.dtb-chat{position:fixed;right:18px;bottom:88px;z-index:1300;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
.dtb-chat *{box-sizing:border-box}
.dtb-chat__toggle{display:flex;align-items:center;gap:10px;min-height:50px;padding:12px 16px;border:0;border-radius:8px;color:#061018;background:linear-gradient(135deg,#22d3ee,#3b82f6);box-shadow:0 18px 40px rgba(0,0,0,.32);font-weight:900;cursor:pointer}
.dtb-chat__toggle:hover{filter:brightness(1.04)}
.dtb-chat__toggle-icon{display:grid;place-items:center;width:28px;height:28px;border-radius:8px;background:rgba(255,255,255,.42);font-size:18px;line-height:1}
.dtb-chat__panel{position:absolute;right:0;bottom:66px;display:none;width:min(380px,calc(100vw - 28px));max-height:min(620px,calc(100vh - 120px));overflow:hidden;border:1px solid rgba(255,255,255,.16);border-radius:8px;background:#0f1620;box-shadow:0 22px 70px rgba(0,0,0,.45);color:#e8eef7}
.dtb-chat.is-open .dtb-chat__panel{display:flex;flex-direction:column}
.dtb-chat__head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 14px 12px;border-bottom:1px solid rgba(255,255,255,.10);background:rgba(255,255,255,.04)}
.dtb-chat__title{margin:0;font-size:15px;font-weight:900;color:#e8eef7}
.dtb-chat__status{margin-top:2px;color:#a7b4c6;font-size:12px}
.dtb-chat__close{width:34px;height:34px;border:1px solid rgba(255,255,255,.14);border-radius:8px;color:#e8eef7;background:rgba(255,255,255,.06);cursor:pointer}
.dtb-chat__body{display:flex;flex-direction:column;gap:10px;min-height:260px;max-height:380px;overflow-y:auto;padding:14px}
.dtb-chat__msg{width:fit-content;max-width:92%;padding:10px 12px;border-radius:8px;white-space:pre-line;line-height:1.38;font-size:14px}
.dtb-chat__msg--bot{align-self:flex-start;background:#172230;color:#e8eef7;border:1px solid rgba(255,255,255,.08)}
.dtb-chat__msg--user{align-self:flex-end;background:#22d3ee;color:#061018;font-weight:800}
.dtb-chat__msg--typing{align-self:flex-start;display:inline-flex;align-items:center;gap:4px;padding:11px 12px;background:#172230;border:1px solid rgba(255,255,255,.08)}
.dtb-chat__msg--typing span{width:6px;height:6px;border-radius:999px;background:#a7b4c6;animation:dtb-chat-typing 1s infinite ease-in-out}
.dtb-chat__msg--typing span:nth-child(2){animation-delay:.12s}
.dtb-chat__msg--typing span:nth-child(3){animation-delay:.24s}
@keyframes dtb-chat-typing{0%,80%,100%{opacity:.35;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}
.dtb-chat__actions{display:flex;flex-wrap:wrap;gap:8px;padding:0 14px 12px}
.dtb-chat__choice,.dtb-chat__link{border:1px solid rgba(34,211,238,.38);border-radius:8px;padding:9px 11px;color:#e8eef7;background:rgba(34,211,238,.10);font-size:13px;font-weight:800;cursor:pointer;text-decoration:none}
.dtb-chat__choice:hover,.dtb-chat__link:hover{color:#061018;background:#22d3ee;text-decoration:none}
.dtb-chat__composer{display:flex;gap:8px;padding:12px 14px 14px;border-top:1px solid rgba(255,255,255,.10);background:rgba(255,255,255,.03)}
.dtb-chat__input{width:100%;min-width:0;border:1px solid rgba(255,255,255,.14);border-radius:8px;padding:10px 11px;background:rgba(8,12,18,.72);color:#e8eef7;outline:none}
.dtb-chat__input:focus{border-color:rgba(34,211,238,.72)}
.dtb-chat__send{border:0;border-radius:8px;padding:10px 12px;color:#061018;background:#22d3ee;font-weight:900;cursor:pointer}
@media (max-width:640px){.dtb-chat{right:14px;bottom:82px}.dtb-chat__toggle{min-height:50px;padding:12px}.dtb-chat__toggle-text{display:none}.dtb-chat__panel{right:-4px;bottom:62px;max-height:calc(100vh - 110px)}}