/* Performance Test Generator Styles */

/* Main Container */
.perf-test-container {
    margin-bottom: 2rem;
}

/* Test Builder Layout */
.test-builder {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 3rem;
}

@media (max-width: 1023px) {
    .test-builder {
        grid-template-columns: 1fr;
    }
}

/* Panel Styles */
.builder-panel,
.output-panel {
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.panel-header {
    padding: 24px;
    border-bottom: 1px solid #e5e7eb;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
}

.header-content h2 {
    font-size: 24px;
    font-weight: 600;
    margin: 0 0 4px 0;
    color: #1f2937;
}

.header-content p {
    font-size: 14px;
    color: #6b7280;
    margin: 0;
}

.header-actions {
    display: flex;
    gap: 8px;
}

.panel-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* Configuration Grid */
.config-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.config-group.full-width {
    grid-column: 1 / -1;
}

@media (max-width: 767px) {
    .config-grid {
        grid-template-columns: 1fr;
    }
    
    .config-group.full-width {
        grid-column: 1;
    }
}

.config-label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 8px;
}

.label-text {
    font-size: 14px;
    font-weight: 500;
    color: #374151;
}

.label-hint {
    font-size: 12px;
    color: #9ca3af;
}

/* Form Controls */
.select-wrapper {
    position: relative;
}

.config-select,
.config-input,
.config-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid #d1d5db;
    border-radius: 8px;
    font-size: 14px;
    color: #1f2937;
    background: #ffffff;
    transition: all 0.2s ease;
    
}

.config-select:focus,
.config-input:focus,
.config-textarea:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.config-select:hover,
.config-input:hover,
.config-textarea:hover {
    border-color: #9ca3af;
}

.config-textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.6;
}

.select-arrow {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: #6b7280;
}

.config-select {
    appearance: none;
    padding-right: 40px;
}

/* Action Bar */
.action-bar {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid #e5e7eb;
}

.btn-generate {
    width: 100%;
    padding: 14px 24px;
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: #ffffff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.2s ease;
    box-shadow: 0 4px 6px rgba(59, 130, 246, 0.2);
}

.btn-generate:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 12px rgba(59, 130, 246, 0.3);
}

.btn-generate:active {
    transform: translateY(0);
}

.btn-icon {
    display: flex;
    align-items: center;
}

/* Code Editor */
.code-editor {
    width: 100%;
    height: 700px;
    border: 1.5px solid #e5e7eb;
    border-radius: 8px;
    overflow: hidden;
    background: #ffffff;
}

@media (max-width: 767px) {
    .code-editor {
        height: 400px;
    }
}

/* Copy Button */
.btn-copy {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: #f3f4f6;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    color: #374151;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-copy:hover {
    background: #e5e7eb;
    border-color: #9ca3af;
}

.btn-copy:active {
    transform: scale(0.98);
}

.btn-copy svg {
    flex-shrink: 0;
}

/* Info Section */
.info-section {
    margin-top: 3rem;
}

.info-card {
    background: #ffffff;
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.info-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin: 0 0 12px 0;
    color: #1f2937;
}

.info-card p {
    font-size: 15px;
    line-height: 1.6;
    color: #4b5563;
    margin: 0;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

@media (max-width: 767px) {
    .info-grid {
        grid-template-columns: 1fr;
    }
}

.info-item {
    background: #ffffff;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.info-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.info-icon {
    font-size: 32px;
    margin-bottom: 12px;
    display: block;
}

.info-item h4 {
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 8px 0;
    color: #1f2937;
}

.info-item p {
    font-size: 14px;
    line-height: 1.5;
    color: #6b7280;
    margin: 0;
}

.metrics-list,
.practices-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.metrics-list li,
.practices-list li {
    padding: 10px 0;
    padding-left: 24px;
    position: relative;
    font-size: 15px;
    line-height: 1.6;
    color: #4b5563;
}

.metrics-list li::before,
.practices-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #3b82f6;
    font-weight: bold;
    font-size: 20px;
}

.metrics-list li strong,
.practices-list li strong {
    color: #1f2937;
    font-weight: 600;
}

/* Mobile Optimizations */
@media (max-width: 767px) {
    .perf-test-container {
        margin-top: 1.5rem;
    }
    
    .panel-header {
        padding: 20px;
        flex-direction: column;
        gap: 12px;
    }
    
    .header-actions {
        width: 100%;
    }
    
    .btn-copy {
        width: 100%;
        justify-content: center;
    }
    
    .panel-body {
        padding: 20px;
    }
    
    .config-grid {
        gap: 16px;
    }
    
    .info-card {
        padding: 20px;
    }
}

/* Dark mode support (if needed) */
@media (prefers-color-scheme: dark) {
    .builder-panel,
    .output-panel,
    .info-card,
    .info-item {
        background: #1f2937;
        color: #f9fafb;
    }
    
    .panel-header {
        background: linear-gradient(135deg, #111827 0%, #1f2937 100%);
        border-bottom-color: #374151;
    }
    
    .header-content h2,
    .info-card h3,
    .info-item h4 {
        color: #f9fafb;
    }
    
    .header-content p,
    .label-hint {
        color: #9ca3af;
    }
    
    .config-select,
    .config-input,
    .config-textarea {
        background: #111827;
        border-color: #374151;
        color: #f9fafb;
    }
    
    .config-select:focus,
    .config-input:focus,
    .config-textarea:focus {
        border-color: #3b82f6;
    }
    
    .action-bar {
        border-top-color: #374151;
    }
    
    .code-editor {
        border-color: #374151;
        background: #111827;
    }
    
    .btn-copy {
        background: #374151;
        border-color: #4b5563;
        color: #f9fafb;
    }
    
    .btn-copy:hover {
        background: #4b5563;
    }
}