:root {
  --primary: #171515;
  --accent: #bf9a74;
  --accent-dark: #8f6a45;
  --bg: #f8f7f4;
  --surface: #ffffff;
  --muted: #66625d;
  --radius: 16px;
  --shadow: 0 20px 48px rgba(15, 12, 9, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Sora", sans-serif;
  color: var(--primary);
  background: var(--bg);
}

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

.container {
  width: min(1180px, 92vw);
  margin: 0 auto;
}

.product-page {
  padding-bottom: 42px;
}

.page-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(248, 247, 244, 0.9);
  border-bottom: 1px solid rgba(23, 21, 21, 0.1);
  backdrop-filter: blur(10px);
}

.header-inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.logo img {
  width: 104px;
  height: auto;
  object-fit: contain;
}

.back-link {
  text-decoration: none;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.9rem;
}

.header-links {
  display: flex;
  align-items: center;
  gap: 14px;
}

.cart-shortcut {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.cart-badge {
  min-width: 18px;
  height: 18px;
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
  font-size: 0.66rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
}

.product-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 430px);
  gap: 22px;
  align-items: start;
  padding: 36px 0 22px;
}

.core-pro-product-page {
  width: min(1440px, 94vw);
}

.pro-product-top {
  grid-template-columns: minmax(0, 1.25fr) minmax(420px, 0.72fr);
  gap: 34px;
  padding: 44px clamp(18px, 3vw, 42px);
  margin-top: 26px;
  border-radius: 30px;
  background: #f0f1f0;
}

.product-media-column {
  display: grid;
  gap: 14px;
  align-self: start;
}

.product-summary-column {
  display: grid;
  gap: 18px;
  align-self: start;
  position: sticky;
  top: 96px;
}

.product-hero {
  padding: 26px;
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.94) 0%, rgba(247, 242, 235, 0.96) 100%);
  border: 1px solid rgba(23, 21, 21, 0.08);
  box-shadow: var(--shadow);
}

.pro-product-top .product-hero,
.pro-product-top .info-card {
  box-shadow: none;
  border-color: rgba(23, 21, 21, 0.06);
}

.pro-product-top .gallery-main {
  border-radius: 24px;
  box-shadow: none;
  background: #fff;
}

.pro-product-top .gallery-main img {
  height: 650px;
  padding: clamp(18px, 3vw, 42px);
  background: #edf0f0;
}

.pro-studio-reference {
  margin: 0;
  overflow: hidden;
  border-radius: 24px;
  background: #171514;
  border: 1px solid rgba(23, 21, 21, 0.08);
  box-shadow: 0 18px 46px rgba(23, 21, 21, 0.11);
}

.pro-studio-reference img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 8.8;
  object-fit: cover;
}

.pro-studio-reference figcaption {
  display: grid;
  gap: 5px;
  padding: 18px 20px 20px;
  color: #f8f4ec;
}

.pro-studio-reference strong {
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.pro-studio-reference span {
  max-width: 720px;
  color: rgba(248, 244, 236, 0.72);
  font-size: 0.92rem;
  line-height: 1.55;
}

.product-render-shell {
  min-height: 650px;
  background:
    radial-gradient(circle at 50% 78%, rgba(23, 21, 21, 0.18), transparent 28%),
    linear-gradient(180deg, #eef1f1 0%, #e6eaea 100%);
  display: grid;
  place-items: center;
  overflow: hidden;
}

.product-render-stage {
  --render-fabric: #3d403f;
  --render-fabric-light: #565a58;
  --render-fabric-dark: #222524;
  position: relative;
  width: min(520px, 78%);
  height: 560px;
  display: block;
  touch-action: none;
  cursor: grab;
  user-select: none;
}

.product-render-stage:active {
  cursor: grabbing;
}

.three-product-canvas {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 28px;
}

.viewer-loading {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 0.86rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  z-index: 1;
}

.viewer-reset {
  position: absolute;
  right: 18px;
  bottom: 18px;
  z-index: 2;
  border: 1px solid rgba(23, 21, 21, 0.13);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.74);
  backdrop-filter: blur(12px);
  color: rgba(23, 21, 21, 0.72);
  font: inherit;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 10px 14px;
  cursor: pointer;
  box-shadow: 0 14px 26px rgba(15, 12, 9, 0.08);
  transition: border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.viewer-reset:hover,
.viewer-reset:focus-visible {
  border-color: rgba(23, 21, 21, 0.28);
  color: var(--primary);
  transform: translateY(-1px);
}

.product-render-floor {
  position: absolute;
  width: 72%;
  height: 11%;
  left: 14%;
  bottom: 46px;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(0, 0, 0, 0.32) 0%, rgba(0, 0, 0, 0.12) 44%, transparent 76%);
  filter: blur(13px);
}

.product-render-panel {
  position: relative;
  --panel-width: 250px;
  --panel-height: 405px;
  --panel-depth: 54px;
  width: var(--panel-width);
  height: var(--panel-height);
  transform-style: preserve-3d;
  transform: rotateY(-24deg) rotateX(2deg) translateY(8px);
  transition: transform 0.45s ease;
  animation: renderFloat 6s ease-in-out infinite;
}

.product-render-stage:hover .product-render-panel,
.product-render-stage:focus-visible .product-render-panel {
  transform: rotateY(-32deg) rotateX(3deg) translateY(-3px);
}

.product-render-face,
.product-render-side,
.product-render-side-left,
.product-render-top,
.product-render-bottom,
.product-render-back {
  position: absolute;
  display: block;
  border-radius: 13px;
}

.product-render-face {
  inset: 0;
  border-radius: 15px;
  background:
    linear-gradient(116deg, rgba(255, 255, 255, 0.10), transparent 32%, rgba(0, 0, 0, 0.22) 100%),
    var(--render-fabric);
  background-blend-mode: screen, normal;
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.13),
    inset 0 0 0 7px rgba(255,255,255,0.025),
    inset -24px 0 34px rgba(0,0,0,0.22),
    inset 14px 0 22px rgba(255,255,255,0.05),
    0 40px 70px rgba(0,0,0,0.26);
  transform: translateZ(calc(var(--panel-depth) / 2));
  overflow: hidden;
}

.product-render-face::before {
  content: "";
  position: absolute;
  inset: 4px;
  z-index: 2;
  border-radius: 12px;
  pointer-events: none;
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.08),
    inset 0 10px 18px rgba(255,255,255,0.045),
    inset 0 -18px 24px rgba(0,0,0,0.14);
}

.product-render-face::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  border-radius: inherit;
  background:
    linear-gradient(90deg, rgba(255,255,255,0.10), transparent 8%, transparent 92%, rgba(0,0,0,0.16)),
    linear-gradient(180deg, rgba(255,255,255,0.08), transparent 9%, transparent 90%, rgba(0,0,0,0.16));
  mix-blend-mode: soft-light;
}

.fabric-shader-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 1;
  mix-blend-mode: normal;
}

.product-render-side {
  top: 0;
  right: calc(var(--panel-depth) * -1);
  width: var(--panel-depth);
  height: var(--panel-height);
  background:
    linear-gradient(90deg, var(--render-fabric), var(--render-fabric-dark) 58%, #0f0f0f 100%),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.075) 0 1px, transparent 1px 5px),
    repeating-linear-gradient(90deg, rgba(0,0,0,0.12) 0 1px, transparent 1px 4px),
    var(--render-fabric-dark);
  background-blend-mode: multiply, screen, multiply, normal;
  transform-origin: left center;
  transform: rotateY(90deg) translateZ(calc(var(--panel-depth) / 2));
  filter: brightness(0.86);
  border-radius: 0 13px 13px 0;
  box-shadow: inset -10px 0 18px rgba(0,0,0,0.32);
}

.product-render-side-left {
  top: 0;
  left: calc(var(--panel-depth) * -1);
  width: var(--panel-depth);
  height: var(--panel-height);
  background:
    linear-gradient(90deg, #0d0d0d, var(--render-fabric-dark)),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.052) 0 1px, transparent 1px 5px),
    var(--render-fabric-dark);
  background-blend-mode: multiply, screen, normal;
  transform-origin: right center;
  transform: rotateY(-90deg) translateZ(calc(var(--panel-depth) / 2));
  filter: brightness(0.72);
  border-radius: 13px 0 0 13px;
}

.product-render-top {
  top: calc(var(--panel-depth) * -1);
  left: 0;
  width: var(--panel-width);
  height: var(--panel-depth);
  background:
    linear-gradient(180deg, var(--render-fabric-light), var(--render-fabric), var(--render-fabric-dark)),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.08) 0 1px, transparent 1px 4px),
    repeating-linear-gradient(0deg, rgba(0,0,0,0.12) 0 1px, transparent 1px 5px),
    var(--render-fabric);
  background-blend-mode: screen, screen, multiply, normal;
  transform-origin: bottom center;
  transform: rotateX(90deg) translateZ(calc(var(--panel-depth) / 2));
  filter: brightness(1.02);
  border-radius: 13px 13px 0 0;
}

.product-render-bottom {
  bottom: calc(var(--panel-depth) * -1);
  left: 0;
  width: var(--panel-width);
  height: var(--panel-depth);
  background:
    linear-gradient(180deg, var(--render-fabric-dark), #0d0d0d),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.045) 0 1px, transparent 1px 5px),
    var(--render-fabric-dark);
  background-blend-mode: multiply, screen, normal;
  transform-origin: top center;
  transform: rotateX(-90deg) translateZ(calc(var(--panel-depth) / 2));
  filter: brightness(0.72);
  border-radius: 0 0 13px 13px;
}

.product-render-back {
  inset: 0;
  background: linear-gradient(135deg, #171515, #262423);
  transform: translateZ(calc(var(--panel-depth) / -2));
  border-radius: 15px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.06);
}

.product-render-badge {
  position: absolute;
  right: 16px;
  top: 16px;
  z-index: 3;
  transform: translateZ(34px);
  color: rgba(255,255,255,0.76);
  font-weight: 800;
  letter-spacing: 0.08em;
  font-size: 0.82rem;
  text-shadow: 0 1px 3px rgba(0,0,0,0.42);
}

@keyframes renderFloat {
  0%, 100% {
    translate: 0 0;
  }
  50% {
    translate: 0 -8px;
  }
}

.product-kicker {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--muted);
  font-size: 0.72rem;
}

.product-title {
  margin: 10px 0 8px;
  font-size: clamp(2rem, 4.5vw, 3.3rem);
  line-height: 1.04;
}

.product-subtitle {
  margin: 0;
  color: var(--muted);
  max-width: 62ch;
}

.variant-picker {
  margin-top: 22px;
}

.color-picker {
  margin-top: 22px;
}

.variant-label {
  margin: 0 0 10px;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.panel-type-options {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.panel-type-btn {
  border: 1px solid rgba(23, 21, 21, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--primary);
  min-height: 48px;
  padding: 0 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  box-shadow: 0 10px 24px rgba(15, 12, 9, 0.05);
  transition: border-color 0.24s ease, box-shadow 0.24s ease, transform 0.24s ease, background 0.24s ease;
}

.panel-type-btn:hover,
.panel-type-btn:focus-visible {
  border-color: rgba(23, 21, 21, 0.28);
  box-shadow: 0 14px 28px rgba(15, 12, 9, 0.08);
  transform: translateY(-1px);
}

.panel-type-btn.active {
  border-color: var(--accent);
  background: linear-gradient(180deg, rgba(191, 154, 116, 0.16) 0%, rgba(255, 255, 255, 0.98) 100%);
  color: var(--accent-dark);
  box-shadow: 0 16px 32px rgba(191, 154, 116, 0.16);
}

.variant-options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.variant-btn {
  appearance: none;
  border: 1px solid rgba(23, 21, 21, 0.16);
  border-radius: 999px;
  background: #fff;
  color: var(--primary);
  padding: 9px 16px;
  min-height: 38px;
  font-size: 0.86rem;
  font: inherit;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.variant-btn:hover,
.variant-btn:focus-visible {
  border-color: rgba(23, 21, 21, 0.4);
}

.variant-btn.active {
  border-color: var(--accent);
  color: var(--accent-dark);
  background: rgba(191, 154, 116, 0.1);
}

.color-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.color-chip {
  appearance: none;
  border: 1px solid rgba(23, 21, 21, 0.16);
  border-radius: 18px;
  background: linear-gradient(180deg, #ffffff 0%, #faf7f2 100%);
  color: var(--primary);
  padding: 12px;
  min-height: 108px;
  font-size: 0.84rem;
  font: inherit;
  cursor: pointer;
  display: grid;
  grid-template-columns: 72px 1fr;
  align-items: center;
  gap: 12px;
  text-align: left;
  width: 100%;
  box-shadow: 0 10px 24px rgba(15, 12, 9, 0.06);
  transition: border-color 0.24s ease, box-shadow 0.24s ease, transform 0.24s ease;
  text-decoration: none;
}

.color-chip:hover,
.color-chip:focus-visible {
  border-color: rgba(23, 21, 21, 0.32);
  box-shadow: 0 16px 30px rgba(15, 12, 9, 0.1);
  transform: translateY(-1px);
}

.color-chip.active {
  border-color: var(--accent);
  color: var(--accent-dark);
  background: linear-gradient(180deg, rgba(191, 154, 116, 0.14) 0%, rgba(255, 255, 255, 0.95) 100%);
  box-shadow: 0 18px 34px rgba(191, 154, 116, 0.18);
}

.color-chip-fabric {
  min-height: 96px;
}

.color-swatch {
  width: 72px;
  height: 72px;
  border-radius: 16px;
  border: 1px solid rgba(23, 21, 21, 0.14);
  flex: 0 0 auto;
  overflow: hidden;
  background: #fff;
}

.color-swatch img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.color-chip-fabric .color-swatch img {
  filter: saturate(0.94) contrast(1.04);
}

.color-picker-pro .color-options {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.color-picker-pro .color-chip {
  min-height: 0;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 8px;
  border-radius: 16px;
  text-align: center;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: none;
}

.color-picker-pro .color-chip.active {
  border-color: var(--primary);
  color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 2px rgba(23, 21, 21, 0.12), 0 14px 28px rgba(15, 12, 9, 0.1);
}

.color-picker-pro .color-swatch {
  width: 100%;
  aspect-ratio: 1 / 1;
  height: auto;
  border-radius: 12px;
}

.color-picker-pro .color-copy {
  min-width: 0;
}

.color-picker-pro .color-name {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.72rem;
  font-weight: 700;
}

.color-picker-pro .color-line {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.color-swatch-tone {
  width: 72px;
  height: 72px;
  border-radius: 16px;
  border: 1px solid rgba(23, 21, 21, 0.14);
  display: block;
  background: #fff;
}

.tone-anthracite {
  background: linear-gradient(135deg, #43464a 0%, #1f2327 100%);
}

.tone-black {
  background: linear-gradient(135deg, #1a1a1a 0%, #050505 100%);
}

.tone-gray {
  background: linear-gradient(135deg, #a0a4a8 0%, #6c7278 100%);
}

.tone-beige {
  background: linear-gradient(135deg, #d7ccb8 0%, #b8ab95 100%);
}

.color-copy {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.color-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--primary);
  line-height: 1.2;
}

.color-line {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.selected-option {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.selected-option strong {
  color: var(--primary);
}

.color-note {
  max-width: 46ch;
  margin: 6px 0 0;
  color: rgba(29, 27, 24, 0.55);
  font-size: 0.76rem;
  line-height: 1.45;
}

.impact-box {
  margin-top: 18px;
  border-left: 4px solid var(--accent);
  background: rgba(255, 255, 255, 0.68);
  border-radius: 0 12px 12px 0;
  padding: 14px 16px;
  max-width: 76ch;
}

.impact-box h2 {
  margin: 0 0 8px;
  font-size: 1.08rem;
}

.impact-box p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.price-row {
  margin-top: 18px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.purchase-proof {
  margin-top: 18px;
  display: grid;
  gap: 10px;
}

.purchase-proof-card {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(23, 21, 21, 0.08);
}

.purchase-proof-card strong {
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--primary);
}

.purchase-proof-card span {
  color: var(--muted);
  line-height: 1.6;
}

.mobile-decision-box {
  margin-top: 14px;
  display: grid;
  gap: 10px;
}

.mobile-decision-card {
  display: grid;
  gap: 7px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(23, 21, 21, 0.08);
}

.mobile-decision-kicker {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.mobile-decision-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.62;
}

.mobile-decision-card-cta .product-insight-link {
  margin-top: 2px;
}

.price-wrap {
  display: grid;
  gap: 8px;
}

.price-note {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.7rem;
  color: var(--accent);
  font-weight: 600;
}

.price-line {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.price-old {
  color: #8a8580;
  text-decoration: line-through;
  font-weight: 500;
}

.price {
  font-size: 1.7rem;
  font-weight: 700;
}

.availability-badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(23, 21, 21, 0.12);
  background: rgba(255, 255, 255, 0.88);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.cta {
  border: none;
  border-radius: 999px;
  background: linear-gradient(135deg, #3e7f8a 0%, #2d6974 100%);
  color: #fff;
  padding: 12px 24px;
  cursor: pointer;
  font-weight: 600;
}

.pro-consult-note {
  margin-top: 18px;
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 4px 14px;
  align-items: center;
  padding: 16px 18px;
  border-radius: 18px;
  background: #dce9eb;
  color: #2e6f78;
  text-decoration: none;
}

.pro-consult-note span {
  grid-row: span 2;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid currentColor;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
}

.pro-consult-note strong {
  color: #225962;
}

.pro-consult-note small {
  color: #3b7982;
  line-height: 1.45;
}

.pro-highlights {
  margin-top: 18px;
  padding: 24px;
  border-radius: 24px;
  border: 1px solid rgba(23, 21, 21, 0.1);
  background: rgba(255, 255, 255, 0.72);
}

.pro-highlights h2 {
  margin: -6px 0 18px;
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.pro-highlights-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.pro-highlights article {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 3px 12px;
  align-items: center;
  padding: 16px;
  border-radius: 18px;
  background: #fff;
}

.pro-highlights article span {
  grid-row: span 2;
  color: #3e7f8a;
  font-size: 1.4rem;
}

.pro-highlights article strong {
  font-size: 0.94rem;
}

.pro-highlights article p {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.45;
}

.pro-performance-card {
  margin: 28px 0;
  padding: clamp(24px, 4vw, 42px);
  border-radius: 30px;
  background: #fff;
  border: 1px solid rgba(23, 21, 21, 0.08);
  box-shadow: var(--shadow);
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(360px, 1fr);
  gap: 32px;
  align-items: center;
}

.pro-performance-card h2 {
  margin: 10px 0 12px;
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.05;
}

.pro-performance-card p:not(.product-kicker) {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.pro-performance-disclaimer {
  margin-top: 12px !important;
  padding-left: 14px;
  border-left: 3px solid rgba(191, 154, 116, 0.7);
  font-size: 0.9rem;
}

.absorption-chart {
  padding: 18px;
  border-radius: 24px;
  background: #f6f7f6;
  border: 1px solid rgba(23, 21, 21, 0.08);
}

.absorption-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.absorption-legend span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 10px;
  border-radius: 999px;
  background: #fff;
  color: var(--primary);
  font-size: 0.72rem;
  font-weight: 700;
}

.absorption-legend i {
  width: 18px;
  height: 3px;
  border-radius: 999px;
  display: inline-block;
}

.absorption-chart svg {
  width: 100%;
  height: auto;
  display: block;
  overflow: visible;
}

.chart-grid line {
  stroke: rgba(23, 21, 21, 0.08);
  stroke-width: 1;
}

.chart-axis line {
  stroke: rgba(23, 21, 21, 0.35);
  stroke-width: 1.5;
}

.chart-labels text {
  fill: #4c4945;
  font-size: 13px;
  font-weight: 600;
  text-anchor: middle;
}

.chart-labels text:nth-child(n+7) {
  text-anchor: start;
}

.chart-line {
  fill: none;
  stroke-width: 5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.line-core6 {
  stroke: #9aa1a5;
  background: #9aa1a5;
}

.line-core11 {
  stroke: #2f7a86;
  background: #2f7a86;
}

.line-pro11 {
  stroke: #c85c1d;
  background: #c85c1d;
}

.line-bass16 {
  stroke: #171515;
  background: #171515;
}

.line-bass-gap {
  stroke: #6f5436;
  background: #6f5436;
}

.line-mobile-near {
  stroke: #3e7f8a;
  background: #3e7f8a;
}

.line-mobile-room {
  stroke: #9aa1a5;
  background: #9aa1a5;
}

.chart-points circle {
  fill: currentColor;
  stroke: #fff;
  stroke-width: 2;
}

.panel-anatomy {
  margin: 28px 0;
  padding: clamp(24px, 4vw, 42px);
  border-radius: 30px;
  background:
    radial-gradient(circle at 80% 14%, rgba(62, 127, 138, 0.13), transparent 32%),
    linear-gradient(135deg, #171515 0%, #27231f 100%);
  color: #f8f7f4;
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(360px, 1fr);
  gap: clamp(26px, 5vw, 64px);
  align-items: center;
  overflow: hidden;
}

.panel-anatomy-copy h2 {
  margin: 10px 0 14px;
  font-size: clamp(1.9rem, 4vw, 3.4rem);
  line-height: 1.04;
}

.panel-anatomy-copy p:not(.product-kicker) {
  margin: 0;
  color: rgba(248, 247, 244, 0.72);
  line-height: 1.75;
}

.panel-anatomy .product-kicker {
  color: rgba(248, 247, 244, 0.55);
}

.panel-exploded {
  position: relative;
  min-height: 430px;
  display: grid;
  grid-template-columns: minmax(340px, 1fr) minmax(220px, 0.58fr);
  gap: clamp(20px, 4vw, 42px);
  align-items: center;
  outline: none;
}

.exploded-3d-viewer {
  position: relative;
  min-height: 420px;
  border-radius: 28px;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 82%, rgba(0, 0, 0, 0.28), transparent 34%),
    radial-gradient(circle at 25% 18%, rgba(255, 255, 255, 0.08), transparent 30%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.04), rgba(0, 0, 0, 0.12));
  border: 1px solid rgba(255,255,255,0.08);
  touch-action: none;
  cursor: grab;
}

.exploded-3d-viewer:active {
  cursor: grabbing;
}

.exploded-3d-viewer span {
  position: absolute;
  left: 18px;
  bottom: 16px;
  z-index: 2;
  padding: 9px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  color: rgba(248, 247, 244, 0.72);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
}

.exploded-3d-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.panel-cross-section {
  position: relative;
  display: block;
  min-height: 330px;
  border-radius: 26px;
  background:
    radial-gradient(circle at 54% 86%, rgba(0, 0, 0, 0.34), transparent 34%),
    linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0));
  overflow: visible;
}

.cross-layer {
  position: absolute;
  left: 50%;
  top: 50%;
  display: block;
  width: min(390px, 78vw);
  height: 88px;
  border-radius: 10px;
  transform: translate(-50%, -50%) skewX(-22deg) translateY(var(--y));
  box-shadow: 0 22px 44px rgba(0, 0, 0, 0.26);
}

.cross-fabric {
  --y: -96px;
  height: 42px;
  z-index: 4;
  background:
    linear-gradient(90deg, rgba(255,255,255,0.10), transparent 32%, rgba(0,0,0,0.12)),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.07) 0 1px, transparent 1px 4px),
    repeating-linear-gradient(90deg, rgba(0,0,0,0.10) 0 1px, transparent 1px 5px),
    #3f4644;
}

.cross-core {
  --y: -34px;
  height: 116px;
  z-index: 3;
  background:
    linear-gradient(90deg, rgba(255,255,255,0.18), transparent 40%, rgba(0,0,0,0.12)),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.18) 0 2px, transparent 2px 9px),
    #aeb7b2;
}

.cross-frame {
  --y: 58px;
  height: 54px;
  z-index: 2;
  background:
    linear-gradient(90deg, #9c7142, #d4aa70 42%, #7a5530);
}

.cross-frame::before,
.cross-frame::after {
  content: "";
  position: absolute;
  top: -76px;
  bottom: -14px;
  width: 24px;
  border-radius: 6px;
  background: linear-gradient(180deg, #d9b47b, #7d5933);
  box-shadow: inset -3px 0 0 rgba(0,0,0,0.18);
}

.cross-frame::before {
  left: 32px;
}

.cross-frame::after {
  right: 32px;
}

.cross-back {
  --y: 112px;
  height: 34px;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(255,255,255,0.08), transparent 34%, rgba(0,0,0,0.24)),
    #121212;
}

.cross-legend {
  display: grid;
  gap: 12px;
}

.cross-legend span {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(248, 247, 244, 0.82);
  font-size: 0.9rem;
  line-height: 1.45;
}

.legend-dot {
  width: 11px;
  height: 11px;
  border-radius: 999px;
  flex: 0 0 auto;
  box-shadow: 0 0 0 4px rgba(255,255,255,0.08);
}

.legend-fabric { background: #59615e; }
.legend-dust { background: #f3efe2; border: 1px solid rgba(20, 20, 20, 0.16); }
.legend-core { background: #b5beb9; }
.legend-frame { background: #bf8b52; }
.legend-back { background: #101010; }

.panel-layer {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(340px, 58vw);
  height: 230px;
  border-radius: 22px;
  transform: translate(-50%, -50%) rotateX(58deg) rotateZ(-38deg) translate3d(var(--shift, 0), 0, 0);
  transform-style: preserve-3d;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.42);
  transition: transform 0.65s cubic-bezier(.2,.8,.2,1), box-shadow 0.65s ease;
}

.panel-layer strong {
  display: inline-flex;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.42);
  color: #fff;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
}

.layer-fabric {
  --shift: -18px;
  z-index: 4;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.05), rgba(255,255,255,0)),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.09) 0 1px, transparent 1px 5px),
    #151312;
}

.layer-core {
  --shift: 10px;
  z-index: 3;
  background:
    radial-gradient(circle at 30% 28%, rgba(191, 154, 116, 0.28), transparent 25%),
    repeating-linear-gradient(45deg, rgba(255,255,255,0.11) 0 2px, transparent 2px 7px),
    #8c8378;
}

.layer-frame {
  --shift: 38px;
  z-index: 2;
  background:
    linear-gradient(90deg, rgba(72, 48, 28, 0.62), rgba(126, 91, 54, 0.76)),
    #6f5436;
}

.layer-mount {
  --shift: 66px;
  z-index: 1;
  width: min(285px, 50vw);
  height: 188px;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.13), transparent),
    #2a2b2b;
}

.panel-exploded:hover .layer-fabric,
.panel-exploded:focus-visible .layer-fabric {
  --shift: -88px;
}

.panel-exploded:hover .layer-core,
.panel-exploded:focus-visible .layer-core {
  --shift: -20px;
}

.panel-exploded:hover .layer-frame,
.panel-exploded:focus-visible .layer-frame {
  --shift: 48px;
}

.panel-exploded:hover .layer-mount,
.panel-exploded:focus-visible .layer-mount {
  --shift: 116px;
}

.panel-exploded:hover .panel-layer,
.panel-exploded:focus-visible .panel-layer {
  box-shadow: 0 34px 84px rgba(0, 0, 0, 0.5);
}

.panel-exploded-pro .layer-fabric {
  background:
    linear-gradient(135deg, rgba(255,255,255,0.08), rgba(255,255,255,0)),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.08) 0 1px, transparent 1px 4px),
    #2f3332;
}

.panel-exploded-pro .layer-core {
  background:
    radial-gradient(circle at 34% 24%, rgba(62, 127, 138, 0.24), transparent 28%),
    repeating-linear-gradient(45deg, rgba(255,255,255,0.13) 0 2px, transparent 2px 6px),
    #777d79;
}

.cta:disabled {
  opacity: 0.82;
  cursor: wait;
}

.gallery-main,
.info-card {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.gallery-main img {
  width: 100%;
  height: 520px;
  object-fit: contain;
  background: #f4f1ec;
}

.bass-visual {
  min-height: 460px;
  display: grid;
  grid-template-columns: minmax(220px, 0.9fr) 1fr;
  align-items: center;
  gap: 28px;
  padding: 34px;
  background:
    radial-gradient(circle at 24% 22%, rgba(191, 154, 116, 0.18), transparent 34%),
    linear-gradient(135deg, #f7f3ed 0%, #ede7de 100%);
}

.bass-visual-copy-panel {
  min-height: auto;
  grid-template-columns: 1fr;
  margin-top: 18px;
  padding: 24px 28px;
}

.bass-visual-stage {
  position: relative;
  min-height: 310px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.bass-panel {
  display: block;
  border-radius: 18px;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.08), transparent 28%),
    linear-gradient(145deg, #151414 0%, #262321 100%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 28px 34px 60px rgba(22, 18, 15, 0.26);
}

.bass-panel-large {
  width: 176px;
  height: 292px;
}

.bass-leg {
  position: absolute;
  bottom: 0;
  width: 10px;
  height: 58px;
  border-radius: 999px;
  background: #1b1917;
  box-shadow: 0 12px 18px rgba(22, 18, 15, 0.2);
}

.bass-leg-left {
  left: calc(50% - 62px);
}

.bass-leg-right {
  right: calc(50% - 62px);
}

.bass-visual-copy {
  max-width: 40ch;
}

.bass-visual-copy h2 {
  margin: 0 0 12px;
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  letter-spacing: -0.05em;
}

.bass-visual-copy p:last-child {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.bass-visual[data-variant="cube"] .bass-panel-large {
  position: relative;
  width: 128px;
  height: 128px;
  transform: translateY(-70px);
}

.bass-visual[data-variant="cube"] .bass-panel-large::before,
.bass-visual[data-variant="cube"] .bass-panel-large::after {
  content: "";
  position: absolute;
  top: 72px;
  width: 128px;
  height: 128px;
  border-radius: 18px;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.08), transparent 28%),
    linear-gradient(145deg, #171615 0%, #2b2724 100%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 20px 24px 42px rgba(22, 18, 15, 0.18);
}

.bass-visual[data-variant="cube"] .bass-panel-large::before {
  left: -76px;
}

.bass-visual[data-variant="cube"] .bass-panel-large::after {
  right: -76px;
}

.bass-visual[data-variant="cube"] .bass-leg-left {
  left: calc(50% - 94px);
}

.bass-visual[data-variant="cube"] .bass-leg-right {
  right: calc(50% - 94px);
}

.bass-module-grid {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.bass-module-card {
  padding: 22px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(23, 21, 21, 0.1);
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: border-color 0.24s ease, box-shadow 0.24s ease, transform 0.24s ease, background 0.24s ease;
}

.bass-module-card:hover,
.bass-module-card:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(191, 154, 116, 0.42);
  box-shadow: 0 18px 42px rgba(15, 12, 9, 0.1);
}

.bass-module-card.active {
  border-color: var(--accent);
  background: linear-gradient(180deg, rgba(191, 154, 116, 0.13) 0%, rgba(255, 255, 255, 0.92) 100%);
}

.bass-module-card h2 {
  margin: 0 0 10px;
  font-size: 1.2rem;
}

.bass-module-card p {
  margin: 0 0 16px;
  color: var(--muted);
  line-height: 1.68;
}

.bass-module-card ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  display: grid;
  gap: 7px;
  line-height: 1.55;
}

.mobile-visual {
  min-height: 460px;
  position: relative;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 28% 22%, rgba(191, 154, 116, 0.18), transparent 30%),
    linear-gradient(135deg, #f7f3ed 0%, #ede7de 100%);
}

.mobile-visual-panel {
  width: 180px;
  height: 320px;
  border-radius: 20px;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.08), transparent 28%),
    linear-gradient(145deg, #151414 0%, #262321 100%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 28px 34px 60px rgba(22, 18, 15, 0.24);
  position: relative;
  z-index: 2;
}

.mobile-visual-stand {
  position: absolute;
  bottom: 82px;
  width: 14px;
  height: 150px;
  border-radius: 999px;
  background: #1b1917;
  z-index: 1;
}

.mobile-visual-stand::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -22px;
  transform: translateX(-50%);
  width: 120px;
  height: 10px;
  border-radius: 999px;
  background: rgba(27, 25, 23, 0.86);
}

.mobile-visual-shadow {
  position: absolute;
  bottom: 56px;
  width: 240px;
  height: 38px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(24, 20, 17, 0.18) 0%, rgba(24, 20, 17, 0) 72%);
}

.thumb-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.thumb-grid figure {
  margin: 0;
  cursor: pointer;
  outline: none;
}

.thumb-grid img {
  border-radius: 12px;
  height: 160px;
  width: 100%;
  object-fit: contain;
  object-position: center;
  background: #f4f1ec;
  box-shadow: 0 10px 22px rgba(15, 12, 9, 0.12);
  border: 1px solid rgba(26, 21, 17, 0.08);
  transition: border-color 0.24s ease, transform 0.24s ease, box-shadow 0.24s ease;
}

.thumb-grid figure:hover img,
.thumb-grid figure:focus img,
.thumb-grid figure.active img {
  border-color: rgba(197, 163, 134, 0.65);
  box-shadow: 0 14px 28px rgba(15, 12, 9, 0.16);
  transform: translateY(-2px);
}

.thumb-grid figcaption {
  margin-top: 7px;
  font-size: 0.78rem;
  color: var(--muted);
}

.info-card {
  padding: 20px;
}

.info-card h2 {
  margin: 0 0 14px;
  font-size: 1.25rem;
}

.spec-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.spec-list li {
  border-bottom: 1px solid rgba(23, 21, 21, 0.08);
  padding-bottom: 10px;
  color: var(--muted);
}

.spec-list strong {
  color: var(--primary);
}

.description-box,
.usage-box {
  margin-top: 18px;
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}

.description-box h2,
.usage-box h2 {
  margin: 0 0 12px;
  font-size: 1.22rem;
}

.description-box p {
  margin: 0 0 10px;
  color: var(--muted);
  line-height: 1.7;
}

.description-box p:last-child {
  margin-bottom: 0;
}

.description-box ul {
  margin: 0 0 10px;
  padding-left: 20px;
  color: var(--muted);
  display: grid;
  gap: 6px;
}

.product-insight-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.realization-showcase {
  margin-top: 18px;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 0;
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(23, 21, 21, 0.08);
  box-shadow: var(--shadow);
}

.realization-showcase-media {
  min-height: 340px;
  background: #e4dfd6;
}

.realization-showcase-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.realization-showcase-copy {
  padding: clamp(22px, 4vw, 34px);
  display: grid;
  align-content: center;
}

.realization-showcase-copy h2 {
  margin: 0 0 12px;
  font-size: clamp(1.35rem, 2.6vw, 1.9rem);
  letter-spacing: -0.04em;
}

.realization-showcase-copy p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.realization-mini-case {
  margin-top: 18px;
  display: grid;
  gap: 12px;
}

.realization-mini-case div {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(23, 21, 21, 0.08);
}

.realization-mini-case strong {
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--primary);
}

.realization-mini-case span {
  color: var(--muted);
  line-height: 1.65;
}

.realization-showcase-copy ul {
  margin: 18px 0 0;
  padding-left: 18px;
  color: var(--muted);
  display: grid;
  gap: 8px;
  line-height: 1.6;
}

.product-insight-card {
  padding: 22px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(23, 21, 21, 0.08);
  box-shadow: var(--shadow);
}

.product-insight-card-wide {
  grid-column: 1 / -1;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.9) 0%, rgba(246, 241, 234, 0.96) 100%);
}

.product-insight-kicker {
  margin: 0 0 10px;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.product-insight-card h2 {
  margin: 0 0 12px;
  font-size: 1.18rem;
}

.product-insight-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.product-insight-card ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  display: grid;
  gap: 8px;
  line-height: 1.65;
}

.product-insight-link {
  display: inline-flex;
  margin-top: 16px;
  color: var(--accent-dark);
  text-decoration: none;
  font-weight: 700;
}

.product-insight-link:hover,
.product-insight-link:focus-visible {
  color: var(--primary);
}

.placement-section {
  margin-top: 18px;
  display: grid;
  gap: 18px;
}

.placement-section-head {
  padding: 24px;
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.9) 0%, rgba(246, 241, 234, 0.96) 100%);
  border: 1px solid rgba(23, 21, 21, 0.08);
  box-shadow: var(--shadow);
}

.placement-section-head h2,
.placement-section-head p {
  margin: 0;
}

.placement-section-head h2 {
  font-size: clamp(1.3rem, 2.6vw, 1.85rem);
  line-height: 1.3;
}

.placement-section-head p:last-child {
  margin-top: 12px;
  color: var(--muted);
  line-height: 1.75;
}

.placement-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.placement-card {
  display: grid;
  grid-template-columns: minmax(260px, 0.95fr) minmax(0, 1.05fr);
  gap: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(23, 21, 21, 0.08);
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow);
}

.placement-card-media {
  background: #5f6166;
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.placement-card-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 18px;
}

.placement-card-copy {
  padding: clamp(22px, 4vw, 30px);
  display: grid;
  gap: 12px;
  align-content: center;
}

.placement-step {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(23, 21, 21, 0.06);
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.placement-card-copy h3,
.placement-card-copy p {
  margin: 0;
}

.placement-card-copy h3 {
  font-size: 1.2rem;
  line-height: 1.35;
}

.placement-card-copy p {
  color: var(--muted);
  line-height: 1.75;
}

.placement-card-copy ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  display: grid;
  gap: 8px;
  line-height: 1.65;
}

.product-detail-stack {
  display: grid;
  gap: 14px;
}

.detail-accordion {
  border-radius: var(--radius);
  border: 1px solid rgba(23, 21, 21, 0.08);
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.detail-accordion summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-weight: 700;
  color: var(--primary);
}

.detail-accordion summary::-webkit-details-marker {
  display: none;
}

.detail-summary-note {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(23, 21, 21, 0.06);
  color: var(--muted);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.detail-accordion-body {
  padding: 0 18px 18px;
}

.detail-accordion-body-split {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 16px;
}

.detail-card-flat {
  margin-top: 0;
  box-shadow: none;
  border: 1px solid rgba(23, 21, 21, 0.08);
}

.detail-accordion .product-insight-grid,
.detail-accordion .placement-section,
.detail-accordion .realization-showcase {
  margin-top: 0;
}

.usage-box p {
  margin: 0 0 14px;
  color: var(--muted);
  line-height: 1.7;
}

.usage-box ul {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  display: grid;
  gap: 8px;
}

.usage-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.usage-tag {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(23, 21, 21, 0.1);
  background: #fbfaf8;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 500;
}

.fabric-palette {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.fabric-swatch-card {
  border: 1px solid rgba(23, 21, 21, 0.1);
  border-radius: 18px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 10px 24px rgba(15, 12, 9, 0.06);
}

.fabric-swatch-card img {
  width: 100%;
  height: 86px;
  object-fit: cover;
  display: block;
  filter: saturate(0.94) contrast(1.04);
}

.fabric-swatch-card strong,
.fabric-swatch-card span {
  display: block;
  padding: 0 12px;
}

.fabric-swatch-card strong {
  padding-top: 12px;
  color: var(--primary);
  font-size: 0.86rem;
}

.fabric-swatch-card span {
  padding-bottom: 12px;
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.pro-color-options .color-chip {
  cursor: default;
}

.pro-color-options .color-chip:hover,
.pro-color-options .color-chip:focus-visible {
  transform: none;
}

.status-card {
  margin-top: 18px;
}

@media (max-width: 900px) {
  .header-inner {
    min-height: 78px;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
  }

  .logo img {
    width: 96px;
  }

  .header-links {
    width: 100%;
    justify-content: space-between;
  }

  .product-top {
    grid-template-columns: 1fr;
    padding-top: 26px;
  }

  .pro-product-top,
  .pro-performance-card {
    grid-template-columns: 1fr;
  }

  .panel-anatomy {
    grid-template-columns: 1fr;
  }

  .panel-exploded {
    grid-template-columns: 1fr;
  }

  .panel-cross-section {
    min-height: 300px;
  }

  .pro-product-top {
    padding: 18px;
    border-radius: 22px;
  }

  .product-summary-column {
    position: static;
  }

  .product-insight-grid {
    grid-template-columns: 1fr;
  }

  .detail-accordion-body-split {
    grid-template-columns: 1fr;
  }

  .placement-card,
  .realization-showcase {
    grid-template-columns: 1fr;
  }

  .bass-visual {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .mobile-visual {
    min-height: 360px;
  }

  .bass-module-grid {
    grid-template-columns: 1fr;
  }

  .gallery-main img {
    height: 340px;
  }

  .pro-product-top .gallery-main img {
    height: 420px;
  }

  .product-render-shell {
    min-height: 440px;
  }

  .product-render-stage {
    height: 420px;
    width: min(360px, 88%);
  }

  .product-render-panel {
    --panel-width: 168px;
    --panel-height: 276px;
    --panel-depth: 40px;
  }

  .pro-highlights-grid {
    grid-template-columns: 1fr;
  }

  .panel-exploded {
    min-height: 300px;
  }

  .panel-layer {
    width: min(270px, 74vw);
    height: 184px;
  }

  .color-options {
    grid-template-columns: 1fr;
  }

  .color-picker-pro .color-options {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .fabric-palette {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .product-page {
    padding-bottom: 28px;
  }

  .site-header .header-inner {
    min-height: 58px;
    flex-direction: initial;
    align-items: center;
    justify-content: initial;
  }

  .product-top {
    padding-top: 14px;
    gap: 14px;
  }

  .pro-product-top {
    margin-top: 14px;
    padding: 12px;
    gap: 14px;
    border-radius: 20px;
  }

  .product-hero {
    padding: 18px;
  }

  .product-summary-column {
    gap: 12px;
  }

  .product-render-shell {
    min-height: 360px;
  }

  .product-render-stage {
    height: 360px;
    width: min(330px, 92%);
  }

  .pro-product-top .gallery-main img {
    height: 360px;
    padding: 18px;
  }

  .viewer-reset {
    right: 12px;
    bottom: 12px;
    padding: 9px 12px;
  }
}