/*
Theme Name: RJ Custom
Theme URI: https://robertmey.com
Author: Robert Mey
Description: A clean, modern single-page custom theme.
Version: 1.3.0
License: GNU General Public License v2 or later
Text Domain: rj-custom
*/

/* ========================
   Utilities
======================== */

/* Visually hidden but accessible to screen readers */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

:root {
  --color-bg: #0d0b09;
  --color-surface: rgba(28, 23, 18, 0.55);
  --color-border: #3a3028;
  --color-text: #f0e8de;
  --color-muted: #7d7068;
  --color-accent: #e8582a;
  --color-accent-hover: #f06a3a;
  --color-accent-secondary: #c9a87c;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Outfit', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --max-width: 860px;
  --section-gap: 6rem;
  --border-width: 2px;
  --radius-card: 0px;
  --radius-btn: 0px;
  --shadow-offset: 4px 4px 0 var(--color-border);
  --shadow-offset-accent: 4px 4px 0 var(--color-accent);
  --reveal-duration: 0.6s;
  --reveal-easing: cubic-bezier(0.16, 1, 0.3, 1);
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

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

/* ========================
   Layout
======================== */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ========================
   Header / Nav
======================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  border-bottom: var(--border-width) solid var(--color-border);
  background: rgba(13, 11, 9, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.site-header .container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  height: 64px;
}

.site-logo {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
  margin-right: auto;
}

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

.site-nav {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.site-nav a {
  color: var(--color-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
  position: relative;
  padding-bottom: 2px;
}

.site-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width 0.25s var(--reveal-easing);
}

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

.site-nav a:hover::after {
  width: 100%;
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-btn);
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text);
  transition: transform 0.2s, opacity 0.2s;
}

/* ========================
   Hero
======================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 64px;
}

.hero-content {
  padding: var(--section-gap) 0;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-accent-secondary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  border-left: 3px solid var(--color-accent-secondary);
  padding-left: 0.75rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.hero h1 span {
  color: var(--color-accent);
}

.hero-description {
  font-size: 1.15rem;
  color: var(--color-muted);
  max-width: 540px;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ========================
   Buttons
======================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-btn);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s var(--reveal-easing), box-shadow 0.15s var(--reveal-easing);
  border: var(--border-width) solid transparent;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
  box-shadow: 3px 3px 0 rgba(232, 88, 42, 0.4);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  color: #fff;
  border-color: var(--color-accent-hover);
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 rgba(232, 88, 42, 0.5);
}

.btn-primary:active {
  transform: translate(0, 0);
  box-shadow: 1px 1px 0 rgba(232, 88, 42, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
  box-shadow: 3px 3px 0 var(--color-border);
}

.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--color-accent);
}

.btn-outline:active {
  transform: translate(0, 0);
  box-shadow: 1px 1px 0 var(--color-border);
}

/* ========================
   Sections
======================== */
.section {
  padding: var(--section-gap) 0;
  border-top: 3px solid var(--color-border);
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-accent-secondary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  border-left: 3px solid var(--color-accent-secondary);
  padding-left: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  margin-bottom: 1rem;
}

.section-description {
  color: var(--color-muted);
  font-size: 1.05rem;
  max-width: 540px;
  margin-bottom: 3rem;
}

/* ========================
   About / Bio
======================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  border-radius: 0;
  overflow: hidden;
  border: var(--border-width) solid var(--color-border);
  aspect-ratio: 4/5;
  background: var(--color-surface);
  box-shadow: var(--shadow-offset);
}

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

.about-text p {
  color: var(--color-muted);
  margin-bottom: 1rem;
}

/* ========================
   Work / Cards
======================== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  list-style-type: none;
}

.card {
  background: rgba(28, 23, 18, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 1.75rem;
  box-shadow: var(--shadow-offset);
  transition: transform 0.2s var(--reveal-easing), box-shadow 0.2s var(--reveal-easing), border-color 0.2s;
}

.card:hover {
  border-color: var(--color-accent);
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-offset-accent);
}

.card-icon {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.card p {
  color: var(--color-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ========================
   Skills list (What I do)
======================== */
.skills-list {
  list-style: none;
  margin-top: 3rem;
}

.skill-item {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 0 2rem;
  padding: 2rem 0;
  border-top: var(--border-width) solid var(--color-border);
  transition: border-top-color 0.2s;
}

.skill-item:last-child {
  border-bottom: var(--border-width) solid var(--color-border);
}

.skill-item:hover {
  border-top-color: var(--color-accent);
}

.skill-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  padding-top: 0.3rem;
}

.skill-body h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.skill-body p {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.65;
  max-width: 58ch;
}

@media (max-width: 480px) {
  .skill-item {
    grid-template-columns: 2.5rem 1fr;
    gap: 0 1rem;
  }
}

/* ========================
   Contact
======================== */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 600px;
  margin-top: 2rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  background: rgba(28, 23, 18, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: var(--border-width) solid var(--color-border);
  border-radius: 0;
  padding: 0.75rem 1rem;
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: border-color 0.2s, box-shadow 0.2s;
  resize: vertical;
  box-shadow: none;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--color-muted);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 3px 3px 0 var(--color-accent);
}

.contact-form .btn {
  align-self: flex-start;
}

@media (max-width: 480px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ========================
   Blog
======================== */
.blog-main {
  padding-top: calc(64px + 4rem);
  padding-bottom: 6rem;
}

.blog-header {
  margin-bottom: 3rem;
}

.post-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.post-list > li {
  list-style-type: none;
}

.post-card {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  padding: 2.5rem 0;
  border-top: var(--border-width) solid var(--color-border);
  transition: padding-left 0.2s var(--reveal-easing), border-top-color 0.2s;
}

.post-card:hover {
  padding-left: 0.75rem;
  border-top-color: var(--color-accent);
}

.post-card:last-child {
  border-bottom: var(--border-width) solid var(--color-border);
}

.post-card-thumb {
  flex: 0 0 160px;
  display: block;
  order: 2;
}

.post-card-thumb img {
  width: 160px;
  height: 84px;
  object-fit: cover;
  display: block;
  border: 2px solid var(--color-border);
}

.post-card-body {
  flex: 1;
  order: 1;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  font-size: 0.85rem;
  color: var(--color-muted);
  font-family: var(--font-mono);
}

.post-category {
  color: var(--color-accent);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

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

.post-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.post-title a {
  color: var(--color-text);
  transition: color 0.2s;
}

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

.post-excerpt {
  color: var(--color-muted);
  margin-bottom: 1rem;
  max-width: 620px;
}

.post-read-more {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  transition: color 0.2s, letter-spacing 0.2s;
}

.post-read-more:hover {
  color: var(--color-accent);
  letter-spacing: 0.03em;
}

.no-posts {
  padding: 4rem 0;
  border-top: 2px solid var(--color-border);
}

.no-posts-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.no-posts-text {
  color: var(--color-muted);
  font-size: 1.1rem;
}

/* Pagination */
.pagination {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: var(--border-width) solid var(--color-border);
}

.pagination .nav-links {
  display: flex;
  gap: 0.5rem;
}

.pagination .page-numbers {
  padding: 0.5rem 0.9rem;
  border: var(--border-width) solid var(--color-border);
  border-radius: 0;
  font-size: 0.9rem;
  color: var(--color-muted);
  transition: all 0.2s;
}

.pagination .page-numbers:hover,
.pagination .page-numbers.current {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Single post */
.single-meta {
  margin-top: 1.25rem;
}

.single-meta-sep {
  color: var(--color-border);
}

.single-featured-image {
  margin-bottom: 3rem;
  border: var(--border-width) solid var(--color-border);
  box-shadow: var(--shadow-offset);
  overflow: hidden;
}

.single-featured-image img {
  width: 100%;
  height: auto;
  display: block;
}

.back-link {
  display: inline-block;
  color: var(--color-muted);
  font-size: 0.9rem;
  margin-bottom: 2rem;
  transition: color 0.2s;
}

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

.single-header {
  margin-bottom: 3rem;
  padding-bottom: 3rem;
  border-bottom: var(--border-width) solid var(--color-border);
}

.single-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-top: 1rem;
}

.single-content {
  max-width: 680px;
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--color-text);
}

.single-content h2,
.single-content h3,
.single-content h4 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 2rem 0 0.75rem;
}

.single-content h2 { font-size: 1.6rem; }
.single-content h3 { font-size: 1.3rem; }

.single-content p {
  margin-bottom: 1.5rem;
}

.single-content a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.single-content ul,
.single-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
}

.single-content li {
  margin-bottom: 0.5rem;
}

.single-content blockquote {
  border-left: 3px solid var(--color-accent);
  padding-left: 1.25rem;
  margin: 2rem 0;
  color: var(--color-muted);
  font-style: italic;
}

.single-content code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--color-surface);
  padding: 0.15em 0.4em;
  border-radius: 0;
  border: var(--border-width) solid var(--color-border);
}

.single-content pre {
  background: var(--color-surface);
  border: var(--border-width) solid var(--color-border);
  border-radius: 0;
  padding: 1.25rem;
  overflow-x: auto;
  margin-bottom: 1.5rem;
}

.single-content pre code {
  background: none;
  border: none;
  padding: 0;
}

.single-content img {
  border-radius: 0;
  margin: 2rem 0;
}

/* Post navigation */
.post-navigation {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: var(--border-width) solid var(--color-border);
}

.post-nav-link {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  max-width: 45%;
  color: var(--color-text);
}

.post-nav-link span {
  font-size: 0.8rem;
  color: var(--color-muted);
  font-family: var(--font-mono);
}

.post-nav-link strong {
  font-weight: 600;
  font-size: 0.95rem;
  transition: color 0.2s;
}

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

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

/* ========================
   Footer
======================== */
.site-footer {
  border-top: var(--border-width) solid var(--color-border);
  padding: 2rem 0;
}

.site-footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-footer p {
  color: var(--color-muted);
  font-size: 0.85rem;
}

/* ========================
   Responsive
======================== */
@media (max-width: 768px) {
  :root {
    --section-gap: 4rem;
    --shadow-offset: 3px 3px 0 var(--color-border);
    --shadow-offset-accent: 3px 3px 0 var(--color-accent);
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(13, 11, 9, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: var(--border-width) solid var(--color-border);
    padding: 1rem 0;
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav li {
    width: 100%;
  }

  .site-nav a {
    display: block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
  }

  .site-nav a::after {
    display: none;
  }

  .hero h1 {
    font-size: clamp(2.25rem, 8vw, 3rem);
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .about-image {
    max-height: 360px;
    border-radius: 0;
  }

  .site-footer .container {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 600px) {
  .post-card {
    flex-direction: column;
  }

  .post-card-thumb {
    order: 0;
    flex: none;
  }

  .post-card-thumb img {
    width: 100%;
    height: auto;
    aspect-ratio: 40 / 21;
  }
}

/* ========================
   Scroll Reveal Animations
======================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--reveal-duration) var(--reveal-easing),
              transform var(--reveal-duration) var(--reveal-easing);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--reveal-duration) var(--reveal-easing),
              transform var(--reveal-duration) var(--reveal-easing);
}

.reveal-stagger.is-visible > *:nth-child(1) { opacity: 1; transform: none; transition-delay: 0ms; }
.reveal-stagger.is-visible > *:nth-child(2) { opacity: 1; transform: none; transition-delay: 100ms; }
.reveal-stagger.is-visible > *:nth-child(3) { opacity: 1; transform: none; transition-delay: 200ms; }
.reveal-stagger.is-visible > *:nth-child(4) { opacity: 1; transform: none; transition-delay: 300ms; }
.reveal-stagger.is-visible > *:nth-child(5) { opacity: 1; transform: none; transition-delay: 400ms; }
.reveal-stagger.is-visible > *:nth-child(6) { opacity: 1; transform: none; transition-delay: 500ms; }

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal-stagger > * {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ─── Blog enhancements ─────────────────────────────────────────────────── */

/* Post count */
.blog-post-count {
  display: inline-block;
  margin-top: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-muted);
  letter-spacing: 0.06em;
}

/* "New" badge */
.post-badge-new {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-bg);
  background: var(--color-accent);
  padding: 0.15em 0.5em;
  line-height: 1.6;
}

/* Category filter bar */
.category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}

.category-pill {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-muted);
  border: var(--border-width) solid var(--color-border);
  padding: 0.3em 0.8em;
  transition: color 0.2s, border-color 0.2s;
}

.category-pill:hover,
.category-pill.is-active {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* Featured hero card */
.post-card-hero {
  margin-bottom: 3rem;
  border-top: var(--border-width) solid var(--color-border);
  border-bottom: var(--border-width) solid var(--color-border);
  padding: 2.5rem 0;
}

.post-card-hero-thumb {
  display: block;
  margin-bottom: 1.5rem;
}

.post-card-hero-thumb img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  display: block;
  border: 2px solid var(--color-border);
}

.post-card-hero-body {
  max-width: 680px;
}

.post-card-hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

.post-card-hero-title a {
  color: var(--color-text);
  transition: color 0.2s;
}

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

@media (max-width: 600px) {
  .post-card-hero-thumb img { height: 200px; }
}

/* ========================
   Header controls
======================== */
.search-toggle,
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: none;
  border: var(--border-width) solid var(--color-border);
  cursor: pointer;
  color: var(--color-muted);
  flex-shrink: 0;
  transition: color 0.2s, border-color 0.2s;
}

.search-toggle:hover,
.theme-toggle:hover {
  color: var(--color-text);
  border-color: var(--color-accent);
}

/* Icon swap for theme toggle */
.theme-toggle .icon-sun { display: none; }
[data-theme="light"] .theme-toggle .icon-moon { display: none; }
[data-theme="light"] .theme-toggle .icon-sun  { display: block; }

/* Separate nav from icon buttons on desktop */
.site-header .container > nav {
  margin-left: 1rem;
}

/* ========================
   Reading progress bar
======================== */
.reading-progress {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  z-index: 1000;
  background: var(--color-border);
}

.single .reading-progress {
  display: block;
}

.reading-progress-bar {
  height: 100%;
  width: 0;
  background: var(--color-accent);
  transition: width 0.1s linear;
}

/* ========================
   Table of contents
======================== */
.toc {
  border: var(--border-width) solid var(--color-border);
  padding: 1.5rem;
  margin-bottom: 2.5rem;
  max-width: 680px;
}

.toc-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent-secondary);
  margin-bottom: 0.75rem;
}

.toc ol {
  padding-left: 1.25rem;
  margin: 0;
}

.toc li {
  margin-bottom: 0.35rem;
  font-size: 0.92rem;
}

.toc li.toc-sub {
  padding-left: 1rem;
  font-size: 0.85rem;
}

.toc a {
  color: var(--color-muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

.toc a.is-active {
  color: var(--color-accent);
  font-weight: 600;
}

.toc-eta {
  color: var(--color-muted);
  font-weight: 400;
  font-size: 0.72rem;
}

/* ========================
   Copy-to-clipboard button
======================== */
.copy-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: var(--color-bg);
  border: var(--border-width) solid var(--color-border);
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.2em 0.6em;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
  line-height: 1.6;
}

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

/* ========================
   Share buttons
======================== */
.share-buttons {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: var(--border-width) solid var(--color-border);
  flex-wrap: wrap;
}

.share-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-muted);
}

.share-btn {
  background: none;
  border: var(--border-width) solid var(--color-border);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.4em 0.9em;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.share-btn:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-offset-accent);
}

/* ========================
   Related posts
======================== */
.related-posts {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: var(--border-width) solid var(--color-border);
}

.related-posts-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent-secondary);
  border-left: 3px solid var(--color-accent-secondary);
  padding-left: 0.75rem;
  margin-bottom: 1.5rem;
}

.related-posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.related-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  color: var(--color-text);
  border: var(--border-width) solid var(--color-border);
  padding: 1rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.related-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-offset-accent);
  color: var(--color-text);
}

.related-card-thumb {
  overflow: hidden;
  aspect-ratio: 16/9;
}

.related-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.related-card-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.01em;
  margin: 0;
}

@media (max-width: 600px) {
  .related-posts-grid { grid-template-columns: 1fr; }
}

/* ========================
   Post meta additions
======================== */
.post-updated {
  color: var(--color-accent-secondary);
  font-size: 0.82rem;
}

.post-tag {
  color: var(--color-muted);
  font-size: 0.8rem;
  transition: color 0.2s;
}

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

/* ========================
   Search modal
======================== */
.search-modal {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: rgba(13, 11, 9, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 120px;
}

.search-modal[hidden] {
  display: none;
}

.search-modal-inner {
  width: 100%;
  max-width: 600px;
  padding: 0 1.5rem;
  position: relative;
}

.search-modal-close {
  position: absolute;
  top: -52px;
  right: 1.5rem;
  width: 36px;
  height: 36px;
  background: none;
  border: var(--border-width) solid var(--color-border);
  color: var(--color-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s, border-color 0.2s;
}

.search-modal-close:hover {
  color: var(--color-text);
  border-color: var(--color-accent);
}

.search-modal .search-form {
  display: flex;
}

.search-modal .search-field {
  flex: 1;
  background: var(--color-surface);
  border: var(--border-width) solid var(--color-border);
  border-right: none;
  padding: 0.85rem 1.25rem;
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 1.1rem;
  outline: none;
  transition: border-color 0.2s;
}

.search-modal .search-field::placeholder {
  color: var(--color-muted);
}

.search-modal .search-field:focus {
  border-color: var(--color-accent);
}

.search-modal .search-submit {
  background: var(--color-accent);
  border: var(--border-width) solid var(--color-accent);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.85rem 1.5rem;
  cursor: pointer;
  transition: background 0.2s;
}

.search-modal .search-submit:hover {
  background: var(--color-accent-hover);
}

/* ========================
   Dark / light theme
======================== */
[data-theme="light"] {
  --color-bg: #faf6ef;
  --color-text: #1c1510;
  --color-muted: #635545;
  --color-border: #dfd4c5;
  --color-surface: rgba(250, 246, 239, 0.88);
  --color-accent: #a83010;
  --color-accent-hover: #c03a18;
  --color-accent-secondary: #3d6010;
}

[data-theme="light"] .site-header {
  background: rgba(250, 246, 239, 0.9);
}

[data-theme="light"] .site-nav {
  background: rgba(250, 246, 239, 0.97);
}

[data-theme="light"] .search-modal {
  background: rgba(250, 246, 239, 0.95);
}

/* ========================
   Page transitions
======================== */
@keyframes rj-fade-in  { from { opacity: 0; translate: 0 8px; } }
@keyframes rj-fade-out { to   { opacity: 0; translate: 0 -8px; } }

::view-transition-old(root) { animation: rj-fade-out 0.2s ease; }
::view-transition-new(root) { animation: rj-fade-in  0.2s ease; }

/* ========================
   Blur-up images
======================== */
img.blur-up {
  filter: blur(8px);
  transition: filter 0.4s ease;
}

img.blur-up.loaded {
  filter: none;
}

/* ========================
   Skip to content
======================== */
.skip-to-content {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 9999;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.6em 1.2em;
  text-decoration: none;
  transition: top 0.2s;
}

.skip-to-content:focus {
  top: 1rem;
  outline: 3px solid var(--color-accent-hover);
  outline-offset: 2px;
}

/* ========================
   Author bio
======================== */
.author-bio {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  margin-top: 3rem;
  padding: 1.5rem;
  border: var(--border-width) solid var(--color-border);
  border-left: 4px solid var(--color-accent-secondary);
}

.author-bio-photo img {
  width: 60px;
  height: 60px;
  object-fit: cover;
  border-radius: 50%;
  display: block;
  flex-shrink: 0;
}

.author-bio-body {
  flex: 1;
}

.author-bio-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.01em;
  margin-bottom: 0.35rem;
}

.author-bio-text {
  color: var(--color-muted);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.author-bio-links {
  display: flex;
  gap: 1rem;
}

.author-bio-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent);
  transition: color 0.2s;
}

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

@media (max-width: 500px) {
  .author-bio { flex-direction: column; }
}

/* ========================
   Newsletter CTA
======================== */
.newsletter-cta {
  margin-top: 3rem;
  padding: 2rem;
  border: var(--border-width) solid var(--color-border);
  background: var(--color-surface);
}

.newsletter-cta-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent-secondary);
  border-left: 3px solid var(--color-accent-secondary);
  padding-left: 0.75rem;
  margin-bottom: 0.75rem;
}

.newsletter-cta-heading {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.newsletter-cta-text {
  color: var(--color-muted);
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
}

.newsletter-form {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.newsletter-form input[type="email"] {
  flex: 1;
  min-width: 200px;
  background: var(--color-bg);
  border: var(--border-width) solid var(--color-border);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  padding: 0.65em 1em;
  outline: none;
  transition: border-color 0.2s;
}

.newsletter-form input[type="email"]:focus {
  border-color: var(--color-accent);
}

.newsletter-form input[type="email"]::placeholder {
  color: var(--color-muted);
}