/* Longform reading — fill the device, stay readable */

.page--reading {
  --reading-gutter: max(0.8rem, env(safe-area-inset-left, 0px));
  --reading-gutter-end: max(0.8rem, env(safe-area-inset-right, 0px));
  --reading-prose: min(100%, 85ch, max(65ch, 78%));
  width: 100%;
  max-width: 100%;
}

html:has(body.page--reading) {
  scrollbar-width: thin;
}

html:has(body.page--reading)::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

.page--reading .plx-root,
.page--reading .realm-canvas {
  display: none !important;
}

body.page--reading::before {
  opacity: 0.1;
}

body.page--reading::after {
  opacity: 0.018;
}

.page--reading .page-intro[data-realm-intro]::after {
  content: none;
  display: none;
}

.page--reading {
  scroll-padding-top: 2.25rem;
}

/* Header: compact so the essay owns the viewport */
.page--reading .site-header {
  width: 100%;
  padding-block: 0.75rem;
  padding-left: var(--reading-gutter);
  padding-right: var(--reading-gutter-end);
  gap: 0.65rem;
}

.page--reading .site-tagline {
  display: none;
}

.page--reading .nav-subtitle {
  display: none;
}

.page--reading .site-footer {
  width: 100%;
  padding-left: var(--reading-gutter);
  padding-right: var(--reading-gutter-end);
}

/* Main column uses the full remaining width */
.page--reading .site-main {
  width: 100%;
  max-width: none;
  margin: 0;
  padding-top: 0.85rem;
  padding-bottom: max(2.5rem, env(safe-area-inset-bottom, 0px));
  padding-left: var(--reading-gutter);
  padding-right: var(--reading-gutter-end);
}

.page--reading .page-intro,
.page--reading .page-content {
  width: 100%;
  max-width: none;
  margin: 0;
}

.page--reading .page-intro {
  text-align: left;
  margin-bottom: 1.25rem;
}

.page--reading .page-intro h1 {
  max-width: 100%;
  font-size: clamp(1.7rem, 5.4vw, 3.1rem);
  line-height: 1.12;
  text-wrap: balance;
  letter-spacing: -0.035em;
}

.page--reading .page-intro > p {
  max-width: var(--reading-prose);
  font-size: clamp(1.05rem, 0.45vw + 1rem, 1.28rem);
  line-height: 1.65;
  color: color-mix(in srgb, var(--color-text) 90%, var(--color-muted));
}

/* Drop the floating card — the page is the paper */
.page--reading .entry {
  width: 100%;
  max-width: none;
  margin: 0 0 2rem;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  font-size: clamp(1.0625rem, 0.55vw + 0.95rem, 1.3rem);
  line-height: 1.75;
  overflow-wrap: break-word;
  word-wrap: break-word;
  transition: none;
}

.page--reading .entry:hover,
.page--reading .entry:focus-within {
  transform: none;
  box-shadow: none;
  border-color: transparent;
}

.page--reading .entry p,
.page--reading .entry li,
.page--reading .entry blockquote,
.page--reading .entry .insight-widget {
  max-width: var(--reading-prose);
}

.page--reading .entry p {
  margin-bottom: 1.12em;
  text-wrap: pretty;
}

.page--reading .entry li {
  margin-bottom: 0.4em;
}

.page--reading .entry a {
  overflow-wrap: anywhere;
}

.page--reading .section-heading {
  max-width: var(--reading-prose);
  scroll-margin-top: 1.1rem;
  line-height: 1.25;
  text-wrap: balance;
  font-size: clamp(1.28rem, 2.4vw, 1.85rem);
}

.page--reading .meta-list {
  width: 100%;
  max-width: min(100%, 48rem);
  grid-template-columns: repeat(auto-fit, minmax(8rem, 1fr));
  gap: 0.75rem 1.1rem;
  margin: 0 0 1.35rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-panel-outline);
}

.page--reading .entry .article-figure,
.page--reading .entry .article-figure--wide,
.page--reading .entry .article-figure img {
  width: 100%;
  max-width: 100%;
  height: auto;
}

.page--reading .entry .article-figure {
  margin: 1.5rem 0;
}

.page--reading .entry .article-figure img {
  border-radius: 0.5rem;
  display: block;
}

.page--reading .entry .article-figure figcaption {
  max-width: var(--reading-prose);
  text-align: left;
}

.page--reading .entry blockquote {
  max-width: min(100%, 68ch);
}

.reading-table-scroll {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 1.35rem 0;
  border: 1px solid var(--color-panel-outline);
  border-radius: 0.5rem;
}

.reading-table-scroll .article-table {
  margin: 0;
  min-width: 28rem;
}

.page--reading .entry .article-table th,
.page--reading .entry .article-table td {
  padding: 0.55rem 0.75rem;
}

/* Progress — scroll-tied, full device width */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 80;
  width: 100%;
  height: 3px;
  pointer-events: none;
  background: color-mix(in srgb, var(--cipher-accent) 14%, transparent);
}

.reading-progress__bar {
  display: block;
  height: 100%;
  width: 100%;
  transform: scaleX(0);
  transform-origin: left center;
  background: linear-gradient(90deg, var(--ratio-accent), var(--cipher-accent));
  box-shadow: 0 0 10px color-mix(in srgb, var(--cipher-accent) 55%, transparent);
  will-change: transform;
}

.reading-skip {
  position: absolute;
  left: var(--reading-gutter);
  top: 0.75rem;
  z-index: 90;
  padding: 0.45rem 0.8rem;
  border-radius: 0.4rem;
  background: var(--color-surface);
  border: 1px solid var(--color-panel-outline);
  color: var(--color-text);
  text-decoration: none;
  transform: translateY(-140%);
}

.reading-skip:focus {
  transform: translateY(0);
}

.reading-toc {
  width: 100%;
  max-width: none;
  margin: 0 0 1.25rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-panel-outline);
  border-radius: 0.75rem;
  background: color-mix(in srgb, var(--color-surface) 80%, transparent);
}

.reading-toc__title {
  margin: 0 0 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.reading-toc ol {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.28rem;
}

.reading-toc a {
  display: block;
  text-decoration: none;
  color: var(--color-text);
  font-size: 0.9rem;
  line-height: 1.35;
  padding: 0.28rem 0.4rem;
  border-radius: 0.35rem;
  border-left: 2px solid transparent;
}

.reading-toc a:hover,
.reading-toc a:focus-visible {
  color: var(--color-link);
  background: color-mix(in srgb, var(--color-link) 8%, transparent);
}

.reading-toc a.is-active {
  border-left-color: var(--ratio-accent);
  color: var(--color-link);
}

.reading-share {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
  width: 100%;
  max-width: none;
  margin: 0 0 1.25rem;
}

.reading-share__label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-right: 0.2rem;
}

.reading-share a,
.reading-share button {
  font: inherit;
  font-size: 0.85rem;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-panel-outline);
  border-radius: 999px;
  padding: 0.4rem 0.85rem;
  text-decoration: none;
  cursor: pointer;
  min-height: 44px;
}

.reading-share a:hover,
.reading-share a:focus-visible,
.reading-share button:hover,
.reading-share button:focus-visible {
  border-color: var(--color-link);
  color: var(--color-link);
}

.reading-share [data-copied="true"] {
  border-color: var(--cipher-accent);
  color: var(--cipher-accent);
}

.reading-related {
  width: 100%;
  max-width: none;
  margin: 2.25rem 0 0;
}

.reading-related__title {
  margin: 0 0 0.85rem;
  font-size: clamp(1.1rem, 2vw, 1.35rem);
}

.reading-related__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
  grid-template-columns: 1fr;
}

.reading-related a {
  display: block;
  height: 100%;
  text-decoration: none;
  color: inherit;
  padding: 1rem 1.05rem;
  border: 1px solid var(--color-panel-outline);
  border-radius: 0.75rem;
  background: var(--color-surface);
}

.reading-related a:hover,
.reading-related a:focus-visible {
  border-color: var(--color-link);
}

.reading-related__kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 0.3rem;
}

.reading-related strong {
  display: block;
  font-size: 1.02rem;
  margin-bottom: 0.25rem;
}

.reading-related p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.92rem;
}

@media (min-width: 640px) {
  .page--reading {
    --reading-gutter: max(1.25rem, 3.2vw, env(safe-area-inset-left, 0px));
    --reading-gutter-end: max(1.25rem, 3.2vw, env(safe-area-inset-right, 0px));
  }

  .reading-related__list {
    grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  }
}

@media (min-width: 960px) {
  .page--reading .page-content {
    display: grid;
    grid-template-columns: minmax(12rem, 16rem) minmax(0, 1fr);
    column-gap: clamp(1.25rem, 3vw, 2.75rem);
    align-items: start;
    width: 100%;
  }

  .page--reading .reading-toc {
    position: sticky;
    top: 0.85rem;
    grid-column: 1;
    grid-row: 1 / span 12;
    margin: 0;
    max-height: calc(100dvh - 1.5rem);
    overflow: auto;
  }

  .page--reading .reading-share,
  .page--reading .entry,
  .page--reading .reading-related {
    grid-column: 2;
    width: 100%;
    max-width: none;
    margin-inline: 0;
  }
}

@media (min-width: 1280px) {
  .page--reading {
    --reading-gutter: max(1.75rem, 4vw, env(safe-area-inset-left, 0px));
    --reading-gutter-end: max(1.75rem, 4vw, env(safe-area-inset-right, 0px));
  }

  .page--reading .page-content {
    grid-template-columns: minmax(13rem, 17rem) minmax(0, 1fr);
  }
}

@media (max-width: 639px) {
  .page--reading .site-header {
    padding-block: 0.6rem;
  }

  .page--reading .reading-toc a {
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .page--reading .entry .article-table th,
  .page--reading .entry .article-table td {
    padding: 0.45rem 0.55rem;
    font-size: 0.9em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reading-progress__bar {
    box-shadow: none;
    transition: none;
  }

  html {
    scroll-behavior: auto;
  }
}