/* CanPicker V2 - Color Picker Module Styles */

/* ========== LAYOUT ========== */
.picker-container {
    padding: var(--spacing-lg) var(--spacing-md);
    max-width: 1200px;
}

.picker-header {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.picker-controls {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* ========== BRAND FILTER ========== */
.brand-filter {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

.brand-filter-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.brand-filter-header h3 {
    margin: 0;
    font-size: var(--font-size-lg);
}

.brand-filter-actions {
    display: flex;
    gap: var(--spacing-xs);
}

.brand-checkboxes {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--spacing-sm);
}

.brand-checkboxes label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    transition: background-color var(--transition-fast);
    color: var(--color-text);
    font-weight: var(--font-weight-medium);
}

.brand-checkboxes label:hover {
    background-color: var(--color-light);
    color: var(--color-text);
}

.brand-checkboxes input[type="checkbox"] {
    cursor: pointer;
}

/* Brands Toggle Button - Gentle Pulse Animation */
.brands-toggle {
    position: relative;
}

.brands-toggle.pulsing {
    animation: brandsPulse 2.5s ease-in-out infinite;
}

@keyframes brandsPulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.3);
    }
    50% {
        box-shadow: 0 0 0 6px rgba(255, 107, 53, 0);
    }
}

/* ========== NOTIFICATION ========== */
.notification {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-md);
    font-weight: var(--font-weight-medium);
    animation: toastSlideIn 0.3s ease-out;
    z-index: 1000;
    box-shadow: var(--shadow-lg);
    max-width: 320px;
}

@keyframes toastSlideIn {
    from {
        transform: translateY(100px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.notification-success {
    background-color: #d4edda;
    color: #155724;
    border: var(--border-width) solid #c3e6cb;
}

.notification-error {
    background-color: #f8d7da;
    color: #721c24;
    border: var(--border-width) solid #f5c6cb;
}

.notification-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: var(--border-width) solid #bee5eb;
}

/* Mobile: Full width on bottom */
@media (max-width: 480px) {
    .notification {
        left: var(--spacing-md);
        right: var(--spacing-md);
        bottom: var(--spacing-md);
        max-width: none;
    }
}

/* ========== CANVAS SECTION ========== */
.canvas-section {
    margin-bottom: var(--spacing-lg); /* 32px instead of 64px for tighter layout */
}

.canvas-container {
    position: relative;
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    margin-bottom: var(--spacing-md);
}

.canvas-container canvas {
    display: block;
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-md);
}

/* Hide the hidden canvas for color sampling */
.canvas-container canvas[hidden],
#imageCanvas {
    display: none !important;
}

/* ========== FINE-TUNE FEATURE ========== */

/* Palette Item Actions */
.palette-item-actions {
    display: flex;
    gap: var(--spacing-xs);
    align-items: center;
}

.btn-icon-finetune {
    background-color: transparent;
    border: none;
    color: var(--color-primary);
    font-size: var(--font-size-xl);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    line-height: 1;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon-finetune-left {
    margin-right: var(--spacing-sm);
}

.btn-icon-finetune:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: scale(1.1);
}

.btn-icon-finetune-left:hover {
    transform: scale(1.1) translateX(-2px);
}

/* Modal Overlay */
.finetune-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: var(--spacing-md);
}

/* Modal Container */
.finetune-modal {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 700px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
}

/* Modal Header */
.finetune-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    background-color: #4CAF50;
    color: var(--color-white);
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
}

.finetune-modal-header h3 {
    margin: 0;
    font-size: var(--font-size-xl);
}

.btn-modal-close {
    background-color: transparent;
    border: none;
    color: var(--color-white);
    font-size: var(--font-size-2xl);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm);
    transition: background-color var(--transition-fast);
}

.btn-modal-close:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

/* 3x3 Grid */
.finetune-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
}

/* Grid Cell */
.finetune-grid-cell {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    border: 2px solid var(--color-border);
    cursor: pointer;
    transition: all var(--transition-fast);
    min-height: 140px;
}

.finetune-grid-cell:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.finetune-grid-cell.selected {
    border-color: #4CAF50;
    background-color: rgba(76, 175, 80, 0.05);
}

/* Original Color (Center) */
.finetune-grid-cell.finetune-original {
    border: 3px solid var(--color-primary);
    cursor: default;
    pointer-events: none;
}

.finetune-grid-cell.finetune-original:hover {
    transform: none;
}

/* Color Sample in Grid */
.finetune-color-sample {
    width: 100%;
    height: 80px;
    border-radius: var(--border-radius-md);
    border: var(--border-width) solid var(--color-border);
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Checkmark Overlay */
.finetune-checkmark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #4CAF50;
    color: var(--color-white);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    box-shadow: var(--shadow-md);
}

/* Color Name in Grid */
.finetune-color-name {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.finetune-color-name strong {
    font-size: var(--font-size-sm);
    color: var(--color-text);
    line-height: var(--line-height-tight);
}

.finetune-color-name small {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
}

/* ========== ONBOARDING HINT ========== */
.image-hint {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: rgba(0, 0, 0, 0.65);
    color: #fff;
    padding: 12px 20px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    pointer-events: none;
    animation: hintPulse 2s ease-in-out infinite;
    white-space: nowrap;
    z-index: 100;
}

.image-hint-icon {
    font-size: 20px;
}

@keyframes hintPulse {
    0%, 100% { opacity: 0.9; transform: translate(-50%, -50%) scale(1); }
    50%       { opacity: 0.65; transform: translate(-50%, -50%) scale(1.04); }
}

@media (max-width: 480px) {
    .image-hint {
        font-size: 13px;
        padding: 10px 14px;
        white-space: normal;
        text-align: center;
        max-width: 80%;
    }
}

/* ========== COLOR PREVIEW TOAST (Bottom-Right of Canvas) ========== */
.color-preview-toast {
    position: absolute;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: var(--spacing-sm);
    background-color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    animation: toastSlideIn 0.3s ease-out;
}

/* Mobile: Hide toast completely */
@media (max-width: 1023px) {
    .color-preview-toast {
        display: none;
    }
}

.color-preview-toast-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-md);
}

.color-preview-toast-item.live {
    border: 1px solid var(--color-border);
}

.color-preview-toast-item.picked {
    border: 2px solid var(--color-primary);
}

.color-preview-toast-sample {
    width: 24px;
    height: 24px;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--color-border);
    flex-shrink: 0;
}

.color-preview-toast-sample.picked {
    border: 1px solid var(--color-primary);
}

.color-preview-toast-info {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.color-preview-toast-info strong {
    font-size: 10px;
    text-transform: uppercase;
    color: var(--color-text-light);
    line-height: 1.1;
}

.color-preview-toast-info code {
    font-size: 12px;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    background-color: transparent;
    padding: 0;
    line-height: 1.1;
}

/* Mobile: Full width on bottom */
@media (max-width: 480px) {
    .color-preview-toast {
        left: var(--spacing-md);
        right: var(--spacing-md);
        bottom: var(--spacing-md);
        justify-content: center;
        flex-wrap: wrap;
    }
}

@keyframes toastSlideIn {
    from {
        transform: translateY(100px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* ========== COLOR PREVIEW ROW (Legacy - wird ersetzt) ========== */

/* ========== COLOR MATCHES GRID ========== */
.color-matches-section {
    margin-bottom: 15px; /* Subtle gap before color palette */
}

.color-matches-section h2 {
    margin-bottom: var(--spacing-lg);
}

.color-matches-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: var(--spacing-md);
}

.color-match-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: center;
    border: 2px solid transparent;
}

.color-match-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.color-match-card.selected {
    border-color: #4CAF50;
}

.color-match-sample {
    width: 100%;
    height: 80px;
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-sm);
    border: var(--border-width) solid var(--color-border);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Checkmark for selected match card */
.color-match-checkmark {
    background-color: #4CAF50;
    color: var(--color-white);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    box-shadow: var(--shadow-md);
}

.color-match-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.color-match-info strong {
    font-size: var(--font-size-sm);
    color: var(--color-text);
    line-height: var(--line-height-tight);
}

.color-match-info small {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
}

.color-match-delta {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
    transition: color var(--transition-fast);
}

/* ========== COLOR PALETTE SECTION ========== */
.color-palette-section {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-sm) var(--spacing-lg) var(--spacing-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-xl);
}

.palette-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.palette-header h2 {
    margin: 0;
    font-size: var(--font-size-2xl);
}

.palette-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.palette-hint {
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    opacity: 0.6;
    transition: opacity 0.5s ease;
    margin-right: var(--spacing-sm);
}

.palette-hint.hidden {
    display: none;
}

.palette-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.palette-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
    background-color: var(--color-light);
    border-radius: var(--border-radius-md);
    transition: background-color var(--transition-fast);
}

.palette-item:hover {
    background-color: #e5e5e5;
}

.palette-color-sample {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-md);
    border: var(--border-width) solid var(--color-border);
    flex-shrink: 0;
}

.palette-color-info {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.palette-color-info strong {
    font-size: var(--font-size-base);
    color: var(--color-text);
}

.palette-color-info small {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.btn-icon-remove {
    background-color: transparent;
    border: none;
    color: var(--color-danger);
    font-size: var(--font-size-xl);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    line-height: 1;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon-remove:hover {
    background-color: var(--color-danger);
    color: var(--color-white);
    transform: scale(1.1);
}

/* ========== EMPTY STATE ========== */
.empty-state {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-md);
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

@media (max-width: 768px) {
    .empty-state {
        padding: var(--spacing-lg) var(--spacing-md);
    }
}

.empty-state-icon {
    font-size: 80px;
    margin-bottom: var(--spacing-lg);
}

.empty-state-logo {
    max-width: 200px;
    height: auto;
    margin-bottom: var(--spacing-lg);
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.empty-state-workflow {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
    align-items: center;
}

.workflow-item {
    font-size: var(--font-size-base);
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.empty-state-cta {
    display: inline-block;
}

.empty-state h2 {
    margin-bottom: var(--spacing-md);
}

.empty-state p {
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
    color: var(--color-text-light);
    line-height: var(--line-height-relaxed);
}

.empty-state-hint {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
    margin-top: var(--spacing-lg);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .picker-header {
        justify-content: center;
    }

    .picker-controls {
        flex-direction: column;
        width: 100%;
    }

    .picker-controls .btn {
        width: 100%;
    }

    .color-matches-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-xs);
    }

    .color-match-card {
        padding: var(--spacing-sm);
    }

    .palette-header {
        flex-direction: column;
        align-items: stretch;
    }

    .palette-actions {
        flex-direction: column;
    }

    .palette-actions .btn {
        width: 100%;
    }

    .brand-checkboxes {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }

    .color-preview-row {
        flex-direction: column;
    }

    /* Fine-Tune Modal - Mobile */
    .finetune-modal {
        max-width: 100%;
        margin: var(--spacing-sm);
    }

    .finetune-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-sm);
        padding: var(--spacing-md);
    }

    .finetune-grid-cell {
        padding: var(--spacing-sm);
        min-height: 120px;
    }

    .finetune-color-sample {
        height: 60px;
    }

    .finetune-checkmark {
        width: 32px;
        height: 32px;
        font-size: var(--font-size-xl);
    }

    .finetune-modal-header h3 {
        font-size: var(--font-size-lg);
    }
}

@media (max-width: 480px) {
    .picker-container {
        padding: var(--spacing-md) var(--spacing-sm);
    }

    .picker-header h1 {
        font-size: var(--font-size-2xl);
    }

    .color-matches-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-xs);
    }

    .empty-state-icon {
        font-size: 60px;
    }
}