.studio-hero .hero__media {
  object-position: 55% 52%;
}

html {
  scroll-padding-top: 132px;
}

#builder {
  scroll-margin-top: 132px;
}

.inspiration-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  margin-top: 48px;
  background: var(--line);
}

.inspiration-card {
  min-height: 430px;
  display: flex;
  flex-direction: column;
  background: var(--white);
  transition: transform 280ms ease, box-shadow 280ms ease, background 280ms ease;
}

.inspiration-card:hover {
  z-index: 1;
  transform: translateY(-4px);
  background: #fbfcfb;
  box-shadow: 0 22px 58px rgba(3, 31, 27, 0.12);
}

.inspiration-card__visual {
  position: relative;
  aspect-ratio: 10 / 7;
  min-height: 210px;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: #f4f6f4;
}

.inspiration-card__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(6, 72, 63, 0.14);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.36);
  pointer-events: none;
}

.inspiration-card__visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.01);
  transition: transform 520ms ease, filter 520ms ease;
  filter: saturate(0.98) contrast(1.02);
}

.inspiration-card:hover .inspiration-card__visual img {
  transform: scale(1.045);
  filter: saturate(1.03) contrast(1.04);
}

.inspiration-card__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 24px;
}

.inspiration-card h3 {
  font-size: clamp(1.4rem, 1.8vw, 1.9rem);
  line-height: 1.12;
}

.inspiration-card p {
  margin-top: 12px;
  color: var(--muted);
}

.inspiration-card .btn {
  width: 100%;
  margin-top: auto;
}

.builder-shell {
  display: grid;
  grid-template-columns: minmax(300px, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(24px, 4vw, 52px);
  align-items: start;
  margin-top: 52px;
}

.design-controls,
.preview-panel {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.84);
  box-shadow: var(--shadow);
}

.design-controls {
  padding: clamp(24px, 3vw, 34px);
}

.studio-panel__heading h3,
.preview-panel__top h3 {
  font-size: clamp(1.75rem, 2.4vw, 2.8rem);
  line-height: 1.06;
}

.control-grid {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.control-field {
  display: grid;
  gap: 8px;
}

.control-field label {
  color: var(--ink);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.control-field select {
  width: 100%;
  min-height: 52px;
  padding: 12px 42px 12px 14px;
  border: 1px solid var(--line);
  color: var(--ink);
  background:
    linear-gradient(45deg, transparent 50%, var(--emerald) 50%) right 18px center / 7px 7px no-repeat,
    linear-gradient(135deg, var(--emerald) 50%, transparent 50%) right 12px center / 7px 7px no-repeat,
    var(--silk);
  border-radius: 0;
  outline: none;
  appearance: none;
  transition: border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.control-field select:focus {
  border-color: var(--emerald);
  box-shadow: 0 0 0 4px rgba(6, 72, 63, 0.11);
  background-color: var(--white);
}

.preview-panel {
  position: sticky;
  top: 104px;
  padding: clamp(24px, 3vw, 36px);
}

.preview-panel__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.preview-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.view-switch,
.zoom-controls {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.preview-chip {
  scroll-margin-top: 132px;
  min-height: 40px;
  padding: 10px 14px;
  border: 1px solid rgba(6, 72, 63, 0.18);
  color: var(--emerald-dark);
  background: rgba(255, 255, 255, 0.76);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 180ms ease, background 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.preview-chip:hover,
.preview-chip:focus-visible,
.preview-chip.is-active {
  color: var(--white);
  border-color: var(--emerald);
  background: var(--emerald);
  transform: translateY(-1px);
}

.ring-preview-card {
  position: relative;
  margin-top: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 50% 32%, rgba(255, 255, 255, 0.94), rgba(244, 240, 232, 0.68) 28%, transparent 54%),
    linear-gradient(145deg, #fbfaf6 0%, #f0ebe2 52%, #e4ddd1 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.72),
    0 28px 74px rgba(3, 31, 27, 0.13);
  transform-style: preserve-3d;
  transition: transform 360ms ease, box-shadow 360ms ease;
}

.ring-preview-card::before,
.ring-preview-card::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.ring-preview-card::before {
  inset: 0;
  background:
    radial-gradient(circle at 30% 18%, rgba(255, 255, 255, 0.78), transparent 24%),
    radial-gradient(circle at 80% 82%, rgba(7, 87, 75, 0.12), transparent 30%);
  mix-blend-mode: soft-light;
}

.ring-preview-card::after {
  left: 14%;
  right: 14%;
  bottom: 11%;
  height: 16%;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(3, 31, 27, 0.19), rgba(3, 31, 27, 0));
  filter: blur(16px);
}

.ring-preview-card:hover {
  transform: translateY(-2px);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.72),
    0 36px 96px rgba(3, 31, 27, 0.17);
}

.ring-preview-stage {
  position: relative;
  z-index: 1;
  min-height: clamp(390px, 48vw, 650px);
  display: grid;
  place-items: center;
  padding: clamp(18px, 3vw, 44px);
  perspective: 1200px;
}

.ring-preview-stage svg {
  width: min(100%, 720px);
  height: auto;
  overflow: visible;
  filter: drop-shadow(0 32px 44px rgba(3, 31, 27, 0.18));
}

.procedural-preview {
  position: relative;
  width: 100%;
  min-height: inherit;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.procedural-preview__motion {
  position: relative;
  width: min(100%, 780px);
  transform: translate3d(var(--parallax-x, 0), var(--parallax-y, 0), 0) scale(var(--preview-scale, 1));
  transform-origin: center;
  transition: transform 320ms ease;
  will-change: transform;
}

.procedural-preview__motion svg {
  display: block;
  width: 100%;
  height: auto;
  filter:
    drop-shadow(0 30px 42px rgba(3, 31, 27, 0.2))
    saturate(1.03)
    contrast(1.02);
}

.luxstone-render-canvas {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1400 / 940;
  filter:
    drop-shadow(0 32px 46px rgba(3, 31, 27, 0.22))
    saturate(1.08)
    contrast(1.04);
}

.procedural-preview__meta {
  position: absolute;
  z-index: 2;
  border: 1px solid rgba(6, 72, 63, 0.14);
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(14px);
  box-shadow: 0 18px 44px rgba(3, 31, 27, 0.1);
}

.procedural-preview__meta {
  top: clamp(14px, 2vw, 24px);
  left: clamp(14px, 2vw, 24px);
  display: grid;
  gap: 5px;
  max-width: min(300px, calc(100% - 32px));
  padding: 13px 15px;
}

.procedural-preview__meta span {
  color: var(--silver);
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.procedural-preview__meta strong {
  color: var(--emerald-dark);
  font-family: var(--serif);
  font-size: clamp(1.18rem, 2vw, 1.55rem);
  font-weight: 500;
  line-height: 1.08;
}

.preview-summary {
  margin-top: 22px;
  border-top: 1px solid var(--line);
}

.preview-summary dl {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--line);
}

.preview-summary div {
  min-height: 92px;
  padding: 16px;
  background: var(--white);
}

.preview-summary dt {
  color: var(--silver);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.preview-summary dd {
  margin: 8px 0 0;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.35rem;
  line-height: 1.08;
}

.studio-note {
  margin-top: 20px;
  color: var(--muted);
  font-size: 0.96rem;
}

.design-form [data-configuration-output] {
  min-height: 170px;
  color: var(--muted);
  background: var(--silk);
}

.design-contact-card {
  position: sticky;
  top: 104px;
}

.studio-modal[hidden] {
  display: none;
}

.studio-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 22px;
}

.studio-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 28, 24, 0.68);
  backdrop-filter: blur(8px);
}

.studio-modal__dialog {
  position: relative;
  width: min(520px, 100%);
  padding: clamp(28px, 5vw, 46px);
  border: 1px solid rgba(255, 255, 255, 0.32);
  color: var(--emerald-dark);
  background:
    radial-gradient(circle at 85% 16%, rgba(255, 255, 255, 0.86), transparent 30%),
    linear-gradient(145deg, #fbfaf6, #ede8df);
  box-shadow: 0 38px 96px rgba(0, 18, 16, 0.34);
}

.studio-modal__dialog h2 {
  margin-top: 10px;
  font-size: clamp(2rem, 4vw, 3.3rem);
  line-height: 1.02;
}

.studio-modal__dialog p:not(.section-kicker) {
  margin-top: 16px;
  color: var(--muted);
}

.studio-modal__dialog .btn {
  margin-top: 26px;
}

@media (max-width: 1180px) {
  .preview-summary dl {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 960px) {
  .builder-shell {
    grid-template-columns: 1fr;
  }

  .preview-panel,
  .design-contact-card {
    position: static;
  }
}

@media (max-width: 720px) {
  .preview-panel__top {
    display: grid;
  }

  .preview-panel__top .btn {
    width: 100%;
  }

  .preview-summary dl {
    grid-template-columns: 1fr;
  }

  .ring-preview-stage {
    min-height: 320px;
    padding: 18px;
  }

  .preview-toolbar,
  .view-switch,
  .zoom-controls {
    display: grid;
    grid-template-columns: 1fr;
  }

  .procedural-preview__meta {
    position: static;
    width: 100%;
    margin-top: 12px;
  }

  .procedural-preview {
    align-content: center;
  }
}

/* Design Studio refinement layer: premium interaction polish only. */
.inspiration-card,
.design-controls,
.preview-panel,
.ring-preview-card,
.studio-modal__dialog {
  transition:
    transform 420ms var(--ease-luxury),
    box-shadow 420ms var(--ease-luxury),
    border-color 420ms var(--ease-luxury),
    background 420ms var(--ease-luxury);
}

.design-controls,
.preview-panel {
  border-color: rgba(6, 72, 63, 0.12);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(246, 248, 247, 0.84)),
    rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(10px);
}

.control-field select,
.preview-chip,
.design-form [data-configuration-output] {
  transition:
    border-color 260ms var(--ease-luxury),
    box-shadow 260ms var(--ease-luxury),
    background 260ms var(--ease-luxury),
    color 260ms var(--ease-luxury),
    transform 260ms var(--ease-luxury);
}

.control-field select:hover {
  border-color: rgba(6, 72, 63, 0.26);
  background-color: var(--white);
}

.control-field select:focus {
  box-shadow: 0 0 0 4px rgba(6, 72, 63, 0.1), 0 14px 34px rgba(3, 31, 27, 0.08);
}

.preview-chip:active {
  transform: translateY(0) scale(0.992);
}

.ring-preview-card {
  border-color: rgba(6, 72, 63, 0.12);
}

.ring-preview-stage {
  overflow: hidden;
}

.luxstone-render-canvas,
.procedural-preview__motion {
  will-change: transform, filter;
}

.procedural-preview__meta {
  transition: transform 320ms var(--ease-luxury), box-shadow 320ms var(--ease-luxury);
}

.ring-preview-card:hover .procedural-preview__meta {
  transform: translateY(-1px);
  box-shadow: 0 22px 52px rgba(3, 31, 27, 0.12);
}

.preview-summary div {
  transition: background 260ms var(--ease-luxury);
}

.preview-summary div:hover {
  background: #fbfcfb;
}

.studio-modal {
  animation: modalFade 280ms var(--ease-luxury);
}

.studio-modal__dialog {
  animation: modalLift 360ms var(--ease-luxury);
}

@keyframes modalFade {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes modalLift {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 430px) {
  html {
    scroll-padding-top: 94px;
  }

  #builder {
    scroll-margin-top: 94px;
  }

  .inspiration-grid {
    grid-template-columns: 1fr;
    margin-top: 34px;
  }

  .inspiration-card {
    min-height: auto;
  }

  .inspiration-card__visual {
    min-height: 220px;
    aspect-ratio: 5 / 4;
  }

  .inspiration-card__body {
    padding: 22px;
  }

  .builder-shell {
    gap: 24px;
    margin-top: 36px;
  }

  .design-controls,
  .preview-panel {
    padding: 22px;
  }

  .control-grid {
    gap: 14px;
  }

  .control-field select,
  .preview-chip {
    min-height: 48px;
  }

  .ring-preview-card {
    margin-top: 16px;
  }

  .ring-preview-stage {
    min-height: 300px;
    padding: 14px;
  }

  .procedural-preview__meta strong {
    font-size: 1.22rem;
  }

  .preview-summary div {
    min-height: 82px;
    padding: 14px;
  }

  .preview-summary dd {
    font-size: 1.2rem;
  }
}

@media (max-width: 360px) {
  .design-controls,
  .preview-panel {
    padding: 18px;
  }

  .preview-chip {
    padding-inline: 12px;
    letter-spacing: 0.1em;
  }

  .ring-preview-stage {
    min-height: 270px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .studio-modal,
  .studio-modal__dialog {
    animation: none;
  }

  .procedural-preview__motion,
  .luxstone-render-canvas {
    will-change: auto;
  }
}