:root {
  --navy: #09253a;
  --navy-2: #123c57;
  --ink: #183041;
  --muted: #627580;
  --paper: #f5f2eb;
  --white: #fff;
  --copper: #b67a49;
  --line: #d8ddd9;
  --sea: #dbe9ec;
  --shadow: 0 18px 52px rgba(9, 37, 58, .12);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font: 16px/1.58 Arial, Helvetica, sans-serif;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
.topbar {
  padding: .6rem clamp(1rem, 4vw, 4.5rem);
  color: #d8e3e8;
  background: var(--navy);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: .82rem;
}
.topbar a { text-decoration: none; }
header {
  min-height: 96px;
  padding: 1rem clamp(1rem, 4vw, 4.5rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  border-bottom: 1px solid rgba(9, 37, 58, .1);
}
.brand { display: inline-flex; align-items: center; color: var(--navy); text-decoration: none; }
.brand-logo { display: block; width: clamp(138px, 16vw, 192px); height: auto; }
.brand-main {
  display: block;
  font: 700 clamp(1.45rem, 3vw, 2rem)/1 Arial, Helvetica, sans-serif;
  letter-spacing: .12em;
}
.brand-sub {
  display: block;
  margin-top: .42rem;
  color: var(--copper);
  font-size: .7rem;
  letter-spacing: .22em;
  text-transform: uppercase;
}
.back {
  padding: .72rem 1rem;
  color: var(--navy);
  border: 1px solid var(--navy);
  border-radius: 999px;
  font-size: .9rem;
  font-weight: 800;
  text-decoration: none;
}
main { overflow: hidden; }
.breadcrumb {
  max-width: 1480px;
  margin: 0 auto;
  padding: 1rem clamp(1rem, 4vw, 4.5rem);
  color: var(--muted);
  font-size: .85rem;
}
.breadcrumb a { color: var(--navy); }
.hero {
  max-width: 1480px;
  margin: 0 auto;
  padding: .3rem clamp(1rem, 4vw, 4.5rem) 3.5rem;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: center;
}
.hero-image {
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--sea);
  border-radius: 24px;
  box-shadow: var(--shadow);
}
.hero-image img { width: 100%; height: 100%; object-fit: cover; }
.hero-image img.mirror-corrected { transform: scaleX(-1); }
.eyebrow {
  margin: 0 0 .55rem;
  color: var(--copper);
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: .18em;
  text-transform: uppercase;
}
h1, h2 {
  margin: 0;
  color: var(--navy);
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 500;
}
h1 { font-size: clamp(2.4rem, 5vw, 4.8rem); line-height: 1; letter-spacing: -.035em; }
h2 { font-size: clamp(1.75rem, 3vw, 2.7rem); line-height: 1.1; }
.lead { margin: 1.15rem 0; color: #526875; font-size: 1.08rem; }
.price { margin: 1.2rem 0; color: var(--navy); font-size: clamp(1.55rem, 3vw, 2.2rem); font-weight: 800; }
.quick-specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: .6rem;
  margin: 1.2rem 0;
}
.quick-specs div {
  padding: .85rem;
  background: white;
  border: 1px solid rgba(9,37,58,.08);
  border-radius: 12px;
}
.quick-specs span { display: block; color: var(--muted); font-size: .72rem; letter-spacing: .06em; text-transform: uppercase; }
.actions { display: flex; flex-wrap: wrap; gap: .7rem; margin-top: 1.3rem; }
.primary, .secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .85rem 1.1rem;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
}
.primary { color: white; background: var(--navy); }
.secondary { color: var(--navy); border: 1px solid var(--navy); }
.trust {
  padding: 1rem clamp(1rem, 4vw, 4.5rem);
  color: white;
  background: var(--navy);
  display: flex;
  justify-content: center;
  gap: 1rem 3rem;
  flex-wrap: wrap;
  font-size: .9rem;
  font-weight: 700;
}
.trust span::before { content: "—"; color: #e5aa74; margin-right: .5rem; }
.content {
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(3rem, 6vw, 5.5rem) clamp(1rem, 4vw, 4.5rem);
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr);
  gap: clamp(2rem, 6vw, 5rem);
}
.copy p { color: #526875; }
.copy h2:not(:first-child) { margin-top: 2.4rem; }
.test-report {
  margin-top: 2.4rem;
  padding: clamp(1.25rem, 3vw, 1.8rem);
  background: white;
  border: 1px solid rgba(9,37,58,.1);
  border-radius: 18px;
  box-shadow: 0 12px 36px rgba(9,37,58,.06);
}
.copy .test-report h2 { margin-top: .35rem; }
.test-report .primary { margin-top: .35rem; }
.feature-list { columns: 2; padding-left: 1.2rem; }
.feature-list li { margin: .55rem 1rem .55rem 0; break-inside: avoid; }
.fact-card {
  position: sticky;
  top: 1.5rem;
  padding: 1.5rem;
  background: white;
  border-radius: 18px;
  box-shadow: 0 12px 36px rgba(9,37,58,.08);
}
.facts { margin: 1rem 0 1.4rem; }
.facts div {
  padding: .7rem 0;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--line);
}
.facts dt { color: var(--muted); }
.facts dd { margin: 0; color: var(--navy); font-weight: 800; text-align: right; }
.expert {
  padding: clamp(3rem, 6vw, 5rem) clamp(1rem, 4vw, 4.5rem);
  color: white;
  background: linear-gradient(135deg, var(--navy), var(--navy-2));
  text-align: center;
}
.gallery-section {
  max-width: 1480px;
  margin: 0 auto;
  padding: 1rem clamp(1rem, 4vw, 4.5rem) clamp(3.5rem, 7vw, 6rem);
}
.gallery-head { max-width: 760px; margin-bottom: 1.5rem; }
.gallery-head p:last-child { color: #526875; }
.gallery-filters {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  margin-bottom: 1rem;
}
.gallery-filter {
  padding: .6rem .85rem;
  color: var(--navy);
  background: transparent;
  border: 1px solid rgba(9,37,58,.24);
  border-radius: 999px;
  font: 700 .88rem/1 Arial, Helvetica, sans-serif;
  cursor: pointer;
}
.gallery-filter:hover,
.gallery-filter:focus-visible,
.gallery-filter.is-active {
  color: white;
  background: var(--navy);
  border-color: var(--navy);
}
.gallery-viewer {
  width: min(100%, 1100px);
  margin-inline: auto;
  overflow: hidden;
  background: white;
  border: 1px solid rgba(9,37,58,.1);
  border-radius: 22px;
  box-shadow: var(--shadow);
}
.gallery-stage {
  position: relative;
  width: 100%;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: #edf1f2;
  border: 0;
  cursor: zoom-in;
}
.gallery-stage img {
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: opacity .18s ease;
}
.gallery-stage.is-changing img { opacity: .25; }
.gallery-zoom {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  padding: .55rem .75rem;
  color: white;
  background: rgba(6,28,44,.78);
  border: 1px solid rgba(255,255,255,.5);
  border-radius: 999px;
  font-size: .82rem;
  font-weight: 800;
}
.gallery-info {
  min-height: 78px;
  padding: 1rem 1.15rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.gallery-info p { margin: .2rem 0 0; color: #526875; }
.gallery-counter { color: var(--copper); font-size: .78rem; font-weight: 800; letter-spacing: .08em; }
.gallery-nav { display: flex; gap: .5rem; flex: 0 0 auto; }
.gallery-nav button,
.lightbox-arrow,
.lightbox-close {
  width: 44px;
  height: 44px;
  color: var(--navy);
  background: white;
  border: 1px solid rgba(9,37,58,.2);
  border-radius: 50%;
  font: 800 1.25rem/1 Arial, Helvetica, sans-serif;
  cursor: pointer;
}
.gallery-nav button:hover,
.gallery-nav button:focus-visible { color: white; background: var(--navy); }
.photo-gallery {
  width: min(100%, 1100px);
  margin-inline: auto;
  margin-top: .85rem;
  padding: .2rem .1rem .65rem;
  display: flex;
  align-items: flex-start;
  gap: .65rem;
  overflow-x: auto;
  overflow-y: hidden;
  overscroll-behavior-inline: contain;
  scroll-snap-type: inline mandatory;
  scrollbar-color: var(--copper) transparent;
}
.photo-gallery figure {
  flex: 0 0 clamp(112px, 13vw, 168px);
  aspect-ratio: 4 / 3;
  height: auto;
  min-height: 0;
  margin: 0;
  overflow: hidden;
  background: var(--sea);
  border: 3px solid transparent;
  border-radius: 12px;
  scroll-snap-align: start;
  cursor: pointer;
  opacity: .72;
  transition: opacity .18s ease, border-color .18s ease, transform .18s ease;
}
.photo-gallery figure:hover,
.photo-gallery figure:focus-visible,
.photo-gallery figure.is-active { opacity: 1; border-color: var(--copper); transform: translateY(-2px); outline: none; }
.photo-gallery figure[hidden] { display: none; }
.photo-gallery img {
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  object-fit: cover;
  background: #edf1f2;
}
.photo-gallery figcaption { display: none; }
.gallery-lightbox {
  width: 100vw;
  max-width: none;
  height: 100vh;
  max-height: none;
  margin: 0;
  padding: clamp(1rem, 4vw, 3rem);
  overflow: hidden;
  color: white;
  background: rgba(2,14,23,.97);
  border: 0;
}
.gallery-lightbox[open] {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(.5rem, 2vw, 1.5rem);
}
.gallery-lightbox::backdrop { background: rgba(2,14,23,.96); }
.gallery-lightbox figure { min-width: 0; margin: 0; text-align: center; }
.gallery-lightbox img { width: 100%; height: min(78vh, 900px); object-fit: contain; }
.gallery-lightbox figcaption { min-height: 2rem; margin-top: .65rem; color: #d7e2e8; }
.lightbox-close { position: fixed; z-index: 2; top: 1rem; right: 1rem; }
.lightbox-arrow { align-self: center; }
.expert h2 { color: white; }
.expert p { max-width: 760px; margin: 1rem auto 0; color: #cfdae0; }
.guide-links { display: flex; justify-content: center; flex-wrap: wrap; gap: .65rem; }
.guide-links a { padding: .62rem .82rem; color: white; border: 1px solid rgba(255,255,255,.55); border-radius: 999px; text-decoration: none; font-weight: 700; }
footer {
  padding: 2rem clamp(1rem, 4vw, 4.5rem);
  color: #aebfc8;
  background: #061c2c;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: .86rem;
}
footer a { color: white; }
@media (max-width: 850px) {
  .hero, .content { grid-template-columns: 1fr; }
  .fact-card { position: static; }
}
@media (max-width: 580px) {
  .topbar { display: none; }
  header { min-height: 86px; }
  .quick-specs { grid-template-columns: repeat(2, 1fr); }
  .feature-list { columns: 1; }
  .gallery-filters { flex-wrap: nowrap; overflow-x: auto; padding-bottom: .35rem; }
  .gallery-filter { flex: 0 0 auto; }
  .gallery-info { align-items: flex-start; }
  .gallery-info p { font-size: .9rem; }
  .gallery-nav button { width: 40px; height: 40px; }
  .gallery-lightbox { padding: 3.75rem .5rem 1rem; }
  .gallery-lightbox[open] { grid-template-columns: 1fr 1fr; grid-template-rows: minmax(0, 1fr) auto; }
  .gallery-lightbox figure { grid-column: 1 / -1; }
  .gallery-lightbox img { height: 70vh; }
  .lightbox-arrow { justify-self: center; }
}
@media (prefers-reduced-motion: reduce) {
  .gallery-stage img, .photo-gallery figure { transition: none; }
}