/* Pepinformation
   Tokens first, then base, layout, components. One accent (lab teal), evidence
   scale in teal/amber/grey, sponsor blocks in a distinct amber tint so they read
   as ads and never as content. */

:root {
  --paper: #fbfbf9;
  --paper-2: #f3f4f1;
  --ink: #16202a;
  --ink-2: #3d4a57;
  --muted: #66727f;
  --rule: #d8dde2;
  --rule-2: #e9ecef;
  --panel: #ecf3f1;
  --teal: #0e7a6d;
  --teal-ink: #0a5c52;
  --teal-soft: #d6ebe6;
  --amber: #b7791f;
  --amber-soft: #fff5e2;
  --amber-line: #e8d3a6;
  --grey: #a3adb7;
  --focus: #1e6fd9;

  --serif: "Newsreader", Georgia, "Times New Roman", serif;
  --sans: "Source Sans 3", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: "Source Code Pro", ui-monospace, SFMono-Regular, Menlo, monospace;

  --measure: 68ch;
  --wrap: 1180px;
  --gutter: clamp(16px, 4vw, 40px);
  --r: 4px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #14191e;
    --paper-2: #1b2127;
    --ink: #e8ebee;
    --ink-2: #c3cad1;
    --muted: #8f9aa5;
    --rule: #2f3841;
    --rule-2: #262e36;
    --panel: #1c2a28;
    --teal: #43b3a2;
    --teal-ink: #6fd0c0;
    --teal-soft: #1e3d38;
    --amber: #e0a545;
    --amber-soft: #2a2416;
    --amber-line: #5a4a25;
    --grey: #5b6670;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 72px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--teal-ink); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--teal); }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
img { max-width: 100%; height: auto; }
code, .mono { font-family: var(--mono); font-size: 0.92em; }
hr { border: 0; border-top: 1px solid var(--rule); margin: 2rem 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; }
.hp { position: absolute; left: -9999px; }
.skip { position: absolute; left: -9999px; top: 8px; background: var(--ink); color: var(--paper); padding: 8px 12px; z-index: 100; }
.skip:focus { left: 8px; }

h1, h2, h3, h4 { font-family: var(--serif); font-weight: 500; line-height: 1.15; margin: 0 0 0.5em; letter-spacing: -0.005em; color: var(--ink); }
h1 { font-size: clamp(34px, 5vw, 50px); }
h2 { font-size: clamp(24px, 3vw, 30px); margin-top: 1.6em; }
h3 { font-size: 21px; margin-top: 1.4em; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.lede { font-size: 20px; color: var(--ink-2); max-width: var(--measure); }
.summary { font-family: var(--serif); font-size: 21px; line-height: 1.4; max-width: var(--measure); color: var(--ink); }
.caption { font-size: 14.5px; color: var(--muted); }
.kicker { color: var(--teal-ink); font-weight: 600; margin-bottom: 0.4em; }
.tag { display: inline-block; font-size: 13px; font-weight: 600; color: var(--ink-2); background: var(--paper-2); border: 1px solid var(--rule); border-radius: 999px; padding: 1px 9px; vertical-align: middle; }
.more { font-weight: 600; }
.count { font-family: var(--sans); font-size: 15px; color: var(--muted); font-weight: 400; margin-left: 6px; }

/* Header */
.site-head { border-bottom: 1px solid var(--rule); background: var(--paper); position: sticky; top: 0; z-index: 20; padding-top: env(safe-area-inset-top, 0px); }
.site-head-inner { display: flex; align-items: center; gap: 28px; min-height: 60px; }
.wordmark { display: inline-flex; align-items: center; gap: 10px; font-family: var(--serif); font-size: 24px; font-weight: 500; color: var(--ink); text-decoration: none; }
.wordmark-mark { width: 14px; height: 14px; border: 3px solid var(--teal); border-radius: 50% 50% 50% 0; transform: rotate(-45deg); display: inline-block; }
.site-nav { display: flex; gap: 22px; }
.site-nav a { color: var(--ink-2); text-decoration: none; font-weight: 500; padding: 18px 0; border-bottom: 2px solid transparent; }
.site-nav a:hover { color: var(--ink); }
.site-nav a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--teal); }
.site-search { margin-left: auto; }
.site-search input { width: 220px; }
.nav-toggle { display: none; margin-left: auto; }
.mobile-nav { display: flex; flex-direction: column; border-top: 1px solid var(--rule); }
.mobile-nav[hidden] { display: none; }
.mobile-nav a { padding: 13px var(--gutter); text-decoration: none; color: var(--ink); border-bottom: 1px solid var(--rule-2); font-weight: 500; }
.mobile-nav form { padding: 12px var(--gutter); border-bottom: 1px solid var(--rule-2); }
@media (max-width: 860px) {
  .site-nav, .site-search { display: none; }
  .nav-toggle { display: inline-block; padding: 8px 14px; }
  .site-head-inner { min-height: 56px; gap: 12px; }
  .wordmark { font-size: 21px; }
}

input[type="search"], input[type="text"], input[type="email"], input[type="number"], select, textarea {
  font: inherit; color: var(--ink); background: var(--paper); border: 1px solid var(--rule); border-radius: var(--r); padding: 8px 10px; width: 100%;
}
input:focus, select:focus, textarea:focus { border-color: var(--teal); outline: none; box-shadow: 0 0 0 3px var(--teal-soft); }
button, .btn { font: inherit; font-weight: 600; cursor: pointer; border-radius: var(--r); border: 1px solid var(--teal-ink); background: var(--teal); color: #fff; padding: 9px 16px; }
button:hover { background: var(--teal-ink); }
.link-btn { background: none; border: 0; color: var(--teal-ink); padding: 0; font-weight: 600; text-decoration: underline; text-underline-offset: 2px; }
.link-btn:hover { background: none; color: var(--teal); }

/* Breadcrumbs + page head */
.crumbs { margin: 22px 0 8px; font-size: 15px; }
.crumbs ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.crumbs li + li::before { content: "/"; color: var(--grey); margin-right: 6px; }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--ink); text-decoration: underline; }
.crumbs [aria-current] { color: var(--ink-2); }
.page-head { margin: 8px 0 28px; max-width: 80ch; }
.page-head h1 { margin-bottom: 0.3em; }

/* Home hero: copy left, the alphabetical index right */
.hero { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 48px; padding-top: 56px; padding-bottom: 40px; border-bottom: 1px solid var(--rule); }
.hero h1 { font-size: clamp(38px, 5.4vw, 60px); font-weight: 400; margin-bottom: 0.4em; }
.hero-search { display: flex; gap: 8px; max-width: 520px; margin: 22px 0 14px; }
.hero-search input { font-size: 18px; padding: 12px 14px; }
.hero-search button { padding: 0 20px; white-space: nowrap; }
.hero-meta { color: var(--muted); font-size: 15.5px; }
.hero-index { columns: 3; column-gap: 28px; font-size: 15.5px; border-left: 1px solid var(--rule); padding-left: 32px; }
.index-group { break-inside: avoid; margin-bottom: 14px; }
.index-letter { font-family: var(--serif); font-size: 22px; color: var(--teal); display: block; border-bottom: 1px solid var(--rule-2); margin-bottom: 4px; line-height: 1.3; }
.hero-index ul { list-style: none; margin: 0; padding: 0; }
.hero-index li { line-height: 1.5; }
.hero-index a { text-decoration: none; color: var(--ink); }
.hero-index a:hover { color: var(--teal-ink); text-decoration: underline; }
@media (max-width: 960px) { .hero { grid-template-columns: 1fr; gap: 28px; padding-top: 36px; } .hero-index { border-left: 0; padding-left: 0; columns: 2; } }
@media (max-width: 480px) { .hero-index { columns: 2; column-gap: 18px; } .hero { padding-top: 24px; } .hero h1 { font-size: 34px; } .hero-search { flex-direction: column; } .hero-search button { padding: 11px 20px; } .lede { font-size: 18px; } }

.section-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; padding-top: 36px; padding-bottom: 8px; }
@media (max-width: 860px) { .section-grid { grid-template-columns: 1fr; gap: 24px; } }
.section-title { font-size: 26px; margin-top: 0; }
.section-title a { color: inherit; text-decoration: none; }
.section-title a:hover { text-decoration: underline; }

.cat-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--rule); }
.cat-list li { border-bottom: 1px solid var(--rule-2); }
.cat-list a { display: grid; grid-template-columns: 1fr auto; grid-template-areas: "name count" "desc count"; column-gap: 16px; padding: 12px 0; text-decoration: none; color: var(--ink); }
.cat-list a:hover .cat-name { text-decoration: underline; color: var(--teal-ink); }
.cat-name { grid-area: name; font-weight: 600; }
.cat-desc { grid-area: desc; color: var(--muted); font-size: 15px; }
.cat-count { grid-area: count; align-self: center; font-family: var(--serif); font-size: 24px; color: var(--teal); }

.feature-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--rule); }
.feature-list li { padding: 12px 0; border-bottom: 1px solid var(--rule-2); }
.feature-list li > a { font-weight: 600; font-size: 18px; text-decoration: none; color: var(--ink); }
.feature-list li > a:hover { color: var(--teal-ink); text-decoration: underline; }
.feature-cat { color: var(--muted); font-size: 14px; margin-left: 10px; }
.feature-list p { margin: 4px 0 0; color: var(--ink-2); font-size: 15.5px; }

.plain-list { list-style: none; margin: 0 0 12px; padding: 0; border-top: 1px solid var(--rule); }
.plain-list li { padding: 9px 0; border-bottom: 1px solid var(--rule-2); }
.plain-list a { text-decoration: none; color: var(--ink); }
.plain-list a:hover { color: var(--teal-ink); text-decoration: underline; }

.evidence-key { padding-top: 36px; padding-bottom: 36px; border-top: 1px solid var(--rule); margin-top: 28px; }
.evidence-key dl { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px 32px; margin: 18px 0; }
.evidence-key dt { margin-bottom: 6px; }
.evidence-key dd { margin: 0; color: var(--ink-2); font-size: 15.5px; }

.newsletter { padding-top: 28px; padding-bottom: 56px; }
.newsletter-form { display: grid; grid-template-columns: minmax(0, 360px) max-content; gap: 8px 10px; align-items: center; }
@media (max-width: 520px) { .newsletter-form { grid-template-columns: 1fr; } .newsletter-form button { justify-self: start; } }
.newsletter-consent { grid-column: 1 / -1; font-size: 14.5px; color: var(--muted); margin: 0; }
.newsletter-consent input { width: auto; margin-right: 6px; }

/* Sponsor placements: boxed, amber, explicitly labelled, with an original vial illustration */
.sponsor { display: grid; grid-template-columns: auto 1fr; grid-template-areas: "label title" "text text" "cta cta"; gap: 6px 12px; align-items: center; background: var(--amber-soft); border: 1px solid var(--amber-line); border-radius: var(--r); padding: 14px 18px; margin: 24px 0; }
.sponsor.has-art { grid-template-columns: 110px auto 1fr; grid-template-areas: "art label title" "art text text" "art cta cta"; }
.sponsor-art-link { grid-area: art; display: block; align-self: center; }
.sponsor-art { width: 110px; height: auto; display: block; }
.sponsor-label { grid-area: label; font-size: 12.5px; font-weight: 600; letter-spacing: 0.02em; color: var(--amber); border: 1px solid var(--amber-line); border-radius: 999px; padding: 2px 8px; justify-self: start; }
.sponsor-body { display: contents; }
.sponsor-title { grid-area: title; font-weight: 600; margin: 0; }
.sponsor-title a { color: var(--ink); text-decoration: none; }
.sponsor-title a:hover { color: var(--amber); text-decoration: underline; }
.sponsor-text { grid-area: text; margin: 0; color: var(--ink-2); font-size: 15px; }
.sponsor-text code { background: var(--paper); padding: 1px 6px; border-radius: 3px; }
.sponsor-cta { grid-area: cta; justify-self: start; white-space: nowrap; background: var(--amber); color: #fff; border-radius: var(--r); padding: 8px 14px; text-decoration: none; font-weight: 600; margin-top: 4px; }
.sponsor-cta:hover { color: #fff; filter: brightness(0.92); }
.wrap > .sponsor, .filter-bar + .sponsor, .tag-nav + .sponsor { grid-template-columns: auto 1fr auto; grid-template-areas: "label title cta" "label text cta"; align-items: center; }
.wrap > .sponsor.has-art, .filter-bar + .sponsor.has-art, .tag-nav + .sponsor.has-art { grid-template-columns: 150px auto 1fr auto; grid-template-areas: "art label title cta" "art label text cta"; }
.wrap > .sponsor.has-art .sponsor-art, .filter-bar + .sponsor.has-art .sponsor-art, .tag-nav + .sponsor.has-art .sponsor-art { width: 150px; }
.wrap > .sponsor .sponsor-cta, .filter-bar + .sponsor .sponsor-cta, .tag-nav + .sponsor .sponsor-cta { margin-top: 0; }
@media (max-width: 640px) {
  .sponsor, .sponsor.has-art, .wrap > .sponsor, .filter-bar + .sponsor, .tag-nav + .sponsor,
  .wrap > .sponsor.has-art, .filter-bar + .sponsor.has-art, .tag-nav + .sponsor.has-art, .profile-aside .sponsor.has-art {
    grid-template-columns: 1fr; grid-template-areas: "label" "title" "text" "cta"; gap: 8px; padding: 14px;
  }
  .sponsor.has-art, .wrap > .sponsor.has-art, .filter-bar + .sponsor.has-art, .tag-nav + .sponsor.has-art, .profile-aside .sponsor.has-art {
    grid-template-columns: 96px minmax(0, 1fr); grid-template-areas: "label label" "art title" "art text" "cta cta"; gap: 6px 14px;
  }
  .sponsor.has-art .sponsor-art, .wrap > .sponsor.has-art .sponsor-art, .filter-bar + .sponsor.has-art .sponsor-art, .tag-nav + .sponsor.has-art .sponsor-art, .profile-aside .sponsor.has-art .sponsor-art { width: 96px; margin: 0; }
  .sponsor-art-link { align-self: start; }
  .sponsor-cta { width: 100%; text-align: center; margin-top: 6px; }
}
.profile-aside .sponsor.has-art { grid-template-columns: 1fr; grid-template-areas: "art" "label" "title" "text" "cta"; }
.profile-aside .sponsor.has-art .sponsor-art { width: 170px; margin: 0 auto 6px; }
.sponsor-btn { display: inline-flex; align-items: center; gap: 10px; background: var(--amber); color: #fff; text-decoration: none; font-weight: 600; padding: 11px 16px; border-radius: var(--r); white-space: nowrap; }
.sponsor-btn:hover { color: #fff; filter: brightness(0.92); }
.sponsor-btn-row { display: flex; flex-wrap: wrap; gap: 10px; margin: 4px 0 18px; }
.sponsor-btn-row .sponsor-btn { width: auto; }
.cat-chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 14px 0 4px; }
.cat-chips a { text-decoration: none; font-size: 14.5px; font-weight: 600; color: var(--ink-2); border: 1px solid var(--rule); border-radius: 999px; padding: 4px 12px; }
.cat-chips a[aria-current] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.cat-chips a span { color: var(--muted); font-weight: 400; margin-left: 4px; }
.cat-chips a[aria-current] span { color: var(--paper-2); }
.sponsor-btn-tag { font-size: 11.5px; border: 1px solid rgba(255,255,255,0.6); border-radius: 999px; padding: 0 6px; opacity: 0.9; }

/* Filter + browse list */
.filter-bar { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; gap: 10px; align-items: center; margin-bottom: 8px; }
@media (max-width: 420px) { .filter-bar { grid-template-columns: 1fr auto; } .filter-clear { grid-column: 1 / -1; justify-self: start; } }
.filter-clear { font-size: 15px; }
.result-count { color: var(--muted); font-size: 15px; margin: 14px 0 6px; }
.empty { padding: 32px 0; color: var(--ink-2); }
.pep-table { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--rule); }
.pep-table li { display: grid; grid-template-columns: minmax(180px, 220px) 1fr; grid-template-areas: "name summary" "cat summary"; column-gap: 28px; padding: 16px 0; border-bottom: 1px solid var(--rule-2); align-content: start; }
.pep-name { grid-area: name; font-family: var(--serif); font-size: 22px; text-decoration: none; color: var(--ink); line-height: 1.2; }
.pep-name:hover { color: var(--teal-ink); text-decoration: underline; }
.pep-cat { grid-area: cat; font-size: 14px; color: var(--muted); text-decoration: none; margin-top: 4px; }
.pep-cat:hover { text-decoration: underline; }
.pep-summary { grid-area: summary; margin: 0; color: var(--ink-2); font-size: 16px; }
@media (max-width: 640px) { .pep-table li { grid-template-columns: 1fr; grid-template-areas: "name" "cat" "summary"; } .pep-summary { margin-top: 6px; } }
.tag-nav { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.tag-nav a { text-decoration: none; font-size: 14.5px; font-weight: 600; color: var(--ink-2); border: 1px solid var(--rule); border-radius: 999px; padding: 3px 12px; }
.tag-nav a[aria-current] { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.cat-section { padding: 18px 0; border-top: 1px solid var(--rule); }
.cat-section h2 { margin-top: 0; }
.cat-section h2 a { color: inherit; text-decoration: none; }
.cat-section h2 a:hover { text-decoration: underline; }
.chip-list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chip-list a { display: inline-block; border: 1px solid var(--rule); border-radius: 999px; padding: 4px 12px; text-decoration: none; color: var(--ink); font-size: 15px; }
.chip-list a:hover { border-color: var(--teal); color: var(--teal-ink); }

/* Profile */
.profile-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; margin: 10px 0 24px; padding-bottom: 24px; border-bottom: 1px solid var(--rule); }
.profile-head h1 { margin-bottom: 0.2em; }
.aka { color: var(--muted); margin: 0 0 12px; font-size: 15.5px; }
.profile-facts-inline { display: flex; flex-wrap: wrap; gap: 8px 18px; color: var(--muted); font-size: 15px; margin: 0; }
.profile-facts-inline code { color: var(--ink-2); }
.profile-head-cta { flex-shrink: 0; padding-top: 12px; }
@media (max-width: 720px) { .profile-head { flex-direction: column; margin-bottom: 18px; padding-bottom: 18px; } .profile-head-cta { padding-top: 0; width: 100%; } .sponsor-btn { width: 100%; justify-content: center; } .summary { font-size: 19px; } }

.profile-grid { display: grid; grid-template-columns: 190px minmax(0, 1fr) 280px; gap: 44px; align-items: start; }
.article-grid { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 44px; align-items: start; }
.toc-mobile { display: none; border: 1px solid var(--rule); border-radius: var(--r); padding: 6px 14px; margin: 0 0 18px; background: var(--paper-2); }
.toc-mobile summary { cursor: pointer; font-weight: 600; padding: 6px 0; }
.toc-mobile ol { margin: 4px 0 8px; padding-left: 1.2em; }
.toc-mobile li { padding: 3px 0; }
@media (max-width: 1080px) { .profile-grid { grid-template-columns: minmax(0, 1fr) 260px; } .toc { display: none; } .toc-mobile { display: block; } }
@media (max-width: 820px) { .profile-grid, .article-grid { grid-template-columns: 1fr; gap: 24px; } }

.toc { position: sticky; top: 76px; font-size: 14.5px; }
.toc-title { font-weight: 600; color: var(--ink-2); margin-bottom: 6px; }
.toc ol { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--rule); }
.toc li a { display: block; padding: 5px 0 5px 12px; color: var(--muted); text-decoration: none; border-left: 2px solid transparent; margin-left: -1px; }
.toc li a:hover { color: var(--ink); }
.toc li a.is-active { color: var(--teal-ink); border-left-color: var(--teal); }

.profile-body, .article-body { max-width: var(--measure); min-width: 0; }
.profile-body section, .article-body section { margin-bottom: 8px; }
.profile-body h2, .article-body h2 { padding-top: 12px; }
.section-intro { color: var(--ink-2); }
.disclaimer { font-size: 14.5px; color: var(--muted); border-left: 3px solid var(--rule); padding-left: 12px; margin: 20px 0; }
.findings { padding-left: 1.2em; }
.findings li { margin-bottom: 0.5em; }
.notice { border: 1px solid var(--rule); background: var(--paper-2); border-radius: var(--r); padding: 12px 16px; margin: 0 0 20px; }
.notice p, .notice ul { margin: 0; }
.notice-ok { border-color: var(--teal); background: var(--teal-soft); }
.notice-err { border-color: var(--amber); background: var(--amber-soft); }
.prose ul, .prose ol, .profile-body ul, .profile-body ol, .article-body ul, .article-body ol { padding-left: 1.3em; }
.prose li, .profile-body li, .article-body li { margin-bottom: 0.35em; }
.prose h2 { font-size: 26px; }
.prose h3 { font-size: 20px; }

.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 12px 0 16px; max-width: 100%; }
table { border-collapse: collapse; width: 100%; font-size: 15.5px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--rule-2); vertical-align: top; }
th { font-weight: 600; color: var(--ink-2); border-bottom: 1px solid var(--rule); background: var(--paper-2); }
tbody tr:nth-child(even) td { background: color-mix(in srgb, var(--paper-2) 50%, transparent); }

.kv { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 8px 0 20px; }
@media (max-width: 600px) { .kv { grid-template-columns: 1fr; } }
.kv div { border: 1px solid var(--rule); border-radius: var(--r); padding: 12px 14px; background: var(--paper-2); }
.kv dt { font-size: 13px; color: var(--muted); margin-bottom: 4px; }
.kv dd { margin: 0; font-weight: 600; }
.kv dd small { display: block; font-weight: 400; color: var(--muted); font-size: 14px; margin-top: 4px; }

/* Evidence meter */
.meter { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; white-space: nowrap; }
.meter-bar { display: inline-flex; gap: 2px; }
.meter-bar i { width: 14px; height: 8px; background: var(--rule); border-radius: 1px; }
.meter-extensive .on, .meter-moderate .on { background: var(--teal); }
.meter-preliminary .on { background: var(--amber); }
.meter-limited .on { background: var(--grey); }
.meter-extensive .meter-text, .meter-moderate .meter-text { color: var(--teal-ink); }
.meter-preliminary .meter-text { color: var(--amber); }
.meter-limited .meter-text, .meter-none .meter-text { color: var(--muted); }

.effects { border-top: 1px solid var(--rule); }
.effect { padding: 16px 0; border-bottom: 1px solid var(--rule-2); }
.effect-head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; flex-wrap: wrap; }
.effect h3 { margin: 0; font-size: 20px; }
.effect p { margin: 8px 0 0; color: var(--ink-2); }

.evidence-list { list-style: none; padding: 0; margin: 8px 0 0; border-top: 1px solid var(--rule); }
.evidence-list li { padding: 10px 0; border-bottom: 1px solid var(--rule-2); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.evidence-meta { display: inline-flex; gap: 10px; align-items: center; white-space: nowrap; font-size: 14.5px; }

table.dosing td:first-child { font-weight: 600; }
.tool-link { font-size: 15.5px; }

.studies { list-style: none; padding: 0; margin: 0; counter-reset: study; border-top: 1px solid var(--rule); }
.studies li { counter-increment: study; padding: 16px 0 16px 40px; position: relative; border-bottom: 1px solid var(--rule-2); }
@media (max-width: 480px) { .studies li { padding-left: 30px; } }
.studies li::before { content: counter(study); position: absolute; left: 0; top: 18px; font-family: var(--serif); font-size: 20px; color: var(--teal); }
.studies h3 { margin: 0 0 4px; font-size: 18px; }
.study-meta { color: var(--muted); font-size: 15px; margin-bottom: 8px; }
.study-links { font-size: 14.5px; display: flex; gap: 14px; margin: 0; }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 600px) { .two-col { grid-template-columns: 1fr; } }
.two-col h3 { margin-top: 0; font-size: 18px; }

.faq details { border-top: 1px solid var(--rule-2); padding: 4px 0; }
.faq details:last-child { border-bottom: 1px solid var(--rule-2); }
.faq summary { cursor: pointer; font-weight: 600; padding: 10px 0; list-style: none; position: relative; padding-right: 28px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 8px; font-family: var(--serif); font-size: 22px; color: var(--teal); }
.faq details[open] summary::after { content: "\2013"; }
.faq details p { margin: 0 0 14px; color: var(--ink-2); }

.profile-aside { position: sticky; top: 76px; font-size: 15.5px; min-width: 0; }
.facts { background: var(--panel); border-radius: var(--r); padding: 18px 20px; margin-bottom: 20px; }
.facts h2, .related-peps h2 { font-size: 20px; margin: 0 0 10px; }
.facts dl { margin: 0; }
.facts dt { font-size: 13.5px; color: var(--muted); }
.facts dd { margin: 0 0 12px; overflow-wrap: anywhere; }
.facts .mono { font-size: 14px; }
.facts-apps { margin: 6px 0 0; display: flex; flex-wrap: wrap; gap: 6px; }
.related-peps ul { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--rule); }
.related-peps li { padding: 8px 0; border-bottom: 1px solid var(--rule-2); display: flex; justify-content: space-between; gap: 12px; }
.related-peps span { color: var(--muted); font-size: 14px; }
.related-peps a { text-decoration: none; font-weight: 600; color: var(--ink); }
.related-peps a:hover { color: var(--teal-ink); }
.profile-aside .sponsor { margin: 20px 0 0; }
@media (max-width: 820px) { .profile-aside { position: static; } }

/* Calculator */
.calc { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 32px; background: var(--panel); border-radius: var(--r); padding: 24px; margin-bottom: 8px; }
@media (max-width: 760px) { .calc { grid-template-columns: 1fr; } }
.calc-mode { border: 0; padding: 0; margin: 0 0 16px; display: flex; gap: 18px; flex-wrap: wrap; }
.calc-mode input { width: auto; margin-right: 6px; }
.calc-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 18px; }
@media (max-width: 420px) { .calc-fields { grid-template-columns: 1fr; } .calc { padding: 16px; } }
.calc-fields label { font-size: 14.5px; font-weight: 600; color: var(--ink-2); }
.calc-fields .unit { font-weight: 400; color: var(--muted); margin-left: 4px; }
.calc-fields input, .calc-fields select { margin-top: 4px; font-size: 18px; font-weight: 500; color: var(--ink); }
.calc-out { margin: 0; background: var(--paper); border-radius: var(--r); padding: 16px 18px; border: 1px solid var(--rule); }
.calc-out div { padding: 8px 0; border-bottom: 1px solid var(--rule-2); }
.calc-out div:last-of-type { border-bottom: 0; }
.calc-out dt { font-size: 13.5px; color: var(--muted); }
.calc-out dd { margin: 0; font-family: var(--serif); font-size: 26px; line-height: 1.2; }
.calc-warn { color: var(--amber); font-size: 14.5px; margin: 10px 0 0; }
.calc-note { grid-column: 1 / -1; font-size: 14.5px; color: var(--muted); margin: 0; }
.calc p:last-child { grid-column: 1 / -1; margin: 0; }
.calc-presets { margin: 32px 0; }

/* Contact */
.contact-form { display: grid; gap: 14px; margin-bottom: 20px; }
.contact-form label { font-weight: 600; font-size: 15px; color: var(--ink-2); }
.contact-form input, .contact-form textarea { margin-top: 4px; }
.contact-form button { justify-self: start; }

/* Footer */
.site-foot { border-top: 1px solid var(--rule); margin-top: 56px; background: var(--paper-2); font-size: 15px; }
.foot-grid { display: grid; grid-template-columns: 2fr repeat(4, 1fr); gap: 32px; padding: 36px 0 20px; }
.foot-grid h2 { font-family: var(--sans); font-size: 15px; font-weight: 600; margin: 0 0 10px; color: var(--ink); }
.foot-grid a { display: block; color: var(--ink-2); text-decoration: none; padding: 3px 0; }
.foot-grid a:hover { color: var(--teal-ink); text-decoration: underline; }
.foot-about p { color: var(--muted); max-width: 44ch; margin-top: 12px; }
.foot-about a.wordmark { display: inline-flex; }
.foot-legal { padding: 12px 0 32px; color: var(--muted); font-size: 14px; }
@media (max-width: 900px) { .foot-grid { grid-template-columns: 1fr 1fr; } .foot-about { grid-column: 1 / -1; } }
@media (max-width: 420px) { .foot-grid { grid-template-columns: 1fr; gap: 20px; } .foot-grid a { padding: 6px 0; } }