/* ==========================================================================
   DevBlog Theme - Main Stylesheet
   A professional yet fun Ghost theme for developer blogs
   ========================================================================== */

/* ==========================================================================
   0. CSS Custom Properties (Design System)
   ========================================================================== */

:root {
  /* HSL Color System - Light Mode */
  --background: 0 0% 100%;
  --foreground: 240 10% 4%;
  --card: 0 0% 100%;
  --card-foreground: 240 10% 4%;
  --popover: 0 0% 100%;
  --popover-foreground: 240 10% 4%;
  --primary: 4 90% 58%;
  --primary-foreground: 0 0% 100%;
  --secondary: 240 5% 96%;
  --secondary-foreground: 240 6% 10%;
  --muted: 240 5% 96%;
  --muted-foreground: 240 4% 46%;
  --accent: 240 5% 96%;
  --accent-foreground: 240 6% 10%;
  --destructive: 0 84% 60%;
  --destructive-foreground: 0 0% 98%;
  --border: 240 6% 90%;
  --input: 240 6% 90%;
  --ring: 4 90% 58%;

  /* Color Aliases */
  --color-bg: hsl(var(--background));
  --color-surface: hsl(var(--card));
  --color-primary: hsl(var(--primary));
  --color-primary-foreground: hsl(var(--primary-foreground));
  --color-accent: hsl(var(--accent));
  --color-text: hsl(var(--foreground));
  --color-text-secondary: hsl(var(--muted-foreground));
  --color-text-muted: hsl(var(--muted-foreground) / 0.7);
  --color-code-bg: hsl(var(--muted));
  --color-code-text: hsl(var(--foreground));
  --color-border: hsl(var(--border));
  --color-shadow: rgba(0, 0, 0, 0.1);
  --color-overlay: rgba(0, 0, 0, 0.5);
  
  /* Typography */
  --font-sans: 'Outfit', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-display: 'Bebas Neue', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --font-terminal: 'Share Tech Mono', 'JetBrains Mono', monospace;
  --font-handwritten: 'Caveat', cursive;
  
  /* Font Sizes (Fluid Typography) */
  --font-size-xs: 0.75rem;      /* 12px */
  --font-size-sm: 0.875rem;     /* 14px */
  --font-size-base: clamp(1rem, 1.5vw, 1.125rem);
  --font-size-lg: 1.125rem;     /* 18px */
  --font-size-xl: 1.25rem;      /* 20px */
  --font-size-2xl: 1.5rem;      /* 24px */
  --font-size-3xl: 1.875rem;    /* 30px */
  --font-size-4xl: 2.25rem;     /* 36px */
  --font-size-h1: clamp(2rem, 5vw, 3.5rem);
  --font-size-h2: clamp(1.5rem, 4vw, 2.5rem);
  --font-size-h3: clamp(1.25rem, 3vw, 2rem);
  --font-size-h4: clamp(1.125rem, 2.5vw, 1.5rem);
  --font-size-h5: 1.125rem;
  --font-size-h6: 1rem;
  
  /* Font Weights */
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;
  
  /* Line Heights */
  --line-height-tight: 1.25;
  --line-height-snug: 1.375;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;
  --line-height-loose: 2;
  
  /* Spacing Scale */
  --space-1: 0.25rem;   /* 4px */
  --space-2: 0.5rem;    /* 8px */
  --space-3: 0.75rem;   /* 12px */
  --space-4: 1rem;      /* 16px */
  --space-5: 1.25rem;   /* 20px */
  --space-6: 1.5rem;    /* 24px */
  --space-8: 2rem;      /* 32px */
  --space-10: 2.5rem;   /* 40px */
  --space-12: 3rem;     /* 48px */
  --space-16: 4rem;     /* 64px */
  --space-20: 5rem;     /* 80px */
  --space-24: 6rem;     /* 96px */
  
  /* Layout */
  --container-width: 1200px;
  --content-width: 720px;
  --sidebar-width: 300px;
  --header-height: 80px;
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 var(--color-shadow);
  --shadow-md: 0 4px 6px -1px var(--color-shadow);
  --shadow-lg: 0 10px 15px -3px var(--color-shadow);
  --shadow-xl: 0 20px 25px -5px var(--color-shadow);
  --shadow-2xl: 0 25px 50px -12px var(--color-shadow);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
  
  /* Z-index Scale */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
}

/* Dark Mode Colors */
[data-theme="dark"] {
  --background: 240 10% 4%;
  --foreground: 0 0% 98%;
  --card: 240 10% 8%;
  --card-foreground: 0 0% 98%;
  --popover: 240 10% 8%;
  --popover-foreground: 0 0% 98%;
  --primary: 4 90% 58%;
  --primary-foreground: 0 0% 100%;
  --secondary: 240 8% 12%;
  --secondary-foreground: 0 0% 98%;
  --muted: 240 6% 18%;
  --muted-foreground: 240 5% 50%;
  --accent: 240 8% 14%;
  --accent-foreground: 0 0% 98%;
  --destructive: 0 62% 30%;
  --destructive-foreground: 0 0% 98%;
  --border: 240 6% 15%;
  --input: 240 6% 15%;
  --ring: 4 90% 58%;

  /* Color Aliases for Dark Mode */
  --color-bg: hsl(var(--background));
  --color-surface: hsl(var(--card));
  --color-primary: hsl(var(--primary));
  --color-primary-foreground: hsl(var(--primary-foreground));
  --color-accent: hsl(var(--accent));
  --color-text: hsl(var(--foreground));
  --color-text-secondary: hsl(var(--muted-foreground));
  --color-text-muted: hsl(var(--muted-foreground) / 0.7);
  --color-code-bg: hsl(var(--muted));
  --color-code-text: hsl(var(--foreground));
  --color-border: hsl(var(--border));
  --color-shadow: rgba(0, 0, 0, 0.3);
  --color-overlay: rgba(0, 0, 0, 0.7);
}

/* ==========================================================================
   1. Global Reset & Base Styles
   ========================================================================== */

*,
*::before,
*::after {
  box-sizing: border-box;
}

* {
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color var(--transition-base), color var(--transition-base);
  overflow-x: hidden;
  min-width: 0;
}

/* ==========================================================================
   2. Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-text);
  margin-top: var(--space-8);
  margin-bottom: var(--space-4);
}

h1 {
  font-size: var(--font-size-h1);
  font-weight: var(--font-weight-extrabold);
  letter-spacing: -0.025em;
}

h2 {
  font-size: var(--font-size-h2);
  letter-spacing: -0.025em;
}

h3 {
  font-size: var(--font-size-h3);
  letter-spacing: -0.015em;
}

h4 {
  font-size: var(--font-size-h4);
}

h5 {
  font-size: var(--font-size-h5);
}

h6 {
  font-size: var(--font-size-h6);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

p {
  margin-bottom: var(--space-4);
}

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

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

strong, b {
  font-weight: var(--font-weight-bold);
}

em, i {
  font-style: italic;
}

small {
  font-size: var(--font-size-sm);
}

/* ==========================================================================
   3. Code & Preformatted Text
   ========================================================================== */

code,
kbd,
pre,
samp {
  font-family: var(--font-mono);
  font-size: 0.9em;
}

code {
  padding: 0.125rem 0.375rem;
  background-color: var(--color-code-bg);
  color: var(--color-code-text);
  border-radius: var(--radius-sm);
  font-weight: var(--font-weight-medium);
}

pre {
  background-color: var(--color-code-bg);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  overflow-x: auto;
  margin: var(--space-6) 0;
  line-height: var(--line-height-relaxed);
  border: 1px solid var(--color-border);
}

pre code {
  padding: 0;
  background: none;
  border-radius: 0;
  font-size: var(--font-size-sm);
}

/* ==========================================================================
   4. Lists
   ========================================================================== */

ul, ol {
  margin-left: var(--space-6);
  margin-bottom: var(--space-4);
}

li {
  margin-bottom: var(--space-2);
}

ul ul,
ol ol,
ul ol,
ol ul {
  margin-top: var(--space-2);
  margin-bottom: var(--space-2);
}

/* ==========================================================================
   5. Images & Media
   ========================================================================== */

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

figure {
  margin: var(--space-8) 0;
}

figcaption {
  margin-top: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  text-align: center;
  font-style: italic;
}

/* ==========================================================================
   6. Blockquotes
   ========================================================================== */

blockquote {
  margin: var(--space-6) 0;
  padding: var(--space-4) var(--space-6);
  border-left: 4px solid var(--color-primary);
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  font-style: italic;
  color: var(--color-text-secondary);
}

blockquote p:last-child {
  margin-bottom: 0;
}

blockquote cite {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--font-size-sm);
  font-style: normal;
  color: var(--color-text-muted);
}

blockquote cite::before {
  content: "— ";
}

/* ==========================================================================
   7. Horizontal Rules
   ========================================================================== */

hr {
  border: 0;
  height: 1px;
  background: var(--color-border);
  margin: var(--space-8) 0;
}

/* ==========================================================================
   8. Tables
   ========================================================================== */

table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-6) 0;
  font-size: var(--font-size-sm);
}

th,
td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

th {
  font-weight: var(--font-weight-semibold);
  background-color: var(--color-surface);
  color: var(--color-text);
}

tr:hover {
  background-color: var(--color-surface);
}

/* ==========================================================================
   9. Forms & Buttons
   ========================================================================== */

button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}

button {
  cursor: pointer;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  border: none;
  cursor: pointer;
  text-decoration: none;
  min-height: 44px; /* Touch-friendly */
}

.btn-primary {
  background: hsl(var(--primary));
  color: var(--color-primary-foreground);
  border: 1px solid hsl(var(--primary));
}

.btn-primary:hover {
  background: hsl(var(--primary) / 0.9);
  border-color: hsl(var(--primary) / 0.9);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px hsl(var(--primary) / 0.3);
}

.btn-accent {
  background: hsl(var(--accent));
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-accent:hover {
  background: hsl(var(--accent) / 0.8);
  border-color: hsl(var(--primary) / 0.5);
  color: hsl(var(--primary));
}

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.btn-outline:hover {
  border-color: hsl(var(--primary) / 0.5);
  color: hsl(var(--primary));
  background: hsl(var(--primary) / 0.05);
}

/* ==========================================================================
   10. Utility Classes
   ========================================================================== */

.container {
  max-width: var(--container-width);
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
  box-sizing: border-box;
}

.site-main {
  overflow-x: hidden;
  min-width: 0;
}

.content-width {
  max-width: var(--content-width);
  margin-left: auto;
  margin-right: auto;
}

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

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

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

/* ==========================================================================
   11. Reduced Motion Support
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ==========================================================================
   12. Print Styles
   ========================================================================== */

@media print {
  *,
  *::before,
  *::after {
    background: white !important;
    color: black !important;
    box-shadow: none !important;
    text-shadow: none !important;
  }

  a,
  a:visited {
    text-decoration: underline;
  }

  a[href]::after {
    content: " (" attr(href) ")";
  }

  pre,
  blockquote {
    border: 1px solid #999;
    page-break-inside: avoid;
  }

  thead {
    display: table-header-group;
  }

  tr,
  img {
    page-break-inside: avoid;
  }

  img {
    max-width: 100% !important;
  }

  p,
  h2,
  h3 {
    orphans: 3;
    widows: 3;
  }

  h2,
  h3 {
    page-break-after: avoid;
  }
}

/* ==========================================================================
   13. Component Styles
   ========================================================================== */

/* Header - Magazine Style */
.site-header {
  padding: var(--space-6) 0;
  background: var(--color-surface);
  border-bottom: 2px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  backdrop-filter: blur(10px);
  background: var(--color-surface) / 0.95;
}

.header-wrapper {
  width: 100%;
}

.header-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-branding {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.site-logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-extrabold);
  letter-spacing: -0.02em;
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.site-logo:hover {
  color: hsl(var(--primary));
}

.logo-text {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.logo-icon {
  width: 36px;
  height: 36px;
}

.logo-name {
  font-family: var(--font-sans);
}

.site-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
  display: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-list {
  display: flex;
  gap: var(--space-6);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
  position: relative;
  padding: var(--space-2) 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: hsl(var(--primary));
  transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link-active {
  color: hsl(var(--primary));
}

.nav-link:hover::after,
.nav-link-active::after {
  width: 100%;
}

.mobile-menu-toggle {
  display: none;
}

/* Footer */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-16) 0 var(--space-8);
  margin-top: var(--space-24);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-8);
}

.footer-nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  list-style: none;
}

.footer-nav-link {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-nav-link:hover {
  color: var(--color-primary);
}

.social-links {
  display: flex;
  gap: var(--space-3);
  list-style: none;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.social-link:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
  transform: translateY(-2px);
}

.footer-credits {
  margin-top: var(--space-8);
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* Posts Grid - Magazine Layout */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

.featured-posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

@media (max-width: 1024px) {
  .featured-posts-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .posts-grid,
  .featured-posts-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
}

/* Sections */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-8);
}

.section-title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin: 0;
}

.section-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-primary);
  text-decoration: none;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  transition: gap var(--transition-fast);
}

.section-link:hover {
  gap: var(--space-3);
}

/* Hero Section - Magazine Style */
.hero {
  padding: calc(var(--space-24) + var(--space-8)) 0 var(--space-16);
  border-bottom: 1px solid hsl(var(--border) / 0.5);
  text-align: center;
  position: relative;
}

.hero-content {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
}

.hero-title {
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  font-weight: var(--font-weight-extrabold);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin: 0;
  color: var(--color-text);
}

.hero-description {
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-secondary);
  max-width: 42rem;
  margin: 0;
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  justify-content: center;
  margin-top: var(--space-4);
}

/* Blog Header */
.blog-header {
  padding: calc(var(--space-16) + var(--space-8)) 0 var(--space-12);
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}

.blog-title {
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: var(--font-weight-extrabold);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-4);
  color: var(--color-text);
}

.blog-description {
  font-size: var(--font-size-xl);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.blog-content {
  padding: var(--space-16) 0;
}

/* Featured & Latest Posts Sections */
.featured-posts,
.latest-posts {
  padding: var(--space-16) 0;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-10);
  padding-bottom: var(--space-4);
  border-bottom: 2px solid var(--color-border);
}

.section-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  letter-spacing: -0.02em;
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
}

.section-icon {
  color: hsl(var(--primary));
}

.section-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: hsl(var(--primary));
  text-decoration: none;
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  transition: gap var(--transition-fast);
}

.section-link:hover {
  gap: var(--space-3);
}

/* Post Content */
.post-content {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-loose);
}

.post-content > * + * {
  margin-top: var(--space-6);
}

.post-content h2,
.post-content h3,
.post-content h4 {
  margin-top: var(--space-12);
  margin-bottom: var(--space-4);
}

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin: var(--space-12) 0;
  padding: var(--space-6) 0;
}

.pagination-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
}

.pagination-link:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
  transform: translateX(4px);
}

.pagination-prev:hover {
  transform: translateX(-4px);
}

.pagination-info {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* Author Card */
.post-author-card {
  display: flex;
  gap: var(--space-6);
  padding: var(--space-8);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  margin-top: var(--space-12);
}

.author-card-avatar img {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
}

.author-card-content {
  flex: 1;
}

.author-card-name {
  margin: 0 0 var(--space-2);
}

.author-card-name a {
  color: var(--color-text);
  text-decoration: none;
}

.author-card-name a:hover {
  color: var(--color-primary);
}

.author-card-bio {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

.author-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-4);
}

.author-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-primary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  transition: gap var(--transition-fast);
}

.author-card-link:hover {
  gap: var(--space-3);
}

/* Social Share */
.social-share {
  padding: var(--space-8);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  margin: var(--space-8) 0;
}

.social-share-title {
  margin: 0 0 var(--space-4);
  font-size: var(--font-size-lg);
}

.social-share-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  list-style: none;
}

.social-share-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
}

.social-share-link:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
  transform: translateY(-2px);
}

/* No Posts */
.no-posts {
  text-align: center;
  padding: var(--space-24) var(--space-8);
  color: var(--color-text-secondary);
}

.no-posts svg {
  margin: 0 auto var(--space-6);
  opacity: 0.5;
}

/* Post Header & Meta */
.post-header {
  padding: calc(var(--space-16) + var(--space-8)) 0 var(--space-8);
  text-align: center;
  position: relative;
}

.post-hero-image {
  position: relative;
  width: 100%;
  max-height: 600px;
  overflow: hidden;
  border-radius: 0;
  margin-bottom: var(--space-8);
}

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

.post-hero-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(to top, rgba(0,0,0,0.6), transparent);
}

.post-header-content {
  max-width: 800px;
  margin: 0 auto;
}

.post-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}

.post-tag {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  background: hsl(var(--primary));
  color: var(--color-primary-foreground);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: var(--font-size-xs);
  transition: all var(--transition-fast);
}

.post-tag:hover {
  background: hsl(var(--primary) / 0.9);
  transform: translateY(-1px);
}

.post-meta-divider {
  opacity: 0.5;
}

.post-date,
.post-reading-time {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-weight: var(--font-weight-medium);
}

.post-title {
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: var(--font-weight-extrabold);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin: 0 0 var(--space-6);
  color: var(--color-text);
}

.post-excerpt {
  font-size: var(--font-size-xl);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-8);
}

.post-author-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.post-author-info {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.post-author-avatar {
  text-decoration: none;
}

.post-author-avatar img {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 2px solid var(--color-border);
}

.post-author-details {
  text-align: left;
}

.post-author-name {
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  color: var(--color-text);
  text-decoration: none;
  display: block;
  margin-bottom: var(--space-1);
}

.post-author-name:hover {
  color: hsl(var(--primary));
}

.post-author-bio-short {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

/* Post Content Wrapper */
.post-content-wrapper {
  padding: var(--space-12) 0;
}

/* Post Footer */
.post-footer {
  padding: var(--space-16) 0;
  background: hsl(var(--muted) / 0.3);
  border-top: 1px solid var(--color-border);
}

.post-footer-content {
  max-width: 800px;
  margin: 0 auto;
}

.post-tags {
  margin-bottom: var(--space-12);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border);
}

.post-tags-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin: 0 0 var(--space-4);
  color: var(--color-text);
}

.post-tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  margin: 0;
  padding: 0;
}

.post-tag-link {
  padding: var(--space-2) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.post-tag-link:hover {
  background: hsl(var(--primary));
  border-color: hsl(var(--primary));
  color: var(--color-primary-foreground);
}

/* Related Posts */
.related-posts {
  padding: var(--space-16) 0;
  background: var(--color-bg);
}

.related-posts-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  text-align: center;
  margin: 0 0 var(--space-10);
  color: var(--color-text);
}

.related-posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

@media (max-width: 1024px) {
  .related-posts-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .related-posts-grid {
    grid-template-columns: 1fr;
  }
}

/* Newsletter Section */
.newsletter-section {
  padding: var(--space-16) 0;
  background: hsl(var(--primary) / 0.05);
}

.newsletter-card {
  max-width: 800px;
  width: 100%;
  margin: 0 auto;
  padding: var(--space-12);
  background: var(--color-surface);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
  text-align: center;
  box-sizing: border-box;
}

.newsletter-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  margin: 0 0 var(--space-4);
  color: var(--color-text);
}

.newsletter-description {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-8);
}

.btn-lg {
  padding: var(--space-4) var(--space-10);
  font-size: var(--font-size-lg);
}

/* Page: hide title and feature image when @page.show_title_and_feature_image is false (Beta editor) */
.page-hide-title-and-feature-image .page-header,
.page-hide-title-and-feature-image .page-feature-image {
  display: none;
}

/* ==========================================================================
   14. Responsive Design - Mobile First
   ========================================================================== */

/* Small devices (landscape phones, 576px and up) */
@media (max-width: 767px) {
  /* Typography adjustments */
  html {
    font-size: 14px;
  }
  
  /* Header */
  .site-header {
    padding: var(--space-3) 0;
  }
  
  .header-content {
    flex-wrap: wrap;
  }
  
  .nav-desktop {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
  }
  
  .mobile-menu .nav-list {
    flex-direction: column;
    gap: var(--space-4);
    padding: var(--space-8) 0;
  }
  
  .mobile-menu .nav-link {
    font-size: var(--font-size-lg);
  }
  
  .theme-toggle-mobile {
    width: 100%;
    justify-content: flex-start;
    gap: var(--space-3);
    margin-top: var(--space-6);
  }
  
  /* Hero */
  .hero {
    padding: var(--space-16) 0 var(--space-12);
  }
  
  .hero-title {
    font-size: clamp(1.75rem, 8vw, 2.5rem);
  }
  
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  
  .hero-actions .btn {
    width: 100%;
  }
  
  .typing-text {
    white-space: normal;
    border-right: none;
  }
  
  /* Posts Grid */
  .posts-grid,
  .featured-posts-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  /* Post Card */
  .post-card-content {
    padding: var(--space-4);
  }
  
  /* Post Content */
  .post-content {
    font-size: var(--font-size-base);
  }
  
  .post-header-content {
    padding: var(--space-8) var(--space-4);
  }
  
  /* Author Card */
  .post-author-card {
    flex-direction: column;
    text-align: center;
  }
  
  .author-card-meta {
    justify-content: center;
  }
  
  /* Footer */
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-nav-list {
    justify-content: center;
  }
  
  .social-links {
    justify-content: center;
  }
  
  /* Pagination */
  .pagination {
    flex-direction: column;
  }
  
  .pagination-link span {
    display: none;
  }
  
  /* Code blocks */
  pre[class*="language-"] {
    font-size: 0.8rem;
    padding: var(--space-3);
  }
  
  .code-toolbar pre {
    padding-top: var(--space-10);
  }
  
  .code-copy-btn {
    padding: var(--space-1) var(--space-2);
  }
  
  /* Tables */
  table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }
  
  /* Back to top button */
  .back-to-top {
    bottom: var(--space-4);
    right: var(--space-4);
    width: 44px;
    height: 44px;
  }
  
  /* Newsletter */
  .newsletter-card {
    padding: var(--space-6);
    text-align: center;
  }
  
  /* Container padding */
  .container {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }
}

/* Medium devices (tablets, 768px and up) */
@media (min-width: 768px) and (max-width: 1023px) {
  .posts-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .featured-posts-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .hero-actions {
    justify-content: center;
  }
}

/* Large devices (desktops, 1024px and up) */
@media (min-width: 1024px) {
  .posts-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .featured-posts-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Extra large devices (large desktops, 1440px and up) */
@media (min-width: 1440px) {
  html {
    font-size: 18px;
  }
  
  .container {
    max-width: 1400px;
  }
}

/* Landscape orientation adjustments */
@media (max-height: 600px) and (orientation: landscape) {
  .hero {
    padding: var(--space-12) 0 var(--space-8);
  }
  
  .scroll-indicator {
    display: none;
  }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
  .btn,
  .nav-link,
  .social-link,
  .pagination-link {
    min-height: 44px;
    min-width: 44px;
  }
  
  /* Remove hover effects on touch devices */
  .post-card:hover {
    transform: none;
  }
  
  .post-card:hover .post-card-image img {
    transform: none;
  }
}

/* ==========================================================================
   15. Magazine-Style Post Cards
   ========================================================================== */

.post-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.post-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.post-card-link {
  display: flex;
  flex-direction: column;
  height: 100%;
  text-decoration: none;
  color: inherit;
}

.post-card-image {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: hsl(var(--muted));
}

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

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

.post-card-featured-badge {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: hsl(var(--primary));
  color: var(--color-primary-foreground);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.post-card-content {
  padding: var(--space-6);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.post-card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

.post-card-date {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.post-card-divider {
  opacity: 0.5;
}

.post-card-tag {
  display: inline-block;
  padding: var(--space-1) var(--space-2);
  background: hsl(var(--primary));
  color: var(--color-primary-foreground);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.post-card-tag:hover {
  background: hsl(var(--primary) / 0.9);
}

.post-card-reading-time {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.post-card-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-3);
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.post-card:hover .post-card-title {
  color: hsl(var(--primary));
}

.post-card-excerpt {
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-card-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: auto;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.post-card-author-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  object-fit: cover;
}

.post-card-author-name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
}

/* ==========================================================================
   16. Ghost Koenig Editor Styles
   ========================================================================== */

/* Wide and Full Width Images */
.kg-width-wide {
  width: 100%;
  max-width: 1200px;
  margin-left: 50%;
  transform: translateX(-50%);
}

.kg-width-full {
  width: 100%;
  max-width: 100vw;
  margin-left: 0;
  transform: none;
  box-sizing: border-box;
}

/* Gallery Card */
.kg-gallery-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  max-width: 100%;
}

.kg-gallery-row {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
}

.kg-gallery-image {
  flex: 1;
}

.kg-gallery-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-md);
}

/* Bookmark Card */
.kg-bookmark-card {
  width: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  text-decoration: none;
  color: inherit;
  display: block;
  margin: var(--space-6) 0;
}

.kg-bookmark-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.kg-bookmark-container {
  display: flex;
  min-height: 140px;
}

.kg-bookmark-content {
  flex: 1;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.kg-bookmark-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin: 0 0 var(--space-2);
  line-height: var(--line-height-tight);
}

.kg-bookmark-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
  line-height: var(--line-height-normal);
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.kg-bookmark-metadata {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
}

.kg-bookmark-icon {
  width: 16px;
  height: 16px;
  border-radius: var(--radius-sm);
}

.kg-bookmark-author::after {
  content: "•";
  margin: 0 var(--space-2);
}

.kg-bookmark-publisher {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 240px;
}

.kg-bookmark-thumbnail {
  flex-shrink: 0;
  width: 200px;
}

.kg-bookmark-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (max-width: 767px) {
  .kg-width-wide,
  .kg-width-full {
    width: 100%;
    margin-left: 0;
    transform: none;
  }
  
  .kg-bookmark-container {
    flex-direction: column;
  }
  
  .kg-bookmark-thumbnail {
    width: 100%;
    height: 180px;
  }
}