/* ===================================================================
   FLIESEN-VISUALIZER — Standalone Widget Styles
   Can be included alongside any site's CSS.
   All selectors are scoped to .visualizer-widget to avoid conflicts.
   =================================================================== */

/* ===== TOKENS (override with your own :root if embedding) ===== */
.visualizer-widget {
    --viz-primary: #2c3e50;
    --viz-primary-light: #34495e;
    --viz-accent: #c0944a;
    --viz-accent-hover: #a87d3a;
    --viz-text: #333;
    --viz-text-light: #666;
    --viz-bg: #fff;
    --viz-bg-light: #f8f9fa;
    --viz-border: #e0e0e0;
    --viz-shadow: 0 2px 12px rgba(0,0,0,0.08);
    --viz-shadow-hover: 0 8px 30px rgba(0,0,0,0.12);
    --viz-radius: 8px;
    --viz-transition: 0.3s ease;

    font-family: 'Open Sans', Arial, sans-serif;
    color: var(--viz-text);
    line-height: 1.7;
}

.visualizer-widget h1,
.visualizer-widget h2,
.visualizer-widget h3 {
    font-family: 'Montserrat', Arial, sans-serif;
    color: var(--viz-primary);
    line-height: 1.3;
}

/* ===== LAYOUT ===== */
.visualizer-widget .viz-container {
    max-width: 720px;
    margin: 0 auto;
    padding: 1.5rem 1rem;
}
.visualizer-widget .page-title {
    text-align: center;
    margin-bottom: 0.25rem;
    font-size: 1.5rem;
}
.visualizer-widget .page-subtitle {
    text-align: center;
    color: var(--viz-text-light);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

/* ===== SECTION CARDS ===== */
.visualizer-widget .section {
    background: var(--viz-bg);
    border-radius: var(--viz-radius);
    box-shadow: var(--viz-shadow);
    padding: 1.5rem;
    margin-bottom: 1.25rem;
}
.visualizer-widget .section-label {
    font-family: 'Montserrat', Arial, sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--viz-primary);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.visualizer-widget .step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--viz-accent);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 700;
    flex-shrink: 0;
}

/* ===== UPLOAD AREA ===== */
.visualizer-widget .upload-area {
    border: 2px dashed var(--viz-border);
    border-radius: var(--viz-radius);
    padding: 2rem 1rem;
    text-align: center;
    cursor: pointer;
    transition: border-color var(--viz-transition), background var(--viz-transition);
    position: relative;
}
.visualizer-widget .upload-area:hover,
.visualizer-widget .upload-area.dragover {
    border-color: var(--viz-accent);
    background: rgba(192, 148, 74, 0.04);
}
.visualizer-widget .upload-area input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}
.visualizer-widget .upload-icon {
    font-size: 2.5rem;
    color: var(--viz-accent);
    margin-bottom: 0.5rem;
}
.visualizer-widget .upload-text {
    color: var(--viz-text-light);
    font-size: 0.9rem;
}
.visualizer-widget .upload-text strong {
    color: var(--viz-accent);
}
.visualizer-widget .upload-preview {
    display: none;
    margin-top: 1rem;
    position: relative;
}
.visualizer-widget .upload-preview img {
    max-width: 100%;
    max-height: 300px;
    border-radius: var(--viz-radius);
    object-fit: contain;
}
.visualizer-widget .upload-preview .remove-btn {
    position: absolute;
    top: 6px;
    right: 6px;
    background: rgba(0,0,0,0.6);
    color: #fff;
    border: none;
    border-radius: 50%;
    width: 28px;
    height: 28px;
    cursor: pointer;
    font-size: 1rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ===== CATEGORY TABS ===== */
.visualizer-widget .cat-tabs {
    display: flex;
    gap: 0.4rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    margin-bottom: 0.75rem;
    scrollbar-width: thin;
}
.visualizer-widget .cat-tab {
    flex-shrink: 0;
    padding: 0.35rem 0.75rem;
    border: 2px solid var(--viz-border);
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    background: var(--viz-bg);
    color: var(--viz-text-light);
    transition: all var(--viz-transition);
    white-space: nowrap;
}
.visualizer-widget .cat-tab:hover { border-color: var(--viz-accent); color: var(--viz-accent); }
.visualizer-widget .cat-tab.active { border-color: var(--viz-accent); background: rgba(192,148,74,0.1); color: var(--viz-accent); }

/* ===== TILE GRID ===== */
.visualizer-widget .tile-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 0.75rem;
}
.visualizer-widget .tile-option {
    aspect-ratio: 1;
    border-radius: var(--viz-radius);
    border: 3px solid transparent;
    cursor: pointer;
    transition: border-color var(--viz-transition), transform var(--viz-transition);
    position: relative;
    overflow: hidden;
    background: var(--viz-bg-light);
}
.visualizer-widget .tile-option:hover {
    transform: scale(1.05);
}
.visualizer-widget .tile-option.selected {
    border-color: var(--viz-accent);
    box-shadow: 0 0 0 2px var(--viz-accent);
}
.visualizer-widget .tile-option img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.visualizer-widget .tile-option .tile-name {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0,0,0,0.55);
    color: #fff;
    font-size: 0.65rem;
    text-align: center;
    padding: 3px 4px;
    font-weight: 600;
}

/* ===== SIZE PICKER ===== */
.visualizer-widget .size-row {
    margin-top: 0.75rem;
    display: none;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.visualizer-widget .size-row.visible { display: flex; }
.visualizer-widget .size-row label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--viz-text-light);
}
.visualizer-widget .size-chip {
    padding: 0.3rem 0.7rem;
    border: 2px solid var(--viz-border);
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    background: var(--viz-bg);
    color: var(--viz-text);
    transition: all var(--viz-transition);
}
.visualizer-widget .size-chip:hover { border-color: var(--viz-accent); }
.visualizer-widget .size-chip.active { border-color: var(--viz-accent); background: rgba(192,148,74,0.08); color: var(--viz-accent); }

/* ===== FORM INPUTS ===== */
.visualizer-widget .input-row {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}
.visualizer-widget .input-group {
    flex: 1;
    min-width: 120px;
}
.visualizer-widget .input-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--viz-text-light);
    margin-bottom: 0.3rem;
}
.visualizer-widget .input-group input,
.visualizer-widget .input-group select {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--viz-border);
    border-radius: var(--viz-radius);
    font-size: 0.95rem;
    font-family: inherit;
    color: var(--viz-text);
    background: var(--viz-bg);
    transition: border-color var(--viz-transition);
}
.visualizer-widget .input-group input:focus,
.visualizer-widget .input-group select:focus {
    outline: none;
    border-color: var(--viz-accent);
}

/* ===== BUTTON ===== */
.visualizer-widget .btn-generate {
    display: block;
    width: 100%;
    padding: 0.9rem;
    background: var(--viz-accent);
    color: #fff;
    border: none;
    border-radius: var(--viz-radius);
    font-family: 'Montserrat', Arial, sans-serif;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background var(--viz-transition);
}
.visualizer-widget .btn-generate:hover:not(:disabled) {
    background: var(--viz-accent-hover);
}
.visualizer-widget .btn-generate:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ===== RESULT AREA ===== */
.visualizer-widget .result-area {
    display: none;
}
.visualizer-widget .result-area.visible {
    display: block;
}

/* Spinner */
.visualizer-widget .spinner-wrap {
    display: none;
    text-align: center;
    padding: 2rem 0;
}
.visualizer-widget .spinner-wrap.visible {
    display: block;
}
.visualizer-widget .spinner {
    width: 44px;
    height: 44px;
    border: 4px solid var(--viz-border);
    border-top-color: var(--viz-accent);
    border-radius: 50%;
    animation: viz-spin 0.8s linear infinite;
    margin: 0 auto 0.75rem;
}
@keyframes viz-spin {
    to { transform: rotate(360deg); }
}
.visualizer-widget .spinner-text {
    color: var(--viz-text-light);
    font-size: 0.9rem;
}

/* Result image */
.visualizer-widget .result-image-wrap {
    display: none;
    text-align: center;
}
.visualizer-widget .result-image-wrap.visible {
    display: block;
}
.visualizer-widget .result-image-wrap img {
    max-width: 100%;
    border-radius: var(--viz-radius);
    box-shadow: var(--viz-shadow);
}
.visualizer-widget .result-label {
    font-size: 0.85rem;
    color: var(--viz-text-light);
    margin-top: 0.75rem;
}

/* Download button */
.visualizer-widget .btn-download {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.65rem 1.5rem;
    background: var(--viz-primary);
    color: #fff;
    border-radius: var(--viz-radius);
    font-family: 'Montserrat', Arial, sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: background var(--viz-transition);
}
.visualizer-widget .btn-download:hover {
    background: var(--viz-primary-light);
}

/* Error message */
.visualizer-widget .error-wrap {
    display: none;
    text-align: center;
    padding: 1.5rem 0;
}
.visualizer-widget .error-wrap.visible {
    display: block;
}
.visualizer-widget .error-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}
.visualizer-widget .error-text {
    color: #c0392b;
    font-size: 0.9rem;
}

/* ===== PROMPT TESTER ===== */
.visualizer-widget #testingPanel { padding: 1rem 1.5rem; }
.visualizer-widget #testingPanel[open] { padding-bottom: 1.5rem; }
.visualizer-widget .prompt-option {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    padding: 0.6rem 0.75rem;
    border: 2px solid var(--viz-border);
    border-radius: var(--viz-radius);
    cursor: pointer;
    transition: border-color var(--viz-transition), background var(--viz-transition);
}
.visualizer-widget .prompt-option:has(input:checked) {
    border-color: var(--viz-accent);
    background: rgba(192,148,74,0.05);
}
.visualizer-widget .prompt-option input[type="radio"] { margin-top: 3px; accent-color: var(--viz-accent); }
.visualizer-widget .prompt-option-body { display: flex; flex-direction: column; gap: 0.15rem; }
.visualizer-widget .prompt-option-body strong { font-size: 0.85rem; color: var(--viz-primary); }
.visualizer-widget .prompt-option-body span { font-size: 0.78rem; color: var(--viz-text-light); }

/* Chip buttons (model/quality) */
.visualizer-widget .chip-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.85rem;
    border: 2px solid var(--viz-border);
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: border-color var(--viz-transition), background var(--viz-transition);
    background: var(--viz-bg);
    color: var(--viz-text);
}
.visualizer-widget .chip-btn:has(input:checked) {
    border-color: var(--viz-accent);
    background: rgba(192,148,74,0.08);
    color: var(--viz-accent);
}
.visualizer-widget .chip-btn input { display: none; }