.reason-fab{position:fixed;right:22px;bottom:22px;z-index:110;display:flex;align-items:center;gap:9px;min-height:50px;padding:0 18px;border:1px solid rgba(255,255,255,.6);border-radius:28px;color:#04120d;background:linear-gradient(135deg,var(--primary),#b0ffe3);box-shadow:0 14px 35px rgba(0,0,0,.34),0 0 18px rgba(39,230,162,.55);font-weight:900;touch-action:none;user-select:none;animation:reasonGlow 2.2s ease-in-out infinite}.reason-fab::after{content:"";position:absolute;inset:-7px;border:1px solid rgba(125,255,211,.35);border-radius:34px;opacity:.5;animation:reasonRing 2.2s ease-out infinite}.reason-fab span{font-size:1.1rem;animation:reasonStar 1.8s ease-in-out infinite}.reason-drawer{position:fixed;inset:0;z-index:1400;display:none;align-items:center;justify-content:center;padding:18px;background:rgba(2,8,16,.8);backdrop-filter:blur(7px)}.reason-drawer.open{display:flex}.reason-chat{width:min(720px,100%);height:min(760px,92vh);display:grid;grid-template-rows:auto 1fr auto auto auto;padding:22px;border:1px solid rgba(39,230,162,.25);border-radius:22px;background:linear-gradient(160deg,var(--surface),#0a1727);box-shadow:0 30px 90px rgba(0,0,0,.5)}.reason-chat-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding-bottom:15px;border-bottom:1px solid var(--border)}.reason-chat-head h2{margin-top:4px;font-size:1.55rem}.reason-badge{color:var(--primary);font-size:.7rem;font-weight:900;letter-spacing:.12em}.reason-close{width:40px;height:40px;border:1px solid var(--border);border-radius:11px;color:var(--text);background:var(--surface2);font-size:1.35rem}.reason-messages{min-height:180px;display:flex;flex-direction:column;gap:13px;overflow-y:auto;padding:18px 3px}.reason-message{display:flex;align-items:flex-start;gap:10px;max-width:88%}.reason-message>div{padding:12px 14px;border:1px solid rgba(39,230,162,.16);border-radius:5px 15px 15px 15px;background:var(--green-soft)}.reason-message p{margin:0;white-space:pre-wrap;line-height:1.55}.reason-message strong{display:block;margin-bottom:4px}.reason-message.user{align-self:flex-end}.reason-message.user>div{border-color:rgba(255,255,255,.08);border-radius:15px 5px 15px 15px;background:var(--primary);color:#04120d}.reason-message.loading p{color:var(--muted);animation:reasonPulse 1.2s ease-in-out infinite}.reason-avatar{flex:0 0 36px;height:36px;display:grid;place-items:center;border-radius:11px;color:#04120d;background:var(--primary);font-size:.78rem;font-weight:900}.reason-suggestions{display:flex;gap:8px;flex-wrap:wrap;padding:4px 0 14px}.reason-suggestions button{padding:9px 12px;border:1px solid rgba(39,230,162,.25);border-radius:20px;color:var(--text);background:var(--surface2);font-size:.78rem;text-align:left}.reason-suggestions button:hover{border-color:var(--primary);color:var(--primary)}.reason-form{display:grid;grid-template-columns:1fr 48px;gap:9px}.reason-form textarea{resize:none;min-height:52px;max-height:130px;padding:13px;border:1px solid var(--border);border-radius:13px;color:var(--text);background:var(--surface2);font:inherit}.reason-form textarea:focus{outline:2px solid rgba(39,230,162,.25);border-color:var(--primary)}.reason-form button{border:0;border-radius:13px;color:#04120d;background:var(--primary);font-size:1.15rem;font-weight:900}.reason-form button:disabled{opacity:.45}.reason-note{margin-top:10px;color:var(--muted);font-size:.72rem;line-height:1.4}@keyframes reasonGlow{50%{box-shadow:0 16px 38px rgba(0,0,0,.38),0 0 30px rgba(39,230,162,.9)}}@keyframes reasonRing{70%,100%{transform:scale(1.15);opacity:0}}@keyframes reasonStar{50%{transform:rotate(18deg) scale(1.25);filter:brightness(1.45)}}@keyframes reasonPulse{50%{opacity:.45}}@media(max-width:600px){.reason-fab{right:15px;bottom:15px;width:54px;height:54px;justify-content:center;padding:0}.reason-fab strong{display:none}.reason-chat{height:94vh;padding:16px;border-radius:18px}.reason-message{max-width:95%}.reason-suggestions{display:grid}.reason-suggestions button{width:100%}}

@media(max-width:600px){.reason-drawer{align-items:stretch;padding:0;background:rgba(2,8,16,.92)}.reason-chat{width:100%;height:100dvh;max-height:none;padding:10px 12px;border:0;border-radius:0;grid-template-rows:auto minmax(0,1fr) auto auto auto}.reason-chat-head{align-items:center;padding-bottom:8px}.reason-chat-head h2{margin-top:1px;font-size:1.2rem}.reason-badge{font-size:.58rem}.reason-close{width:36px;height:36px}.reason-messages{min-height:0;gap:9px;padding:10px 1px}.reason-message{max-width:96%;gap:7px}.reason-message>div{padding:9px 11px}.reason-message p{font-size:.9rem;line-height:1.42}.reason-avatar{flex-basis:30px;height:30px;border-radius:9px;font-size:.68rem}.reason-suggestions{gap:6px;padding:3px 0 8px}.reason-suggestions button{padding:8px 10px}.reason-form{grid-template-columns:1fr 44px;gap:7px}.reason-form textarea{min-height:46px;max-height:90px;padding:10px}.reason-note{margin-top:5px;font-size:.63rem}}
.reason-chat{width:min(980px,94vw);height:min(820px,90vh);grid-template-rows:auto minmax(0,1fr) auto auto auto;padding:26px;transition:width .2s,height .2s}.reason-drawer.expanded .reason-chat{width:calc(100vw - 36px);height:calc(100vh - 36px)}.reason-head-actions{display:flex;gap:8px}.reason-expand{width:40px;height:40px;border:1px solid var(--border);border-radius:11px;color:var(--text);background:var(--surface2);font-size:1.15rem}.reason-messages{font-size:1.04rem}.reason-message>div{max-width:760px}@media(max-width:600px){.reason-expand{display:none}.reason-chat{width:100%;height:100dvh;padding:10px 12px}.reason-messages{font-size:1rem}}
.reason-suggestions[hidden]{display:none!important}