:root{
  --bg:#0b0f14; --panel:#111823; --panel2:#0e141d; --line:#1e2a38;
  --fg:#e6edf5; --muted:#8b9cb0; --accent:#39d98a; --accent2:#4aa8ff;
  --warn:#f2b338; --err:#ff5d5d; --radius:10px;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--fg);
  font:14px/1.5 system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
}
a{color:var(--accent2)}
code{font-family:var(--mono);font-size:.92em}

.top{
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:14px 20px;border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,#0e1520,#0b0f14);position:sticky;top:0;z-index:20;
}
.brand{display:flex;align-items:baseline;gap:10px}
.logo{font-weight:700;letter-spacing:.08em;color:var(--accent);font-family:var(--mono)}
.sub{color:var(--muted);font-size:13px}
.meta{display:flex;gap:8px;flex-wrap:wrap}

.chip{
  display:inline-block;padding:2px 9px;border:1px solid var(--line);border-radius:999px;
  font-size:12px;color:var(--muted);background:var(--panel2);white-space:nowrap;
}
.chip.ok{color:var(--accent);border-color:#1d4d38}
.chip.warn{color:var(--warn);border-color:#4d3f1d}
.chip.err{color:var(--err);border-color:#4d1d1d}
.chip.info{color:var(--accent2);border-color:#1d3a4d}

main{padding:18px 20px 60px;max-width:1400px;margin:0 auto;display:grid;gap:16px}

.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.panel-head{
  display:flex;justify-content:space-between;align-items:center;gap:12px;
  padding:12px 16px;border-bottom:1px solid var(--line);background:var(--panel2);flex-wrap:wrap;
}
.panel-head h2{margin:0;font-size:15px;font-weight:600}
.muted{color:var(--muted);font-weight:400}

button,input,select{font:inherit;color:var(--fg)}
button{
  background:#17222f;border:1px solid var(--line);border-radius:8px;padding:6px 12px;cursor:pointer;
}
button:hover{border-color:#2b3b4d;background:#1b2836}
button.primary{background:#173d2c;border-color:#1d5a3f;color:#c9ffe3}
button.primary:hover{background:#1b4a35}
button.danger{background:#3d1a1a;border-color:#5a1d1d;color:#ffd6d6}
button.ghost{background:transparent}
button:disabled{opacity:.5;cursor:not-allowed}
input,select{
  background:#0d141d;border:1px solid var(--line);border-radius:8px;padding:6px 10px;
}
input:focus,select:focus{outline:none;border-color:var(--accent2)}
input[type=search]{min-width:220px}

.row-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.row-actions.end{justify-content:flex-end;margin-top:14px}

/* sessions */
.sessions{display:grid;gap:1px;background:var(--line)}
.session{
  display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;
  padding:12px 16px;background:var(--panel);
}
.session.active{background:#0f1a24}
.session .who{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.session .label{font-weight:600}
.session .info{color:var(--muted);font-size:12.5px;font-family:var(--mono)}
.session .acts{display:flex;gap:6px}
.empty{padding:22px 16px;color:var(--muted);text-align:center}

/* core functions */
.core{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:1px;background:var(--line)}
.core-card{background:var(--panel);padding:14px 16px}
.core-card h3{margin:0 0 2px;font-size:13.5px}
.core-card .note{color:var(--muted);font-size:12.5px;margin:0 0 10px}
.ep{
  display:flex;align-items:center;gap:8px;padding:4px 0;border-top:1px dashed #18222e;
  font-size:12.5px;
}
.ep:first-of-type{border-top:none}
.ep .role{color:var(--muted);flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ep button{padding:2px 8px;font-size:12px}
.m{font-family:var(--mono);font-size:11px;padding:1px 6px;border-radius:4px;border:1px solid var(--line);color:var(--muted)}
.m.GET{color:var(--accent);border-color:#1d4d38}
.m.POST{color:var(--warn);border-color:#4d3f1d}

/* table */
.tablewrap{max-height:560px;overflow:auto}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{text-align:left;padding:7px 12px;border-bottom:1px solid #16202c;vertical-align:middle}
th{position:sticky;top:0;background:var(--panel2);color:var(--muted);font-weight:600;z-index:1}
tbody tr:hover{background:#131d29}
td.path{font-family:var(--mono);font-size:12px}
td.name{font-family:var(--mono);font-size:12px;color:#bcd3ea}

/* dialogs */
dialog{
  border:1px solid var(--line);border-radius:12px;background:var(--panel);color:var(--fg);
  padding:0;max-width:640px;width:calc(100% - 32px);
}
dialog::backdrop{background:rgba(0,0,0,.6)}
dialog#dlg-wizard{max-width:820px}
dialog form{padding:18px 20px}
dialog h3{margin:0 0 14px;font-size:16px}
label,.field{display:block;margin-bottom:12px}
label input{width:100%;margin-top:4px}
.field>span{display:block;color:var(--muted);font-size:12px;margin-bottom:4px;font-family:var(--mono)}
.field input,.field select,.field textarea{width:100%}
.field textarea{background:#0d141d;border:1px solid var(--line);border-radius:8px;padding:8px 10px;font-family:var(--mono);min-height:70px;resize:vertical}
.hint{color:var(--muted);font-size:12.5px;margin:8px 0 0}

/* output */
.output pre{
  margin:0;padding:16px;max-height:520px;overflow:auto;font-family:var(--mono);
  font-size:12.5px;white-space:pre-wrap;word-break:break-word;background:#0a0f15;
}
.hidden{display:none!important}

.toast{
  position:fixed;bottom:20px;left:50%;transform:translateX(-50%);
  background:#17222f;border:1px solid var(--line);border-radius:8px;padding:10px 16px;
  z-index:50;box-shadow:0 8px 30px rgba(0,0,0,.5);max-width:90vw;
}
.toast.err{border-color:#5a1d1d;color:#ffd6d6}
.toast.ok{border-color:#1d5a3f;color:#c9ffe3}

.spin{display:inline-block;width:12px;height:12px;border:2px solid #2b3b4d;border-top-color:var(--accent);border-radius:50%;animation:s .7s linear infinite;vertical-align:-2px}
@keyframes s{to{transform:rotate(360deg)}}

/* ---------------------------------------------------------------- nav */
.nav{display:flex;gap:6px}
.nav a.chip{text-decoration:none}
.nav a.chip.active{color:var(--accent);border-color:#1d4d38;background:#0f1a24}

/* ----------------------------------------------------- preset request */
.preset-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));
  gap:14px;padding:16px;align-items:stretch;
}
.preset-box{
  aspect-ratio:1/1;border:1px solid var(--line);border-radius:var(--radius);
  background:var(--panel2);padding:12px;display:flex;flex-direction:column;gap:8px;
  text-align:left;overflow:hidden;position:relative;
}
.preset-box.add{
  align-items:center;justify-content:center;border-style:dashed;border-color:#2b3b4d;
  background:transparent;cursor:pointer;font-weight:600;color:var(--muted);
}
.preset-box.add:hover{border-color:var(--accent);color:var(--accent);background:#0f1a24}
.preset-box.add .plus{font-size:15px}
.preset-box .box-top{display:flex;align-items:center;gap:6px;justify-content:space-between}
.preset-box .box-name{
  font-weight:600;font-size:13px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.preset-box .box-path{
  font-family:var(--mono);font-size:11px;color:var(--muted);flex:1;
  overflow:hidden;text-overflow:ellipsis;word-break:break-all;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;
}
.preset-box .box-chips{display:flex;gap:4px;flex-wrap:wrap}
.preset-box .box-chips .chip{padding:1px 6px;font-size:11px}
.preset-box .box-acts{display:flex;gap:4px;flex-wrap:wrap}
.preset-box .box-acts button{padding:3px 8px;font-size:11.5px}

/* wizard */
dialog .steps{list-style:none;display:flex;gap:8px;margin:0 0 14px;padding:0}
dialog .steps .step{
  font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:3px 12px;
}
dialog .steps .step.active{color:var(--accent);border-color:#1d4d38;background:#0f1a24}
.wiz-core{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0 12px}
.core-chip{
  display:flex;flex-direction:column;align-items:flex-start;gap:1px;
  padding:6px 10px;font-size:12px;text-align:left;
}
.core-chip .core-flow{color:var(--muted);font-size:11px}
.core-chip .core-name{font-family:var(--mono);font-size:11.5px}
.wiz-list{max-height:320px}
.wiz-list table{font-size:12.5px}
.wiz-list td.path{font-size:11px}