:root {
  --bg: #050505;
  --text: #f5f5f5;
  --muted: #b6b6b6;
  --card: #141414;
  --glow: #cfd3db;
  --line: #1f1f1f;
  --accent: #7fffd4;
}
*, *::before, *::after {
  box-sizing: border-box;
}
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
}
a {
  color: inherit;
  text-decoration: none;
}
img {
  max-width: 100%;
  display: block;
}
.container {
  width: min(1320px, 100%);
  margin: 0 auto;
  padding: 0 36px 60px;
}
.product-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px clamp(18px, 6vw, 48px);
  position: sticky;
  top: 0;
  background: rgba(5, 5, 5, 0.95);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  z-index: 10;
}
.back-link {
  font-size: .9rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}
.logo-lockup {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
}
.logo-lockup img {
  width: 36px;
  height: 36px;
}
.header-cta {
  font-weight: 600;
  letter-spacing: 0.08em;
}
.product-layout {
  display: grid;
  grid-template-columns: minmax(420px, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(40px, 5vw, 80px);
  padding-top: 60px;
}
.product-media {
  position: sticky;
  top: 120px;
  align-self: start;
  width: 100%;
  max-width: 760px;
  border-radius: 32px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--card);
}
.short-term-page .product-media {
  aspect-ratio: 4 / 3;
}
.product-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.2);
  transform-origin: center;
}
.media-zoom {
  position: absolute;
  bottom: 18px;
  right: 18px;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  background: rgba(5, 5, 5, 0.75);
  color: var(--text);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: .7rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  opacity: 0;
  transform: translateY(6px);
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease;
}
.product-media:hover .media-zoom,
.media-zoom:focus-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.media-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(5, 5, 5, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  z-index: 40;
}
.media-lightbox.is-visible {
  opacity: 1;
  pointer-events: auto;
}
.media-lightbox img {
  width: min(90vw, 1400px);
  max-height: 85vh;
  object-fit: cover;
  border-radius: 32px;
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.12);
}
.lightbox-close {
  position: absolute;
  top: 32px;
  right: 32px;
  border: none;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  font-size: 1.4rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background .2s ease;
}
.lightbox-close:hover,
.lightbox-close:focus-visible {
  background: rgba(0, 0, 0, 0.8);
}
.product-details {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.product-label {
  text-transform: uppercase;
  letter-spacing: 0.4em;
  font-size: .75rem;
  color: var(--muted);
}
.product-details h1 {
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  text-transform: uppercase;
}
.product-lead {
  color: rgba(245, 245, 245, 0.82);
  font-size: 1.05rem;
}
.detail-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: var(--card);
}
.meta-label {
  display: block;
  font-size: .75rem;
  letter-spacing: 0.24em;
  color: var(--muted);
  text-transform: uppercase;
}
.feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.feature-list li {
  padding-left: 20px;
  position: relative;
}
.feature-list li::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--glow);
  position: absolute;
  left: 0;
  top: 10px;
}
.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.35);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: transform .25s ease, border-color .25s ease;
}
.btn-primary {
  background: #f5f5f5;
  color: #050505;
  border-color: #f5f5f5;
}
.btn-outline {
  background: transparent;
  color: var(--text);
}
.btn:hover {
  transform: translateY(-2px);
  border-color: var(--glow);
}
.cta-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.more-products {
  padding: 60px 0 80px;
  background: #0b0b0b;
}
.more-products h2 {
  text-align: center;
  margin: 0 0 32px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}
.card-grid article {
  background: var(--card);
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.card-thumb {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 8px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}
.card-grid article h3 {
  margin: 0;
}
.footer-content {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: .9rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 24px 0;
}
footer a {
  color: var(--glow);
}
@media(max-width: 920px) {
  .product-layout {
    grid-template-columns: 1fr;
  }
  .product-media {
    position: static;
  }
}
@media(max-width: 640px) {
  .product-header {
    flex-direction: column;
    gap: 12px;
  }
  .cta-stack {
    flex-direction: column;
  }
}