/* SathiyanCloud - Minimal, Accessible Design */

:root {
  --color-bg: #fafafa;
  --color-text: #2d3748;
  --color-text-muted: #64748b;
  --color-primary: #0369a1;
  --color-primary-hover: #0284c7;
  --color-border: #e2e8f0;
  --color-white: #ffffff;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', monospace;
  --max-width: 720px;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  width: 100%;
}

/* Header */
.site-header {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-md) 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.site-logo {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
}

.site-nav {
  display: flex;
  gap: var(--spacing-lg);
}

.site-nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

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

/* Main Content */
.site-content {
  flex: 1;
  padding: var(--spacing-xl) 0;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-text);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
}

h1 { font-size: 2rem; margin-bottom: var(--spacing-lg); }
h2 { font-size: 1.5rem; margin-top: var(--spacing-xl); }
h3 { font-size: 1.25rem; margin-top: var(--spacing-lg); }

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

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

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

ul, ol {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-lg);
}

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

code {
  font-family: var(--font-mono);
  background-color: var(--color-border);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  font-size: 0.9em;
}

pre {
  background-color: var(--color-text);
  color: var(--color-bg);
  padding: var(--spacing-md);
  border-radius: 6px;
  overflow-x: auto;
  margin-bottom: var(--spacing-md);
}

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

blockquote {
  border-left: 3px solid var(--color-primary);
  padding-left: var(--spacing-md);
  color: var(--color-text-muted);
  font-style: italic;
  margin: var(--spacing-md) 0;
}

hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--spacing-xl) 0;
}

/* Blog Post List */
.post-list {
  list-style: none;
  padding: 0;
}

.post-list li {
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--color-border);
}

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

.post-meta {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
}

.post-title {
  font-size: 1.1rem;
  font-weight: 500;
  margin: 0;
}

.post-excerpt {
  color: var(--color-text-muted);
  margin-top: var(--spacing-sm);
  font-size: 0.95rem;
}

/* Intro Section */
.intro {
  margin-bottom: var(--spacing-xl);
}

.intro p {
  font-size: 1.1rem;
  color: var(--color-text-muted);
}

/* CTA Button */
.btn {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: 6px;
  text-decoration: none;
  font-weight: 500;
  transition: background-color 0.2s ease;
}

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

/* Footer */
.site-footer {
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-lg) 0;
  margin-top: auto;
}

.site-footer p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  text-align: center;
  margin: 0;
}

/* Mobile Responsiveness */
@media (max-width: 600px) {
  .site-header .container {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    gap: var(--spacing-md);
    flex-wrap: wrap;
  }

  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.35rem; }
}