:root {
  --container: 1220px;
  --reading: 720px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(224, 122, 95, 0.08), transparent 28%),
    linear-gradient(180deg, #1d1a18, #161412 22%, #121110 100%);
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.7;
  text-wrap: pretty;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.16;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 120px 120px;
  mask-image: radial-gradient(circle at center, black, transparent 88%);
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 3px;
}

.page {
  position: relative;
  z-index: 1;
}

.container {
  width: min(calc(100% - 32px), var(--container));
  margin: 0 auto;
}

.layout {
  display: block;
  padding: clamp(6rem, 10vw, 8rem) 0 5rem;
}

.content { min-width: 0; }

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.4rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--text-muted);
  transition: color 180ms ease;
}

.breadcrumb a:hover,
.breadcrumb a:focus-visible { color: var(--accent-primary); }

.breadcrumb-sep { color: var(--text-faint); }

.section-rule {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
  margin: 0 auto 2rem;
  max-width: var(--reading);
  flex-wrap: wrap;
}

.section-rule .section-number,
.section-rule .meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.section-rule .section-number strong {
  color: var(--accent-primary);
  font-weight: 600;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 0.15rem 0.55rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tag.is-accent {
  background: var(--accent-soft);
  border-color: var(--border-accent);
  color: var(--accent-primary);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 1.25rem;
  color: var(--accent-primary);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 11px;
  line-height: 1.2;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: currentColor;
}

.hero {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.hero > .eyebrow,
.hero > .meta,
.hero > h1,
.hero > .subtitle {
  max-width: var(--reading);
  width: 100%;
  margin-inline: auto;
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.25rem;
  align-items: center;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 11px;
  line-height: 1.4;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  width: 100%;
  color: var(--text-primary);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(40px, 6.5vw, 68px);
  line-height: 0.96;
  letter-spacing: -0.05em;
}

h1 em,
h2 em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 500;
}

.subtitle {
  margin: 0;
  width: 100%;
  color: var(--text-secondary);
  font-size: clamp(17px, 1.6vw, 20px);
  line-height: 1.62;
}

.cover {
  position: relative;
  overflow: hidden;
  border-radius: 22px;
  border: 1px solid var(--border-default);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(0, 0, 0, 0.04)), var(--bg-surface);
  box-shadow: var(--shadow-lg);
}

.cover img {
  width: 100%;
  height: auto;
  display: block;
}

.cover-note {
  position: absolute;
  left: 18px;
  bottom: 18px;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 0.8rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(18, 17, 16, 0.7);
  backdrop-filter: blur(10px);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 11px;
  line-height: 1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.article {
  max-width: var(--reading);
  margin-inline: auto;
}

.article h2 {
  margin: 3rem 0 1rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.4vw, 30px);
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.article h3 {
  margin: 2rem 0 0.75rem;
  color: var(--text-primary);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(18px, 2vw, 21px);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.article p { margin: 0 0 1.35rem; }

.article a {
  color: var(--accent-primary);
  border-bottom: 1px solid var(--border-accent);
  transition: color 180ms ease, border-color 180ms ease;
}

.article a:hover,
.article a:focus-visible {
  color: var(--accent-hover);
  border-bottom-color: var(--accent-hover);
}

.article ul,
.article ol {
  margin: 0 0 1.4rem;
  padding-left: 1.5rem;
}

.article li { margin-bottom: 0.4rem; }
.article li::marker { color: var(--text-muted); }

.article strong {
  color: var(--text-primary);
  font-weight: 600;
}

.article blockquote {
  margin: 2rem 0;
  padding: 0.6rem 0 0.6rem 1.6rem;
  border-left: 3px solid var(--accent-primary);
  color: var(--text-primary);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(19px, 1.8vw, 22px);
  line-height: 1.55;
}

.article blockquote p { margin: 0; }

.article blockquote cite {
  display: block;
  margin-top: 0.6rem;
  font-family: var(--font-mono);
  font-style: normal;
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.article code {
  padding: 0.12rem 0.4rem;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--accent-primary);
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 0.88em;
  line-height: 1.2;
}

.article pre {
  margin: 1.6rem 0;
  padding: 1.1rem 1.2rem;
  border-radius: 12px;
  border: 1px solid var(--border-subtle);
  background: rgba(8, 7, 6, 0.6);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

.article pre code {
  padding: 0;
  background: transparent;
  border: 0;
  color: inherit;
  font-size: inherit;
}

.article figure { margin: 1.8rem 0; }

.article figure img,
.article > img {
  width: 100%;
  height: auto;
  border-radius: 14px;
  border: 1px solid var(--border-subtle);
  display: block;
}

.article figcaption {
  margin-top: 0.6rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-align: center;
}

.article hr {
  margin: 2.5rem 0;
  border: 0;
  border-top: 1px solid var(--border-subtle);
}

.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 40;
  background: rgba(255, 255, 255, 0.04);
  pointer-events: none;
}

.reading-progress span {
  display: block;
  height: 100%;
  transform: scaleX(0);
  transform-origin: left center;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-hover));
  transition: transform 120ms linear;
}

.post-end {
  max-width: var(--reading);
  margin: 3rem auto 0;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  display: grid;
  gap: 1.6rem;
}

.post-share {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
}

.post-share-label {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-right: 0.4rem;
}

.share-btn {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-default);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: color 180ms ease, border-color 180ms ease, background-color 180ms ease;
}

.share-btn:hover,
.share-btn:focus-visible {
  color: var(--accent-primary);
  border-color: var(--accent-primary);
  background: var(--accent-soft);
}

.share-btn.is-success {
  color: var(--accent-primary);
  border-color: var(--accent-primary);
}

.byline {
  display: flex;
  align-items: center;
  gap: 0.95rem;
  padding: 1rem 1.2rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.02);
}

.byline-avatar {
  flex: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border-default);
  background:
    radial-gradient(circle at 30% 25%, rgba(224, 122, 95, 0.55), transparent 60%),
    rgba(255, 255, 255, 0.03);
  display: grid;
  place-items: center;
  color: var(--accent-primary);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
}

.byline-copy { display: grid; gap: 0.15rem; }

.byline-copy strong {
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.byline-copy span {
  color: var(--text-muted);
  font-size: 0.86rem;
}

.post-related {
  max-width: var(--reading);
  margin: 3rem auto 0;
}

.post-related[hidden] { display: none; }

.related-heading {
  margin: 0 0 1rem;
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.related-grid {
  display: grid;
  gap: 0.75rem;
}

.related-card {
  display: grid;
  gap: 0.4rem;
  padding: 0.95rem 1.1rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.02);
  transition: border-color 180ms ease, background-color 180ms ease, transform 180ms ease;
}

.related-card:hover,
.related-card:focus-visible {
  border-color: var(--accent-primary);
  background: rgba(224, 122, 95, 0.04);
  transform: translateY(-2px);
}

.related-date {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.related-title {
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.related-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
}

.post-adjacent {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  max-width: var(--reading);
  margin: 3rem auto 0;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
}

.post-adjacent[hidden] { display: none; }

.adjacent-card {
  display: grid;
  gap: 0.4rem;
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-secondary);
  transition: border-color 180ms ease, background-color 180ms ease, transform 180ms ease;
}

.adjacent-card:hover,
.adjacent-card:focus-visible {
  border-color: var(--accent-primary);
  background: rgba(224, 122, 95, 0.04);
  transform: translateY(-2px);
}

.adjacent-card.adjacent-next { text-align: right; }

.adjacent-card.is-placeholder {
  border-style: dashed;
  opacity: 0.3;
  pointer-events: none;
}

.adjacent-label {
  color: var(--accent-primary);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.adjacent-title {
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.adjacent-meta {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.newsletter-strip {
  max-width: var(--reading);
  margin: 3rem auto 0;
  padding: 1.6rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  background:
    linear-gradient(180deg, rgba(224, 122, 95, 0.06), transparent),
    rgba(255, 255, 255, 0.02);
}

.newsletter-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.6rem;
  align-items: center;
  justify-content: space-between;
}

.newsletter-copy { display: grid; gap: 0.2rem; }

.newsletter-copy strong {
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.newsletter-copy span {
  color: var(--text-muted);
  font-size: 0.82rem;
}

.newsletter-form {
  display: flex;
  flex-direction: column;
  flex: 1 1 320px;
  gap: 0.55rem;
  min-width: 260px;
  max-width: 480px;
}

.newsletter-row {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.5rem;
  width: 100%;
}

.newsletter-row input[type=email] {
  flex: 1 1 auto;
  min-width: 0;
  min-height: 42px;
  padding: 0.55rem 0.85rem;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
}

.newsletter-row input[type=email]:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

.newsletter-consent {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  color: var(--text-muted);
  font-size: 0.76rem;
  line-height: 1.45;
  cursor: pointer;
}

.newsletter-consent input[type=checkbox] {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  margin: 2px 0 0 0;
  padding: 0;
  border: none;
  background: none;
  accent-color: var(--accent-primary);
  cursor: pointer;
  min-height: 0;
}

.newsletter-consent a {
  color: var(--text-secondary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.newsletter-consent a:hover {
  color: var(--accent-primary);
}

.newsletter-message {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.newsletter-message[data-kind=error] {
  color: var(--accent-primary);
}

.newsletter-hp {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.newsletter-submit {
  min-height: 42px;
  padding: 0.5rem 1.1rem;
  border: 1px solid var(--accent-primary);
  border-radius: var(--radius-md);
  background: var(--accent-primary);
  color: var(--bg-deep);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 180ms ease;
}

.newsletter-submit:hover,
.newsletter-submit:focus-visible {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.newsletter-rss {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 42px;
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-pill);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 180ms ease, border-color 180ms ease;
}

.newsletter-rss:hover,
.newsletter-rss:focus-visible {
  color: var(--accent-primary);
  border-color: var(--accent-primary);
}

.newsletter-confirm {
  color: var(--accent-primary);
  font-family: var(--font-display);
  font-size: 0.95rem;
}

.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;
}

.site-footer {
  padding: clamp(4rem, 6vw, 6rem) 0 3rem;
  border-top: 1px solid var(--border-default);
  margin-top: clamp(3rem, 4.5vw, 4.5rem);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.7fr 1fr;
  gap: 2rem;
  align-items: start;
}

.footer-about p {
  max-width: 34ch;
  margin: 0.85rem 0 0;
}

.footer-list {
  display: grid;
  gap: 0.8rem;
}

.footer-list strong {
  color: var(--text-muted);
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.footer-list a {
  color: var(--text-secondary);
  font-size: 0.96rem;
  width: fit-content;
}

.footer-list a:hover,
.footer-list a:focus-visible { color: var(--accent-primary); }

.footer-meta {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
}

.footer-bar {
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  color: var(--text-muted);
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .container { width: min(calc(100% - 24px), var(--container)); }
  .layout { padding-bottom: 3.5rem; }
  h1 { max-width: 100%; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bar { flex-direction: column; }
}

@media (max-width: 560px) {
  .post-adjacent { grid-template-columns: 1fr; }
  .adjacent-card.adjacent-next { text-align: left; }
}

@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;
  }
}

@media print {
  .reading-progress,
  .site-header,
  .post-share,
  .newsletter-strip,
  .post-adjacent,
  .post-related,
  .byline,
  .site-footer,
  .breadcrumb {
    display: none !important;
  }

  body {
    background: #fff;
    color: #111;
    font-size: 12pt;
    line-height: 1.55;
  }

  .container,
  .layout,
  .article,
  .hero > h1,
  .hero > .subtitle,
  .hero > .meta {
    max-width: 100%;
    width: 100%;
    margin: 0;
    padding: 0;
  }

  h1,
  .article h2,
  .article h3,
  .article strong,
  .subtitle {
    color: #111;
  }

  .article a {
    color: #111;
    border-bottom: 0;
  }

  .article a::after {
    content: " (" attr(href) ")";
    font-family: var(--font-mono, monospace);
    font-size: 0.8em;
    color: #555;
  }

  .article blockquote {
    border-left-color: #555;
    color: #222;
  }

  .article code,
  .article pre {
    background: #f4f4f4;
    color: #111;
    border-color: #ccc;
  }

  .cover { box-shadow: none; }
}