:root{--ink:#20382d;--muted:#748277;--green:#2f654e;--line:#e2e8e2;--bg:#f6f8f4}*{box-sizing:border-box}body{margin:0;background:#e9eeea;color:var(--ink);font:16px/1.55 system-ui,-apple-system,'PingFang SC',sans-serif}button,input,textarea{font:inherit}button{cursor:pointer;border:0}button:disabled{cursor:wait;opacity:.5}button:focus-visible,a:focus-visible{outline:3px solid #7eae8b;outline-offset:3px}button[hidden],[hidden]{display:none!important}.app{height:100dvh;max-width:760px;margin:auto;background:var(--bg);display:flex;flex-direction:column}header{display:flex;align-items:center;justify-content:space-between;padding:16px 22px 12px;flex-shrink:0}.brand{display:flex;gap:12px;align-items:center}.mark{display:grid;place-items:center;width:42px;height:42px;border-radius:15px;background:var(--ink);color:#e9f2e2;font-size:22px}.brand strong{display:block;font-size:19px}.brand small{display:block;font-size:12px;color:var(--muted)}.icon{background:#e8eee7;padding:9px 13px;border-radius:12px;font-size:14px;color:var(--ink)}nav{display:flex;gap:5px;margin:0 20px 10px;padding:4px;background:#e8eee7;border-radius:13px}nav button{flex:1;padding:9px 4px;background:transparent;border-radius:10px;color:#69786c;font-size:14px}nav .active{background:#fff;color:var(--ink);box-shadow:0 2px 6px #20382d09}.view{display:none;min-height:0;flex:1}.view.current{display:flex;flex-direction:column}.character{display:flex;justify-content:center;gap:6px;align-items:center;background:linear-gradient(110deg,#e7eee5,#f2f4e9);border-radius:24px;margin:0 16px 8px;padding:0 14px;height:176px;flex-shrink:0;overflow:hidden}.character img{height:190px;width:154px;object-fit:contain;align-self:flex-end}.eyebrow{font-size:11px;letter-spacing:2px;color:#6d826b}h1{font-size:24px;line-height:1.45;margin:8px 0}p{margin:8px 0}.character p{font-size:12px;color:#798673}.character>div{padding-bottom:8px}.notice{margin:4px 20px 6px;padding:9px 12px;background:#f0e7cd;border-radius:10px;color:#796130;font-size:13px}.conversation-top{display:flex;justify-content:space-between;align-items:center;padding:8px 23px;color:#82907f;font-size:12px}.conversation-top button{background:none;color:#7a8879;font-size:12px}.messages{overflow:auto;flex:1;padding:4px 20px 16px;min-height:75px;scroll-behavior:smooth}.empty{display:grid;place-content:center;height:100%;text-align:center;color:#788a76;padding:16px}.empty span{font-size:16px}.empty p{font-size:12px;max-width:280px}.message{max-width:88%;padding:12px 15px;margin:12px 0;border-radius:17px 17px 17px 4px;background:white;box-shadow:0 2px 6px #20382d04;white-space:pre-wrap;overflow-wrap:anywhere}.message.user{margin-left:auto;background:#dce9d9;border-radius:17px 17px 4px 17px}.message small{display:block;font-size:11px;color:#81917c;margin-bottom:5px}.message p{margin:0;font-size:15px}.message img,.message video{width:100%;max-height:240px;object-fit:contain;border-radius:10px;display:block;margin-bottom:8px}.thinking{font-size:13px;color:#718269;padding:10px}.error{color:#983c35;background:#fff0eb;padding:9px 16px;font-size:13px;max-height:95px;overflow:auto}#composer{padding:12px 18px max(12px,env(safe-area-inset-bottom));background:white;border-top:1px solid var(--line);flex-shrink:0}.entry{display:flex;gap:10px;align-items:flex-end}.entry textarea{flex:1;resize:none;background:#f1f4ee;border:1px solid #e3e9de;border-radius:14px;min-height:46px;max-height:120px;padding:12px;width:0;font-size:16px}.send{height:46px;background:var(--green);color:white;padding:0 16px;border-radius:14px;font-size:14px}.compose-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:10px;gap:6px}.compose-bottom button{font-size:12px;background:#f0f4ec;color:#587151;padding:6px 10px;border-radius:8px}.compose-bottom small{font-size:10px;color:#93a08d}.attachment-preview{display:flex;gap:10px;align-items:center;padding:8px 20px;background:#eaf0e5;font-size:13px}.attachment-preview button{margin-left:auto;background:none;color:#596e50}#companionFrame{width:100%;height:100%;border:0}.settings{overflow:auto;padding:12px 18px 36px}.section-title{padding:12px 4px 18px}.section-title h1{font-size:25px}.section-title p{font-size:13px;color:#7e8b75}.card{background:white;border:1px solid #e4e9df;border-radius:20px;padding:20px;margin-bottom:16px}h2{font-size:18px;margin:0 0 18px}label{display:block;font-size:14px;margin:16px 0;color:#50624a}label input:not([type=checkbox]),label textarea{display:block;width:100%;border:1px solid #dfe7d8;border-radius:10px;background:#f7f9f5;margin-top:7px;padding:11px;font-size:16px;color:#293c26}label textarea{resize:vertical}.help{font-size:12px;color:#839078;line-height:1.7;display:block}.secondary{padding:10px 16px;border:1px solid #d6e1cd;border-radius:10px;background:white;color:#536e45;margin-top:12px}.primary{background:var(--green);color:white;border-radius:12px;padding:13px;width:100%}.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}.check{display:flex;align-items:center;justify-content:space-between;gap:12px}.check input{width:21px;height:21px;accent-color:var(--green)}#settingsMessage{font-size:14px;color:#47643a}dialog{border:1px solid #e0e7da;border-radius:22px;width:min(90%,400px);padding:26px;color:var(--ink)}dialog::backdrop{background:#13281666}.dialog-actions{display:flex;justify-content:space-between;align-items:center;margin-top:25px}.dialog-actions a{color:#6f7d65;font-size:14px}.dialog-actions button{background:var(--green);color:white;padding:10px 20px;border-radius:11px}@media(max-height:700px){.character{height:125px}.character img{height:142px;width:120px}.character h1{font-size:20px}.character p,.eyebrow{display:none}header{padding-top:9px;padding-bottom:7px}}@media(min-width:700px){.character{height:215px}.character img{height:235px;width:190px}.character h1{font-size:29px}.character p{font-size:14px}}

.login-screen{min-height:100dvh;padding:25px 20px;background:linear-gradient(135deg,#e5eee4,#f8f8f0);display:grid;place-items:center}.login-card{background:#ffffffed;width:min(100%,420px);padding:24px 28px;border:1px solid #e0e8dc;border-radius:28px;box-shadow:0 12px 60px #2445230a}.login-card>img{display:block;width:120px;height:148px;object-fit:contain;margin:auto}.login-card>.eyebrow{display:block;text-align:center}.login-card h1{text-align:center}.login-card>p{font-size:13px;color:#7d8a73;text-align:center}#loginError{color:#a24c3e;font-size:13px}.login-card #registerToggle{width:100%}.users-card{margin-top:22px}select{display:block;width:100%;border:1px solid #dfe7d8;border-radius:10px;padding:10px;background:#f7f9f5;margin-top:7px}.user-row{padding:13px 0;border-bottom:1px solid #e7ebdf;display:flex;align-items:center;gap:8px;flex-wrap:wrap}.user-row span{flex:1;overflow-wrap:anywhere;min-width:120px;font-size:14px}.user-row button{font-size:12px;padding:7px;border-radius:7px;background:#edf1e8;color:#5c7250}dialog{max-height:90dvh;overflow:auto}#accountDialog .dialog-actions button{font-size:14px}#accountDialog #logout{background:#e8eee1;color:#627653}

/* WeChat-style conversation and independent viewport character */
:root{--ink:#222;--green:#07a95a;--bg:#ededed}body{background:#ededed}.app{max-width:900px}header{background:#f5f5f5;padding:10px 16px;border-bottom:1px solid #ddd}.mark{background:#dfe7df;border-radius:6px;color:#46634a}.brand small{color:#777}nav{margin:0;padding:2px 12px;background:#f5f5f5;border-radius:0;border-bottom:1px solid #ddd}nav button{padding:8px;font-size:13px}nav .active{box-shadow:none;background:transparent;color:#07934e}#chat{background:#ededed}.conversation-top{padding:6px 16px}.messages{padding:8px 56px 30px}.message{position:relative;width:fit-content;max-width:95%;border-radius:5px;margin:18px 0;padding:10px 12px;box-shadow:none;background:#fff;color:#222}.message.user{background:#95ec69;border-radius:5px}.message small{display:none}.message:before{content:'双';position:absolute;left:-43px;top:0;display:grid;place-items:center;width:34px;height:36px;background:#d6ded5;border-radius:5px;font-size:14px;color:#36503e}.message.user:before{content:'我';left:auto;right:-43px;background:#dadfe6;color:#525f70}.message:after{content:'';position:absolute;top:14px;left:-5px;width:10px;height:10px;background:inherit;transform:rotate(45deg)}.message.user:after{left:auto;right:-5px}#composer{background:#f7f7f7;padding:10px 12px max(10px,env(safe-area-inset-bottom));border-color:#ddd}.entry textarea{background:white;border:0;border-radius:5px}.send{border-radius:5px;background:#07ad59}.compose-bottom button{background:#eee;border-radius:5px;color:#555}.compose-bottom small{color:#777}#stage{position:fixed;inset:0;z-index:30;pointer-events:none;overflow:hidden}#actor{position:absolute;width:150px;height:185.3px;touch-action:none;pointer-events:auto;cursor:grab;background:none;clip-path:inset(12% 10% 2%);user-select:none}#actor:active{cursor:grabbing}#actor canvas{display:block;width:100%;height:100%;pointer-events:none}#bubble{display:none}#motionDialog .actions{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}#motionDialog button:not(.primary){padding:10px 8px;border-radius:6px;background:#edf1ed;margin:3px}#motionDialog input[type=range]{width:100%}#motionDialog label{margin:12px 0}#status{font-size:12px;color:#777}@media(max-width:360px){.compose-bottom{flex-wrap:wrap}.messages{padding-left:48px;padding-right:48px}#actor{width:130px;height:160.6px}}

header{background:#f7f8f5}.brand .mark{display:none}.brand strong{font-size:20px}#composer{position:relative;z-index:35;background:#fafbf9}.media-actions{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;width:100%}.compose-bottom{flex-wrap:wrap}.compose-bottom .media-actions button{min-height:44px;border-radius:13px;background:#eef3ec;color:#526b56;font-size:14px}.entry textarea{border:1px solid #e1e8df;border-radius:14px;background:white}.send{border-radius:13px;background:#3b7756}.messages{padding-top:10px}.message{margin-top:30px}.message:before{display:none}.message small{display:block;position:absolute;top:-20px;left:0;font-size:11px;white-space:nowrap;max-width:100%;overflow:hidden;text-overflow:ellipsis;color:#7b8974}.message.user small{left:auto;right:0}.message img.message-avatar{position:absolute;left:-43px;top:0;width:36px;height:36px;object-fit:cover;border-radius:9px;margin:0}.message.user img.message-avatar{left:auto;right:-43px}#bubble{display:block;position:absolute;max-width:175px;max-height:130px;overflow:auto;padding:10px 12px;background:#fff;border-radius:15px;box-shadow:0 3px 16px #00000012;color:#34413a;font-size:13px;line-height:1.5;pointer-events:auto;overflow-wrap:anywhere}#profilePreview{object-fit:cover;border-radius:16px}#motionDialog .actions{grid-template-columns:repeat(5,1fr);gap:5px}#motionDialog{width:min(95%,440px);padding:18px}#motionDialog .actions button{font-size:12px;min-height:44px;padding:5px;margin:0;background:#eef3ec;border-radius:11px}#actor{width:140px;height:173px}#connection{font-size:11px}#setupNotice{font-size:12px}

#motionDialog{position:fixed;top:auto;bottom:0;margin:0 auto;border-radius:22px 22px 0 0;padding-bottom:max(18px,env(safe-area-inset-bottom));}#motionDialog::backdrop{background:#20352528}