:root {
  --ink: #242520;
  --ink-soft: #3c3e36;
  --paper: #f4f3ee;
  --paper-bright: #fbfaf6;
  --amethyst: #d54329;
  --amethyst-deep: #ad321e;
  --acid: #f26949;
  --acid-dark: #a53320;
  --line: rgba(36, 37, 32, 0.2);
  --muted: #66685e;
  --danger: #dc5a65;
  --success: #3f6500;
  --content: 76rem;
  --reading: 46rem;
  --space-1: clamp(0.75rem, 1vw, 1rem);
  --space-2: clamp(1rem, 2vw, 1.5rem);
  --space-3: clamp(1.25rem, 2.5vw, 2rem);
  --space-4: clamp(1.75rem, 3.5vw, 3.25rem);
  --space-5: clamp(3rem, 5.5vw, 4.25rem);
  --radius: 0.25rem;
  --shadow: 0 1.25rem 3rem rgba(29, 14, 44, 0.12);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  opacity: 0.27;
  background-image: linear-gradient(rgba(74,38,117,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(74,38,117,.05) 1px, transparent 1px);
  background-size: 32px 32px;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration-thickness: .08em; text-underline-offset: .18em; }
a:hover { text-decoration-color: var(--amethyst); }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--acid); outline-offset: 4px; }
::selection { background: var(--acid); color: var(--ink); }

.skip-link {
  position: fixed;
  top: .75rem;
  left: .75rem;
  z-index: 100;
  transform: translateY(-180%);
  padding: .65rem 1rem;
  background: var(--acid);
  color: var(--ink);
  font-weight: 800;
}
.skip-link:focus { transform: translateY(0); }
.shell { width: min(calc(100% - 2rem), var(--content)); margin-inline: auto; }
.reading { width: min(100%, var(--reading)); }
.eyebrow, .kicker, .meta, .nav, .button, .tag, .section-number, .site-footer, label, .data-label {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}
.eyebrow, .kicker, .section-number, .data-label {
  margin: 0 0 1rem;
  color: var(--amethyst-deep);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .11em;
  text-transform: uppercase;
}
.acid-text { color: var(--acid-dark); }
h1, h2, h3 { margin: 0; font-weight: 750; line-height: 1.02; letter-spacing: -.04em; text-wrap: balance; }
h1 { max-width: 15ch; font-size: clamp(3rem, 7.2vw, 6.4rem); }
h2 { max-width: 18ch; font-size: clamp(1.9rem, 3.6vw, 3.4rem); }
h3 { font-size: clamp(1.3rem, 2vw, 1.75rem); line-height: 1.12; }
p { margin: 0 0 1.25rem; }
.lede { max-width: 42rem; font-size: clamp(1.15rem, 2.2vw, 1.5rem); line-height: 1.48; }
.fine-print { color: var(--muted); font-size: .85rem; }
.rule { border: 0; border-top: 1px solid var(--line); margin: 0; }

.site-header { position: relative; z-index: 20; border-bottom: 1px solid var(--line); background: rgba(243,239,229,.94); }
.header-inner { min-height: 5rem; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.brand { display: inline-flex; align-items: center; gap: .7rem; text-decoration: none; font-size: 1.1rem; font-weight: 900; letter-spacing: -.035em; }
.brand-mark { width: 1.8rem; aspect-ratio: 1; display: grid; place-items: center; background: var(--ink); color: var(--acid); font: 800 .7rem/1 ui-monospace, monospace; transform: rotate(-4deg); }
.nav { display: flex; align-items: center; gap: clamp(1rem, 3vw, 2.5rem); font-size: .78rem; font-weight: 700; letter-spacing: .045em; text-transform: uppercase; }
.nav a { text-decoration: none; }
.nav a[aria-current="page"] { text-decoration: underline; text-decoration-color: var(--amethyst); text-decoration-thickness: .2rem; }
.nav-cta { padding: .7rem 1rem; background: var(--ink); color: var(--paper-bright); }
.menu-toggle { display: none; border: 1px solid var(--ink); background: transparent; color: var(--ink); padding: .55rem .75rem; font-weight: 800; }

.hero { padding-block: var(--space-5) var(--space-4); overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(22rem, .7fr); gap: var(--space-4); align-items: start; }
.hero h1 .signal { color: var(--amethyst-deep); }
.hero-side { border-left: 1px solid var(--ink); padding-left: var(--space-2); }
.hero-note { display: grid; grid-template-columns: 2.4rem 1fr; gap: .8rem; margin-top: var(--space-2); }
.hero-note strong { color: var(--amethyst-deep); font-family: ui-monospace, monospace; font-size: .8rem; }
.actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: var(--space-3); }
.button { display: inline-flex; min-height: 3rem; align-items: center; justify-content: center; gap: .6rem; border: 1px solid var(--ink); padding: .7rem 1rem; background: var(--acid); color: var(--ink); font-size: .8rem; font-weight: 900; letter-spacing: .035em; text-decoration: none; text-transform: uppercase; transition: transform .18s ease, box-shadow .18s ease, background .18s ease; }
.button:hover { transform: translate(-3px,-3px); box-shadow: 4px 4px 0 var(--ink); text-decoration: none; }
.button.secondary { background: transparent; }
.button.dark { background: var(--ink); color: var(--paper-bright); }
.button.light { border-color: var(--paper-bright); background: var(--paper-bright); color: var(--ink); }
.button[disabled] { cursor: not-allowed; opacity: .6; }

.diagnostic { margin-top: var(--space-3); border: 1px solid var(--ink); background: var(--paper-bright); box-shadow: var(--shadow); }
.diagnostic-head { display: flex; justify-content: space-between; gap: 1rem; border-bottom: 1px solid var(--ink); padding: .7rem 1rem; background: var(--ink); color: var(--paper-bright); font: 700 .7rem/1.4 ui-monospace, monospace; letter-spacing: .06em; text-transform: uppercase; }
.diagnostic-body { display: grid; grid-template-columns: repeat(4,1fr); }
.diagnostic-body--two { grid-template-columns: repeat(2, 1fr); }
.metric { min-height: 8rem; padding: 1.25rem; border-right: 1px solid var(--line); }
.metric:last-child { border-right: 0; }
.metric strong { display: block; margin-bottom: 1rem; color: var(--amethyst-deep); font: 800 clamp(1.35rem,2.2vw,2rem)/1.05 ui-monospace, monospace; overflow-wrap: anywhere; }
.metric span { display: block; font-size: .9rem; line-height: 1.35; }

.section { padding-block: var(--space-5); border-top: 1px solid var(--line); }
.section-heading { display: grid; grid-template-columns: minmax(8rem,.35fr) minmax(0,1fr); gap: var(--space-3); margin-bottom: var(--space-3); }
.section-intro { max-width: 46rem; }
.section-intro p { margin-top: 1.25rem; font-size: 1.1rem; }
.cards { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.card { position: relative; min-height: 17rem; padding: var(--space-3); border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); background: rgba(255,253,247,.55); }
.card::after { position: absolute; right: 1rem; bottom: 1rem; content: attr(data-index); color: var(--amethyst); font: 800 .75rem/1 ui-monospace, monospace; }
.card h3 { max-width: 14ch; margin-bottom: 1.25rem; }
.card p { max-width: 35rem; }
.card-link { position: absolute; left: var(--space-3); bottom: var(--space-3); font-weight: 800; }
.card-acid { background: var(--acid); }
.card-purple { background: var(--amethyst-deep); color: var(--paper-bright); }
.card-purple::after { color: var(--acid); }

.process { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--ink); }
.process-step { position: relative; padding: 2rem 1.25rem; border-right: 1px solid var(--ink); }
.process-step:last-child { border-right: 0; }
.process-step .number { display: inline-grid; width: 2.25rem; aspect-ratio: 1; place-items: center; margin-bottom: 2rem; background: var(--amethyst-deep); color: var(--acid); font: 800 .8rem/1 ui-monospace, monospace; }
.process-step h3 { margin-bottom: 1rem; }

.split { display: grid; grid-template-columns: minmax(0,1fr) minmax(18rem,.72fr); gap: var(--space-3); align-items: start; }
.proof-panel { padding: var(--space-3); background: var(--ink); color: var(--paper-bright); }
.proof-panel .data-label, .service-path--purple .data-label { color: #d8cbe8; }
.proof-panel strong { display: block; color: var(--acid); font-size: clamp(1.45rem,2.4vw,2rem); line-height: 1.08; letter-spacing: -.035em; }
.proof-panel p { margin: .65rem 0 1.75rem; }
.proof-panel p:last-child { margin-bottom: 0; }
.quote { padding-left: var(--space-2); border-left: .3rem solid var(--acid); font-family: Georgia, serif; font-size: clamp(1.4rem,3vw,2.4rem); line-height: 1.3; }

.warning-layout { display: grid; grid-template-columns: minmax(0, .9fr) minmax(22rem, 1.1fr); gap: var(--space-4); align-items: stretch; }
.warning-intro { display: flex; flex-direction: column; justify-content: space-between; }
.warning-panel { padding: var(--space-3); border: 1px solid var(--ink); background: var(--paper-bright); }
.warning-list { padding: 0; margin: 1rem 0 0; list-style: none; }
.warning-list li { position: relative; padding: 1rem 0 1rem 2rem; border-top: 1px solid var(--line); font-weight: 650; }
.warning-list li::before { position: absolute; left: 0; content: "!"; color: var(--amethyst-deep); font: 900 1rem/1.65 ui-monospace, monospace; }

.service-paths { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1rem; }
.service-path { min-height: 22rem; display: flex; flex-direction: column; align-items: flex-start; padding: var(--space-3); border: 1px solid var(--ink); }
.service-path h3 { max-width: 11ch; margin: 1rem 0 1.25rem; font-size: clamp(2rem, 4vw, 3.6rem); }
.service-path p { max-width: 38rem; }
.service-path .button { margin-top: auto; }
.service-path--acid { background: var(--acid); color: var(--ink); }
.service-path--purple { background: var(--amethyst-deep); color: var(--paper-bright); }
.support-strip { display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding: 1.25rem 0; border-bottom: 1px solid var(--ink); }
.support-strip p { margin: 0; }
.support-strip a { flex: none; font-weight: 800; }
.principles-panel .principle { padding-block: 1.25rem; border-top: 1px solid rgba(255,255,255,.22); }
.principles-panel .principle:first-of-type { margin-top: 1rem; }
.principles-panel .principle p { margin: .55rem 0 0; }
.section-copy { margin-top: 2rem; }

.page-hero { padding-block: var(--space-4); border-bottom: 1px solid var(--line); }
.page-hero h1 { max-width: 17ch; font-size: clamp(2.7rem,5.5vw,4.8rem); }
.page-hero .lede { margin-top: 2rem; }
.breadcrumb { margin-bottom: 2rem; color: var(--muted); font: 700 .72rem/1.4 ui-monospace, monospace; text-transform: uppercase; }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: .5rem; padding: 0; margin: 0; list-style: none; }
.breadcrumb li:not(:last-child)::after { content: " /"; color: var(--amethyst); }

.service-detail { display: grid; grid-template-columns: 5rem minmax(0,.85fr) minmax(18rem,.6fr); gap: var(--space-3); padding-block: var(--space-3); border-top: 1px solid var(--ink); }
.service-detail .number { color: var(--amethyst-deep); font: 900 1rem/1 ui-monospace, monospace; }
.deliverables { padding: 0; margin: 1.5rem 0 0; list-style: none; }
.deliverables li { position: relative; padding: .7rem 0 .7rem 1.5rem; border-top: 1px solid var(--line); }
.deliverables li::before { position: absolute; left: 0; content: "+"; color: var(--acid-dark); font-weight: 900; }

.topic-nav { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2rem; }
.tag { display: inline-block; padding: .35rem .6rem; border: 1px solid var(--line); color: var(--muted); font-size: .68rem; font-weight: 800; letter-spacing: .04em; text-decoration: none; text-transform: uppercase; }
.tag.active, .tag:hover { border-color: var(--ink); background: var(--acid); color: var(--ink); text-decoration: none; }
.article-grid { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.article-card { min-height: 20rem; display: flex; flex-direction: column; padding: 1.5rem; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); background: var(--paper-bright); text-decoration: none; }
.article-card.featured { grid-column: span 2; background: var(--amethyst-deep); color: var(--paper-bright); }
.article-card.featured .tag { color: var(--paper-bright); border-color: rgba(255,255,255,.35); }
.article-card h2, .article-card h3 { margin: 2rem 0 1rem; font-size: clamp(1.6rem,3vw,3rem); }
.article-card p { color: inherit; }
.article-card .meta { margin-top: auto; font-size: .7rem; text-transform: uppercase; }

.article-layout { display: grid; grid-template-columns: minmax(12rem,.35fr) minmax(0,1fr); gap: var(--space-3); padding-block: var(--space-3); }
.article-aside { position: sticky; top: 2rem; align-self: start; }
.contents { padding: 0; margin: 0; list-style: none; font: 700 .76rem/1.5 ui-monospace, monospace; }
.contents li { border-top: 1px solid var(--line); }
.contents a { display: block; padding: .7rem 0; text-decoration: none; }
.prose { width: min(100%, var(--reading)); }
.prose h2 { margin: 2.75rem 0 1.25rem; font-size: clamp(2rem,4vw,3.4rem); }
.prose h3 { margin: 2rem 0 .85rem; }
.prose p, .prose li { font-size: 1.08rem; }
.prose ul, .prose ol { padding-left: 1.3rem; }
.prose li { margin-bottom: .7rem; }
.prose code { padding: .1em .3em; background: rgba(143,91,215,.13); font: .88em ui-monospace, monospace; }
.callout { margin-block: 2.5rem; padding: 1.5rem; border-left: .4rem solid var(--amethyst); background: var(--paper-bright); }
.callout strong { display: block; margin-bottom: .5rem; }
.risk-matrix { display: grid; grid-template-columns: repeat(2,1fr); gap: 1px; margin: 2.5rem 0; border: 1px solid var(--ink); background: var(--ink); }
.risk-cell { min-height: 9rem; padding: 1.25rem; background: var(--paper-bright); }
.risk-cell strong { display: block; margin-bottom: .5rem; color: var(--amethyst-deep); }

.form-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 1.25rem; }
.field { display: flex; flex-direction: column; gap: .45rem; }
.field.full { grid-column: 1 / -1; }
label { font-size: .75rem; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
input, select, textarea { width: 100%; border: 1px solid var(--ink); border-radius: 0; padding: .85rem; background: var(--paper-bright); color: var(--ink); }
textarea { min-height: 10rem; resize: vertical; }
.form-note { margin-top: 1rem; padding: .75rem 1rem; border-left: .25rem solid var(--amethyst); background: rgba(143,91,215,.1); font-size: .9rem; }
.status { min-height: 1.5rem; margin-top: .75rem; color: var(--success); font-weight: 700; }

.faq { border-top: 1px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--ink); }
.faq summary { cursor: pointer; display: flex; justify-content: space-between; gap: 1rem; padding: 1.5rem 0; font-size: 1.12rem; font-weight: 800; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--amethyst-deep); font: 900 1.2rem/1 monospace; }
.faq details[open] summary::after { content: "−"; }
.faq details p { max-width: 48rem; padding: 0 0 1.5rem; }

.cta-band { padding-block: var(--space-3); background: var(--acid); color: var(--ink); }
.cta-band .split { align-items: end; }
.cta-band h2 { max-width: 15ch; }
.site-footer { padding-block: var(--space-4) 2rem; background: var(--ink); color: var(--paper-bright); font-size: .75rem; }
.footer-grid { display: grid; grid-template-columns: 1.1fr .7fr .7fr; gap: var(--space-3); }
.site-footer .brand { margin-bottom: 1.5rem; }
.site-footer .brand-mark { background: var(--acid); color: var(--ink); }
.site-footer h2 { margin-bottom: 1rem; color: var(--acid); font: 800 .72rem/1.3 ui-monospace, monospace; letter-spacing: .08em; text-transform: uppercase; }
.footer-links { padding: 0; margin: 0; list-style: none; }
.footer-links li { margin-bottom: .55rem; }
.footer-bottom { display: flex; justify-content: space-between; gap: 1rem; margin-top: var(--space-4); padding-top: 1.25rem; border-top: 1px solid rgba(255,255,255,.2); color: #bdb4c4; }

@media (max-width: 800px) {
  .menu-toggle { display: inline-block; }
  .nav { position: absolute; inset: 100% 0 auto; display: none; align-items: stretch; flex-direction: column; gap: 0; padding: 1rem; border-bottom: 1px solid var(--ink); background: var(--paper); }
  .nav.open { display: flex; }
  .nav a { padding: .9rem; border-bottom: 1px solid var(--line); }
  .nav-cta { margin-top: .75rem; text-align: center; }
  .hero-grid, .split, .article-layout, .warning-layout { grid-template-columns: 1fr; }
  .hero-side { border-left: 0; border-top: 1px solid var(--ink); padding: 1.5rem 0 0; }
  .diagnostic-body, .process { grid-template-columns: repeat(2,1fr); }
  .metric:nth-child(2) { border-right: 0; }
  .metric:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .process-step:nth-child(2) { border-right: 0; }
  .process-step:nth-child(-n+2) { border-bottom: 1px solid var(--ink); }
  .section-heading { grid-template-columns: 1fr; gap: 1rem; }
  .article-grid { grid-template-columns: 1fr; }
  .article-card.featured { grid-column: auto; }
  .article-aside { position: static; }
  .service-detail { grid-template-columns: 3rem 1fr; }
  .service-detail > :last-child { grid-column: 2; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > :first-child { grid-column: 1 / -1; }
}

@media (max-width: 520px) {
  .shell { width: min(calc(100% - 1.25rem), var(--content)); }
  .cards, .diagnostic-body, .process, .form-grid, .risk-matrix, .service-paths { grid-template-columns: 1fr; }
  .metric, .process-step { border-right: 0; border-bottom: 1px solid var(--line); }
  .metric:last-child, .process-step:last-child { border-bottom: 0; }
  .card { min-height: 16rem; }
  .service-detail { grid-template-columns: 1fr; }
  .service-detail > :last-child { grid-column: auto; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-grid > :first-child { grid-column: auto; }
  .footer-bottom { flex-direction: column; }
  .support-strip { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

@media print {
  .site-header, .site-footer, .actions, .article-aside { display: none; }
  body { background: white; color: black; }
  .section, .page-hero { padding-block: 2rem; }
  a { text-decoration: none; }
}

/* The contact form's status line while the request is in flight, and if
   Web3Forms could not be reached. The default .status colour (--success)
   covers the confirmed-sent state. */
.status[data-state="pending"] { color: var(--muted); font-weight: 600; }
.status[data-state="error"] { color: var(--danger); }

/* Small, corner-anchored cookie notice. No backdrop and no full-width bar,
   so it never blocks content or scrolling underneath it. */
.cookie-banner {
  position: fixed;
  z-index: 90;
  right: 1rem;
  bottom: 1rem;
  left: 1rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .75rem 1.25rem;
  width: min(24rem, calc(100% - 2rem));
  margin-left: auto;
  padding: .85rem 1rem;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: var(--paper-bright);
  box-shadow: var(--shadow);
}
.cookie-banner[hidden] { display: none; }
.cookie-banner p { margin: 0; font-size: .8rem; line-height: 1.5; }
.cookie-actions { display: flex; gap: .5rem; margin-left: auto; }
.cookie-actions button {
  border: 1px solid var(--ink);
  padding: .4rem .75rem;
  background: transparent;
  color: var(--ink);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .02em;
  text-transform: uppercase;
  cursor: pointer;
}
.cookie-accept { background: var(--acid); }
@media (max-width: 520px) {
  .cookie-banner { flex-direction: column; align-items: stretch; }
  .cookie-actions { margin-left: 0; }
  .cookie-actions button { flex: 1; }
}