/* ============================================================
   ratlabs.tech — Light Theme
   Minimal indie maker, clean typography, slate blue accent
   ============================================================ */

/* --- Fonts --- */
@font-face {
  font-family: 'nerfont mono';
  src: url('/fonts/0xProto/0xProtoNerdFontMono-Regular.ttf') format('truetype');
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: 'nerfont mono';
  src: url('/fonts/0xProto/0xProtoNerdFontMono-Bold.ttf') format('truetype');
  font-weight: 700;
  font-display: swap;
}

@font-face {
  font-family: 'nerfont mono';
  src: url('/fonts/0xProto/0xProtoNerdFontMono-Italic.ttf') format('truetype');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

/* --- CSS Variables --- */
:root {
  /* Dark theme (default) */
  --bg: #111111;
  --surface: #1a1a1a;
  --text: #e8e8e8;
  --text-muted: #888888;
  --text-faint: #555555;
  --accent: #5b8dee;
  --accent-hover: #4879e0;
  --border: #2a2a2a;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 2px 8px rgba(0,0,0,0.4), 0 1px 3px rgba(0,0,0,0.2);
  --radius: 8px;
  --radius-sm: 4px;

  /* Aliases for blog page compatibility */
  --bg-primary: var(--bg);
  --bg-surface: var(--surface);
  --bg-panel: var(--surface);
  --bg-panel-hover: #222222;
  --text-primary: var(--text);
  --text-secondary: var(--text-muted);
  --border-primary: var(--border);
  --border-subtle: #222222;
  --accent-dim: var(--accent-hover);
  --accent-glow: rgba(91, 141, 238, 0.12);
  --accent-glow-strong: rgba(91, 141, 238, 0.22);
  --tag-bg: #1e1e1e;
  --tag-border: #2e2e2e;
  --tag-text: #888888;
  --code-bg: #161616;

  color-scheme: dark;
}

/* Light theme override */
[data-theme="light"] {
  --bg: #f8f7f4;
  --surface: #ffffff;
  --text: #111111;
  --text-muted: #555555;
  --text-faint: #999999;
  --accent: #3b5fc0;
  --accent-hover: #2d4fa8;
  --border: #e5e5e5;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 2px 8px rgba(0,0,0,0.08), 0 1px 3px rgba(0,0,0,0.05);
  --bg-panel-hover: #f5f5f5;
  --border-subtle: #eeeeee;
  --accent-glow: rgba(59, 95, 192, 0.12);
  --accent-glow-strong: rgba(59, 95, 192, 0.22);
  --tag-bg: #f0f0f0;
  --tag-border: #e0e0e0;
  --tag-text: #666666;
  --code-bg: #f5f5f5;
  color-scheme: light;
}

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

html { scroll-behavior: smooth; background: var(--bg); }

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

body {
  font-family: 'nerfont mono', 'JetBrains Mono', monospace;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; transition: color 0.15s; }
a:hover { color: var(--accent-hover); }

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

h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

/* --- Layout --- */
.container {
  width: 92%;
  max-width: 1040px;
  margin: 0 auto;
  padding: 12px 14px;
  animation: fadeIn 0.3s ease-out forwards;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   HOMEPAGE LAYOUT
   ============================================================ */

/* --- Sticky Header --- */
#site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: transparent;
  backdrop-filter: blur(0px);
  -webkit-backdrop-filter: blur(0px);
  border-bottom: 1px solid transparent;
  transition: background 0.25s ease, backdrop-filter 0.25s ease, border-color 0.25s ease;
}

#site-header.scrolled {
  background: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

[data-theme="light"] #site-header.scrolled {
  background: rgba(255, 255, 255, 0.95);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.5rem 0;
  max-width: 1040px;
  width: 92%;
  margin: 0 auto;
}

.wordmark {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
  flex-shrink: 0;
}
.wordmark:hover { color: var(--accent); }

.logo-icon {
  width: 28px;
  height: 28px;
  border-radius: 4px;
}

.site-nav {
  display: flex;
  gap: 1.25rem;
  margin-left: auto;
  align-items: center;
}

.site-nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.15s;
}
.site-nav a:hover { color: var(--accent); }

.header-actions { display: flex; gap: 0.5rem; align-items: center; }


/* --- Hero --- */
#hero {
  padding: 1.5rem 0 1rem;
  border-bottom: 1px solid var(--border);
}

.hero-inner {
  max-width: 1040px;
  width: 92%;
  margin: 0 auto;
}

.hero-title {
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.03em;
  line-height: 1.1;
  max-width: 720px;
  margin-bottom: 0.5rem;
}

.hero-sub {
  font-size: 0.95rem;
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 1.25rem;
  line-height: 1.65;
  font-weight: 400;
}

.hero-cta {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: #ffffff;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius-sm);
  transition: background 0.15s;
}
.btn-primary:hover { background: var(--accent-hover); color: #ffffff; }

.btn-text {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
}
.btn-text:hover { color: var(--accent); }

/* --- Sections --- */
.section {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
}

.section-inner {
  max-width: 1040px;
  width: 92%;
  margin: 0 auto;
}

.section-eyebrow {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.6rem;
}

.section-heading {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

/* --- About --- */
.about-top {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  margin-bottom: 1.25rem;
}

.about-photo {
  width: 100px;
  height: 148px;
  border-radius: 6px;
  object-fit: cover;
  object-position: center top;
  flex-shrink: 0;
  border: 2px solid var(--accent);
  box-shadow: 0 0 0 1px var(--border), 0 4px 16px rgba(0,0,0,0.35);
  filter: grayscale(10%);
}

.about-gif {
  width: 100px;
  height: 148px;
  border-radius: 6px;
  object-fit: cover;
  flex-shrink: 0;
  border: 2px solid var(--accent);
  box-shadow: 0 0 0 1px var(--border), 0 4px 16px rgba(0,0,0,0.35);
}

.about-name-real {
  font-family: 'nerfont mono', monospace;
  font-size: 0.75em;
  color: var(--text-muted);
  font-weight: 400;
  letter-spacing: 0.04em;
}

@media (max-width: 480px) {
  .about-top { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .about-photo { width: 80px; height: 118px; }
  .about-gif { width: 80px; height: 118px; }
}

.about-bio {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 600px;
  margin-bottom: 1rem;
}

.skills-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 0.85rem;
}

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

.skill-tag {
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-sm);
}

/* --- About profile links --- */
.about-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.2rem;
}
.about-profile-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}
.profile-logo-link {
  display: inline-flex;
  align-items: center;
  opacity: 0.75;
  transition: opacity 0.15s;
}
.profile-logo-link:hover { opacity: 1; }
.profile-logo-link svg { color: var(--text); }

/* Apify about-section logo — dark by default, swap on light theme */
.apify-about-dark  { display: block; }
.apify-about-light { display: none; }
[data-theme="light"] .apify-about-dark  { display: none; }
[data-theme="light"] .apify-about-light { display: block; }

/* --- Contact --- */
.contact-links { display: flex; flex-direction: column; gap: 0.75rem; max-width: 400px; }

.contact-item { display: flex; align-items: baseline; gap: 1rem; }
.contact-label { font-size: 0.85rem; font-weight: 600; color: var(--text); min-width: 70px; }
.contact-val { font-size: 0.95rem; color: var(--accent); }
.contact-val:hover { color: var(--accent-hover); }

.email-copy { cursor: pointer; }
.email-copy .contact-val { transition: color 0.15s; }

/* --- Footer --- */
#site-footer {
  padding: 1rem 0;
}

.footer-inner {
  max-width: 1040px;
  width: 92%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-faint);
  flex-wrap: wrap;
  gap: 0.5rem;
}

.footer-inner a { color: var(--text-faint); }
.footer-inner a:hover { color: var(--accent); }

/* --- Scroll fade-in --- */
.fade-in {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Theme toggle --- */
#theme-toggle {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.75rem;
  padding: 0.28rem 0.6rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
  font-family: inherit;
  line-height: 1;
}
#theme-toggle:hover { color: var(--accent); border-color: var(--accent); }

/* --- Mobile nav toggle --- */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
  margin-left: auto;
  color: var(--text);
}

/* ============================================================
   BLOG PAGES (listing.html, reader.html, archive.html)
   ============================================================ */

/* --- Blog layout --- */
.blog-container {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.blog-entry {
  padding: 10px 14px;
  border: 1px solid var(--border-primary);
  background: var(--bg-panel);
  transition: border-color 0.15s, background 0.15s;
  border-radius: var(--radius-sm);
}
.blog-entry:hover {
  border-color: var(--accent);
  background: rgba(59, 95, 192, 0.03);
}

.blog-date {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-bottom: 2px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.blog-title { font-size: 0.9rem; font-weight: 600; margin: 0 0 2px; }
.blog-title::before { content: '>'; margin-right: 8px; color: var(--accent); }

.blog-link { color: var(--text-primary); }
.blog-link:hover { color: var(--accent); }

.blog-content { font-size: 0.8rem; color: var(--text-muted); margin: 0; line-height: 1.45; }

.blog-loading {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 16px;
  border: 1px dashed var(--border-primary);
  border-radius: var(--radius-sm);
}

.blog-entry-tags { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }

/* Tag base (shared by blog-entry-tag and post-tag) */
.blog-entry-tag, .post-tag {
  font-size: 0.7rem;
  padding: 2px 8px;
  background: var(--tag-bg);
  border: 1px solid var(--tag-border);
  color: var(--tag-text);
  border-radius: var(--radius-sm);
}
.blog-entry-tag {
  font-size: 0.68rem;
  text-transform: lowercase;
}

.reading-time { font-size: 0.72rem; color: var(--text-muted); margin-left: 8px; }

/* Blog reader container */
.blog-reader-container {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 4px;
}

.blog-post-header {
  margin-bottom: 2rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-primary);
}

.reader-blog-date {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.reader-blog-title {
  font-size: 1.6rem;
  font-weight: 700;
  margin: 0 0 0.75rem;
  line-height: 1.25;
  color: var(--text-primary);
}

.blog-meta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
}

.tags-container {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.tags-container .tag {
  font-size: 0.7rem;
  padding: 2px 8px;
  background: var(--tag-bg);
  border: 1px solid var(--tag-border);
  color: var(--tag-text);
  border-radius: var(--radius-sm);
  text-transform: lowercase;
}

/* Blog reader markdown content */
.reader-blog-content {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-primary);
}

.reader-blog-content h1,
.reader-blog-content h2,
.reader-blog-content h3,
.reader-blog-content h4,
.reader-blog-content h5,
.reader-blog-content h6 {
  margin: 1.75em 0 0.6em;
  line-height: 1.3;
  color: var(--text-primary);
}

.reader-blog-content h1 { font-size: 1.5rem; font-weight: 700; }
.reader-blog-content h2 { font-size: 1.25rem; font-weight: 700; border-bottom: 1px solid var(--border-primary); padding-bottom: 0.3em; }
.reader-blog-content h3 { font-size: 1.05rem; font-weight: 600; }
.reader-blog-content h4 { font-size: 0.95rem; font-weight: 600; }

.reader-blog-content p { margin: 0 0 1.1em; }

.reader-blog-content ul,
.reader-blog-content ol {
  margin: 0 0 1.1em 1.5em;
}

.reader-blog-content li { margin-bottom: 0.35em; }

.reader-blog-content a { color: var(--accent); }
.reader-blog-content a:hover { color: var(--accent-hover); text-decoration: underline; }

.reader-blog-content code {
  font-family: 'nerfont mono', 'JetBrains Mono', monospace;
  font-size: 0.85em;
  background: var(--code-bg);
  padding: 0.15em 0.45em;
  border-radius: 3px;
  border: 1px solid var(--border-primary);
}

.reader-blog-content pre {
  background: var(--code-bg);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  padding: 1rem 1.1rem;
  overflow-x: auto;
  margin: 0 0 1.25em;
}

.reader-blog-content pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.87rem;
  line-height: 1.6;
}

.reader-blog-content blockquote {
  border-left: 3px solid var(--accent);
  padding: 0.25em 0 0.25em 1rem;
  margin: 0 0 1.1em;
  color: var(--text-muted);
  font-style: italic;
}

.reader-blog-content blockquote p { margin-bottom: 0; }

.reader-blog-content table {
  border-collapse: collapse;
  width: 100%;
  margin-bottom: 1.25em;
  font-size: 0.88rem;
}

.reader-blog-content th,
.reader-blog-content td {
  border: 1px solid var(--border-primary);
  padding: 0.5rem 0.75rem;
  text-align: left;
}

.reader-blog-content th {
  background: var(--surface);
  font-weight: 600;
  color: var(--text-primary);
}

.reader-blog-content hr {
  border: none;
  border-top: 1px solid var(--border-primary);
  margin: 2em 0;
}

.reader-blog-content img {
  max-width: 100%;
  border-radius: var(--radius-sm);
  margin: 0.5em 0;
}

/* Copy code button */
.code-block-wrapper {
  position: relative;
  margin-bottom: 1.25em;
}

.code-block-wrapper pre {
  margin-bottom: 0;
}

.copy-code-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  font-size: 0.7rem;
  font-family: inherit;
  background: var(--surface);
  border: 1px solid var(--border-primary);
  color: var(--text-muted);
  padding: 3px 8px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: color 0.15s, border-color 0.15s;
  text-transform: lowercase;
}

.copy-code-btn:hover,
.copy-code-btn.copied {
  color: var(--accent);
  border-color: var(--accent);
}

/* Author footer */
.blog-author-footer {
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-primary);
  font-size: 0.82rem;
  color: var(--text-muted);
}

.blog-author-footer p { margin: 2px 0; }
.blog-author-footer strong { color: var(--text-primary); }

/* Blog page chrome */
.header {
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-primary);
  text-align: center;
}
.header h1 { font-size: 1.5rem; margin: 0; font-weight: 700; color: var(--accent); }
.header .cursor {
  display: inline-block;
  width: 2px;
  height: 1.1em;
  background: var(--accent);
  margin-left: 2px;
  vertical-align: middle;
  animation: blink 1s step-end infinite;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
.header p { font-size: 0.9rem; margin: 4px 0 0; color: var(--text-muted); }

.nav-centered { display: flex; justify-content: center; flex-wrap: wrap; gap: 0; margin-top: 8px; }
.nav-centered a {
  font-size: 0.8rem;
  color: var(--text-muted);
  padding: 2px 8px;
  transition: color 0.15s;
}
.nav-centered a:hover, .nav-centered a.nav-active { color: var(--accent); }
.nav-sep { font-size: 0.8rem; color: var(--border-primary); display: flex; align-items: center; }

.section-title {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 20px 0 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border-primary);
}
.section-title::before { content: '//'; margin-right: 8px; color: var(--accent); opacity: 0.7; }

.see-all {
  display: inline-block;
  margin-top: 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.see-all:hover { color: var(--accent); }

/* Back to top */
.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 90;
  background: var(--surface);
  border: 1px solid var(--border-primary);
  color: var(--accent);
  width: 40px;
  height: 40px;
  cursor: pointer;
  font-size: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, background 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
}
.back-to-top.visible { opacity: 1; pointer-events: auto; }
.back-to-top:hover { background: var(--accent); color: #fff; border-color: var(--accent); }

/* Theme toggle (blog pages) */
.theme-toggle {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 100;
  background: var(--surface);
  border: 1px solid var(--border-primary);
  color: var(--accent);
  padding: 10px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
}
.theme-toggle svg { width: 20px; height: 20px; stroke: currentColor; fill: none; }
.theme-toggle:hover { background: var(--accent); color: #fff; border-color: var(--accent); }

/* Skip to content */
.skip-to-content {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 200;
  padding: 8px 16px;
  background: var(--accent);
  color: #fff;
  font-size: 0.75rem;
  text-decoration: none;
  transition: top 0.2s;
  border-radius: var(--radius-sm);
}
.skip-to-content:focus { top: 8px; }

/* Footer (blog pages) */
.footer {
  margin-top: 32px;
  padding-top: 14px;
  border-top: 1px solid var(--border-primary);
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.footer p { margin: 3px 0; }
.footer a { color: var(--text-muted); }
.footer a:hover { color: var(--accent); }
.copyright { font-size: 0.72rem; opacity: 0.6; }

/* Blog reader article content */
.content-col { max-width: 720px; margin: 0 auto; }

.content-col h1, .content-col h2, .content-col h3 { margin: 1.5em 0 0.6em; }
.content-col p { margin: 0 0 1em; }
.content-col ul, .content-col ol { margin: 0 0 1em 1.5em; }
.content-col li { margin-bottom: 0.3em; }
.content-col code {
  font-family: 'nerfont mono', 'JetBrains Mono', monospace;
  font-size: 0.85em;
  background: var(--code-bg);
  padding: 0.15em 0.4em;
  border-radius: 3px;
}
.content-col pre {
  background: var(--code-bg);
  padding: 1rem;
  border-radius: var(--radius-sm);
  overflow-x: auto;
  margin: 0 0 1.25em;
  border: 1px solid var(--border-primary);
}
.content-col pre code { background: none; padding: 0; }
.content-col blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 1rem;
  color: var(--text-muted);
  margin: 0 0 1em;
}
.content-col table { border-collapse: collapse; width: 100%; margin-bottom: 1.25em; font-size: 0.9rem; }
.content-col th, .content-col td { border: 1px solid var(--border); padding: 0.5rem 0.75rem; text-align: left; }
.content-col th { background: var(--bg); font-weight: 600; }
.content-col a { color: var(--accent); }
.content-col a:hover { color: var(--accent-hover); text-decoration: underline; }

.content-col .section-title { font-size: 0.85rem; }

/* Blog post meta */
.post-meta-row { display: flex; flex-wrap: wrap; gap: 0.5rem 1rem; align-items: center; margin-bottom: 1.5rem; font-size: 0.8rem; color: var(--text-muted); }
.post-tags { display: flex; flex-wrap: wrap; gap: 4px; }

/* Share button */
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid var(--border-primary);
  padding: 6px 12px;
  cursor: pointer;
  font-family: inherit;
  transition: color 0.15s, border-color 0.15s;
  border-radius: var(--radius-sm);
  text-transform: lowercase;
}
.share-btn:hover, .share-btn.copied { color: var(--accent); border-color: var(--accent); }
.share-btn svg { width: 14px; height: 14px; stroke: currentColor; fill: none; }

/* Social icons */
.social-icons { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.social-icon {
  display: flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; padding: 8px;
  border: 1px solid var(--border-primary);
  color: var(--text-muted);
  text-decoration: none;
  transition: border-color 0.15s, color 0.15s;
  border-radius: var(--radius-sm);
}
.social-icon:hover { border-color: var(--accent); color: var(--accent); }

/* Project card (used in blog/projects pages) */
.project-card {
  padding: 14px 16px;
  border: 1px solid var(--border-primary);
  background: var(--bg-panel);
  transition: border-color 0.15s;
  border-radius: var(--radius-sm);
}
.project-card:hover { border-color: var(--accent); }
.project-card a { color: var(--text-muted); font-size: 0.8rem; font-weight: 600; }
.project-card a:hover { color: var(--accent); }

/* Apify logo theme switching */
.apify-dark { display: block; }
.apify-light { display: none; }

[data-theme="light"] .apify-dark {
  display: none;
}
[data-theme="light"] .apify-light {
  display: block;
}

/* Error page */
.error-page { text-align: center; padding: 4rem 1rem; }
.error-code { font-size: 5rem; font-weight: 800; color: var(--accent); line-height: 1; }
.error-msg { font-size: 1rem; color: var(--text-muted); margin: 1rem 0 2rem; }

/* Page transition */
.page-transitioning { opacity: 0 !important; transition: opacity 0.15s ease-out !important; }

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 768px) {
  .header-inner { gap: 1rem; flex-wrap: wrap; }

  .site-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 0;
    margin-left: 0;
    padding: 0.5rem 0 1rem;
    border-top: 1px solid var(--border);
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 0.5rem 0; font-size: 1rem; }

  .nav-toggle { display: flex; }

  #hero { padding: 2.5rem 0 2rem; }
  .hero-title { font-size: 1.75rem; }
  .hero-sub { font-size: 0.95rem; }

  .section { padding: 2.5rem 0; }
  .section-heading { margin-bottom: 1.25rem; }

  .footer-inner { flex-direction: column; align-items: flex-start; gap: 0.25rem; }

  .container { padding: 12px 6px; }
  .nav-centered { flex-wrap: wrap; gap: 2px 0; }
}

@media (max-width: 480px) {
  .hero-cta { flex-direction: column; align-items: flex-start; }
  .theme-toggle { top: 8px; right: 8px; }
}

@media print {
  #site-header, .back-to-top, .theme-toggle, .nav-toggle { display: none; }
  .section { border: none; padding: 1rem 0; }
}

/* ============================================================
   Indie Hub Components — Homepage Redesign 2026-04-06
   ============================================================ */

/* ── Hub Hero ───────────────────────────────────────── */
.hub-hero {
  text-align: center;
  padding: 1.75rem 0 1.25rem;
}

.hub-title {
  font-family: 'nerfont mono', monospace;
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin: 0 0 0.35rem;
}

.hub-subtitle {
  font-family: 'nerfont mono', monospace;
  font-size: clamp(0.75rem, 1.6vw, 0.9rem);
  color: var(--text-muted);
  font-weight: 400;
  margin: 0 0 1.25rem;
}

.hub-stats {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

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

.hub-stat-val {
  font-family: 'nerfont mono', monospace;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
}

.hub-stat-label {
  font-family: 'nerfont mono', monospace;
  font-size: 0.65rem;
  color: var(--text-faint);
  text-transform: lowercase;
  letter-spacing: 0.05em;
}

.hub-tagline {
  font-family: 'nerfont mono', monospace;
  font-size: 0.65rem;
  color: var(--text-faint);
  margin-top: 0.9rem;
  letter-spacing: 0.08em;
}

/* ── Section Headers ────────────────────────────────── */
.section-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.section-bar-title {
  font-family: 'nerfont mono', monospace;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

.section-bar-line {
  flex: 1;
  height: 1px;
  background: var(--border);
}

.section-bar-count {
  font-family: 'nerfont mono', monospace;
  font-size: 0.7rem;
  color: var(--text-faint);
}

/* ── Product Cards ──────────────────────────────────── */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.product-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.p-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1rem;
  transition: border-color 0.15s, box-shadow 0.15s;
  display: flex;
  flex-direction: column;
}

.p-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}

.p-card-name {
  font-family: 'nerfont mono', monospace;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.35rem;
}

.p-card-desc {
  font-family: 'nerfont mono', monospace;
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.5;
  flex: 1;
  margin-bottom: 0.6rem;
}

.p-card-links {
  display: flex;
  gap: 0.75rem;
}

.p-card-links a {
  font-family: 'nerfont mono', monospace;
  font-size: 0.7rem;
  color: var(--accent);
  text-decoration: none;
  transition: opacity 0.15s;
}

.p-card-links a:hover {
  opacity: 0.7;
}

.p-card-badge {
  display: inline-block;
  font-family: 'nerfont mono', monospace;
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.12rem 0.45rem;
  border-radius: 2px;
  margin-left: 0.5rem;
  vertical-align: middle;
}

.p-card-badge.live {
  color: #22c55e;
  border: 1px solid #22c55e;
}

.p-card-badge.dev {
  color: var(--text-faint);
  border: 1px solid var(--border);
}

.p-card-badge.chrome {
  color: #facc15;
  border: 1px solid #facc15;
}

.p-card-badge.experiment {
  color: #f97316;
  border: 1px solid #f97316;
}

.p-card-badge.edge {
  color: #0078d4;
  border: 1px solid #0078d4;
}

/* ── Featured Product Card ──────────────────────────── */
.featured-card {
  background: var(--surface);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: 0 0 20px var(--accent-glow);
  margin-bottom: 2.5rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  align-items: center;
}

.featured-card:hover {
  box-shadow: 0 0 30px var(--accent-glow-strong);
}

.featured-name {
  font-family: 'nerfont mono', monospace;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
}

.featured-desc {
  font-family: 'nerfont mono', monospace;
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0.5rem 0;
}

.featured-stats {
  display: flex;
  gap: 1.5rem;
  margin: 0.75rem 0;
}

.featured-stat {
  font-family: 'nerfont mono', monospace;
  font-size: 0.75rem;
}

.featured-stat strong {
  color: var(--text);
}

.featured-stat span {
  color: var(--text-faint);
}

.featured-endpoint {
  font-family: 'nerfont mono', monospace;
  font-size: 0.72rem;
  color: var(--text-faint);
  margin-bottom: 0.75rem;
}

.featured-cta {
  display: inline-block;
  font-family: 'nerfont mono', monospace;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--bg);
  background: var(--accent);
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: opacity 0.15s;
}

.featured-cta:hover {
  opacity: 0.85;
}

.featured-price {
  font-family: 'nerfont mono', monospace;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  text-align: right;
}

.featured-price-period {
  font-size: 0.7rem;
  color: var(--text-faint);
  font-weight: 400;
}

/* ── Category Filters ───────────────────────────────── */
.cat-filters {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.cat-btn {
  font-family: 'nerfont mono', monospace;
  font-size: 0.7rem;
  color: var(--text-muted);
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.3rem 0.7rem;
  cursor: pointer;
  transition: all 0.15s;
}

.cat-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.cat-btn.active {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}

/* ── Section Links ──────────────────────────────────── */
.section-more {
  display: inline-block;
  font-family: 'nerfont mono', monospace;
  font-size: 0.75rem;
  color: var(--accent);
  text-decoration: none;
  margin-top: 0.5rem;
  transition: opacity 0.15s;
}

.section-more:hover {
  opacity: 0.7;
}

/* ── Responsive: Indie Hub ──────────────────────────── */
@media (max-width: 768px) {
  .hub-hero .section-inner {
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
  }

  .hero-video {
    width: 70px;
    height: 70px;
  }
}

@media (max-width: 640px) {
  .featured-card {
    grid-template-columns: 1fr;
  }
  .featured-price {
    text-align: left;
  }
  .product-grid-3 {
    grid-template-columns: 1fr;
  }
}

/* --- Merch --- */
.merch-wrap {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 2rem;
  align-items: center;
}
.merch-img-link {
  display: block;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  background: var(--bg-alt, #0a0a0a);
  transition: transform 0.2s, border-color 0.2s;
}
.merch-img-link:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
}
.merch-img {
  display: block;
  width: 100%;
  height: auto;
}
.merch-copy .section-heading { margin-bottom: 0.5rem; }
.merch-cta {
  display: inline-block;
  margin-top: 0.75rem;
  padding: 0.55rem 1.1rem;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 4px;
  transition: background 0.15s, color 0.15s;
}
.merch-cta:hover {
  background: var(--accent);
  color: var(--bg, #000);
}
@media (max-width: 640px) {
  .merch-wrap {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
  .merch-img-link { max-width: 280px; }
}