/* Container Layout */
.egc-coating-wrapper {
    display: flex;
    gap: 24px;
    width: 100%;
    align-items: flex-start;
    margin-bottom: 30px;
}

/* Center Content Box */
.egc-coating-center-container {
    flex: 1 1 65%;
    border: 1px solid #e0e0e0;
    padding: 24px;
    border-radius: 6px;
    background: #ffffff;
    min-height: 420px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.egc-coating-center-content .egc-placeholder-text {
    font-size: 14px;
    color: #666666;
    margin-top: 20px;
    font-style: italic;
}

/* Sidebar Container */
.egc-coating-sidebar-container {
    flex: 0 0 320px;
}

.egc-step-panel[data-step="4"] .egc-step-title {
    margin-top: 0 !important;
    margin-bottom: 20px !important;
    font-size: 22px;
    font-weight: 700;
}

/* Sidebar Coating Cards */
.egc-coating-card {
    position: relative;
    border: 1px solid #dcdcdc;
    border-radius: 6px;
    padding: 22px 16px 16px 16px;
    margin-top: 14px;
    margin-bottom: 16px;
    background: #ffffff;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    cursor: pointer;
    overflow: visible !important;
    transition: all 0.25s ease;
}

.egc-coating-card:hover,
.egc-coating-card.is-active,
.egc-coating-card.is-selected {
    border-color: #800080;
    box-shadow: 0 4px 12px rgba(128, 0, 128, 0.12);
}

.egc-coating-card .egc-card-badge {
    position: absolute;
    top: -12px;
    right: 14px;
    background: #fca311;
    color: #000000;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 4px;
    z-index: 5;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

.egc-coating-card .egc-select-btn {
    height: auto !important;
    min-height: 38px !important;
    padding: 8px 18px !important;
    align-self: center !important;
    background: #1a1a1a;
    color: #ffffff;
    border: none;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 600;
}

/* CENTER AREA: Featured Coating Parent Card */
.egc-featured-coating-card {
    position: relative;
    border: 1px solid #1a1a1a;
    border-radius: 6px;
    padding: 24px 20px;
    background: #ffffff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
    cursor: pointer;
    margin-bottom: 24px;
    transition: box-shadow 0.2s ease;
}

.egc-featured-coating-card:hover {
    box-shadow: 0 3px 10px rgba(0,0,0,0.08);
}

.egc-featured-left-image,
.egc-featured-right-image {
    flex: 0 0 auto;
    max-width: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.egc-featured-left-image img,
.egc-featured-right-image img {
    max-width: 100%;
    max-height: 85px;
    object-fit: contain;
}

.egc-featured-coating-body {
    flex: 1 1 auto;
    min-width: 0;
}

.egc-badge-top-right {
    position: absolute;
    top: -12px;
    right: 16px;
    background: #e8f0fe;
    color: #1a1a1a;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 4px;
    border: 1px solid #cbd5e1;
}

.egc-featured-title {
    font-size: 18px;
    font-weight: 700;
    margin: 0 0 8px 0;
    color: #111111;
}

.egc-featured-description {
    font-size: 13px;
    color: #555555;
    line-height: 1.5;
}

.egc-purple-btn {
    background-color: #800080 !important;
    color: #ffffff !important;
    padding: 8px 20px !important;
    border-radius: 4px !important;
    font-weight: 600 !important;
    flex-shrink: 0;
}

/* CENTER AREA: Select Lens Color Section */
.egc-lens-color-section {
    margin-top: 20px;
}

.egc-color-section-title {
    font-size: 18px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    color: #222222;
}

/* Color Cards 3-Column Grid */
.egc-color-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.egc-color-card-item {
    border: 1px solid #dcdcdc;
    border-radius: 6px;
    padding: 16px 12px;
    background: #ffffff;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    transition: all 0.25s ease;
}

.egc-color-card-item:hover,
.egc-color-card-item.is-selected {
    border-color: #800080;
    box-shadow: 0 4px 12px rgba(128, 0, 128, 0.15);
}

/* Color Swatch Image */
.egc-color-card-img {
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 6px;
    width: 100%;
}

.egc-color-card-img img {
    max-height: 65px;
    max-width: 100%;
    object-fit: contain;
}

/* Main Eyewear Product Thumbnail */
.egc-color-card-product-thumb {
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
    width: 100%;
}

.egc-color-card-product-thumb img {
    max-height: 100px;
    max-width: 100%;
    object-fit: contain;
}

.egc-color-card-title {
    font-size: 13px;
    font-weight: 700;
    margin: 0 0 10px 0;
    color: #222222;
    line-height: 1.3;
}

.egc-color-card-item .egc-select-btn {
    background: #000000;
    color: #ffffff;
    border: none;
    padding: 6px 18px;
    border-radius: 3px;
    font-size: 12px;
    font-weight: 700;
    margin-bottom: 8px;
    cursor: pointer;
}

.egc-color-card-price {
    font-size: 14px;
    font-weight: 700;
    color: #111111;
}

/* Price Breakdown Summary Styling */
.egc-coating-sidebar-container .egc-step-price-summary {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    margin-top: 20px;
    padding-top: 14px;
    border-top: 1px solid #eeeeee;
    text-align: right;
}

.egc-coating-sidebar-container .egc-step-price-summary .egc-summary-row {
    display: flex;
    justify-content: flex-end;
    gap: 16px;
    font-size: 13px;
    color: #444444;
    margin-bottom: 4px;
}

.egc-coating-sidebar-container .egc-step-price-summary .egc-summary-value {
    font-weight: 700;
    color: #111111;
}

.egc-coating-sidebar-container .egc-step-price-summary .egc-grand-total {
    font-weight: 700;
    font-size: 15px;
    color: #000000;
    margin-top: 6px;
    padding-top: 6px;
    border-top: 1px solid #dddddd;
}

/* ==========================================================================
   MOBILE RESPONSIVE OVERRIDES (STEP 4: COATING)
   ========================================================================== */
@media (max-width: 768px) {
    /* 1. Stack Container Vertically: Top Featured Box First, Sidebar Below */
    .egc-coating-wrapper {
        flex-direction: column !important;
        gap: 20px !important;
        margin-bottom: 25px !important;
    }

    /* 2. Top Container: Auto-Expanding Height & Overflow Visible */
    .egc-coating-center-container {
        width: 100% !important;
        flex: none !important;
        min-height: auto !important;
        height: auto !important; /* Expands smoothly when color swatches open */
        overflow: visible !important;
        padding: 16px !important;
        box-sizing: border-box !important;
        border: 1px solid #dcdcdc !important;
        border-radius: 6px !important;
        background: #ffffff !important;
    }

    .egc-coating-center-content .egc-placeholder-text {
        margin-top: 10px !important;
        font-size: 13px !important;
    }

    /* Featured Parent Card Inside Top Container */
    .egc-featured-coating-card {
        flex-direction: column !important;
        align-items: stretch !important;
        padding: 16px !important;
        gap: 12px !important;
        margin-bottom: 15px !important;
    }

    .egc-featured-left-image,
    .egc-featured-right-image {
        max-width: 100px !important;
        margin: 0 auto !important;
    }

    .egc-featured-title {
        font-size: 16px !important;
        text-align: center !important;
    }

    .egc-featured-description {
        font-size: 12px !important;
        text-align: center !important;
    }

    .egc-featured-coating-card .egc-purple-btn {
        width: 100% !important;
        text-align: center !important;
        margin-top: 8px !important;
    }

    /* 3. Lens Color Swatch Section Auto Visibility */
    .egc-lens-color-section {
        width: 100% !important;
        display: block;
        margin-top: 15px !important;
        clear: both !important;
    }

    /* Color Swatches 2-Column Grid on Mobile */
    .egc-color-cards-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 10px !important;
        width: 100% !important;
    }

    .egc-color-card-item {
        padding: 10px 6px !important;
    }

    .egc-color-card-img {
        height: 50px !important;
    }

    .egc-color-card-product-thumb {
        height: 70px !important;
    }

    /* 4. Bottom: Select Lens Visibility Cards (Full Width Stack) */
    .egc-coating-sidebar-container {
        width: 100% !important;
        flex: none !important;
        box-sizing: border-box !important;
    }

    .egc-step-panel[data-step="4"] .egc-step-title {
        font-size: 18px !important;
        margin-bottom: 14px !important;
    }

    /* Coating Main Cards: Spacing & Padding Fix */
    .egc-coating-card {
        flex-direction: column !important;
        align-items: stretch !important;
        justify-content: flex-start !important;
        padding: 20px 16px 16px 16px !important;
        margin-top: 18px !important;
        margin-bottom: 14px !important;
        gap: 12px !important;
        position: relative !important;
        box-sizing: border-box !important;
        width: 100% !important;
        border-radius: 6px !important;
    }

    .egc-coating-card .egc-card-badge {
        position: absolute !important;
        top: -10px !important;
        right: 14px !important;
        z-index: 10 !important;
    }

    .egc-coating-card .egc-card-body {
        width: 100% !important;
    }

    .egc-coating-card .egc-card-title {
        font-size: 16px !important;
        font-weight: 700 !important;
        margin-bottom: 8px !important;
    }

    .egc-coating-card .egc-card-description {
        font-size: 13px !important;
        line-height: 1.4 !important;
    }

    .egc-coating-card .egc-card-description ul {
        margin: 4px 0 0 0 !important;
        padding-left: 18px !important;
    }

    .egc-coating-card .egc-card-description li {
        margin-bottom: 4px !important;
    }

    /* Select Button at Bottom Right */
    .egc-coating-card .egc-select-btn {
        align-self: flex-end !important;
        margin-top: 6px !important;
        background: #8a2be2 !important;
        color: #ffffff !important;
        padding: 8px 20px !important;
        font-size: 12px !important;
        font-weight: 700 !important;
        border-radius: 3px !important;
    }

    /* Price Summary Box */
    .egc-coating-sidebar-container .egc-step-price-summary {
        margin-top: 15px !important;
        padding-right: 5px !important;
    }
}