/* AI Object Remover Pro - Professional Styles */

/* Canvas Container */
.canvas-container-pro {
    position: relative;
    display: block;
    width: 100%;
    max-width: 100%;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    background: #f8f9fa;
    transform-origin: center center;
    transition: transform 0.2s ease;
}

.main-canvas {
    position: relative;
    width: 100%;
    height: auto;
    display: block;
    z-index: 1;
}

.mask-canvas,
.preview-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: block;
}

.mask-canvas {
    z-index: 2;
    mix-blend-mode: multiply;
    cursor: crosshair;
}

.preview-canvas {
    z-index: 3;
    pointer-events: none;
}

/* Image Preview Card */
.image-preview-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: #f8f9fa;
    border: 2px dashed #dee2e6;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.image-preview-card:hover {
    border-color: #052c65;
    box-shadow: 0 4px 12px rgba(5, 44, 101, 0.1);
}

.preview-image {
    max-width: 120px;
    max-height: 120px;
    border-radius: 6px;
    object-fit: cover;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.preview-info {
    flex: 1;
}

.preview-filename {
    font-weight: 600;
    color: #052c65;
    margin-bottom: 4px;
    word-break: break-all;
}

.preview-dimensions {
    font-size: 0.875rem;
    color: #6c757d;
}

/* Mode Selector 3 Columns */
.mode-selector-3col {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

@media (max-width: 768px) {
    .mode-selector-3col {
        grid-template-columns: 1fr;
    }
}

/* Comparison Slider */
.comparison-slider-container {
    width: 100%;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.comparison-wrapper {
    position: relative;
    width: 100%;
    overflow: hidden;
    background: #000;
}

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

.comparison-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    clip-path: inset(0 0 0 50%);
}

.comparison-slider {
    position: absolute;
    top: 0;
    left: 50%;
    width: 4px;
    height: 100%;
    background: #fff;
    cursor: ew-resize;
    transform: translateX(-50%);
    z-index: 10;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

.slider-line {
    position: absolute;
    top: 0;
    left: 50%;
    width: 2px;
    height: 100%;
    background: #fff;
    transform: translateX(-50%);
}

.slider-button {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 48px;
    height: 48px;
    background: #052c65;
    border: 3px solid #fff;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transition: all 0.2s ease;
}

.slider-button:hover {
    background: #0a58ca;
    transform: translate(-50%, -50%) scale(1.1);
}

.comparison-labels {
    display: flex;
    justify-content: space-between;
    padding: 12px 16px;
    background: #f8f9fa;
    border-top: 1px solid #dee2e6;
}

.label-left,
.label-right {
    font-size: 0.875rem;
    font-weight: 600;
    color: #052c65;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Toolbar */
.btn-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

/* Settings Card */
#settingsCard .card-header {
    cursor: pointer;
    user-select: none;
}

#toggleIcon {
    transition: transform 0.3s ease;
}

/* Badge Styling */
.badge.bg-primary {
    background-color: #052c65 !important;
    padding: 4px 8px;
    font-size: 0.875rem;
    font-weight: 600;
}

/* Form Range */
.form-range {
    cursor: pointer;
    height: 6px;
}

.form-range::-webkit-slider-thumb {
    width: 18px;
    height: 18px;
    background: #052c65;
    cursor: pointer;
    border: 2px solid #fff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.form-range::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: #052c65;
    cursor: pointer;
    border: 2px solid #fff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.form-range::-webkit-slider-track {
    background: #e9ecef;
    height: 6px;
    border-radius: 3px;
}

.form-range::-moz-range-track {
    background: #e9ecef;
    height: 6px;
    border-radius: 3px;
}

/* Download Buttons */
#downloadContainer .btn {
    min-width: 140px;
}

#downloadContainer .btn-success {
    background: linear-gradient(135deg, #198754 0%, #20c997 100%);
    border: none;
    box-shadow: 0 4px 8px rgba(25, 135, 84, 0.3);
    transition: all 0.3s ease;
}

#downloadContainer .btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(25, 135, 84, 0.4);
}

#downloadContainer .btn-outline-success {
    border-color: #198754;
    color: #198754;
    transition: all 0.3s ease;
}

#downloadContainer .btn-outline-success:hover {
    background: #198754;
    border-color: #198754;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(25, 135, 84, 0.3);
}

/* Action Buttons */
#actionButtons .btn-lg {
    padding: 12px 32px;
    font-size: 1.1rem;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
}

#actionButtons .btn-success {
    background: linear-gradient(135deg, #198754 0%, #20c997 100%);
    border: none;
}

#actionButtons .btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(25, 135, 84, 0.3);
}

#actionButtons .btn-secondary {
    background: #6c757d;
    border: none;
}

#actionButtons .btn-secondary:hover {
    background: #5c636a;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(108, 117, 125, 0.3);
}

/* Processing Status */
#processingStatus {
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert-info {
    background: linear-gradient(135deg, #e6f0ff 0%, #cfe2ff 100%);
    border-color: #052c65;
    border-width: 2px;
}

.progress {
    height: 8px;
    border-radius: 4px;
    background: #e9ecef;
    overflow: hidden;
}

.progress-bar {
    background: linear-gradient(90deg, #052c65 0%, #0a58ca 50%, #198754 100%);
    background-size: 200% 100%;
    animation: progressGradient 2s ease infinite;
}

@keyframes progressGradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Spinner */
.spinner-border {
    border-width: 3px;
    border-color: rgba(5, 44, 101, 0.2);
    border-right-color: #052c65;
}

/* Auto-resize Textarea */
.auto-resize-textarea {
    overflow: hidden;
    resize: none;
    min-height: 60px;
    transition: height 0.2s ease;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .canvas-container-pro {
        max-width: 100%;
    }

    .btn-toolbar {
        justify-content: center;
    }

    .btn-toolbar .btn-group {
        width: 100%;
        justify-content: center;
    }

    #actionButtons .btn-lg {
        width: 100%;
        margin-bottom: 8px;
    }

    .comparison-labels {
        font-size: 0.75rem;
    }

    .slider-button {
        width: 40px;
        height: 40px;
    }
}

/* Dark Mode */
[data-bs-theme="dark"] .canvas-container-pro {
    background: #1a1d20;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

[data-bs-theme="dark"] .image-preview-card {
    background: #212529;
    border-color: #495057;
}

[data-bs-theme="dark"] .image-preview-card:hover {
    border-color: #0a58ca;
}

[data-bs-theme="dark"] .preview-filename {
    color: #93c5fd;
}

[data-bs-theme="dark"] .preview-dimensions {
    color: #adb5bd;
}

[data-bs-theme="dark"] .comparison-labels {
    background: #212529;
    border-top-color: #495057;
}

[data-bs-theme="dark"] .label-left,
[data-bs-theme="dark"] .label-right {
    color: #93c5fd;
}

[data-bs-theme="dark"] .alert-info {
    background: linear-gradient(135deg, #0a1628 0%, #1e4a8a 100%);
    border-color: #1e4a8a;
    color: #93c5fd;
}

[data-bs-theme="dark"] .progress {
    background: #495057;
}

[data-bs-theme="dark"] .badge.bg-primary {
    background-color: #0a58ca !important;
}

[data-bs-theme="dark"] .form-range::-webkit-slider-track,
[data-bs-theme="dark"] .form-range::-moz-range-track {
    background: #495057;
}

[data-bs-theme="dark"] .form-range::-webkit-slider-thumb,
[data-bs-theme="dark"] .form-range::-moz-range-thumb {
    background: #0a58ca;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.comparison-slider-container {
    animation: fadeIn 0.4s ease-out;
}

/* Accessibility */
.btn:focus-visible,
.form-range:focus-visible,
.form-select:focus-visible,
.form-check-input:focus-visible {
    outline: 2px solid #052c65;
    outline-offset: 2px;
}

[data-bs-theme="dark"] .btn:focus-visible,
[data-bs-theme="dark"] .form-range:focus-visible,
[data-bs-theme="dark"] .form-select:focus-visible,
[data-bs-theme="dark"] .form-check-input:focus-visible {
    outline-color: #0a58ca;
}

/* Button Icons */
.btn img {
    vertical-align: middle;
    flex-shrink: 0;
}

.btn-outline-secondary img {
    opacity: 0.7;
    transition: opacity 0.2s ease;
}

.btn-outline-secondary:hover img {
    opacity: 1;
}

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

/* Form Check */
.form-check-input:checked {
    background-color: #052c65;
    border-color: #052c65;
}

[data-bs-theme="dark"] .form-check-input:checked {
    background-color: #0a58ca;
    border-color: #0a58ca;
}

/* Card */
.card {
    border: 1px solid #dee2e6;
    border-radius: 8px;
    overflow: hidden;
}

.card-header {
    background: #f8f9fa;
    border-bottom: 1px solid #dee2e6;
    padding: 12px 16px;
}

.card-body {
    padding: 16px;
}

[data-bs-theme="dark"] .card {
    border-color: #495057;
    background: #212529;
}

[data-bs-theme="dark"] .card-header {
    background: #1a1d20;
    border-bottom-color: #495057;
}

/* Select Dropdown */
.form-select {
    cursor: pointer;
    border-radius: 6px;
    padding: 8px 12px;
}

.form-select:focus {
    border-color: #052c65;
    box-shadow: 0 0 0 0.25rem rgba(5, 44, 101, 0.25);
}

[data-bs-theme="dark"] .form-select {
    background-color: #212529;
    border-color: #495057;
    color: #e9ecef;
}

[data-bs-theme="dark"] .form-select:focus {
    border-color: #0a58ca;
    box-shadow: 0 0 0 0.25rem rgba(10, 88, 202, 0.25);
    background-color: #1a1d20;
}

/* Form Label */
.form-label {
    font-weight: 500;
    margin-bottom: 8px;
    color: #374151;
}

[data-bs-theme="dark"] .form-label {
    color: #e9ecef;
}

/* Form Text */
.form-text {
    font-size: 0.875rem;
    color: #6c757d;
}

[data-bs-theme="dark"] .form-text {
    color: #adb5bd;
}

/* Loading State */
.loading {
    opacity: 0.6;
    pointer-events: none;
    user-select: none;
}

/* Smooth Transitions */
* {
    transition-property: background-color, border-color, color, box-shadow;
    transition-duration: 0.2s;
    transition-timing-function: ease;
}

button,
a,
input,
select,
textarea {
    transition-property: all;
}