:root {
    --bg-color: #f1f5f9;
    --text-color: #334155;
    --heading-color: #0f172a;
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --border-color: #cbd5e1;
    --surface-color: #ffffff;
    --code-bg: #1e293b;
    --code-text: #e2e8f0;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

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

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

header h1 {
    color: var(--heading-color);
    font-size: 1.25rem;
}

nav a {
    color: var(--text-color);
    text-decoration: none;
    margin-left: 1rem;
    font-weight: 500;
}

nav a:hover {
    color: var(--primary-color);
}

main {
    padding: 3rem 0;
}

.hero {
    text-align: center;
    margin-bottom: 3rem;
}

.hero h2 {
    color: var(--heading-color);
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

.ad-container {
    margin: 2rem auto;
    text-align: center;
    min-height: 120px;
    background: #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #94a3b8;
}

.layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .layout {
        grid-template-columns: 350px 1fr;
    }
}

aside.controls {
    background-color: var(--surface-color);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

aside h3 {
    color: var(--heading-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1rem;
    cursor: pointer;
}

.checkbox-label input {
    margin-top: 0.3rem;
    margin-right: 0.75rem;
}

.checkbox-label code {
    background: #f1f5f9;
    padding: 0.1rem 0.3rem;
    border-radius: 4px;
    font-family: monospace;
    font-size: 0.9em;
}

.actions {
    margin-top: 2rem;
}

button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
    font-weight: 600;
    width: 100%;
    transition: background 0.2s;
}

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

.output-area {
    background-color: var(--surface-color);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.output-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    background: #f8fafc;
}

.output-header h3 {
    margin: 0;
    font-size: 1.1rem;
}

.output-header button {
    width: auto;
    padding: 0.4rem 0.8rem;
    font-size: 0.9rem;
    background-color: #e2e8f0;
    color: #334155;
}

.output-header button:hover {
    background-color: #cbd5e1;
}

pre {
    background-color: var(--code-bg);
    padding: 1.5rem;
    margin: 0;
    overflow-x: auto;
    flex-grow: 1;
}

code {
    color: var(--code-text);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-size: 0.9rem;
    line-height: 1.5;
}

.guide-section {
    margin-top: 4rem;
    background-color: var(--surface-color);
    padding: 2.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.guide-section h2 {
    color: var(--heading-color);
    margin-bottom: 1.5rem;
    font-size: 1.75rem;
}

.guide-section h3 {
    color: var(--heading-color);
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

.guide-section ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.guide-section li {
    margin-bottom: 0.5rem;
}

footer {
    background-color: var(--surface-color);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    text-align: center;
    margin-top: 3rem;
}

footer p {
    margin-bottom: 0.5rem;
    color: #64748b;
}

footer a {
    color: #64748b;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}


/* 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;
}