/* Razorbill GTM brand system — consulting-brief register, not startup-splash.
   Inter, tabular numerals, ink on paper, 1px hairlines, exhibit blocks.
   Scoped to the GTM landing + engagement-authority pages (body.gtm). */
:root {
  --ink: #0C1116;
  --body: #252B31;
  --muted: #69737D;
  --hairline: #E3E6E8;
  --paper: #FAFAF8;
  --accent: #0E6B4F;   /* recovery/positive only */
  --flag: #B3261E;     /* defect flags only, sparingly */
  --panel: #FFFFFF;
}
* { box-sizing: border-box; }
body.gtm {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, system-ui, "Segoe UI",
    Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--body);
  background: var(--paper);
  line-height: 1.6;
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
}
body.gtm .wrap { max-width: 920px; margin: 0 auto; padding: 0 1.25rem; }
body.gtm h1, body.gtm h2, body.gtm h3 {
  font-family: "Inter", -apple-system, system-ui, sans-serif;
  color: var(--ink);
  font-weight: 700;
  letter-spacing: -0.018em;
  line-height: 1.15;
}
body.gtm h1 { font-size: clamp(1.7rem, 5vw, 2.6rem); font-weight: 800; margin: 0 0 .6rem; }
body.gtm h2 { font-size: clamp(1.25rem, 3.5vw, 1.7rem); margin: 2.4rem 0 .8rem; }
body.gtm h3 { font-size: 1.02rem; margin: 0 0 .35rem; }
body.gtm p { margin: 0 0 1rem; }
body.gtm .lead { font-size: 1.12rem; color: var(--body); }
body.gtm .muted { color: var(--muted); }
body.gtm .cite { color: var(--muted); font-size: .82rem; }  /* muted reg cites */
body.gtm .src { color: var(--muted); font-size: .78rem; margin-top: .4rem; }
body.gtm a { color: var(--accent); }

/* masthead — ink band, white mark at cap height of the wordmark (3A) */
body.gtm header.gtm { border-bottom: 1px solid var(--ink); background: var(--ink); }
body.gtm header.gtm .wrap { display: flex; align-items: center; justify-content: space-between;
  padding-top: .9rem; padding-bottom: .9rem; }
body.gtm .brand { display: flex; align-items: center; gap: .55rem; text-decoration: none;
  color: #fff; font-weight: 800; letter-spacing: -.01em; font-size: 1.15rem; }
body.gtm .brand img { height: 0.72em; width: auto; display: block; }
body.gtm nav.gtm { display: flex; align-items: center; gap: 1.1rem; overflow-x: auto;
  scrollbar-width: none; max-width: 100%; }
body.gtm nav.gtm::-webkit-scrollbar { display: none; }
body.gtm nav.gtm a { color: #ced4d9; text-decoration: none; margin-left: 0;
  font-size: .92rem; white-space: nowrap; }
body.gtm nav.gtm a:hover { color: #fff; }
@media (max-width: 700px) {
  body.gtm header.gtm .wrap { flex-wrap: nowrap; }
}

/* hero */
body.gtm .hero { background: var(--panel); border-bottom: 1px solid var(--hairline); }
body.gtm .hero .wrap { padding: 3rem 1.25rem 2.6rem; }
body.gtm .cta { display: inline-block; background: var(--accent); color: #fff; text-decoration: none;
  font-weight: 600; padding: .8rem 1.4rem; border-radius: 6px; margin: .4rem .5rem .4rem 0; }
body.gtm .cta.ghost { background: transparent; color: var(--ink); border: 1px solid var(--hairline); }

/* panels + exhibit blocks */
body.gtm section { padding: 1.6rem 0; }
body.gtm .panel { background: var(--panel); border: 1px solid var(--hairline); border-radius: 8px;
  padding: 1.2rem 1.3rem; margin: .6rem 0; }
body.gtm .grid { display: grid; gap: 1rem; }
@media (min-width: 720px) { body.gtm .grid.c3 { grid-template-columns: repeat(3, 1fr); }
  body.gtm .grid.c2 { grid-template-columns: repeat(2, 1fr); } }
body.gtm .mark-note { color: var(--muted); font-size: .8rem; }

/* three-clock timeline */
body.gtm .clock { display: grid; gap: .5rem; }
@media (min-width: 720px) { body.gtm .clock { grid-template-columns: repeat(4, 1fr); } }
body.gtm .clock .step { border: 1px solid var(--hairline); border-radius: 8px; padding: .8rem;
  background: var(--panel); }
body.gtm .clock .step.hl { border-color: var(--accent); box-shadow: inset 3px 0 0 var(--accent); }
body.gtm .clock .step .t { font-weight: 700; color: var(--ink); }

/* 20-point chips */
body.gtm .chips { display: flex; flex-wrap: wrap; gap: .5rem; }
body.gtm .chip { border: 1px solid var(--hairline); border-radius: 999px; padding: .35rem .8rem;
  background: var(--panel); font-size: .9rem; }
body.gtm .chip b { color: var(--ink); }

/* steps */
body.gtm ol.steps { counter-reset: s; list-style: none; padding: 0; }
body.gtm ol.steps li { counter-increment: s; border: 1px solid var(--hairline); border-radius: 8px;
  padding: 1rem 1.1rem 1rem 3rem; margin: .6rem 0; background: var(--panel); position: relative; }
body.gtm ol.steps li::before { content: counter(s); position: absolute; left: 1rem; top: 1rem;
  width: 1.5rem; height: 1.5rem; border-radius: 999px; background: var(--ink); color: #fff;
  font-size: .85rem; font-weight: 700; display: flex; align-items: center; justify-content: center; }

/* trust bullets + faq */
body.gtm ul.trust { padding-left: 1.1rem; } body.gtm ul.trust li { margin: .35rem 0; }
body.gtm details { border-bottom: 1px solid var(--hairline); padding: .7rem 0; }
body.gtm summary { cursor: pointer; font-weight: 600; color: var(--ink); }
body.gtm details p { margin: .6rem 0 0; }

/* the standing not-a-law-firm strip — visible, not buried */
body.gtm .disclaimer { background: #fff; border: 1px solid var(--hairline); border-left: 3px solid var(--muted);
  border-radius: 6px; padding: .7rem 1rem; color: var(--body); font-size: .92rem; margin: 1rem 0; }

/* footer */
body.gtm footer.gtm { border-top: 1px solid var(--hairline); background: var(--panel); margin-top: 2rem; }
body.gtm footer.gtm .wrap { padding: 1.6rem 1.25rem; color: var(--muted); font-size: .85rem; }
body.gtm footer.gtm a { color: var(--muted); }

/* 3C section rhythm on gtm pages: white / very light tint alternation. */
body.gtm section:nth-of-type(even) { background: #F2F4F3; }

/* 3D footer mark */
body.gtm footer.gtm .foot-mark { height: 0.9em; width: auto; vertical-align: -0.08em; }