:root {
  color-scheme: light;
  --ink: #071426;
  --muted: #5f6f83;
  --line: #dbe5f0;
  --blue: #1268f3;
  --blue-dark: #084cb8;
  --surface: #f4f8fc;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: Inter, Arial, sans-serif;
}

a { color: inherit; }

.product-site-header {
  background: #071426;
  border-bottom: 1px solid rgba(255,255,255,.12);
}

.product-site-header__inner,
.product-main,
.product-site-footer__inner {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}

.product-site-header__inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.product-brand img {
  display: block;
  width: 158px;
  height: auto;
}

.product-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}

.product-nav a {
  color: #dce8f7;
  text-decoration: none;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.product-nav a:hover,
.product-nav a:focus-visible { color: #66a5ff; }

.product-main { padding: 34px 0 80px; }

.product-breadcrumbs {
  margin-bottom: 30px;
  color: var(--muted);
  font-size: 13px;
}

.product-breadcrumbs a {
  color: var(--blue-dark);
  text-decoration: none;
  font-weight: 700;
}

.product-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 58px;
  align-items: center;
}

.product-visual {
  min-height: 480px;
  display: grid;
  place-items: center;
  padding: 38px;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 40%, #fff 0, #fff 26%, transparent 62%),
    linear-gradient(145deg, #f8fbff, #e9f1f9);
  border: 1px solid var(--line);
  border-radius: 28px;
}

.product-visual img {
  display: block;
  width: 100%;
  max-height: 430px;
  object-fit: contain;
}

.product-visual--placeholder {
  min-height: 480px;
  text-align: center;
}

.product-visual--placeholder svg {
  width: 150px;
  color: #9bb2cc;
}

.product-visual--placeholder p {
  color: var(--muted);
  font-weight: 700;
}

.product-eyebrow {
  margin: 0 0 13px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .24em;
  text-transform: uppercase;
}

.product-copy h1 {
  max-width: 780px;
  margin: 0;
  font-family: Outfit, Inter, sans-serif;
  font-size: clamp(42px, 5.5vw, 72px);
  line-height: .98;
  letter-spacing: -.045em;
}

.product-lead {
  max-width: 680px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.75;
}

.product-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 28px 0;
}

.product-fact {
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
}

.product-fact dt {
  margin-bottom: 5px;
  color: #7d8da0;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.product-fact dd {
  margin: 0;
  font-weight: 800;
  line-height: 1.4;
}

.product-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.product-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  color: #fff;
  background: var(--blue);
  border-radius: 12px;
  text-decoration: none;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.product-button:hover,
.product-button:focus-visible { background: var(--blue-dark); }

.product-button--secondary {
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
}

.product-button--secondary:hover,
.product-button--secondary:focus-visible { background: var(--surface); }

.product-info {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, .65fr);
  gap: 22px;
  margin-top: 66px;
}

.product-panel {
  padding: 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
}

.product-panel h2 {
  margin: 0 0 15px;
  font: 800 25px/1.15 Outfit, Inter, sans-serif;
}

.product-panel p,
.product-panel li {
  color: var(--muted);
  line-height: 1.7;
}

.product-panel ul {
  margin: 0;
  padding-left: 20px;
}

.product-content {
  margin-top: 24px;
  padding: clamp(28px, 4vw, 48px);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 24px;
}

.product-content > h2 {
  max-width: 820px;
  margin: 0;
  font: 800 clamp(28px, 4vw, 42px)/1.08 Outfit, Inter, sans-serif;
  letter-spacing: -.035em;
}

.product-content > p {
  max-width: 900px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

.product-content__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.product-content__grid article {
  padding: 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
}

.product-content__grid h3 {
  margin: 0 0 10px;
  font: 800 20px/1.2 Outfit, Inter, sans-serif;
}

.product-content__grid p,
.product-content__grid li {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.product-content__grid p { margin: 0; }
.product-content__grid ul { margin: 0; padding-left: 18px; }

.product-faq {
  margin-top: 46px;
}

.product-faq > h2 {
  margin: 0 0 18px;
  font: 800 28px/1.2 Outfit, Inter, sans-serif;
}

.product-faq details {
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.product-faq details:last-child { border-bottom: 1px solid var(--line); }

.product-faq summary {
  cursor: pointer;
  font-weight: 800;
  line-height: 1.45;
}

.product-faq details p {
  max-width: 900px;
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.75;
}

.product-panel-image {
  display: block;
  width: 100%;
  max-height: 310px;
  object-fit: contain;
  background: var(--surface);
  border-radius: 14px;
}

.product-related {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

.product-related h2 {
  margin: 0 0 18px;
  font: 800 25px/1.2 Outfit, Inter, sans-serif;
}

.product-related__links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
}

.product-related__links a {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
  padding: 10px 10px 13px;
  color: #17406f;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  text-decoration: none;
  font-size: 13px;
  font-weight: 800;
  transition: border-color .2s ease, box-shadow .2s ease, color .2s ease, transform .2s ease;
}

.product-related__image {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  aspect-ratio: 4 / 3;
  padding: 12px;
  overflow: hidden;
  background: var(--surface);
  border-radius: 11px;
}

.product-related__image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform .25s ease;
}

.product-related__links a:hover,
.product-related__links a:focus-visible {
  color: var(--blue-dark);
  border-color: #a7cdf7;
  box-shadow: 0 12px 30px rgba(23, 64, 111, .12);
  transform: translateY(-2px);
}

.product-related__links a:hover img,
.product-related__links a:focus-visible img {
  transform: scale(1.06);
}

.product-site-footer {
  padding: 32px 0;
  color: #aebfd3;
  background: #071426;
}

.product-site-footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  font-size: 13px;
}

.product-site-footer a {
  color: #fff;
  text-decoration: none;
  font-weight: 800;
}

@media (max-width: 820px) {
  .product-site-header__inner {
    padding: 16px 0;
    align-items: flex-start;
  }

  .product-brand img { width: 124px; }
  .product-nav { justify-content: flex-end; gap: 12px; }
  .product-nav a { font-size: 11px; }
  .product-hero, .product-info { grid-template-columns: 1fr; }
  .product-content__grid { grid-template-columns: 1fr; }
  .product-hero { gap: 32px; }
  .product-visual, .product-visual--placeholder { min-height: 340px; }
  .product-copy h1 { font-size: clamp(38px, 13vw, 58px); }
}

@media (max-width: 540px) {
  .product-site-header__inner,
  .product-main,
  .product-site-footer__inner { width: min(100% - 28px, 1180px); }
  .product-site-header__inner { display: block; }
  .product-nav { margin-top: 16px; justify-content: flex-start; }
  .product-main { padding-top: 24px; }
  .product-visual { min-height: 290px; padding: 24px; border-radius: 20px; }
  .product-facts { grid-template-columns: 1fr; }
  .product-site-footer__inner { display: block; }
  .product-site-footer__inner p { margin: 8px 0; }
}