/* PlateLedger public site. Tokens from brand/BRAND.md; plain CSS on purpose — the site is five
   pages and the dashboard's Tailwind build (src/web) is a separate concern. */
:root {
  --pl-plate: #1C1A17;
  --pl-bone: #F3EFE6;
  --pl-bone-2: #E9E3D6;
  --pl-iron: #8A8378;
  --pl-ink: #2A2723;
  --pl-ledger: #2F6B4F;
  --pl-ledger-soft: #DCE9E1;
  --pl-copper: #B8743A;
  --pl-copper-soft: #F1E3D3;
  --pl-red: #A8362C;
  --pl-ledger-dark: #7BC29A;
  --pl-copper-dark: #D9975E;

  --font-display: "Fraunces", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --font-body: "Inter Tight", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;

  --s-12: .75rem; --s-14: .875rem; --s-16: 1rem; --s-18: 1.125rem; --s-22: 1.375rem;
  --s-28: 1.75rem; --s-36: 2.25rem; --s-48: 3rem; --s-64: 4rem; --s-88: 5.5rem;

  --wrap: 1200px;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --section: clamp(6rem, 12vw, 9rem);
  --radius: 4px;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-smooth [data-lenis-prevent] { overscroll-behavior: contain; }
body {
  margin: 0;
  background: var(--pl-bone);
  color: var(--pl-ink);
  font: 400 var(--s-16)/1.6 var(--font-body);
  font-feature-settings: "tnum" 0;
}
h1, h2, h3 { font-family: var(--font-display); font-weight: 600; line-height: 1.1; letter-spacing: -0.01em; text-wrap: balance; margin: 0 0 .5em; }
h1 { font-size: clamp(var(--s-36), 6vw, var(--s-64)); font-variation-settings: "opsz" 144; }
h2 { font-size: clamp(var(--s-28), 3.6vw, var(--s-36)); }
h3 { font-size: var(--s-22); margin-top: 1.5em; }
.display { font-size: clamp(var(--s-48), 8vw, var(--s-88)); font-weight: 600; }
p { margin: 0 0 1em; max-width: 68ch; }
a { color: var(--pl-ledger); text-underline-offset: .15em; }
a:hover { color: var(--pl-ink); }
:focus-visible { outline: 2px solid var(--pl-copper); outline-offset: 3px; }
img { max-width: 100%; height: auto; display: block; }
.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; font-size: .9375em; }
.wrap { width: min(100% - 2 * var(--gutter), var(--wrap)); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--pl-bone); color: var(--pl-ink); padding: .5rem .75rem; z-index: 100; }
.skip:focus { left: 8px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  border: 1.5px solid currentColor; border-radius: var(--radius);
  padding: .6rem 1.1rem; font: 500 var(--s-16)/1.2 var(--font-body);
  color: var(--pl-ink); background: transparent; text-decoration: none; cursor: pointer;
  transition: background-color .15s, color .15s, border-color .15s;
}
.btn:hover { background: var(--pl-bone-2); color: var(--pl-ink); }
.btn-primary { background: var(--pl-ledger); border-color: var(--pl-ledger); color: #fff; }
.btn-primary:hover { background: #255540; border-color: #255540; color: #fff; }
.btn-lg { padding: .85rem 1.25rem; font-size: var(--s-18); white-space: nowrap; }
.btn-sm { padding: .45rem .85rem; font-size: var(--s-14); }
.btn[disabled] { opacity: .55; cursor: wait; }
.link-quiet { color: inherit; font-weight: 500; }

/* Header: sticky everywhere, fixed 64px so nothing shifts. On `/` it starts transparent over the
   hero (negative margin pulls the hero up underneath it) and becomes a bone surface with a hairline
   once the page has scrolled 24px (`.is-scrolled`, set by the bundle). */
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.top {
  --top-h: 64px;
  position: sticky; top: 0; z-index: 20; height: var(--top-h);
  background: var(--pl-bone); color: var(--pl-ink); border-bottom: 1px solid var(--pl-bone-2);
  transition: background-color .25s, color .25s, border-color .25s;
}
.top-hero { margin-bottom: calc(-1 * var(--top-h)); background: transparent; color: var(--pl-bone); border-bottom-color: transparent; }
.top-hero.is-scrolled { background: var(--pl-bone); color: var(--pl-ink); border-bottom-color: var(--pl-bone-2); }
.top-row { display: flex; align-items: center; gap: 1.5rem; height: var(--top-h); }
.wordmark { display: inline-flex; align-items: center; gap: .5rem; color: inherit; text-decoration: none; font: 600 var(--s-22)/1 var(--font-display); letter-spacing: -0.01em; }
.top-nav { margin-left: auto; display: flex; align-items: center; gap: 1.25rem; font-size: var(--s-14); font-weight: 500; }
.top-links { display: flex; align-items: center; gap: 1.25rem; }
.top-nav a { color: inherit; text-decoration: none; }
.top-nav a:not(.btn):hover, .top-nav a[aria-current="page"] { text-decoration: underline; text-underline-offset: .3em; }
.top-hero:not(.is-scrolled) .btn-primary { background: var(--pl-bone); border-color: var(--pl-bone); color: var(--pl-plate); }
.top-hero:not(.is-scrolled) .btn-primary:hover { background: #fff; border-color: #fff; }
.top-toggle { display: none; align-items: center; justify-content: center; width: 40px; height: 40px; margin-right: -8px; padding: 0; border: 0; border-radius: var(--radius); background: transparent; color: inherit; cursor: pointer; }
.top-toggle .ico-close, .top-toggle[aria-expanded="true"] .ico-open { display: none; }
.top-toggle[aria-expanded="true"] .ico-close { display: block; }
@media (max-width: 720px) {
  .top-nav { gap: .75rem; }
  .top-toggle { display: inline-flex; }
  .top-links { display: none; position: absolute; left: 0; right: 0; top: var(--top-h); flex-direction: column; align-items: stretch; gap: 0; padding: .5rem var(--gutter) 1rem; background: var(--pl-bone); color: var(--pl-ink); border-bottom: 1px solid var(--pl-bone-2); box-shadow: 0 12px 24px -12px rgba(28,26,23,.25); }
  .top-links.is-open { display: flex; }
  .top-links a { padding: .8rem 0; border-bottom: 1px solid var(--pl-bone-2); font-size: var(--s-18); }
  .top-links a:last-child { border-bottom: 0; }
  /* Menu open over the hero: the bar itself needs a surface so the panel reads as attached. */
  .top:has(.top-links.is-open) { background: var(--pl-bone); color: var(--pl-ink); border-bottom-color: var(--pl-bone-2); }
  .top:has(.top-links.is-open) .btn-primary { background: var(--pl-ledger); border-color: var(--pl-ledger); color: #fff; }
}

/* Hero */
.hero { position: relative; min-height: 100svh; display: grid; align-items: end; background: var(--pl-plate); color: var(--pl-bone); overflow: hidden; isolation: isolate; }
.hero-media { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; }
.hero-overlay { position: absolute; inset: 0; z-index: -1; background: linear-gradient(to top, rgba(28,26,23,.92) 0%, rgba(28,26,23,.6) 55%, rgba(28,26,23,.35) 100%); }
.hero-body { padding-block: 7rem 4rem; }
.hero h1 { max-width: 12ch; color: var(--pl-bone); }
.hero-lead { font-size: clamp(var(--s-18), 2vw, var(--s-22)); max-width: 48ch; color: color-mix(in srgb, var(--pl-bone) 88%, transparent); }
.hero-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 1.25rem; margin-top: 1.75rem; }
.hero a.link-quiet { color: var(--pl-bone); }
.ledger-line {
  margin-top: 3.5rem; padding-top: 1rem; border-top: 1px solid color-mix(in srgb, var(--pl-bone) 35%, transparent);
  font-family: var(--font-mono); font-size: clamp(var(--s-14), 1.6vw, var(--s-18)); max-width: none;
  display: flex; flex-wrap: wrap; gap: .5rem 1.25rem; white-space: nowrap; overflow-x: auto;
}
.ledger-qty { color: var(--pl-bone); }
.ledger-arrow { color: var(--pl-iron); }
.ledger-out { color: var(--pl-ledger-dark); }
.ledger-line .caret::after { content: "▍"; color: var(--pl-ledger-dark); animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
[data-words] .w { display: inline-block; }

/* Owner's-day sections */
.day, .doc, .teaser, .faq, .contact, .prose-wrap, .plans-wrap { padding-block: var(--section); }
.day-alt, .doc-alt { background: var(--pl-bone-2); }
.rule { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; border-top: 1.5px solid var(--pl-ink); padding-top: .6rem; margin-bottom: 2.5rem; font-family: var(--font-display); font-size: var(--s-22); font-style: italic; font-weight: 400; }
.rule-time { font: 400 var(--s-14)/1.4 var(--font-mono); color: var(--pl-iron); font-style: normal; }
.cols { display: grid; gap: 3rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); align-items: start; }
.cols-3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr)); }
.cols-3 h3 { margin-top: 0; font-size: clamp(var(--s-28), 3.6vw, var(--s-36)); }

/* Spec lists: the ledger-entry specimen used on every section */
.spec { margin: 0; border-top: 1px solid var(--pl-iron); }
.spec > div { display: grid; grid-template-columns: minmax(8rem, 1fr) 2fr; gap: 1rem; padding: .8rem 0; border-bottom: 1px solid color-mix(in srgb, var(--pl-iron) 45%, transparent); }
.spec dt { font-weight: 500; }
.spec dd { margin: 0; color: var(--pl-ink); }
.po-head dt, .po-foot dt { font-family: var(--font-display); font-size: var(--s-18); }
.po-foot { background: var(--pl-ledger-soft); margin-top: .25rem; padding-inline: .75rem !important; }
.var-neg { color: var(--pl-copper); }

/* Depletion diagram */
.deplete { margin: 0; padding: 1.5rem; background: var(--pl-plate); color: var(--pl-bone); border-radius: var(--radius); }
.deplete figcaption { margin-bottom: 1.25rem; color: var(--pl-bone); }
.bar { display: grid; grid-template-columns: 1fr; gap: .35rem; margin-bottom: 1.1rem; }
.bar-name { font-size: var(--s-14); color: color-mix(in srgb, var(--pl-bone) 80%, transparent); }
.bar-track { display: block; height: 10px; background: color-mix(in srgb, var(--pl-bone) 14%, transparent); border-radius: 2px; overflow: hidden; }
.bar-fill { display: block; height: 100%; width: 100%; background: var(--pl-ledger-dark); transform-origin: left; transform: scaleX(var(--to, 1)); }
.bar-num { color: var(--pl-ledger-dark); }
.deplete-note { margin: 1.25rem 0 0; font-size: var(--s-14); color: color-mix(in srgb, var(--pl-bone) 70%, transparent); }

/* Alert card */
.alert-card { border: 1.5px solid var(--pl-ink); border-radius: var(--radius); padding: 1.25rem 1.5rem; background: var(--pl-bone); }
.alert-kind { font-size: var(--s-14); font-weight: 500; margin: 0 0 .25rem; }
.alert-crit { color: var(--pl-red); }
.alert-title { font-family: var(--font-display); font-size: var(--s-28); margin: 0 0 .5rem; }
.alert-why { margin: 0 0 1rem; color: var(--pl-ink); background: var(--pl-copper-soft); padding: .6rem .75rem; border-left: 3px solid var(--pl-copper); }
.alert-actions { display: flex; gap: .5rem; margin: 0 0 1.25rem; }
.chip { border: 1px solid var(--pl-iron); border-radius: 999px; padding: .2rem .7rem; font-size: var(--s-14); }
.chip-go { background: var(--pl-ledger); border-color: var(--pl-ledger); color: #fff; }
.alert-kinds { margin: 0; padding: 1rem 0 0; list-style: none; border-top: 1px solid var(--pl-bone-2); display: grid; grid-template-columns: 1fr 1fr; gap: .25rem 1rem; font-size: var(--s-14); color: var(--pl-iron); }

/* Teaser + final */
.teaser h2 { max-width: 20ch; }
.final { padding-block: var(--section); background: var(--pl-plate); color: var(--pl-bone); }
.final h2 { color: var(--pl-bone); max-width: 14ch; }
.final a.link-quiet { color: var(--pl-bone); }

/* Inner pages */
.page-head { padding-block: clamp(4rem, 9vw, 7rem) clamp(2rem, 4vw, 3rem); }
.lead { font-size: clamp(var(--s-18), 2vw, var(--s-22)); max-width: 56ch; }
.doc h2 { margin-top: 0; }
.steps { padding-left: 1.4rem; }
.steps li { margin-bottom: .75rem; max-width: 60ch; }
.still { aspect-ratio: 16 / 9; width: 100%; object-fit: cover; border-radius: var(--radius); }
.still-empty { background: var(--pl-plate); }
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; text-align: left; }
.table th { font-weight: 500; font-size: var(--s-14); color: var(--pl-iron); border-bottom: 1.5px solid var(--pl-ink); padding: .6rem .75rem .6rem 0; }
.table td { padding: .75rem .75rem .75rem 0; border-bottom: 1px solid color-mix(in srgb, var(--pl-iron) 45%, transparent); vertical-align: top; }
.badge { display: inline-block; border-radius: 999px; padding: .15rem .6rem; font-size: var(--s-12); font-weight: 500; white-space: nowrap; }
.badge-live { background: var(--pl-ledger-soft); color: var(--pl-ledger); }
.badge-csv { background: var(--pl-bone-2); color: var(--pl-ink); }
.badge-soon { background: var(--pl-copper-soft); color: var(--pl-copper); }

/* Pricing */
.plans { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); }
.plan { border: 1.5px solid var(--pl-iron); border-radius: var(--radius); padding: 1.5rem; display: flex; flex-direction: column; gap: .75rem; background: var(--pl-bone); }
.plan-popular { border-color: var(--pl-ledger); background: #fff; }
.plan-name { font-size: var(--s-22); margin: 0; display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; }
.plan-flag { font: 500 var(--s-12)/1 var(--font-body); background: var(--pl-ledger-soft); color: var(--pl-ledger); padding: .3rem .6rem; border-radius: 999px; }
.plan-price { margin: 0; display: flex; flex-wrap: wrap; align-items: baseline; gap: .25rem .5rem; }
.price { font-family: var(--font-display); font-size: clamp(var(--s-28), 2.8vw, var(--s-48)); font-weight: 600; line-height: 1; }
.price-text { font-size: var(--s-28); }
.per { color: var(--pl-iron); font-size: var(--s-14); white-space: nowrap; }
.plan-limits { margin: 0; display: grid; gap: .25rem; }
.plan-limits div { display: flex; justify-content: space-between; border-top: 1px solid var(--pl-bone-2); padding-top: .4rem; font-size: var(--s-14); }
.plan-limits dd { margin: 0; font-family: var(--font-mono); }
.plan-note { font-size: var(--s-14); color: var(--pl-iron); margin: 0; flex: 1; }
.plan .btn { margin-top: auto; }
.plans-foot { margin-top: 2rem; color: var(--pl-iron); font-size: var(--s-14); }
.faq details { border-bottom: 1px solid color-mix(in srgb, var(--pl-iron) 45%, transparent); padding: .25rem 0; }
.faq summary { cursor: pointer; padding: .8rem 0; font-weight: 500; font-size: var(--s-18); }
.faq details p { padding-bottom: 1rem; }

/* Contact */
.form { display: grid; gap: 1.1rem; max-width: 36rem; }
.field label { display: block; font-weight: 500; margin-bottom: .3rem; }
.field .opt { color: var(--pl-iron); font-weight: 400; }
.field input, .field textarea { width: 100%; border: 1.5px solid var(--pl-iron); border-radius: var(--radius); background: #fff; padding: .65rem .75rem; font: inherit; color: inherit; }
.field input:focus, .field textarea:focus { border-color: var(--pl-ledger); outline: 2px solid var(--pl-ledger-soft); }
.field textarea { resize: vertical; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.notice { padding: .75rem 1rem; border-radius: var(--radius); }
.notice-ok { background: var(--pl-ledger-soft); color: var(--pl-ledger); }
.notice-err { background: var(--pl-copper-soft); color: var(--pl-copper); }
.form-status { margin: 0; min-height: 1.5em; }
.form-status.is-err { color: var(--pl-red); }
.form-status.is-ok { color: var(--pl-ledger); }

/* Legal prose */
.prose { max-width: 68ch; }
.prose h2 { margin-top: 2.5rem; }
.prose li { margin-bottom: .4rem; }

/* Footer: dark theme swaps plate/bone, brighter accents for contrast */
.foot { background: var(--pl-plate); color: var(--pl-bone); padding-block: 4rem; border-top: 1px solid #2a2723; }
.foot-grid { display: grid; gap: 2.5rem; grid-template-columns: 2fr 1fr 1fr; }
.foot nav { display: grid; gap: .5rem; align-content: start; }
.foot a { color: var(--pl-bone); text-decoration: none; }
.foot a:hover { color: var(--pl-ledger-dark); }
.foot-tag { font-family: var(--font-display); font-style: italic; margin: 1rem 0 .25rem; }
.foot-by { color: var(--pl-iron); font-size: var(--s-14); margin: 0; }
@media (max-width: 640px) { .foot-grid { grid-template-columns: 1fr 1fr; } .foot-grid > :first-child { grid-column: 1 / -1; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .ledger-line .caret::after { content: none; }
}