/* ==========================================================================
   Modern Personal Theme - Ghost Theme CSS
   ========================================================================== */

/* Variables
   ========================================================================== */
:root {
  /* Typography */
  --font-family-headings: 'Alata', sans-serif;
  --font-family-body: 'Inter', sans-serif;

  /* Colors */
  --color-primary: #000000;
  --color-secondary: #6b7280;
  --color-tertiary: #9ca3af;
  --color-accent: rgb(61, 187, 210);
  --color-accent-hover: rgb(61, 187, 210);
  --color-highlight: rgb(61, 187, 210);
  --color-background: #ffffff;
  --color-surface: #f9fafb;
  --color-border: #e5e7eb;
  --color-text: #111827;
  --color-text-light: #6b7280;
  --color-success: #10b981;
  --color-error: #ef4444;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;

  /* Layout */
  --container-max-width: 1200px;
  --content-max-width: 800px;
  --border-radius: 4px;
  --border-radius-lg: 6px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Reset & Base
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 14px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-family-body);
  font-size: 0.9rem;
  line-height: 1.6;
  color: rgb(34, 34, 34);
  background-color: var(--color-background);
  background-image: data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==;
  background-repeat: repeat;
  background-color: #f5f5f5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-headings);
  font-weight: 400;
  line-height: 1.3;
  margin: 0 0 var(--space-md) 0;
  color: var(--color-primary);
  border-bottom: 3px solid var(--color-highlight);
  padding-bottom: var(--space-xs);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.6rem; }
h3 { font-size: 1.3rem; }
h4 { font-size: 1.1rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.9rem; }

p {
  margin: 0 0 var(--space-md) 0;
}

a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px dashed var(--color-highlight);
  transition: color var(--transition-fast);
}

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

/* Remove hyperlink styles from headers */
h1 a, h2 a, h3 a, h4 a, h5 a, h6 a, h7 a, h8 a, h9 a {
  border-bottom: none;
  color: inherit;
}

h1 a:hover, h2 a:hover, h3 a:hover, h4 a:hover, h5 a:hover, h6 a:hover, h7 a:hover, h8 a:hover, h9 a:hover {
  color: inherit;
}

/* Remove hyperlink styles from list items */
ul li a, ol li a {
  border-bottom: none;
  color: inherit;
}

ul li a:hover, ol li a:hover {
  color: inherit;
}

/* Remove hyperlink styles from images */
a img {
  border-bottom: none;
}

a:has(img) {
  border-bottom: none;
}

/* Layout
   ========================================================================== */
.site-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

.site-main {
  flex: 1;
  padding: var(--space-xl) 0;
}

/* Header
   ========================================================================== */
.site-header {
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-md) 0;
}

.header-content {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.site-avatar {
  flex-shrink: 0;
  margin-top: var(--space-xs);
}

.site-avatar-image {
  width: 50px;
  height: 50px;
  object-fit: cover;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  display: block;
}

.site-branding {
  flex: 1;
}

.site-title {
  margin: 0 0 var(--space-xs) 0;
}

.site-title a {
  color: var(--color-primary);
  font-size: 1.3rem;
  font-weight: 400;
  text-decoration: none;
}

.site-description {
  color: var(--color-text-light);
  font-size: 0.9rem;
  margin: 0;
  line-height: 1.4;
}

.site-nav {
  text-align: center;
  margin-top: var(--space-xl);
}

.nav-list {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  color: var(--color-text);
  font-weight: 500;
  padding: 0.25rem 0.75rem;
  border-radius: var(--border-radius);
  transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.current {
  color: var(--color-accent);
  background-color: var(--color-surface);
}

/* Posts Section
   ========================================================================== */
.blog-section {
  margin-bottom: var(--space-2xl);
}

.view-controls {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
}

.view-toggle {
  background: none;
  border: 1px solid var(--color-border);
  padding: 0.375rem;
  border-radius: var(--border-radius);
  cursor: pointer;
  color: var(--color-text-light);
  transition: all var(--transition-fast);
}

.view-toggle:hover,
.view-toggle.active {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background-color: var(--color-surface);
}

.posts-container {
  margin-bottom: var(--space-xl);
}

.posts-container.grid-layout {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-sm);
  align-items: stretch;
}

.posts-container.list-layout {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.posts-container.list-layout .post-card {
  display: flex;
  flex-direction: row;
  gap: var(--space-md);
  align-items: stretch;
  min-height: 120px;
}

.posts-container.list-layout .post-image {
  flex-shrink: 0;
  width: 160px;
  height: auto;
  align-self: stretch;
}

.posts-container.list-layout .post-image a {
  display: block;
  height: 100%;
}

.posts-container.list-layout .post-feature-image,
.posts-container.list-layout .post-image-placeholder {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.posts-container.list-layout .post-content {
  flex: 1;
  padding: var(--space-sm);
  display: flex;
  flex-direction: column;
  min-height: 120px;
}

/* Post Cards
   ========================================================================== */
.post-card {
  background-color: var(--color-background);
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  border: 0px solid var(--color-border);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.post-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.post-image {
  position: relative;
  overflow: hidden;
  background-color: var(--color-surface);
}

/* Default thumbnail for posts without images */
.post-image-placeholder {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, var(--color-highlight) 0%, var(--color-accent) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.3rem;
  font-weight: 500;
  text-align: center;
  position: relative;
}

.post-image-placeholder::after {
  content: '📄';
  font-size: 1.8rem;
  opacity: 0.8;
}

.post-feature-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  object-position: center;
  transition: transform var(--transition-normal);
}

.post-card:hover .post-feature-image {
  transform: scale(1.05);
}

.post-content {
  padding: var(--space-sm) var(--space-md) var(--space-sm);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.post-tag {
  display: inline-block;
  background-color: var(--color-surface);
  color: var(--color-accent);
  padding: 0.25rem 0.5rem;
  border-radius: var(--border-radius);
  font-size: 0.8rem;
  font-weight: 500;
  margin-bottom: 0.375rem;
  text-decoration: none;
}

.post-title {
  margin: 0 0 var(--space-xs) 0;
  font-size: 1.2rem;
  line-height: 1.3;
}

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

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

.post-meta {
  display: flex;
  gap: var(--space-sm);
  color: var(--color-text-light);
  font-size: 0.8rem;
  margin-bottom: var(--space-sm);
}

.posts-container.list-layout .post-meta {
  margin-bottom: var(--space-xs);
  font-size: 0.8rem;
}

.post-excerpt {
  color: var(--color-text-light);
  margin-bottom: var(--space-sm);
  font-size: 0.9rem;
  line-height: 1.5;
  flex-grow: 1;
}

.post-excerpt p {
  margin-bottom: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.posts-container.list-layout .post-excerpt {
  margin-bottom: var(--space-sm);
  flex-grow: 1;
}

.posts-container.list-layout .post-excerpt p {
  margin-bottom: 0;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-footer {
  margin-top: auto;
}

.read-more {
  color: var(--color-accent);
  font-weight: 500;
  text-decoration: none;
  font-size: 0.8rem;
}

.read-more:hover {
  color: var(--color-accent-hover);
}

/* Load More Button
   ========================================================================== */
.load-more-container {
  text-align: center;
  margin-top: var(--space-xl);
}

.load-more-btn {
  background-color: var(--color-accent);
  color: white;
  border: none;
  padding: 0.625rem 1.25rem;
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.load-more-btn:hover {
  background-color: var(--color-accent-hover);
}

.load-more-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.loading-spinner {
  margin-top: var(--space-md);
}

.spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-border);
  border-top: 2px solid var(--color-accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto;
}

/* Subscribe Section
   ========================================================================== */
.subscribe-section {
  background-color: var(--color-surface);
  padding: var(--space-2xl) 0;
  border-radius: var(--border-radius-lg);
  text-align: center;
  margin: var(--space-2xl) 0;
}

.subscribe-title {
  margin-bottom: var(--space-sm);
  color: var(--color-primary);
}

.subscribe-description {
  color: var(--color-text-light);
  margin-bottom: var(--space-lg);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.subscribe-form {
  max-width: 400px;
  margin: 0 auto;
}

.form-group {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.subscribe-email {
  flex: 1;
  padding: 0.625rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  font-size: 1rem;
  outline: none;
  transition: border-color var(--transition-fast);
  height: auto;
}

.subscribe-email:focus {
  border-color: var(--color-accent);
}

.subscribe-btn {
  background-color: var(--color-accent);
  color: white;
  border: none;
  padding: 0.625rem 1rem;
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: background-color var(--transition-fast);
  white-space: nowrap;
}

.subscribe-btn:hover {
  background-color: var(--color-accent-hover);
}

.subscribe-success {
  color: var(--color-success);
  font-weight: 500;
}

.subscribe-error {
  color: var(--color-error);
  font-weight: 500;
}

/* Related Posts
   ========================================================================== */
.read-next {
  margin: var(--space-2xl) 0;
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--color-border);
}

.read-next-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.read-next-header h3 {
  color: var(--color-primary);
  margin: 0;
}

.read-next-posts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.read-next-card {
  background-color: var(--color-surface);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  border: 1px solid var(--color-border);
}

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

.read-next-card-image {
  position: relative;
  overflow: hidden;
  height: 120px;
}

.read-next-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.read-next-card:hover .read-next-card-image img {
  transform: scale(1.05);
}

.read-next-card-content {
  padding: var(--space-md);
}

.read-next-card-title {
  margin: 0 0 var(--space-sm) 0;
  font-size: 1rem;
}

.read-next-card-title a {
  color: var(--color-primary);
  text-decoration: none;
}

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

.read-next-card-meta {
  display: flex;
  gap: var(--space-sm);
  color: var(--color-text-light);
  font-size: 0.875rem;
}

/* Post/Page Content
   ========================================================================== */
.post, .page {
  max-width: var(--content-max-width);
  margin: 0 auto;
}

.post-full-header, .page-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.post-full-title, .page-title {
  font-size: 2.4rem;
  margin-bottom: var(--space-md);
}

.post-full-custom-excerpt, .page-excerpt {
  font-size: 1.1rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-lg);
}

.post-full-meta {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  color: var(--color-text-light);
  font-size: 0.875rem;
}

.post-full-image, .page-image {
  margin: var(--space-xl) 0;
  text-align: center;
}

.post-full-image img, .page-image img {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius-lg);
}

.post-full-content, .page-content {
  font-size: 1rem;
  line-height: 1.7;
}

.post-content, .content {
  margin-bottom: var(--space-xl);
}

/* Contact Form
   ========================================================================== */
.contact-form-section {
  margin-top: var(--space-xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
}

.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

.contact-form .form-group {
  flex-direction: column;
  margin-bottom: var(--space-lg);
}

.contact-form label {
  font-weight: 500;
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

.contact-form input,
.contact-form textarea {
  padding: 0.625rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-family: inherit;
  outline: none;
  transition: border-color var(--transition-fast);
}

.contact-form textarea {
  padding: 0.625rem 1rem;
  min-height: 120px;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--color-accent);
}

.contact-submit-btn {
  background-color: var(--color-accent);
  color: white;
  border: none;
  padding: 0.625rem 1.25rem;
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.contact-submit-btn:hover {
  background-color: var(--color-accent-hover);
}

/* Footer
   ========================================================================== */
.site-footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-xl) 0;
  margin-top: auto;
}

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

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

.footer-social {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
}

.footer-social ul.social {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
}

.footer-social ul.social li {
  display: inline-block;
}

.footer-social ul.social li a {
  color: var(--color-text-light);
  font-size: 1.2rem;
  transition: color var(--transition-fast);
  text-decoration: none;
}

.footer-social ul.social li a:hover {
  color: var(--color-accent);
}

.footer-social ul.social li a img {
  width: 20px;
  height: 20px;
  vertical-align: middle;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.social-link {
  color: var(--color-text-light);
  transition: color var(--transition-fast);
}

.social-link:hover {
  color: var(--color-accent);
}

/* Pagination
   ========================================================================== */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-xs);
  margin: var(--space-2xl) 0;
  padding: var(--space-lg) 0;
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: var(--space-xs) var(--space-sm);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  border-radius: var(--border-radius);
  transition: all var(--transition-fast);
  border: 0px solid var(--color-border);
  background-color: transparent;
  color: var(--color-text);
}

.pagination a:hover {
  /* background-color: var(--color-accent);
  color: white;
  border-color: var(--color-accent); */
  color: var(--color-accent);
  transform: translateY(-1px);
  /* box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); */
}

.pagination .page-number.current {
  background-color: var(--color-accent);
  color: white;
  border-color: var(--color-accent);
  cursor: default;
}

.pagination .newer-posts,
.pagination .older-posts {
  font-weight: 600;
  padding: var(--space-xs) var(--space-md);
}

/* Pagination responsive */
@media (max-width: 600px) {
  .pagination {
    gap: var(--space-xs);
    margin: var(--space-xl) 0;
  }

  .pagination a,
  .pagination span {
    min-width: 36px;
    height: 36px;
    font-size: 0.8rem;
    padding: var(--space-xs);
    background-color: transparent !important;
  }

  .pagination .newer-posts,
  .pagination .older-posts {
    padding: var(--space-xs) var(--space-sm);
  }
}

/* Utility Classes
   ========================================================================== */
.hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Animations
   ========================================================================== */
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in {
  animation: fadeIn 0.5s ease forwards;
}

/* Table of Contents (TOCbot)
   ========================================================================== */
.toc-container {
  position: fixed;
  top: 20vh;
  right: 2rem;
  max-width: 250px;
  max-height: 60vh;
  overflow-y: auto;
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--space-md);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.toc-container.show {
  opacity: 1;
  visibility: visible;
}

.toc {
  font-size: 0.8rem;
}

.toc .toc-link {
  display: block;
  padding: var(--space-xs) 0;
  color: var(--color-text-light);
  text-decoration: none;
  border-bottom: none !important;
  transition: color var(--transition-fast);
}

.toc .toc-link:hover,
.toc .toc-link.is-active {
  color: var(--color-highlight) !important;
}

.toc .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.toc .toc-list-item {
  margin: 0;
  padding-left: 0.5rem;
}

.toc .toc-list .toc-list {
  padding-left: 1rem;
}

.toc .toc-link {
  padding-left: 0.25rem;
}

/* Code Highlighting Customizations */
.hljs {
  background: #1f2937 !important;
  color: #f9fafb !important;
  padding: var(--space-md) !important;
  border-radius: var(--border-radius) !important;
  font-size: 0.8rem;
  line-height: 1.5;
  overflow-x: auto;
}

pre {
  background: #1f2937;
  border-radius: var(--border-radius);
  margin: var(--space-lg) 0;
  overflow: hidden;
}

code {
  background: #f3f4f6;
  color: #374151;
  padding: 0.125rem 0.25rem;
  border-radius: 0.25rem;
  font-size: 0.875rem;
}

pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}

/* Copy code button */
.copy-code-btn {
  position: absolute;
  top: 0.375rem;
  right: 0.375rem;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  border: none;
  padding: 0.25rem 0.5rem;
  border-radius: var(--border-radius);
  font-size: 0.75rem;
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--transition-fast), background-color var(--transition-fast);
  z-index: 10;
}

pre:hover .copy-code-btn {
  opacity: 1;
}

.copy-code-btn:hover {
  background: rgba(0, 0, 0, 0.9);
}

/* Responsive Design
   ========================================================================== */
@media (max-width: 768px) {
  :root {
    --space-xl: 2rem;
    --space-2xl: 3rem;
  }

  /* Hide TOC on mobile */
  .toc-container {
    display: none;
  }

  .container {
    padding: 0 var(--space-sm);
  }

  .header-content {
    flex-direction: column;
    text-align: center;
    gap: var(--space-sm);
  }

  .site-branding {
    text-align: center;
  }

  .nav-list {
    flex-wrap: wrap;
    gap: var(--space-sm);
  }

  .posts-container.grid-layout {
    grid-template-columns: 1fr;
  }

  .posts-container.list-layout .post-card {
    flex-direction: column;
  }

  .posts-container.list-layout .post-image {
    width: 100%;
    height: 140px;
    align-self: flex-start;
  }

  .footer-content {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  .post-full-title, .page-title {
    font-size: 1.8rem;
  }

  h1 { font-size: 1.6rem; }
  h2 { font-size: 1.4rem; }
  h3 { font-size: 1.2rem; }

  .form-group {
    flex-direction: column;
  }

  .subscribe-email {
    margin-bottom: var(--space-sm);
  }
}