/* ============================================
   Design Tokens — Coffee Shop Editorial
   ============================================ */
:root {
  /* Surfaces — warm cream lineage in OKLCH */
  --bg:           oklch(97% 0.015 75);
  --surface:      oklch(93.5% 0.020 74);
  --surface-soft: oklch(91% 0.025 73);

  /* Ink — all pass WCAG AA (≥4.5:1) on --bg */
  --text:           oklch(22% 0.022 65);
  --text-heading:   oklch(14% 0.025 62);
  --text-secondary: oklch(46% 0.020 67);
  --text-muted:     oklch(60% 0.015 70); /* decorative only, not for readable text */

  /* Structure */
  --border:      oklch(87% 0.018 76);
  --border-soft: oklch(91% 0.015 77);

  /* Accent — cinnamon/sienna */
  --accent:       oklch(44% 0.115 51);
  --accent-hover: oklch(34% 0.115 51);
  --accent-faint: oklch(44% 0.115 51 / 0.15);

  /* Navigation */
  --nav-bg: oklch(97% 0.015 75 / 0.92);

  /* Shadows — warm tinted, 8px blur max */
  --shadow-sm:    0 1px 2px oklch(22% 0.02 65 / 4%);
  --shadow-md:    0 2px 6px oklch(22% 0.02 65 / 6%), 0 1px 2px oklch(22% 0.02 65 / 3%);
  --shadow-hover: 0 4px 12px oklch(22% 0.02 65 / 8%), 0 2px 4px oklch(22% 0.02 65 / 4%);

  /* Typography */
  --font-display: 'Spectral', Georgia, 'Times New Roman', serif;
  --font-body:    'Spectral', Georgia, 'Times New Roman', serif;
  --font-hand:    'Caveat', cursive;
  --font-mono:    'JetBrains Mono', 'Fira Code', Consolas, monospace;

  /* Type scale — fluid headings, fixed body */
  --text-hero:    clamp(2.25rem, 4.5vw + 0.5rem, 3.25rem);
  --text-display: clamp(1.75rem, 2.5vw + 0.5rem, 2.375rem);
  --text-h1:      clamp(1.5rem, 2vw + 0.5rem, 2.1rem);
  --text-h2:      clamp(1.2rem, 1.2vw + 0.4rem, 1.6rem);
  --text-h3:      1.25rem;
  --text-body:    1.0625rem;
  --text-sm:      0.9rem;
  --text-xs:      0.8125rem;

  /* Spacing scale — 4pt base */
  --sp-1:  0.25rem;
  --sp-2:  0.5rem;
  --sp-3:  0.75rem;
  --sp-4:  1rem;
  --sp-5:  1.25rem;
  --sp-6:  1.5rem;
  --sp-8:  2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-16: clamp(3rem, 5vw, 4rem);
  --sp-20: clamp(4rem, 7vw, 5.5rem);

  /* Layout */
  --max-width:     780px;
  --content-width: 660px;
  --radius:        3px;

  /* Motion — physical page feel, no bounce */
  --ease-out: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-io:  cubic-bezier(0.4, 0, 0.2, 1);
  --t-fast:   0.14s;
  --t-base:   0.22s;
  --t-slow:   0.4s;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.82;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--t-base) var(--ease-out);
}

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

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

ul, ol {
  list-style: none;
}

/* ============================================
   Navigation
   ============================================ */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--nav-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--sp-6);
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  font-style: italic;
  color: var(--text-heading);
  letter-spacing: -0.02em;
}

.nav-logo:hover {
  color: var(--text-heading);
}

.nav-links {
  display: flex;
  gap: var(--sp-8);
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  font-weight: 400;
  font-style: italic;
  position: relative;
  padding: 0.25rem 0;
  transition: color var(--t-base) var(--ease-out);
  letter-spacing: 0.01em;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width var(--t-slow) var(--ease-out);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
}

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

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  flex-direction: column;
  gap: 5px;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text);
  transition: transform var(--t-base) var(--ease-out), opacity var(--t-base) var(--ease-out);
}

.nav-toggle.active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ============================================
   Layout
   ============================================ */
.site-content {
  flex: 1;
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
  padding: var(--sp-8) var(--sp-6);
}

/* ============================================
   Hero
   ============================================ */
.hero {
  padding: var(--sp-20) 0 var(--sp-16);
  text-align: left;
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 700;
  font-style: italic;
  letter-spacing: -0.025em;
  line-height: 1.15;
  color: var(--text-heading);
  margin-bottom: var(--sp-5);
  text-wrap: balance;
}

.hero-tagline {
  font-family: var(--font-body);
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 50ch;
  line-height: 1.65;
  margin-bottom: var(--sp-8);
  font-style: italic;
}

/* ============================================
   Section Headers
   ============================================ */
.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--sp-6);
  padding-bottom: var(--sp-4);
  border-bottom: 1px solid var(--border);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: 600;
  color: var(--text-heading);
  letter-spacing: -0.02em;
}

.section-link {
  font-size: var(--text-xs);
  font-weight: 400;
  font-style: italic;
  color: var(--accent);
}

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

/* ============================================
   Post List (dated index)
   ============================================ */
.post-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border-soft);
}

.post-row {
  display: grid;
  grid-template-columns: 110px 1fr auto;
  gap: var(--sp-5);
  align-items: baseline;
  padding: var(--sp-4) 0;
  border-bottom: 1px solid var(--border-soft);
  color: var(--text);
  text-decoration: none;
  transition: color var(--t-base) var(--ease-out);
}

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

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

.post-row-date {
  font-family: var(--font-hand);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text-secondary);
  line-height: 1.4;
}

.post-row-title {
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--text);
  transition: color var(--t-base) var(--ease-out);
  line-height: 1.5;
}

.post-row-tags {
  font-family: var(--font-hand);
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-align: right;
}

@media (max-width: 560px) {
  .post-row { grid-template-columns: 1fr; gap: var(--sp-1); }
  .post-row-tags { text-align: left; }
}

/* ============================================
   Tags
   ============================================ */
.tag {
  display: inline-block;
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius);
  font-family: var(--font-hand);
  font-size: 0.9rem;
  font-weight: 500;
  transition:
    border-color var(--t-base) var(--ease-out),
    color var(--t-base) var(--ease-out),
    background var(--t-base) var(--ease-out);
}

.tag:hover {
  color: var(--text);
  border-color: var(--text-secondary);
  background: var(--surface);
}

/* ============================================
   Blog Post (Single)
   ============================================ */
.post {
  max-width: var(--content-width);
  margin: 0 auto;
}

.post-header {
  padding: var(--sp-10) 0 var(--sp-8);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--sp-10);
}

.post-meta {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  margin-bottom: var(--sp-5);
}

.post-meta time {
  font-family: var(--font-hand);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-secondary);
  display: inline-block;
  transform: rotate(-0.4deg);
  transform-origin: left center;
}

.post-category {
  font-family: var(--font-hand);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.post-title {
  font-family: var(--font-display);
  font-size: var(--text-display);
  font-weight: 700;
  font-style: italic;
  color: var(--text-heading);
  line-height: 1.2;
  letter-spacing: -0.025em;
  margin-bottom: var(--sp-5);
  text-wrap: balance;
}

.post-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: var(--sp-5);
  font-style: italic;
}

.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

/* ============================================
   Body Typography — shared across post/page/project
   ============================================ */
.post-body,
.page-body,
.project-body {
  font-size: var(--text-body);
  line-height: 1.85;
  font-kerning: normal;
  font-optical-sizing: auto;
}

.post-body h2,
.page-body h2,
.project-body h2 {
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: 600;
  font-style: italic;
  color: var(--text-heading);
  margin: var(--sp-12) 0 var(--sp-5);
  letter-spacing: -0.02em;
  line-height: 1.3;
  text-wrap: balance;
}

.post-body h3,
.page-body h3,
.project-body h3 {
  font-family: var(--font-display);
  font-size: var(--text-h3);
  font-weight: 600;
  color: var(--text-heading);
  margin: var(--sp-8) 0 var(--sp-4);
  line-height: 1.35;
}

.post-body h4,
.project-body h4 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-heading);
  margin: var(--sp-6) 0 var(--sp-3);
}

.post-body p,
.page-body p,
.project-body p {
  margin-bottom: var(--sp-6);
}

.post-body ul, .post-body ol,
.page-body ul, .page-body ol,
.project-body ul, .project-body ol {
  margin-bottom: var(--sp-6);
  padding-left: var(--sp-6);
}

.post-body ul, .page-body ul, .project-body ul { list-style: disc; }
.post-body ol, .page-body ol, .project-body ol { list-style: decimal; }

.post-body li,
.page-body li,
.project-body li {
  margin-bottom: var(--sp-2);
}

/* Blockquote — background tint, no side-stripe */
.post-body blockquote,
.page-body blockquote,
.project-body blockquote {
  position: relative;
  padding: var(--sp-5) var(--sp-6) var(--sp-5) var(--sp-10);
  margin: var(--sp-8) 0;
  background: var(--surface);
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-style: italic;
}

.post-body blockquote::before,
.page-body blockquote::before,
.project-body blockquote::before {
  content: '\201C';
  font-family: var(--font-display);
  font-size: 3rem;
  line-height: 0.85;
  color: var(--border);
  position: absolute;
  top: var(--sp-3);
  left: var(--sp-4);
  pointer-events: none;
}

.post-body blockquote p,
.page-body blockquote p,
.project-body blockquote p {
  margin-bottom: 0;
}

.post-body a,
.page-body a,
.project-body a {
  color: var(--accent);
  border-bottom: 1px solid oklch(44% 0.115 51 / 0.3);
  transition: border-color var(--t-base) var(--ease-out), color var(--t-base) var(--ease-out);
}

.post-body a:hover,
.page-body a:hover,
.project-body a:hover {
  color: var(--accent-hover);
  border-bottom-color: var(--accent-hover);
}

.post-body img,
.project-body img {
  border-radius: var(--radius);
  margin: var(--sp-8) 0;
  box-shadow: var(--shadow-md);
}

.post-body hr,
.project-body hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: var(--sp-10) 0;
}

.post-body strong,
.page-body strong,
.project-body strong {
  color: var(--text-heading);
  font-weight: 600;
}

.post-body em,
.page-body em,
.project-body em {
  font-style: italic;
}

/* Inline code */
.post-body code,
.page-body code,
.project-body code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--surface-soft);
  padding: 0.15em 0.45em;
  border-radius: 3px;
  border: 1px solid var(--border);
  color: var(--accent);
}

/* Code blocks */
.post-body pre,
.page-body pre,
.project-body pre {
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--sp-6);
  overflow-x: auto;
  margin: var(--sp-8) 0;
  line-height: 1.6;
}

.post-body pre code,
.page-body pre code,
.project-body pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.875rem;
  color: var(--text);
}

/* ============================================
   Post Navigation
   ============================================ */
.post-footer {
  margin-top: var(--sp-16);
  padding-top: var(--sp-8);
  border-top: 1px solid var(--border);
}

.post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-6);
}

.post-nav-link {
  display: block;
  padding: var(--sp-3) 0;
  color: var(--text);
  text-decoration: none;
  transition: color var(--t-base) var(--ease-out);
}

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

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

.post-nav-label {
  display: block;
  font-family: var(--font-hand);
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: var(--sp-2);
}

.post-nav-title {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  font-style: italic;
  color: var(--text);
  line-height: 1.4;
}

/* ============================================
   Page Layout
   ============================================ */
.page {
  max-width: var(--content-width);
  margin: 0 auto;
}

.page-header {
  padding: var(--sp-10) 0 var(--sp-8);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--sp-10);
}

.page-title {
  font-family: var(--font-display);
  font-size: var(--text-h1);
  font-weight: 700;
  font-style: italic;
  color: var(--text-heading);
  letter-spacing: -0.025em;
  line-height: 1.2;
  text-wrap: balance;
}

/* ============================================
   Project Detail
   ============================================ */
.project-detail {
  max-width: var(--content-width);
  margin: 0 auto;
}

.project-header {
  padding: var(--sp-10) 0 var(--sp-8);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--sp-10);
}

.project-title {
  font-family: var(--font-display);
  font-size: var(--text-h1);
  font-weight: 700;
  font-style: italic;
  color: var(--text-heading);
  line-height: 1.2;
  letter-spacing: -0.025em;
  margin-bottom: var(--sp-4);
  text-wrap: balance;
}

.project-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: var(--sp-5);
  font-style: italic;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-bottom: var(--sp-5);
}

.project-github-link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--text-sm);
  font-weight: 500;
  font-style: italic;
  color: var(--accent);
}

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

.project-footer {
  margin-top: var(--sp-16);
  padding-top: var(--sp-8);
  border-top: 1px solid var(--border);
}

.project-back-link {
  font-size: var(--text-sm);
  font-weight: 500;
  font-style: italic;
  color: var(--accent);
}

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

/* ============================================
   Projects Page
   ============================================ */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--sp-5);
}

.project-card {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--sp-6);
  transition:
    border-color var(--t-base) var(--ease-out),
    box-shadow var(--t-base) var(--ease-out);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  border-color: var(--text-secondary);
  box-shadow: var(--shadow-hover);
}

.project-card-featured {
  border-color: oklch(44% 0.115 51 / 0.35);
}

.project-card-featured:hover {
  border-color: var(--accent);
}

.project-card-featured-label {
  font-family: var(--font-hand);
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: var(--sp-3);
  display: block;
}

.project-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  font-style: italic;
  color: var(--text-heading);
  margin-bottom: var(--sp-3);
  line-height: 1.3;
}

.project-card p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: var(--sp-5);
  flex: 1;
}

.project-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-bottom: var(--sp-5);
}

.project-card-link {
  display: block;
  color: inherit;
}

.project-card-link:hover { color: inherit; }

.project-card-link-text {
  font-size: var(--text-sm);
  font-weight: 500;
  font-style: italic;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
}

/* ============================================
   Tags Page
   ============================================ */
.tag-section {
  margin-bottom: var(--sp-10);
}

.tag-section-header {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  margin-bottom: var(--sp-5);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid var(--border);
}

.tag-section-name {
  font-family: var(--font-display);
  font-size: var(--text-h3);
  font-weight: 600;
  font-style: italic;
  color: var(--text-heading);
}

.tag-section-count {
  font-family: var(--font-hand);
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.tag-posts-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.tag-post-item {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
  padding: var(--sp-2) 0;
}

.tag-post-date {
  font-family: var(--font-hand);
  font-size: 1rem;
  color: var(--text-secondary);
  min-width: 90px;
}

.tag-post-title {
  color: var(--text);
  font-weight: 400;
  font-style: italic;
  transition: color var(--t-base) var(--ease-out);
}

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

/* ============================================
   Blog Listing
   ============================================ */
.blog-header {
  padding: var(--sp-16) 0 var(--sp-6);
}

.blog-header h1 {
  font-family: var(--font-display);
  font-size: var(--text-display);
  font-weight: 700;
  font-style: italic;
  color: var(--text-heading);
  letter-spacing: -0.025em;
  margin-bottom: var(--sp-3);
  line-height: 1.2;
  text-wrap: balance;
}

.blog-header p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  font-style: italic;
}

.filter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  margin-bottom: var(--sp-8);
  padding-bottom: var(--sp-5);
  border-bottom: 1px solid var(--border-soft);
}

.filter-tag {
  background: transparent;
  color: var(--text-secondary);
  border: none;
  padding: 0;
  font-family: var(--font-hand);
  font-size: 1.05rem;
  font-weight: 500;
  cursor: pointer;
  transition: color var(--t-base) var(--ease-out);
}

.filter-tag:hover,
.filter-tag.active {
  color: var(--text-heading);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: var(--accent);
  background: transparent;
  border: none;
}

/* ============================================
   Quick Links
   ============================================ */
.quick-links {
  margin-top: var(--sp-6);
  font-size: 1rem;
  color: var(--text-secondary);
  font-style: italic;
}

.quick-links a {
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  transition: color var(--t-base) var(--ease-out), border-color var(--t-base) var(--ease-out);
}

.quick-links a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.quick-links-sep {
  margin: 0 var(--sp-4);
  color: var(--border);
}

.quick-links-disabled {
  color: var(--text-muted);
  cursor: default;
}

/* ============================================
   Comments (Giscus)
   ============================================ */
.comments-section {
  margin-top: var(--sp-16);
  padding-top: var(--sp-8);
  border-top: 1px solid var(--border);
}

.comments-title {
  font-family: var(--font-display);
  font-size: var(--text-h3);
  font-weight: 600;
  font-style: italic;
  color: var(--text-heading);
  margin-bottom: var(--sp-6);
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
  border-top: 1px solid var(--border);
  padding: var(--sp-8) 0;
  margin-top: auto;
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--sp-6);
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-text {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  font-style: italic;
}

.footer-links {
  display: flex;
  gap: var(--sp-5);
}

.footer-links a {
  color: var(--text-secondary);
  transition: color var(--t-base) var(--ease-out);
}

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

/* ============================================
   Syntax Highlighting (Rouge — warm muted)
   ============================================ */
.highlight {
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--sp-6);
  overflow-x: auto;
  margin: var(--sp-8) 0;
}

.highlight pre {
  background: none;
  border: none;
  padding: 0;
  margin: 0;
}

.highlight code {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.6;
  background: none;
  border: none;
  padding: 0;
  color: var(--text);
}

.highlight .c, .highlight .cm, .highlight .c1, .highlight .cs { color: #998a7a; }
.highlight .k, .highlight .kc, .highlight .kd, .highlight .kn, .highlight .kp, .highlight .kr { color: #A0522D; }
.highlight .kt { color: #8B6914; }
.highlight .s, .highlight .sb, .highlight .sc, .highlight .sd, .highlight .s2, .highlight .sh, .highlight .s1 { color: #5F7A3E; }
.highlight .si { color: #6B8A7A; }
.highlight .na { color: #8B6914; }
.highlight .nb { color: #6B8A7A; }
.highlight .nc { color: #8B6914; }
.highlight .nf, .highlight .fm { color: #4A6B8A; }
.highlight .ni { color: #B8733A; }
.highlight .nn { color: #8B6914; }
.highlight .no { color: #B8733A; }
.highlight .nt { color: #8B4513; }
.highlight .nv, .highlight .vi, .highlight .vg, .highlight .vc { color: #8B4513; }
.highlight .o, .highlight .ow { color: #A0522D; }
.highlight .p { color: #4A4540; }
.highlight .m, .highlight .mi, .highlight .mf, .highlight .mh, .highlight .mo { color: #B8733A; }
.highlight .gd { color: #8B4513; background: #F5E6D8; }
.highlight .gi { color: #5F7A3E; background: #EAF0E0; }

/* ============================================
   Reduced motion
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
  .post-meta time {
    transform: none !important;
  }
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .nav-links {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--nav-bg);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: var(--sp-4) var(--sp-6);
    gap: 0;
    border-bottom: 1px solid var(--border);
    list-style: none;
  }

  .nav-links.open { display: flex; }

  .nav-links a { padding: var(--sp-4) 0; }

  .hero { padding: var(--sp-16) 0 var(--sp-12); }

  .projects-grid { grid-template-columns: 1fr; }
  .post-nav { grid-template-columns: 1fr; }

  .footer-content {
    flex-direction: column;
    gap: var(--sp-4);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .site-content { padding: var(--sp-6) var(--sp-4); }
  .nav-container, .footer-container { padding: 0 var(--sp-4); }
}