/* Interactive Tutorial Styles */

/* Tutorial step container */
.tutorial-step {
    background: #f8f9fa;
    border: 2px solid #e9ecef;
    border-radius: 12px;
    padding: 2rem;
    margin: 2rem 0;
    position: relative;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Step counter */
.step-counter {
    background: #447099;
    color: white;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    margin-right: 1rem;
    position: absolute;
    top: -20px;
    left: 2rem;
}

/* Code editor styles */
.code-editor {
    width: 100%;
    min-height: 120px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 14px;
    border: 2px solid #dee2e6;
    border-radius: 8px;
    padding: 1rem;
    background: #f8f9fa;
    resize: vertical;
    margin: 1rem 0;
    line-height: 1.5;
}

.code-editor:focus {
    outline: none;
    border-color: #447099;
    background: white;
}

/* CodeMirror editor overrides */
.CodeMirror {
    border: 2px solid #dee2e6;
    border-radius: 8px;
    font-size: 14px;
    line-height: 1.5;
    min-height: 120px;
}

.CodeMirror:focus-within {
    border-color: #447099;
}

.CodeMirror-focused .CodeMirror-cursor {
    border-left: 2px solid #447099;
}

/* Check button */
.check-button {
    background: #447099;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin: 1rem 0;
}

.check-button:hover {
    background: #305775;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.check-button:active {
    transform: translateY(0);
}

/* Success message */
.success-message {
    display: none;
    background: #d1edff;
    border: 2px solid #0ea5e9;
    border-radius: 8px;
    padding: 1.5rem;
    margin: 1rem 0;
    color: #0369a1;
    font-weight: 500;
    animation: slideIn 0.3s ease-out;
}

/* Error message */
.error-message {
    display: none;
    background: #fee2e2;
    border: 2px solid #ef4444;
    border-radius: 8px;
    padding: 1.5rem;
    margin: 1rem 0;
    color: #dc2626;
    font-weight: 500;
    animation: slideIn 0.3s ease-out;
}

/* Slide in animation */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Tutorial progress indicator */
.tutorial-progress {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: white;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    padding: 1rem;
    margin: 2rem 0;
    position: sticky;
    top: 20px;
    z-index: 10;
}

.progress-step {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: #e9ecef;
    color: #6c757d;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    transition: all 0.3s ease;
}

.progress-step.completed {
    background: #447099;
    color: white;
}

.progress-step.active {
    background: #ffd700;
    color: #333;
    transform: scale(1.1);
}

.progress-line {
    flex: 1;
    height: 2px;
    background: #e9ecef;
    margin: 0 0.5rem;
}

.progress-line.completed {
    background: #447099;
}

/* Responsive design */
@media (max-width: 768px) {
    .tutorial-step {
        padding: 1.5rem 1rem;
        margin: 1rem 0;
    }
    
    .step-counter {
        position: static;
        margin-bottom: 1rem;
    }
    
    .code-editor {
        font-size: 12px;
        min-height: 100px;
    }
    
    .CodeMirror {
        font-size: 12px;
        min-height: 100px;
    }
    
    .tutorial-progress {
        padding: 0.5rem;
        position: relative;
        top: auto;
    }
    
    .progress-step {
        width: 25px;
        height: 25px;
        font-size: 0.8rem;
    }
}

/* Dark theme support for code editors */
@media (prefers-color-scheme: dark) {
    .code-editor {
        background: #1e1e1e;
        color: #d4d4d4;
        border-color: #404040;
    }
    
    .tutorial-step {
        background: #2d2d2d;
        border-color: #404040;
    }
    
    .success-message {
        background: #1e3a3a;
        border-color: #16a085;
        color: #52c3a6;
    }
    
    .error-message {
        background: #3a1e1e;
        border-color: #e74c3c;
        color: #ff6b6b;
    }
}

/* Enhanced syntax highlighting for better readability */
.code-editor::placeholder {
    color: #6c757d;
    opacity: 0.8;
}

/* Focus indicators for accessibility */
.check-button:focus,
.code-editor:focus {
    outline: 2px solid #447099;
    outline-offset: 2px;
}

/* Improved spacing for better readability */
.tutorial-step p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

.tutorial-step li {
    margin-bottom: 0.5rem;
    line-height: 1.5;
}

/* Enhanced button states */
.check-button:disabled {
    background: #6c757d;
    cursor: not-allowed;
    transform: none;
}

.check-button:disabled:hover {
    background: #6c757d;
    transform: none;
    box-shadow: none;
}