:root {
  color-scheme: dark;
  --ink: #0B0E0E;
  --panel: #151A19;
  --line: #353D39;
  --lime: #D5FF3F;
  --bone: #F3F2EA;
  --steel: #87918B;
  --muted: #B4BDB6;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--ink); color: var(--bone); font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif; font-size: 1rem; line-height: 1.55; }
img { display: block; max-width: 100%; }
a { color: inherit; }
a:focus-visible { outline: 3px solid var(--lime); outline-offset: 5px; }
::selection { background: var(--lime); color: var(--ink); }
.shell { width: min(100% - clamp(2.5rem, 9vw, 10rem), 1440px); margin-inline: auto; }
.skip { position: absolute; left: 1rem; top: -5rem; z-index: 20; padding: .7rem 1rem; background: var(--lime); color: var(--ink); font-weight: 800; }
.skip:focus { top: 1rem; }
.site-header { position: relative; z-index: 3; border-bottom: 1px solid #ffffff26; background: var(--ink); }
.header-inner { min-height: 6rem; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.brand { display: inline-flex; align-items: center; flex: none; }
.brand img { width: clamp(11rem, 17vw, 14rem); height: auto; }
.site-nav { display: flex; flex-wrap: wrap; align-items: center; gap: clamp(1.25rem, 3vw, 3rem); }
.site-nav a { padding: .5rem 0; border-bottom: 1px solid transparent; text-decoration: none; text-transform: uppercase; font: 800 .82rem/1.2 Arial, sans-serif; letter-spacing: .15em; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--lime); border-color: var(--lime); }
.eyebrow, .section-label { display: flex; align-items: center; gap: .85rem; color: var(--lime); text-transform: uppercase; font: 800 .8rem/1.4 Arial, sans-serif; letter-spacing: .2em; }
.eyebrow::before { content: ""; display: block; width: 2.1rem; height: .35rem; flex: none; background: var(--lime); transform: skewX(-28deg); }
h1, h2, h3, p { overflow-wrap: break-word; }
h1, h2, h3 { font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif; font-stretch: condensed; font-weight: 900; text-transform: uppercase; }
.hero { position: relative; min-height: min(50rem, calc(100svh - 6rem)); overflow: hidden; isolation: isolate; display: flex; align-items: center; }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -2; background: url("/assets/mabbkc-motion-art.png") center right / cover no-repeat; }
.hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, #0B0E0E 0%, #0B0E0Ef4 27%, #0B0E0E9e 60%, #0B0E0E1c 100%), linear-gradient(0deg, #0B0E0E 0%, transparent 28%); }
.hero-inner { padding-block: 6.5rem 8rem; }
.hero-copy { max-width: 65rem; }
.hero h1 { margin: 2.25rem 0 2rem; font-size: clamp(4.6rem, 10vw, 9.8rem); line-height: .84; letter-spacing: -.075em; }
.hero h1 span { display: block; }
.hero h1 .accent { color: var(--lime); }
.hero-intro { max-width: 34rem; margin: 0; color: #D6DDD6; font: 400 clamp(1.08rem, 1.6vw, 1.35rem)/1.58 Arial, sans-serif; }
.line-link { display: inline-flex; align-items: center; gap: 1.25rem; width: fit-content; padding-block: .35rem; border-bottom: 1px solid var(--lime); color: var(--bone); text-decoration: none; text-transform: uppercase; font: 800 .8rem/1.3 Arial, sans-serif; letter-spacing: .16em; }
.line-link::before { content: ""; width: 2.8rem; height: 1px; background: var(--lime); }
.line-link:hover { color: var(--lime); }
.hero .line-link { margin-top: 3rem; }
.signal-strip { background: var(--lime); color: var(--ink); }
.signal-inner { min-height: 3.8rem; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .5rem 2rem; padding-block: .85rem; }
.signal-inner span { text-transform: uppercase; font: 900 .82rem/1.25 Arial, sans-serif; letter-spacing: .13em; }
.signal-inner span::before { content: "/"; margin-right: .75rem; }
.purpose { padding-block: clamp(5.5rem, 9vw, 9rem); }
.purpose h2, .vision h2, .notes-section h2, .page-hero h1 { margin: 1.5rem 0 0; font-size: clamp(3.25rem, 6vw, 6rem); line-height: .91; letter-spacing: -.06em; }
.purpose-heading { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .78fr); align-items: end; gap: 3rem; margin-bottom: 3rem; }
.purpose-heading h2 { max-width: 12ch; }
.purpose-heading p { max-width: 33rem; margin: 0; color: var(--muted); font: 400 clamp(1.08rem, 1.6vw, 1.3rem)/1.6 Arial, sans-serif; }
.principle-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; padding: 1px; background: var(--line); }
.principle-grid article { min-height: 19rem; padding: clamp(1.5rem, 3vw, 2.4rem); background: var(--panel); display: flex; flex-direction: column; }
.principle-number { color: var(--lime); font: 900 1.1rem/1 Arial, sans-serif; }
.principle-rule { position: relative; border-top: 1px solid #46504A; margin: 2rem 0 auto; }
.principle-rule::after { content: ""; position: absolute; top: -.31rem; right: 0; width: .55rem; height: .55rem; background: var(--lime); transform: rotate(45deg); }
.principle-grid h3 { margin: 2rem 0 .8rem; font-size: clamp(1.55rem, 2.5vw, 2.5rem); line-height: 1; letter-spacing: -.035em; }
.principle-grid p { max-width: 19rem; margin: 0; color: var(--muted); font: 400 1rem/1.55 Arial, sans-serif; }
.vision { background: var(--bone); color: var(--ink); }
.vision-inner { display: grid; grid-template-columns: 1fr minmax(0, .8fr); gap: clamp(3rem, 7vw, 8rem); align-items: end; padding-block: clamp(5rem, 8vw, 8rem); }
.vision .section-label { color: #485528; }
.vision h2 { max-width: 12ch; }
.vision-copy p { max-width: 34rem; margin: 0 0 1.25rem; font: 400 clamp(1.05rem, 1.5vw, 1.25rem)/1.65 Arial, sans-serif; }
.vision-copy p:last-child { margin-bottom: 0; }
.notes-section { padding-block: clamp(5.5rem, 9vw, 9rem); }
.notes-head { display: flex; justify-content: space-between; align-items: end; gap: 2rem; margin-bottom: 3rem; }
.notes-section h2 { max-width: 14ch; }
.note-row { display: grid; grid-template-columns: minmax(10rem, .3fr) minmax(0, 1fr) 2rem; gap: 1rem 2rem; align-items: start; padding: 2rem 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); text-decoration: none; }
.note-row:hover { border-color: var(--lime); }
.note-kind { color: var(--lime); text-transform: uppercase; font: 800 .78rem/1.4 Arial, sans-serif; letter-spacing: .17em; }
.note-title { font-size: clamp(1.75rem, 3.1vw, 3rem); line-height: 1; letter-spacing: -.04em; font-weight: 900; text-transform: uppercase; }
.note-desc { grid-column: 2; max-width: 33rem; color: var(--muted); font: 400 1rem/1.5 Arial, sans-serif; }
.note-arrow { grid-column: 3; grid-row: 1 / span 2; justify-self: end; color: var(--lime); font-size: 1.6rem; line-height: 1; }
.site-footer { border-top: 1px solid var(--line); }
.footer-inner { min-height: 7rem; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding-block: 2rem; }
.footer-brand { display: flex; align-items: center; gap: 1rem; text-transform: uppercase; font: 900 1.05rem/1.2 Arial, sans-serif; letter-spacing: .05em; }
.footer-brand img { width: 2.4rem; height: 2.4rem; }
.footer-meta { display: flex; flex-wrap: wrap; gap: .65rem 2rem; color: var(--steel); text-transform: uppercase; font: 700 .75rem/1.4 Arial, sans-serif; letter-spacing: .13em; }
.page-hero { position: relative; overflow: hidden; background: var(--panel); }
.page-hero::after { content: ""; position: absolute; right: -12rem; top: -14rem; width: 36rem; height: 36rem; border: 1px solid #D5FF3F45; transform: rotate(45deg); pointer-events: none; }
.page-hero-inner { position: relative; z-index: 1; padding-block: clamp(5.5rem, 10vw, 9rem); }
.page-hero h1 { max-width: 14ch; }
.page-intro { max-width: 39rem; margin: 2rem 0 0; color: var(--muted); font: 400 clamp(1.08rem, 1.7vw, 1.3rem)/1.6 Arial, sans-serif; }
.note-list { min-height: 20rem; padding-block: clamp(4rem, 7vw, 7rem); }
.article-shell { width: min(100% - clamp(2.5rem, 9vw, 10rem), 54rem); margin-inline: auto; }
.article-header { padding-block: clamp(4.5rem, 8vw, 8rem) clamp(3rem, 6vw, 5rem); }
.article-header .line-link { margin-bottom: 3rem; }
.article-header h1 { margin: 1.5rem 0 0; max-width: 14ch; font-size: clamp(3.25rem, 6vw, 6rem); line-height: .91; letter-spacing: -.06em; }
.article-body { background: var(--bone); color: var(--ink); }
.article-copy { padding-block: clamp(4rem, 7vw, 7rem); }
.article-copy p { margin: 0 0 1.6rem; max-width: 45rem; font: 400 1.12rem/1.76 Arial, sans-serif; }
.article-copy p:last-child { margin-bottom: 0; }
.article-copy .lead { font-size: clamp(1.5rem, 2.4vw, 2rem); line-height: 1.42; font-weight: 700; }
.article-bottom { padding-block: 3rem 5rem; }
@media (max-width: 900px) {
  .hero { min-height: 42rem; }
  .purpose-heading, .vision-inner { grid-template-columns: 1fr; gap: 2rem; }
  .principle-grid article { min-height: 20rem; }
}
@media (max-width: 640px) {
  .shell, .article-shell { width: min(100% - 2.5rem, 1440px); }
  .header-inner { min-height: 7.2rem; padding-block: 1rem; align-items: flex-start; flex-direction: column; justify-content: center; gap: .75rem; }
  .brand img { width: 10.2rem; }
  .site-nav { gap: .9rem 1.4rem; }
  .site-nav a { font-size: .76rem; }
  .hero { min-height: max(39rem, calc(100svh - 7.2rem)); align-items: flex-start; }
  .hero::before { background-position: 65% center; }
  .hero::after { background: linear-gradient(90deg, #0B0E0Ef9 0%, #0B0E0Ebf 65%, #0B0E0E80 100%), linear-gradient(0deg, #0B0E0E 0%, transparent 50%); }
  .hero-inner { padding-block: 5rem 7rem; }
  .hero h1 { font-size: clamp(3.2rem, 14vw, 5.5rem); margin: 2rem 0 1.8rem; }
  .hero-intro { max-width: 23rem; font-size: 1.05rem; }
  .hero .line-link { margin-top: 2.4rem; }
  .signal-inner { justify-content: flex-start; gap: .6rem 1.4rem; }
  .signal-inner span { font-size: .68rem; }
  .purpose h2, .vision h2, .notes-section h2, .page-hero h1, .article-header h1 { font-size: clamp(2.7rem, 11vw, 4.4rem); }
  .principle-grid { grid-template-columns: 1fr; }
  .principle-grid article { min-height: 13.5rem; }
  .principle-rule { margin: 1rem 0 auto; }
  .principle-grid h3 { margin-top: 1.3rem; }
  .notes-head { align-items: flex-start; flex-direction: column; }
  .note-row { grid-template-columns: 1fr 2rem; gap: .7rem 1rem; }
  .note-kind, .note-title, .note-desc { grid-column: 1; }
  .note-arrow { grid-column: 2; grid-row: 2 / span 2; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
  .page-hero::after { right: -22rem; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }