.site-header.light {
  position: fixed;
  top: 0;
  z-index: 40;
  background: rgba(243, 244, 247, 0.82);
  color: #12151b;
  border-bottom: 1px solid rgba(17, 19, 24, 0.08);
  backdrop-filter: blur(16px);
}

.dark {
  background:
    radial-gradient(circle at top, rgba(127, 143, 174, 0.12), transparent 24%),
    linear-gradient(180deg, #0b0e14, #06070b);
  color: white;
}

.light {
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.75), rgba(255, 255, 255, 0) 24%),
    linear-gradient(180deg, #f4f5f8, #ebedf2);
  color: #111318;
}

.nav-wrapper {
  min-height: 76px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
}

.logo {
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.34em;
}

.main-nav {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: 1.4rem;
}

.main-nav__link {
  position: relative;
  text-decoration: none;
  color: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.7rem 0.15rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0.8;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.main-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0.2rem;
  height: 2px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.2s ease;
}

.main-nav__link:hover,
.main-nav__link:focus-visible,
.main-nav__link.is-active {
  opacity: 1;
  transform: translateY(-1px);
}

.main-nav__link:hover::after,
.main-nav__link:focus-visible::after,
.main-nav__link.is-active::after {
  transform: scaleX(1);
}

.nav-icons {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.icon-button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.cart-link.is-active img {
  background: rgba(17, 19, 24, 0.1);
  border-color: rgba(17, 19, 24, 0.16);
}

.cart-count {
  position: absolute;
  top: -2px;
  right: -2px;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: #111318;
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  line-height: 1;
}

.nav-icons img {
  width: 44px;
  height: 44px;
  padding: 10px;
  border-radius: 999px;
  background: rgba(17, 19, 24, 0.04);
  border: 1px solid rgba(17, 19, 24, 0.08);
}

.collection-hero {
  position: relative;
  overflow: hidden;
}

.collection-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 24%, rgba(255, 255, 255, 0.09), transparent 28%);
  pointer-events: none;
}

.collection-hero .hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  align-items: center;
  gap: 2rem;
  padding: 6rem 0 5rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 1rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
}

.eyebrow::before {
  content: "";
  width: 42px;
  height: 1px;
  background: rgba(255, 255, 255, 0.24);
}

.collection-hero h1 {
  font-size: clamp(2.7rem, 6vw, 5rem);
  margin-bottom: 1rem;
}

.collection-hero p {
  max-width: 42ch;
  color: var(--color-text-secondary);
  font-size: 1.04rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.8rem;
}

.hero-panel {
  position: relative;
  padding: 2rem;
  border-radius: 30px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(180deg, rgba(20, 25, 36, 0.96), rgba(9, 11, 17, 0.98)),
    radial-gradient(circle at top, rgba(255, 255, 255, 0.05), transparent 34%);
  box-shadow: var(--shadow-card);
}

.hero-panel img {
  width: min(100%, 560px);
  margin-inline: auto;
  filter: drop-shadow(0 34px 46px rgba(0, 0, 0, 0.4));
}

.hero-note {
  display: grid;
  gap: 0.7rem;
  margin-top: 1.4rem;
}

.hero-note span {
  display: inline-flex;
  width: fit-content;
  padding: 0.52rem 0.85rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #f1f4fa;
  font-size: 0.82rem;
  font-weight: 600;
}

.collection-grid-section {
  padding: 5.5rem 0;
}

.section-heading {
  display: grid;
  gap: 0.7rem;
  margin-bottom: 2.2rem;
}

.section-heading h2 {
  font-size: clamp(2rem, 4vw, 3.25rem);
}

.section-heading p {
  max-width: 50ch;
  color: inherit;
  opacity: 0.78;
}

.collection-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.collection-card {
  overflow: hidden;
  border-radius: 28px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.18);
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.collection-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 28px 52px rgba(0, 0, 0, 0.22);
  border-color: rgba(255, 255, 255, 0.14);
}

.collection-card__media {
  padding: 1.5rem 1.5rem 0;
}

.collection-card__media img {
  width: 100%;
  height: 280px;
  object-fit: contain;
}

.collection-card__body {
  padding: 1.35rem 1.5rem 1.5rem;
}

.collection-card__eyebrow {
  display: inline-flex;
  margin-bottom: 0.75rem;
  padding: 0.42rem 0.72rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.collection-card h3 {
  font-size: 1.45rem;
  margin-bottom: 0.55rem;
}

.collection-card p {
  color: inherit;
  opacity: 0.76;
}

.collection-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 1rem 0 1.15rem;
}

.collection-meta span {
  display: inline-flex;
  padding: 0.45rem 0.72rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.07);
  font-size: 0.78rem;
  font-weight: 600;
}

.collection-price {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.collection-price strong {
  font-size: 1.5rem;
  letter-spacing: -0.04em;
}

.collection-highlight {
  padding: 5.5rem 0;
}

.highlight-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1.05fr);
  align-items: center;
  gap: 2rem;
  padding: 2rem;
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(17, 19, 24, 0.08);
  box-shadow: 0 20px 48px rgba(17, 19, 24, 0.1);
}

.highlight-panel img {
  width: 100%;
  max-width: 540px;
  margin-left: auto;
}

.highlight-copy h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  margin-bottom: 0.9rem;
}

.highlight-copy p {
  max-width: 40ch;
  color: #303543;
}

.highlight-list {
  display: grid;
  gap: 0.7rem;
  margin: 1.5rem 0 1.6rem;
}

.highlight-list li {
  position: relative;
  padding-left: 1.1rem;
  color: #1c212d;
}

.highlight-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.38rem;
  height: 0.38rem;
  border-radius: 50%;
  background: #111318;
}

.site-footer {
  padding: 3.4rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.footer-content {
  display: grid;
  gap: 1rem;
  justify-items: center;
  text-align: center;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.1rem;
}

.site-footer nav a {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.82);
}

.site-footer p {
  color: rgba(255, 255, 255, 0.58);
}

.cart-toast {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 9999;
  padding: 0.82rem 1rem;
  border-radius: 0.875rem;
  min-width: 14rem;
  max-width: calc(100% - 2rem);
  text-align: center;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(228, 232, 240, 0.96));
  color: #111318;
  border: 1px solid rgba(17, 19, 24, 0.14);
  box-shadow: var(--shadow-card);
  font-size: 0.95rem;
  font-weight: 650;
  letter-spacing: 0.01em;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.cart-toast.show {
  opacity: 1;
  transform: translateY(0);
}

.cart-toast.is-hiding {
  opacity: 0;
  transform: translateY(12px);
}

@media (max-width: 1100px) {
  .collection-grid,
  .highlight-panel,
  .collection-hero .hero-layout {
    grid-template-columns: 1fr;
  }

  .hero-panel,
  .highlight-panel img {
    max-width: 760px;
    margin-inline: auto;
  }
}

@media (max-width: 768px) {
  .nav-wrapper {
    grid-template-columns: 1fr;
    justify-items: center;
    padding-block: 0.8rem;
  }

  .main-nav {
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.8rem 1rem;
  }

  .nav-icons {
    justify-self: center;
  }

  .collection-hero .hero-layout,
  .collection-grid-section,
  .collection-highlight {
    padding-top: 4.5rem;
    padding-bottom: 4.5rem;
  }

  .collection-card__media img {
    height: 220px;
  }

  .collection-price {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .logo {
    font-size: 0.82rem;
    letter-spacing: 0.24em;
  }

  .main-nav__link {
    font-size: 0.88rem;
  }

  .hero-actions {
    flex-direction: column;
  }
}