.uasc-root{--uasc-accent:#3977f6;--uasc-header-bg:#fff;--uasc-header-text:#111827;--uasc-chat-bg:#fff;--uasc-bot-bg:#f7f8fa;--uasc-bot-text:#20242c;--uasc-user-bg:#3977f6;--uasc-user-text:#fff;--uasc-composer-bg:#f2f3f5;--uasc-border:#e5e7eb;--uasc-launcher-bg:#3977f6;--uasc-launcher-text:#fff;position:fixed;z-index:2147483000;bottom:22px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,Arial,sans-serif;color:var(--uasc-header-text);line-height:1.45}.uasc-root.uasc-right{right:22px}.uasc-root.uasc-left{left:22px}.uasc-launcher{border:0;background:var(--uasc-launcher-bg);color:var(--uasc-launcher-text);width:62px;height:62px;border-radius:50%;padding:0;display:flex;gap:9px;align-items:center;justify-content:center;font:700 15px/1 inherit;box-shadow:0 14px 38px rgba(17,24,39,.22);cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,opacity .2s ease}.uasc-launcher:hover{transform:translateY(-2px);box-shadow:0 18px 46px rgba(17,24,39,.25)}.uasc-launcher:focus-visible,.uasc-chat-head button:focus-visible,.uasc-form button:focus-visible,.uasc-quick-reply:focus-visible{outline:3px solid color-mix(in srgb,var(--uasc-accent) 35%,transparent);outline-offset:2px}.uasc-launcher svg{width:28px;height:28px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.uasc-launcher span{display:none}.uasc-root.uasc-launcher-pill .uasc-launcher{width:auto;height:58px;border-radius:999px;padding:0 20px}.uasc-root.uasc-launcher-pill .uasc-launcher span{display:inline}.uasc-root.uasc-launcher-pill .uasc-launcher svg{width:23px;height:23px}.uasc-panel-chat{position:absolute;bottom:76px;width:min(390px,calc(100vw - 32px));height:min(590px,calc(100vh - 110px));background:var(--uasc-chat-bg);border:1px solid var(--uasc-border);border-radius:18px;box-shadow:0 24px 75px rgba(17,24,39,.20);overflow:hidden;display:flex;flex-direction:column;opacity:0;visibility:hidden;transform:translateY(12px) scale(.985);transform-origin:bottom;transition:opacity .2s ease,visibility .2s ease,transform .2s ease}.uasc-right .uasc-panel-chat{right:0}.uasc-left .uasc-panel-chat{left:0}.uasc-panel-chat.is-open{opacity:1;visibility:visible;transform:none}.uasc-chat-head{background:var(--uasc-header-bg);color:var(--uasc-header-text);padding:15px 16px;display:flex;align-items:center;justify-content:space-between;min-height:68px;border-bottom:1px solid color-mix(in srgb,var(--uasc-border) 70%,transparent)}.uasc-brand{display:flex;align-items:center;gap:10px;min-width:0}.uasc-avatar,.uasc-site-icon{width:38px;height:38px;border-radius:12px;flex:0 0 38px}.uasc-avatar{background:color-mix(in srgb,var(--uasc-accent) 14%,#fff);color:var(--uasc-accent);display:grid;place-items:center;font-size:12px;font-weight:800;border:1px solid color-mix(in srgb,var(--uasc-accent) 20%,transparent)}.uasc-site-icon{object-fit:cover;border:1px solid var(--uasc-border);background:#fff}.uasc-brand-copy{display:flex;flex-direction:column;min-width:0}.uasc-brand-copy strong{font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:260px}.uasc-brand-copy span{font-size:11.5px;color:color-mix(in srgb,var(--uasc-header-text) 62%,transparent);display:flex;align-items:center;gap:6px}.uasc-brand-copy span i{display:inline-block;width:7px;height:7px;border-radius:50%;background:#22c55e}.uasc-brand-copy span b{font-weight:500}.uasc-chat-head>button{background:transparent;color:var(--uasc-header-text);border:0;width:36px;height:36px;border-radius:50%;font-size:28px;line-height:1;cursor:pointer;opacity:.9;flex:0 0 36px}.uasc-chat-head>button:hover{background:color-mix(in srgb,var(--uasc-header-text) 7%,transparent)}.uasc-messages{flex:1;overflow-y:auto;padding:20px 15px 6px;background:var(--uasc-chat-bg);scroll-behavior:smooth;overscroll-behavior:contain}.uasc-msg-row{display:flex;margin:0 0 12px}.uasc-msg-row.is-user{justify-content:flex-end}.uasc-msg{max-width:83%;padding:10px 12px;border-radius:16px;font-size:14px;white-space:pre-wrap;overflow-wrap:anywhere;box-shadow:0 1px 2px rgba(17,24,39,.03)}.is-bot .uasc-msg{background:var(--uasc-bot-bg);border:1px solid color-mix(in srgb,var(--uasc-border) 85%,transparent);border-bottom-left-radius:6px;color:var(--uasc-bot-text)}.is-user .uasc-msg{background:var(--uasc-user-bg);color:var(--uasc-user-text);border-bottom-right-radius:6px}.uasc-sources{border-top:1px solid color-mix(in srgb,var(--uasc-border) 80%,transparent);margin-top:9px;padding-top:8px;display:flex;flex-direction:column;gap:5px;white-space:normal}.uasc-sources small{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:#8b95a5;font-weight:800}.uasc-sources a{font-size:12px;color:var(--uasc-accent);text-decoration:none;font-weight:650}.uasc-typing{display:flex;gap:4px;padding:13px 14px}.uasc-typing i{width:6px;height:6px;background:#9ca3af;border-radius:50%;animation:uasc-dot 1.1s infinite}.uasc-typing i:nth-child(2){animation-delay:.15s}.uasc-typing i:nth-child(3){animation-delay:.3s}@keyframes uasc-dot{0%,60%,100%{transform:translateY(0);opacity:.5}30%{transform:translateY(-4px);opacity:1}}.uasc-quick-replies{padding:0 14px 8px;background:var(--uasc-chat-bg);display:flex;flex-direction:column;align-items:flex-end;gap:8px;max-height:160px;overflow-y:auto}.uasc-quick-replies:empty{display:none}.uasc-quick-reply{border:1px solid var(--uasc-border);background:var(--uasc-header-bg);color:var(--uasc-header-text);border-radius:999px;padding:8px 13px;font:500 13px/1.2 inherit;cursor:pointer;box-shadow:0 2px 6px rgba(17,24,39,.05);max-width:88%;text-align:left}.uasc-quick-reply:hover{border-color:color-mix(in srgb,var(--uasc-accent) 45%,var(--uasc-border));color:var(--uasc-accent)}.uasc-products{padding:8px 12px;background:var(--uasc-chat-bg);border-top:1px solid var(--uasc-border);display:flex;gap:7px;overflow-x:auto}.uasc-product{min-width:220px;border:1px solid var(--uasc-border);border-radius:12px;padding:9px 10px;text-decoration:none;color:var(--uasc-header-text);background:var(--uasc-header-bg);display:flex;align-items:center;justify-content:space-between;gap:8px}.uasc-product span{display:flex;flex-direction:column;min-width:0}.uasc-product strong{font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.uasc-product small{font-size:11px;color:#6b7280}.uasc-product b{font-size:22px;color:var(--uasc-accent)}.uasc-composer-wrap{background:var(--uasc-chat-bg);padding:10px 12px 8px;border-top:1px solid color-mix(in srgb,var(--uasc-border) 75%,transparent)}.uasc-form{display:flex;align-items:flex-end;gap:5px;padding:6px 6px 6px 12px;background:var(--uasc-composer-bg);border:1px solid color-mix(in srgb,var(--uasc-border) 75%,transparent);border-radius:15px}.uasc-form:focus-within{border-color:color-mix(in srgb,var(--uasc-accent) 45%,var(--uasc-border));box-shadow:0 0 0 3px color-mix(in srgb,var(--uasc-accent) 10%,transparent)}.uasc-form textarea{flex:1;resize:none;border:0!important;outline:0!important;box-shadow:none!important;padding:8px 2px;min-height:38px;max-height:100px;font:14px/1.45 inherit;background:transparent!important;color:var(--uasc-header-text)!important}.uasc-form textarea::placeholder{color:#9ca3af}.uasc-icon-btn,.uasc-send{border:0;width:38px;height:38px;border-radius:12px;display:grid;place-items:center;cursor:pointer;flex:0 0 38px}.uasc-icon-btn{background:transparent;color:var(--uasc-accent)}.uasc-icon-btn:hover{background:color-mix(in srgb,var(--uasc-accent) 9%,transparent)}.uasc-send{background:var(--uasc-accent);color:#fff}.uasc-form button svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.uasc-mic.is-listening{background:color-mix(in srgb,var(--uasc-accent) 14%,transparent);animation:uasc-pulse 1.1s infinite}@keyframes uasc-pulse{50%{transform:scale(.92)}}.uasc-footer{text-align:center;padding-top:7px;color:#a0a5af;font-size:9.5px;min-height:13px}.uasc-contact{display:block;width:max-content;max-width:100%;margin:0 auto 12px;padding:8px 11px;border-radius:999px;background:color-mix(in srgb,var(--uasc-accent) 10%,#fff);color:var(--uasc-accent);text-decoration:none;font-size:12px;font-weight:700}.uasc-hp{position:absolute!important;left:-99999px!important;width:1px!important;height:1px!important;overflow:hidden!important}@media(max-width:600px){.uasc-root{bottom:12px}.uasc-root.uasc-right{right:12px}.uasc-root.uasc-left{left:12px}.uasc-panel-chat{position:fixed;inset:0;width:100vw;height:100dvh;max-height:none;border-radius:0;border:0;transform:translateY(16px)}.uasc-panel-chat.is-open{transform:none}.uasc-launcher{width:58px;height:58px}.uasc-launcher.is-open{opacity:0;pointer-events:none}.uasc-chat-head{padding-top:max(15px,env(safe-area-inset-top))}.uasc-composer-wrap{padding-bottom:max(8px,env(safe-area-inset-bottom))}.uasc-brand-copy strong{max-width:230px}}@media(prefers-reduced-motion:reduce){.uasc-launcher,.uasc-panel-chat,.uasc-typing i,.uasc-mic{transition:none!important;animation:none!important}}

/* v1.4 composer, attachment and accessibility refinements */
.uasc-composer-wrap{position:relative}
.uasc-attachment-preview{padding:0 2px 8px}
.uasc-attachment-preview[hidden]{display:none!important}
.uasc-attachment-chip{display:flex;align-items:center;gap:9px;max-width:100%;padding:8px 9px;border:1px solid var(--uasc-border);border-radius:12px;background:var(--uasc-header-bg);box-shadow:0 3px 12px rgba(17,24,39,.05)}
.uasc-attachment-icon{width:34px;height:34px;flex:0 0 34px;border-radius:9px;display:grid;place-items:center;background:color-mix(in srgb,var(--uasc-accent) 11%,#fff);color:var(--uasc-accent);font-size:9px;font-weight:800;letter-spacing:.04em}
.uasc-attachment-chip>span:nth-child(2){display:flex;flex-direction:column;min-width:0;flex:1}
.uasc-attachment-chip strong{font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--uasc-header-text)}
.uasc-attachment-chip small{font-size:10px;color:#8b95a5}
.uasc-remove-file{border:0;background:transparent;color:#697386;width:30px;height:30px;flex:0 0 30px;border-radius:50%;font-size:22px;line-height:1;cursor:pointer}
.uasc-remove-file:hover{background:color-mix(in srgb,var(--uasc-header-text) 7%,transparent)}
.uasc-attach{order:0}
.uasc-form textarea{order:1}
.uasc-mic{order:2}
.uasc-send{order:3}
.uasc-form.is-dragging{border-color:var(--uasc-accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--uasc-accent) 12%,transparent)}
.uasc-form.is-busy{opacity:.82}
.uasc-form button:disabled{opacity:.45;cursor:not-allowed;transform:none!important}
.uasc-composer-hint{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:5px 3px 0;color:#a0a5af;font-size:9px;line-height:1.2}
.uasc-message-file{display:flex;align-items:center;gap:7px;margin-top:7px;padding-top:7px;border-top:1px solid color-mix(in srgb,currentColor 22%,transparent)}
.uasc-message-file>span:first-child{font-size:14px}
.uasc-message-file>span:last-child{display:flex;flex-direction:column;min-width:0}
.uasc-message-file strong{font-size:11px;max-width:190px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.uasc-message-file small{font-size:9px;opacity:.72}
.uasc-msg-copy:empty{display:none}
.uasc-icon-btn,.uasc-send{transition:background .15s ease,transform .15s ease,opacity .15s ease}
.uasc-send:hover{transform:translateY(-1px)}
.uasc-mic.is-listening{color:#fff;background:var(--uasc-accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--uasc-accent) 13%,transparent)}

@media(max-width:600px){
  .uasc-chat-head{min-height:70px}
  .uasc-messages{padding:18px 14px 6px}
  .uasc-composer-wrap{padding-left:10px;padding-right:10px}
  .uasc-form{gap:3px;padding-left:5px}
  .uasc-icon-btn,.uasc-send{width:42px;height:42px;flex-basis:42px}
  .uasc-form textarea{font-size:16px;min-height:42px}
  .uasc-composer-hint{display:none}
  .uasc-brand-copy strong{max-width:min(68vw,270px)}
  .uasc-attachment-chip{padding:8px}
}