/* ===== Punimaker Studio ===== */
:root{
  --ink:#4E3125;
  --ink2:#7A5A4C;
  --ink3:#A88A80;
  --line:#F0E2DA;
  --pink:#F7B7C4;
  --pink-d:#E8939F;
  --pink-l:#FFE9EE;
  --cream:#FFF9F6;
  --card:#FFFFFF;
  --green:#12B76A;
  --green-d:#0E9C5B;
  --sh:0 10px 30px rgba(120,80,64,.08);
  --sh2:0 18px 46px rgba(120,80,64,.14);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic","PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--ink);line-height:1.6;
  background:
    radial-gradient(900px 600px at 12% -10%, #FFEFF3 0%, rgba(255,239,243,0) 60%),
    radial-gradient(800px 520px at 100% 0%, #F3F7FF 0%, rgba(243,247,255,0) 55%),
    var(--cream);
  min-height:100vh;
}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
b{font-weight:800}

/* ---------- header ---------- */
.hd{position:sticky;top:0;z-index:40;background:rgba(255,250,247,.86);backdrop-filter:blur(14px);border-bottom:1px solid rgba(240,226,218,.9)}
.hd-in{max-width:1240px;margin:0 auto;height:62px;padding:0 18px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.brand{display:flex;align-items:center;gap:9px}
.logo{width:34px;height:34px;border-radius:12px;background:#fff;box-shadow:0 3px 10px rgba(232,147,159,.3);display:grid;place-items:center}
.logo svg{width:24px;height:24px}
.bt{display:flex;flex-direction:column;line-height:1.12;white-space:nowrap}
.bt b{font-size:15px;letter-spacing:.2px}
.bt small{font-size:10px;color:var(--ink3);font-weight:700}
.lang{display:flex;gap:2px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:3px}
.lang button{font-size:11px;font-weight:800;color:var(--ink3);padding:4px 9px;border-radius:999px;white-space:nowrap}
.lang button.on{background:var(--pink-d);color:#fff}

/* ---------- layout ---------- */
.page{max-width:1240px;margin:0 auto;padding:22px 16px 40px}
.hero{text-align:center;padding:8px 0 20px}
.hero h1{font-size:27px;line-height:1.4;margin:0 0 8px;letter-spacing:.2px}
.hero p{margin:0;color:var(--ink2);font-size:13.5px}
.hero-tags{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin:14px 0 0}
.hero-tags li{font-size:11px;font-weight:800;color:var(--ink2);background:#fff;border:1px solid var(--line);border-radius:999px;padding:5px 11px}
.grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,1fr);gap:16px;align-items:start}
.grid>*{min-width:0}
.panel{display:flex;flex-direction:column;gap:14px;min-width:0}

/* ---------- card ---------- */
.card{background:var(--card);border-radius:20px;padding:16px;box-shadow:var(--sh);border:1px solid rgba(240,226,218,.75)}
.card-hd{display:flex;align-items:center;gap:8px;margin-bottom:12px;font-size:13.5px}
.card-hd .num{width:22px;height:22px;border-radius:8px;background:var(--pink-l);color:var(--pink-d);font-size:11px;font-weight:900;display:grid;place-items:center;flex:0 0 auto}
.card-hd .dot{width:7px;height:7px;border-radius:50%;background:var(--pink-d);box-shadow:0 0 0 4px rgba(232,147,159,.16)}
.card-hd .ch-dot{width:22px;height:22px;border-radius:8px;background:#EAF7F0;color:var(--green-d);display:grid;place-items:center;font-size:12px;flex:0 0 auto}
.card-hd .ch-dot::before{content:"✦"}
.card-hd .live{margin-left:auto;font-size:10px;font-weight:800;color:var(--pink-d);background:var(--pink-l);border-radius:999px;padding:3px 8px}
.card-hd .more{margin-left:auto;font-size:11px;font-weight:800;color:var(--ink3)}
.hint{font-size:10.5px;color:var(--ink3);margin:9px 0 0;font-weight:600}
.warn{margin:11px 0 0;font-size:10.5px;line-height:1.7;color:#A26A5C;background:#FFF6F2;border:1px solid #FBE6DD;border-radius:12px;padding:9px 11px}

/* ---------- stage ---------- */
.stage-card{padding:14px 14px 16px}
.tabs{display:flex;gap:6px;background:#FBF3EF;border-radius:12px;padding:4px;margin-bottom:12px}
.tab{flex:1;font-size:11.5px;font-weight:800;color:var(--ink3);padding:7px 6px;border-radius:9px;white-space:nowrap}
.tab.on{background:#fff;color:var(--pink-d);box-shadow:0 2px 8px rgba(232,147,159,.2)}
.tab:disabled{opacity:.45}
.canvas-wrap{
  position:relative;width:100%;min-width:0;border-radius:16px;overflow:hidden;
  /* 中性冷灰背景：与奶白/粉色的本体形成对比，才能看清边缘和颜色 */
  background:radial-gradient(ellipse 78% 68% at 50% 34%, #FFFFFF 0%, #F1F4F8 44%, #DFE6EE 76%, #C9D4E0 100%);
  box-shadow:inset 0 0 0 1px rgba(24,42,58,.07), inset 0 -20px 36px rgba(30,45,60,.07);
  display:flex;align-items:center;justify-content:center;
}
.stage-inner{position:relative;margin:0 auto;z-index:2;max-width:100%}
.shape-bg{position:absolute;left:0;top:0;width:100%;height:100%;z-index:0;pointer-events:none}
.canvas-wrap .canvas-container{position:relative!important;z-index:2}
.ai-view{position:absolute;inset:0;z-index:5;background:#fff;display:flex;flex-direction:column}
.ai-view[hidden],.ai-loading[hidden],.fab-badge[hidden],.ai-msg[hidden]{display:none!important}
.ai-view img{width:100%;flex:1;object-fit:contain;background:#EDF1F5}
.ai-acts{display:flex;gap:6px;padding:8px 10px 0;background:#fff}
.ai-acts .aib{flex:1;font-size:11px;font-weight:800;padding:8px;border-radius:10px;background:#FBF3EF;color:var(--ink2)}
.ai-acts .aib.green{background:var(--green);color:#fff}
.ai-view .ai-note{font-size:9.5px;color:var(--ink3);text-align:center;padding:6px 10px;font-weight:600;background:#fff}
.ai-loading{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;background:rgba(255,253,251,.94);text-align:center;padding:20px}
.ai-loading b{font-size:13px}
.ai-loading small{font-size:11px;color:var(--ink3);font-weight:700}
/* AI 未設定 / 失敗 的明确提示面板 */
.ai-msg{
  position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:7px;text-align:center;padding:16px 16px;background:#F7F9FB;overflow:auto;
}
.ai-msg .aic{
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;font-size:17px;font-weight:900;flex:0 0 auto;
  background:#FFF3E0;color:#D9822B;border:1px solid #FBE0BC;
}
.ai-msg.warn .aic{background:#FFEDF0;color:#D9536A;border-color:#FAD2DA}
.ai-msg b{font-size:12.5px;color:var(--ink);line-height:1.35}
.ai-msg p{margin:0;font-size:10.5px;line-height:1.62;color:#6C7A86;font-weight:600;max-width:25em}
.ai-msg code{font-family:inherit;background:#E7EDF3;color:#3F5567;border-radius:5px;padding:1px 5px;font-weight:800;font-size:10px}
.ai-msg .ai-msg-btns{display:flex;gap:6px;margin-top:2px;flex-wrap:wrap;justify-content:center}
.ai-msg .aib{font-size:10.5px;font-weight:800;padding:7px 13px;border-radius:9px;background:#fff;color:var(--ink2);box-shadow:0 2px 8px rgba(24,42,58,.1)}
.ai-msg .aib.green{background:var(--green);color:#fff;box-shadow:0 4px 12px rgba(37,160,106,.28)}
.spinner{width:30px;height:30px;border-radius:50%;border:3px solid var(--pink-l);border-top-color:var(--pink-d);animation:sp .8s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}

.tbar{display:flex;gap:6px;justify-content:center;margin-top:12px}
.tbar button{width:34px;height:34px;border-radius:11px;background:#FBF3EF;display:grid;place-items:center;transition:.15s}
.tbar button:hover{background:var(--pink-l)}
.tbar svg{width:16px;height:16px;fill:none;stroke:var(--ink2);stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.tbar .danger:hover{background:#FFEBEF}
.tbar .danger svg{stroke:#E06A7A}
.stage-hint{font-size:10px;color:var(--ink3);text-align:center;margin:8px 0 0;font-weight:600}

.ai-cta{
  display:flex;align-items:center;gap:11px;width:100%;margin-top:12px;
  background:linear-gradient(100deg,#F8C8D3 0%,#EFB3C4 46%,#DDB6F0 100%);
  color:#5A2F3D;border-radius:16px;padding:13px 15px;text-align:left;
  box-shadow:0 12px 26px rgba(232,147,159,.34);transition:.18s;
}
.ai-cta:hover{transform:translateY(-1px);box-shadow:0 16px 32px rgba(232,147,159,.42)}
.ai-cta .spark{font-size:17px}
.ai-cta .tx{display:flex;flex-direction:column;line-height:1.25;flex:1;min-width:0}
.ai-cta .tx b{font-size:13.5px}
.ai-cta .tx small{font-size:10px;font-weight:700;opacity:.72}
.ai-cta .arw{font-size:20px;opacity:.55}
.ai-cta[disabled]{opacity:.6;pointer-events:none}

/* ---------- shapes ---------- */
.shapes{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.shape-btn{display:flex;flex-direction:column;align-items:center;gap:7px;padding:14px 8px 11px;border-radius:15px;background:#FDF7F4;border:1.6px solid transparent;font-size:11.5px;font-weight:800;color:var(--ink2);transition:.15s}
.shape-btn .pv svg{width:38px;height:38px;color:#EFD9D1;transition:.15s}
.shape-btn.on{background:#fff;border-color:var(--pink-d);box-shadow:0 6px 16px rgba(232,147,159,.16);color:var(--pink-d)}
.shape-btn.on .pv svg{color:var(--pink)}

/* ---------- upload ---------- */
.drop{display:flex;flex-direction:column;align-items:center;gap:5px;padding:20px 12px;border-radius:16px;border:1.8px dashed #F3C9D2;background:#FFFAF8;text-align:center;cursor:pointer;transition:.16s}
.drop:hover,.drop.over{background:var(--pink-l);border-color:var(--pink-d)}
.drop .ic{width:24px;height:24px;fill:none;stroke:var(--pink-d);stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.drop b{font-size:12px}
.drop small{font-size:10px;color:var(--ink3);font-weight:700}

.switch{display:flex;align-items:flex-start;gap:9px;margin-top:11px;cursor:pointer;background:#FBF7F4;border-radius:12px;padding:9px 11px}
.switch.tight{margin-top:9px}
.switch input{display:none}
.sw-ui{position:relative;width:34px;height:20px;border-radius:999px;background:#E4D5CE;flex:0 0 auto;margin-top:1px;transition:.16s}
.sw-ui::after{content:"";position:absolute;left:2px;top:2px;width:16px;height:16px;border-radius:50%;background:#fff;transition:.16s;box-shadow:0 1px 4px rgba(0,0,0,.16)}
.switch input:checked+.sw-ui{background:var(--pink-d)}
.switch input:checked+.sw-ui::after{transform:translateX(14px)}
.sw-tx{display:flex;flex-direction:column;line-height:1.35;min-width:0}
.sw-tx b{font-size:11.5px}
.sw-tx small{font-size:9.5px;color:var(--ink3);font-weight:600}

.objlist{margin-top:9px;display:flex;flex-direction:column;gap:6px}
.obj-row{display:flex;align-items:center;gap:8px;background:#FBF7F4;border-radius:11px;padding:7px 9px;font-size:11px;font-weight:700}
.obj-row.act{background:var(--pink-l);outline:1px solid #F6C2CE}
.obj-row .nm{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.obj-row .ct{font-size:9px;color:var(--ink3);font-weight:800}
.obj-row .x{width:20px;height:20px;border-radius:7px;display:grid;place-items:center;color:#E06A7A;font-size:12px;font-weight:900}
.obj-row .x:hover{background:#FFECEF}
.empty-hint{font-size:10.5px;color:var(--ink3);font-weight:700;text-align:center;padding:6px 0 0}

/* ---------- notes ---------- */
textarea{
  width:100%;min-height:88px;resize:vertical;border-radius:13px;border:1.5px solid var(--line);
  background:#FFFBFA;padding:11px 12px;font:inherit;font-size:12.5px;color:var(--ink);outline:none;line-height:1.65;
}
textarea:focus{border-color:var(--pink-d);background:#fff}
.note-foot{display:flex;align-items:center;justify-content:space-between;margin-top:7px}
#noteCount{font-size:10px;color:var(--ink3);font-weight:700}
.chip-mini{font-size:10px;font-weight:800;color:var(--pink-d);background:var(--pink-l);border-radius:999px;padding:4px 10px}
.chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
.chip{font-size:10.5px;font-weight:800;color:var(--ink2);background:#FBF3EF;border-radius:999px;padding:5px 10px;transition:.14s}
.chip:hover{background:var(--pink-l);color:var(--pink-d)}

/* ---------- download ---------- */
.dl{display:flex;align-items:center;gap:10px;width:100%;padding:11px 12px;border-radius:14px;background:#FBF7F4;text-align:left;margin-bottom:8px;transition:.15s}
.dl:hover{background:var(--pink-l)}
.dl .di{width:26px;height:26px;border-radius:9px;background:#fff;display:grid;place-items:center;color:var(--pink-d);font-size:12px;flex:0 0 auto}
.dl .dt{display:flex;flex-direction:column;line-height:1.3;flex:1;min-width:0}
.dl .dt b{font-size:12px}
.dl .dt small{font-size:9.5px;color:var(--ink3);font-weight:700}
.dl .arw{color:var(--ink3);font-size:17px}
.dl.dark{background:linear-gradient(100deg,#4E3125,#6B4635);color:#fff;box-shadow:0 8px 20px rgba(78,49,37,.22)}
.dl.dark .dt small{color:rgba(255,255,255,.62)}
.dl.dark .di{background:rgba(255,255,255,.16);color:#FFD9E1}
.dl.dark:hover{filter:brightness(1.06)}

/* ---------- cases ---------- */
.cases{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.case{position:relative;border-radius:12px;overflow:hidden;background:#FBF3EF;aspect-ratio:1/1;cursor:pointer}
.case img{width:100%;height:100%;object-fit:cover;display:block;transition:.3s}
.case:hover img{transform:scale(1.06)}
.case .cs{position:absolute;left:0;right:0;bottom:0;padding:14px 7px 6px;font-size:9px;font-weight:800;color:#fff;background:linear-gradient(transparent,rgba(60,30,20,.72));line-height:1.3}
.case .ctag{position:absolute;top:6px;left:6px;font-size:8.5px;font-weight:900;color:#fff;background:rgba(232,147,159,.95);border-radius:999px;padding:2px 7px}
.case-sk{border-radius:12px;aspect-ratio:1/1;background:linear-gradient(100deg,#FBF3EF 30%,#F7EAE4 50%,#FBF3EF 70%);background-size:220% 100%;animation:sk 1.2s linear infinite}
@keyframes sk{to{background-position:-120% 0}}

/* ---------- flow ---------- */
.steps{display:flex;flex-direction:column;gap:7px;margin-bottom:12px}
.steps li{display:flex;align-items:center;gap:9px;font-size:11.5px;font-weight:700;color:var(--ink2)}
.steps i{width:20px;height:20px;border-radius:50%;background:var(--pink-l);color:var(--pink-d);font-size:10px;font-weight:900;display:grid;place-items:center;font-style:normal;flex:0 0 auto}
.cta-green{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;background:linear-gradient(100deg,var(--green),#0FA55F);color:#fff;border-radius:14px;padding:13px;box-shadow:0 10px 22px rgba(18,183,106,.28);transition:.16s}
.cta-green:hover{transform:translateY(-1px)}
.cta-green b{font-size:13px}
.cta-green .dot{width:7px;height:7px;border-radius:50%;background:#C8FFDF;box-shadow:0 0 0 3px rgba(255,255,255,.22)}

/* ---------- footer ---------- */
.ft{text-align:center;padding:26px 0 10px;color:var(--ink3);font-size:10.5px;font-weight:600}

/* ---------- fab ---------- */
.fab{
  position:fixed;right:16px;top:50%;transform:translateY(-50%);z-index:60;
  display:flex;flex-direction:column;align-items:center;gap:3px;
  background:linear-gradient(160deg,#19C97A,#0E9C5B);color:#fff;
  border-radius:18px;padding:13px 11px;box-shadow:0 14px 30px rgba(18,183,106,.38);
  animation:fabIn .5s ease both;
}
@keyframes fabIn{from{opacity:0;transform:translateY(-50%) scale(.9)}to{opacity:1;transform:translateY(-50%) scale(1)}}
.fab:hover{filter:brightness(1.05)}
.fab .fab-ic svg{width:25px;height:25px;display:block}
.fab .fab-tx{display:flex;flex-direction:column;align-items:center;line-height:1.2}
.fab .fab-tx b{font-size:10.5px;writing-mode:vertical-rl;letter-spacing:1px;margin-top:2px}
.fab .fab-tx small{display:none}
.fab-badge{position:absolute;top:-5px;right:-5px;min-width:18px;height:18px;border-radius:999px;background:#FF4D67;color:#fff;font-size:10px;font-weight:900;display:grid;place-items:center;border:2px solid #fff;padding:0 4px}

/* ---------- chat ---------- */
.chat{position:fixed;right:18px;bottom:18px;z-index:70;width:330px;max-width:calc(100vw - 24px);height:440px;max-height:calc(100vh - 40px);
  background:#fff;border-radius:20px;box-shadow:0 26px 60px rgba(80,45,35,.26);display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--line)}
.chat[hidden]{display:none}
.chat-hd{background:linear-gradient(100deg,#12B76A,#0E9C5B);color:#fff;padding:12px 13px;display:flex;align-items:center;justify-content:space-between}
.ch-who{display:flex;align-items:center;gap:9px}
.ch-av{width:30px;height:30px;border-radius:11px;background:rgba(255,255,255,.22);display:grid;place-items:center;font-size:13px;font-weight:900}
.ch-who>span:last-child{display:flex;flex-direction:column;line-height:1.25}
.ch-who b{font-size:12.5px}
.ch-who small{font-size:9.5px;font-weight:700;display:flex;align-items:center;gap:4px;opacity:.92}
.online{width:6px;height:6px;border-radius:50%;background:#B7FFD6;display:inline-block}
.ch-x{color:#fff;font-size:14px;opacity:.85;padding:2px 4px}
.chat-list{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:8px;background:#FBFAF9}
.msg{max-width:82%;padding:8px 11px;border-radius:14px;font-size:12px;line-height:1.55;white-space:pre-wrap;word-break:break-word;position:relative}
.msg.c{align-self:flex-end;background:var(--pink-l);border-bottom-right-radius:5px}
.msg.a{align-self:flex-start;background:#fff;border:1px solid var(--line);border-bottom-left-radius:5px}
.msg .ts{display:block;font-size:8.5px;color:var(--ink3);margin-top:3px;font-weight:700}
.msg img{max-width:100%;border-radius:10px;display:block;margin-bottom:3px}
.chat-in .att{width:32px;height:32px;border-radius:50%;background:#F3EEEB;display:grid;place-items:center;flex:0 0 auto}
.chat-in .att svg{width:15px;height:15px;stroke:var(--ink2);stroke-width:2;fill:none;stroke-linecap:round}
.msg.sys{align-self:center;background:none;color:var(--ink3);font-size:10px;font-weight:700;text-align:center;max-width:100%}
.chat-in{display:flex;gap:7px;padding:9px;border-top:1px solid var(--line);background:#fff}
.chat-in input{flex:1;min-width:0;border:1.5px solid var(--line);border-radius:999px;padding:9px 13px;font:inherit;font-size:12px;outline:none;background:#FFFBFA}
.chat-in input:focus{border-color:var(--pink-d)}
.chat-in button{width:36px;height:36px;border-radius:50%;background:var(--green);display:grid;place-items:center;flex:0 0 auto}
.chat-in svg{width:16px;height:16px;color:#fff}
.chat-tip{font-size:9px;color:var(--ink3);text-align:center;padding:0 10px 8px;font-weight:600;background:#fff}

/* ---------- toast / modal ---------- */
.toast{position:fixed;left:50%;bottom:66px;transform:translate(-50%,20px);background:rgba(60,35,26,.94);color:#fff;font-size:12px;font-weight:700;padding:10px 16px;border-radius:999px;opacity:0;pointer-events:none;transition:.25s;z-index:90;max-width:88vw;text-align:center}
.toast.on{opacity:1;transform:translate(-50%,0)}
.modal{position:fixed;inset:0;z-index:95;background:rgba(50,30,22,.5);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:16px}
.modal[hidden]{display:none}
.mb{background:#fff;border-radius:22px;width:100%;max-width:420px;max-height:90vh;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 30px 70px rgba(0,0,0,.3)}
.mh{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--line)}
.mh b{font-size:13.5px}
.mx{font-size:14px;color:var(--ink3)}
.mbody{padding:14px 16px;overflow-y:auto}
.mbody img{width:100%;border-radius:14px;display:block;background:#FBF3EF}
.mbody p{font-size:11.5px;color:var(--ink2);margin:10px 0 0;line-height:1.7}
.macts{display:flex;gap:8px;padding:12px 16px 16px}
.macts .btn{flex:1;border-radius:12px;padding:11px;font-size:12px;font-weight:800;background:#FBF3EF;color:var(--ink2)}
.macts .btn.primary{background:var(--pink-d);color:#fff}
.macts .btn.dark{background:var(--ink);color:#fff}
.macts .btn.green{background:var(--green);color:#fff}

/* ---------- mobile ---------- */
@media(max-width:920px){
  .grid{grid-template-columns:1fr}
  .stage-card{order:-1}
}
@media(max-width:620px){
  .page{padding:14px 12px 30px}
  .hero{padding:2px 0 14px}
  .hero h1{font-size:19.5px}
  .hero p{font-size:12px}
  .hero-tags{margin-top:10px}
  .bt b{font-size:13.5px}
  .bt small{font-size:9.5px}
  .lang button{font-size:10px;padding:3px 7px}
  .card{padding:13px;border-radius:17px}
  .cases{grid-template-columns:repeat(3,1fr)}
  .fab{top:auto;bottom:78px;transform:none;right:12px;flex-direction:row;border-radius:999px;padding:11px 15px;gap:7px}
  @keyframes fabIn{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}
  .fab .fab-tx b{writing-mode:horizontal-tb;font-size:11px;letter-spacing:0}
  .fab .fab-tx small{display:flex;font-size:8.5px;font-weight:700;opacity:.85}
  .fab .fab-tx{align-items:flex-start}
  .chat{right:8px;left:8px;width:auto;bottom:8px;height:74vh;max-height:74vh}
  .tab{font-size:11px}
}