/* =====================================================
   Focus Blur - Toolbar Styles
   Horizontal toolbar with tools and controls - Premium Design
   ===================================================== */

/* Horizontal Toolbar */
.toolbar-horizontal {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: linear-gradient(180deg, var(--bg-secondary) 0%, rgba(26, 26, 46, 0.98) 100%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    flex-wrap: wrap;
    position: relative;
    z-index: 50;
}

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

.toolbar-label {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-right: var(--spacing-xs);
}

.toolbar-buttons {
    display: flex;
    gap: 4px;
}

.toolbar-divider {
    width: 1px;
    height: 32px;
    background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.toolbar-spacer {
    flex: 1;
}

/* Compact Tool Buttons */
.tool-btn-compact {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--text-secondary);
}

.tool-btn-compact svg {
    width: 18px;
    height: 18px;
}

.tool-btn-compact:hover {
    background: rgba(99, 102, 241, 0.15);
    border-color: rgba(99, 102, 241, 0.3);
    color: var(--text-primary);
    transform: translateY(-1px);
}

.tool-btn-compact.active {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-color: var(--color-primary);
    color: white;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.tool-btn-compact:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.tool-btn-compact.action-btn {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
}

.tool-btn-compact.action-btn:hover:not(:disabled) {
    background: rgba(239, 68, 68, 0.2);
    border-color: rgba(239, 68, 68, 0.4);
}

/* Inline Settings */
.settings-inline {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.slider-compact {
    width: 80px;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    cursor: pointer;
}

.slider-compact::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    background: var(--color-primary);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(99, 102, 241, 0.4);
}

.slider-compact::-moz-range-thumb {
    width: 14px;
    height: 14px;
    background: var(--color-primary);
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

.value-display {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-primary-light);
    min-width: 30px;
    text-align: center;
}

.color-picker-compact {
    -webkit-appearance: none;
    appearance: none;
    width: 28px;
    height: 28px;
    border: 2px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    cursor: pointer;
    background: transparent;
    padding: 0;
}

.color-picker-compact::-webkit-color-swatch-wrapper {
    padding: 0;
}

.color-picker-compact::-webkit-color-swatch {
    border: none;
    border-radius: 4px;
}

/* Donation Button */
.donation-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: linear-gradient(135deg, #FFDD00 0%, #FFC107 100%);
    border-radius: var(--radius-md);
    color: #000;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.8rem;
    transition: all var(--transition-fast);
    box-shadow: 0 2px 8px rgba(255, 193, 7, 0.3);
}

.donation-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(255, 193, 7, 0.4);
}

.donation-btn svg {
    width: 16px;
    height: 16px;
    stroke: #000;
}

/* Main content with horizontal toolbar */
.app-main-horizontal {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Legacy toolbar (hidden) */
.toolbar {
    display: none;
}

/* Tool Section */
.tool-section {
    background: linear-gradient(145deg, rgba(37, 37, 66, 0.6) 0%, rgba(45, 45, 74, 0.4) 100%);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.04);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

/* Subtle top highlight */
.tool-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 20%;
    right: 20%;
    height: 1px;
    background: linear-gradient(90deg,
            transparent 0%,
            rgba(255, 255, 255, 0.1) 50%,
            transparent 100%);
    pointer-events: none;
}

.tool-section:hover {
    border-color: rgba(255, 255, 255, 0.08);
    background: linear-gradient(145deg, rgba(37, 37, 66, 0.8) 0%, rgba(45, 45, 74, 0.6) 100%);
}

.tool-section-title {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-muted);
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.tool-section-title::before {
    content: '';
    width: 3px;
    height: 12px;
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--radius-full);
}

/* Tool Group - Selection Tools */
.tool-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.tool-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    width: 100%;
    padding: var(--spacing-md);
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

/* Hover gradient overlay */
.tool-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

/* Shine effect on hover */
.tool-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
            transparent 0%,
            rgba(255, 255, 255, 0.1) 50%,
            transparent 100%);
    transition: left 0.5s ease;
}

.tool-btn:hover::after {
    left: 100%;
}

.tool-btn svg {
    width: 20px;
    height: 20px;
    position: relative;
    z-index: 1;
    transition: all var(--transition-normal);
    flex-shrink: 0;
}

.tool-btn span {
    position: relative;
    z-index: 1;
}

.tool-btn:hover {
    background: rgba(99, 102, 241, 0.15);
    border-color: rgba(99, 102, 241, 0.3);
    color: var(--text-primary);
    transform: translateX(4px);
}

.tool-btn:hover svg {
    transform: scale(1.1);
    color: var(--color-primary-light);
}

.tool-btn.active {
    border-color: var(--color-primary);
    color: white;
    box-shadow:
        0 0 20px rgba(99, 102, 241, 0.3),
        inset 0 0 20px rgba(99, 102, 241, 0.1);
}

.tool-btn.active::before {
    opacity: 1;
}

.tool-btn.active svg {
    filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.5));
}

/* Blur Slider Styles */
.slider-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) 0;
}

.blur-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius-full);
    outline: none;
    cursor: pointer;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.blur-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    border-radius: 50%;
    cursor: pointer;
    box-shadow:
        0 2px 8px rgba(99, 102, 241, 0.5),
        0 0 0 3px rgba(99, 102, 241, 0.2);
    transition: all var(--transition-fast);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.blur-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
    box-shadow:
        0 4px 16px rgba(99, 102, 241, 0.6),
        0 0 0 4px rgba(99, 102, 241, 0.3);
}

.blur-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.5);
}

.slider-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-muted);
    padding: 0 var(--spacing-xs);
}

.blur-value {
    color: var(--color-primary-light);
    font-weight: 700;
    font-size: 0.9rem;
    text-shadow: 0 0 10px rgba(99, 102, 241, 0.5);
}

/* Action Buttons */
.action-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.action-buttons .btn {
    width: 100%;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.85rem;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.action-buttons .btn:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
}

.action-buttons .btn svg {
    width: 16px;
    height: 16px;
}

/* Instructions Section */
.instructions {
    background: linear-gradient(145deg, rgba(99, 102, 241, 0.08) 0%, rgba(79, 70, 229, 0.04) 100%);
    border-color: rgba(99, 102, 241, 0.15);
}

.instructions:hover {
    border-color: rgba(99, 102, 241, 0.25);
}

.instruction-list {
    font-size: 0.8rem;
    color: var(--text-secondary);
    padding-left: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin: 0;
}

.instruction-list li {
    position: relative;
    line-height: 1.5;
    padding-left: var(--spacing-xs);
}

.instruction-list li::marker {
    color: var(--color-primary);
    font-weight: 700;
}

/* Keyboard shortcuts hint */
.keyboard-hint {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-sm);
    text-align: center;
}

.keyboard-hint kbd {
    display: inline-block;
    padding: 2px 6px;
    background: var(--bg-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin: 0 2px;
}

/* Donation Section */
.donation-section {
    background: linear-gradient(145deg, rgba(255, 193, 7, 0.1) 0%, rgba(255, 152, 0, 0.05) 100%);
    border-color: rgba(255, 193, 7, 0.2);
    margin-top: auto;
    text-align: center;
}

.donation-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #FFDD00 0%, #FFC107 100%);
    border-radius: var(--radius-md);
    color: #000;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    box-shadow: 0 4px 12px rgba(255, 193, 7, 0.3);
}

.donation-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 193, 7, 0.4);
}

.donation-link svg {
    width: 20px;
    height: 20px;
    stroke: #000;
}

.donation-text {
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin-top: var(--spacing-sm);
}

/* Setting Rows for Brush/Text Tools */
.tool-settings {
    background: linear-gradient(145deg, rgba(99, 102, 241, 0.08) 0%, rgba(79, 70, 229, 0.04) 100%);
    border-color: rgba(99, 102, 241, 0.15);
}

.setting-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
}

.setting-row label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    min-width: 45px;
}

.setting-slider {
    -webkit-appearance: none;
    appearance: none;
    flex: 1;
    height: 4px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius-full);
    outline: none;
    cursor: pointer;
}

.setting-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    background: var(--color-primary);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(99, 102, 241, 0.4);
}

.setting-slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    background: var(--color-primary);
    border-radius: 50%;
    border: none;
    cursor: pointer;
}

.setting-row span {
    font-size: 0.75rem;
    color: var(--color-primary-light);
    font-weight: 600;
    min-width: 30px;
    text-align: right;
    flex-shrink: 0;
}

.color-picker {
    -webkit-appearance: none;
    appearance: none;
    width: 28px;
    height: 28px;
    min-width: 28px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    cursor: pointer;
    background: transparent;
    padding: 0;
    flex-shrink: 0;
}

.color-picker::-webkit-color-swatch-wrapper {
    padding: 0;
}

.color-picker::-webkit-color-swatch {
    border: none;
    border-radius: var(--radius-xs);
}

.color-picker::-moz-color-swatch {
    border: none;
    border-radius: var(--radius-xs);
}

/* Better layout for settings on narrow sidebar */
.tool-settings .setting-row {
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.tool-settings .setting-row label {
    min-width: 40px;
    flex-shrink: 0;
}

.tool-settings .setting-slider {
    min-width: 60px;
}

/* Toolbar Responsive */
@media (max-width: 1024px) {
    .toolbar {
        width: 240px;
        min-width: 240px;
        padding: var(--spacing-md);
    }

    .instructions {
        display: none;
    }
}

@media (max-width: 768px) {
    .toolbar {
        width: 100%;
        min-width: unset;
        position: fixed;
        bottom: 50px;
        left: 0;
        right: 0;
        height: auto;
        flex-direction: row;
        padding: var(--spacing-sm);
        gap: var(--spacing-sm);
        overflow-x: auto;
        z-index: var(--z-sticky);
        border-right: none;
        border-top: 1px solid var(--border-color);
        background: var(--bg-secondary);
    }

    .toolbar::before {
        display: none;
    }

    .tool-section {
        min-width: fit-content;
        padding: var(--spacing-sm);
    }

    .tool-section::before {
        display: none;
    }

    .tool-section-title {
        display: none;
    }

    .tool-group {
        flex-direction: row;
    }

    .tool-btn {
        padding: var(--spacing-sm);
    }

    .tool-btn span {
        display: none;
    }

    .tool-btn:hover {
        transform: none;
    }

    .action-buttons {
        flex-direction: row;
    }

    .action-buttons .btn span {
        display: none;
    }

    .slider-labels {
        display: none;
    }

    .slider-container {
        min-width: 120px;
    }
}