*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#000;--card:#0a0a0a;--card2:#111;--border:rgba(255,255,255,.08);--border2:rgba(255,255,255,.14);
  --text:#ededed;--muted:#888;--dim:#555;--white:#fff;--green:#22c55e;--red:#ef4444;
}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;min-height:100vh;-webkit-font-smoothing:antialiased}
.container{max-width:1200px;margin:0 auto;padding:24px 32px}
a{color:inherit}
.app-nav{display:flex;justify-content:space-between;align-items:center;padding:20px 0 28px;border-bottom:1px solid var(--border);margin-bottom:28px;flex-wrap:wrap;gap:12px}
.app-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--white);font-weight:600;font-size:15px;letter-spacing:-.02em}
.app-brand-mark{width:28px;height:28px;border-radius:6px;background:var(--white);display:grid;place-items:center;font-size:10px;font-weight:700;color:#000}
.app-nav-links{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.app-nav-links a{color:var(--muted);text-decoration:none;font-size:14px;font-weight:500}
.app-nav-links a:hover{color:var(--white)}
.btn{display:inline-flex;align-items:center;justify-content:center;height:36px;padding:0 16px;border-radius:8px;font-size:14px;font-weight:500;border:none;cursor:pointer;font-family:inherit;text-decoration:none;transition:all .15s}
.btn-w{background:var(--white);color:#000}
.btn-w:hover{background:#e5e5e5}
.btn-g{background:transparent;color:var(--white);border:1px solid var(--border2)}
.btn-g:hover{background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.25)}
.btn-r{background:rgba(239,68,68,.15);color:#fca5a5;border:1px solid rgba(239,68,68,.3)}
.btn-sm{height:32px;padding:0 12px;font-size:13px}
.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:24px;margin-bottom:20px}
.card h2,.card h3{font-size:16px;font-weight:600;color:var(--white);margin-bottom:16px;letter-spacing:-.01em}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-bottom:24px}
.stat{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:20px}
.stat .val{font-size:24px;font-weight:600;color:var(--white);letter-spacing:-.02em}
.stat .lbl{font-size:12px;color:var(--dim);margin-top:4px;text-transform:uppercase;letter-spacing:.05em}
input,select,textarea{width:100%;padding:10px 12px;background:#000;border:1px solid var(--border);border-radius:8px;color:var(--white);font-size:14px;font-family:inherit;margin-bottom:12px}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--border2)}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border)}
th{color:var(--dim);font-weight:500;font-size:12px;text-transform:uppercase;letter-spacing:.04em}
td{color:var(--muted)}
.mono{font-family:ui-monospace,'JetBrains Mono',monospace;font-size:12px}
.badge{display:inline-block;padding:3px 8px;border-radius:6px;font-size:11px;font-weight:600}
.badge-on{background:rgba(34,197,94,.12);color:var(--green)}
.badge-off{background:rgba(239,68,68,.12);color:#f87171}
.badge-warn{background:rgba(251,191,36,.12);color:#fbbf24}
.table-wrap{overflow:auto;max-height:520px;border:1px solid var(--border);border-radius:12px}
.table-wrap table{margin:0}
.table-wrap th{position:sticky;top:0;background:var(--card2);z-index:1}
.actions{display:flex;gap:6px;flex-wrap:wrap}
.login-wrap{max-width:400px;margin:80px auto}
.login-wrap h1{font-size:24px;font-weight:600;margin-bottom:8px;color:var(--white)}
.login-wrap p{color:var(--muted);font-size:14px;margin-bottom:24px}
.err{color:var(--red);font-size:13px;margin-bottom:12px}
.key-link{color:var(--white);text-decoration:none;font-weight:500}
.key-link:hover{text-decoration:underline}
.modal-bg{display:none;position:fixed;inset:0;background:rgba(0,0,0,.8);z-index:300;align-items:center;justify-content:center;padding:16px}
.modal-bg.show{display:flex}
.modal{background:var(--card);border:1px solid var(--border2);border-radius:14px;padding:28px;max-width:480px;width:100%}
.layout-2{display:grid;grid-template-columns:300px 1fr;gap:16px;min-height:calc(100vh - 120px)}
.sidebar{border:1px solid var(--border);border-radius:12px;padding:12px;overflow-y:auto;max-height:calc(100vh - 140px)}
.thread-item{display:block;padding:12px;border-radius:8px;border:1px solid transparent;margin-bottom:6px;text-decoration:none;color:inherit;transition:background .15s}
.thread-item:hover,.thread-item.active{background:var(--card2);border-color:var(--border)}
.thread-item.unread{border-color:rgba(239,68,68,.35);background:rgba(239,68,68,.06)}
.thread-item.closed{opacity:.55}
.thread-item .t-name{font-size:13px;font-weight:600;color:var(--white)}
.thread-item .t-prev{font-size:12px;color:var(--dim);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-top:4px}
.chat-panel{border:1px solid var(--border);border-radius:12px;display:flex;flex-direction:column;min-height:500px}
.chat-head{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
.chat-head h3{font-size:15px;font-weight:600;color:var(--white)}
.chat-actions{display:flex;gap:8px;flex-wrap:wrap}
.chat-msgs{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:8px;min-height:300px}
.chat-msg{max-width:85%;padding:10px 14px;border-radius:10px;font-size:13px;line-height:1.5;white-space:pre-wrap}
.chat-msg.visitor{align-self:flex-end;background:rgba(255,255,255,.08);color:var(--white)}
.chat-msg.admin{align-self:flex-start;background:var(--card2);border:1px solid var(--border);color:var(--muted)}
.chat-msg .tm{font-size:11px;color:var(--dim);margin-top:4px}
.chat-form{padding:16px;border-top:1px solid var(--border);display:flex;gap:8px}
.chat-form textarea{flex:1;margin:0;height:72px;resize:none}
@media(max-width:900px){.layout-2{grid-template-columns:1fr}.sidebar{max-height:200px}}

/* Playground */
html.pg-page,html.pg-page body{overflow:hidden;height:100%;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.12) transparent}
html.pg-page ::-webkit-scrollbar{width:6px;height:6px}
html.pg-page ::-webkit-scrollbar-track{background:transparent}
html.pg-page ::-webkit-scrollbar-thumb{background:rgba(255,255,255,.12);border-radius:99px}
html.pg-page ::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,.2)}
.pg-root{height:100vh;display:flex;flex-direction:column;overflow:hidden;background:var(--bg)}
.pg-nav{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;border-bottom:1px solid var(--border);background:rgba(0,0,0,.9);backdrop-filter:blur(12px);flex-shrink:0;gap:12px}
.pg-nav-left,.pg-nav-right{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.pg-nav-title{font-size:15px;font-weight:600;color:var(--white);letter-spacing:-.02em}
.pg-nav-title span{color:var(--dim);font-weight:400}
.pg-balance{display:flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;border:1px solid var(--border);background:var(--card);font-size:13px}
.pg-balance .amt{font-weight:600;color:var(--green);font-variant-numeric:tabular-nums}
.pg-balance .lbl{color:var(--dim)}
.pg-layout{flex:1;display:grid;grid-template-columns:260px 1fr;min-height:0;overflow:hidden}
.pg-settings{border-right:1px solid var(--border);padding:20px 16px;overflow-y:auto;background:var(--card);display:flex;flex-direction:column;gap:18px}
.pg-settings h3{font-size:13px;font-weight:600;color:var(--white);letter-spacing:-.01em;margin-bottom:2px}
.pg-field label{display:block;font-size:11px;color:var(--dim);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px}
.pg-field input[type=number],.pg-field input[type=range]{margin-bottom:0}
.pg-field input[type=number]{padding:8px 10px;font-size:13px}
.pg-field .pg-val{font-size:13px;color:var(--white);font-weight:500;margin-top:6px;font-variant-numeric:tabular-nums}
.pg-field input[type=range]{width:100%;accent-color:var(--white);height:4px;background:var(--border);border:none;padding:0;border-radius:2px}
.pg-upload{display:flex;flex-direction:column;gap:8px}
.pg-upload-btn{display:flex;align-items:center;justify-content:center;gap:8px;padding:10px;border:1px dashed var(--border2);border-radius:10px;background:transparent;color:var(--muted);font-size:13px;cursor:pointer;transition:all .15s}
.pg-upload-btn:hover{border-color:var(--white);color:var(--white);background:rgba(255,255,255,.03)}
.pg-previews{display:flex;flex-wrap:wrap;gap:8px}
.pg-preview{position:relative;width:64px;height:64px;border-radius:8px;overflow:hidden;border:1px solid var(--border)}
.pg-preview img{width:100%;height:100%;object-fit:cover}
.pg-preview button{position:absolute;top:2px;right:2px;width:18px;height:18px;border:none;border-radius:50%;background:rgba(0,0,0,.75);color:#fff;font-size:11px;cursor:pointer;line-height:1}
.pg-chat{flex:1;display:flex;flex-direction:column;min-height:0;min-width:0}
.pg-main{flex:1;display:flex;flex-direction:column;min-height:0;max-width:820px;width:100%;margin:0 auto;padding:0 24px}
.pg-msgs{flex:1;overflow-y:auto;padding:20px 0;display:flex;flex-direction:column;gap:14px;scroll-behavior:smooth;overscroll-behavior:contain}
.pg-msg{display:flex;gap:12px;max-width:100%;animation:pgIn .25s ease}
@keyframes pgIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.pg-msg.user{flex-direction:row-reverse}
.pg-avatar{width:32px;height:32px;border-radius:8px;flex-shrink:0;display:grid;place-items:center;font-size:11px;font-weight:700;margin-top:2px}
.pg-msg.user .pg-avatar{background:var(--white);color:#000}
.pg-msg.bot .pg-avatar{background:var(--card2);border:1px solid var(--border);color:var(--muted)}
.pg-bubble{max-width:min(640px,82vw);padding:12px 16px;border-radius:14px;font-size:14px;line-height:1.65;word-break:break-word}
.pg-bubble-body{display:flex;flex-direction:column;gap:10px}
.pg-md p{margin:0 0 8px;color:var(--text);line-height:1.65}
.pg-md p:last-child{margin-bottom:0}
.pg-inline-code{font-family:'JetBrains Mono',monospace;font-size:.9em;background:rgba(255,255,255,.06);padding:2px 6px;border-radius:4px}
.pg-msg.bot .pg-bubble:has(.pg-code-wrap){max-width:min(720px,94vw);padding:14px}
.pg-code-wrap{border:1px solid rgba(255,255,255,.1);border-radius:12px;overflow:hidden;background:#0a0a0a;box-shadow:0 8px 32px rgba(0,0,0,.45);margin:4px 0}
.pg-code-head{display:flex!important;align-items:center;justify-content:space-between;gap:12px;padding:8px 12px;background:linear-gradient(180deg,#161616,#111);border-bottom:1px solid rgba(255,255,255,.08)}
.pg-code-head-left{display:flex;align-items:center;gap:10px}
.pg-code-dots{display:inline-flex;gap:5px}
.pg-code-dots i{width:10px;height:10px;border-radius:50%;display:block}
.pg-code-dots i:nth-child(1){background:#ff5f57}
.pg-code-dots i:nth-child(2){background:#febc2e}
.pg-code-dots i:nth-child(3){background:#28c840}
.pg-code-lang{font-size:11px;font-weight:600;color:#888;text-transform:uppercase;letter-spacing:.06em;font-family:'JetBrains Mono',monospace}
.pg-copy-btn{display:inline-flex!important;align-items:center;gap:6px;font-size:12px;font-weight:500;padding:5px 12px;border-radius:8px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.06);color:#ccc;cursor:pointer;transition:all .15s;font-family:Inter,sans-serif}
.pg-copy-btn:hover{color:#fff;border-color:rgba(255,255,255,.22);background:rgba(255,255,255,.1)}
.pg-copy-btn.copied{color:#4ade80;border-color:rgba(74,222,128,.35)}
.pg-copy-btn svg{width:14px;height:14px}
.pg-code-body{background:#0d0d0d}
.pg-code-wrap pre{margin:0;padding:14px 16px;overflow-x:auto;font-family:'JetBrains Mono',monospace;font-size:13px;line-height:1.6;color:#e8e8e8;white-space:pre;tab-size:4}
.pg-code-wrap code{display:block}
.pg-msg.user .pg-bubble{white-space:pre-wrap}
.pg-msg.user .pg-bubble{background:rgba(255,255,255,.08);color:var(--white);border-bottom-right-radius:4px}
.pg-msg.bot .pg-bubble{background:var(--card);border:1px solid var(--border);color:var(--text);border-bottom-left-radius:4px}
.pg-bubble-imgs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px}
.pg-bubble-imgs img{max-width:200px;max-height:160px;border-radius:8px;border:1px solid var(--border);object-fit:cover}
.pg-empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:40px 20px;color:var(--muted)}
.pg-empty h2{font-size:22px;font-weight:600;color:var(--white);margin-bottom:8px;letter-spacing:-.02em}
.pg-empty p{font-size:14px;max-width:380px;line-height:1.6;margin-bottom:24px}
.pg-chips{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.pg-chip{padding:8px 14px;border-radius:999px;border:1px solid var(--border);background:var(--card);font-size:13px;color:var(--muted);cursor:pointer;transition:all .15s}
.pg-chip:hover{border-color:var(--border2);color:var(--white);background:var(--card2)}
.pg-compose{padding:12px 0 20px;border-top:1px solid var(--border);flex-shrink:0}
.pg-compose-inner{display:flex;gap:8px;align-items:flex-end;background:var(--card);border:1px solid var(--border);border-radius:14px;padding:10px 12px;transition:border-color .15s}
.pg-compose-inner:focus-within{border-color:var(--border2)}
.pg-compose-tools{display:flex;flex-direction:column;gap:6px;flex-shrink:0}
.pg-icon-btn{width:36px;height:36px;border-radius:9px;border:1px solid var(--border);background:transparent;color:var(--muted);cursor:pointer;display:grid;place-items:center;transition:all .15s}
.pg-icon-btn:hover{border-color:var(--border2);color:var(--white)}
.pg-icon-btn svg{width:16px;height:16px}
.pg-compose textarea{flex:1;margin:0;border:none;background:transparent;padding:6px 4px;min-height:28px;max-height:180px;resize:none;font-size:14px;line-height:1.5}
.pg-compose textarea:focus{outline:none;border:none}
.pg-send{width:38px;height:38px;border-radius:10px;border:none;background:var(--white);color:#000;cursor:pointer;display:grid;place-items:center;flex-shrink:0;transition:opacity .15s}
.pg-send:disabled{opacity:.35;cursor:not-allowed}
.pg-send svg{width:17px;height:17px}
.pg-foot{font-size:11px;color:var(--dim);text-align:center;padding-bottom:8px}
.pg-login{max-width:420px;margin:auto;padding:40px 20px}
.pg-login .card{padding:32px}
.pg-typing{align-self:flex-start;padding:12px 16px;color:var(--dim);font-size:13px;display:flex;gap:4px;align-items:center}
.pg-dot{width:6px;height:6px;border-radius:50%;background:var(--dim);animation:pgDot 1.2s infinite}
.pg-dot:nth-child(2){animation-delay:.2s}
.pg-dot:nth-child(3){animation-delay:.4s}
@keyframes pgDot{0%,80%,100%{opacity:.3;transform:scale(.85)}40%{opacity:1;transform:scale(1)}}
.pg-cost{font-size:11px;color:var(--dim);margin-top:6px}
.pg-settings .btn{width:100%;margin-top:auto}
@media(max-width:900px){
  .pg-layout{grid-template-columns:1fr;grid-template-rows:auto 1fr}
  .pg-settings{flex-direction:row;flex-wrap:wrap;border-right:none;border-bottom:1px solid var(--border);padding:12px;gap:12px;max-height:180px}
  .pg-settings .btn{width:auto;margin-top:0}
  .pg-field{min-width:120px;flex:1}
}