/* Tokens from projects/omeamigo-main/DESIGN.md. Fonts: system stacks only (no third-party or downloaded fonts). */
:root {
  --ink: #2b2b2b; --ink-deep: #232321; --ink-raised: #353532; --line: #46463f; --line-strong: #85857e;
  --paper: #f3f1ea; --mist: #c4c2b8; --olive: #7f962b; --olive-hover: #8fa834; --olive-light: #b4c95f;
  --on-olive: #1d1f14; --error: #ff9b8a;
  --display: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --text: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  color-scheme: dark;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--ink); color: var(--paper); font: 1rem/1.65 var(--text); }
::selection { background: var(--olive); color: var(--on-olive); }
a { color: var(--paper); text-decoration-color: var(--olive); text-underline-offset: 0.2em; text-decoration-thickness: 2px; }
a:hover { text-decoration-color: var(--olive-light); }
:focus-visible { outline: 2px solid var(--olive-light); outline-offset: 3px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 1rem; top: -4rem; background: var(--olive); color: var(--on-olive); padding: 0.6rem 1rem; border-radius: 0.75rem; z-index: 2; }
.skip:focus { top: 1rem; }

.wrap { max-width: 72rem; margin: 0 auto; padding: 0 1rem; }
@media (min-width: 640px) { .wrap { padding: 0 1.5rem; } }
.narrow { max-width: 44rem; }
main.wrap { padding-top: 2.5rem; padding-bottom: 4rem; }

.top { border-bottom: 1px solid var(--line); }
.top .wrap { min-height: 4rem; display: flex; align-items: center; }
.wordmark { font: 600 1.625rem/1 var(--display); letter-spacing: -0.02em; color: var(--olive); text-decoration: none; min-height: 2.75rem; display: inline-flex; align-items: center; }

h1, h2 { font-family: var(--display); font-weight: 600; letter-spacing: -0.02em; text-wrap: balance; line-height: 1.15; }
h1 { font-size: clamp(2rem, 4.2vw, 3.05rem); margin: 0 0 1rem; max-width: 22ch; }
.narrow h1 { max-width: none; }
h2 { font-size: clamp(1.5rem, 2.6vw, 1.95rem); margin: 3rem 0 0.75rem; }
h3 { font-size: 1.125rem; margin: 0; line-height: 1.35; }
p, li, dd { max-width: 68ch; }
.lead { font-size: 1.2rem; color: var(--paper); max-width: 60ch; }
.small, .hint, .opt { color: var(--mist); }
.small { font-size: 0.95rem; }
.hint { margin: 0 0 0.4rem; font-size: 0.95rem; }
.opt { font-weight: 400; }

/* landing layout: text column, form column */
.split { display: grid; gap: 2.5rem; }
@media (min-width: 960px) {
  .split { grid-template-columns: minmax(0, 1fr) 26rem; gap: 4rem; align-items: start; }
  .col-form { position: sticky; top: 1.5rem; }
}
.facts { margin: 0; display: grid; gap: 0; }
.facts div { border-top: 1px solid var(--line-strong); padding: 0.9rem 0; display: grid; gap: 0.15rem; }
@media (min-width: 640px) { .facts div { grid-template-columns: 12rem 1fr; gap: 1rem; } }
.facts dt { font-weight: 600; }
.facts dd { margin: 0; color: var(--mist); }

/* the four labels: word + shape, never colour alone */
.badge { display: inline-flex; align-items: center; gap: 0.4em; font-size: 0.875rem; font-weight: 600; padding: 0.15rem 0.6rem; border-radius: 999px; border: 2px solid var(--line-strong); white-space: nowrap; }
.badge-seen { border-style: solid; color: var(--olive-light); border-color: var(--olive-light); }
.badge-measured { border-style: solid; color: var(--paper); }
.badge-inferred { border-style: dashed; color: var(--paper); }
.badge-unknown { border-style: dotted; color: var(--mist); }
.labels, .rows { list-style: none; padding: 0; margin: 0; }
.labels li { display: grid; gap: 0.35rem; padding: 0.85rem 0; border-top: 1px solid var(--line-strong); }
@media (min-width: 640px) { .labels li { grid-template-columns: 14rem 1fr; gap: 1rem; align-items: start; } .labels .badge { justify-self: start; } }
.labels li span:last-child { color: var(--mist); }
.steps { padding-left: 1.4rem; }
.steps li { padding: 0.25rem 0; }

/* form */
.panel { background: var(--ink-deep); border: 1px solid var(--line); border-radius: 1.25rem; padding: 1.5rem 1.25rem; }
@media (min-width: 640px) { .panel { padding: 2rem 1.75rem; } }
.panel h2 { margin-top: 0; }
.field { margin: 0 0 1.25rem; border: 0; padding: 0; min-width: 0; }
fieldset.field legend { font-weight: 600; padding: 0; margin-bottom: 0.25rem; }
label { display: block; font-weight: 600; margin-bottom: 0.3rem; }
input[type=text], input[type=email], input[type=tel], input[type=number] {
  width: 100%; min-height: 2.9rem; padding: 0.6rem 0.8rem; font: inherit; color: var(--paper);
  background: var(--ink-raised); border: 1px solid var(--line-strong); border-radius: 0.75rem;
}
input:focus-visible { border-color: var(--olive-light); }
.has-error input[type=text], .has-error input[type=email], .has-error input[type=tel] { border: 2px solid var(--error); }
.choice { display: flex; gap: 0.7rem; align-items: flex-start; padding: 0.3rem 0; }
.choice input { width: 1.4rem; height: 1.4rem; margin: 0.2rem 0 0; flex: none; accent-color: var(--olive); }
.choice label { font-weight: 400; margin: 0; min-height: 1.75rem; }
.error { color: var(--error); margin: 0 0 0.4rem; }
.error-summary { border: 2px solid var(--error); border-radius: 0.75rem; padding: 0.75rem 1rem; margin-bottom: 1.25rem; }
.error-summary p { margin: 0 0 0.3rem; }
.error-summary ul { margin: 0; padding-left: 1.2rem; }
.error-summary a { color: var(--error); text-decoration-color: var(--error); }
.notice { font-size: 0.95rem; color: var(--mist); }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

.btn, .btn-secondary { font: inherit; font-weight: 600; cursor: pointer; border-radius: 999px; min-height: 3.25rem; padding: 0.7rem 1.5rem; transition: background-color 150ms, border-color 150ms; }
.btn { width: 100%; background: var(--olive); color: var(--on-olive); border: 0; }
.btn:hover { background: var(--olive-hover); }
.btn-secondary { background: transparent; color: var(--paper); border: 2px solid var(--line-strong); min-height: 2.75rem; text-align: left; }
.btn-secondary:hover { border-color: var(--olive-light); }

/* result page */
.sample-note, .draft { border: 2px dashed var(--line-strong); border-radius: 0.75rem; padding: 0.6rem 1rem; display: inline-block; }
.rows li { border-top: 1px solid var(--line-strong); padding: 1rem 0; }
.rows p { margin: 0.35rem 0 0; color: var(--mist); }
.row-head { display: flex; flex-wrap: wrap; gap: 0.5rem 1rem; align-items: center; justify-content: space-between; }
.offer { background: var(--ink-deep); border: 1px solid var(--line); border-radius: 1.25rem; padding: 0.5rem 1.25rem 1.25rem; margin-top: 3rem; }
@media (min-width: 640px) { .offer { padding: 0.5rem 2rem 1.5rem; } }
.offer h2 { margin-top: 1.25rem; }
.offer-title { font-family: var(--display); font-size: 1.5rem; margin: 1rem 0 0.5rem; }
.prices { border-collapse: collapse; width: 100%; max-width: 44rem; font-variant-numeric: tabular-nums; }
.prices th, .prices td { text-align: left; vertical-align: top; padding: 0.6rem 0; border-top: 1px solid var(--line-strong); }
.prices th { font-weight: 400; padding-right: 1rem; }
.prices tr.first th, .prices tr.first td { border-top-width: 2px; font-size: 1.125rem; }
@media (max-width: 639px) { .prices th, .prices td { display: block; } .prices td { border-top: 0; padding-top: 0; } }
.stair { border-left: 1px solid var(--olive-light); padding-left: 1rem; }
.signals form { margin: 1rem 0 1.5rem; }
.inline { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.inline input { max-width: 8rem; }
.ok { margin: 0 0 0.4rem; }

/* price sheet */
.scroll { overflow-x: auto; margin: 1rem 0; }
.sheet { border-collapse: collapse; font-variant-numeric: tabular-nums; font-size: 0.9rem; }
.sheet th, .sheet td { padding: 0.4rem 0.6rem; border-bottom: 1px solid var(--line); text-align: right; white-space: nowrap; }
.sheet th[scope=row], .sheet thead th:first-child { text-align: left; white-space: normal; min-width: 12rem; }
.sheet-text h3 { margin-top: 2rem; font-family: var(--display); font-size: 1.4rem; }

.foot { border-top: 1px solid var(--line); background: var(--ink-deep); color: var(--mist); font-size: 0.95rem; padding: 1.5rem 0; }
.foot a { color: var(--paper); display: inline-block; min-height: 2.75rem; padding-top: 0.5rem; }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }