/* ==========================================================================
   Sriram's Personal Site — Soft Minimal Theme
   A warm, pastel, light aesthetic for poetry and code
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties
   -------------------------------------------------------------------------- */
:root {
  /* Background & Surface */
  --bg-primary: #FDFCFB;
  --bg-secondary: #F7F5F3;
  --bg-tertiary: #F0EDEB;
  --bg-code: #F9F7F5;
  
  /* Text Colors */
  --text-primary: #2D2A26;
  --text-secondary: #5C574F;
  --text-tertiary: #8A847A;
  --text-muted: #B5AFA5;
  
  /* Accent Colors — Muted Pastels */
  --accent-sage: #7D9B8A;
  --accent-terracotta: #C4907A;
  --accent-dusty-blue: #7A95A8;
  --accent-lavender: #9B8AA8;
  --accent-warm: #D4A574;
  
  /* Links */
  --link-color: #6B8F7A;
  --link-hover: #4A6B56;
  --link-visited: #8A7A9B;
  
  /* Code */
  --code-bg: #F5F2EF;
  --code-border: #E8E4E0;
  --code-text: #5C574F;
  
  /* Borders & Dividers */
  --border-light: #EBE7E3;
  --border-medium: #DDD8D2;
  
  /* Shadows */
  --shadow-soft: 0 2px 8px rgba(45, 42, 38, 0.04);
  --shadow-medium: 0 4px 16px rgba(45, 42, 38, 0.06);
  
  /* Typography Scale */
  --font-body: 'Source Serif 4', 'Georgia', serif;
  --font-heading: 'Source Serif 4', 'Georgia', serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Consolas', monospace;
  --font-poetry: 'Cormorant Garamond', 'Georgia', serif;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;
  --space-2xl: 4rem;
  
  /* Layout */
  --content-width: 680px;
  --content-wide: 780px;
}

/* --------------------------------------------------------------------------
   Font Imports
   -------------------------------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Source+Serif+4:ital,opsz,wght@0,8..60,300;0,8..60,400;0,8..60,500;0,8..60,600;1,8..60,300;1,8..60,400&family=Cormorant+Garamond:ital,wght@0,400;0,500;1,400;1,500&family=JetBrains+Mono:wght@400;500&display=swap');

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

html {
  font-size: 18px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  margin: 0;
  padding: 0;
}

/* --------------------------------------------------------------------------
   Layout Container
   -------------------------------------------------------------------------- */
.container {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-lg);
}

@media (min-width: 768px) {
  .container {
    padding: var(--space-2xl) var(--space-lg);
  }
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 500;
  line-height: 1.3;
  color: var(--text-primary);
  margin: 0;
}

h1 {
  font-size: 2rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1.5rem;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

h3 {
  font-size: 1.2rem;
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

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

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

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

a:visited {
  color: var(--link-visited);
}

strong, b {
  font-weight: 600;
}

em, i {
  font-style: italic;
}

hr {
  border: none;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--border-medium) 20%,
    var(--border-medium) 80%,
    transparent
  );
  margin: var(--space-xl) 0;
}

blockquote {
  margin: var(--space-lg) 0;
  padding: var(--space-md) var(--space-lg);
  border-left: 3px solid var(--accent-sage);
  background: var(--bg-secondary);
  font-style: italic;
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */
header {
  padding: var(--space-xl) 0 var(--space-lg);
}

.site-brand {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.site-brand h1 {
  font-size: 1.75rem;
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.site-brand h1 a {
  color: var(--text-primary);
  text-decoration: none;
}

.site-brand h1 a:hover {
  color: var(--accent-sage);
}

.site-tagline {
  font-size: 0.95rem;
  color: var(--text-tertiary);
  font-style: italic;
  margin: 0;
}

/* Navigation */
nav {
  text-align: center;
  margin: var(--space-lg) 0;
}

nav a {
  display: inline-block;
  margin: 0 var(--space-md);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: lowercase;
  letter-spacing: 0.03em;
  position: relative;
  padding-bottom: 2px;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent-sage);
  transition: width 0.3s ease;
}

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

nav a:hover::after {
  width: 100%;
}

/* Header divider */
.header-divider {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin: var(--space-lg) 0;
}

.header-divider::before,
.header-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-light);
}

.header-divider .ornament {
  color: var(--text-muted);
  font-size: 0.75rem;
}

/* --------------------------------------------------------------------------
   Main Content Area
   -------------------------------------------------------------------------- */
main {
  min-height: 50vh;
}

/* --------------------------------------------------------------------------
   Post Listing (Home & Archive)
   -------------------------------------------------------------------------- */
.post-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.post-item {
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--border-light);
}

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

.post-item-title {
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: var(--space-sm);
  line-height: 1.4;
}

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

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

.post-item-meta {
  font-size: 0.85rem;
  color: var(--text-tertiary);
}

.post-item-excerpt {
  margin-top: var(--space-xs);
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.6;
}

/* Flatten any headings that appear inside excerpts */
.post-item-excerpt h1,
.post-item-excerpt h2,
.post-item-excerpt h3,
.post-item-excerpt h4 {
  font-size: inherit;
  font-weight: inherit;
  color: inherit;
  margin: 0;
  display: inline;
}

/* Archive by year */
.archive-year {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-tertiary);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--border-light);
}

.archive-year:first-child {
  margin-top: 0;
}

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

.archive-item {
  display: flex;
  align-items: baseline;
  gap: var(--space-md);
  padding: var(--space-sm) 0;
}

.archive-date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  min-width: 50px;
}

.archive-title {
  flex: 1;
}

.archive-title a {
  color: var(--text-primary);
}

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

/* --------------------------------------------------------------------------
   Single Post / Article
   -------------------------------------------------------------------------- */
article {
  padding: var(--space-lg) 0;
}

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

.post-title {
  font-size: 2rem;
  font-weight: 500;
  margin-bottom: var(--space-sm);
  line-height: 1.2;
}

.post-meta {
  font-size: 0.85rem;
  color: var(--text-tertiary);
}

.post-meta time {
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.post-tags {
  margin-top: var(--space-sm);
}

.post-tags a {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--text-tertiary);
  margin-right: var(--space-sm);
}

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

.post-tags a::before {
  content: '#';
  opacity: 0.5;
}

/* Post content */
.post-content {
  font-size: 1rem;
  line-height: 1.8;
}

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

.post-content h2 {
  margin-top: var(--space-2xl);
}

.post-content h3 {
  margin-top: var(--space-xl);
}

.post-content ul, 
.post-content ol {
  padding-left: var(--space-lg);
}

.post-content li {
  margin-bottom: var(--space-sm);
}

.post-content li::marker {
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   Code — Base styles
   -------------------------------------------------------------------------- */
code {
  font-family: var(--font-mono);
  font-size: 0.85em;
}

/* Inline code only (not inside pre) */
:not(pre) > code {
  background: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: 4px;
  padding: 0.15em 0.4em;
  color: var(--accent-terracotta);
}

/* --------------------------------------------------------------------------
   Poetry Styling — Plain pre/code blocks without language class
   Hugo wraps indented text in <pre><code>...</code></pre>
   -------------------------------------------------------------------------- */
pre:not(.highlight):not([class*="language-"]) {
  font-family: var(--font-poetry);
  font-size: 1.15rem;
  font-weight: 400;
  font-style: italic;
  line-height: 2;
  background: transparent;
  border: none;
  padding: var(--space-md) 0;
  margin: var(--space-md) 0;
  color: var(--text-secondary);
  white-space: pre-wrap;
  overflow-x: visible;
}

/* Reset code inside poetry pre blocks */
pre:not(.highlight):not([class*="language-"]) code {
  font-family: inherit;
  font-size: inherit;
  font-style: inherit;
  font-weight: inherit;
  line-height: inherit;
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 0;
  color: inherit;
}

/* --------------------------------------------------------------------------
   Code Blocks — Fenced code with language hints
   -------------------------------------------------------------------------- */
pre.highlight,
pre[class*="language-"],
.highlight pre,
div.highlight {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-style: normal;
  font-weight: 400;
  line-height: 1.6;
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: var(--space-lg);
  overflow-x: auto;
  margin: var(--space-lg) 0;
  color: var(--text-primary);
}

/* Code inside highlighted blocks */
.highlight code,
pre.highlight code,
pre[class*="language-"] code {
  font-family: var(--font-mono);
  font-size: inherit;
  font-style: normal;
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 0;
  color: inherit;
}

/* Syntax highlighting - Pastel theme */
.highlight .k,
.highlight .kd,
.highlight .kn,
.highlight .kp,
.highlight .kr,
.highlight .kt { color: var(--accent-lavender); } /* Keywords */

.highlight .s,
.highlight .s1,
.highlight .s2,
.highlight .sb,
.highlight .sc,
.highlight .sd,
.highlight .se,
.highlight .sh,
.highlight .si,
.highlight .sx,
.highlight .sr,
.highlight .ss { color: var(--accent-sage); } /* Strings */

.highlight .m,
.highlight .mf,
.highlight .mh,
.highlight .mi,
.highlight .mo,
.highlight .mb,
.highlight .mx { color: var(--accent-terracotta); } /* Numbers */

.highlight .c,
.highlight .c1,
.highlight .cm,
.highlight .cp,
.highlight .cs { color: var(--text-muted); font-style: italic; } /* Comments */

.highlight .na,
.highlight .nb,
.highlight .nc,
.highlight .nd,
.highlight .ne,
.highlight .nf,
.highlight .nl,
.highlight .nn,
.highlight .nt,
.highlight .nv { color: var(--accent-dusty-blue); } /* Names */

.highlight .o,
.highlight .ow { color: var(--text-secondary); } /* Operators */

.highlight .p { color: var(--text-secondary); } /* Punctuation */

/* --------------------------------------------------------------------------
   Tags Page
   -------------------------------------------------------------------------- */
.tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  list-style: none;
  padding: 0;
  margin: var(--space-lg) 0;
}

.tag-item {
  display: inline-block;
}

.tag-item a {
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: 20px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: all 0.2s ease;
}

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

.tag-count {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-left: var(--space-xs);
}

/* --------------------------------------------------------------------------
   Pagination
   -------------------------------------------------------------------------- */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-lg);
  margin: var(--space-2xl) 0 var(--space-lg);
  font-size: 0.9rem;
}

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

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

.pagination .current {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
footer {
  margin-top: var(--space-2xl);
  padding: var(--space-xl) 0;
  text-align: center;
  border-top: 1px solid var(--border-light);
}

.social-links {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-secondary);
  color: var(--text-tertiary);
  transition: all 0.2s ease;
}

.social-links a:hover {
  background: var(--accent-sage);
  color: white;
  transform: translateY(-2px);
}

.social-links svg {
  width: 18px;
  height: 18px;
}

.copyright {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.copyright a {
  color: var(--text-tertiary);
}

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.mt-lg { margin-top: var(--space-lg); }
.mb-lg { margin-bottom: var(--space-lg); }

/* --------------------------------------------------------------------------
   Responsive Adjustments
   -------------------------------------------------------------------------- */
@media (max-width: 600px) {
  html {
    font-size: 16px;
  }
  
  .post-title {
    font-size: 1.6rem;
  }
  
  nav a {
    margin: 0 var(--space-sm);
  }
  
  .archive-item {
    flex-direction: column;
    gap: var(--space-xs);
  }
  
  .archive-date {
    font-size: 0.75rem;
  }
}

/* --------------------------------------------------------------------------
   Print Styles
   -------------------------------------------------------------------------- */
@media print {
  body {
    background: white;
    color: black;
  }
  
  header nav,
  footer,
  .pagination {
    display: none;
  }
  
  a {
    color: black;
    text-decoration: underline;
  }
}