:root{--bg:#fff7e6;--card:#ffffff;--ink:#3b2f2a;--soft:#8a7a70;--accent:#ff8a3d;--accent-dark:#e86f1f;--me:#ffe1c4;--line:#f1e3cc}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}body,html{height:100%;margin:0}body{background:var(--bg);color:var(--ink);font-family:-apple-system,PingFang TC,Noto Sans TC,Microsoft JhengHei,sans-serif;font-size:19px;line-height:1.65;overscroll-behavior:none}button{font:inherit;color:inherit;cursor:pointer;border:0}.app{height:100dvh;flex-direction:column;max-width:860px;margin:0 auto}.app,.top{display:flex}.top{align-items:center;gap:12px;padding:calc(10px + env(safe-area-inset-top)) 16px 10px;border-bottom:2px solid var(--line)}.avatar{width:46px;height:46px;border-radius:50%;flex:none;background:var(--accent);color:#fff;font-size:28px;font-weight:700;display:grid;place-items:center;font-family:Georgia,Times New Roman,serif}.title{flex:1 1;min-width:0}.title b{display:block;font-size:20px;line-height:1.2}.title span{font-size:14px;color:var(--soft)}.pill{background:var(--card);border:2px solid var(--line);border-radius:999px;padding:8px 14px;font-size:16px;white-space:nowrap}.pill:active{background:var(--me)}.chat{flex:1 1;overflow-y:auto;padding:18px 16px 8px;-webkit-overflow-scrolling:touch}.row{display:flex;margin-bottom:14px;gap:8px;align-items:flex-end}.row.user{justify-content:flex-end}.bubble{max-width:82%;padding:12px 16px;border-radius:20px;white-space:pre-wrap;word-break:break-word}.assistant .bubble{background:var(--card);border:2px solid var(--line);border-bottom-left-radius:6px}.user .bubble{background:var(--me);border-bottom-right-radius:6px}.mini{width:32px;height:32px;font-size:20px}.dots span{display:inline-block;width:8px;height:8px;margin:0 2px;border-radius:50%;background:var(--soft);animation:b 1s infinite}.dots span:nth-child(2){animation-delay:.15s}.dots span:nth-child(3){animation-delay:.3s}@keyframes b{0%,60%,to{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-4px)}}.err{text-align:center;color:#b3401a;font-size:16px;margin:8px 0}.quick{display:flex;gap:8px;padding:6px 16px;overflow-x:auto}.quick button{flex:none;background:var(--card);border:2px solid var(--line);border-radius:999px;padding:8px 16px;font-size:16px}.quick button:active{background:var(--me)}.composer{display:flex;gap:10px;align-items:flex-end;padding:8px 16px calc(12px + env(safe-area-inset-bottom))}.composer textarea{flex:1 1;resize:none;font:inherit;color:inherit;border:2px solid var(--line);border-radius:22px;padding:11px 16px;background:var(--card);outline:none;max-height:150px}.composer textarea:focus{border-color:var(--accent)}.send{flex:none;width:52px;height:52px;border-radius:50%;background:var(--accent);color:#fff;font-size:24px}.send:disabled{opacity:.4}.send:active:not(:disabled){background:var(--accent-dark)}.overlay{position:fixed;inset:0;background:rgba(59,47,42,.45);display:grid;place-items:center;padding:16px;z-index:10}.sheet{background:var(--card);border-radius:24px;padding:24px;width:100%;max-width:460px;max-height:80dvh;overflow-y:auto}.sheet h2{margin:0 0 12px;font-size:22px}.badges{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));grid-gap:12px;gap:12px}.badge{background:var(--bg);border-radius:16px;padding:14px 8px;text-align:center;font-size:15px;line-height:1.3}.badge i{display:block;font-style:normal;font-size:40px;line-height:1.2}.actions{display:flex;gap:10px;margin-top:18px;justify-content:flex-end}.btn{border-radius:999px;padding:10px 20px;background:var(--bg)}.btn.primary{background:var(--accent);color:#fff}.login{height:100dvh;display:grid;place-items:center;padding:24px}.login form{background:var(--card);border-radius:24px;padding:28px;width:100%;max-width:380px;text-align:center}.login .avatar{width:80px;height:80px;font-size:48px;margin:0 auto 12px}.login input{width:100%;font:inherit;text-align:center;padding:12px;border:2px solid var(--line);border-radius:14px;margin:14px 0;outline:none}.login input:focus{border-color:var(--accent)}.login .btn{width:100%}.cam{flex:none;width:52px;height:52px;border-radius:50%;background:var(--card);border:2px solid var(--line);font-size:24px}.cam:disabled{opacity:.4}.cam:active:not(:disabled){background:var(--me)}.tray{display:flex;gap:10px;padding:8px 16px 0}.thumb{position:relative}.thumb img{width:84px;height:84px;object-fit:cover;border-radius:14px;border:2px solid var(--line);display:block}.thumb button{position:absolute;top:-8px;right:-8px;width:28px;height:28px;border-radius:50%;background:var(--ink);color:#fff;font-size:18px;line-height:1}.photos{display:flex;flex-wrap:wrap;gap:8px}.photos:not(:last-child){margin-bottom:8px}.photos img{max-width:100%;max-height:280px;width:auto;height:auto;border-radius:12px;display:block}.overlay.dark{background:rgba(0,0,0,.85)}.zoomed{max-width:100%;max-height:92dvh;border-radius:8px}