/* ==========================================================================
   Dinesh Kumar's Blog
   ========================================================================== */

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

:root {
  --text: #1a1a1a;
  --text-secondary: #555;
  --bg: #fff;
  --bg-alt: #f8f8f8;
  --accent: #0055ff;
  --accent-hover: #0040cc;
  --border: #e0e0e0;
  --code-bg: #f4f4f4;
  --max-width: 640px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --text: #e0e0e0;
    --text-secondary: #aaa;
    --bg: #1a1a1a;
    --bg-alt: #222;
    --accent: #6da3ff;
    --accent-hover: #8cb8ff;
    --border: #333;
    --code-bg: #2a2a2a;
  }
}

html {
  font-size: 17px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ---------- Layout ---------- */
main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}

/* ---------- Header / Nav ---------- */
.site-header {
  border-bottom: 1px solid var(--border);
}

.site-header nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.25rem 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.site-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
}

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

.nav-links {
  display: flex;
  gap: 1.25rem;
  font-size: 0.9rem;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
}

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

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

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  line-height: 1.3;
  margin-top: 2rem;
  margin-bottom: 0.5rem;
}

h1 {
  font-size: 1.75rem;
  margin-top: 0;
}

h2 {
  font-size: 1.35rem;
}

h3 {
  font-size: 1.1rem;
}

p {
  margin-bottom: 1.25rem;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

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

blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 1rem;
  margin: 1.5rem 0;
  color: var(--text-secondary);
  font-style: italic;
}

hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2rem 0;
}

ul, ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

li {
  margin-bottom: 0.35rem;
}

img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
}

/* ---------- Code ---------- */
code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--code-bg);
  padding: 0.15em 0.4em;
  border-radius: 3px;
}

pre {
  background: var(--code-bg);
  padding: 1rem 1.25rem;
  border-radius: 6px;
  overflow-x: auto;
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

pre code {
  background: none;
  padding: 0;
  font-size: 0.85rem;
}

/* ---------- Homepage ---------- */
.home-intro {
  margin-bottom: 2.5rem;
}

.home-intro p {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

.section-label {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  margin-top: 2.5rem;
}

.section-label:first-of-type {
  margin-top: 0;
}

/* ---------- Post Lists ---------- */
.post-list {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
}

.post-list li {
  margin-bottom: 0.6rem;
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  flex-wrap: wrap;
}

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

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

.post-list-tags {
  display: inline-flex;
  gap: 0.3rem;
  flex-wrap: wrap;
}

.post-list-tag {
  font-size: 0.75rem;
  color: var(--text-secondary) !important;
  background: var(--bg-alt);
  padding: 0.1em 0.45em;
  border-radius: 3px;
  text-decoration: none !important;
}

.post-list-tag:hover {
  color: var(--accent) !important;
}

.post-date {
  font-size: 0.82rem;
  color: var(--text-secondary);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

/* ---------- Post / Single Page ---------- */
.post-header {
  margin-bottom: 2rem;
}

.post-header h1 {
  margin-bottom: 0.5rem;
}

.post-meta {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.post-meta a {
  color: var(--text-secondary);
  text-decoration: none;
}

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

.post-content {
  margin-bottom: 3rem;
}

.post-tags {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.post-tags a {
  display: inline-block;
  font-size: 0.82rem;
  color: var(--text-secondary);
  background: var(--bg-alt);
  padding: 0.2em 0.6em;
  border-radius: 3px;
  text-decoration: none;
  margin-right: 0.4rem;
  margin-bottom: 0.4rem;
}

.post-tags a:hover {
  color: var(--accent);
  background: var(--code-bg);
}

/* ---------- Tags Page ---------- */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.tag-cloud a {
  font-size: 0.9rem;
  color: var(--text);
  background: var(--bg-alt);
  padding: 0.3em 0.7em;
  border-radius: 4px;
  text-decoration: none;
}

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

/* ---------- Archive by Year ---------- */
.archive-year {
  font-size: 1.2rem;
  font-weight: 700;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--text);
}

.archive-year:first-of-type {
  margin-top: 0.5rem;
}

/* ---------- Related Posts ---------- */
.related-posts {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.related-posts h3 {
  font-size: 0.88rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  margin-top: 0;
  margin-bottom: 0.75rem;
}

/* ---------- Prev / Next Nav ---------- */
.post-nav {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.post-nav-prev,
.post-nav-next {
  flex: 1;
  min-width: 0;
}

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

.post-nav-label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.post-nav a {
  font-size: 0.92rem;
  color: var(--text);
  text-decoration: none;
}

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

/* ---------- Now Page (Sivers-style) ---------- */
.now-page .post-content p:first-of-type {
  font-size: 1.05rem;
}

/* ---------- Footer ---------- */
.site-footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.25rem;
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.site-footer a {
  color: var(--text-secondary);
  text-decoration: none;
}

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

/* ---------- 404 ---------- */
.page-404 {
  text-align: center;
  padding: 4rem 0;
}

.page-404 h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

/* ---------- Print ---------- */
@media print {
  .site-header, .site-footer, .post-tags {
    display: none;
  }
  body {
    font-size: 12pt;
    color: #000;
  }
  a {
    color: #000;
    text-decoration: underline;
  }
}