:root {
  color-scheme: dark;
  --bg: #11100e;
  --panel: #1d1a16;
  --panel-soft: #26221c;
  --text: #f7f1e5;
  --muted: #b6ad9c;
  --line: #40392e;
  --gold: #d9a441;
  --amber: #ffca63;
  --steel: #aeb8bd;
  --danger: #e56d58;
  --radius: 8px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(217, 164, 65, 0.18), transparent 34rem),
    linear-gradient(180deg, #15120e 0%, var(--bg) 45%, #0c0b0a 100%);
  color: var(--text);
}

body,
button,
input,
select {
  font: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
.button,
select,
input {
  border-radius: var(--radius);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem clamp(1rem, 4vw, 3.5rem);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(17, 16, 14, 0.86);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
}

.brand-mark {
  display: grid;
  width: 2.8rem;
  height: 2.8rem;
  place-items: center;
  border: 1px solid var(--gold);
  border-radius: 50%;
  color: var(--amber);
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand small,
.eyebrow,
.product-meta,
.search-box span {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--muted);
}

nav a:hover {
  color: var(--text);
}

main {
  width: min(1440px, 100%);
  margin: 0 auto;
}

.intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(20rem, 32rem);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
  min-height: 72vh;
  padding: clamp(2rem, 6vw, 5rem) clamp(1rem, 4vw, 3.5rem);
}

.intro h1 {
  max-width: 11ch;
  margin: 0;
  font-size: clamp(3rem, 8vw, 7.2rem);
  line-height: 0.9;
}

.intro p {
  max-width: 38rem;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.65;
}

.quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.button,
button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.8rem;
  border: 1px solid var(--line);
  padding: 0 1rem;
  cursor: pointer;
}

.primary {
  border-color: var(--gold);
  background: var(--gold);
  color: #16110a;
  font-weight: 750;
}

.ghost,
button {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.hero-product {
  position: relative;
  display: grid;
  min-height: 30rem;
  align-items: end;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(155deg, #312819, #161412 60%);
}

.cymbal-art {
  position: absolute;
  inset: 7% 8% auto;
  aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle, #443216 0 7%, transparent 8%),
    repeating-radial-gradient(circle, rgba(255, 229, 158, 0.2) 0 0.15rem, transparent 0.2rem 0.75rem),
    radial-gradient(circle at 38% 32%, #ffe08b, #bf7e24 48%, #5c3919 72%);
  box-shadow: 0 2rem 6rem rgba(0, 0, 0, 0.55);
}

.cymbal-art span {
  position: absolute;
  inset: 41%;
  border-radius: 50%;
  background: #21180d;
  border: 2px solid rgba(255, 235, 180, 0.5);
}

.hero-product-info {
  position: relative;
  padding: 1.5rem;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.72) 25%);
}

.hero-product-info small,
.hero-product-info p {
  color: var(--muted);
}

.hero-product-info strong {
  display: block;
  margin-top: 0.35rem;
  font-size: 1.6rem;
}

.toolbar,
.selector,
.series-band,
.compare {
  padding: 2.5rem clamp(1rem, 4vw, 3.5rem);
}

.toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--line);
}

h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.5rem);
}

.search-box {
  display: grid;
  gap: 0.45rem;
  width: min(100%, 27rem);
}

input,
select {
  min-height: 2.8rem;
  border: 1px solid var(--line);
  background: #0f0e0d;
  color: var(--text);
  padding: 0 0.85rem;
}

.catalog-layout {
  display: grid;
  grid-template-columns: 18rem minmax(0, 1fr);
  gap: 1.5rem;
  padding: 0 clamp(1rem, 4vw, 3.5rem) 3rem;
}

.filters {
  align-self: start;
  position: sticky;
  top: 5.8rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(29, 26, 22, 0.9);
}

.filter-header,
.filter-group summary,
.results-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.filter-header {
  padding: 1rem;
  border-bottom: 1px solid var(--line);
}

.filter-header button,
#resetFilters {
  min-height: 2.25rem;
  padding: 0 0.7rem;
  color: var(--muted);
}

.filter-group {
  border-bottom: 1px solid var(--line);
  padding: 0.2rem 1rem;
}

.filter-group:last-child {
  border-bottom: 0;
}

.filter-group summary {
  min-height: 3rem;
  cursor: pointer;
  font-weight: 700;
}

.filter-options {
  display: grid;
  gap: 0.55rem;
  padding: 0 0 1rem;
}

.filter-options label,
.compare-toggle {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--muted);
  font-size: 0.92rem;
}

input[type="checkbox"] {
  width: 1.05rem;
  min-height: 1.05rem;
  accent-color: var(--gold);
}

.results {
  min-width: 0;
}

.results-bar {
  margin-bottom: 1rem;
  color: var(--muted);
}

.results-bar label {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

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

.product-card {
  display: grid;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.product-image {
  display: grid;
  min-height: 14rem;
  place-items: center;
  background: radial-gradient(circle at 50% 35%, rgba(255, 207, 114, 0.28), transparent 42%), #14110d;
}

.product-image img {
  width: 78%;
  max-width: 16rem;
  aspect-ratio: 1;
  object-fit: contain;
}

.product-body {
  display: grid;
  gap: 0.8rem;
  padding: 1rem;
}

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

.badge {
  color: var(--amber);
}

.product-card h3 {
  margin: 0;
  font-size: 1.16rem;
}

.product-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

dl {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
  margin: 0;
}

dt {
  color: var(--muted);
  font-size: 0.75rem;
  text-transform: uppercase;
}

dd {
  margin: 0.1rem 0 0;
}

.selector,
.series-band,
.compare {
  border-top: 1px solid var(--line);
}

.section-heading {
  margin-bottom: 1.4rem;
}

.selector-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  align-items: end;
}

.selector-grid label {
  display: grid;
  gap: 0.45rem;
  color: var(--muted);
}

.recommendation {
  margin-top: 1rem;
}

.recommendation article,
.compare-item,
.series-grid article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-soft);
  padding: 1rem;
}

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

.series-grid span {
  color: var(--gold);
  font-weight: 800;
}

.series-grid h3 {
  margin: 0.75rem 0 0.4rem;
}

.series-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

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

.compare-list.empty {
  display: block;
  color: var(--muted);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  padding: 1.2rem;
}

.compare-item dl {
  margin-top: 0.8rem;
}

@media (max-width: 980px) {
  .intro,
  .catalog-layout,
  .selector-grid {
    grid-template-columns: 1fr;
  }

  .filters {
    position: static;
  }

  .product-grid,
  .series-grid,
  .compare-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .site-header,
  .toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 0.2rem;
  }

  .intro {
    min-height: auto;
  }

  .intro h1 {
    font-size: 3rem;
  }

  .hero-product {
    min-height: 23rem;
  }

  .product-grid,
  .series-grid,
  .compare-list {
    grid-template-columns: 1fr;
  }
}