/* ══════════════════════════════════════════════════════════════
   DASHBOARD — Shared Structural CSS
   Used by instructor-dashboard.html + student-dashboard.html.
   Loaded AFTER tokens.css and dashboard.tokens.css.

   Role-specific overrides stay in each HTML file's <style>.
   ══════════════════════════════════════════════════════════════ */

/* ── Reset + Base ─────────────────────────────────────────── */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html, body { height:100%; overflow:hidden; }
body {
  font-family:var(--ui-font); color:var(--text-primary);
  background:var(--bg-page); -webkit-font-smoothing:antialiased;
}
a { color:inherit; text-decoration:none; }
button { font-family:inherit; cursor:pointer; border:none; background:none; }
input, select, textarea { font-family:inherit; }

/* ── Focus & Press States ─────────────────────────────────── */
button:focus-visible, a:focus-visible,
input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline:none; box-shadow:var(--ring);
}
button:active:not(:disabled) { transform:scale(0.97); transition-duration:80ms; }
button:disabled, button[disabled] { opacity:0.5; cursor:not-allowed; }

/* ── Selection Color ──────────────────────────────────────── */
::selection { background:rgba(255,102,110,0.15); color:var(--text-primary); }


/* ══════════════════════════════════════════════════════════════
   LAYOUT SHELL
   ══════════════════════════════════════════════════════════════ */
.dashboard { display:flex; height:100vh; }

.sidebar {
  width:var(--sidebar-width); min-width:var(--sidebar-width);
  background:var(--bg-sidebar);
  border-right:1px solid var(--border-light);
  display:flex; flex-direction:column;
  transition:width 0.25s ease, min-width 0.25s ease;
  overflow:hidden; z-index:var(--z-sidebar);
}
.dashboard.collapsed .sidebar {
  width:var(--sidebar-collapsed); min-width:var(--sidebar-collapsed);
  overflow:visible;
}
.dashboard.collapsed .sidebar-nav { overflow:visible; }

.main-area { flex:1; display:flex; flex-direction:column; overflow:hidden; }

.top-bar {
  height:var(--topbar-height); min-height:var(--topbar-height);
  background:var(--bg-white);
  border-bottom:1px solid var(--border-light);
  display:flex; align-items:center; justify-content:space-between;
  padding:0 24px; z-index:var(--z-topbar);
  box-shadow:var(--shadow-subtle);
}

.content { flex:1; overflow:hidden; min-height:0; }


/* ══════════════════════════════════════════════════════════════
   SIDEBAR
   ══════════════════════════════════════════════════════════════ */

/* ── Header ── */
.sidebar-header {
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 16px 12px; min-height:48px;
}
.sidebar-logo { display:flex; align-items:center; gap:12px; overflow:hidden; }
.logo-icon { width:34px; height:34px; flex-shrink:0; }
.logo-text { font-size:13px; font-weight:700; line-height:1.2; letter-spacing:0.3px; white-space:nowrap; }
.logo-text span { font-weight:400; }
.studio-label {
  font-size:11px; font-weight:600; letter-spacing:0.5px; text-transform:uppercase;
  color:var(--text-muted); white-space:nowrap; margin-top:2px;
}

/* ── Toggle Button ── */
.sidebar-toggle {
  width:28px; height:28px; display:flex; align-items:center; justify-content:center;
  border-radius:var(--radius-xs); color:var(--text-muted); flex-shrink:0;
}
.sidebar-toggle:hover { background:var(--bg-page); color:var(--text-primary); }

/* ── Go Live Toggle ── */
.go-live-toggle {
  display:flex; align-items:center; gap:10px;
  padding:8px 14px; margin:0 12px 8px;
  border-radius:var(--radius-sm);
  background:var(--bg-muted);
  cursor:pointer; user-select:none;
  transition:background .18s ease, box-shadow .18s ease;
  border:1.5px solid transparent;
}
.go-live-toggle:hover { background:var(--bg-page); }
.go-live-toggle.is-live {
  background:linear-gradient(135deg, rgba(94,194,105,.08), rgba(94,194,105,.03));
  border-color:rgba(94,194,105,.2);
}
.go-live-toggle__dot {
  width:10px; height:10px; border-radius:50%;
  background:var(--text-muted); flex-shrink:0;
  transition:background .25s ease, box-shadow .25s ease;
}
.go-live-toggle.is-live .go-live-toggle__dot {
  background:var(--rlgl-green);
  box-shadow:0 0 0 3px rgba(94,194,105,.2);
  animation:livePulse 2s ease-in-out infinite;
}
@keyframes livePulse {
  0%, 100% { box-shadow:0 0 0 3px rgba(94,194,105,.2); }
  50% { box-shadow:0 0 0 6px rgba(94,194,105,.08); }
}
.go-live-toggle__label {
  font-size:12px; font-weight:600; color:var(--text-muted);
  white-space:nowrap; transition:color .18s ease;
}
.go-live-toggle.is-live .go-live-toggle__label { color:var(--rlgl-green-hover); }
.go-live-toggle__sublabel {
  font-size:10px; font-weight:400; color:var(--text-muted);
  width:100%; margin-top:-4px;
}
.dashboard.collapsed .go-live-toggle__sublabel { display:none; }
.go-live-toggle__switch {
  width:32px; height:18px; border-radius:9px;
  background:var(--border); position:relative;
  margin-left:auto; flex-shrink:0;
  transition:background .25s ease;
}
.go-live-toggle.is-live .go-live-toggle__switch { background:var(--rlgl-green); }
.go-live-toggle__switch::after {
  content:''; position:absolute;
  top:2px; left:2px; width:14px; height:14px;
  border-radius:50%; background:#fff;
  box-shadow:0 1px 3px rgba(0,0,0,.15);
  transition:transform .25s cubic-bezier(.4,0,.2,1);
}
.go-live-toggle.is-live .go-live-toggle__switch::after { transform:translateX(14px); }

/* Collapsed sidebar — compact toggle */
.dashboard.collapsed .go-live-toggle {
  margin:0 8px 8px; padding:8px; justify-content:center;
}
.dashboard.collapsed .go-live-toggle__label,
.dashboard.collapsed .go-live-toggle__switch { display:none; }

/* Go Live confirmation modal */
.go-live-confirm-overlay {
  position:fixed; inset:0; background:rgba(0,0,0,.4);
  z-index:var(--z-modal, 1000); display:flex; align-items:center; justify-content:center;
  opacity:0; pointer-events:none; transition:opacity .2s ease;
}
.go-live-confirm-overlay.is-visible { opacity:1; pointer-events:auto; }
.go-live-confirm {
  background:var(--bg-white); border-radius:var(--radius-lg);
  padding:32px; max-width:400px; width:90%;
  box-shadow:var(--shadow-modal); text-align:center;
  transform:translateY(12px); transition:transform .25s cubic-bezier(.2,.8,.2,1);
}
.go-live-confirm-overlay.is-visible .go-live-confirm { transform:translateY(0); }
.go-live-confirm__icon {
  width:56px; height:56px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  margin:0 auto 16px;
}
.go-live-confirm__icon.warn { background:var(--status-review-warn); }
.go-live-confirm__icon.warn svg { stroke:var(--status-review); }
.go-live-confirm__icon.celebrate { background:var(--rlgl-green-light); }
.go-live-confirm__icon.celebrate svg { stroke:var(--rlgl-green); }
.go-live-confirm__icon svg { width:24px; height:24px; fill:none; stroke-width:2; stroke-linecap:round; stroke-linejoin:round; }
.go-live-confirm__title { font-size:18px; font-weight:700; color:var(--text-primary); margin-bottom:8px; }
.go-live-confirm__text { font-size:14px; color:var(--text-secondary); line-height:1.5; margin-bottom:24px; }
.go-live-confirm__actions { display:flex; gap:10px; justify-content:center; }
.go-live-confirm__btn {
  padding:10px 24px; border-radius:var(--radius-pill);
  font-family:var(--ui-font); font-size:14px; font-weight:600;
  cursor:pointer; border:none; transition:all .15s ease;
}
.go-live-confirm__btn--cancel {
  background:var(--bg-muted); color:var(--text-secondary);
}
.go-live-confirm__btn--cancel:hover { background:var(--border-light); }
.go-live-confirm__btn--confirm {
  background:var(--rlgl-green); color:#fff;
}
.go-live-confirm__btn--confirm:hover { background:var(--rlgl-green-hover); }
.go-live-confirm__btn--warn {
  background:var(--rlgl-coral); color:#fff;
}
.go-live-confirm__btn--warn:hover { background:var(--rlgl-coral-hover); }

.dashboard.collapsed .logo-text,
.dashboard.collapsed .studio-label { display:none; }
.dashboard.collapsed .sidebar-header {
  flex-direction:column; align-items:center; padding:16px 0 8px; gap:8px;
}
.dashboard.collapsed .sidebar-toggle {
  width:32px; height:32px; border-radius:var(--radius-sm); background:var(--bg-muted);
}
.dashboard.collapsed .sidebar-toggle:hover {
  background:var(--rlgl-green-light); color:var(--rlgl-green);
}

.sidebar-toggle .icon-collapse { display:block; }
.sidebar-toggle .icon-expand { display:none; }
.dashboard.collapsed .sidebar-toggle .icon-collapse { display:none; }
.dashboard.collapsed .sidebar-toggle .icon-expand { display:block; }

/* ── Nav Items ── */
.sidebar-nav { padding:8px 12px; display:flex; flex-direction:column; gap:4px; }

.nav-item {
  display:flex; align-items:center; gap:12px; padding:12px 12px;
  border-radius:var(--radius-sm);
  font-size:14px; font-weight:500; color:var(--text-secondary);
  cursor:pointer;
  transition:background var(--transition), color var(--transition), border-color var(--transition);
  white-space:nowrap; overflow:hidden;
  border-left:3px solid transparent;
}
.nav-item:hover { background:var(--bg-muted); color:var(--text-primary); }
.nav-item:active { transform:scale(0.99); }
.nav-item.active {
  background:var(--rlgl-green-light); color:var(--text-primary); font-weight:600;
  border-left-color:var(--rlgl-green);
}

.nav-icon { width:20px; height:20px; flex-shrink:0; }
.nav-label { transition:opacity 0.12s ease-out 0s, width 0s linear 0.12s; }
.dashboard.collapsed .nav-label { opacity:0; width:0; overflow:hidden; transition:opacity 0.1s ease-out 0s, width 0s linear 0.1s; }
.dashboard.collapsed .nav-item { justify-content:center; padding:12px; overflow:visible; }
.dashboard.collapsed .nav-item.active { border-left-color:transparent; }

/* ── Collapsed Tooltip (child element approach) ── */
.nav-tooltip {
  position:absolute; left:calc(100% + 8px); top:50%;
  transform:translateY(-50%); background:var(--text-primary); color:#fff;
  font-size:12px; font-weight:500; padding:4px 12px; border-radius:var(--radius-xs);
  white-space:nowrap; pointer-events:none; opacity:0; transition:opacity 0.15s ease;
  z-index:var(--z-tooltip); box-shadow:var(--elevation-1);
  display:none;
}
.nav-tooltip::before {
  content:''; position:absolute; right:100%; top:50%; transform:translateY(-50%);
  border:4px solid transparent; border-right-color:var(--text-primary);
}
.dashboard.collapsed .nav-tooltip { display:block; }
.dashboard.collapsed .nav-item:hover .nav-tooltip { opacity:1; }

/* ── Nav Badge ── */
.nav-badge {
  margin-left:auto; background:var(--rlgl-coral); color:#fff;
  font-size:11px; font-weight:600; padding:4px 8px;
  border-radius:var(--radius-pill); min-width:20px; text-align:center;
  transition:all 0.15s ease;
  display:inline-flex; align-items:center; justify-content:center; line-height:1;
}
.dashboard.collapsed .nav-badge {
  position:absolute; top:2px; right:2px; margin:0;
  height:16px; min-width:16px; padding:0 4px;
  font-size:9px; border:2px solid var(--bg-white);
  display:flex; align-items:center; justify-content:center;
}

/* ── Sidebar Structure ── */
.sidebar-spacer { margin:8px 16px; border-top:1px solid var(--border-light); }
.sidebar-bottom-spacer { flex:1; }
.sidebar-bottom { display:flex; flex-direction:column; }


/* ══════════════════════════════════════════════════════════════
   SIDEBAR USER + DROPDOWN
   ══════════════════════════════════════════════════════════════ */
.sidebar-user-wrap { position:relative; }

.sidebar-user {
  display:flex; align-items:center; gap:12px; padding:12px 16px;
  border-top:1px solid var(--border-light); cursor:pointer; overflow:hidden;
  position:relative; margin-right:-1px; background:var(--bg-sidebar);
}
.sidebar-user:hover { background:var(--bg-muted); }

.user-avatar {
  width:32px; height:32px; border-radius:50%;
  background:var(--rlgl-green-light); color:var(--rlgl-green);
  display:flex; align-items:center; justify-content:center;
  font-size:12px; font-weight:700; flex-shrink:0;
}
.user-name { font-size:13px; font-weight:500; white-space:nowrap; }
.user-chevron { color:var(--text-muted); flex-shrink:0; }
.dashboard.collapsed .user-name,
.dashboard.collapsed .user-chevron { display:none; }
.dashboard.collapsed .sidebar-user { justify-content:center; padding:12px 0; }

/* ── Status Dot (avatar indicator) ── */
.sidebar-user .user-status-dot {
  position:absolute; bottom:10px; left:38px; width:10px; height:10px;
  border-radius:50%; border:2px solid var(--bg-sidebar);
}
.sidebar-user .user-status-dot.online { background:var(--rlgl-green); }
.sidebar-user .user-status-dot.away { background:var(--rlgl-yellow); }
.sidebar-user .user-status-dot.dnd { background:var(--rlgl-coral); }

/* ── User Dropdown Panel ── */
.sidebar-user-dropdown {
  position:absolute; bottom:calc(100% + 8px); left:12px; right:12px;
  background:var(--bg-white); border:1px solid var(--border-light);
  border-radius:var(--radius-md); box-shadow:var(--elevation-2);
  padding:0; z-index:var(--z-dropdown);
  display:none; overflow:hidden;
  animation:userDDIn 0.15s ease-out;
}
@keyframes userDDIn {
  from { opacity:0; transform:translateY(6px); }
  to   { opacity:1; transform:translateY(0); }
}
.sidebar-user-dropdown.open { display:block; }

.sud-header {
  padding:14px 16px; border-bottom:1px solid var(--border-subtle);
  display:flex; align-items:center; gap:10px;
}
.sud-header img {
  width:36px; height:36px; border-radius:50%; object-fit:cover; flex-shrink:0;
}
.sud-header-info { flex:1; min-width:0; }
.sud-header-name { font-size:13px; font-weight:700; color:var(--text-primary); }
.sud-header-role { font-size:11px; color:var(--text-muted); }

.sud-section { padding:6px; }
.sud-section + .sud-section { border-top:1px solid var(--border-subtle); }

.sud-item {
  display:flex; align-items:center; gap:10px; padding:8px 10px;
  border-radius:var(--radius-sm); cursor:pointer;
  font-size:12px; font-weight:500; color:var(--text-secondary);
  transition:background var(--motion-fast), color var(--motion-fast);
}
.sud-item:hover { background:var(--bg-muted); color:var(--text-primary); }
.sud-item svg { width:15px; height:15px; flex-shrink:0; color:var(--text-muted); }
.sud-item:hover svg { color:var(--text-secondary); }
.sud-item.danger { color:var(--rlgl-coral); }
.sud-item.danger svg { color:var(--rlgl-coral); }
.sud-item.danger:hover { background:var(--rlgl-coral-light); }


/* ══════════════════════════════════════════════════════════════
   TOP BAR
   ══════════════════════════════════════════════════════════════ */
.top-bar-left { display:flex; align-items:center; gap:16px; }

.top-bar-logo {
  display:flex; align-items:center; gap:8px; text-decoration:none;
  color:var(--text-primary);
  padding:4px 8px 4px 4px; border-radius:var(--radius-sm);
  transition:background 0.15s ease;
}
.top-bar-logo:hover { background:var(--bg-page); }
.top-bar-logo img { width:22px; height:22px; }
.top-bar-logo span { font-size:12px; font-weight:700; letter-spacing:0.3px; }

.top-bar-sep { width:1px; height:20px; background:var(--border-light); }

.top-bar-nav { display:flex; align-items:center; gap:4px; }
.top-bar-nav a {
  font-size:13px; font-weight:500; color:#6B7280; text-decoration:none;
  padding:4px 12px; border-radius:var(--radius-sm); transition:all 0.15s ease;
}
.top-bar-nav a:hover { color:var(--text-primary); background:var(--bg-page); }

.page-title { font-size:var(--text-2xl); font-weight:700; letter-spacing:-0.2px; }

.top-bar-actions { display:flex; align-items:center; gap:8px; }

.top-bar-btn {
  width:36px; height:36px; display:flex; align-items:center; justify-content:center;
  border-radius:var(--radius-sm); color:var(--text-secondary); position:relative;
}
.top-bar-btn:hover { background:var(--bg-page); color:var(--text-primary); }
.top-bar-btn .badge {
  position:absolute; top:4px; right:4px; width:8px; height:8px;
  background:var(--rlgl-coral); border-radius:50%; border:2px solid var(--bg-white);
}


/* ══════════════════════════════════════════════════════════════
   VIEW SYSTEM
   ══════════════════════════════════════════════════════════════ */
.view { display:none; height:100%; overflow:hidden; }
.view.active { display:flex; flex-direction:column; }

@keyframes viewFadeIn { from { opacity:0; } to { opacity:1; } }

/* ── Placeholder Views ── */
.placeholder-view {
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  height:100%; color:var(--text-muted); gap:12px; padding:40px;
}
.placeholder-view .ph-icon { font-size:48px; opacity:0.3; }
.placeholder-view h3 { font-size:18px; font-weight:600; color:var(--text-secondary); }
.placeholder-view p { font-size:14px; }
.placeholder-view .ph-note {
  font-size:12px; color:var(--text-muted); background:var(--bg-muted);
  padding:8px 16px; border-radius:var(--radius-md); max-width:400px; text-align:center;
  line-height:1.5; margin-top:8px; border:1px solid var(--border-light);
}


/* ══════════════════════════════════════════════════════════════
   ON-NOW GLOBAL BAR
   (Color accents differ per role — override --on-now-accent
   in each dashboard's inline <style>)
   ══════════════════════════════════════════════════════════════ */
.on-now-global {
  display:flex; align-items:center; justify-content:space-between;
  background:linear-gradient(160deg, var(--bg-dark) 0%, var(--bg-darker) 100%);
  padding:0 24px; color:#fff; font-size:13px; cursor:default;
  height:5px; min-height:5px; overflow:hidden;
  transition:height 0.4s cubic-bezier(0.16, 1, 0.3, 1),
             min-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.on-now-global > * {
  opacity:0;
  transition:opacity 0.3s ease 0s;
}
.on-now-global.visible:hover { background:linear-gradient(160deg, #3E4249 0%, var(--bg-dark) 100%); }
.on-now-global.visible {
  height:48px; min-height:48px; padding:10px 24px; overflow:visible; cursor:pointer;
}
.on-now-global.visible > * {
  opacity:1;
  transition:opacity 0.25s ease 0.15s;
}
.on-now-global.hiding {
  height:5px; min-height:5px; overflow:hidden;
  transition:height 0.25s ease-in, min-height 0.25s ease-in;
}
.on-now-global.hiding > * {
  opacity:0;
  transition:opacity 0.15s ease 0s;
}
.on-now-global-left { display:flex; align-items:center; gap:12px; }
.on-now-global-details { font-weight:500; }
.on-now-global-details span { opacity:0.6; font-weight:400; }
.on-now-global-right { display:flex; align-items:center; gap:12px; }


/* ══════════════════════════════════════════════════════════════
   TEMPO — Chat Panel (shared between home embed + slideout)
   ══════════════════════════════════════════════════════════════ */
.chat-panel {
  display:flex; flex-direction:column; background:var(--bg-white);
  border-radius:var(--radius-lg); border:1px solid var(--border-light);
  overflow:hidden;
}
.chat-header {
  padding:20px 20px 16px; border-bottom:none;
  display:flex; align-items:center; gap:14px;
  background:linear-gradient(160deg, var(--bg-dark) 0%, var(--bg-darker) 100%);
  flex-shrink:0; position:relative;
}
.chat-header::after {
  content:''; position:absolute; bottom:0; left:0; right:0;
  height:1px;
  background:linear-gradient(90deg, rgba(255,255,255,0.04), rgba(255,255,255,0.08), rgba(255,255,255,0.04));
}
.chat-header-icon {
  width:52px; height:52px; border-radius:50%; flex-shrink:0;
  display:flex; align-items:center; justify-content:center;
  cursor:pointer; position:relative;
  transition:transform 200ms cubic-bezier(.2,.8,.2,1);
  box-shadow:var(--shadow-dropdown);
}
.chat-header-icon svg { width:52px; height:52px; }
.chat-header-icon:hover { transform:scale(1.04); }
.chat-header-icon:hover .tempo-pivot {
  filter:brightness(1.3);
  transition:filter 200ms cubic-bezier(.2,.8,.2,1);
}
.chat-header-icon.tempo-active .tempo-pivot { animation:none; }
.tempo-icon { display:block; border-radius:50%; transition:filter 200ms ease; }
.chat-header-icon:hover .tempo-icon { filter:brightness(1.1); }

@keyframes pivotPulse {
  0%, 100% { opacity:0.8; }
  50% { opacity:1; }
}

.chat-header-info { display:flex; flex-direction:column; gap:2px; }
.chat-header h3 { font-size:17px; font-weight:700; color:#fff; letter-spacing:-0.2px; }
.chat-header .status { font-size:12px; color:var(--rlgl-coral); font-weight:600; }
.chat-header .capabilities { font-size:12px; color:var(--text-on-dark); margin-top:0; font-weight:500; }

/* ── Messages ── */
.chat-messages {
  flex:1; overflow-y:auto; padding:16px 16px 24px;
  display:flex; flex-direction:column; gap:12px;
  box-shadow:inset 0 3px 8px rgba(45,48,51,0.05);
}
.chat-msg {
  max-width:88%; padding:12px 16px; border-radius:var(--radius-md);
  font-size:13px; line-height:1.6;
  animation:tempoFadeUp 0.3s ease;
}
@keyframes tempoFadeUp {
  from { opacity:0; transform:translateY(8px); }
  to   { opacity:1; transform:translateY(0); }
}
.chat-msg.ai { background:var(--bg-muted); align-self:flex-start; border-bottom-left-radius:4px; }
.chat-msg.user { background:var(--bg-dark); color:#fff; align-self:flex-end; border-bottom-right-radius:4px; }
.chat-msg .msg-line { margin-bottom:4px; }
.chat-msg .msg-line:last-child { margin-bottom:0; }

/* ── RLGL Branded Glow Dots — Typing Indicator ── */
.typing-indicator { display:flex; gap:8px; padding:12px 16px; align-self:flex-start; }
.typing-indicator .dot { width:8px; height:8px; border-radius:50%; }
.typing-indicator .dot.d1 {
  background:var(--rlgl-brand-green);
  animation:rlgl-chat-green 1.4s ease-in-out infinite 0s;
}
.typing-indicator .dot.d2 {
  background:var(--rlgl-brown);
  animation:rlgl-chat-brown 1.4s ease-in-out infinite 0.18s;
}
.typing-indicator .dot.d3 {
  background:var(--rlgl-coral);
  animation:rlgl-chat-red 1.4s ease-in-out infinite 0.36s;
}
@keyframes rlgl-chat-green {
  0%, 60%, 100% { transform:scale(0.55); opacity:0.25; box-shadow:0 0 0 0 rgba(94,194,105,0); }
  30%           { transform:scale(1.15); opacity:1;    box-shadow:0 0 10px 3px rgba(94,194,105,0.4); }
}
@keyframes rlgl-chat-brown {
  0%, 60%, 100% { transform:scale(0.55); opacity:0.25; box-shadow:0 0 0 0 rgba(133,56,56,0); }
  30%           { transform:scale(1.15); opacity:1;    box-shadow:0 0 10px 3px rgba(133,56,56,0.4); }
}
@keyframes rlgl-chat-red {
  0%, 60%, 100% { transform:scale(0.55); opacity:0.25; box-shadow:0 0 0 0 rgba(255,102,110,0); }
  30%           { transform:scale(1.15); opacity:1;    box-shadow:0 0 10px 3px rgba(255,102,110,0.4); }
}

/* ── Quick Actions ── */
.quick-actions {
  display:flex; flex-wrap:wrap; gap:8px;
  padding:16px 16px 12px; border-top:1px solid var(--border-light);
}
.quick-action {
  padding:8px 16px; border:1.5px solid var(--border); border-radius:var(--radius-pill);
  font-size:12px; font-weight:500; color:var(--text-secondary);
  background:var(--bg-white); cursor:pointer;
  transition:all 0.15s ease; font-family:var(--ui-font);
}
.quick-action:hover {
  border-color:var(--rlgl-green); color:var(--rlgl-green);
  background:var(--rlgl-green-light); transform:translateY(-1px);
  box-shadow:var(--elevation-1);
}
.quick-action.qa-hot {
  border-color:var(--rlgl-coral); color:var(--rlgl-coral);
  font-weight:600; background:var(--rlgl-coral-light);
}
.quick-action.qa-hot:hover {
  background:var(--rlgl-coral); color:#fff; border-color:var(--rlgl-coral);
  box-shadow:0 2px 8px rgba(255,102,110,0.25);
}

/* ── Chat Input Bar ── */
.chat-input-bar {
  padding:12px 16px; border-top:1px solid var(--border-light);
  display:flex; gap:8px;
}
.chat-input {
  flex:1; padding:8px 16px; border:1px solid var(--border); border-radius:var(--radius-pill);
  font-size:13px; outline:none; font-family:var(--ui-font); color:var(--text-primary);
}
.chat-input:focus { border-color:var(--rlgl-green); }
.chat-send {
  width:36px; height:36px; border-radius:50%; background:var(--bg-darker);
  color:#fff; display:flex; align-items:center; justify-content:center;
  transition:background 0.15s ease, transform 0.15s ease;
}
.chat-send:hover { background:#3A3F44; }
.chat-send.active { background:var(--rlgl-green); }
.chat-send.active:hover { background:var(--rlgl-green-hover); transform:scale(1.05); }


/* ══════════════════════════════════════════════════════════════
   TEMPO — FAB + Slideout
   ══════════════════════════════════════════════════════════════ */

/* ── Floating Action Button ── */
.tempo-fab {
  position:fixed; bottom:24px; right:24px; z-index:var(--z-fab);
  width:52px; height:52px; display:flex; align-items:center; justify-content:center;
  border-radius:50%; cursor:pointer;
  background:var(--bg-white); border:1px solid var(--border-light);
  box-shadow:var(--elevation-1);
  transition:transform 200ms cubic-bezier(.2,.8,.2,1), box-shadow 200ms ease, background 150ms ease;
}
.tempo-fab:hover { transform:scale(1.08); box-shadow:var(--elevation-2); background:var(--bg-light); }
.tempo-fab:hover .tempo-pivot { filter:brightness(1.2); transition:filter 200ms cubic-bezier(.2,.8,.2,1); }
.tempo-fab:active { transform:scale(0.96); }
.tempo-fab .tempo-pivot { animation:none; }
.tempo-fab.has-notification .tempo-pivot { animation:pivotPulse 1.2s ease-in-out infinite; }

/* Intro pulse ring on first appearance */
.tempo-fab.intro::after {
  content:''; position:absolute; inset:-6px;
  border-radius:50%; border:2px solid var(--rlgl-green, #5EC269);
  animation:tempoIntroPulse 2s ease-out 0.5s 3;
  opacity:0; pointer-events:none;
}
@keyframes tempoIntroPulse {
  0%   { transform:scale(0.9); opacity:0.6; }
  100% { transform:scale(1.4); opacity:0; }
}

/* Periodic green glow pulse — subtle attention magnet */
.tempo-fab::before {
  content:''; position:absolute; inset:-4px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(94,194,105,0.3) 0%, transparent 70%);
  opacity:0; pointer-events:none;
  animation:tempoGlowPulse 120s ease-in-out infinite;
}
@keyframes tempoGlowPulse {
  0%, 97%  { opacity:0; transform:scale(0.95); }
  98.5%    { opacity:1; transform:scale(1.15); }
  99.5%    { opacity:0.6; transform:scale(1.05); }
  100%     { opacity:0; transform:scale(0.95); }
}

/* ── Overlay + Slideout Panel ── */
.tempo-overlay {
  position:fixed; inset:0; background:rgba(0,0,0,0.18); z-index:var(--z-slideout);
  opacity:0; transition:opacity 200ms ease;
  pointer-events:none;
  backdrop-filter:none; -webkit-backdrop-filter:none;
}
.tempo-overlay.open { opacity:1; pointer-events:auto; }

.tempo-slideout {
  position:fixed; top:0; right:0; bottom:0; width:380px; max-width:90vw;
  background:var(--bg-white); z-index:var(--z-slideout-panel);
  display:flex; flex-direction:column;
  box-shadow:-4px 0 24px rgba(0,0,0,0.12);
  transform:translateX(100%);
  transition:transform 450ms cubic-bezier(.4, 0, .2, 1);
}
.tempo-slideout.open { transform:translateX(0); }

.tempo-slideout .chat-header {
  padding:20px 20px 16px; border-bottom:none;
  display:flex; align-items:center; gap:14px;
  background:linear-gradient(160deg, var(--bg-dark) 0%, var(--bg-darker) 100%);
  flex-shrink:0; position:relative;
}
.tempo-slideout .chat-header-close {
  margin-left:auto; width:28px; height:28px;
  display:flex; align-items:center; justify-content:center;
  border-radius:var(--radius-sm); color:var(--text-on-dark);
  cursor:pointer; transition:all 0.15s ease;
  border:none; background:none;
}
.tempo-slideout .chat-header-close:hover { background:rgba(255,255,255,0.1); color:#fff; }


/* ══════════════════════════════════════════════════════════════
   SCROLLBAR
   ══════════════════════════════════════════════════════════════ */
/* Firefox */
* { scrollbar-width:thin; scrollbar-color:var(--border) transparent; }
/* Webkit */
::-webkit-scrollbar { width:6px; }
::-webkit-scrollbar-track { background:transparent; }
::-webkit-scrollbar-thumb { background:var(--border); border-radius:4px; }
::-webkit-scrollbar-thumb:hover { background:var(--text-muted); }


/* ══════════════════════════════════════════════════════════════
   SHARED KEYFRAMES
   ══════════════════════════════════════════════════════════════ */
@keyframes overlayFadeIn { from { opacity:0; } to { opacity:1; } }
@keyframes fadeIn { from { opacity:0; } to { opacity:1; } }
@keyframes fadeUp {
  from { opacity:0; transform:translateY(8px); }
  to   { opacity:1; transform:translateY(0); }
}
@keyframes fadeSlideUp {
  from { opacity:0; transform:translateY(6px); }
  to   { opacity:1; transform:translateY(0); }
}
@keyframes onNowPulse {
  0%, 100% { box-shadow:0 0 0 2px rgba(94,194,105,0.3); }
  50%      { box-shadow:0 0 0 5px rgba(94,194,105,0.15); }
}
@keyframes pulse {
  0%, 100% { opacity:1; transform:scale(1); }
  50%      { opacity:0.6; transform:scale(0.95); }
}

/* ══════════════════════════════════════════════════════════════
   BLOCKING — Shared modal + blocked users list.
   Used by instructor-dashboard + student-dashboard.
   ══════════════════════════════════════════════════════════════ */

/* ── Block Confirmation Modal ── */
.block-modal-backdrop {
  position:fixed; inset:0; background:rgba(0,0,0,0.45);
  display:flex; align-items:center; justify-content:center;
  z-index:var(--z-modal); opacity:0; transition:opacity 0.25s ease;
  pointer-events:none;
}
.block-modal-backdrop.visible {
  opacity:1; pointer-events:auto;
}
.block-modal {
  background:var(--bg-white); border-radius:var(--radius-lg); padding:28px;
  max-width:400px; width:calc(100% - 32px);
  box-shadow:var(--shadow-modal);
  transform:translateY(12px); transition:transform 0.25s cubic-bezier(.2,.8,.2,1);
}
.block-modal-backdrop.visible .block-modal {
  transform:translateY(0);
}
.block-modal__icon {
  width:44px; height:44px; border-radius:12px;
  background:var(--bg-muted); display:flex; align-items:center; justify-content:center;
  margin-bottom:16px;
}
.block-modal__icon svg {
  width:22px; height:22px; stroke:var(--text-secondary); stroke-width:2; fill:none;
}
.block-modal__title {
  font-size:17px; font-weight:700; color:var(--text-primary);
  letter-spacing:-.15px; margin-bottom:6px;
}
.block-modal__desc {
  font-size:14px; color:var(--text-secondary); line-height:1.5; margin-bottom:16px;
}
.block-modal__consequences {
  padding:12px 14px; border-radius:var(--radius-sm);
  background:var(--bg-muted); margin-bottom:20px;
}
.block-modal__consequence {
  display:flex; align-items:flex-start; gap:8px;
  font-size:13px; color:var(--text-secondary); line-height:1.4;
  padding:4px 0;
}
.block-modal__consequence svg {
  width:14px; height:14px; flex-shrink:0; margin-top:1px;
  stroke:var(--text-muted); stroke-width:2; fill:none;
}
.block-modal__actions {
  display:flex; gap:10px; justify-content:flex-end;
}
.block-modal__btn {
  padding:8px 20px; border-radius:var(--radius-sm);
  font-size:14px; font-weight:600; border:none; cursor:pointer;
  font-family:var(--ui-font); transition:all 0.15s ease;
}
.block-modal__btn-cancel {
  background:none; color:var(--text-secondary);
  border:1.5px solid var(--border);
}
.block-modal__btn-cancel:hover {
  background:var(--bg-muted); border-color:var(--text-muted);
}
.block-modal__btn-confirm {
  background:var(--text-primary); color:#fff;
}
.block-modal__btn-confirm:hover {
  background:var(--bg-darker);
}

/* ── Blocked Users List (Account > Security) ── */
.blocked-users-section {
  margin-top:20px; padding-top:20px;
  border-top:1px solid var(--border-light);
}
.blocked-users-header {
  display:flex; align-items:center; gap:8px; cursor:pointer;
  padding:6px 0; user-select:none;
}
.blocked-users-header:hover .blocked-users-title { color:var(--text-secondary); }
.blocked-users-header svg.blocked-icon {
  width:16px; height:16px; stroke:var(--text-muted); stroke-width:2; fill:none;
}
.blocked-users-chevron {
  width:14px; height:14px; stroke:var(--text-muted); stroke-width:2; fill:none;
  margin-left:auto; transition:transform 0.15s ease;
}
.blocked-users-section.expanded .blocked-users-chevron { transform:rotate(180deg); }
.blocked-users-title {
  font-size:14px; font-weight:700; color:var(--text-primary);
  transition:color 0.15s ease;
}
.blocked-users-body {
  display:grid; grid-template-rows:0fr; transition:grid-template-rows 0.25s ease;
}
.blocked-users-section.expanded .blocked-users-body { grid-template-rows:1fr; }
.blocked-users-body-inner { overflow:hidden; }
.blocked-users-empty {
  font-size:13px; color:var(--text-muted); padding:12px 0;
}
.blocked-user-row {
  display:flex; align-items:center; gap:12px;
  padding:10px 0; border-bottom:1px solid var(--border-light);
  animation:fadeIn 0.2s ease;
}
.blocked-user-row:last-child { border-bottom:none; }
.blocked-user-avatar {
  width:32px; height:32px; border-radius:50%; overflow:hidden; flex-shrink:0;
  background:var(--bg-muted); display:flex; align-items:center; justify-content:center;
  font-size:11px; font-weight:700; color:var(--text-muted);
}
.blocked-user-avatar img {
  width:100%; height:100%; object-fit:cover;
}
.blocked-user-info { flex:1; min-width:0; }
.blocked-user-name {
  font-size:13px; font-weight:600; color:var(--text-primary);
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
.blocked-user-date {
  font-size:11px; color:var(--text-muted);
}
.blocked-user-unblock {
  font-size:12px; font-weight:600; color:var(--rlgl-coral);
  background:none; border:none; cursor:pointer; font-family:var(--ui-font);
  padding:4px 10px; border-radius:var(--radius-pill);
  transition:all 0.15s ease;
}
.blocked-user-unblock:hover {
  background:var(--rlgl-coral-light); color:var(--rlgl-coral);
}

/* ── More Menu (three-dot) in message thread ── */
.msg-more-menu {
  position:relative;
}
.msg-more-dropdown {
  position:absolute; top:calc(100% + 6px); right:0;
  background:var(--bg-white); border-radius:var(--radius-sm);
  box-shadow:var(--shadow-dropdown); border:1px solid var(--border-light);
  min-width:210px; padding:4px 0; z-index:var(--z-dropdown);
  opacity:0; transform:translateY(-4px); pointer-events:none;
  transition:opacity 0.15s ease, transform 0.15s ease;
}
.msg-more-dropdown.open {
  opacity:1; transform:translateY(0); pointer-events:auto;
}
.msg-more-dropdown.drop-up {
  top:auto; bottom:calc(100% + 6px); transform:translateY(4px);
}
.msg-more-dropdown.drop-up.open {
  transform:translateY(0);
}
.msg-more-item {
  display:flex; align-items:center; gap:8px;
  padding:8px 14px; font-size:13px; font-weight:500;
  color:var(--text-primary); cursor:pointer;
  background:none; border:none; width:100%; text-align:left;
  font-family:var(--ui-font); transition:background 0.15s ease;
}
.msg-more-item:hover { background:var(--bg-muted); }
.msg-more-item svg {
  width:15px; height:15px; stroke:currentColor; stroke-width:2; fill:none; flex-shrink:0;
}
.msg-more-item.danger { color:#C62828; }
.msg-more-item.danger svg { stroke:#C62828; }
.msg-more-item.disabled {
  color:var(--text-muted); cursor:default; opacity:.7;
}
.msg-more-item.disabled:hover { background:none; }

/* Status icons in thread header (muted bell, reported flag) */
.msg-th-status-icon {
  display:inline-flex; align-items:center; margin-left:6px; vertical-align:middle;
}
.msg-th-status-icon--reported svg { stroke:var(--rlgl-coral); }

/* Reported input bar replacement */
.msg-input-reported {
  display:flex; align-items:center; gap:8px; justify-content:center;
  padding:14px 16px; font-size:13px; font-weight:500;
  color:var(--text-muted); text-align:center;
  background:var(--bg-muted); border-radius:var(--radius-sm);
  margin:0 12px 12px;
}
.msg-input-reported svg { flex-shrink:0; }

/* ══════════════════════════════════════════════════════════════
   COUNTDOWN DELETE / DEACTIVATE BUTTON
   Morphing button: idle → countdown-undo state with timer.
   Shared by instructor (deactivate) + student (delete) dashboards.
   ══════════════════════════════════════════════════════════════ */
.countdown-delete {
  position:relative; display:inline-flex; overflow:hidden;
  border-radius:var(--radius-pill); cursor:pointer; border:none;
  font-family:var(--ui-font); font-weight:700; font-size:13px;
  transition:all 400ms cubic-bezier(0.77, 0, 0.175, 1);
  user-select:none; outline:none;
}

/* ── Idle state: coral-tinted, inviting the click ── */
.countdown-delete:not(.is-counting) {
  background:var(--rlgl-coral); color:#fff;
  padding:12px 24px;
}
.countdown-delete:not(.is-counting):hover {
  background:#E8555D; box-shadow:0 2px 8px rgba(255,102,110,0.25);
}
.countdown-delete:not(.is-counting):active {
  transform:scale(0.95); transition-duration:80ms;
}

/* ── Counting state: light bg, wider to fit undo + timer ── */
.countdown-delete.is-counting {
  background:#FFEDF1; color:var(--rlgl-coral);
  padding:6px 6px 6px 16px; gap:10px;
  align-items:center;
}

/* ── Inner spans ── */
.countdown-delete__idle-label {
  display:inline-flex; white-space:nowrap;
  transition:opacity 200ms ease, transform 200ms ease;
}
.countdown-delete.is-counting .countdown-delete__idle-label {
  position:absolute; opacity:0; transform:translateY(-20px) scale(0.3);
  pointer-events:none;
}

.countdown-delete__undo-row {
  display:none; align-items:center; gap:10px; white-space:nowrap;
}
.countdown-delete.is-counting .countdown-delete__undo-row {
  display:inline-flex;
}

/* Undo icon circle */
.countdown-delete__undo-icon {
  width:28px; height:28px; border-radius:50%;
  background:var(--rlgl-coral); color:#fff;
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0; transition:transform 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.countdown-delete__undo-icon:hover { transform:scale(1.1); }
.countdown-delete__undo-icon svg { width:14px; height:14px; }

/* Undo text — per-letter animation via JS */
.countdown-delete__undo-text {
  font-weight:600; font-size:13px; color:var(--rlgl-coral);
  display:inline-flex;
}
.countdown-delete__undo-text span {
  display:inline-block; opacity:0; transform:translateY(12px) scale(0.3);
  animation:cdLetterIn 250ms forwards;
}
@keyframes cdLetterIn {
  to { opacity:1; transform:translateY(0) scale(1); }
}

/* Countdown pill */
.countdown-delete__timer {
  min-width:32px; height:32px; border-radius:var(--radius-pill);
  background:var(--rlgl-coral); color:#fff;
  display:flex; align-items:center; justify-content:center;
  font-size:13px; font-weight:700; flex-shrink:0;
  position:relative; overflow:hidden; padding:0 10px;
}

/* Digit flip animation */
.countdown-delete__digit {
  display:inline-block;
  animation:cdDigitIn 200ms cubic-bezier(0.33, 1, 0.68, 1);
}
@keyframes cdDigitIn {
  from { opacity:0; transform:translateY(8px) scale(0.8); }
  to   { opacity:1; transform:translateY(0) scale(1); }
}

/* ══════════════════════════════════════════════════════════════
   GUARDIAN & SAFETY — Account section for minor accounts.
   ══════════════════════════════════════════════════════════════ */

.guardian-info-card {
  display:flex; align-items:center; gap:14px;
  padding:14px 16px; border-radius:var(--radius-sm);
  background:var(--bg-muted); margin-bottom:16px;
}
.guardian-info-avatar {
  width:40px; height:40px; border-radius:50%; flex-shrink:0;
  background:linear-gradient(135deg, var(--rlgl-green) 0%, #4fad59 100%);
  display:flex; align-items:center; justify-content:center;
  color:#fff; font-size:14px; font-weight:700;
}
.guardian-info-details { flex:1; min-width:0; }
.guardian-info-name {
  font-size:14px; font-weight:600; color:var(--text-primary);
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
.guardian-info-email {
  font-size:12px; color:var(--text-muted);
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
.guardian-info-badge {
  font-size:10px; font-weight:700; text-transform:uppercase; letter-spacing:.5px;
  color:var(--rlgl-green); background:var(--rlgl-green-light);
  padding:3px 8px; border-radius:var(--radius-pill); flex-shrink:0;
}

.guardian-mode-toggle { margin-bottom:16px; }
.guardian-mode-label {
  font-size:14px; font-weight:700; color:var(--text-primary); margin-bottom:8px;
}
.guardian-mode-options { display:flex; flex-direction:column; gap:8px; }
.guardian-mode-option {
  display:flex; align-items:flex-start; gap:12px;
  padding:12px 14px; border-radius:var(--radius-sm);
  border:1.5px solid var(--border-light); cursor:pointer;
  transition:all 0.15s ease; background:var(--bg-white);
}
.guardian-mode-option:hover { border-color:var(--border-hover); }
.guardian-mode-option.active {
  border-color:var(--rlgl-green); background:rgba(94,194,105,.03);
}
.guardian-mode-radio {
  width:18px; height:18px; border-radius:50%; flex-shrink:0; margin-top:1px;
  border:2px solid var(--border); transition:all 0.15s ease;
  display:flex; align-items:center; justify-content:center;
}
.guardian-mode-option.active .guardian-mode-radio {
  border-color:var(--rlgl-green);
}
.guardian-mode-option.active .guardian-mode-radio::after {
  content:''; width:8px; height:8px; border-radius:50%;
  background:var(--rlgl-green);
}
.guardian-mode-option-title {
  font-size:13px; font-weight:600; color:var(--text-primary); margin-bottom:2px;
}
.guardian-mode-option-desc {
  font-size:12px; color:var(--text-muted); line-height:1.4;
}
.guardian-mode-who {
  font-size:12px; color:var(--text-muted); font-style:italic; margin-top:8px;
}
.guardian-mode-disabled {
  opacity:0.55; pointer-events:none;
}

.guardian-safety-note {
  display:flex; align-items:flex-start; gap:10px;
  padding:12px 14px; border-radius:var(--radius-sm);
  background:linear-gradient(135deg, rgba(255,102,110,.04) 0%, rgba(255,102,110,.01) 100%);
  border:1px solid rgba(255,102,110,.12);
  font-size:13px; color:var(--text-secondary); line-height:1.45;
}
.guardian-safety-note svg {
  width:16px; height:16px; flex-shrink:0; margin-top:1px;
  stroke:var(--rlgl-coral); stroke-width:2; fill:none;
}
.guardian-safety-note strong { color:var(--text-primary); font-weight:600; }

/* ══════════════════════════════════════════════════════════════
   BADGES & CREDENTIALS — Account section badge list.
   ══════════════════════════════════════════════════════════════ */

.ac-badge-list { display:flex; flex-direction:column; gap:2px; }

.ac-badge-row {
  display:flex; align-items:center; gap:12px;
  padding:10px 12px; border-radius:var(--radius-sm);
  transition:background 0.15s ease;
}
.ac-badge-row:hover { background:var(--bg-muted); }

.ac-badge-icon {
  width:32px; height:32px; border-radius:8px; flex-shrink:0;
  background:var(--rlgl-green-light);
  display:flex; align-items:center; justify-content:center;
}
.ac-badge-icon svg {
  width:16px; height:16px; stroke:var(--rlgl-green); stroke-width:2; fill:none;
}
.ac-badge-icon.pending-icon { background:rgba(230,168,23,.1); }
.ac-badge-icon.pending-icon svg { stroke:#e6a817; }
.ac-badge-icon.history-icon { background:var(--bg-muted); }
.ac-badge-icon.history-icon svg { stroke:var(--text-muted); }

.ac-badge-info { flex:1; min-width:0; }
.ac-badge-name {
  font-size:13px; font-weight:600; color:var(--text-primary);
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
.ac-badge-meta {
  font-size:11px; color:var(--text-muted); margin-top:1px;
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}

.ac-badge-status {
  font-size:10px; font-weight:700; text-transform:uppercase;
  letter-spacing:.5px; flex-shrink:0; padding:3px 8px;
  border-radius:var(--radius-pill);
}
.ac-badge-status.active {
  color:var(--rlgl-green); background:var(--rlgl-green-light);
}
.ac-badge-status.pending-status {
  color:#e6a817; background:rgba(230,168,23,.1);
}


/* ══════════════════════════════════════════════════════════════
   REDUCED MOTION — Respect user preference
   ══════════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration:0.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:0.01ms !important;
    scroll-behavior:auto !important;
  }
}