/* austworth.com — the Ledger look from the app (docs/DESIGN.md §2a): carbon hero, warm paper,
   rules not boxes, Montserrat headings, teal only for action. Brand colours from the kit. */
:root {
  --carbon: #0B0B0B; --teal: #00D2BE; --teal-ink: #00756A; --silver: #A7A9AC; --white: #FFFFFF;
  --paper: #f4f2ec; --panel: #fffefb; --ink: #16191b; --ink-2: #4a5157; --rule: #16191b; --hair: #dcd8cd;
  --display: 'Montserrat', system-ui, sans-serif; --text: 'Inter', system-ui, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root { --paper: #101415; --panel: #172327; --ink: #eef0f0; --ink-2: #a9b2b5; --rule: #a7a9ac; --hair: #2a3538; --teal-ink: #00D2BE; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 17px/1.6 var(--text); }
a { color: var(--teal-ink); }
a:focus-visible, .btn:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; }
img { max-width: 100%; height: auto; display: block; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 10; background: var(--white); color: var(--carbon); padding: 8px 12px; }

.hero { background: var(--carbon); color: var(--white); padding-bottom: 96px; }
.bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 28px; padding-bottom: 28px; }
.logo img { width: 200px; }
.hero-body { padding-top: 56px; }
.hero-body h1 { max-width: 900px; }
.eyebrow { font: 600 13px/1 var(--display); letter-spacing: 0.14em; text-transform: uppercase; color: var(--silver); margin: 0 0 20px; }
h1 { font: 700 clamp(36px, 6vw, 64px)/1.08 var(--display); margin: 0 0 24px; letter-spacing: -0.01em; }
.lede { font-size: clamp(17px, 2vw, 20px); color: #d5d8da; max-width: 680px; margin: 0 0 36px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.btn { display: inline-flex; align-items: center; min-height: 44px; padding: 0 20px; font: 600 15px/1 var(--text); text-decoration: none; border: 1px solid transparent; }
.btn.primary { background: var(--teal); color: var(--carbon); }
.btn.primary:hover { background: #2be0cf; }
.btn.ghost { color: var(--white); border-color: #4a4f52; }
.btn.ghost:hover { border-color: var(--silver); }

.section { padding-top: 72px; }
h2 { font: 700 13px/1.4 var(--display); letter-spacing: 0.12em; text-transform: uppercase; border-top: 2px solid var(--rule); padding-top: 14px; margin: 0 0 32px; }
h3 { font: 700 19px/1.3 var(--display); margin: 0 0 10px; }
p { margin: 0 0 12px; }

.thread { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px; position: relative; }
.thread::before { content: ''; position: absolute; left: 7px; right: 7px; top: 7px; height: 2px; background: var(--rule); }
.thread li { position: relative; display: flex; flex-direction: column; gap: 8px; padding-top: 32px; }
.thread .node { position: absolute; top: 0; left: 0; width: 16px; height: 16px; border-radius: 50%; background: var(--rule); }
.thread .node.now { background: var(--paper); border: 2px solid var(--teal); box-shadow: 0 0 0 4px rgba(0, 210, 190, 0.2); }
.thread strong { font: 700 17px/1.2 var(--display); }
.thread span:not(.node) { color: var(--ink-2); font-size: 15px; }

.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.sheet { background: var(--panel); padding: 24px; border-top: 2px solid var(--rule); }
.sheet p { color: var(--ink-2); font-size: 16px; }

.who { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 0 32px; margin: 0; }
.who div { border-top: 1px solid var(--hair); padding: 16px 0; }
.who dt { font: 700 16px/1.3 var(--display); margin-bottom: 4px; }
.who dd { margin: 0; color: var(--ink-2); font-size: 16px; }

.facts { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 32px; }
.facts li { border-top: 1px solid var(--hair); padding: 16px 0; color: var(--ink-2); font-size: 16px; }
.facts strong { color: var(--ink); font-family: var(--display); }

.cta { padding-bottom: 96px; }
.cta h2 { border-top-color: var(--teal); color: var(--teal-ink); }
.cta p { max-width: 640px; font-size: 18px; margin-bottom: 24px; }

.foot { background: var(--carbon); color: var(--silver); font-size: 14px; padding: 28px 0; }
.foot .row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 24px; }
.foot a { color: var(--silver); }
.foot a:hover { color: var(--white); }

@media (max-width: 860px) {
  .thread { grid-template-columns: 1fr; gap: 0; }
  .thread::before { left: 7px; right: auto; top: 8px; bottom: 8px; width: 2px; height: auto; }
  .thread li { padding: 0 0 24px 36px; }
  .grid3, .facts { grid-template-columns: 1fr; }
  .hero { padding-bottom: 64px; }
  .hero-body { padding-top: 24px; }
  .section { padding-top: 56px; }
  .logo img { width: 180px; }
}