:root {
    --primary-color: #007A7A;
    --secondary-color: #F26419;
    --accent-color: #9BC53D;
    --background-color: #F0F4F8;
    --surface-color: #ffffff;
    --text-color: #334155;
    --border-color: #D1D5DB;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --border-radius: 8px;
}

body {
    background-color: var(--background-color);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--text-color);
}

.step-container {
    display: none;
}

.step-container.active {
    display: block;
}

.step-header {
    border-bottom: 2px solid var(--secondary-color);
    padding-bottom: 12px;
    margin-bottom: 24px;
}

.step-header h2 {
    color: var(--secondary-color);
}

.step-header .step-number {
    background-color: var(--secondary-color);
    color: white;
}

.form-label {
    font-weight: 600;
    color: var(--primary-color);
}

.form-input,
.form-textarea,
.form-select {
    background-color: #F9FAFB;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 10px 12px;
    width: 100%;
    transition: all 0.3s;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    box-shadow: 0 0 0 3px rgba(242, 100, 25, 0.4);
    border-color: var(--secondary-color);
    outline: none;
}

.btn {
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 600;
    color: white;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.btn:disabled {
    background-color: #9ca3af;
    cursor: not-allowed;
}

.btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.btn-primary {
    background-color: var(--primary-color);
}

.btn-secondary {
    background-color: var(--secondary-color);
}

.output-container {
    background-color: #F3F4F6;
    border: 1px solid var(--border-color);
    padding: 16px;
    margin-top: 24px;
    border-radius: var(--border-radius);
    min-height: 200px;
    white-space: pre-wrap;
    font-family: 'Courier New', Courier, monospace;
    overflow-x: auto;
    color: #1F2937;
}

.loader {
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--secondary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.step-btn {
    transition: all 0.3s ease-in-out;
    padding: 1rem 0.5rem;
    font-weight: 600;
    border-bottom: 4px solid transparent;
}

.step-btn.active {
    color: var(--secondary-color);
    border-bottom-color: var(--secondary-color);
}

.step-btn:not(.active) {
    color: #6B7280;
}

.step-btn:hover:not(:active) {
    background-color: #F3F4F6;
}

.model-selector-container {
    display: none;
}