/* --- Global & Container --- */
.pp-selection-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
    padding: 1rem;
    font-family: var(--pp-font-family, 'Montserrat', sans-serif);
}

/* --- Gallery Section --- */
.pp-gallery-section {
    display: flex;
    flex-direction: column-reverse;
    gap: 0.5rem;
}

.pp-main-image-wrapper {
    position: relative;
    flex: 1;
    width: 100%;
    max-width: 500px;
    background: transparent;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

#pp-main-display {
    width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
    /* 🌟 THEME CONTRACT: If no theme asset is applied, falls back to pristine white */
    background: var(--pp-card-surface-bg, white);
    border-radius: var(--pp-image-radius, 8px);
    border: var(--pp-computed-border, 1px solid #e0e0e0);
    mix-blend-mode: var(--pp-mockup-blend-mode, normal) !important;
    z-index: 1;
}

/* --- Price Pill Overlay --- */
.pp-price-pill {
    position: absolute;
    top: 15px;
    right: 15px;
    z-index: 10;
    background: var(--pp-button-bg, rgba(255, 255, 255, 0.75));
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 8px 16px;
    border-radius: var(--pp-price-radius, 50px);
    color: var(--pp-checked-text-color, #1a1a1a);
    font-weight: 700;
    font-size: 1.1rem;
    box-shadow: var(--pp-button-glow, 0 4px 12px rgba(0, 0, 0, 0.08));
    border: 1px solid rgba(255, 255, 255, 0.3);
    pointer-events: none;
}

/* --- Thumbnails --- */
.pp-thumbnails {
    display: flex;
    flex-direction: row;
    gap: 0.5rem;
    overflow-x: auto;
    padding-top: 2px;
    align-items: flex-start;
}

.pp-thumbnails::-webkit-scrollbar { width: 4px; }
.pp-thumbnails::-webkit-scrollbar-thumb { background: #ddd; border-radius: 8px; }
.pp-thumbnails:empty { display: none; }

.pp-thumb {
    width: 70px;
    height: 70px;
    object-fit: cover;
    border: var(--pp-computed-border, 1px solid #e0e0e0);
    border-radius: var(--pp-image-radius, 8px);
    cursor: pointer;
    background: var(--pp-card-surface-bg, #fff);
    mix-blend-mode: var(--pp-mockup-blend-mode, normal) !important;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0.8;
}

.pp-thumb.active {
    opacity: 1;
    border: var(--pp-active-thumb-border, 1px solid #777) !important;
    box-shadow: var(--pp-state-glow, 0 2px 6px rgba(0,0,0,0.15));
}

.pp-thumb:not(.active):hover {
    opacity: 1;
    transform: translateY(-1px);
    box-shadow: var(--pp-state-glow, 0 4px 8px rgba(0,0,0,0.1));
    border: var(--pp-active-thumb-border, 1px solid #a0a0a0) !important;
}

/* --- Product Info Section --- */
.pp-info-section {
    display: flex;
    flex-direction: column;
    flex: 0 0 35%;
    align-items: flex-start;
    text-align: left;
    width: 100%;
    min-width: 300px;
}
.pp-product-title {
    background: var(--pp-title-bg, rgba(255, 255, 255, 0.4));
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 1.0rem;
    border-radius: var(--pp-border-radius, 12px);
    margin: 0 0 0.5rem 0;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--pp-text-title, #262626) !important;
    text-transform: var(--pp-text-transform, none);
    text-shadow: var(--pp-heading-glow, none);
}

.pp-option-group { margin-bottom: 1.0rem; width: 100%; }

.pp-option-label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
}

/* --- Controls (Color & Size) --- */
.pp-color-grid, .pp-size-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: flex-start;
}

.pp-color-swatch {
    width: 32px;
    height: 32px;
    border-radius: var(--pp-swatch-radius, 20%);
    border: var(--pp-swatch-border, 1px solid #ddd);
    cursor: pointer;
    position: relative;
    transition: transform 0.1s;
}

.pp-color-swatch.active::after {
    content: '';
    position: absolute;
    top: -2px; left: -2px; right: -2px; bottom: -2px;
    border: 1px solid var(--pp-swatch-active-color, #000) !important;
    border-radius: var(--pp-swatch-radius, 20%);
    box-shadow: var(--pp-state-glow, none);
}

.pp-color-swatch.disabled { opacity: 0.2; cursor: not-allowed; filter: grayscale(1); }

/* Size Pills */
.pp-size-pill input { display: none; }
.pp-size-pill span {
    display: inline-block;
    padding: 8px 16px;
    border: var(--pp-size-pill-border, 1px solid #ddd);
    border-radius: var(--pp-pill-radius, 4px);
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    background-color: var(--pp-size-pill-bg, #fff);
    transition: all 0.2s ease-in-out;
    color: var(--pp-text-muted, #333);
}

.pp-size-pill:not(.disabled):hover span {
    border-color: #bbb;
    background-color: #f9f9f9;
    transform: scale(1.05);
}

.pp-size-pill input:checked + span {
    background: var(--pp-checked-bg, #000) !important;
    color: var(--pp-checked-text-color, #fff) !important;
    border-color: var(--pp-active-border, #000) !important;
    box-shadow: var(--pp-state-glow, none) !important;
    transform: none !important;
}

.pp-size-pill.disabled { opacity: 0.4; cursor: not-allowed; pointer-events: none; }
.pp-size-pill.disabled span { border-color: #444; text-decoration: line-through; }

/* Size Dropdown (Custom Caret) */
.pp-size-select {
    width: 100%;
    padding: 12px 42px 12px 12px;
    border: var(--pp-computed-border, 1px solid #ddd);
    border-radius: var(--pp-pill-radius, 4px);
    background: var(--pp-card-surface-bg, #fff) url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20width%3D%2224%22%20height%3D%2224%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22%23333%22%20stroke-width%3D%222%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpolyline%20points%3D%226%209%2012%2015%2018%209%22%3E%3C/polyline%3E%3C/svg%3E") no-repeat right 12px center;
    background-size: 16px;
    color: var(--pp-text-muted, #333);
    font-size: 1rem;
    cursor: pointer;
    appearance: none;
    text-overflow: ellipsis;
}

/* --- Buy Action Section --- */
.pp-action-section {
    margin-top: 3rem;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}
.pp-buy-button-container {
    width: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    margin-top: 2rem;
    padding: 1.5rem;
    border-radius: var(--pp-border-radius, 12px);

    background: var(--pp-buy-container-bg, linear-gradient(to bottom, rgba(255,255,255,0) 0%, rgba(255,255,255,0.8) 40%)) !important;
}
.pp-printful-short-desc {
    width: 100%;
    margin-top: 1rem;
    margin-bottom: 1rem;
    font-size: 12px;
    color: var(--pp-text-muted, #666);
    text-align: left;
}
.pp-trust-note {
    width: 100%;
    font-size: 11px;
    color: var(--pp-text-muted, #999);
    text-align: center;
}

/* --- Responsiveness (Desktop 768px+) --- */
@media (min-width: 768px) {
    .pp-selection-container {
        flex-direction: row;
        align-items: flex-start;
        justify-content: center;
        gap: 20px;
        padding: 2rem;
    }
    .pp-gallery-section { flex: 0 1 auto; flex-direction: row; min-width: 0; align-items: flex-start; }
    .pp-thumbnails {
        flex-direction: column;
        width: 85px;
        height: 450px;
        overflow-y: auto;
        overflow-x: hidden;
        padding-right: 5px;
        scrollbar-width: thin;
        scrollbar-color: #ccc transparent;
    }
    .pp-thumb { width: 75px; height: 75px; flex: 0 0 75px; }
    .pp-main-image-wrapper { width: 450px; flex-shrink: 0; align-self: flex-start; }
    .pp-info-section { flex: 0 0 300px; }
}

/* --- Responsiveness (Mobile / Tablet < 767px) --- */
@media (max-width: 767px) {
    .pp-selection-container {
        max-width: 500px;
        margin: 0 auto;
        padding: 1rem;
        gap: 1.5rem;
    }
    .pp-gallery-section {
        width: 100%;
        flex-direction: column-reverse;
        align-items: flex-start;
    }
    .pp-thumbnails {
        width: 100%;
        padding: 10px 0 15px 0;
        gap: 12px;
        flex-wrap: nowrap;
        scrollbar-width: none;
    }
    .pp-thumbnails::-webkit-scrollbar { display: none; }
    .pp-thumb { width: 75px; height: 75px; flex: 0 0 75px; }
    .pp-main-image-wrapper { margin-bottom: 0px; width: 100%; }
    .pp-info-section { width: 100%; min-width: 0; }
}