.cw-fab{position:fixed;right:20px;bottom:20px;z-index:9999;background:linear-gradient(180deg,#27ae60,#1b8f4a);color:#fff;border:none;border-radius:999px;padding:14px 16px;cursor:pointer;box-shadow:0 16px 36px rgba(21,128,61,.35);font-weight:600}
.cw-badge{background:#ef4444;border-radius:999px;padding:2px 6px;margin-left:6px;font-size:12px}
.cw-panel{position:fixed;right:16px;bottom:84px;width:min(380px,calc(100vw - 24px));height:min(640px,calc(100vh - 110px));display:flex;flex-direction:column;background:#fff;border-radius:24px;box-shadow:0 30px 60px rgba(15,23,42,.2);overflow:hidden;z-index:9999;transition:.25s ease;transform:translateY(0);opacity:1}
.cw-panel.closed{opacity:0;transform:translateY(20px);pointer-events:none}
.cw-header{padding:16px;background:linear-gradient(180deg,#166534,#14532d);color:#fff}
.cw-header-title{display:block;font-weight:700;font-size:16px}
.cw-header-subtitle{display:block;font-size:13px;color:#dcfce7;margin-top:2px}
.cw-body{flex:1;overflow:auto;padding:16px;background:linear-gradient(180deg,#f8fafc 0%,#eef2f7 100%)}
.cw-empty{background:#fff;border:1px solid #e2e8f0;border-radius:18px;padding:16px;box-shadow:0 8px 20px rgba(15,23,42,.06);margin-bottom:16px}
.cw-empty h4{margin:0 0 6px;font-size:15px;color:#0f172a}
.cw-empty p{margin:0;color:#64748b;font-size:13px;line-height:1.5}
.cw-msg{display:flex;margin:10px 0}
.cw-msg-user{justify-content:flex-end}
.cw-bubble{max-width:82%;padding:10px 12px;border-radius:16px;background:#e5e7eb;box-shadow:0 6px 14px rgba(15,23,42,.06)}
.cw-msg-user .cw-bubble{background:#dcfce7;border-bottom-right-radius:8px}
.cw-msg-other .cw-bubble{border-bottom-left-radius:8px}
.cw-bubble small{display:block;color:#64748b;font-size:11px;margin-bottom:4px}
.cw-bubble p{margin:0;font-size:14px;line-height:1.45;color:#111827}
.cw-faq-list{display:grid;gap:8px;padding:0 16px 16px}
.cw-faq-items{display:grid;gap:10px;overflow:hidden;transition:max-height .25s ease,opacity .2s ease}
.cw-faq-items.is-collapsed{max-height:56px;opacity:1}
.cw-faq-items.is-expanded{max-height:320px;opacity:1}
.cw-faq-btn{width:100%;border:1px solid #d1d5db;background:#fff;border-radius:14px;padding:12px 14px;cursor:pointer;text-align:left;font-size:14px;font-weight:500;color:#0f172a;box-shadow:0 4px 10px rgba(15,23,42,.04);transition:border-color .2s ease,background-color .2s ease,transform .2s ease}
.cw-faq-btn:hover{border-color:#86efac;background:#f0fdf4;transform:translateY(-1px)}
.cw-faq-toggle{justify-self:start;padding:0;border:none;background:none;color:#16a34a;font-size:12px;font-weight:600;cursor:pointer;line-height:1.4}
.cw-faq-toggle:hover{color:#15803d;text-decoration:underline}
.cw-footer{display:grid;gap:10px;padding:16px;border-top:1px solid #e5e7eb;background:#fff}
.cw-auth-warning{color:#ef4444;margin:0;font-size:12px}
.cw-cta{border:1px solid #bbf7d0;background:#f0fdf4;color:#166534;border-radius:14px;padding:12px 14px;font-weight:600;cursor:pointer;text-align:left}
.cw-input-wrap{display:grid;grid-template-columns:1fr auto;gap:10px}
.cw-input{padding:12px 14px;border:1px solid #cbd5e1;border-radius:999px;font-size:14px}
.cw-send{border:none;background:#2e7d32;color:#fff;border-radius:999px;width:44px;height:44px;cursor:pointer;font-size:18px;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 16px rgba(21,128,61,.25)}
@media (min-width:768px){.cw-panel{right:20px}}