/* The Brands Factory — design system */
:root {
  --paper: #f6f1e7;
  --paper-2: #efe7d8;
  --sheet: #fffdf8;
  --ink: #17171a;
  --ink-2: #4a4a52;
  --ink-3: #6e6a5e;
  --accent: #e8480c;
  --accent-dark: #c23a08;
  --steel: #2e4b5e;
  --sand: #d9cfbc;
  --line: #17171a;
  --radius: 14px;
  --font-display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Inter", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Menlo, monospace;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  overflow-x: clip;
}

img, svg, video { max-width: 100%; height: auto; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.08;
  letter-spacing: -0.015em;
  margin: 0 0 0.5em;
}

a { color: var(--ink); text-decoration-color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent-dark); }

.wrap { width: min(1180px, 100% - 48px); margin-inline: auto; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--paper);
  border-bottom: 3px solid var(--ink);
}
.site-header .wrap {
  display: flex; align-items: center; gap: 20px;
  min-height: 68px;
}
.brand {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--font-display); font-weight: 900;
  font-size: 19px; letter-spacing: 0.02em; text-transform: uppercase;
  text-decoration: none; color: var(--ink);
}
.brand img { width: 36px; height: 36px; display: block; flex: 0 0 auto; }
.brand span { white-space: nowrap; }
.brand:hover { color: var(--ink); }

.nav-toggle { display: none; }
.nav-btn {
  display: none; margin-left: auto;
  width: 44px; height: 44px; border: 3px solid var(--ink); border-radius: 10px;
  background: var(--sheet); cursor: pointer; position: relative;
}
.nav-btn span, .nav-btn span::before, .nav-btn span::after {
  content: ""; position: absolute; left: 9px; right: 9px; height: 3px;
  background: var(--ink); border-radius: 2px;
}
.nav-btn span { top: 50%; transform: translateY(-50%); }
.nav-btn span::before { top: -8px; left: 0; right: 0; }
.nav-btn span::after { top: 8px; left: 0; right: 0; }

.site-nav { margin-left: auto; display: flex; align-items: center; gap: 4px; }
.site-nav a {
  font-family: var(--font-mono); font-size: 13.5px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.04em;
  text-decoration: none; color: var(--ink);
  padding: 8px 12px; border-radius: 8px; border: 2px solid transparent;
}
.site-nav a:hover { border-color: var(--ink); background: var(--sheet); color: var(--ink); }
.site-nav a.active { background: var(--ink); color: var(--paper); }
.site-nav a.cta { background: var(--accent); color: #fff; border-color: var(--accent); margin-left: 8px; }
.site-nav a.cta:hover { background: var(--accent-dark); border-color: var(--accent-dark); color: #fff; }

/* ---------- hero ---------- */
.hero {
  background: var(--ink); color: var(--paper);
  border-bottom: 3px solid var(--ink);
  position: relative; overflow: hidden;
}
.hero .wrap {
  display: grid; grid-template-columns: 1.05fr 0.95fr;
  gap: 48px; align-items: center;
  padding: 72px 0 80px;
}
.eyebrow {
  font-family: var(--font-mono); font-size: 13px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.14em;
  display: inline-flex; align-items: center; gap: 10px;
  margin: 0 0 22px;
}
.eyebrow::before { content: ""; width: 26px; height: 3px; background: var(--accent); }
.hero .eyebrow { color: var(--sand); }
.hero h1 {
  font-size: clamp(38px, 5.2vw, 64px); font-weight: 900;
  text-transform: uppercase; letter-spacing: 0.005em; color: var(--paper);
}
.hero h1 em { font-style: normal; color: var(--accent); }
.lede { font-size: 19px; line-height: 1.6; color: #d9d3c4; max-width: 34em; margin: 0 0 30px; }
.hero figure { margin: 0; }
.hero figure img { display: block; width: 100%; border-radius: var(--radius); border: 3px solid #3c3c44; }

.btn-row { display: flex; flex-wrap: wrap; gap: 14px; }
.btn {
  display: inline-block; font-family: var(--font-mono); font-weight: 600;
  font-size: 14px; text-transform: uppercase; letter-spacing: 0.06em;
  text-decoration: none; padding: 14px 22px; border-radius: 10px;
  border: 3px solid var(--paper); color: var(--paper);
  transition: transform 0.12s ease, background 0.12s ease;
}
.btn:hover { transform: translateY(-2px); color: var(--paper); }
.btn.solid { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.solid:hover { background: var(--accent-dark); border-color: var(--accent-dark); color: #fff; }

/* dark-page hero variant for inner pages */
.page-hero { background: var(--ink); color: var(--paper); border-bottom: 3px solid var(--ink); }
.page-hero .wrap { padding: 64px 0 60px; }
.page-hero h1 {
  font-size: clamp(32px, 4.4vw, 52px); font-weight: 900; text-transform: uppercase; color: var(--paper);
  max-width: 18em;
}
.page-hero h1 em { font-style: normal; color: var(--accent); }
.page-hero .lede { margin-bottom: 0; }
.crumbs {
  font-family: var(--font-mono); font-size: 12.5px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.1em; color: var(--sand);
  margin: 0 0 18px; display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
}
.crumbs a { color: var(--sand); text-decoration: none; border-bottom: 2px solid var(--accent); }
.crumbs a:hover { color: #fff; }
.crumbs .sep { color: var(--accent); }

/* ---------- sections ---------- */
.section { padding: 76px 0; }
.section.alt { background: var(--paper-2); border-top: 3px solid var(--ink); border-bottom: 3px solid var(--ink); }
.section.dark { background: var(--ink); color: var(--paper); }
.section-head { max-width: 46em; margin-bottom: 44px; }
.section-head .eyebrow { color: var(--ink-3); }
.section.dark .eyebrow, .section.dark .section-head .eyebrow { color: var(--sand); }
.section-head h2 { font-size: clamp(28px, 3.6vw, 42px); font-weight: 900; text-transform: uppercase; }
.section-head h2 em { font-style: normal; color: var(--accent); }
.section-head p { color: var(--ink-2); font-size: 18px; margin: 0; }
.section.dark .section-head p { color: #d9d3c4; }

/* guide cards */
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.card {
  background: var(--sheet); border: 3px solid var(--ink); border-radius: var(--radius);
  padding: 24px; display: flex; flex-direction: column; gap: 12px;
  text-decoration: none; color: var(--ink);
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: 7px 7px 0 var(--ink); color: var(--ink); }
.card .num {
  font-family: var(--font-mono); font-weight: 600; font-size: 13px;
  color: var(--accent); letter-spacing: 0.12em;
}
.card h3 { font-size: 21px; font-weight: 800; margin: 0; text-transform: uppercase; }
.card p { margin: 0; color: var(--ink-2); font-size: 15.5px; flex: 1; }
.card .go {
  font-family: var(--font-mono); font-size: 13px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.08em; color: var(--accent-dark);
}
.card .go::after { content: " →"; }

/* production line steps */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; counter-reset: step; }
.step {
  border: 3px solid var(--ink); background: var(--sheet);
  padding: 26px 20px 22px; margin-left: -3px; position: relative;
}
.step:first-child { margin-left: 0; border-radius: var(--radius) 0 0 var(--radius); }
.step:last-child { border-radius: 0 var(--radius) var(--radius) 0; }
.step .n {
  font-family: var(--font-display); font-weight: 900; font-size: 34px;
  color: var(--accent); display: block; line-height: 1; margin-bottom: 10px;
}
.step h3 { font-size: 17px; font-weight: 800; text-transform: uppercase; margin: 0 0 8px; }
.step p { font-size: 14.5px; color: var(--ink-2); margin: 0; line-height: 1.55; }

/* split (text + image) */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: center; }
.split figure { margin: 0; }
.split figure img { display: block; width: 100%; border: 3px solid var(--ink); border-radius: var(--radius); background: var(--sheet); }
.split figcaption { font-family: var(--font-mono); font-size: 12.5px; color: var(--ink-3); margin-top: 10px; letter-spacing: 0.04em; }

/* principles */
.principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.principle { border: 3px solid var(--paper); border-radius: var(--radius); padding: 26px; }
.principle h3 { color: var(--paper); font-size: 20px; text-transform: uppercase; }
.principle h3 .tick { color: var(--accent); }
.principle p { color: #d9d3c4; margin: 0; font-size: 15.5px; }

/* FAQ */
.faq { display: grid; gap: 14px; }
.faq details {
  background: var(--sheet); border: 3px solid var(--ink); border-radius: var(--radius);
  padding: 0;
}
.faq summary {
  cursor: pointer; list-style: none; padding: 20px 24px;
  font-family: var(--font-display); font-weight: 700; font-size: 18px;
  display: flex; justify-content: space-between; gap: 18px; align-items: center;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; font-family: var(--font-mono); font-weight: 600; font-size: 22px;
  color: var(--accent); flex: 0 0 auto;
}
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 0; padding: 0 24px 22px; color: var(--ink-2); }

/* ---------- article (inner pages) ---------- */
.article { padding: 60px 0 76px; }
.article-grid { display: grid; grid-template-columns: 1fr; gap: 40px; max-width: 820px; }
.article h2 { font-size: clamp(24px, 3vw, 32px); font-weight: 900; text-transform: uppercase; margin-top: 1.2em; }
.article h2:first-child { margin-top: 0; }
.article h3 { font-size: 20px; font-weight: 800; margin-top: 1.4em; }
.article p { margin: 0 0 1.1em; color: var(--ink-2); }
.article ul, .article ol { color: var(--ink-2); margin: 0 0 1.2em; padding-left: 1.3em; }
.article li { margin-bottom: 0.45em; }
.article strong { color: var(--ink); }
.article figure { margin: 8px 0 12px; }
.article figure img { display: block; width: 100%; border: 3px solid var(--ink); border-radius: var(--radius); background: var(--sheet); }
.article figcaption { font-family: var(--font-mono); font-size: 12.5px; color: var(--ink-3); margin-top: 10px; letter-spacing: 0.04em; }
.callout {
  border: 3px solid var(--ink); border-left: 10px solid var(--accent);
  background: var(--sheet); border-radius: 10px; padding: 20px 24px; margin: 0 0 1.4em;
}
.callout p { margin: 0; }
.callout p + p { margin-top: 0.6em; }
.spec-table { width: 100%; border-collapse: collapse; margin: 0 0 1.4em; font-size: 15.5px; }
.spec-table th, .spec-table td { border: 2px solid var(--ink); padding: 10px 14px; text-align: left; vertical-align: top; }
.spec-table th { background: var(--ink); color: var(--paper); font-family: var(--font-mono); font-size: 13px; text-transform: uppercase; letter-spacing: 0.05em; }
.spec-table td { background: var(--sheet); color: var(--ink-2); }

.next-guide {
  margin-top: 56px; border: 3px solid var(--ink); border-radius: var(--radius);
  background: var(--ink); color: var(--paper); padding: 28px 30px;
  display: flex; flex-wrap: wrap; gap: 16px; align-items: center; justify-content: space-between;
}
.next-guide .k { font-family: var(--font-mono); font-size: 12.5px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--sand); margin: 0 0 6px; }
.next-guide h3 { margin: 0; font-size: 22px; text-transform: uppercase; color: var(--paper); }
.next-guide a.btn { border-color: var(--accent); background: var(--accent); color: #fff; white-space: nowrap; }

/* ---------- footer ---------- */
.site-footer { background: var(--ink); color: var(--sand); border-top: 3px solid var(--ink); }
.site-footer .wrap { padding: 56px 0 40px; display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 40px; }
.site-footer .brand { color: var(--paper); margin-bottom: 14px; }
.site-footer .brand:hover { color: var(--paper); }
.site-footer p { font-size: 14.5px; color: #b8b1a0; margin: 0; max-width: 30em; }
.site-footer h4 { color: var(--paper); font-size: 14px; text-transform: uppercase; letter-spacing: 0.1em; font-family: var(--font-mono); font-weight: 600; margin: 0 0 14px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.site-footer ul a { color: var(--sand); text-decoration: none; font-size: 15px; border-bottom: 2px solid transparent; }
.site-footer ul a:hover { color: #fff; border-bottom-color: var(--accent); }
.legal { border-top: 1px solid #3c3c44; }
.legal .wrap { padding: 20px 0 24px; display: flex; flex-wrap: wrap; gap: 10px; justify-content: space-between; font-family: var(--font-mono); font-size: 12.5px; color: #8f8875; }

/* ---------- responsive ---------- */
@media (max-width: 1020px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .step, .step:first-child, .step:last-child { margin-left: 0; border-radius: var(--radius); }
  .principles { grid-template-columns: 1fr; }
  .site-footer .wrap { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; padding: 52px 0 60px; gap: 36px; }
  .split { grid-template-columns: 1fr; gap: 32px; }
  .nav-btn { display: block; }
  .site-nav {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    background: var(--paper); border-bottom: 3px solid var(--ink);
    flex-direction: column; align-items: stretch; padding: 14px 24px 20px; gap: 6px;
  }
  .site-nav a { padding: 12px 14px; font-size: 14px; }
  .site-nav a.cta { margin-left: 0; text-align: center; }
  .nav-toggle:checked ~ .site-nav { display: flex; }
  .nav-toggle:checked ~ .nav-btn { background: var(--ink); }
  .nav-toggle:checked ~ .nav-btn span, .nav-toggle:checked ~ .nav-btn span::before, .nav-toggle:checked ~ .nav-btn span::after { background: var(--paper); }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .brand { font-size: 16px; gap: 10px; }
  .brand img { width: 32px; height: 32px; }
  .cards { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .site-footer .wrap { grid-template-columns: 1fr; gap: 30px; padding: 44px 0 32px; }
  .section { padding: 56px 0; }
  .article { padding: 44px 0 56px; }
  .next-guide { padding: 22px; }
}