:root{color-scheme:light;--bg:#f7f8f5;--paper:#fff;--ink:#23352e;--muted:#818b84;--green:#315f4f;--line:#e6eae4;--soft:#eaf0e6}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",sans-serif;font-size:15px}button,input,textarea{font:inherit}button{cursor:pointer}button:disabled{opacity:.5;cursor:wait}[hidden]{display:none!important}button,input,textarea{outline:none}button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid #709d85;outline-offset:3px}.login-view{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:24px;background:#fff;color:#222}.login-card{width:280px;max-width:100%}.login-card label{display:block;font-size:14px;font-weight:400;margin:0 0 7px}.login-card input{display:block;width:100%;height:36px;border:1px solid #aaa;background:#fff;border-radius:2px;padding:6px 8px;margin-bottom:18px;color:#222}.login-card .primary{display:block;width:100%;height:36px;padding:6px 12px;background:#f2f2f2;color:#222;border:1px solid #aaa;border-radius:2px;margin-top:4px}.login-card .primary:hover{background:#e8e8e8}.login-card .error{font-size:13px;color:#a32424;margin:0 0 12px}.login-card .error:empty{display:none}.chat-shell{height:100dvh;max-width:960px;margin:auto;display:flex;flex-direction:column;background:var(--bg);border-left:1px solid var(--line);border-right:1px solid var(--line)}.chat-header{height:88px;padding:18px 32px;display:flex;align-items:center;gap:16px;border-bottom:1px solid var(--line);background:#ffffffaa;flex-shrink:0}.small-mark{font-family:Georgia,serif;font-size:36px;letter-spacing:-3px;line-height:1;width:43px}.peer-info{flex:1}.peer-info h1{font-size:15px;font-weight:600;margin:0 0 6px}.peer-info p{font-size:11px;color:var(--muted);margin:0}.peer-info p::before{content:"";display:inline-block;width:5px;height:5px;border-radius:50%;background:#90a983;margin-right:6px}.quiet{border:0;background:transparent;color:#859084;font-size:12px;padding:8px 10px;border-radius:6px}.quiet:hover{background:var(--soft);color:var(--green)}.timeline{flex:1;overflow:auto;padding:16px 32px 24px;scroll-behavior:auto;overscroll-behavior:contain}.history-area{text-align:center;margin-bottom:22px}.history-area button{font-size:11px}.empty{min-height:50vh;display:flex;flex-direction:column;justify-content:center;align-items:center;color:var(--muted);text-align:center}.empty-icon{font-size:32px;line-height:64px;width:64px;border:1px solid #dce5d7;border-radius:22px;color:#75946b;transform:rotate(-7deg);background:#eef3e9;margin-bottom:15px}.empty h2{font-weight:500;color:#546b59;font-size:17px;margin:12px}.empty p{font-size:12px;line-height:1.8}.message{display:flex;flex-direction:column;align-items:flex-start;margin:0 0 23px}.message.mine{align-items:flex-end}.bubble{max-width:78%;padding:12px 16px;border-radius:16px 16px 16px 4px;background:white;border:1px solid #e9ece6;line-height:1.7;overflow-wrap:anywhere;min-width:42px}.mine .bubble{background:var(--green);border-color:var(--green);color:#fff;border-radius:16px 16px 4px 16px}.bubble .body{white-space:pre-wrap}.bubble a{color:inherit;text-underline-offset:3px}.bubble img,.bubble video{display:block;max-width:100%;max-height:330px;border-radius:9px;object-fit:contain}.bubble img{cursor:zoom-in}.bubble .body:not(:empty)+.media{margin-top:10px}.media{max-width:330px}.download{display:inline-block;font-size:11px;opacity:.7;margin-top:7px}.metadata{font-size:10px;color:#929c91;margin-top:7px;padding:0 3px}.retry{border:0;background:transparent;color:#a34235;font-size:11px;text-decoration:underline;margin-left:8px}.composer-area{padding:15px 28px max(18px,env(safe-area-inset-bottom));border-top:1px solid var(--line);background:var(--bg)}.composer{display:flex;align-items:flex-end;background:white;border:1px solid #dfe5db;border-radius:16px;padding:9px;gap:8px;box-shadow:0 3px 15px #23352e03}.composer textarea{flex:1;min-width:0;border:0;resize:none;background:transparent;line-height:24px;padding:9px 0;max-height:144px;color:var(--ink)}.composer textarea::placeholder{color:#a0aa9e}.attach{width:40px;height:42px;border:0;background:transparent;font-size:26px;font-weight:300;color:#84957d}.send{width:40px;height:40px;border-radius:12px;border:0;background:var(--green);color:white;font-size:25px;flex-shrink:0}.composer-hint{display:flex;justify-content:space-between;font-size:10px;color:#99a193;margin-top:10px;padding:0 4px}.attachment-chip{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:5px 10px;margin-bottom:10px;background:var(--soft);border-radius:8px;font-size:12px}.attachment-chip span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.notice{padding:10px 28px;font-size:12px;background:#f4eddc;color:#866d34}dialog{border:0;background:#fafbf8;border-radius:14px;padding:35px 12px 12px;max-width:95vw;max-height:95dvh}dialog::backdrop{background:#17251dd9}dialog img{max-width:88vw;max-height:80dvh;display:block}dialog button{position:absolute;top:3px;right:8px;background:none;border:0;font-size:26px;color:#526151}@media(min-width:1100px){.chat-shell{margin:24px auto;height:calc(100dvh - 48px);border:1px solid var(--line);border-radius:20px;overflow:hidden}}@media(max-width:600px){.chat-header{height:75px;padding:15px 18px}.timeline{padding:12px 16px 20px}.bubble{max-width:87%;padding:10px 13px}.composer-area{padding:12px 12px max(12px,env(safe-area-inset-bottom))}.composer-hint span:last-child{display:none}.notice{padding:10px 16px}.chat-shell{border:0}}