/* =============================================
   NB MEMBERS AREA — desktop-only layout
   Layered on top of ../style.css. Reuses tokens.
   ============================================= */

/* Hide the body until guard + members.js have run */
body.member-page { opacity: 0; transition: opacity .35s ease; }
body.member-page.members-ready { opacity: 1; }

/* =============================================
   Layout shell — sidebar + main
   ============================================= */
.member-shell {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
  background: var(--bg);
}

/* ----- SIDEBAR ----- */
.member-sidebar {
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 2rem 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.member-sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0 0.5rem 0.5rem;
  border-bottom: 1px solid var(--border);
}
.member-sidebar-brand img { height: 36px; width: auto; }
.member-sidebar-brand-name {
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: 1rem;
}
.member-sidebar-brand-tag {
  display: block;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-top: 0.1rem;
}

.member-nav {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  flex: 1 1 auto;
}
.member-nav-item {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.7rem 0.85rem;
  border-radius: var(--r-sm);
  font-family: var(--mono);
  font-size: 0.86rem;
  color: var(--text-2);
  border-left: 2px solid transparent;
  transition: background .25s var(--ease-out), color .25s, border-color .25s;
  cursor: pointer;
}
.member-nav-item:hover {
  background: rgba(212,175,55,0.06);
  color: var(--text);
}
.member-nav-item.is-active {
  background: rgba(212,175,55,0.10);
  color: var(--gold-dark);
  border-left-color: var(--gold);
  font-weight: 600;
}
.member-nav-item .dot {
  width: 4px; height: 4px; border-radius: 50%;
  background: var(--text-3);
  flex-shrink: 0;
}
.member-nav-item.is-active .dot { background: var(--gold); }

.member-sidebar-foot {
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.member-session {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: var(--text-3);
}
.member-session .live-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(52, 168, 83, 0.15);
}
.member-key-tag {
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--text-2);
  letter-spacing: 0.04em;
  padding: 0.5rem 0.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
}
.member-logout {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.6rem 0.85rem;
  border-radius: var(--r-sm);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  background: transparent;
  border: 1px solid var(--border-2);
  cursor: pointer;
  transition: all .25s var(--ease-out);
}
.member-logout:hover {
  border-color: var(--border-3);
  background: rgba(0,0,0,0.02);
}

/* ----- MAIN COLUMN ----- */
.member-main {
  padding: 3rem clamp(2rem, 5vw, 4rem) 5rem;
  max-width: 1080px;
  width: 100%;
}

/* Page header */
.member-page-header {
  margin-bottom: 2.75rem;
}
.member-crumb {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--text-3);
  margin-bottom: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.member-crumb::before {
  content: "";
  width: 24px; height: 1px;
  background: var(--gold);
}
.member-page-title {
  font-size: clamp(2rem, 3.4vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.1;
  margin-bottom: 0.85rem;
}
.member-page-lede {
  font-size: 1.05rem;
  color: var(--text-2);
  line-height: 1.7;
  max-width: 620px;
}

/* Card primitives */
.member-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 2rem;
  transition: border-color .3s, transform .35s var(--ease-out), box-shadow .35s;
}
.member-card.is-elevated {
  box-shadow: 0 6px 28px rgba(0,0,0,0.04);
}
.member-card + .member-card { margin-top: 1.25rem; }

.member-card-eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.6rem;
}
.member-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}
.member-card-body {
  color: var(--text-2);
  line-height: 1.75;
  font-size: 0.95rem;
}
.member-card-body p + p { margin-top: 1rem; }
.member-card-body ul {
  padding-left: 1.1rem;
  margin-top: 0.6rem;
}
.member-card-body li + li { margin-top: 0.35rem; }

/* Tile grid (dashboard) */
.member-tiles {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 1.5rem;
}
.member-tile {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: 1.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  transition: all .35s var(--ease-out);
  position: relative;
  overflow: hidden;
}
.member-tile::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(212,175,55,0.10), transparent 60%);
  opacity: 0;
  transition: opacity .35s var(--ease-out);
  pointer-events: none;
}
.member-tile:hover {
  border-color: rgba(212,175,55,0.35);
  transform: translateY(-4px);
  box-shadow: 0 14px 40px rgba(0,0,0,0.06);
}
.member-tile:hover::after { opacity: 1; }
.member-tile-icon {
  width: 44px; height: 44px;
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(212,175,55,0.12), rgba(212,175,55,0.04));
  border: 1px solid rgba(212,175,55,0.2);
  color: var(--gold-dark);
}
.member-tile-title {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.015em;
}
.member-tile-body {
  color: var(--text-2);
  font-size: 0.9rem;
  line-height: 1.6;
  flex: 1 1 auto;
}
.member-tile-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--gold-dark);
  font-weight: 600;
  font-size: 0.88rem;
  transition: gap .25s var(--ease-out);
}
.member-tile:hover .member-tile-cta { gap: 0.7rem; }

/* Status pill */
.member-status {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--r-full);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: rgba(212,175,55,0.10);
  color: var(--gold-dark);
  border: 1px solid rgba(212,175,55,0.2);
}
.member-status::before {
  content: "";
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--gold);
  animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

/* Embed slot (legacy placeholder — no longer used by the dashboard pages,
   which now hand off full-screen to the holy grail React app. Kept in case
   any other member page references the class). */
.member-embed-slot {
  border: 1px dashed var(--border-2);
  border-radius: var(--r-md);
  padding: 3rem 1.5rem;
  text-align: center;
  color: var(--text-3);
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 1rem;
}

/* Dashboard variant of .member-main — full-bleed area for a holy grail iframe.
   The NB sidebar (260px) stays sticky on the left; this fills the rest with
   the live React app served by the holy grail backend on port 8000. Zero
   padding, no max-width, no scrollbars. The React app's own `w-screen h-screen`
   root sizes to the iframe's viewport, not the browser's. */
.member-main.is-dashboard {
  padding: 0;
  max-width: none;
  width: 100%;
  height: 100vh;
  position: relative;
  display: flex;
  overflow: hidden;
  background: #06080b;
}
.member-dashboard-frame {
  flex: 1;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  background: #06080b;
  position: relative;
  z-index: 2;
}
.member-dashboard-fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 1rem;
  text-align: center;
  padding: 2rem;
  color: rgba(255, 255, 255, 0.55);
  font-family: var(--mono);
  font-size: 0.9rem;
  line-height: 1.7;
  z-index: 1;
}
.member-dashboard-fallback code {
  background: rgba(255, 255, 255, 0.06);
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  color: rgba(255, 255, 255, 0.8);
}

/* Two-column reading layout (levels.html) */
.member-reading {
  display: grid;
  grid-template-columns: 1fr 220px;
  gap: 3rem;
  align-items: flex-start;
}
.member-toc {
  position: sticky;
  top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1rem 0;
  border-left: 1px solid var(--border);
  padding-left: 1rem;
}
.member-toc-title {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 0.5rem;
}
.member-toc a {
  font-size: 0.86rem;
  color: var(--text-2);
  padding: 0.3rem 0;
  transition: color .2s;
}
.member-toc a:hover { color: var(--gold-dark); }

/* Levels guide collapsibles (reuse FAQ pattern feel) */
.member-section {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  margin-bottom: 0.85rem;
  overflow: hidden;
}
.member-section summary {
  list-style: none;
  cursor: pointer;
  padding: 1.1rem 1.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-weight: 600;
  font-size: 0.98rem;
  transition: background .25s;
}
.member-section summary::-webkit-details-marker { display: none; }
.member-section summary::after {
  content: "+";
  font-family: var(--mono);
  color: var(--gold-dark);
  font-size: 1.15rem;
  font-weight: 400;
  transition: transform .25s var(--ease-out);
}
.member-section[open] summary::after { transform: rotate(45deg); }
.member-section summary:hover { background: rgba(212,175,55,0.04); }
.member-section-body {
  padding: 0 1.4rem 1.4rem;
  color: var(--text-2);
  line-height: 1.75;
  font-size: 0.95rem;
}
.member-section-body p + p { margin-top: 0.9rem; }
.member-section-body ul, .member-section-body ol {
  padding-left: 1.2rem;
  margin-top: 0.5rem;
}
.member-section-body li + li { margin-top: 0.35rem; }

/* Education grid */
.member-tut-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
}
.member-chip {
  font-size: 0.82rem;
  font-weight: 500;
  padding: 0.45rem 1rem;
  border-radius: var(--r-full);
  border: 1px solid var(--border-2);
  color: var(--text-2);
  background: transparent;
  cursor: pointer;
  transition: all .2s;
}
.member-chip:hover, .member-chip.is-on {
  background: var(--text);
  color: #fff;
  border-color: var(--text);
}

.member-tut-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
}
.member-tut-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all .3s var(--ease-out);
}
.member-tut-card:hover {
  transform: translateY(-3px);
  border-color: rgba(212,175,55,0.25);
  box-shadow: 0 12px 32px rgba(0,0,0,0.05);
}
.member-tut-thumb {
  aspect-ratio: 16 / 9;
  background:
    linear-gradient(135deg, rgba(212,175,55,0.18), rgba(212,175,55,0.04)),
    repeating-linear-gradient(45deg, rgba(0,0,0,0.02) 0 12px, transparent 12px 24px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-dark);
}
.member-tut-body {
  padding: 1.1rem 1.2rem 1.3rem;
}
.member-tut-cat {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.5rem;
}
.member-tut-title {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin-bottom: 0.4rem;
}
.member-tut-meta {
  font-size: 0.8rem;
  color: var(--text-3);
}

/* =============================================
   LOGIN — access-key variant
   ============================================= */
.login-key-field {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  margin-bottom: 1.5rem;
}
.login-key-field label {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
}
.login-key-field input {
  width: 100%;
  font-family: var(--mono);
  font-size: 1.1rem;
  letter-spacing: 0.12em;
  text-align: center;
  padding: 1rem 1.2rem;
  border: 1px solid var(--border-2);
  border-radius: var(--r-md);
  background: var(--bg);
  color: var(--text);
  transition: border-color .25s, box-shadow .25s;
}
.login-key-field input::placeholder {
  color: var(--text-3);
  letter-spacing: 0.12em;
}
.login-key-field input:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 4px rgba(212,175,55,0.12);
}
.login-key-hint {
  font-size: 0.78rem;
  color: var(--text-3);
  font-family: var(--mono);
}
.login-error {
  min-height: 1.2em;
  margin-top: 0.85rem;
  font-size: 0.85rem;
  color: var(--red);
  font-weight: 500;
}

/* button loading */
.btn.is-loading {
  opacity: 0.7;
  cursor: progress;
}

/* =============================================
   Members area — UNIVERSALLY VISIBLE
   -----------------------------------------------
   No "Open on desktop" gate here. The desktop-only gate
   exists ONLY on the login page (login.html) — once a
   member is past login, they should be able to view the
   members area on any device size, including narrow
   high-DPI desktops (Surface Pro portrait, etc).

   The layout is responsive at every width:
   - ≥1080px: roomy sidebar (260px) + main
   - 768-1080px: compact sidebar (220px) + main
   - <768px: sidebar collapses to a horizontal nav at top
   ============================================= */

/* Block-level member-mobile-block is never shown. */
.member-mobile-block { display: none !important; }

/* Compact sidebar for narrow desktop windows */
@media (min-width: 768px) and (max-width: 1080px) {
  .member-shell {
    grid-template-columns: 220px 1fr;
  }
  .member-sidebar {
    padding: 1.5rem 0.9rem 1.25rem;
  }
}

/* Under 768px — stack sidebar on top of main as a horizontal nav */
@media (max-width: 767px) {
  .member-shell {
    display: flex;
    flex-direction: column;
    min-height: auto;
  }
  .member-sidebar {
    position: static;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--border);
    padding: 0.85rem 1rem;
    gap: 0.6rem;
  }
  .member-sidebar-brand {
    border-bottom: 0;
    padding-bottom: 0;
  }
  .member-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.35rem 0.55rem;
  }
  .member-nav-item {
    padding: 0.35rem 0.65rem;
    font-size: 0.82rem;
  }
  .member-sidebar-foot { display: none; }
  .member-main {
    padding: 1.25rem 1rem 3rem;
  }
  .tool-hero-grid,
  .tool-hero-grid.is-fivepack {
    grid-template-columns: 1fr;
  }
  .member-page-title {
    font-size: 1.7rem;
  }
}

/* =============================================
   LEVELS GUIDE — hub index + sub-nav + pager
   ============================================= */

/* Hub: stacked index of sub-pages */
.levels-index {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-top: 1.5rem;
}
.levels-index-card {
  display: grid;
  grid-template-columns: 64px 1fr auto;
  align-items: center;
  gap: 1.25rem;
  padding: 1.5rem 1.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  transition: all .3s var(--ease-out);
  position: relative;
  overflow: hidden;
}
.levels-index-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(212,175,55,0.07), transparent 50%);
  opacity: 0;
  transition: opacity .35s var(--ease-out);
  pointer-events: none;
}
.levels-index-card:hover {
  border-color: rgba(212,175,55,0.32);
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(0,0,0,0.05);
}
.levels-index-card:hover::after { opacity: 1; }
.levels-index-num {
  font-family: var(--mono);
  font-size: 1.55rem;
  font-weight: 600;
  color: var(--gold-dark);
  letter-spacing: 0.04em;
}
.levels-index-meta {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.levels-index-title {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--text);
}
.levels-index-summary {
  font-size: 0.92rem;
  color: var(--text-2);
  line-height: 1.6;
}
.levels-index-cta {
  font-family: var(--mono);
  font-size: 0.84rem;
  color: var(--gold-dark);
  font-weight: 600;
  white-space: nowrap;
  transition: transform .25s var(--ease-out);
}
.levels-index-card:hover .levels-index-cta { transform: translateX(4px); }

/* Sub-nav chip row inside each sub-page */
.levels-subnav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 2.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}
.levels-subnav a {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  padding: 0.4rem 0.85rem;
  border-radius: var(--r-full);
  background: var(--surface);
  color: var(--text-2);
  border: 1px solid var(--border);
  transition: all .2s var(--ease-out);
  white-space: nowrap;
}
.levels-subnav a:hover {
  color: var(--text);
  background: var(--surface-2);
  border-color: var(--border-2);
}
.levels-subnav a.is-here {
  background: rgba(212,175,55,0.10);
  color: var(--gold-dark);
  border-color: rgba(212,175,55,0.35);
  font-weight: 600;
}
.levels-subnav .step {
  opacity: 0.5;
  margin-right: 0.35rem;
}
.levels-subnav a.is-here .step { opacity: 0.85; }

/* Prev/next pager at the bottom of each sub-page */
.levels-pager {
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  gap: 1rem;
  margin-top: 3.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
.levels-pager-link {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.85rem 1.1rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  min-width: 200px;
  transition: all .25s var(--ease-out);
}
.levels-pager-link:hover {
  border-color: rgba(212,175,55,0.32);
  transform: translateY(-1px);
}
.levels-pager-link.is-next { text-align: right; margin-left: auto; }
.levels-pager-eyebrow {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
}
.levels-pager-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}

/* Pull-quotes inside sub-pages */
.levels-pull {
  margin: 1.4rem 0 0;
  padding: 1.1rem 1.3rem;
  border-left: 3px solid var(--gold);
  background: rgba(212,175,55,0.05);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  color: var(--text);
  font-size: 0.97rem;
  font-style: italic;
  line-height: 1.7;
}

/* Annotated example cards (examples.html) */
.levels-example {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 2rem;
  margin-bottom: 1.5rem;
}
.levels-example-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.levels-example-num {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-dark);
}
.levels-example-tag {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  padding: 0.32rem 0.7rem;
  border-radius: var(--r-full);
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-2);
}
.levels-example-tag.react      { color: #1565c0; border-color: rgba(21,101,192,0.25); background: rgba(21,101,192,0.06); }
.levels-example-tag.accelerate { color: var(--green); border-color: rgba(52,168,83,0.25); background: rgba(52,168,83,0.06); }
.levels-example-tag.fail       { color: var(--red); border-color: rgba(234,67,53,0.25); background: rgba(234,67,53,0.06); }
.levels-example-title {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.levels-example-body {
  color: var(--text-2);
  line-height: 1.75;
  font-size: 0.95rem;
}
.levels-example-body p + p { margin-top: 0.8rem; }
.levels-example-body strong { color: var(--text); }

/* Reaction triplet on reading.html */
.levels-reactions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 1.5rem 0 0.5rem;
}
.levels-reaction {
  padding: 1.25rem 1.35rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.levels-reaction-label {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.levels-reaction.react      .levels-reaction-label { color: #1565c0; }
.levels-reaction.accelerate .levels-reaction-label { color: var(--green); }
.levels-reaction.fail       .levels-reaction-label { color: var(--red); }
.levels-reaction-title {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.015em;
}
.levels-reaction-body {
  color: var(--text-2);
  font-size: 0.9rem;
  line-height: 1.65;
}

/* sq tier grid on sq-levels.html */
.sq-tiers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.25rem;
}
.sq-tier {
  padding: 1.25rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
}
.sq-tier-tag {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.5rem;
}
.sq-tier-codes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-bottom: 0.85rem;
}
.sq-tier-codes code {
  font-family: var(--mono);
  font-size: 0.78rem;
  padding: 0.2rem 0.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text);
}
.sq-tier-body {
  color: var(--text-2);
  font-size: 0.9rem;
  line-height: 1.65;
}

/* K table on sq-levels.html */
.sq-k-table {
  margin-top: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
}
.sq-k-row {
  display: grid;
  grid-template-columns: 1fr 80px 80px 80px;
  font-family: var(--mono);
  font-size: 0.85rem;
}
.sq-k-row + .sq-k-row { border-top: 1px solid var(--border); }
.sq-k-row > div { padding: 0.7rem 1rem; }
.sq-k-row.head {
  background: var(--surface);
  color: var(--text-3);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.sq-k-row .session { color: var(--text); }
.sq-k-row .val { color: var(--gold-dark); text-align: right; }

/* Narrower screens within members area (still desktop, but smaller laptops) */
@media (max-width: 1180px) {
  .levels-reactions { grid-template-columns: 1fr; }
  .sq-tiers { grid-template-columns: 1fr; }
  .sq-k-row { grid-template-columns: 1fr 60px 60px 60px; }
}


/* =============================================
   ALGO NB — research page components
   ============================================= */

/* Header pill row */
.algo-pill-row {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 1.1rem;
  flex-wrap: wrap;
}
.algo-pill-research {
  display: inline-flex;
  align-items: center;
  padding: 0.32rem 0.75rem;
  border-radius: var(--r-full);
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-2);
  background: var(--surface);
  border: 1px solid var(--border-2);
}

/* Top NDA / research banner */
.algo-banner {
  position: relative;
  padding: 1.6rem 1.8rem;
  border-left: 3px solid var(--gold);
  background:
    linear-gradient(135deg, rgba(212,175,55,0.10), rgba(212,175,55,0.03)),
    var(--bg);
  border-radius: 0 var(--r-lg) var(--r-lg) 0;
  margin-bottom: 2rem;
  overflow: hidden;
}
.algo-banner::after {
  content: "";
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: 180px;
  background:
    repeating-linear-gradient(45deg, rgba(212,175,55,0.05) 0 1px, transparent 1px 12px);
  pointer-events: none;
  opacity: 0.6;
}
.algo-banner-eyebrow {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.5rem;
}
.algo-banner-title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.85rem;
}
.algo-banner-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem 1.5rem;
}
.algo-banner-list li {
  position: relative;
  padding-left: 1.2rem;
  font-size: 0.92rem;
  color: var(--text-2);
  line-height: 1.55;
}
.algo-banner-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.55rem;
  width: 6px; height: 6px;
  background: var(--gold);
  border-radius: 50%;
}

/* Jumbo headline stats (Thesis, Backtest top strip) */
.algo-thesis {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1.5rem;
  margin: 0.5rem 0 1rem;
}
.algo-thesis-vs {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-3);
  border: 1px solid var(--border-2);
  border-radius: var(--r-full);
  padding: 0.35rem 0.65rem;
}
.algo-stat-jumbo {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.algo-stat-jumbo.is-right { text-align: right; }
.algo-stat-jumbo-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
}
.algo-stat-jumbo-num {
  font-family: var(--mono);
  font-size: clamp(2.4rem, 4.2vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--text);
}
.algo-stat-jumbo.is-hero .algo-stat-jumbo-num {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.algo-stat-jumbo-sub {
  font-size: 0.82rem;
  color: var(--text-3);
  line-height: 1.5;
  max-width: 24ch;
}
.algo-stat-jumbo.is-right .algo-stat-jumbo-sub { margin-left: auto; }

/* SVG horizontal compare bar (under Thesis) */
.algo-compare-bar {
  margin-top: 0.5rem;
}
.algo-compare-row {
  display: grid;
  grid-template-columns: 110px 1fr 70px;
  align-items: center;
  gap: 0.85rem;
  font-family: var(--mono);
  font-size: 0.8rem;
}
.algo-compare-row + .algo-compare-row { margin-top: 0.55rem; }
.algo-compare-label { color: var(--text-3); letter-spacing: 0.08em; text-transform: uppercase; font-size: 0.72rem; }
.algo-compare-track {
  height: 10px;
  background: var(--surface);
  border-radius: var(--r-full);
  overflow: hidden;
  border: 1px solid var(--border);
}
.algo-compare-fill {
  height: 100%;
  background: linear-gradient(90deg, rgba(234,67,53,0.5), var(--red));
  border-radius: var(--r-full);
}
.algo-compare-fill.is-gold {
  background: var(--gold-gradient);
}
.algo-compare-value { color: var(--text); text-align: right; font-weight: 600; }

.algo-thesis-line {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  color: var(--text-2);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* KPI grid + tiles */
.algo-kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.9rem;
  margin-top: 1.4rem;
}
.algo-kpi-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.algo-kpi-grid.cols-5 { grid-template-columns: repeat(5, 1fr); }
.algo-kpi-grid.cols-6 { grid-template-columns: repeat(3, 1fr); }
.algo-kpi {
  padding: 1.1rem 1.15rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  transition: border-color .25s var(--ease-out), transform .25s var(--ease-out);
}
.algo-kpi:hover {
  border-color: rgba(212,175,55,0.3);
  transform: translateY(-2px);
}
.algo-kpi-label {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
}
.algo-kpi-value {
  font-family: var(--mono);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
  line-height: 1.15;
}
.algo-kpi-value.is-pos { color: var(--green); }
.algo-kpi-value.is-neg { color: var(--red); }
.algo-kpi-value.is-gold { color: var(--gold-dark); }
.algo-kpi-sub {
  font-size: 0.74rem;
  color: var(--text-3);
  line-height: 1.4;
}

/* Distribution bars (Evaluation performance) */
.algo-bars {
  margin-top: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.algo-bar {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.4rem;
}
.algo-bar-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--mono);
  font-size: 0.78rem;
}
.algo-bar-label { color: var(--text-2); }
.algo-bar-value { color: var(--text); font-weight: 700; }
.algo-bar-track {
  height: 8px;
  background: var(--surface);
  border-radius: var(--r-full);
  overflow: hidden;
  border: 1px solid var(--border);
}
.algo-bar-fill {
  height: 100%;
  border-radius: var(--r-full);
  transition: width .8s var(--ease-out);
}
.algo-bar-fill.is-green { background: linear-gradient(90deg, rgba(52,168,83,0.55), var(--green)); }
.algo-bar-fill.is-red   { background: linear-gradient(90deg, rgba(234,67,53,0.55), var(--red)); }
.algo-bar-fill.is-gold  { background: var(--gold-gradient); }

.algo-sub-stats {
  margin-top: 1.4rem;
  padding-top: 1.1rem;
  border-top: 1px dashed var(--border-2);
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 0.82rem;
}
.algo-sub-stats span {
  color: var(--text-3);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.7rem;
}
.algo-sub-stats strong {
  display: block;
  color: var(--text);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  margin-top: 0.2rem;
}

/* Inline SVG sizing wrappers */
.algo-equity-svg,
.algo-mc-svg {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 1.25rem;
  background:
    repeating-linear-gradient(0deg, rgba(0,0,0,0.025) 0 1px, transparent 1px 40px),
    repeating-linear-gradient(90deg, rgba(0,0,0,0.025) 0 1px, transparent 1px 60px),
    var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 1.25rem;
}
.algo-equity-svg svg,
.algo-mc-svg svg {
  display: block;
  width: 100%;
  height: auto;
}
.algo-chart-legend {
  margin-top: 0.85rem;
  display: flex;
  gap: 1.25rem;
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--text-3);
  flex-wrap: wrap;
}
.algo-chart-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.algo-chart-legend span::before {
  content: "";
  width: 10px; height: 2px; background: var(--text-3);
}
.algo-chart-legend .is-gold::before { background: var(--gold); }
.algo-chart-legend .is-green::before { background: var(--green); }
.algo-chart-legend .is-red::before { background: var(--red); }

/* How it trades — 3-col mini stat row */
.algo-mech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.4rem;
}
.algo-mech {
  padding: 1.2rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
}
.algo-mech-label {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.4rem;
}
.algo-mech-value {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}
.algo-mech-sub {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--text-3);
  margin-top: 0.35rem;
  line-height: 1.5;
}

.algo-exits {
  margin-top: 1.4rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.algo-exit {
  font-family: var(--mono);
  font-size: 0.78rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--r-full);
  background: var(--bg);
  border: 1px solid var(--border-2);
  color: var(--text);
}
.algo-exit.is-proprietary {
  color: var(--text-3);
  border-style: dashed;
}

/* Sample trades table */
.algo-trade-table {
  margin-top: 1.4rem;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  font-family: var(--mono);
}
.algo-trade-row {
  display: grid;
  grid-template-columns: 72px 70px 70px 110px 110px 90px 1fr;
  font-size: 0.84rem;
  align-items: center;
}
.algo-trade-row + .algo-trade-row { border-top: 1px solid var(--border); }
.algo-trade-row > div { padding: 0.75rem 1rem; }
.algo-trade-row.head {
  background: var(--surface);
  color: var(--text-3);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.algo-trade-pl.is-pos { color: var(--green); font-weight: 700; }
.algo-trade-pl.is-neg { color: var(--red);   font-weight: 700; }
.algo-trade-dir {
  display: inline-block;
  padding: 0.18rem 0.55rem;
  border-radius: var(--r-sm);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}
.algo-trade-dir.long {
  background: rgba(212,175,55,0.12);
  color: var(--gold-dark);
  border: 1px solid rgba(212,175,55,0.3);
}
.algo-trade-dir.short {
  background: var(--surface);
  color: var(--text-2);
  border: 1px solid var(--border-2);
}
.algo-trade-reason { color: var(--text-2); }

/* Backtest header strip */
.algo-bt-strip {
  display: grid;
  grid-template-columns: auto 1px 1fr;
  align-items: center;
  gap: 1.5rem;
  padding: 1.4rem 1.6rem;
  background:
    linear-gradient(135deg, rgba(212,175,55,0.08), rgba(212,175,55,0.02)),
    var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  margin-bottom: 1rem;
}
.algo-bt-strip-divider { background: var(--border); height: 60px; }
.algo-bt-strip-meta {
  display: flex;
  gap: 2rem;
  font-family: var(--mono);
  font-size: 0.82rem;
  flex-wrap: wrap;
}
.algo-bt-strip-meta span { color: var(--text-3); letter-spacing: 0.08em; text-transform: uppercase; font-size: 0.68rem; }
.algo-bt-strip-meta strong {
  display: block;
  color: var(--text);
  font-size: 1.05rem;
  font-weight: 700;
  margin-top: 0.15rem;
  letter-spacing: -0.005em;
}

/* Strategy Analyzer table — All / Long / Short */
.algo-perf-table {
  margin-top: 1.4rem;
  width: 100%;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 0.84rem;
}
.algo-perf-table thead th {
  text-align: right;
  padding: 0.75rem 1rem;
  background: var(--surface);
  color: var(--text-3);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
}
.algo-perf-table thead th:first-child { text-align: left; }
.algo-perf-table tbody td {
  padding: 0.55rem 1rem;
  text-align: right;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}
.algo-perf-table tbody td:first-child {
  text-align: left;
  color: var(--text-2);
  font-family: var(--font);
  font-size: 0.88rem;
}
.algo-perf-table tbody tr:last-child td { border-bottom: 0; }
.algo-perf-table tbody tr.is-section td {
  background: var(--surface);
  color: var(--gold-dark);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding-top: 0.65rem;
  padding-bottom: 0.65rem;
}
.algo-perf-table tbody tr.is-highlight td {
  background: rgba(212,175,55,0.05);
  font-weight: 700;
}
.algo-perf-pos { color: var(--green); }
.algo-perf-neg { color: var(--red); }

/* Formula blocks */
.algo-formulas {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  margin-top: 1.4rem;
}
.algo-formula {
  position: relative;
  padding: 1.4rem 1.6rem 1.5rem;
  background:
    linear-gradient(135deg, var(--surface), var(--bg));
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
}
.algo-formula::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: var(--gold);
}
.algo-formula-eyebrow {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.75rem;
}
.algo-formula-eq {
  font-family: var(--mono);
  font-size: 1.35rem;
  font-style: italic;
  color: var(--text);
  letter-spacing: 0.01em;
  line-height: 1.4;
  margin-bottom: 0.6rem;
  overflow-x: auto;
}
.algo-formula-eq sub, .algo-formula-eq sup {
  font-style: normal;
  font-size: 0.7em;
}
.algo-formula-eq em {
  color: var(--gold-dark);
  font-style: italic;
}
.algo-formula-where {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--text-3);
  line-height: 1.6;
}
.algo-formula-where b {
  color: var(--text-2);
  font-weight: 600;
  font-style: italic;
}

/* EV breakdown rows */
.algo-ev-table {
  margin-top: 1.4rem;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  font-family: var(--mono);
}
.algo-ev-row {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  font-size: 0.88rem;
}
.algo-ev-row + .algo-ev-row { border-top: 1px solid var(--border); }
.algo-ev-row > div { padding: 0.8rem 1.25rem; }
.algo-ev-row > div:first-child { color: var(--text-2); font-family: var(--font); font-size: 0.92rem; }
.algo-ev-row > div:last-child { color: var(--text); font-weight: 600; text-align: right; }
.algo-ev-row.is-highlight {
  background:
    linear-gradient(135deg, rgba(212,175,55,0.12), rgba(212,175,55,0.04));
}
.algo-ev-row.is-highlight > div:first-child { color: var(--text); font-weight: 600; }
.algo-ev-row.is-highlight > div:last-child {
  color: var(--gold-dark);
  font-size: 1.15rem;
  font-weight: 800;
}

/* Risk callout grid */
.algo-risk-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.4rem;
}
.algo-risk {
  padding: 1.4rem 1.3rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-top: 3px solid var(--gold);
  border-radius: 0 0 var(--r-md) var(--r-md);
}
.algo-risk-label {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 0.4rem;
}
.algo-risk-value {
  font-family: var(--mono);
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
  margin-bottom: 0.45rem;
}
.algo-risk-body {
  color: var(--text-2);
  font-size: 0.85rem;
  line-height: 1.55;
}

.algo-rules {
  margin-top: 1.4rem;
  padding: 1.2rem 1.4rem;
  border: 1px dashed var(--border-2);
  border-radius: var(--r-md);
  font-size: 0.92rem;
  color: var(--text-2);
  line-height: 1.7;
}
.algo-rules strong { color: var(--text); font-weight: 700; }

/* Roadmap stepper */
.algo-roadmap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.4rem;
}
.algo-roadmap-step {
  position: relative;
  padding: 1.5rem 1.4rem 1.5rem 1.4rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.algo-roadmap-step.is-current {
  border-color: rgba(212,175,55,0.4);
  background:
    linear-gradient(135deg, rgba(212,175,55,0.08), rgba(212,175,55,0.02)),
    var(--bg);
}
.algo-roadmap-num {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--gold-dark);
  font-weight: 700;
}
.algo-roadmap-title {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin-top: 0.2rem;
}
.algo-roadmap-body {
  color: var(--text-2);
  font-size: 0.88rem;
  line-height: 1.6;
}
.algo-roadmap-tag {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-top: auto;
  padding-top: 0.7rem;
  border-top: 1px solid var(--border);
}
.algo-roadmap-step.is-current .algo-roadmap-tag { color: var(--gold-dark); }

.algo-roadmap-note {
  margin-top: 1.25rem;
  font-size: 0.88rem;
  color: var(--text-3);
  font-style: italic;
  text-align: center;
}

/* Footer confidentiality strip */
.algo-foot {
  margin-top: 2rem;
  padding: 1.1rem 1.3rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--text-3);
  letter-spacing: 0.04em;
  text-align: center;
  line-height: 1.7;
}

/* Section spacing rhythm for the algo page */
.algo-section { margin-top: 1.25rem; }
.algo-section-head {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.5rem;
}

/* Dashboard tile — RESEARCH variant */
.member-tile-tag {
  position: absolute;
  top: 1rem; right: 1rem;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.28rem 0.55rem;
  border-radius: var(--r-full);
  background: rgba(212,175,55,0.12);
  color: var(--gold-dark);
  border: 1px solid rgba(212,175,55,0.28);
  z-index: 1;
}

/* Narrower laptops */
@media (max-width: 1180px) {
  .algo-kpi-grid.cols-4,
  .algo-kpi-grid.cols-5,
  .algo-kpi-grid.cols-6 { grid-template-columns: repeat(2, 1fr); }
  .algo-mech-grid,
  .algo-risk-grid,
  .algo-roadmap { grid-template-columns: 1fr; }
  .algo-banner-list { grid-template-columns: 1fr; }
  .algo-thesis { grid-template-columns: 1fr; text-align: center; }
  .algo-thesis-vs { justify-self: center; }
  .algo-stat-jumbo.is-right { text-align: center; }
  .algo-stat-jumbo.is-right .algo-stat-jumbo-sub { margin-left: 0; }
  .algo-trade-row {
    grid-template-columns: 64px 56px 64px 1fr 1fr 80px 1fr;
    font-size: 0.78rem;
  }
}

/* =============================================
   DASHBOARD — hero tool tiles with animated SVG previews
   ============================================= */

.tool-hero-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 1.5rem;
}
.tool-hero {
  position: relative;
  display: grid;
  grid-template-rows: 220px auto;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transform-style: preserve-3d;
  transition:
    transform .5s var(--ease-out),
    border-color .35s var(--ease-out),
    box-shadow .5s var(--ease-out);
}
.tool-hero:hover {
  border-color: rgba(212,175,55,0.4);
  transform: perspective(900px) rotateX(1.4deg) rotateY(-1.4deg) translateY(-6px);
  box-shadow:
    0 22px 48px rgba(0,0,0,0.08),
    0 6px 14px rgba(212,175,55,0.10);
}
.tool-hero-preview {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(212,175,55,0.12), rgba(212,175,55,0.02) 60%),
    var(--surface);
  border-bottom: 1px solid var(--border);
}
.tool-hero-preview::before {
  /* ambient gold glow that breathes */
  content: "";
  position: absolute;
  inset: -10%;
  background: radial-gradient(circle at 30% 40%, rgba(212,175,55,0.22), transparent 55%);
  opacity: 0.55;
  animation: ambientGlow 9s ease-in-out infinite;
  pointer-events: none;
}
.tool-hero-preview::after {
  /* diagonal gold sweep on hover */
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  left: -60%;
  width: 50%;
  background: linear-gradient(110deg, transparent 0%, rgba(255,255,255,0.55) 50%, transparent 100%);
  transform: skewX(-18deg);
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s var(--ease-out);
}
.tool-hero:hover .tool-hero-preview::after {
  opacity: 1;
  animation: gldSweep 1.1s var(--ease-out);
}
.tool-hero-preview svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}
.tool-hero-body {
  padding: 1.4rem 1.55rem 1.55rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.tool-hero-eyebrow {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-dark);
}
.tool-hero-title {
  font-size: 1.18rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}
.tool-hero-desc {
  color: var(--text-2);
  font-size: 0.9rem;
  line-height: 1.6;
  flex: 1 1 auto;
}
.tool-hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.55rem;
  color: var(--gold-dark);
  font-weight: 600;
  font-size: 0.88rem;
  font-family: var(--mono);
  letter-spacing: 0.02em;
  transition: gap .25s var(--ease-out), color .25s;
}
.tool-hero:hover .tool-hero-cta { gap: 0.8rem; color: var(--gold); }

/* "Live" pill that sits in the preview corner */
.tool-hero-flag {
  position: absolute;
  top: 0.9rem;
  left: 0.9rem;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.65rem 0.3rem 0.55rem;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(212,175,55,0.3);
  border-radius: var(--r-full);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-dark);
  font-weight: 700;
}
.tool-hero-flag::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 3px rgba(212,175,55,0.20);
  animation: pulse 1.6s ease-in-out infinite;
}
.tool-hero-flag.is-new {
  color: #1565c0;
  border-color: rgba(21,101,192,0.3);
}
.tool-hero-flag.is-new::before {
  background: #1565c0;
  box-shadow: 0 0 0 3px rgba(21,101,192,0.18);
}

/* Secondary tiles row below the hero grid (Education + Algo NB) */
.tool-sub-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 1.25rem;
}

/* "Includes Levels" pill variant on the Education tile (reuses .member-tile-tag) */
.member-tile-tag.is-info {
  background: rgba(21,101,192,0.08);
  color: #1565c0;
  border-color: rgba(21,101,192,0.25);
}

/* =============================================
   PREVIEW #1 — Vol Surface (rotating wireframe)
   ============================================= */

.preview-volsurface .vs-mesh {
  transform-origin: 50% 58%;
  animation: surfaceRotate 18s linear infinite;
  transform-box: fill-box;
}
/* 3D surface facets — fill is set per-quad inline (height shading) */
.preview-volsurface .vs-quad {
  stroke: rgba(212,175,55,0.18);
  stroke-width: 0.5;
  stroke-linejoin: round;
}
/* gold wireframe over the surface */
.preview-volsurface .vs-edge {
  fill: none;
  stroke: var(--gold);
  stroke-width: 0.7;
  opacity: 0.5;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}

/* =============================================
   PREVIEW #2 — Strike Profile (realistic net GEX)
   Vertical bars: green calls up / red puts down off
   a horizontal zero line; SPOT and γ-FLIP markers.
   ============================================= */

.preview-strikeprofile .sp-zero {
  stroke: rgba(0,0,0,0.22);
  stroke-width: 1;
}
.preview-strikeprofile .sp-bar.is-call { fill: #00D26A; opacity: 0.88; }
.preview-strikeprofile .sp-bar.is-put  { fill: #E84A3E; opacity: 0.88; }
.preview-strikeprofile .sp-spot {
  stroke: #1a1a1a;
  stroke-width: 1.2;
  opacity: 0.55;
}
.preview-strikeprofile .sp-flip {
  stroke: #B8902D;
  stroke-width: 1.2;
  stroke-dasharray: 4 4;
  opacity: 0.85;
}
.preview-strikeprofile .sp-spot-label,
.preview-strikeprofile .sp-flip-label {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  fill: #1a1a1a;
  opacity: 0.6;
  font-weight: 700;
}
.preview-strikeprofile .sp-flip-label { fill: #8a6817; opacity: 0.95; }

/* =============================================
   PREVIEW #3 — Dealer Pressure Heat Flow
   Realistic charm heatmap on a dark panel with
   diverging cold/hot cells + a bright NOW crosshair.
   ============================================= */

.preview-heatflow .tool-hero-preview {
  background: #050510;
  border-bottom-color: rgba(255,255,255,0.05);
}
/* kill the warm gold ambient haze on this dark tile */
.preview-heatflow .tool-hero-preview::before { display: none; }
.preview-heatflow .hf-cell { stroke: none; }
.preview-heatflow .hf-wall {
  stroke-width: 0.9;
  stroke-dasharray: 4 3;
  opacity: 0.55;
}
.preview-heatflow .hf-wall.is-call { stroke: #00D26A; }
.preview-heatflow .hf-wall.is-put  { stroke: #E84A3E; }
.preview-heatflow .hf-spot-line,
.preview-heatflow .hf-now-line {
  stroke: #f4f2ea;
  stroke-width: 1.5;
  opacity: 0.95;
}
.preview-heatflow .hf-now-dot {
  fill: #fff4c2;
  stroke: #ffffff;
  stroke-width: 1.2;
}
.preview-heatflow .hf-now-label {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.22em;
  fill: #fff4c2;
  text-transform: uppercase;
  font-weight: 700;
}

/* =============================================
   Signature keyframes
   ============================================= */

@keyframes surfaceRotate {
  0%   { transform: rotateZ(0deg)   scale(1.02); }
  50%  { transform: rotateZ(2deg)   scale(1.05); }
  100% { transform: rotateZ(0deg)   scale(1.02); }
}
@keyframes ambientGlow {
  0%, 100% { opacity: 0.45; transform: translate(0, 0); }
  50%      { opacity: 0.8;  transform: translate(8%, -4%); }
}
@keyframes gldSweep {
  0%   { left: -60%; }
  100% { left: 120%; }
}

/* =============================================
   Scroll-reveal — IntersectionObserver-driven
   ============================================= */

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity .65s cubic-bezier(0.16,1,0.3,1),
    transform .65s cubic-bezier(0.16,1,0.3,1);
  will-change: opacity, transform;
}
[data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* =============================================
   Reduced motion — honor user preference
   ============================================= */

@media (prefers-reduced-motion: reduce) {
  .tool-hero,
  .tool-hero-preview::before,
  .tool-hero-preview::after,
  .preview-volsurface .vs-mesh,
  .tool-hero-flag::before,
  .dash-caret,
  .tool-hero.preview-volsurface.is-in .tool-hero-preview,
  .preview-strikeprofile.is-in .sp-bars-up,
  .preview-strikeprofile.is-in .sp-bars-down,
  .preview-heatflow.is-in .hf-cells,
  .tool-hero-preview svg,
  .preview-education.is-in .edu-level,
  .edu-ring,
  .preview-algo.is-in .algo-path,
  .preview-algo.is-in .algo-mean,
  .dash-stage.is-in .dash-stage-screen,
  .dash-play-btn::before {
    animation: none !important;
    transition: none !important;
  }
  /* show resting states instantly */
  body[data-page="dashboard"] .tool-hero.preview-volsurface .tool-hero-preview { clip-path: none !important; }
  body[data-page="dashboard"] .preview-strikeprofile .sp-bars-up,
  body[data-page="dashboard"] .preview-strikeprofile .sp-bars-down { transform: none !important; }
  body[data-page="dashboard"] .preview-heatflow .hf-cells { filter: none !important; opacity: 1 !important; }
  body[data-page="dashboard"] .edu-level,
  body[data-page="dashboard"] .algo-path,
  body[data-page="dashboard"] .algo-mean { stroke-dashoffset: 0 !important; }
  .dash-stage-screen { clip-path: none !important; }
  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* =============================================
   Narrower viewports — collapse hero grid
   ============================================= */

@media (max-width: 1180px) {
  .tool-hero-grid { grid-template-columns: 1fr; }
  .tool-hero { grid-template-rows: 180px auto; }
  .tool-sub-grid { grid-template-columns: 1fr; }
}

/* =============================================
   DASHBOARD v2 — per-section signature motion,
   richer tiles, and the cinematic video stage.
   Shared-class rules are scoped to the dashboard
   page so /education and the guides are untouched.
   ============================================= */

/* ---- Header: terminal caret + underline that draws in ---- */
body[data-page="dashboard"] .dash-caret {
  display: inline-block;
  width: 7px;
  height: 0.95em;
  margin-left: 1px;
  transform: translateY(2px);
  background: var(--gold);
  animation: dashCaretBlink 1.1s steps(1) infinite;
}
@keyframes dashCaretBlink {
  0%, 50%      { opacity: 1; }
  50.01%, 100% { opacity: 0; }
}
/* ---- Tool tiles: a distinct entrance per tool + soft SVG parallax ---- */
body[data-page="dashboard"] .tool-hero-preview svg { transition: transform .6s var(--ease-out); }
body[data-page="dashboard"] .tool-hero:hover .tool-hero-preview svg { transform: scale(1.05); }

/* Vol Surface — mesh unfolds upward */
body[data-page="dashboard"] .tool-hero.preview-volsurface.is-in .tool-hero-preview { animation: dashRevealUp 1s var(--ease-out) both; }
@keyframes dashRevealUp {
  0%   { clip-path: inset(100% 0 0 0); }
  100% { clip-path: inset(0 0 0 0); }
}

/* Strike Profile — call bars grow up & put bars grow down from the zero line */
body[data-page="dashboard"] .preview-strikeprofile .sp-bars-up   { transform-box: fill-box; transform-origin: 50% 100%; }
body[data-page="dashboard"] .preview-strikeprofile .sp-bars-down { transform-box: fill-box; transform-origin: 50% 0%; }
body[data-page="dashboard"] .preview-strikeprofile.is-in .sp-bars-up,
body[data-page="dashboard"] .preview-strikeprofile.is-in .sp-bars-down { animation: dashBarsGrow .85s var(--ease-out) both; }
@keyframes dashBarsGrow {
  0%   { transform: scaleY(0); }
  100% { transform: scaleY(1); }
}

/* Dealer Flow — heatmap cells ignite (brightness flash) on reveal */
body[data-page="dashboard"] .preview-heatflow.is-in .hf-cells { animation: dashLanesIgnite 1.1s ease-out both; }
@keyframes dashLanesIgnite {
  0%   { filter: brightness(1.6) saturate(1.25); opacity: 0.4; }
  100% { filter: brightness(1)   saturate(1);    opacity: 1; }
}

/* ---- Education emblem: play glyph over "level" lines ---- */
body[data-page="dashboard"] .edu-level {
  fill: none;
  stroke: var(--gold-dark);
  stroke-width: 3;
  stroke-linecap: round;
  opacity: 0.5;
}
body[data-page="dashboard"] .edu-level.is-strong { stroke: var(--gold); stroke-width: 3.5; opacity: 1; }
body[data-page="dashboard"] .preview-education .edu-level { stroke-dasharray: 220; stroke-dashoffset: 220; }
body[data-page="dashboard"] .preview-education.is-in .edu-level { animation: dashEduDraw .8s var(--ease-out) both; }
body[data-page="dashboard"] .preview-education.is-in .edu-level:nth-child(2) { animation-delay: .08s; }
body[data-page="dashboard"] .preview-education.is-in .edu-level:nth-child(3) { animation-delay: .16s; }
body[data-page="dashboard"] .preview-education.is-in .edu-level:nth-child(4) { animation-delay: .24s; }
body[data-page="dashboard"] .preview-education.is-in .edu-level:nth-child(5) { animation-delay: .32s; }
@keyframes dashEduDraw { to { stroke-dashoffset: 0; } }
body[data-page="dashboard"] .edu-disc { fill: rgba(212,175,55,0.20); stroke: var(--gold); stroke-width: 1.25; }
body[data-page="dashboard"] .edu-tri  { fill: var(--gold); }
body[data-page="dashboard"] .edu-ring {
  fill: none;
  stroke: var(--gold);
  stroke-width: 1.2;
  transform-box: fill-box;
  transform-origin: center;
  animation: dashPlayRing 2.6s ease-out infinite;
}

/* ---- ALGO emblem: Monte-Carlo equity fan ---- */
body[data-page="dashboard"] .algo-grid line { stroke: rgba(0,0,0,0.06); stroke-width: 1; }
body[data-page="dashboard"] .algo-grid .algo-axis { stroke: rgba(0,0,0,0.12); }
body[data-page="dashboard"] .algo-path {
  fill: none;
  stroke: var(--gold);
  stroke-width: 1.1;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.16;
  stroke-dasharray: 600;
  stroke-dashoffset: 600;
}
body[data-page="dashboard"] .algo-mean {
  fill: none;
  stroke: var(--gold);
  stroke-width: 2.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.95;
  filter: drop-shadow(0 0 3px rgba(212,175,55,0.5));
  stroke-dasharray: 600;
  stroke-dashoffset: 600;
}
body[data-page="dashboard"] .preview-algo.is-in .algo-path { animation: dashAlgoPaths 1.1s var(--ease-out) both; }
body[data-page="dashboard"] .preview-algo.is-in .algo-mean { animation: dashAlgoPaths 1.2s var(--ease-out) .2s both, dashAlgoShimmer 3.4s ease-in-out 1.6s infinite; }
@keyframes dashAlgoPaths { to { stroke-dashoffset: 0; } }
@keyframes dashAlgoShimmer {
  0%, 100% { opacity: 0.95; }
  50%      { opacity: 0.55; }
}

/* =============================================
   VIDEO STAGE — dark cinematic band + magnetic
   play button that follows the cursor (JS-driven)
   ============================================= */
.dash-stage {
  /* Transparent layout wrapper — title sits naked on the page, only the
     screen itself is dark. No border, no bg, no padding, no shadow. */
  margin-top: 2.75rem;
  background: transparent;
  /* break out of the 1080 content column — extend rightward with the SAME gutter as the
     left padding so it looks symmetric (left pad = right pad = clamp(2rem,5vw,4rem)) */
  width: calc(100vw - 260px - clamp(2rem, 5vw, 4rem) - clamp(2rem, 5vw, 4rem));
  max-width: none;
}
.dash-stage-eyebrow {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold-dark);
}
.dash-stage-title {
  margin: 0 0 1.5rem;
  color: var(--text);
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.1;
}
.dash-stage-title .accent { color: var(--gold); }
.dash-stage-lede {
  color: rgba(244,242,234,0.6);
  font-size: 0.92rem;
  line-height: 1.6;
  max-width: 560px;
  margin-bottom: 1.4rem;
}
.dash-stage-screen {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--r-md);
  overflow: hidden;
  background: #050506;
  border: 1px solid rgba(0,0,0,0.08);
  /* Outer drop-shadow so the dark screen now floats on the white page —
     replaces the lift that used to come from the deleted dark wrapper. */
  box-shadow:
    0 30px 80px rgba(0,0,0,0.22),
    0 8px 24px rgba(0,0,0,0.12),
    inset 0 0 120px rgba(0,0,0,0.6);
}
@media (hover: hover) { .dash-stage-screen { cursor: none; } }
.dash-stage-video {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  background: #050506;
}
.dash-stage-poster {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.9rem;
  text-align: center;
  /* Pure black preview — no poster image. Play button reads cleanly on top;
     clicking starts the video (poster fades out, real <video> takes over). */
  background: #050506;
  transition: opacity .5s ease, visibility .5s;
}
.dash-stage-poster.is-hidden { opacity: 0; visibility: hidden; }
.dash-stage-poster-mark {
  width: 56px; height: 56px;
  border-radius: 15px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(212,175,55,0.16), rgba(212,175,55,0.04));
  border: 1px solid rgba(212,175,55,0.35);
  color: var(--gold);
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.04em;
}
.dash-stage-poster-tag {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(244,242,234,0.55);
}
/* cursor-tracked spotlight */
.dash-stage-glow {
  position: absolute;
  left: var(--mx, 50%);
  top: var(--my, 50%);
  width: 520px; height: 520px;
  transform: translate(-50%, -50%);
  pointer-events: none;
  opacity: 0;
  mix-blend-mode: screen;
  background: radial-gradient(circle, rgba(212,175,55,0.18), rgba(212,175,55,0.05) 40%, transparent 62%);
  transition: opacity .4s ease;
}
.dash-stage-screen:hover .dash-stage-glow { opacity: 1; }
.dash-stage-screen.is-playing .dash-play-btn,
.dash-stage-screen.is-playing .dash-stage-glow { display: none; }
@media (hover: hover) { .dash-stage-screen.is-playing { cursor: auto; } }
/* magnetic play button (transform driven by JS) */
.dash-play-btn {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(1);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.5rem;
  border-radius: var(--r-full);
  background: #ffffff;
  color: #0a0a0c;
  font-weight: 700;
  font-size: 0.92rem;
  white-space: nowrap;
  pointer-events: none;
  z-index: 5;
  box-shadow: 0 16px 46px rgba(0,0,0,0.45), 0 0 0 6px rgba(255,255,255,0.06);
}
.dash-play-btn svg { display: block; }
.dash-play-btn::before {
  content: "";
  position: absolute;
  inset: -8px;
  border-radius: inherit;
  border: 1px solid rgba(255,255,255,0.4);
  opacity: 0;
  animation: dashPlayRing 2.4s ease-out infinite;
}
@keyframes dashPlayRing {
  0%   { transform: scale(0.92); opacity: 0.55; }
  100% { transform: scale(1.5);  opacity: 0; }
}
.dash-stage.is-in .dash-stage-screen { animation: dashStagePower 1.1s var(--ease-out) both; }
@keyframes dashStagePower {
  0%   { clip-path: inset(46% 0 46% 0); opacity: 0; }
  55%  { opacity: 1; }
  100% { clip-path: inset(0 0 0 0); opacity: 1; }
}

@media (max-width: 1180px) {
  /* keep the stage inside the column on narrower viewports */
  .dash-stage { margin-top: 2rem; width: 100%; }
}

/* =============================================
   VOL SURFACE GUIDE — chapter pages
   ============================================= */

/* Cross-page banner that points members from the tool page
   back to the reader's guide. Sits at the very top, under the
   page header. Two states: active (links to guide), pending. */
.vs-guide-banner {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 1.5rem;
  padding: 1.1rem 1.4rem;
  border: 1px solid var(--gold-glow);
  background: linear-gradient(135deg, rgba(212,175,55,0.05), rgba(212,175,55,0.01));
  border-radius: var(--r-md);
  margin-bottom: 1.25rem;
}
.vs-guide-banner-eyebrow {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.35rem;
}
.vs-guide-banner-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
}
.vs-guide-banner-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.1rem;
  background: var(--primary);
  color: #fff;
  border-radius: var(--r-md);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: transform .25s var(--ease-out), box-shadow .25s var(--ease-out);
}
.vs-guide-banner-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(0,0,0,0.14);
}
.vs-guide-banner.is-pending {
  opacity: 0.85;
}
.vs-guide-banner.is-pending .vs-guide-banner-cta {
  background: var(--surface-2);
  color: var(--text-3);
  cursor: not-allowed;
  pointer-events: none;
}

/* Coming-soon variants of the chapter-index cards on the
   education hub (Strike Profile & Dealer Flow guides). */
.levels-index-card.is-soon {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}
.levels-index-card.is-soon::after { display: none; }
.levels-index-soon-pill {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-3);
  background: var(--surface-2);
  padding: 0.18rem 0.55rem;
  border-radius: var(--r-full);
  margin-top: 0.55rem;
}

/* Figure wrapper for inline SVG illustrations in chapter pages.
   Sits between .member-card blocks. */
.vs-guide-fig {
  margin: 1.4rem 0;
  padding: 1.4rem 1.2rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
}
.vs-guide-fig-frame {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
}
.vs-guide-fig-caption {
  font-size: 0.82rem;
  color: var(--text-2);
  text-align: center;
  margin-top: 0.9rem;
  font-style: italic;
  line-height: 1.55;
}
.vs-guide-fig-caption strong { color: var(--text); font-style: normal; }

/* Inferno colormap legend used on chapter 02. */
.vs-inferno-legend {
  display: flex;
  align-items: stretch;
  gap: 1rem;
  margin: 0 auto;
  max-width: 360px;
}
.vs-inferno-bar {
  width: 38px;
  border-radius: var(--r-sm);
  background: linear-gradient(
    to top,
    #000004 0%,
    #1b0c41 10%,
    #4a0c6b 22%,
    #781c6d 34%,
    #a52c60 46%,
    #cf4446 58%,
    #ed6925 70%,
    #fb9b06 80%,
    #f7d13d 90%,
    #fcffa4 100%
  );
  position: relative;
  overflow: hidden;
}
.vs-inferno-bar::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, transparent 0%, rgba(255,255,255,0.18) 50%, transparent 100%);
  animation: vsGradientShimmer 4.5s ease-in-out infinite;
}
.vs-inferno-ticks {
  display: flex;
  flex-direction: column-reverse;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--text-2);
  letter-spacing: 0.06em;
  padding: 4px 0;
}

/* AM Bias card replica — chapter 04. */
.vs-guide-bias-card {
  background: #0a0a0a;
  color: #f3f3f3;
  border-radius: var(--r-md);
  padding: 1.4rem 1.5rem;
  font-family: var(--mono);
  max-width: 460px;
  margin: 0 auto;
  box-shadow: 0 12px 36px rgba(0,0,0,0.25);
}
.vs-guide-bias-eyebrow {
  font-size: 0.62rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 0.45rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.vs-guide-bias-eyebrow::before {
  content: '';
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--gold-light);
  box-shadow: 0 0 6px var(--gold-light);
}
.vs-guide-bias-headline {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 0.25rem;
  color: #fff;
}
.vs-guide-bias-sub {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.55);
  margin-bottom: 1.25rem;
}
.vs-guide-bias-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
  margin-bottom: 0.85rem;
}
.vs-guide-bias-row.is-single { grid-template-columns: 1fr; }
.vs-guide-bias-cell {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  padding: 0.7rem 0.85rem;
  border-radius: var(--r-sm);
}
.vs-guide-bias-cell-label {
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 0.35rem;
}
.vs-guide-bias-cell-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
}
.vs-guide-bias-cell-value.is-bull { color: #5cd684; }
.vs-guide-bias-cell-value.is-bear { color: #ef6253; }
.vs-guide-bias-cell-value.is-neutral { color: #f4d062; }
.vs-guide-bias-cell-meta {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.45);
  margin-top: 0.25rem;
}

/* Walls schematic — chapter 04. */
.vs-walls {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 480px;
  margin: 0 auto;
  font-family: var(--mono);
}
.vs-wall-row {
  display: grid;
  grid-template-columns: 90px 1fr 90px;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.78rem;
}
.vs-wall-bar {
  height: 22px;
  border-radius: var(--r-sm);
  position: relative;
}
.vs-wall-bar.is-call {
  background: linear-gradient(90deg, rgba(234,67,53,0.15), rgba(234,67,53,0.6));
}
.vs-wall-bar.is-put {
  background: linear-gradient(90deg, rgba(52,168,83,0.6), rgba(52,168,83,0.15));
}
.vs-wall-bar.is-spot {
  background: var(--gold);
  height: 4px;
  border-radius: var(--r-full);
  box-shadow: 0 0 14px var(--gold-glow);
}
.vs-wall-tag {
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-2);
}
.vs-wall-strike {
  text-align: right;
  color: var(--text);
  font-weight: 600;
}

/* Cheat-sheet table — chapter 07. */
.vs-cheatsheet {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.92rem;
  margin: 0;
}
.vs-cheatsheet thead th {
  text-align: left;
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  padding: 0.6rem 0.9rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.vs-cheatsheet td {
  padding: 0.85rem 0.9rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
  line-height: 1.55;
}
.vs-cheatsheet tr:last-child td { border-bottom: none; }
.vs-cheatsheet tr.is-go    { background: rgba(52,168,83,0.04); }
.vs-cheatsheet tr.is-warn  { background: rgba(244,208,98,0.05); }
.vs-cheatsheet tr.is-stop  { background: rgba(234,67,53,0.04); }
.vs-cheatsheet tr.is-go td:first-child   { border-left: 3px solid var(--green); }
.vs-cheatsheet tr.is-warn td:first-child { border-left: 3px solid #d6a93b; }
.vs-cheatsheet tr.is-stop td:first-child { border-left: 3px solid var(--red); }
.vs-cheatsheet td:first-child {
  font-weight: 600;
  color: var(--text);
  width: 40%;
}
.vs-cheatsheet td:last-child {
  color: var(--text-2);
}

/* Replay chip mockups — chapter 03. */
.vs-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  justify-content: center;
  margin: 0.5rem 0;
}
.vs-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.85rem;
  border-radius: var(--r-full);
  background: var(--surface);
  border: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--text-2);
}
.vs-chip-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--text-3);
}
.vs-chip.is-live .vs-chip-dot {
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(52,168,83,0.5);
  animation: vsLiveDot 1.8s ease-out infinite;
}
.vs-chip.is-closed .vs-chip-dot { background: #d6a93b; }
.vs-chip.is-snapshot .vs-chip-dot { background: var(--text-3); }

/* Flowchart container — chapter 06. */
.vs-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.6rem;
  align-items: stretch;
}
.vs-flow-step {
  padding: 0.85rem 0.8rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.vs-flow-num {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  color: var(--gold-dark);
  text-transform: uppercase;
}
.vs-flow-title {
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text);
  line-height: 1.3;
}
.vs-flow-meta {
  font-size: 0.76rem;
  color: var(--text-2);
  line-height: 1.5;
}

/* Day-rhythm timeline — chapter 07. */
.vs-timeline {
  position: relative;
  height: 88px;
  border-radius: var(--r-md);
  background: var(--surface);
  border: 1px solid var(--border);
  overflow: hidden;
  margin: 0.5rem 0;
}
.vs-timeline-axis {
  position: absolute;
  inset: auto 0 0 0;
  height: 22px;
  display: flex;
  justify-content: space-between;
  padding: 0 0.9rem;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  color: var(--text-3);
  align-items: center;
  border-top: 1px solid var(--border);
}
.vs-timeline-regime {
  position: absolute;
  top: 0;
  bottom: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-2);
}
.vs-timeline-regime.is-vanna  { left: 0%;    width: 15%;  background: rgba(66,133,244,0.10);  color: #2b62c0; }
.vs-timeline-regime.is-gamma  { left: 15%;   width: 70%;  background: rgba(212,175,55,0.08); color: var(--gold-dark); }
.vs-timeline-regime.is-charm  { left: 85%;   width: 15%;  background: rgba(234,67,53,0.10);  color: #b8392f; }
.vs-timeline-sweep {
  position: absolute;
  top: 0;
  bottom: 22px;
  width: 22%;
  background: linear-gradient(90deg, transparent, rgba(212,175,55,0.25), transparent);
  pointer-events: none;
  animation: vsRegimeSweep 14s linear infinite;
}

/* RR25 mini-smile pair — chapter 06. */
.vs-rr25 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}
.vs-rr25-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 0.9rem;
  text-align: center;
}
.vs-rr25-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-top: 0.55rem;
}
.vs-rr25-tile.is-down .vs-rr25-label { color: #b8392f; }
.vs-rr25-tile.is-up   .vs-rr25-label { color: #2b62c0; }

/* Pin candidates table — chapter 05. */
.vs-pins {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-family: var(--mono);
  font-size: 0.8rem;
}
.vs-pins th {
  text-align: left;
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  padding: 0.5rem 0.7rem;
  border-bottom: 1px solid var(--border);
}
.vs-pins td {
  padding: 0.55rem 0.7rem;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}
.vs-pins tr:last-child td { border-bottom: none; }
.vs-pins-bar {
  position: relative;
  height: 8px;
  border-radius: var(--r-full);
  background: var(--surface-2);
  overflow: hidden;
}
.vs-pins-bar-fill {
  position: absolute;
  inset: 0 auto 0 0;
  background: var(--gold-gradient);
  border-radius: var(--r-full);
  transform-origin: left center;
  animation: vsPinBarPulse 4.2s ease-in-out infinite;
}

/* Forecast band chart — chapter 05. */
.vs-forecast {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  max-width: 460px;
  margin: 0 auto;
}
.vs-forecast-row {
  display: grid;
  grid-template-columns: 90px 1fr 60px;
  align-items: center;
  gap: 0.7rem;
}
.vs-forecast-bar {
  height: 14px;
  border-radius: var(--r-sm);
  background: var(--surface);
  border: 1px solid var(--border);
  position: relative;
}
.vs-forecast-bar.is-calm     { background: linear-gradient(90deg, rgba(52,168,83,0.10), rgba(52,168,83,0.25)); }
.vs-forecast-bar.is-normal   { background: linear-gradient(90deg, rgba(66,133,244,0.10), rgba(66,133,244,0.25)); }
.vs-forecast-bar.is-stressed { background: linear-gradient(90deg, rgba(244,208,98,0.18), rgba(244,208,98,0.45)); }
.vs-forecast-bar.is-explosive{ background: linear-gradient(90deg, rgba(234,67,53,0.18), rgba(234,67,53,0.45)); }
.vs-forecast-marker {
  position: absolute;
  top: -4px; bottom: -4px;
  width: 4px;
  border-radius: var(--r-full);
  background: var(--text);
  box-shadow: 0 0 0 3px rgba(255,255,255,0.6);
}
.vs-forecast-label {
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 0.65rem;
  color: var(--text-2);
}

/* Animated cursor demo — chapter 03. */
.vs-cursor {
  animation: vsCursorPath 8s ease-in-out infinite;
}
.vs-tooltip {
  animation: vsTooltipFade 8s ease-in-out infinite;
}

/* New keyframes for guide animations. */
@keyframes vsGradientShimmer {
  0%, 100% { transform: translateY(20%); opacity: 0; }
  50%      { transform: translateY(-20%); opacity: 1; }
}
@keyframes vsLiveDot {
  0%   { box-shadow: 0 0 0 0 rgba(52,168,83,0.55); }
  70%  { box-shadow: 0 0 0 9px rgba(52,168,83,0); }
  100% { box-shadow: 0 0 0 0 rgba(52,168,83,0); }
}
@keyframes vsRegimeSweep {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(550%); }
}
@keyframes vsPinBarPulse {
  0%, 100% { filter: brightness(1); }
  50%      { filter: brightness(1.18); }
}
@keyframes vsCursorPath {
  0%   { transform: translate(15%, 70%); opacity: 0; }
  10%  { opacity: 1; }
  40%  { transform: translate(55%, 30%); opacity: 1; }
  70%  { transform: translate(75%, 55%); opacity: 1; }
  90%  { opacity: 0; }
  100% { transform: translate(15%, 70%); opacity: 0; }
}
@keyframes vsTooltipFade {
  0%, 10%, 90%, 100% { opacity: 0; }
  20%, 80%           { opacity: 1; }
}
@keyframes vsSpotCross {
  0%, 100% { transform: translateX(20%); }
  50%      { transform: translateX(80%); }
}

/* Honor reduced-motion for the guide animations too. */
@media (prefers-reduced-motion: reduce) {
  .vs-inferno-bar::after,
  .vs-chip.is-live .vs-chip-dot,
  .vs-pins-bar-fill,
  .vs-cursor,
  .vs-tooltip,
  .vs-timeline-sweep,
  .vs-guide-flip-spot {
    animation: none !important;
  }
}

/* Narrower viewport tweaks for the guide visuals. */
@media (max-width: 1180px) {
  .vs-guide-banner { grid-template-columns: 1fr; gap: 0.9rem; }
  .vs-guide-banner-cta { justify-self: start; }
  .vs-flow { grid-template-columns: 1fr 1fr; }
  .vs-rr25 { grid-template-columns: 1fr; }
}

/* =============================================
   EDUCATION HUB — 5-tile hero grid
   ============================================= */

/* Five hero tiles (Vol Surface, Strike Profile, Dealer Flow,
   Greekology, NB Levels). Explicit breakpoints so the layout is
   ALWAYS clean: 5-across on wide, 3+2 on medium, 2+2+1 on narrow,
   stacked on mobile. No 4+1 lonely-tile state at any width.
   These tiles are intentionally smaller than the dashboard's hero
   tiles — all sizing here is scoped via .is-fivepack so the
   dashboard's .tool-hero remains untouched. */
/* Layout: 4 dashboard guides across the top row, NB Levels distinct
   on its own row below — visually signaling that NB Levels is the
   foundation, separate from the four "modern" guides. */
.tool-hero-grid.is-fivepack {
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
}
@media (max-width: 1180px) {
  .tool-hero-grid.is-fivepack { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 580px) {
  .tool-hero-grid.is-fivepack { grid-template-columns: 1fr; }
}

/* The 5th tile (NB Levels) sits alone on row 2, spanning the middle
   2 of the 4 columns — looks like a featured callout, not an
   afterthought left in column 1. */
.tool-hero-grid.is-fivepack .tool-hero.is-foundation {
  grid-column: 2 / span 2;
}
@media (max-width: 1180px) {
  .tool-hero-grid.is-fivepack .tool-hero.is-foundation {
    grid-column: 1 / -1;     /* full width on narrower screens */
  }
}

/* Education-hub tile sizing — compact but breathable.
   Each ≈ 170px preview + ~170px body = ~340px tall. */
.tool-hero-grid.is-fivepack .tool-hero {
  grid-template-rows: 170px auto;
}
.tool-hero-grid.is-fivepack .tool-hero-body {
  padding: 1.15rem 1.3rem 1.3rem;
  gap: 0.5rem;
}
.tool-hero-grid.is-fivepack .tool-hero-title {
  font-size: 1.1rem;
}
.tool-hero-grid.is-fivepack .tool-hero-desc {
  font-size: 0.86rem;
  line-height: 1.55;
}
.tool-hero-grid.is-fivepack .tool-hero-cta {
  margin-top: 0.5rem;
  font-size: 0.82rem;
}
.tool-hero-grid.is-fivepack .tool-hero-eyebrow {
  font-size: 0.64rem;
}
/* The featured NB Levels tile — slightly bigger preview to match its
   wider 2-column width and keep proportions natural. */
.tool-hero-grid.is-fivepack .tool-hero.is-foundation {
  grid-template-rows: 200px auto;
}

/* Placeholder tile — clickable, but muted to signal "coming soon" */
.tool-hero.is-soon { opacity: 0.78; }
.tool-hero.is-soon:hover { opacity: 0.98; }

.tool-hero-flag.is-soon {
  color: var(--text-3);
  border-color: var(--border-2);
  background: rgba(255,255,255,0.9);
}
.tool-hero-flag.is-soon::before {
  background: var(--text-3);
  box-shadow: 0 0 0 3px rgba(0,0,0,0.05);
  animation: none;
}

/* === Preview · NB LEVELS ===
   A fan of horizontal levels. One line is highlighted as the
   "active" level — it pulses gold as if price were interacting. */
.preview-levels .lv-line {
  stroke: var(--gold-dark);
  stroke-width: 1.4;
  opacity: 0.45;
  fill: none;
}
.preview-levels .lv-line.is-faint {
  opacity: 0.22;
  stroke-dasharray: 4 4;
}
.preview-levels .lv-line.is-active {
  stroke: var(--gold);
  stroke-width: 2.4;
  opacity: 1;
  animation: lvActivePulse 3.4s ease-in-out infinite;
  filter: drop-shadow(0 0 6px rgba(212,175,55,0.4));
}
.preview-levels .lv-price {
  fill: var(--text);
  opacity: 0.85;
  animation: lvPriceTap 3.4s ease-in-out infinite;
}
.preview-levels .lv-axis {
  stroke: rgba(0,0,0,0.08);
  stroke-width: 0.8;
}
.preview-levels .lv-label {
  font-family: var(--mono);
  font-size: 7px;
  letter-spacing: 0.16em;
  fill: var(--text-3);
  text-transform: uppercase;
}

/* === Preview · GREEKOLOGY ===
   A small constellation of Greek symbols (Δ Γ Θ ν ρ + vanna,
   charm) with subtle orbital connectors. The orbits slowly rotate. */
.preview-greekology .gk-orbit {
  fill: none;
  stroke: rgba(212,175,55,0.35);
  stroke-width: 0.6;
  stroke-dasharray: 2 3;
  transform-origin: center;
  transform-box: fill-box;
  animation: gkOrbitDrift 22s linear infinite;
}
.preview-greekology .gk-orbit.is-2 { animation-duration: 30s; animation-direction: reverse; }
.preview-greekology .gk-orbit.is-3 { animation-duration: 38s; }
.preview-greekology .gk-symbol {
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 600;
  fill: var(--gold-dark);
  text-anchor: middle;
  dominant-baseline: central;
}
.preview-greekology .gk-symbol.is-major { font-size: 16px; fill: var(--gold); }
.preview-greekology .gk-symbol.is-minor { font-size: 11px; opacity: 0.7; }
.preview-greekology .gk-dot {
  fill: var(--gold);
  opacity: 0.6;
  animation: gkDotTwinkle 4s ease-in-out infinite;
}

/* Coming-soon stub hub layout — a centered single card */
.guide-stub-wrap {
  max-width: 640px;
  margin: 0 auto;
}
.guide-stub-card {
  text-align: center;
  padding: 2.4rem 1.8rem;
}
.guide-stub-icon {
  width: 56px; height: 56px;
  display: inline-flex; align-items: center; justify-content: center;
  margin: 0 auto 1rem;
  border-radius: var(--r-full);
  background: var(--gold-subtle);
  color: var(--gold-dark);
}
.guide-stub-list {
  text-align: left;
  margin: 1.2rem auto 0;
  max-width: 480px;
}

@keyframes lvActivePulse {
  0%, 100% { opacity: 1; filter: drop-shadow(0 0 4px rgba(212,175,55,0.30)); }
  50%      { opacity: 0.55; filter: drop-shadow(0 0 12px rgba(212,175,55,0.75)); }
}
@keyframes lvPriceTap {
  0%, 100% { transform: translateX(0); opacity: 0.85; }
  40%      { transform: translateX(-2px); opacity: 1; }
  50%      { transform: translateX(0);   opacity: 1; }
  60%      { transform: translateX(2px); opacity: 0.6; }
}
@keyframes gkOrbitDrift {
  0%   { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
@keyframes gkDotTwinkle {
  0%, 100% { opacity: 0.6; }
  50%      { opacity: 1; }
}

/* Honor reduced-motion for the new previews. */
@media (prefers-reduced-motion: reduce) {
  .preview-levels .lv-line.is-active,
  .preview-levels .lv-price,
  .preview-greekology .gk-orbit,
  .preview-greekology .gk-dot {
    animation: none !important;
  }
}

/* =============================================
   SHARED — plain-English callouts
   Used in both guides to translate quant-heavy
   prose into a one-liner intuition.
   ============================================= */
.plain-english {
  position: relative;
  margin: 1.2rem 0;
  padding: 1.1rem 1.25rem 1rem;
  background: linear-gradient(135deg, rgba(212,175,55,0.07), rgba(212,175,55,0.015));
  border: 1px solid var(--gold-glow);
  border-left: 3px solid var(--gold);
  border-radius: var(--r-md);
  color: var(--text);
  font-size: 0.96rem;
  line-height: 1.65;
}
.plain-english-label {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.45rem;
}
.plain-english p + p { margin-top: 0.7rem; }

/* =============================================
   STRIKE PROFILE GUIDE — chapter pages
   ============================================= */

/* Closed-day banner pill replica (chapter 01) */
.sp-banner-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.5rem 0.95rem;
  background: rgba(244,208,98,0.10);
  border: 1px solid rgba(244,208,98,0.35);
  border-radius: var(--r-full);
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: #8a6a13;
  margin: 0 auto;
}
.sp-banner-pill::before {
  content: '';
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #d6a93b;
}

/* Filter chip group mockup (chapter 02) */
.sp-chip-group {
  display: inline-flex;
  gap: 0.4rem;
  padding: 0.35rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  margin: 0 auto;
}
.sp-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.95rem;
  border-radius: var(--r-full);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--text-2);
  background: transparent;
  border: 1px solid transparent;
  transition: all .25s var(--ease-out);
}
.sp-chip.is-active.is-pos {
  background: rgba(52,168,83,0.12);
  border-color: rgba(52,168,83,0.4);
  color: #1e7a3a;
  font-weight: 700;
}
.sp-chip.is-active.is-neg {
  background: rgba(234,67,53,0.10);
  border-color: rgba(234,67,53,0.4);
  color: #b8392f;
  font-weight: 700;
}
.sp-chip.is-active.is-flat {
  background: rgba(66,133,244,0.10);
  border-color: rgba(66,133,244,0.4);
  color: #1565c0;
  font-weight: 700;
}
.sp-chip-cycler .sp-chip {
  animation: spChipCycle 12s ease-in-out infinite;
}
.sp-chip-cycler .sp-chip:nth-child(1) { animation-delay: 0s; }
.sp-chip-cycler .sp-chip:nth-child(2) { animation-delay: -3s; }
.sp-chip-cycler .sp-chip:nth-child(3) { animation-delay: -6s; }
.sp-chip-cycler .sp-chip:nth-child(4) { animation-delay: -9s; }

/* STACKED vs NET / NEAR vs ALL side-by-side comparison */
.sp-mode-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 0.5rem 0;
}
.sp-mode-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 0.9rem;
  text-align: center;
}
.sp-mode-tile-label {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.6rem;
}

/* 3x3 Key Levels grid replica (chapter 03) */
.sp-key-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.7rem;
  max-width: 560px;
  margin: 0 auto;
  background: #0a0a0a;
  padding: 1rem;
  border-radius: var(--r-md);
  box-shadow: 0 12px 36px rgba(0,0,0,0.25);
}
.sp-key-cell {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--r-sm);
  padding: 0.7rem 0.8rem;
  font-family: var(--mono);
}
.sp-key-label {
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-bottom: 0.35rem;
}
.sp-key-value {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
}
.sp-key-value.is-pos { color: #5cd684; }
.sp-key-value.is-neg { color: #ef6253; }
.sp-key-sub {
  font-size: 0.66rem;
  color: rgba(255,255,255,0.5);
  margin-top: 0.2rem;
}

/* Pin verdict pills (chapter 04) */
.sp-verdict-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  justify-content: center;
}
.sp-verdict {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 1rem;
  border-radius: var(--r-full);
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
  border: 1px solid;
}
.sp-verdict::before {
  content: '';
  width: 8px; height: 8px;
  border-radius: 50%;
}
.sp-verdict.is-likely    { color: #1e7a3a; background: rgba(52,168,83,0.10);  border-color: rgba(52,168,83,0.4); }
.sp-verdict.is-likely::before    { background: #34a853; }
.sp-verdict.is-possible  { color: #0e7c93; background: rgba(14,150,180,0.10); border-color: rgba(14,150,180,0.4); }
.sp-verdict.is-possible::before  { background: #14a8c4; }
.sp-verdict.is-weak      { color: var(--text-3); background: var(--surface-2); border-color: var(--border-2); }
.sp-verdict.is-weak::before      { background: var(--text-3); }
.sp-verdict.is-unlikely  { color: #b8392f; background: rgba(234,67,53,0.10); border-color: rgba(234,67,53,0.4); }
.sp-verdict.is-unlikely::before  { background: #ea4335; }

/* Pin-strength band overlay (chapter 04) */
.sp-pin-band-fig {
  position: relative;
}
.sp-pin-band-fig text.sp-band-label {
  font-family: var(--mono);
  font-size: 9px;
  fill: var(--gold-dark);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

/* GEX formula breakdown (chapter 06) */
.sp-formula {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.5rem 0.65rem;
  font-family: var(--mono);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  padding: 1.4rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  margin: 0.5rem 0 0.4rem;
}
.sp-formula-op { color: var(--text-3); font-weight: 500; }
.sp-formula-term {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  padding: 0.2rem 0.6rem;
  border-radius: var(--r-sm);
  background: var(--gold-subtle);
}
.sp-formula-term-letter { color: var(--gold-dark); font-weight: 700; }
.sp-formula-term-name {
  font-family: var(--font);
  font-size: 0.62rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-2);
  margin-top: 0.2rem;
}

.sp-term-defs {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.4rem 1rem;
  font-size: 0.92rem;
  margin: 1rem auto 0;
  max-width: 560px;
}
.sp-term-defs dt {
  font-family: var(--mono);
  font-weight: 700;
  color: var(--gold-dark);
}
.sp-term-defs dd { color: var(--text-2); }

/* Time-decay weighting curve (chapter 06) */
.sp-weight-curve {
  max-width: 480px;
  margin: 0 auto;
}

/* Fallback flow (chapter 06) */
.sp-fallback-flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 0.6rem;
  align-items: stretch;
}
.sp-fallback-step {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 0.85rem 0.8rem;
  font-size: 0.85rem;
  text-align: center;
}
.sp-fallback-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  color: var(--gold-dark);
  font-size: 1.2rem;
  font-weight: 700;
}

/* 2x2 wall-regime table (chapter 07) */
.sp-regime-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 0;
}
.sp-regime-table th,
.sp-regime-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.sp-regime-table th {
  text-align: left;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  background: var(--surface);
}
.sp-regime-table tr:last-child td { border-bottom: none; }
.sp-regime-table td.is-bull {
  background: rgba(52,168,83,0.06);
  border-left: 3px solid var(--green);
}
.sp-regime-table td.is-bear {
  background: rgba(234,67,53,0.06);
  border-left: 3px solid var(--red);
}
.sp-regime-table td.is-neutral {
  background: var(--surface);
  border-left: 3px solid var(--text-3);
}

/* Seven canonical chart shapes grid (chapter 09) */
.sp-shapes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.85rem;
}
.sp-shape-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 0.95rem 0.85rem 1rem;
  text-align: center;
}
.sp-shape-svg {
  width: 100%;
  height: auto;
  margin-bottom: 0.6rem;
}
.sp-shape-name {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.35rem;
}
.sp-shape-takeaway {
  font-size: 0.82rem;
  color: var(--text-2);
  line-height: 1.5;
}

/* Anti-pattern cards (chapter 10 + vol-surface misreadings) */
.sp-antipattern-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
}
.sp-antipattern {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
}
.sp-antipattern-bad {
  padding: 0.8rem 0.95rem;
  background: rgba(234,67,53,0.06);
  color: #b8392f;
  font-weight: 600;
  font-size: 0.92rem;
  border-bottom: 1px solid rgba(234,67,53,0.18);
}
.sp-antipattern-bad::before {
  content: '✕ ';
  font-family: var(--mono);
  font-weight: 700;
  opacity: 0.7;
}
.sp-antipattern-good {
  padding: 0.85rem 0.95rem;
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.55;
}

/* Day timeline (chapter 10) — reuses vs-timeline visuals */
/* Cross-references diagram (chapter 10 + vol-surface cross-refs) */
.sp-crossref-tri {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.85rem;
}
.sp-crossref-node {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 0.95rem;
  text-align: center;
}
.sp-crossref-node-title {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.45rem;
}
.sp-crossref-node-body {
  font-size: 0.85rem;
  color: var(--text-2);
  line-height: 1.5;
}

/* Strike Profile chart-mockup bar coloring (shared by many chapter figs) */
.sp-chart-mockup .sp-call { fill: rgba(52,168,83,0.55); }
.sp-chart-mockup .sp-put  { fill: rgba(234,67,53,0.55); }
.sp-chart-mockup .sp-call.is-strong { fill: rgba(52,168,83,0.85); }
.sp-chart-mockup .sp-put.is-strong  { fill: rgba(234,67,53,0.85); }
.sp-chart-mockup .sp-spot-line {
  stroke: var(--text);
  stroke-width: 2;
}
.sp-chart-mockup .sp-flip-line {
  stroke: #d6a93b;
  stroke-width: 1.4;
  stroke-dasharray: 5 4;
}
.sp-chart-mockup .sp-zero-line {
  stroke: rgba(0,0,0,0.45);
  stroke-width: 1;
}
.sp-chart-mockup .sp-grid {
  stroke: rgba(0,0,0,0.08);
  stroke-width: 0.6;
}
.sp-chart-mockup .sp-label {
  font-family: var(--mono);
  font-size: 9px;
  fill: var(--text-2);
}
.sp-chart-mockup .sp-label.is-spot { fill: var(--text); font-weight: 700; letter-spacing: 0.12em; }
.sp-chart-mockup .sp-label.is-flip { fill: #8a6a13; letter-spacing: 0.10em; }
.sp-chart-mockup .sp-bars .sp-call,
.sp-chart-mockup .sp-bars .sp-put {
  transform-origin: 50% 50%;
  transform-box: fill-box;
  animation: spBarBreathe 6s ease-in-out infinite;
}
.sp-chart-mockup .sp-bars .sp-call:nth-child(odd)  { animation-delay: -1s; }
.sp-chart-mockup .sp-bars .sp-put:nth-child(odd)   { animation-delay: -2s; }

/* IV-cone visual (Vol Surface chapter 00) */
.vs-iv-cone {
  max-width: 520px;
  margin: 0 auto;
}
.vs-iv-cone .iv-cone-wall {
  fill: rgba(212,175,55,0.18);
  stroke: rgba(212,175,55,0.5);
  stroke-width: 1;
  animation: spConeBreathe 5s ease-in-out infinite;
  transform-origin: 50% 50%;
  transform-box: fill-box;
}
.vs-iv-cone .iv-cone-spot {
  stroke: var(--text);
  stroke-width: 1.5;
}
.vs-iv-cone .iv-cone-label {
  font-family: var(--mono);
  font-size: 10px;
  fill: var(--text-2);
}
.vs-iv-cone .iv-cone-label.is-strong { fill: var(--gold-dark); font-weight: 700; }

/* Cone wall pulse for high IV */
@keyframes spConeBreathe {
  0%, 100% { transform: scaleY(1);    opacity: 0.85; }
  50%      { transform: scaleY(1.07); opacity: 1; }
}

/* Bar breathing for chart mockup */
@keyframes spBarBreathe {
  0%, 100% { transform: scaleY(1); }
  50%      { transform: scaleY(1.08); }
}

/* Chip cycle (filter chip cycler) */
@keyframes spChipCycle {
  0%, 25%   { opacity: 0.45; transform: scale(1); }
  28%, 47%  { opacity: 1;    transform: scale(1.04); }
  50%, 100% { opacity: 0.45; transform: scale(1); }
}

/* Pin band gentle pulse */
@keyframes spPinPulse {
  0%, 100% { opacity: 0.6; }
  50%      { opacity: 1; }
}

/* Hedge-arrow path animation */
@keyframes spHedgeArrow {
  0%   { stroke-dashoffset: 30; opacity: 0.4; }
  60%  { stroke-dashoffset: 0;  opacity: 1; }
  100% { stroke-dashoffset: 0;  opacity: 0.4; }
}

/* Honor reduced-motion for all Strike Profile guide animations */
@media (prefers-reduced-motion: reduce) {
  .sp-chart-mockup .sp-bars .sp-call,
  .sp-chart-mockup .sp-bars .sp-put,
  .sp-chip-cycler .sp-chip,
  .vs-iv-cone .iv-cone-wall,
  .sp-pin-band-fig [class^="sp-pin"],
  .sp-hedge-arrow {
    animation: none !important;
  }
}

/* Narrower viewport tweaks for SP guide visuals */
@media (max-width: 1180px) {
  .sp-mode-compare,
  .sp-antipattern-grid { grid-template-columns: 1fr; }
  .sp-key-grid { grid-template-columns: 1fr 1fr; }
  .sp-shapes-grid { grid-template-columns: 1fr 1fr; }
  .sp-crossref-tri { grid-template-columns: 1fr; }
  .sp-fallback-flow { grid-template-columns: 1fr; }
  .sp-fallback-arrow { transform: rotate(90deg); }
}

/* =============================================
   DEALER HEAT FLOW GUIDE — chapter pages
   ============================================= */

/* Heatmap mockup wrapper — light-canvas default for CHARM/GAMMA */
.df-heatmap {
  background: #fafafa;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 0.6rem;
}
.df-heatmap.is-dark {
  background: #0a0a0a;
  border-color: rgba(255,255,255,0.08);
}
.df-heatmap svg { width: 100%; height: auto; display: block; }

/* Cell color tokens — diverging HEAT (light theme: white near zero, hot poles dark/saturated) */
.df-cell { stroke-width: 0; }
.df-cell.is-neutral   { fill: #f4f4f0; }
.df-cell.is-warm-1    { fill: #f6dca0; }
.df-cell.is-warm-2    { fill: #f0a35a; }
.df-cell.is-warm-3    { fill: #d6502c; }
.df-cell.is-warm-max  { fill: #b00f0f; }
.df-cell.is-cool-1    { fill: #cdd9eb; }
.df-cell.is-cool-2    { fill: #93aacf; }
.df-cell.is-cool-3    { fill: #5174ac; }
.df-cell.is-cool-max  { fill: #1f3a78; }

/* Magma palette for TOUCH surface — dark-canvas: deep purple → magenta → orange → yellow → white */
.df-cell.is-magma-1   { fill: #1b0c41; }
.df-cell.is-magma-2   { fill: #4a0c6b; }
.df-cell.is-magma-3   { fill: #781c6d; }
.df-cell.is-magma-4   { fill: #a52c60; }
.df-cell.is-magma-5   { fill: #cf4446; }
.df-cell.is-magma-6   { fill: #ed6925; }
.df-cell.is-magma-7   { fill: #fb9b06; }
.df-cell.is-magma-8   { fill: #f7d13d; }
.df-cell.is-magma-9   { fill: #fcffa4; }

/* Bloom halo on hottest cells (CSS filter on the cell group) */
.df-cell-glow {
  filter: drop-shadow(0 0 4px rgba(214,80,44,0.55)) drop-shadow(0 0 8px rgba(176,15,15,0.35));
  animation: dfBloomBreathe 5s ease-in-out infinite;
}
.df-cell-glow-magma {
  filter: drop-shadow(0 0 4px rgba(247,209,61,0.55)) drop-shadow(0 0 8px rgba(252,255,164,0.4));
  animation: dfBloomBreathe 5s ease-in-out infinite;
}

/* Gentle pulse on warm cells in the live heatmap mockup */
.df-cell.is-pulsing {
  animation: dfHeatPulse 4.5s ease-in-out infinite;
  transform-origin: center;
  transform-box: fill-box;
}

/* NOW indicator components */
.df-now-h {
  stroke: #111;
  stroke-width: 2;
  filter: drop-shadow(0 0 4px rgba(255,255,255,0.6));
}
.df-now-v {
  stroke: #111;
  stroke-width: 1.4;
  filter: drop-shadow(0 0 3px rgba(255,255,255,0.5));
}
.df-heatmap.is-dark .df-now-h,
.df-heatmap.is-dark .df-now-v {
  stroke: #fff;
  filter: drop-shadow(0 0 4px rgba(0,0,0,0.6));
}
.df-now-dot {
  fill: #111;
  animation: dfNowDotGlow 1.6s ease-out infinite;
}
.df-heatmap.is-dark .df-now-dot { fill: #fff; }
.df-now-label {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  fill: #111;
  font-weight: 700;
}
.df-heatmap.is-dark .df-now-label { fill: #fff; }
.df-now-label.is-replay { fill: #b8800f; }

/* Axes labels */
.df-axis-label {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  fill: var(--text-2);
}
.df-axis-tick {
  font-family: var(--mono);
  font-size: 9px;
  fill: var(--text-3);
}
.df-heatmap.is-dark .df-axis-label { fill: rgba(255,255,255,0.7); }
.df-heatmap.is-dark .df-axis-tick { fill: rgba(255,255,255,0.55); }

/* Level lines (Call Wall / Put Wall / HVL / γ-flip) */
.df-level-line {
  stroke-width: 1.2;
  stroke-dasharray: 5 4;
  fill: none;
  opacity: 0.85;
}
.df-level-line.is-call { stroke: var(--green); }
.df-level-line.is-put  { stroke: var(--red); }
.df-level-line.is-hvl  { stroke: #d6a93b; }
.df-level-line.is-flip { stroke: #14a8c4; }
.df-level-label {
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.08em;
}
.df-level-label.is-call { fill: #1e7a3a; }
.df-level-label.is-put  { fill: #b8392f; }
.df-level-label.is-hvl  { fill: #8a6a13; }
.df-level-label.is-flip { fill: #0e7c93; }

/* Three-metric toggle (CHARM · GAMMA · TOUCH) */
.df-metric-toggle {
  display: inline-flex;
  gap: 0.4rem;
  padding: 0.35rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  margin: 0 auto;
}
.df-metric-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.05rem;
  border-radius: var(--r-full);
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--text-2);
  background: transparent;
  border: 1px solid transparent;
  text-transform: uppercase;
  transition: all .25s var(--ease-out);
}
.df-metric-chip::before {
  content: '';
  width: 8px; height: 8px; border-radius: 50%;
  background: currentColor;
  opacity: 0.55;
}
.df-metric-chip.is-active.is-charm {
  background: rgba(214,80,44,0.12);
  border-color: rgba(214,80,44,0.4);
  color: #b04313;
}
.df-metric-chip.is-active.is-gamma {
  background: rgba(212,175,55,0.14);
  border-color: rgba(212,175,55,0.4);
  color: var(--gold-dark);
}
.df-metric-chip.is-active.is-touch {
  background: rgba(122,28,109,0.14);
  border-color: rgba(122,28,109,0.4);
  color: #781c6d;
}
.df-metric-cycler .df-metric-chip {
  animation: dfMetricCycle 9s ease-in-out infinite;
}
.df-metric-cycler .df-metric-chip:nth-child(1) { animation-delay: 0s; }
.df-metric-cycler .df-metric-chip:nth-child(2) { animation-delay: -3s; }
.df-metric-cycler .df-metric-chip:nth-child(3) { animation-delay: -6s; }

/* Verdict strip mockup */
.df-verdict-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 0.85rem;
  padding: 0.9rem 1.1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
}
.df-verdict-text {
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.df-verdict-text.is-bull    { color: #1e7a3a; }
.df-verdict-text.is-bear    { color: #b8392f; }
.df-verdict-text.is-neutral { color: var(--text-2); }
.df-bias-cell, .df-spot-cell {
  display: flex;
  flex-direction: column;
  padding: 0.5rem 0.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  font-family: var(--mono);
  text-align: center;
}
.df-bias-cell-label, .df-spot-cell-label {
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 0.2rem;
}
.df-bias-cell-value, .df-spot-cell-value {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
}
.df-bias-cell-value.is-bull { color: #1e7a3a; }
.df-bias-cell-value.is-bear { color: #b8392f; }

/* Three verdict examples stacked */
.df-verdict-stack {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

/* Pipeline flow (6 steps) */
.df-pipeline-flow {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.5rem;
}
.df-pipeline-step {
  padding: 0.75rem 0.6rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  text-align: center;
}
.df-pipeline-step-num {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  color: var(--gold-dark);
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}
.df-pipeline-step-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 0.3rem;
}
.df-pipeline-step-meta {
  font-size: 0.7rem;
  color: var(--text-2);
  line-height: 1.4;
}

/* Bottom legend strip mockup */
.df-legend-strip {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 1rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
.df-legend-row {
  display: grid;
  grid-template-columns: 90px 1fr;
  align-items: start;
  gap: 0.9rem;
}
.df-legend-tag {
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.3rem 0.55rem;
  border-radius: var(--r-sm);
  text-align: center;
}
.df-legend-tag.is-charm { background: rgba(214,80,44,0.12); color: #b04313; }
.df-legend-tag.is-gamma { background: rgba(212,175,55,0.14); color: var(--gold-dark); }
.df-legend-tag.is-touch { background: rgba(122,28,109,0.14); color: #781c6d; }
.df-legend-text {
  font-size: 0.86rem;
  color: var(--text-2);
  line-height: 1.55;
}

/* Hover-tooltip mockup */
.df-tooltip {
  display: inline-block;
  background: #0a0a0a;
  color: #fff;
  padding: 0.55rem 0.75rem;
  border: 1px solid rgba(214,80,44,0.35);
  border-radius: var(--r-sm);
  font-family: var(--mono);
  font-size: 0.78rem;
  text-align: left;
  line-height: 1.5;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}
.df-tooltip strong { color: #f6dca0; }

/* Side-by-side mode comparison (PER COL vs GLOBAL, NEAR vs ALL, dark vs light) */
.df-mode-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.df-mode-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 0.9rem;
  text-align: center;
}
.df-mode-tile.is-dark {
  background: #0a0a0a;
  border-color: rgba(255,255,255,0.08);
}
.df-mode-tile-label {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.6rem;
}
.df-mode-tile.is-dark .df-mode-tile-label { color: #f6dca0; }

/* Four-pattern grid for GAMMA canonical patterns */
.df-pattern-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
}
.df-pattern-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 0.85rem;
}
.df-pattern-name {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin: 0.5rem 0 0.3rem;
}
.df-pattern-takeaway {
  font-size: 0.84rem;
  color: var(--text-2);
  line-height: 1.5;
}

/* Layer-anatomy diagram (3-layer stack on canvas chapter) */
.df-layers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.85rem;
}
.df-layer-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 0.95rem;
  text-align: center;
}
.df-layer-num {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  color: var(--gold-dark);
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}
.df-layer-name {
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.35rem;
}
.df-layer-meta {
  font-size: 0.78rem;
  color: var(--text-2);
  line-height: 1.5;
}

/* Keyframes for the DF guide */
@keyframes dfHeatPulse {
  0%, 100% { opacity: 0.92; transform: scale(1); }
  50%      { opacity: 1;    transform: scale(1.04); }
}
@keyframes dfNowDotGlow {
  0%   { filter: drop-shadow(0 0 0 rgba(255,255,255,0.7)); }
  60%  { filter: drop-shadow(0 0 10px rgba(255,255,255,0)); }
  100% { filter: drop-shadow(0 0 0 rgba(255,255,255,0)); }
}
@keyframes dfBloomBreathe {
  0%, 100% { opacity: 0.85; }
  50%      { opacity: 1; }
}
@keyframes dfMetricCycle {
  0%, 25%   { opacity: 0.4; transform: scale(1); }
  30%, 50%  { opacity: 1;   transform: scale(1.03); }
  55%, 100% { opacity: 0.4; transform: scale(1); }
}

/* Honor reduced-motion for the new DF animations */
@media (prefers-reduced-motion: reduce) {
  .df-cell.is-pulsing,
  .df-cell-glow,
  .df-cell-glow-magma,
  .df-now-dot,
  .df-metric-cycler .df-metric-chip {
    animation: none !important;
  }
}

/* Narrower viewport tweaks for DF guide visuals */
@media (max-width: 1180px) {
  .df-pipeline-flow { grid-template-columns: 1fr 1fr 1fr; }
  .df-layers { grid-template-columns: 1fr; }
  .df-mode-compare { grid-template-columns: 1fr; }
  .df-pattern-grid { grid-template-columns: 1fr; }
  .df-verdict-row { grid-template-columns: 1fr; }
  .df-legend-row { grid-template-columns: 1fr; }
}

/* =============================================
   EXTENSION PACK GUIDES — chapter-page additions
   ============================================= */

/* 14-item session-readiness checklist (D.7) */
.ext-checklist {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem 1.4rem;
}
.ext-checklist-item {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  padding: 0.6rem 0.8rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  font-size: 0.88rem;
  line-height: 1.45;
  color: var(--text);
}
.ext-checklist-item::before {
  content: '';
  flex-shrink: 0;
  width: 14px;
  height: 14px;
  border: 1.5px solid var(--gold-dark);
  border-radius: 3px;
  margin-top: 2px;
  background: transparent;
}

/* Glossary table (D.4) — wider, monospaced first column */
.ext-glossary {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.9rem;
}
.ext-glossary th {
  text-align: left;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  padding: 0.5rem 0.85rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.ext-glossary td {
  padding: 0.55rem 0.85rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
  line-height: 1.5;
}
.ext-glossary td:first-child {
  font-family: var(--mono);
  font-weight: 700;
  color: var(--gold-dark);
  white-space: nowrap;
  width: 26%;
}
.ext-glossary td:last-child { color: var(--text-2); }
.ext-glossary tr:last-child td { border-bottom: none; }

/* Event-day signature card grid (4 cards: FOMC, CPI, OPEX, NVDA) */
.ext-event-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.95rem;
}
.ext-event-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 1rem 1.1rem 1.1rem;
}
.ext-event-name {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.5rem;
}
.ext-event-summary {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.4;
  margin-bottom: 0.55rem;
}
.ext-event-meta {
  font-size: 0.84rem;
  color: var(--text-2);
  line-height: 1.55;
}
.ext-event-shape {
  margin: 0.65rem 0;
}
.ext-event-shape svg { width: 100%; height: auto; display: block; }

/* Conviction pill (3-of-3 etc) — small inline badge */
.ext-conviction-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.55rem;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border-radius: var(--r-full);
  font-weight: 700;
  margin: 0 0.2rem;
}
.ext-conviction-pill.is-strong  { background: rgba(52,168,83,0.14);  color: #1e7a3a; border: 1px solid rgba(52,168,83,0.4); }
.ext-conviction-pill.is-good    { background: rgba(66,133,244,0.12); color: #1565c0; border: 1px solid rgba(66,133,244,0.4); }
.ext-conviction-pill.is-weak    { background: var(--surface-2);      color: var(--text-2); border: 1px solid var(--border-2); }
.ext-conviction-pill.is-pass    { background: rgba(234,67,53,0.10);  color: #b8392f; border: 1px solid rgba(234,67,53,0.4); }

/* FAQ Q/A block styling — used in multiple chapters */
.ext-faq { display: flex; flex-direction: column; gap: 0.95rem; }
.ext-faq-item {
  padding: 0.95rem 1.1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--gold);
  border-radius: var(--r-sm);
}
.ext-faq-q {
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.45rem;
  font-size: 0.95rem;
}
.ext-faq-a {
  color: var(--text-2);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* Wall-confluence stacked diagram — used in SP ch11 */
.ext-confluence-stack {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  max-width: 680px;
  margin: 0 auto;
}
.ext-confluence-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 1rem;
  text-align: center;
}
.ext-confluence-tile.is-bull { border-color: rgba(52,168,83,0.4); background: rgba(52,168,83,0.04); }
.ext-confluence-tile.is-bear { border-color: rgba(234,67,53,0.4); background: rgba(234,67,53,0.04); }
.ext-confluence-stack-name {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.ext-confluence-tile.is-bull .ext-confluence-stack-name { color: #1e7a3a; }
.ext-confluence-tile.is-bear .ext-confluence-stack-name { color: #b8392f; }
.ext-confluence-layers {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin: 0.6rem 0 0.7rem;
}
.ext-confluence-layer {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 0.4rem 0.6rem;
  font-size: 0.82rem;
  color: var(--text);
  font-weight: 600;
}

/* Wall erosion mini line chart (SP ch11) */
.ext-erosion-fig svg { width: 100%; height: auto; }

/* Narrower viewport tweaks for extension visuals */
@media (max-width: 1180px) {
  .ext-checklist,
  .ext-event-grid,
  .ext-confluence-stack { grid-template-columns: 1fr; }
}

/* =============================================
   BACK-TO-HUB NAVIGATION UPGRADE
   - .levels-subnav-home: prominent "↩ Hub" pill, first chip in subnav
   - .member-crumb a: makes breadcrumb segments clickable
   ============================================= */
.levels-subnav-home {
  background: rgba(212,175,55,0.10);
  border: 1px solid rgba(212,175,55,0.4);
  color: var(--gold);
  margin-right: 0.4rem;
  padding-right: 0.95rem;
  position: relative;
  font-weight: 600;
}
.levels-subnav-home::after {
  content: "";
  position: absolute;
  right: -0.25rem;
  top: 14%;
  bottom: 14%;
  width: 1px;
  background: rgba(255,255,255,0.08);
}
.levels-subnav-home:hover {
  background: rgba(212,175,55,0.22);
  color: var(--gold);
  border-color: rgba(212,175,55,0.65);
}
.levels-subnav-home .step {
  color: var(--gold);
  opacity: 1;
  font-size: 0.95em;
}
.member-crumb a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px dotted rgba(255,255,255,0.18);
  transition: color 0.18s ease, border-color 0.18s ease;
}
.member-crumb a:hover {
  color: var(--gold);
  border-bottom-color: rgba(212,175,55,0.55);
}

/* =============================================
   GREEKOLOGY GUIDE — chapter-level visualizations
   Each .gk-* class is for SVG animations used inside the Greekology
   chapter pages (not the education-hub tile preview, which lives
   under .preview-greekology above).
   ============================================= */

/* Shared figure frame for Greekology illustrations */
.gk-fig {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 1.4rem;
  margin: 1.4rem 0;
}
.gk-fig svg { width: 100%; height: auto; display: block; }
.gk-fig-cap {
  margin-top: 0.9rem;
  color: var(--text-2);
  font-size: 0.88rem;
  line-height: 1.55;
  text-align: center;
  font-style: italic;
}
.gk-fig-cap strong { color: var(--text); font-style: normal; }

/* --- Chapter 01: Delta + Gamma animations --- */
.gk-delta-stage line.gk-axis,
.gk-gamma-stage line.gk-axis {
  stroke: var(--border);
  stroke-width: 1;
}
.gk-delta-stage .gk-curve,
.gk-gamma-stage .gk-curve {
  fill: none;
  stroke: var(--gold);
  stroke-width: 1.8;
  opacity: 0.85;
}
.gk-delta-stage .gk-curve.is-soft { opacity: 0.45; stroke-width: 1.3; }
.gk-delta-stage .gk-ball,
.gk-gamma-stage .gk-ball {
  fill: var(--gold);
  filter: drop-shadow(0 0 4px rgba(212,175,55,0.7));
  /* Each ball sets its own offset-path inline (matching its curve) */
  offset-distance: 0%;
  offset-rotate: 0deg;
  animation: gkOnPath 6s ease-in-out infinite alternate;
}
@keyframes gkOnPath {
  from { offset-distance: 0%; }
  to   { offset-distance: 100%; }
}
.gk-delta-stage .gk-tag,
.gk-gamma-stage .gk-tag {
  fill: var(--text-2);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* --- Chapter 02: Theta candle + Vega bell + Rho bar --- */
.gk-theta-stage .gk-candle {
  fill: rgba(244,208,98,0.45);
  stroke: #d6a93b;
  stroke-width: 1.2;
}
/* Burn the candle by shrinking its SVG height and pushing its y down in lock-step,
   so the bottom edge stays fixed and the top edge descends. CSS height/y are
   supported on SVG <rect> in modern browsers. */
.gk-theta-stage .gk-candle.is-fast { animation: gkCandleBurnFast 3.4s linear infinite; }
.gk-theta-stage .gk-candle.is-slow { animation: gkCandleBurnSlow 12s linear infinite; }
.gk-theta-stage .gk-flame {
  fill: #ffd166;
  filter: drop-shadow(0 0 6px rgba(255,196,80,0.7));
  transform-box: view-box;
  transform-origin: center;
}
/* Each flame follows its candle's burn so it always sits at the wick top
   and fades out as the candle bottoms out. */
.gk-theta-stage .gk-flame.is-fast { animation: gkFlameFollowFast 3.4s linear infinite; }
.gk-theta-stage .gk-flame.is-slow { animation: gkFlameFollowSlow 12s linear infinite; }
@keyframes gkCandleBurnFast {
  0%   { height: 120px; y: 60px; }
  100% { height: 6px;   y: 174px; }
}
@keyframes gkCandleBurnSlow {
  0%   { height: 120px; y: 60px; }
  100% { height: 60px;  y: 120px; }
}
@keyframes gkFlameFollowFast {
  0%   { transform: translateY(0px)   scale(1);   opacity: 0.95; }
  85%  { transform: translateY(110px) scale(0.7); opacity: 0.55; }
  100% { transform: translateY(118px) scale(0.3); opacity: 0; }
}
@keyframes gkFlameFollowSlow {
  0%   { transform: translateY(0px)  scale(1);    opacity: 0.95; }
  100% { transform: translateY(60px) scale(0.85); opacity: 0.85; }
}

.gk-vega-stage .gk-bell {
  fill: rgba(212,175,55,0.18);
  stroke: var(--gold);
  stroke-width: 1.4;
}
.gk-vega-stage .gk-bell.is-wide {
  animation: gkBellBreathe 5s ease-in-out infinite alternate;
  transform-origin: center;
}
@keyframes gkBellBreathe {
  from { transform: scaleY(0.96); opacity: 0.85; }
  to   { transform: scaleY(1.05); opacity: 1; }
}

/* --- Chapter 03: Charm clock + Vanna tilt --- */
.gk-clock-stage .gk-clock-face {
  fill: none;
  stroke: var(--border);
  stroke-width: 1.2;
}
.gk-clock-stage .gk-hand {
  stroke: var(--gold);
  stroke-width: 2;
  stroke-linecap: round;
  /* Pivot on the clock face center (80,100), not on the line's own bbox center. */
  transform-box: view-box;
  transform-origin: 80px 100px;
}
.gk-clock-stage .gk-hand.is-spot { stroke: var(--text-3); }
.gk-clock-stage .gk-hand.is-hedge { animation: gkHedgeRotate 12s linear infinite; }
@keyframes gkHedgeRotate {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
.gk-clock-stage .gk-band {
  fill: rgba(212,175,55,0.16);
}
.gk-clock-stage .gk-band.is-strong { fill: rgba(212,175,55,0.36); }

.gk-vanna-stage .gk-iv-bar {
  fill: var(--gold);
  animation: gkIVPulse 4s ease-in-out infinite alternate;
  transform-origin: bottom center;
}
.gk-vanna-stage .gk-delta-arm {
  stroke: var(--text);
  stroke-width: 2.4;
  stroke-linecap: round;
  /* Pivot at the bottom of the arm (160,180) — explicit SVG coords are safer
     than percentage origin on a zero-width line bbox. */
  transform-box: view-box;
  transform-origin: 160px 180px;
  animation: gkArmTilt 4s ease-in-out infinite alternate;
}
@keyframes gkIVPulse {
  from { transform: scaleY(0.55); }
  to   { transform: scaleY(1); }
}
@keyframes gkArmTilt {
  from { transform: rotate(-18deg); }
  to   { transform: rotate(22deg); }
}

/* --- Chapter 05: Vol smile / skew morph --- */
.gk-smile-stage .gk-smile-curve {
  fill: none;
  stroke: var(--gold);
  stroke-width: 2;
  stroke-linecap: round;
}
.gk-smile-stage .gk-smile-curve.is-anim {
  animation: gkSmileMorph 12s ease-in-out infinite;
}
@keyframes gkSmileMorph {
  0%   { d: path("M30,120 Q160,60 290,120"); }
  33%  { d: path("M30,80  Q160,135 290,140"); }
  66%  { d: path("M30,140 Q160,135 290,80"); }
  100% { d: path("M30,120 Q160,60 290,120"); }
}
.gk-smile-stage .gk-smile-axis { stroke: var(--border); }
.gk-smile-stage .gk-smile-tag {
  fill: var(--text-2);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* --- Chapter 05: Term structure morph --- */
.gk-term-stage .gk-term-curve {
  fill: none;
  stroke: var(--gold);
  stroke-width: 2;
  stroke-linecap: round;
  animation: gkTermMorph 11s ease-in-out infinite;
}
@keyframes gkTermMorph {
  0%   { d: path("M30,150 L100,135 L170,120 L240,108 L290,100"); }
  33%  { d: path("M30,60  L100,80  L170,100 L240,120 L290,135"); }
  66%  { d: path("M30,130 L100,80  L170,60  L240,90  L290,130"); }
  100% { d: path("M30,150 L100,135 L170,120 L240,108 L290,100"); }
}

/* --- Chapter 07: GEX spring --- */
.gk-spring-stage .gk-spring {
  fill: none;
  stroke: var(--gold);
  stroke-width: 2;
  stroke-linecap: round;
  /* Anchor the left end on the wall (x=40); scaleX pushes/pulls the right end. */
  transform-box: view-box;
  transform-origin: 40px 60px;
  animation: gkSpringPulse 3.5s ease-in-out infinite alternate;
}
.gk-spring-stage .gk-spring.is-neg {
  stroke: #e07d70;
  /* Negative spring lives on the lower row (y=120) — anchor accordingly. */
  transform-origin: 40px 120px;
  animation: gkSpringExpand 4s ease-in-out infinite alternate;
}
@keyframes gkSpringPulse {
  from { transform: scaleX(0.95); }
  to   { transform: scaleX(1.05); }
}
@keyframes gkSpringExpand {
  from { transform: scaleX(0.85); }
  to   { transform: scaleX(1.25); }
}
.gk-spring-stage .gk-spring-ball {
  fill: var(--gold);
  filter: drop-shadow(0 0 4px rgba(212,175,55,0.65));
}

/* --- Chapter 08: Pinning magnet --- */
.gk-pin-stage .gk-pin-axis { stroke: var(--border); }
.gk-pin-stage .gk-pin-hvl {
  stroke: var(--gold);
  stroke-width: 2;
  stroke-dasharray: 4 4;
  animation: gkHVLGlow 3s ease-in-out infinite alternate;
}
.gk-pin-stage .gk-pin-magnet {
  fill: rgba(212,175,55,0.25);
  stroke: var(--gold);
  stroke-width: 1.4;
  animation: gkMagnetPull 3s ease-in-out infinite alternate;
  transform-origin: center;
}
@keyframes gkHVLGlow {
  from { stroke-opacity: 0.6; }
  to   { stroke-opacity: 1; }
}
@keyframes gkMagnetPull {
  from { transform: scale(1); opacity: 0.7; }
  to   { transform: scale(1.18); opacity: 1; }
}
.gk-pin-stage .gk-pin-spot {
  fill: var(--text);
  animation: gkSpotDrift 7s ease-in-out infinite alternate;
}
@keyframes gkSpotDrift {
  0%   { transform: translateX(-60px); }
  60%  { transform: translateX(-20px); }
  100% { transform: translateX(0px); }
}

/* --- Chapter 09: Brownian path simulator (first-passage) --- */
.gk-paths-stage .gk-path {
  fill: none;
  stroke: var(--gold);
  stroke-width: 0.7;
  opacity: 0.35;
}
.gk-paths-stage .gk-path.is-hit { stroke: #ffb866; opacity: 0.9; }
.gk-paths-stage .gk-barrier {
  stroke: var(--text-3);
  stroke-width: 1.2;
  stroke-dasharray: 6 4;
}
.gk-paths-stage .gk-axis { stroke: var(--border); }

/* --- Chapter 09: VRP gap (two-distribution overlay) --- */
.gk-vrp-stage .gk-dist {
  fill: rgba(212,175,55,0.18);
  stroke: var(--gold);
  stroke-width: 1.4;
}
.gk-vrp-stage .gk-dist.is-realized {
  fill: rgba(120,170,255,0.15);
  stroke: #6a9fff;
}
.gk-vrp-stage .gk-axis { stroke: var(--border); }
.gk-vrp-stage .gk-vrp-band {
  fill: rgba(212,175,55,0.22);
  stroke: var(--gold);
  stroke-width: 1;
  stroke-dasharray: 3 3;
}

/* --- Chapter 09: Log-moneyness twin number lines --- */
.gk-logmon-stage .gk-axis-line { stroke: var(--border); stroke-width: 1.4; }
.gk-logmon-stage .gk-tick { stroke: var(--text-3); stroke-width: 1; }
.gk-logmon-stage .gk-marker {
  fill: var(--gold);
  filter: drop-shadow(0 0 4px rgba(212,175,55,0.6));
  animation: gkMarkerSlide 8s ease-in-out infinite alternate;
}
@keyframes gkMarkerSlide {
  from { transform: translateX(0px); }
  to   { transform: translateX(180px); }
}
.gk-logmon-stage .gk-tag {
  fill: var(--text-2);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* --- Chapter 11: Payoff hockey-stick --- */
.gk-payoff-stage .gk-payoff-line {
  fill: none;
  stroke: var(--gold);
  stroke-width: 2;
  stroke-linejoin: round;
}
.gk-payoff-stage .gk-payoff-line.is-put { stroke: #6a9fff; }
.gk-payoff-stage .gk-axis { stroke: var(--border); }
.gk-payoff-stage .gk-strike-line {
  stroke: var(--text-3);
  stroke-width: 1;
  stroke-dasharray: 4 4;
}

/* --- Chapter 13: A-Z index grid --- */
.gk-az-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.55rem;
  margin: 1rem 0 1.5rem;
}
.gk-az-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 0.55rem 0.75rem;
  text-decoration: none;
  color: var(--text);
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  transition: border-color 0.18s ease, background 0.18s ease;
}
.gk-az-card:hover {
  border-color: rgba(212,175,55,0.55);
  background: rgba(212,175,55,0.05);
}
.gk-az-card-term {
  font-weight: 600;
  font-size: 0.92rem;
}
.gk-az-card-chap {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
}
.gk-az-letter {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin: 1.4rem 0 0.5rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--border);
}

/* All-Greeks summary table (used in chapter 04 wrap) */
.gk-greek-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.4rem;
  font-size: 0.86rem;
}
.gk-greek-table th,
.gk-greek-table td {
  text-align: left;
  padding: 0.55rem 0.7rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.gk-greek-table thead th {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
  font-weight: 600;
}
.gk-greek-table td:first-child {
  font-weight: 700;
  color: var(--gold);
  font-family: 'Inter', sans-serif;
  white-space: nowrap;
}
.gk-greek-table td code {
  font-family: var(--mono);
  color: var(--text-2);
  background: var(--bg);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 0.8em;
}

/* Reduced-motion safety for all Greekology animations */
@media (prefers-reduced-motion: reduce) {
  .gk-delta-stage .gk-ball,
  .gk-gamma-stage .gk-ball,
  .gk-theta-stage .gk-candle.is-fast,
  .gk-theta-stage .gk-candle.is-slow,
  .gk-theta-stage .gk-flame,
  .gk-vega-stage .gk-bell.is-wide,
  .gk-clock-stage .gk-hand.is-hedge,
  .gk-vanna-stage .gk-iv-bar,
  .gk-vanna-stage .gk-delta-arm,
  .gk-smile-stage .gk-smile-curve.is-anim,
  .gk-term-stage .gk-term-curve,
  .gk-spring-stage .gk-spring,
  .gk-spring-stage .gk-spring.is-neg,
  .gk-pin-stage .gk-pin-hvl,
  .gk-pin-stage .gk-pin-magnet,
  .gk-pin-stage .gk-pin-spot,
  .gk-logmon-stage .gk-marker {
    animation: none !important;
  }
}

/* =============================================
   NB LEVELS GUIDE — chapter-level visualizations
   Class family .nbl-*  (NB Levels). Same visual idiom as .gk-*
   for Greekology: gold-on-dark, subtle CSS-keyframe animation,
   bounded inside .vs-guide-fig wrappers.
   ============================================= */

/* Shared figure frame (mirrors .gk-fig) */
.nbl-fig {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 1.4rem;
  margin: 1.4rem 0;
}
.nbl-fig svg { width: 100%; height: auto; display: block; }
.nbl-fig-cap {
  margin-top: 0.9rem;
  color: var(--text-2);
  font-size: 0.88rem;
  line-height: 1.55;
  text-align: center;
  font-style: italic;
}
.nbl-fig-cap strong { color: var(--text); font-style: normal; }

/* ---------- Level-fan figure (ch. 00 intro, 01 foundation, hub hero) ---------- */
.nbl-fan-stage .nbl-axis { stroke: var(--border); stroke-width: 1; }
.nbl-fan-stage .nbl-level {
  stroke: var(--gold);
  stroke-width: 1.4;
  opacity: 0;
  /* One-shot reveal: lines cascade in and stay visible. No infinite-loop flash. */
  animation: nblFanReveal 2.5s ease-out forwards;
}
.nbl-fan-stage .nbl-level.is-faint { stroke-width: 1; opacity: 0; }
.nbl-fan-stage .nbl-level.is-active {
  stroke-width: 2;
  animation: nblFanReveal 2.5s ease-out forwards,
             nblLevelGlow 3s ease-in-out infinite alternate;
}
.nbl-fan-stage .nbl-tag {
  fill: var(--text-3);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.nbl-fan-stage .nbl-price-marker {
  fill: var(--gold);
  filter: drop-shadow(0 0 4px rgba(212,175,55,0.7));
  animation: nblPriceWalk 8s ease-in-out infinite alternate;
}
@keyframes nblFanReveal {
  0%   { opacity: 0; transform: translateX(-6px); }
  35%  { opacity: 0.85; transform: translateX(0); }
  90%  { opacity: 0.85; }
  100% { opacity: 0.85; }
}
.nbl-fan-stage .nbl-level.is-faint { animation-name: nblFanRevealFaint; }
@keyframes nblFanRevealFaint {
  0%   { opacity: 0; }
  35%  { opacity: 0.35; }
  100% { opacity: 0.35; }
}
@keyframes nblLevelGlow {
  from { filter: drop-shadow(0 0 0 rgba(212,175,55,0)); }
  to   { filter: drop-shadow(0 0 6px rgba(212,175,55,0.75)); }
}
@keyframes nblPriceWalk {
  0%   { transform: translateX(0px)   translateY(0px); }
  50%  { transform: translateX(80px)  translateY(-22px); }
  100% { transform: translateX(150px) translateY(8px); }
}

/* ---------- Three-reaction mini-charts (ch. 02 reading) ---------- */
.nbl-reaction-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 1.2rem 0;
}
@media (max-width: 980px) { .nbl-reaction-grid { grid-template-columns: 1fr; } }
.nbl-reaction-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.nbl-reaction-card.is-react { border-top: 3px solid #4a9b6c; }
.nbl-reaction-card.is-accelerate { border-top: 3px solid var(--gold); }
.nbl-reaction-card.is-fail { border-top: 3px solid #e07d70; }
.nbl-reaction-card-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
}
.nbl-reaction-card.is-react .nbl-reaction-card-label { color: #4a9b6c; }
.nbl-reaction-card.is-accelerate .nbl-reaction-card-label { color: var(--gold); }
.nbl-reaction-card.is-fail .nbl-reaction-card-label { color: #e07d70; }
.nbl-reaction-card-title { font-weight: 600; font-size: 0.95rem; }
.nbl-reaction-card-desc { color: var(--text-2); font-size: 0.85rem; line-height: 1.5; }
.nbl-reaction-chart {
  background: var(--bg);
  border-radius: var(--r-sm);
  border: 1px solid var(--border);
}
.nbl-reaction-chart svg { width: 100%; height: 130px; display: block; }
.nbl-reaction-chart .nbl-level-line {
  stroke: var(--gold);
  stroke-width: 1.4;
  stroke-dasharray: 4 3;
}
.nbl-reaction-chart .nbl-axis { stroke: var(--border); stroke-width: 0.8; }
/* Candlestick primitive — wick + body */
.nbl-candle .nbl-wick { stroke: var(--text-3); stroke-width: 1; }
.nbl-candle .nbl-body { stroke-width: 0.8; }
.nbl-candle.is-up   .nbl-body { fill: rgba(74,155,108,0.65); stroke: #4a9b6c; }
.nbl-candle.is-down .nbl-body { fill: rgba(224,125,112,0.65); stroke: #e07d70; }
.nbl-candle.is-fade { opacity: 0.35; }

/* Looping fade-in of candles inside each reaction chart.
   animation-fill-mode: backwards lets negative animation-delay show the
   cascade already mid-cycle on first paint (no blank-chart frame). */
.nbl-reaction-chart .nbl-candle {
  opacity: 0;
  animation: nblCandleTick 6s linear infinite;
  animation-fill-mode: backwards;
}
@keyframes nblCandleTick {
  0%, 100%       { opacity: 0; }
  10%, 88%       { opacity: 1; }
}

/* ---------- Topographic-map metaphor (ch. 01) ---------- */
.nbl-topo-stage .nbl-contour {
  fill: none;
  stroke: var(--gold);
  stroke-width: 1.2;
  opacity: 0.45;
}
.nbl-topo-stage .nbl-contour.is-active { opacity: 1; stroke-width: 1.8; }
.nbl-topo-stage .nbl-hiker {
  fill: var(--text);
  /* Walks right, then walks back left — no teleport at the loop boundary. */
  animation: nblHikerWalk 9s ease-in-out infinite alternate;
}
@keyframes nblHikerWalk {
  0%   { transform: translateX(0); }
  100% { transform: translateX(220px); }
}

/* ---------- Session timeline (ch. 03 through-session) ---------- */
.nbl-session-timeline {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.5rem;
  margin: 1.2rem 0;
}
@media (max-width: 980px) { .nbl-session-timeline { grid-template-columns: 1fr; } }
.nbl-session-window {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 0.7rem 0.8rem;
  position: relative;
  overflow: hidden;
}
.nbl-session-window.is-expansion  { border-top: 3px solid var(--gold); }
.nbl-session-window.is-firsthour  { border-top: 3px solid #d6a93b; }
.nbl-session-window.is-reversion  { border-top: 3px solid #6a9fff; }
.nbl-session-window.is-late       { border-top: 3px solid #c98a6a; }
.nbl-session-window.is-mechanical { border-top: 3px solid #888; }
.nbl-session-window-time {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
}
.nbl-session-window-name { font-weight: 600; margin-top: 0.2rem; font-size: 0.92rem; }
.nbl-session-window-tag {
  margin-top: 0.4rem;
  font-size: 0.78rem;
  color: var(--text-2);
  line-height: 1.45;
}

/* Sweeping-hand clock (ch. 03).
   Cap the visual width so it doesn't blow up to 700px and dwarf the page. */
.nbl-clock-stage {
  max-width: 360px;
  margin: 0 auto;
}
.nbl-clock-stage .nbl-clock-face {
  fill: none;
  stroke: var(--border);
  stroke-width: 1.2;
}
.nbl-clock-stage .nbl-clock-tick {
  stroke: var(--text-3);
  stroke-width: 1;
}
.nbl-clock-stage .nbl-clock-hand {
  stroke: var(--gold);
  stroke-width: 2;
  stroke-linecap: round;
  /* Pivot on the clock face center (120,110), not on the line's own bbox center. */
  transform-box: view-box;
  transform-origin: 120px 110px;
  animation: nblClockSweep 12s linear infinite;
}
@keyframes nblClockSweep {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
.nbl-clock-stage .nbl-clock-label {
  fill: var(--text-2);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-anchor: middle;
}

/* ---------- Market-memory overlay (ch. 04 why-they-work) ---------- */
.nbl-memory-stage .nbl-memory-axis { stroke: var(--border); }
.nbl-memory-stage .nbl-memory-level {
  stroke: var(--gold);
  stroke-width: 1.5;
  stroke-dasharray: 4 3;
}
.nbl-memory-stage .nbl-memory-trace {
  fill: none;
  stroke: var(--text-2);
  stroke-width: 1;
  opacity: 0;
  animation: nblMemoryFade 14s ease-in-out infinite;
}
.nbl-memory-stage .nbl-memory-trace.is-2 { animation-delay: -2s; }
.nbl-memory-stage .nbl-memory-trace.is-3 { animation-delay: -4s; }
.nbl-memory-stage .nbl-memory-trace.is-4 { animation-delay: -6s; }
.nbl-memory-stage .nbl-memory-trace.is-5 { animation-delay: -8s; }
@keyframes nblMemoryFade {
  0%, 100% { opacity: 0; }
  20%, 80% { opacity: 0.45; }
}
.nbl-memory-stage .nbl-memory-tag {
  fill: var(--text-3);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* Liquidity attractor dots */
.nbl-liquidity-stage .nbl-attractor-line {
  stroke: var(--gold);
  stroke-width: 1.4;
  stroke-dasharray: 4 3;
}
.nbl-liquidity-stage .nbl-dot {
  fill: var(--text-2);
  animation: nblDotMagnetize 5s ease-in-out infinite alternate;
}
.nbl-liquidity-stage .nbl-dot.is-1 { animation-delay: -0s; }
.nbl-liquidity-stage .nbl-dot.is-2 { animation-delay: -0.7s; }
.nbl-liquidity-stage .nbl-dot.is-3 { animation-delay: -1.4s; }
.nbl-liquidity-stage .nbl-dot.is-4 { animation-delay: -2.1s; }
.nbl-liquidity-stage .nbl-dot.is-5 { animation-delay: -2.8s; }
.nbl-liquidity-stage .nbl-dot.is-6 { animation-delay: -3.5s; }
@keyframes nblDotMagnetize {
  from { transform: translateY(0px); opacity: 0.55; }
  to   { transform: translateY(-14px); opacity: 1; }
}

/* ---------- Example mini-charts (ch. 05 examples) ---------- */
.nbl-example-chart {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 1rem;
  margin: 0.9rem 0;
}
.nbl-example-chart svg { width: 100%; height: auto; display: block; }
.nbl-example-chart .nbl-axis { stroke: var(--border); stroke-width: 0.8; }
.nbl-example-chart .nbl-level-line {
  stroke: var(--gold);
  stroke-width: 1.4;
  stroke-dasharray: 4 3;
}
.nbl-example-chart .nbl-annot {
  stroke: var(--text-2);
  stroke-width: 1;
  fill: none;
}
.nbl-example-chart .nbl-annot-label {
  fill: var(--text-2);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
}
.nbl-example-chart .nbl-time-label {
  fill: var(--text-3);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.1em;
}

/* ---------- Event-day mini-charts (ch. 07 event-days) ---------- */
.nbl-event-stage .nbl-axis { stroke: var(--border); stroke-width: 0.8; }
.nbl-event-stage .nbl-release-band {
  fill: rgba(224,125,112,0.18);
}
.nbl-event-stage .nbl-release-line {
  stroke: #e07d70;
  stroke-width: 1.4;
  stroke-dasharray: 3 3;
  animation: nblEventFlash 2.5s ease-in-out infinite alternate;
}
@keyframes nblEventFlash {
  from { stroke-opacity: 0.5; }
  to   { stroke-opacity: 1; }
}
.nbl-event-stage .nbl-event-label {
  fill: var(--text-2);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ---------- Cross-refs four-way diagram (ch. 08 cross-refs) ---------- */
.nbl-crossref-quad {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.6rem;
  max-width: 720px;
  margin: 1.2rem auto;
}
.nbl-crossref-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0.8rem;
  align-items: center;
}
.nbl-crossref-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 0.65rem 0.85rem;
}
.nbl-crossref-tile.is-center { border-color: rgba(212,175,55,0.5); background: rgba(212,175,55,0.06); }
.nbl-crossref-name {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
}
.nbl-crossref-tile.is-center .nbl-crossref-name { color: var(--gold); }
.nbl-crossref-body {
  margin-top: 0.3rem;
  color: var(--text-2);
  font-size: 0.85rem;
  line-height: 1.5;
}
.nbl-crossref-arrow {
  font-family: var(--mono);
  color: var(--gold);
  font-size: 1.1rem;
  text-align: center;
}

/* ---------- Playbook sizing bars (ch. 06 playbook) ---------- */
.nbl-sizing-stage { display: flex; flex-direction: column; gap: 0.55rem; padding: 0.4rem 0; }
.nbl-sizing-row { display: flex; align-items: center; gap: 0.8rem; }
.nbl-sizing-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
  min-width: 110px;
}
.nbl-sizing-bar {
  height: 14px;
  border-radius: 3px;
  background: var(--gold);
}
.nbl-sizing-row.is-a .nbl-sizing-bar { width: 100%; }
.nbl-sizing-row.is-b .nbl-sizing-bar { width: 50%; opacity: 0.7; }
.nbl-sizing-row.is-none .nbl-sizing-bar { width: 4%; opacity: 0.3; }
.nbl-sizing-value {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--text-2);
}

/* ---------- Hub hero (large level-fan visual on the hub) ---------- */
.nbl-hub-hero {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 1.4rem;
  margin-bottom: 1.4rem;
  position: relative;
  overflow: hidden;
}
.nbl-hub-hero svg { width: 100%; height: auto; max-height: 220px; display: block; }
.nbl-hub-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.6rem;
  margin: 1rem 0 1.6rem;
}
@media (max-width: 980px) { .nbl-hub-stats { grid-template-columns: repeat(2, 1fr); } }
.nbl-hub-stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 0.7rem 0.85rem;
}
.nbl-hub-stat-label {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
}
.nbl-hub-stat-value {
  font-weight: 700;
  font-size: 1rem;
  margin-top: 0.25rem;
  color: var(--text);
}

/* ---------- VWAP figures (ch. 04 vwap) ---------- */
.nbl-vwap-chart {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
}
.nbl-vwap-chart svg { width: 100%; height: 160px; display: block; }
.nbl-vwap-chart .nbl-axis { stroke: var(--border); stroke-width: 0.8; }
/* Premium / discount shading split at the VWAP mid-line */
.nbl-vwap-fill-premium  { fill: rgba(74,155,108,0.08); }
.nbl-vwap-fill-discount { fill: rgba(224,125,112,0.08); }
/* The VWAP mid-line — solid gold, draws left→right (pathLength=1 normalised) */
.nbl-vwap-line {
  fill: none;
  stroke: var(--gold);
  stroke-width: 1.8;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  animation: nblVwapDraw 2.8s ease-out forwards;
}
/* ±1σ / ±2σ envelopes — dashed, fainter; fade in after the mid-line */
.nbl-vwap-band {
  fill: none;
  stroke: var(--text-3);
  stroke-width: 1;
  stroke-dasharray: 3 3;
  opacity: 0;
  animation: nblVwapBand 2.8s ease-out forwards;
  animation-delay: 0.6s;
}
.nbl-vwap-band.is-2 { stroke-dasharray: 2 5; }
/* Static NB level that lands on a band = the confluence */
.nbl-vwap-chart .nbl-level-line {
  stroke: var(--gold);
  stroke-width: 1.6;
  stroke-dasharray: 6 3;
}
/* Glow dot where the level meets the −2σ band */
.nbl-vwap-confluence {
  fill: var(--gold);
  opacity: 0;
  filter: drop-shadow(0 0 5px rgba(212,175,55,0.85));
  animation: nblVwapPulse 3.2s ease-in-out infinite;
  animation-delay: 1.6s;
}
.nbl-vwap-label {
  fill: var(--text-3);
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.nbl-vwap-label.is-premium  { fill: #4a9b6c; }
.nbl-vwap-label.is-discount { fill: #e07d70; }
@keyframes nblVwapDraw { to { stroke-dashoffset: 0; } }
@keyframes nblVwapBand { 0% { opacity: 0; } 100% { opacity: 0.6; } }
@keyframes nblVwapPulse { 0%,100% { opacity: 0.25; } 50% { opacity: 1; } }

/* Reduced-motion safety for all NB Levels animations */
@media (prefers-reduced-motion: reduce) {
  .nbl-fan-stage .nbl-level,
  .nbl-fan-stage .nbl-level.is-active,
  .nbl-fan-stage .nbl-level.is-faint,
  .nbl-fan-stage .nbl-price-marker,
  .nbl-reaction-chart .nbl-candle,
  .nbl-topo-stage .nbl-hiker,
  .nbl-clock-stage .nbl-clock-hand,
  .nbl-memory-stage .nbl-memory-trace,
  .nbl-liquidity-stage .nbl-dot,
  .nbl-event-stage .nbl-release-line,
  .nbl-vwap-line,
  .nbl-vwap-band,
  .nbl-vwap-confluence {
    animation: none !important;
    opacity: 0.85;
    stroke-dashoffset: 0;
  }
}

/* =============================================
   ALGO NB v2 — methodology chips + vault lock
   ============================================= */

/* WFA / OOS chips that sit under the Eval Performance title */
.algo-method-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.65rem 0 1.2rem;
}
.algo-method-chip {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 0.34rem 0.78rem;
  border-radius: var(--r-full);
  background: rgba(212,175,55,0.08);
  border: 1px solid rgba(212,175,55,0.30);
  color: var(--gold-dark);
  font-weight: 700;
}

/* Vault CTA card — dark, gold-accented, sits BETWEEN the unlocked sections
   and the foggy locked vault below. Email is the only path forward. */
.algo-vault-cta {
  margin-top: 1.75rem;
  padding: clamp(2.5rem, 5vw, 3.5rem) clamp(1.5rem, 4vw, 3rem);
  border-radius: var(--r-lg);
  /* Clean white card with a faint gold halo + soft shadow — premium without
     screaming. Title + body use the page's normal dark text; the gold button
     stays vivid and pops harder on white than it did on the dark panel. */
  background:
    radial-gradient(80% 60% at 50% 0%, rgba(212,175,55,0.08), transparent 70%),
    #ffffff;
  border: 1px solid rgba(212,175,55,0.22);
  box-shadow:
    0 24px 56px rgba(0,0,0,0.06),
    0 4px 14px rgba(0,0,0,0.04),
    inset 0 1px 0 rgba(255,255,255,0.9);
  text-align: center;
  color: var(--text);
}
.algo-vault-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1.1rem;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(212,175,55,0.16), rgba(212,175,55,0.04));
  border: 1px solid rgba(212,175,55,0.40);
  color: var(--gold-dark);
}
.algo-vault-eyebrow {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.55rem;
}
.algo-vault-title {
  margin: 0 0 0.9rem;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.15;
  color: var(--text);
}
.algo-vault-body {
  max-width: 560px;
  margin: 0 auto 1.6rem;
  color: var(--text-2);
  font-size: 0.95rem;
  line-height: 1.65;
}
/* Static apply block — just a label + the email, no hyperlink, no button. */
.algo-vault-apply { text-align: center; }
.algo-vault-apply-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.5rem;
}
.algo-vault-apply-email {
  font-family: var(--mono);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.015em;
  color: var(--text);
  user-select: all;  /* one click + Ctrl+A / triple-click selects the whole address */
}

/* Locked vault wrapper — sections 5+ rendered inside but FADED OUT via a
   vertical mask gradient (no blur, no fog). Top sliver hints "there's
   content here", everything past ~30% down is fully transparent, so the
   eye is drawn to the email CTA above. Mirrors the reviews-style fade. */
.algo-vault-locked {
  position: relative;
  margin-top: 0;
}
.algo-vault-content {
  opacity: 0.28;
  -webkit-mask-image: linear-gradient(to bottom,
    rgba(0,0,0,0.55) 0%,
    rgba(0,0,0,0.18) 12%,
    rgba(0,0,0,0)    32%);
          mask-image: linear-gradient(to bottom,
    rgba(0,0,0,0.55) 0%,
    rgba(0,0,0,0.18) 12%,
    rgba(0,0,0,0)    32%);
  pointer-events: none;
  user-select: none;
}
/* Old fog/?-mark overlay retired — the fade does the work cleanly. Hidden
   in CSS rather than removed from markup so the structure stays stable. */
.algo-vault-fog { display: none; }