.matt-sticky-image {
    position: sticky;
    top: 0;
    min-height: 420px;
    background: #f1f2f6;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: 0 0 10px 10px;
    padding: 12px;
}

#mattressViewport {
    width: 100%;
    min-height: 420px;
    height: min(72vh, 640px);
    border-radius: 16px;
    position: relative;
    background: #e8ecf2;
}

#mattressViewport canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
    border-radius: 16px;
    position: relative;
    z-index: 1 !important;
}
.mattressHeading{
    background: #856445;
    margin: 0;
    border-radius: 10px 10px 0 0;
    padding: 10px;
}
.mattressHeading .three-d-title{
    font-size: 16px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    font-weight: 500;
    color: #FFF;
    text-align: center;
}
.control-buttons {
    position: absolute;
    top: 0px;
    right: 0px;
    display: flex;
    gap: 10px;
    z-index: 100;
    padding: 5px 10px;
    border-radius: 60px;
    backdrop-filter: blur(8px);
    line-height: 1.3;
}
.control-buttons button {
    border: none;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.2s ease;
}
.control-buttons button:hover {
    background: #856445;
    color: #FFF;
    transform: scale(1.08);
}
.control-buttons button:active {
    transform: scale(0.95);
}
.matt-config-panel {
    padding: 0 1.5rem 0 1rem;
}

.matt-main-config {
    flex: 2;
    min-width: 240px;
}

.matt-section-title {
    font-size: 14px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    font-weight: 600;
    color: #856445;
    margin-bottom: 1rem;
    border-left: 3px solid #856445;
    padding-left: 12px;
}

.matt-premium-select {
    border-radius: 5px;
    padding: 12px 20px;
    border: 1px solid #e2e8f0;
    background: #FFF;
    font-weight: 500;
}

.matt-premium-select:focus {
    border-color: #856445;
    box-shadow: 0 0 0 3px rgba(200, 155, 43, 0.2);
    outline: none;
}

.matt-swiper-container {
    border-radius: 28px;
    padding: 0.25rem 0;
    margin-top: 0.75rem;
}

.matt-swiper-slide {
    border-radius: 5px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    background: #f9f9fb;
    display: flex;
    align-items: center;
    justify-content: center;
}

.matt-swiper-slide img {
    width: 78.75px !important;
    height: 100%;
    object-fit: cover;
    display: block;
}

.matt-swiper-slide-active {
    border: 2px solid #856445;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.matt-swiper-btn {
    background: #dbbea1;
    width: 40px;
    height: 40px;
    border-radius: 60px;
    color: #FFF;
    border: none;
}

.matt-swiper-btn:hover {
    background: #856445;
    color: #FFF;
}

.matt-color-circle {
    width: 25px;
    height: 25px;
    border-radius: 50%;
    cursor: pointer;
    position: relative;
}

.matt-active-color {
    box-shadow: 0 0 0 3px #FFF, 0 0 0 5px #856445;
}

.matt-check-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #FFF;
    font-size: 12px;
    display: none;
}

.matt-active-color .matt-check-icon {
    display: block;
}

.matt-hex-code {
    background: #f1f5f9;
    border-radius: 5px;
    padding: 8px 16px;
    font-family: monospace;
    font-size: 14px;
}

.matt-gold-btn {
    background: #856445;
    border: none;
    color: #FFF;
    padding: 10px 20px;
}

.matt-gold-btn:hover {
    background: #dec1a3;
    color: #FFF;
}

body.modal-open {
    overflow: hidden !important;
}

.modal {
    z-index: 99999 !important;
}

.modal.show {
    display: block !important;
}

.modal-backdrop.show {
    z-index: 99998 !important;
}

.matt-modal .modal-dialog {
    max-width: 900px;
    width: calc(100% - 2rem);
    margin: 1.75rem auto;
}

.matt-modal .modal-content {
    border-radius: 20px;
    border: none;
    padding: 20px;
    overflow: hidden;
}

.matt-modal .modal-body {
    padding: 0;
}

.modal-gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    gap: 20px;
    max-height: 60vh;
    overflow-y: auto;
    padding: 8px;
}

.modal-gallery-item {
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    background: #f9f9fb;
    width: 100px;
}

.modal-gallery-item:hover,
.modal-gallery-item.selected-modal-img {
    border-color: #856445;
}

.modal-gallery-item img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    display: block;
}

.matt-textures-loading {
    font-size: 12px;
    color: #888;
    padding: 8px 0;
}

@media (max-width: 992px) {
    .matt-sticky-image {
        position: relative;
        min-height: 320px;
    }

    #mattressViewport {
        min-height: 320px;
        height: 50vh;
    }

    .matt-config-panel {
        padding: 1.5rem 0;
    }
    .matt-sticky-image{
        border-radius:16px;
    }
}
@media (max-width: 575px) {
    .control-buttons button {
        width: 20px;
        height: 20px;
    }
    .matt-sticky-image{
        border-radius:14px;
    }
}