/* ═══════════════════════════════════════════════════════════════
   av-teams.css — AlphaVault Teams · v3.0 ULTRA PRO / MINIMALIST
   Aligné 100% sur checkout.css — AlphaVault AI
   Prefix: avt- (conservé pour compatibilité HTML/JS existants)
   ═══════════════════════════════════════════════════════════════ */

   @import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

   *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
   html { font-size: 16px; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
   
   /* ════════════════════════════════════════════════════════════════════
      DESIGN TOKENS — IDENTIQUES AU CHECKOUT (--avt-*)
   ════════════════════════════════════════════════════════════════════ */
   :root,
   body.avt-theme-light {
       --avt-ink:         #0a0a0a;
       --avt-ink-soft:    #404040;
       --avt-text-muted:  #737373;
       --avt-text-light:  #a3a3a3;
       --avt-border:      #e5e5e5;
       --avt-border-soft: #f5f5f5;
       --avt-bg:          #fafafa;
       --avt-bg-alt:      #f5f5f5;
       --avt-surface:     #ffffff;
       --avt-surface-2:   #fafafa;
       --avt-card-bg:     #ffffff;
       --avt-sidebar-bg:  #ffffff;
       --avt-header-bg:   rgba(255,255,255,0.97);
       --avt-input-bg:    #ffffff;
       --avt-overlay-bg:  rgba(0,0,0,0.4);
   
       --avt-text:         #0a0a0a;
       --avt-text-inverse: #ffffff;
   
       --avt-success:     #16a34a;
       --avt-danger:      #dc2626;
       --avt-warning:     #0a0a0a;
   
       /* Compat — tous les anciens noms colorés pointent vers l'ink */
       --avt-primary:       #0a0a0a;
       --avt-primary-soft:  #f5f5f5;
       --avt-primary-hover: #262626;
       --avt-secondary:     #0a0a0a;
       --avt-accent:        #0a0a0a;
       --avt-pink:          #0a0a0a;
   
       --avt-radius-sm:   4px;
       --avt-radius-md:   6px;
       --avt-radius-lg:   10px;
       --avt-radius-xl:   12px;
       --avt-radius-full: 999px;
   
       --avt-shadow-xs:     none;
       --avt-shadow-sm:     0 1px 3px rgba(0,0,0,0.04);
       --avt-shadow-md:     0 1px 3px rgba(0,0,0,0.04);
       --avt-shadow-lg:     0 4px 12px rgba(0,0,0,0.06);
       --avt-shadow-xl:     0 12px 32px rgba(0,0,0,0.10);
       --avt-shadow-card:   0 1px 3px rgba(0,0,0,0.04);
       --avt-shadow-dropdown: 0 8px 24px rgba(0,0,0,0.08);
       --avt-shadow-modal:  0 12px 32px rgba(0,0,0,0.12);
   
       --avt-sidebar-width:      260px;
       --avt-sidebar-collapsed:  72px;
       --avt-header-height:      60px;
   
       --avt-transition:        0.15s ease;
       --avt-transition-slow:   0.2s ease;
       --avt-transition-spring: 0.2s ease;
   
       --avt-call-bg:           #0a0a0a;
       --avt-call-surface:      rgba(255,255,255,0.06);
       --avt-call-border:       rgba(255,255,255,0.10);
       --avt-call-text:         rgba(255,255,255,0.92);
       --avt-call-text-muted:   rgba(255,255,255,0.45);
   }
   
   /* ════════════════════════════════════════════════════════════════════
      DARK MODE
   ════════════════════════════════════════════════════════════════════ */
   body.avt-theme-dark {
       --avt-ink:         #fafafa;
       --avt-ink-soft:    #d4d4d4;
       --avt-text-muted:  #a3a3a3;
       --avt-text-light:  #737373;
       --avt-border:      #262626;
       --avt-border-soft: #171717;
       --avt-bg:          #0a0a0a;
       --avt-bg-alt:      #141414;
       --avt-surface:     #141414;
       --avt-surface-2:   #141414;
       --avt-card-bg:     #0f0f0f;
       --avt-sidebar-bg:  #0a0a0a;
       --avt-header-bg:   rgba(10,10,10,0.97);
       --avt-input-bg:    #141414;
       --avt-overlay-bg:  rgba(0,0,0,0.7);
   
       --avt-text:         #fafafa;
       --avt-text-inverse: #0a0a0a;
   
       --avt-primary:       #fafafa;
       --avt-primary-soft:  #171717;
       --avt-primary-hover: #d4d4d4;
       --avt-secondary:     #fafafa;
       --avt-accent:        #fafafa;
   
       --avt-shadow-sm:     0 1px 3px rgba(0,0,0,0.3);
       --avt-shadow-md:     0 1px 3px rgba(0,0,0,0.4);
       --avt-shadow-lg:     0 4px 12px rgba(0,0,0,0.5);
       --avt-shadow-xl:     0 12px 32px rgba(0,0,0,0.6);
       --avt-shadow-card:   0 1px 3px rgba(0,0,0,0.3);
       --avt-shadow-dropdown: 0 8px 24px rgba(0,0,0,0.5);
       --avt-shadow-modal:  0 12px 32px rgba(0,0,0,0.6);
   }
   
   /* ════════════════════════════════════════════════════════════════════
      BASE BODY
   ════════════════════════════════════════════════════════════════════ */
   body.avt-page {
       font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
       background: var(--avt-bg);
       color: var(--avt-text);
       -webkit-font-smoothing: antialiased;
       -moz-osx-font-smoothing: grayscale;
       line-height: 1.5;
       min-height: 100vh;
       overflow-x: hidden;
       transition: background .2s ease, color .2s ease;
   }
   
   /* ════════════════════════════════════════════════════════════════════
      APP LAYOUT
   ════════════════════════════════════════════════════════════════════ */
   #avtApp { display: flex; min-height: 100vh; transition: var(--avt-transition); width: 100%; }
   
   /* ════════════════════════════════════════════════════════════════════
      TOAST
   ════════════════════════════════════════════════════════════════════ */
   #avtToast {
       position: fixed; bottom: 24px; left: 50%;
       transform: translateX(-50%) translateY(80px);
       background: var(--avt-ink); color: var(--avt-bg);
       padding: 11px 20px; border-radius: var(--avt-radius-sm);
       font-size: 13px; font-weight: 600;
       box-shadow: var(--avt-shadow-xl);
       z-index: 99999; opacity: 0;
       transition: transform 0.25s ease, opacity 0.25s ease;
       white-space: nowrap; max-width: 440px;
       display: flex; align-items: center; gap: 8px;
       pointer-events: none;
   }
   #avtToast.show { transform: translateX(-50%) translateY(0); opacity: 1; }
   
   /* ════════════════════════════════════════════════════════════════════
      INCOMING CALL OVERLAY
   ════════════════════════════════════════════════════════════════════ */
   #avtIncomingCall {
       position: fixed; top: 24px; right: 24px; width: 320px;
       background: var(--avt-card-bg); border: 1px solid var(--avt-border);
       border-radius: var(--avt-radius-lg); box-shadow: var(--avt-shadow-xl);
       padding: 20px; z-index: 99998;
       transform: translateX(380px); opacity: 0;
       transition: transform 0.3s ease, opacity 0.25s ease;
       overflow: hidden;
   }
   #avtIncomingCall.show { transform: translateX(0); opacity: 1; }
   
   .avt-incoming-pulse {
       position: absolute; inset: 0; border-radius: var(--avt-radius-lg);
       animation: avtIncomingPulse 2s ease-in-out infinite; pointer-events: none;
   }
   @keyframes avtIncomingPulse {
       0%, 100% { box-shadow: 0 0 0 0 rgba(10,10,10,0); }
       50%      { box-shadow: 0 0 0 6px rgba(10,10,10,0.06); }
   }
   
   .avt-incoming-top { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
   .avt-incoming-avatar { width: 52px; height: 52px; border-radius: 50%; object-fit: cover; border: 2px solid var(--avt-border); flex-shrink: 0; }
   .avt-incoming-name { font-size: 15px; font-weight: 700; color: var(--avt-text); margin-bottom: 3px; }
   .avt-incoming-type { font-size: 12px; color: var(--avt-text-muted); display: flex; align-items: center; gap: 5px; }
   
   .avt-incoming-actions { display: flex; gap: 10px; }
   .avt-incoming-reject, .avt-incoming-accept {
       flex: 1; border: 1px solid var(--avt-border); border-radius: var(--avt-radius-sm);
       padding: 10px 14px; font-size: 13px; font-weight: 700; cursor: pointer;
       display: flex; align-items: center; justify-content: center; gap: 7px;
       transition: var(--avt-transition); font-family: inherit;
   }
   .avt-incoming-reject { background: var(--avt-surface); color: var(--avt-danger); }
   .avt-incoming-reject:hover { background: var(--avt-danger); color: #fff; border-color: var(--avt-danger); }
   .avt-incoming-accept { background: var(--avt-ink); color: var(--avt-bg); border-color: var(--avt-ink); }
   .avt-incoming-accept:hover { opacity: .85; }
   
   /* ════════════════════════════════════════════════════════════════════
      MOBILE BACKDROP
   ════════════════════════════════════════════════════════════════════ */
   #avtMobileBackdrop {
       display: none; position: fixed; inset: 0; background: var(--avt-overlay-bg);
       z-index: 998; backdrop-filter: blur(3px); -webkit-backdrop-filter: blur(3px);
       opacity: 0; transition: opacity 0.3s ease; pointer-events: none;
   }
   #avtMobileBackdrop.active { display: block; opacity: 1; pointer-events: all; }
   
   /* ════════════════════════════════════════════════════════════════════
      CALL OVERLAY — FULL SCREEN
   ════════════════════════════════════════════════════════════════════ */
   #avtCallOverlay {
       position: fixed; inset: 0; background: var(--avt-call-bg);
       z-index: 9000; display: none; flex-direction: column; overflow: hidden;
   }
   #avtCallOverlay.active { display: flex; }
   
   .avt-call-header {
       display: flex; align-items: center; justify-content: space-between;
       padding: 12px 20px; background: rgba(0,0,0,0.35);
       backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
       border-bottom: 1px solid var(--avt-call-border); flex-shrink: 0; z-index: 10; gap: 12px;
   }
   .avt-call-title { display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 700; color: var(--avt-call-text); }
   .avt-call-live {
       display: inline-flex; align-items: center; gap: 5px;
       background: rgba(220,38,38,0.18); color: #f87171;
       font-size: 10px; font-weight: 800; letter-spacing: 0.08em;
       padding: 3px 9px; border-radius: var(--avt-radius-full);
       border: 1px solid rgba(220,38,38,0.3);
   }
   .avt-call-live i { font-size: 7px; animation: avtPulse 1.4s ease infinite; }
   
   .avt-call-timer-wrap { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--avt-call-text-muted); }
   .avt-call-timer { font-size: 14px; font-weight: 700; color: var(--avt-call-text); font-variant-numeric: tabular-nums; letter-spacing: 0.05em; }
   
   .avt-call-header-btns { display: flex; align-items: center; gap: 4px; }
   .avt-call-header-btn {
       background: rgba(255,255,255,0.06); border: 1px solid var(--avt-call-border);
       color: var(--avt-call-text); border-radius: var(--avt-radius-md);
       padding: 7px 12px; font-size: 12px; font-weight: 600; cursor: pointer;
       display: flex; align-items: center; gap: 6px; transition: var(--avt-transition);
       font-family: inherit; position: relative;
   }
   .avt-call-header-btn:hover { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.2); }
   
   .avt-call-badge {
       position: absolute; top: -5px; right: -5px; background: var(--avt-danger);
       color: #fff; font-size: 9px; font-weight: 800; width: 16px; height: 16px;
       border-radius: 50%; display: flex; align-items: center; justify-content: center;
       border: 2px solid var(--avt-call-bg);
   }
   
   .avt-call-indicators { position: absolute; top: 68px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; z-index: 10; pointer-events: none; }
   .avt-recording-indicator {
       display: none; align-items: center; gap: 7px;
       background: rgba(220,38,38,0.18); border: 1px solid rgba(220,38,38,0.35);
       color: #f87171; font-size: 11px; font-weight: 800; letter-spacing: 0.08em;
       padding: 5px 12px; border-radius: var(--avt-radius-full); backdrop-filter: blur(12px);
   }
   .avt-recording-indicator.active { display: flex; }
   .avt-rec-dot { width: 8px; height: 8px; border-radius: 50%; background: #ef4444; animation: avtPulse 1.2s ease infinite; }
   
   .avt-screenshare-banner {
       display: none; align-items: center; gap: 7px;
       background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2);
       color: rgba(255,255,255,0.85); font-size: 11px; font-weight: 700;
       padding: 5px 12px; border-radius: var(--avt-radius-full); backdrop-filter: blur(12px);
   }
   .avt-screenshare-banner.active { display: flex; }
   
   /* ─── Video Area ──────────────────────────────────────────────────── */
   .avt-video-area { flex: 1; display: flex; align-items: center; justify-content: center; overflow: hidden; padding: 16px; position: relative; }
   .avt-video-grid { width: 100%; height: 100%; display: grid; gap: 10px; align-items: center; justify-items: center; transition: grid-template-columns 0.4s ease; }
   .avt-video-grid[data-count="1"] { grid-template-columns: 1fr; max-width: 900px; margin: 0 auto; }
   .avt-video-grid[data-count="2"] { grid-template-columns: 1fr 1fr; }
   .avt-video-grid[data-count="3"], .avt-video-grid[data-count="4"] { grid-template-columns: 1fr 1fr; grid-template-rows: 1fr 1fr; }
   .avt-video-grid[data-count="5"], .avt-video-grid[data-count="6"] { grid-template-columns: 1fr 1fr 1fr; grid-template-rows: 1fr 1fr; }
   .avt-video-grid[data-count="7"], .avt-video-grid[data-count="8"], .avt-video-grid[data-count="9"] { grid-template-columns: repeat(3, 1fr); grid-template-rows: repeat(3, 1fr); }
   .avt-video-grid[data-layout="speaker"], .avt-layout-speaker { grid-template-columns: 1fr 240px !important; }
   .avt-layout-sidebar { grid-template-columns: 1fr !important; max-width: 640px; }
   
   .avt-video-tile {
       position: relative; width: 100%; height: 100%; aspect-ratio: 16/9;
       background: #141414; border-radius: 10px; overflow: hidden;
       border: 1px solid transparent; transition: border-color 0.2s ease;
       cursor: pointer; min-height: 120px;
   }
   .avt-video-tile:hover { border-color: rgba(255,255,255,0.2); }
   .avt-video-tile.avt-tile-pinned { border-color: #fff; box-shadow: 0 0 0 1px rgba(255,255,255,0.3); grid-column: 1; grid-row: 1 / -1; }
   
   .avt-tile-name {
       position: absolute; bottom: 0; left: 0; right: 0; padding: 28px 12px 10px;
       background: linear-gradient(transparent, rgba(0,0,0,0.7));
       font-size: 12px; font-weight: 700; color: #fff; display: flex; align-items: center; gap: 4px;
   }
   
   /* ─── Call Chat & Participants Panels ─────────────────────────────── */
   .avt-call-chat, .avt-call-participants {
       position: absolute; top: 60px; right: 0; bottom: 100px; width: 300px;
       background: rgba(10,10,10,0.96); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
       border-left: 1px solid var(--avt-call-border); display: flex; flex-direction: column;
       z-index: 15; transform: translateX(100%); transition: transform 0.25s ease;
   }
   .avt-call-chat.open, .avt-call-participants.open { transform: translateX(0); }
   
   .avt-call-panel-header {
       display: flex; align-items: center; justify-content: space-between; padding: 14px 16px;
       border-bottom: 1px solid var(--avt-call-border); font-size: 13px; font-weight: 700;
       color: var(--avt-call-text); flex-shrink: 0; gap: 8px;
   }
   .avt-panel-close {
       background: rgba(255,255,255,0.08); border: none; color: var(--avt-call-text-muted);
       width: 28px; height: 28px; border-radius: 50%; cursor: pointer; display: flex;
       align-items: center; justify-content: center; font-size: 12px; transition: var(--avt-transition); flex-shrink: 0;
   }
   .avt-panel-close:hover { background: rgba(255,255,255,0.15); color: #fff; }
   
   .avt-call-chat-messages { flex: 1; overflow-y: auto; padding: 16px; scroll-behavior: smooth; }
   .avt-call-chat-messages::-webkit-scrollbar { width: 4px; }
   .avt-call-chat-messages::-webkit-scrollbar-track { background: transparent; }
   .avt-call-chat-messages::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }
   
   .avt-call-chat-input-row { display: flex; gap: 8px; padding: 12px; border-top: 1px solid var(--avt-call-border); flex-shrink: 0; }
   .avt-call-chat-input {
       flex: 1; background: rgba(255,255,255,0.06); border: 1px solid var(--avt-call-border);
       border-radius: var(--avt-radius-md); color: var(--avt-call-text); font-size: 12px;
       padding: 8px 12px; outline: none; font-family: inherit; transition: var(--avt-transition);
   }
   .avt-call-chat-input::placeholder { color: var(--avt-call-text-muted); }
   .avt-call-chat-input:focus { background: rgba(255,255,255,0.09); border-color: rgba(255,255,255,0.3); }
   
   .avt-call-chat-send {
       background: var(--avt-ink); border: none; color: var(--avt-bg); width: 36px; height: 36px;
       border-radius: var(--avt-radius-md); cursor: pointer; display: flex; align-items: center;
       justify-content: center; font-size: 13px; transition: var(--avt-transition); flex-shrink: 0;
   }
   body.avt-theme-dark .avt-call-chat-send { background: #fafafa; color: #0a0a0a; }
   .avt-call-chat-send:hover { opacity: .85; }
   
   /* ─── Call Controls Bar ───────────────────────────────────────────── */
   .avt-call-controls {
       display: flex; align-items: center; justify-content: center; gap: 8px;
       padding: 16px 24px; background: rgba(0,0,0,0.5); backdrop-filter: blur(20px);
       -webkit-backdrop-filter: blur(20px); border-top: 1px solid var(--avt-call-border);
       flex-shrink: 0; flex-wrap: wrap;
   }
   .avt-ctrl-btn {
       display: flex; flex-direction: column; align-items: center; justify-content: center;
       gap: 4px; width: 64px; height: 64px; border: none; border-radius: var(--avt-radius-lg);
       font-size: 18px; cursor: pointer; transition: var(--avt-transition); font-family: inherit; position: relative;
   }
   .avt-ctrl-label { font-size: 9px; font-weight: 700; letter-spacing: 0.02em; text-transform: uppercase; }
   .avt-ctrl-btn-default { background: rgba(255,255,255,0.08); color: rgba(255,255,255,0.85); border: 1px solid var(--avt-call-border); }
   .avt-ctrl-btn-default:hover { background: rgba(255,255,255,0.15); color: #fff; }
   .avt-ctrl-btn-active { background: rgba(220,38,38,0.2) !important; color: #f87171 !important; border-color: rgba(220,38,38,0.35) !important; }
   .avt-ctrl-btn-end { background: var(--avt-danger); color: #fff; border: 1px solid transparent; }
   .avt-ctrl-btn-end:hover { opacity: .88; }
   
   .avt-ctrl-more-wrap { position: relative; }
   .avt-more-menu {
       position: absolute; bottom: calc(100% + 10px); left: 50%; transform: translateX(-50%);
       background: rgba(15,15,15,0.97); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
       border: 1px solid var(--avt-call-border); border-radius: var(--avt-radius-lg); padding: 6px;
       min-width: 180px; box-shadow: var(--avt-shadow-xl); z-index: 20;
   }
   .avt-more-item {
       display: flex; align-items: center; gap: 10px; width: 100%; background: none; border: none;
       color: var(--avt-call-text); padding: 9px 12px; font-size: 13px; font-weight: 500; cursor: pointer;
       border-radius: var(--avt-radius-md); transition: var(--avt-transition); font-family: inherit; text-align: left;
   }
   .avt-more-item:hover { background: rgba(255,255,255,0.08); color: #fff; }
   
   /* ════════════════════════════════════════════════════════════════════
      SIDEBAR
   ════════════════════════════════════════════════════════════════════ */
   #avtSidebar {
       width: var(--avt-sidebar-width); height: 100vh; background: var(--avt-sidebar-bg);
       border-right: 1px solid var(--avt-border); display: flex; flex-direction: column;
       position: sticky; top: 0; flex-shrink: 0; z-index: 100;
       transition: width var(--avt-transition), background .2s ease, border-color .2s ease; overflow: hidden;
   }
   .avt-sidebar-collapsed #avtSidebar { width: var(--avt-sidebar-collapsed); }
   
   .avt-sidebar-logo {
       display: flex; align-items: center; justify-content: center; gap: 10px;
       padding: 18px 16px 14px; text-decoration: none; flex-shrink: 0; overflow: hidden;
       min-height: 56px; border-bottom: 1px solid var(--avt-border-soft);
       transition: justify-content var(--avt-transition), padding var(--avt-transition);
   }
   .avt-logo-icon { width: 0; height: 26px; object-fit: contain; flex-shrink: 0; border-radius: 8px; opacity: 0; overflow: hidden; transition: opacity var(--avt-transition), width var(--avt-transition); pointer-events: none; display: block; }
   .avt-logo-text { height: 22px; max-width: 170px; width: auto; object-fit: contain; flex-shrink: 0; opacity: 1; display: block; transition: opacity var(--avt-transition), max-width var(--avt-transition); }
   body.avt-theme-dark .avt-logo-text { filter: invert(1) brightness(1.8); }
   .avt-sidebar-collapsed .avt-logo-icon { width: 28px; opacity: 1; overflow: visible; pointer-events: auto; }
   .avt-sidebar-collapsed .avt-logo-text { max-width: 0; opacity: 0; overflow: hidden; pointer-events: none; }
   .avt-sidebar-collapsed .avt-sidebar-logo { padding: 18px 6px 14px; gap: 0; }
   
   /* ─── My Status ───────────────────────────────────────────────────── */
   .avt-my-status {
       display: flex; align-items: center; gap: 10px; padding: 10px 12px; cursor: pointer;
       border-radius: var(--avt-radius-md); margin: 8px 8px 0; transition: var(--avt-transition);
       border: 1px solid transparent; flex-shrink: 0; overflow: hidden;
   }
   .avt-my-status:hover { background: var(--avt-border-soft); border-color: var(--avt-border); }
   .avt-my-status-avatar { position: relative; flex-shrink: 0; }
   .avt-my-status-avatar img { width: 36px; height: 36px; border-radius: 50%; object-fit: cover; border: 1px solid var(--avt-border); display: block; }
   .avt-status-dot { position: absolute; bottom: 0; right: 0; width: 11px; height: 11px; border-radius: 50%; background: var(--avt-success); border: 2px solid var(--avt-sidebar-bg); transition: background 0.3s ease; }
   .avt-my-status-info { flex: 1; min-width: 0; opacity: 1; transition: opacity var(--avt-transition); }
   .avt-sidebar-collapsed .avt-my-status-info, .avt-sidebar-collapsed .avt-my-status-chevron { opacity: 0; pointer-events: none; }
   .avt-my-status-name { font-size: 13px; font-weight: 700; color: var(--avt-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
   .avt-my-status-label { font-size: 11px; color: var(--avt-text-muted); margin-top: 1px; white-space: nowrap; }
   .avt-my-status-chevron { font-size: 10px; color: var(--avt-text-light); flex-shrink: 0; transition: var(--avt-transition); }
   
   /* ─── Status Menu ─────────────────────────────────────────────────── */
   .avt-status-menu {
       position: absolute; left: 12px; right: 12px; top: 140px; background: var(--avt-card-bg);
       border: 1px solid var(--avt-border); border-radius: var(--avt-radius-lg); box-shadow: var(--avt-shadow-dropdown);
       z-index: 200; padding: 6px; animation: avtDropIn 0.15s ease;
   }
   .avt-status-menu-title { font-size: 10px; font-weight: 700; color: var(--avt-text-muted); text-transform: uppercase; letter-spacing: 0.08em; padding: 5px 10px 6px; }
   .avt-status-item {
       display: flex; align-items: center; gap: 10px; width: 100%; background: none; border: none;
       color: var(--avt-text); padding: 9px 10px; font-size: 13px; font-weight: 500; cursor: pointer;
       border-radius: var(--avt-radius-sm); transition: var(--avt-transition); font-family: inherit; text-align: left;
   }
   .avt-status-item:hover { background: var(--avt-border-soft); }
   .avt-status-dot-inline { width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; }
   
   /* ─── Sidebar Scroll ──────────────────────────────────────────────── */
   .avt-sidebar-scroll { flex: 1; overflow-y: auto; overflow-x: hidden; padding: 10px 0; scrollbar-width: thin; scrollbar-color: var(--avt-border) transparent; }
   .avt-sidebar-scroll::-webkit-scrollbar { width: 4px; }
   .avt-sidebar-scroll::-webkit-scrollbar-thumb { background: var(--avt-border); border-radius: 4px; }
   
   .avt-nav-label {
       font-size: 9px; font-weight: 700; color: var(--avt-text-light); text-transform: uppercase;
       letter-spacing: 0.08em; padding: 10px 20px 6px; white-space: nowrap; overflow: hidden; opacity: 1;
       transition: opacity var(--avt-transition);
   }
   .avt-sidebar-collapsed .avt-nav-label { opacity: 0; height: 0; padding: 0; }
   
   .avt-nav-item {
       display: flex; align-items: center; gap: 12px; padding: 8px 12px; margin: 1px 10px;
       border-radius: var(--avt-radius-sm); cursor: pointer; transition: var(--avt-transition);
       position: relative; text-decoration: none; color: var(--avt-text-muted); overflow: hidden;
   }
   .avt-nav-item:hover { background: var(--avt-border-soft); color: var(--avt-text); }
   .avt-nav-item.active { background: var(--avt-ink); color: var(--avt-bg); }
   .avt-nav-item.active .avt-nav-icon { background: transparent !important; color: var(--avt-bg) !important; transform: none; }
   .avt-nav-item.active .avt-nav-icon i { color: var(--avt-bg) !important; }
   .avt-nav-item.active .avt-ai-logo-icon img { filter: brightness(0) invert(1); }
   
   .avt-nav-icon {
       width: 28px; height: 28px; border-radius: var(--avt-radius-sm); display: flex; align-items: center;
       justify-content: center; font-size: 12px; flex-shrink: 0; background: transparent !important;
       color: var(--avt-text-muted) !important; transition: var(--avt-transition);
   }
   .avt-nav-item:hover .avt-nav-icon { color: var(--avt-text) !important; }
   
   .avt-nav-text { font-size: 12.5px; font-weight: 600; white-space: nowrap; flex: 1; opacity: 1; transition: opacity var(--avt-transition); }
   .avt-sidebar-collapsed .avt-nav-text { opacity: 0; pointer-events: none; }
   
   .avt-nav-badge {
       background: var(--avt-ink); color: var(--avt-bg); font-size: 10px; font-weight: 700;
       padding: 2px 7px; border-radius: var(--avt-radius-full); flex-shrink: 0; line-height: 1.4;
       opacity: 1; transition: opacity var(--avt-transition);
   }
   .avt-nav-item.active .avt-nav-badge { background: var(--avt-bg); color: var(--avt-ink); }
   .avt-sidebar-collapsed .avt-nav-badge { opacity: 0; width: 0; padding: 0; }
   
   .avt-new-badge { background: var(--avt-ink); color: var(--avt-bg); font-size: 9px; font-weight: 900; padding: 2px 6px; border-radius: var(--avt-radius-full); letter-spacing: 0.05em; flex-shrink: 0; }
   .avt-sidebar-collapsed .avt-new-badge { opacity: 0; display: none; }
   
   /* ─── Sidebar Footer ──────────────────────────────────────────────── */
   .avt-sidebar-footer { display: flex; align-items: center; justify-content: space-around; padding: 10px 8px; border-top: 1px solid var(--avt-border-soft); gap: 4px; flex-shrink: 0; }
   .avt-sidebar-footer-btn {
       display: flex; flex-direction: column; align-items: center; gap: 4px; background: none; border: none;
       color: var(--avt-text-muted); font-size: 10px; font-weight: 600; cursor: pointer; padding: 8px;
       border-radius: var(--avt-radius-sm); transition: var(--avt-transition); font-family: inherit; text-align: center; min-width: 48px;
   }
   .avt-sidebar-footer-btn i { font-size: 14px; }
   .avt-sidebar-footer-btn:hover { background: var(--avt-border-soft); color: var(--avt-text); }
   .avt-sidebar-collapsed .avt-sidebar-footer-btn span { display: none; }
   
   /* ════════════════════════════════════════════════════════════════════
      TOGGLE SIDEBAR
   ════════════════════════════════════════════════════════════════════ */
   .avt-sidebar-toggle {
       position: fixed; left: calc(var(--avt-sidebar-width) - 14px); top: 50vh; transform: translateY(-50%);
       width: 26px; height: 26px; border-radius: 50%; background: var(--avt-card-bg);
       border: 1px solid var(--avt-border); color: var(--avt-text-muted); font-size: 9px; cursor: pointer;
       display: flex; align-items: center; justify-content: center; z-index: 200; box-shadow: var(--avt-shadow-md);
       transition: left var(--avt-transition), background-color var(--avt-transition), border-color var(--avt-transition), color var(--avt-transition);
       flex-shrink: 0;
   }
   .avt-sidebar-toggle:hover { background: var(--avt-ink); border-color: var(--avt-ink); color: var(--avt-bg); transform: translateY(-50%); }
   .avt-sidebar-collapsed .avt-sidebar-toggle { left: calc(var(--avt-sidebar-collapsed) - 14px); }
   
   .avt-sidebar-placeholder { padding: 10px 18px; font-size: 11px; color: var(--avt-text-light); font-style: italic; }
   
   /* ════════════════════════════════════════════════════════════════════
      MAIN AREA
   ════════════════════════════════════════════════════════════════════ */
   #avtMain { flex: 1; display: flex; flex-direction: column; min-width: 0; overflow: hidden; transition: var(--avt-transition); }
   
   #avtHeader {
       height: var(--avt-header-height); background: var(--avt-header-bg);
       backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
       border-bottom: 1px solid var(--avt-border); display: flex; align-items: center; gap: 10px;
       padding: 0 20px; position: sticky; top: 0; z-index: 90; flex-shrink: 0;
   }
   .avt-mobile-menu-btn { background: none; border: none; color: var(--avt-text-muted); font-size: 16px; cursor: pointer; padding: 8px; border-radius: var(--avt-radius-sm); transition: var(--avt-transition); flex-shrink: 0; }
   .avt-mobile-menu-btn:hover { background: var(--avt-border-soft); color: var(--avt-text); }
   
   .avt-breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700; color: var(--avt-text); white-space: nowrap; flex-shrink: 0; }
   .avt-breadcrumb i { color: var(--avt-text-muted); font-size: 12px; }
   
   /* ─── Search ──────────────────────────────────────────────────────── */
   .avt-search-wrap { flex: 1; max-width: 340px; position: relative; }
   .avt-search-icon { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--avt-text-faint,var(--avt-text-light)); font-size: 11px; pointer-events: none; }
   .avt-search-input {
       width: 100%; background: var(--avt-input-bg); border: 1px solid var(--avt-border);
       border-radius: var(--avt-radius-sm); color: var(--avt-text); font-size: 12.5px; font-family: inherit;
       padding: 8px 16px 8px 34px; outline: none; transition: var(--avt-transition);
   }
   .avt-search-input::placeholder { color: var(--avt-text-light); }
   .avt-search-input:focus { border-color: var(--avt-ink); background: var(--avt-surface); }
   
   /* ─── Header Controls ─────────────────────────────────────────────── */
   .avt-header-controls { display: flex; align-items: center; gap: 8px; margin-left: auto; flex-shrink: 0; }
   .avt-header-btn-label { white-space: nowrap; }
   .avt-header-dropdown-wrap { position: relative; }
   
   .avt-icon-btn {
       width: 36px; height: 36px; border-radius: 50%; background: none; border: none;
       color: var(--avt-text-muted); font-size: 15px; cursor: pointer; display: flex;
       align-items: center; justify-content: center; transition: var(--avt-transition); position: relative;
   }
   .avt-icon-btn:hover { background: var(--avt-border-soft); color: var(--avt-text); }
   
   .avt-notif-dot { position: absolute; top: 6px; right: 6px; width: 8px; height: 8px; background: var(--avt-danger); border-radius: 50%; border: 2px solid var(--avt-header-bg); }
   
   .avt-header-avatar {
       width: 30px; height: 30px; border-radius: 50%; background: var(--avt-ink);
       display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 800;
       color: var(--avt-bg); cursor: pointer; overflow: hidden; border: 1px solid var(--avt-border);
       transition: var(--avt-transition); flex-shrink: 0;
   }
   .avt-header-avatar:hover { border-color: var(--avt-ink-soft); }
   .avt-header-avatar img { width: 100%; height: 100%; object-fit: cover; }
   
   /* ─── Dropdown Panel ──────────────────────────────────────────────── */
   .avt-dropdown-panel {
       position: absolute; top: calc(100% + 10px); right: 0; background: var(--avt-card-bg);
       border: 1px solid var(--avt-border); border-radius: var(--avt-radius-lg); box-shadow: var(--avt-shadow-dropdown);
       z-index: 999; min-width: 220px; animation: avtDropIn 0.15s ease; overflow: hidden;
   }
   @keyframes avtDropIn { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }
   
   .avt-dropdown-header { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; border-bottom: 1px solid var(--avt-border-soft); }
   .avt-dropdown-title { font-size: 13px; font-weight: 700; color: var(--avt-text); }
   .avt-dropdown-divider { height: 1px; background: var(--avt-border-soft); margin: 4px 0; }
   .avt-dropdown-item {
       display: flex; align-items: center; gap: 10px; width: 100%; background: none; border: none;
       color: var(--avt-text); padding: 9px 16px; font-size: 12.5px; font-weight: 500; cursor: pointer;
       transition: var(--avt-transition); font-family: inherit; text-align: left;
   }
   .avt-dropdown-item:hover { background: var(--avt-border-soft); }
   .avt-dropdown-item i { width: 16px; color: var(--avt-text-muted); font-size: 12px; }
   .avt-dropdown-item-danger { color: var(--avt-danger) !important; }
   .avt-dropdown-item-danger:hover { background: rgba(220,38,38,0.08) !important; }
   
   .avt-notif-panel { width: 340px; right: 0; }
   .avt-notif-list { max-height: 380px; overflow-y: auto; }
   .avt-notif-list::-webkit-scrollbar { width: 4px; }
   .avt-notif-list::-webkit-scrollbar-thumb { background: var(--avt-border); border-radius: 4px; }
   
   .avt-notif-item { display: flex; align-items: flex-start; gap: 12px; padding: 12px 16px; cursor: pointer; transition: var(--avt-transition); border-bottom: 1px solid var(--avt-border-soft); }
   .avt-notif-item:hover { background: var(--avt-border-soft); }
   .avt-notif-unread { background: var(--avt-border-soft); }
   
   .avt-notif-icon { width: 36px; height: 36px; border-radius: var(--avt-radius-md); display: flex; align-items: center; justify-content: center; font-size: 14px; flex-shrink: 0; background: var(--avt-border-soft) !important; color: var(--avt-text) !important; }
   
   .avt-user-menu { width: 220px; }
   .avt-user-menu-info { padding: 14px 16px 10px; }
   .avt-user-menu-name { font-size: 13px; font-weight: 700; color: var(--avt-text); margin-bottom: 2px; }
   .avt-user-menu-email { font-size: 11px; color: var(--avt-text-muted); word-break: break-all; }
   
   /* ════════════════════════════════════════════════════════════════════
      CONTENT AREA & VIEWS
   ════════════════════════════════════════════════════════════════════ */
   #avtContent { flex: 1; overflow-y: auto; overflow-x: hidden; scrollbar-width: thin; scrollbar-color: var(--avt-border) transparent; }
   .avt-view { display: none; padding: 28px 32px; min-height: calc(100vh - var(--avt-header-height)); animation: avtFadeIn 0.2s ease; }
   .avt-view.active { display: block; }
   @keyframes avtFadeIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }
   
   .avt-section-title { font-size: 16px; font-weight: 700; color: var(--avt-text); display: flex; align-items: center; gap: 8px; }
   
   /* ════════════════════════════════════════════════════════════════════
      HOME VIEW — HERO
   ════════════════════════════════════════════════════════════════════ */
   .avt-home-hero {
       background: var(--avt-ink); border-radius: var(--avt-radius-xl); padding: 40px;
       display: flex; align-items: center; justify-content: space-between; gap: 32px;
       margin-bottom: 24px; overflow: hidden; position: relative; min-height: 200px;
   }
   .avt-hero-content { flex: 1; min-width: 0; position: relative; z-index: 1; }
   .avt-hero-badge {
       display: inline-flex; align-items: center; gap: 6px; background: rgba(255,255,255,0.1);
       color: rgba(255,255,255,0.9); font-size: 11px; font-weight: 700; padding: 5px 12px;
       border-radius: var(--avt-radius-full); border: 1px solid rgba(255,255,255,0.15);
       margin-bottom: 14px; letter-spacing: 0.03em;
   }
   .avt-hero-title { font-size: 30px; font-weight: 800; color: var(--avt-bg); line-height: 1.15; margin-bottom: 10px; letter-spacing: -0.02em; }
   .avt-hero-sub { font-size: 14px; color: rgba(255,255,255,0.65); line-height: 1.7; max-width: 480px; margin-bottom: 24px; }
   body.avt-theme-dark .avt-hero-sub { color: rgba(10,10,10,0.65); }
   body.avt-theme-dark .avt-hero-title { color: var(--avt-bg); }
   .avt-hero-actions { display: flex; gap: 10px; flex-wrap: wrap; }
   .avt-hero-btn {
       display: inline-flex; align-items: center; gap: 8px; padding: 10px 20px; border-radius: var(--avt-radius-sm);
       font-size: 13px; font-weight: 600; cursor: pointer; border: none; transition: var(--avt-transition);
       font-family: inherit; text-decoration: none; white-space: nowrap;
   }
   .avt-hero-btn-white { background: #fff; color: var(--avt-ink); }
   body.avt-theme-dark .avt-hero-btn-white { background: #0a0a0a; color: #fafafa; }
   .avt-hero-btn-white:hover { opacity: .88; }
   .avt-hero-btn-outline { background: rgba(255,255,255,0.1); color: #fff; border: 1px solid rgba(255,255,255,0.25); }
   body.avt-theme-dark .avt-hero-btn-outline { color: #0a0a0a; background: rgba(0,0,0,0.06); border-color: rgba(0,0,0,0.15); }
   .avt-hero-btn-outline:hover { background: rgba(255,255,255,0.18); }
   
   .avt-hero-visual { flex-shrink: 0; position: relative; z-index: 1; }
   .avt-hero-mock { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; width: 180px; }
   .avt-mock-tile {
       aspect-ratio: 16/10; border-radius: 8px; display: flex; align-items: center; justify-content: center;
       font-size: 26px; color: rgba(255,255,255,0.35); border: 1px solid rgba(255,255,255,0.15);
       background: rgba(255,255,255,0.06);
   }
   
   /* ─── Stats Row ───────────────────────────────────────────────────── */
   .avt-stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 24px; }
   .avt-stat-mini {
       background: var(--avt-card-bg); border: 1px solid var(--avt-border); border-radius: var(--avt-radius-lg);
       padding: 16px; display: flex; align-items: center; gap: 14px; cursor: pointer;
       transition: var(--avt-transition); box-shadow: var(--avt-shadow-card);
   }
   .avt-stat-mini:hover { border-color: var(--avt-ink-soft); }
   .avt-stat-mini-icon {
       width: 40px; height: 40px; border-radius: var(--avt-radius-md); display: flex; align-items: center;
       justify-content: center; font-size: 15px; flex-shrink: 0; background: var(--avt-border-soft) !important; color: var(--avt-text) !important;
   }
   .avt-stat-mini-val { font-size: 22px; font-weight: 700; color: var(--avt-text); line-height: 1; margin-bottom: 3px; }
   .avt-stat-mini-lbl { font-size: 11px; color: var(--avt-text-muted); font-weight: 600; }
   
   /* ─── Home Grid ───────────────────────────────────────────────────── */
   .avt-home-grid { display: grid; grid-template-columns: 1fr 340px; gap: 20px; align-items: start; }
   .avt-home-left, .avt-home-right { display: flex; flex-direction: column; gap: 16px; }
   
   /* ════════════════════════════════════════════════════════════════════
      CARDS
   ════════════════════════════════════════════════════════════════════ */
   .avt-card { background: var(--avt-card-bg); border: 1px solid var(--avt-border); border-radius: var(--avt-radius-lg); box-shadow: var(--avt-shadow-card); overflow: hidden; transition: border-color .15s ease; }
   .avt-card:hover { border-color: var(--avt-ink-soft); }
   .avt-card-ai { background: var(--avt-surface-2); }
   .avt-card-header { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px; border-bottom: 1px solid var(--avt-border-soft); gap: 8px; }
   .avt-card-title { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700; color: var(--avt-text); }
   .avt-card-title i { color: var(--avt-text-muted) !important; }
   .avt-card-body { padding: 14px 16px; }
   
   /* ─── Meeting Row ─────────────────────────────────────────────────── */
   .avt-meeting-row { display: flex; align-items: center; gap: 14px; padding: 12px 0; border-bottom: 1px solid var(--avt-border-soft); cursor: pointer; transition: var(--avt-transition); }
   .avt-meeting-row:hover { background: var(--avt-border-soft); }
   .avt-meeting-row:last-child { border-bottom: none; }
   .avt-meeting-time { flex-shrink: 0; width: 56px; text-align: right; }
   
   /* ─── User Mini ───────────────────────────────────────────────────── */
   .avt-user-mini { display: flex; align-items: center; gap: 10px; padding: 8px 0; cursor: pointer; transition: var(--avt-transition); border-radius: var(--avt-radius-md); }
   .avt-user-mini:hover { background: var(--avt-border-soft); padding: 8px; margin: 0 -8px; }
   
   /* ─── Stats List ──────────────────────────────────────────────────── */
   .avt-stats-list { display: flex; flex-direction: column; gap: 10px; }
   .avt-stats-row-item { display: flex; align-items: center; justify-content: space-between; font-size: 13px; color: var(--avt-text-muted); padding: 6px 0; border-bottom: 1px solid var(--avt-border-soft); }
   .avt-stats-row-item:last-child { border-bottom: none; }
   .avt-stats-row-item strong { color: var(--avt-text); font-weight: 700; }
   
   /* ════════════════════════════════════════════════════════════════════
      SCHEDULE VIEW — CALENDAR
   ════════════════════════════════════════════════════════════════════ */
   .avt-schedule-layout { display: grid; grid-template-columns: 1fr 300px; gap: 20px; align-items: start; }
   .avt-schedule-main { display: flex; flex-direction: column; gap: 16px; }
   .avt-schedule-sidebar { display: flex; flex-direction: column; gap: 16px; position: sticky; top: calc(var(--avt-header-height) + 24px); }
   .avt-schedule-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
   
   .avt-calendar-wrap { background: var(--avt-card-bg); border: 1px solid var(--avt-border); border-radius: var(--avt-radius-lg); overflow: hidden; box-shadow: var(--avt-shadow-card); }
   .avt-cal-header { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; border-bottom: 1px solid var(--avt-border-soft); }
   .avt-cal-month { font-size: 15px; font-weight: 700; color: var(--avt-text); }
   .avt-cal-nav-btn { background: none; border: none; color: var(--avt-text-muted); width: 32px; height: 32px; border-radius: 50%; cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 12px; transition: var(--avt-transition); }
   .avt-cal-nav-btn:hover { background: var(--avt-border-soft); color: var(--avt-text); }
   
   .avt-cal-days-header { display: grid; grid-template-columns: repeat(7, 1fr); padding: 8px 12px 4px; gap: 2px; }
   .avt-cal-day-lbl { text-align: center; font-size: 10px; font-weight: 700; color: var(--avt-text-muted); text-transform: uppercase; letter-spacing: 0.06em; padding: 4px 0; }
   .avt-cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; padding: 4px 12px 14px; }
   .avt-cal-cell { aspect-ratio: 1; border-radius: var(--avt-radius-md); display: flex; flex-direction: column; align-items: center; padding: 4px 2px 3px; cursor: pointer; transition: var(--avt-transition); position: relative; border: 1px solid transparent; min-height: 44px; }
   .avt-cal-cell:hover { background: var(--avt-border-soft); }
   .avt-cal-cell.avt-cal-today { background: var(--avt-border-soft); border-color: var(--avt-border); }
   .avt-cal-cell.avt-cal-today .avt-cal-day-num { color: var(--avt-text); font-weight: 800; }
   .avt-cal-cell.avt-cal-selected { background: var(--avt-ink) !important; border-color: var(--avt-ink); }
   .avt-cal-cell.avt-cal-selected .avt-cal-day-num { color: var(--avt-bg) !important; }
   .avt-cal-empty { pointer-events: none; cursor: default; }
   .avt-cal-day-num { font-size: 12px; font-weight: 600; color: var(--avt-text); line-height: 1; margin-bottom: 3px; }
   .avt-cal-dots { display: flex; gap: 2px; flex-wrap: wrap; justify-content: center; align-items: center; }
   .avt-cal-dot { width: 5px; height: 5px; border-radius: 50%; flex-shrink: 0; background: var(--avt-ink); }
   
   /* ─── Agenda ──────────────────────────────────────────────────────── */
   .avt-agenda-item { display: flex; align-items: center; gap: 10px; padding: 10px 0; cursor: pointer; border-bottom: 1px solid var(--avt-border-soft); transition: var(--avt-transition); }
   .avt-agenda-item:hover { background: var(--avt-border-soft); }
   .avt-agenda-item:last-child { border-bottom: none; }
   .avt-agenda-time { font-size: 11px; font-weight: 700; color: var(--avt-text); width: 44px; flex-shrink: 0; text-align: right; line-height: 1.4; }
   .avt-agenda-bar { width: 3px; height: 36px; border-radius: 3px; background: var(--avt-ink); flex-shrink: 0; }
   .avt-agenda-info { flex: 1; min-width: 0; }
   
   /* ════════════════════════════════════════════════════════════════════
      ROOMS VIEW
   ════════════════════════════════════════════════════════════════════ */
   .avt-rooms-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; }
   .avt-rooms-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
   .avt-rooms-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
   .avt-room-card { background: var(--avt-card-bg); border: 1px solid var(--avt-border); border-radius: var(--avt-radius-lg); padding: 18px; cursor: pointer; transition: var(--avt-transition); box-shadow: var(--avt-shadow-card); display: flex; flex-direction: column; min-height: 180px; }
   .avt-room-card:hover { border-color: var(--avt-ink-soft); box-shadow: var(--avt-shadow-lg); }
   .avt-room-card.avt-room-live { border-color: rgba(220,38,38,0.3); }
   .avt-room-card-header { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 12px; }
   .avt-room-card-icon { width: 40px; height: 40px; border-radius: var(--avt-radius-md); display: flex; align-items: center; justify-content: center; font-size: 15px; flex-shrink: 0; }
   
   /* ════════════════════════════════════════════════════════════════════
      CONTACTS VIEW
   ════════════════════════════════════════════════════════════════════ */
   .avt-contacts-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 14px; }
   .avt-contact-card { background: var(--avt-card-bg); border: 1px solid var(--avt-border); border-radius: var(--avt-radius-lg); padding: 20px 16px; cursor: pointer; transition: var(--avt-transition); box-shadow: var(--avt-shadow-card); display: flex; flex-direction: column; align-items: center; text-align: center; }
   .avt-contact-card:hover { border-color: var(--avt-ink-soft); box-shadow: var(--avt-shadow-lg); }
   .avt-status-dot-sm { flex-shrink: 0; border-radius: 50%; display: inline-block; }
   
   /* ════════════════════════════════════════════════════════════════════
      AI VIEW
   ════════════════════════════════════════════════════════════════════ */
   .avt-ai-layout { display: grid; grid-template-columns: 1fr 300px; gap: 20px; align-items: start; height: calc(100vh - var(--avt-header-height) - 48px); }
   .avt-ai-chat-panel { display: flex; flex-direction: column; height: 100%; min-height: 0; }
   .avt-ai-header { flex-shrink: 0; }
   .avt-ai-messages { flex: 1; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 16px; scroll-behavior: smooth; min-height: 0; }
   .avt-ai-messages::-webkit-scrollbar { width: 4px; }
   .avt-ai-messages::-webkit-scrollbar-thumb { background: var(--avt-border); border-radius: 4px; }
   
   .avt-ai-msg { display: flex; align-items: flex-start; gap: 10px; animation: avtFadeIn 0.25s ease; }
   .avt-ai-msg-bot { flex-direction: row; }
   .avt-ai-msg-user { flex-direction: row-reverse; }
   .avt-ai-msg-avatar { width: 32px; height: 32px; border-radius: 50%; background: var(--avt-border-soft); border: 1px solid var(--avt-border); display: flex; align-items: center; justify-content: center; font-size: 13px; flex-shrink: 0; }
   .avt-ai-msg-bubble { max-width: 75%; background: var(--avt-surface-2); border: 1px solid var(--avt-border-soft); border-radius: 14px 14px 14px 2px; padding: 12px 16px; font-size: 13px; color: var(--avt-text); line-height: 1.65; }
   .avt-ai-msg-user-bubble { background: var(--avt-ink); color: var(--avt-bg); border: none; border-radius: 14px 14px 2px 14px; }
   
   .avt-ai-input-row { padding: 12px 16px; border-top: 1px solid var(--avt-border-soft); display: flex; flex-direction: column; gap: 10px; flex-shrink: 0; }
   .avt-ai-quick-chips { display: flex; gap: 6px; flex-wrap: wrap; }
   .avt-chip { display: inline-flex; align-items: center; gap: 5px; background: var(--avt-border-soft); border: 1px solid var(--avt-border); color: var(--avt-text-muted); font-size: 11px; font-weight: 600; padding: 5px 11px; border-radius: var(--avt-radius-full); cursor: pointer; transition: var(--avt-transition); font-family: inherit; white-space: nowrap; }
   .avt-chip:hover { border-color: var(--avt-ink-soft); color: var(--avt-text); }
   
   .avt-ai-input-bar { display: flex; gap: 10px; align-items: flex-end; }
   .avt-ai-textarea { flex: 1; background: var(--avt-input-bg); border: 1px solid var(--avt-border); border-radius: var(--avt-radius-md); color: var(--avt-text); font-size: 13px; font-family: inherit; padding: 10px 14px; outline: none; resize: none; min-height: 42px; max-height: 120px; line-height: 1.5; transition: var(--avt-transition); }
   .avt-ai-textarea::placeholder { color: var(--avt-text-light); }
   .avt-ai-textarea:focus { border-color: var(--avt-ink); }
   
   .avt-ai-right { display: flex; flex-direction: column; gap: 16px; max-height: 100%; overflow-y: auto; }
   .avt-ai-right::-webkit-scrollbar { width: 4px; }
   .avt-ai-right::-webkit-scrollbar-thumb { background: var(--avt-border); border-radius: 4px; }
   
   .avt-template-btn { display: flex; align-items: center; gap: 12px; width: 100%; background: var(--avt-surface-2); border: 1px solid var(--avt-border); border-radius: var(--avt-radius-md); padding: 12px 14px; cursor: pointer; transition: var(--avt-transition); font-family: inherit; text-align: left; }
   .avt-template-btn:hover { border-color: var(--avt-ink-soft); }
   .avt-template-btn i { font-size: 18px; flex-shrink: 0; color: var(--avt-text-muted) !important; }
   
   /* ════════════════════════════════════════════════════════════════════
      FILTER TABS
   ════════════════════════════════════════════════════════════════════ */
   .avt-filter-tabs { display: flex; background: var(--avt-border-soft); border: 1px solid var(--avt-border); border-radius: var(--avt-radius-sm); padding: 3px; gap: 2px; flex-wrap: wrap; }
   .avt-filter-tab { background: none; border: none; color: var(--avt-text-muted); font-size: 11px; font-weight: 600; padding: 6px 14px; border-radius: var(--avt-radius-sm); cursor: pointer; transition: var(--avt-transition); font-family: inherit; display: flex; align-items: center; gap: 5px; white-space: nowrap; user-select: none; }
   .avt-filter-tab:hover { color: var(--avt-text); }
   .avt-filter-tab.active { background: var(--avt-ink); color: var(--avt-bg); font-weight: 700; }
   .avt-filter-tab.active i { color: var(--avt-bg) !important; }
   
   /* ════════════════════════════════════════════════════════════════════
      BUTTONS
   ════════════════════════════════════════════════════════════════════ */
   .avt-btn { display: inline-flex; align-items: center; gap: 7px; padding: 9px 15px; border-radius: var(--avt-radius-sm); font-size: 12.5px; font-weight: 600; cursor: pointer; border: 1px solid transparent; transition: var(--avt-transition); font-family: inherit; text-decoration: none; white-space: nowrap; user-select: none; position: relative; overflow: hidden; }
   .avt-btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none !important; }
   .avt-btn-primary { background: var(--avt-ink); color: var(--avt-bg); }
   .avt-btn-primary:hover:not(:disabled) { opacity: .85; }
   .avt-btn-secondary { background: var(--avt-surface); color: var(--avt-text); border-color: var(--avt-border); }
   .avt-btn-secondary:hover:not(:disabled) { border-color: var(--avt-ink); }
   .avt-btn-ghost { background: none; color: var(--avt-text-muted); border-color: var(--avt-border); }
   .avt-btn-ghost:hover:not(:disabled) { background: var(--avt-border-soft); color: var(--avt-text); }
   .avt-btn-sm { padding: 6px 11px; font-size: 11px; border-radius: var(--avt-radius-sm); }
   
   .avt-badge { display: inline-flex; align-items: center; padding: 3px 9px; border-radius: var(--avt-radius-full); font-size: 10px; font-weight: 700; background: var(--avt-border-soft); color: var(--avt-text); line-height: 1.4; border: 1px solid var(--avt-border); }
   .avt-badge-success { background: rgba(22,163,74,0.1); color: var(--avt-success); border-color: transparent; }
   .avt-badge-danger { background: rgba(220,38,38,0.1); color: var(--avt-danger); border-color: transparent; }
   
   /* ════════════════════════════════════════════════════════════════════
      FORM ELEMENTS
   ════════════════════════════════════════════════════════════════════ */
   .avt-form-group { display: flex; flex-direction: column; gap: 6px; }
   .avt-label { font-size: 10px; font-weight: 700; color: var(--avt-text-muted); text-transform: uppercase; letter-spacing: 0.05em; }
   
   .avt-input, .avt-select, .avt-textarea {
       width: 100%; background: var(--avt-input-bg); border: 1px solid var(--avt-border);
       border-radius: var(--avt-radius-sm); color: var(--avt-text); font-size: 12.5px; font-family: inherit;
       padding: 10px 13px; outline: none; transition: var(--avt-transition); appearance: none; -webkit-appearance: none;
   }
   .avt-input:focus, .avt-select:focus, .avt-textarea:focus { border-color: var(--avt-ink); }
   .avt-input::placeholder, .avt-textarea::placeholder { color: var(--avt-text-light); }
   
   .avt-select { cursor: pointer; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23737373' d='M6 8L1 3h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; }
   .avt-textarea { resize: vertical; min-height: 80px; line-height: 1.6; }
   .avt-input-code { font-size: 18px; font-weight: 700; letter-spacing: 0.15em; text-align: center; text-transform: uppercase; }
   
   /* ─── Toggle Switch ───────────────────────────────────────────────── */
   .avt-toggle-label { display: flex; align-items: center; gap: 10px; cursor: pointer; font-size: 13px; color: var(--avt-text); user-select: none; }
   .avt-toggle-label input[type="checkbox"] { position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none; }
   .avt-toggle { width: 36px; height: 20px; background: var(--avt-border); border-radius: var(--avt-radius-full); position: relative; transition: var(--avt-transition); flex-shrink: 0; cursor: pointer; }
   .avt-toggle::after { content: ''; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; background: #fff; border-radius: 50%; transition: var(--avt-transition); box-shadow: 0 1px 4px rgba(0,0,0,0.2); }
   .avt-toggle-label input:checked + .avt-toggle { background: var(--avt-ink); }
   .avt-toggle-label input:checked + .avt-toggle::after { transform: translateX(16px); }
   .avt-toggle-row { justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--avt-border-soft); }
   .avt-toggle-row:last-child { border-bottom: none; }
   .avt-toggles-list { display: flex; flex-direction: column; }
   .avt-options-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 16px; }
   
   /* ─── Range ───────────────────────────────────────────────────────── */
   .avt-range { width: 100%; appearance: none; height: 4px; border-radius: 4px; background: var(--avt-border); outline: none; cursor: pointer; }
   .avt-range::-webkit-slider-thumb { appearance: none; width: 16px; height: 16px; border-radius: 50%; background: var(--avt-ink); cursor: pointer; transition: transform 0.15s ease; }
   .avt-range::-webkit-slider-thumb:hover { transform: scale(1.2); }
   .avt-level-bar { height: 4px; background: var(--avt-border); border-radius: 4px; overflow: hidden; margin-top: 8px; }
   .avt-level-fill { height: 100%; background: var(--avt-ink); width: 0%; border-radius: 4px; transition: width 0.1s ease; }
   
   /* ─── Form Grid ───────────────────────────────────────────────────── */
   .avt-form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
   .avt-col-2 { grid-column: 1 / -1; }
   
   .avt-type-toggle { display: flex; gap: 6px; flex-wrap: wrap; }
   .avt-type-btn { display: inline-flex; align-items: center; gap: 7px; padding: 8px 16px; border-radius: var(--avt-radius-sm); font-size: 12px; font-weight: 600; cursor: pointer; border: 1px solid var(--avt-border); background: var(--avt-input-bg); color: var(--avt-text-muted); transition: var(--avt-transition); font-family: inherit; }
   .avt-type-btn:hover { border-color: var(--avt-ink-soft); color: var(--avt-text); }
   .avt-type-btn.active { background: var(--avt-ink); border-color: var(--avt-ink); color: var(--avt-bg); font-weight: 700; }
   
   .avt-participants-input-wrap { position: relative; }
   .avt-participants-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
   .avt-participant-chip { display: inline-flex; align-items: center; gap: 5px; background: var(--avt-border-soft); color: var(--avt-text); font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: var(--avt-radius-full); border: 1px solid var(--avt-border); }
   
   .avt-suggestions-dropdown { position: absolute; top: calc(100% + 4px); left: 0; right: 0; background: var(--avt-surface); border: 1px solid var(--avt-border); border-radius: var(--avt-radius-lg); box-shadow: var(--avt-shadow-dropdown); z-index: 500; max-height: 220px; overflow-y: auto; padding: 4px; animation: avtDropIn 0.15s ease; }
   .avt-suggestion-item { display: flex; align-items: center; gap: 10px; padding: 9px 12px; cursor: pointer; border-radius: var(--avt-radius-md); transition: var(--avt-transition); }
   .avt-suggestion-item:hover { background: var(--avt-border-soft); }
   
   .avt-device-check { display: flex; gap: 8px; margin-top: 16px; flex-wrap: wrap; }
   .avt-device-item { display: flex; align-items: center; gap: 7px; font-size: 11px; font-weight: 600; color: var(--avt-text-muted); padding: 6px 12px; background: var(--avt-border-soft); border-radius: var(--avt-radius-full); border: 1px solid var(--avt-border); }
   
   .avt-preview-tile { width: 100%; aspect-ratio: 16/9; background: #0a0a0a; border-radius: var(--avt-radius-lg); overflow: hidden; border: 1px solid var(--avt-border); position: relative; margin-top: 12px; }
   .avt-preview-placeholder { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; color: rgba(255,255,255,0.3); font-size: 13px; font-weight: 600; }
   .avt-preview-placeholder i { font-size: 32px; }
   
   .avt-invite-link-box { margin-top: 16px; padding: 14px; background: var(--avt-border-soft); border-radius: var(--avt-radius-md); border: 1px solid var(--avt-border); }
   
   /* ════════════════════════════════════════════════════════════════════
      MODALS
   ════════════════════════════════════════════════════════════════════ */
   .avt-modal-overlay { position: fixed; inset: 0; background: var(--avt-overlay-bg); backdrop-filter: blur(3px); -webkit-backdrop-filter: blur(3px); z-index: 9500; display: none; align-items: center; justify-content: center; padding: 16px; }
   .avt-modal-overlay[style*="flex"] { display: flex !important; }
   
   .avt-modal { background: var(--avt-card-bg); border: 1px solid var(--avt-border); border-radius: var(--avt-radius-lg); box-shadow: var(--avt-shadow-modal); width: 100%; max-width: 520px; max-height: 92vh; display: flex; flex-direction: column; overflow: hidden; }
   .avt-modal-lg { max-width: 720px; }
   .avt-modal-xl { max-width: 95vw; height: 92vh; }
   
   .avt-modal-header { display: flex; align-items: center; justify-content: space-between; padding: 18px 22px; border-bottom: 1px solid var(--avt-border); flex-shrink: 0; gap: 12px; }
   .avt-modal-title { display: flex; align-items: center; gap: 10px; font-size: 14.5px; font-weight: 700; color: var(--avt-text); }
   .avt-modal-title i { color: var(--avt-text-muted) !important; }
   .avt-modal-close { width: 28px; height: 28px; border-radius: var(--avt-radius-sm); background: none; border: 1px solid var(--avt-border); color: var(--avt-text-muted); font-size: 11px; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: var(--avt-transition); flex-shrink: 0; }
   .avt-modal-close:hover { background: var(--avt-danger); color: #fff; border-color: var(--avt-danger); }
   
   .avt-modal-body { flex: 1; overflow-y: auto; padding: 22px; scrollbar-width: thin; scrollbar-color: var(--avt-border) transparent; }
   .avt-modal-body::-webkit-scrollbar { width: 6px; }
   .avt-modal-body::-webkit-scrollbar-thumb { background: var(--avt-border); border-radius: 6px; }
   .avt-modal-footer { display: flex; align-items: center; justify-content: flex-end; gap: 10px; padding: 16px 22px; border-top: 1px solid var(--avt-border); flex-shrink: 0; }
   
   /* ════════════════════════════════════════════════════════════════════
      SETTINGS MODAL
   ════════════════════════════════════════════════════════════════════ */
   .avt-settings-layout { display: grid; grid-template-columns: 180px 1fr; min-height: 400px; }
   .avt-settings-nav { background: var(--avt-border-soft); border-right: 1px solid var(--avt-border-soft); padding: 16px 8px; display: flex; flex-direction: column; gap: 2px; }
   .avt-settings-nav-btn { display: flex; align-items: center; gap: 9px; width: 100%; background: none; border: none; color: var(--avt-text-muted); padding: 9px 12px; font-size: 13px; font-weight: 600; cursor: pointer; border-radius: var(--avt-radius-sm); transition: var(--avt-transition); font-family: inherit; text-align: left; }
   .avt-settings-nav-btn i { width: 14px; font-size: 13px; }
   .avt-settings-nav-btn:hover { background: var(--avt-card-bg); color: var(--avt-text); }
   .avt-settings-nav-btn.active { background: var(--avt-ink); color: var(--avt-bg); font-weight: 700; }
   
   .avt-settings-content { padding: 20px; overflow-y: auto; max-height: 540px; }
   .avt-settings-tab { display: none; }
   .avt-settings-tab:first-child { display: block; }
   .avt-settings-tab[style*="block"] { display: block; }
   
   .avt-settings-section-title { font-size: 11px; font-weight: 700; color: var(--avt-text-muted); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 14px; padding-bottom: 8px; border-bottom: 1px solid var(--avt-border-soft); }
   .avt-settings-video-preview { width: 100%; aspect-ratio: 16/9; background: #0a0a0a; border-radius: var(--avt-radius-md); overflow: hidden; border: 1px solid var(--avt-border); margin: 12px 0; }
   
   /* ════════════════════════════════════════════════════════════════════
      WHITEBOARD MODAL
   ════════════════════════════════════════════════════════════════════ */
   .avt-wb-body { display: flex; flex-direction: column; padding: 0; flex: 1; min-height: 0; position: relative; }
   .avt-wb-toolbar { display: flex; align-items: center; gap: 6px; padding: 10px 14px; background: var(--avt-border-soft); border-bottom: 1px solid var(--avt-border-soft); flex-shrink: 0; flex-wrap: wrap; }
   .avt-wb-tool { width: 34px; height: 34px; border-radius: var(--avt-radius-md); background: none; border: 1px solid var(--avt-border); color: var(--avt-text-muted); font-size: 13px; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: var(--avt-transition); }
   .avt-wb-tool:hover { background: var(--avt-card-bg); color: var(--avt-text); }
   .avt-wb-tool.active { background: var(--avt-ink); border-color: var(--avt-ink); color: var(--avt-bg); }
   .avt-wb-divider { width: 1px; height: 24px; background: var(--avt-border); margin: 0 2px; }
   .avt-wb-color { width: 34px; height: 34px; border-radius: var(--avt-radius-md); border: 1px solid var(--avt-border); background: none; cursor: pointer; padding: 2px; overflow: hidden; }
   .avt-wb-size { padding: 5px 8px; font-size: 11px; height: 34px; width: 90px; }
   #avtWhiteboardCanvas { flex: 1; width: 100%; cursor: crosshair; border-radius: 0 0 var(--avt-radius-xl) var(--avt-radius-xl); }
   
   /* ════════════════════════════════════════════════════════════════════
      EMPTY STATE & SPINNER
   ════════════════════════════════════════════════════════════════════ */
   .avt-empty { display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; color: var(--avt-text-muted); opacity: 0.7; gap: 8px; }
   .avt-spinner { display: flex; align-items: center; justify-content: center; min-height: 80px; }
   .avt-ring { width: 28px; height: 28px; border: 3px solid var(--avt-border); border-top-color: var(--avt-ink); border-radius: 50%; animation: avtSpin 0.8s linear infinite; }
   @keyframes avtSpin { to { transform: rotate(360deg); } }
   
   /* ════════════════════════════════════════════════════════════════════
      ANIMATIONS
   ════════════════════════════════════════════════════════════════════ */
   @keyframes avtPulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(0.85); } }
   .avt-pulse-icon { animation: avtPulse 1.8s ease-in-out infinite; }
   @keyframes avtDot { 0%, 100% { opacity: 0.3; transform: translateY(0); } 50% { opacity: 1; transform: translateY(-4px); } }
   
   /* ════════════════════════════════════════════════════════════════════
      SCROLLBARS + FOCUS
   ════════════════════════════════════════════════════════════════════ */
   * { scrollbar-width: thin; scrollbar-color: var(--avt-border) transparent; }
   *::-webkit-scrollbar { width: 5px; height: 5px; }
   *::-webkit-scrollbar-track { background: transparent; }
   *::-webkit-scrollbar-thumb { background: var(--avt-border); border-radius: 5px; }
   *::-webkit-scrollbar-thumb:hover { background: var(--avt-text-light); }
   :focus-visible { outline: 1px solid var(--avt-ink); outline-offset: 2px; }
   ::selection { background: var(--avt-border); color: var(--avt-text); }
   
   .avt-call-controls, .avt-ctrl-btn, .avt-nav-item, .avt-filter-tab { user-select: none; -webkit-user-select: none; }
   
   /* ════════════════════════════════════════════════════════════════════
      EXTENSION 3 — Messages · Call History · Video Effects
   ════════════════════════════════════════════════════════════════════ */
   .avt-messages-layout { display: grid; grid-template-columns: 300px 1fr; height: calc(100vh - 130px); background: var(--avt-surface); border-radius: var(--avt-radius-lg); overflow: hidden; border: 1px solid var(--avt-border); box-shadow: var(--avt-shadow-card); }
   
   .avt-conv-panel { display: flex; flex-direction: column; border-right: 1px solid var(--avt-border); background: var(--avt-surface); overflow: hidden; }
   .avt-conv-header { display: flex; align-items: center; justify-content: space-between; padding: 14px 14px 10px; border-bottom: 1px solid var(--avt-border); }
   .avt-conv-list { flex: 1; overflow-y: auto; padding: 4px 0; }
   .avt-conv-item { display: flex; align-items: center; gap: 10px; padding: 10px 14px; cursor: pointer; transition: background .15s; position: relative; border-left: 3px solid transparent; }
   .avt-conv-item:hover { background: var(--avt-bg); }
   .avt-conv-item.active { background: var(--avt-border-soft); border-left-color: var(--avt-ink); }
   
   .avt-conv-item-avatar { position: relative; flex-shrink: 0; }
   .avt-conv-item-avatar img { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; display: block; }
   .avt-conv-item-avatar.group img { border-radius: 12px; }
   .avt-conv-avatar-status { position: absolute; bottom: 1px; right: 1px; width: 11px; height: 11px; border-radius: 50%; border: 2px solid var(--avt-surface); }
   
   .avt-conv-item-info { flex: 1; min-width: 0; }
   .avt-conv-item-name { font-size: 13px; font-weight: 700; color: var(--avt-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
   .avt-conv-item-preview { font-size: 11px; color: var(--avt-text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 2px; }
   .avt-conv-item-meta { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; flex-shrink: 0; }
   .avt-conv-item-time { font-size: 10px; color: var(--avt-text-muted); }
   .avt-conv-unread-badge { background: var(--avt-ink); color: var(--avt-bg); font-size: 10px; font-weight: 700; padding: 2px 6px; border-radius: 10px; min-width: 18px; text-align: center; }
   
   .avt-chat-panel { display: flex; flex-direction: column; overflow: hidden; background: var(--avt-bg); }
   .avt-chat-empty { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100%; color: var(--avt-text-muted); text-align: center; padding: 40px; }
   .avt-chat-active { display: flex; flex-direction: column; height: 100%; }
   .avt-chat-header { display: flex; align-items: center; gap: 12px; padding: 12px 16px; background: var(--avt-surface); border-bottom: 1px solid var(--avt-border); flex-shrink: 0; }
   .avt-chat-header-avatar img { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; }
   .avt-chat-header-info { flex: 1; min-width: 0; }
   .avt-chat-header-name { font-size: 14px; font-weight: 700; color: var(--avt-text); }
   .avt-chat-header-status { font-size: 11px; color: var(--avt-text-muted); margin-top: 1px; }
   .avt-chat-header-actions { display: flex; gap: 6px; }
   
   .avt-chat-messages { flex: 1; overflow-y: auto; padding: 16px 14px; display: flex; flex-direction: column; gap: 2px; scroll-behavior: smooth; }
   .avt-date-divider { display: flex; align-items: center; gap: 10px; margin: 10px 0; color: var(--avt-text-muted); font-size: 11px; }
   .avt-date-divider::before, .avt-date-divider::after { content: ''; flex: 1; height: 1px; background: var(--avt-border); }
   
   .avt-msg-bubble { display: flex; align-items: flex-end; gap: 8px; margin-bottom: 2px; }
   .avt-msg-bubble.own { flex-direction: row-reverse; }
   .avt-msg-avatar { width: 28px; height: 28px; border-radius: 50%; object-fit: cover; flex-shrink: 0; cursor: pointer; }
   .avt-msg-content { max-width: 72%; display: flex; flex-direction: column; }
   .avt-msg-bubble.own .avt-msg-content { align-items: flex-end; }
   .avt-msg-sender-name { font-size: 10px; font-weight: 700; color: var(--avt-text); margin-bottom: 3px; padding-left: 4px; }
   .avt-msg-text { background: var(--avt-surface); color: var(--avt-text); padding: 8px 12px; border-radius: 14px 14px 14px 4px; font-size: 13px; line-height: 1.5; word-break: break-word; border: 1px solid var(--avt-border); white-space: pre-wrap; }
   .avt-msg-bubble.own .avt-msg-text { background: var(--avt-ink); color: var(--avt-bg); border: none; border-radius: 14px 14px 4px 14px; }
   .avt-msg-time { font-size: 9px; color: var(--avt-text-muted); margin-top: 3px; padding: 0 4px; }
   
   .avt-msg-image { max-width: 260px; max-height: 200px; border-radius: 10px; cursor: pointer; object-fit: cover; display: block; transition: transform .2s; }
   .avt-msg-image:hover { transform: scale(1.02); }
   
   .avt-msg-file { display: flex; align-items: center; gap: 10px; background: var(--avt-surface); border: 1px solid var(--avt-border); border-radius: 10px; padding: 10px 14px; min-width: 200px; cursor: pointer; text-decoration: none; color: inherit; transition: background .15s; }
   .avt-msg-file:hover { background: var(--avt-bg); }
   .avt-msg-file-icon { font-size: 22px; flex-shrink: 0; color: var(--avt-text-muted); }
   .avt-msg-file-info { flex: 1; min-width: 0; }
   .avt-msg-file-name { font-size: 12px; font-weight: 700; color: var(--avt-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
   .avt-msg-file-size { font-size: 10px; color: var(--avt-text-muted); margin-top: 2px; }
   .avt-msg-del-btn { opacity: 0; transition: opacity .15s; }
   .avt-msg-bubble:hover .avt-msg-del-btn { opacity: 1; }
   
   .avt-attach-preview { display: flex; flex-wrap: wrap; gap: 8px; padding: 8px 14px; background: var(--avt-surface); border-top: 1px solid var(--avt-border); }
   .avt-attach-chip { display: flex; align-items: center; gap: 6px; background: var(--avt-border-soft); border: 1px solid var(--avt-border); border-radius: 8px; padding: 4px 8px; font-size: 11px; color: var(--avt-text); }
   .avt-attach-chip img { width: 32px; height: 32px; border-radius: 4px; object-fit: cover; }
   .avt-attach-chip-name { max-width: 90px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
   .avt-attach-remove { background: none; border: none; color: var(--avt-text-muted); cursor: pointer; font-size: 13px; padding: 0 2px; line-height: 1; }
   .avt-attach-remove:hover { color: var(--avt-danger); }
   
   .avt-chat-input-area { flex-shrink: 0; background: var(--avt-surface); border-top: 1px solid var(--avt-border); position: relative; }
   .avt-chat-input-bar { display: flex; align-items: flex-end; gap: 6px; padding: 10px 12px; }
   .avt-chat-tool-btn { width: 36px; height: 36px; border-radius: var(--avt-radius-md); background: none; border: none; color: var(--avt-text-muted); cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 15px; transition: all .15s; flex-shrink: 0; }
   .avt-chat-tool-btn:hover { background: var(--avt-bg); color: var(--avt-text); }
   
   .avt-msg-input { flex: 1; background: var(--avt-bg); border: 1px solid var(--avt-border); border-radius: var(--avt-radius-md); padding: 8px 14px; font-size: 13px; color: var(--avt-text); resize: none; max-height: 120px; line-height: 1.5; font-family: inherit; transition: border-color .15s; }
   .avt-msg-input:focus { outline: none; border-color: var(--avt-ink); }
   
   .avt-chat-send-btn { width: 36px; height: 36px; border-radius: var(--avt-radius-md); flex-shrink: 0; background: var(--avt-ink); border: none; color: var(--avt-bg); cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 14px; transition: opacity .15s; }
   .avt-chat-send-btn:hover { opacity: .85; }
   
   .avt-emoji-picker { position: absolute; bottom: calc(100% + 4px); left: 12px; background: var(--avt-surface); border: 1px solid var(--avt-border); border-radius: var(--avt-radius-lg); padding: 12px; box-shadow: var(--avt-shadow-dropdown); z-index: 200; width: 296px; }
   .avt-emoji-tabs { display: flex; gap: 4px; margin-bottom: 8px; flex-wrap: wrap; }
   .avt-emoji-tab { background: none; border: none; font-size: 18px; cursor: pointer; padding: 4px 5px; border-radius: 6px; opacity: .6; transition: all .15s; }
   .avt-emoji-tab:hover, .avt-emoji-tab.active { opacity: 1; background: var(--avt-bg); }
   .avt-emoji-grid { display: grid; grid-template-columns: repeat(8, 1fr); gap: 2px; max-height: 156px; overflow-y: auto; }
   .avt-emoji-btn { background: none; border: none; font-size: 18px; cursor: pointer; padding: 4px; border-radius: 6px; transition: background .1s; text-align: center; line-height: 1.3; }
   .avt-emoji-btn:hover { background: var(--avt-bg); }
   
   .avt-gif-picker { position: absolute; bottom: calc(100% + 4px); left: 54px; background: var(--avt-surface); border: 1px solid var(--avt-border); border-radius: var(--avt-radius-lg); padding: 12px; box-shadow: var(--avt-shadow-dropdown); z-index: 200; width: 300px; }
   .avt-gif-search { width: 100%; background: var(--avt-bg); border: 1px solid var(--avt-border); border-radius: var(--avt-radius-md); padding: 7px 12px; font-size: 12px; color: var(--avt-text); margin-bottom: 10px; font-family: inherit; box-sizing: border-box; }
   .avt-gif-search:focus { outline: none; border-color: var(--avt-ink); }
   .avt-gif-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px; max-height: 200px; overflow-y: auto; }
   .avt-gif-item { border-radius: 8px; overflow: hidden; cursor: pointer; aspect-ratio: 16/9; background: var(--avt-bg); transition: transform .15s; }
   .avt-gif-item:hover { transform: scale(1.02); }
   .avt-gif-item img { width: 100%; height: 100%; object-fit: cover; display: block; }
   
   .avt-new-conv-list { max-height: 260px; overflow-y: auto; display: flex; flex-direction: column; gap: 2px; margin-top: 8px; border-radius: var(--avt-radius-md); }
   .avt-new-conv-item { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: var(--avt-radius-md); cursor: pointer; transition: background .15s; }
   .avt-new-conv-item:hover { background: var(--avt-bg); }
   .avt-new-conv-item.selected { background: var(--avt-border-soft); outline: 1px solid var(--avt-border); }
   
   .avt-callhist-toolbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; flex-wrap: wrap; gap: 12px; }
   .avt-callhist-list { display: flex; flex-direction: column; gap: 8px; }
   .avt-callhist-item { display: flex; align-items: center; gap: 14px; padding: 16px; background: var(--avt-surface); border-radius: var(--avt-radius-lg); border: 1px solid var(--avt-border); cursor: default; transition: all .15s; }
   .avt-callhist-item:hover { border-color: var(--avt-ink-soft); }
   
   .avt-callhist-icon { width: 48px; height: 48px; border-radius: var(--avt-radius-lg); display: flex; align-items: center; justify-content: center; font-size: 18px; flex-shrink: 0; background: var(--avt-border-soft); color: var(--avt-text); }
   .avt-callhist-icon.hosted   { color: var(--avt-text); }
   .avt-callhist-icon.incoming { color: var(--avt-text); }
   .avt-callhist-icon.outgoing { color: var(--avt-success); background: rgba(22,163,74,0.08); }
   .avt-callhist-icon.missed   { color: var(--avt-danger); background: rgba(220,38,38,0.08); }
   
   .avt-callhist-info { flex: 1; min-width: 0; }
   .avt-callhist-title { font-size: 14px; font-weight: 700; color: var(--avt-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
   .avt-callhist-meta { font-size: 11px; color: var(--avt-text-muted); margin-top: 4px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
   .avt-callhist-avatars { display: flex; align-items: center; margin-top: 8px; }
   .avt-callhist-avatars img { width: 28px; height: 28px; border-radius: 50%; object-fit: cover; border: 2px solid var(--avt-surface); margin-left: -8px; }
   .avt-callhist-avatars img:first-child { margin-left: 0; }
   .avt-callhist-actions { display: flex; gap: 6px; }
   
   .avt-video-mirrored { transform: scaleX(-1) !important; }
   
   .avt-mobile-back-btn { display: none; align-items: center; justify-content: center; width: 34px; height: 34px; border-radius: 50%; background: none; border: none; color: var(--avt-text-muted); font-size: 15px; cursor: pointer; transition: var(--avt-transition); flex-shrink: 0; }
   .avt-mobile-back-btn:hover { background: var(--avt-border-soft); color: var(--avt-text); }
   
   /* ── AI Model Selector ── */
   .avt-ai-model-selector { display: flex; align-items: center; gap: 8px; padding: 6px 12px; background: var(--avt-border-soft); border: 1px solid var(--avt-border); border-radius: var(--avt-radius-md); cursor: pointer; position: relative; font-size: 12px; font-weight: 700; color: var(--avt-text); transition: .15s; }
   .avt-ai-model-selector:hover { border-color: var(--avt-ink-soft); }
   .avt-ai-model-selector img { width: 16px; height: 16px; object-fit: contain; }
   .avt-ai-model-dropdown { display: none; position: absolute; top: 100%; right: 0; margin-top: 6px; background: var(--avt-surface); border: 1px solid var(--avt-border); border-radius: var(--avt-radius-lg); box-shadow: var(--avt-shadow-dropdown); min-width: 220px; z-index: 200; overflow: hidden; }
   .avt-ai-model-dropdown.open { display: block; }
   .avt-ai-model-item { display: flex; align-items: center; gap: 8px; padding: 10px 14px; font-size: 12px; font-weight: 600; color: var(--avt-text); cursor: pointer; transition: .12s; }
   .avt-ai-model-item:hover { background: var(--avt-border-soft); }
   .avt-ai-model-item.active { background: var(--avt-ink); color: var(--avt-bg); }
   .avt-ai-model-item img { width: 16px; height: 16px; object-fit: contain; }
   
   .avt-ai-msg-avatar img, .avt-ai-logo-icon img { width: 100%; height: 100%; object-fit: contain; padding: 4px; }
   
   .avt-ai-blocked-banner { display: none; align-items: center; gap: 10px; background: rgba(220,38,38,0.08); border: 1px solid rgba(220,38,38,0.25); border-radius: var(--avt-radius-md); padding: 10px 14px; font-size: 12px; color: var(--avt-danger); margin: 0 0 12px; }
   .avt-ai-blocked-banner.show { display: flex; }
   
   .avt-ai-logo-icon { background: transparent; display: flex; align-items: center; justify-content: center; }
   .avt-ai-logo-icon img { width: 100%; height: 100%; object-fit: contain; }
   
   /* ─── Messages Mobile ─────────────────────────────────────────── */
   @media (max-width: 768px) {
       .avt-messages-layout { grid-template-columns: 1fr; position: relative; height: calc(100vh - 130px); overflow: hidden; }
       .avt-conv-panel { display: flex; position: absolute; inset: 0; z-index: 5; background: var(--avt-surface); border-right: none; width: 100%; transform: translateX(0); transition: transform 0.3s ease; border-radius: var(--avt-radius-lg); overflow: hidden; }
       .avt-chat-panel { position: absolute; inset: 0; z-index: 10; background: var(--avt-bg); display: flex; flex-direction: column; transform: translateX(100%); transition: transform 0.3s ease; border-radius: var(--avt-radius-lg); overflow: hidden; }
       .avt-messages-layout.mobile-chat-open .avt-conv-panel { transform: translateX(-100%); pointer-events: none; }
       .avt-messages-layout.mobile-chat-open .avt-chat-panel { transform: translateX(0); }
       .avt-mobile-back-btn { display: flex; }
   }
   
   /* ════════════════════════════════════════════════════════════════════
      COLLAPSED SIDEBAR — DESKTOP TWEAKS
   ════════════════════════════════════════════════════════════════════ */
   .avt-sidebar-collapsed .avt-sidebar-footer-btn span { display: none; }
   .avt-sidebar-collapsed .avt-sidebar-footer { flex-direction: column; gap: 4px; padding: 10px 6px; }
   .avt-sidebar-collapsed .avt-my-status { justify-content: center; padding: 10px 6px; }
   .avt-sidebar-collapsed .avt-nav-item { justify-content: center; padding: 10px 0; }
   .avt-sidebar-collapsed .avt-nav-icon { margin: 0; }
   .avt-sidebar-collapsed [style*="padding:4px 8px"] { padding: 4px !important; }
   .avt-sidebar-collapsed .avt-btn span { display: none; }
   
   /* ════════════════════════════════════════════════════════════════════
      RESPONSIVE — TABLET (≤1024px)
   ════════════════════════════════════════════════════════════════════ */
   @media (max-width: 1024px) {
       .avt-home-grid { grid-template-columns: 1fr; }
       .avt-home-right { display: grid; grid-template-columns: 1fr 1fr; }
       .avt-schedule-layout { grid-template-columns: 1fr; }
       .avt-schedule-sidebar { position: static; display: grid; grid-template-columns: 1fr 1fr; }
       .avt-ai-layout { grid-template-columns: 1fr; height: auto; }
       .avt-ai-chat-panel { min-height: 500px; }
       .avt-ai-right { display: grid; grid-template-columns: 1fr 1fr; max-height: none; }
       .avt-stats-row { grid-template-columns: repeat(2, 1fr); }
       .avt-settings-layout { grid-template-columns: 1fr; }
       .avt-settings-nav { flex-direction: row; border-right: none; border-bottom: 1px solid var(--avt-border-soft); overflow-x: auto; padding: 8px; flex-wrap: nowrap; }
       .avt-settings-nav-btn { white-space: nowrap; flex-shrink: 0; }
   }
   
   /* ════════════════════════════════════════════════════════════════════
      RESPONSIVE — MOBILE (≤768px)
   ════════════════════════════════════════════════════════════════════ */
   @media (max-width: 768px) {
       :root { --avt-sidebar-width: 280px; --avt-header-height: 56px; }
   
       #avtSidebar { position: fixed; left: 0; top: 0; height: 100vh; transform: translateX(-100%); transition: transform 0.3s ease, width var(--avt-transition); z-index: 999; width: 280px !important; box-shadow: var(--avt-shadow-xl); }
       #avtSidebar.open { transform: translateX(0); }
       .avt-sidebar-toggle { display: none !important; }
   
       #avtSidebar .avt-logo-icon { width: 0 !important; opacity: 0 !important; pointer-events: none !important; }
       #avtSidebar .avt-logo-text { max-width: 200px !important; opacity: 1 !important; }
       #avtSidebar .avt-sidebar-logo { justify-content: flex-start !important; gap: 10px !important; padding: 16px 14px 12px !important; }
   
       .avt-nav-text, .avt-my-status-info, .avt-my-status-chevron, .avt-nav-badge, .avt-new-badge, .avt-nav-label {
           opacity: 1 !important; pointer-events: auto !important; width: auto !important; height: auto !important; padding: initial !important;
       }
   
       #avtMain { width: 100%; }
       #avtHeader { padding: 0 12px; gap: 8px; }
       .avt-search-wrap { flex: 1; max-width: 200px; }
       .avt-header-btn-label { display: none; }
       .avt-mobile-menu-btn { display: flex !important; }
       .avt-view { padding: 16px; }
   
       .avt-home-hero { flex-direction: column; padding: 24px 20px; min-height: auto; gap: 20px; }
       .avt-hero-visual { display: none; }
       .avt-hero-title { font-size: 22px; }
       .avt-hero-sub { font-size: 13px; margin-bottom: 16px; }
       .avt-hero-actions { gap: 8px; }
       .avt-hero-btn { padding: 9px 14px; font-size: 12px; }
   
       .avt-stats-row { grid-template-columns: 1fr 1fr; gap: 10px; }
       .avt-home-grid { grid-template-columns: 1fr; }
       .avt-home-right { grid-template-columns: 1fr; }
   
       .avt-rooms-toolbar { flex-direction: column; align-items: stretch; gap: 10px; }
       .avt-rooms-actions { flex-wrap: wrap; }
       .avt-rooms-grid { grid-template-columns: 1fr; }
   
       .avt-contacts-grid { grid-template-columns: repeat(2, 1fr); }
   
       .avt-filter-tabs { overflow-x: auto; flex-wrap: nowrap; }
       .avt-filter-tab { white-space: nowrap; flex-shrink: 0; }
   
       .avt-schedule-layout { grid-template-columns: 1fr; }
       .avt-schedule-sidebar { grid-template-columns: 1fr; }
   
       .avt-ai-layout { grid-template-columns: 1fr; height: auto; }
       .avt-ai-chat-panel { min-height: 480px; }
       .avt-ai-right { display: flex; flex-direction: column; }
       .avt-ai-quick-chips { overflow-x: auto; flex-wrap: nowrap; }
       .avt-chip { flex-shrink: 0; }
   
       .avt-modal-overlay { padding: 12px; align-items: flex-end; }
       .avt-modal { max-width: 100%; max-height: 94vh; border-radius: var(--avt-radius-lg) var(--avt-radius-lg) 0 0; }
       .avt-modal-lg { max-width: 100%; }
   
       .avt-form-grid-2 { grid-template-columns: 1fr; }
       .avt-col-2 { grid-column: 1 / -1; }
       .avt-options-grid { grid-template-columns: 1fr; }
   
       .avt-settings-layout { grid-template-columns: 1fr; }
       .avt-settings-nav { flex-direction: row; border-right: none; border-bottom: 1px solid var(--avt-border-soft); overflow-x: auto; padding: 8px; flex-wrap: nowrap; }
       .avt-settings-nav-btn { flex-shrink: 0; white-space: nowrap; }
   
       .avt-call-header { padding: 10px 14px; flex-wrap: wrap; gap: 8px; }
       .avt-call-title { font-size: 12px; }
       .avt-call-header-btn span { display: none; }
       .avt-call-controls { gap: 4px; padding: 12px 8px; }
       .avt-ctrl-btn { width: 52px; height: 52px; font-size: 15px; border-radius: var(--avt-radius-md); }
       .avt-ctrl-label { font-size: 8px; }
   
       .avt-call-chat, .avt-call-participants {
           width: 100%; top: auto; bottom: 80px; height: 60%; border-left: none;
           border-top: 1px solid var(--avt-call-border); border-radius: var(--avt-radius-xl) var(--avt-radius-xl) 0 0;
           transform: translateY(110%);
       }
       .avt-call-chat.open, .avt-call-participants.open { transform: translateY(0); }
   
       #avtIncomingCall { top: 12px; right: 12px; left: 12px; width: auto; }
   
       .avt-video-grid[data-count="2"] { grid-template-columns: 1fr; }
       .avt-video-grid[data-count="3"], .avt-video-grid[data-count="4"] { grid-template-columns: 1fr 1fr; }
       .avt-video-grid[data-count="5"], .avt-video-grid[data-count="6"], .avt-video-grid[data-count="7"], .avt-video-grid[data-count="8"], .avt-video-grid[data-count="9"] { grid-template-columns: repeat(2, 1fr); }
   
       .avt-stat-mini { padding: 12px; }
       .avt-stat-mini-val { font-size: 18px; }
       .avt-breadcrumb span { display: none; }
   }
   
   /* ════════════════════════════════════════════════════════════════════
      RESPONSIVE — SMALL MOBILE (≤480px)
   ════════════════════════════════════════════════════════════════════ */
   @media (max-width: 480px) {
       .avt-stats-row { grid-template-columns: 1fr 1fr; }
       .avt-contacts-grid { grid-template-columns: 1fr 1fr; }
       .avt-hero-actions { flex-direction: column; }
       .avt-hero-btn { justify-content: center; }
       .avt-ctrl-btn { width: 44px; height: 44px; font-size: 14px; }
       .avt-ctrl-label { display: none; }
       .avt-modal-footer { flex-wrap: wrap; }
       .avt-modal-footer .avt-btn { flex: 1; justify-content: center; }
       .avt-hero-title { font-size: 20px; }
   }
   
   @media print {
       #avtCallOverlay, #avtSidebar, #avtHeader, .avt-modal-overlay { display: none !important; }
       #avtMain { margin: 0; }
   }

   /* ════════════════════════════════════════════════════════════════
   MICROSOFT TEAMS TOGGLE — AlphaVault AI
   ════════════════════════════════════════════════════════════════ */

.avt-source-toggle{
    position: relative;
    display: flex;
    align-items: center;
    background: var(--avt-bg, #f1f5f9);
    border: 1px solid var(--avt-border, rgba(0,0,0,.08));
    border-radius: 999px;
    padding: 3px;
    gap: 2px;
    height: 36px;
    flex-shrink: 0;
}
.avt-source-toggle-opt{
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 6px;
    border: none;
    background: transparent;
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
    color: var(--avt-text-muted, #64748b);
    transition: color .25s ease;
    white-space: nowrap;
}
.avt-source-toggle-opt img{ width: 14px; height: 14px; object-fit: contain; }
.avt-source-toggle-opt i{ font-size: 13px; }
.avt-source-toggle-opt.active{ color: #fff; }
.avt-source-toggle-thumb{
    position: absolute;
    top: 3px; left: 3px;
    width: calc(50% - 3px);
    height: calc(100% - 6px);
    border-radius: 999px;
    background: linear-gradient(135deg,#6366f1,#8b5cf6);
    transition: transform .25s cubic-bezier(.4,0,.2,1), background .25s ease;
    z-index: 1;
}
.avt-source-toggle-thumb.right{
    transform: translateX(100%);
    background: linear-gradient(135deg,#5059c9,#7b83eb);
}
@media (max-width: 900px){
    .avt-source-toggle-opt span{ display: none; }
    .avt-source-toggle-opt{ padding: 6px 10px; }
}

/* ── Vue Microsoft Teams intégrée ── */
#avtMsContent{ padding: 24px 32px; }
.avt-ms-toolbar{
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 18px;
    flex-wrap: wrap;
    gap: 10px;
}
.avt-ms-toolbar-account{
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--avt-text-muted);
}
.avt-ms-toolbar-account i{ color: #5059c9; font-size: 16px; }
#avtMsAccountLabel{ font-weight: 700; color: var(--avt-text); }
.avt-ms-grid{
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
@media (max-width: 900px){
    .avt-ms-grid{ grid-template-columns: 1fr; }
}
.avt-ms-chats-layout{ display: flex; flex-direction: column; height: 520px; }
#avtMsChatsList{
    overflow-y: auto;
    max-height: 200px;
    border-bottom: 1px solid var(--avt-border);
    margin-bottom: 10px;
    flex-shrink: 0;
}
#avtMsChatMessages{ flex: 1; overflow-y: auto; padding-top: 6px; }
.avt-ms-empty-state{ padding: 40px 20px; }

/* ✅ NOUVEAU — Badge de statut connexion Microsoft sur le toggle */
.avt-source-toggle-opt {
    position: relative;
}
.avt-ms-conn-dot {
    position: absolute;
    top: -2px;
    right: -2px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #10b981;
    border: 2px solid var(--avt-surface, #fff);
    box-shadow: 0 0 0 1px rgba(16,185,129,.3);
}
body.avt-theme-dark .avt-ms-conn-dot {
    border-color: var(--avt-bg-dark, #101319);
}

/* ✅ NOUVEAU — Layout chat panel Microsoft Teams avec zone de saisie */
.avt-ms-chats-layout {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 12px;
    height: 420px;
}
.avt-ms-chat-panel {
    display: flex;
    flex-direction: column;
    min-height: 0;
    border: 1px solid var(--avt-border);
    border-radius: 10px;
    overflow: hidden;
}
#avtMsChatMessages {
    flex: 1;
    overflow-y: auto;
    padding: 12px;
}
.avt-ms-chat-input-row {
    display: flex;
    gap: 8px;
    padding: 10px;
    border-top: 1px solid var(--avt-border);
    background: var(--avt-bg);
}
.avt-ms-chat-input {
    flex: 1;
    border: 1px solid var(--avt-border);
    border-radius: 20px;
    padding: 9px 16px;
    font-size: 12px;
    background: var(--avt-surface);
    color: var(--avt-text);
    outline: none;
    transition: border-color .15s ease;
}
.avt-ms-chat-input:focus {
    border-color: #5059c9;
}
.avt-ms-chat-send-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: #5059c9;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .15s ease, transform .15s ease;
    flex-shrink: 0;
}
.avt-ms-chat-send-btn:hover {
    background: #454ead;
    transform: scale(1.05);
}
.avt-ms-chat-send-btn:disabled {
    opacity: .5;
    cursor: not-allowed;
    transform: none;
}
.avt-ms-msg-bubble {
    margin-bottom: 10px;
}
.avt-ms-msg-bubble .avt-ms-msg-from {
    font-size: 10px;
    font-weight: 700;
    color: #5059c9;
    margin-bottom: 2px;
}
.avt-ms-msg-bubble .avt-ms-msg-content {
    font-size: 12px;
    color: var(--avt-text);
    background: var(--avt-bg);
    border-radius: 8px;
    padding: 8px 10px;
    line-height: 1.5;
    word-break: break-word;
}