:root{
  color-scheme:dark;
  --bg:#0b0d12;--surface:#131722;--surface2:#171c29;--border:#222a3a;
  --text:#e7eaf2;--muted:#8791a7;--accent:#7c5cff;--accent2:#3b82f6;
  --pos:#34d399;--neg:#f87171;--track:#1f2536;--radius:14px;
}
*{box-sizing:border-box}
body{margin:0;font:15px/1.5 Inter,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--text);
  background:radial-gradient(900px 400px at 85% -10%,rgba(124,92,255,.14),transparent 60%),
             radial-gradient(700px 360px at -10% 0%,rgba(59,130,246,.10),transparent 60%),var(--bg);
  background-attachment:fixed;min-height:100vh}
nav{position:sticky;top:0;z-index:5;display:flex;gap:6px;align-items:center;padding:12px 24px;
  background:rgba(11,13,18,.75);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border)}
nav a{color:var(--muted);text-decoration:none;padding:7px 14px;border-radius:999px;transition:.15s}
nav a:hover{color:var(--text);background:var(--surface)}
nav a.on{color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:0 4px 18px rgba(124,92,255,.35)}
nav .right{margin-left:auto}
main{max-width:980px;margin:28px auto;padding:0 18px}
h1{font-size:24px;font-weight:700;letter-spacing:-.02em;margin:0 0 18px}
h2{font-size:15px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin:30px 0 12px}
a{color:#9db4ff}
code{background:var(--surface2);border:1px solid var(--border);border-radius:6px;padding:1px 6px;font-size:13px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin:16px 0;
  box-shadow:0 10px 30px rgba(0,0,0,.25)}
.login{max-width:360px;margin:110px auto;display:flex;flex-direction:column;gap:14px;padding:28px}
.login h1{margin-bottom:4px}
label{display:flex;flex-direction:column;gap:6px;font-size:12px;font-weight:500;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
input,select,button{font:inherit;padding:10px 12px;border-radius:10px;border:1px solid var(--border);
  background:var(--surface2);color:var(--text);outline:none;transition:border-color .15s,box-shadow .15s,transform .05s}
input:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(124,92,255,.25)}
input[type=file]{padding:8px}
button{cursor:pointer;font-weight:600;color:#fff;border:0;background:linear-gradient(135deg,var(--accent),var(--accent2))}
button:hover{filter:brightness(1.1)}
button:active{transform:translateY(1px)}
button.link{background:none;color:var(--neg);padding:10px 14px;font-weight:500}
button.link:hover{background:rgba(248,113,113,.12);filter:none}
nav button.link{color:var(--muted);border-radius:999px;padding:7px 14px}
nav button.link:hover{color:var(--text);background:var(--surface)}
.add{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;align-items:end}
.add .wide{grid-column:1/-1}
.summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:18px}
.summary.res{margin:14px 0 0}
.summary div{position:relative;overflow:hidden;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);padding:16px 18px;display:flex;flex-direction:column;gap:4px;color:var(--muted);font-size:13px}
.summary div::before{content:"";position:absolute;left:0;top:0;right:0;height:3px;background:var(--border)}
.summary .s-free::before{background:var(--pos)}
.summary .s-used::before{background:linear-gradient(90deg,var(--accent),var(--accent2))}
.summary .s-suspended::before{background:var(--neg)}
.summary b{font-size:26px;font-weight:700;letter-spacing:-.02em;color:var(--text)}
.summary b.pos{color:var(--pos)}.summary b.neg{color:var(--neg)}
.pos{color:var(--pos)}.neg{color:var(--neg)}.muted{color:var(--muted)}
.ok,.err{padding:10px 14px;border-radius:10px;margin:0 0 14px;border:1px solid}
.ok{background:rgba(52,211,153,.10);color:var(--pos);border-color:rgba(52,211,153,.3)}
.err{background:rgba(248,113,113,.10);color:var(--neg);border-color:rgba(248,113,113,.3)}
.bar{display:block;width:100%;height:12px;border-radius:999px;background:var(--track)}
.bar{overflow:hidden}
.bar rect.free,.sw.free{fill:var(--pos);background:var(--pos)}
.bar rect.used,.sw.used{fill:var(--accent);background:var(--accent)}
.bar rect.suspended,.sw.suspended{fill:var(--neg);background:var(--neg)}
.sw{display:inline-block;width:11px;height:11px;border-radius:4px;margin-right:6px}
.legend-row{margin-top:14px;border:0;background:none;width:auto}
.legend-row td{border:0;padding:4px 18px 4px 0;color:var(--muted)}
.inline{display:flex;gap:10px;align-items:center}
.inline form{margin:0}
pre{background:var(--surface2);border:1px solid var(--border);border-radius:10px;padding:14px;overflow-x:auto;
  font:13px/1.6 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:var(--text)}
pre.token{font-size:15px;color:var(--pos);user-select:all;word-break:break-all;white-space:pre-wrap}
@media (max-width:600px){
  nav{padding:10px 12px;overflow-x:auto}
  main{margin-top:18px}
}