:root{color-scheme:dark;--bg:#0c1822;--panel:#142733;--edge:#2c4756;--ink:#edf5f9;--muted:#a4bac7;--cyan:#67d7e9}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 80% 0,#16384a 0,transparent 55%),var(--bg);color:var(--ink);font-family:Inter,Microsoft YaHei,system-ui,sans-serif;font-size:15px;line-height:1.7}button,input,textarea{font:inherit}button,a,input,textarea,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{opacity:.5;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}button{border:1px solid var(--edge);border-radius:10px;padding:9px 14px;background:#1c3443;color:var(--ink);min-height:44px}a{color:var(--cyan)}.shell{max-width:900px;margin:auto;padding:0 28px}.masthead{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:26px 0 22px;border-bottom:1px solid var(--edge)}.brand{display:flex;gap:15px;align-items:center}.brand img{width:44px;height:64px;object-fit:contain}.eyebrow{font-size:12px;color:var(--muted);letter-spacing:1px}h1{font-size:25px;line-height:1.3;margin:5px 0 0;font-weight:650;letter-spacing:.5px}.connection{display:flex;gap:7px;align-items:center;white-space:nowrap;color:#a4daca;font-size:12px}.connection i{width:6px;height:6px;border-radius:50%;background:#70dcb6;box-shadow:0 0 8px #70dcb655}.connection.offline{color:#efbb81}.intro{padding:21px 0 20px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px}.motto{margin:0;color:var(--muted);font-size:14px}details{font-size:12px;color:var(--muted)}summary{cursor:pointer;min-height:30px;padding:3px 0}details[open]{flex-basis:100%}details p{max-width:680px;margin:8px 0}.composer{background:linear-gradient(145deg,#173440,#142733 70%);border:1px solid #396170;border-radius:18px;padding:20px;box-shadow:0 15px 45px #0002}.composer-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.segmented{display:flex;padding:3px;border:1px solid var(--edge);border-radius:11px;background:#0b202b}.segmented button{border:0;background:transparent;font-size:13px;padding:7px 14px;min-height:38px}.segmented button.selected{background:#285568;color:#d8f9fe;box-shadow:inset 0 0 0 1px #4f8c9d}.date-label{font-size:11px;color:var(--muted);display:flex;align-items:center;gap:9px}input[type=date]{width:136px;border:1px solid var(--edge);border-radius:8px;padding:8px;color:var(--ink);background:#10212d;font-size:12px;min-height:40px}.composer textarea{width:100%;min-height:156px;resize:vertical;border:0;background:transparent;color:var(--ink);line-height:1.85;padding:22px 0 12px;font-size:16px}.composer textarea:focus{outline:none}.composer textarea::placeholder{color:#94b0bf}.composer-bottom{border-top:1px solid var(--edge);padding-top:14px;display:flex;justify-content:space-between;align-items:center;gap:12px}.composer-bottom span{font-size:11px;color:var(--muted);line-height:1.75}.composer-bottom small{font-size:11px;color:#83a4b6}.primary{background:var(--cyan);color:#082430;border-color:var(--cyan);font-weight:650;padding:11px 18px;white-space:nowrap}.history-heading{display:flex;justify-content:space-between;align-items:center;margin:26px 0 15px}.history-heading h2{font-size:15px;letter-spacing:.2px;margin:0}.history-heading h2 span{font-size:12px;color:var(--muted);font-weight:400;margin-left:8px}.quiet{background:transparent;border:0;font-size:12px;color:var(--cyan)}.search{width:100%;border:1px solid var(--edge);border-radius:10px;background:#122531;padding:11px 14px;color:var(--ink);margin-bottom:15px}.entry{border:1px solid var(--edge);border-radius:15px;background:#122531;margin-bottom:18px;overflow:hidden}.entry>header{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;padding:13px 17px;background:#10212c;border-bottom:1px solid #243e4d;font-size:11px;color:var(--muted)}.sync{color:#9cbcca}.sync.done{color:#82d3b6}.user-message,.assistant-message{padding:17px 19px}.user-message{background:#17313f}.speaker{font-size:11px;color:#91b3c6;letter-spacing:.5px}.user-message p,.assistant-message p{white-space:pre-wrap;overflow-wrap:anywhere;margin:8px 0 0;line-height:1.85;font-size:14px}.assistant-message .speaker{color:var(--cyan)}.assistant-message .reply{font-size:12px;color:var(--muted);margin-top:15px}.target{font-size:11px;color:#90c8d4;border:1px solid #2d5360;display:inline-block;padding:3px 8px;border-radius:6px;margin-top:12px}.entry footer{display:flex;gap:9px;flex-wrap:wrap;padding:0 17px 16px}.entry footer button{font-size:12px;padding:6px 11px;min-height:38px;background:#183240}.alert{display:flex;gap:12px;justify-content:space-between;background:#49382a;border:1px solid #806644;padding:12px 15px;border-radius:12px;margin-top:15px;color:#ffdfb6;font-size:13px}.alert button{background:transparent;border:0;padding:0;min-height:24px}.conflict{color:#f1c497!important}.empty{text-align:center;padding:38px 20px 55px;color:var(--muted)}.empty-icon{font-size:33px;color:#6099af}.empty h3{font-size:15px;font-weight:500;color:#c1d6e1;margin:10px 0}.empty p{font-size:12px}.empty a{display:block;margin-top:15px}.page-footer{font-size:11px;color:#6f93a5;padding:22px 0 28px;border-top:1px solid #203b49;display:flex;justify-content:space-between}.page-footer a{color:#7fa9bc}.modal-backdrop{position:fixed;inset:0;background:#0009;backdrop-filter:blur(5px);display:flex;align-items:center;justify-content:center;padding:18px;z-index:10}.modal{width:min(100%,660px);background:#142c3a;border:1px solid #436172;border-radius:16px;padding:18px;max-height:90dvh;overflow:auto}.modal header,.modal footer{display:flex;align-items:center;justify-content:space-between;gap:12px}.modal h2{font-size:19px;margin:0}.modal textarea{display:block;width:100%;height:40dvh;margin:16px 0;background:#0d202b;border:1px solid var(--edge);border-radius:10px;padding:12px;color:var(--ink);font-size:16px}.modal p{color:var(--muted);font-size:12px}.modal footer{justify-content:flex-end}@media(max-width:540px){.shell{padding:0 17px}.masthead{padding:19px 0 16px}.brand{gap:11px}.brand img{width:34px;height:50px}.eyebrow{font-size:10px}h1{font-size:21px}.connection{font-size:10px}.intro{padding:17px 0 12px}.motto{font-size:12px}.composer{padding:15px;border-radius:14px}.composer-top{align-items:start}.date-label{flex-direction:column;gap:3px;align-items:flex-end;font-size:10px}input[type=date]{width:125px;font-size:11px;min-height:34px;padding:5px}.segmented button{padding:7px 11px;font-size:12px}.composer 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label{font-size:13px;display:block;margin-bottom:8px}.login-panel input{width:100%;background:#0d202b;border:1px solid var(--edge);padding:12px;border-radius:10px;color:var(--ink);font-size:16px}.login-panel form .primary{margin-top:18px;width:100%;min-height:48px}.login-note,.login-footer{font-size:11px;color:var(--muted);text-align:center}.login-panel>.quiet{display:block;margin:14px auto 0}.login-footer{margin-top:24px}.page-footer{align-items:center}.page-footer button{font-size:11px;padding:3px 10px}.empty button{display:block;margin:14px auto 0}@media(max-width:540px){.login-panel{padding:24px}.login-panel h1{font-size:23px}}