:root {
    --bg-color: #f8f9fa;
    --surface-color: #ffffff;
    --text-primary: #212529;
    --text-secondary: #495057;
    --border-color: #dee2e6;
    --primary-color: #0d6efd;
    --primary-hover: #0b5ed7;
    --danger-color: #dc3545;
    --radius: 8px;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.site-header {
    background-color: var(--surface-color);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    margin-bottom: 2rem;
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--text-primary);
    text-decoration: none;
}

.site-header nav a {
    margin-left: 1rem;
    color: var(--text-secondary);
    text-decoration: none;
}

.hero {
    margin-bottom: 2rem;
}

.hero h1 {
    margin-bottom: 0.5rem;
    font-size: 2rem;
}

.hero p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 700px;
}

.workspace {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

@media (min-width: 900px) {
    .workspace {
        grid-template-columns: 1fr 1fr;
    }
}

.panel {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.section-block {
    margin-bottom: 2rem;
}

.section-block h2 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.25rem;
    font-size: 0.9rem;
}

.form-group input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
}

.scenario-card {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1rem;
    position: relative;
}

.remove-scenario {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: none;
    border: none;
    color: var(--danger-color);
    cursor: pointer;
    font-size: 0.8rem;
}

.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    font-size: 1rem;
    font-family: inherit;
    border-radius: 4px;
    cursor: pointer;
    border: 1px solid transparent;
    text-align: center;
}

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

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

.btn-secondary {
    background-color: var(--bg-color);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    background-color: #e2e6ea;
}

.btn-text {
    background: none;
    color: var(--text-secondary);
    text-decoration: underline;
}

.output-panel {
    display: flex;
    flex-direction: column;
}

.output-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.output-header h2 {
    font-size: 1.25rem;
}

.output-body {
    flex-grow: 1;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 1rem;
    overflow-x: auto;
}

.output-body pre {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    white-space: pre-wrap;
}

.guide-content {
    margin-bottom: 4rem;
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

@media (min-width: 768px) {
    .content-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.guide-content h2 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.guide-content p {
    margin-bottom: 1rem;
}

.tips-list {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.tips-list li {
    margin-bottom: 0.5rem;
}

.reference-block {
    background-color: var(--surface-color);
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    margin-bottom: 2rem;
}

.reference-block dl {
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: 0.5rem 1rem;
}

.reference-block dt {
    font-weight: bold;
}

.version-note {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-align: center;
}

.site-footer {
    text-align: center;
    padding: 2rem 0;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.site-footer nav {
    margin-top: 0.5rem;
}

.site-footer nav a {
    color: var(--text-secondary);
    margin: 0 0.5rem;
}



/* Factory-injected deployment helpers. The AI owns the site design above this block. */
.ad-unit {
  width: min(100%, 720px);
  min-height: 120px;
  margin: 24px auto;
  display: block;
}

.legal-page {
  width: min(900px, calc(100% - 32px));
  margin: 40px auto;
}

.factory-fallback-nav {
  width: min(900px, calc(100% - 32px));
  margin: 24px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  font-size: 0.95rem;
}

.factory-fallback-nav a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}