*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
:root{
  --bg:#100e0c; --panel:#191512; --panel2:#221c17;
  --line:#2e2620; --text:#f2ece4; --dim:#9a8f83;
  --gold:#d8a24a; --gold2:#f0c47a; --user:#2b3a2f; --userline:#3c5243;
}
html,body{height:100%;margin:0}
body{
  background:radial-gradient(120% 60% at 50% 0%,#1d1712 0%,var(--bg) 60%);
  color:var(--text);
  font:16px/1.6 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  overflow:hidden;
}
#app{display:flex;flex-direction:column;height:100dvh;max-width:720px;margin:0 auto}
header{display:flex;align-items:center;justify-content:space-between;padding:calc(10px + env(safe-area-inset-top)) 14px 8px}
.brand{display:flex;align-items:center;gap:10px}
.logo{
  width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(145deg,#3a2c1c,#241a12);border:1px solid #4a3826;
  color:var(--gold2);font-weight:700;font-size:18px;box-shadow:0 2px 10px #0006
}
.titles h1{margin:0;font-size:17px;letter-spacing:.5px}
.titles p{margin:0;font-size:11px;color:var(--dim)}
.acts{display:flex;gap:8px}
.acts button{
  width:34px;height:34px;border-radius:10px;border:1px solid var(--line);
  background:var(--panel);color:var(--text);font-size:17px;cursor:pointer
}
.acts button:active{background:var(--panel2)}
.scenes{display:flex;gap:7px;padding:2px 14px 10px;overflow-x:auto;scrollbar-width:none}
.scenes::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;padding:6px 12px;border-radius:999px;border:1px solid var(--line);
  background:transparent;color:var(--dim);font-size:13px;cursor:pointer;white-space:nowrap
}
.chip.on{background:linear-gradient(145deg,#3b2d1d,#2a2015);border-color:#5a4327;color:var(--gold2)}
main{flex:1;overflow-y:auto;padding:6px 14px 4px;-webkit-overflow-scrolling:touch}
.empty{text-align:center;margin-top:18vh;color:var(--dim)}
.empty-logo{
  width:64px;height:64px;margin:0 auto 14px;border-radius:20px;display:grid;place-items:center;
  font-size:28px;color:var(--gold2);background:linear-gradient(145deg,#2c2118,#1a1410);border:1px solid #3d2e1f
}
.empty p{margin:6px 0;font-size:14px}
.dim{color:var(--dim)}
.small{font-size:12px}
.msg{display:flex;margin:9px 0;gap:8px}
.msg.me{justify-content:flex-end}
.bubble{
  max-width:88%;padding:10px 13px;border-radius:16px;white-space:pre-wrap;word-break:break-word;
  background:var(--panel);border:1px solid var(--line);font-size:15px
}
.msg.me .bubble{background:var(--user);border-color:var(--userline)}
.msg.ai .bubble{border-top-left-radius:6px}
.msg.me .bubble{border-top-right-radius:6px}
.bubble b{color:var(--gold2);font-weight:600}
.meta{display:flex;gap:10px;margin-top:6px;font-size:11px;color:var(--dim)}
.meta button{background:none;border:0;color:var(--dim);font-size:11px;padding:0;cursor:pointer}
.meta button:active{color:var(--gold2)}
.typing{color:var(--dim);font-size:13px}
.quick{display:flex;gap:7px;padding:6px 14px;overflow-x:auto;scrollbar-width:none}
.quick::-webkit-scrollbar{display:none}
.quick button{
  flex:0 0 auto;padding:6px 11px;border-radius:9px;font-size:12.5px;cursor:pointer;
  background:var(--panel);border:1px solid var(--line);color:#c9bdb0
}
footer{
  display:flex;gap:8px;align-items:flex-end;padding:8px 14px calc(10px + env(safe-area-inset-bottom));
  background:linear-gradient(180deg,transparent,#0c0a09 30%)
}
#input{
  flex:1;min-height:44px;max-height:34vh;padding:11px 14px;border-radius:14px;resize:none;
  background:var(--panel);border:1px solid var(--line);color:var(--text);font:inherit;font-size:15px;outline:none
}
#input:focus{border-color:#4a3a26}
#send{
  width:44px;height:44px;border-radius:14px;border:0;cursor:pointer;
  background:linear-gradient(145deg,var(--gold),#a97a2c);color:#1b1408;font-size:19px;font-weight:700
}
#send:disabled{opacity:.45}
.modal{position:fixed;inset:0;background:#000a;display:none;align-items:flex-end;z-index:20}
.modal.on{display:flex}
.sheet{
  width:100%;max-width:720px;margin:0 auto;background:#171310;border-radius:18px 18px 0 0;
  border-top:1px solid #33291f;padding:20px 18px calc(18px + env(safe-area-inset-bottom))
}
.sheet h2{margin:0 0 14px;font-size:16px}
.sheet label{display:block;font-size:12px;color:var(--dim);margin-bottom:12px}
.sheet input{
  width:100%;margin-top:5px;padding:10px 12px;border-radius:10px;font:inherit;font-size:14px;
  background:#0e0b09;border:1px solid var(--line);color:var(--text);outline:none
}
.row{display:flex;gap:10px;justify-content:flex-end}
.row button{padding:9px 16px;border-radius:10px;border:0;background:linear-gradient(145deg,var(--gold),#a97a2c);color:#1b1408;font-weight:600;font-size:14px}
.row button.ghost{background:transparent;border:1px solid var(--line);color:var(--dim);font-weight:400}

/* —— 工具按钮：拍照 / 语音 —— */
.tool{
  width:44px;height:44px;flex:0 0 auto;border-radius:14px;cursor:pointer;
  background:var(--panel);border:1px solid var(--line);color:var(--text);font-size:18px;line-height:1
}
.tool:active{background:var(--panel2)}
.tool.rec{background:#3a1f1f;border-color:#7a3535;color:#ff9d9d;animation:pulse 1.1s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 #7a353566}50%{box-shadow:0 0 0 8px #7a353500}}

/* —— 待识别附件条 —— */
.attach{
  display:flex;align-items:center;gap:8px;margin:2px 14px 0;padding:7px 10px;border-radius:10px;
  background:#1e1915;border:1px dashed #4a3a26;font-size:12px;color:var(--dim)
}
.attach[hidden]{display:none}

/* —— 「载入更早的」 —— */
.more{
  display:block;margin:6px auto 10px;padding:7px 14px;border-radius:999px;cursor:pointer;
  background:var(--panel);border:1px solid var(--line);color:var(--dim);font:inherit;font-size:12px
}
.more[hidden]{display:none}
.more:disabled{opacity:.5}
.attach #attach-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#c9bdb0}
.attach button{background:none;border:0;color:var(--dim);font-size:13px;cursor:pointer;padding:0 2px}

/* —— 设置面板分组 —— */
.sheet{max-height:88dvh;overflow-y:auto;-webkit-overflow-scrolling:touch}
.sheet details{border-top:1px solid #241d17;padding:10px 0 2px;margin-bottom:4px}
.sheet details:first-of-type{border-top:0}
.sheet summary{
  font-size:13px;color:var(--gold2);cursor:pointer;padding:4px 0;list-style:none;
  display:flex;align-items:center;gap:6px
}
.sheet summary::-webkit-details-marker{display:none}
.sheet summary::before{content:"▸";font-size:11px;color:var(--dim);transition:transform .15s}
.sheet details[open] summary::before{transform:rotate(90deg)}
.sheet details .dim{margin:2px 0 8px}

/* —— 轻提示 —— */
.toast{
  position:fixed;left:50%;bottom:calc(88px + env(safe-area-inset-bottom));transform:translate(-50%,8px);
  max-width:82vw;padding:9px 14px;border-radius:11px;background:#241d17;border:1px solid #4a3a26;
  color:#e8ddcf;font-size:13px;line-height:1.5;opacity:0;transition:.22s;z-index:30;pointer-events:none;
  box-shadow:0 8px 24px #0007
}
.toast.on{opacity:1;transform:translate(-50%,0)}

/* —— 对象切换条 —— */
.targetbar{display:flex;gap:8px;align-items:center;padding:0 14px 8px}
.target-btn{
  flex:1;display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:12px;cursor:pointer;
  background:linear-gradient(145deg,#241d16,#1b1612);border:1px solid #3d2f21;color:var(--text);
  font-size:13px;text-align:left;min-width:0
}
.target-btn .tlabel{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--dim)}
.target-btn b{color:var(--gold2);font-weight:600}
.target-btn .tdot{width:7px;height:7px;border-radius:50%;background:var(--gold);flex:0 0 auto;box-shadow:0 0 8px #d8a24a88}
.target-btn .caret{color:var(--dim);font-size:11px}
.target-add{
  width:38px;height:38px;flex:0 0 auto;border-radius:12px;cursor:pointer;
  background:var(--panel);border:1px solid var(--line);color:var(--gold2);font-size:17px
}

/* —— 对象面板 —— */
.tlist{display:flex;flex-direction:column;gap:7px;margin-bottom:14px;max-height:38dvh;overflow-y:auto}
.trow{display:flex;gap:8px;align-items:stretch}
.tmain{
  flex:1;text-align:left;padding:10px 12px;border-radius:11px;cursor:pointer;min-width:0;
  background:#1b1613;border:1px solid var(--line);color:var(--text);font-size:14px
}
.tmain.on{border-color:#5a4327;background:linear-gradient(145deg,#2e2318,#221a13)}
.tmain .tsub{display:block;font-size:11px;color:var(--dim);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tedit{border-top:1px solid #241d17;padding-top:12px}
.tedit label{display:block;font-size:12px;color:var(--dim);margin-bottom:10px}
.tedit textarea{
  width:100%;margin-top:5px;padding:10px 12px;border-radius:10px;font:inherit;font-size:14px;resize:vertical;
  background:#0e0b09;border:1px solid var(--line);color:var(--text);outline:none
}
.row button.ghost{background:transparent;border:1px solid var(--line);color:var(--dim);font-weight:400}