/* Color Blindness Simulator Styles */

/* Remove old drag drop styles - using custom.css drag-drop-zone styles instead */

/* Blindness Type Cards */
.blindness-types-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 15px;
}

.blindness-type-card {
    border: 2px solid var(--bs-border-color);
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--bs-body-bg);
}

.blindness-type-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.15);
    border-color: var(--bs-primary);
}

.blindness-type-card.active {
    border-color: var(--bs-primary);
    box-shadow: 0 0 0 3px rgba(13,110,253,0.25);
}

.blindness-type-preview {
    height: 60px;
    padding: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.color-bar {
    width: 100%;
    height: 30px;
    border-radius: 4px;
    background: linear-gradient(to right, #ff0000, #00ff00, #0000ff);
}

/* Filter Previews for Color Bars */
.protanopia-preview {
    filter: url('#protanopia-filter');
    background: linear-gradient(to right, #ff0000, #00ff00, #0000ff);
}

.protanomaly-preview {
    filter: url('#protanomaly-filter');
    background: linear-gradient(to right, #ff0000, #00ff00, #0000ff);
}

.deuteranopia-preview {
    filter: url('#deuteranopia-filter');
    background: linear-gradient(to right, #ff0000, #00ff00, #0000ff);
}

.deuteranomaly-preview {
    filter: url('#deuteranomaly-filter');
    background: linear-gradient(to right, #ff0000, #00ff00, #0000ff);
}

.tritanopia-preview {
    filter: url('#tritanopia-filter');
    background: linear-gradient(to right, #ff0000, #00ff00, #0000ff);
}

.tritanomaly-preview {
    filter: url('#tritanomaly-filter');
    background: linear-gradient(to right, #ff0000, #00ff00, #0000ff);
}

.achromatopsia-preview {
    filter: grayscale(100%);
    background: linear-gradient(to right, #ff0000, #00ff00, #0000ff);
}

.achromatomaly-preview {
    filter: grayscale(50%);
    background: linear-gradient(to right, #ff0000, #00ff00, #0000ff);
}

.blindness-type-info {
    padding: 15px;
}

.blindness-type-name {
    font-weight: 600;
    font-size: 14px;
    color: var(--bs-body-color);
    margin-bottom: 5px;
}

.blindness-type-desc {
    font-size: 12px;
    color: var(--bs-secondary-color);
    margin-bottom: 5px;
    line-height: 1.4;
}

.blindness-type-stat {
    font-size: 11px;
    color: var(--bs-tertiary-color);
    font-style: italic;
}

/* Preview Container */
.preview-container {
    min-height: 400px;
    background: var(--bs-secondary-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: auto;
}

.preview-placeholder {
    text-align: center;
    color: var(--bs-secondary-color);
}

.preview-placeholder p {
    margin: 0;
    font-size: 14px;
}

#previewCanvas {
    max-width: 100%;
    height: auto;
    display: block;
}

#previewIframe {
    width: 100%;
    height: 600px;
    border: none;
}

/* Color Palette Grid */
.color-palette-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 10px;
}

.color-palette-item {
    position: relative;
    aspect-ratio: 1;
    border-radius: 8px;
    border: 2px solid var(--bs-border-color);
    cursor: pointer;
    overflow: hidden;
    transition: all 0.2s ease;
}

.color-palette-item:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.color-palette-item .color-display {
    width: 100%;
    height: 100%;
}

.color-palette-item .color-code {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0,0,0,0.7);
    color: white;
    padding: 5px;
    font-size: 10px;
    text-align: center;
    font-family: 'Courier New', monospace;
}

.color-palette-item .remove-color {
    position: absolute;
    top: 5px;
    right: 5px;
    width: 20px;
    height: 20px;
    background: rgba(220,53,69,0.9);
    border-radius: 50%;
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.color-palette-item:hover .remove-color {
    opacity: 1;
}

/* Compare Grid */
.compare-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2px;
    background: var(--bs-border-color);
}

.compare-item {
    background: var(--bs-body-bg);
    padding: 10px;
    text-align: center;
}

.compare-label {
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--bs-body-color);
}

.compare-preview {
    width: 100%;
    border-radius: 6px;
    overflow: hidden;
}

.compare-preview canvas {
    width: 100%;
    height: auto;
    display: block;
}

/* Loading State */
.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 768px) {
    .blindness-types-grid {
        grid-template-columns: 1fr;
    }

    .compare-grid {
        grid-template-columns: 1fr;
    }

    .color-palette-grid {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    }

    .preview-container {
        min-height: 300px;
    }
}

/* Dark Mode Adjustments */
[data-bs-theme="dark"] .blindness-type-card {
    border-color: #495057;
}

[data-bs-theme="dark"] .blindness-type-card:hover {
    border-color: #6ea8fe;
    box-shadow: 0 6px 12px rgba(255,255,255,0.1);
}

[data-bs-theme="dark"] .blindness-type-card.active {
    border-color: #6ea8fe;
    box-shadow: 0 0 0 3px rgba(110,168,254,0.25);
}

[data-bs-theme="dark"] .color-palette-item {
    border-color: #495057;
}

[data-bs-theme="dark"] .blindness-type-card .svg-filters {
    position: absolute;
    width: 0;
    height: 0;
    overflow: hidden;
}

/* Lightbulb icon styling for compare button */
.btn-outline-secondary img[alt="compare"] {
    filter: brightness(0) invert(1);
    transition: all 0.2s ease;
}

.btn-outline-secondary:hover img[alt="compare"] {
    filter: brightness(0) invert(1) drop-shadow(0 0 4px rgba(255,255,255,0.5));
}

[data-bs-theme="dark"] .btn-outline-secondary img[alt="compare"] {
    filter: brightness(0) invert(1);
}

[data-bs-theme="dark"] .btn-outline-secondary:hover img[alt="compare"] {
    filter: brightness(0) invert(1) drop-shadow(0 0 4px rgba(255,255,255,0.7));
}

/* Input method button icons - blue when not selected, white when selected */
.btn-outline-primary img.fsvg {
    filter: none;
    opacity: 1;
}

.btn-outline-primary:hover img.fsvg {
    filter: none;
    opacity: 1;
}

.btn-outline-primary:focus img.fsvg {
    filter: none;
    opacity: 1;
}

.btn-outline-primary:active img.fsvg {
    filter: none;
    opacity: 1;
}

/* When button is checked/selected - make icons white */
.btn-check:checked + .btn-outline-primary img.fsvg {
    filter: brightness(0) invert(1);
}

.btn-check:checked + .btn-outline-primary:hover img.fsvg {
    filter: brightness(0) invert(1);
}

.btn-check:checked + .btn-outline-primary:focus img.fsvg {
    filter: brightness(0) invert(1);
}

.btn-check:checked + .btn-outline-primary:active img.fsvg {
    filter: brightness(0) invert(1);
}

/* Dark mode - same behavior */
[data-bs-theme="dark"] .btn-outline-primary img.fsvg {
    filter: none;
}

[data-bs-theme="dark"] .btn-outline-primary:hover img.fsvg {
    filter: none;
}

[data-bs-theme="dark"] .btn-outline-primary:focus img.fsvg {
    filter: none;
}

[data-bs-theme="dark"] .btn-outline-primary:active img.fsvg {
    filter: none;
}

[data-bs-theme="dark"] .btn-check:checked + .btn-outline-primary img.fsvg {
    filter: brightness(0) invert(1);
}

[data-bs-theme="dark"] .btn-check:checked + .btn-outline-primary:hover img.fsvg {
    filter: brightness(0) invert(1);
}

[data-bs-theme="dark"] .btn-check:checked + .btn-outline-primary:focus img.fsvg {
    filter: brightness(0) invert(1);
}

[data-bs-theme="dark"] .btn-check:checked + .btn-outline-primary:active img.fsvg {
    filter: brightness(0) invert(1);
}