@font-face {
  font-family: "PT Sans";
  src: url("fonts/PTSans-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "PT Sans";
  src: url("fonts/PTSans-Bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --green: #3fa228;
  --green-dark: #2d7a1c;
  --green-deep: #1f5c14;
  --green-soft: #e7f6df;
  --green-row: #f4fbf0;
  --ink: #222222;
  --muted: #5c6359;
  --line: #c5ddb8;
  --paper: #ffffff;
  --page: #eef3ec;
  --gray: #e8e8e8;
  --danger: #c1121f;
  --font: "PT Sans", "Segoe UI", Calibri, Arial, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--page);
  line-height: 1.45;
  font-size: 15px;
  font-variant-ligatures: none;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--green-dark); }
p, li { margin-bottom: 8px; }
ul { padding-left: 18px; }
strong { font-weight: 700; }

.topbar {
  position: sticky; top: 0; z-index: 50;
  background: var(--green-deep);
  color: #fff;
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 8px 20px;
}
.topbar .brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; letter-spacing: .06em; font-size: 13px;
}
.topbar .brand img { height: 28px; width: auto; filter: brightness(0) invert(1); }
.topbar .brand small { display: block; font-weight: 400; letter-spacing: .14em; font-size: 10px; opacity: .8; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }
.btn {
  appearance: none; border: 0; cursor: pointer;
  background: #fff; color: var(--green-deep);
  font-family: inherit; font-weight: 700; font-size: 13px;
  padding: 7px 13px; border-radius: 6px;
  text-decoration: none; display: inline-flex; align-items: center; gap: 6px;
}
.btn.ghost { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.35); }

.wrap { max-width: 980px; margin: 0 auto; padding: 18px 16px 72px; }
.sheet {
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: 0 10px 32px rgba(20,60,35,.08);
  padding: 28px 32px 36px;
}

/* Header — matches Hygienx InDesign / screenshot */
.sds-brand { margin-bottom: 18px; }
.brand-top {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 16px; margin-bottom: 10px;
}
.logo-hygienx { width: 230px; max-width: 55%; height: auto; }
.logo-valuex { width: 148px; max-width: 38%; height: auto; margin-top: 2px; }
.brand-hero {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 24px;
  align-items: center;
}
.logo-hugo { width: 132px; height: auto; justify-self: start; }
.msds-title {
  color: var(--green);
  font-size: clamp(26px, 4.2vw, 38px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: .04em;
  text-align: right;
  text-transform: uppercase;
}

.product-banner {
  background: var(--green);
  color: #fff;
  padding: 16px 22px 18px;
  margin: 8px 0 22px;
}
.product-banner .code {
  font-size: 42px; font-weight: 700; line-height: 1; letter-spacing: .02em;
}
.product-banner .name {
  font-size: 20px; font-weight: 700; letter-spacing: .04em;
  text-transform: uppercase; margin-top: 4px;
  overflow-wrap: anywhere;
}
.product-banner .series {
  font-size: 16px; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; margin-top: 2px;
}

.toc {
  display: flex; flex-wrap: wrap; gap: 6px;
  padding: 0 0 18px; margin-bottom: 8px;
  border-bottom: 1px solid var(--line);
}
.toc a {
  font-size: 12px; text-decoration: none; color: var(--green-dark);
  border: 1px solid var(--line); padding: 3px 8px; border-radius: 99px; background: #fff;
}
.toc a:hover { background: var(--green-soft); }

section.sds { margin: 0 0 22px; border: 1px solid var(--green); }
.sec-head {
  display: grid;
  grid-template-columns: 130px 1fr;
  background: var(--green);
  color: #fff;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  font-size: 14px;
}
.sec-head .num { padding: 8px 12px; }
.sec-head .ttl { padding: 8px 12px; overflow-wrap: anywhere; }
.sec-body { padding: 0; }
.subhead {
  background: var(--gray);
  font-weight: 700;
  padding: 7px 14px;
  font-size: 14.5px;
}
.block { padding: 12px 14px 10px; }
.block + .subhead { border-top: 1px solid var(--line); }

table.kv, table.data {
  width: 100%; border-collapse: collapse; margin: 0 0 10px; font-size: 14.5px;
}
table.kv th, table.kv td,
table.data th, table.data td {
  border: 1px solid var(--line); padding: 7px 10px; vertical-align: top; text-align: left;
}
table.kv th {
  background: var(--green-soft); color: var(--green-deep);
  width: 28%; font-weight: 700; font-size: 13.5px;
}
table.data th {
  background: var(--green); color: #fff; font-weight: 700;
}
table.data tr:nth-child(even) td { background: var(--green-row); }
table.data td.center { text-align: center; }

.hazard-row {
  display: flex; align-items: center; gap: 18px; padding: 6px 0 10px;
}
.ghs {
  width: 92px; height: 92px; flex: 0 0 92px;
}
.ghs-sm { width: 42px; height: 42px; display: inline-block; vertical-align: middle; margin: 0 2px; }
.danger-word { color: var(--danger); font-weight: 700; font-size: 20px; letter-spacing: .04em; }
.ppe {
  width: 72px; height: 72px; object-fit: contain; margin: 0 auto;
}
.ppe-label { display: block; font-size: 11px; color: var(--muted); text-align: center; margin-top: 4px; }
.ce {
  width: 78px; height: 78px; object-fit: contain; margin: 0 auto;
}
.swatch {
  display: inline-block; width: 18px; height: 14px; border: 1px solid #999;
  vertical-align: middle; margin-right: 8px;
}
.note { font-size: 12.5px; color: var(--muted); }
.meta { font-size: 13px; color: var(--muted); margin-bottom: 8px; }
.split-2 {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0;
}
.split-2 .cell { padding: 6px 10px; border: 1px solid var(--line); }
.id-grid {
  display: grid; grid-template-columns: 64px 1fr; gap: 2px 8px; font-size: 13.5px;
}
.id-grid span { color: var(--muted); font-weight: 700; }
.id-grid div { white-space: nowrap; }

.footer-sheet {
  margin-top: 8px; padding: 14px 4px 0;
  border-top: 3px solid var(--green);
  font-size: 11.5px; color: var(--muted);
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.footer-sheet .ver { color: var(--green-dark); font-weight: 700; }

@media print {
  body { background: #fff; font-size: 11px; }
  .topbar, .toc, .no-print { display: none !important; }
  .wrap { max-width: none; padding: 0; }
  .sheet { border: 0; box-shadow: none; padding: 0; }
  .sds-brand { margin-bottom: 8px; }
  .logo-hugo { width: 110px; }
  .msds-title { font-size: 28px; }
  .product-banner { margin: 4px 0 12px; padding: 12px 18px; }
  .product-banner .code { font-size: 32px; }
  .sec-head, .subhead { break-after: avoid; }
  table.data, table.kv, .hazard-row { break-inside: avoid; }
  a { color: inherit; text-decoration: none; }
  @page { margin: 12mm 12mm 14mm; }
}

@media (max-width: 800px) {
  .sheet { padding: 16px 14px 28px; }
  .brand-hero, .sec-head, .split-2 { grid-template-columns: 1fr; }
  .msds-title { text-align: left; font-size: 26px; }
  .logo-hygienx { width: 180px; }
  .logo-valuex { width: 110px; }
  .product-banner .code { font-size: 34px; }
  .product-banner .name { font-size: 15px; }
  .topbar .brand small { display: none; }
  .topbar .brand img { display: none; }
}