/* LaunchStacks Brand Stylesheet */

:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-text: #1f2937;
  --color-text-light: #6b7280;
  --color-bg: #ffffff;
  --color-bg-alt: #f9fafb;
  --color-border: #e5e7eb;
  --color-tag-bg: #eff6ff;
  --color-tag-text: #1d4ed8;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", "Fira Code", "Fira Mono", Menlo, monospace;
  --max-width: 720px;
  --header-height: 64px;
}

/* Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Base */
html {
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main.container {
  flex: 1;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

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

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

img {
  max-width: 100%;
  height: auto;
}

/* Header */
.site-header {
  height: var(--header-height);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.site-logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
}

.site-logo:hover {
  color: var(--color-primary);
  text-decoration: none;
}

.site-nav {
  display: flex;
  gap: 1.5rem;
}

.site-nav a {
  color: var(--color-text-light);
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.15s;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--color-primary);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 2rem 0;
  margin-top: 4rem;
}

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

.footer-brand p {
  color: var(--color-text-light);
  font-size: 0.875rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--color-text-light);
  font-size: 0.875rem;
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--color-primary);
}

/* Hero */
.hero {
  padding: 4rem 0 2rem;
  text-align: center;
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -0.025em;
}

.hero p {
  font-size: 1.125rem;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
}

/* Posts */
.recent-posts {
  padding: 2rem 0;
}

.recent-posts h2 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.post-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.post-card {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--color-border);
}

.post-card:last-child {
  border-bottom: none;
}

.post-card h2,
.post-card h3 {
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.post-card h2 a,
.post-card h3 a {
  color: var(--color-text);
  text-decoration: none;
}

.post-card h2 a:hover,
.post-card h3 a:hover {
  color: var(--color-primary);
}

.post-card time {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.post-card p {
  margin-top: 0.5rem;
  color: var(--color-text-light);
}

/* Tags */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.tag {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  background: var(--color-tag-bg);
  color: var(--color-tag-text);
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 4px;
  text-decoration: none;
}

a.tag:hover {
  background: var(--color-primary);
  color: white;
  text-decoration: none;
}

/* Single Post */
.post {
  padding: 2rem 0;
}

.post-header {
  margin-bottom: 2rem;
}

.post-header h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 0.75rem;
}

.post-meta {
  font-size: 0.875rem;
  color: var(--color-text-light);
  display: flex;
  gap: 1rem;
}

.post-content {
  font-size: 1.0625rem;
  line-height: 1.8;
}

.post-content h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 2.5rem 0 1rem;
}

.post-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 2rem 0 0.75rem;
}

.post-content p {
  margin-bottom: 1.25rem;
}

.post-content ul,
.post-content ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

.post-content li {
  margin-bottom: 0.5rem;
}

.post-content blockquote {
  border-left: 3px solid var(--color-primary);
  padding-left: 1rem;
  margin: 1.5rem 0;
  color: var(--color-text-light);
  font-style: italic;
}

.post-content pre {
  background: #1e1e1e;
  color: #d4d4d4;
  padding: 1rem 1.25rem;
  border-radius: 6px;
  overflow-x: auto;
  margin-bottom: 1.25rem;
  font-size: 0.875rem;
  line-height: 1.6;
}

.post-content code {
  font-family: var(--font-mono);
  font-size: 0.875em;
}

.post-content p code {
  background: var(--color-bg-alt);
  padding: 0.125rem 0.375rem;
  border-radius: 3px;
  border: 1px solid var(--color-border);
}

.post-content img {
  border-radius: 6px;
  margin: 1.5rem 0;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 1rem;
  padding: 2rem 0;
}

.pagination a {
  padding: 0.5rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 0.875rem;
}

.pagination a:hover {
  border-color: var(--color-primary);
  text-decoration: none;
}

/* Responsive */
@media (max-width: 640px) {
  .hero h1 {
    font-size: 1.75rem;
  }

  .footer-content {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .site-header .container {
    flex-direction: column;
    height: auto;
    padding: 1rem 1.5rem;
    gap: 0.5rem;
  }

  .site-header {
    height: auto;
  }
}