/* ============================================
   AZOURÉ — Studio Bed Configurator
   Dark studio environment with 3D rotation
   ============================================ */

/* ── CSS Variables ── */
:root {
    --studio-bg: #0a0a0a;
    --studio-surface: rgba(255, 255, 255, 0.04);
    --studio-surface-hover: rgba(255, 255, 255, 0.08);
    --studio-border: rgba(255, 255, 255, 0.08);
    --studio-border-active: rgba(255, 255, 255, 0.2);
    --studio-text: rgba(255, 255, 255, 0.92);
    --studio-text-muted: rgba(255, 255, 255, 0.5);
    --studio-text-dim: rgba(255, 255, 255, 0.3);
    --studio-accent: #8AADB2;
    --studio-accent-glow: rgba(138, 173, 178, 0.15);
    --studio-glass: rgba(20, 20, 20, 0.7);
    --studio-glass-blur: 24px;
    --studio-radius: 16px;
    --studio-radius-sm: 8px;
    --studio-transition: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --studio-transition-fast: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: var(--studio-transition-fast);
    --studio-logo-filter: none;
    --studio-img-bg: rgba(255, 255, 255, 0.03);
    --studio-check-bg: #0a0a0a;
    --color-cream: #F5F3EF;
    --radius-md: 8px;
    --shadow-xl: 0 24px 60px rgba(0, 0, 0, 0.35);
}

/* ── Light Theme ── */
body.studio-page.studio-light {
    --studio-bg: #F5F3EF;
    --studio-surface: rgba(0, 0, 0, 0.03);
    --studio-surface-hover: rgba(0, 0, 0, 0.06);
    --studio-border: rgba(0, 0, 0, 0.08);
    --studio-border-active: rgba(0, 0, 0, 0.18);
    --studio-text: rgba(0, 0, 0, 0.88);
    --studio-text-muted: rgba(0, 0, 0, 0.5);
    --studio-text-dim: rgba(0, 0, 0, 0.3);
    --studio-accent: #284347;
    --studio-accent-glow: rgba(40, 67, 71, 0.1);
    --studio-glass: rgba(245, 243, 239, 0.8);
    --studio-logo-filter: invert(1);
    --studio-img-bg: rgba(0, 0, 0, 0.02);
    --studio-check-bg: #F5F3EF;
}

/* ── Page Reset for Studio ── */
body.studio-page {
    background: var(--studio-bg);
    color: var(--studio-text);
    overflow: hidden;
    height: 100vh;
    height: 100dvh;
    display: flex;
    flex-direction: column;
    transition: background 0.5s ease, color 0.5s ease;
}

/* ── Studio Header ── */
.studio-header {
    position: relative;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 32px;
    background: transparent;
    flex-shrink: 0;
}

.studio-header__back {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8125rem;
    font-weight: 400;
    color: var(--studio-text-muted);
    text-decoration: none;
    transition: color var(--studio-transition-fast);
    letter-spacing: 0.3px;
}

.studio-header__back:hover {
    color: var(--studio-text);
}

.studio-header__back svg {
    width: 16px;
    height: 16px;
    transition: transform var(--studio-transition-fast);
}

.studio-header__back:hover svg {
    transform: translateX(-3px);
}

.studio-header__logo {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.studio-header__logo img {
    height: 22px;
    width: auto;
    opacity: 0.5;
    transition: opacity var(--studio-transition-fast), filter 0.5s ease;
    filter: var(--studio-logo-filter);
}

.studio-header__logo:hover img {
    opacity: 0.8;
}

.studio-header__actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.studio-cart-button {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--studio-border);
    background: none;
    color: var(--studio-text-muted);
    cursor: pointer;
    transition: all var(--studio-transition-fast);
    flex-shrink: 0;
}

.studio-cart-button:hover,
.studio-cart-button:focus-visible {
    color: var(--studio-text);
    border-color: var(--studio-border-active);
}

.studio-cart-button svg {
    width: 17px;
    height: 17px;
}

.studio-cart-button .shop-header__cart-count {
    top: -2px;
    right: -2px;
}

/* ── Header Settings Panel (theme + lang) ── */
.studio-header__panel {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Gear button — hidden on desktop, shown on mobile to save header space */
.studio-header__settings {
    display: none;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--studio-border);
    background: none;
    color: var(--studio-text-muted);
    cursor: pointer;
    transition: all var(--studio-transition-fast);
    flex-shrink: 0;
}

.studio-header__settings svg {
    width: 16px;
    height: 16px;
}

.studio-header__settings:hover,
.studio-header__settings.active {
    color: var(--studio-text);
    border-color: var(--studio-border-active);
}

.studio-header__lang {
    font-family: var(--font-primary);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    color: var(--studio-text-muted);
    background: none;
    border: 1px solid var(--studio-border);
    border-radius: 4px;
    padding: 4px 10px;
    cursor: pointer;
    transition: all var(--studio-transition-fast);
}

.studio-header__lang:hover {
    color: var(--studio-text);
    border-color: var(--studio-border-active);
}

.studio-header__lang [data-lang-option] {
    opacity: 0.55;
    transition: opacity var(--studio-transition-fast);
}

.studio-header__lang [data-lang-option].is-active {
    opacity: 1;
    color: var(--studio-text);
}

/* ── Theme Toggle Switch ── */
.studio-theme-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    background: none;
    border: 1px solid var(--studio-border);
    border-radius: 20px;
    padding: 3px 10px 3px 4px;
    font-family: var(--font-primary);
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--studio-text-muted);
    transition: all var(--studio-transition-fast);
}

.studio-theme-toggle:hover {
    color: var(--studio-text);
    border-color: var(--studio-border-active);
}

.studio-theme-toggle__track {
    width: 32px;
    height: 18px;
    border-radius: 9px;
    background: var(--studio-surface-hover);
    position: relative;
    transition: background 0.3s ease;
}

.studio-theme-toggle__thumb {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--studio-text-muted);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), background 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.studio-light .studio-theme-toggle__thumb {
    transform: translateX(14px);
    background: var(--studio-accent);
}

.studio-theme-toggle__icon {
    width: 8px;
    height: 8px;
}

/* ── Studio Layout ── */
.studio-layout {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 320px;
    position: relative;
    gap: 0;
    min-height: 0;
    padding: 0;
}

/* ── Left Panel — Model Selector (overlay) ── */
.studio-models {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 20;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 16px 16px 16px 32px;
    overflow-y: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    /* Fade am unteren Rand als Hinweis, dass die Liste weiterscrollt */
    -webkit-mask-image: linear-gradient(to bottom, #000 calc(100% - 28px), transparent);
    mask-image: linear-gradient(to bottom, #000 calc(100% - 28px), transparent);
    animation: studioSlideIn 0.6s 0.1s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.studio-models::-webkit-scrollbar {
    display: none;
}

.studio-models__label {
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--studio-text-dim);
    margin-bottom: 10px;
}

.studio-model-btn {
    width: 88px;
    height: 88px;
    border-radius: var(--studio-radius-sm);
    border: 2px solid transparent;
    background: var(--studio-surface);
    cursor: pointer;
    transition: all var(--studio-transition-fast);
    overflow: hidden;
    padding: 6px;
    position: relative;
    flex-shrink: 0;
}

.studio-model-btn img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0.7;
    transition: opacity var(--studio-transition-fast), transform 0.3s ease;
}

.studio-model-btn:hover {
    background: var(--studio-surface-hover);
    border-color: var(--studio-border);
    transform: scale(1.14);
}

.studio-model-btn:hover img {
    opacity: 1;
    transform: scale(1.1);
}

/* Auf flachen Viewports alle 7 Modelle ohne Scrollen zeigen */
@media (max-height: 860px) {
    .studio-models {
        gap: 4px;
    }

    .studio-model-btn {
        width: 72px;
        height: 72px;
    }
}

@media (min-width: 1800px) and (min-height: 1000px) {
    .studio-models {
        gap: 8px;
        padding-left: clamp(48px, 3vw, 88px);
        padding-right: 24px;
    }

    .studio-model-btn {
        width: 96px;
        height: 96px;
        padding: 7px;
    }
}

@media (min-width: 2400px) and (min-height: 1200px) {
    .studio-models {
        gap: 10px;
    }

    .studio-model-btn {
        width: 104px;
        height: 104px;
    }
}

.studio-model-btn.active {
    border-color: var(--studio-accent);
    background: var(--studio-accent-glow);
    box-shadow: 0 0 20px var(--studio-accent-glow);
}

.studio-model-btn.active img {
    opacity: 1;
}

/* Hidden by default, shown on hover as tooltip */
.studio-model-btn__name {
    position: absolute;
    left: calc(100% + 8px);
    top: 50%;
    transform: translateY(-50%);
    white-space: nowrap;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--studio-text);
    background: var(--studio-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--studio-border);
    border-radius: 6px;
    padding: 4px 10px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
    transform: translateY(-50%) translateX(-4px);
}

.studio-model-btn:hover .studio-model-btn__name {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}

.studio-model-btn.active .studio-model-btn__name {
    color: var(--studio-accent);
}

.studio-model-btn--coming-soon {
    cursor: not-allowed;
    opacity: 0.82;
}

.studio-model-btn--coming-soon img {
    filter: blur(8px) saturate(0.45) contrast(0.72) brightness(0.86);
    opacity: 0.62;
    transform: scale(1.12);
}

.studio-model-btn--coming-soon::after {
    content: 'Coming soon';
    position: absolute;
    inset: auto 6px 7px;
    z-index: 2;
    padding: 4px 5px;
    border: 1px solid rgba(255, 255, 255, 0.52);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.72);
    color: #111;
    font-size: 0.46rem;
    font-weight: 700;
    letter-spacing: 0.7px;
    line-height: 1.05;
    text-align: center;
    text-transform: uppercase;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.22);
    pointer-events: none;
}

.studio-model-btn--coming-soon:hover {
    transform: none;
}

.studio-model-btn--coming-soon:hover img {
    opacity: 0.62;
    transform: scale(1.12);
}

/* Desktop: Name des aktiven Modells dauerhaft einblenden */
@media (min-width: 1025px) {
    .studio-model-btn.active .studio-model-btn__name {
        opacity: 1;
        transform: translateY(-50%) translateX(0);
    }
}

/* ── Center Stage — Bed Preview ── */
.studio-stage {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    animation: studioFadeIn 0.8s 0.2s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* Ambient light effect */
.studio-stage::before {
    content: '';
    position: absolute;
    width: 80%;
    height: 60%;
    bottom: 5%;
    left: 50%;
    transform: translateX(-50%);
    background: radial-gradient(ellipse at center, rgba(138, 173, 178, 0.1) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
    transition: background 0.5s ease;
}

.studio-light .studio-stage::before {
    background: radial-gradient(ellipse at center, rgba(40, 67, 71, 0.06) 0%, transparent 70%);
}

/* Subtle floor reflection */
.studio-stage::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10%;
    right: 10%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.06), transparent);
    pointer-events: none;
    transition: background 0.5s ease;
}

.studio-light .studio-stage::after {
    background: linear-gradient(90deg, transparent, rgba(0, 0, 0, 0.06), transparent);
}

.studio-bed-wrapper {
    position: relative;
    width: min(74%, 1010px, calc((100dvh - 320px) * 1.6), calc(100vw - 672px));
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    /* Compensate for the 320px tools column so preview, copy and page logo share one center line. */
    transform: translateX(160px);
}

@media (min-width: 1800px) {
    .studio-bed-wrapper {
        width: min(70%, 1150px, calc((100dvh - 320px) * 1.6), calc(100vw - 672px));
    }
}

@media (min-width: 2400px) {
    .studio-bed-wrapper {
        width: min(74%, 1360px, calc((100dvh - 320px) * 1.6), calc(100vw - 672px));
    }
}

@media (min-width: 3200px) {
    .studio-bed-wrapper {
        width: min(68%, 1560px, calc((100dvh - 320px) * 1.6), calc(100vw - 672px));
    }
}

.studio-bed-image {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 36px 70px -28px rgba(0, 0, 0, 0.55);
    transition: box-shadow 0.5s ease;
}

.studio-light .studio-bed-image {
    box-shadow: 0 36px 70px -32px rgba(40, 67, 71, 0.3);
}

/* ── Spin Frame Stack ── */
.studio-spin-frame {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center 55%;
    /* Leichter Zoom schneidet die weißen Render-Ränder ab — Bett wirkt größer.
       Muss mit dem Endwert von @keyframes studioBedSwitch übereinstimmen. */
    transform: scale(1.02);
    opacity: 0;
    transition: opacity 0.45s ease,
        filter 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    user-select: none;
    -webkit-user-drag: none;
    pointer-events: none;
}

.studio-spin-frame.active {
    opacity: 1;
    pointer-events: auto;
}

/* CSS filter variants for color */
.studio-bed-image[data-color="default"] .studio-spin-frame {
    filter: none;
}

.studio-bed-image[data-color="warm"] .studio-spin-frame {
    filter: sepia(0.2) saturate(1.15) brightness(1.02) hue-rotate(-8deg);
}

.studio-bed-image[data-color="dark"] .studio-spin-frame {
    filter: brightness(0.55) saturate(0.7) contrast(1.2);
}

/* ── View Navigation Row: ‹ ○○●○ › ── */
.studio-view-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 16px;
}

.studio-view-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Info below bed */
.studio-bed-info {
    text-align: center;
    margin-top: 24px;
    animation: studioFadeIn 0.6s 0.4s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.studio-bed-info__model {
    font-size: 1.5rem;
    font-weight: 300;
    letter-spacing: 0.1em;
    color: var(--studio-text);
    margin-bottom: 10px;
}

.studio-bed-info__material {
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--studio-text-dim);
}

.studio-bed-info__render {
    max-width: min(460px, 92vw);
    margin: 10px auto 0;
    font-size: 0.6875rem;
    font-weight: 400;
    line-height: 1.5;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--studio-text-dim);
}

/* ── View Dots ── */
.studio-view-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: 1.5px solid var(--studio-text-dim);
    background: transparent;
    cursor: pointer;
    padding: 0;
    transition: all var(--studio-transition-fast);
}

.studio-view-dot:hover {
    border-color: var(--studio-text-muted);
    background: var(--studio-text-dim);
}

.studio-view-dot.active {
    background: var(--studio-accent);
    border-color: var(--studio-accent);
    box-shadow: 0 0 8px var(--studio-accent-glow);
}

/* ── Arrow Buttons (inline beside dots) ── */
.studio-arrow-btn {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1px solid var(--studio-text-dim);
    background: transparent;
    color: var(--studio-text-dim);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--studio-transition-fast);
    padding: 0;
    flex-shrink: 0;
}

.studio-arrow-btn:hover {
    border-color: var(--studio-text-muted);
    color: var(--studio-text-muted);
    background: rgba(255, 255, 255, 0.04);
}

.studio-arrow-btn:active {
    transform: scale(0.92);
}

.studio-arrow-btn svg {
    width: 13px;
    height: 13px;
}

@keyframes studioDragPulse {

    0%,
    100% {
        transform: translateX(0);
        opacity: 0.5;
    }

    50% {
        transform: translateX(6px);
        opacity: 1;
    }
}

/* ── Right Panel — Configuration Tools ── */
.studio-config {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 16px 24px 24px 16px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.1) transparent;
    animation: studioSlideInRight 0.6s 0.3s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.studio-config::-webkit-scrollbar {
    width: 4px;
}

.studio-config::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
}

/* Config Section */
.studio-config-section {
    padding: 20px 0;
    border-bottom: 1px solid var(--studio-border);
}

.studio-config-section:last-child {
    border-bottom: none;
}

.studio-config-section__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.studio-config-section__title {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--studio-text-muted);
}

.studio-config-section__value {
    font-size: 0.75rem;
    font-weight: 300;
    color: var(--studio-accent);
    letter-spacing: 0.3px;
}

.studio-mattress-toggle {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 16px;
    background: var(--studio-surface);
    border: 1px solid var(--studio-border);
    border-radius: var(--studio-radius-sm);
    cursor: pointer;
    transition: background var(--studio-transition-fast);
}

.studio-mattress-toggle:hover {
    background: var(--studio-surface-hover);
}

.studio-mattress-toggle input[type="checkbox"] {
    margin-top: 3px;
    accent-color: var(--studio-accent);
}

.studio-mattress-toggle__text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    font-size: 0.8125rem;
    color: var(--studio-text);
}

.studio-mattress-toggle__text strong {
    font-weight: 500;
}

.studio-mattress-toggle__text span {
    font-size: 0.75rem;
    color: var(--studio-text-dim);
}

.studio-mattress-toggle.is-disabled {
    cursor: default;
    opacity: 0.55;
}

.studio-mattress-options {
    margin-top: 10px;
}

.studio-mattress-options[hidden],
.studio-mattress-unavailable[hidden] {
    display: none;
}

.studio-mattress-options__label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    color: var(--studio-text-dim);
    font-size: 0.625rem;
    font-weight: 600;
    letter-spacing: 1.2px;
    text-transform: uppercase;
}

.studio-mattress-options__select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--studio-border);
    border-radius: var(--studio-radius-sm);
    background: var(--studio-surface);
    color: var(--studio-text);
    font-family: var(--font-primary);
    font-size: 0.75rem;
    line-height: 1.4;
}

.studio-mattress-options__select:focus-visible {
    outline: 2px solid var(--studio-accent);
    outline-offset: 2px;
}

.studio-mattress-unavailable {
    margin: 10px 0 0;
    color: var(--studio-text-dim);
    font-size: 0.75rem;
    line-height: 1.5;
}

/* ── Finish Selector ── */
.studio-finishes {
    display: block;
}

.studio-finish-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.studio-finish-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 48px;
    padding: 10px 12px;
    border-radius: var(--studio-radius-sm);
    border: 1px solid var(--studio-border);
    background: var(--studio-surface);
    color: var(--studio-text-muted);
    cursor: pointer;
    transition: all var(--studio-transition-fast);
    text-align: left;
    font-family: var(--font-primary);
}

.studio-finish-btn:hover {
    background: var(--studio-surface-hover);
    border-color: var(--studio-border-active);
    color: var(--studio-text);
}

.studio-finish-btn.active {
    border-color: var(--studio-accent);
    background: var(--studio-accent-glow);
    color: var(--studio-text);
}

.studio-finish-btn__swatch {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    flex-shrink: 0;
    background: var(--finish-swatch);
    border: 1px solid rgba(255, 255, 255, 0.28);
    box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.16);
}

.studio-finish-btn__text {
    display: flex;
    min-width: 0;
    flex-direction: column;
    gap: 2px;
}

.studio-finish-btn__name {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--studio-text);
}

.studio-finish-btn__desc {
    font-size: 0.6875rem;
    font-weight: 300;
    color: var(--studio-text-dim);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ── Material Cards ── */
.studio-materials {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.studio-material-tabs {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
}

.studio-material-tab,
.studio-material-chip {
    border: 1px solid var(--studio-border);
    background: var(--studio-surface);
    color: var(--studio-text-muted);
    font-family: var(--font-primary);
    cursor: pointer;
    transition: all var(--studio-transition-fast);
}

.studio-material-tab {
    min-height: 36px;
    border-radius: var(--studio-radius-sm);
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 1.4px;
    text-transform: uppercase;
}

.studio-material-tab:hover,
.studio-material-chip:hover {
    border-color: var(--studio-border-active);
    color: var(--studio-text);
    background: var(--studio-surface-hover);
}

.studio-material-tab.active,
.studio-material-chip.active {
    color: var(--studio-accent);
    border-color: var(--studio-accent);
    background: var(--studio-accent-glow);
}

.studio-material-collections {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding-bottom: 2px;
}

.studio-material-chip {
    min-height: 32px;
    padding: 0 11px;
    border-radius: 999px;
    flex: 0 0 auto;
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.studio-material-hint,
.studio-material-error {
    margin: 0;
    color: var(--studio-text-dim);
    font-size: 0.75rem;
    line-height: 1.5;
}

.studio-material-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
}

.studio-material-btn {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--studio-radius-sm);
    border: 1px solid var(--studio-border);
    background: var(--studio-surface);
    cursor: pointer;
    transition: all var(--studio-transition-fast);
    width: 100%;
    text-align: left;
    font-family: var(--font-primary);
}

.studio-material-btn:hover {
    background: var(--studio-surface-hover);
    border-color: rgba(255, 255, 255, 0.12);
}

.studio-material-btn.active {
    border-color: var(--studio-accent);
    background: var(--studio-accent-glow);
}

.studio-material-btn__swatch {
    width: 44px;
    height: 44px;
    border-radius: 6px;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
    background: var(--studio-surface-hover);
}

.studio-material-btn__swatch img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.studio-material-btn__swatch::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.08);
}

.studio-material-btn__text {
    flex: 1;
    min-width: 0;
}

.studio-material-btn__name {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--studio-text);
    margin-bottom: 2px;
}

.studio-material-btn__desc {
    display: block;
    font-size: 0.75rem;
    font-weight: 300;
    color: var(--studio-text-dim);
}

.studio-material-btn__check {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 1.5px solid var(--studio-border);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--studio-transition-fast);
}

.studio-material-btn.active .studio-material-btn__check {
    border-color: var(--studio-accent);
    background: var(--studio-accent);
}

.studio-material-btn__check svg {
    width: 10px;
    height: 10px;
    stroke: var(--studio-check-bg);
    opacity: 0;
    transition: opacity var(--studio-transition-fast);
}

.studio-material-btn.active .studio-material-btn__check svg {
    opacity: 1;
}

/* Desktop: Materialien als Muster-Kacheln statt Listenzeilen */
@media (min-width: 1025px) {
    .studio-material-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .studio-material-btn {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 0;
        overflow: hidden;
    }

    .studio-material-btn__swatch {
        width: 100%;
        height: auto;
        aspect-ratio: 4 / 3;
        border-radius: 0;
    }

    .studio-material-btn__text {
        padding: 8px 10px 10px;
    }

    .studio-material-btn__name {
        font-size: 0.75rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .studio-material-btn__check {
        position: absolute;
        top: 8px;
        right: 8px;
        background: rgba(10, 10, 10, 0.4);
        backdrop-filter: blur(4px);
        -webkit-backdrop-filter: blur(4px);
    }

    .studio-material-btn.active .studio-material-btn__check {
        background: var(--studio-accent);
    }
}

/* ── Size Selector ── */
.studio-sizes {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.studio-size-btn {
    padding: 10px 8px;
    border-radius: var(--studio-radius-sm);
    border: 1px solid var(--studio-border);
    background: var(--studio-surface);
    cursor: pointer;
    transition: all var(--studio-transition-fast);
    text-align: center;
    font-family: var(--font-primary);
}

.studio-size-btn:hover {
    background: var(--studio-surface-hover);
    border-color: rgba(255, 255, 255, 0.12);
}

.studio-size-btn.active {
    border-color: var(--studio-accent);
    background: var(--studio-accent-glow);
}

.studio-size-btn__dim {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--studio-text);
    margin-bottom: 2px;
}

.studio-size-btn__label {
    display: block;
    font-size: 0.75rem;
    font-weight: 300;
    color: var(--studio-text-dim);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ── Collapsible Technical Data ── */
.studio-techdata {
    margin-top: 14px;
    border-top: 1px solid var(--studio-border);
}

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

.studio-techdata__summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding-top: 14px;
    color: var(--studio-text-muted);
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    list-style: none;
}

.studio-techdata__summary::-webkit-details-marker {
    display: none;
}

.studio-techdata__summary::after {
    content: '+';
    color: var(--studio-accent);
    font-size: 1rem;
    font-weight: 400;
    line-height: 1;
}

.studio-techdata[open] .studio-techdata__summary::after {
    content: '−';
}

.studio-techdata__list {
    margin: 14px 0 0;
    padding: 0;
}

.studio-techdata__row {
    padding: 10px 0;
    border-top: 1px solid var(--studio-border);
}

.studio-techdata__row dt {
    color: var(--studio-text-dim);
    font-size: 0.625rem;
    font-weight: 600;
    letter-spacing: 1.2px;
    text-transform: uppercase;
}

.studio-techdata__row dd {
    margin: 4px 0 0;
    color: var(--studio-text-muted);
    font-size: 0.75rem;
    line-height: 1.5;
}

/* ── CTA Button ── */
.studio-cta {
    padding: 14px 28px;
    border: 1px solid var(--studio-accent);
    border-radius: var(--studio-radius-sm);
    background: rgba(138, 173, 178, 0.1);
    color: var(--studio-accent);
    font-family: var(--font-primary);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all var(--studio-transition-fast);
    margin-top: 8px;
    width: 100%;
    text-align: center;
    text-decoration: none;
    display: block;
}

.studio-light .studio-cta {
    border-color: #3d7a80;
    background: rgba(42, 90, 95, 0.08);
    color: #2a5a5f;
}

.studio-cta:hover {
    background: var(--studio-accent);
    color: #fff;
    box-shadow: 0 4px 20px rgba(138, 173, 178, 0.25);
    transform: translateY(-1px);
}

.studio-cta:active {
    transform: translateY(0);
}

.studio-price-note {
    margin: 0;
    color: var(--studio-text-dim);
    font-size: 0.78rem;
    line-height: 1.55;
}

/* ── Summary bar ── */
.studio-summary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    padding: 12px 24px;
    background: var(--studio-surface);
    border-top: 1px solid var(--studio-border);
    flex-shrink: 0;
    transition: background 0.5s ease, border-color 0.5s ease;
}

.studio-summary__item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8125rem;
    color: var(--studio-text-dim);
    letter-spacing: 0.5px;
    flex-shrink: 0;
    white-space: nowrap;
}

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

.studio-summary__item strong {
    color: var(--studio-text-muted);
    font-weight: 500;
}

.studio-summary__swatch {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid var(--studio-border);
    flex-shrink: 0;
}

.studio-summary__swatch--finish {
    display: inline-block;
    background: var(--finish-swatch, #111);
}

.studio-summary__dot {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--studio-text-dim);
    flex-shrink: 0;
}

/* ── Animations ── */
@keyframes studioFadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes studioSlideIn {
    from {
        opacity: 0;
        transform: translateX(-12px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes studioSlideInRight {
    from {
        opacity: 0;
        transform: translateX(12px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Model switch animation */
.studio-bed-image.switching .studio-spin-frame.active {
    animation: studioBedSwitch 0.42s ease-out both;
}

@keyframes studioBedSwitch {
    0% {
        opacity: 0.62;
        transform: scale(1.02);
    }

    100% {
        opacity: 1;
        transform: scale(1.02);
    }
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 1100px) {
    .studio-summary {
        flex-wrap: wrap;
        gap: 8px 16px;
    }
}

@media (max-width: 1200px) {
    .studio-layout {
        grid-template-columns: 1fr 280px;
    }

    .studio-model-btn {
        width: 60px;
        height: 60px;
    }

    .studio-bed-wrapper {
        width: min(70%, calc((100dvh - 320px) * 1.6), calc(100vw - 592px));
        /* The tools column is 280px at this breakpoint. */
        transform: translateX(140px);
    }
}

@media (max-width: 1024px) {
    .studio-layout {
        grid-template-columns: 1fr;
        grid-template-rows: auto 1fr auto;
        overflow-y: auto;
    }

    body.studio-page {
        overflow-y: auto;
        height: auto;
        min-height: 100vh;
        min-height: 100dvh;
    }

    .studio-models {
        position: static;
        flex-direction: row;
        overflow-x: auto;
        overflow-y: hidden;
        padding: 12px 24px;
        gap: 8px;
        width: 100%;
        bottom: auto;
        /* Horizontale Leiste: Fade nach rechts statt nach unten */
        -webkit-mask-image: linear-gradient(to right, #000 calc(100% - 28px), transparent);
        mask-image: linear-gradient(to right, #000 calc(100% - 28px), transparent);
    }

    .studio-models__label {
        writing-mode: horizontal-tb;
        transform: none;
        margin-bottom: 0;
        margin-right: 8px;
    }

    .studio-stage {
        min-height: 50vh;
        padding: 24px;
    }

    .studio-bed-wrapper {
        width: 70%;
        max-width: 500px;
        transform: none;
    }

    .studio-config {
        padding: 8px 24px 24px;
        display: flex;
        flex-direction: column;
    }
}

/*
 * Portrait and near-square displays should use the same stacked reading order
 * as tablets, regardless of their CSS pixel width. Width-only breakpoints
 * otherwise put devices such as the 13-inch iPad Pro (1032px wide) and tall
 * in-app browser panes back into the narrow desktop tools-column layout.
 */
@media (min-width: 769px) and (max-aspect-ratio: 6 / 5) {
    body.studio-page {
        overflow-y: auto;
        height: auto;
        min-height: 100vh;
        min-height: 100dvh;
    }

    .studio-layout {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
        overflow: visible;
    }

    .studio-models {
        position: static;
        flex-direction: row;
        justify-content: center;
        overflow-x: auto;
        overflow-y: hidden;
        width: 100%;
        padding: 12px clamp(24px, 4vw, 64px);
        gap: clamp(8px, 1vw, 14px);
        bottom: auto;
        -webkit-mask-image: linear-gradient(to right, #000 calc(100% - 28px), transparent);
        mask-image: linear-gradient(to right, #000 calc(100% - 28px), transparent);
    }

    .studio-models__label {
        writing-mode: horizontal-tb;
        transform: none;
        margin-bottom: 0;
        margin-right: 8px;
    }

    .studio-model-btn {
        width: clamp(60px, 5vw, 80px);
        height: clamp(60px, 5vw, 80px);
    }

    .studio-stage {
        min-height: 0;
        padding: clamp(32px, 4vw, 64px) clamp(20px, 4vw, 64px);
        overflow: visible;
    }

    .studio-bed-wrapper {
        width: min(90%, 1440px);
        max-width: 1440px;
        transform: none;
    }

    .studio-config {
        display: flex;
        flex-direction: column;
        width: min(100%, 1200px);
        margin-inline: auto;
        padding: 8px clamp(24px, 4vw, 64px) 32px;
        overflow-y: visible;
    }

    .studio-material-grid {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .studio-material-btn {
        flex-direction: row;
        align-items: center;
        gap: 12px;
        padding: 10px 12px;
        overflow: visible;
    }

    .studio-material-btn__swatch {
        width: 44px;
        height: 44px;
        aspect-ratio: auto;
        border-radius: 6px;
    }

    .studio-material-btn__text {
        padding: 0;
    }

    .studio-material-btn__name {
        font-size: 0.8125rem;
        white-space: normal;
        overflow: visible;
        text-overflow: clip;
    }

    .studio-material-btn__check {
        position: static;
        background: transparent;
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }
}

@media (max-width: 768px) {
    .studio-header {
        padding: 12px 16px;
    }

    /* Collapse theme + language controls into a gear dropdown */
    .studio-header__settings {
        display: flex;
    }

    .studio-cart-button {
        width: 32px;
        height: 32px;
    }

    .studio-header__panel {
        position: absolute;
        top: calc(100% + 10px);
        right: 16px;
        padding: 10px 14px;
        background: var(--studio-glass);
        backdrop-filter: blur(var(--studio-glass-blur));
        -webkit-backdrop-filter: blur(var(--studio-glass-blur));
        border: 1px solid var(--studio-border);
        border-radius: var(--studio-radius-sm);
        box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
        opacity: 0;
        transform: translateY(-8px);
        pointer-events: none;
        transition: opacity 0.2s ease, transform 0.2s ease;
        z-index: 200;
    }

    .studio-header__panel.open {
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }

    .studio-config {
        grid-template-columns: 1fr;
        padding: 16px;
    }

    .studio-model-btn {
        width: 52px;
        height: 52px;
    }

    .studio-stage {
        min-height: 40vh;
    }

    .studio-bed-wrapper {
        width: 85%;
        max-width: none;
    }

    .studio-bed-info__model {
        font-size: 1.25rem;
    }

    .studio-summary {
        flex-wrap: wrap;
        gap: 8px 16px;
    }
}

@media (max-width: 480px) {
    .studio-sizes {
        grid-template-columns: 1fr;
    }

    .studio-finish-grid {
        grid-template-columns: 1fr;
    }

    .studio-material-tabs {
        grid-template-columns: 1fr;
    }
}

/* ── Accessibility ── */
@media (prefers-reduced-motion: reduce) {

    .studio-models,
    .studio-stage,
    .studio-config,
    .studio-bed-info {
        animation: none !important;
        opacity: 1 !important;
        transform: none !important;
    }

    .studio-bed-image.switching .studio-spin-frame.active {
        animation: none;
    }

    .studio-bed-wrapper {
        transition: none;
    }

    .studio-cta:hover {
        transform: none;
    }

    body.studio-page {
        transition: none;
    }
}

/* Focus styles for keyboard navigation */
.studio-model-btn:focus-visible,
.studio-finish-btn:focus-visible,
.studio-material-btn:focus-visible,
.studio-material-tab:focus-visible,
.studio-material-chip:focus-visible,
.studio-size-btn:focus-visible,
.studio-cta:focus-visible,
.studio-theme-toggle:focus-visible,
.studio-cart-button:focus-visible {
    outline: 2px solid var(--studio-accent);
    outline-offset: 2px;
}