/* Layout: one calm reading column (max 1080) with a split hero; the bridge arc is the only ornament. */
/* Brand system from the Claims Bridge ad statics: one dark ground, off-white type, amber = deadline signal, red = closed window. Single theme by choice. */
:root {
  --bg: #0B0B0D;
  --surface: #151519;
  --ink: #EBE8E8;
  --muted: #A19D9D;
  --line: #2A2A30;
  --accent: #E0A826;      /* amber: buttons, deadline marks */
  --accent-ink: #0B0B0D;
  --accent-soft: #221D10;
  --signal: #E0A826;
  --danger: #E0544A;      /* closed window red, lifted for text contrast */
  --f-display: "Barlow Condensed", "Arial Narrow", "Roboto Condensed", sans-serif;
  --f-body: "Barlow", "Segoe UI", system-ui, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  --r: 8px;
  color-scheme: dark;
}

* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--f-body); font-size: 17px; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, label:focus-within {
  outline: 3px solid #EBE8E8; outline-offset: 2px;
}
.wrap { max-width: 1080px; margin: 0 auto; padding-inline: 20px; }
h1, h2, h3 { font-family: var(--f-display); font-weight: 700; line-height: 1.02; text-wrap: balance; margin: 0; letter-spacing: 0; text-transform: uppercase; }
h3 { text-transform: none; letter-spacing: 0.01em; line-height: 1.2; }
h1 { font-size: clamp(2.6rem, 6.4vw, 4.3rem); }
h2 { font-size: clamp(1.9rem, 3.8vw, 2.6rem); }
h3 { font-size: 1.35rem; }
p { margin: 0; max-width: 64ch; }
.eyebrow { font-family: var(--f-mono); font-size: 0.75rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--signal); }
.muted { color: var(--muted); }
.small { font-size: 0.875rem; }

/* Header */
.top { border-bottom: 1px solid var(--line); background: var(--bg); position: sticky; top: env(safe-area-inset-top, 0px); z-index: 5; }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 14px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-family: var(--f-display); font-weight: 600; font-size: 1.25rem; }
.brand svg { width: 38px; height: 22px; flex: none; }
.nav { display: flex; gap: 20px; flex-wrap: wrap; font-size: 0.95rem; }
.nav a { color: var(--muted); text-decoration: none; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--accent); color: var(--accent-ink); border: 0; border-radius: var(--r);
  padding: 14px 22px; font: 600 1rem/1.2 var(--f-body); text-decoration: none; cursor: pointer;
}
.btn:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

section { padding-block: 64px; }
section + section { border-top: 1px solid var(--line); }

/* Steps (a real sequence, so numbered) */
.steps { list-style: none; padding: 0; margin: 32px 0 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 28px; counter-reset: s; }
.steps li { counter-increment: s; display: grid; gap: 8px; align-content: start; }
.steps li::before { content: counter(s); font-family: var(--f-mono); font-size: .8rem; color: var(--signal); border: 1px solid var(--signal); border-radius: 50%; width: 28px; height: 28px; display: grid; place-items: center; }

/* Footer */
.foot { border-top: 1px solid var(--line); padding-block: 40px; font-size: 0.85rem; color: var(--muted); }
.foot .wrap { display: grid; gap: 14px; }
.foot p { max-width: 90ch; }
.foot nav { display: flex; gap: 18px; flex-wrap: wrap; }
.foot strong { color: var(--ink); }

/* Notice */
.note { background: var(--accent-soft); border-radius: var(--r); padding: 16px 18px; font-size: .95rem; }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }
[hidden] { display: none !important; }
@media (max-width: 560px) {
  .top .wrap { padding-block: 10px; row-gap: 6px; }
  .nav { gap: 14px; font-size: .86rem; }
}