:root {
  --bg: #f3f2ee;
  --panel: #e9e7dd;
  --text: #1b1e22;
  --dim: #6c6f74;
  --accent: #1f6f5c;
  --accent-2: #4a5d8a;
  --line: #d6d3c6;
  box-sizing: border-box;
}
* { box-sizing: inherit; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  padding: env(safe-area-inset-top, 0px) 0 env(safe-area-inset-bottom, 0px);
  background: var(--bg);
  color: var(--text);
  font-family: 'IBM Plex Mono', 'Courier New', monospace;
  font-size: 15px;
  line-height: 1.6;
}
a { color: var(--accent); }
.wrap { max-width: 980px; margin: 0 auto; padding: 0 20px; }

.statusbar {
  max-width: 980px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  color: var(--dim);
}
.statusbar .brand { color: var(--accent); letter-spacing: 0.04em; text-decoration: none; font-weight: 600; }

section, footer.panel { padding: 56px 0; border-bottom: 1px solid var(--line); }
.label { font-size: 12px; color: var(--accent); letter-spacing: 0.08em; margin-bottom: 20px; }

.tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 36px; }
.tab {
  font-family: inherit;
  font-size: 13px;
  padding: 8px 14px;
  background: transparent;
  color: var(--dim);
  border: 1px solid var(--line);
  cursor: pointer;
}
.tab:hover { border-color: var(--accent); color: var(--text); }
.tab.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.tab:focus-visible, .more-btn:focus-visible, .cta:focus-visible, button:focus-visible,
input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

h1 {
  font-weight: 600;
  font-size: clamp(1.7rem, 4.2vw, 2.6rem);
  line-height: 1.2;
  margin: 0 0 22px;
  max-width: 18ch;
}
.lede { font-size: 16px; color: var(--dim); max-width: 60ch; margin: 0 0 36px; transition: opacity .2s ease; }
.statement { max-width: 56ch; margin: 0; }
.cta-row { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }
.cta {
  display: inline-block;
  padding: 12px 22px;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-family: inherit;
  font-weight: 600;
  font-size: 14px;
  border: 1px solid var(--accent);
  cursor: pointer;
}
.cta:hover { background: #185546; border-color: #185546; }
.cta.secondary { background: transparent; color: var(--text); border: 1px solid var(--line); }
.cta.secondary:hover { border-color: var(--accent); }
.cta[disabled] { opacity: .6; cursor: default; }

.fields { display: flex; gap: 32px; flex-wrap: wrap; }
.field .k { color: var(--dim); font-size: 12px; letter-spacing: 0.06em; }
.field .v { color: var(--accent-2); font-size: 15px; }

.steps { display: flex; flex-direction: column; border-top: 1px solid var(--line); }
.step-row { border-bottom: 1px solid var(--line); padding: 22px 0; }
.step-head { display: grid; grid-template-columns: 70px 1fr; gap: 20px; align-items: baseline; }
.step-row .code { color: var(--accent); font-size: 14px; }
.step-row h3 { font-size: 16px; font-weight: 600; margin: 0 0 8px; }
.step-row p { color: var(--dim); margin: 0; max-width: 58ch; }
.step-row .step-body { margin-left: 90px; }
.more-btn {
  display: block;
  background: none;
  border: none;
  color: var(--accent);
  font-family: inherit;
  font-size: 12px;
  cursor: pointer;
  padding: 0;
  margin: 14px 0 0 90px;
}
.more-btn:hover { color: var(--accent-2); }
.step-more {
  max-height: 0; overflow: hidden; opacity: 0;
  color: var(--dim); margin: 0 0 0 90px; max-width: 58ch;
  transition: max-height .3s ease, opacity .25s ease, margin-top .3s ease;
}
.step-more.open { max-height: 200px; opacity: 1; margin-top: 12px; }

.why { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.why-item { background: var(--panel); padding: 24px; }
.why-item .idx { color: var(--accent); font-size: 12px; margin-bottom: 10px; }
.why-item h4 { font-size: 15px; font-weight: 600; margin: 0 0 8px; }
.why-item p { color: var(--dim); margin: 0; font-size: 14px; }

.contact h2 { font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 600; max-width: 24ch; margin: 0 0 12px; }
.contact .sub { color: var(--dim); max-width: 56ch; margin: 0 0 32px; }
.prompt { color: var(--accent-2); }

form.contact-form { display: grid; gap: 18px; max-width: 620px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.f label { display: block; font-size: 12px; letter-spacing: 0.06em; color: var(--dim); margin-bottom: 6px; }
.f input, .f select, .f textarea {
  width: 100%;
  font-family: inherit;
  font-size: 15px;
  color: var(--text);
  background: #fbfaf7;
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 11px 12px;
}
.f textarea { min-height: 130px; resize: vertical; }
.consent { font-size: 12px; color: var(--dim); max-width: 56ch; margin: 0; }
.hp { position: absolute; left: -9999px; height: 0; overflow: hidden; }
.form-status { margin: 16px 0 0; font-size: 14px; }
.form-status.ok { color: var(--accent); }
.form-status.err { color: #a33a2a; }

.foot-meta { margin-top: 0; padding: 28px 0 48px; color: var(--dim); font-size: 12px; max-width: 70ch; }
.foot-meta p { margin: 0 0 8px; }

.page { padding: 56px 0 72px; }
.page h1 { max-width: none; font-size: clamp(1.5rem, 3.4vw, 2rem); }
.page h2 { font-size: 16px; margin: 32px 0 8px; }
.page p, .page li { color: var(--dim); max-width: 66ch; }
.page li { margin-bottom: 6px; }

@media (max-width: 640px) {
  .why { grid-template-columns: 1fr; }
  .row { grid-template-columns: 1fr; }
  .step-head { grid-template-columns: 1fr; gap: 6px; }
  .more-btn, .step-more, .step-row .step-body { margin-left: 0; }
  .fields { gap: 20px; }
}