:root{--sc-primary: #1e40af;--sc-primary-dark: #1e3a8a;--sc-surface: #ffffff;--sc-text: #0f172a;--sc-muted: #64748b;--sc-radius: 14px;--sc-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif}.sc-floating{position:fixed;bottom:24px;right:24px;z-index:99999;font-family:var(--sc-font)}.sc-inline{font-family:var(--sc-font)}.sc-fab-wrap{display:flex;align-items:center;gap:10px}.sc-fab{width:58px;height:58px;border-radius:50%;border:none;background:var(--sc-primary);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 20px #0f172a40;transition:transform .15s ease,background .15s ease}.sc-fab:hover{background:var(--sc-primary-dark);transform:scale(1.06)}.sc-idle-prompt{background:var(--sc-surface);color:var(--sc-text);border:1px solid #e2e8f0;border-radius:999px;padding:10px 16px;font-size:14px;cursor:pointer;box-shadow:0 4px 14px #0f172a26;animation:sc-pop .25s ease}@keyframes sc-pop{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.sc-window{width:400px;height:550px;background:var(--sc-surface);border-radius:var(--sc-radius);box-shadow:0 12px 40px #0f172a47;display:flex;flex-direction:column;overflow:hidden;animation:sc-pop .2s ease}@media (max-width: 480px){.sc-floating{bottom:0;right:0}.sc-window{width:100vw;height:100dvh;border-radius:0}}.sc-header{background:var(--sc-primary);color:#fff;padding:14px 16px;display:flex;align-items:center;justify-content:space-between}.sc-header-title{display:flex;align-items:center;gap:10px;font-weight:600;font-size:15px}.sc-logo{width:26px;height:26px;border-radius:8px;background:#fff3;display:inline-flex;align-items:center;justify-content:center;font-weight:700}.sc-header-actions{display:flex;gap:6px}.sc-icon-btn{background:#ffffff26;color:#fff;border:none;border-radius:8px;min-width:30px;height:30px;padding:0 8px;font-size:13px;cursor:pointer}.sc-icon-btn:hover{background:#ffffff4d}.sc-messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;background:#f8fafc}.sc-msg{max-width:85%;padding:10px 14px;border-radius:12px;font-size:14px;line-height:1.5;word-wrap:break-word}.sc-msg-user{align-self:flex-end;background:var(--sc-primary);color:#fff;border-bottom-right-radius:4px}.sc-msg-bot{align-self:flex-start;background:var(--sc-surface);color:var(--sc-text);border:1px solid #e2e8f0;border-bottom-left-radius:4px}.sc-markdown p{margin:0 0 8px}.sc-markdown p:last-child{margin:0}.sc-markdown ul,.sc-markdown ol{margin:4px 0;padding-left:18px}.sc-markdown a{color:var(--sc-primary)}.sc-typing{display:inline-flex;gap:4px;padding:4px 0}.sc-typing span{width:7px;height:7px;border-radius:50%;background:var(--sc-muted);animation:sc-bounce 1.2s infinite}.sc-typing span:nth-child(2){animation-delay:.15s}.sc-typing span:nth-child(3){animation-delay:.3s}@keyframes sc-bounce{0%,60%,to{transform:translateY(0);opacity:.5}30%{transform:translateY(-5px);opacity:1}}.sc-sources{margin-top:8px;border-top:1px dashed #e2e8f0;padding-top:6px}.sc-sources-toggle{background:none;border:none;color:var(--sc-muted);font-size:12px;cursor:pointer;padding:0}.sc-sources ul{list-style:none;margin:6px 0 0;padding:0}.sc-sources li{margin-bottom:6px;font-size:12px;color:var(--sc-muted)}.sc-sources li strong{color:var(--sc-text);margin-right:6px}.sc-score{background:#dcfce7;color:#166534;border-radius:999px;padding:1px 7px;font-size:11px}.sc-sources li p{margin:2px 0 0}.sc-input-row{display:flex;gap:8px;padding:12px;border-top:1px solid #e2e8f0;background:var(--sc-surface)}.sc-input{flex:1;border:1px solid #cbd5e1;border-radius:10px;padding:10px 12px;font-size:14px;font-family:inherit;outline:none}.sc-input:focus{border-color:var(--sc-primary)}.sc-send{background:var(--sc-primary);color:#fff;border:none;border-radius:10px;width:42px;cursor:pointer;font-size:15px}.sc-send:disabled{opacity:.5;cursor:default}