/* CSS Reset & Variables */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 14px;
}

:root {
  --color-bg: #111111;
  --color-text: #dddddd;
  --color-text-muted: #aaaaaa;
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-border: #555555;
  --color-code-bg: #0e0e0e;
  --color-success: #059669;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier, monospace;

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 4rem;

  --max-width: 48rem;
}

/* Base Styles */
body {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.2;
  width: 100%;
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

section:not(:first-of-type) {
  border-top: 1px solid var(--color-border);
}

/* Typography */
h1, h2, h3, h4 {
  line-height: 1.2;
  margin-bottom: var(--spacing-xs);
}


p {
  margin-bottom: var(--spacing-sm);
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* Code */
code {
  font-family: var(--font-mono);
  font-size: inherit;
  background: var(--color-code-bg);
  padding: 0.2em 0.4em;
  border-radius: 3px;
}

pre {
  font-size: inherit;
  background: var(--color-code-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: var(--spacing-sm);
  overflow-x: auto;
  margin-bottom: var(--spacing-sm);
  max-width: 100%;
}

pre code {
  background: none;
  padding: 0;
}

/* Table of Contents / Commands */
.toc {
  padding: var(--spacing-xl) 0;
}

.toc h3 {
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

.toc > p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-muted);
}

.toc ul {
  list-style: none;
}

.toc li {
  margin-bottom: var(--spacing-sm);
}

.toc details {
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: var(--spacing-sm);
}

.toc summary {
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.toc summary:hover {
  color: var(--color-primary);
}

.toc .command {
  font-family: var(--font-mono);
  font-weight: 600;
}

.toc .command span {
  color: var(--color-text-muted);
  font-weight: 400;
}

.toc .description {
  color: var(--color-text-muted);
}

.toc details[open] summary {
  margin-bottom: var(--spacing-sm);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--color-border);
}

.toc details pre {
  margin: 0;
}

.toc h4 {
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-muted);
}

.toc > pre {
  margin-bottom: var(--spacing-md);
}

/* Header */
header {
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-sm) 0;
}

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

.logo {
  font-weight: 600;
  margin: 0;
}

nav {
  display: flex;
  gap: var(--spacing-md);
}

nav a {
  font-weight: 500;
}

/* Hero */
.hero {
  padding: var(--spacing-xl) 0;
}

.hero h2 {
  margin-bottom: var(--spacing-sm);
}

.tagline {
  color: var(--color-text-muted);
  max-width: 800px;
  margin: 0 0 var(--spacing-md);
}

.cta pre {
  display: inline-block;
  margin: 0;
}

.requirements {
  color: var(--color-text-muted);
  margin-top: var(--spacing-xs);
  margin-bottom: 0;
}

/* Why Section */
.why {
  padding: var(--spacing-xl) 0;
}

.why h3 {
  margin-bottom: var(--spacing-sm);
}

.workflow-intro {
  text-align: center;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-lg);
}

.comparison {
  gap: var(--spacing-md);
  margin: var(--spacing-lg) auto 0;
}

.workflow:not(:first-of-type) {
  margin-top: var(--spacing-md);
}

.workflow h4 {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-muted);
}

.workflow h4:not(:first-child) {
  margin-top: var(--spacing-md);
}

.workflow pre {
  margin: 0;
  line-height: 1.5;
}

.workflow .step {
  color: var(--color-primary);
  font-weight: 600;
}

.workflow .comment {
  color: var(--color-text-muted);
  font-style: italic;
}

.key-insight {
  text-align: center;
  margin-top: var(--spacing-lg);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}


/* Skill Section */
.skill {
  padding: var(--spacing-xl) 0;
}

.skill h3 {
  margin-bottom: var(--spacing-sm);
}

.skill h4 {
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
  color: var(--color-text-muted);
}

.skill p {
  margin-bottom: var(--spacing-sm);
}

.activation-list,
.feature-list {
  list-style: none;
  margin-bottom: var(--spacing-sm);
}

.activation-list li,
.feature-list li {
  margin-bottom: var(--spacing-xs);
  padding-left: var(--spacing-sm);
  position: relative;
}

.activation-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-text-muted);
}

.feature-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-success);
}

/* API Reference Section */
.api-reference {
  padding: var(--spacing-xl) 0;
}

.api-reference h3 {
  margin-bottom: var(--spacing-sm);
}

.api-reference h4 {
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
  color: var(--color-text-muted);
}

.api-reference p {
  margin-bottom: var(--spacing-sm);
}

.api-list {
  list-style: none;
  margin-bottom: var(--spacing-sm);
}

.api-list li {
  margin-bottom: var(--spacing-sm);
  padding-left: var(--spacing-sm);
  position: relative;
}

.api-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-text-muted);
}

.api-list code {
  color: var(--color-primary);
}

.api-desc {
  display: block;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
  padding-left: 0;
}

/* Footer */
footer {
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-md) 0;
  text-align: center;
  color: var(--color-text-muted);
}

/* Responsive */
@media (min-width: 1400px) {
  .comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
}