/* QR Code Generator - Tool Styles */

/* Tool layout override - ensure proper grid for sidebar */
.tool-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 2rem;
    align-items: start;
}

/* Tool Options */
.tool-options {
    padding: 1.25rem;
    margin-bottom: 1.5rem;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

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

/* 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;
}

/* 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;
}
    margin-top: 0.25rem;
}

/* Inline Options (within input section) */
.tool-options-inline {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.tool-options-inline .section-title {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1rem;
    font-weight: 600;
}

.option-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.option-group:last-child {
    margin-bottom: 0;
}

.option-group label {
    color: var(--text-color);
    font-weight: 500;
    font-size: 0.95rem;
}

.option-group input[type="number"],
.option-group select {
    padding: 0.6rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    background: var(--surface-color);
    cursor: pointer;
}

/* QR Preview Area */
.qr-preview-area {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    background: var(--surface-color);
}

.qr-container {
    display: flex;
    align-items: center;
    justify-content: center;
}

.qr-container img {
    max-width: 100%;
    height: auto;
}

.qr-container canvas {
    max-width: 100%;
    height: auto;
}

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

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

/* Sidebar */
.tool-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.related-tools,
.tool-tips {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.related-tools h4,
.tool-tips h4 {
    margin-top: 0;
    margin-bottom: 1rem;
    color: var(--primary-color);
    font-size: 1rem;
}

.related-tools ul,
.tool-tips ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.related-tools li,
.tool-tips li {
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.95rem;
}

.related-tools li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.tool-tips li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.related-tools li:last-child,
.tool-tips li:last-child {
    margin-bottom: 0;
}

.related-tools a,
.tool-tips a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.2s;
}

.related-tools a:hover,
.tool-tips a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}
    text-decoration: underline;
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 1400px) {
    .tool-layout {
        grid-template-columns: 1fr;
    }

    .tool-sidebar {
        flex-direction: row;
        gap: 2rem;
    }

    .related-tools,
    .tool-tips {
        flex: 1;
        position: static;
    }
}

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

    .input-group textarea,
    .output-group textarea {
        min-height: 200px;
    }

    .qr-preview-area {
        min-height: 250px;
    }

    .use-case-grid {
        grid-template-columns: 1fr;
    }

    .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-sidebar {
        flex-direction: column;
        gap: 1.5rem;
    }

    .related-tools,
    .tool-tips {
        flex: 1 1 auto;
    }
}

@media (max-width: 480px) {
    .tool-content-columns {
        gap: 1rem;
    }

    .input-group textarea,
    .output-group textarea {
        min-height: 150px;
    }

    .qr-preview-area {
        min-height: 200px;
    }

    .tool-actions-horizontal .action-btn {
        flex: 1 1 auto;
        padding: 0.5rem 0.4rem;
        font-size: 0.8rem;
    }
}
}

.option-group input[type="number"],
.option-group select {
    width: 100%;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.input-group label {
    font-weight: 600;
    color: var(--text-color);
    font-size: 1rem;
}

.input-group textarea {
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: 'Courier New', monospace;
    font-size: 0.95rem;
    resize: vertical;
    background: var(--surface-color);
    color: var(--text-color);
    min-height: 150px;
}

.error-msg {
    background: #fee2e2;
    border: 1px solid #fecaca;
    color: #991b1b;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    display: none;
}

.qr-output {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    background: var(--surface-color);
    padding: 2rem;
    border-radius: var(--radius-md);
    margin: 2rem 0;
}

#qrCanvas {
    display: none;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    max-width: 100%;
}

.download-btn {
    padding: 0.8rem 1.5rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s;
}

.download-btn:hover:not(:disabled) {
    opacity: 0.9;
    transform: translateY(-2px);
}

.download-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Action Button Styles */
.action-btn {
    padding: 0.8rem 1.5rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.action-btn:hover:not(:disabled) {
    background: var(--primary-dark, var(--primary-color));
    opacity: 0.9;
    transform: translateY(-2px);
}

.action-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}