:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;color:#1d232c;background:#f1f3f6;font-synthesis:none;color-scheme:light;--blue:#256bc4;--line:#e5e8ed;--muted:#707985}*{box-sizing:border-box}body{margin:0}button,input,textarea,a{font:inherit}button,.button{border:1px solid var(--line);border-radius:10px;background:white;color:inherit;cursor:pointer;padding:9px 14px;line-height:1.35;text-decoration:none;touch-action:manipulation}button:hover,.button:hover{background:#f0f4f8}button:disabled{opacity:.5;cursor:wait}.primary{background:var(--blue);border-color:var(--blue);color:white}.primary:hover{background:#1c5caf}.danger{color:#b3343a}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #95bdec;outline-offset:2px}[hidden]{display:none!important}.muted{color:var(--muted)}.small{font-size:12px;line-height:1.65}.error{color:#ae343a;font-size:14px;min-height:1.4em}.chat{max-width:920px;height:100vh;height:100dvh;margin:auto;background:#fafbfd;display:grid;grid-template-rows:auto auto minmax(0,1fr) auto;border-inline:1px solid var(--line)}header{display:flex;align-items:center;justify-content:space-between;padding:18px 26px;border-bottom:1px solid var(--line);background:#ffffffed}.brand{display:flex;align-items:center;gap:11px}.brand strong{display:block;font-size:19px;letter-spacing:2px}.brand span{display:block;font-size:11px;color:var(--muted);margin-top:3px}nav{display:flex;gap:8px}nav button{border:0;background:transparent;font-size:13px;color:#566274}.status{font-size:12px;padding:0 26px;line-height:1.7;min-height:0;color:#9b4940;white-space:pre-wrap}.status:not(:empty){padding-block:8px;background:#fff8ed;border-bottom:1px solid #f3e6d2}.history{overflow:auto;overscroll-behavior:contain;padding:24px 26px;scrollbar-width:thin}.empty{min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:var(--muted);padding:35px 0}.empty-mark{font-size:65px;color:#b1c6df;line-height:1}.empty h2{font-weight:500;font-size:19px;color:#566172;margin:16px 0 0}.empty p{font-size:13px;line-height:1.9;margin:12px 0 26px}.hint{font-size:11px;border:1px solid var(--line);border-radius:18px;padding:8px 14px}.message{display:flex;flex-direction:column;align-items:flex-start;margin:0 0 23px;gap:6px}.message.mine{align-items:flex-end}.meta{font-size:11px;color:var(--muted);max-width:100%;overflow-wrap:anywhere}.bubble{max-width:88%;padding:12px 16px;border-radius:17px 17px 17px 5px;background:white;border:1px solid #e9ecf0;min-width:64px;box-shadow:0 1px 2px #23334704}.mine .bubble{background:#eaf2ff;border-color:#e1ebfa;border-radius:17px 17px 5px 17px}.text-content{border:0;background:transparent;padding:0;text-align:left;white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word;font-size:14px;line-height:1.7;display:block;max-width:100%;user-select:text}.text-content:hover{background:transparent}.message-image{display:block;border:0;padding:0;background:transparent;max-width:100%;margin:2px 0}.message-image img{display:block;max-width:100%;width:auto;max-height:300px;object-fit:contain;border-radius:10px}.image-error{font-size:12px;color:#985c3a;display:block;max-width:260px;line-height:1.7}.message-actions{display:flex;gap:14px;padding:0 3px;align-items:center}.message-actions button,.message-actions a{border:0;padding:1px 0;background:transparent;font-size:11px;color:#798390;text-decoration:none}.message-actions button:hover,.message-actions a:hover{color:var(--blue)}.more-text{display:block;font-size:12px;color:var(--blue);margin:8px 0 0;border:0;background:transparent;padding:0}.older{display:block;margin:0 auto 22px;font-size:12px}.composer{margin:0 22px 14px;padding:12px 15px 8px;background:white;border:1px solid #dfe5ec;border-radius:18px;box-shadow:0 6px 25px #253b5506}.composer textarea{display:block;width:100%;resize:vertical;min-height:64px;max-height:28dvh;border:0;background:transparent;outline:none;color:inherit;line-height:1.65;font-size:14px;padding:3px 1px}.composer textarea:focus-visible{outline:none}.composer:focus-within{border-color:#afc9e9}.composer-bottom{display:flex;align-items:center;justify-content:space-between;margin-top:8px;gap:8px}.attach-actions{display:flex;align-items:center;gap:14px}#attach{border:0;background:#f4f6f8;color:#5e6875;font-size:12px}#send{min-width:80px}#send span{margin-left:10px}.composer-note{font-size:10px;color:#929aa5;text-align:center;margin:9px 0 0}.attachment{display:flex;gap:12px;align-items:center;padding:2px 0 12px;border-bottom:1px solid var(--line);margin-bottom:8px}.attachment img{width:54px;height:54px;object-fit:contain;border-radius:7px;background:#f4f6f8}.attachment>div{flex:1;min-width:0}.attachment strong,.attachment span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px;font-weight:400}.attachment span{font-size:11px;color:var(--muted);margin-top:4px}.attachment button{padding:5px 10px;border:0}.pairing{min-height:100vh;min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:24px;background:#f7f8fa}.pair-card{max-width:380px;width:100%;text-align:center}.pair-card h1{font-size:28px;letter-spacing:5px;font-weight:600;margin:14px 0 8px}.pair-card>p{font-size:13px;line-height:1.8}.pair-card form{text-align:left;margin-top:32px}.pair-card label{display:block;font-size:12px;margin:17px 0 8px;color:#5d6775}.pair-card input{display:block;width:100%;border:1px solid #dce2ea;background:white;padding:13px;border-radius:10px;font-size:14px}.pair-card .primary{width:100%;margin:24px 0 8px;padding:13px}dialog{border:1px solid var(--line);border-radius:20px;padding:24px;max-width:480px;width:calc(100% - 28px);max-height:85dvh;overflow:auto;color:inherit;box-shadow:0 20px 100px #172c4430}dialog::backdrop{background:#162a4140;backdrop-filter:blur(3px)}.dialog-head{display:flex;align-items:center;justify-content:space-between}.dialog-head h2{font-size:19px;margin:0}.dialog-head button{border:0}.settings-actions{display:flex;flex-direction:column;gap:10px;margin-top:26px}.device-row{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;padding:13px 0;border-bottom:1px solid var(--line);overflow-wrap:anywhere}.device-row button{font-size:12px}.viewer-toolbar{display:flex;justify-content:space-between;gap:10px;margin-bottom:16px}#viewer{max-width:1000px}#viewer-image{display:block;max-width:100%;height:auto;margin:auto}
@media(max-width:600px){header{padding:13px 17px}.chat{border:0}.history{padding:20px 15px}.bubble{max-width:94%}.composer{margin:0 10px max(8px,env(safe-area-inset-bottom));padding:10px 12px 7px;border-radius:16px}.composer textarea{font-size:16px}.composer-note{font-size:9px}#input-hint{display:none}.status{padding-inline:17px}.text-content{font-size:14px}.message{margin-bottom:21px}dialog{padding:19px}.pairing{align-items:center}.pair-card{max-width:330px}}