.nav-item.chat-entry,a.nav-item{display:block;text-decoration:none;box-sizing:border-box}
.chat-page .app-shell{height:100dvh;min-height:0}.chat-page .main-content{min-height:0;display:flex;flex-direction:column;min-width:0}.chat-page .topbar{flex-shrink:0}.chat-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:18px;padding:20px;flex:1;min-height:0}.chat-panel,.chat-history,.chat-dialog{background:var(--glass-bg);border:1px solid var(--glass-border);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));box-shadow:0 18px 50px #23334d1a;border-radius:16px}.chat-panel{display:flex;flex-direction:column;min-height:0;min-width:0;overflow:hidden}.chat-heading{padding:20px 24px;display:flex;justify-content:space-between;border-bottom:1px solid #aab8ca40}.chat-heading h1{font-size:20px;margin:0;overflow-wrap:anywhere}.chat-heading p{font-size:13px;color:#667487;margin:7px 0 0}.chat-messages{flex:1;min-height:0;overflow:auto;padding:24px;overscroll-behavior:contain}.chat-welcome{text-align:center;margin:12vh auto;color:#617086}.chat-welcome img{width:56px;height:56px;border-radius:50%}.chat-message{display:flex;align-items:flex-start;gap:12px;margin-bottom:24px}.chat-message.user{flex-direction:row-reverse}.chat-avatar{width:40px;height:40px;flex:0 0 40px;object-fit:cover;border-radius:50%;background:#fff}.chat-bubble{position:relative;max-width:calc(100% - 64px);width:fit-content;padding:12px 16px;border-radius:12px;background:rgba(255,255,255,.85);font-size:16px;line-height:1.7;white-space:pre-wrap;overflow-wrap:anywhere;min-width:0}.chat-bubble:before{content:'';position:absolute;left:-7px;top:14px;border-top:7px solid transparent;border-bottom:7px solid transparent;border-right:8px solid rgba(255,255,255,.85)}.user .chat-bubble{background:#a1efa0}.user .chat-bubble:before{left:auto;right:-7px;border-right:0;border-left:8px solid #a1efa0}.chat-bubble img{display:block;max-width:100%;max-height:300px;border-radius:8px;margin:6px 0;object-fit:contain}.message-error{display:block;color:#9e302d;font-size:13px;margin-top:8px}.chat-compose{padding:16px 20px;border-top:1px solid #aab8ca50}.chat-compose textarea{min-height:76px;max-height:180px;resize:vertical;font:16px/1.6 Arial,sans-serif}.chat-tools{display:flex;gap:12px;align-items:end;margin-top:10px}.model-picker{font-size:12px;color:#617086;flex:1;min-width:0}.model-picker select{display:block;margin-top:4px;font-size:14px}.chat-button{border:1px solid #aab8ca70;border-radius:9px;background:#ffffff80;color:#304158;padding:10px 14px;font:600 14px Arial,sans-serif;cursor:pointer;min-height:42px;text-decoration:none;white-space:nowrap}.chat-button:disabled{opacity:.5;cursor:wait}.send-button{background:#1677ed;color:white;border-color:#1677ed}.chat-history{padding:18px;overflow:auto}.history-heading{display:flex;align-items:center;justify-content:space-between}.history-heading h2{font-size:17px;margin:0 0 16px}.new-chat{width:100%;margin-bottom:20px}.history-date{font-size:12px;color:#637084;margin:16px 0 8px}.conversation-item{display:block;text-align:left;width:100%;background:#ffffff60;border:1px solid transparent;border-radius:9px;padding:12px;margin-bottom:8px;cursor:pointer;color:#304158}.conversation-item.active{border-color:#1677ed;background:#e7f1ffb0}.conversation-item b{display:block;text-overflow:ellipsis;overflow:hidden;white-space:nowrap;font-size:14px}.conversation-item small{display:block;margin-top:5px;color:#77869a}.history-note,.chat-muted{font-size:12px;color:#637084;line-height:1.6}.chat-dialog{color:#273447;width:min(520px,calc(100% - 24px));max-height:85dvh;overflow:auto;padding:24px}.chat-dialog::backdrop{background:#111d3255}.chat-key-row,.chat-setting-actions{display:flex;gap:8px}.chat-key-row input{min-width:0}.chat-setting-actions{flex-wrap:wrap}.chat-setting-actions button{flex:1}.chat-attachments{display:flex;gap:12px;overflow:auto}.chat-attachment{position:relative;flex-shrink:0;margin-bottom:12px}.chat-attachment img{width:92px;height:92px;object-fit:cover;border-radius:8px}.chat-attachment button{position:absolute;right:0;top:0;border:0;border-radius:50%;background:#34445c;color:white;width:24px;height:24px;cursor:pointer}#chatFeedback,#settingsFeedback{font-size:13px;line-height:1.5;color:#8a421a;margin:8px 0 0}#settingsFeedback{margin:16px 0}#historyToggle,#closeHistory{display:none}.chat-page .settings-link{font-size:16px}
@media(max-width:1100px) and (min-width:761px){.chat-page .sidebar{width:185px}.chat-page .main-content{width:calc(100% - 185px)}.chat-layout{grid-template-columns:minmax(0,1fr) 215px;padding:12px;gap:12px}.chat-page .brand{margin-left:0;margin-right:0}.chat-page .brand strong{font-size:17px}}
@media(max-width:760px){.sidebar nav .chat-entry{display:block!important;font-size:12px;padding:8px}.sidebar nav .chat-entry span{display:none}.chat-page .app-shell{display:flex;flex-direction:column}.chat-page .sidebar{height:auto;min-height:60px;flex-wrap:wrap;gap:6px;flex-shrink:0}.chat-page .brand>div:last-child{display:block}.chat-page .brand strong{font-size:16px}.chat-page .brand-mark{width:30px;height:30px}.chat-page .sidebar nav{order:3;width:100%;display:flex}.chat-page .sidebar nav .nav-item{display:block;font-size:13px;width:auto;padding:8px 12px}.chat-page .sidebar nav .nav-item span{display:none}.chat-page .side-bottom .settings-link{font-size:0;width:40px}.chat-page .main-content{width:100%;flex:1}.chat-page .topbar{height:48px;min-height:48px}.chat-layout{display:flex;padding:8px;min-height:0;flex:1}.chat-panel{width:100%}.chat-heading{padding:12px 14px}.chat-heading h1{font-size:17px}.chat-heading p{display:none}.chat-messages{padding:16px 12px}.chat-avatar{width:34px;height:34px;flex-basis:34px}.chat-message{gap:10px}.chat-bubble{max-width:calc(100% - 48px);padding:9px 12px;font-size:15px}.chat-compose{padding:10px 12px max(10px,env(safe-area-inset-bottom))}.chat-tools{gap:7px}.chat-button{padding:9px 10px}.model-picker select{font-size:16px}.chat-history{display:none;position:fixed;right:8px;top:110px;bottom:8px;width:min(320px,calc(100vw - 16px));z-index:4;background:rgba(241,247,255,.94)}.chat-history.open{display:block}#historyToggle,#closeHistory{display:block}.chat-heading #busyStatus{font-size:12px}.chat-dialog{padding:18px}.chat-key-row .text-input{font-size:16px}}

.request-picker{flex:0 0 82px;font-size:12px;color:#617086}.request-picker select{display:block;margin-top:4px;font-size:14px}
.code-block{max-width:100%;min-width:0;margin:12px 0;background:#162233;color:#e6edf5;border:1px solid #34445a;border-radius:10px;overflow:hidden;white-space:normal}.code-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:8px 12px;background:#233247;font:13px Arial,sans-serif}.code-header span{overflow-wrap:anywhere}.code-header button{flex-shrink:0;background:transparent;border:1px solid #63748a;border-radius:6px;color:#e6edf5;padding:7px 10px;cursor:pointer}.code-block pre{max-width:100%;margin:0;padding:16px;overflow-x:auto;white-space:pre;tab-size:4;line-height:1.65}.code-block code{font:14px/1.65 Consolas,monospace;white-space:pre;overflow-wrap:normal;word-break:normal}.generated-image-link{display:block;font-size:13px;color:#1467c7;margin-top:8px}
@media(max-width:760px){.chat-tools{flex-wrap:wrap}.request-picker{flex:0 0 80px}.chat-tools .model-picker{flex-basis:calc(100% - 100px)}.chat-tools .image-picker{margin-left:auto}.chat-tools select{font-size:16px}.code-block pre{padding:12px}.code-header{gap:8px}.chat-bubble:has(.code-block){width:calc(100% - 48px)}}
.avatar-setting{display:flex;align-items:center;gap:14px;margin-top:20px;padding-top:18px;border-top:1px solid var(--glass-border)}.avatar-setting>img{width:64px;height:64px;flex:0 0 64px;border-radius:50%;object-fit:cover;border:1px solid var(--glass-border)}.avatar-setting>div{min-width:0;display:flex;flex-wrap:wrap;gap:8px}.avatar-setting .chat-muted{flex-basis:100%;margin:0}.avatar-setting label{display:inline-flex;align-items:center}#avatarFeedback{font-size:13px;color:var(--muted);line-height:1.6}.chat-page .chat-heading .model-support-note{display:block;color:var(--muted);font-size:13px;line-height:1.5;margin:7px 0 0}

.thinking-status{display:inline-flex;align-items:center;gap:8px;align-self:center;flex-shrink:0;color:#c7e4ff;font-size:13px;white-space:nowrap;animation:thinking-glow 1.6s ease-in-out infinite}
.thinking-status::before{content:'';width:12px;height:12px;flex:0 0 12px;border:2px solid rgba(185,218,255,.25);border-top-color:#c7e4ff;border-radius:50%;animation:thinking-spin .9s linear infinite}
@keyframes thinking-spin{to{transform:rotate(360deg)}}
@keyframes thinking-glow{0%,100%{opacity:.65}50%{opacity:1}}
.chat-heading{flex-wrap:wrap;gap:8px 12px}
@media(prefers-reduced-motion:reduce){.thinking-status,.thinking-status::before{animation:none}}