/* Zesty Rat Peptides — original stylesheet (written from scratch for this site).
   Light theme, citrus-green "zesty" palette, mobile-first, no frameworks. */

:root {
  --ink: #23301f;
  --ink-soft: #5b6a52;
  --brand: #3f7d3a;
  --brand-deep: #2c5c29;
  --brand-tint: #eef5ea;
  --accent: #d97706;
  --accent-tint: #fdf3e3;
  --paper: #ffffff;
  --paper-warm: #fbfaf4;
  --line: #e3e6dc;
  --radius: 10px;
  --max: 1060px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  color: var(--ink);
  background: var(--paper-warm);
  line-height: 1.65;
  font-size: 16.5px;
}
img { max-width: 100%; }
a { color: var(--brand-deep); text-decoration: none; }
a:hover { text-decoration: underline; }
p { margin: 0 0 1em; }

/* ---------- header ---------- */
.site-header {
  background: var(--paper);
  border-bottom: 3px solid var(--brand);
  position: sticky; top: 0; z-index: 40;
}
.header-inner {
  max-width: var(--max); margin: 0 auto; padding: 10px 18px;
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-family: Verdana, Geneva, sans-serif; font-size: 19px; font-weight: 700;
  color: var(--ink);
}
.brand:hover { text-decoration: none; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 8px;
  background: linear-gradient(135deg, var(--brand) 0%, #6faf5a 100%);
  color: #fff; display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 14px; font-weight: 700; letter-spacing: .5px;
}
.brand em { color: var(--brand); font-style: normal; }
.mainnav { display: flex; flex-wrap: wrap; gap: 2px 14px; margin-left: auto; }
.mainnav a {
  font-family: Verdana, Geneva, sans-serif; font-size: 13px; color: var(--ink-soft);
  padding: 6px 4px; border-bottom: 2px solid transparent;
}
.mainnav a:hover { color: var(--brand-deep); text-decoration: none; }
.mainnav a.active { color: var(--brand-deep); border-bottom-color: var(--accent); }

/* ---------- layout ---------- */
.page { max-width: var(--max); margin: 0 auto; padding: 26px 18px 60px; }
.crumbs {
  font-family: Verdana, Geneva, sans-serif; font-size: 12.5px; color: var(--ink-soft);
  margin: 0 0 14px;
}
.crumbs a { color: var(--ink-soft); }
.crumbs span { margin: 0 7px; color: #b0b8a6; }
h1 { font-size: 34px; line-height: 1.2; margin: 0 0 10px; letter-spacing: -.3px; }
.meta {
  font-family: Verdana, Geneva, sans-serif; font-size: 13px; color: var(--ink-soft);
  padding: 8px 0 14px; border-bottom: 1px solid var(--line); margin-bottom: 20px;
}
.meta a { text-decoration: underline; }

h2 { font-size: 24px; margin: 34px 0 12px; padding-top: 8px; }
h2::before { content: ""; display: block; width: 44px; height: 4px; border-radius: 2px;
  background: var(--accent); margin-bottom: 10px; }
h3 { font-size: 18.5px; margin: 24px 0 8px; color: var(--brand-deep); }
.sec { max-width: 780px; }

/* ---------- boxes ---------- */
.toc {
  background: var(--paper); border: 1px solid var(--line); border-left: 4px solid var(--brand);
  border-radius: var(--radius); padding: 14px 18px; margin: 0 0 26px; max-width: 780px;
}
.toc h3 { margin: 0 0 8px; font-size: 14px; text-transform: uppercase; letter-spacing: .6px; }
.toc ol { margin: 0; padding-left: 20px; }
.toc li { margin: 4px 0; }

.trust-note {
  background: var(--brand-tint); border: 1px solid #cfe3c7; border-radius: var(--radius);
  padding: 12px 16px; margin: 0 0 24px; max-width: 780px;
  font-family: Verdana, Geneva, sans-serif; font-size: 13px; color: var(--brand-deep);
}
.warn-note {
  background: var(--accent-tint); border: 1px solid #f0dcb8; border-radius: var(--radius);
  padding: 12px 16px; margin: 24px 0; max-width: 780px; font-size: 15px;
}

table.data { border-collapse: collapse; width: 100%; max-width: 780px; margin: 14px 0 22px;
  font-family: Verdana, Geneva, sans-serif; font-size: 13.5px; background: var(--paper); }
table.data th, table.data td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
table.data th { background: var(--brand-tint); color: var(--brand-deep); }

ul.zr { padding-left: 22px; }
ul.zr li { margin: 6px 0; }

/* ---------- hero / home ---------- */
.hero {
  background: linear-gradient(135deg, #2c5c29 0%, #3f7d3a 55%, #578f42 100%);
  color: #f4f9f0; border-radius: 14px; padding: 40px 36px; margin-bottom: 30px;
}
.hero h1 { color: #fff; font-size: 38px; margin-bottom: 12px; }
.hero p { font-size: 18px; max-width: 720px; color: #e7f1e2; }
.cta {
  display: inline-block; margin-top: 10px; background: var(--accent); color: #fff;
  font-family: Verdana, Geneva, sans-serif; font-size: 14.5px; font-weight: 700;
  padding: 12px 22px; border-radius: 999px;
}
.cta:hover { background: #b86405; text-decoration: none; }
.mods { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin: 26px 0; }
.mod {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px 18px 14px; transition: box-shadow .15s ease;
}
.mod:hover { box-shadow: 0 4px 16px rgba(44, 92, 41, .12); }
.mod h3 { margin: 0 0 6px; font-size: 16.5px; }
.mod p { font-size: 14px; color: var(--ink-soft); margin-bottom: 8px; }
.mod a { font-family: Verdana, Geneva, sans-serif; font-size: 13px; font-weight: 700; }

.truststrip { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px; margin: 30px 0 10px; }
.truststrip > div {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px 16px; font-size: 14.5px; color: var(--ink-soft);
}
.truststrip b { display: block; color: var(--brand-deep); margin-bottom: 3px;
  font-family: Verdana, Geneva, sans-serif; font-size: 13.5px; }

/* ---------- author / sources ---------- */
.authorbox {
  display: flex; gap: 14px; align-items: flex-start; background: var(--paper);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 16px;
  margin: 30px 0; max-width: 780px;
}
.avatar {
  width: 52px; height: 52px; border-radius: 50%; flex: 0 0 52px;
  background: linear-gradient(135deg, #6faf5a, #3f7d3a); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-family: Verdana, Geneva, sans-serif; font-weight: 700; font-size: 17px;
}
.authorbox .ab-body { font-size: 14px; color: var(--ink-soft); }
.authorbox .ab-body b { color: var(--ink); font-family: Verdana, Geneva, sans-serif; font-size: 14px; }
.sources { max-width: 780px; }
.sources ol { padding-left: 22px; font-size: 14.5px; color: var(--ink-soft); }
.sources li { margin: 7px 0; }

/* ---------- FAQ ---------- */
.faq { max-width: 780px; }
.faq h3 { margin-top: 18px; }
details.faq-q {
  background: var(--paper); border: 1px solid var(--line); border-radius: 8px;
  padding: 10px 16px; margin: 8px 0; font-size: 15.5px;
}
details.faq-q summary { cursor: pointer; font-family: Verdana, Geneva, sans-serif; font-size: 14px; font-weight: 700; color: var(--brand-deep); }
details.faq-q p { margin: 10px 0 4px; font-size: 15px; }

/* ---------- WhatsApp CTA strip ---------- */
.wa-strip {
  display: flex; gap: 14px; align-items: center; max-width: 780px;
  background: #f0f7ee; border: 1px dashed #a9c9a0; border-radius: var(--radius);
  padding: 14px 18px; margin: 30px 0;
}
.wa-strip .wa-ico { font-size: 24px; }
.wa-strip p { margin: 0; font-size: 14.5px; color: var(--ink-soft); }
.wa-strip a.wa-btn {
  flex: 0 0 auto; background: #1faa53; color: #fff; border-radius: 999px;
  padding: 9px 18px; font-family: Verdana, Geneva, sans-serif; font-size: 13.5px; font-weight: 700;
}
.wa-strip a.wa-btn:hover { background: #17863f; text-decoration: none; }

/* ---------- calculator ---------- */
.calc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; max-width: 780px; }
.calc-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; }
.calc-card label { display: block; font-family: Verdana, Geneva, sans-serif; font-size: 13px; font-weight: 700; margin: 10px 0 4px; color: var(--ink-soft); }
.calc-card input, .calc-card select {
  width: 100%; padding: 9px 10px; border: 1px solid #c9cfbd; border-radius: 7px;
  font-family: var(--mono); font-size: 15px; background: #fff; color: var(--ink);
}
.calc-out { background: var(--brand-tint); border: 1px solid #cfe3c7; border-radius: var(--radius); padding: 16px 18px; max-width: 780px; margin-top: 16px; }
.calc-out .big { font-family: var(--mono); font-size: 26px; color: var(--brand-deep); font-weight: 700; }
.calc-out table { margin: 10px 0 0; font-family: var(--mono); font-size: 14px; }
.calc-out td { padding: 3px 12px 3px 0; }

/* ---------- ad bar ---------- */
#zr-adbar {
  display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
  background: #22301d; color: #f2f6ee; text-align: center; padding: 10px 46px 10px 16px;
  font-family: Verdana, Geneva, sans-serif; font-size: 13.5px;
}
#zr-adbar a.adlink { color: #ffd479; font-weight: 700; }
#zr-adbar button#zr-adclose {
  position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
  background: transparent; border: 1px solid #4c5c44; color: #cfdcc6; border-radius: 6px;
  width: 28px; height: 28px; cursor: pointer; font-size: 14px; line-height: 1;
}
#zr-adbar button#zr-adclose:hover { background: #344429; }

/* ---------- footer ---------- */
.site-footer { background: #22301d; color: #c9d4c2; margin-top: 40px; }
.foot-grid {
  max-width: var(--max); margin: 0 auto; padding: 36px 18px 20px;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 22px;
}
.foot-grid h4 { color: #fff; font-family: Verdana, Geneva, sans-serif; font-size: 13px;
  text-transform: uppercase; letter-spacing: .8px; margin: 0 0 10px; }
.foot-grid a { display: block; color: #c9d4c2; font-size: 14px; margin: 5px 0; }
.foot-grid a:hover { color: #ffd479; }
.foot-grid p { font-size: 13.5px; margin: 4px 0; }
.foot-legal {
  border-top: 1px solid #3a4a33; max-width: var(--max); margin: 0 auto;
  padding: 16px 18px 26px; font-size: 12.5px; line-height: 1.6; color: #9fad95;
}

@media (max-width: 720px) {
  h1 { font-size: 27px; }
  .hero h1 { font-size: 28px; }
  .hero { padding: 28px 22px; }
  .mainnav { margin-left: 0; }
  body { font-size: 16px; }
}

/* ---------- vendor directory (/vendors/) - layout cloned from the reference
   design (peptidecertify/vendors); colors remapped to the zesty palette ---------- */
.page .subtitle { color: var(--ink-soft); font-size: 16px; margin-top: 8px; max-width: 820px; }
.vd-disclaimer { background: var(--accent-tint); border: 1px solid #ecc98c; border-left: 4px solid #c8862c; border-radius: 8px; padding: 14px 16px; font-size: 13.5px; color: var(--ink); margin: 18px 0; }
.vd-disclaimer p { margin: 0; }
.vd-disclaimer b { color: #8a5a12; }
.vd-tabs { display: flex; gap: 8px; margin: 22px 0 14px; flex-wrap: wrap; }
.vd-tab { border: 1px solid var(--line); background: var(--paper); border-radius: 8px; padding: 8px 18px; font-family: Verdana, Geneva, sans-serif; font-size: 14px; font-weight: 700; color: var(--ink-soft); cursor: pointer; }
.vd-tab.on { background: var(--ink); border-color: var(--ink); color: #fff; }
.vd-search { position: relative; max-width: 640px; margin: 0 0 12px; }
.vd-search input { width: 100%; padding: 12px 14px 12px 40px; border: none; border-bottom: 2px solid var(--line); background: transparent; font-family: Verdana, Geneva, sans-serif; font-size: 16px; outline: none; }
.vd-search input:focus { border-bottom-color: var(--brand); }
.vd-search svg { position: absolute; left: 8px; top: 50%; transform: translateY(-50%); color: var(--ink-soft); }
.vd-chiprow { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-bottom: 10px; }
.vd-chiprow .lbl { font-family: Verdana, Geneva, sans-serif; font-size: 11px; font-weight: 700; color: var(--ink-soft); text-transform: uppercase; letter-spacing: .06em; margin-right: 4px; }
.vd-chip { border: 1px solid var(--line); background: var(--paper); border-radius: 6px; padding: 5px 12px; font-family: Verdana, Geneva, sans-serif; font-size: 12px; font-weight: 700; color: var(--ink-soft); cursor: pointer; }
.vd-chip.on { background: var(--ink); border-color: var(--ink); color: #fff; }
.vd-chip.loc.on { background: var(--brand); border-color: var(--brand); }
.vd-count { font-family: Verdana, Geneva, sans-serif; font-size: 11.5px; color: var(--ink-soft); text-transform: uppercase; letter-spacing: .1em; margin: 10px 0 6px; }
.vd-list { border: 1px solid var(--line); border-radius: 10px; overflow: hidden; background: var(--paper); }
.vd-cat { padding: 8px 16px; background: var(--brand-tint); font-family: Verdana, Geneva, sans-serif; font-size: 11.5px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--brand-deep); }
.vd-item { border-top: 1px solid var(--line); }
.vd-row { display: flex; align-items: center; gap: 12px; width: 100%; padding: 11px 16px; background: none; border: none; text-align: left; font: inherit; cursor: pointer; }
.vd-row:hover { background: var(--brand-tint); }
.vd-arrow { color: var(--ink-soft); transition: transform .15s; flex-shrink: 0; }
.vd-item.open .vd-arrow { transform: rotate(90deg); }
.vd-name { flex: 1; min-width: 0; font-weight: 600; color: var(--ink); font-size: 15px; }
.vd-name small { color: var(--ink-soft); font-weight: 400; white-space: nowrap; font-size: 13px; }
.vd-sup { font-size: 12px; color: var(--ink-soft); flex-shrink: 0; }
.vd-from { text-align: right; min-width: 86px; flex-shrink: 0; }
.vd-from em { display: block; font-style: normal; font-size: 10px; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-soft); }
.vd-from b { font-size: 15px; }
.vd-detail { display: none; border-top: 1px solid var(--line); background: var(--paper-warm); padding: 12px 16px; }
.vd-item.open .vd-detail { display: block; }
/* neutralize the site-wide table look inside quote tables */
.vd-detail table { width: 100%; border-collapse: collapse; font-size: 13px; background: transparent; border: none; border-radius: 0; margin: 0; }
.vd-detail th { text-align: left; font-size: 10.5px; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-soft); padding: 6px 8px; border-bottom: 1px solid var(--line); background: transparent; font-weight: 700; }
.vd-detail td { padding: 7px 8px; border-bottom: 1px solid var(--line); color: var(--ink-soft); vertical-align: top; }
.vd-detail tr:last-child td { border-bottom: none; }
.vd-detail td.p { text-align: right; font-weight: 700; color: var(--ink); white-space: nowrap; }
.vd-detail .none { color: var(--ink-soft); font-size: 13px; padding: 8px 0; }
.vd-vendor { border: 1px solid var(--line); border-radius: 10px; background: var(--paper); padding: 16px 18px; }
.vd-vendor h3 { font-size: 16px; margin-bottom: 2px; }
.vd-vendor .loc { font-family: Verdana, Geneva, sans-serif; font-size: 12px; color: var(--brand-deep); font-weight: 700; text-transform: uppercase; letter-spacing: .05em; margin-bottom: 8px; }
.vd-vendor p { font-size: 13.5px; color: var(--ink-soft); margin-bottom: 8px; }
.vd-vendor .contact { font-size: 13px; display: flex; flex-wrap: wrap; gap: 10px; color: var(--ink-soft); }
/* WhatsApp elements (tab bar icon + vendor card footer) */
.vd-tab.wa { display: inline-flex; align-items: center; gap: 7px; color: #25d366; border-color: #25d366; text-decoration: none; font-size: 13px; padding: 8px 14px; font-weight: 700; }
.vd-tab.wa:hover { background: #25d366; color: #fff; text-decoration: none; }
.vd-vfoot { display: flex; align-items: center; justify-content: space-between; gap: 10px; border-top: 1px solid var(--line); margin-top: 12px; padding-top: 12px; }
.vd-vfoot .vpl { font-size: 12px; font-weight: 600; color: var(--ink); text-decoration: none; white-space: nowrap; }
.vd-vfoot .vpl:hover { color: var(--brand-deep); }
.vd-vfoot .vd-wa { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 700; color: #25d366; text-decoration: none; white-space: nowrap; }
.vd-vfoot .vd-wa:hover { text-decoration: underline; }
/* vendor filter bar (View price list linkage) */
.vd-vbar { display: flex; align-items: center; gap: 10px; background: var(--brand-tint); border: 1px solid var(--brand); border-radius: 8px; padding: 8px 14px; font-size: 13px; color: var(--ink-soft); margin: 0 0 12px; flex-wrap: wrap; }
.vd-vbar b { color: var(--brand-deep); }
.vd-vbar-x { border: none; background: var(--ink); color: #fff; border-radius: 5px; padding: 3px 10px; font-family: Verdana, Geneva, sans-serif; font-size: 11px; font-weight: 700; cursor: pointer; margin-left: auto; }
.vd-vbar-x:hover { background: var(--brand-deep); }
/* quote table WhatsApp column */
.vd-detail th.wac, .vd-detail td.wac { text-align: center; white-space: nowrap; }
.vd-detail td.wac a { display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; border-radius: 6px; color: #25d366; background: rgba(37,211,102,.1); transition: background .15s; }
.vd-detail td.wac a:hover { background: #25d366; color: #fff; }
/* prose + sidebar layout under the directory */
.cols { display: grid; grid-template-columns: minmax(0,1fr) 300px; gap: 32px; align-items: start; margin-top: 24px; }
.prose h3 { font-size: 17px; margin: 20px 0 8px; }
.prose p { margin: 0 0 14px; color: var(--ink-soft); }
aside .side-box { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 16px; margin-bottom: 16px; }
aside .side-box h4 { font-family: Verdana, Geneva, sans-serif; font-size: 14px; margin-bottom: 10px; letter-spacing: .2px; }
aside .side-box ul { list-style: none; font-size: 13.5px; padding-left: 0; margin: 0; }
aside .side-box li { margin-bottom: 7px; padding-left: 14px; position: relative; }
aside .side-box li::before { content: ""; position: absolute; left: 0; top: 9px; width: 5px; height: 5px; border-radius: 50%; background: var(--brand); }
.wa-cta { background: linear-gradient(135deg, var(--brand-deep), var(--brand)); color: #fff; border-radius: 10px; padding: 18px; margin-bottom: 16px; }
.wa-cta h4 { font-size: 15px; margin-bottom: 6px; color: #fff; }
.wa-cta p { font-size: 13px; opacity: .92; margin-bottom: 12px; }
.wa-cta a { display: inline-block; background: #fff; color: var(--brand-deep); font-weight: 700; font-size: 14px; padding: 9px 16px; border-radius: 8px; font-family: Verdana, Geneva, sans-serif; }
.wa-cta a:hover { text-decoration: none; background: var(--brand-tint); }
.author-box { display: flex; gap: 14px; background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 16px; margin: 24px 0; font-size: 13.5px; }
.author-box .avatar { width: 46px; height: 46px; flex: 0 0 46px; border-radius: 50%; background: var(--brand-tint); color: var(--brand-deep); display: flex; align-items: center; justify-content: center; font-family: Verdana, Geneva, sans-serif; font-weight: 800; font-size: 15px; }
.author-box b { display: block; font-size: 14px; }
.author-box .role { color: var(--ink-soft); font-size: 12px; }
.updated-line { font-size: 12.5px; color: var(--ink-soft); margin-top: 14px; }
@media (max-width: 960px) {
  .cols { grid-template-columns: minmax(0,1fr); }
}
@media (max-width: 640px) {
  .vd-sup { display: none; }
  .vd-name small { display: none; }
  .vd-detail { overflow-x: visible; }
  .vd-detail table { font-size: 11px; }
  .vd-detail th { padding: 6px 5px; font-size: 9px; white-space: normal; }
  .vd-detail td { padding: 6px 5px; overflow-wrap: anywhere; word-break: break-word; }
  .vd-detail td.p { white-space: normal; }
  .vd-detail td.wac a { width: 24px; height: 24px; }
  .vd-tab.wa span { display: none; }
}