/* URL Encoder/Decoder Tool - Tool Styles */

/* Override tool-options for this tool */
.tool-options {
    padding: 1.25rem !important;
    margin-bottom: 1.5rem !important;
}

.tool-options .section-title,
.tool-options h3 {
    margin-bottom: 0.75rem !important;
    font-size: 1rem !important;
}

/* Error Message */
.error-msg {
    background: #fee;
    border: 1px solid #fcc;
    border-radius: var(--radius-md);
    color: #c33;
    padding: 1rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    display: none;
}

.error-msg.show {
    display: block;
}

/* Tool Content Columns */
.tool-content-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

/* Input and Output Sections */
.tool-section {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
}

.input-group,
.output-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.input-group label,
.output-group label {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-color);
}

.input-area,
.output-area {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.input-group textarea,
.output-group textarea {
    padding: 1rem;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    resize: none;
    background: var(--surface-color);
    color: var(--text-color);
    border: none;
}

.input-group textarea:focus,
.output-group textarea:focus {
    outline: none;
}

.hint {
    font-size: 0.8rem;
    color: var(--text-color-secondary);
    margin-top: 0.25rem;
}

/* Options Grid - 4 columns: checkbox at 1,3 and labels at 2,4 */
.options-grid {
    display: grid;
    grid-template-columns: auto 1fr auto 1fr;
    gap: 0.5rem 1rem;
    margin-bottom: 0.75rem;
    align-items: center;
}

.option-checkbox {
    cursor: pointer;
    width: 18px;
    height: 18px;
}

.option-label {
    cursor: pointer;
    font-weight: 500;
    font-size: 0.9rem;
    white-space: nowrap;
}

/* Tool Actions Horizontal */
.tool-actions-horizontal {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tool-actions-horizontal .action-btn {
    flex: 1;
    min-width: 100px;
    padding: 0.6rem 0.8rem;
    font-size: 0.9rem;
}

/* Output Actions */
.output-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.75rem;
}

.output-actions .action-btn {
    flex: 1;
}

/* Responsive Design */
@media (max-width: 768px) {
    .tool-content-columns {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .input-group textarea,
    .output-group textarea {
        min-height: 250px;
    }

    /* Mobile: 2-column layout (checkbox | label) */
    .options-grid {
        grid-template-columns: auto 1fr;
        gap: 0.5rem 0.75rem;
    }

    .option-checkbox {
        width: 18px;
        height: 18px;
    }

    .option-label {
        white-space: normal;
    }

    /* Buttons: 2 per row on mobile */
    .tool-actions-horizontal {
        gap: 0.5rem;
    }

    .tool-actions-horizontal .action-btn {
        flex: 1 1 calc(50% - 0.25rem);
        min-width: auto;
        padding: 0.6rem 0.4rem;
        font-size: 0.85rem;
    }

    .tool-actions-horizontal .action-btn:nth-child(3) {
        flex: 1 1 calc(50% - 0.25rem);
    }
}

.tool-tips li {
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-size: 0.9rem;
    line-height: 1.4;
}