*{margin:0;padding:0;box-sizing:border-box;}
:root{
  --o:#ff7a18;--p:#ff4fb6;--b:#5a96ff;
  --bg:#020408;--card:rgba(255,255,255,.04);--border:rgba(255,255,255,.07);
  --text:#eeeef5;--muted:rgba(238,238,245,.4);
  --grad:linear-gradient(135deg,var(--o),var(--p));
  --ease:cubic-bezier(.4,0,.2,1);
}
body{font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--bg);color:var(--text);height:100vh;display:flex;overflow:hidden;}

/* particles canvas */
#pc{position:fixed;inset:0;z-index:-2;pointer-events:none;opacity:.18;}

/* orbs */
.orbs{position:fixed;inset:0;pointer-events:none;z-index:-1;opacity:.42;}
.orb{position:absolute;border-radius:50%;filter:blur(100px);will-change:transform;
  animation:drift 14s ease-in-out infinite alternate;}
.orb1{width:520px;height:520px;background:radial-gradient(circle,rgba(255,122,24,.16),transparent 70%);
  top:-120px;left:-100px;}
.orb2{width:400px;height:400px;background:radial-gradient(circle,rgba(255,79,182,.12),transparent 70%);
  bottom:-100px;right:-80px;animation-duration:10s;animation-delay:-5s;}
.orb3{width:300px;height:300px;background:radial-gradient(circle,rgba(90,150,255,.1),transparent 70%);
  top:45%;left:38%;animation-duration:18s;animation-delay:-8s;}
@keyframes drift{0%{transform:translate(0,0) scale(1);}100%{transform:translate(50px,35px) scale(1.12);}}

/* progress bar */
#prog{position:fixed;top:0;left:0;height:2px;width:0;z-index:100;
  background:var(--grad);transition:width .3s var(--ease);
  box-shadow:0 0 10px var(--o),0 0 20px var(--p);}

/* layout */
.sidebar{width:220px;min-width:220px;background:rgba(2,4,8,.85);
  backdrop-filter:blur(28px);border-right:1px solid var(--border);
  display:flex;flex-direction:column;gap:5px;padding:16px 12px;z-index:10;}
.main{flex:1;display:flex;flex-direction:column;z-index:10;overflow:hidden;}
/* brand */
.brand{display:flex;align-items:center;gap:10px;padding:10px 10px 16px;
  border-bottom:1px solid var(--border);margin-bottom:4px;}
.brand-logo{width:38px;height:38px;border-radius:10px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:800;color:#fff;
  box-shadow:0 0 24px rgba(255,122,24,.5),0 0 48px rgba(255,79,182,.2);}
.brand-name{font-size:14px;font-weight:700;letter-spacing:.3px;}
.brand-sub{font-size:11px;color:var(--muted);}

.section-label{font-size:10px;color:var(--muted);letter-spacing:1.2px;
  text-transform:uppercase;padding:8px 8px 4px;}
.nav-btn{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;
  border:1px solid transparent;cursor:pointer;transition:all .2s var(--ease);
  background:none;color:var(--text);width:100%;text-align:left;}
.nav-btn:hover{background:rgba(255,255,255,.055);border-color:var(--border);}
.nav-btn.active{background:linear-gradient(135deg,rgba(255,122,24,.14),rgba(255,79,182,.09));
  border-color:rgba(255,122,24,.28);}
.nav-btn.active .nav-icon{color:var(--o);}
.nav-icon{font-size:16px;width:20px;text-align:center;}
.nav-text strong{display:block;font-size:13px;font-weight:600;}
.nav-text span{font-size:11px;color:var(--muted);}

.new-btn{margin-top:4px;padding:10px;border-radius:10px;border:none;
  background:var(--grad);color:#fff;font-size:13px;font-weight:600;cursor:pointer;
  position:relative;overflow:hidden;transition:transform .2s var(--ease),box-shadow .2s;}
.new-btn::after{content:"";position:absolute;top:-50%;left:-60%;width:35%;height:200%;
  background:rgba(255,255,255,.18);transform:skewX(-20deg);animation:shimmer 3s infinite;}
.new-btn:hover{transform:translateY(-2px);
  box-shadow:0 6px 28px rgba(255,122,24,.55),0 2px 12px rgba(255,79,182,.35);}
@keyframes shimmer{0%{left:-60%;}100%{left:160%;}}

.history-item{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:8px;
  cursor:pointer;transition:all .15s;font-size:12px;color:var(--muted);}
.history-item:hover{background:rgba(255,255,255,.05);color:var(--text);}
.hi-dot{width:5px;height:5px;border-radius:50%;background:var(--o);flex-shrink:0;opacity:.7;}
.history-item span{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}

/* topbar */
.topbar{display:flex;align-items:center;justify-content:space-between;
  padding:13px 24px;border-bottom:1px solid var(--border);
  background:rgba(2,4,8,.65);backdrop-filter:blur(20px);}
.page-title strong{font-size:16px;font-weight:700;letter-spacing:.2px;}
.page-title span{font-size:12px;color:var(--muted);margin-left:8px;}
.top-actions{display:flex;align-items:center;gap:8px;}
.chip{padding:5px 13px;border-radius:20px;border:1px solid var(--border);
  background:var(--card);color:var(--text);font-size:12px;cursor:pointer;transition:all .2s var(--ease);}
.chip:hover{border-color:rgba(255,122,24,.4);background:rgba(255,122,24,.08);}
.balance-chip{background:linear-gradient(135deg,rgba(255,122,24,.1),rgba(255,79,182,.07));
  border-color:rgba(255,122,24,.28);color:#ffaa50;}
.login-btn{padding:6px 16px;border-radius:20px;border:none;
  background:var(--grad);color:#fff;font-size:12px;font-weight:600;cursor:pointer;
  transition:transform .2s,box-shadow .2s;}
.login-btn:hover{transform:translateY(-1px);box-shadow:0 4px 20px rgba(255,122,24,.4);}

/* canvas area */
.canvas{flex:1;overflow-y:auto;padding:24px;display:flex;flex-direction:column;gap:18px;}
.canvas::-webkit-scrollbar{width:3px;}
.canvas::-webkit-scrollbar-thumb{background:rgba(255,122,24,.25);border-radius:2px;}

/* messages */
.msg-user{align-self:flex-end;max-width:68%;}
.msg-user .bubble{background:linear-gradient(135deg,rgba(255,122,24,.18),rgba(255,79,182,.12));
  border:1px solid rgba(255,122,24,.22);padding:11px 15px;
  border-radius:16px 4px 16px 16px;font-size:14px;line-height:1.65;}
.msg-ai{align-self:flex-start;max-width:92%;}
.msg-ai .bubble{background:rgba(255,255,255,.035);border:1px solid var(--border);
  padding:13px 16px;border-radius:4px 16px 16px 16px;font-size:14px;line-height:1.65;}
.msg-ai .label{font-size:11px;color:var(--muted);margin-bottom:8px;
  display:flex;align-items:center;gap:6px;}
.label-dot{width:7px;height:7px;border-radius:50%;background:var(--o);
  box-shadow:0 0 8px var(--o);animation:pulse 2s infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.35;transform:scale(.85);}}

/* image grid */
.img-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:12px;}
.perspective-wrap{perspective:600px;}
.img-card{aspect-ratio:2/3;border-radius:10px;overflow:hidden;position:relative;cursor:pointer;
  border:1px solid rgba(255,255,255,.06);transition:border-color .25s,box-shadow .25s;
  transform-style:preserve-3d;will-change:transform;}
.img-card::before{content:"";position:absolute;inset:0;z-index:2;border-radius:10px;
  background:linear-gradient(105deg,rgba(255,255,255,.0) 40%,rgba(255,255,255,.12) 50%,rgba(255,255,255,.0) 60%);
  background-size:200% 100%;transition:background-position .0s;opacity:0;}
.img-card:hover{border-color:rgba(255,122,24,.45);
  box-shadow:0 12px 40px rgba(0,0,0,.6),0 0 20px rgba(255,122,24,.18);}
.img-card:hover::before{opacity:1;animation:shine .5s ease forwards;}
@keyframes shine{0%{background-position:200% 0;}100%{background-position:-200% 0;}}

/* skeleton */
.img-card.skeleton .ph{animation:skeletonPulse 1.4s ease-in-out infinite;}
@keyframes skeletonPulse{0%,100%{opacity:.35;}50%{opacity:.65;}}

.ph{width:100%;height:100%;display:block;}
.badge{position:absolute;top:6px;right:6px;background:rgba(0,0,0,.55);
  backdrop-filter:blur(8px);border-radius:6px;padding:3px 8px;
  font-size:11px;color:rgba(255,255,255,.85);z-index:3;}
.dl-btn{position:absolute;bottom:8px;right:8px;z-index:3;
  background:var(--grad);border:none;border-radius:8px;padding:6px 10px;
  color:#fff;font-size:11px;cursor:pointer;opacity:0;
  transform:translateY(4px);transition:opacity .2s,transform .2s;}
.img-card:hover .dl-btn{opacity:1;transform:translateY(0);}

.batch-bar{display:flex;justify-content:space-between;align-items:center;margin-top:10px;}
.batch-info{font-size:12px;color:var(--muted);}
.batch-dl{padding:7px 16px;border-radius:10px;border:1px solid rgba(255,122,24,.3);
  background:rgba(255,122,24,.07);color:var(--o);font-size:12px;cursor:pointer;
  transition:all .2s var(--ease);display:flex;align-items:center;gap:6px;}
.batch-dl:hover{background:rgba(255,122,24,.16);transform:translateY(-1px);}

/* generating */
.gen-msg{display:none;}
.gen-msg.show{display:flex;}
.gen-bubble{background:rgba(255,255,255,.035);border:1px solid var(--border);
  padding:13px 16px;border-radius:4px 16px 16px 16px;
  display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);}
.gen-dots span{display:inline-block;width:6px;height:6px;border-radius:50%;
  background:var(--o);margin:0 2px;animation:bounce .9s ease-in-out infinite;}
.gen-dots span:nth-child(2){animation-delay:.15s;}
.gen-dots span:nth-child(3){animation-delay:.3s;}
@keyframes bounce{0%,100%{transform:translateY(0);opacity:.4;}50%{transform:translateY(-5px);opacity:1;}}

/* composer */
.composer{padding:13px 20px 15px;background:rgba(2,4,8,.75);
  backdrop-filter:blur(24px);border-top:1px solid var(--border);}
.mode-bar{display:flex;gap:6px;margin-bottom:10px;flex-wrap:wrap;}
.mode-tag{padding:5px 14px;border-radius:20px;border:1px solid var(--border);
  background:var(--card);color:var(--muted);font-size:12px;cursor:pointer;
  transition:all .2s var(--ease);white-space:nowrap;}
.mode-tag.active{background:linear-gradient(135deg,rgba(255,122,24,.18),rgba(255,79,182,.11));
  border-color:rgba(255,122,24,.4);color:#fff;}
.mode-tag:hover:not(.active){border-color:rgba(255,122,24,.25);color:var(--text);}

.input-row{display:flex;gap:10px;align-items:flex-end;}
.input-box{flex:1;background:rgba(255,255,255,.055);border:1px solid var(--border);
  border-radius:14px;padding:11px 16px;color:var(--text);font-size:14px;resize:none;
  min-height:46px;max-height:120px;transition:all .2s var(--ease);font-family:inherit;line-height:1.5;}
.input-box:focus{outline:none;border-color:rgba(255,122,24,.45);
  background:rgba(255,255,255,.075);box-shadow:0 0 0 3px rgba(255,122,24,.1);}
.input-box::placeholder{color:var(--muted);}
.send-btn{padding:11px 22px;border-radius:14px;border:none;
  background:var(--grad);color:#fff;font-size:14px;font-weight:600;cursor:pointer;
  white-space:nowrap;position:relative;overflow:hidden;
  transition:transform .2s var(--ease),box-shadow .2s;min-width:78px;will-change:transform;}
.send-btn:hover{transform:translateY(-2px);
  box-shadow:0 8px 30px rgba(255,122,24,.55),0 2px 12px rgba(255,79,182,.3);}
.send-btn::after{content:"";position:absolute;top:-50%;left:-60%;width:35%;height:200%;
  background:rgba(255,255,255,.14);transform:skewX(-20deg);animation:shimmer 2.5s infinite;}
.attach-btn{padding:11px;border-radius:12px;border:1px solid var(--border);
  background:var(--card);color:var(--muted);cursor:pointer;font-size:16px;
  transition:all .2s var(--ease);}
.attach-btn:hover{border-color:rgba(255,122,24,.35);color:var(--o);}

.hint-row{display:flex;gap:7px;margin-top:9px;flex-wrap:wrap;}
.hint{padding:4px 11px;border-radius:20px;border:1px solid var(--border);
  background:var(--card);color:var(--muted);font-size:11px;cursor:pointer;
  transition:all .15s var(--ease);}
.hint:hover{border-color:rgba(255,122,24,.32);color:var(--text);}
.img-card .placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(255,122,24,.06),rgba(255,79,182,.04));font-size:28px;opacity:.4;}
.size-ctrl{display:flex;gap:6px;margin-top:9px;flex-wrap:wrap;}
.sz{padding:4px 12px;border-radius:20px;border:1px solid var(--border);
  background:var(--card);color:var(--muted);font-size:11px;cursor:pointer;transition:all .15s var(--ease);}
.sz.active{background:linear-gradient(135deg,rgba(255,122,24,.2),rgba(255,79,182,.12));
  border-color:rgba(255,122,24,.4);color:#fff;}
.sz:hover:not(.active){border-color:rgba(255,122,24,.25);color:var(--text);}

/* video */
.video-card{border-radius:14px;overflow:hidden;border:1px solid var(--border);cursor:pointer;transition:all .25s;display:flex;flex-direction:column;}
.video-card:hover{border-color:rgba(255,122,24,.35);box-shadow:0 8px 32px rgba(0,0,0,.5);}
.video-thumb{flex:1;min-height:168px;aspect-ratio:16/9;background:linear-gradient(135deg,rgba(255,122,24,.1),rgba(90,150,255,.06));display:flex;align-items:center;justify-content:center;font-size:40px;position:relative;}
.play-btn{position:absolute;width:52px;height:52px;border-radius:50%;background:rgba(255,255,255,.15);backdrop-filter:blur(8px);border:1.5px solid rgba(255,255,255,.3);display:flex;align-items:center;justify-content:center;font-size:20px;transition:all .2s;}
.video-card:hover .play-btn{background:var(--grad);border-color:transparent;transform:scale(1.1);}
.video-meta{padding:10px 14px;display:flex;align-items:center;justify-content:space-between;}
.video-meta span{font-size:12px;color:var(--muted);}
.video-dl{padding:5px 14px;border-radius:20px;border:1px solid rgba(255,122,24,.3);background:rgba(255,122,24,.08);color:var(--o);font-size:11px;cursor:pointer;}
.video-dl:hover{background:rgba(255,122,24,.18);}
.vg-row{display:flex;align-items:center;gap:12px;padding:16px;border-radius:14px;border:1px solid rgba(255,122,24,.15);background:rgba(255,122,24,.04);}
.vg-ring{width:36px;height:36px;border-radius:50%;border:2.5px solid rgba(255,122,24,.2);border-top-color:var(--o);animation:spin 1s linear infinite;flex-shrink:0;}
@keyframes spin{to{transform:rotate(360deg);}}
/* chat */
.ch-row{display:flex;gap:10px;align-items:flex-start;}
.ch-row.user{flex-direction:row-reverse;}
.ch-av{width:28px;height:28px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;}
.ai-av{background:var(--grad);color:#fff;}.user-av{background:rgba(255,255,255,.1);}
.ch-bbl{max-width:80%;padding:10px 14px;border-radius:14px;font-size:14px;line-height:1.65;}
.ch-row.ai .ch-bbl{background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:4px 14px 14px 14px;}
.ch-row.user .ch-bbl{background:linear-gradient(135deg,rgba(255,122,24,.16),rgba(255,79,182,.1));border:1px solid rgba(255,122,24,.2);border-radius:14px 4px 14px 14px;}
.typing{display:flex;gap:4px;align-items:center;padding:10px 14px;background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:4px 14px 14px 14px;width:fit-content;}
.typing s{width:7px;height:7px;border-radius:50%;background:var(--o);display:block;animation:blink .9s ease-in-out infinite;}
.typing s:nth-child(2){animation-delay:.15s;}.typing s:nth-child(3){animation-delay:.3s;}
@keyframes blink{0%,100%{opacity:.2;transform:scale(.7);}50%{opacity:1;transform:scale(1);}}
/* section switch */
.ws{display:none;flex:1;flex-direction:column;overflow:hidden;min-height:0;}
.ws.on{display:flex;}

/* ── 动态控件 ── */
/* 按钮涟漪 */
.ripple-btn{position:relative;overflow:hidden;}
.ripple-btn::after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.25);
  transform:scale(0);animation:none;pointer-events:none;width:200%;height:200%;
  top:-50%;left:-50%;}
.ripple-btn.rippling::after{animation:ripple .5s ease-out;}
@keyframes ripple{0%{transform:scale(0);opacity:1;}100%{transform:scale(1);opacity:0;}}

/* 模式标签滑动 */
.mode-bar{position:relative;}
.mode-slider{position:absolute;bottom:0;height:2px;background:var(--grad);
  border-radius:2px;transition:left .25s var(--ease),width .25s var(--ease);}

/* select 动态 */
select{appearance:none;-webkit-appearance:none;transition:border-color .2s,box-shadow .2s;}
select:hover{border-color:rgba(255,122,24,.4) !important;}
select:focus{border-color:rgba(255,122,24,.6) !important;box-shadow:0 0 0 3px rgba(255,122,24,.1);}

/* 输入框聚焦光晕 */
.input-box{transition:border-color .2s,box-shadow .2s,background .2s;}
.input-box:focus{border-color:rgba(255,122,24,.5) !important;
  box-shadow:0 0 0 3px rgba(255,122,24,.08),0 0 20px rgba(255,122,24,.06) !important;
  background:rgba(255,255,255,.08) !important;}

/* 附件按钮转圈 */
.attach-btn{transition:all .25s;}
.attach-btn:hover{border-color:rgba(255,122,24,.4);color:var(--o);transform:rotate(15deg) scale(1.1);}

/* 下载按钮 */
.batch-dl,.video-dl{transition:all .2s;}
.batch-dl:hover,.video-dl:hover{transform:translateY(-2px);box-shadow:0 4px 16px rgba(255,122,24,.3);}

/* nav按钮 slide-in */
.nav-btn{transition:all .2s var(--ease);transform:translateX(0);}
.nav-btn:hover{transform:translateX(3px);}
.nav-btn.active{transform:translateX(3px);}

/* chip hover glow */
.chip{transition:all .2s;}
.chip:hover{box-shadow:0 0 12px rgba(255,122,24,.2);}

/* toast 弹窗 */
.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%) translateY(20px);
  background:rgba(20,22,28,.95);backdrop-filter:blur(20px);
  border:1px solid rgba(255,122,24,.3);border-radius:12px;
  padding:10px 20px;font-size:13px;color:var(--text);
  opacity:0;transition:all .3s var(--ease);pointer-events:none;z-index:200;
  box-shadow:0 8px 32px rgba(0,0,0,.4);}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0);}

/* ── 壁纸 ── */
.wallpaper{position:fixed;inset:0;z-index:0;
  background-image:url('https://images.unsplash.com/photo-1557804506-669a67965ba0?w=1920&q=80');
  background-size:cover;background-position:center;
  filter:blur(0px) brightness(.35) saturate(1.1);
  transition:all .6s ease;}
.wallpaper-tint{position:fixed;inset:0;z-index:0;
  background:
    linear-gradient(180deg,rgba(3,5,10,.65) 0%,rgba(3,5,10,.3) 50%,rgba(3,5,10,.8) 100%),
    radial-gradient(ellipse at 70% 10%,rgba(255,122,24,.08) 0%,transparent 50%);
  backdrop-filter:blur(0px);}
/* 壁纸切换按钮 */
.wp-btn{position:fixed;bottom:80px;right:16px;z-index:50;
  width:36px;height:36px;border-radius:10px;border:1px solid var(--border);
  background:rgba(3,5,10,.7);backdrop-filter:blur(12px);
  color:var(--muted);font-size:16px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:all .2s;}
.wp-btn:hover{border-color:rgba(255,122,24,.4);color:var(--o);transform:scale(1.08);}
.wp-panel{position:fixed;bottom:124px;right:16px;z-index:50;
  background:rgba(8,10,16,.92);backdrop-filter:blur(20px);
  border:1px solid var(--border);border-radius:14px;padding:12px;
  display:none;flex-direction:column;gap:6px;width:180px;}
.wp-panel.open{display:flex;}
.wp-option{padding:7px 12px;border-radius:8px;border:1px solid transparent;
  font-size:12px;color:var(--muted);cursor:pointer;transition:all .15s;}
.wp-option:hover{background:rgba(255,255,255,.06);color:var(--text);}
.wp-option.active{background:rgba(255,122,24,.1);border-color:rgba(255,122,24,.3);color:var(--o);}

/* Mainland integration: keep existing app ids/data hooks while adopting v3 visual language. */
html{height:100%;}
body{height:100vh;}
button,input,select,textarea{font:inherit;}
button{border:0;}
.wallpaper,.light-wallpaper,.light-wallpaper-image,.wallpaper-tint{display:block;}
.light-wallpaper-image{
  position:fixed;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  z-index:1;
  pointer-events:none;
  opacity:.48;
  filter:saturate(1.02) contrast(1.01) brightness(.92);
}
.light-wallpaper-image[hidden]{display:none!important;}
.wallpaper,.light-wallpaper{
  position:fixed;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  z-index:1;
  pointer-events:none;
  display:block!important;
}
.wallpaper{
  opacity:.12;
  filter:saturate(1.06) contrast(1.02) brightness(.38);
}
.light-wallpaper{
  opacity:1;
  filter:saturate(1.02) contrast(1.02) brightness(1);
  mix-blend-mode:normal;
}
.light-wallpaper.wallpaper-video-loading{opacity:0!important;}
.light-wallpaper.wallpaper-image-mode{opacity:0!important;}
.wallpaper-tint{
  position:fixed;
  inset:0;
  z-index:2;
  pointer-events:none;
  background:
    linear-gradient(180deg,rgba(2,4,8,.28) 0%,rgba(2,4,8,.12) 42%,rgba(2,4,8,.35) 100%),
    radial-gradient(circle at 72% 14%,rgba(255,122,24,.03),transparent 28%),
    radial-gradient(circle at 18% 82%,rgba(255,79,182,.03),transparent 32%);
}
.app-shell{position:relative;z-index:10;display:flex;width:100%;height:100vh;overflow:hidden;}
.brand-card{display:flex;align-items:center;gap:10px;padding:10px 10px 16px;border-bottom:1px solid var(--border);margin-bottom:4px;}
.brand-card .brand-logo{width:38px;height:38px;border-radius:10px;background:var(--grad);padding:7px;object-fit:contain;box-shadow:0 0 24px rgba(255,122,24,.5),0 0 48px rgba(255,79,182,.2);}
.brand-card strong{display:block;font-size:14px;font-weight:700;letter-spacing:.3px;}
.brand-card span{font-size:11px;color:var(--muted);}
.workspace-btn{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;border:1px solid transparent;cursor:pointer;transition:all .2s var(--ease);background:none;color:var(--text);width:100%;text-align:left;}
.workspace-btn:hover{background:rgba(255,255,255,.055);border-color:var(--border);}
.workspace-btn.active{background:linear-gradient(135deg,rgba(255,122,24,.14),rgba(255,79,182,.09));border-color:rgba(255,122,24,.28);}
.workspace-btn .nav-icon{font-size:16px;width:20px;text-align:center;}
.workspace-btn .nav-text strong{display:block;font-size:13px;font-weight:600;}
.workspace-btn .nav-text span{font-size:11px;color:var(--muted);}
.workspace-intro{font-size:12px;line-height:1.55;color:var(--muted);padding:0 8px 4px;}
.new-chat{margin-top:4px;padding:10px;border-radius:10px;border:none;background:var(--grad);color:#fff;font-size:13px;font-weight:600;cursor:pointer;position:relative;overflow:hidden;transition:transform .2s var(--ease),box-shadow .2s;}
.new-chat:hover{transform:translateY(-1px);box-shadow:0 8px 28px rgba(255,122,24,.28);}
.chat-list{min-height:0;overflow:auto;display:flex;flex-direction:column;gap:3px;padding-right:2px;}
.chat-list::-webkit-scrollbar{width:3px}.chat-list::-webkit-scrollbar-thumb{background:rgba(255,122,24,.25);border-radius:2px;}
.chat-item{display:flex;align-items:flex-start;gap:8px;padding:10px 12px;border-radius:10px;cursor:pointer;transition:all .15s;font-size:12px;color:var(--muted);border:1px solid transparent;}
.chat-item::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--o);flex:0 0 auto;opacity:.7;}
.chat-item:hover,.chat-item.active{background:rgba(255,255,255,.05);color:var(--text);border-color:rgba(255,122,24,.16);}
.chat-item .chat-main{min-width:0;flex:1;display:flex;flex-direction:column;gap:4px;}
.chat-item strong,.chat-item span{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;display:block;}
.chat-item .chat-title-row{display:flex;align-items:center;gap:10px;min-width:0;}
.chat-item .chat-title{flex:1;min-width:0;font-size:13px;font-weight:700;color:var(--text);}
.chat-item .chat-meta{font-size:10px;color:var(--muted);opacity:.9;padding-right:4px;}
.chat-actions{margin-left:auto;display:flex;align-items:center;gap:6px;opacity:.78;}
.chat-item:hover .chat-actions,.chat-item.active .chat-actions{opacity:1;}
.icon-action{border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.04);color:var(--muted);border-radius:7px;width:22px;height:22px;display:grid;place-items:center;cursor:pointer;flex:0 0 22px;transition:all .18s ease;}
.icon-action svg{width:12px;height:12px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}
.icon-action:hover{color:var(--text);border-color:rgba(255,122,24,.32);background:rgba(255,122,24,.08);}
.icon-action.danger:hover{color:#ff9b95;border-color:rgba(255,110,110,.28);background:rgba(255,110,110,.08);}
.account-card{margin-top:auto;display:flex;align-items:center;gap:9px;padding:10px;border:1px solid var(--border);border-radius:12px;background:var(--card);}
.account-avatar{width:30px;height:30px;border-radius:9px;object-fit:contain;background:rgba(255,255,255,.08);padding:4px;}
.account-card strong{font-size:12px;}.account-card span{font-size:11px;color:var(--muted);}
.usage-btn{
  padding:10px 12px;
  border-radius:12px;
  background:linear-gradient(135deg,rgba(255,122,24,.12),rgba(255,79,182,.08)),var(--card);
  border:1px solid rgba(255,122,24,.24);
  color:var(--text);
  font-size:13px;
  font-weight:700;
  text-align:left;
  box-shadow:0 10px 24px rgba(0,0,0,.18);
}
.usage-btn:hover{
  border-color:rgba(255,122,24,.42);
  background:linear-gradient(135deg,rgba(255,122,24,.18),rgba(255,79,182,.12)),var(--card);
  transform:translateY(-1px);
}
.top-title{display:flex;align-items:baseline;gap:8px;min-width:0;}.top-title strong{font-size:16px;font-weight:700;}.top-title span{font-size:12px;color:var(--muted);}
.top-actions button,.login-pill{padding:5px 13px;border-radius:20px;border:1px solid var(--border);background:var(--card);color:var(--text);font-size:12px;cursor:pointer;transition:all .2s var(--ease);}
.top-actions button:hover{border-color:rgba(255,122,24,.4);background:rgba(255,122,24,.08);}
.login-pill{border:none;background:var(--grad);color:#fff;font-weight:600;}
#balanceBtn{background:linear-gradient(135deg,rgba(255,122,24,.1),rgba(255,79,182,.07));border-color:rgba(255,122,24,.28);color:#ffaa50;}
.empty-state{margin:auto;display:grid;place-items:center;gap:8px;color:var(--muted);text-align:center;border:1px dashed rgba(255,255,255,.09);border-radius:18px;padding:28px;background:rgba(255,255,255,.025);}
.empty-icon{width:42px;height:42px;border-radius:14px;background:var(--grad);display:grid;place-items:center;color:#fff;font-weight:800;box-shadow:0 0 26px rgba(255,122,24,.28);}
.messages{display:flex;flex-direction:column;gap:18px;}
.msg{display:flex;flex-direction:column;max-width:92%;}
.msg.user{align-self:flex-end;max-width:68%;}.msg.assistant{align-self:flex-start;}
.msg.user{background:linear-gradient(135deg,rgba(255,122,24,.18),rgba(255,79,182,.12));border:1px solid rgba(255,122,24,.22);padding:11px 15px;border-radius:16px 4px 16px 16px;font-size:14px;line-height:1.65;}
.msg.assistant{background:rgba(255,255,255,.035);border:1px solid var(--border);padding:13px 16px;border-radius:4px 16px 16px 16px;font-size:14px;line-height:1.65;}
.msg.assistant .message-actions,.msg.assistant .tool-list{margin-top:10px;display:flex;gap:8px;flex-wrap:wrap;}
.message-actions button,.tool-list button,.batch-actions button,[data-download],.document-copy{padding:6px 12px;border-radius:20px;border:1px solid rgba(255,122,24,.3);background:rgba(255,122,24,.08);color:#ffad60;font-size:12px;cursor:pointer;}
.message-actions button:hover,.batch-actions button:hover,[data-download]:hover{background:rgba(255,122,24,.16);transform:translateY(-1px);}
.result-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:8px;margin-top:12px;perspective:600px;}
.image-card{aspect-ratio:2/3;border-radius:10px;overflow:hidden;position:relative;cursor:pointer;border:1px solid rgba(255,255,255,.06);transition:border-color .25s,box-shadow .25s,transform .25s;transform-style:preserve-3d;background:rgba(255,255,255,.04);}
.image-card:hover{border-color:rgba(255,122,24,.45);box-shadow:0 12px 40px rgba(0,0,0,.6),0 0 20px rgba(255,122,24,.18);}
.media-open-button{all:unset;display:block;width:100%;height:100%;cursor:pointer;position:relative;}
.media-open-button img,.media-open-button video{width:100%;height:100%;object-fit:cover;display:block;}
.video-card{aspect-ratio:auto;}
.loading-card,.generating-card{border:1px solid var(--border);background:rgba(255,255,255,.035);border-radius:14px;padding:14px;color:var(--muted);}
.composer{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:end;}
.ref-button,.attach-btn{width:auto;min-width:72px;padding:11px 13px;border-radius:14px;border:1px solid var(--border);background:var(--card);color:var(--text);cursor:pointer;transition:all .25s;}
.ref-button:hover,.attach-btn:hover{border-color:rgba(255,122,24,.4);color:var(--o);transform:translateY(-1px);}
.ref-button strong{display:block;font-size:12px;color:#ffaa50;}
.compose-body{min-width:0;display:flex;flex-direction:column;gap:9px;}
#promptInput{width:100%;background:rgba(255,255,255,.055);border:1px solid var(--border);border-radius:14px;padding:11px 16px;color:var(--text);font-size:14px;resize:none;min-height:46px;max-height:120px;transition:all .2s var(--ease);font-family:inherit;line-height:1.5;}
#promptInput:focus{outline:none;border-color:rgba(255,122,24,.5);box-shadow:0 0 0 3px rgba(255,122,24,.08),0 0 20px rgba(255,122,24,.06);background:rgba(255,255,255,.08);}
#promptInput::placeholder{color:var(--muted);}
.control-row{display:flex;gap:6px;flex-wrap:wrap;align-items:center;}
.control-row select,.video-spec-panel select,.video-spec-panel input{appearance:none;-webkit-appearance:none;padding:6px 28px 6px 11px;border-radius:20px;border:1px solid var(--border);background:var(--card);color:var(--muted);font-size:12px;transition:border-color .2s,box-shadow .2s;}
.control-row select:hover,.control-row select:focus,.video-spec-panel select:hover,.video-spec-panel select:focus{border-color:rgba(255,122,24,.45);color:var(--text);outline:none;}
.video-spec-panel{grid-column:1/-1;border:1px solid var(--border);border-radius:14px;background:rgba(255,255,255,.035);padding:12px;margin-top:2px;}
.video-spec-head,.video-spec-grid{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}.video-spec-head{justify-content:space-between;margin-bottom:8px;color:var(--muted);font-size:12px;}.video-spec-grid label{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:11px;}.video-spec-wide{min-width:160px;}
.thumb-row{display:flex;gap:6px;flex-wrap:wrap;}.thumb-wrap{position:relative;display:inline-flex;align-items:flex-start;}.thumb{position:relative;width:46px;height:46px;border-radius:10px;overflow:hidden;border:1px solid var(--border);}.thumb img{width:100%;height:100%;object-fit:cover}.thumb-remove{position:absolute;right:-5px;top:-5px;width:18px;height:18px;border-radius:50%;background:rgba(0,0,0,.72);color:#fff;cursor:pointer;z-index:2;border:1px solid rgba(255,255,255,.18);box-shadow:0 4px 14px rgba(0,0,0,.35);}
.send-actions{display:flex;gap:8px;}.stop-btn{padding:11px 16px;border-radius:14px;border:1px solid var(--border);background:var(--card);color:var(--text);cursor:pointer;}
.send-btn:disabled,.stop-btn:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none;}
dialog{border:0;background:transparent;padding:0;color:var(--text);}dialog::backdrop{background:rgba(0,0,0,.62);backdrop-filter:blur(8px);}.modal,.preview-modal,.app-modal{background:rgba(12,14,22,.95);border:1px solid var(--border);border-radius:18px;padding:20px;box-shadow:0 24px 80px rgba(0,0,0,.5);}.modal{min-width:min(420px,calc(100vw - 28px));display:flex;flex-direction:column;gap:12px;}.modal input,.app-dialog-input{background:rgba(255,255,255,.06);border:1px solid var(--border);border-radius:12px;padding:11px 12px;color:var(--text);}.modal button,.app-dialog-actions button{padding:8px 14px;border-radius:12px;border:1px solid var(--border);background:var(--card);color:var(--text);}.modal button.primary,.app-dialog-actions .primary{border:0;background:var(--grad);color:#fff;}.auth-tabs{display:flex;gap:8px}.auth-tabs button.active{border-color:rgba(255,122,24,.38);color:#ffaa50;background:rgba(255,122,24,.08)}.auth-register-field{display:none}.auth-register-mode .auth-register-field{display:block}.auth-code-row{display:none;grid-template-columns:1fr auto;gap:8px}.auth-register-mode .auth-code-row{display:grid}.auth-hint,#loginError{font-size:12px;color:var(--muted)}#loginError{color:#ff8c8c;min-height:1em}.preview-modal{width:min(92vw,960px);}.preview-modal img,.preview-modal video{max-width:100%;max-height:75vh;display:block;margin:auto;border-radius:14px}.preview-loading{text-align:center;color:var(--muted);padding:20px}#downloadPreview{display:inline-flex;margin-top:12px;text-decoration:none;padding:8px 14px;border-radius:12px;background:var(--grad);color:#fff;}
#prog{position:fixed;left:0;top:0;height:2px;width:0;background:var(--grad);z-index:250;box-shadow:0 0 18px rgba(255,122,24,.8);transition:width .25s var(--ease);}
.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%) translateY(20px);background:rgba(20,22,28,.95);backdrop-filter:blur(20px);border:1px solid rgba(255,122,24,.3);border-radius:12px;padding:10px 20px;font-size:13px;color:var(--text);opacity:0;transition:all .3s var(--ease);pointer-events:none;z-index:200;box-shadow:0 8px 32px rgba(0,0,0,.4);}.toast.show{opacity:1;transform:translateX(-50%) translateY(0);}
.ripple-btn{position:relative;overflow:hidden}.ripple-btn::after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.25);transform:scale(0);animation:none;pointer-events:none;width:200%;height:200%;top:-50%;left:-50%;}.ripple-btn.rippling::after{animation:ripple .5s ease-out;}@keyframes ripple{0%{transform:scale(0);opacity:1;}100%{transform:scale(1);opacity:0;}}
.mode-slider{position:absolute;bottom:0;height:2px;background:var(--grad);border-radius:2px;transition:left .25s var(--ease),width .25s var(--ease);}
@media (max-width: 860px){.app-shell{flex-direction:column}.sidebar{width:100%;min-width:0;max-height:230px}.main{min-height:0}.topbar{padding:12px 14px}.canvas{padding:14px}.composer{grid-template-columns:1fr}.ref-button,.send-actions{width:100%}.send-actions button{flex:1}.msg.user{max-width:92%}.result-grid{grid-template-columns:repeat(auto-fit,minmax(120px,1fr));}}
@media (prefers-reduced-motion: reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important;}#pc,.orbs{display:none!important;}}

/* V3 preview sync: tighten the real app toward the supplied preview without changing hooks. */
:root{
  --orange:#ff7a18;
  --pink:#ff4fb6;
  --bg:#020408;
  --card:rgba(255,255,255,.045);
  --card-2:rgba(255,255,255,.07);
  --border:rgba(255,255,255,.10);
  --text:#f7f7fb;
  --muted:#8d93a5;
  --grad:linear-gradient(135deg,var(--orange),var(--pink));
  --ease:cubic-bezier(.2,.8,.2,1);
}
body{
  background:
    radial-gradient(circle at 72% 12%,rgba(255,122,24,.12),transparent 30%),
    radial-gradient(circle at 20% 82%,rgba(255,79,182,.10),transparent 34%),
    #020408;
}
.sidebar{
  width:238px;
  min-width:238px;
  background:rgba(5,7,12,.50);
  border-right:1px solid var(--border);
  backdrop-filter:blur(22px);
}
.brand-card{
  min-height:58px;
  border-bottom-color:rgba(255,122,24,.16);
}
.brand-card .brand-logo{
  box-shadow:0 0 22px rgba(255,122,24,.46),0 0 52px rgba(255,79,182,.22);
}
.workspace-btn{
  min-height:42px;
  border-radius:10px;
}
.workspace-btn:hover{transform:translateX(3px);}
.workspace-btn.active{
  transform:translateX(3px);
  box-shadow:inset 0 0 0 1px rgba(255,122,24,.08),0 10px 24px rgba(0,0,0,.22);
}
.chat-item.history-item{
  min-height:46px;
  padding:10px 12px;
}
.chat-item.history-item .chat-title-row{
  display:flex;
  align-items:center;
  min-width:0;
  gap:10px;
  flex:1;
}
.chat-item.history-item .chat-main{
  min-width:0;
  flex:1;
}
.topbar{
  min-height:60px;
  background:rgba(10,12,18,.42);
  border-bottom:1px solid var(--border);
  box-shadow:0 10px 34px rgba(0,0,0,.24);
}
.balance-chip,#balanceBtn{
  background:linear-gradient(135deg,rgba(255,122,24,.12),rgba(255,79,182,.08));
  border-color:rgba(255,122,24,.34);
  color:#ffb56a;
}
.canvas{
  background:linear-gradient(180deg,rgba(255,255,255,.018),transparent 42%);
}
.messages{
  max-width:1080px;
  margin:0 auto;
  width:100%;
}
.msg.user,.msg.assistant{
  box-shadow:0 12px 34px rgba(0,0,0,.20);
}
.msg.chat-row{
  display:flex;
  gap:10px;
  flex-direction:row;
  max-width:min(820px,92%);
}
.msg.chat-row.user{
  flex-direction:row-reverse;
  align-self:flex-end;
}
.msg.chat-row.assistant{
  align-self:flex-start;
}
.msg.chat-row .ch-av{
  width:28px;
  height:28px;
  border-radius:50%;
  flex:0 0 28px;
  display:grid;
  place-items:center;
  font-size:12px;
  font-weight:800;
}
.msg.chat-row .ai-av{
  background:var(--grad);
  color:#fff;
}
.msg.chat-row .user-av{
  background:rgba(255,255,255,.1);
  color:#fff;
}
.msg.chat-row .ch-bbl{
  max-width:100%;
  padding:10px 14px;
  line-height:1.65;
  white-space:pre-wrap;
}
.msg.chat-row.assistant .ch-bbl{
  background:rgba(255,255,255,.04);
  border:1px solid var(--border);
  border-radius:4px 14px 14px 14px;
}
.msg.chat-row.user .ch-bbl{
  background:linear-gradient(135deg,rgba(255,122,24,.16),rgba(255,79,182,.10));
  border:1px solid rgba(255,122,24,.22);
  border-radius:14px 4px 14px 14px;
}
.msg.chat-row .bubble{
  padding:0;
  background:transparent;
  border:0;
}
.msg.assistant.has-media{
  max-width:min(980px,96%);
}
.batch-bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin:10px 0 2px;
  color:var(--muted);
  font-size:12px;
}
.batch-info{white-space:nowrap;}
.batch-dl{
  padding:7px 16px;
  border-radius:10px;
  border:1px solid rgba(255,122,24,.30);
  background:rgba(255,122,24,.08);
  color:#ffad60;
  cursor:pointer;
}
.batch-dl:hover{
  background:rgba(255,122,24,.16);
  transform:translateY(-2px);
  box-shadow:0 4px 16px rgba(255,122,24,.28);
}
.result-grid{
  gap:12px;
}
.image-card{
  border-radius:10px;
  transform:translateZ(0) rotateX(var(--tilt-x,0deg)) rotateY(var(--tilt-y,0deg));
  transition:transform .22s var(--ease),border-color .25s,box-shadow .25s;
}
.image-card::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:2;
  border-radius:inherit;
  pointer-events:none;
  opacity:0;
  background:linear-gradient(120deg,transparent,rgba(255,255,255,.16),transparent);
  transform:translateX(-120%);
}
.image-card:hover::before{
  opacity:1;
  animation:shine .55s ease forwards;
}
@keyframes shine{to{transform:translateX(120%);}}
.image-card:hover{
  transform:translateY(-3px) rotateX(var(--tilt-x,0deg)) rotateY(var(--tilt-y,0deg));
}
.media-open-button img,.media-open-button video{
  background:#090b10;
}
.card-actions,.media-play-badge{
  z-index:4;
}
.video-card{
  border-radius:14px;
}
.video-card:hover{
  border-color:rgba(255,122,24,.35);
  box-shadow:0 8px 32px rgba(0,0,0,.50),0 0 18px rgba(255,122,24,.16);
}
.composer{
  background:rgba(8,10,16,.56);
  border-color:rgba(255,122,24,.20);
  backdrop-filter:blur(24px);
  box-shadow:0 -8px 48px rgba(0,0,0,.35),0 0 44px rgba(255,79,182,.08);
}
.ref-button:hover,.attach-btn:hover{
  transform:translateY(-1px) rotate(2deg);
}
.control-row select,.video-spec-panel select,.video-spec-panel input{
  background:rgba(255,255,255,.055);
}
.send-btn{
  min-width:78px;
}
.typing{
  display:flex;
  gap:4px;
  align-items:center;
  width:fit-content;
}
.typing s{
  width:7px;
  height:7px;
  display:block;
  border-radius:50%;
  background:var(--orange);
  animation:blink .9s ease-in-out infinite;
}
.typing s:nth-child(2){animation-delay:.15s;}
.typing s:nth-child(3){animation-delay:.3s;}
@keyframes blink{0%,100%{opacity:.24;transform:scale(.72);}50%{opacity:1;transform:scale(1);}}
@media (max-width:860px){
  .sidebar{width:100%;min-width:0;}
  .msg.chat-row,.msg.assistant.has-media{max-width:100%;}
  .batch-bar{align-items:flex-start;flex-direction:column;}
}

/* Phase 1 v3 bridge: keep legacy classes/functionality, style by stable roles. */
[data-role="msg-user"],
[data-role="msg-ai"]{
  position:relative;
  max-width:min(860px,94%);
  margin:12px 0;
  animation:msgPop .22s var(--ease, ease) both;
}

[data-role="msg-user"]{
  align-self:flex-end;
  margin-left:auto;
  padding:14px 16px;
  border:1px solid rgba(255,122,24,.24);
  border-radius:18px 6px 18px 18px;
  background:linear-gradient(135deg,rgba(255,122,24,.18),rgba(255,79,182,.10));
  box-shadow:0 10px 30px rgba(0,0,0,.24),0 0 24px rgba(255,122,24,.08);
}

[data-role="msg-ai"]{
  align-self:flex-start;
  margin-right:auto;
  padding:14px 16px;
  border:1px solid rgba(255,255,255,.10);
  border-radius:6px 18px 18px 18px;
  background:rgba(255,255,255,.045);
  box-shadow:0 12px 34px rgba(0,0,0,.26),inset 0 1px 0 rgba(255,255,255,.05);
}

[data-role="msg-ai"]:has(.result-grid){
  max-width:min(980px,96%);
}

[data-role="batch"]{
  display:flex;
  justify-content:flex-end;
  align-items:center;
  gap:10px;
  margin:12px 0 8px;
}

[data-role="batch"] button{
  min-height:34px;
  padding:8px 16px;
  border:1px solid rgba(255,122,24,.32);
  border-radius:11px;
  background:linear-gradient(135deg,rgba(255,122,24,.16),rgba(255,79,182,.10));
  color:#ffbe7d;
  box-shadow:0 8px 22px rgba(255,122,24,.12);
  cursor:pointer;
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease,background .18s ease;
}

[data-role="batch"] button:hover{
  transform:translateY(-2px);
  border-color:rgba(255,122,24,.55);
  background:linear-gradient(135deg,rgba(255,122,24,.24),rgba(255,79,182,.16));
  box-shadow:0 12px 30px rgba(255,122,24,.22);
}

[data-role="img-card"],
[data-role="video-card"]{
  position:relative;
  overflow:hidden;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.10);
  background:#090b10;
  box-shadow:0 14px 34px rgba(0,0,0,.38);
  transform:translateZ(0);
  transition:transform .22s var(--ease, ease),border-color .22s ease,box-shadow .22s ease;
}

[data-role="img-card"]::before,
[data-role="video-card"]::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:2;
  pointer-events:none;
  opacity:0;
  background:linear-gradient(120deg,transparent,rgba(255,255,255,.16),transparent);
  transform:translateX(-120%);
}

[data-role="img-card"]:hover,
[data-role="video-card"]:hover{
  transform:translateY(-3px);
  border-color:rgba(255,122,24,.38);
  box-shadow:0 18px 42px rgba(0,0,0,.48),0 0 18px rgba(255,122,24,.14);
}

[data-role="img-card"]:hover::before,
[data-role="video-card"]:hover::before{
  opacity:1;
  animation:shine .55s ease forwards;
}

[data-role="video-card"]{
  border-radius:16px;
}

[data-role="video-card"]::after{
  transition:all .22s var(--ease, ease);
}

[data-role="video-card"]:hover::after{
  background:var(--grad, linear-gradient(135deg,#ff7a18,#ff4fb6));
  border-color:transparent;
  transform:scale(1.08);
}

@media (max-width:860px){
  [data-role="msg-user"],
  [data-role="msg-ai"],
  [data-role="msg-ai"]:has(.result-grid){
    max-width:100%;
  }

  [data-role="batch"]{
    justify-content:flex-start;
  }
}

/* Phase 2 exact-v3 structure: prefer preview DOM/classes over legacy skins. */
.brand-card .brand-logo{
  width:38px;
  height:38px;
  padding:0;
  display:block;
  object-fit:contain;
  background:transparent;
  color:transparent;
  font-size:0;
  font-weight:800;
  box-shadow:0 0 24px rgba(255,122,24,.44),0 0 48px rgba(255,79,182,.18);
}

.app-shell{
  display:flex;
}

.sidebar{
  width:220px;
  min-width:220px;
  padding:16px 12px;
}

.main{
  flex:1;
}

.canvas{
  padding:24px;
  gap:18px;
}

.messages{
  max-width:none;
  margin:0;
}

.v3-chip-group{
  display:flex;
  gap:6px;
  flex-wrap:wrap;
}

.v3-select-row{
  display:flex;
  gap:7px;
  flex-wrap:wrap;
  align-items:center;
  margin-left:8px;
}

.v3-select-field{
  display:inline-flex;
  align-items:center;
  gap:6px;
  min-height:30px;
  padding:0 0 0 10px;
  border:1px solid var(--border);
  border-radius:20px;
  background:var(--card);
  color:var(--muted);
  font-size:11px;
  overflow:hidden;
  transition:border-color .2s var(--ease),background .2s var(--ease),color .2s var(--ease);
}

.v3-select-field:hover,
.v3-select-field:focus-within{
  border-color:rgba(255,122,24,.36);
  background:rgba(255,122,24,.07);
  color:var(--text);
}

.v3-select-field span{
  white-space:nowrap;
}

.v3-select-field select{
  min-width:74px;
  height:28px;
  padding:0 24px 0 8px;
  border:0!important;
  border-left:1px solid rgba(255,255,255,.08)!important;
  border-radius:0 20px 20px 0!important;
  background:rgba(255,255,255,.035)!important;
  color:var(--text)!important;
  font-size:11px!important;
  outline:none!important;
  box-shadow:none!important;
}

.v3-select-field select option{
  background:#101219;
  color:var(--text);
}

.main-text-select-field[hidden]{
  display:none!important;
}

.v3-native-select{
  position:absolute!important;
  width:1px!important;
  height:1px!important;
  opacity:0!important;
  pointer-events:none!important;
  clip-path:inset(50%)!important;
}

.composer{
  display:block;
  padding:13px 20px 15px;
}

.composer .compose-body{
  display:flex;
  flex-direction:column;
  gap:9px;
}

.composer .input-row{
  display:flex;
  gap:10px;
  align-items:flex-end;
}

.composer .ref-button{
  min-width:46px;
  width:46px;
  height:46px;
  padding:0;
  display:grid;
  place-items:center;
  font-size:18px;
}

.composer .send-actions{
  display:flex;
  align-items:center;
}

.mode-bar{
  position:relative;
  margin-bottom:0;
}

/* Wallpaper visibility final overrides: make the background unmistakably present. */
.light-wallpaper{
  opacity:.48 !important;
  filter:saturate(1.02) contrast(1.01) brightness(.92) !important;
  mix-blend-mode:normal !important;
}

.wallpaper{
  opacity:.22 !important;
  filter:saturate(1.04) brightness(.52) !important;
}

.wallpaper-tint{
  background:
    linear-gradient(180deg,rgba(2,4,8,.22) 0%,rgba(2,4,8,.10) 40%,rgba(2,4,8,.26) 100%) !important,
    radial-gradient(circle at 72% 14%,rgba(255,122,24,.01),transparent 28%) !important,
    radial-gradient(circle at 18% 82%,rgba(255,79,182,.01),transparent 32%) !important;
}

.sidebar,
.topbar,
.composer,
.account-card,
.usage-btn,
.workspace-btn,
.history-item,
.chat-item.history-item,
.empty-state,
.msg.chat-row.assistant .ch-bbl,
.msg.chat-row.user .ch-bbl,
.msg.user,
.msg.assistant,
.video-card,
.image-card,
.modal,
.preview-modal,
.app-modal{
  backdrop-filter:blur(14px);
}

.sidebar{
  background:rgba(5,7,12,.18) !important;
  border-right-color:rgba(255,255,255,.06) !important;
}

.topbar{
  background:rgba(10,12,18,.14) !important;
  border-bottom-color:rgba(255,255,255,.06) !important;
}

.composer{
  background:rgba(8,10,16,.14) !important;
  border-color:rgba(255,122,24,.12) !important;
}

.canvas{
  background:transparent !important;
}

.account-card,
.usage-btn,
.workspace-btn,
.history-item,
.chat-item.history-item,
.empty-state{
  background:rgba(255,255,255,.025) !important;
}

.msg.user,
.msg.assistant,
.msg.chat-row.assistant .ch-bbl,
.msg.chat-row.user .ch-bbl,
.video-card,
.image-card{
  box-shadow:0 10px 28px rgba(0,0,0,.12) !important;
}

.mode-slider{
  bottom:-3px;
}

html[data-theme="light"]{
  color-scheme:light;
}

html[data-theme="light"] body{
  background:
    linear-gradient(180deg,rgba(255,255,255,.86),rgba(245,247,250,.72)),
    #eef2f6;
  color:#1e2633;
}

html[data-theme="light"] .sidebar{
  background:rgba(255,255,255,.46) !important;
  border-right-color:rgba(170,180,196,.22) !important;
}

html[data-theme="light"] .topbar{
  background:rgba(255,255,255,.34) !important;
  border-bottom-color:rgba(170,180,196,.20) !important;
}

html[data-theme="light"] .composer{
  background:rgba(255,255,255,.30) !important;
  border-color:rgba(255,122,24,.10) !important;
}

html[data-theme="light"] .brand-name,
html[data-theme="light"] .page-title strong,
html[data-theme="light"] .workspace-btn,
html[data-theme="light"] .nav-btn,
html[data-theme="light"] .chip,
html[data-theme="light"] .usage-btn,
html[data-theme="light"] .account-card,
html[data-theme="light"] .msg.user,
html[data-theme="light"] .msg.assistant,
html[data-theme="light"] .msg.chat-row.assistant .ch-bbl,
html[data-theme="light"] .msg.chat-row.user .ch-bbl,
html[data-theme="light"] #promptInput,
html[data-theme="light"] .v3-select-field,
html[data-theme="light"] .history-item,
html[data-theme="light"] .chat-item.history-item,
html[data-theme="light"] .empty-state{
  color:#1e2633 !important;
}

html[data-theme="light"] .brand-sub,
html[data-theme="light"] .nav-text span,
html[data-theme="light"] .page-title span,
html[data-theme="light"] .workspace-intro,
html[data-theme="light"] .history-item,
html[data-theme="light"] .chat-item span,
html[data-theme="light"] .empty-state span,
html[data-theme="light"] #accountMeta{
  color:rgba(30,38,51,.62) !important;
}

html[data-theme="light"] .workspace-btn,
html[data-theme="light"] .usage-btn,
html[data-theme="light"] .account-card,
html[data-theme="light"] .history-item,
html[data-theme="light"] .chat-item.history-item,
html[data-theme="light"] .empty-state,
html[data-theme="light"] .chip,
html[data-theme="light"] .v3-select-field,
html[data-theme="light"] #promptInput,
html[data-theme="light"] .msg.assistant,
html[data-theme="light"] .msg.chat-row.assistant .ch-bbl{
  background:rgba(255,255,255,.28) !important;
  border-color:rgba(180,188,202,.30) !important;
}

html[data-theme="light"] .light-wallpaper{
  opacity:.24 !important;
  filter:saturate(1) contrast(1) brightness(1.02) !important;
}
html[data-theme="light"] .light-wallpaper-image{
  opacity:.24 !important;
  filter:saturate(1) contrast(1) brightness(1.02) !important;
}

html[data-theme="light"] .wallpaper-tint{
  background:
    linear-gradient(180deg,rgba(255,255,255,.64) 0%,rgba(255,255,255,.48) 46%,rgba(240,244,248,.58) 100%) !important;
}

.auth-splash{
  position:fixed;
  inset:0;
  z-index:30;
  display:grid;
  place-items:center;
  padding:32px;
}

.auth-splash[hidden],
.workspace-guard[hidden],
.login-gate-card[hidden]{
  display:none !important;
}

body.is-authenticated .auth-splash{
  display:none !important;
  pointer-events:none !important;
  visibility:hidden !important;
  opacity:0 !important;
}

.app-shell[hidden]{
  display:none !important;
}

body:not(.is-authenticated) .app-shell{
  display:none !important;
}

body.is-authenticated .app-shell{
  display:flex !important;
}

.auth-splash-card{
  width:min(560px,calc(100vw - 48px));
  padding:26px 28px;
  border-radius:24px;
  border:1px solid rgba(255,255,255,.10);
  background:
    linear-gradient(180deg,rgba(10,14,24,.88),rgba(8,11,20,.78));
  box-shadow:
    0 24px 80px rgba(0,0,0,.46),
    inset 0 1px 0 rgba(255,255,255,.06);
  backdrop-filter:blur(18px);
}

.auth-splash-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:700;
  color:#57d7ff;
  margin-bottom:14px;
}

.auth-splash-kicker::before{
  content:"";
  width:8px;
  height:8px;
  border-radius:999px;
  background:linear-gradient(135deg,#57d7ff,#8c6bff);
  box-shadow:0 0 12px rgba(87,215,255,.55);
}

.auth-splash-card h1{
  margin:0;
  font-size:clamp(28px,4.4vw,50px);
  line-height:1.02;
  font-weight:800;
  text-wrap:balance;
  color:#f5f7fb;
}

.auth-splash-card p{
  margin:14px 0 0;
  font-size:15px;
  line-height:1.65;
  color:rgba(238,238,245,.78);
  max-width:30ch;
}

.auth-splash-actions{
  display:flex;
  align-items:center;
  gap:14px;
  margin-top:22px;
}

.auth-splash-primary{
  min-width:132px;
  height:48px;
  padding:0 18px;
  border:0;
  border-radius:999px;
  background:linear-gradient(135deg,#63d7ff,#ff5fb0);
  color:#fff;
  font-size:16px;
  font-weight:800;
  cursor:pointer;
  box-shadow:0 16px 40px rgba(99,215,255,.18),0 14px 34px rgba(255,95,176,.18);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),filter .2s var(--ease);
}

.auth-splash-primary:hover{
  transform:translateY(-2px);
  filter:saturate(1.05);
}

.composer-locked,
.canvas-locked,
.locked{
  pointer-events:none;
}

.locked{
  opacity:.55;
}

.accent-login{
  box-shadow:0 12px 30px rgba(255,122,24,.25),0 8px 20px rgba(255,79,182,.18);
}

.dialog-badge{
  display:inline-flex;
  align-items:center;
  align-self:flex-start;
  padding:7px 12px;
  border-radius:999px;
  border:1px solid rgba(99,215,255,.22);
  background:rgba(99,215,255,.08);
  color:#70ddff;
  font-size:12px;
  font-weight:700;
  letter-spacing:.02em;
}

#loginDialog .modal,
.app-modal{
  width:min(520px,calc(100vw - 32px));
  border-radius:24px;
  border:1px solid rgba(255,255,255,.10);
  background:
    linear-gradient(180deg,rgba(10,14,24,.94),rgba(7,10,18,.90));
  box-shadow:0 28px 90px rgba(0,0,0,.5);
}

#loginDialog .modal h3,
.app-modal h3{
  font-size:28px;
  line-height:1.15;
  font-weight:800;
  color:#f8f9fc;
}

.auth-tabs{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
  padding:6px;
  border:1px solid rgba(255,255,255,.08);
  border-radius:18px;
  background:rgba(255,255,255,.03);
}

.auth-tabs button{
  min-height:42px;
  border-radius:14px;
  border:1px solid transparent;
  background:transparent;
  color:var(--muted);
  font-weight:700;
}

.auth-tabs button.active{
  background:linear-gradient(135deg,rgba(255,122,24,.20),rgba(255,79,182,.16));
  border-color:rgba(255,122,24,.34);
  color:#fff;
}

#loginDialog input,
.app-dialog-input,
.wallet-field input,
.video-spec-panel select,
.video-spec-panel input,
.v3-select-field,
.input-box,
.mode-tag,
.chip,
.usage-btn,
.workspace-btn{
  box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
}

#loginDialog input,
.app-dialog-input,
.wallet-field input{
  min-height:48px;
  border-radius:16px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.045);
}

#loginDialog input:focus,
.app-dialog-input:focus,
.wallet-field input:focus{
  outline:none;
  border-color:rgba(255,122,24,.38);
  box-shadow:0 0 0 3px rgba(255,122,24,.12);
}

#loginDialog .modal > div:last-child,
.app-dialog-actions{
  display:flex;
  gap:10px;
  justify-content:flex-end;
  margin-top:4px;
}

#loginDialog .modal > div:last-child button,
.app-dialog-actions button{
  min-height:44px;
  padding:0 18px;
  border-radius:14px;
  font-weight:700;
}

.feature-grid.feature-switch-grid{
  display:grid;
  gap:12px;
  margin-top:4px;
}

.feature-grid .feature-card{
  width:100%;
  text-align:left;
  padding:16px 18px;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.10);
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.025));
  color:#eef1f7;
  cursor:pointer;
  transition:transform .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease);
}

.feature-grid .feature-card strong{
  display:block;
  font-size:15px;
  margin-bottom:6px;
}

.feature-grid .feature-card span{
  display:block;
  font-size:12px;
  line-height:1.6;
  color:rgba(238,238,245,.62);
}

.feature-grid .feature-card:hover{
  transform:translateY(-1px);
  border-color:rgba(255,122,24,.32);
  background:linear-gradient(180deg,rgba(255,122,24,.12),rgba(255,79,182,.08));
}

.wallet-summary,
.usage-list{
  border:1px solid rgba(255,255,255,.08);
  border-radius:18px;
  background:rgba(255,255,255,.03);
}

.wallet-summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 18px;
  margin-bottom:14px;
}

.wallet-summary span{
  display:block;
  font-size:12px;
  color:rgba(238,238,245,.58);
}

.wallet-summary strong{
  display:block;
  margin-top:4px;
  font-size:28px;
  color:#fff4df;
}

.wallet-field{
  display:grid;
  gap:8px;
}

.wallet-field span,
.wallet-hint{
  color:rgba(238,238,245,.62);
}

.usage-list{
  overflow:hidden;
}

.usage-row{
  padding:14px 16px;
  border-bottom:1px solid rgba(255,255,255,.06);
}

.usage-row:last-child{
  border-bottom:0;
}

.usage-row strong{
  display:block;
  font-size:14px;
  color:#f5f7fb;
}

.usage-row span{
  display:block;
  margin-top:4px;
  font-size:12px;
  color:rgba(238,238,245,.56);
}

.video-spec-panel{
  border:1px solid rgba(255,122,24,.18) !important;
  background:linear-gradient(180deg,rgba(255,122,24,.08),rgba(255,255,255,.025)) !important;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
}

.video-spec-head strong{
  color:#fff3df;
}

.video-spec-head span,
.video-spec-grid label span{
  color:rgba(238,238,245,.66);
}

.video-spec-panel select,
.video-spec-panel input,
.v3-select-field{
  border-color:rgba(255,255,255,.10) !important;
  background:rgba(7,10,18,.52) !important;
  color:#eef1f7 !important;
}

.video-spec-panel select option,
.v3-select-field select option{
  background:#0e1320;
  color:#eef1f7;
}

.image-cost-hint{
  display:inline-flex;
  align-items:center;
  min-height:30px;
  padding:0 12px;
  border:1px solid rgba(255,122,24,.26);
  border-radius:999px;
  background:linear-gradient(135deg,rgba(255,122,24,.15),rgba(255,79,182,.10));
  color:#ffd7a8;
  font-size:12px;
  font-weight:700;
  white-space:nowrap;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),0 8px 18px rgba(255,122,24,.08);
}

.mode-tag{
  border-color:rgba(255,255,255,.10);
  background:rgba(255,255,255,.045);
  color:rgba(238,238,245,.70);
}

.mode-tag.active{
  box-shadow:0 8px 18px rgba(255,122,24,.14);
}

html[data-theme="light"] .auth-splash-card{
  background:linear-gradient(180deg,rgba(255,255,255,.80),rgba(245,248,252,.74));
  border-color:rgba(155,170,190,.22);
}

html[data-theme="light"] .auth-splash-card h1{
  color:#172130;
}

html[data-theme="light"] .auth-splash-card p{
  color:rgba(23,33,48,.72);
}

html[data-theme="light"] #loginDialog .modal,
html[data-theme="light"] .app-modal{
  background:linear-gradient(180deg,rgba(255,255,255,.94),rgba(244,247,251,.92));
  border-color:rgba(170,180,196,.24);
}

html[data-theme="light"] #loginDialog .modal h3,
html[data-theme="light"] .app-modal h3,
html[data-theme="light"] .feature-grid .feature-card,
html[data-theme="light"] .wallet-summary strong,
html[data-theme="light"] .usage-row strong{
  color:#1b2433;
}

html[data-theme="light"] .feature-grid .feature-card span,
html[data-theme="light"] .wallet-summary span,
html[data-theme="light"] .wallet-hint,
html[data-theme="light"] .usage-row span,
html[data-theme="light"] .video-spec-head span,
html[data-theme="light"] .image-cost-hint,
html[data-theme="light"] .video-spec-grid label span{
  color:rgba(27,36,51,.62);
}

html[data-theme="light"] .image-cost-hint{
  background:linear-gradient(135deg,rgba(255,122,24,.16),rgba(255,79,182,.08));
  border-color:rgba(255,122,24,.24);
  color:#9a4a08;
}

html[data-theme="light"] .auth-tabs,
html[data-theme="light"] .wallet-summary,
html[data-theme="light"] .usage-list,
html[data-theme="light"] .feature-grid .feature-card,
html[data-theme="light"] .video-spec-panel{
  background:rgba(255,255,255,.46) !important;
  border-color:rgba(170,180,196,.26) !important;
}

html[data-theme="light"] .video-spec-panel select,
html[data-theme="light"] .video-spec-panel input,
html[data-theme="light"] .v3-select-field,
html[data-theme="light"] #loginDialog input,
html[data-theme="light"] .app-dialog-input,
html[data-theme="light"] .wallet-field input{
  background:rgba(255,255,255,.74) !important;
  color:#1b2433 !important;
  border-color:rgba(170,180,196,.24) !important;
}

@media (max-width: 860px){
  .auth-splash{
    padding:18px;
  }

  .auth-splash-card{
    width:min(460px,calc(100vw - 28px));
    padding:22px 18px;
    border-radius:22px;
  }

  .auth-splash-card h1{
    font-size:clamp(24px,10vw,38px);
  }

  .auth-splash-card p{
    max-width:none;
    font-size:14px;
  }

  .auth-splash-actions{
    margin-top:18px;
  }
}

.hint.active,
.sz.active{
  background:linear-gradient(135deg,rgba(255,122,24,.20),rgba(255,79,182,.12));
  border-color:rgba(255,122,24,.42);
  color:#fff;
}

.msg-user{
  align-self:flex-end;
  max-width:68%;
  margin:0;
  padding:0;
  border:0;
  background:transparent;
  box-shadow:none;
  animation:msgPop .22s var(--ease) both;
}

.msg-ai{
  align-self:flex-start;
  max-width:92%;
  margin:0;
  padding:0;
  border:0;
  background:transparent;
  box-shadow:none;
  animation:msgPop .22s var(--ease) both;
}

.msg-ai.has-media{
  max-width:min(460px,92%);
}

.msg-user .bubble{
  background:linear-gradient(135deg,rgba(255,122,24,.18),rgba(255,79,182,.12));
  border:1px solid rgba(255,122,24,.22);
  padding:11px 15px;
  border-radius:16px 4px 16px 16px;
  font-size:14px;
  line-height:1.65;
}

.msg-ai .bubble{
  background:rgba(255,255,255,.035);
  border:1px solid var(--border);
  padding:13px 16px;
  border-radius:4px 16px 16px 16px;
  font-size:14px;
  line-height:1.65;
}

.msg-ai .label,
.msg-ai .msg-label{
  font-size:11px;
  color:var(--muted);
  margin-bottom:8px;
  display:flex;
  align-items:center;
  gap:6px;
}

.msg-ai .img-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:7px;
  margin-top:12px;
  perspective:600px;
}

.msg-ai .img-card{
  aspect-ratio:2/3;
  max-height:160px;
  border-radius:10px;
  overflow:hidden;
  position:relative;
  cursor:pointer;
  border:1px solid rgba(255,255,255,.06);
  background:linear-gradient(135deg,rgba(255,122,24,.06),rgba(255,79,182,.04));
  box-shadow:none;
}

.msg-ai .ratio-1-1 .img-card{
  aspect-ratio:1/1;
  max-height:142px;
}

.msg-ai .ratio-16-9 .img-card{
  aspect-ratio:16/9;
  max-height:110px;
}

.msg-ai .ratio-9-16 .img-card{
  aspect-ratio:9/16;
  max-height:170px;
}

.msg-ai .ratio-2-3 .img-card{
  aspect-ratio:2/3;
  max-height:160px;
}

.msg-ai .ratio-1-1 .video-card{
  aspect-ratio:1/1;
  max-height:142px;
}

.msg-ai .ratio-16-9 .video-card{
  aspect-ratio:16/9;
  max-height:110px;
}

.msg-ai .ratio-9-16 .video-card{
  aspect-ratio:9/16;
  max-height:170px;
}

.msg-ai .ratio-2-3 .video-card{
  aspect-ratio:2/3;
  max-height:160px;
}

.msg-ai .img-card:hover{
  border-color:rgba(255,122,24,.45);
  box-shadow:0 12px 40px rgba(0,0,0,.6),0 0 20px rgba(255,122,24,.18);
  transform:translateY(-2px);
}

.msg-ai .media-open-button{
  all:unset;
  display:block;
  position:relative;
  width:100%;
  height:100%;
  cursor:pointer;
}

.msg-ai .media-open-button img,
.msg-ai .media-open-button video{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}

.msg-ai .video-card{
  aspect-ratio:16/9;
  max-height:220px;
  border-radius:14px;
  display:flex;
  flex-direction:column;
}

.msg-ai .video-thumb{
  width:100%;
  flex:1;
  min-height:140px;
  position:relative;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg,rgba(255,122,24,.10),rgba(90,150,255,.06));
}

.msg-ai .video-thumb img,
.msg-ai .video-thumb video{
  width:100%;
  height:100%;
  object-fit:cover;
}

.msg-ai .video-thumb-fallback{
  width:100%;
  height:100%;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  padding:12px;
  background:linear-gradient(135deg,rgba(255,122,24,.18),rgba(255,79,182,.12));
  color:#fff;
}

.msg-ai .video-thumb-fallback strong{
  font-size:16px;
  line-height:1.1;
}

.msg-ai .video-thumb-fallback span{
  margin-top:4px;
  font-size:11px;
  color:rgba(255,255,255,.72);
}

.msg-ai .video-placeholder{
  width:100%;
  height:100%;
  display:grid;
  place-items:center;
  color:rgba(255,255,255,.70);
  font-size:13px;
  background:
    radial-gradient(circle at 30% 24%,rgba(255,122,24,.22),transparent 36%),
    radial-gradient(circle at 72% 70%,rgba(90,150,255,.16),transparent 40%),
    #090b10;
}

.msg-ai .video-meta{
  min-height:42px;
}

.msg-ai .batch-bar{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-top:10px;
}

.msg-ai .gen-bubble{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--muted);
}

.msg-ai .result-grid:empty{
  display:none;
}

dialog[open]{
  display:grid;
  place-items:center;
  width:100vw;
  height:100vh;
  max-width:none;
  max-height:none;
  margin:0;
}

.preview-modal,
.modal,
.app-modal{
  margin:auto;
}

.preview-modal{
  position:relative;
  width:min(88vw,820px);
  max-height:86vh;
  display:grid;
  place-items:center;
  gap:12px;
}

.preview-modal img,
.preview-modal video{
  max-width:100%;
  max-height:76vh;
  object-fit:contain;
}

.preview-image-mode #previewVideo,
.preview-video-mode #previewImage{
  display:none!important;
}

.preview-image-mode .preview-modal video{
  display:none!important;
}

#downloadPreview{
  justify-self:start;
}

@media (max-width:860px){
  .msg-user,
  .msg-ai,
  .msg-ai.has-media{
    max-width:100%;
  }

  .msg-ai .img-grid{
    grid-template-columns:repeat(auto-fit,minmax(110px,1fr));
  }
}

html[data-theme="light"]{
  color-scheme:light;
}

html[data-theme="light"] body{
  background:
    linear-gradient(180deg,rgba(255,255,255,.86),rgba(245,247,250,.72)),
    #eef2f6;
  color:#1e2633;
}

html[data-theme="light"] .sidebar{
  background:rgba(255,255,255,.46) !important;
  border-right-color:rgba(170,180,196,.22) !important;
}

html[data-theme="light"] .topbar{
  background:rgba(255,255,255,.34) !important;
  border-bottom-color:rgba(170,180,196,.20) !important;
}

html[data-theme="light"] .composer{
  background:rgba(255,255,255,.30) !important;
  border-color:rgba(255,122,24,.10) !important;
}

html[data-theme="light"] .brand-name,
html[data-theme="light"] .page-title strong,
html[data-theme="light"] .workspace-btn,
html[data-theme="light"] .nav-btn,
html[data-theme="light"] .chip,
html[data-theme="light"] .usage-btn,
html[data-theme="light"] .account-card,
html[data-theme="light"] .msg.user,
html[data-theme="light"] .msg.assistant,
html[data-theme="light"] .msg.chat-row.assistant .ch-bbl,
html[data-theme="light"] .msg.chat-row.user .ch-bbl,
html[data-theme="light"] #promptInput,
html[data-theme="light"] .v3-select-field,
html[data-theme="light"] .history-item,
html[data-theme="light"] .chat-item.history-item,
html[data-theme="light"] .empty-state{
  color:#1e2633 !important;
}

html[data-theme="light"] .brand-sub,
html[data-theme="light"] .nav-text span,
html[data-theme="light"] .page-title span,
html[data-theme="light"] .workspace-intro,
html[data-theme="light"] .history-item,
html[data-theme="light"] .chat-item span,
html[data-theme="light"] .empty-state span,
html[data-theme="light"] #accountMeta{
  color:rgba(30,38,51,.62) !important;
}

html[data-theme="light"] .workspace-btn,
html[data-theme="light"] .usage-btn,
html[data-theme="light"] .account-card,
html[data-theme="light"] .history-item,
html[data-theme="light"] .chat-item.history-item,
html[data-theme="light"] .empty-state,
html[data-theme="light"] .chip,
html[data-theme="light"] .v3-select-field,
html[data-theme="light"] #promptInput,
html[data-theme="light"] .msg.assistant,
html[data-theme="light"] .msg.chat-row.assistant .ch-bbl{
  background:rgba(255,255,255,.28) !important;
  border-color:rgba(180,188,202,.30) !important;
}

html[data-theme="light"] .light-wallpaper{
  opacity:.24 !important;
  filter:saturate(1) contrast(1) brightness(1.02) !important;
}

html[data-theme="light"] .wallpaper-tint{
  background:
    linear-gradient(180deg,rgba(255,255,255,.64) 0%,rgba(255,255,255,.48) 46%,rgba(240,244,248,.58) 100%) !important;
}

/* 历史消息懒加载 */
.history-load-more{
  display:block;
  margin:8px auto 14px;
  padding:8px 14px;
  border:1px solid rgba(255,122,24,.28);
  border-radius:999px;
  background:rgba(255,255,255,.06);
  color:rgba(255,236,220,.82);
  font-size:12px;
  line-height:1;
  cursor:pointer;
  transition:background .18s ease,border-color .18s ease,color .18s ease,transform .18s ease;
}
.history-load-more:hover{
  transform:translateY(-1px);
  border-color:rgba(255,122,24,.55);
  background:rgba(255,122,24,.12);
  color:#fff4ea;
}
html[data-theme="light"] .history-load-more{
  background:rgba(255,255,255,.32);
  color:#6f4a2e;
  border-color:rgba(255,122,24,.24);
}
html[data-theme="light"] .history-load-more:hover{
  background:rgba(255,122,24,.12);
  color:#2f2218;
}

.announcement-popup-content{
  max-height:min(48vh,360px);
  overflow:auto;
  padding:2px 2px 0;
  color:var(--announcement-text-color,var(--text));
  font-size:14px;
  line-height:1.75;
  white-space:normal;
}
.announcement-popup-content a{color:#ffad61;text-decoration:none;}
html[data-theme="light"] .announcement-popup-content a{color:#d75c00;}


.model-select-field{
  position:relative;
  isolation:isolate;
  border-color:rgba(255,122,24,.42)!important;
  background:linear-gradient(135deg,rgba(255,122,24,.12),rgba(255,79,182,.08))!important;
  box-shadow:0 0 0 1px rgba(255,122,24,.08),0 8px 26px rgba(255,122,24,.10);
}
.model-select-field::before{
  content:"";
  position:absolute;
  inset:-1px;
  z-index:-1;
  border-radius:inherit;
  background:linear-gradient(115deg,rgba(255,122,24,.12),rgba(255,207,87,.88),rgba(255,79,182,.72),rgba(255,122,24,.12));
  background-size:220% 100%;
  opacity:.78;
  animation:modelSelectGlow 3.4s ease-in-out infinite;
}
.model-select-field::after{
  content:"";
  position:absolute;
  inset:1px;
  z-index:-1;
  border-radius:18px;
  background:var(--card);
}
.model-select-field:hover,
.model-select-field:focus-within{
  border-color:rgba(255,189,72,.72)!important;
  box-shadow:0 0 0 3px rgba(255,122,24,.14),0 12px 34px rgba(255,122,24,.16);
}
.model-select-field select{
  font-weight:800!important;
}
@keyframes modelSelectGlow{
  0%,100%{background-position:0% 50%;opacity:.58;}
  50%{background-position:100% 50%;opacity:.95;}
}
html[data-theme="light"] .model-select-field{
  background:linear-gradient(135deg,rgba(255,122,24,.18),rgba(255,79,182,.09))!important;
  border-color:rgba(255,122,24,.45)!important;
  box-shadow:0 0 0 1px rgba(255,122,24,.10),0 8px 22px rgba(255,122,24,.12);
}
html[data-theme="light"] .model-select-field::after{
  background:rgba(255,255,255,.84);
}
@media (prefers-reduced-motion: reduce){
  .model-select-field::before{animation:none;background-position:50% 50%;}
}


/* 橘子终极版之后更新：统一下拉控件质感，模型选择保留更强流光。 */
.v3-select-field,
.video-spec-panel label,
.control-row select,
.video-spec-panel select,
.video-spec-panel input{
  position:relative;
}
.v3-select-field:not(.model-select-field),
.video-spec-panel select,
.control-row select{
  border-color:rgba(255,167,74,.24)!important;
  background:
    linear-gradient(135deg,rgba(255,122,24,.10),rgba(255,79,182,.055)),
    rgba(7,10,18,.58)!important;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 8px 22px rgba(0,0,0,.18),0 0 0 1px rgba(255,122,24,.035);
}
.v3-select-field:not(.model-select-field)::before{
  content:"";
  position:absolute;
  inset:0;
  border-radius:inherit;
  pointer-events:none;
  background:linear-gradient(115deg,rgba(255,210,119,.20),transparent 34%,transparent 66%,rgba(255,79,182,.14));
  opacity:.62;
}
.v3-select-field:not(.model-select-field)::after{
  content:"⌄";
  position:absolute;
  right:9px;
  top:50%;
  transform:translateY(-54%);
  pointer-events:none;
  color:rgba(255,205,112,.86);
  font-size:13px;
  line-height:1;
}
.v3-select-field:not(.model-select-field) select{
  position:relative;
  z-index:1;
  padding-right:28px!important;
  background:rgba(255,255,255,.035)!important;
  font-weight:700!important;
}
.v3-select-field:not(.model-select-field):hover,
.v3-select-field:not(.model-select-field):focus-within,
.video-spec-panel select:hover,
.video-spec-panel select:focus,
.control-row select:hover,
.control-row select:focus{
  border-color:rgba(255,188,86,.56)!important;
  background:
    linear-gradient(135deg,rgba(255,122,24,.16),rgba(255,79,182,.09)),
    rgba(10,14,24,.70)!important;
  box-shadow:0 0 0 3px rgba(255,122,24,.10),0 12px 30px rgba(255,122,24,.12);
}
.video-spec-panel select,
.control-row select{
  color:#f3f5fb!important;
  font-weight:750!important;
}
.feature-grid.feature-switch-grid{
  gap:10px;
}
.feature-grid .feature-card{
  position:relative;
  overflow:hidden;
  padding:17px 46px 17px 18px;
  border-color:rgba(255,167,74,.18)!important;
  background:
    linear-gradient(135deg,rgba(255,122,24,.095),rgba(255,79,182,.055)),
    rgba(255,255,255,.035)!important;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 14px 34px rgba(0,0,0,.18);
}
.feature-grid .feature-card::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:linear-gradient(115deg,rgba(255,214,126,.22),transparent 36%,transparent 70%,rgba(255,79,182,.13));
  opacity:.45;
}
.feature-grid .feature-card::after{
  content:"›";
  position:absolute;
  right:18px;
  top:50%;
  transform:translateY(-50%);
  color:rgba(255,205,112,.88);
  font-size:24px;
  line-height:1;
}
.feature-grid .feature-card strong,
.feature-grid .feature-card span{
  position:relative;
  z-index:1;
}
.feature-grid .feature-card strong{
  color:#fff6e8;
}
.feature-grid .feature-card:hover{
  transform:translateY(-2px);
  border-color:rgba(255,188,86,.56)!important;
  box-shadow:0 0 0 3px rgba(255,122,24,.11),0 18px 42px rgba(255,122,24,.16);
}
html[data-theme="light"] .v3-select-field:not(.model-select-field),
html[data-theme="light"] .video-spec-panel select,
html[data-theme="light"] .control-row select{
  background:
    linear-gradient(135deg,rgba(255,122,24,.14),rgba(255,79,182,.06)),
    rgba(255,255,255,.82)!important;
  border-color:rgba(255,122,24,.24)!important;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.75),0 8px 22px rgba(255,122,24,.09);
}
html[data-theme="light"] .v3-select-field:not(.model-select-field)::after{
  color:#d76408;
}
html[data-theme="light"] .feature-grid .feature-card{
  background:
    linear-gradient(135deg,rgba(255,122,24,.14),rgba(255,79,182,.06)),
    rgba(255,255,255,.78)!important;
  border-color:rgba(255,122,24,.22)!important;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.82),0 12px 28px rgba(255,122,24,.10);
}
html[data-theme="light"] .feature-grid .feature-card strong{
  color:#1e2633;
}
html[data-theme="light"] .feature-grid .feature-card::after{
  color:#d76408;
}

/* Mobile-only workspace comfort pass, desktop untouched. */
@media (max-width: 640px){
  html,body{height:100%;overflow:hidden;}
  .app-shell{
    height:100dvh!important;
    min-height:100dvh!important;
    display:flex!important;
    flex-direction:column!important;
    overflow:hidden!important;
  }
  .sidebar{
    width:100%!important;
    min-width:0!important;
    max-height:none!important;
    height:auto!important;
    flex:0 0 auto!important;
    display:grid!important;
    grid-template-columns:1fr!important;
    gap:8px!important;
    padding:10px 12px 8px!important;
    border-right:0!important;
    border-bottom:1px solid rgba(255,122,24,.16)!important;
    background:linear-gradient(180deg,rgba(8,9,14,.82),rgba(8,9,14,.54))!important;
    backdrop-filter:blur(18px)!important;
    overflow:visible!important;
  }
  .brand-card{
    display:none!important;
  }
  .workspace-guard,
  .section-label,
  .workspace-intro,
  #newChatBtn,
  #historyLabel,
  #chatList,
  .usage-card{
    display:none!important;
  }
  .nav-group{
    display:flex!important;
    gap:8px!important;
    overflow-x:auto!important;
    padding:0 2px 4px!important;
    scroll-snap-type:x proximity!important;
    -webkit-overflow-scrolling:touch!important;
  }
  .nav-group::-webkit-scrollbar{display:none!important;}
  .workspace-btn{
    width:auto!important;
    min-width:112px!important;
    min-height:52px!important;
    flex:0 0 auto!important;
    scroll-snap-align:start!important;
    padding:8px 10px!important;
    border-radius:14px!important;
    gap:8px!important;
    background:rgba(255,255,255,.045)!important;
    border:1px solid rgba(255,255,255,.08)!important;
  }
  .workspace-btn.active{
    background:linear-gradient(135deg,rgba(255,122,24,.24),rgba(255,79,182,.13))!important;
    border-color:rgba(255,158,64,.48)!important;
    box-shadow:0 0 0 1px rgba(255,122,24,.12),0 10px 24px rgba(0,0,0,.22)!important;
  }
  .workspace-btn .nav-icon{font-size:19px!important;width:22px!important;}
  .workspace-btn .nav-text strong{font-size:14px!important;line-height:1.2!important;white-space:nowrap!important;}
  .workspace-btn .nav-text span{font-size:11px!important;line-height:1.25!important;display:-webkit-box!important;-webkit-line-clamp:2!important;-webkit-box-orient:vertical!important;overflow:hidden!important;}
  .main{
    min-height:0!important;
    flex:1 1 auto!important;
    display:flex!important;
    flex-direction:column!important;
    overflow:hidden!important;
  }
  .topbar{
    flex:0 0 auto!important;
    min-height:62px!important;
    padding:10px 12px!important;
    gap:10px!important;
    background:linear-gradient(180deg,rgba(14,12,17,.72),rgba(14,12,17,.44))!important;
    backdrop-filter:blur(18px)!important;
  }
  .page-title{min-width:0!important;display:grid!important;gap:3px!important;}
  .page-title strong{font-size:22px!important;line-height:1.1!important;letter-spacing:0!important;}
  .page-title span{font-size:12px!important;line-height:1.35!important;display:-webkit-box!important;-webkit-line-clamp:2!important;-webkit-box-orient:vertical!important;overflow:hidden!important;}
  .top-actions{display:flex!important;gap:8px!important;overflow-x:auto!important;max-width:52vw!important;}
  .top-actions::-webkit-scrollbar{display:none!important;}
  .top-actions .chip,.top-actions button,.balance-chip,#balanceBtn{
    min-height:42px!important;
    flex:0 0 auto!important;
    padding:0 12px!important;
    border-radius:999px!important;
    font-size:12px!important;
  }
  .canvas{
    flex:1 1 auto!important;
    min-height:0!important;
    padding:12px 12px 10px!important;
    overflow:auto!important;
    gap:12px!important;
  }
  .messages{gap:12px!important;padding-bottom:4px!important;}
  .empty-state{
    width:min(100%,360px)!important;
    margin:14px auto!important;
    padding:22px 18px!important;
    border-radius:20px!important;
    gap:10px!important;
    background:rgba(18,18,24,.54)!important;
    backdrop-filter:blur(18px)!important;
  }
  .empty-icon{width:48px!important;height:48px!important;border-radius:16px!important;}
  .empty-state strong{font-size:18px!important;line-height:1.28!important;}
  .empty-state span{font-size:14px!important;line-height:1.45!important;}
  .composer{
    flex:0 0 auto!important;
    padding:10px 12px calc(12px + env(safe-area-inset-bottom))!important;
    border-top:1px solid rgba(255,122,24,.16)!important;
    background:linear-gradient(180deg,rgba(14,11,17,.62),rgba(8,7,12,.92))!important;
    backdrop-filter:blur(20px)!important;
  }
  .composer .compose-body{gap:10px!important;}
  .mode-bar{margin:0!important;overflow:hidden!important;}
  .v3-chip-group{
    display:flex!important;
    flex-wrap:nowrap!important;
    gap:8px!important;
    overflow-x:auto!important;
    padding:0 2px 4px!important;
    -webkit-overflow-scrolling:touch!important;
  }
  .v3-chip-group::-webkit-scrollbar{display:none!important;}
  .mode-tag{
    flex:0 0 auto!important;
    min-height:42px!important;
    padding:0 16px!important;
    border-radius:999px!important;
    font-size:14px!important;
    white-space:nowrap!important;
  }
  .v3-select-row{
    display:grid!important;
    grid-template-columns:repeat(2,minmax(0,1fr))!important;
    gap:8px!important;
    margin:0!important;
  }
  .v3-select-field{
    min-height:42px!important;
    border-radius:14px!important;
    padding-left:10px!important;
    font-size:12px!important;
    justify-content:space-between!important;
  }
  .v3-select-field select{
    height:40px!important;
    min-width:0!important;
    max-width:100%!important;
    flex:1!important;
    font-size:13px!important;
  }
  .model-select-field{grid-column:1 / -1!important;}
  .cost-hint,.video-cost-hint{font-size:13px!important;min-height:38px!important;}
  .composer .input-row{
    display:grid!important;
    grid-template-columns:54px 1fr!important;
    gap:10px!important;
    align-items:stretch!important;
  }
  .composer .ref-button{
    width:54px!important;
    height:54px!important;
    min-width:54px!important;
    border-radius:16px!important;
    font-size:22px!important;
  }
  #promptInput{
    min-height:54px!important;
    max-height:116px!important;
    border-radius:16px!important;
    padding:14px 14px!important;
    font-size:16px!important;
    line-height:1.35!important;
  }
  .composer .send-actions{
    display:grid!important;
    grid-template-columns:1fr!important;
    gap:8px!important;
  }
  .composer .send-actions button,
  #sendBtn{
    width:100%!important;
    min-height:54px!important;
    border-radius:18px!important;
    font-size:17px!important;
    font-weight:800!important;
  }
  .ref-list{max-height:86px!important;overflow:auto!important;}
  .result-grid,.img-grid{grid-template-columns:repeat(2,minmax(0,1fr))!important;gap:8px!important;}
}

@media (min-width:641px) and (max-width:860px){
  .sidebar{max-height:180px!important;overflow:auto!important;}
  .nav-group{display:grid!important;grid-template-columns:repeat(4,minmax(0,1fr))!important;gap:8px!important;}
  .workspace-btn{min-height:58px!important;}
  .composer{padding:12px 16px!important;}
  .v3-select-row{display:grid!important;grid-template-columns:repeat(3,minmax(0,1fr))!important;gap:8px!important;margin-left:0!important;}
  .model-select-field{grid-column:auto!important;}
}

/* Mobile-only second pass: give the chat canvas more room, shrink tools. */
@media (max-width: 640px){
  .sidebar{
    padding:6px 10px 4px!important;
    gap:4px!important;
  }
  .nav-group{
    gap:6px!important;
    padding-bottom:2px!important;
  }
  .workspace-btn{
    min-width:86px!important;
    min-height:42px!important;
    padding:6px 8px!important;
    border-radius:12px!important;
    gap:6px!important;
  }
  .workspace-btn .nav-icon{
    font-size:16px!important;
    width:18px!important;
  }
  .workspace-btn .nav-text strong{
    font-size:12px!important;
  }
  .workspace-btn .nav-text span{
    display:none!important;
  }
  .topbar{
    min-height:48px!important;
    padding:7px 10px!important;
  }
  .page-title strong{
    font-size:18px!important;
  }
  .page-title span{
    font-size:11px!important;
    -webkit-line-clamp:1!important;
  }
  .top-actions{
    max-width:46vw!important;
    gap:6px!important;
  }
  .top-actions .chip,
  .top-actions button,
  .balance-chip,
  #balanceBtn{
    min-height:34px!important;
    padding:0 9px!important;
    font-size:11px!important;
  }
  .canvas{
    padding:10px 10px 8px!important;
    gap:10px!important;
  }
  .messages{
    min-height:52vh!important;
    gap:10px!important;
  }
  .empty-state{
    width:min(100%,390px)!important;
    min-height:180px!important;
    margin:6px auto!important;
    padding:20px 18px!important;
  }
  .empty-icon{
    width:42px!important;
    height:42px!important;
    border-radius:14px!important;
  }
  .empty-state strong{
    font-size:17px!important;
  }
  .empty-state span{
    font-size:13px!important;
  }
  .composer{
    padding:8px 10px calc(9px + env(safe-area-inset-bottom))!important;
  }
  .composer .compose-body{
    gap:7px!important;
  }
  .v3-chip-group{
    gap:6px!important;
    padding-bottom:2px!important;
  }
  .mode-tag{
    min-height:34px!important;
    padding:0 12px!important;
    font-size:13px!important;
  }
  .v3-select-row{
    gap:6px!important;
  }
  .v3-select-field{
    min-height:34px!important;
    border-radius:12px!important;
    padding-left:8px!important;
    font-size:11px!important;
  }
  .v3-select-field select{
    height:32px!important;
    font-size:12px!important;
    padding-right:20px!important;
  }
  .cost-hint,
  .video-cost-hint{
    min-height:30px!important;
    font-size:12px!important;
    padding:0 10px!important;
  }
  .composer .input-row{
    grid-template-columns:46px 1fr!important;
    gap:8px!important;
  }
  .composer .ref-button{
    width:46px!important;
    height:46px!important;
    min-width:46px!important;
    border-radius:14px!important;
    font-size:20px!important;
  }
  #promptInput{
    min-height:46px!important;
    max-height:96px!important;
    border-radius:14px!important;
    padding:11px 12px!important;
    font-size:15px!important;
  }
  .composer .send-actions button,
  #sendBtn{
    min-height:48px!important;
    border-radius:16px!important;
    font-size:16px!important;
  }
  .usage-card{
    transform:scale(.92)!important;
    transform-origin:top left!important;
  }
}

/* Mobile-only: composer takes about half the viewport, chat owns the other half. */
@media (max-width: 640px){
  .app-shell{height:100dvh!important;}
  .sidebar{flex:0 0 auto!important;}
  .topbar{flex:0 0 auto!important;}
  .main{height:calc(100dvh - 50px)!important;min-height:0!important;}
  .canvas{
    flex:1 1 50%!important;
    min-height:0!important;
    max-height:none!important;
  }
  .messages{
    min-height:0!important;
    height:100%!important;
  }
  .composer{
    flex:0 0 50dvh!important;
    height:50dvh!important;
    max-height:50dvh!important;
    min-height:320px!important;
    overflow:auto!important;
    -webkit-overflow-scrolling:touch!important;
  }
  .composer .compose-body{
    min-height:100%!important;
    justify-content:flex-start!important;
  }
  .mode-bar{flex:0 0 auto!important;}
  .v3-select-row{flex:0 0 auto!important;}
  .composer .input-row{margin-top:auto!important;}
  .composer .send-actions{flex:0 0 auto!important;}
  #promptInput{max-height:120px!important;}
}

/* Mobile-only correction: generation records panel gets the space, composer stays compact. */
@media (max-width: 640px){
  .main{
    height:auto!important;
    min-height:0!important;
    flex:1 1 auto!important;
  }
  .canvas{
    flex:1 1 auto!important;
    height:auto!important;
    min-height:50dvh!important;
    max-height:none!important;
    padding:12px 10px!important;
  }
  .messages{
    height:auto!important;
    min-height:50dvh!important;
    padding-bottom:8px!important;
  }
  .empty-state{
    min-height:240px!important;
    width:min(100%,420px)!important;
  }
  .composer{
    flex:0 0 auto!important;
    height:auto!important;
    min-height:0!important;
    max-height:42dvh!important;
    overflow:auto!important;
    padding:7px 10px calc(8px + env(safe-area-inset-bottom))!important;
  }
  .composer .compose-body{
    min-height:0!important;
    gap:6px!important;
  }
  .mode-tag{
    min-height:32px!important;
    padding:0 11px!important;
    font-size:12px!important;
  }
  .v3-select-row{
    grid-template-columns:repeat(3,minmax(0,1fr))!important;
    gap:5px!important;
  }
  .model-select-field{grid-column:auto!important;}
  .v3-select-field{
    min-height:32px!important;
    font-size:10px!important;
    padding-left:7px!important;
  }
  .v3-select-field select{
    height:30px!important;
    font-size:11px!important;
    padding-left:5px!important;
    padding-right:16px!important;
  }
  .cost-hint,.video-cost-hint{
    min-height:28px!important;
    font-size:11px!important;
  }
  .composer .input-row{
    margin-top:0!important;
    grid-template-columns:42px 1fr!important;
    gap:7px!important;
  }
  .composer .ref-button{
    width:42px!important;
    height:42px!important;
    min-width:42px!important;
    border-radius:13px!important;
  }
  #promptInput{
    min-height:42px!important;
    max-height:76px!important;
    padding:9px 11px!important;
    font-size:14px!important;
  }
  .composer .send-actions button,
  #sendBtn{
    min-height:44px!important;
    font-size:15px!important;
  }
  .result-grid,.img-grid{
    grid-template-columns:repeat(2,minmax(0,1fr))!important;
    gap:10px!important;
  }
  .msg,.msg-ai,.msg-user,.msg.assistant,.msg.user{
    max-width:100%!important;
  }
}

/* Mobile-only correction: desktop-like complete controls, scaled down, scrollable. */
@media (max-width: 640px){
  html,body{
    height:auto!important;
    min-height:100%!important;
    overflow:auto!important;
  }
  .app-shell{
    height:auto!important;
    min-height:100dvh!important;
    overflow:visible!important;
    display:flex!important;
    flex-direction:column!important;
  }
  .main{
    height:auto!important;
    min-height:0!important;
    overflow:visible!important;
    display:flex!important;
    flex-direction:column!important;
  }
  .sidebar{
    position:relative!important;
    flex:0 0 auto!important;
    max-height:none!important;
    overflow:visible!important;
    padding:6px 10px!important;
  }
  .nav-group{
    display:flex!important;
    flex-wrap:nowrap!important;
    overflow-x:auto!important;
    gap:6px!important;
  }
  .workspace-btn{
    min-width:84px!important;
    min-height:38px!important;
    padding:5px 7px!important;
    border-radius:11px!important;
  }
  .workspace-btn .nav-icon{font-size:15px!important;width:17px!important;}
  .workspace-btn .nav-text strong{font-size:12px!important;line-height:1.1!important;}
  .workspace-btn .nav-text span{display:none!important;}
  .topbar{
    position:relative!important;
    flex:0 0 auto!important;
    min-height:44px!important;
    padding:6px 10px!important;
  }
  .page-title strong{font-size:17px!important;line-height:1.1!important;}
  .page-title span{font-size:11px!important;-webkit-line-clamp:1!important;}
  .top-actions{max-width:48vw!important;gap:5px!important;}
  .top-actions .chip,.top-actions button,.balance-chip,#balanceBtn{
    min-height:32px!important;
    padding:0 8px!important;
    font-size:11px!important;
  }
  .canvas{
    flex:0 0 auto!important;
    height:auto!important;
    min-height:44dvh!important;
    max-height:none!important;
    overflow:visible!important;
    padding:10px!important;
  }
  .messages{
    height:auto!important;
    min-height:44dvh!important;
    overflow:visible!important;
  }
  .empty-state{
    min-height:210px!important;
    margin:8px auto!important;
    padding:18px 16px!important;
  }
  .composer{
    position:relative!important;
    flex:0 0 auto!important;
    height:auto!important;
    min-height:0!important;
    max-height:none!important;
    overflow:visible!important;
    padding:8px 10px calc(10px + env(safe-area-inset-bottom))!important;
  }
  .composer .compose-body{
    display:flex!important;
    flex-direction:column!important;
    gap:7px!important;
    min-height:0!important;
  }
  .mode-bar{overflow:visible!important;}
  .v3-chip-group{
    display:flex!important;
    flex-wrap:wrap!important;
    overflow:visible!important;
    gap:6px!important;
    padding:0!important;
  }
  .mode-tag{
    flex:1 1 auto!important;
    min-width:68px!important;
    min-height:32px!important;
    padding:0 9px!important;
    font-size:12px!important;
  }
  .v3-select-row{
    display:grid!important;
    grid-template-columns:repeat(3,minmax(0,1fr))!important;
    gap:6px!important;
    margin:0!important;
    overflow:visible!important;
  }
  .v3-select-field,
  .model-select-field{
    grid-column:auto!important;
    min-width:0!important;
    min-height:34px!important;
    border-radius:12px!important;
    padding-left:7px!important;
    font-size:10px!important;
  }
  .v3-select-field span{
    font-size:10px!important;
  }
  .v3-select-field select{
    height:32px!important;
    min-width:0!important;
    width:100%!important;
    font-size:11px!important;
    padding:0 16px 0 5px!important;
  }
  .cost-hint,.video-cost-hint{
    min-height:30px!important;
    font-size:11px!important;
    padding:0 8px!important;
  }
  .composer .input-row{
    display:grid!important;
    grid-template-columns:42px minmax(0,1fr)!important;
    gap:7px!important;
    margin-top:0!important;
  }
  .composer .ref-button{
    width:42px!important;
    height:42px!important;
    min-width:42px!important;
    border-radius:13px!important;
  }
  #promptInput{
    min-height:42px!important;
    max-height:90px!important;
    padding:9px 11px!important;
    font-size:14px!important;
  }
  .composer .send-actions{
    display:flex!important;
    width:100%!important;
  }
  .composer .send-actions button,
  #sendBtn{
    width:100%!important;
    min-height:44px!important;
    border-radius:15px!important;
    font-size:15px!important;
  }
}


.color-picker-panel{position:relative;display:inline-flex;align-items:center;z-index:20;}
.color-picker-button{min-height:34px;padding:0 12px;border-radius:18px;border:1px solid rgba(255,122,24,.28);background:linear-gradient(135deg,rgba(255,122,24,.12),rgba(255,79,182,.08));color:var(--text);display:inline-flex;align-items:center;gap:8px;font-weight:750;}
.color-picker-button strong{color:#ffbc6b;font-size:12px;}
.color-picker-popover{position:absolute;left:0;bottom:calc(100% + 10px);width:min(430px,92vw);max-height:min(720px,76vh);overflow:auto;padding:12px;border:1px solid rgba(255,122,24,.28);border-radius:16px;background:rgba(13,15,23,.96);box-shadow:0 24px 70px rgba(0,0,0,.42);backdrop-filter:blur(18px);}
.color-picker-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px;}
.color-picker-head strong{font-size:14px;color:#fff;}.color-picker-head span{font-size:11px;color:var(--muted);}
.color-swatch-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;}
.color-swatch{min-height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.045);color:var(--text);display:grid;grid-template-columns:18px 1fr 14px;align-items:center;gap:6px;padding:0 8px;font-size:12px;text-align:left;}
.color-swatch:disabled{opacity:.42;}.color-swatch.active{border-color:rgba(255,188,86,.72);background:linear-gradient(135deg,rgba(255,122,24,.16),rgba(255,79,182,.10));}
.color-dot{width:18px;height:18px;border-radius:999px;border:1px solid rgba(255,255,255,.35);box-shadow:0 0 0 1px rgba(0,0,0,.25);}.color-swatch em{font-style:normal;color:#ffbc6b;font-weight:900;}
.custom-color-section,.confirmed-color-section{margin-top:12px;padding-top:11px;border-top:1px solid rgba(255,255,255,.09);}
.custom-color-toggle{width:100%;min-height:36px;padding:0 10px;border:1px solid rgba(255,255,255,.10);border-radius:10px;background:rgba(255,255,255,.045);color:var(--text);display:flex;align-items:center;justify-content:space-between;gap:10px;font-weight:750;cursor:pointer;}
.custom-color-toggle strong{font-size:11px;color:#ffbc6b;font-weight:700;}.custom-color-toggle[aria-expanded="true"]{border-color:rgba(255,188,107,.42);background:rgba(255,122,24,.09);}
.custom-color-editor{padding-top:11px;}.custom-color-input-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(120px,.8fr);gap:9px;align-items:stretch;}
.custom-color-native,.custom-color-hex-field{min-height:48px;padding:6px 9px;border-radius:10px;border:1px solid rgba(255,255,255,.09);background:rgba(255,255,255,.035);color:var(--text);}
.custom-color-native{position:relative;display:grid;grid-template-columns:34px 1fr;align-items:center;gap:7px;cursor:pointer;overflow:hidden;}.custom-color-native input[type="color"]{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer;}.custom-color-preview{width:32px;height:32px;border-radius:8px;border:1px solid rgba(255,255,255,.35);box-shadow:0 0 0 1px rgba(0,0,0,.28);}.custom-color-native strong{font-size:12px;white-space:nowrap;}
.custom-color-hex-field{display:grid;grid-template-columns:auto 1fr;align-items:center;gap:7px;}.custom-color-hex-field span{font-size:10px;color:var(--muted);white-space:nowrap;}.custom-color-hex-field input{width:100%;min-width:0;height:32px;padding:0 7px;border-radius:8px;border:1px solid rgba(255,255,255,.10);background:rgba(0,0,0,.18);color:var(--text);font:700 12px ui-monospace,SFMono-Regular,Menlo,monospace;text-transform:uppercase;}
.custom-color-sliders{display:grid;gap:8px;margin-top:10px;}.custom-color-sliders label{display:grid;grid-template-columns:34px 1fr 42px;align-items:center;gap:8px;color:var(--muted);font-size:11px;}.custom-color-sliders output{text-align:right;color:var(--text);font:700 11px ui-monospace,SFMono-Regular,Menlo,monospace;}
.custom-color-sliders input[type="range"]{appearance:none;width:100%;height:6px;border:0;border-radius:3px;background:rgba(255,255,255,.12);outline:none;}.custom-color-sliders input[type="range"]::-webkit-slider-thumb{appearance:none;width:16px;height:16px;border-radius:50%;border:2px solid #fff;background:#ff9d51;box-shadow:0 1px 5px rgba(0,0,0,.42);cursor:pointer;}.custom-color-sliders input[type="range"]::-moz-range-thumb{width:14px;height:14px;border-radius:50%;border:2px solid #fff;background:#ff9d51;box-shadow:0 1px 5px rgba(0,0,0,.42);cursor:pointer;}.custom-color-sliders #customColorHue{background:linear-gradient(90deg,#f44,#ff4,#4f4,#4ff,#44f,#f4f,#f44);}
.custom-color-confirm-row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:11px;}.custom-color-confirm-row span{font-size:11px;color:var(--muted);}.custom-color-confirm-row button{min-height:32px;padding:0 12px;border-radius:9px;border:1px solid rgba(255,188,107,.46);background:rgba(255,122,24,.14);color:#ffd39f;font-weight:750;cursor:pointer;}.custom-color-confirm-row button:disabled{opacity:.42;cursor:not-allowed;}
.confirmed-color-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px;}.confirmed-color-head strong{font-size:12px;color:var(--text);}.confirmed-color-head span{font-size:11px;color:#ffbc6b;}
.selected-color-plan{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;}.color-plan-slot{min-width:0;min-height:34px;padding:0 8px;border-radius:9px;border:1px solid rgba(255,255,255,.08);display:grid;grid-template-columns:18px 16px minmax(0,1fr) 12px;align-items:center;gap:6px;color:var(--text);font-size:11px;text-align:left;}.color-plan-slot > span{display:grid;place-items:center;width:18px;height:18px;border-radius:6px;background:rgba(255,255,255,.07);color:var(--muted);font-size:10px;}.color-plan-slot i{width:15px;height:15px;border-radius:50%;border:1px solid rgba(255,255,255,.34);}.color-plan-slot strong{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11px;}.color-plan-slot em{font-style:normal;color:var(--muted);}.color-plan-slot.confirmed{background:rgba(255,255,255,.045);cursor:pointer;}.color-plan-slot.pending{grid-template-columns:18px 1fr;color:var(--muted);border-style:dashed;background:transparent;}.color-plan-slot.confirmed:hover{border-color:rgba(255,122,24,.34);}.color-plan-slot.confirmed:hover em{color:#ff8c8c;}
.color-picker-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:10px;}.color-picker-actions button{min-height:32px;border-radius:10px;border:1px solid rgba(255,255,255,.10);background:rgba(255,255,255,.06);color:var(--text);padding:0 12px;}
.color-picker-button:focus-visible,.color-swatch:focus-visible,.custom-color-toggle:focus-visible,.custom-color-confirm-row button:focus-visible,.color-plan-slot.confirmed:focus-visible,.color-picker-actions button:focus-visible{outline:2px solid #ffbc6b;outline-offset:2px;box-shadow:0 0 0 4px rgba(255,122,24,.14);}
.custom-color-native:focus-within,.custom-color-hex-field:focus-within{border-color:rgba(255,188,107,.72);box-shadow:0 0 0 3px rgba(255,122,24,.12);}.custom-color-sliders input[type="range"]:focus-visible{outline:2px solid #ffbc6b;outline-offset:4px;}
html[data-theme="light"] .color-picker-popover{background:rgba(255,255,255,.98);box-shadow:0 20px 60px rgba(40,32,20,.18);}html[data-theme="light"] .color-picker-head strong,html[data-theme="light"] .custom-color-toggle,html[data-theme="light"] .confirmed-color-head strong,html[data-theme="light"] .color-plan-slot{color:#1e2633;}html[data-theme="light"] .color-swatch,html[data-theme="light"] .custom-color-toggle,html[data-theme="light"] .custom-color-native,html[data-theme="light"] .custom-color-hex-field,html[data-theme="light"] .color-plan-slot.confirmed{background:rgba(255,255,255,.82);border-color:rgba(255,122,24,.18);color:#1e2633;}html[data-theme="light"] .custom-color-hex-field input{background:rgba(238,242,247,.84);color:#1e2633;border-color:rgba(120,130,148,.22);}html[data-theme="light"] .custom-color-section,html[data-theme="light"] .confirmed-color-section{border-top-color:rgba(80,90,110,.14);}
@media (max-width:640px){.color-picker-panel{width:100%;}.color-picker-button{width:100%;justify-content:space-between;min-height:34px;font-size:12px;}.color-picker-popover{position:fixed;left:10px;right:10px;bottom:calc(150px + env(safe-area-inset-bottom));width:auto;max-height:62vh;overflow:auto;}.color-swatch-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;}.color-swatch{min-height:38px;font-size:11px;padding:0 7px;}.custom-color-input-row{grid-template-columns:1fr;}.custom-color-hex-field{min-height:42px;}.selected-color-plan{grid-template-columns:repeat(2,minmax(0,1fr));}.custom-color-confirm-row{align-items:flex-end;}.custom-color-confirm-row span{max-width:62%;}}

/* Feature dropdown: custom control, original select remains as state source. */
.mode-bar{overflow:visible!important;align-items:center;}
.mode-bar > .v3-chip-group{display:none!important;}
#modeSelect.v3-native-select{position:absolute!important;width:1px!important;height:1px!important;opacity:0!important;pointer-events:none!important;}
.feature-picker{position:relative;z-index:30;min-width:210px;--fx-a:#5a96ff;--fx-b:#62e2ff;--fx-soft:rgba(90,150,255,.14);}
.feature-picker[data-mode="main"]{--fx-a:#ffb440;--fx-b:#ff7a18;--fx-soft:rgba(255,180,64,.16);}
.feature-picker[data-mode="style"]{--fx-a:#a78bfa;--fx-b:#ff4fb6;--fx-soft:rgba(167,139,250,.16);}
.feature-picker[data-mode="color"]{--fx-a:#30d38f;--fx-b:#5a96ff;--fx-soft:rgba(48,211,143,.16);}
.feature-picker[data-mode="model"]{--fx-a:#ff6987;--fx-b:#ffcf57;--fx-soft:rgba(255,105,135,.15);}
.feature-picker[data-mode="print"]{--fx-a:#ffcf57;--fx-b:#2dd4bf;--fx-soft:rgba(255,207,87,.16);}
.feature-picker-trigger{width:100%;min-height:48px;display:grid;grid-template-columns:34px 1fr 18px;align-items:center;gap:10px;padding:7px 12px;border-radius:18px;border:1px solid color-mix(in srgb,var(--fx-a) 58%,transparent);background:linear-gradient(135deg,var(--fx-soft),rgba(255,255,255,.045));color:var(--text);cursor:pointer;box-shadow:0 0 0 1px rgba(255,255,255,.04),0 10px 26px color-mix(in srgb,var(--fx-a) 18%,transparent);position:relative;overflow:hidden;}
.feature-picker-trigger::before{content:"";position:absolute;inset:-1px;border-radius:inherit;background:linear-gradient(115deg,var(--fx-a),rgba(255,255,255,.18),var(--fx-b),var(--fx-a));background-size:240% 100%;opacity:.32;animation:modelSelectGlow 4.2s ease-in-out infinite;pointer-events:none;}
.feature-picker-trigger > *{position:relative;z-index:1;}
.feature-picker-icon{width:30px;height:30px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(135deg,var(--fx-a),var(--fx-b));box-shadow:0 6px 18px color-mix(in srgb,var(--fx-a) 32%,transparent);font-size:15px;}
.feature-picker-copy{display:grid;text-align:left;min-width:0;line-height:1.15;}
.feature-picker-copy strong{font-size:14px;font-weight:900;color:#fff;letter-spacing:0;}
.feature-picker-copy em{font-style:normal;font-size:11px;color:rgba(255,255,255,.62);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.feature-picker-chevron{color:rgba(255,255,255,.72);font-weight:900;transition:transform .18s ease;}
.feature-picker-trigger[aria-expanded="true"] .feature-picker-chevron{transform:rotate(180deg);}
.feature-picker-menu{position:absolute;left:0;bottom:calc(100% + 8px);width:min(360px,calc(100vw - 28px));padding:8px;border-radius:18px;border:1px solid rgba(255,255,255,.12);background:rgba(12,14,22,.96);box-shadow:0 24px 60px rgba(0,0,0,.48),0 0 0 1px rgba(255,122,24,.08);backdrop-filter:blur(22px);display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;z-index:100;}
.feature-picker-menu[hidden]{display:none!important;}
.feature-picker-menu button{display:grid;grid-template-columns:28px 1fr;grid-template-rows:auto auto;column-gap:8px;align-items:center;text-align:left;min-height:58px;padding:8px;border-radius:13px;border:1px solid rgba(255,255,255,.07);background:rgba(255,255,255,.035);color:var(--text);cursor:pointer;}
.feature-picker-menu button span{grid-row:1 / 3;width:28px;height:28px;border-radius:10px;display:grid;place-items:center;background:rgba(255,255,255,.08);}
.feature-picker-menu button strong{font-size:13px;line-height:1.2;}
.feature-picker-menu button em{font-style:normal;font-size:11px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.feature-picker-menu button:hover,.feature-picker-menu button.active{border-color:color-mix(in srgb,var(--fx-a) 58%,transparent);background:linear-gradient(135deg,var(--fx-soft),rgba(255,255,255,.055));box-shadow:0 8px 22px color-mix(in srgb,var(--fx-a) 15%,transparent);}
.video-spec-panel select option,.v3-select-field select option{background:#11131d;color:#f8fafc;}
.video-spec-panel label{border-radius:14px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.035);padding:7px 8px;}
.video-spec-panel label:nth-child(1){border-color:rgba(90,150,255,.25);background:linear-gradient(135deg,rgba(90,150,255,.10),rgba(255,255,255,.03));}
.video-spec-panel label:nth-child(2){border-color:rgba(255,207,87,.25);background:linear-gradient(135deg,rgba(255,207,87,.10),rgba(255,255,255,.03));}
.video-spec-panel label:nth-child(3){border-color:rgba(45,212,191,.25);background:linear-gradient(135deg,rgba(45,212,191,.10),rgba(255,255,255,.03));}
.video-spec-panel label:nth-child(5){border-color:rgba(167,139,250,.25);background:linear-gradient(135deg,rgba(167,139,250,.10),rgba(255,255,255,.03));}
@media (max-width:640px){.feature-picker{width:100%;min-width:0}.feature-picker-menu{grid-template-columns:1fr;width:100%;bottom:calc(100% + 6px)}.feature-picker-trigger{min-height:46px}.feature-picker-copy strong{font-size:15px}}

/* Detail style picker: compact trigger with six visually distinct GPT directions. */
.detail-style-picker{
  --style-a:#ff8a36;
  --style-b:#ffcc62;
  position:relative;
  z-index:31;
  min-width:154px;
}
.detail-style-picker[hidden]{display:none!important;}
.detail-style-picker[data-style="minimal"]{--style-a:#d8dce6;--style-b:#8ea0b8;}
.detail-style-picker[data-style="authentic"]{--style-a:#37c88a;--style-b:#9fd36d;}
.detail-style-picker[data-style="editorial"]{--style-a:#b998ff;--style-b:#ff82b6;}
.detail-style-picker[data-style="lifestyle"]{--style-a:#5ad6d0;--style-b:#68a8ff;}
.detail-style-picker[data-style="campaign"]{--style-a:#ff5d73;--style-b:#ffb13c;}
.detail-style-trigger{
  width:100%;
  min-height:38px;
  display:grid;
  grid-template-columns:28px minmax(0,1fr) 14px;
  align-items:center;
  gap:7px;
  padding:4px 9px 4px 6px;
  border:1px solid color-mix(in srgb,var(--style-a) 52%,transparent);
  border-radius:18px;
  background:linear-gradient(135deg,color-mix(in srgb,var(--style-a) 14%,transparent),color-mix(in srgb,var(--style-b) 8%,transparent)),rgba(7,10,18,.64);
  color:var(--text);
  box-shadow:inset 0 1px rgba(255,255,255,.08),0 8px 22px color-mix(in srgb,var(--style-a) 12%,transparent);
  cursor:pointer;
  overflow:hidden;
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.detail-style-trigger:hover,
.detail-style-trigger:focus-visible,
.detail-style-trigger[aria-expanded="true"]{
  border-color:color-mix(in srgb,var(--style-a) 76%,white 8%);
  box-shadow:0 0 0 3px color-mix(in srgb,var(--style-a) 13%,transparent),0 12px 28px color-mix(in srgb,var(--style-a) 16%,transparent);
  outline:0;
}
.detail-style-icon{
  width:26px;
  height:26px;
  display:grid;
  place-items:center;
  border-radius:9px;
  background:linear-gradient(135deg,var(--style-a),var(--style-b));
  color:#11131a;
  font-size:12px;
  font-weight:900;
  box-shadow:0 5px 14px color-mix(in srgb,var(--style-a) 25%,transparent);
}
.detail-style-copy{display:grid;min-width:0;text-align:left;line-height:1.08;}
.detail-style-copy small{font-size:9px;color:rgba(255,255,255,.54);font-weight:650;}
.detail-style-copy strong{font-size:12px;color:#fff;font-weight:850;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.detail-style-chevron{color:color-mix(in srgb,var(--style-a) 75%,white 25%);font-size:13px;font-weight:900;transition:transform .18s ease;}
.detail-style-trigger[aria-expanded="true"] .detail-style-chevron{transform:rotate(180deg);}
.detail-style-menu{
  position:absolute;
  right:0;
  bottom:calc(100% + 8px);
  width:min(420px,calc(100vw - 28px));
  max-height:min(420px,68vh);
  overflow:auto;
  padding:8px;
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:7px;
  border:1px solid rgba(255,255,255,.12);
  border-radius:16px;
  background:rgba(12,14,22,.97);
  box-shadow:0 24px 64px rgba(0,0,0,.48),0 0 0 1px rgba(255,122,24,.06);
  backdrop-filter:blur(18px);
  z-index:120;
}
.detail-style-menu[hidden]{display:none!important;}
.detail-style-menu button{
  --option-color:#ff983f;
  min-width:0;
  min-height:58px;
  display:grid;
  grid-template-columns:30px minmax(0,1fr);
  grid-template-rows:auto auto;
  column-gap:8px;
  align-items:center;
  padding:8px;
  border:1px solid rgba(255,255,255,.075);
  border-radius:12px;
  background:rgba(255,255,255,.035);
  color:var(--text);
  text-align:left;
  cursor:pointer;
  position:relative;
  transition:border-color .18s ease,background .18s ease,box-shadow .18s ease;
}
.detail-style-menu button[data-platform-style="minimal"]{--option-color:#b9c4d4;}
.detail-style-menu button[data-platform-style="authentic"]{--option-color:#4ed394;}
.detail-style-menu button[data-platform-style="editorial"]{--option-color:#c49aff;}
.detail-style-menu button[data-platform-style="lifestyle"]{--option-color:#57d7d0;}
.detail-style-menu button[data-platform-style="campaign"]{--option-color:#ff6479;}
.detail-style-menu button > span{
  grid-row:1 / 3;
  width:28px;
  height:28px;
  display:grid;
  place-items:center;
  border-radius:9px;
  background:color-mix(in srgb,var(--option-color) 18%,transparent);
  border:1px solid color-mix(in srgb,var(--option-color) 35%,transparent);
  color:color-mix(in srgb,var(--option-color) 78%,white 22%);
  font-size:12px;
  font-weight:900;
}
.detail-style-menu button strong{font-size:12px;line-height:1.15;font-weight:850;}
.detail-style-menu button em{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-style:normal;font-size:10px;color:var(--muted);}
.detail-style-menu button:hover,
.detail-style-menu button:focus-visible,
.detail-style-menu button.active{
  border-color:color-mix(in srgb,var(--option-color) 58%,transparent);
  background:color-mix(in srgb,var(--option-color) 11%,rgba(255,255,255,.035));
  box-shadow:0 7px 18px color-mix(in srgb,var(--option-color) 10%,transparent);
  outline:0;
}
.detail-style-menu button.active::after{content:"✓";position:absolute;right:8px;top:7px;color:color-mix(in srgb,var(--option-color) 82%,white 18%);font-size:11px;font-weight:900;}
html[data-theme="light"] .detail-style-trigger{background:linear-gradient(135deg,color-mix(in srgb,var(--style-a) 16%,transparent),color-mix(in srgb,var(--style-b) 10%,transparent)),rgba(255,255,255,.86);}
html[data-theme="light"] .detail-style-copy small{color:rgba(30,38,51,.58);}
html[data-theme="light"] .detail-style-copy strong{color:#1e2633;}
html[data-theme="light"] .detail-style-menu{background:rgba(255,255,255,.98);border-color:rgba(72,82,100,.16);box-shadow:0 22px 55px rgba(40,32,20,.18);}
html[data-theme="light"] .detail-style-menu button{background:rgba(248,250,253,.92);border-color:rgba(72,82,100,.12);color:#1e2633;}
@media (max-width:640px){
  .detail-style-picker{width:auto;min-width:0;}
  .detail-style-trigger{min-width:0;padding-right:6px;}
  .detail-style-copy small{display:none;}
  .detail-style-menu{position:absolute;left:auto;right:0;bottom:calc(100% + 8px);width:min(370px,calc(100vw - 20px));max-height:min(360px,55vh);grid-template-columns:1fr 1fr;}
  .detail-style-menu button{min-height:56px;}
}
@media (max-width:340px){.detail-style-menu{grid-template-columns:1fr;}}
@media (prefers-reduced-motion:reduce){.detail-style-chevron{transition:none;}}

.free-generation-models{
  display:flex;
  align-items:stretch;
  gap:8px;
  margin:8px 0 2px 46px;
  overflow-x:auto;
  scrollbar-width:none;
}
.free-generation-models[hidden]{display:none!important;}
.free-generation-models::-webkit-scrollbar{display:none;}
.free-model-chip{
  --model-accent:#58c7ff;
  position:relative;
  isolation:isolate;
  display:grid;
  grid-template-columns:28px minmax(82px,1fr) auto;
  align-items:center;
  gap:8px;
  min-width:184px;
  min-height:42px;
  padding:6px 9px;
  border:1px solid color-mix(in srgb,var(--model-accent) 28%,transparent);
  border-radius:8px;
  background:rgba(8,12,18,.9);
  color:var(--text);
  overflow:hidden;
}
.free-model-chip[data-free-model="image"]{--model-accent:#ff9238;}
.free-model-chip[data-free-model="video"]{--model-accent:#ff65ad;}
.free-model-chip::before{
  content:"";
  position:absolute;
  z-index:-2;
  inset:-2px;
  background:linear-gradient(100deg,transparent 12%,var(--model-accent) 46%,rgba(255,255,255,.9) 52%,var(--model-accent) 58%,transparent 88%);
  background-size:220% 100%;
  opacity:0;
}
.free-model-chip::after{
  content:"";
  position:absolute;
  z-index:-1;
  inset:1px;
  border-radius:6px;
  background:rgba(8,12,18,.96);
}
.free-model-chip.is-active{
  border-color:color-mix(in srgb,var(--model-accent) 72%,white 8%);
  box-shadow:0 0 16px color-mix(in srgb,var(--model-accent) 24%,transparent);
}
.free-model-chip.is-active::before{opacity:1;animation:freeModelFlow 1.5s linear infinite;}
.free-model-chip.is-offline{opacity:.5;filter:saturate(.45);}
.free-model-mark{
  display:grid;
  place-items:center;
  width:28px;
  height:28px;
  border-radius:6px;
  background:color-mix(in srgb,var(--model-accent) 18%,transparent);
  border:1px solid color-mix(in srgb,var(--model-accent) 42%,transparent);
  color:var(--model-accent);
  font-size:12px;
  font-weight:800;
}
.free-model-copy{display:flex;flex-direction:column;min-width:0;line-height:1.2;}
.free-model-copy small{font-size:9px;color:var(--muted);letter-spacing:0;}
.free-model-copy strong{margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11px;font-weight:700;letter-spacing:0;}
.free-model-chip em{font-size:9px;font-style:normal;color:color-mix(in srgb,var(--model-accent) 78%,white 22%);white-space:nowrap;}
html[data-theme="light"] .free-model-chip{background:rgba(255,255,255,.92);color:#202733;}
html[data-theme="light"] .free-model-chip::after{background:rgba(255,255,255,.97);}
html[data-theme="light"] .free-model-copy small{color:#667085;}
@keyframes freeModelFlow{from{background-position:210% 0;}to{background-position:-110% 0;}}
@media (prefers-reduced-motion:reduce){.free-model-chip.is-active::before{animation:none;background-position:50% 0;}}
@media (max-width:640px){
  .free-generation-models{margin-left:0;gap:6px;padding-bottom:2px;}
  .free-model-chip{grid-template-columns:24px minmax(74px,1fr);min-width:138px;min-height:40px;padding:6px 8px;}
  .free-model-mark{width:24px;height:24px;}
  .free-model-chip em{grid-column:2;font-size:8px;}
}
html[data-theme="light"] .feature-picker-menu{background:rgba(255,255,255,.96);border-color:rgba(255,122,24,.16)}
html[data-theme="light"] .feature-picker-copy strong{color:#2b1605}html[data-theme="light"] .feature-picker-copy em{color:rgba(43,22,5,.58)}

/* Workspace navigation polish: four entry points share one tactile visual language,
   while each workspace keeps its own accent so the current destination is obvious. */
.nav-group{
  display:grid;
  gap:6px;
}
.workspace-btn{
  --nav-a:#ff8a2a;
  --nav-b:#ff4fb6;
  --nav-soft:rgba(255,122,24,.14);
  position:relative;
  isolation:isolate;
  overflow:hidden;
  min-height:48px;
  height:60px;
  padding:8px 10px;
  border-color:color-mix(in srgb,var(--nav-a) 18%,transparent);
  background:linear-gradient(135deg,var(--nav-soft),rgba(255,255,255,.025));
  box-shadow:inset 0 1px rgba(255,255,255,.055),0 8px 20px rgba(0,0,0,.12);
  transform:translateX(0);
  transition:transform .22s var(--ease),border-color .22s ease,background .22s ease,box-shadow .22s ease;
}
.workspace-btn[data-workspace="free"]{
  --nav-a:#62e2ff;
  --nav-b:#a78bfa;
  --nav-soft:rgba(98,226,255,.12);
}
.workspace-btn[data-workspace="video"]{
  --nav-a:#ff6987;
  --nav-b:#ffb440;
  --nav-soft:rgba(255,105,135,.13);
}
.workspace-btn[data-workspace="chat"]{
  --nav-a:#30d38f;
  --nav-b:#62e2ff;
  --nav-soft:rgba(48,211,143,.12);
}
.workspace-btn::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:-1;
  padding:1px;
  border-radius:inherit;
  background:linear-gradient(110deg,transparent 12%,var(--nav-a) 42%,rgba(255,255,255,.92) 50%,var(--nav-b) 58%,transparent 88%);
  background-size:230% 100%;
  opacity:.16;
  pointer-events:none;
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;
  mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  mask-composite:exclude;
  transition:opacity .22s ease;
}
.workspace-btn > *{position:relative;z-index:1;}
.workspace-btn:hover{
  transform:translateX(3px);
  border-color:color-mix(in srgb,var(--nav-a) 52%,transparent);
  background:linear-gradient(135deg,var(--nav-soft),rgba(255,255,255,.065));
  box-shadow:inset 0 1px rgba(255,255,255,.09),0 10px 26px rgba(0,0,0,.22),0 0 20px color-mix(in srgb,var(--nav-a) 13%,transparent);
}
.workspace-btn:hover::before{opacity:.8;animation:workspaceFlow 2.6s linear infinite;}
.workspace-btn.active{
  transform:translateX(3px);
  border-color:color-mix(in srgb,var(--nav-a) 68%,white 7%);
  background:linear-gradient(135deg,color-mix(in srgb,var(--nav-soft) 140%,transparent),rgba(255,255,255,.065));
  box-shadow:inset 0 1px rgba(255,255,255,.12),0 10px 28px rgba(0,0,0,.24),0 0 24px color-mix(in srgb,var(--nav-a) 18%,transparent);
}
.workspace-btn.active::before{
  opacity:1;
  animation:workspaceFlow 3.2s linear infinite;
}
.workspace-btn:focus-visible{
  outline:2px solid color-mix(in srgb,var(--nav-a) 78%,white 22%);
  outline-offset:3px;
}
.workspace-btn .nav-icon{
  display:grid;
  place-items:center;
  width:30px;
  height:30px;
  flex:0 0 30px;
  border-radius:10px;
  background:linear-gradient(135deg,var(--nav-a),var(--nav-b));
  box-shadow:0 6px 16px color-mix(in srgb,var(--nav-a) 28%,transparent),inset 0 1px rgba(255,255,255,.25);
  font-size:15px;
  filter:saturate(1.08);
}
.workspace-btn .nav-text strong{font-weight:800;letter-spacing:.1px;}
.workspace-btn .nav-text span{
  display:-webkit-box;
  -webkit-box-orient:vertical;
  -webkit-line-clamp:2;
  overflow:hidden;
  color:color-mix(in srgb,var(--text) 52%,transparent);
  line-height:1.2;
}
@keyframes workspaceFlow{
  from{background-position:220% 0;}
  to{background-position:-120% 0;}
}

html[data-theme="light"] .workspace-btn{
  background:linear-gradient(135deg,var(--nav-soft),rgba(255,255,255,.5));
  box-shadow:inset 0 1px rgba(255,255,255,.78),0 8px 20px rgba(40,32,20,.08);
}
html[data-theme="light"] .workspace-btn:hover,
html[data-theme="light"] .workspace-btn.active{
  background:linear-gradient(135deg,color-mix(in srgb,var(--nav-soft) 135%,transparent),rgba(255,255,255,.72));
  box-shadow:inset 0 1px rgba(255,255,255,.9),0 10px 24px rgba(40,32,20,.12),0 0 20px color-mix(in srgb,var(--nav-a) 13%,transparent);
}
html[data-theme="light"] .workspace-btn .nav-text span{color:rgba(30,38,51,.62);}

@media (max-width:640px){
  .nav-group{display:flex;gap:6px;overflow-x:auto;padding:0 2px 3px;scroll-snap-type:x proximity;-webkit-overflow-scrolling:touch;scrollbar-width:none;}
  .nav-group::-webkit-scrollbar{display:none;}
  .workspace-btn{min-width:88px;min-height:42px;height:42px;flex:0 0 auto;padding:6px 8px;border-radius:12px;gap:6px;scroll-snap-align:start;}
  .workspace-btn .nav-icon{width:24px;height:24px;flex-basis:24px;border-radius:8px;font-size:13px;}
  .workspace-btn .nav-text strong{font-size:12px;line-height:1.1;white-space:nowrap;}
  .workspace-btn .nav-text span{display:none;}
}
@media (prefers-reduced-motion:reduce){
  .workspace-btn:hover,.workspace-btn.active{transform:none;}
  .workspace-btn::before{animation:none!important;}
}

/* Secondary entry controls: color carries meaning without changing their compact size. */
.v3-select-field:not(.model-select-field){
  --ctrl-a:#62e2ff;
  --ctrl-b:#5a96ff;
  border-color:color-mix(in srgb,var(--ctrl-a) 34%,transparent)!important;
  background:
    linear-gradient(135deg,color-mix(in srgb,var(--ctrl-a) 11%,transparent),color-mix(in srgb,var(--ctrl-b) 7%,transparent)),
    rgba(7,10,18,.58)!important;
}
.v3-select-field:has(#countSelect){--ctrl-a:#ffcf57;--ctrl-b:#ff7a18;}
.v3-select-field:has(#imageCostHint){--ctrl-a:#ffb440;--ctrl-b:#ff6987;}
.v3-select-field:has(#languageSelect){--ctrl-a:#30d38f;--ctrl-b:#62e2ff;}
.v3-select-field:has(#platformStyleSelect){--ctrl-a:#a78bfa;--ctrl-b:#ff4fb6;}
.v3-select-field:has(#mainTextRatioSelect){--ctrl-a:#ff6987;--ctrl-b:#ffcf57;}
.v3-select-field:not(.model-select-field)::before{
  background:linear-gradient(110deg,transparent 8%,color-mix(in srgb,var(--ctrl-a) 42%,white 8%) 48%,transparent 88%);
  background-size:220% 100%;
  opacity:.28;
  animation:controlShine 5.5s ease-in-out infinite;
}
.v3-select-field:not(.model-select-field)::after{color:color-mix(in srgb,var(--ctrl-a) 78%,white 22%);}
.v3-select-field:not(.model-select-field):hover,
.v3-select-field:not(.model-select-field):focus-within{
  border-color:color-mix(in srgb,var(--ctrl-a) 68%,white 8%)!important;
  background:
    linear-gradient(135deg,color-mix(in srgb,var(--ctrl-a) 17%,transparent),color-mix(in srgb,var(--ctrl-b) 11%,transparent)),
    rgba(10,14,24,.72)!important;
  box-shadow:0 0 0 3px color-mix(in srgb,var(--ctrl-a) 13%,transparent),0 12px 30px color-mix(in srgb,var(--ctrl-a) 12%,transparent);
}
@keyframes controlShine{
  0%,100%{background-position:220% 0;opacity:.20;}
  50%{background-position:-40% 0;opacity:.46;}
}
.image-cost-hint{
  border-color:rgba(255,180,64,.34)!important;
  background:linear-gradient(135deg,rgba(255,180,64,.16),rgba(255,105,135,.10))!important;
  box-shadow:0 6px 18px rgba(255,180,64,.10),inset 0 1px rgba(255,255,255,.10);
}
.color-picker-button{
  position:relative;
  overflow:hidden;
  border-color:rgba(48,211,143,.46)!important;
  background:linear-gradient(135deg,rgba(48,211,143,.14),rgba(98,226,255,.09))!important;
  box-shadow:0 6px 18px rgba(48,211,143,.10),inset 0 1px rgba(255,255,255,.10);
}
.color-picker-button::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:linear-gradient(110deg,transparent 12%,rgba(255,255,255,.58) 50%,transparent 88%);
  background-size:220% 100%;
  animation:controlShine 4.6s ease-in-out infinite;
  opacity:.24;
}
.color-picker-button > *{position:relative;z-index:1;}
.video-spec-panel{
  position:relative;
  overflow:hidden;
  border-color:rgba(255,105,135,.30)!important;
  background:linear-gradient(135deg,rgba(255,105,135,.07),rgba(90,150,255,.06)),rgba(8,10,17,.58)!important;
  box-shadow:inset 0 1px rgba(255,255,255,.07),0 12px 30px rgba(0,0,0,.16);
}
.video-spec-panel::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:linear-gradient(110deg,transparent 18%,rgba(255,255,255,.12) 50%,transparent 82%);
  background-size:220% 100%;
  animation:controlShine 6s ease-in-out infinite;
  opacity:.35;
}
.video-spec-panel > *{position:relative;z-index:1;}
@media (prefers-reduced-motion:reduce){
  .v3-select-field:not(.model-select-field)::before,
  .color-picker-button::before,
  .video-spec-panel::before{animation:none!important;}
}
@media (max-width:640px){
  .workspace-btn .nav-text span{display:none;}
}

/* User wallpaper picker */
.wallpaper-picker-button{
  display:inline-flex!important;
  align-items:center;
  justify-content:center;
  gap:6px;
}
.wallpaper-picker-button[hidden]{display:none!important;}
.wallpaper-button-icon{
  display:inline-grid;
  place-items:center;
  width:18px;
  height:18px;
  color:#ff9c3d;
  font-size:15px;
  line-height:1;
}
dialog.wallpaper-picker-dialog[open]{
  width:min(900px,calc(100vw - 28px));
  height:auto;
  max-width:900px;
  max-height:86vh;
  margin:auto;
}
.wallpaper-picker-modal{
  display:grid;
  grid-template-rows:auto minmax(0,1fr);
  width:100%;
  max-height:min(86vh,820px);
  overflow:hidden;
  border:1px solid rgba(255,158,64,.26);
  border-radius:12px;
  background:rgba(10,12,19,.97);
  box-shadow:0 28px 90px rgba(0,0,0,.62),0 0 0 1px rgba(255,255,255,.04) inset;
}
.wallpaper-picker-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 20px 14px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.wallpaper-picker-head > div{display:grid;gap:3px;}
.wallpaper-picker-head span{color:#ff9d48;font-size:11px;font-weight:700;}
.wallpaper-picker-head h3{margin:0;color:#fff;font-size:19px;letter-spacing:0;}
.wallpaper-picker-close{
  display:grid;
  place-items:center;
  width:34px;
  height:34px;
  padding:0;
  border:1px solid rgba(255,255,255,.12);
  border-radius:50%;
  background:rgba(255,255,255,.05);
  color:#e9edf5;
  font-size:22px;
  line-height:1;
  cursor:pointer;
}
.wallpaper-picker-close:hover{border-color:rgba(255,158,64,.55);background:rgba(255,122,24,.12);}
.wallpaper-picker-grid{
  display:grid;
  grid-template-columns:repeat(6,minmax(0,1fr));
  gap:8px;
  min-height:0;
  padding:12px 14px 16px;
  overflow:auto;
  overscroll-behavior:contain;
}
.wallpaper-choice{
  position:relative;
  display:grid;
  grid-template-rows:auto 22px;
  gap:4px;
  min-width:0;
  padding:4px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.10);
  border-radius:8px;
  background:rgba(255,255,255,.035);
  color:#f3f5f8;
  text-align:left;
  cursor:pointer;
  transition:border-color .18s ease,background .18s ease,transform .18s ease,box-shadow .18s ease;
}
.wallpaper-choice:hover{transform:translateY(-1px);border-color:rgba(255,158,64,.44);background:rgba(255,122,24,.07);}
.wallpaper-choice.is-selected{border-color:#ff8b2c;background:rgba(255,122,24,.11);box-shadow:0 0 0 2px rgba(255,122,24,.17),0 12px 28px rgba(0,0,0,.22);}
.wallpaper-choice:disabled{cursor:wait;opacity:.66;transform:none;}
.wallpaper-choice-preview{
  position:relative;
  display:grid;
  place-items:center;
  width:100%;
  aspect-ratio:16/9;
  overflow:hidden;
  border-radius:5px;
  background:linear-gradient(135deg,rgba(255,122,24,.14),rgba(61,114,255,.12)),#171b25;
}
.wallpaper-choice-preview img{width:100%;height:100%;object-fit:cover;display:block;}
.wallpaper-choice-placeholder{color:rgba(255,255,255,.68);font-size:13px;font-weight:700;}
.wallpaper-choice-name{align-self:center;min-width:0;padding:0 2px;overflow:hidden;color:inherit;font-size:10px;font-weight:700;text-overflow:ellipsis;white-space:nowrap;}
.wallpaper-choice-check{
  position:absolute;
  top:7px;
  right:7px;
  display:none;
  place-items:center;
  width:19px;
  height:19px;
  border:2px solid rgba(255,255,255,.9);
  border-radius:50%;
  background:#ff7a18;
  color:#fff;
  font-size:11px;
  box-shadow:0 4px 12px rgba(0,0,0,.38);
}
.wallpaper-choice.is-selected .wallpaper-choice-check{display:grid;}
.wallpaper-default-choice .wallpaper-choice-preview::after{
  content:"默认";
  position:absolute;
  left:7px;
  bottom:7px;
  padding:3px 6px;
  border-radius:4px;
  background:rgba(5,7,11,.78);
  color:#fff;
  font-size:10px;
  font-weight:700;
}
html[data-theme="light"] .wallpaper-picker-modal{border-color:rgba(206,95,14,.24);background:rgba(250,250,252,.98);box-shadow:0 28px 90px rgba(30,34,45,.28);}
html[data-theme="light"] .wallpaper-picker-head{border-bottom-color:rgba(24,31,45,.10);}
html[data-theme="light"] .wallpaper-picker-head h3{color:#1d2330;}
html[data-theme="light"] .wallpaper-picker-close{border-color:rgba(24,31,45,.14);background:rgba(24,31,45,.05);color:#242b38;}
html[data-theme="light"] .wallpaper-choice{border-color:rgba(24,31,45,.12);background:rgba(255,255,255,.76);color:#252b36;}
html[data-theme="light"] .wallpaper-choice:hover{background:rgba(255,122,24,.07);}
html[data-theme="light"] .wallpaper-choice.is-selected{background:rgba(255,122,24,.10);}
@media (max-width:640px){
  .wallpaper-picker-button{width:34px!important;min-width:34px!important;padding:0!important;}
  .wallpaper-button-label{display:none;}
  dialog.wallpaper-picker-dialog[open]{width:calc(100vw - 20px);max-width:calc(100vw - 20px);}
  .wallpaper-picker-modal{max-height:88vh;border-radius:10px;}
  .wallpaper-picker-head{padding:14px 14px 11px;}
  .wallpaper-picker-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;padding:9px 9px 12px;}
  .wallpaper-choice{grid-template-rows:auto 20px;padding:3px;gap:3px;}
  .wallpaper-choice-name{font-size:9px;}
}

/* image-broken-note-fix-20260717 */
.image-broken-note {
  display: none !important;
}

.image-card.is-broken img {
  visibility: hidden;
}

.image-card.is-broken .image-broken-note {
  display: grid !important;
}

.image-card.is-broken .media-open-button {
  cursor: default;
}

/* Mobile workspace final: records stay primary, generation controls stay reachable. */
@media (max-width:640px){
  html,
  body{
    width:100%!important;
    height:100%!important;
    min-height:100%!important;
    overflow:hidden!important;
    overscroll-behavior:none;
  }
  .app-shell{
    width:100%!important;
    height:100dvh!important;
    min-height:100dvh!important;
    overflow:hidden!important;
    display:flex!important;
    flex-direction:column!important;
  }
  .sidebar{
    position:relative!important;
    width:100%!important;
    height:54px!important;
    min-height:54px!important;
    flex:0 0 54px!important;
    padding:6px 8px!important;
    overflow:hidden!important;
    border-right:0!important;
    border-bottom:1px solid rgba(255,143,48,.22)!important;
    background:rgba(7,9,15,.94)!important;
    backdrop-filter:blur(18px)!important;
  }
  .sidebar > :not(.nav-group){display:none!important;}
  .nav-group{
    width:100%!important;
    height:42px!important;
    display:grid!important;
    grid-template-columns:repeat(4,minmax(0,1fr))!important;
    gap:5px!important;
    padding:0!important;
    overflow:visible!important;
  }
  .workspace-btn{
    width:100%!important;
    min-width:0!important;
    height:42px!important;
    min-height:42px!important;
    padding:5px 4px!important;
    display:flex!important;
    align-items:center!important;
    justify-content:center!important;
    gap:5px!important;
    border-radius:11px!important;
    scroll-snap-align:none!important;
  }
  .workspace-btn .nav-icon{
    width:24px!important;
    height:24px!important;
    min-width:24px!important;
    flex:0 0 24px!important;
    display:grid!important;
    place-items:center!important;
    border-radius:8px!important;
    font-size:13px!important;
  }
  .workspace-btn .nav-text{min-width:0!important;}
  .workspace-btn .nav-text strong{
    font-size:11px!important;
    line-height:1.05!important;
    white-space:nowrap!important;
  }
  .workspace-btn .nav-text span{display:none!important;}
  .main{
    width:100%!important;
    height:calc(100dvh - 54px)!important;
    min-height:0!important;
    flex:1 1 auto!important;
    display:flex!important;
    flex-direction:column!important;
    overflow:hidden!important;
  }
  .topbar{
    position:relative!important;
    width:100%!important;
    min-height:50px!important;
    height:50px!important;
    flex:0 0 50px!important;
    padding:6px 10px!important;
    gap:8px!important;
    background:rgba(9,11,18,.88)!important;
    backdrop-filter:blur(16px)!important;
  }
  .page-title{min-width:0!important;gap:1px!important;}
  .page-title strong{font-size:16px!important;line-height:1.15!important;}
  .page-title span{
    max-width:52vw!important;
    font-size:10px!important;
    line-height:1.2!important;
    overflow:hidden!important;
    text-overflow:ellipsis!important;
    white-space:nowrap!important;
    display:block!important;
  }
  .top-actions{
    flex:0 0 auto!important;
    max-width:46vw!important;
    gap:5px!important;
    overflow-x:auto!important;
    scrollbar-width:none!important;
  }
  .top-actions::-webkit-scrollbar{display:none!important;}
  .top-actions .chip,
  .top-actions button,
  .balance-chip,
  #balanceBtn{
    min-width:36px!important;
    min-height:36px!important;
    height:36px!important;
    padding:0 9px!important;
    flex:0 0 auto!important;
    border-radius:12px!important;
    font-size:11px!important;
  }
  .canvas{
    width:100%!important;
    height:auto!important;
    min-height:0!important;
    max-height:none!important;
    flex:1 1 auto!important;
    padding:10px!important;
    overflow-y:auto!important;
    overflow-x:hidden!important;
    overscroll-behavior:contain!important;
    -webkit-overflow-scrolling:touch!important;
  }
  .messages{
    width:100%!important;
    height:auto!important;
    min-height:100%!important;
    padding:0 0 10px!important;
    gap:12px!important;
    overflow:visible!important;
  }
  .empty-state{
    width:100%!important;
    min-height:clamp(220px,42dvh,360px)!important;
    margin:0!important;
    padding:22px 18px!important;
    display:grid!important;
    place-content:center!important;
    border-radius:16px!important;
  }
  .empty-icon{width:44px!important;height:44px!important;margin-inline:auto!important;}
  .empty-state strong{font-size:16px!important;}
  .empty-state span{font-size:13px!important;}
  .msg,
  .msg-ai,
  .msg-user,
  .msg.assistant,
  .msg.user,
  .msg-ai.has-media{
    width:100%!important;
    max-width:100%!important;
  }
  .msg-ai .bubble{padding:10px!important;border-radius:14px!important;}
  .msg-ai .img-grid,
  .result-grid,
  .img-grid{
    grid-template-columns:repeat(2,minmax(0,1fr))!important;
    gap:8px!important;
  }
  .composer{
    position:relative!important;
    width:100%!important;
    height:auto!important;
    min-height:158px!important;
    max-height:min(42dvh,360px)!important;
    flex:0 1 auto!important;
    padding:8px 10px calc(9px + env(safe-area-inset-bottom))!important;
    overflow-y:auto!important;
    overflow-x:hidden!important;
    overscroll-behavior:contain!important;
    -webkit-overflow-scrolling:touch!important;
    border-top:1px solid rgba(255,143,48,.24)!important;
    background:rgba(7,9,15,.96)!important;
    backdrop-filter:blur(20px)!important;
    box-shadow:0 -12px 34px rgba(0,0,0,.26)!important;
  }
  .composer .compose-body{
    min-height:0!important;
    display:flex!important;
    flex-direction:column!important;
    gap:7px!important;
  }
  .mode-bar{width:100%!important;margin:0!important;overflow:visible!important;}
  .v3-chip-group{display:none!important;}
  .feature-picker{width:100%!important;min-width:0!important;}
  .feature-picker-trigger{
    width:100%!important;
    min-height:42px!important;
    height:42px!important;
    padding:5px 10px!important;
    border-radius:12px!important;
  }
  .feature-picker-icon{width:28px!important;height:28px!important;font-size:14px!important;}
  .feature-picker-copy strong{font-size:13px!important;}
  .feature-picker-copy em{font-size:10px!important;}
  .feature-picker-menu{
    position:fixed!important;
    left:8px!important;
    right:8px!important;
    bottom:calc(10px + env(safe-area-inset-bottom))!important;
    width:auto!important;
    max-height:68dvh!important;
    grid-template-columns:repeat(2,minmax(0,1fr))!important;
    gap:7px!important;
    overflow:auto!important;
    z-index:140!important;
  }
  .v3-select-row{
    width:100%!important;
    display:flex!important;
    flex-wrap:nowrap!important;
    gap:7px!important;
    margin:0!important;
    padding:0 0 2px!important;
    overflow-x:auto!important;
    overflow-y:hidden!important;
    scroll-snap-type:x proximity!important;
    scrollbar-width:none!important;
    -webkit-overflow-scrolling:touch!important;
  }
  .v3-select-row::-webkit-scrollbar{display:none!important;}
  .v3-select-field,
  .model-select-field,
  .detail-style-picker,
  .color-picker-panel,
  .image-cost-hint{
    width:112px!important;
    min-width:112px!important;
    max-width:112px!important;
    min-height:42px!important;
    height:42px!important;
    flex:0 0 112px!important;
    grid-column:auto!important;
    border-radius:12px!important;
    scroll-snap-align:start!important;
  }
  .v3-select-field{padding:0 7px!important;gap:2px!important;}
  .v3-select-field span{font-size:9px!important;line-height:1!important;}
  .v3-select-field select{
    width:100%!important;
    height:25px!important;
    min-width:0!important;
    padding:0 16px 0 0!important;
    font-size:12px!important;
  }
  .image-cost-hint{
    display:flex!important;
    align-items:center!important;
    justify-content:center!important;
    padding:0 8px!important;
    font-size:11px!important;
  }
  .color-picker-button{width:100%!important;height:42px!important;min-height:42px!important;border-radius:12px!important;justify-content:space-between!important;}
  .detail-style-trigger{height:42px!important;min-height:42px!important;border-radius:12px!important;padding:4px 8px!important;}
  .detail-style-copy small{font-size:9px!important;}
  .detail-style-copy strong{font-size:11px!important;}
  .detail-style-menu{
    position:fixed!important;
    left:8px!important;
    right:8px!important;
    bottom:calc(10px + env(safe-area-inset-bottom))!important;
    width:auto!important;
    max-height:68dvh!important;
    overflow:auto!important;
    z-index:145!important;
  }
  .composer .input-row{
    width:100%!important;
    display:grid!important;
    grid-template-columns:48px minmax(0,1fr) 74px!important;
    gap:7px!important;
    align-items:stretch!important;
    margin:0!important;
  }
  .composer .ref-button{
    width:48px!important;
    min-width:48px!important;
    height:52px!important;
    min-height:52px!important;
    border-radius:14px!important;
    font-size:19px!important;
  }
  #promptInput{
    width:100%!important;
    min-height:52px!important;
    height:52px!important;
    max-height:104px!important;
    padding:9px 11px!important;
    border-radius:14px!important;
    font-size:16px!important;
    line-height:1.3!important;
    resize:none!important;
  }
  .composer .send-actions{
    width:74px!important;
    min-width:74px!important;
    height:52px!important;
    display:flex!important;
    flex-direction:column!important;
    gap:0!important;
  }
  .composer .send-actions button,
  #sendBtn,
  #stopBtn{
    width:74px!important;
    min-width:74px!important;
    height:52px!important;
    min-height:52px!important;
    padding:0 6px!important;
    border-radius:14px!important;
    font-size:14px!important;
    line-height:1!important;
  }
  #stopBtn:not([hidden]) + #sendBtn{display:none!important;}
  .thumb-row,
  .ref-list{max-height:72px!important;overflow-x:auto!important;overflow-y:hidden!important;}
  .video-spec-panel{padding:8px!important;border-radius:12px!important;}
  .video-spec-grid{display:flex!important;flex-wrap:nowrap!important;gap:7px!important;overflow-x:auto!important;scrollbar-width:none!important;}
  .video-spec-grid::-webkit-scrollbar{display:none!important;}
  .video-spec-grid label{min-width:112px!important;flex:0 0 112px!important;}
  .video-spec-grid select,
  .video-spec-grid input{min-height:40px!important;font-size:12px!important;}
  .color-picker-popover{
    position:fixed!important;
    left:8px!important;
    right:8px!important;
    bottom:calc(8px + env(safe-area-inset-bottom))!important;
    width:auto!important;
    max-height:72dvh!important;
    z-index:150!important;
  }
  .wallpaper-picker-button{width:36px!important;min-width:36px!important;padding:0!important;}
  .wallpaper-button-label{display:none!important;}
}

@media (max-width:350px){
  .workspace-btn{gap:3px!important;padding-inline:2px!important;}
  .workspace-btn .nav-icon{width:21px!important;height:21px!important;min-width:21px!important;flex-basis:21px!important;font-size:12px!important;}
  .workspace-btn .nav-text strong{font-size:10px!important;}
  .page-title span{display:none!important;}
  .top-actions{max-width:52vw!important;}
  .v3-select-field,
  .model-select-field,
  .detail-style-picker,
  .color-picker-panel,
  .image-cost-hint{width:104px!important;min-width:104px!important;max-width:104px!important;flex-basis:104px!important;}
  .composer .input-row{grid-template-columns:44px minmax(0,1fr) 66px!important;}
  .composer .ref-button{width:44px!important;min-width:44px!important;}
  .composer .send-actions,
  .composer .send-actions button,
  #sendBtn,
  #stopBtn{width:66px!important;min-width:66px!important;}
}