:root{
  --bg:#0b1020; --panel:#121a2e; --panel-2:#0f1728; --line:#22304d;
  --text:#e6ecf7; --muted:#9fb0cc; --brand:#5b8cff; --brand-2:#3f6fe0;
  --ok:#2ecc71; --warn:#f5a623; --danger:#ff5c6c; --radius:12px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}
a{color:var(--brand);text-decoration:none}
.muted{color:var(--muted)}

/* ── Auth ───────────────────────────────────────── */
.auth-wrap{min-height:100vh;display:grid;place-items:center;padding:24px;
  background:radial-gradient(1200px 600px at 50% -10%,#182444 0,var(--bg) 60%)}
.auth-card{width:100%;max-width:400px;background:var(--panel);border:1px solid var(--line);
  border-radius:16px;padding:32px;box-shadow:0 20px 60px rgba(0,0,0,.45)}
.brand{display:flex;align-items:center;gap:10px;margin-bottom:24px}
.brand .dot{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--brand),#8a5bff)}
.brand h1{font-size:16px;margin:0;font-weight:650;letter-spacing:.2px}
.brand small{display:block;color:var(--muted);font-weight:400;font-size:12px}

label{display:block;font-size:12.5px;color:var(--muted);margin:14px 0 6px}
input,select,textarea{width:100%;padding:11px 12px;background:var(--panel-2);
  border:1px solid var(--line);border-radius:10px;color:var(--text);font-size:14px;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--brand)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 16px;border-radius:10px;border:1px solid transparent;cursor:pointer;
  font-weight:600;font-size:14px;background:var(--brand);color:#fff;width:100%}
.btn:hover{background:var(--brand-2)}
.btn.secondary{background:transparent;border-color:var(--line);color:var(--text);width:auto}
.alert{padding:10px 12px;border-radius:10px;margin-bottom:14px;font-size:13px}
.alert.error{background:rgba(255,92,108,.12);border:1px solid rgba(255,92,108,.4);color:#ffb3bb}
.alert.success{background:rgba(46,204,113,.12);border:1px solid rgba(46,204,113,.4);color:#a8f0c6}

/* ── App shell ──────────────────────────────────── */
.shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}
.sidebar{background:var(--panel-2);border-right:1px solid var(--line);padding:20px 14px}
.sidebar .brand{margin-bottom:26px}
.nav a{display:flex;align-items:center;gap:10px;padding:9px 11px;border-radius:9px;
  color:var(--muted);font-weight:550;margin-bottom:3px}
.nav a:hover{background:var(--panel);color:var(--text)}
.nav a.active{background:var(--brand);color:#fff}
.main{padding:26px 30px}
.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.topbar h2{margin:0;font-size:19px}
.chip{font-size:11.5px;padding:3px 9px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}

.grid{display:grid;gap:16px}
.grid.cards{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.stat .n{font-size:28px;font-weight:700;letter-spacing:.5px}
.stat .l{color:var(--muted);font-size:12.5px;margin-top:2px}

table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);font-size:13px}
th{color:var(--muted);font-weight:600}
.status{font-size:11.5px;padding:2px 9px;border-radius:999px;font-weight:600}
.status.active{background:rgba(46,204,113,.15);color:#a8f0c6}
.status.provisioning{background:rgba(91,140,255,.15);color:#bcd0ff}
.status.failed{background:rgba(255,92,108,.15);color:#ffb3bb}
.status.suspended{background:rgba(245,166,35,.15);color:#f7d59a}

@media(max-width:760px){.shell{grid-template-columns:1fr}.sidebar{display:none}}

/* ── Sidebar groups + sub-items ─────────────────── */
.nav-group{font-size:10.5px;text-transform:uppercase;letter-spacing:.8px;color:#5f7290;
  font-weight:700;margin:16px 11px 6px}
.nav a.sub{padding-left:22px;font-size:13px}

/* ── Status system ──────────────────────────────── */
:root{--ok:#2ecc71;--warn:#f5a623;--err:#ff5c6c;--unk:#6b7a99}
.dot-s{width:10px;height:10px;border-radius:50%;display:inline-block;flex:0 0 auto}
.s-healthy{--sc:var(--ok)} .s-warning{--sc:var(--warn)}
.s-error{--sc:var(--err)} .s-unknown{--sc:var(--unk)}
.dot-s.s-healthy{background:var(--ok);box-shadow:0 0 0 4px rgba(46,204,113,.15)}
.dot-s.s-warning{background:var(--warn);box-shadow:0 0 0 4px rgba(245,166,35,.15)}
.dot-s.s-error{background:var(--err);box-shadow:0 0 0 4px rgba(255,92,108,.15)}
.dot-s.s-unknown{background:var(--unk)}
.pill{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:700;
  text-transform:uppercase;letter-spacing:.5px;padding:3px 10px;border-radius:999px}
.pill.s-healthy{background:rgba(46,204,113,.14);color:#a8f0c6}
.pill.s-warning{background:rgba(245,166,35,.14);color:#f7d59a}
.pill.s-error{background:rgba(255,92,108,.14);color:#ffb3bb}
.pill.s-unknown{background:rgba(107,122,153,.16);color:#c3cee0}

/* ── Health cards ───────────────────────────────── */
.hgrid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}
.hcard{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px;
  position:relative;overflow:hidden;transition:border-color .15s}
.hcard::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--sc,var(--unk))}
.hcard:hover{border-color:#33456b}
.hcard .hhead{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.hcard .hname{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:700;letter-spacing:.2px}
.hcard .hmsg{color:var(--text);font-size:13px;margin:0 0 12px;min-height:18px}
.hcard .hmeta{display:flex;flex-wrap:wrap;gap:6px 14px;margin-bottom:12px}
.hcard .kv{font-size:12px;color:var(--muted)}
.hcard .kv b{color:var(--text);font-weight:650}
.hcard .hfoot{display:flex;align-items:center;justify-content:space-between;
  border-top:1px solid var(--line);padding-top:11px}
.hcard .hfoot .t{font-size:11.5px;color:var(--muted)}
.rt{font-size:11px;font-weight:700;color:var(--muted);font-variant-numeric:tabular-nums}
.refresh-btn{background:var(--panel-2);border:1px solid var(--line);color:var(--muted);
  border-radius:8px;padding:5px 10px;font-size:12px;cursor:pointer;font-weight:600}
.refresh-btn:hover{color:var(--text);border-color:var(--brand)}
.refresh-btn.spin{opacity:.6;pointer-events:none}

/* ── Alerts banner ──────────────────────────────── */
.alerts{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}
.alert-row{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:10px;font-size:13px;font-weight:600}
.alert-row.error{background:rgba(255,92,108,.1);border:1px solid rgba(255,92,108,.35);color:#ffb3bb}
.alert-row.warning{background:rgba(245,166,35,.1);border:1px solid rgba(245,166,35,.35);color:#f7d59a}

/* ── Metric tiles (hosting) ─────────────────────── */
.mgrid{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}
.mtile{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px}
.mtile .mn{font-size:26px;font-weight:800;letter-spacing:.4px;font-variant-numeric:tabular-nums}
.mtile .ml{font-size:11.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.6px;font-weight:700;margin-top:4px}
.page-actions{display:flex;gap:10px;align-items:center}
.seg{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted)}

/* ── Modal ──────────────────────────────────────── */
.modal-overlay{display:none;position:fixed;inset:0;z-index:100;
  background:rgba(6,10,20,.7);backdrop-filter:blur(3px);
  align-items:flex-start;justify-content:center;padding:60px 16px;overflow:auto}
.modal-box{width:100%;max-width:480px;background:linear-gradient(180deg,#131d33,#0f1728);
  border:1px solid var(--line);border-radius:16px;padding:24px;
  box-shadow:0 30px 80px -20px rgba(0,0,0,.8)}
.modal-box textarea{background:var(--panel-2);border:1px solid var(--line);border-radius:10px;
  color:var(--text);padding:10px 12px;font-size:13.5px;font-family:inherit}

/* ── Spinner ────────────────────────────────────── */
.spinner{width:20px;height:20px;flex:0 0 auto;border-radius:50%;
  border:2.5px solid rgba(91,140,255,.25);border-top-color:var(--brand);
  animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.btn.loading{position:relative;color:transparent!important;pointer-events:none}
.btn.loading::after{content:"";position:absolute;inset:0;margin:auto;width:16px;height:16px;
  border-radius:50%;border:2.5px solid rgba(255,255,255,.4);border-top-color:#fff;animation:spin .7s linear infinite}

/* ── Field validation ───────────────────────────── */
.field-err{color:#ffb3bb;font-size:12px;margin:6px 0 2px;display:flex;align-items:center;gap:6px}
.field-err::before{content:"⚠";font-size:11px}
input.invalid,textarea.invalid,select.invalid{border-color:var(--err)!important;
  box-shadow:0 0 0 3px rgba(255,92,108,.12)}

/* ═══════════════════════════════════════════════════════════
   PREMIUM POLISH (typography, depth, refinement)
   ═══════════════════════════════════════════════════════════ */
:root{
  --bg:#0a0e1a; --panel:#111a2e; --panel-2:#0d1526; --line:#1e2c47;
  --text:#eef2fb; --muted:#93a3c2; --brand:#5b8cff; --brand-2:#4577f0;
}
html{-webkit-text-size-adjust:100%}
body{font-family:'Inter','Inter var',ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  font-feature-settings:'cv02','cv03','cv04','cv11','ss01';
  letter-spacing:-.011em;font-size:14.5px;line-height:1.55;
  background:radial-gradient(1100px 700px at 78% -8%,#141d38 0,var(--bg) 55%) fixed}
h1,h2,h3{letter-spacing:-.021em;font-weight:750}
strong,b{font-weight:650}
/* tabular numerals for all metrics/tables/timestamps */
.stat .n,.mtile .mn,.rt,td,th,.kv b{font-variant-numeric:tabular-nums}

/* Sidebar */
.sidebar{background:linear-gradient(180deg,#0e1626,#0b1120);border-right:1px solid var(--line);padding:22px 14px}
.brand h1{font-weight:750}
.nav a{font-size:13.5px;font-weight:550;border-radius:10px;transition:background .13s,color .13s}
.nav a.active{background:linear-gradient(135deg,var(--brand),#7a5bff);
  box-shadow:0 10px 24px -12px rgba(91,140,255,.8);color:#fff;font-weight:650}
.nav-group{color:#5a6b8c}

/* Main + headings */
.main{padding:30px 36px;max-width:1440px}
.topbar h2{font-size:23px;font-weight:800;letter-spacing:-.025em}

/* Cards with depth */
.card,.hcard,.mtile{
  background:linear-gradient(180deg,#131d33,#0f1728);
  border:1px solid var(--line);
  box-shadow:0 1px 0 rgba(255,255,255,.03) inset,0 18px 40px -24px rgba(0,0,0,.75)}
.card{border-radius:16px;padding:20px}
.hcard{border-radius:16px}
.hcard:hover{border-color:#38507e;transform:translateY(-1px);transition:.15s}
.mtile{border-radius:14px}
.mtile .mn{letter-spacing:-.02em}

/* Buttons */
.btn{font-weight:650;border-radius:11px;
  background:linear-gradient(135deg,var(--brand),#6d54ff);
  box-shadow:0 12px 26px -12px rgba(91,140,255,.75)}
.btn:hover{filter:brightness(1.07)}
.btn.secondary{background:rgba(255,255,255,.03)}
.btn.secondary:hover{background:rgba(255,255,255,.06);border-color:#3a4d75}
.refresh-btn{border-radius:9px;transition:.13s}

/* Tables — cleaner, premium */
table{border-collapse:separate;border-spacing:0}
th{font-size:11px;text-transform:uppercase;letter-spacing:.6px;color:#7386a8;font-weight:700;
  padding:9px 12px;border-bottom:1px solid var(--line)}
td{padding:12px 12px;border-bottom:1px solid rgba(30,44,71,.6);font-size:13.5px}
tbody tr:hover td{background:rgba(91,140,255,.04)}
tbody tr:last-child td{border-bottom:0}

/* Stat tiles (dashboard) */
.stat .n{font-size:30px;font-weight:800;letter-spacing:-.02em;
  background:linear-gradient(180deg,#fff,#c7d4f0);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat .l{text-transform:uppercase;letter-spacing:.7px;font-size:11px;font-weight:700;color:#8092b4}

/* Pills / chips crisper */
.pill{border-radius:999px;font-weight:750}
.chip{border-radius:9px;font-weight:600}

/* Health card labels bolder + clearer */
.hcard .hname{font-weight:750;font-size:15.5px}
.hcard .kv{font-size:12px}
.hcard .kv b{color:#dbe4f7}
.hcard .hmsg{font-weight:500}

/* Topbar chip */
.chip{background:rgba(255,255,255,.03);border-color:var(--line)}

/* Focus rings for a11y + polish */
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{
  outline:2px solid rgba(91,140,255,.6);outline-offset:2px}