:root {
  color-scheme: light dark;

  --paper:    #EAE2CD;
  --page:     #F2ECDC;
  --ink:      #221D12;
  --ink-2:    #4C4433;
  --ink-3:    #6E6551;
  --rule:     #C3B99E;
  --rule-line:#C9D4E4;
  --margin:   #B23A48;

  --stamp-ink:    #2C3E6B;
  --stamp-green:  #2A6140;
  --stamp-purple: #6B3A7A;

  --lh: 1.75rem;

  --serif: Georgia, "Iowan Old Style", "Palatino Linotype", Palatino, serif;
  --sans:  system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono:  ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --hand:  "Segoe Print", "Bradley Hand", "Chalkboard SE", "Comic Sans MS", cursive;

  --gutter: clamp(1rem, 4vw, 2.5rem);
  --measure: 34rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper:    #1A1710;
    --page:     #221E15;
    --ink:      #EFE8D6;
    --ink-2:    #C4BBA4;
    --ink-3:    #988F79;
    --rule:     #443E30;
    --rule-line:#33302A;
    --margin:   #E38793;

    --stamp-ink:    #93AEE8;
    --stamp-green:  #74C79A;
    --stamp-purple: #C79AE0;
  }
}

*, *::before, *::after { box-sizing: border-box; }
body, h1, h2, h3, p, ul, ol, li, figure, blockquote, dl, dt, dd, table { margin: 0; padding: 0; }
ul, ol { list-style: none; }
html { -webkit-text-size-adjust: 100%; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.6;
}

main {
  margin:2rem;
}

h1, h2, h3 { font-family: var(--serif); font-weight: 400; line-height: 1.15; }
a { color: var(--stamp-ink); }
svg { max-width: 100%; }

:focus-visible { outline: 3px solid var(--margin); outline-offset: 3px; }

.wrap { width: min(64rem, 100%); margin-inline: auto; padding-inline: var(--gutter); }
.measure { max-width: var(--measure); }

.skip { position: absolute; left: .5rem; top: -6rem; z-index: 100; background: var(--ink); color: var(--page); padding: .75rem 1rem; font-weight: 700; }
.skip:focus { top: .5rem; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* ---- The page: ruled paper with a margin rule ---- */
.page {
  background-color: var(--page);
  background-image: repeating-linear-gradient(
          var(--page) 0, var(--page) calc(var(--lh) - 1px),
          var(--rule-line) calc(var(--lh) - 1px), var(--rule-line) var(--lh));
  background-position: 0 .25rem;
  border: 1px solid var(--rule);
  box-shadow: 0 1px 0 var(--rule), 0 2px 0 var(--page), 0 3px 0 var(--rule);
  padding: 1.75rem 1.5rem 1.75rem 2rem;
  position: relative;
}
@media (min-width: 42rem) { .page { padding-left: 4.5rem; } }
.page::before {
  content: ""; position: absolute; inset-block: 0; left: 3.25rem;
  border-left: 1px solid var(--margin); opacity: .7;
  display: none;
}
@media (min-width: 42rem) { .page::before { display: block; } }
.page > * { position: relative; }

/* ---- Rubber stamp: the recurring device ---- */
.stamp {
  display: inline-block;
  font-family: var(--mono); font-size: .75rem; font-weight: 700;
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--stamp-ink);
  border: 2px solid currentColor; border-radius: 2px;
  padding: .25rem .6rem;
  transform: rotate(-2deg);
  opacity: .92;
}
.stamp-green  { color: var(--stamp-green); transform: rotate(1.5deg); }
.stamp-purple { color: var(--stamp-purple); transform: rotate(-1deg); }
.stamp-red    { color: var(--margin); transform: rotate(2deg); }

.pencil {
  font-family: var(--hand); font-size: .9375rem; color: var(--ink-2);
  display: inline-block; transform: rotate(-1deg);
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font-family: var(--mono); font-size: .875rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase;
  padding: .7rem 1.3rem;
  border: 2px solid var(--ink); border-radius: 2px;
  background: transparent; color: var(--ink);
  text-decoration: none; cursor: pointer;
  transition: background-color .15s ease, color .15s ease, transform .15s ease;
}
.btn:hover { transform: translateY(-2px); background: var(--paper); }
.btn-ink { background: var(--stamp-green); border-color: var(--stamp-green); color: var(--page); }
@media (prefers-color-scheme: dark) { .btn-ink { color: #14170F; } }
.btn-ink:hover { background: var(--stamp-green); color: var(--page); }
@media (prefers-color-scheme: dark) { .btn-ink:hover { color: #14170F; } }

/* ---- Header ---- */
.masthead { background: var(--paper); border-bottom: 2px solid var(--ink); position: sticky; top: 0; z-index: 30; }
.masthead .wrap { display: flex; align-items: center; gap: 1rem; min-height: 3.75rem; }
.brand {
  display: flex; align-items: center; gap: .5rem;
  font-family: var(--serif); font-size: 1.5rem;
  color: var(--ink); text-decoration: none; margin-inline-end: auto;
}
.brand svg { width: 1.4rem; height: 1.4rem; flex: none; }
.brand small { font-family: var(--mono); font-size: .625rem; letter-spacing: .16em; color: var(--ink-3); text-transform: uppercase; }

.nav-toggle {
  display: none; font-family: var(--mono); font-size: .75rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase;
  background: transparent; color: var(--ink); border: 2px solid var(--ink);
  padding: .45rem .8rem; cursor: pointer;
}
.nav { display: flex; align-items: center; gap: 1.35rem; }
.nav a:not(.btn) { font-family: var(--mono); font-size: .8125rem; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-2); text-decoration: none; }
.nav a:not(.btn):hover { color: var(--ink); text-decoration: underline; text-underline-offset: .3em; }
.nav .btn { font-size: .75rem; padding: .45rem .9rem; }

@media (max-width: 56rem) {
  .nav-toggle { display: inline-block; }
  .nav {
    display: none; position: absolute; inset-inline: 0; top: 100%;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--paper); border-bottom: 2px solid var(--ink);
    padding: .5rem var(--gutter) 1.25rem;
  }
  .nav[data-open="true"] { display: flex; }
  .nav a { padding: .75rem 0; border-bottom: 1px solid var(--rule); }
  .nav .btn { margin-top: 1rem; }
}

/* ---- Sections ---- */
.section { padding-block: clamp(2.5rem, 6vw, 4rem); }
.section-head { margin-bottom: 2rem; }
.section-head h2 { font-size: clamp(1.75rem, 4.5vw, 2.5rem); margin-top: .9rem; }
.section-head p { color: var(--ink-2); margin-top: .9rem; max-width: var(--measure); }

/* ---- Hero ---- */
.hero { padding-block: clamp(2rem, 5vw, 3.5rem); }
.hero-grid { display: grid; gap: clamp(2rem, 4vw, 3rem); align-items: start; }
@media (min-width: 62rem) { .hero-grid { grid-template-columns: 1.05fr .95fr; } }
.hero h1 { font-size: clamp(2.125rem, 6vw, 3.5rem); margin-block: 1rem .75rem; }
.hero h1 em { font-style: italic; color: var(--stamp-green); }
.hero-lede { font-size: 1.0625rem; color: var(--ink-2); max-width: var(--measure); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 1.75rem; }
.hero-note { margin-top: 1rem; }

/* ---- Specimen sheet (root diagram) ---- */
.plate { padding: 1.25rem 1rem .75rem; }
.plate-head {
  display: flex; flex-wrap: wrap; gap: .75rem; justify-content: space-between; align-items: baseline;
  border-bottom: 1px solid var(--rule); padding-bottom: .6rem; margin-bottom: .75rem;
  font-family: var(--mono); font-size: .6875rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3);
}
.root-svg { display: block; width: 100%; height: auto; }
.root-svg .stem { fill: none; stroke: var(--ink-2); stroke-width: 2.5; stroke-linecap: round; }
.root-svg .sprout { fill: none; stroke: var(--stamp-green); stroke-width: 2.5; stroke-linecap: round; }
.root-svg .leafshape { fill: none; stroke: var(--stamp-green); stroke-width: 2.5; }
.root-svg .node { fill: var(--page); stroke: var(--ink); stroke-width: 2.5; }
.root-svg .node-txt { font-family: var(--mono); font-size: 13px; letter-spacing: .04em; fill: var(--ink); text-anchor: middle; }
.root-svg .seed-txt { font-family: var(--mono); font-size: 11px; letter-spacing: .16em; fill: var(--ink-3); text-anchor: middle; }
.root-svg .anno { font-family: var(--mono); font-size: 11px; fill: var(--margin); }
.root-svg .anno-line { stroke: var(--margin); stroke-width: 1.5; fill: none; stroke-dasharray: 4 3; }

.root-svg .draw { stroke-dasharray: 100; stroke-dashoffset: 100; animation: grow 1.5s ease-out forwards; }
.d1 { animation-delay: .1s } .d2 { animation-delay: .25s } .d3 { animation-delay: .4s }
.d4 { animation-delay: .55s } .d5 { animation-delay: .7s }
.root-svg .pop { opacity: 0; animation: pop .4s ease forwards; }
.p1 { animation-delay: 1.3s } .p2 { animation-delay: 1.42s } .p3 { animation-delay: 1.54s }
.p4 { animation-delay: 1.66s } .p5 { animation-delay: 1.78s } .p6 { animation-delay: 2.1s }
@keyframes grow { to { stroke-dashoffset: 0; } }
@keyframes pop { to { opacity: 1; } }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; animation-delay: 0ms !important; transition-duration: .001ms !important; }
  .root-svg .draw { stroke-dashoffset: 0; }
  .root-svg .pop { opacity: 1; }
}

/* ---- Ledger of features ---- */
.ledger { width: 100%; border-collapse: collapse; }
.ledger caption {
  text-align: left; font-family: var(--mono); font-size: .6875rem;
  letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3);
  padding-bottom: .75rem;
}
.ledger th, .ledger td { text-align: left; vertical-align: top; padding: .9rem .75rem; border-bottom: 1px solid var(--rule); }
.ledger thead th {
  font-family: var(--mono); font-size: .6875rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3);
  border-bottom: 2px solid var(--ink);
}
.ledger tbody th { font-family: var(--serif); font-size: 1.1875rem; font-weight: 400; white-space: nowrap; }
.ledger td.cat { font-family: var(--mono); font-size: .6875rem; letter-spacing: .14em; text-transform: uppercase; white-space: nowrap; }
.cat-coord  { color: var(--stamp-ink); }
.cat-people { color: var(--stamp-green); }
.cat-comms  { color: var(--stamp-purple); }
.cat-intake { color: var(--margin); }
.ledger td.desc { color: var(--ink-2); font-size: .9375rem; max-width: 40ch; }
.ledger tbody tr:hover { background: var(--paper); }
@media (max-width: 46rem) {
  .ledger, .ledger tbody, .ledger tr, .ledger td, .ledger th { display: block; }
  .ledger thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .ledger tbody tr { border-bottom: 2px solid var(--ink); padding-block: .5rem; }
  .ledger th, .ledger td { border-bottom: 0; padding-block: .25rem; }
}

/* ---- Steps ---- */
.steps { display: grid; gap: 1.5rem; counter-reset: step; }
@media (min-width: 50rem) { .steps { grid-template-columns: repeat(2, 1fr); } }
.step { counter-increment: step; padding-top: 1.9rem; border-top: 2px solid var(--ink); margin-top:1rem; }
.step::before {
  content: "Reason " counter(step);
  font-family: var(--mono); font-size: .6875rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--margin); display: block; margin-bottom: .6rem;
}
.step h3 { font-size: 1.25rem; margin-bottom: .4rem; }
.step p { color: var(--ink-2); font-size: .9375rem; }

/* ---- Quote ---- */
.slip { max-width: 48rem; }
.slip blockquote { font-family: var(--serif); font-size: clamp(1.1875rem, 2.8vw, 1.625rem); line-height: 1.4; font-style: italic; }
.slip figcaption { margin-top: 1rem; font-family: var(--mono); font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }

/* ============================================================
   PRICING — self-contained. To disable: delete <section
   id="pricing"> and the links marked data-pricing-link.
   ============================================================ */
.tiers { display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(15.5rem, 1fr)); align-items: start; }
.tier { padding: 1.5rem; background-image: none; background-color: var(--page); }
.tier::before { display: none; }
.tier h3 { font-size: 1.5rem; }
.tier .price { font-family: var(--serif); font-size: 2.25rem; display: block; line-height: 1.1; margin-block: .5rem .25rem; }
.tier .price small { font-family: var(--mono); font-size: .6875rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
.tier ul { margin-block: 1rem; display: grid; gap: .45rem; font-size: .9375rem; color: var(--ink-2); }
.tier li { padding-left: 1.4rem; position: relative; }
.tier li::before { content: "\2014"; position: absolute; left: 0; color: var(--ink-3); }
.tier .btn { width: 100%; }
.pricing-note { margin-top: 1.75rem; padding-left: 1.25rem; border-left: 3px solid var(--margin); color: var(--ink-2); font-size: .9375rem; max-width: 46rem; }

/* ---- Form as a sign-in book ---- */
.demo-grid { display: grid; gap: clamp(2rem, 5vw, 3rem); }
@media (min-width: 56rem) { .demo-grid { grid-template-columns: .85fr 1.15fr; } }
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-family: var(--mono); font-size: .6875rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--ink-3); margin-bottom: .2rem; }
input, textarea, select {
  font: inherit; font-family: var(--hand); font-size: 1.0625rem; width: 100%;
  color: var(--ink); background: transparent;
  border: 0; border-bottom: 1px solid var(--ink-3);
  padding: .35rem .25rem;
}
select { font-family: var(--sans); font-size: 1rem; border: 1px solid var(--ink-3); padding: .5rem; background: var(--page); }
textarea { min-height: 5rem; resize: vertical; border: 1px solid var(--ink-3); padding: .5rem; }
input:focus, textarea:focus, select:focus { background: var(--paper); }
.hint { font-size: .8125rem; color: var(--ink-3); margin-top: .25rem; }
.form-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; margin-top: 1.5rem; }

/* ---- FAQ ---- */
.faq { max-width: 48rem; }
.faq details { border-bottom: 1px solid var(--rule); }
.faq summary {
  cursor: pointer; padding: .95rem 0; font-family: var(--serif); font-size: 1.125rem;
  display: flex; gap: 1rem; align-items: baseline; justify-content: space-between; list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "see"; font-family: var(--mono); font-size: .6875rem; letter-spacing: .16em; text-transform: uppercase; color: var(--margin); flex: none; }
.faq details[open] summary::after { content: "close"; }
.faq details p { padding-bottom: 1.1rem; color: var(--ink-2); max-width: var(--measure); }

/* ---- Footer ---- */
.foot { border-top: 2px solid var(--ink); padding-block: 2.5rem; }
.foot-grid { display: grid; gap: 2rem; grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); }
.foot h2 { font-family: var(--mono); font-size: .6875rem; letter-spacing: .16em; text-transform: uppercase; color: var(--ink-3); margin-bottom: .7rem; }
.foot ul { display: grid; gap: .45rem; font-size: .9375rem; }
.foot a { color: var(--ink-2); text-decoration: none; }
.foot a:hover { color: var(--ink); text-decoration: underline; }
.colophon { margin-top: 2rem; padding-top: 1rem; border-top: 1px solid var(--rule); font-family: var(--mono); font-size: .75rem; color: var(--ink-3); }

.d-block { display: block; }
.text-center { text-align: center; }

.page-with-margin { padding-left:4rem; }