/* ─────────────────────────────────────────
       CHAT WIDGET — TOGGLE BUTTON
    ───────────────────────────────────────── */
    #cw-toggle {
      position: fixed;
      bottom: 80px;
      right: 28px;
      z-index: 9000;
      display: flex;
      align-items: center;
      gap: 0;
      cursor: pointer;
      border: none;
      background: none;
      padding: 0;
      font-family: var(--font);
    }

    #cw-toggle-label {
      background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
      color: var(--white);
      font-size: 13px;
      font-weight: 700;
      padding: 10px 16px 10px 18px;
      border-radius: 28px 0 0 28px;
      white-space: nowrap;
      box-shadow: -4px 0 20px rgba(27,58,139,.25);
      transition: opacity .2s;
      letter-spacing: .2px;
    }

    #cw-toggle-btn {
      position: relative;
      width: 56px;
      height: 56px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 26px;
      box-shadow: 0 6px 24px rgba(27,58,139,.38), 0 2px 8px rgba(0,0,0,.18);
      transition: transform .2s cubic-bezier(.34,1.56,.64,1);
      flex-shrink: 0;
      line-height: 1;
    }

    #cw-toggle:hover #cw-toggle-btn { transform: scale(1.07); }

    #cw-badge {
      position: absolute;
      top: -4px;
      right: -4px;
      width: 20px;
      height: 20px;
      background: var(--red);
      color: var(--white);
      font-size: 11px;
      font-weight: 800;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      border: 2px solid var(--white);
      animation: cw-pulse-badge 2s ease-in-out infinite;
    }

    @keyframes cw-pulse-badge {
      0%, 100% { box-shadow: 0 0 0 0 rgba(183,28,28,.55); }
      50%       { box-shadow: 0 0 0 6px rgba(183,28,28,.0); }
    }

    /* When panel is open: hide label, show ✕ */
    #cw-toggle.cw-open #cw-toggle-label { display: none; }
    #cw-toggle.cw-open #cw-toggle-btn   { border-radius: 50%; }
    #cw-toggle.cw-open #cw-badge        { display: none; }

    /* ─────────────────────────────────────────
       CHAT PANEL
    ───────────────────────────────────────── */
    #cw-panel {
      position: fixed;
      bottom: 140px;
      right: 28px;
      width: 380px;
      height: 560px;
      background: var(--white);
      border-radius: var(--radius-lg);
      box-shadow: 0 20px 60px rgba(27,58,139,.20), 0 8px 24px rgba(0,0,0,.12);
      display: flex;
      flex-direction: column;
      z-index: 8999;
      overflow: hidden;
      transform: translateY(24px) scale(.97);
      opacity: 0;
      pointer-events: none;
      transition: transform .28s cubic-bezier(.34,1.56,.64,1), opacity .22s ease;
    }

    #cw-panel.cw-visible {
      transform: translateY(0) scale(1);
      opacity: 1;
      pointer-events: auto;
    }

    /* ─────────────────────────────────────────
       CHAT HEADER
    ───────────────────────────────────────── */
    #cw-header {
      background: linear-gradient(135deg, var(--navy-deeper) 0%, var(--navy) 100%);
      padding: 14px 16px 0;
      flex-shrink: 0;
    }

    #cw-header-top {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 12px;
    }

    #cw-agent-avatar {
      width: 40px;
      height: 40px;
      background: rgba(255,255,255,.15);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      flex-shrink: 0;
      border: 2px solid rgba(255,255,255,.25);
    }

    #cw-agent-info { flex: 1; min-width: 0; }

    #cw-agent-name {
      font-size: 14px;
      font-weight: 800;
      color: var(--white);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    #cw-agent-title {
      font-size: 11px;
      color: rgba(255,255,255,.65);
      margin-top: 1px;
    }

    #cw-agent-status {
      font-size: 11px;
      color: rgba(255,255,255,.75);
      display: flex;
      align-items: center;
      gap: 4px;
      margin-top: 2px;
    }

    #cw-close-btn {
      background: rgba(255,255,255,.12);
      border: none;
      color: rgba(255,255,255,.85);
      width: 32px;
      height: 32px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      cursor: pointer;
      flex-shrink: 0;
      transition: background .15s;
      font-family: var(--font);
      line-height: 1;
    }

    #cw-close-btn:hover { background: rgba(255,255,255,.22); }

    /* Agent selector tabs */
    #cw-tabs {
      display: flex;
      gap: 4px;
      padding-bottom: 0;
    }

    .cw-tab {
      flex: 1;
      font-family: var(--font);
      font-size: 11px;
      font-weight: 700;
      color: rgba(255,255,255,.60);
      background: transparent;
      border: none;
      border-bottom: 3px solid transparent;
      padding: 7px 4px;
      cursor: pointer;
      text-align: center;
      transition: color .15s, border-color .15s;
      white-space: nowrap;
      letter-spacing: .3px;
    }

    .cw-tab:hover  { color: rgba(255,255,255,.90); }
    .cw-tab.cw-tab-active {
      color: var(--gold);
      border-bottom-color: var(--gold);
    }

    /* ─────────────────────────────────────────
       MESSAGES AREA
    ───────────────────────────────────────── */
    #cw-messages {
      flex: 1;
      overflow-y: auto;
      padding: 16px 14px;
      display: flex;
      flex-direction: column;
      gap: 12px;
      scroll-behavior: smooth;
    }

    #cw-messages::-webkit-scrollbar { width: 4px; }
    #cw-messages::-webkit-scrollbar-track { background: transparent; }
    #cw-messages::-webkit-scrollbar-thumb { background: var(--gray-200); border-radius: 4px; }

    /* User bubble */
    .cw-msg-user {
      display: flex;
      justify-content: flex-end;
    }

    .cw-msg-user .cw-bubble {
      background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
      color: var(--white);
      padding: 10px 14px;
      border-radius: 18px 18px 4px 18px;
      max-width: 78%;
      font-size: 14px;
      line-height: 1.6;
      word-break: break-word;
    }

    /* Agent bubble */
    .cw-msg-agent {
      display: flex;
      align-items: flex-end;
      gap: 8px;
    }

    .cw-msg-agent-avatar {
      width: 28px;
      height: 28px;
      background: var(--navy-light);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 16px;
      flex-shrink: 0;
      margin-bottom: 2px;
    }

    .cw-msg-agent-wrap {
      max-width: 80%;
      display: flex;
      flex-direction: column;
      gap: 3px;
    }

    .cw-msg-agent-name {
      font-size: 10px;
      font-weight: 700;
      color: var(--text-muted);
      padding-left: 2px;
    }

    .cw-msg-agent .cw-bubble {
      background: var(--white);
      color: var(--text-main);
      border: 1px solid var(--gray-200);
      box-shadow: 0 2px 8px rgba(0,0,0,.06);
      padding: 10px 14px;
      border-radius: 18px 18px 18px 4px;
      font-size: 14px;
      line-height: 1.65;
      word-break: break-word;
      white-space: pre-wrap;
    }

    /* Typing indicator */
    #cw-typing {
      display: none;
    }

    #cw-typing.cw-visible {
      display: flex;
    }

    #cw-typing .cw-bubble {
      display: flex;
      align-items: center;
      gap: 5px;
      padding: 12px 16px;
      min-width: 60px;
    }

    .cw-dot {
      width: 7px;
      height: 7px;
      background: var(--text-light);
      border-radius: 50%;
      animation: cw-bounce 1.3s ease-in-out infinite;
    }

    .cw-dot:nth-child(2) { animation-delay: .16s; }
    .cw-dot:nth-child(3) { animation-delay: .32s; }

    @keyframes cw-bounce {
      0%, 60%, 100% { transform: translateY(0); }
      30%           { transform: translateY(-6px); }
    }

    /* ─────────────────────────────────────────
       QUICK TOPIC CHIPS
    ───────────────────────────────────────── */
    #cw-chips-wrap {
      padding: 8px 14px;
      border-top: 1px solid var(--gray-100);
      overflow-x: auto;
      display: flex;
      gap: 6px;
      flex-shrink: 0;
      -webkit-overflow-scrolling: touch;
      scrollbar-width: none;
    }

    #cw-chips-wrap::-webkit-scrollbar { display: none; }

    .cw-chip {
      white-space: nowrap;
      font-family: var(--font);
      font-size: 12px;
      font-weight: 700;
      color: var(--navy);
      border: 1.5px solid var(--navy);
      background: transparent;
      border-radius: 20px;
      padding: 5px 13px;
      cursor: pointer;
      transition: background .15s, color .15s;
      flex-shrink: 0;
    }

    .cw-chip:hover {
      background: var(--navy);
      color: var(--white);
    }

    /* ─────────────────────────────────────────
       INPUT AREA
    ───────────────────────────────────────── */
    #cw-input-area {
      padding: 10px 12px 12px;
      border-top: 1px solid var(--gray-200);
      display: flex;
      align-items: flex-end;
      gap: 8px;
      flex-shrink: 0;
      background: var(--white);
    }

    #cw-textarea {
      flex: 1;
      font-family: var(--font);
      font-size: 14px;
      color: var(--text-main);
      background: var(--gray-bg);
      border: 1.5px solid var(--gray-200);
      border-radius: 10px;
      padding: 9px 12px;
      resize: none;
      outline: none;
      line-height: 1.5;
      min-height: 40px;
      max-height: 90px;
      transition: border-color .15s;
      overflow-y: auto;
    }

    #cw-textarea:focus { border-color: var(--navy); }
    #cw-textarea::placeholder { color: var(--text-light); }

    #cw-send-btn {
      width: 40px;
      height: 40px;
      background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
      color: var(--white);
      border: none;
      border-radius: 10px;
      font-size: 18px;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      transition: opacity .15s, transform .1s;
    }

    #cw-send-btn:hover  { opacity: .88; }
    #cw-send-btn:active { transform: scale(.93); }
    #cw-send-btn:disabled { opacity: .45; cursor: not-allowed; }

    /* ─────────────────────────────────────────
       FOOTER DISCLAIMER
    ───────────────────────────────────────── */
    #cw-footer {
      text-align: center;
      font-size: 10px;
      color: var(--text-light);
      padding: 4px 12px 8px;
      flex-shrink: 0;
      line-height: 1.5;
    }

    /* ─────────────────────────────────────────
       MOBILE RESPONSIVE
    ───────────────────────────────────────── */
    @media (max-width: 500px) {
      #cw-panel {
        width: 100vw;
        height: 85vh;
        bottom: 0;
        right: 0;
        border-radius: 20px 20px 0 0;
      }

      #cw-toggle {
        bottom: 16px;
        right: 16px;
      }
    }