/* Open canvas board — hub public front page
   THE CANVAS IS NOW THE PRIMARY HUB LIVING SPACE.
   Full authority used: redesigned for wallpaper/motion backgrounds + black/white themes.
   Modules are owner-toggleable via dropdown (non-sensitive ones exposed for every hub).
*/
.oc-root {
  --oc-accent: #00d4ff;
  --canvas-bg: #06080c;
  --canvas-grid: #21262d;
  --block-bg: #0d1117;
  --block-border: #30363d;
  --text: #e6edf3;
  --dim: #8b949e;
  --toolbar-bg: #0d1117;
  --canvas-topbar-h: 52px;
  margin-top: var(--canvas-topbar-h);
  height: calc(100vh - var(--canvas-topbar-h));
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--canvas-bg);
  background-image: radial-gradient(circle at 1px 1px, var(--canvas-grid) 1px, transparent 0);
  background-size: 24px 24px;
  position: relative;
}

/* WHITE / LIGHT CANVAS THEME — clean bright workspace version */
.oc-root.theme-white {
  --canvas-bg: #f8f9fa;
  --canvas-grid: #d0d7de;
  --block-bg: #ffffff;
  --block-border: #d0d7de;
  --text: #1f2328;
  --dim: #57606a;
  --toolbar-bg: #ffffff;
  color: var(--text);
}

.oc-root.theme-white .oc-toolbar {
  background: var(--toolbar-bg);
  border-bottom-color: var(--block-border);
}

.oc-root.theme-white .oc-block {
  background: var(--block-bg);
  border-color: var(--block-border);
  color: var(--text);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

.oc-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 8px 16px;
  border-bottom: 1px solid #21262d;
  background: #0d1117;
  position: relative;
  z-index: 40;
  flex-shrink: 0;
}

.oc-toolbar-toggle {
  display: none;
  font-size: 0.72rem;
  padding: 5px 12px;
  border-radius: 6px;
  border: 1px solid #30363d;
  background: #161b22;
  color: #e6edf3;
  cursor: pointer;
}

.oc-toolbar-toggle:hover {
  border-color: var(--oc-accent);
  color: var(--oc-accent);
}

.oc-toolbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

@media (max-width: 960px) {
  .oc-toolbar-toggle {
    display: inline-flex;
    align-items: center;
  }

  .oc-toolbar:not(.oc-toolbar--expanded) .oc-palette,
  .oc-toolbar:not(.oc-toolbar--expanded) .oc-toolbar-actions {
    display: none;
  }

  .oc-toolbar:not(.oc-toolbar--expanded) .oc-hint {
    display: none;
  }

  .oc-toolbar--expanded {
    flex-direction: column;
    align-items: stretch;
  }

  .oc-toolbar--expanded .oc-palette {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .oc-toolbar .oc-hint {
    display: none;
  }
}

.oc-toolbar .oc-hint {
  font-size: 0.72rem;
  color: #8b949e;
  margin-left: auto;
}

.oc-palette {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.oc-palette button {
  font-size: 0.7rem;
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid #30363d;
  background: #161b22;
  color: #e6edf3;
  cursor: pointer;
}

.oc-palette button:hover {
  border-color: var(--oc-accent);
  color: var(--oc-accent);
}

.oc-board {
  flex: 1;
  position: relative;
  overflow: hidden;
  cursor: grab;
  z-index: 10;
  isolation: isolate;
  min-height: 0;
}

.oc-board:active {
  cursor: grabbing;
}

/* WALLPAPER / MOTION BACKGROUND LAYER — the new live art home for hubs
   This sits behind blocks. Plug in centralized art from static/art/ or Super Core particles here.
   Motion versions can be a <canvas class="oc-bg-canvas"> or CSS animated layers.
*/
.oc-bg-layer {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  background-size: cover;
  background-position: center;
  opacity: 0.35; /* subtle so blocks read clearly; owner can adjust later */
  transition: opacity 0.3s ease;
}

.oc-root.theme-white .oc-bg-layer {
  opacity: 0.25;
}

/* Motion background hook (for future Super Core lite or art-driven particles) */
.oc-bg-canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.22;
}

.oc-inner {
  position: absolute;
  left: 0;
  top: 0;
  width: 4000px;
  height: 3000px;
  transform-origin: 0 0;
  /* Above wallpaper + vignette — blocks must stay readable */
  z-index: 10;
  pointer-events: auto;
}

.oc-block {
  position: absolute;
  background: #0d1117;
  border: 1px solid #30363d;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.oc-block--note {
  background: #1a2332;
  border-color: #3d4f6f;
}

.oc-block--hero {
  border-color: var(--oc-accent);
  background: linear-gradient(135deg, #0d1117 0%, #111a28 100%);
  position: relative;
  overflow: hidden;
}
.oc-block--hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 20%, rgba(0,212,255,0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.oc-drag-handle {
  position: absolute;
  top: 6px;
  right: 8px;
  z-index: 2;
  border: none;
  background: transparent;
  color: #8b949e;
  cursor: grab;
  font-size: 1rem;
  padding: 2px 6px;
}

.oc-resize {
  position: absolute;
  right: 4px;
  bottom: 4px;
  width: 14px;
  height: 14px;
  cursor: se-resize;
  border-right: 2px solid #8b949e;
  border-bottom: 2px solid #8b949e;
}

.oc-block-body {
  flex: 1;
  padding: 16px;
  overflow: auto;
  font-size: 0.9rem;
  line-height: 1.5;
}

.oc-hero-title {
  font-size: 1.6rem;
  margin: 0 0 8px;
  color: #f0f6fc;
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  letter-spacing: 1px;
  position: relative;
  z-index: 1;
}

.oc-hero-sub {
  margin: 0;
  color: #8b949e;
}

.oc-note {
  min-height: 80px;
  font-size: 0.85rem;
}

.oc-rich:focus {
  outline: none;
}

.oc-chat-feed {
  flex: 1;
  min-height: 120px;
  max-height: 220px;
  overflow-y: auto;
  background: #080c10;
  border: 1px solid #21262d;
  border-radius: 8px;
  padding: 8px;
  margin: 8px 0;
}

.oc-chat-msg {
  font-size: 0.8rem;
  padding: 6px 8px;
  margin-bottom: 6px;
  background: #161b22;
  border-radius: 6px;
}

.oc-chat-msg .meta {
  color: #8b949e;
  font-size: 0.68rem;
}

.oc-chat-compose {
  display: flex;
  gap: 8px;
  align-items: flex-end;
}

.oc-chat-compose textarea {
  flex: 1;
  min-height: 48px;
  padding: 8px;
  border-radius: 8px;
  border: 1px solid #30363d;
  background: #0d1117;
  color: #e6edf3;
  font-family: inherit;
}

.oc-btn {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 8px;
  background: var(--oc-accent);
  color: #000;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  font-size: 0.8rem;
}
.oc-btn--forge {
  background: #f0883e;
  color: #0d1117;
}
.oc-btn--mesh {
  background: #58a6ff;
  color: #0d1117;
}
.oc-mesh-status {
  font-size: 0.75rem;
  color: #58a6ff;
}
.oc-mesh-banner {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 16px 8px;
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid rgba(88, 166, 255, 0.45);
  background: rgba(88, 166, 255, 0.08);
  font-size: 0.82rem;
  color: #e6edf3;
  position: relative;
  z-index: 45;
  flex-shrink: 0;
  pointer-events: auto;
}
.oc-btn--ghost {
  background: transparent;
  color: #8b949e;
  border: 1px solid #30363d;
}
.oc-forge-banner {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 16px 8px;
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid rgba(240, 136, 62, 0.45);
  background: rgba(240, 136, 62, 0.08);
  font-size: 0.82rem;
  color: #e6edf3;
  position: relative;
  z-index: 45;
  flex-shrink: 0;
  pointer-events: auto;
}

.oc-forge-banner[hidden],
.oc-mesh-banner[hidden] {
  display: none !important;
}
.oc-forge-status {
  font-size: 0.75rem;
  color: #f0883e;
  margin-left: 8px;
}

.oc-link-card {
  display: block;
  padding: 20px;
  text-align: center;
  color: var(--oc-accent);
  font-weight: 600;
  text-decoration: none;
}

.oc-placeholder {
  color: #6e7681;
  font-style: italic;
  text-align: center;
  padding: 24px;
}

.oc-guest-hint {
  font-size: 0.8rem;
  color: #8b949e;
}

.oc-guest-hint a {
  color: var(--oc-accent);
}

.oc-save-status {
  font-size: 0.75rem;
  color: #3fb950;
}

.oc-edges {
  position: absolute;
  left: 0;
  top: 0;
  pointer-events: none;
  z-index: 0;
}

.oc-edge-path {
  fill: none;
  stroke: var(--oc-accent);
  stroke-width: 2;
  opacity: 0.65;
}

.oc-block {
  z-index: 1;
}

.oc-link-mode .oc-block--note.oc-link-target {
  outline: 2px dashed var(--oc-accent);
  outline-offset: 2px;
}

.oc-delete,
.oc-link-btn {
  position: absolute;
  top: 6px;
  z-index: 3;
  border: none;
  border-radius: 4px;
  background: #21262d;
  color: #e6edf3;
  font-size: 0.7rem;
  padding: 2px 6px;
  cursor: pointer;
}

.oc-delete {
  left: 8px;
  color: #f85149;
}

.oc-link-btn {
  left: 32px;
}

.oc-btn--sm {
  padding: 4px 10px;
  font-size: 0.72rem;
}

.oc-image-wrap img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 8px;
}

.oc-image-editor {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 8px;
}

.oc-image-editor input {
  width: 100%;
  padding: 6px 8px;
  border-radius: 6px;
  border: 1px solid #30363d;
  background: #0d1117;
  color: #e6edf3;
  font-size: 0.75rem;
}

.oc-block--link input {
  width: 100%;
  margin-bottom: 6px;
  padding: 6px 8px;
  border-radius: 6px;
  border: 1px solid #30363d;
  background: #0d1117;
  color: #e6edf3;
  font-size: 0.75rem;
}

.oc-media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(88px, 1fr));
  gap: 8px;
  height: 100%;
  align-content: start;
}

.oc-media-tile {
  position: relative;
  min-height: 72px;
  background: #161b22;
  border: 1px solid #30363d;
  border-radius: 8px;
  overflow: hidden;
}

.oc-media-tile img {
  width: 100%;
  height: 72px;
  object-fit: cover;
}

.oc-media-tile a {
  display: block;
  padding: 8px;
  font-size: 0.7rem;
  color: var(--oc-accent);
  word-break: break-all;
}

.oc-media-rm {
  position: absolute;
  top: 2px;
  right: 2px;
  border: none;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.65rem;
}

.oc-media-drop {
  min-height: 72px;
  border: 2px dashed #30363d;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  color: #8b949e;
  cursor: pointer;
}

.oc-media-drop--over {
  border-color: var(--oc-accent);
  color: var(--oc-accent);
  background: rgba(0, 212, 255, 0.06);
}

.oc-columns {
  display: flex;
  gap: 12px;
  height: 100%;
}

.oc-column {
  flex: 1;
  min-width: 0;
  border-left: 2px solid #30363d;
  padding-left: 10px;
}

.oc-column:first-child {
  border-left: none;
  padding-left: 0;
}

.oc-column h4 {
  margin: 0 0 8px;
  font-size: 0.85rem;
  color: var(--oc-accent);
}

.oc-column-body {
  font-size: 0.82rem;
  min-height: 60px;
}

.oc-industry-tile {
  display: flex;
  flex-direction: column;
  gap: 10px;
  height: 100%;
}

.oc-industry-header {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ── Forge reactor ring (CSS-only spinning rings) ── */
.oc-forge-reactor {
  position: relative;
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}
.oc-forge-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid transparent;
  animation: forge-spin 3s linear infinite;
}
.oc-forge-ring--1 {
  border-top-color: rgba(245,158,11,0.9);
  border-right-color: rgba(245,158,11,0.3);
  animation-duration: 3s;
}
.oc-forge-ring--2 {
  inset: 4px;
  border-top-color: rgba(251,191,36,0.7);
  border-left-color: rgba(251,191,36,0.2);
  animation-duration: 2.2s;
  animation-direction: reverse;
}
.oc-forge-ring--3 {
  inset: 8px;
  border-right-color: rgba(245,158,11,0.5);
  border-bottom-color: rgba(245,158,11,0.2);
  animation-duration: 1.5s;
}
.oc-forge-core {
  position: absolute;
  inset: 12px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(251,191,36,0.9), rgba(245,158,11,0.4));
  box-shadow: 0 0 8px rgba(245,158,11,0.5), 0 0 16px rgba(245,158,11,0.2);
  animation: core-pulse 2s ease-in-out infinite;
}
@keyframes forge-spin {
  to { transform: rotate(360deg); }
}
@keyframes core-pulse {
  0%, 100% { box-shadow: 0 0 8px rgba(245,158,11,0.5), 0 0 16px rgba(245,158,11,0.2); }
  50% { box-shadow: 0 0 12px rgba(245,158,11,0.8), 0 0 24px rgba(245,158,11,0.4); }
}

.oc-industry-title {
  margin: 0;
  font-size: 0.95rem;
  color: var(--oc-accent);
  letter-spacing: 0.04em;
}

.oc-industry-badge {
  font-size: 0.58rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 3px 8px;
  border-radius: 3px;
  border: 1px solid rgba(245,158,11,0.5);
  color: #f59e0b;
  background: rgba(245,158,11,0.08);
  font-weight: 700;
  margin-left: 6px;
}

.oc-industry-kpi {
  font-size: 0.72rem;
  color: #8b949e;
  line-height: 1.6;
  padding: 10px 12px;
  background: rgba(0, 212, 255, 0.04);
  border: 1px solid #30363d;
  border-radius: 8px;
}

/* KPI status dots */
.oc-kpi-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  margin-right: 2px;
  vertical-align: middle;
  position: relative;
  top: -1px;
}
.oc-kpi-dot--live {
  background: #22c55e;
  box-shadow: 0 0 4px #22c55e;
}
.oc-kpi-dot--ready {
  background: #f59e0b;
  box-shadow: 0 0 4px #f59e0b;
}
.oc-kpi-dot--off {
  background: #6b7280;
}
.oc-kpi-dot--pulse {
  background: #f59e0b;
  box-shadow: 0 0 4px #f59e0b;
  animation: dot-pulse 1.5s ease-in-out infinite;
}
@keyframes dot-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}
.oc-kpi-sep {
  color: #30363d;
  padding: 0 4px;
}

.oc-industry-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.oc-industry-btn {
  display: inline-block;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid var(--oc-accent);
  background: rgba(0, 212, 255, 0.08);
  color: var(--oc-accent);
  font-size: 0.78rem;
  text-decoration: none;
}

.oc-industry-btn--primary {
  background: rgba(245,158,11,0.15);
  border-color: rgba(245,158,11,0.5);
  color: #fbbf24;
}

.oc-industry-btn--ghost {
  border-color: #30363d;
  background: #161b22;
  color: #e6edf3;
}

.oc-industry-btn:hover {
  opacity: 0.9;
}

.oc-block--industry_tile {
  border-color: rgba(245,158,11,0.3);
  background: linear-gradient(160deg, #0d1117 0%, #120e06 100%);
  box-shadow: 0 4px 24px rgba(245,158,11,0.06), inset 0 1px 0 rgba(245,158,11,0.04);
}

/* Floating canvas controls (immersive + quick-add) */
#canvas-floating-tools {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1100;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}

#canvas-floating-tools .oc-btn--float {
  padding: 6px 12px;
  font-size: 0.7rem;
  background: rgba(13, 17, 23, 0.92);
  border: 1px solid #30363d;
  backdrop-filter: blur(8px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
}

#canvas-floating-tools .oc-btn--float-accent {
  background: rgba(0, 212, 255, 0.12);
  border-color: var(--oc-accent);
  color: var(--oc-accent);
}

#canvas-floating-tools .oc-btn--float-active {
  background: rgba(0, 212, 255, 0.22);
  border-color: var(--oc-accent);
  color: #e6edf3;
}

.oc-quick-add-menu {
  display: none;
  flex-direction: column;
  gap: 4px;
  min-width: 148px;
  padding: 6px;
  border-radius: 8px;
  border: 1px solid #30363d;
  background: rgba(13, 17, 23, 0.96);
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
}

.oc-quick-add-menu--open {
  display: flex;
}

.oc-quick-add-menu button {
  text-align: left;
  font-size: 0.72rem;
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid transparent;
  background: transparent;
  color: #e6edf3;
  cursor: pointer;
}

.oc-quick-add-menu button:hover {
  border-color: var(--oc-accent);
  background: rgba(0, 212, 255, 0.08);
  color: var(--oc-accent);
}

/* Immersive mode — hide chrome, maximize board (wired in hub_canvas.html) */
body.canvas-immersive #canvas-topbar,
body.canvas-immersive #platform-persistent-nav {
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

body.canvas-immersive .oc-toolbar {
  opacity: 0;
  pointer-events: none;
  position: absolute;
  height: 0;
  overflow: hidden;
  padding: 0;
  border: none;
}

body.canvas-immersive .oc-root {
  margin-top: 0;
  height: 100vh;
}

body.canvas-immersive #canvas-floating-tools {
  opacity: 1;
  pointer-events: auto;
}

/* Canvas hub — dark editor surface (original open canvas; not landing cinematic) */
body.canvas-hub-page .cine-scanlines,
body.canvas-hub-page .cine-vignette,
body.canvas-hub-page .cine-ambience,
body.canvas-hub-page #cine-particle-canvas {
  display: none !important;
}

body.canvas-hub-page .oc-root {
  position: relative;
  z-index: 1;
  background: #06080c;
  background-image: radial-gradient(circle at 1px 1px, #21262d 1px, transparent 0);
  background-size: 24px 24px;
}

body.canvas-hub-page .oc-board {
  background: #06080c !important;
  background-image: radial-gradient(circle at 1px 1px, #21262d 1px, transparent 0) !important;
  background-size: 24px 24px !important;
}

body.canvas-hub-page .oc-inner {
  background: transparent !important;
}

body.canvas-hub-page .oc-bg-layer {
  opacity: 0 !important;
}

body.canvas-hub-page .oc-bg-canvas {
  opacity: 0.14 !important;
}

/* Dark editor is canonical on canvas pages — white toggle only when owner explicitly picks it */
body.canvas-hub-page .oc-root:not(.theme-white) {
  --canvas-bg: #06080c;
  --canvas-grid: #21262d;
  --block-bg: #0d1117;
  --block-border: #30363d;
  --text: #e6edf3;
  --dim: #8b949e;
  --toolbar-bg: #0d1117;
  color: var(--text);
}

body.canvas-hub-page .oc-root.theme-white .oc-board {
  background: #f8fafc !important;
  background-image: radial-gradient(circle at 1px 1px, #d0d7de 1px, transparent 0) !important;
}

/* Industry forge — keep blocks above warm board overlays */
.oc-root[data-slug="industry"] .oc-board::before,
.oc-root[data-slug="industry"] .oc-board::after {
  z-index: 2;
}

.oc-root[data-slug="industry"] .oc-inner {
  z-index: 12;
}

.oc-root[data-slug="industry"] .oc-block {
  position: relative;
  z-index: 1;
}

/* ═══ Mobile polish ═══ */
@media (max-width: 640px) {
  .oc-block {
    font-size: 0.85rem;
  }
  .oc-hero-title {
    font-size: 1.25rem;
  }
  .oc-chat-compose textarea {
    font-size: 1rem; /* prevent iOS zoom */
  }
  .oc-toolbar {
    padding: 6px 10px;
    gap: 6px;
  }
  .oc-palette button {
    font-size: 0.65rem;
    padding: 3px 7px;
  }
  .oc-toolbar-actions .oc-btn {
    font-size: 0.65rem;
    padding: 4px 8px;
  }
  .oc-hint {
    display: none !important;
  }
}

@media (max-width: 960px) {
  .oc-inner {
    width: 2000px;
    height: 1500px;
  }
}