:root {
  --cz-black: #08030D;
  --cz-plum: #180824;
  --cz-panel: #241034;
  --cz-panel-2: rgba(36,16,52,.72);
  --cz-magenta: #C53BFF;
  --cz-violet: #8B2CFF;
  --cz-blue: #45C7FF;
  --cz-silver: #D7E6F5;
  --cz-lavender: #A996C9;
  --cz-green: #6BFFB8;
  --cz-red: #D85F6A;
  --cz-line: rgba(215,230,245,.22);
  --cz-glass: rgba(15,5,25,.72);
}
html, body { max-width: 100%; overflow-x: hidden; }
* { box-sizing: border-box; }
img, video, svg, canvas { max-width: 100%; height: auto; }
.chamber-shell { min-height: 100vh; display: grid; grid-template-columns: 280px minmax(0, 1fr); background: radial-gradient(circle at 20% 10%, rgba(197,59,255,.22), transparent 32%), radial-gradient(circle at 80% 20%, rgba(69,199,255,.16), transparent 30%), var(--cz-black); color: var(--cz-silver); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
.chamber-sidebar { position: sticky; top: 0; height: 100vh; padding: 22px; border-right: 1px solid var(--cz-line); background: rgba(8,3,13,.9); }
.chamber-brand { display: grid; gap: 4px; margin-bottom: 24px; color: var(--cz-silver); }
.chamber-brand span, .chamber-kicker { color: var(--cz-lavender); font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; }
.chamber-sidebar nav { display: grid; gap: 6px; }
.chamber-sidebar a, .chamber-sidebar-bottom span { color: var(--cz-lavender); text-decoration: none; min-height: 36px; display: flex; align-items: center; border-radius: 8px; padding: 8px 10px; }
.chamber-sidebar a:hover { color: var(--cz-silver); background: rgba(69,199,255,.08); }
.chamber-sidebar-bottom { position: absolute; left: 22px; right: 22px; bottom: 22px; display: grid; gap: 4px; }
.chamber-main { min-width: 0; padding: 22px; }
.chamber-topbar { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 18px; padding: 12px 14px; border: 1px solid var(--cz-line); border-radius: 8px; background: var(--cz-glass); backdrop-filter: blur(18px); }
.chamber-top-actions, .chamber-cta-cluster { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.chamber-route-title { font-weight: 700; color: var(--cz-silver); }
.chamber-hero, .chamber-panel, .chamber-card { border: 1px solid var(--cz-line); background: linear-gradient(145deg, rgba(36,16,52,.82), rgba(8,3,13,.72)); border-radius: 8px; box-shadow: 0 18px 60px rgba(0,0,0,.28); }
.chamber-hero { padding: clamp(24px, 5vw, 54px); margin-bottom: 18px; position: relative; overflow: hidden; }
.chamber-hero:after { content: ""; position: absolute; inset: auto 0 0; height: 1px; background: linear-gradient(90deg, transparent, var(--cz-blue), var(--cz-magenta), transparent); }
.chamber-hero h1 { max-width: 920px; margin: 0 0 14px; font-size: clamp(2rem, 5vw, 4.4rem); line-height: .98; color: var(--cz-silver); }
.chamber-hero p { max-width: 760px; color: var(--cz-lavender); font-size: 1.05rem; line-height: 1.7; }
.chamber-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.chamber-card { padding: 18px; min-height: 170px; }
.chamber-card h2 { margin: 12px 0 8px; color: var(--cz-silver); }
.chamber-card p { color: var(--cz-lavender); line-height: 1.6; }
.chamber-badge, .chamber-status { display: inline-flex; align-items: center; min-height: 28px; padding: 4px 9px; border: 1px solid var(--cz-line); border-radius: 999px; font-size: .78rem; color: var(--cz-green); background: rgba(107,255,184,.08); }
.chamber-button { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; padding: 10px 14px; border-radius: 8px; text-decoration: none; border: 1px solid var(--cz-line); color: var(--cz-silver); }
.chamber-button-primary { background: linear-gradient(135deg, var(--cz-magenta), var(--cz-blue)); color: #07020b; font-weight: 800; }
.chamber-button-secondary { background: rgba(69,199,255,.08); }
.chamber-warning, .chamber-success { margin: 0 0 18px; padding: 14px 16px; border-radius: 8px; border: 1px solid var(--cz-line); }
.chamber-warning { color: #ffd5da; background: rgba(216,95,106,.12); }
.chamber-success { color: var(--cz-green); background: rgba(107,255,184,.1); }
.chamber-mobile-toggle { display: none; min-height: 44px; border-radius: 8px; border: 1px solid var(--cz-line); color: var(--cz-silver); background: rgba(69,199,255,.08); }
.chamber-reveal, .chamber-reveal-card { opacity: 0; transform: translateY(18px); filter: blur(4px); transition: opacity .7s ease, transform .7s ease, filter .7s ease; }
.chamber-reveal-active { opacity: 1; transform: none; filter: none; }
.czc-chamber-body { margin: 0; background: var(--cz-black); color: var(--cz-silver); }
.chamber-cockpit { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.chamber-glass-card, .chamber-action-card, .chamber-domain-card, .chamber-plan-card, .chamber-room-card, .chamber-hotspot-card {
  border: 1px solid var(--cz-line);
  border-radius: 8px;
  background: linear-gradient(145deg, rgba(36,16,52,.78), rgba(8,3,13,.78));
  box-shadow: 0 18px 60px rgba(0,0,0,.24);
}
.chamber-action-card { min-height: 150px; padding: 18px; display: grid; gap: 8px; }
.chamber-action-card span { color: var(--cz-lavender); text-transform: uppercase; letter-spacing: .08em; font-size: .75rem; }
.chamber-action-card strong { color: var(--cz-silver); font-size: clamp(1.4rem, 3vw, 2.2rem); }
.chamber-form { display: grid; gap: 16px; padding: 18px; margin-bottom: 18px; }
.chamber-form h2 { margin: 16px 0 0; color: var(--cz-silver); }
.chamber-form label { display: grid; gap: 7px; color: var(--cz-lavender); font-weight: 650; }
.chamber-check { display: flex !important; grid-template-columns: auto 1fr; align-items: center; gap: 10px; }
.chamber-input, .chamber-select, .chamber-textarea, .chamber-form select {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--cz-line);
  border-radius: 8px;
  background: rgba(8,3,13,.76);
  color: var(--cz-silver);
  padding: 10px 12px;
  font: inherit;
}
.chamber-textarea { min-height: 118px; resize: vertical; }
.chamber-form small { color: var(--cz-lavender); font-weight: 400; }
.chamber-panel { padding: 18px; margin-bottom: 16px; }
.chamber-builder-frame { display: grid; grid-template-columns: minmax(180px, 260px) minmax(0, 1fr); gap: 16px; }
.chamber-control-panel { position: sticky; top: 12px; align-self: start; border: 1px solid var(--cz-line); border-radius: 8px; background: rgba(8,3,13,.8); padding: 16px; color: var(--cz-lavender); }
.chamber-room-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.chamber-room-card, .chamber-hotspot-card { padding: 16px; }
.chamber-status-pill, .chamber-plan-pill, .chamber-trial-countdown, .chamber-push-meter, .chamber-status-live, .chamber-status-draft, .chamber-status-warning {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 28px;
  padding: 4px 9px;
  border: 1px solid var(--cz-line);
  border-radius: 999px;
  font-size: .78rem;
  color: var(--cz-green);
  background: rgba(107,255,184,.08);
}
.chamber-status-draft, .chamber-status-warning { color: #ffd5da; background: rgba(216,95,106,.12); }
.chamber-domain-status, .chamber-house-preview, .chamber-preview-frame { border: 1px solid var(--cz-blue); border-radius: 8px; padding: 16px; background: rgba(69,199,255,.08); }
.chamber-danger-zone { border-color: rgba(216,95,106,.45); background: rgba(216,95,106,.1); }
.chamber-empty-state { padding: 28px; border: 1px dashed var(--cz-line); border-radius: 8px; color: var(--cz-lavender); }
.chamber-modal, .chamber-toast { border: 1px solid var(--cz-line); border-radius: 8px; background: var(--cz-glass); box-shadow: 0 18px 60px rgba(0,0,0,.4); }
.chamber-table { width: 100%; border-collapse: collapse; }
.chamber-table td { border-top: 1px solid var(--cz-line); padding: 10px; vertical-align: top; }
.chamber-table pre { white-space: pre-wrap; max-width: 100%; overflow: auto; color: var(--cz-lavender); }
.chamber-public { min-height: 100vh; padding: clamp(16px, 4vw, 40px); background: radial-gradient(circle at 20% 0, rgba(197,59,255,.2), transparent 34%), var(--cz-black); color: var(--cz-silver); font-family: Inter, ui-sans-serif, system-ui, sans-serif; }
.chamber-public-nav, .chamber-hotspot-dock { display: flex; flex-wrap: wrap; gap: 10px; margin: 14px 0; }
.chamber-public-nav a { color: var(--cz-lavender); text-decoration: none; border: 1px solid var(--cz-line); border-radius: 999px; padding: 8px 12px; }
.chamber-public-room { max-width: 980px; margin: 0 auto 16px; }
.chamber-preview-banner { position: sticky; top: 0; z-index: 10; padding: 12px; border: 1px solid var(--cz-line); border-radius: 8px; background: rgba(8,3,13,.92); color: var(--cz-green); }
.chamber-footer-credit { margin-top: 28px; padding-top: 18px; color: var(--cz-lavender); border-top: 1px solid var(--cz-line); text-align: center; }
@media (max-width: 1024px) { .chamber-shell { grid-template-columns: 1fr; } .chamber-sidebar { position: fixed; z-index: 20; inset: 0 auto 0 0; width: min(82vw, 320px); transform: translateX(-105%); transition: transform .25s ease; } .chamber-shell.chamber-drawer-open .chamber-sidebar { transform: translateX(0); } .chamber-mobile-toggle { display: inline-flex; } .chamber-grid { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 900px) { .chamber-cockpit, .chamber-builder-frame, .chamber-room-grid { grid-template-columns: 1fr; } .chamber-control-panel { position: static; } }
@media (max-width: 640px) { .chamber-main { padding: 12px; } .chamber-topbar { align-items: flex-start; flex-direction: column; } .chamber-grid { grid-template-columns: 1fr; } .chamber-cockpit { grid-template-columns: 1fr; } .chamber-hero { padding: 22px; } .chamber-hero h1 { font-size: clamp(1.8rem, 13vw, 3rem); } .chamber-cta-cluster, .chamber-top-actions { width: 100%; } .chamber-button { width: 100%; } }
@media (prefers-reduced-motion: reduce) { .chamber-reveal, .chamber-reveal-card { opacity: 1 !important; transform: none !important; transition: none !important; filter: none !important; } }

/* Chamber OS Beta 0.2: House Engine + Room Studio */
.engine-creator { --engine: #c53bff; }
.engine-fitness { --engine: #6bffb8; }
.engine-vault { --engine: #8b2cff; }
.engine-music { --engine: #45c7ff; }
.engine-fashion { --engine: #ff65c8; }
.engine-business { --engine: #7bdcff; }
.engine-event { --engine: #ff8bd6; }
.engine-legacy { --engine: #d7e6f5; }
.chamber-ai-draft-label,
.chamber-engine-badge {
  display: inline-flex;
  width: fit-content;
  border: 1px solid rgba(69,199,255,.45);
  border-radius: 999px;
  padding: 5px 10px;
  color: var(--cz-blue);
  background: rgba(69,199,255,.08);
  font-size: .75rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.chamber-studio-shell {
  display: grid;
  grid-template-columns: minmax(180px, 230px) minmax(0, 1fr);
  gap: 14px;
}
.chamber-studio-topbar,
.chamber-studio-bottom-dock {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--cz-line);
  border-radius: 8px;
  background: rgba(15,5,25,.78);
}
.chamber-studio-left-rail {
  position: sticky;
  top: 12px;
  align-self: start;
  display: grid;
  gap: 8px;
  padding: 12px;
  border: 1px solid var(--cz-line);
  border-radius: 8px;
  background: rgba(8,3,13,.82);
}
.chamber-studio-left-rail a {
  color: var(--cz-silver);
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 9px 10px;
}
.chamber-studio-left-rail a:hover { border-color: var(--cz-blue); background: rgba(69,199,255,.08); }
.chamber-studio-center { display: grid; gap: 18px; min-width: 0; }
.chamber-studio-room {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, .65fr);
  gap: 14px;
}
.chamber-studio-right-inspector,
.chamber-inspector-panel,
.chamber-stage-panel {
  border: 1px solid var(--cz-line);
  border-radius: 8px;
  background: rgba(8,3,13,.65);
  padding: 12px;
}
.chamber-room-completion {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  color: var(--cz-green);
  border-bottom: 1px solid var(--cz-line);
  padding-bottom: 8px;
}
.chamber-room-render {
  --engine: #c53bff;
  border: 1px solid color-mix(in srgb, var(--engine) 45%, var(--cz-line));
  border-radius: 8px;
  padding: 14px;
  background: linear-gradient(145deg, rgba(36,16,52,.72), rgba(8,3,13,.88));
}
.chamber-room-heading { max-width: 780px; margin-bottom: 12px; }
.chamber-room-heading h2 { margin: 8px 0; color: var(--cz-silver); }
.chamber-stage-frame,
.chamber-stage-window,
.chamber-stage-dropzone {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(215,230,245,.22);
  border-radius: 8px;
  background: radial-gradient(circle at 50% 30%, rgba(197,59,255,.18), transparent 34%), #08030d;
  min-height: 260px;
}
.chamber-stage-aspect-16x9 { aspect-ratio: 16 / 9; }
.chamber-stage-aspect-4x3 { aspect-ratio: 4 / 3; }
.chamber-stage-aspect-square { aspect-ratio: 1 / 1; }
.chamber-stage-aspect-portrait { aspect-ratio: 9 / 16; }
.chamber-stage-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  background: #08030d;
}
.chamber-stage-placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 8px;
  text-align: center;
  padding: 24px;
  color: var(--cz-silver);
  background-image:
    linear-gradient(rgba(215,230,245,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(215,230,245,.06) 1px, transparent 1px);
  background-size: 34px 34px;
}
.chamber-stage-placeholder span { color: var(--cz-lavender); }
.chamber-stage-overlay {
  position: absolute;
  inset: auto 12px 12px 12px;
  pointer-events: none;
}
.chamber-stage-copy {
  width: fit-content;
  max-width: min(560px, 100%);
  border: 1px solid rgba(215,230,245,.2);
  border-radius: 8px;
  background: rgba(8,3,13,.68);
  padding: 10px 12px;
  backdrop-filter: blur(10px);
}
.chamber-stage-copy span,
.chamber-system-log-item {
  display: block;
  color: var(--cz-green);
  font-size: .72rem;
  letter-spacing: .08em;
}
.chamber-hotspot-layer,
.chamber-stage-overlay { z-index: 2; }
.chamber-hotspot-layer {
  position: absolute;
  inset: 0;
}
.chamber-hotspot-marker {
  position: absolute;
  transform: translate(-50%, -50%);
  display: inline-grid;
  place-items: center;
  min-width: 34px;
  min-height: 34px;
  border: 1px solid rgba(69,199,255,.8);
  border-radius: 999px;
  color: var(--cz-silver);
  background: rgba(197,59,255,.22);
  box-shadow: 0 0 24px rgba(197,59,255,.35);
  text-decoration: none;
}
.chamber-hotspot-marker.is-selected,
.chamber-hotspot-marker:hover { background: rgba(69,199,255,.24); border-color: var(--cz-green); }
.chamber-hotspot-marker.has-warning { border-color: var(--cz-red); }
.chamber-hotspot-pulse {
  position: absolute;
  inset: -8px;
  border: 1px solid currentColor;
  border-radius: inherit;
  opacity: .35;
  animation: chamberPulse 1.8s ease-out infinite;
}
.chamber-hotspot-label {
  position: absolute;
  top: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
  border: 1px solid var(--cz-line);
  border-radius: 999px;
  background: rgba(8,3,13,.8);
  padding: 4px 8px;
  font-size: .75rem;
}
@keyframes chamberPulse {
  from { transform: scale(.9); opacity: .45; }
  to { transform: scale(1.55); opacity: 0; }
}
.chamber-block-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 12px;
}
.chamber-block {
  border: 1px solid var(--cz-line);
  border-radius: 8px;
  background: rgba(15,5,25,.72);
  padding: 14px;
}
.chamber-block span { color: var(--cz-blue); font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; }
.chamber-block-hero { border-color: rgba(197,59,255,.45); }
.chamber-block-proof { border-color: rgba(107,255,184,.3); }
.chamber-media-placeholder,
.chamber-proof-placeholder,
.chamber-launch-checklist {
  margin-top: 12px;
  border: 1px solid var(--cz-line);
  border-radius: 8px;
  padding: 12px;
  background: rgba(69,199,255,.06);
}
.chamber-missing-item { color: var(--cz-lavender); }
.chamber-media-tile img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--cz-line);
  margin-top: 10px;
}
.chamber-system-log {
  border: 1px solid var(--cz-line);
  border-radius: 8px;
  background: rgba(8,3,13,.72);
  padding: 12px;
}
.chamber-orientation-gate { display: none; }
@media (orientation: portrait) and (max-width: 820px) {
  .chamber-public .chamber-stage-aspect-16x9 .chamber-orientation-gate { display: grid; }
}
@media (max-width: 1024px) {
  .chamber-studio-shell,
  .chamber-studio-room { grid-template-columns: 1fr; }
  .chamber-studio-left-rail { position: static; }
}
@media (max-width: 640px) {
  .chamber-studio-topbar,
  .chamber-studio-bottom-dock { align-items: stretch; flex-direction: column; }
  .chamber-block-grid { grid-template-columns: 1fr; }
  .chamber-hotspot-label { position: static; transform: none; margin-top: 34px; }
  .chamber-stage-frame { min-height: 210px; }
}
@media (prefers-reduced-motion: reduce) {
  .chamber-hotspot-pulse { animation: none; }
}