.color-box {
    width: 100%;
    aspect-ratio: 1;
    background-color: var(--accent-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 8px 16px rgba(255, 215, 0, 0.2);
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.color-box:hover {
    box-shadow: 0 12px 20px rgba(255, 215, 0, 0.3);
    transform: translateY(-2px);
}

.color-box:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 4px;
    border-color: var(--accent-primary);
}

.mode-toggle {
    display: flex;
    gap: var(--spacing-sm);
    background-color: var(--bg-tertiary);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-md);
}

.mode-toggle button {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: transparent;
    color: var(--text-secondary);
    border: none;
    border-radius: var(--border-radius-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.mode-toggle button:hover {
    background-color: rgba(255, 215, 0, 0.1);
    color: var(--text-primary);
    box-shadow: none;
    color: var(--accent-hover);
}

.mode-toggle button.active {
    background-color: var(--accent-primary) !important;
    color: var(--bg-primary) !important;
    font-weight: 700 !important;
}

.mode-toggle button:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: -2px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    width: 100%;
}

label {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

input[type='text'],
input[type='color'],
input[type='number'],
textarea,
select {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 2px solid var(--bg-tertiary);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    font-size: 1rem;
    font-family: inherit;
    transition: all var(--transition-fast);
}

input[type='text']::placeholder,
input[type='number']::placeholder,
textarea::placeholder {
    color: var(--text-muted);
}

input[type='text']:hover,
input[type='color']:hover,
input[type='number']:hover,
textarea:hover,
select:hover {
    border-color: var(--accent-primary);
    background-color: var(--bg-secondary);
}

input[type='text']:focus,
input[type='color']:focus,
input[type='number']:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--accent-primary);
    background-color: var(--bg-secondary);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
}

.color-input-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.color-input-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.color-input-wrapper input[type='color'] {
    width: 100%;
    height: 48px;
    cursor: pointer;
}

.blend-toggle {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--bg-tertiary);
    border-radius: var(--border-radius-md);
    cursor: pointer;
}

.blend-toggle input[type='checkbox'] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--accent-primary);
}

.blend-toggle label {
    flex: 1;
    cursor: pointer;
    margin: 0;
}

.hex-value-display {
    background-color: var(--bg-tertiary);
    border: 2px solid var(--accent-primary);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: center;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent-primary);
    letter-spacing: 2px;
    user-select: all;
}

.hex-value-display:hover {
    background-color: rgba(255, 215, 0, 0.05);
    box-shadow: 0 4px 8px rgba(255, 215, 0, 0.1);
}

button,
input[type='button'],
input[type='submit'] {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 2px solid var(--bg-tertiary);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

button:hover,
input[type='button']:hover,
input[type='submit']:hover {
    background-color: var(--accent-primary);
    color: var(--bg-primary);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 215, 0, 0.2);
}

button:active,
input[type='button']:active,
input[type='submit']:active {
    background-color: var(--accent-active);
    border-color: var(--accent-active);
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(255, 215, 0, 0.1);
}

button:focus-visible,
input[type='button']:focus-visible,
input[type='submit']:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

button:disabled,
input[type='button']:disabled,
input[type='submit']:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background-color: var(--bg-tertiary);
    color: var(--text-muted);
}

button.primary {
    background-color: var(--accent-primary);
    color: var(--bg-primary);
    border-color: var(--accent-primary);
    font-weight: 700;
}

button.primary:hover {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
}

button.primary:focus-visible {
    outline-color: var(--accent-primary);
}

button.secondary {
    background-color: transparent;
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

button.secondary:hover {
    background-color: rgba(255, 215, 0, 0.1);
}

button.secondary:active {
    background-color: rgba(255, 215, 0, 0.2);
}

button.danger {
    color: var(--error-primary);
    border-color: var(--error-primary);
}

button.danger:hover {
    background-color: var(--error-primary);
    color: white;
    border-color: var(--error-primary);
}

.tool-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md, 12px);
    height: 40px;
}

.tool-header-save-btn {
    background: transparent;
    border: 1px solid var(--border-color, #3a3a3a);
    border-radius: var(--radius-sm, 6px);
    color: var(--text-secondary, #e0e0e0);
    cursor: pointer;
    font-size: 12px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
    white-space: nowrap;
    height: 32px;
    flex-shrink: 0px;
}

.tool-header-save-btn i {
    font-size: 11px;
}

.tool-header-save-btn:hover {
    border-color: var(--accent-primary, #ffd700);
    color: var(--accent-primary, #ffd700);
    background: rgba(255, 215, 0, 0.1);
    transform: none;
    box-shadow: none;
}

.tool-header-save-btn:active {
    transform: scale(0.98);
}

@media (max-width: 480px) {
    .tool-header-save-btn {
        padding: 4px 8px;
    }

    .tool-header-save-btn i {
        font-size: 12px;
        margin: 0;
    }
}

input[type='checkbox'],
input[type='radio'] {
    accent-color: var(--accent-primary);
    width: 20px;
    height: 20px;
    cursor: pointer;
}

input[type='checkbox']:focus-visible,
input[type='radio']:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

.tool-title {
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    flex: 1;
}

.tool-icon {
    font-size: var(--font-size-xl);
    color: var(--accent-primary);
}

.tool-content {
    overflow-y: auto;
    overflow-x: hidden;
    flex: 1;
    min-height: 0;
}

.tool-content::-webkit-scrollbar {
    width: 6px;
}

.tool-content::-webkit-scrollbar-track {
    background: transparent;
}

.tool-content::-webkit-scrollbar-thumb {
    background-color: var(--bg-tertiary);
    border-radius: 3px;
}

.tool-content::-webkit-scrollbar-thumb:hover {
    background-color: var(--accent-primary);
}

small,
.text-muted {
    color: var(--text-muted);
}

.text-secondary {
    color: var(--text-secondary);
}

a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

a:active {
    color: var(--accent-active);
}

a:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
    border-radius: 2px;
}

.error {
    color: var(--error-primary);
}

.error-message {
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--error-primary);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--error-primary);
}

.success {
    color: var(--success-primary);
}

.success-message {
    background-color: rgba(74, 222, 128, 0.1);
    border: 1px solid var(--success-primary);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--success-primary);
}

.warning {
    color: var(--warning-primary);
}

.warning-message {
    background-color: rgba(251, 191, 36, 0.1);
    border: 1px solid var(--warning-primary);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--warning-primary);
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

@media (prefers-contrast: more) {
    input[type='text'],
    input[type='color'],
    input[type='number'],
    textarea,
    select,
    button {
        border-width: 3px;
    }

    .color-box {
        border-width: 3px;
    }
}

@media (max-width: 1000px) {
    .color-input-group {
        grid-template-columns: 1fr;
    }

    .blend-toggle {
        grid-column: 1 / -1;
    }

    button,
    input[type='button'],
    input[type='submit'] {
        padding: var(--spacing-md) var(--spacing-md);
    }
}

@media (max-width: 640px) {
    .form-group {
        gap: var(--spacing-xs);
    }

    input[type='text'],
    input[type='color'],
    input[type='number'],
    textarea,
    select {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 16px;
    }
}

.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}

input.error,
textarea.error,
select.error {
    border-color: var(--error-border) !important;
    background-color: var(--error-bg);
}

input.error::placeholder {
    color: var(--error-text);
}

.error-message {
    color: var(--error-text);
    background-color: var(--error-bg);
    border: 1px solid var(--error-border);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    font-size: 0.875rem;
    animation: slideDownFadeIn var(--transition-normal) ease-out;
}

@keyframes slideDownFadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.shade-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 8px;
    padding: var(--spacing-md) 0;
}

.shade-swatch {
    position: relative;
    aspect-ratio: 1;
    border-radius: var(--border-radius-md);
    border: 2px solid var(--bg-tertiary);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--spacing-sm);
    overflow: hidden;
}

.shade-swatch:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.shade-swatch:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

.shade-label {
    font-size: 0.75rem;
    color: inherit;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.shade-hex {
    position: absolute;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-primary);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
    background: rgba(0, 0, 0, 0.5);
    padding: 2px 4px;
    border-radius: 2px;
    bottom: -25px;
    opacity: 0;
    transition: all var(--transition-fast);
}

.shade-hex.visible {
    bottom: var(--spacing-sm);
    opacity: 1;
}

.shade-error {
    color: var(--error-text);
    text-align: center;
    padding: var(--spacing-lg);
    font-size: 0.875rem;
}

.storage-warning {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--accent-primary);
    color: var(--bg-primary);
    padding: var(--spacing-md) var(--spacing-lg);
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.storage-warning-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
    max-width: 800px;
    width: 100%;
}

.storage-warning-text {
    font-weight: 500;
    font-size: 0.95rem;
}

.storage-warning-dismiss {
    background-color: transparent;
    color: var(--bg-primary);
    border: none;
    padding: var(--spacing-sm);
    cursor: pointer;
    font-size: 1.25rem;
    font-weight: bold;
    transition: opacity var(--transition-fast);
}

.storage-warning-dismiss:hover {
    opacity: 0.7;
}

.save-palette-input-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--bg-tertiary);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-md);
}

.save-palette-input {
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.875rem;
    padding: var(--spacing-md);
}

.save-palette-btn {
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--accent-primary);
    color: var(--bg-primary);
    border: none;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.save-palette-btn:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
}

.save-palette-btn:active {
    background-color: var(--accent-active);
    transform: translateY(0);
}

.save-palette-error {
    color: var(--error-text);
    background-color: var(--error-bg);
    border: 1px solid var(--error-border);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-size: 0.875rem;
}

.blend-toggle-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--bg-tertiary);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    font-weight: 500;
    transition: all var(--transition-fast);
    user-select: none;
}

.blend-toggle-label:hover {
    background-color: rgba(255, 215, 0, 0.05);
}

.blend-toggle-label input[type='checkbox'] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--accent-primary);
}

.secondary-color-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background-color: var(--bg-tertiary);
    border-radius: var(--border-radius-md);
    border-left: 3px solid var(--accent-primary);
}

.secondary-color-group.hidden {
    display: none;
}