:root {
  --ink: #172033;
  --muted: #536171;
  --line: #d9e1e8;
  --paper: #fbf8f0;
  --soft: #f3f7fb;
  --navy: #10294a;
  --blue: #2f5fd4;
  --blue-dark: #2448a2;
  --teal: #1e8e8a;
  --gold: #f4b33f;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 14px clamp(20px, 5vw, 72px);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 780;
  text-decoration: none;
}

.brand img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.site-header nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 18px;
  color: var(--muted);
  font-size: 0.96rem;
}

.site-header nav a {
  text-decoration: none;
}

.site-header nav a:hover {
  color: var(--blue);
}

.hero {
  min-height: min(600px, calc(100vh - 120px));
  display: grid;
  align-items: center;
  padding: clamp(42px, 6vw, 78px) clamp(20px, 6vw, 84px);
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(12, 32, 58, 0.92) 0%, rgba(12, 32, 58, 0.76) 48%, rgba(12, 32, 58, 0.22) 100%),
    url("/assets/hero-bg.png") center / cover no-repeat;
}

.product-hero {
  background:
    linear-gradient(90deg, rgba(12, 32, 58, 0.94) 0%, rgba(12, 32, 58, 0.78) 52%, rgba(12, 32, 58, 0.2) 100%),
    url("/assets/hero-bg.png") center / cover no-repeat;
}

.hero-inner {
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 780;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #a9f0e7;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 880px;
  margin: 0;
  font-size: clamp(2.35rem, 5vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: 0;
}

.home-hero h1 {
  max-width: 720px;
}

h2 {
  margin: 0 0 16px;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 10px;
  font-size: 1.2rem;
  line-height: 1.2;
}

.hero-copy {
  max-width: 680px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 20px;
  border-radius: 8px;
  font-weight: 760;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  color: var(--white);
  background: var(--blue);
}

.button.primary:hover {
  background: var(--blue-dark);
}

.button.secondary {
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.58);
  background: rgba(255, 255, 255, 0.08);
}

.product-strip,
.featured-product,
.catalog-section {
  display: grid;
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(42px, 7vw, 84px) clamp(20px, 5vw, 56px);
}

.featured-product {
  grid-template-columns: minmax(240px, 360px) minmax(0, 1fr);
}

.catalog-section {
  grid-template-columns: 1fr;
}

.product-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 18px;
}

.product-card {
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 16px;
  min-height: 100%;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 14px 36px rgba(16, 41, 74, 0.08);
}

.product-card img {
  width: 100%;
  aspect-ratio: 1086 / 1448;
  object-fit: cover;
  border: 1px solid var(--line);
}

.product-card h3 {
  margin-bottom: 8px;
}

.product-card p:not(.eyebrow) {
  margin: 0;
  color: var(--muted);
  font-size: 0.96rem;
}

.card-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 14px;
}

.mini-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 8px 12px;
  border-radius: 8px;
  color: var(--white);
  background: var(--blue);
  font-size: 0.9rem;
  font-weight: 760;
  text-decoration: none;
}

.mini-button:hover {
  background: var(--blue-dark);
}

.product-cover-wrap {
  display: flex;
  justify-content: center;
}

.product-cover {
  width: min(100%, 340px);
  aspect-ratio: 1086 / 1448;
  object-fit: cover;
  border: 1px solid var(--line);
  box-shadow: 0 24px 60px rgba(16, 41, 74, 0.18);
}

.summary-panel {
  max-width: 680px;
}

.check-list {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 22px 0 0;
  list-style: none;
  color: var(--muted);
  font-size: 1.08rem;
}

.check-list li {
  position: relative;
  padding-left: 30px;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: inset 0 0 0 3px var(--paper);
}

.content-band {
  background: var(--paper);
  border-block: 1px solid #ece3d0;
  padding: clamp(44px, 7vw, 86px) clamp(20px, 5vw, 56px);
}

.narrow {
  max-width: 840px;
  margin: 0 auto;
}

.narrow p,
.section-heading p,
.featured-product p,
.cta-band p,
.details-grid p,
.faq p,
.site-footer p {
  color: var(--muted);
}

.preview-section {
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(48px, 8vw, 96px) clamp(20px, 5vw, 56px);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.preview-frame {
  margin: 0;
}

.preview-frame img {
  width: 100%;
  aspect-ratio: 1600 / 1200;
  object-fit: cover;
  border: 1px solid var(--line);
  background: var(--soft);
  box-shadow: 0 20px 56px rgba(23, 32, 51, 0.12);
}

figcaption {
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.93rem;
}

.details-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 56px) clamp(58px, 8vw, 96px);
}

.details-grid article {
  min-height: 180px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  margin: 0 auto clamp(56px, 8vw, 100px);
  padding: clamp(32px, 5vw, 54px) clamp(20px, 5vw, 56px);
  background: var(--navy);
  color: var(--white);
}

.cta-band > div {
  max-width: 760px;
}

.cta-band p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.78);
}

.faq {
  max-width: 920px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 56px) clamp(66px, 9vw, 112px);
}

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

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

summary {
  cursor: pointer;
  font-weight: 760;
}

.text-link {
  display: inline-flex;
  margin-top: 12px;
  color: var(--blue);
  font-weight: 760;
  text-decoration: none;
}

.text-link:hover {
  text-decoration: underline;
}

.site-footer {
  padding: 28px clamp(20px, 5vw, 72px);
  border-top: 1px solid var(--line);
  background: var(--soft);
}

.site-footer p {
  max-width: 920px;
  margin: 0 0 8px;
}

.fine-print {
  font-size: 0.9rem;
}

@media (max-width: 820px) {
  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

  .site-header nav {
    justify-content: flex-start;
    gap: 12px;
  }

  .hero {
    min-height: auto;
    padding-top: 64px;
    padding-bottom: 78px;
    background-position: center right;
  }

  h1,
  .home-hero h1 {
    max-width: 13ch;
  }

  .product-strip,
  .featured-product,
  .product-card-grid,
  .details-grid {
    grid-template-columns: 1fr;
  }

  .cta-band {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .brand span {
    font-size: 0.98rem;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .details-grid article {
    min-height: auto;
  }
}