/* Aware of My Food — Maria Luna Garcia (fictional, AI-assisted)
   Palette: terracotta, maize gold, herb green, warm brown, cacao */
:root {
  --terracotta: #b85c38;
  --terracotta-dark: #96452a;
  --maize: #e0a93d;
  --herb: #6b8f3f;
  --herb-dark: #4f6b2e;
  --brown: #7a5236;
  --cacao: #3f2a1d;
  --cream: #faf4e8;
  --paper: #fffdf7;
  --ink: #2e2118;
  --muted: #7d6a5b;
  --line: #e8dcc8;
  --radius: 10px;
  --serif: Georgia, "Times New Roman", serif;
  --sans: "Segoe UI", -apple-system, Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.65;
  font-size: 17px;
}
h1, h2, h3, h4 { font-family: var(--serif); color: var(--cacao); line-height: 1.25; }
a { color: var(--terracotta-dark); }
a:hover { color: var(--terracotta); }
/* height:auto is required — intrinsic width/height attributes are presentational
   hints, and without this the clamped width would not scale the height. */
img { max-width: 100%; height: auto; display: block; }
.note { font-size: .85rem; color: var(--muted); }
.meta { font-size: .85rem; color: var(--muted); }
.wrap { max-width: 980px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 720px; }

/* Header / nav */
.site-header {
  background: var(--cacao);
  color: var(--cream);
  border-bottom: 4px solid var(--maize);
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 8px; padding-top: 14px; padding-bottom: 14px;
}
.brand { font-family: var(--serif); font-size: 1.35rem; color: var(--cream); text-decoration: none; }
.brand span { color: var(--maize); }
.site-nav a {
  color: var(--cream); text-decoration: none; margin-left: 18px; font-size: .95rem;
  border-bottom: 2px solid transparent; padding-bottom: 2px;
}
.site-nav a:hover, .site-nav a[aria-current="page"] { border-bottom-color: var(--maize); color: #fff; }

/* Disclosure banner */
.disclosure-bar {
  background: var(--maize); color: var(--cacao);
  font-size: .85rem; text-align: center; padding: 6px 12px;
}

/* Hero */
.hero { background: linear-gradient(180deg, var(--paper), var(--cream)); border-bottom: 1px solid var(--line); }
.hero .wrap {
  display: grid; grid-template-columns: 1.1fr .9fr; gap: 36px;
  align-items: center; padding-top: 48px; padding-bottom: 48px;
}
.hero h1 { font-size: 2.5rem; margin-bottom: 14px; }
.hero .tagline { font-family: var(--serif); font-style: italic; color: var(--terracotta-dark); font-size: 1.25rem; margin-bottom: 14px; }
.hero p { margin-bottom: 14px; }
.hero img { border-radius: var(--radius); box-shadow: 0 8px 28px rgba(63,42,29,.25); }
.btn {
  display: inline-block; background: var(--terracotta); color: #fff !important;
  text-decoration: none; padding: 10px 22px; border-radius: 999px; font-weight: 600;
  border: none; cursor: pointer; font-size: 1rem;
}
.btn:hover { background: var(--terracotta-dark); }
.btn.secondary { background: var(--herb); }
.btn.secondary:hover { background: var(--herb-dark); }

/* Sections */
section.block { padding: 44px 0; }
section.block.alt { background: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
section.block h2 { font-size: 1.8rem; margin-bottom: 18px; }
section.block p + p { margin-top: 12px; }

/* Ledger chips */
.ledger-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 16px; margin-top: 20px; }
.ledger-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; border-top: 5px solid var(--muted); }
.ledger-card.verified { border-top-color: var(--herb); }
.ledger-card.reported { border-top-color: var(--maize); }
.ledger-card.inferred { border-top-color: var(--terracotta); }
.ledger-card.unknown { border-top-color: var(--brown); }
.ledger-card h3 { margin-bottom: 8px; font-size: 1.1rem; }
.chip {
  display: inline-block; font-size: .75rem; font-weight: 700; letter-spacing: .04em;
  text-transform: uppercase; padding: 2px 10px; border-radius: 999px; color: #fff; background: var(--muted);
}
.chip.verified { background: var(--herb); }
.chip.reported { background: var(--maize); color: var(--cacao); }
.chip.inferred { background: var(--terracotta); }
.chip.unknown { background: var(--brown); }

/* Journal cards */
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; margin-top: 22px; }
.card {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column;
}
.card img { aspect-ratio: 4 / 5; object-fit: cover; }
.card .card-body { padding: 16px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card h3 { font-size: 1.05rem; }
.card h3 a { text-decoration: none; color: var(--cacao); }
.card h3 a:hover { color: var(--terracotta-dark); }
.card .meta { font-size: .8rem; color: var(--muted); }
.card p { font-size: .92rem; }

/* Article */
.article-header { padding: 40px 0 10px; }
.article-header h1 { font-size: 2rem; margin: 10px 0; }
.article-header .meta { color: var(--muted); font-size: .9rem; }
article.post { padding-bottom: 30px; }
article.post figure { margin: 22px 0; }
article.post figure img { border-radius: var(--radius); margin: 0 auto; max-height: 640px; }
article.post figcaption { font-size: .82rem; color: var(--muted); text-align: center; margin-top: 8px; }
article.post p { margin: 14px 0; }
article.post ul, article.post ol { margin: 14px 0 14px 26px; }
article.post li { margin: 6px 0; }
.callout {
  background: var(--paper); border-left: 5px solid var(--herb);
  border-radius: 6px; padding: 14px 18px; margin: 18px 0; font-size: .95rem;
}
.callout.cta { border-left-color: var(--maize); }
.callout.disclosure { border-left-color: var(--terracotta); font-size: .88rem; color: var(--muted); }
.sources { font-size: .9rem; }
.sources h3 { margin-bottom: 8px; }
.post-nav { display: flex; justify-content: space-between; gap: 12px; padding: 18px 0 40px; font-size: .92rem; }

/* Newsletter */
.newsletter { text-align: center; }
.newsletter .btn { margin-top: 10px; }
.newsletter .note { font-size: .85rem; color: var(--muted); margin-top: 10px; }

/* Footer */
.site-footer { background: var(--cacao); color: #d9c9b8; padding: 34px 0; font-size: .88rem; }
.site-footer a { color: var(--maize); }
.site-footer .cols { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 24px; }
.site-footer h2 { color: var(--cream); margin-bottom: 8px; font-size: 1rem; font-family: var(--sans); }
.site-footer ul { list-style: none; }
.site-footer li { margin: 4px 0; }
.site-footer .legal { margin-top: 22px; border-top: 1px solid rgba(255,255,255,.15); padding-top: 14px; }

/* Accessibility helpers */
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--maize); color: var(--cacao); padding: 10px 18px;
  font-weight: 600; text-decoration: none; border-radius: 0 0 6px 0;
}
.skip-link:focus { left: 0; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--maize); outline-offset: 2px;
}
picture { display: block; }

/* Per-article evidence ledger */
.evidence-block {
  background: var(--paper); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px 20px; margin: 26px 0;
}
.evidence-block h2 { font-size: 1.15rem; margin-bottom: 12px; }
.evidence-list { list-style: none; margin: 0; }
.evidence-list li {
  display: grid; grid-template-columns: 92px 1fr; gap: 12px;
  align-items: start; padding: 8px 0; border-top: 1px solid var(--line);
  font-size: .93rem;
}
.evidence-list li:first-child { border-top: 0; }
.evidence-block .note { font-size: .82rem; color: var(--muted); margin-top: 10px; }

/* About portrait */
figure.portrait { margin: 22px 0; }
figure.portrait img { border-radius: var(--radius); max-height: 560px; margin: 0 auto; width: auto; }

/* Ingredient index */
.index-groups { margin-top: 22px; }
.index-group {
  border-left: 4px solid var(--herb); padding: 2px 0 2px 18px; margin-bottom: 26px;
}
.index-group h2 { font-size: 1.25rem; }
.index-group > p { color: var(--muted); font-size: .93rem; margin: 4px 0 8px; }
.index-list { list-style: none; margin: 0; }
.index-list li { margin: 6px 0; }

/* Forms */
.signup { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-top: 12px; }
.signup input[type="email"] {
  flex: 1 1 260px; max-width: 340px; padding: 10px 14px; font-size: 1rem;
  border: 1px solid var(--line); border-radius: 999px; background: var(--paper); color: var(--ink);
}
.contact-form { display: flex; flex-direction: column; gap: 6px; margin-top: 18px; max-width: 560px; }
.contact-form label { font-weight: 600; font-size: .92rem; margin-top: 10px; }
.contact-form input, .contact-form textarea {
  padding: 10px 14px; font-size: 1rem; font-family: inherit;
  border: 1px solid var(--line); border-radius: 8px; background: var(--paper); color: var(--ink);
}
.contact-form button { align-self: flex-start; margin-top: 16px; }

@media (max-width: 760px) {
  .evidence-list li { grid-template-columns: 1fr; gap: 4px; }
  .hero .wrap { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2rem; }
  .site-footer .cols { grid-template-columns: 1fr; }
  .site-nav a { margin-left: 0; margin-right: 14px; }
}

/* Corrections log */
.correction {
  background: var(--paper); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 20px 22px; margin: 22px 0;
}
.correction h2 { font-size: 1.2rem; }
.correction .meta { margin-bottom: 12px; }
.correction p { margin: 10px 0; }
.correction blockquote {
  margin: 0 0 4px; padding: 10px 16px; border-left: 4px solid var(--muted);
  background: var(--cream); font-style: italic; font-size: .95rem;
}

/* Provenance Card — local-only Phase 0 prototype */
.eyebrow {
  color: var(--terracotta-dark); font-size: .82rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase; margin-bottom: 8px;
}
.provenance-intro h1 { font-size: 2.35rem; }
.provenance-lead {
  color: var(--terracotta-dark); font-family: var(--serif); font-size: 1.3rem;
  font-style: italic; margin: 10px 0 14px;
}
.provenance-subheading { margin-top: 30px; }
.compact-ledger { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.compact-ledger .ledger-card { padding: 15px; }
.compact-ledger .ledger-card p { margin-top: 8px; font-size: .9rem; }
.provenance-label-note { margin-top: 12px; }

.provenance-form {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  display: flex; flex-direction: column; gap: 8px; margin-top: 20px; padding: 22px;
}
.provenance-form label { font-weight: 700; }
.form-help { color: var(--muted); font-size: .9rem; }
.provenance-form input {
  background: #fff; border: 2px solid var(--brown); border-radius: 8px; color: var(--ink);
  font-family: ui-monospace, "Cascadia Mono", "Segoe UI Mono", monospace;
  font-size: 1.15rem; letter-spacing: .04em; min-height: 48px; padding: 10px 12px;
  width: 100%;
}
.provenance-form input[aria-invalid="true"] { border-color: #9b1c1c; }
.provenance-form input:disabled, .provenance-form button:disabled {
  opacity: .62;
  cursor: not-allowed;
}
.form-error { color: #851515; font-size: .92rem; font-weight: 650; }
.provenance-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.provenance-actions .btn { min-height: 44px; }
.provenance-actions [hidden], .provenance-result[hidden], .form-error[hidden] {
  display: none !important;
}
.provenance-privacy { margin-top: 14px; }

.provenance-result {
  background: var(--paper); border: 2px solid var(--brown); border-radius: var(--radius);
  margin-top: 30px; padding: 22px;
}
.provenance-result > h2 { font-size: 1.55rem; }
.scope-banner {
  background: var(--cream); border-left: 5px solid var(--brown); font-weight: 650;
  margin: 14px 0 20px; padding: 12px 14px;
}
.identity-summary {
  border-bottom: 1px solid var(--line); margin-bottom: 20px; padding-bottom: 18px;
}
.identity-summary h3 { font-size: 1.15rem; margin-bottom: 8px; }
.identifier-value {
  overflow-wrap: anywhere; font-family: ui-monospace, "Cascadia Mono", "Segoe UI Mono", monospace;
}
.ledger-counts {
  display: grid; gap: 10px; grid-template-columns: repeat(4, minmax(0, 1fr));
  list-style: none; margin: 14px 0 24px;
}
.ledger-counts li {
  background: var(--cream); border: 1px solid var(--line); border-radius: 8px;
  min-width: 0; padding: 10px; text-align: center;
}
.ledger-counts strong { display: block; font-size: 1.35rem; }
.provenance-result h3 { margin: 22px 0 8px; }
.provenance-claims, .unknown-list, .package-check-list, .source-detail-list {
  margin: 10px 0 0 24px;
}
.provenance-claims li, .unknown-list li, .package-check-list li, .source-detail-list li {
  margin: 8px 0;
}
.provenance-claim .chip { margin-right: 6px; }
.provenance-claim a { white-space: normal; }
.unknown-panel {
  background: var(--cream); border-left: 5px solid var(--brown); margin-top: 20px;
  padding: 14px 16px;
}
.unknown-panel h3 { margin-top: 0; }
.prototype-boundary {
  background: #fff8db; border: 1px solid #cfad45; border-radius: 8px; margin: 18px 0;
  padding: 12px 14px;
}

.source-status-list { list-style: none; margin-top: 20px; }
.source-status-list li {
  align-items: start; border-top: 1px solid var(--line); display: grid;
  gap: 14px; grid-template-columns: 76px 1fr; padding: 14px 0;
}
.source-status-list li:first-child { border-top: 0; }
.source-status {
  border-radius: 999px; color: #fff; display: inline-block; font-size: .74rem;
  font-weight: 750; letter-spacing: .04em; padding: 3px 9px; text-align: center;
  text-transform: uppercase;
}
.source-status.enabled { background: var(--herb-dark); }
.source-status.disabled { background: var(--brown); }
.source-status-list p { color: var(--muted); font-size: .9rem; margin-top: 2px; }
.manual-lookup-list { margin: 18px 0 0 24px; }
.manual-lookup-list li { margin: 12px 0; }

@media (max-width: 600px) {
  .compact-ledger, .ledger-counts { grid-template-columns: 1fr 1fr; }
  .provenance-form, .provenance-result { padding: 16px; }
  .source-status-list li { grid-template-columns: 1fr; gap: 6px; }
}

@media (forced-colors: active) {
  .ledger-card, .provenance-result, .provenance-form, .scope-banner,
  .unknown-panel, .prototype-boundary { border: 2px solid CanvasText; }
  .chip, .source-status { border: 1px solid CanvasText; }
}

/* Middle Path */
.middle-lead { font-family: var(--serif); font-size: 1.2rem; color: var(--terracotta-dark); margin-bottom: 14px; }
.axis-card {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 22px; margin: 18px 0; border-left: 6px solid var(--muted);
}
.axis-card h3 { font-size: 1.2rem; margin-bottom: 8px; }
.axis-card p { margin: 8px 0; }
.axis-health { border-left-color: var(--herb); }
.axis-carbon { border-left-color: var(--brown); }
.axis-cost { border-left-color: var(--maize); }
.axis-question { font-style: italic; color: var(--terracotta-dark); }
.axis-source { font-size: .85rem; color: var(--muted); }
.mp-worksheet { margin: 16px 0 6px 22px; }
.mp-worksheet li { margin: 10px 0; }