:root{--bg:#0f1115;--panel:#181b22;--line:#2a2f3a;--fg:#e6e8ee;--dim:#8b92a5;--acc:#4f8cff;--ok:#3ddc84;--warn:#ffb020;--bad:#ff5c5c}
*{box-sizing:border-box}
html,body{margin:0;height:100%;background:var(--bg);color:var(--fg);font:14px/1.5 system-ui,-apple-system,"Segoe UI","Hiragino Sans","Noto Sans JP",sans-serif}
body{display:flex;flex-direction:column;min-height:100vh}
a{color:var(--acc)}
code{font-family:ui-monospace,Consolas,monospace;font-size:12px;word-break:break-all}
button,select,input{font:inherit;color:var(--fg);background:#22262f;border:1px solid var(--line);border-radius:6px;padding:6px 10px}
button{cursor:pointer}
button:hover{border-color:var(--acc)}
button.primary{background:var(--acc);border-color:var(--acc);color:#fff}
button.danger{background:#3a1d1d;border-color:#5a2a2a}
button.on{background:var(--acc);color:#fff}
input:focus,select:focus{outline:none;border-color:var(--acc)}

.top{display:flex;align-items:center;gap:16px;padding:8px 14px;background:var(--panel);border-bottom:1px solid var(--line);flex-wrap:wrap}
.brand{font-weight:700;letter-spacing:.3px}
.brand .ver{font-size:11px;color:var(--dim);margin-left:4px}
.tabs{display:flex;gap:4px}
.tabs button{background:transparent;border-color:transparent;color:var(--dim)}
.tabs button.active{color:var(--fg);border-color:var(--line);background:#22262f}
.srv{margin-left:auto;color:var(--dim);display:flex;align-items:center;gap:6px;font-size:12px}
.dot{width:9px;height:9px;border-radius:50%;background:var(--bad);display:inline-block}
.dot.ok{background:var(--ok)}

main{flex:1;display:flex;flex-direction:column}
.tab{display:none;padding:14px;gap:12px;flex-direction:column;flex:1}
.tab.active{display:flex}
.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:14px}
.card h3{margin:0 0 10px;font-size:14px}
.card h3 small{color:var(--dim);font-weight:400}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.row input{flex:1;min-width:120px}
.addr label{display:block;color:var(--dim);margin-bottom:6px}
#targetId{font-size:20px;letter-spacing:3px;font-family:ui-monospace,Consolas,monospace;min-width:180px}
.msg{color:var(--warn);min-height:1.2em;margin-top:6px;font-size:13px}
.msg.err{color:var(--bad)}.msg.ok{color:var(--ok)}
.hint{color:var(--dim);font-size:12px;margin:6px 0 0}
.list{list-style:none;margin:0;padding:0}
.list li{display:flex;align-items:center;gap:10px;padding:8px;border-bottom:1px solid var(--line);cursor:pointer}
.list li:hover{background:#1f232c}
.list .id{font-family:ui-monospace,Consolas,monospace;letter-spacing:1px}
.list .nm{flex:1}
.list .on{color:var(--ok);font-size:12px}.list .off{color:var(--dim);font-size:12px}
.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl th,.tbl td{padding:6px 8px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}
.tbl th{color:var(--dim);font-weight:500}
.tbl tr.dir td.n{cursor:pointer;color:var(--acc)}
.kv{border-collapse:collapse}.kv th{text-align:left;color:var(--dim);font-weight:500;padding:4px 14px 4px 0}.kv td{padding:4px 0}
.kv2{display:flex;gap:10px;margin:4px 0}.kv2 span{color:var(--dim);min-width:90px}
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.tile{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:12px}
.tile .k{color:var(--dim);font-size:12px}.tile .v{font-size:26px;font-weight:700}

/* session */
.session{display:flex;flex-direction:column;flex:1;gap:8px;min-height:0}
.toolbar{display:flex;gap:6px;align-items:center;flex-wrap:wrap;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:6px 8px}
.toolbar .name{font-weight:600;margin-right:6px}
.toolbar button{padding:4px 8px}
.stats{color:var(--dim);font-size:12px;font-family:ui-monospace,Consolas,monospace;margin-left:auto}
.viewport{flex:1;overflow:auto;background:#000;border-radius:10px;border:1px solid var(--line);min-height:300px;position:relative;touch-action:none}
.stage{position:relative;overflow:hidden}
.inner{position:absolute;left:0;top:0;transform-origin:0 0}
#screen,#remoteVideo{display:block;background:#111;outline:none;cursor:none}
.cursor{position:absolute;left:0;top:0;width:0;height:0;pointer-events:none;border-left:8px solid #fff;border-right:8px solid transparent;border-bottom:14px solid transparent;transform:rotate(-30deg);filter:drop-shadow(0 0 1px #000);display:none}
.viewport.showcursor .cursor{display:block}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:8px;max-height:40vh;overflow:auto}
.kbrow{display:flex;gap:4px;flex-wrap:wrap;margin-bottom:6px}
.kbrow button{padding:5px 8px;font-size:12px}
.kbrow.text{align-items:center}.kbrow.text input{flex:1}
.files .upload{background:#22262f;border:1px solid var(--line);border-radius:6px;padding:6px 10px;cursor:pointer}
.xfers{font-size:12px;color:var(--dim);margin-top:6px}
.xfers div{margin:2px 0}
.xfers progress{width:140px;vertical-align:middle}
.session.full .toolbar{position:fixed;top:0;left:0;right:0;z-index:10;border-radius:0;opacity:.92}
.session.full .viewport{position:fixed;inset:0;border:0;border-radius:0;z-index:5}
.session.full .panel{position:fixed;left:0;right:0;bottom:0;z-index:11;border-radius:10px 10px 0 0;max-height:45vh;overflow:auto}
@media (max-width:640px){
  .top{gap:8px;padding:6px 8px}
  .tab{padding:8px}
  .toolbar .stats{display:none}
  #targetId{font-size:18px}
}