, .closing .band-body, .last-word .prose > p { font-size: 17px; }
  .hero { min-height: 0; padding-top: 56px; padding-bottom: 64px; }
  .hero-actions .btn { flex: 1 1 auto; }
  .proof, .closing { padding-top: 56px; padding-bottom: 64px; }
  .fig-cards { margin: 36px 0; }
  .fig-card { padding: 18px 16px 20px; }
  .proof-shots { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
  .part-strip { padding-top: 48px; padding-bottom: 48px; }
  .q-grid { grid-template-columns: minmax(0, 1fr); }
  .q-grid > li { border-right: 0 !important; }
  .q-card { min-height: 0; }
  .lead { font-size: 22px; }
  .ch-main > .ch-fig { max-width: 220px; }
  .item-h { font-size: 19px; }
  .num-list > li { grid-template-columns: 44px minmax(0, 1fr); }
  .band-panel { padding: 24px 20px 28px; }
  .rate { padding: 20px 16px; }
  .seg-o span { height: 48px; }
  .block-h { font-size: 22px; }
  .tbl { font-size: 15px; }
}
@media (max-width: 380px) {
  .btn { padding: 0 18px; }
  .head-cta { padding: 0 10px; font-size: 13px; }
  .brand-text strong { letter-spacing: .1em; }
}

/* ------------------------------------------------------------------ print */
@media print {
  @page { margin: 18mm 16mm; }
  :root, [data-theme] { --bg: #fff; --card: #fff; --bg2: #fff; --ink: #000; --ink2: #000; --mute: #333; --accent: #000; --rule: #999; }
  body { background: #fff; color: #000; font-size: 11.5pt; line-height: 1.5; }
  .site-head, .progress, .fins, .graze, .seam, .horizon, .contour, .btn, .theme-btn, .copy-link, .rate, .see-live, .profile, .lightbox, .skip, .cl-note, .hero-shot, .proof-shots { display: none !important; }
  .band, .band-panel { background: #fff !important; color: #000 !important; border-top: 1pt solid #000; border-bottom: 1pt solid #000; }
  .band *, .band-panel * { color: #000 !important; }
  .hero { min-height: 0; padding: 24pt 0; }
  .hero-h { font-size: 32pt; }
  .sec-h, .screen-h, .band-h, .part-title, .guide-name { font-size: 20pt; }
  .eyebrow, .part-h, .disc summary, .tbl thead th { font-size: 8pt; }
  .sec, .screen, .band, .site-foot { padding-left: 0; padding-right: 0; }
  .screen { display: block; padding-top: 18pt; padding-bottom: 18pt; }
  .screen-rail { position: static; margin-bottom: 10pt; }
  .ch-main { display: block; }
  .ch-main > .ch-fig { position: static; max-width: 45mm; float: right; margin: 0 0 8pt 12pt; }
  .disc-i { display: none; }
  details > summary { list-style: none; }
  details::details-content { content-visibility: visible; display: block; }
  .tbl td.ours { background: none; border-left: 1pt solid #000; border-right: 1pt solid #000; }
  .tbl thead th.ours { background: none; }
  .js-motion .reveal { opacity: 1 !important; transform: none !important; }
  .num-list > li, .q-grid > li, .cl-list li, .tbl tr, .fig-card, .shot, .band-panel { break-inside: avoid; }
  .check input:checked + .box { background: #fff; }
  a { color: #000; }
}