/* MedikalDevice — editorial clinical look. No external fonts. */
:root {
  --paper: #f6f7f4;
  --surface: #ffffff;
  --ink: #12222f;
  --ink-2: #3c4b57;
  --ink-3: #5d6b76;
  --rule: #d9ded9;
  --navy: #0b3a5b;
  --teal: #0c7c78;
  --teal-soft: #e3f1ee;
  --signal: #5fd3c4;
  --shadow: 0 1px 2px rgba(18, 34, 47, .06), 0 6px 20px -12px rgba(18, 34, 47, .25);
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0d1820; --surface: #13212b; --ink: #e8eef0; --ink-2: #bccad1; --ink-3: #93a5ae;
    --rule: #263844; --navy: #8cc6e6; --teal: #5fd3c4; --teal-soft: #15302f;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px -14px rgba(0, 0, 0, .7);
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 84px; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 17px/1.65 var(--sans); }
img { max-width: 100%; height: auto; }
a { color: var(--teal); text-underline-offset: 3px; }
a:hover { color: var(--navy); }
:focus-visible { outline: 3px solid var(--signal); outline-offset: 2px; border-radius: 4px; }
.wrap { width: min(1160px, 100% - 32px); margin-inline: auto; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 12px; z-index: 10; background: var(--surface); padding: 8px 12px; }

/* masthead */
.masthead { position: sticky; top: 0; z-index: 5; background: color-mix(in srgb, var(--paper) 92%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--rule); }
.masthead__row { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 64px; flex-wrap: wrap; padding-block: 8px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--navy); text-decoration: none; font: 600 20px/1 var(--serif); letter-spacing: .2px; }
.brand b, .colophon__brand b { color: var(--teal); font-weight: 600; }
.brand__mark { width: 30px; height: 30px; color: var(--teal); }
.nav { display: flex; gap: 4px 18px; flex-wrap: wrap; }
.nav a { color: var(--ink-2); text-decoration: none; font-size: 15px; padding: 10px 2px; min-height: 44px; display: inline-flex; align-items: center; }
.nav a:hover { color: var(--teal); }

/* type */
h1, h2, h3 { font-family: var(--serif); color: var(--ink); line-height: 1.2; font-weight: 600; }
h1 { font-size: clamp(32px, 4.4vw, 50px); margin: .2em 0 .35em; letter-spacing: -.3px; }
.kicker, .card__kicker, .toc__title { font: 600 12px/1.4 var(--mono); text-transform: uppercase; letter-spacing: 1.4px; color: var(--teal); margin: 0; }
.lede { font-size: 19px; color: var(--ink-2); max-width: 62ch; }

/* hero */
.hero { padding: 56px 0 40px; border-bottom: 1px solid var(--rule); }
.hero__grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.btn { display: inline-flex; align-items: center; min-height: 46px; padding: 0 20px; border-radius: 999px; background: var(--navy); color: var(--paper); text-decoration: none; font-weight: 600; font-size: 15px; }
.btn:hover { background: var(--teal); color: #fff; }
.btn--ghost { background: transparent; color: var(--navy); box-shadow: inset 0 0 0 1.5px currentColor; }
.btn--ghost:hover { background: var(--teal-soft); color: var(--teal); }
.trace { margin: 0; color: var(--ink-3); background: var(--surface); border: 1px solid var(--rule); border-radius: 18px; padding: 14px; box-shadow: var(--shadow); }
.trace svg { display: block; width: 100%; height: auto; }
.trace__line { stroke: var(--teal); stroke-dasharray: 1400; stroke-dashoffset: 1400; animation: draw 2.4s ease-out forwards; }
.trace__tags rect { fill: var(--teal-soft); }
.trace__tags text { fill: var(--teal); font: 600 12px var(--mono); text-anchor: middle; }
@keyframes draw { to { stroke-dashoffset: 0; } }
@media (prefers-reduced-motion: reduce) { .trace__line { animation: none; stroke-dashoffset: 0; } }

/* bands & cards */
.band { padding: 48px 0; }
.band + .band { border-top: 1px solid var(--rule); }
.band--tint { background: var(--teal-soft); }
.band__head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 24px; margin-bottom: 22px; }
.band__head h2 { font-size: 28px; margin: 0; }
.band__head p { margin: 0; color: var(--ink-3); max-width: 70ch; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.card { display: flex; flex-direction: column; gap: 8px; padding: 20px; background: var(--surface); border: 1px solid var(--rule); border-radius: 14px; text-decoration: none; color: var(--ink); box-shadow: var(--shadow); transition: transform .15s ease, border-color .15s ease; }
.card:hover { transform: translateY(-2px); border-color: var(--teal); color: var(--ink); }
.card__media { display: block; margin: -20px -20px 6px; aspect-ratio: 16 / 10; background: var(--surface); border-bottom: 1px solid var(--rule); border-radius: 14px 14px 0 0; overflow: hidden; }
.card__media img { width: 100%; height: 100%; object-fit: contain; padding: 10px; background: #fff; }
.grid--devices { grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); }
.lead-media { margin: 0 0 1.6em; background: #fff; border: 1px solid var(--rule); border-radius: 14px; padding: 16px; text-align: center; }
.lead-media img { max-height: 420px; width: auto; border-radius: 6px; }
.card__title { font: 600 19px/1.3 var(--serif); }
.card__desc { color: var(--ink-3); font-size: 15px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.card__meta { margin-top: auto; font: 12px var(--mono); color: var(--ink-3); }
.chips { list-style: none; padding: 0; margin: 18px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chips a { display: inline-flex; gap: 8px; align-items: center; min-height: 40px; padding: 0 14px; border-radius: 999px; background: var(--surface); border: 1px solid var(--rule); color: var(--ink-2); text-decoration: none; font-size: 15px; }
.chips a:hover { border-color: var(--teal); color: var(--teal); }
.chips span { font: 12px var(--mono); color: var(--teal); }
.index { columns: 3 260px; gap: 32px; padding: 0; margin: 0; list-style: none; }
.index li { break-inside: avoid; padding: 9px 0; border-bottom: 1px dashed var(--rule); }
.index a { color: var(--ink); text-decoration: none; }
.index a:hover { color: var(--teal); }

/* page heads & documents */
.pagehead { padding: 44px 0 28px; border-bottom: 1px solid var(--rule); }
.doc__head { padding: 36px 0 8px; max-width: 900px; }
.crumbs { font-size: 14px; color: var(--ink-3); }
.crumbs a { color: var(--ink-3); }
.doc__meta { font: 13px var(--mono); color: var(--ink-3); }
.note { background: var(--teal-soft); border-left: 3px solid var(--teal); padding: 12px 16px; border-radius: 0 10px 10px 0; font-size: 15px; color: var(--ink-2); max-width: 75ch; }
.doc__grid { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 48px; padding: 16px 0 56px; }
.doc__grid--single, .doc__grid:not(:has(.toc)) { grid-template-columns: minmax(0, 1fr); }
.toc { position: sticky; top: 84px; align-self: start; font-size: 14px; max-height: calc(100vh - 110px); overflow: auto; }
.toc ol { padding-left: 26px; margin: 10px 0 0; }
.toc li { margin: 6px 0; color: var(--ink-3); }
.toc a { color: var(--ink-2); text-decoration: none; }
.toc a:hover { color: var(--teal); }

.prose { max-width: 74ch; overflow-wrap: anywhere; }
.prose h2 { font-size: 27px; margin: 1.8em 0 .5em; padding-top: .6em; border-top: 1px solid var(--rule); }
.prose h3 { font-size: 21px; margin: 1.5em 0 .4em; }
.prose h4, .prose h5 { font: 600 17px/1.4 var(--sans); margin: 1.3em 0 .3em; }
.prose p, .prose li { color: var(--ink-2); }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li { margin: .35em 0; }
.prose figure { margin: 1.6em 0; }
.prose figcaption { font-size: 14px; color: var(--ink-3); margin-top: 6px; }
.prose img { border-radius: 10px; }
.prose blockquote { margin: 1.5em 0; padding: 4px 0 4px 18px; border-left: 3px solid var(--teal); color: var(--ink-2); font-family: var(--serif); font-size: 19px; }
.prose table { display: block; max-width: 100%; overflow-x: auto; border-collapse: collapse; margin: 1.5em 0; font-size: 15px; }
.prose th, .prose td { border: 1px solid var(--rule); padding: 8px 10px; text-align: left; vertical-align: top; }
.prose th { background: var(--teal-soft); color: var(--ink); }
.prose pre { overflow-x: auto; background: var(--surface); padding: 14px; border-radius: 10px; border: 1px solid var(--rule); }

/* footer */
.colophon { border-top: 1px solid var(--rule); padding: 40px 0 48px; background: var(--surface); font-size: 15px; color: var(--ink-3); }
.colophon__grid { display: grid; grid-template-columns: 1.4fr 1fr 1.4fr; gap: 32px; }
.colophon__brand { font: 600 20px var(--serif); color: var(--navy); margin: 0 0 8px; }
.colophon nav { display: flex; flex-direction: column; gap: 6px; }
.colophon nav a { color: var(--ink-2); text-decoration: none; }
.colophon__legal { font-size: 13px; }

@media (max-width: 900px) {
  .hero__grid, .doc__grid, .colophon__grid { grid-template-columns: 1fr; }
  .toc { position: static; max-height: none; border: 1px solid var(--rule); border-radius: 12px; padding: 14px 16px; background: var(--surface); }
  .hero { padding-top: 32px; }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .nav { gap: 0 14px; }
  .nav a { font-size: 14px; }
  .band { padding: 36px 0; }
}
.doc__grid--single, .doc__grid:not(:has(.toc)) { max-width: 900px; }

/* ===== Blue background theme (04/10/2026, requested colour #0086F0) ===== */
:root { --brand-blue: #0086F0; --on-blue: #ffffff; --on-blue-2: #e6f3ff; --blue-deep: #0072d1; --blue-rule: rgba(255,255,255,.28); }
body { background: var(--brand-blue); }
.masthead { background: color-mix(in srgb, var(--brand-blue) 94%, transparent); border-bottom-color: var(--blue-rule); }
.brand, .brand b, .brand__mark { color: var(--on-blue); }
.nav a { color: var(--on-blue-2); }
.nav a:hover { color: var(--on-blue); text-decoration: underline; }
.hero, .pagehead, .band + .band { border-color: var(--blue-rule); }
.hero h1, .pagehead h1, .doc__head h1, .band__head h2, .band__head p, .lede, .doc__meta, .crumbs, .crumbs a { color: var(--on-blue); }
.lede, .band__head p { color: var(--on-blue-2); }
.hero .kicker, .pagehead .kicker { color: var(--on-blue-2); }
.btn { background: #ffffff; color: var(--blue-deep); }
.btn:hover { background: var(--on-blue-2); color: var(--blue-deep); }
.btn--ghost { background: transparent; color: var(--on-blue); box-shadow: inset 0 0 0 1.5px var(--on-blue); }
.btn--ghost:hover { background: rgba(255,255,255,.12); color: var(--on-blue); }
.band--tint { background: var(--blue-deep); }
.chips a { border-color: transparent; }
.prose { background: #ffffff; padding: 32px clamp(18px, 4vw, 40px); border-radius: 16px; box-shadow: var(--shadow); }
.toc { background: #ffffff; border-radius: 14px; padding: 16px 18px; }
.note { background: #ffffff; }
.pagehead--error a, .lede a { color: var(--on-blue); text-decoration: underline; }
.skip:focus { color: var(--ink); }
:focus-visible { outline-color: #ffffff; }
.colophon { border-top: 0; }
@media (prefers-color-scheme: dark) {
  :root { --brand-blue: #0b4f8f; --blue-deep: #083d70; }
  .prose, .toc, .note { background: var(--surface); }
}

/* Home hero photo (04/10/2026) */
.hero__media { margin: 0; background: #ffffff; border-radius: 18px; padding: 10px; box-shadow: 0 18px 40px -18px rgba(0, 40, 90, .55); }
.hero__media img { display: block; width: 100%; height: auto; border-radius: 12px; }