.mev-visualizer {
    --mev-radius: 24px;
    --mev-border: #e7e8ec;
    --mev-text: #182329;
    --mev-muted: #6b7280;
    --mev-bg: #ffffff;
    --mev-soft: #f7f7fa;
    --mev-active: #111827;
    width: 100%;
    color: var(--mev-text);
    font-family: inherit;
}
.mev-stage {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(480px, 540px);
    gap: 18px;
    align-items: stretch;
}
.mev-image-wrap {
    position: sticky;
    top: 16px;
    min-height: 520px;
    background: var(--mev-soft);
    border: 1px solid var(--mev-border);
    border-radius: var(--mev-radius);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 18px 44px rgba(0,0,0,.065);
}
.mev-main-image {
    display: block;
    width: 100%;
    height: 100%;
    min-height: inherit;
    object-fit: contain;
    transition: opacity .2s ease, transform .2s ease;
}
.mev-main-image.is-changing {
    opacity: .45;
    transform: scale(.995);
}
.mev-placeholder {
    padding: 40px;
    color: var(--mev-muted);
    text-align: center;
    font-size: 15px;
    line-height: 1.8;
}
.mev-loading {
    position: absolute;
    inset: auto 18px 18px 18px;
    background: rgba(0,0,0,.72);
    color: #fff;
    border-radius: 999px;
    padding: 10px 14px;
    text-align: center;
    font-size: 13px;
}
.mev-panel {
    position: sticky;
    top: 16px;
    align-self: start;
    max-height: calc(100vh - 32px);
    overflow: hidden;
    background: var(--mev-bg);
    border: 1px solid var(--mev-border);
    border-radius: var(--mev-radius);
    padding: 22px 20px 20px;
    box-shadow: 0 18px 44px rgba(0,0,0,.06);
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    column-gap: 12px;
    row-gap: 16px;
}
.mev-panel h2,
.mev-subtitle,
.mev-notice {
    grid-column: 1 / -1;
}
.mev-panel h2 {
    margin: 0 0 2px;
    font-size: clamp(22px, 2vw, 28px);
    line-height: 1.45;
    text-align: center;
    font-weight: 800;
    letter-spacing: -.02em;
    color: var(--mev-text);
}
.mev-subtitle {
    margin: 0 0 10px;
    color: var(--mev-muted);
    font-size: 14.5px;
    line-height: 1.9;
    text-align: center;
    font-weight: 500;
}
.mev-choice-group {
    --mev-group-bg: #f8f9fb;
    --mev-group-border: #e5e7eb;
    --mev-item-bg: #ffffff;
    min-width: 0;
    margin: 0;
    padding: 10px 7px 12px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    border-radius: 20px;
    background: var(--mev-group-bg);
    border: 1px solid var(--mev-group-border);
    box-shadow: inset 0 1px 0 rgba(255,255,255,.62);
}
.mev-choice-group[data-group="kitchen"] {
    --mev-group-bg: #eef6ff;
    --mev-group-border: #c7ddff;
    --mev-item-bg: #ffffff;
}
.mev-choice-group[data-group="cabinet"] {
    --mev-group-bg: #f1f7ec;
    --mev-group-border: #cfe1c3;
    --mev-item-bg: #fbfff8;
}
.mev-choice-group[data-group="facade"] {
    --mev-group-bg: #fff4e8;
    --mev-group-border: #f2d2ad;
    --mev-item-bg: #fffbf5;
}
.mev-choice-group[data-group="stone"] {
    --mev-group-bg: #f5f0ff;
    --mev-group-border: #d8c9f6;
    --mev-item-bg: #fdfbff;
}
.mev-choice-group h3 {
    min-height: 38px;
    margin: 0 0 10px;
    font-size: 13.5px;
    line-height: 1.55;
    text-align: center;
    color: var(--mev-muted);
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
}
.mev-choice-list {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    max-height: min(58vh, 430px);
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 8px 5px 8px 8px;
    border-radius: 16px;
    background: rgba(255,255,255,.42);
    border: 1px solid rgba(255,255,255,.56);
    scrollbar-width: thin;
}
.mev-choice-list::-webkit-scrollbar {
    width: 6px;
}
.mev-choice-list::-webkit-scrollbar-thumb {
    background: rgba(0,0,0,.24);
    border-radius: 999px;
}
.mev-choice {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 88px;
    height: 88px;
    max-width: 100%;
    padding: 4px;
    margin: 0 auto;
    border: 2px solid rgba(255,255,255,.8);
    border-radius: 20px;
    background: var(--mev-item-bg);
    color: inherit;
    cursor: pointer;
    font: inherit;
    transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease, background-color .2s ease;
}
.mev-choice:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 22px rgba(0,0,0,.09);
    background: #fff;
}
.mev-choice.is-active {
    border-color: var(--mev-active);
    box-shadow: 0 0 0 3px rgba(17,24,39,.13);
}
.mev-choice.is-active::after {
    content: '';
    position: absolute;
    inset: 8px;
    border: 2px solid rgba(255,255,255,.92);
    border-radius: 14px;
    pointer-events: none;
}
.mev-choice img,
.mev-swatch-fallback {
    width: 100%;
    height: 100%;
    border-radius: 14px;
    object-fit: cover;
    background: #eceff3;
    border: 1px solid rgba(0,0,0,.06);
    display: block;
}
.mev-choice-group[data-group="kitchen"] .mev-choice img {
    object-fit: cover;
}
.mev-notice {
    margin-top: 2px;
    padding: 11px 13px;
    border-radius: 16px;
    background: #fff8e5;
    color: #6b5300;
    border: 1px solid #efd894;
    font-size: 13px;
    line-height: 1.7;
    text-align: center;
}
.mev-frontend-error {
    padding: 16px;
    border-radius: 14px;
    background: #fff2f0;
    border: 1px solid #ffccc7;
    color: #a8071a;
}
@media (max-width: 1100px) {
    .mev-stage {
        grid-template-columns: minmax(0, 1fr) minmax(430px, 500px);
    }
    .mev-choice {
        width: 78px;
        height: 78px;
    }
}
@media (max-width: 980px) {
    .mev-stage {
        grid-template-columns: 1fr;
    }
    .mev-image-wrap,
    .mev-panel {
        position: relative;
        top: auto;
    }
    .mev-image-wrap {
        min-height: 300px;
    }
    .mev-panel {
        max-height: none;
        overflow: visible;
    }
    .mev-choice-list {
        max-height: 280px;
    }
}
@media (max-width: 640px) {
    .mev-panel {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        padding: 18px 14px;
    }
}
@media (max-width: 420px) {
    .mev-stage {
        gap: 14px;
    }
    .mev-panel {
        column-gap: 8px;
        row-gap: 12px;
    }
    .mev-choice-group {
        padding: 8px 5px 10px;
        border-radius: 17px;
    }
    .mev-choice-list {
        padding: 6px 4px 6px 6px;
    }
    .mev-panel h2 {
        font-size: 21px;
    }
    .mev-subtitle {
        font-size: 13px;
    }
    .mev-choice-group h3 {
        font-size: 12px;
        min-height: 32px;
    }
    .mev-choice {
        width: 70px;
        height: 70px;
        border-radius: 17px;
    }
    .mev-choice img,
    .mev-swatch-fallback {
        border-radius: 12px;
    }
}