/* Joustie Theme - Clean & Modern */

:root {
  --color-bg: #fafafa;
  --color-text: #333;
  --color-text-light: #666;
  --color-accent: #2563eb;
  --color-accent-hover: #1d4ed8;
  --color-border: #e5e7eb;
  --color-card-bg: #fff;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  --font-serif: Georgia, 'Times New Roman', serif;
  --max-width: 800px;
  --spacing: 1.5rem;
}

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

/* Base */
html {
  font-size: 18px;
  scroll-behavior: smooth;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-accent-hover);
}

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

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

/* Header */
.site-header {
  background: var(--color-card-bg);
}

.header-bg {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.header-overlay {
  background: rgba(0, 0, 0, 0.5);
  padding: 4rem 0;
  text-align: center;
}

.header-overlay .container {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.site-title {
  font-size: 2.8rem;
  font-weight: 800;
  color: white;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  letter-spacing: -0.02em;
}

.site-title:hover {
  color: var(--color-accent);
}

.site-subtitle {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.2rem;
  margin-top: 0.5rem;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.site-nav {
  background: var(--color-card-bg);
  border-bottom: 1px solid var(--color-border);
  padding: 0.75rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-nav .container {
  display: flex;
  justify-content: center;
  gap: 2rem;
}

.site-nav a {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

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

/* Main content */
main {
  flex: 1;
  padding: 3rem 0;
}

/* Home & List pages */
.page-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.subtitle {
  color: var(--color-text-light);
  font-size: 1.1rem;
  margin-bottom: 3rem;
}

/* Post cards */
.posts {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.post-card {
  background: var(--color-card-bg);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05), 0 1px 2px rgba(0,0,0,0.1);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.post-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.post-card .post-image img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.post-card .post-content {
  padding: 1.5rem;
}

.post-date {
  font-size: 0.85rem;
  color: var(--color-text-light);
  display: block;
  margin-bottom: 0.5rem;
}

.post-card .post-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.post-card .post-title a {
  color: var(--color-text);
}

.post-card .post-title a:hover {
  color: var(--color-accent);
}

.post-summary {
  color: var(--color-text-light);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  background: var(--color-bg);
  color: var(--color-text-light);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  transition: background 0.2s ease;
}

a.tag:hover {
  background: var(--color-accent);
  color: white;
}

/* Single post */
.single-post {
  max-width: var(--max-width);
}

.featured-image {
  margin: -3rem calc(-1 * var(--spacing)) 2rem;
  border-radius: 0 0 16px 16px;
  overflow: hidden;
}

.featured-image img {
  width: 100%;
  max-height: 450px;
  object-fit: cover;
}

.post-header {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.single-post .post-title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

/* Post body */
.post-body {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  line-height: 1.8;
}

.post-body h2 {
  font-family: var(--font-sans);
  font-size: 1.6rem;
  font-weight: 700;
  margin: 2.5rem 0 1rem;
}

.post-body h3 {
  font-family: var(--font-sans);
  font-size: 1.3rem;
  font-weight: 600;
  margin: 2rem 0 0.75rem;
}

.post-body p {
  margin-bottom: 1.5rem;
}

.post-body img {
  border-radius: 8px;
  margin: 2rem auto;
}

.post-body blockquote {
  border-left: 4px solid var(--color-accent);
  padding-left: 1.5rem;
  margin: 2rem 0;
  font-style: italic;
  color: var(--color-text-light);
}

.post-body pre {
  background: #1e293b;
  color: #e2e8f0;
  padding: 1.5rem;
  border-radius: 8px;
  overflow-x: auto;
  margin: 1.5rem 0;
  font-size: 0.9rem;
}

.post-body code {
  font-family: 'SF Mono', Monaco, 'Courier New', monospace;
}

.post-body p code {
  background: var(--color-border);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.9em;
}

.post-body ul, .post-body ol {
  margin: 1.5rem 0;
  padding-left: 1.5rem;
}

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

.post-body video {
  width: 100%;
  border-radius: 8px;
  margin: 2rem 0;
}

/* Post navigation */
.post-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.post-nav a {
  max-width: 45%;
}

.post-nav .prev {
  margin-right: auto;
}

.post-nav .next {
  margin-left: auto;
  text-align: right;
}

/* Footer */
.site-footer {
  background: var(--color-card-bg);
  border-top: 1px solid var(--color-border);
  padding: 2rem 0;
  margin-top: auto;
  text-align: center;
}

.site-footer p {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

.social-links {
  margin-top: 1rem;
}

.social-links a {
  margin: 0 0.75rem;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 3rem;
  list-style: none;
}

.pagination li a,
.pagination li span {
  display: inline-block;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
}

.pagination li.active span {
  background: var(--color-accent);
  color: white;
  border-color: var(--color-accent);
}

/* Responsive */
@media (max-width: 600px) {
  html {
    font-size: 16px;
  }
  
  .page-title,
  .single-post .post-title {
    font-size: 1.8rem;
  }
  
  .header-overlay {
    padding: 2.5rem 0;
  }
  
  .site-title {
    font-size: 2rem;
  }
  
  .site-subtitle {
    font-size: 1rem;
  }
  
  .site-nav .container {
    gap: 1rem;
  }
  
  .featured-image {
    margin-left: calc(-1 * var(--spacing));
    margin-right: calc(-1 * var(--spacing));
    border-radius: 0;
  }
  
  .post-nav {
    flex-direction: column;
    gap: 1rem;
  }
  
  .post-nav a {
    max-width: 100%;
  }
}