:root{
  --bg:#07080d;--bg2:#0d1017;--card:#12151f;--card2:#171b28;
  --line:#232838;--txt:#e8eaf2;--sub:#8b93ab;
  --acc:#c9a227;--acc2:#f0d264;--danger:#e4574c;--ok:#3ec98a;
  --r:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{background:var(--bg);color:var(--txt);-webkit-font-smoothing:antialiased;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Segoe UI,sans-serif}
a{color:var(--acc2);text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;outline:none}
input,select,textarea{font-family:inherit;outline:none}
.hidden{display:none!important}

/* ===== 落地页 ===== */
#landing{
  position:fixed;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  background:radial-gradient(1200px 700px at 50% 30%,#1a1408 0%,#07080d 62%);
  text-align:center;padding:24px;z-index:50;
}
#landing::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(600px 300px at 50% 40%,rgba(201,162,39,.13),transparent 70%)}
.brand{
  font-size:clamp(64px,17vw,190px);font-weight:900;letter-spacing:.06em;line-height:1;
  background:linear-gradient(180deg,#fff5cf 0%,var(--acc2) 42%,#8e6f13 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-shadow:0 0 60px rgba(201,162,39,.28);position:relative;z-index:1;
  animation:fadeUp .9s cubic-bezier(.2,.7,.3,1) both}
.brand-sub{margin-top:20px;color:var(--sub);font-size:clamp(13px,3.4vw,18px);letter-spacing:.32em;
  position:relative;z-index:1;animation:fadeUp 1.1s .12s cubic-bezier(.2,.7,.3,1) both}
.brand-line{width:min(360px,72vw);height:1px;margin:30px auto;position:relative;z-index:1;
  background:linear-gradient(90deg,transparent,var(--acc),transparent);opacity:.6}
.btn-enter{
  position:relative;z-index:1;margin-top:8px;padding:15px 62px;border-radius:999px;
  font-size:17px;font-weight:700;letter-spacing:.2em;color:#1a1400;
  background:linear-gradient(135deg,var(--acc2),var(--acc));
  box-shadow:0 10px 34px rgba(201,162,39,.34);transition:transform .18s,box-shadow .18s;
  animation:fadeUp 1.3s .24s cubic-bezier(.2,.7,.3,1) both}
.btn-enter:hover{transform:translateY(-3px);box-shadow:0 16px 44px rgba(201,162,39,.48)}
.btn-enter:active{transform:translateY(0)}
@keyframes fadeUp{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}

/* ===== 登录弹窗 ===== */
.mask{position:fixed;inset:0;background:rgba(3,4,8,.82);backdrop-filter:blur(8px);
  display:flex;align-items:center;justify-content:center;z-index:80;padding:20px}
.dialog{width:100%;max-width:400px;background:var(--card);border:1px solid var(--line);
  border-radius:20px;padding:34px 28px;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.dialog h2{font-size:22px;margin-bottom:6px;text-align:center}
.dialog .tip{color:var(--sub);font-size:13px;text-align:center;margin-bottom:24px}
.field{margin-bottom:14px}
.field label{display:block;font-size:12.5px;color:var(--sub);margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;background:var(--bg2);border:1px solid var(--line);
  border-radius:10px;color:var(--txt);font-size:14.5px;transition:border-color .15s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--acc)}
.btn{width:100%;padding:13px;border-radius:10px;font-size:15px;font-weight:700;
  background:linear-gradient(135deg,var(--acc2),var(--acc));color:#1a1400;transition:filter .15s}
.btn:hover{filter:brightness(1.08)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn-ghost{background:var(--card2);color:var(--txt);border:1px solid var(--line)}
.err{color:var(--danger);font-size:13px;margin-top:10px;text-align:center;min-height:18px}

/* ===== 主布局 ===== */
#app{display:flex;flex-direction:column;height:100vh}
.topbar{display:flex;align-items:center;gap:14px;padding:0 18px;height:58px;
  background:var(--bg2);border-bottom:1px solid var(--line);flex-shrink:0}
.logo{font-size:19px;font-weight:900;letter-spacing:.08em;
  background:linear-gradient(135deg,#fff5cf,var(--acc));-webkit-background-clip:text;background-clip:text;color:transparent}
.tabs{display:flex;gap:6px;overflow-x:auto;flex:1;scrollbar-width:thin;scrollbar-color:var(--line) transparent;
  padding:4px 0}
.tabs::-webkit-scrollbar{height:6px}
.tabs::-webkit-scrollbar-track{background:transparent}
.tabs::-webkit-scrollbar-thumb{background:var(--line);border-radius:6px}
.tab{padding:8px 16px;border-radius:999px;font-size:13.5px;white-space:nowrap;flex-shrink:0;
  background:transparent;color:var(--sub);border:1px solid transparent;transition:.15s}
.tab:hover{color:var(--txt)}
.tab.on{background:rgba(201,162,39,.13);color:var(--acc2);border-color:rgba(201,162,39,.35)}
.top-right{display:flex;align-items:center;gap:10px;flex-shrink:0}
.ico-btn{width:34px;height:34px;border-radius:9px;background:var(--card2);color:var(--sub);
  border:1px solid var(--line);font-size:15px;display:grid;place-items:center;flex-shrink:0}
.ico-btn:hover{color:var(--acc2)}

.main{display:flex;flex:1;min-height:0}
.panel{width:340px;flex-shrink:0;background:var(--bg2);border-right:1px solid var(--line);
  overflow-y:auto;padding:18px;scrollbar-width:thin;scrollbar-color:var(--line) transparent}
.stage{flex:1;overflow-y:auto;padding:20px;min-width:0}

.group{margin-bottom:16px}
.group>label{display:block;font-size:12px;color:var(--sub);margin-bottom:8px;letter-spacing:.04em}
select,input[type=text],input[type=number]{
  width:100%;padding:11px 13px;background:var(--card);border:1px solid var(--line);
  border-radius:10px;color:var(--txt);font-size:14px}
textarea{width:100%;padding:11px 13px;background:var(--card);border:1px solid var(--line);
  border-radius:10px;color:var(--txt);font-size:14px;resize:vertical;min-height:112px;line-height:1.62}
select:focus,textarea:focus,input:focus{border-color:var(--acc)}

.chips{display:flex;flex-wrap:wrap;gap:7px}
.chip{padding:7px 13px;border-radius:8px;background:var(--card);border:1px solid var(--line);
  color:var(--sub);font-size:13px;transition:.14s}
.chip:hover{color:var(--txt);border-color:#333c52}
.chip.on{background:rgba(201,162,39,.15);border-color:var(--acc);color:var(--acc2);font-weight:600}

.switch{display:flex;align-items:center;justify-content:space-between;padding:10px 0}
.switch span{font-size:13.5px;color:var(--sub)}
.sw{width:44px;height:24px;border-radius:999px;background:#2a3145;position:relative;transition:.2s;flex-shrink:0;cursor:pointer}
.sw::after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:.2s}
.sw.on{background:var(--acc)}
.sw.on::after{transform:translateX(20px)}

.drop{border:1.5px dashed var(--line);border-radius:12px;padding:22px 12px;text-align:center;
  color:var(--sub);font-size:13px;transition:.15s;cursor:pointer}
.drop:hover,.drop.over{border-color:var(--acc);color:var(--acc2);background:rgba(201,162,39,.05)}
.thumbs{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.thumb{position:relative;width:66px;height:66px;border-radius:9px;overflow:hidden;border:1px solid var(--line)}
.thumb img,.thumb video{width:100%;height:100%;object-fit:cover}
.thumb button{position:absolute;top:2px;right:2px;width:19px;height:19px;border-radius:50%;
  background:rgba(0,0,0,.75);color:#fff;font-size:12px;line-height:1;display:grid;place-items:center}

.go{width:100%;padding:15px;border-radius:12px;font-size:15.5px;font-weight:800;letter-spacing:.06em;
  background:linear-gradient(135deg,var(--acc2),var(--acc));color:#1a1400;
  box-shadow:0 8px 26px rgba(201,162,39,.25);margin-top:8px}
.go:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}

/* ===== 任务卡片 ===== */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px;margin-bottom:16px}
.card-head{display:flex;align-items:center;gap:10px;margin-bottom:12px;flex-wrap:wrap}
.badge{padding:3px 9px;border-radius:6px;font-size:11.5px;font-weight:600}
.b-run{background:rgba(201,162,39,.16);color:var(--acc2)}
.b-ok{background:rgba(62,201,138,.14);color:var(--ok)}
.b-err{background:rgba(228,87,76,.14);color:var(--danger)}
.card-head .m{font-size:13.5px;font-weight:600}
.card-head .t{font-size:11.5px;color:var(--sub);margin-left:auto}
.pmt{font-size:13px;color:var(--sub);line-height:1.6;margin-bottom:12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.bar{height:3px;background:var(--line);border-radius:99px;overflow:hidden;margin-bottom:10px}
.bar>i{display:block;height:100%;background:linear-gradient(90deg,var(--acc),var(--acc2));transition:width .5s}
.logs{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:11.5px;color:#697089;
  background:var(--bg);border-radius:8px;padding:9px 11px;max-height:100px;overflow-y:auto;line-height:1.65}
.grid{display:grid;gap:11px;grid-template-columns:repeat(auto-fill,minmax(210px,1fr))}
.grid.one{grid-template-columns:1fr;max-width:720px}
.asset{position:relative;border-radius:11px;overflow:hidden;background:var(--bg);border:1px solid var(--line)}
.asset img,.asset video{width:100%;display:block}
.asset .acts{position:absolute;right:8px;bottom:8px;display:flex;gap:6px;opacity:0;transition:.16s}
.asset:hover .acts{opacity:1}
.asset .acts a{padding:6px 11px;border-radius:7px;background:rgba(0,0,0,.72);
  color:#fff;font-size:12px;backdrop-filter:blur(4px)}
.empty{text-align:center;color:#4a5168;padding:80px 20px;font-size:14px}

/* toast */
.toast{position:fixed;left:50%;bottom:34px;transform:translateX(-50%);
  background:var(--card2);border:1px solid var(--line);color:var(--txt);
  padding:12px 22px;border-radius:10px;font-size:14px;z-index:200;
  box-shadow:0 12px 34px rgba(0,0,0,.5);animation:fadeUp .25s;white-space:nowrap}

/* ===== 响应式 ===== */
.mob-toggle{display:none}
@media(max-width:860px){
  .main{flex-direction:column}
  .panel{width:100%;max-height:60vh;border-right:none;border-bottom:1px solid var(--line);order:2;padding:14px}
  .stage{order:1;padding:14px}
  .mob-toggle{display:grid}
  .panel.collapsed{display:none}
  .topbar{padding:0 8px;gap:6px;height:auto;flex-direction:column;align-items:stretch;padding-top:8px;padding-bottom:8px}
  .topbar>*{width:100%}
  .logo{font-size:15px;text-align:center;padding:4px 0}
  .tabs{width:100%;justify-content:flex-start;gap:4px;padding:6px 0;order:2}
  .top-right{order:1;justify-content:flex-end;gap:6px;width:auto;position:absolute;right:8px;top:8px}
  .tab{padding:6px 14px;font-size:12.5px}
  .ico-btn{width:30px;height:30px;font-size:13px}
  .grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:9px}
}
@media(max-width:480px){
  .grid{grid-template-columns:1fr 1fr}
  .brand{letter-spacing:.04em}
  .tab{padding:5px 12px;font-size:12px}
}

/* ===== 顶部导航 ===== */
.nav-tabs{display:flex;gap:6px;flex:1}
.nav-tab{padding:8px 18px;border-radius:999px;font-size:13.5px;white-space:nowrap;flex-shrink:0;
  background:transparent;color:var(--sub);border:1px solid transparent;transition:.15s;cursor:pointer}
.nav-tab:hover{color:var(--txt)}
.nav-tab.on{background:rgba(201,162,39,.13);color:var(--acc2);border-color:rgba(201,162,39,.35)}
.page-wrap{flex:1;display:flex;flex-direction:column;min-height:0;overflow:hidden}
.create-topbar{display:flex;align-items:center;background:var(--bg2);border-bottom:1px solid var(--line);padding:0 18px;gap:8px}
.create-topbar .tabs{overflow-x:auto;scrollbar-width:thin;scrollbar-color:var(--line) transparent;padding:8px 0;flex:1}
.create-topbar .tabs::-webkit-scrollbar{height:4px}
.create-topbar .tabs::-webkit-scrollbar-thumb{background:var(--line);border-radius:4px}
/* 对话布局 */
.chat-layout{display:flex;flex:1;min-height:0;overflow:hidden}
.chat-sidebar{width:260px;flex-shrink:0;background:var(--bg2);border-right:1px solid var(--line);padding:16px;overflow-y:auto;display:flex;flex-direction:column;gap:8px;scrollbar-width:thin;scrollbar-color:var(--line) transparent}
.chat-sidebar-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}
.mini-btn{padding:5px 12px;border-radius:7px;font-size:12px;background:rgba(201,162,39,.15);border:1px solid rgba(201,162,39,.3);color:var(--acc2);cursor:pointer;white-space:nowrap}
.mini-btn:hover{background:rgba(201,162,39,.25)}
.reasoning-box{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:10px 12px}
.hist-item{padding:7px 10px;border-radius:8px;font-size:12.5px;color:var(--sub);cursor:pointer;display:flex;align-items:center;gap:6px;border:1px solid transparent;transition:.15s;margin-bottom:3px}
.hist-item:hover{background:var(--card);color:var(--txt)}
.hist-item.on{background:var(--card);color:var(--acc2);border-color:rgba(201,162,39,.3)}
.hist-item .t{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hist-item .del{flex-shrink:0;display:none;color:var(--sub);font-size:13px;padding:2px 4px;border-radius:4px;line-height:1;cursor:pointer}
.hist-item:hover .del{display:block}
.hist-item .del:hover{color:var(--danger)}
/* 对话主区 */
.chat-main{flex:1;display:flex;flex-direction:column;min-width:0;min-height:0}
.chat-messages{flex:1;overflow-y:auto;padding:24px 28px;display:flex;flex-direction:column;gap:22px;scrollbar-width:thin;scrollbar-color:var(--line) transparent}
.chat-welcome{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:200px;text-align:center;color:var(--sub);margin:auto}
.chat-welcome-icon{font-size:56px;margin-bottom:16px}
.chat-welcome-title{font-size:22px;font-weight:700;color:var(--txt);margin-bottom:8px}
.chat-welcome-sub{font-size:14px}
/* 消息气泡 */
.msg{display:flex;gap:12px;max-width:820px;width:100%}
.msg.user{margin-left:auto;flex-direction:row-reverse}
.msg-avatar{width:34px;height:34px;border-radius:50%;flex-shrink:0;display:grid;place-items:center;font-size:16px;margin-top:2px}
.msg.user .msg-avatar{background:linear-gradient(135deg,var(--acc2),var(--acc));color:#1a1400}
.msg.assistant .msg-avatar{background:var(--card2);border:1px solid var(--line)}
.msg-body{flex:1;min-width:0}
.msg.user .msg-body{display:flex;flex-direction:column;align-items:flex-end}
.msg-bubble{padding:13px 16px;border-radius:14px;font-size:14.5px;line-height:1.75;word-break:break-word}
.msg.user .msg-bubble{background:rgba(201,162,39,.15);border:1px solid rgba(201,162,39,.2);border-radius:14px 4px 14px 14px}
.msg.assistant .msg-bubble{background:var(--card);border:1px solid var(--line);border-radius:4px 14px 14px 14px}
.thinking-block{background:rgba(103,80,230,.08);border:1px solid rgba(103,80,230,.2);border-radius:10px;padding:10px 14px;margin-bottom:8px;font-size:12.5px;color:#a89fee;max-height:180px;overflow-y:auto}
.thinking-label{font-size:11px;color:#8b7be8;margin-bottom:6px;font-weight:600;letter-spacing:.05em}
.msg-bubble pre{background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:12px;overflow-x:auto;font-size:12.5px;margin:8px 0;line-height:1.5}
.msg-bubble code:not(pre code){background:var(--bg2);padding:1px 5px;border-radius:4px;font-size:12.5px}
.msg-bubble p{margin:0 0 8px}.msg-bubble p:last-child{margin:0}
.msg-bubble ul,.msg-bubble ol{padding-left:20px;margin:6px 0}.msg-bubble li{margin-bottom:3px}
.msg-bubble h1,.msg-bubble h2,.msg-bubble h3,.msg-bubble h4{margin:12px 0 6px;color:var(--txt)}
.msg-bubble blockquote{border-left:3px solid var(--acc);padding-left:12px;color:var(--sub);margin:8px 0}
.msg-bubble table{border-collapse:collapse;width:100%;margin:8px 0;font-size:13px}
.msg-bubble th,.msg-bubble td{border:1px solid var(--line);padding:6px 10px}
.msg-bubble th{background:var(--card2);color:var(--sub);font-size:12px}
.msg-bubble hr{border:none;border-top:1px solid var(--line);margin:12px 0}
.typing{display:flex;gap:5px;padding:8px 0;align-items:center}
.typing span{width:7px;height:7px;border-radius:50%;background:var(--sub);animation:typing 1.2s infinite}
.typing span:nth-child(2){animation-delay:.2s}.typing span:nth-child(3){animation-delay:.4s}
@keyframes typing{0%,60%,100%{transform:translateY(0)}30%{transform:translateY(-6px)}}
/* 输入区 */
.chat-input-area{border-top:1px solid var(--line);padding:14px 24px 16px;background:var(--bg2)}
.chat-input-box{display:flex;gap:10px;align-items:flex-end;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:10px 14px;transition:border-color .15s}
.chat-input-box:focus-within{border-color:var(--acc)}
.chat-input-box textarea{flex:1;background:transparent;border:none;resize:none;color:var(--txt);font-size:14.5px;line-height:1.6;max-height:200px;outline:none;font-family:inherit}
.chat-send{padding:8px 20px;border-radius:10px;background:linear-gradient(135deg,var(--acc2),var(--acc));color:#1a1400;font-size:14px;font-weight:700;flex-shrink:0;transition:filter .15s;white-space:nowrap}
.chat-send:hover{filter:brightness(1.1)}.chat-send:disabled{opacity:.45;cursor:not-allowed;filter:none}
.stop-gen{margin:0 auto;display:flex;align-items:center;gap:6px;padding:7px 20px;border-radius:999px;background:var(--card);border:1px solid var(--line);color:var(--danger);font-size:13px;cursor:pointer}
.stop-gen:hover{border-color:var(--danger)}
.msg-acts{display:flex;gap:6px;margin-top:6px;opacity:0;transition:.15s}
.msg:hover .msg-acts{opacity:1}
.msg-act{padding:3px 9px;border-radius:6px;background:var(--card2);border:1px solid var(--line);color:var(--sub);font-size:11.5px;cursor:pointer}
.msg-act:hover{color:var(--acc2);border-color:var(--acc)}
/* 手机端 */
@media(max-width:860px){
  .topbar{height:auto;flex-wrap:wrap;padding:8px 10px;gap:6px}
  .logo{font-size:16px}
  .nav-tabs{order:2;width:100%;gap:4px}
  .nav-tab{padding:6px 14px;font-size:12.5px}
  .top-right{order:1;margin-left:auto;gap:6px}
  .chat-layout{flex-direction:column}
  .chat-sidebar{width:100%;max-height:42vh;border-right:none;border-bottom:1px solid var(--line)}
  .chat-messages{padding:14px 16px}
  .chat-input-area{padding:10px 14px}
  .msg{max-width:100%}
  .create-topbar{padding:0 10px}
  .main{flex-direction:column}
  .panel{width:100%;max-height:60vh;border-right:none;border-bottom:1px solid var(--line)}
  .mob-toggle{display:grid}
  .panel.collapsed{display:none}
  .stage{padding:12px}
}
@media(max-width:480px){
  .nav-tab{padding:5px 10px;font-size:12px}
  .chat-messages{padding:10px 12px;gap:14px}
}

/* ============ 附件样式 ============ */
.attach-btn{display:inline-flex;align-items:center;gap:5px;padding:6px 12px;border-radius:8px;background:var(--card);border:1px solid var(--line);color:var(--sub);font-size:12.5px;cursor:pointer;transition:.15s;margin-right:6px;margin-bottom:4px}
.attach-btn:hover{border-color:var(--acc);color:var(--acc2)}
.attach-inline{width:34px;height:34px;border-radius:9px;background:var(--card2);border:1px solid var(--line);color:var(--sub);font-size:17px;display:grid;place-items:center;cursor:pointer;flex-shrink:0;transition:.15s}
.attach-inline:hover{color:var(--acc2);border-color:var(--acc)}
#inputAttachPreviews{background:var(--bg2)}

/* ============ 实时语音页面 ============ */
.rt-layout{display:flex;flex:1;min-height:0;overflow:hidden}
.rt-sidebar{width:260px;flex-shrink:0;background:var(--bg2);border-right:1px solid var(--line);
  padding:18px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--line) transparent}
.rt-main{flex:1;display:flex;flex-direction:column;min-width:0;padding:20px;gap:16px;overflow-y:auto}

/* 状态栏 */
.rt-status-bar{display:flex;align-items:center;gap:10px;padding:10px 16px;
  background:var(--card);border:1px solid var(--line);border-radius:12px;font-size:13.5px}
.rt-status-dot{width:10px;height:10px;border-radius:50%;background:var(--sub);flex-shrink:0;transition:.3s}
.rt-status-dot.connecting{background:#f0a500;animation:blink .8s infinite}
.rt-status-dot.connected{background:var(--ok)}
.rt-status-dot.error{background:var(--danger)}
.rt-status-dot.disconnected{background:var(--sub)}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.3}}

/* 可视化 */
.rt-visualizer-wrap{position:relative;display:flex;align-items:center;justify-content:center;
  background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;
  height:160px;flex-shrink:0}
.rt-visualizer{width:100%;height:100%;display:block}
.rt-avatar{position:absolute;font-size:52px;transition:.3s;filter:drop-shadow(0 0 12px rgba(201,162,39,.4))}
.rt-avatar.speaking{transform:scale(1.12);filter:drop-shadow(0 0 20px rgba(201,162,39,.7));animation:pulse .6s infinite alternate}
.rt-avatar.user-speaking{transform:scale(1.05);filter:drop-shadow(0 0 16px rgba(62,201,138,.6))}
@keyframes pulse{from{transform:scale(1.08)}to{transform:scale(1.18)}}

/* 文字记录 */
.rt-transcript{flex:1;min-height:120px;max-height:340px;overflow-y:auto;
  background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:14px;display:flex;flex-direction:column;gap:10px;
  scrollbar-width:thin;scrollbar-color:var(--line) transparent}
.rt-transcript-empty{color:var(--sub);font-size:13.5px;text-align:center;margin:auto}
.rt-msg{display:flex;flex-direction:column;gap:3px}
.rt-msg.user{align-items:flex-end}
.rt-msg.ai,.rt-msg.error{align-items:flex-start}
.rt-msg-label{font-size:11px;color:var(--sub);padding:0 4px}
.rt-msg-text{padding:10px 14px;border-radius:12px;font-size:14px;line-height:1.6;max-width:85%}
.rt-msg.user .rt-msg-text{background:rgba(201,162,39,.15);border:1px solid rgba(201,162,39,.2)}
.rt-msg.ai .rt-msg-text{background:var(--card2);border:1px solid var(--line)}
.rt-msg.error .rt-msg-text{background:rgba(228,87,76,.1);border:1px solid rgba(228,87,76,.2);color:var(--danger)}
.rt-msg.ai.live .rt-msg-text::after{content:'▋';animation:blink .7s infinite}

/* 控制按钮 */
.rt-controls{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;flex-shrink:0}
.rt-btn-start,.rt-btn-stop,.rt-btn-mute,.rt-btn-text{
  padding:14px 28px;border-radius:999px;font-size:15px;font-weight:700;
  display:flex;align-items:center;gap:8px;cursor:pointer;border:none;transition:.18s}
.rt-btn-start{background:linear-gradient(135deg,var(--acc2),var(--acc));color:#1a1400;
  box-shadow:0 8px 24px rgba(201,162,39,.3)}
.rt-btn-start:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(201,162,39,.45)}
.rt-btn-stop{background:rgba(228,87,76,.15);border:1px solid var(--danger);color:var(--danger)}
.rt-btn-stop:hover{background:rgba(228,87,76,.25)}
.rt-btn-mute{background:var(--card2);border:1px solid var(--line);color:var(--sub)}
.rt-btn-mute:hover{border-color:var(--acc);color:var(--acc2)}
.rt-btn-text{background:var(--card2);border:1px solid var(--line);color:var(--sub)}
.rt-btn-text:hover{border-color:var(--acc);color:var(--acc2)}

/* 文字输入框 */
.rt-text-input{display:flex;gap:8px;padding:12px;background:var(--card);
  border:1px solid var(--line);border-radius:12px}
.rt-text-input input{flex:1;background:transparent;border:none;color:var(--txt);font-size:14px;outline:none}
.rt-text-input button{padding:8px 18px;border-radius:8px;background:linear-gradient(135deg,var(--acc2),var(--acc));
  color:#1a1400;font-size:13px;font-weight:700;border:none;cursor:pointer}

/* 手机端 */
@media(max-width:860px){
  .rt-layout{flex-direction:column}
  .rt-sidebar{width:100%;max-height:42vh;border-right:none;border-bottom:1px solid var(--line)}
  .rt-visualizer-wrap{height:120px}
  .rt-controls{gap:8px}
  .rt-btn-start,.rt-btn-stop,.rt-btn-mute,.rt-btn-text{padding:11px 18px;font-size:13px}
}

/* ============ 手机端完整样式 ============ */
.chat-mobile-bar{display:none}
.mob-drawer{background:var(--card2);border-bottom:1px solid var(--line);
  padding:10px 14px;display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.mob-drawer.mob-history{flex-direction:column;align-items:stretch}
.mob-model-sel{flex:1;padding:8px 10px;background:var(--card);border:1px solid var(--line);
  border-radius:8px;color:var(--txt);font-size:13px}
.mob-icon-btn{width:36px;height:36px;border-radius:9px;background:var(--card);
  border:1px solid var(--line);color:var(--sub);font-size:16px;
  display:grid;place-items:center;cursor:pointer;flex-shrink:0;transition:.15s}
.mob-icon-btn:hover{border-color:var(--acc);color:var(--acc2)}

@media(max-width:860px){
  /* 顶部导航 */
  .topbar{height:auto;flex-wrap:wrap;padding:8px 10px 0;gap:6px}
  .logo{font-size:16px}
  .nav-tabs{order:2;width:100%;gap:4px;padding-bottom:8px;overflow-x:auto;scrollbar-width:none}
  .nav-tabs::-webkit-scrollbar{display:none}
  .nav-tab{padding:6px 14px;font-size:12.5px;flex-shrink:0}
  .top-right{order:1;margin-left:auto;gap:6px}
  .ico-btn{width:32px;height:32px;font-size:14px}

  /* AI 对话 */
  .chat-sidebar{display:none!important}
  .chat-mobile-bar{display:flex!important;align-items:center;gap:8px;
    padding:8px 12px;background:var(--bg2);border-bottom:1px solid var(--line);flex-shrink:0}
  .chat-main{flex:1;min-height:0;display:flex;flex-direction:column;overflow:hidden}
  .chat-messages{flex:1;overflow-y:auto;padding:14px;min-height:0}
  .chat-input-area{padding:10px 12px;flex-shrink:0}

  /* 创作台 */
  .main{flex-direction:column}
  .panel{width:100%;max-height:60vh;border-right:none;border-bottom:1px solid var(--line)}
  .stage{padding:12px}
  .mob-toggle{display:grid}
  .panel.collapsed{display:none}
  .create-topbar{padding:0 10px}

  /* 实时语音 */
  .rt-layout{flex-direction:column}
  .rt-sidebar{width:100%;max-height:45vh;overflow-y:auto;border-right:none;
    border-bottom:1px solid var(--line);padding:12px 14px;gap:10px}
  .rt-sidebar .chips{flex-wrap:wrap;gap:6px}
  .rt-main{flex:1;min-height:0;display:flex;flex-direction:column;overflow:hidden;padding:10px}
  .rt-visualizer-wrap{height:110px;flex-shrink:0}
  .rt-transcript{flex:1;min-height:60px;max-height:none!important}
  .rt-controls{flex-shrink:0;justify-content:center;padding:8px 0;gap:8px}
  .rt-btn-start,.rt-btn-stop,.rt-btn-mute,.rt-btn-text{padding:11px 18px;font-size:13px}
}

@media(max-width:480px){
  .nav-tab{padding:5px 10px;font-size:12px}
  .chat-messages{padding:10px}
}