/* FILE 10 — Kinetic Stage Frame · Fluid Axis void / cyan / chalk */
@keyframes ksRailIn {
  from { opacity: 0; transform: translateX(-18px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes ksFocalDrift {
  0%, 100% { transform: scale(1.02) translate(0, 0); }
  50% { transform: scale(1.06) translate(-1.5%, 1%); }
}
@keyframes ksStrikePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(46, 230, 255, 0); }
  50% { box-shadow: 0 0 0 4px rgba(46, 230, 255, 0.18); }
}
@keyframes ksGlow {
  0%, 100% { opacity: 0.35; }
  50% { opacity: 0.7; }
}

.page-kinetic-stage {
  --ks-void: #0a0a0c;
  --ks-ink: #121218;
  --ks-chalk: #f4f4f2;
  --ks-chalk-dim: #b8bec6;
  --ks-cyan: #2ee6ff;
  --ks-violet: #2ee6ff;
  --ks-violet-sharp: #ffe14a;
  --ks-mag: #ff2d8a;
  --ks-line: rgba(244, 244, 242, 0.2);
  --ks-pad: clamp(1rem, 3.5vw, 2.5rem);
  --font-display: "Archivo Black", "Syne", sans-serif;
  --font-body: "Space Grotesk", "Instrument Sans", sans-serif;
  background: var(--ks-void);
  color: var(--ks-chalk);
  font-family: var(--font-body);
}

.page-kinetic-stage .bespoke-main {
  position: relative;
  isolation: isolate;
}

.a90-ks {
  min-height: 100vh;
  position: relative;
  background:
    radial-gradient(ellipse 70% 55% at 88% 18%, rgba(46, 230, 255, 0.12) 0%, transparent 55%),
    radial-gradient(ellipse 50% 40% at 8% 72%, rgba(255, 45, 138, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse 40% 30% at 40% 100%, rgba(255, 225, 74, 0.06) 0%, transparent 45%),
    var(--ks-void);
  overflow-x: hidden;
}

.a90-ks::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.45;
  background-image:
    linear-gradient(rgba(46, 230, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46, 230, 255, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, #000 0%, transparent 78%);
  animation: ksGlow 10s ease-in-out infinite;
}

.a90-ks-brand {
  position: relative;
  z-index: 4;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 1.5rem;
  padding: calc(1.25rem + 4.5rem) var(--ks-pad) 0.5rem;
}
.a90-ks-brand strong {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 3vw, 1.9rem);
  letter-spacing: -0.02em;
  color: var(--ks-chalk);
}
.a90-ks-brand span {
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ks-chalk-dim);
}
.a90-ks-brand a {
  margin-left: auto;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ks-void);
  text-decoration: none;
  background: var(--ks-violet-sharp);
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--ks-violet-sharp);
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.a90-ks-brand a:hover,
.a90-ks-brand a:focus-visible {
  background: var(--ks-cyan);
  border-color: var(--ks-cyan);
  color: var(--ks-void);
  outline: none;
}

/* Massive off-center focal image */
.a90-ks-stage {
  position: relative;
  z-index: 1;
  min-height: calc(100vh - 5rem);
  display: block;
}

.a90-ks-focal {
  position: absolute;
  top: 2%;
  right: -6%;
  width: min(66vw, 800px);
  height: min(86vh, 880px);
  z-index: 1;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--ks-line);
  background: var(--ks-ink);
}
.a90-ks-focal img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.1) saturate(0.95);
  transform-origin: center;
  animation: ksFocalDrift 18s ease-in-out infinite;
  will-change: transform;
}
@media (prefers-reduced-motion: reduce) {
  .a90-ks-focal img,
  .a90-ks::before,
  .a90-ks-rail {
    animation: none !important;
  }
}
.a90-ks-focal::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, var(--ks-void) 0%, rgba(10, 10, 12, 0.85) 18%, transparent 42%),
    linear-gradient(0deg, var(--ks-void) 0%, transparent 28%),
    linear-gradient(180deg, rgba(10, 10, 12, 0.45) 0%, transparent 32%);
  pointer-events: none;
}
.a90-ks-badge {
  position: absolute;
  top: 1.25rem;
  left: 1.25rem;
  z-index: 2;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ks-void);
  background: var(--ks-violet-sharp);
  padding: 0.35rem 0.65rem;
}

/* Selectors float on opposite (left) margin */
.a90-ks-rail {
  position: relative;
  z-index: 3;
  width: min(100%, 27rem);
  padding: 1.75rem 1.35rem 2.5rem;
  margin: 3vh var(--ks-pad) 0;
  background:
    linear-gradient(145deg, rgba(18, 18, 24, 0.92) 0%, rgba(10, 10, 12, 0.88) 100%);
  border: 1px solid var(--ks-line);
  border-left: 3px solid var(--ks-cyan);
  backdrop-filter: blur(10px);
  animation: ksRailIn 0.7s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.a90-ks-kicker {
  margin: 0 0 0.5rem;
  font-size: 0.65rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ks-violet-sharp);
}
.a90-ks-rail h1 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.85rem, 4.5vw, 3rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--ks-chalk);
  max-width: 14ch;
}
.a90-ks-rating {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin-bottom: 0.75rem;
  font-size: 0.75rem;
  color: var(--ks-chalk-dim);
}
.a90-ks-star { color: rgba(244, 244, 242, 0.28); }
.a90-ks-star.is-filled { color: var(--ks-violet-sharp); }
.a90-ks-stock {
  margin: 0 0 0.85rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--ks-cyan);
}
.a90-ks-stock.is-out { color: #ff8a9a; }
.a90-ks-price {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  letter-spacing: -0.02em;
  color: var(--ks-chalk);
}
.a90-ks-price s {
  font-size: 0.55em;
  font-weight: 500;
  color: var(--ks-chalk-dim);
  margin-right: 0.45rem;
}
.a90-ks-lede {
  margin: 0 0 1.25rem;
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--ks-chalk-dim);
  max-width: 32ch;
}
.a90-ks-error {
  margin: 0 0 1rem;
  padding: 0.65rem 0.85rem;
  border-left: 3px solid #ff6b6b;
  background: rgba(255, 107, 107, 0.12);
  font-size: 0.8rem;
  color: #ffc4c4;
}

/* Strikethrough size / origin selectors */
.a90-ks-opts {
  margin-bottom: 1.35rem;
}
.a90-ks-opts-label {
  margin: 0 0 0.45rem;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ks-chalk-dim);
}
.a90-ks-opts-label strong {
  color: var(--ks-chalk);
  letter-spacing: 0.06em;
  font-weight: 600;
}
.a90-ks-strikes {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
}
.a90-ks-strike {
  appearance: none;
  background: none;
  border: 0;
  padding: 0.25rem 0.35rem 0.25rem 0;
  margin: 0;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.15rem, 2.5vw, 1.55rem);
  letter-spacing: -0.02em;
  color: var(--ks-chalk-dim);
  text-decoration: line-through;
  text-decoration-thickness: 2px;
  text-decoration-color: rgba(184, 190, 198, 0.7);
  transition: color 0.2s ease, text-decoration-color 0.2s ease, transform 0.2s ease;
}
.a90-ks-strike.is-active {
  color: var(--ks-chalk);
  text-decoration: none;
  transform: translateX(6px);
  animation: ksStrikePulse 2.4s ease-in-out infinite;
}
.a90-ks-strike.is-active::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 0.45rem;
  background: var(--ks-cyan);
  vertical-align: middle;
}
.a90-ks-strike:hover:not(.is-active),
.a90-ks-strike:focus-visible:not(.is-active) {
  color: var(--ks-violet-sharp);
  text-decoration-color: var(--ks-cyan);
  outline: none;
}

.a90-ks-qty {
  margin-bottom: 1.25rem;
}
.a90-ks-qty label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ks-chalk-dim);
}
.a90-ks-stepper {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--ks-line);
  background: rgba(244, 244, 242, 0.03);
}
.a90-ks-stepper button {
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  background: transparent;
  color: var(--ks-chalk);
  cursor: pointer;
  font-size: 1.1rem;
  transition: color 0.15s ease, background 0.15s ease;
}
.a90-ks-stepper button:hover,
.a90-ks-stepper button:focus-visible {
  color: var(--ks-void);
  background: var(--ks-cyan);
  outline: none;
}
.a90-ks-stepper input {
  width: 2.75rem;
  height: 2.5rem;
  border: 0;
  border-left: 1px solid var(--ks-line);
  border-right: 1px solid var(--ks-line);
  background: transparent;
  color: var(--ks-chalk);
  text-align: center;
  -moz-appearance: textfield;
}
.a90-ks-stepper input::-webkit-outer-spin-button,
.a90-ks-stepper input::-webkit-inner-spin-button { -webkit-appearance: none; }

.a90-ks-actions {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  max-width: 16rem;
  margin-bottom: 1.25rem;
}
.a90-ks-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.9rem 1.25rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  background: transparent;
  color: inherit;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.15s ease, box-shadow 0.15s ease;
}
.a90-ks-btn-cart {
  background: var(--ks-cyan);
  color: var(--ks-void);
  border-color: var(--ks-void);
  box-shadow: 3px 3px 0 var(--ks-violet-sharp);
}
.a90-ks-btn-cart:hover,
.a90-ks-btn-cart:focus-visible {
  background: var(--ks-violet-sharp);
  border-color: var(--ks-void);
  color: var(--ks-void);
  outline: none;
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--ks-cyan);
}
.a90-ks-btn-buy {
  border-color: var(--ks-chalk);
  color: var(--ks-chalk);
}
.a90-ks-btn-buy:hover,
.a90-ks-btn-buy:focus-visible {
  background: var(--ks-chalk);
  color: var(--ks-void);
  outline: none;
  transform: translateY(-1px);
}
.a90-ks-btn.is-disabled {
  opacity: 0.4;
  pointer-events: none;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.a90-ks-meta {
  font-size: 0.72rem;
  color: var(--ks-chalk-dim);
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
}
.a90-ks-meta strong {
  color: var(--ks-chalk);
  margin-right: 0.35rem;
}
.a90-ks-pay {
  display: flex;
  gap: 0.75rem;
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ks-chalk-dim);
}
.a90-ks-pay span {
  border: 1px solid var(--ks-line);
  padding: 0.3rem 0.55rem;
  color: var(--ks-chalk);
}

/* Detail strip below stage */
.a90-ks-detail {
  position: relative;
  z-index: 3;
  padding: 2.25rem var(--ks-pad) 3rem;
  border-top: 1px solid var(--ks-line);
  max-width: 52rem;
  background: linear-gradient(180deg, rgba(18, 18, 24, 0.55) 0%, transparent 100%);
}
.a90-ks-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  margin-bottom: 1.25rem;
}
.a90-ks-tab {
  appearance: none;
  background: none;
  border: 0;
  border-bottom: 2px solid transparent;
  padding: 0.4rem 0;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ks-chalk-dim);
  transition: color 0.2s ease, border-color 0.2s ease;
}
.a90-ks-tab.is-active {
  color: var(--ks-chalk);
  border-bottom-color: var(--ks-cyan);
}
.a90-ks-tab:hover:not(.is-active),
.a90-ks-tab:focus-visible {
  color: var(--ks-violet-sharp);
  outline: none;
}
.a90-ks-panel h2 {
  margin: 0 0 0.65rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  color: var(--ks-chalk);
}
.a90-ks-panel ul {
  margin: 0 0 1.5rem;
  padding-left: 1.1rem;
  color: var(--ks-chalk-dim);
  font-size: 0.9rem;
  line-height: 1.65;
}
.a90-ks-panel ul strong { color: var(--ks-chalk); }
.a90-ks-note {
  margin: 0;
  color: var(--ks-chalk-dim);
  font-size: 0.9rem;
  line-height: 1.55;
}
.a90-ks-spec {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
.a90-ks-spec th,
.a90-ks-spec td {
  text-align: left;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--ks-line);
}
.a90-ks-spec th {
  width: 40%;
  color: var(--ks-chalk-dim);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.65rem;
}
.a90-ks-spec td { color: var(--ks-chalk); }

.a90-ks-related {
  position: relative;
  z-index: 3;
  padding: 0 var(--ks-pad) 3.5rem;
}
.a90-ks-related h2 {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--ks-chalk);
}
.a90-ks-related-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2rem;
}
.a90-ks .a90-shop-card {
  width: min(100%, 11.5rem);
  background: transparent;
  transition: transform 0.2s ease;
}
.a90-ks .a90-shop-card:hover {
  transform: translateY(-4px);
}
.a90-ks .a90-shop-card-link {
  text-decoration: none;
  color: inherit;
}
.a90-ks .a90-shop-card-img {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  margin-bottom: 0.55rem;
  background: var(--ks-ink);
  border: 1px solid var(--ks-line);
}
.a90-ks .a90-shop-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}
.a90-ks .a90-shop-card:hover .a90-shop-card-img img {
  transform: scale(1.05);
}
.a90-ks .a90-shop-sale {
  position: absolute;
  top: 0.4rem;
  left: 0.4rem;
  z-index: 1;
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: var(--ks-cyan);
  color: var(--ks-void);
  padding: 0.2rem 0.4rem;
}
.a90-ks .a90-shop-card-title {
  margin: 0 0 0.25rem;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--ks-chalk);
}
.a90-ks .a90-shop-card-price {
  margin: 0;
  font-size: 0.8rem;
  color: var(--ks-chalk-dim);
}
.a90-ks .a90-shop-card-price strong { color: var(--ks-chalk); }
.a90-ks .a90-shop-card-price s { margin-right: 0.35rem; }
.a90-ks .a90-shop-card.is-sold-out { opacity: 0.55; }

.a90-ks-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  padding: 1rem var(--ks-pad) 1.75rem;
  border-top: 1px solid var(--ks-line);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.a90-ks-foot a {
  color: var(--ks-chalk-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.a90-ks-foot a:hover,
.a90-ks-foot a:focus-visible {
  color: var(--ks-violet-sharp);
  border-bottom-color: var(--ks-cyan);
  outline: none;
}

/* 404 */
.a90-ks-miss {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 3rem var(--ks-pad);
  max-width: 28rem;
  position: relative;
  z-index: 2;
}
.a90-ks-miss h1 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 6vw, 3.5rem);
  letter-spacing: -0.03em;
  color: var(--ks-chalk);
}
.a90-ks-miss p {
  margin: 0 0 1.25rem;
  color: var(--ks-chalk-dim);
}
.a90-ks-miss a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  padding: 0.7rem 1.1rem;
  background: var(--ks-cyan);
  color: var(--ks-void);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.75rem;
  text-decoration: none;
}
.a90-ks-miss a:hover,
.a90-ks-miss a:focus-visible {
  background: var(--ks-violet-sharp);
  outline: none;
}

@media (max-width: 860px) {
  .a90-ks-focal {
    position: relative;
    top: 0;
    right: 0;
    width: calc(100% - 2 * var(--ks-pad));
    margin: 0.5rem var(--ks-pad) 0;
    height: 48vh;
    min-height: 260px;
  }
  .a90-ks-focal::after {
    background:
      linear-gradient(0deg, var(--ks-void) 0%, transparent 45%);
  }
  .a90-ks-rail {
    margin: -2.5rem var(--ks-pad) 0;
    width: auto;
    max-width: none;
  }
  .a90-ks-rail h1 { max-width: none; }
  .a90-ks-stage { min-height: 0; }
}

@media (min-width: 861px) and (max-width: 1100px) {
  .a90-ks-focal {
    width: min(58vw, 620px);
    right: -4%;
  }
  .a90-ks-rail {
    width: min(100%, 24rem);
  }
}