/* minski AI — extracted stylesheet */
*,*::before,*::after{box-sizing:border-box}
:root{
  --bg:#0B0C0E;--surface:#131417;--raised:#1B1D21;--hover:#23262B;
  --border:rgba(255,255,255,.09);--border-strong:rgba(255,255,255,.18);
  --text:#F4F4F5;--muted:rgba(244,244,245,.62);--faint:rgba(244,244,245,.40);
  --accent:#5E9FE8;--accent-hover:#78AEEC;--accent-soft:rgba(94,159,232,.14);
  --danger:#E97366;--danger-soft:rgba(233,115,102,.12);--ok:#72BC8F;
  --r:12px;--rs:10px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  --mono:"SF Mono",ui-monospace,Menlo,Consolas,"Liberation Mono",monospace;
  --sat:env(safe-area-inset-top,0px);--sab:env(safe-area-inset-bottom,0px);
  --sal:env(safe-area-inset-left,0px);--sar:env(safe-area-inset-right,0px);
  --sbw:276px;
  /* viewportFitV2: real visible viewport, kept in sync from JS */
  --app-h:100dvh;--app-w:100vw;--vv-top:0px;
}
html,body{margin:0;padding:0;height:100%;height:100dvh;width:100%;overscroll-behavior:none}
body{background:var(--bg);color:var(--text);font:16px/1.55 var(--font);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow:hidden;overscroll-behavior:none}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0;padding:0}
:focus{outline:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px}
::selection{background:rgba(94,159,232,.32)}
.sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- shell ---------- */
.app{position:fixed;left:0;right:0;top:var(--vv-top,0px);height:var(--app-h,100dvh);display:flex;overflow:hidden;background:var(--bg)}

/* ---------- sidebar ---------- */
.sidebar{width:var(--sbw);flex:0 0 var(--sbw);display:flex;flex-direction:column;min-height:0;background:var(--surface);border-right:1px solid var(--border);padding-top:var(--sat);padding-bottom:var(--sab);padding-left:var(--sal);transition:margin-left .22s ease,transform .22s ease}
.app.sb-collapsed .sidebar{margin-left:calc(-1 * var(--sbw))}
.sb-head{display:flex;align-items:center;gap:10px;padding:14px 12px 10px 14px}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-mark{width:30px;height:30px;flex:0 0 30px;border-radius:9px;background:var(--bg);border:1px solid var(--border-strong);display:grid;place-items:center}
.brand-mark svg{width:18px;height:18px;display:block}
.brand-name{font-size:15px;font-weight:650;letter-spacing:-.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.brand-name span{color:var(--accent)}
.sb-close{margin-left:auto;display:none;width:40px;height:40px;border-radius:10px;color:var(--muted);align-items:center;justify-content:center}
.sb-close:hover{background:var(--hover);color:var(--text)}
.sb-new{margin:2px 12px 10px;display:flex;align-items:center;justify-content:center;gap:8px;min-height:42px;border:1px solid var(--border-strong);border-radius:var(--rs);font-size:14px;font-weight:560;color:var(--text);background:var(--raised);transition:background .15s ease,border-color .15s ease}
.sb-new:hover{background:var(--hover);border-color:rgba(255,255,255,.28)}
.sb-new svg{width:16px;height:16px}
.sb-label{padding:6px 16px 4px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--faint)}
.sb-list{flex:1 1 auto;min-height:0;overflow-y:auto;overflow-x:hidden;padding:0 8px 8px;scrollbar-width:thin}
.sb-list::-webkit-scrollbar{width:8px}
.sb-list::-webkit-scrollbar-thumb{background:rgba(255,255,255,.12);border-radius:8px}
.chat-item{display:flex;align-items:center;gap:6px;width:100%;padding:8px 6px 8px 10px;border-radius:var(--rs);color:var(--muted);transition:background .12s ease,color .12s ease}
.chat-item:hover{background:var(--raised);color:var(--text)}
.chat-item.active{background:var(--hover);color:var(--text)}
.chat-item .ci-title{flex:1 1 auto;min-width:0;text-align:left;font-size:14px;line-height:1.35;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding:4px 0;background:none}
.ci-actions{display:flex;gap:2px;opacity:0;flex:0 0 auto;transition:opacity .12s ease}
.chat-item:hover .ci-actions,.chat-item.active .ci-actions,.chat-item:focus-within .ci-actions{opacity:1}
.ci-btn{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;color:var(--faint)}
.ci-btn:hover{background:rgba(255,255,255,.10);color:var(--text)}
.ci-btn.danger:hover{background:var(--danger-soft);color:var(--danger)}
.ci-btn svg{width:15px;height:15px}
.sb-empty{padding:10px 12px;font-size:13px;color:var(--faint)}
.sb-foot{border-top:1px solid var(--border);padding:10px 12px;display:flex;flex-direction:column;gap:8px}
.sb-foot-btn{display:flex;align-items:center;gap:10px;min-height:42px;padding:0 10px;border-radius:var(--rs);font-size:14px;color:var(--muted);text-align:left}
.sb-foot-btn:hover{background:var(--raised);color:var(--text)}
.sb-foot-btn svg{width:17px;height:17px;flex:0 0 17px}
.sb-foot-meta{font-size:11.5px;color:var(--faint);padding:0 10px 2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.55);opacity:0;pointer-events:none;transition:opacity .2s ease;z-index:40;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}
.overlay.show{opacity:1;pointer-events:auto}

/* ---------- main ---------- */
.main{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;min-height:0;position:relative}
.header{display:flex;align-items:center;gap:10px;padding:10px 14px;padding-top:calc(10px + var(--sat));padding-right:calc(14px + var(--sar));border-bottom:1px solid var(--border);background:rgba(11,12,14,.86);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:10}
.icon-btn{width:40px;height:40px;flex:0 0 40px;border-radius:10px;display:grid;place-items:center;color:var(--muted);transition:background .15s ease,color .15s ease}
.icon-btn:hover{background:var(--raised);color:var(--text)}
.icon-btn svg{width:19px;height:19px}
.header-title{display:flex;align-items:center;gap:9px;min-width:0}
.header-title .brand-name{font-size:15.5px}
.model-pill{margin-left:auto;display:flex;align-items:center;gap:7px;max-width:44vw;padding:6px 11px;border:1px solid var(--border);border-radius:999px;background:var(--surface);font-size:12.5px;color:var(--muted);transition:border-color .15s ease,color .15s ease}
.model-pill:hover{border-color:var(--border-strong);color:var(--text)}
.model-pill .dot{width:6px;height:6px;border-radius:50%;background:var(--ok);flex:0 0 6px}
.model-pill .dot.off{background:var(--danger)}
.model-pill span.mp-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.model-pill .mp-caret{width:13px;height:13px;flex:0 0 13px;opacity:.75;background:none;border-radius:0;animation:none}
.menu{position:fixed;z-index:55;min-width:264px;max-width:min(360px,calc(100vw - 24px));background:var(--raised);border:1px solid var(--border-strong);border-radius:14px;box-shadow:0 18px 48px rgba(0,0,0,.55);padding:6px;display:none;max-height:min(70vh,520px);overflow-y:auto;overscroll-behavior:contain}
.menu.show{display:block;animation:pop .16s ease both}
.menu-label{padding:8px 10px 4px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--faint)}
.menu-item{display:flex;align-items:center;gap:10px;width:100%;padding:9px 10px;border-radius:10px;text-align:left;color:var(--text);font-size:14px}
.menu-item:hover{background:var(--hover)}
.menu-item .mi-main{flex:1 1 auto;min-width:0}
.menu-item .mi-title{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:560}
.menu-item .mi-sub{font-size:12px;color:var(--faint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mi-check{width:16px;height:16px;flex:0 0 16px;color:var(--accent);opacity:0;display:grid;place-items:center}
.mi-check svg{width:16px;height:16px}
.menu-item.on .mi-check{opacity:1}
.mi-dot{width:7px;height:7px;border-radius:50%;flex:0 0 7px;background:var(--ok)}
.mi-dot.off{background:var(--danger)}
.menu-sep{height:1px;background:var(--border);margin:6px 4px}
.menu-item.muted{color:var(--muted);font-size:13.5px}
.key-list{display:flex;flex-direction:column;gap:10px}
.key-card{border:1px solid var(--border);border-radius:var(--r);background:var(--bg);padding:12px}
.key-card.on{border-color:rgba(94,159,232,.55);background:rgba(94,159,232,.07)}
.key-top{display:flex;align-items:center;gap:8px;min-width:0}
.key-name{font-size:14.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.key-badge{flex:0 0 auto;font-size:11px;padding:2px 8px;border-radius:999px;border:1px solid var(--border-strong);color:var(--muted);white-space:nowrap}
.key-badge.active{color:var(--accent);border-color:rgba(94,159,232,.5);background:var(--accent-soft)}
.key-meta{margin-top:6px;font-size:12.5px;color:var(--faint);word-break:break-word}
.key-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.key-actions .btn{min-height:36px;padding:0 12px;font-size:13px}
.empty-keys{border:1px dashed var(--border-strong);border-radius:var(--r);padding:16px;text-align:center;color:var(--muted);font-size:13.5px;line-height:1.5}
.cur-ai{border:1px solid var(--border);border-radius:var(--rs);background:var(--bg);padding:10px 12px;font-size:14px;display:flex;align-items:center;gap:9px;min-width:0}
.cur-ai .ca-main{min-width:0}
.cur-ai .ca-title{font-weight:560;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cur-ai .ca-sub{font-size:12px;color:var(--faint);word-break:break-word}
.note.danger{border-left-color:var(--danger);color:var(--danger)}
@media (max-width:640px){
  .menu{left:8px!important;right:8px!important;top:auto!important;bottom:calc(10px + var(--sab));width:auto;max-width:none;padding:8px;border-radius:18px;max-height:min(72vh,560px)}
  .menu-item{padding:12px;font-size:15px}
  .key-actions .btn{flex:1 1 auto}
}

.scroller{flex:1 1 auto;min-height:0;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;scrollbar-width:thin}
.scroller::-webkit-scrollbar{width:9px}
.scroller::-webkit-scrollbar-thumb{background:rgba(255,255,255,.13);border-radius:9px}
.thread{max-width:min(768px,100%);margin:0 auto;padding:24px max(18px,var(--sal)) 8px max(18px,var(--sar));display:flex;flex-direction:column;gap:22px}

.msg{display:flex;flex-direction:column;gap:7px;animation:rise .22s ease both}
@keyframes rise{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.msg.user{align-items:flex-end}
.bubble{max-width:86%;background:var(--raised);border:1px solid var(--border);border-radius:16px 16px 4px 16px;padding:11px 14px;white-space:pre-wrap;overflow-wrap:anywhere;font-size:15.5px}
.msg-role{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--faint);letter-spacing:.02em}
.msg-role .avatar{width:20px;height:20px;border-radius:6px;background:var(--bg);border:1px solid var(--border-strong);display:grid;place-items:center}
.msg-role .avatar svg{width:12px;height:12px}
.msg-actions{display:flex;flex-wrap:wrap;gap:4px;margin-top:2px;max-width:100%;opacity:.55;transition:opacity .15s ease}
.msg:hover .msg-actions,.msg:focus-within .msg-actions{opacity:1}
.mini-btn{display:inline-flex;align-items:center;gap:6px;height:32px;padding:0 10px;border-radius:8px;font-size:12.5px;color:var(--muted);border:1px solid transparent}
.mini-btn:hover{background:var(--raised);color:var(--text);border-color:var(--border)}
.mini-btn svg{width:14px;height:14px}

/* markdown */
.md{font-size:16px;overflow-wrap:anywhere}
.md>*:first-child{margin-top:0}
.md>*:last-child{margin-bottom:0}
.md p{margin:0 0 12px}
.md h1,.md h2,.md h3,.md h4{margin:22px 0 10px;line-height:1.3;font-weight:650;letter-spacing:-.01em}
.md h1{font-size:1.5em}.md h2{font-size:1.28em}.md h3{font-size:1.12em}.md h4{font-size:1em}
.md ul,.md ol{margin:0 0 12px;padding-left:22px}
.md li{margin:4px 0}
.md li>p{margin:0 0 6px}
.md a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}
.md a:hover{color:var(--accent-hover)}
.md strong{font-weight:650;color:#fff}
.md em{font-style:italic}
.md del{color:var(--faint)}
.md hr{border:0;border-top:1px solid var(--border);margin:20px 0}
.md blockquote{margin:0 0 12px;padding:2px 0 2px 14px;border-left:3px solid var(--border-strong);color:var(--muted)}
.md :not(pre)>code{font-family:var(--mono);font-size:.875em;background:rgba(255,255,255,.08);border:1px solid var(--border);padding:.12em .38em;border-radius:6px;white-space:break-spaces}
.md-table{overflow-x:auto;margin:0 0 14px;border:1px solid var(--border);border-radius:var(--rs);-webkit-overflow-scrolling:touch}
.md table{border-collapse:collapse;width:100%;font-size:14.5px}
.md th,.md td{border-bottom:1px solid var(--border);border-right:1px solid var(--border);padding:9px 12px;text-align:left;vertical-align:top}
.md tr>th:last-child,.md tr>td:last-child{border-right:0}
.md tbody tr:last-child td{border-bottom:0}
.md th{background:rgba(255,255,255,.05);font-weight:600;white-space:nowrap}
.md img{max-width:100%;border-radius:var(--rs)}
.code-wrap{margin:0 0 14px;border:1px solid var(--border);border-radius:var(--rs);overflow:hidden;background:#0E1013}
.code-bar{display:flex;align-items:center;gap:8px;padding:6px 8px 6px 12px;background:rgba(255,255,255,.04);border-bottom:1px solid var(--border)}
.code-lang{font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--faint)}
.code-copy{margin-left:auto;display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 10px;border-radius:8px;font-size:12px;color:var(--muted);border:1px solid transparent}
.code-copy:hover{background:rgba(255,255,255,.09);color:var(--text)}
.code-copy svg{width:13px;height:13px}
.code-copy.done{color:var(--ok)}
.md pre{margin:0;padding:14px;overflow-x:auto;background:transparent;-webkit-overflow-scrolling:touch}
.md pre code{font-family:var(--mono);font-size:13.5px;line-height:1.6;background:none;border:0;padding:0;white-space:pre;display:block}
.md pre::-webkit-scrollbar,.md-table::-webkit-scrollbar{height:8px}
.md pre::-webkit-scrollbar-thumb,.md-table::-webkit-scrollbar-thumb{background:rgba(255,255,255,.15);border-radius:8px}

/* status + errors */
.typing{display:inline-flex;align-items:center;gap:5px;height:22px}
.typing i{width:6px;height:6px;border-radius:50%;background:var(--faint);animation:blink 1.25s infinite ease-in-out}
.typing i:nth-child(2){animation-delay:.16s}
.typing i:nth-child(3){animation-delay:.32s}
@keyframes blink{0%,80%,100%{opacity:.25;transform:translateY(0)}40%{opacity:1;transform:translateY(-2px)}}
.caret{display:inline-block;width:7px;height:1.05em;margin-left:2px;vertical-align:-2px;background:var(--accent);border-radius:1px;animation:caret 1s steps(2) infinite}
@keyframes caret{0%,49%{opacity:1}50%,100%{opacity:0}}
.err{border:1px solid rgba(233,115,102,.38);background:var(--danger-soft);border-radius:var(--r);padding:12px 14px;display:flex;flex-direction:column;gap:10px}
.err-head{display:flex;align-items:center;gap:8px;font-weight:600;font-size:14px;color:#F6A79E}
.err-head svg{width:16px;height:16px;flex:0 0 16px}
.err-text{font-size:14px;color:rgba(255,255,255,.82);overflow-wrap:anywhere}
.err-row{display:flex;flex-wrap:wrap;gap:8px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:38px;padding:0 14px;border-radius:var(--rs);font-size:14px;font-weight:560;border:1px solid var(--border-strong);color:var(--text);background:var(--raised);transition:background .15s ease,border-color .15s ease,opacity .15s ease}
.btn:hover{background:var(--hover)}
.btn svg{width:15px;height:15px}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#08111C;font-weight:620}
.btn.primary:hover{background:var(--accent-hover)}
.btn.ghost{background:transparent}
.btn.ghost:hover{background:var(--raised)}
.btn.danger{background:var(--danger);border-color:var(--danger);color:#210B08;font-weight:620}
.btn.danger:hover{opacity:.9}
.btn[disabled]{opacity:.45;cursor:not-allowed}

/* empty state */
.empty{min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:14px;padding:40px 20px 20px}
.empty-mark{width:56px;height:56px;border-radius:16px;background:var(--surface);border:1px solid var(--border-strong);display:grid;place-items:center}
.empty-mark svg{width:30px;height:30px}
.empty h1{margin:2px 0 0;font-size:24px;font-weight:650;letter-spacing:-.02em}
.empty h1 span{color:var(--accent)}
.empty p{margin:0;max-width:460px;color:var(--muted);font-size:14.5px}
.chips{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:6px;max-width:620px}
.chip{padding:9px 13px;border:1px solid var(--border);border-radius:999px;background:var(--surface);font-size:13.5px;color:var(--muted);transition:border-color .15s ease,color .15s ease,background .15s ease}
.chip:hover{border-color:var(--border-strong);color:var(--text);background:var(--raised)}

/* composer */
.composer-wrap{position:relative;border-top:1px solid var(--border);background:linear-gradient(180deg,rgba(11,12,14,.75),var(--bg) 42%);padding:10px max(14px,var(--sal)) calc(10px + var(--sab)) max(14px,var(--sar))}
.composer{max-width:768px;margin:0 auto}
.input-shell{display:flex;align-items:flex-end;gap:8px;background:var(--surface);border:1px solid var(--border-strong);border-radius:20px;padding:8px 8px 8px 14px;transition:border-color .15s ease,box-shadow .15s ease}
.input-shell:focus-within{border-color:rgba(94,159,232,.55);box-shadow:0 0 0 3px rgba(94,159,232,.12)}
#input{flex:1 1 auto;min-width:0;min-height:26px;max-height:190px;padding:6px 0;border:0;background:none;resize:none;font-size:16px;line-height:1.5;overflow-y:auto;scrollbar-width:thin}
#input::placeholder{color:var(--faint)}
.send-btn{width:38px;height:38px;flex:0 0 38px;border-radius:50%;display:grid;place-items:center;background:var(--accent);color:#08111C;transition:background .15s ease,opacity .15s ease,transform .1s ease}
.send-btn:hover{background:var(--accent-hover)}
.send-btn:active{transform:scale(.94)}
.send-btn[disabled]{background:var(--hover);color:var(--faint);cursor:not-allowed}
.send-btn svg{width:18px;height:18px}
.send-btn.stop{background:#EDEDEE;color:#111}
.hint{display:flex;align-items:center;gap:8px;justify-content:center;margin:8px 2px 0;font-size:11.5px;color:var(--faint);text-align:center}
.hint kbd{font-family:var(--font);font-size:11px;border:1px solid var(--border);border-radius:5px;padding:1px 5px;background:var(--surface)}
.jump{position:absolute;left:50%;top:-46px;transform:translateX(-50%);display:none;align-items:center;gap:6px;height:34px;padding:0 13px;border-radius:999px;background:var(--raised);border:1px solid var(--border-strong);color:var(--muted);font-size:12.5px;box-shadow:0 6px 20px rgba(0,0,0,.4);z-index:12}
.jump.show{display:inline-flex}
.jump:hover{color:var(--text);background:var(--hover)}
.jump svg{width:14px;height:14px}

/* modal */
.modal{position:fixed;left:0;right:0;top:var(--vv-top,0px);height:var(--app-h,100dvh);z-index:60;display:none;align-items:center;justify-content:center;padding:calc(18px + var(--sat)) max(16px,var(--sal)) calc(18px + var(--sab)) max(16px,var(--sar));background:rgba(0,0,0,.62);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}
.modal.show{display:flex;animation:fade .16s ease both}
@keyframes fade{from{opacity:0}to{opacity:1}}
.sheet{width:100%;max-width:540px;max-height:100%;min-height:0;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border-strong);border-radius:16px;box-shadow:0 24px 60px rgba(0,0,0,.55);animation:pop .18s ease both}
.sheet.narrow{max-width:420px}
@keyframes pop{from{opacity:0;transform:translateY(10px) scale(.985)}to{opacity:1;transform:none}}
.sheet-head{display:flex;align-items:center;gap:10px;padding:16px 16px 12px;border-bottom:1px solid var(--border)}
.sheet-head h2{margin:0;font-size:16.5px;font-weight:650;letter-spacing:-.01em}
.sheet-head .icon-btn{margin-left:auto}
.sheet-body{padding:16px;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;display:flex;flex-direction:column;gap:16px;min-height:0;flex:1 1 auto}
.sheet-foot{padding:12px 16px 16px;border-top:1px solid var(--border);display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap}
.field{display:flex;flex-direction:column;gap:7px}
.field>label{font-size:13px;font-weight:560;color:var(--text)}
.field .desc{font-size:12px;color:var(--faint);line-height:1.45}
input[type=text],input[type=password],input[type=url],textarea.ta,select{width:100%;background:var(--bg);border:1px solid var(--border-strong);border-radius:var(--rs);padding:10px 12px;font-size:14.5px;min-height:42px;transition:border-color .15s ease,box-shadow .15s ease}
input:focus,textarea.ta:focus,select:focus{border-color:rgba(94,159,232,.6);box-shadow:0 0 0 3px rgba(94,159,232,.12)}
textarea.ta{resize:vertical;min-height:88px;line-height:1.5;font-family:var(--font)}
select{appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23A1A1AA' stroke-width='2' stroke-linecap='round'><path d='M6 9l6 6 6-6'/></svg>");background-repeat:no-repeat;background-position:right 10px center;background-size:18px;padding-right:36px}
.pw{position:relative;display:flex}
.pw input{padding-right:46px}
.pw button{position:absolute;right:4px;top:50%;transform:translateY(-50%);width:36px;height:36px;border-radius:8px;display:grid;place-items:center;color:var(--faint)}
.pw button:hover{background:var(--hover);color:var(--text)}
.pw button svg{width:17px;height:17px}
.range-row{display:flex;align-items:center;gap:12px}
input[type=range]{-webkit-appearance:none;appearance:none;flex:1 1 auto;height:4px;border-radius:4px;background:var(--hover);outline:none;min-height:0;padding:0;border:0}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;border-radius:50%;background:var(--accent);border:3px solid var(--surface);box-shadow:0 0 0 1px rgba(0,0,0,.4);cursor:pointer}
input[type=range]::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:var(--accent);border:3px solid var(--surface);cursor:pointer}
.range-val{font-family:var(--mono);font-size:13px;color:var(--muted);min-width:38px;text-align:right}
.note{font-size:12.5px;color:var(--faint);border-left:2px solid var(--border-strong);padding-left:10px;line-height:1.5}

/* toast */
.toast{position:fixed;left:50%;bottom:calc(24px + var(--sab));transform:translate(-50%,12px);z-index:80;background:var(--raised);border:1px solid var(--border-strong);color:var(--text);font-size:13.5px;padding:10px 16px;border-radius:999px;box-shadow:0 12px 32px rgba(0,0,0,.5);opacity:0;pointer-events:none;transition:opacity .18s ease,transform .18s ease;max-width:calc(100vw - 32px);text-align:center}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* mobile */
@media (max-width:860px){
  :root{--sbw:290px}
  .sidebar{position:fixed;top:0;bottom:0;left:0;z-index:50;transform:translateX(-100%);margin-left:0!important;box-shadow:0 0 40px rgba(0,0,0,.5);padding-top:var(--sat)}
  .app.drawer-open .sidebar{transform:translateX(0)}
  .sb-close{display:flex}
  .ci-actions{opacity:1}
  .thread{padding-top:18px;gap:20px}
  .bubble{max-width:92%;font-size:16px}
  .model-pill{max-width:38vw}
  .icon-btn,.ci-btn{min-width:40px;min-height:40px}
  .sheet{max-width:none;border-radius:16px}
  .hint{display:none}
  .md{font-size:15.5px}
}
@media (max-width:420px){
  .header{padding-left:8px;padding-right:calc(8px + var(--sar))}
  .header-title .brand-name{font-size:15px}
  .model-pill{padding:6px 9px;font-size:12px}
}
@media (max-width:380px){
  .header-title .brand-name{display:none}
  .model-pill{margin-left:auto;max-width:56vw}
  .empty h1{font-size:21px}
  .thread{padding-left:14px;padding-right:14px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
}

/* ===== v3 ===== */
.link{display:inline-block;margin-top:6px;font-size:12.5px;color:var(--accent);text-decoration:none;word-break:break-all}
.link:hover{text-decoration:underline}
.row-inline{display:flex;gap:8px;align-items:center}
.row-inline select{flex:1 1 auto;min-width:0}
.btn.small{padding:8px 11px;font-size:13px;white-space:nowrap}
.quick-row{display:flex;gap:8px;flex-wrap:wrap}
.quick-row .btn{flex:1 1 140px}
details.adv{border:1px solid var(--line);border-radius:12px;background:var(--panel-2);overflow:hidden}
details.adv>summary{cursor:pointer;list-style:none;padding:12px 14px;font-size:13.5px;font-weight:600;color:var(--text);display:flex;align-items:center;gap:8px}
details.adv>summary::-webkit-details-marker{display:none}
details.adv>summary::before{content:"";width:7px;height:7px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:rotate(-45deg);transition:transform .18s ease}
details.adv[open]>summary::before{transform:rotate(45deg)}
details.adv .adv-body{padding:0 14px 14px;display:flex;flex-direction:column;gap:14px}
.sheet.wide{max-width:900px}
.att-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:8px}
.att-chip{display:flex;align-items:center;gap:8px;max-width:230px;padding:6px 8px;border:1px solid var(--line);border-radius:12px;background:var(--panel-2)}
.att-chip img{width:30px;height:30px;border-radius:7px;object-fit:cover;flex:0 0 auto}
.att-chip>svg{width:18px;height:18px;color:var(--muted);flex:0 0 auto}
.att-chip .ac-main{min-width:0;display:flex;flex-direction:column;line-height:1.25}
.att-chip .ac-name{font-size:12.5px;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.att-chip .ac-size{font-size:11px;color:var(--muted)}
.att-chip button{flex:0 0 auto;width:24px;height:24px;display:grid;place-items:center;border:0;border-radius:7px;background:transparent;color:var(--muted);cursor:pointer}
.att-chip button:hover{background:var(--panel-3);color:var(--text)}
.att-chip button svg{width:14px;height:14px}
.attach-btn{flex:0 0 auto;width:36px;height:36px;display:grid;place-items:center;border:1px solid var(--line);border-radius:10px;background:var(--panel-2);color:var(--muted);cursor:pointer;align-self:flex-end}
.attach-btn:hover{color:var(--text);border-color:var(--accent)}
.attach-btn svg{width:18px;height:18px}
.composer.dragover .input-shell{border-color:var(--accent);box-shadow:0 0 0 3px rgba(94,159,232,.16)}
.att-view{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end;margin-bottom:6px}
.att-img{width:120px;height:88px;border-radius:12px;object-fit:cover;border:1px solid var(--line);cursor:zoom-in;background:var(--panel-2)}
.att-file{display:flex;align-items:center;gap:8px;max-width:230px;padding:8px 10px;border:1px solid var(--line);border-radius:12px;background:var(--panel-2)}
.att-file svg{width:16px;height:16px;color:var(--muted);flex:0 0 auto}
.att-file .af-name{font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.att-file .af-size{font-size:11px;color:var(--muted)}
.img-body{display:grid;place-items:center}
.img-body img{max-width:100%;max-height:70vh;border-radius:12px}
.skill-list,.preset-list{display:flex;flex-direction:column;gap:8px}
.skill-card{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:var(--panel-2)}
.skill-card.on{border-color:rgba(94,159,232,.5)}
.skill-card .sc-main{flex:1 1 auto;min-width:0}
.skill-card .sc-title{font-size:13.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.skill-card .sc-sub{font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.skill-card .sc-actions{display:flex;gap:4px;flex:0 0 auto}
.skill-card .sc-actions button{width:30px;height:30px;display:grid;place-items:center;border:0;border-radius:8px;background:transparent;color:var(--muted);cursor:pointer}
.skill-card .sc-actions button:hover{background:var(--panel-3);color:var(--text)}
.skill-card .sc-actions svg{width:15px;height:15px}
.switch{flex:0 0 auto;width:40px;height:23px;border-radius:999px;border:1px solid var(--line);background:var(--panel-3);position:relative;cursor:pointer}
.switch::after{content:"";position:absolute;top:2px;left:2px;width:17px;height:17px;border-radius:50%;background:var(--muted);transition:transform .16s ease,background .16s ease}
.switch[aria-checked="true"]{background:rgba(94,159,232,.25);border-color:var(--accent)}
.switch[aria-checked="true"]::after{transform:translateX(17px);background:var(--accent)}
.empty-skills{padding:14px;border:1px dashed var(--line);border-radius:12px;font-size:13px;color:var(--muted);text-align:center}
.preset-card{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--line);border-radius:12px}
.preset-card .pc-main{flex:1 1 auto;min-width:0}
.preset-card .pc-title{font-size:13.5px;font-weight:600}
.preset-card .pc-sub{font-size:12px;color:var(--muted)}
.sandbox-body{gap:10px}
.sb-tabs{display:flex;gap:6px}
.sb-tab{padding:8px 14px;border:1px solid var(--line);border-radius:10px;background:var(--panel-2);color:var(--muted);font-size:13px;cursor:pointer}
.sb-tab.active{color:var(--text);border-color:var(--accent);background:rgba(94,159,232,.12)}
.sb-lang{font-size:12.5px;color:var(--muted);font-weight:500}
.sb-pane{display:flex;flex-direction:column;gap:8px;min-height:0}
.sb-frame-wrap{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;height:46vh;min-height:220px}
.sb-frame{width:100%;height:100%;border:0;display:block;background:#fff}
.sb-console{border:1px solid var(--line);border-radius:12px;background:#0d0e11;padding:10px;max-height:150px;overflow:auto;font:12px ui-monospace,SFMono-Regular,Menlo,monospace;color:#cfd3da}
.sb-line{white-space:pre-wrap;word-break:break-word;padding:1px 0}
.sb-line.err{color:#E97366}
.sb-line.warn{color:#E3B341}
.ta.code{font:12.5px ui-monospace,SFMono-Regular,Menlo,monospace;min-height:220px}
.run-btn svg{width:13px;height:13px}
@media (max-width:640px){
  .sheet.wide{max-width:100%}
  .sb-frame-wrap{height:38vh}
  .sb-console{max-height:110px}
  .att-img{width:96px;height:72px}
  .quick-row .btn{flex:1 1 100%}
}
.mode-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:8px}
.mode-btn{display:inline-flex;align-items:center;gap:6px;min-height:34px;padding:6px 12px;border-radius:999px;border:1px solid var(--border);background:var(--panel-2);color:var(--muted);font-size:12.5px;font-weight:600;cursor:pointer;transition:border-color .15s ease,color .15s ease,background .15s ease}
.mode-btn svg{width:14px;height:14px}
.mode-btn:hover{color:var(--text);border-color:var(--border-strong)}
.mode-btn[aria-pressed="true"]{color:var(--accent);border-color:var(--accent);background:rgba(94,159,232,.14)}
.chat-item.pinned .ci-btn.pin{color:var(--accent);opacity:1}
.chat-item.pinned .ci-actions{opacity:1}
.chips.fading{opacity:0;transition:opacity .18s ease}
.chips{transition:opacity .18s ease}
.chip-more{margin-top:12px;background:none;border:0;color:var(--muted);font-size:12.5px;cursor:pointer;text-decoration:underline;text-underline-offset:3px;min-height:34px}
.chip-more:hover{color:var(--text)}
.stream-plain{white-space:pre-wrap;word-break:break-word}
.sc-actions svg{width:16px;height:16px}
@media (max-width:640px){.mode-btn{font-size:12px;padding:6px 10px}}
@keyframes minskiPulse{0%,100%{opacity:.35;transform:scale(.85)}50%{opacity:1;transform:scale(1)}}
.chat-item.busy .ci-title::after{content:"";display:inline-block;width:6px;height:6px;margin-left:7px;border-radius:50%;background:var(--accent);vertical-align:middle;animation:minskiPulse 1s ease-in-out infinite}
.mem-modal{position:fixed;left:0;right:0;top:var(--vv-top,0px);height:var(--app-h,100dvh);z-index:80;display:none;align-items:center;justify-content:center;padding:calc(16px + var(--sat)) max(16px,var(--sal)) calc(16px + var(--sab)) max(16px,var(--sar));background:rgba(5,6,8,.72);backdrop-filter:blur(6px)}
.mem-modal.show{display:flex}
.mem-card{width:100%;max-width:640px;max-height:100%;min-height:0;display:flex;flex-direction:column;background:#12141A;border:1px solid #262B36;border-radius:16px;overflow:hidden;box-shadow:0 24px 64px rgba(0,0,0,.55)}
.mem-head{display:flex;align-items:center;gap:10px;padding:16px 18px;border-bottom:1px solid #262B36}
.mem-head h3{font-size:16px;font-weight:600;margin:0;flex:1}
.mem-x{width:30px;height:30px;border-radius:8px;border:1px solid #2B3140;background:#171A21;color:#A8B0BF;display:flex;align-items:center;justify-content:center;cursor:pointer}
.mem-x:hover{background:#1E222B;color:#E6E9EF}
.mem-body{padding:14px 18px;overflow-y:auto;flex:1}
.mem-tabs{display:flex;gap:6px;padding:10px 18px 0}
.mem-tab{padding:6px 12px;border-radius:8px;border:1px solid #2B3140;background:#171A21;color:#A8B0BF;font-size:13px;cursor:pointer}
.mem-tab.on{background:#1E3A5F;border-color:#2F5C93;color:#CFE1F7}
.mem-stat{display:flex;gap:14px;flex-wrap:wrap;font-size:12px;color:#8A93A5;margin-bottom:12px}
.mem-stat b{color:#CFD5E1;font-weight:600}
.mem-item{border:1px solid #262B36;border-radius:10px;padding:10px 12px;margin-bottom:8px;background:#15181F}
.mem-item-top{display:flex;align-items:center;gap:8px;margin-bottom:4px}
.mem-kind{font-size:11px;padding:2px 7px;border-radius:6px;background:#1E3A5F;color:#9EC4EF;text-transform:uppercase;letter-spacing:.04em}
.mem-conf{font-size:11px;color:#8A93A5;margin-left:auto}
.mem-txt{font-size:13px;color:#D7DCE5;line-height:1.5;word-break:break-word}
.mem-txt[contenteditable="true"]{outline:1px solid #2F5C93;border-radius:6px;padding:3px 5px}
.mem-acts{display:flex;gap:6px;margin-top:6px}
.mem-mini{font-size:11px;padding:3px 8px;border-radius:6px;border:1px solid #2B3140;background:#171A21;color:#98A1B2;cursor:pointer}
.mem-mini:hover{background:#1E222B;color:#E6E9EF}
.mem-mini.danger:hover{background:#3A1D22;border-color:#6B2B33;color:#F0B7BE}
.mem-foot{display:flex;gap:8px;flex-wrap:wrap;padding:12px 18px;border-top:1px solid #262B36}
.mem-btn{padding:8px 14px;border-radius:9px;border:1px solid #2B3140;background:#171A21;color:#C7CDD9;font-size:13px;cursor:pointer}
.mem-btn:hover{background:#1E222B;color:#fff}
.mem-btn.danger{border-color:#5A2028;color:#F0A6AE}
.mem-btn.danger:hover{background:#3A1D22}
.mem-empty{text-align:center;color:#6E7687;font-size:13px;padding:26px 10px}
.mem-row{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid #1E222B;font-size:13px;color:#C7CDD9}
.mem-row:last-child{border-bottom:none}
.mem-row input[type="checkbox"]{width:16px;height:16px;accent-color:#3E7BC4}
.mem-row input[type="range"]{flex:1;accent-color:#3E7BC4}
.mem-row .mem-lbl{flex:1}
.mem-row .mem-hint{display:block;font-size:11px;color:#6E7687;margin-top:2px}
.mem-bar{height:4px;border-radius:3px;background:#1E222B;overflow:hidden;margin-top:8px}
.mem-bar i{display:block;height:100%;background:linear-gradient(90deg,#3E7BC4,#5E9FE8);width:0;transition:width .25s ease}
.mini-btn.liked{border-color:#2F5C93;color:#9EC4EF}
.mini-btn.disliked{border-color:#6B2B33;color:#F0B7BE}

.exp-menu{position:fixed;z-index:9600;min-width:230px;background:var(--panel,#17171b);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:6px;box-shadow:0 18px 50px rgba(0,0,0,.5);display:flex;flex-direction:column;gap:2px}
.exp-item{appearance:none;background:transparent;border:0;color:var(--text,#e8e8ea);text-align:left;font:500 13px/1.35 inherit;padding:9px 11px;border-radius:8px;cursor:pointer}
.exp-item:hover,.exp-item:focus-visible{background:rgba(255,255,255,.09);outline:none}
.svg-preview{margin:10px 0 0;padding:14px;background:repeating-conic-gradient(rgba(255,255,255,.05) 0% 25%,transparent 0% 50%) 50%/16px 16px;border:1px solid rgba(255,255,255,.1);border-radius:10px;display:flex;justify-content:center;align-items:center;overflow:auto}
.svg-preview svg{max-width:100%;height:auto}
/* ===== install-as-app button (desktop only) ===== */
.install-hdr{display:none;align-items:center;justify-content:center;flex:0 0 auto}
.vault-panel{margin-top:14px;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:var(--panel-2)}
.vault-head{display:flex;align-items:center;gap:8px;font-size:14px}
.vault-head svg{width:18px;height:18px;flex:none}
.vault-badge{margin-left:auto;font-size:11px;padding:3px 8px;border-radius:999px;border:1px solid var(--line);white-space:nowrap}
.vault-badge.ok{border-color:#1f7a4d;color:#48c98a}
.vault-badge.warn{border-color:#8a6d1f;color:#e3b341}
.vault-actions{margin-top:10px;display:flex;flex-direction:column;gap:8px}
.vault-btns{flex-wrap:wrap}
.install-hdr.show{display:inline-flex}
.install-hdr svg{width:19px;height:19px}
.install-hdr.busy{opacity:.55;pointer-events:none}
@media (max-width:900px){.install-hdr,.install-hdr.show{display:none !important}}
@media (display-mode:standalone){.install-hdr,.install-hdr.show{display:none !important}}