/* Native report template (first used by walrus.html): hero, sticky contents rail, 720px reading
   column, takeaway and at-a-glance panels, figures, lite video embeds, institutional scenario table. */

.r-progress { position: fixed; left: 0; right: 0; top: 0; height: 3px; z-index: 60; pointer-events: none; }
.r-progress span { display: block; height: 100%; width: 100%; background: var(--k-accent); transform-origin: left; transform: scaleX(0); }

/* Hero */
.r-hero { padding: clamp(48px, 5vw, 88px) 0 clamp(40px, 4vw, 72px); border-bottom: 1px solid var(--k-line); }
.r-hero-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 96px); align-items: center; }
.r-title { margin-top: 24px; font-size: clamp(36px, 4vw, 64px); line-height: 1.05; letter-spacing: -.02em; max-width: 16ch; }
.r-deck { margin-top: 20px; font-size: clamp(17px, 1.2vw, 21px); line-height: 1.5; color: var(--k-ink-2); max-width: 52ch; }
.r-cover { aspect-ratio: 2 / 1; }

/* Layout: contents rail + reading column */
/* Contents rail + reading column form one centred group (no empty balancing gutter). */
.r-layout {
  display: grid; grid-template-columns: 240px minmax(0, 900px); justify-content: center;
  column-gap: clamp(40px, 5vw, 96px); padding-top: 56px; padding-bottom: 120px;
}
.r-rail { grid-column: 1; }
.r-body { grid-column: 2; }
/* Sticky rail: contents list plus the subscribe card, so the CTA follows the reader. The list scrolls
   inside the rail when a report has many sections. */
.r-rail { position: sticky; top: calc(var(--k-chrome-h, 120px) + 28px); width: 240px; align-self: start; display: flex; flex-direction: column; gap: 28px; max-height: calc(100vh - var(--k-chrome-h, 120px) - 48px); }
.r-toc { flex: 0 1 auto; min-height: 0; overflow: auto; }
.r-sub { flex: none; padding: 18px; background: var(--k-panel); border-radius: var(--k-r-panel); }
.r-sub-h { margin: 0 0 4px; font-size: 15px; font-weight: 500; line-height: 1.3; color: var(--k-ink); }
.r-sub-sub { margin: 0 0 12px; font-size: 13px; color: var(--k-ink-2); }

/* Slide-up subscribe bar for tablet and phone, where the rail is not sticky (khala.js shows it). */
.r-subbar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 55; padding: 12px 0; background: var(--k-nav-bg);
  border-top: 1px solid var(--k-line);
  transform: translateY(100%); transition: transform .35s var(--k-ease); }
.r-subbar.is-shown { transform: none; }
.r-subbar[hidden] { display: none; }
.r-subbar-in { display: flex; align-items: center; gap: 16px; }
.r-subbar-h { margin: 0; font-size: 15px; font-weight: 500; white-space: nowrap; color: var(--k-ink); }
.r-subbar-close { flex: none; width: 36px; height: 36px; border: 0; border-radius: 50%; background: transparent; color: var(--k-ink-2); font-size: 22px; line-height: 1; cursor: pointer; }
.r-subbar-close:hover { color: var(--k-ink); background: var(--k-panel); }
@media (min-width: 1081px) { .r-subbar { display: none !important; } }
.r-toc > .k-label { display: block; margin-bottom: 16px; }
.r-toc-toggle { display: none; }
.r-toc ol { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--k-line); }
.r-toc a {
  display: flex; gap: 10px; align-items: baseline; padding: 7px 0 7px 16px; margin-left: -1px;
  border-left: 2px solid transparent; font-size: 14px; line-height: 1.35; color: var(--k-ink-2); text-decoration: none;
  transition: color .2s, border-color .2s;
}
.r-toc a .k-label { color: inherit; min-width: 18px; }
.r-toc a:hover { color: var(--k-ink); }
.r-toc a[aria-current="true"] { color: var(--k-ink); border-left-color: var(--k-accent); }

/* Body typography */
.r-body { font-size: 18px; line-height: 1.7; color: var(--k-ink); }
.r-section { scroll-margin-top: calc(var(--k-chrome-h, 120px) + 16px); }
/* Each new section opens with a divider. */
.r-section + .r-section { margin-top: 64px; padding-top: 56px; border-top: 1px solid var(--k-line); }
.r-h2 { display: flex; align-items: baseline; gap: 14px; font-size: clamp(26px, 2vw, 34px); line-height: 1.15; letter-spacing: -.015em; margin-bottom: 24px; }
.r-h2 .k-label { font-size: 13px; color: var(--k-accent); }
.r-h3 { font-size: 21px; line-height: 1.3; margin: 40px 0 14px; }
.r-body p { margin: 0 0 20px; }
.r-body a { color: inherit; text-decoration: underline; text-decoration-color: var(--k-line-strong); text-underline-offset: 3px; }
.r-body a:hover { text-decoration-color: var(--k-accent); }
.r-body strong { font-weight: 500; color: var(--k-ink); }

/* Subsections (e.g. one per subnet or protocol), lower-level subheads, lists, notes */
.r-h3--sub { margin-top: 56px; padding-top: 24px; border-top: 1px solid var(--k-line); font-size: 24px; scroll-margin-top: calc(var(--k-chrome-h, 120px) + 16px); }
.r-h4 { font-size: 17px; font-weight: 500; margin: 32px 0 12px; color: var(--k-ink); }
.r-list { margin: 0 0 20px; padding-left: 22px; }
.r-list li { margin: 0 0 8px; padding-left: 4px; }
.r-list li::marker { color: var(--k-ink-3); }
.r-note { margin: 0 0 40px; padding: 18px 22px; border-radius: var(--k-r-panel); background: var(--k-panel); border-left: 2px solid var(--k-accent); }
.r-note p { margin: 0; font-size: 15px; line-height: 1.6; color: var(--k-ink-2); }

/* Key takeaways */
.r-takeaways { counter-reset: tk; list-style: none; margin: 0; padding: 8px 28px; background: var(--k-panel); border-radius: var(--k-r-panel); }
.r-takeaways > li { counter-increment: tk; display: grid; grid-template-columns: 36px 1fr; gap: 8px; padding: 20px 0; }
.r-takeaways > li + li { border-top: 1px solid var(--k-line); }
.r-takeaways > li::before { content: counter(tk, decimal-leading-zero); font-family: var(--k-mono); font-size: 13px; color: var(--k-accent); padding-top: 4px; }

/* At a glance */
.r-glance { margin: 8px 0 32px; padding: 24px 28px; background: var(--k-panel); border-radius: var(--k-r-panel); }
.r-glance-title { margin-bottom: 8px !important; }
.r-glance dl { margin: 0; }
.r-glance dl > div { display: grid; grid-template-columns: 160px 1fr; gap: 16px; padding: 12px 0; border-top: 1px solid var(--k-line); }
.r-glance dt { padding-top: 5px; }
.r-glance dd { margin: 0; font-size: 16px; line-height: 1.5; }

/* Figures (charts run wider than the text column) */
.r-figure { margin: 36px 0 40px; }
.r-figure img { width: 100%; height: auto; border-radius: var(--k-r-panel); background: var(--k-media); }
.r-figure figcaption { margin-top: 12px; font-size: 14px; line-height: 1.5; color: var(--k-ink-2); }


/* Lite video: thumbnail until clicked, then a privacy-enhanced YouTube player */
.r-video-btn { position: relative; display: block; width: 100%; padding: 0; border: 0; cursor: pointer; border-radius: var(--k-r-panel); overflow: hidden; background: var(--k-media); aspect-ratio: 16 / 9; }
.r-video-btn img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--k-ease); }
.r-video-btn:hover img { transform: scale(1.02); }
.r-play { position: absolute; left: 50%; top: 50%; width: 68px; height: 68px; border-radius: 50%; transform: translate(-50%, -50%); background: rgba(255, 255, 255, .95); display: grid; place-items: center; }
.r-play::before { content: ""; border-left: 18px solid #15254E; border-top: 11px solid transparent; border-bottom: 11px solid transparent; margin-left: 5px; }
.r-video iframe { width: 100%; aspect-ratio: 16 / 9; border: 0; border-radius: var(--k-r-panel); display: block; }

/* Scenario table */
.r-table-wrap { margin: 8px 0 24px; overflow-x: auto; }
.r-table-wrap:focus-visible { outline: 2px solid var(--k-accent); outline-offset: 4px; border-radius: 4px; }
.r-figure--table { margin: 8px 0 32px; }
.r-figure--table .r-table-wrap { margin-bottom: 0; }
.r-table { width: 100%; min-width: 640px; border-collapse: collapse; font-size: 15px; line-height: 1.55; text-align: left; }
.r-table thead th { font-family: var(--k-mono); font-size: 12px; font-weight: 400; text-transform: uppercase; letter-spacing: .06em; color: var(--k-ink-2); padding: 0 20px 12px 0; border-bottom: 1px solid var(--k-ink); }
.r-table tbody th, .r-table td { padding: 20px 20px 20px 0; vertical-align: top; border-bottom: 1px solid var(--k-line); }
.r-table tbody th { font-family: var(--k-mono); font-size: 13px; font-weight: 400; text-transform: uppercase; letter-spacing: .06em; width: 64px; }
.r-table--data tbody th { font-family: var(--k-font); font-size: 15px; text-transform: none; letter-spacing: 0; font-weight: 500; width: auto; color: var(--k-ink); }
.r-table .num { text-align: right; font-variant-numeric: tabular-nums; }
.r-sc--bear th { color: var(--k-danger, #B42318); }
.r-sc--base th { color: var(--k-ink-2); }
.r-sc--bull th { color: #15803D; }
[data-theme="dark"] .r-sc--bull th { color: #4ADE9B; }
[data-theme="dark"] .r-sc--bear th { color: #F97066; }


@media (max-width: 1080px) {
  .r-layout { grid-template-columns: minmax(0, 1fr); }
  .r-rail, .r-body { grid-column: 1; max-width: none; width: auto; justify-self: stretch; }
  .r-rail { position: static; max-height: none; }
  .r-sub { display: none; }
  /* Contents becomes a bar pinned under the nav: current section shown, full list on tap (khala.js initTocBar). */
  .r-rail { position: sticky; top: calc(var(--k-chrome-h, 120px) - 1px); z-index: 40; align-self: start;
    margin: 0 calc(-1 * var(--k-gutter)); padding: 0 var(--k-gutter); background: var(--k-bg); border-bottom: 1px solid var(--k-line); }
  .r-layout { padding-top: 0; row-gap: 32px; }
  .r-toc { position: relative; overflow: visible; }
  .r-toc > .k-label { display: none; }
  .r-toc-toggle { display: flex; align-items: center; gap: 12px; width: 100%; padding: 14px 0; border: 0; background: none;
    font: inherit; font-size: 15px; color: var(--k-ink); text-align: left; cursor: pointer; }
  .r-toc-toggle .k-label { color: var(--k-ink-3); }
  .r-toc-current { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .r-toc-chev { width: 8px; height: 8px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg) translateY(-3px); transition: transform .2s; }
  .r-toc.is-open .r-toc-chev { transform: rotate(-135deg) translateY(-1px); }
  .r-toc ol { display: none; position: absolute; top: 100%; left: calc(-1 * var(--k-gutter)); right: calc(-1 * var(--k-gutter));
    padding: 8px var(--k-gutter) 16px; columns: 2; column-gap: 32px; border-left: 0; max-height: min(60vh, 520px); overflow: auto;
    background: var(--k-bg); border-bottom: 1px solid var(--k-line); box-shadow: 0 16px 24px -16px rgb(var(--k-ink-rgb) / .25); }
  .r-toc.is-open ol { display: block; }
  .r-toc a { padding-left: 0; border-left: 0; break-inside: avoid; }
}
@media (max-width: 900px) {
  .r-hero-grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .r-subbar-h { display: none; }
  .r-subbar-in { gap: 8px; }
    .r-toc ol { columns: 1; }
  .r-body { font-size: 16.5px; }
  .r-takeaways, .r-glance { padding-left: 18px; padding-right: 18px; }
  .r-glance dl > div { grid-template-columns: 1fr; gap: 4px; }
}

/* Figure zoom viewer (khala.js initFigureZoom) */
.r-figure > img { cursor: zoom-in; }
.r-figure > img:focus-visible { outline: 2px solid var(--k-accent); outline-offset: 4px; }
/* Above 1920px the page is CSS-zoomed (khala.js initViewportScale); divide by --k-zoom so the overlay fits the screen. */
.r-zoom { width: calc(100vw / var(--k-zoom, 1)); height: calc(100vh / var(--k-zoom, 1)); max-width: none; max-height: none; margin: 0; padding: 0; border: 0; background: rgb(11 14 21 / .94); color: #E6ECFA; }
.r-zoom::backdrop { background: rgb(11 14 21 / .6); }
.r-zoom[open] { display: flex; flex-direction: column; }
.r-zoom-stage { flex: 1; min-height: 0; overflow: auto; display: grid; place-items: center; padding: 64px 32px 16px; }
.r-zoom-stage img { max-width: 100%; max-height: calc(100vh / var(--k-zoom, 1) - 140px); width: auto; height: auto; border-radius: var(--k-r-panel); background: #fff; cursor: zoom-out; }
.r-zoom-cap { margin: 0 auto; padding: 0 32px 24px; max-width: 900px; font-size: 14px; line-height: 1.5; color: #C5CDE0; text-align: center; }
.r-zoom-cap:empty { display: none; }
.r-zoom-close { position: absolute; top: 16px; right: 16px; z-index: 1; padding: 8px 14px; font: 500 14px var(--k-font); color: #0B0E15; background: #E6ECFA; border: 0; border-radius: 999px; cursor: pointer; }
.r-zoom-close:focus-visible { outline: 2px solid #A9B8E3; outline-offset: 3px; }

/* Embedded posts (static copy of an X post: text, author, link) */
.r-tweet { margin: 32px 0; padding: 20px 24px; background: var(--k-panel); border-radius: var(--k-r-panel); }
.r-tweet-body { margin: 0; }
.r-tweet-body p { margin: 0; }
.r-tweet figcaption { margin-top: 12px; font-family: var(--k-mono); font-size: 13px; color: var(--k-ink-2); }
.r-takeaways .r-list { margin: 10px 0 0; }
.r-takeaways .r-list li { margin-bottom: 4px; }
.r-list--lead li { margin-bottom: 14px; }
/* Report hero sits on the grey band, separating it from the reading column. */
.r-hero { background: var(--k-bg-alt); }

/* Back link above the report tags; mirrors .d-back on deck pages. */
.r-back { display: inline-flex; gap: 8px; margin-bottom: 20px; font-size: 14px; color: var(--k-ink-2); text-decoration: none; }
.r-back:hover { color: var(--k-ink); }

/* Short desktop screens (laptops at 720px tall): tighten the contents list so it fits beside the Telegram card. */
@media (min-width: 1081px) and (max-height: 800px) {
  .r-toc a { padding-top: 4px; padding-bottom: 4px; }
  .r-rail { gap: 20px; }
}