/*
 * Author: Yogabrata Mukhopadhyay
 * Organization: ManjuLab
 * Copyright (c) 2026 ManjuLab. All rights reserved.
 */
/* LLM Universe — orbital circular theme */

html { scroll-behavior: smooth; }

.llu-page {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
}

.llu-accent {
  background: linear-gradient(120deg, #67e8f9, #a78bfa 45%, #fbbf24);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.llu-breadcrumb {
  font-size: 0.82rem;
  color: #94a3b8;
  margin-bottom: 1rem;
}
.llu-breadcrumb a { color: #67e8f9; text-decoration: none; }
.llu-breadcrumb a:hover { text-decoration: underline; }

/* Hero */
.llu-hero {
  text-align: center;
  padding: 8px 12px 2rem;
  margin-bottom: 0.5rem;
}
.llu-hero .eyebrow {
  color: #67e8f9;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.llu-hero h1 {
  font-size: clamp(1.75rem, 4.5vw, 2.6rem);
  font-weight: 800;
  color: #f8fafc;
  margin: 0.5rem 0 0.75rem;
}
.llu-lead {
  color: #94a3b8;
  max-width: 680px;
  margin: 0 auto 0.75rem;
  line-height: 1.65;
  font-size: 0.95rem;
}
.llu-mission {
  color: #cbd5e1;
  max-width: 720px;
  margin: 0 auto 1.25rem;
  line-height: 1.65;
  font-size: 0.88rem;
}
.llu-hero-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  align-items: center;
  position: relative;
}
.llu-search-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0.5rem 0.9rem;
  border-radius: 50px;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(103, 232, 249, 0.25);
  min-width: min(360px, 90vw);
}
.llu-search-wrap input {
  flex: 1;
  border: none;
  background: transparent;
  color: #f1f5f9;
  font-size: 0.9rem;
  outline: none;
}
.llu-jump-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  z-index: 30;
  min-width: 240px;
  padding: 8px;
  border-radius: 14px;
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(103, 232, 249, 0.2);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.llu-jump-link {
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  color: #cbd5e1;
  text-decoration: none;
  font-size: 0.85rem;
  text-align: left;
}
.llu-jump-link:hover {
  background: rgba(103, 232, 249, 0.12);
  color: #67e8f9;
}

/* Viewport rows — one elliptical universe per row */
.llu-stage { margin-bottom: 1rem; }

.llu-viewport-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(16px, 3vw, 24px);
  min-height: min(88vh, 820px);
  padding: clamp(12px, 2vw, 20px) 0;
  scroll-margin-top: 80px;
}

.llu-viewport-row--single {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: min(72vh, 640px);
  padding: clamp(20px, 4vw, 36px) 0;
}

.llu-universe {
  position: relative;
  display: flex;
  flex-direction: column;
  border-radius: 24px;
  padding: 1.25rem 1rem 1.5rem;
  background: linear-gradient(165deg, rgba(15, 23, 42, 0.85), rgba(30, 41, 59, 0.45));
  border: 1px solid rgba(148, 163, 184, 0.12);
  overflow: hidden;
  min-height: 380px;
  box-shadow: inset 0 0 80px var(--llu-glow, transparent);
}

.llu-universe--orbital {
  width: min(92vw, 720px);
  height: min(72vw, 520px);
  min-height: 420px;
  padding: 0;
  border-radius: 50%;
  border: 2px solid color-mix(in srgb, var(--llu-accent, #67e8f9) 28%, transparent);
  background:
    radial-gradient(ellipse 70% 58% at 50% 50%, color-mix(in srgb, var(--llu-glow, #67e8f9) 18%, transparent), transparent 72%),
    radial-gradient(ellipse 100% 100% at 50% 50%, rgba(15, 23, 42, 0.92), rgba(2, 6, 23, 0.98));
  overflow: visible;
  box-shadow:
    inset 0 0 100px color-mix(in srgb, var(--llu-glow, transparent) 35%, transparent),
    0 24px 60px rgba(0, 0, 0, 0.35);
}

.llu-universe-orbit-ellipse {
  position: absolute;
  left: 50%;
  top: 50%;
  width: calc(var(--orbit-rx, 248px) * 2);
  height: calc(var(--orbit-ry, 168px) * 2);
  transform: translate(-50%, -50%);
  border: 1px dashed color-mix(in srgb, var(--llu-accent, #67e8f9) 35%, transparent);
  border-radius: 50%;
  pointer-events: none;
  animation: llu-spin 80s linear infinite;
}

.llu-universe-orbit-ellipse--inner {
  width: calc(var(--orbit-rx, 248px) * 1.35);
  height: calc(var(--orbit-ry, 168px) * 1.35);
  opacity: 0.45;
  animation-direction: reverse;
  animation-duration: 110s;
}

.llu-planets-orbit {
  position: absolute;
  inset: 0;
  pointer-events: none;
  transform: scaleY(calc(var(--orbit-ry, 168px) / var(--orbit-rx, 248px)));
}

.llu-orbit-anchor {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 0;
  height: 0;
  pointer-events: auto;
  transform:
    rotate(var(--slot-angle))
    translateX(var(--orbit-rx, 248px))
    rotate(calc(-1 * var(--slot-angle)));
}

.llu-orbit-anchor .llu-planet-system {
  transform: translate(-50%, -50%);
}

.llu-universe-core {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: clamp(108px, 22vw, 148px);
  height: clamp(108px, 22vw, 148px);
  border-radius: 50%;
  border: 2px solid color-mix(in srgb, var(--llu-accent, #67e8f9) 55%, transparent);
  background: radial-gradient(circle at 32% 28%, color-mix(in srgb, var(--llu-accent) 30%, #1e293b), #0f172a);
  color: #f8fafc;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 12px;
  text-align: center;
  z-index: 6;
  box-shadow: 0 0 40px color-mix(in srgb, var(--llu-accent) 35%, transparent);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s;
}

.llu-universe-core:hover,
.llu-universe-core:focus-visible {
  transform: translate(-50%, -50%) scale(1.06);
  box-shadow: 0 0 56px color-mix(in srgb, var(--llu-accent) 50%, transparent);
  outline: none;
}

.llu-universe-core-title {
  font-size: 0.72rem;
  font-weight: 800;
  line-height: 1.25;
}

.llu-universe-core-meta {
  font-size: 0.58rem;
  color: #94a3b8;
  line-height: 1.3;
}

.llu-universe-core .llu-info-icon {
  position: absolute;
  top: 8px;
  right: 8px;
  font-size: 0.85rem;
  opacity: 0.75;
}

.llu-overflow-btn--orbital {
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 7;
}

.llu-narrative-cta {
  text-align: center;
  margin-top: 2rem;
  padding-top: 0.5rem;
}

.llu-smb-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1rem;
  padding: 0.85rem 1.5rem;
}

.llu-narrative-cta-lead {
  margin: 1rem auto 0;
  max-width: 520px;
  color: #94a3b8;
  font-size: 0.88rem;
  line-height: 1.65;
}

.llu-galaxy-orbit {
  position: relative;
  width: min(92vw, 640px);
  height: min(72vw, 480px);
  margin: 0 auto 1.5rem;
  border-radius: 50%;
  border: 1px solid rgba(103, 232, 249, 0.2);
  background: radial-gradient(ellipse 80% 70% at 50% 50%, rgba(15, 23, 42, 0.9), rgba(2, 6, 23, 0.95));
}

.llu-galaxy-orbit-core {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 88px;
  height: 88px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  background: radial-gradient(circle at 30% 25%, rgba(103, 232, 249, 0.25), rgba(15, 23, 42, 0.95));
  border: 2px solid rgba(103, 232, 249, 0.35);
  color: #67e8f9;
  font-size: 1.4rem;
  box-shadow: 0 0 32px rgba(103, 232, 249, 0.2);
}

.llu-galaxy-orbit-core small {
  font-size: 0.52rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #94a3b8;
}

.llu-galaxy-orbit-track {
  position: absolute;
  inset: 0;
  transform: scaleY(calc(var(--pillar-ry, 165px) / var(--pillar-rx, 220px)));
}

.llu-galaxy-card--orbit {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(34vw, 148px);
  height: min(34vw, 148px);
  margin: 0;
  padding: 14px 12px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  transform:
    rotate(var(--pillar-angle))
    translateX(var(--pillar-rx, 220px))
    rotate(calc(-1 * var(--pillar-angle)))
    translate(-50%, -50%);
  background: linear-gradient(165deg, rgba(30, 41, 59, 0.92), rgba(15, 23, 42, 0.88));
  border: 1px solid rgba(103, 232, 249, 0.22);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
}

.llu-galaxy-card--orbit h3 {
  font-size: 0.72rem;
  margin: 4px 0 2px;
}

.llu-galaxy-card--orbit p {
  font-size: 0.62rem;
  line-height: 1.35;
  margin: 0;
  color: #94a3b8;
}

.llu-galaxy-card--orbit .llu-galaxy-icon {
  font-size: 1.15rem;
  margin-bottom: 0;
}

.llu-universe::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 30%, var(--llu-glow, transparent), transparent 65%);
  pointer-events: none;
  opacity: 0.35;
}

.llu-universe-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  color: inherit;
  cursor: pointer;
  padding: 0 4px 12px;
  position: relative;
  z-index: 2;
}
.llu-universe-header:hover h2 { color: var(--llu-accent, #67e8f9); }
.llu-universe-icon { font-size: 1.75rem; line-height: 1; }
.llu-universe-header h2 {
  font-size: 1.05rem;
  font-weight: 800;
  color: #f1f5f9;
  margin: 0 0 4px;
  transition: color 0.25s;
}
.llu-universe-header p {
  font-size: 0.72rem;
  color: #64748b;
  margin: 0;
}
.llu-info-icon {
  margin-left: auto;
  color: var(--llu-accent, #67e8f9);
  opacity: 0.7;
}

.llu-constellation {
  position: absolute;
  inset: 0;
  color: var(--llu-accent, #67e8f9);
  pointer-events: none;
  opacity: 0.5;
}
.llu-constellation svg { width: 100%; height: 100%; }

/* Planet field */
.llu-planets-field {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-content: center;
  gap: clamp(20px, 4vw, 36px);
  padding: 1rem 0.5rem;
  position: relative;
  z-index: 2;
}

.llu-planet-system {
  position: relative;
  width: calc(var(--planet-size, 90px) + 100px);
  height: calc(var(--planet-size, 90px) + 100px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.llu-orbit-track {
  position: absolute;
  width: calc(var(--planet-size, 90px) + 72px);
  height: calc(var(--planet-size, 90px) + 72px);
  border-radius: 50%;
  border: 1px dashed rgba(148, 163, 184, 0.2);
  animation: llu-spin 40s linear infinite;
}

.llu-sat-orbit {
  position: absolute;
  width: 100%;
  height: 100%;
}

.llu-planet {
  position: relative;
  width: var(--planet-size, 90px);
  height: var(--planet-size, 90px);
  border-radius: 50%;
  border: 2px solid color-mix(in srgb, var(--accent, #67e8f9) 50%, transparent);
  background: radial-gradient(circle at 28% 22%, color-mix(in srgb, var(--accent) 35%, #1e293b), #0f172a);
  color: #f8fafc;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 8px;
  z-index: 3;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s;
  box-shadow: 0 0 24px color-mix(in srgb, var(--accent) 25%, transparent);
}
.llu-planet:hover,
.llu-planet:focus-visible {
  transform: scale(1.08);
  box-shadow: 0 0 40px color-mix(in srgb, var(--accent) 45%, transparent);
  outline: none;
}
.llu-planet-glow {
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 20%, transparent), transparent 70%);
  pointer-events: none;
}
.llu-planet-name {
  font-size: 0.62rem;
  font-weight: 800;
  line-height: 1.25;
  position: relative;
  z-index: 1;
}
.llu-live-dot {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 8px #34d399;
  animation: llu-pulse 2s ease-in-out infinite;
}

.llu-satellite {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 28px;
  height: 28px;
  margin: -14px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  transform: rotate(var(--angle)) translateX(calc(var(--planet-size, 90px) * 0.5 + 36px)) rotate(calc(-1 * var(--angle)));
  z-index: 4;
}
.llu-satellite-core {
  display: block;
  width: 12px;
  height: 12px;
  margin: 0 auto;
  border-radius: 50%;
  background: var(--accent, #67e8f9);
  box-shadow: 0 0 10px var(--accent, #67e8f9);
  transition: transform 0.25s;
}
.llu-satellite:hover .llu-satellite-core,
.llu-satellite:focus-visible .llu-satellite-core {
  transform: scale(1.4);
}
.llu-satellite-label {
  display: block;
  font-size: 0.5rem;
  color: #94a3b8;
  text-align: center;
  margin-top: 2px;
  max-width: 56px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.2s;
}
.llu-satellite:hover .llu-satellite-label { opacity: 1; }

.llu-more-sats {
  position: absolute;
  bottom: 0;
  font-size: 0.62rem;
  color: #64748b;
  font-weight: 700;
}

.llu-overflow-btn {
  align-self: center;
  margin-top: 8px;
  padding: 0.4rem 0.9rem;
  border-radius: 50px;
  border: 1px solid rgba(103, 232, 249, 0.3);
  background: rgba(15, 23, 42, 0.6);
  color: #67e8f9;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  position: relative;
  z-index: 2;
}

.llu-empty {
  text-align: center;
  color: #64748b;
  padding: 3rem;
}

@keyframes llu-spin {
  to { transform: rotate(360deg); }
}
@keyframes llu-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

/* Drawer */
.llu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(2, 6, 23, 0.72);
  backdrop-filter: blur(6px);
  z-index: 3000;
}
.llu-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(480px, 100%);
  height: 100%;
  z-index: 3001;
  background: linear-gradient(180deg, #0f172a, #1e293b);
  border-left: 1px solid rgba(103, 232, 249, 0.2);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: -12px 0 48px rgba(0, 0, 0, 0.45);
}
.llu-drawer.is-open { transform: translateX(0); }

.llu-drawer-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 1.25rem 1.25rem 1rem;
  border-bottom: 1px solid rgba(103, 232, 249, 0.12);
}
.llu-drawer-type {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #67e8f9;
  margin: 0 0 4px;
}
.llu-drawer-head h2 {
  font-size: 1.25rem;
  font-weight: 800;
  color: #f8fafc;
  margin: 0;
  line-height: 1.2;
  word-break: break-word;
}
.llu-drawer-sub {
  font-size: 0.82rem;
  color: #94a3b8;
  margin: 4px 0 0;
}
.llu-drawer-close {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid rgba(103, 232, 249, 0.25);
  background: rgba(15, 23, 42, 0.8);
  color: #f1f5f9;
  cursor: pointer;
  flex-shrink: 0;
}
.llu-drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem;
}
.llu-drawer-foot {
  padding: 1rem 1.25rem;
  border-top: 1px solid rgba(103, 232, 249, 0.12);
}
.llu-drawer-desc {
  color: #cbd5e1;
  font-size: 0.9rem;
  line-height: 1.65;
  margin-bottom: 1rem;
}
.llu-meta-list {
  margin: 0 0 1rem;
}
.llu-meta-list div {
  margin-bottom: 0.65rem;
}
.llu-meta-list dt {
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #64748b;
}
.llu-meta-list dd {
  font-size: 0.88rem;
  color: #e2e8f0;
  margin: 2px 0 0;
}
.llu-drawer-section-title {
  font-size: 0.85rem;
  font-weight: 800;
  color: #f1f5f9;
  margin: 1rem 0 0.5rem;
}
.llu-drawer-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.llu-list-btn {
  width: 100%;
  text-align: left;
  padding: 0.55rem 0.65rem;
  border-radius: 8px;
  border: 1px solid transparent;
  background: rgba(15, 23, 42, 0.5);
  color: #e2e8f0;
  font-size: 0.82rem;
  cursor: pointer;
  margin-bottom: 4px;
  display: flex;
  justify-content: space-between;
}
.llu-list-btn:hover {
  border-color: rgba(103, 232, 249, 0.3);
  background: rgba(103, 232, 249, 0.08);
}
.llu-caps {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 0.75rem;
}
.llu-cap, .llu-tag {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  background: rgba(167, 139, 250, 0.15);
  border: 1px solid rgba(167, 139, 250, 0.3);
  color: #c4b5fd;
}
.llu-tag {
  display: inline-block;
  margin: 0 4px 4px 0;
}

/* Live demo — bring your own key */
.llu-demo-disclaimer {
  margin: 0;
  padding: 0.65rem 0.75rem;
  border-radius: 10px;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(52, 211, 153, 0.25);
  color: #94a3b8;
  font-size: 0.78rem;
  line-height: 1.55;
}
.llu-demo-disclaimer strong { color: #6ee7b7; }
.llu-demo-key {
  width: 100%;
  border-radius: 10px;
  border: 1px solid rgba(103, 232, 249, 0.25);
  background: rgba(2, 6, 23, 0.75);
  color: #f1f5f9;
  padding: 0.65rem 0.75rem;
  font-size: 0.85rem;
  font-family: ui-monospace, monospace;
}
.llu-demo-vault {
  margin-top: 4px;
  padding: 0.85rem;
  border-radius: 12px;
  background: rgba(30, 41, 59, 0.55);
  border: 1px solid rgba(251, 191, 36, 0.25);
}
.llu-demo-vault-lead {
  margin: 0 0 0.5rem;
  color: #fde68a;
  font-size: 0.82rem;
  font-weight: 700;
}
.llu-demo-vault-consent {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  font-size: 0.76rem;
  color: #cbd5e1;
  line-height: 1.45;
  margin-bottom: 0.65rem;
}
.llu-demo-vault-note {
  margin: 0.5rem 0 0;
  font-size: 0.68rem;
  color: #64748b;
}
.llu-demo-hint { font-size: 0.75rem; margin-top: 6px; }
.llu-demo-active { display: flex; flex-direction: column; gap: 10px; }
.llu-demo-label { font-size: 0.75rem; font-weight: 700; color: #94a3b8; }
.llu-demo-input {
  width: 100%;
  border-radius: 10px;
  border: 1px solid rgba(103, 232, 249, 0.2);
  background: rgba(2, 6, 23, 0.6);
  color: #f1f5f9;
  padding: 0.65rem 0.75rem;
  font-size: 0.85rem;
  resize: vertical;
}
.llu-demo-output {
  min-height: 100px;
  max-height: 220px;
  overflow: auto;
  padding: 0.75rem;
  border-radius: 10px;
  background: #020617;
  border: 1px solid rgba(52, 211, 153, 0.2);
  color: #6ee7b7;
  font-size: 0.78rem;
  line-height: 1.5;
  white-space: pre-wrap;
  font-family: ui-monospace, monospace;
}
.llu-prompt { color: #67e8f9; }

/* Impact + message (reuse gratitude patterns) */
.llu-section { margin-bottom: 2.5rem; padding: 0 8px; }
.llu-section-head { text-align: center; margin-bottom: 1.5rem; }
.llu-section-head h2 {
  font-size: 1.35rem;
  font-weight: 800;
  color: #f1f5f9;
}
.llu-section-head p { color: #94a3b8; font-size: 0.9rem; }
.llu-impact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
}
.llu-impact-card {
  padding: 1.15rem;
  border-radius: 16px;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(103, 232, 249, 0.12);
}
.llu-impact-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(99, 102, 241, 0.2);
  color: #67e8f9;
  margin-bottom: 10px;
}
.llu-impact-card h3 {
  font-size: 0.9rem;
  font-weight: 800;
  color: #f1f5f9;
  margin-bottom: 6px;
}
.llu-impact-card p {
  font-size: 0.8rem;
  color: #94a3b8;
  line-height: 1.55;
  margin: 0;
}
.llu-message-panel {
  padding: 1.5rem;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.9), rgba(49, 46, 129, 0.3));
  border: 1px solid rgba(167, 139, 250, 0.25);
  margin-bottom: 1rem;
}
.llu-message-panel h2 {
  font-size: 1.1rem;
  font-weight: 800;
  color: #f8fafc;
  margin-bottom: 0.75rem;
}
.llu-message-panel p {
  color: #cbd5e1;
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 0.75rem;
}
.llu-quote-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

/* Reveal — visible by default; animate when JS adds class */
.llu-page .reveal,
.llu-universe.reveal {
  opacity: 1;
  transform: none;
}
html.js-llu-reveal .llu-page .reveal:not(.is-visible),
html.js-llu-reveal .llu-universe.reveal:not(.is-visible) {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
html.js-llu-reveal .llu-page .reveal.is-visible,
html.js-llu-reveal .llu-universe.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 900px) {
  .llu-viewport-row {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .llu-universe { min-height: 420px; }
}

@media (max-width: 600px) {
  .llu-planet-system {
    width: calc(var(--planet-size, 80px) + 80px);
    height: calc(var(--planet-size, 80px) + 80px);
  }
  .llu-drawer { width: 100%; }
}

/* ── Narrative: AI Black Hole ─────────────────────────────── */
.llu-narrative {
  margin-bottom: 2.5rem;
  padding: 0 8px;
}
.llu-narrative-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 1.5rem;
}
.llu-narrative-eyebrow {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #67e8f9;
  margin-bottom: 0.5rem;
}
.llu-narrative-head h2 {
  font-size: clamp(1.35rem, 3.5vw, 1.85rem);
  font-weight: 800;
  color: #f8fafc;
  margin: 0 0 0.75rem;
}
.llu-narrative-lead,
.llu-narrative-note,
.llu-narrative-closing {
  color: #94a3b8;
  font-size: 0.9rem;
  line-height: 1.7;
  margin: 0 auto;
  max-width: 680px;
}
.llu-narrative-note { margin-top: 1.25rem; text-align: center; }
.llu-narrative-closing {
  text-align: center;
  margin-top: 1.5rem;
  color: #cbd5e1;
}

.llu-black-hole-stage,
.llu-gravity-planet,
.llu-particle,
.llu-gravity-edge,
.llu-edge-actor,
.llu-bh-viz,
.llu-bh-svg { display: none; }

/* ── Elliptical black hole orbit stage (v5) ───────────────── */
.llu-bh-orbit-stage {
  position: relative;
  width: min(96vw, 980px);
  height: min(82vw, 700px);
  min-height: 580px;
  margin: 0 auto 1.25rem;
  border-radius: 50%;
  border: 2px solid rgba(15, 23, 42, 0.1);
  background:
    radial-gradient(ellipse 100% 100% at 50% 50%, #f1f5f9 0%, #e2e8f0 55%, #cbd5e1 100%);
  box-shadow:
    0 24px 64px rgba(15, 23, 42, 0.12),
    inset 0 0 0 1px rgba(255, 255, 255, 0.6);
  overflow: visible;
}
.llu-bh-orbit-stage::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 40%;
  transform: translate(-50%, -50%);
  width: 82%;
  height: 68%;
  border-radius: 50%;
  z-index: 0;
  background:
    radial-gradient(ellipse 72% 58% at 50% 38%, rgba(0, 0, 0, 0.96), transparent 72%),
    radial-gradient(ellipse 100% 100% at 50% 50%, rgba(15, 23, 42, 0.98), rgba(2, 6, 23, 1));
  box-shadow: inset 0 0 120px rgba(0, 0, 0, 0.9);
  pointer-events: none;
}
.llu-bh-orbit-stage > * {
  position: relative;
  z-index: 1;
}

.llu-bh-ellipse {
  position: absolute;
  left: 50%;
  top: 42%;
  transform: translate(-50%, -50%);
  border: 1px dashed rgba(103, 232, 249, 0.18);
  border-radius: 50%;
  pointer-events: none;
}
.llu-bh-ellipse--outer {
  width: 98%;
  height: 84%;
  animation: llu-bh-spin 90s linear infinite;
}
.llu-bh-ellipse--mid {
  width: 84%;
  height: 68%;
  opacity: 0.72;
  animation: llu-bh-spin 72s linear infinite reverse;
}
.llu-bh-ellipse--inner {
  width: 66%;
  height: 52%;
  opacity: 0.55;
  animation: llu-bh-spin 63s linear infinite;
}

.llu-bh-singularity {
  position: absolute;
  left: 50%;
  top: 28%;
  transform: translate(-50%, -50%);
  width: 248px;
  height: 124px;
  z-index: 12;
}
.llu-bh-singularity-pull {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 340px;
  height: 340px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 0, 0, 0.9) 0%, transparent 70%);
  animation: llu-bh-pull-pulse 2.2s ease-in-out infinite;
  z-index: -1;
}
@keyframes llu-bh-pull-pulse {
  0%, 100% { transform: translate(-50%, -50%) scale(0.85); opacity: 0.6; }
  50% { transform: translate(-50%, -50%) scale(1.1); opacity: 1; }
}
.llu-bh-disk {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(from 90deg, #f472b6, #fbbf24, #67e8f9, #a78bfa, #f472b6);
  opacity: 0.8;
  filter: blur(1px);
  animation: llu-bh-disk-spin 17s linear infinite;
}
.llu-bh-void {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 58%;
  height: 48%;
  border-radius: 50%;
  background: radial-gradient(circle, #000 0%, #020617 70%, transparent 100%);
}
.llu-bh-singularity-label {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  font-size: 0.62rem;
  font-weight: 900;
  letter-spacing: 0.18em;
  color: #64748b;
  z-index: 2;
}
.llu-bh-token-banner {
  position: absolute;
  left: 50%;
  top: -28px;
  transform: translateX(-50%);
  white-space: nowrap;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: #f9a8d4;
  text-shadow: 0 0 18px rgba(244, 114, 182, 0.45);
}

.llu-bh-giant-field {
  position: absolute;
  inset: 0;
  transform: scaleY(0.72);
  transform-origin: 42% 50%;
  pointer-events: none;
}
.llu-bh-giant-orbit {
  position: absolute;
  left: 50%;
  top: 42%;
  width: 0;
  height: 0;
  animation: llu-bh-giant-orbit var(--orbit-duration, 96s) linear infinite;
  animation-delay: var(--orbit-delay, 0s);
}
@keyframes llu-bh-giant-orbit {
  from { transform: rotate(var(--orbit-phase, 0deg)) translateX(min(46vw, 400px)); }
  to { transform: rotate(calc(var(--orbit-phase, 0deg) + 360deg)) translateX(min(46vw, 400px)); }
}

.llu-bh-giant {
  position: absolute;
  left: 0;
  top: 0;
  transform: translate(-50%, -50%) scaleY(1.39);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-decoration: none;
  pointer-events: auto;
  transition: filter 0.3s;
  z-index: 8;
}
.llu-bh-giant:hover {
  filter: drop-shadow(0 0 16px rgba(103, 232, 249, 0.45));
}
.llu-bh-giant-logo {
  display: flex;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.55);
  border: 2px solid rgba(148, 163, 184, 0.35);
  animation: llu-bh-giant-grow 10s ease-in-out infinite alternate;
}
@keyframes llu-bh-giant-grow {
  0% { transform: scale(1); }
  100% { transform: scale(1.38); box-shadow: 0 0 32px rgba(103, 232, 249, 0.35); }
}
.llu-bh-giant--hyperscaler .llu-bh-giant-logo {
  width: 76px;
  height: 76px;
  border-radius: 16px;
  border-width: 3px;
  box-shadow: 0 10px 36px rgba(0, 0, 0, 0.35);
}
.llu-bh-giant--hyperscaler.llu-bh-giant--token .llu-bh-giant-logo,
.llu-bh-giant--hyperscaler.llu-bh-giant--gpu .llu-bh-giant-logo {
  border-width: 3px;
}
.llu-bh-giant--hyperscaler[data-logo="microsoft"] .llu-bh-giant-logo,
.llu-bh-giant--hyperscaler .llu-bh-giant-logo:has(svg) {
  background: #fff;
}
.llu-bh-giant--hyperscaler .llu-bh-giant-name {
  font-size: 0.68rem;
  color: #f8fafc;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.85);
}
.llu-bh-giant-logo svg { width: 100%; height: 100%; display: block; }
.llu-bh-giant-name {
  font-size: 0.58rem;
  font-weight: 800;
  color: #e2e8f0;
  letter-spacing: 0.04em;
}
.llu-bh-giant-share {
  font-size: 0.5rem;
  font-weight: 700;
  color: #94a3b8;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  background: rgba(15, 23, 42, 0.8);
}
.llu-bh-giant--token .llu-bh-giant-logo {
  border-color: rgba(244, 114, 182, 0.85);
  box-shadow: 0 0 24px rgba(244, 114, 182, 0.5);
  animation: llu-bh-pulse-token 3.6s ease-in-out infinite;
}
.llu-bh-giant--token .llu-bh-giant-share {
  color: #f9a8d4;
  border: 1px solid rgba(244, 114, 182, 0.5);
}
.llu-bh-giant--gpu .llu-bh-giant-logo {
  border-color: rgba(118, 185, 0, 0.85);
  box-shadow: 0 0 20px rgba(118, 185, 0, 0.45);
}
.llu-bh-giant--gpu .llu-bh-giant-share { color: #86efac; }

@keyframes llu-bh-pulse-token {
  0%, 100% { box-shadow: 0 0 20px rgba(244, 114, 182, 0.4); }
  50% { box-shadow: 0 0 36px rgba(244, 114, 182, 0.75); }
}
@keyframes llu-bh-spin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}
@keyframes llu-bh-disk-spin {
  to { transform: rotate(360deg); }
}

.llu-bh-figure {
  margin: 0 0 1rem;
  overflow: visible;
}

@media (max-width: 640px) {
  .llu-bh-orbit-stage {
    min-height: 520px;
    height: auto;
    aspect-ratio: 1 / 1.05;
  }
  .llu-bh-stakeholder-row {
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
  }
  .llu-bh-stakeholder {
    flex: 0 1 calc(33% - 8px);
    max-width: none;
  }
  .llu-bh-stakeholder-label {
    font-size: 0.5rem;
  }
  .llu-bh-extract-coin {
    width: 22px;
    height: 22px;
    font-size: 0.75rem;
    margin-left: -11px;
  }
}

.llu-bh-extraction-layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}
.llu-bh-thread {
  fill: none;
  stroke: url(#llu-thread-red);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-dasharray: 14 10;
  opacity: 0.75;
  animation: llu-bh-thread-flow 2.2s linear infinite;
}
.llu-bh-thread--d2 { animation-delay: 0.4s; }
.llu-bh-thread--d3 { animation-delay: 0.8s; }
.llu-bh-thread--d4 { animation-delay: 1.2s; }
.llu-bh-thread--d5 { animation-delay: 1.6s; }
.llu-bh-thread--d6 { animation-delay: 2s; }
.llu-bh-thread--d7 { animation-delay: 2.4s; }
.llu-bh-thread-ring {
  stroke: rgba(225, 29, 72, 0.2);
  stroke-width: 1.5;
  stroke-dasharray: 8 8;
}
@keyframes llu-bh-thread-flow {
  from { stroke-dashoffset: 0; }
  to { stroke-dashoffset: -48; }
}

/* Currency extraction: stakeholders → giants → black hole */
.llu-bh-extract-stream {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 11;
  overflow: visible;
}
.llu-bh-extract-coin {
  position: absolute;
  left: var(--coin-left, 50%);
  bottom: 14%;
  margin-left: -14px;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  font-weight: 900;
  color: #fef3c7;
  background: linear-gradient(145deg, #166534, #14532d);
  border: 2px solid #86efac;
  border-radius: 50%;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.5), 0 0 12px rgba(250, 204, 21, 0.4);
  animation: llu-bh-coin-to-hole 5.2s ease-in infinite;
  animation-delay: var(--coin-delay, 0s);
  opacity: 0;
}
.llu-bh-extract-coin--EUR {
  background: linear-gradient(145deg, #1e3a8a, #1e40af);
  border-color: #93c5fd;
  color: #dbeafe;
}
.llu-bh-extract-coin--INR {
  background: linear-gradient(145deg, #14532d, #166534);
  border-color: #86efac;
}
.llu-bh-extract-coin--CNY,
.llu-bh-extract-coin--JPY {
  background: linear-gradient(145deg, #991b1b, #7f1d1d);
  border-color: #fca5a5;
  color: #fecaca;
}
.llu-bh-extract-coin--GBP {
  background: linear-gradient(145deg, #334155, #1e293b);
  border-color: #cbd5e1;
  color: #f8fafc;
}
@keyframes llu-bh-coin-to-hole {
  0% {
    opacity: 0;
    transform: translate(0, 0) scale(1);
  }
  8% {
    opacity: 1;
  }
  45% {
    opacity: 1;
    transform: translate(calc(var(--coin-drift, 0px) * 0.55), -38%) scale(0.9);
  }
  85% {
    opacity: 0.6;
    transform: translate(var(--coin-drift, 0px), -72%) scale(0.35);
  }
  100% {
    opacity: 0;
    transform: translate(var(--coin-drift, 0px), -78%) scale(0.05);
  }
}

.llu-bh-stakeholders {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 2%;
  z-index: 14;
  padding: 0 2%;
  pointer-events: none;
}
.llu-bh-stakeholders-eyebrow {
  margin: 0 0 10px;
  text-align: center;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #fda4af;
}
.llu-bh-stakeholder-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 6px;
  width: 100%;
  max-width: 100%;
  padding: 0 1%;
}
.llu-bh-stakeholder {
  flex: 1 1 0;
  min-width: 0;
  max-width: 110px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
  padding: 8px 4px 6px;
  border-radius: 12px;
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid rgba(251, 113, 133, 0.35);
  animation: llu-bh-stake-shrink 10s ease-in-out infinite alternate;
}
.llu-bh-stakeholder:nth-child(2) { animation-delay: 1s; }
.llu-bh-stakeholder:nth-child(3) { animation-delay: 2s; }
.llu-bh-stakeholder:nth-child(4) { animation-delay: 3s; }
.llu-bh-stakeholder:nth-child(5) { animation-delay: 4s; }
.llu-bh-stakeholder:nth-child(6) { animation-delay: 5s; }
.llu-bh-stakeholder--revenue {
  border-color: rgba(250, 204, 21, 0.45);
}
.llu-bh-stakeholder-icon {
  font-size: 1.5rem;
  line-height: 1;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.4));
}
.llu-bh-stakeholder-label {
  font-size: 0.58rem;
  font-weight: 700;
  color: #fecdd3;
  line-height: 1.25;
  word-wrap: break-word;
  hyphens: auto;
}
.llu-bh-stakeholder--revenue .llu-bh-stakeholder-label { color: #fde68a; }
@keyframes llu-bh-stake-shrink {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(0.78); opacity: 0.82; }
}

/* Retired: arc layout, motes, data bits, gpu stream */
.llu-bh-stakeholder-arc,
.llu-bh-stakeholder-glow,
.llu-bh-stakeholders-note,
.llu-bh-data-inflow,
.llu-bh-value-stream,
.llu-bh-gpu-stream,
.llu-bh-value-mote { display: none !important; }

.llu-bh-symbolic-caption {
  max-width: 52rem;
  margin: 0 auto 1.25rem;
  padding: 0.85rem 1.1rem;
  border-left: 3px solid rgba(225, 29, 72, 0.55);
  font-size: 0.88rem;
  line-height: 1.55;
  color: #cbd5e1;
  font-style: italic;
  background: rgba(15, 23, 42, 0.45);
  border-radius: 0 8px 8px 0;
}

/* Legacy earth cluster (retired — stakeholders arc replaces globe) */
.llu-bh-earth,
.llu-bh-earth-orbit-ring,
.llu-bh-earth-globe,
.llu-bh-currency-stream,
.llu-bh-bill { display: none !important; }

.llu-bh-earth-orbit-ring-legacy {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 220px;
  height: 90px;
  transform: translate(-50%, -50%);
  border: 1px dashed rgba(52, 211, 153, 0.35);
  border-radius: 50%;
  animation: llu-bh-spin 48s linear infinite;
}
.llu-bh-earth-globe {
  position: relative;
  width: 108px;
  height: 108px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  background: radial-gradient(circle at 35% 30%, #38bdf8, #1d4ed8 55%, #0f172a);
  border: 2px solid rgba(125, 211, 252, 0.45);
  box-shadow: 0 0 40px rgba(56, 189, 248, 0.35);
  text-align: center;
  padding: 8px;
}
.llu-bh-earth-emoji { font-size: 1.6rem; line-height: 1; }
.llu-bh-earth-title {
  font-size: 0.62rem;
  font-weight: 800;
  color: #f8fafc;
}
.llu-bh-earth-sub {
  font-size: 0.48rem;
  color: #bae6fd;
  line-height: 1.25;
}

.llu-bh-currency-stream {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.llu-bh-bill {
  position: absolute;
  bottom: 22%;
  left: var(--bill-left, 50%);
  width: 56px;
  height: 28px;
  animation: llu-bh-bill-rise 18s ease-in infinite;
  animation-delay: var(--bill-delay, 0s);
  opacity: 0;
  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.45));
}
.llu-bh-bill-art {
  display: block;
  width: 100%;
  height: 100%;
}
@keyframes llu-bh-bill-rise {
  0% { opacity: 0; transform: translate(0, 0) rotate(var(--fall-angle, -10deg)) scale(1); }
  10% { opacity: 0.95; }
  100% { opacity: 0; transform: translate(0, -min(42vw, 320px)) rotate(calc(var(--fall-angle, -10deg) + 18deg)) scale(0.4); }
}

.llu-bh-gpu-stream {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.llu-bh-gpu-chip {
  position: absolute;
  bottom: 26%;
  left: var(--gpu-left, 20%);
  padding: 0.25rem 0.45rem;
  border-radius: 4px;
  font-size: 0.55rem;
  font-weight: 800;
  color: #86efac;
  background: rgba(15, 23, 42, 0.92);
  border: 1px solid rgba(118, 185, 0, 0.55);
  animation: llu-bh-gpu-rise 16s ease-in-out infinite;
  animation-delay: var(--gpu-delay, 0s);
  opacity: 0;
}
@keyframes llu-bh-gpu-rise {
  0% { opacity: 0; transform: translate(0, 0); }
  12% { opacity: 0.85; }
  100% { opacity: 0; transform: translate(min(18vw, 140px), -min(36vw, 260px)); }
}

.llu-bh-smb-edge {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  max-width: 360px;
}
.llu-bh-smb {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0.3rem 0.55rem;
  border-radius: 50px;
  font-size: 0.58rem;
  font-weight: 700;
  color: #fda4af;
  background: rgba(15, 23, 42, 0.92);
  border: 1px solid rgba(244, 114, 182, 0.35);
  animation: llu-bh-smb-strain 5s ease-in-out infinite alternate;
}
.llu-bh-smb:nth-child(2) { animation-delay: 0.6s; }
.llu-bh-smb:nth-child(3) { animation-delay: 1.2s; }
.llu-bh-smb:nth-child(4) { animation-delay: 1.8s; }
.llu-bh-smb:nth-child(5) { animation-delay: 2.4s; }
@keyframes llu-bh-smb-strain {
  from { transform: translateY(0); }
  to { transform: translateY(-5px); }
}

.llu-pressure-labels--token {
  background: rgba(244, 114, 182, 0.15) !important;
  border-color: rgba(244, 114, 182, 0.55) !important;
  color: #f9a8d4 !important;
  font-weight: 800 !important;
}

.llu-pressure-labels {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0 0 0.5rem;
}
.llu-pressure-labels li {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.3rem 0.65rem;
  border-radius: 50px;
  background: rgba(30, 41, 59, 0.8);
  border: 1px solid rgba(148, 163, 184, 0.2);
  color: #94a3b8;
}

/* Accessible universe galaxies */
.llu-galaxy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  max-width: 960px;
  margin: 0 auto;
}
.llu-galaxy-card {
  padding: 1.1rem;
  border-radius: 18px;
  background: linear-gradient(145deg, rgba(15, 23, 42, 0.9), rgba(49, 46, 129, 0.25));
  border: 1px solid rgba(103, 232, 249, 0.2);
  box-shadow: 0 0 40px rgba(103, 232, 249, 0.06);
}
.llu-galaxy-icon { font-size: 1.5rem; display: block; margin-bottom: 8px; }
.llu-galaxy-card h3 {
  font-size: 0.88rem;
  font-weight: 800;
  color: #f1f5f9;
  margin: 0 0 6px;
}
.llu-galaxy-card p {
  font-size: 0.78rem;
  color: #94a3b8;
  line-height: 1.55;
  margin: 0;
}

/* Sector filter */
.llu-sector-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-bottom: 1.25rem;
  padding: 0 8px;
}
.llu-sector-chip {
  padding: 0.4rem 0.85rem;
  border-radius: 50px;
  border: 1px solid rgba(103, 232, 249, 0.2);
  background: rgba(15, 23, 42, 0.6);
  color: #94a3b8;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.llu-sector-chip:hover,
.llu-sector-chip.is-active {
  background: rgba(103, 232, 249, 0.15);
  border-color: rgba(103, 232, 249, 0.45);
  color: #67e8f9;
}

/* Heavy / enterprise styling */
.llu-universe--heavy {
  opacity: 0.85;
  border-color: rgba(120, 113, 108, 0.25);
}
.llu-planet-system--heavy .llu-planet {
  border-color: rgba(120, 113, 108, 0.5);
}

/* Satellite access types */
.llu-satellite--free .llu-satellite-core {
  background: #4ade80;
  box-shadow: 0 0 12px #4ade80;
}
.llu-satellite--low-cost .llu-satellite-core {
  background: #67e8f9;
  box-shadow: 0 0 10px #67e8f9;
}
.llu-satellite--enterprise-cost .llu-satellite-core {
  background: #78716c;
  box-shadow: 0 0 8px #57534e;
  width: 14px;
  height: 14px;
}
.llu-sat-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 6px #34d399;
}

/* Badges */
.llu-badge {
  display: inline-block;
  font-size: 0.62rem;
  font-weight: 800;
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  margin: 0 4px 4px 0;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.llu-badge--using { background: rgba(52, 211, 153, 0.2); color: #6ee7b7; border: 1px solid rgba(52, 211, 153, 0.4); }
.llu-badge--planned { background: rgba(103, 232, 249, 0.15); color: #67e8f9; border: 1px solid rgba(103, 232, 249, 0.3); }
.llu-badge--experimental { background: rgba(251, 191, 36, 0.15); color: #fcd34d; border: 1px solid rgba(251, 191, 36, 0.35); }
.llu-badge--free { background: rgba(74, 222, 128, 0.15); color: #4ade80; border: 1px solid rgba(74, 222, 128, 0.35); }
.llu-badge--low-cost { background: rgba(103, 232, 249, 0.12); color: #67e8f9; border: 1px solid rgba(103, 232, 249, 0.3); }
.llu-badge--enterprise-cost { background: rgba(120, 113, 108, 0.2); color: #a8a29e; border: 1px solid rgba(120, 113, 108, 0.4); }
.llu-detail-badges { margin-bottom: 0.75rem; }
.llu-bullet-list {
  margin: 0 0 1rem;
  padding-left: 1.1rem;
  color: #cbd5e1;
  font-size: 0.85rem;
  line-height: 1.6;
}

/* Split model panel */
.llu-model-panel {
  margin: 0 8px 2.5rem;
  border-radius: 20px;
  background: linear-gradient(165deg, rgba(15, 23, 42, 0.95), rgba(30, 41, 59, 0.7));
  border: 1px solid rgba(103, 232, 249, 0.2);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  overflow: hidden;
}
.llu-model-panel-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 1.1rem 1.25rem;
  border-bottom: 1px solid rgba(103, 232, 249, 0.12);
}
.llu-model-panel-grid {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(280px, 1.4fr);
  gap: 0;
}
.llu-mini-orbit-wrap {
  padding: 1.25rem;
  border-right: 1px solid rgba(103, 232, 249, 0.1);
  background: rgba(2, 6, 23, 0.4);
}
.llu-mini-orbit-label {
  font-size: 0.65rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #64748b;
  margin: 0 0 0.75rem;
}
.llu-mini-orbit {
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.llu-model-detail {
  padding: 1.25rem;
  overflow-y: auto;
  max-height: 520px;
}
.llu-detail-actions { margin-top: 1rem; }
.llu-panel-demo { margin-top: 1rem; }

/* Mini orbit scene */
.llu-mini-scene {
  position: relative;
  width: 220px;
  height: 220px;
  --mini-accent: #67e8f9;
}
.llu-mini-sun {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  z-index: 2;
}
.llu-mini-sun-core {
  display: block;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--mini-accent), transparent 70%);
  box-shadow: 0 0 30px var(--mini-accent);
  margin: 0 auto 4px;
  animation: llu-pulse 3s ease-in-out infinite;
}
.llu-mini-sun-label {
  font-size: 0.55rem;
  color: #94a3b8;
  max-width: 80px;
  display: block;
  margin: 0 auto;
}
.llu-mini-orbit-ring {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 140px;
  height: 140px;
  margin: -70px;
  border-radius: 50%;
  border: 1px dashed rgba(148, 163, 184, 0.25);
  animation: llu-spin 24s linear infinite;
}
.llu-mini-planet-wrap {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 100%;
  height: 100%;
  animation: llu-spin 16s linear infinite reverse;
}
.llu-mini-planet {
  position: absolute;
  left: 50%;
  top: 0;
  transform: translateX(-50%);
  text-align: center;
}
.llu-mini-planet-core {
  display: block;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--mini-accent);
  box-shadow: 0 0 16px var(--mini-accent);
  margin: 0 auto 2px;
}
.llu-mini-planet-label {
  font-size: 0.5rem;
  color: #e2e8f0;
  max-width: 72px;
  display: block;
}
.llu-mini-sat {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 10px;
  height: 10px;
  margin: -5px;
  transform: rotate(var(--mini-angle)) translateX(62px) rotate(calc(-1 * var(--mini-angle)));
  animation: llu-spin 12s linear infinite;
}
.llu-mini-sat-core {
  display: block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #94a3b8;
}
.llu-mini-black-hole {
  position: absolute;
  left: -8px;
  bottom: 8px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #000;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.8);
  z-index: 1;
  opacity: 0.7;
}
.llu-mini-black-hole span {
  position: absolute;
  bottom: -16px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.45rem;
  color: #64748b;
  white-space: nowrap;
}
.llu-mini-scene--escape .llu-mini-planet-wrap {
  animation: llu-escape-orbit 16s linear infinite reverse;
}
.llu-mini-trail {
  position: absolute;
  left: 20px;
  bottom: 40px;
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--mini-accent));
  opacity: 0.5;
  transform: rotate(-25deg);
}
@keyframes llu-escape-orbit {
  to { transform: rotate(360deg); }
}

@media (max-width: 768px) {
  .llu-model-panel-grid {
    grid-template-columns: 1fr;
  }
  .llu-mini-orbit-wrap {
    border-right: none;
    border-bottom: 1px solid rgba(103, 232, 249, 0.1);
  }
  .llu-bh-orbit-stage {
    width: min(98vw, 520px);
    height: min(92vw, 480px);
    min-height: 400px;
  }
  .llu-bh-giant-logo { width: 44px; height: 44px; }
  .llu-bh-giant--hyperscaler .llu-bh-giant-logo { width: 58px; height: 58px; }
  .llu-bh-earth-globe { width: 88px; height: 88px; }
  .llu-universe--orbital {
    width: min(96vw, 520px);
    height: min(88vw, 420px);
    min-height: 360px;
  }
  .llu-orbit-anchor {
    transform:
      rotate(var(--slot-angle))
      translateX(min(38vw, 168px))
      rotate(calc(-1 * var(--slot-angle)));
  }
  .llu-universe-orbit-ellipse {
    width: min(76vw, 336px);
    height: min(58vw, 252px);
  }
  .llu-galaxy-orbit {
    width: min(96vw, 480px);
    height: min(80vw, 380px);
  }
  .llu-galaxy-card--orbit {
    width: 120px;
    height: 120px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .llu-orbit-track,
  .llu-sat-orbit,
  .llu-universe-orbit-ellipse,
  .llu-live-dot {
    animation: none !important;
  }
  .llu-page .reveal,
  .llu-universe.reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .llu-bh-token-svg,
  .llu-bh-gpu-svg,
  .llu-bh-bill,
  .llu-bh-gpu-chip,
  .llu-bh-giant-orbit,
  .llu-bh-ellipse,
  .llu-bh-disk,
  .llu-bh-giant--token .llu-bh-giant-logo {
    animation: none !important;
  }
}

/* ── Immersive LLM black-hole landing (above-the-fold graphic) ── */
.cosmic-php-page--llu-immersive .landing-header {
  padding: 10px 16px;
  margin-bottom: 0;
}
.cosmic-php-main--llu-immersive {
  padding: 0 !important;
  max-width: none !important;
}
.llu-page--black-hole {
  max-width: none;
  width: 100%;
}

.llu-bh-immersive {
  position: relative;
  min-height: calc(100svh - 64px);
  min-height: calc(100vh - 64px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0;
  margin: 0;
  overflow: hidden;
  background: linear-gradient(180deg, #f8fafc 0%, #e2e8f0 48%, #cbd5e1 100%);
}

.llu-bh-crumb {
  position: absolute;
  top: 8px;
  left: 12px;
  z-index: 30;
  font-size: 0.72rem;
  color: rgba(148, 163, 184, 0.75);
  margin: 0;
}
.llu-bh-crumb a {
  color: rgba(103, 232, 249, 0.85);
  text-decoration: none;
}
.llu-bh-crumb a:hover {
  text-decoration: underline;
}

.llu-bh-immersive-copy {
  position: absolute;
  top: clamp(0.5rem, 2vh, 1.25rem);
  left: 50%;
  transform: translateX(-50%);
  z-index: 25;
  width: min(96vw, 920px);
  text-align: center;
  pointer-events: none;
  padding: 0 12px;
}
.llu-bh-immersive-copy h1 {
  font-size: clamp(1.65rem, 5.5vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.08;
  color: #0f172a;
  margin: 0 0 0.4rem;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
}
.llu-bh-immersive-tagline {
  font-size: clamp(0.82rem, 2.2vw, 1.05rem);
  line-height: 1.45;
  color: #334155;
  margin: 0 auto;
  max-width: 36em;
  text-shadow: none;
}

.llu-page--black-hole .llu-bh-figure {
  flex: 1;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 0;
}

.llu-page--black-hole .llu-bh-orbit-stage {
  width: min(99vw, 1120px);
  height: min(calc(100svh - 88px), calc(100vh - 88px), 96vw);
  min-height: min(calc(100svh - 100px), 680px);
  margin: 0;
}

.llu-bh-below-fold {
  max-width: 820px;
  margin: 0 auto;
  padding: 2rem 20px 3rem;
  text-align: center;
}
.llu-bh-below-fold .llu-bh-symbolic-caption {
  margin-top: 0;
}
.llu-page--black-hole .llu-section.llu-bh-below-fold {
  padding-top: 0;
}

@media (max-width: 640px) {
  .llu-bh-immersive-copy {
    top: 0.35rem;
  }
  .llu-bh-immersive-copy h1 {
    font-size: clamp(1.35rem, 7vw, 1.85rem);
  }
  .llu-bh-immersive-tagline {
    font-size: 0.78rem;
    max-width: 95%;
  }
  .llu-page--black-hole .llu-bh-orbit-stage {
    min-height: min(calc(100svh - 80px), 520px);
  }
}