:root {
  --bg: #f4f6fa;
  --panel: #ffffff;
  --ink: #111827;
  --ink-2: #4b5563;
  --ink-3: #8a94a6;
  --line: #e4e8f0;
  --side: #0d1424;
  --side-ink: #b6c0d4;
  --accent: #2f5bea;
  --accent-ink: #ffffff;
  --accent-soft: #e9efff;
  --ok: #138a52; --ok-soft: #e3f6ec;
  --warn: #a86400; --warn-soft: #fff3dc;
  --bad: #c42b2b; --bad-soft: #fde8e8;
  --info: #1f6fb8; --info-soft: #e3f0fc;
  --muted-soft: #eef1f6;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05), 0 1px 3px rgba(16, 24, 40, .06);
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink); background: var(--bg); -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 22px; margin: 0; letter-spacing: -.01em; }
h2 { font-size: 16px; margin: 0 0 12px; }
h3 { font-size: 14px; margin: 0 0 8px; }
code, .mono { font-family: var(--mono); font-size: 12.5px; }
.muted { color: var(--ink-3); }
.small { font-size: 12.5px; }
.right { text-align: right; }
.nowrap { white-space: nowrap; }

/* Layout ----------------------------------------------------------------- */
.shell { display: grid; grid-template-columns: 232px 1fr; min-height: 100vh;
  background: linear-gradient(to right, var(--side) 232px, transparent 232px); }
.side {
  background: var(--side); color: var(--side-ink); padding: 18px 12px;
  position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; gap: 4px;
}
.brand { display: flex; align-items: center; gap: 10px; color: #fff; font-weight: 700; font-size: 16px;
  padding: 4px 10px 18px; }
.brand-mark { width: 28px; height: 28px; border-radius: 8px; background: linear-gradient(135deg, #4f7cff, #2f5bea 60%, #1d3fb8);
  display: grid; place-items: center; font-size: 14px; }
.side a.nav { display: flex; align-items: center; gap: 10px; color: var(--side-ink); padding: 8px 10px; border-radius: 8px; }
.side a.nav:hover { background: rgba(255,255,255,.06); color: #fff; text-decoration: none; }
.side a.nav.on { background: rgba(79,124,255,.18); color: #fff; }
.side a.nav svg { width: 17px; height: 17px; opacity: .85; flex: none; }
.side .sec { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: #6b7690; padding: 16px 10px 6px; }
.side .grow { flex: 1; }
.side .balance { background: rgba(255,255,255,.05); border-radius: 10px; padding: 12px; margin: 8px 0; }
.side .balance b { color: #fff; font-size: 18px; display: block; }
.side .balance.neg b { color: #ff8a8a; }
.side form button { background: none; border: 0; color: var(--side-ink); cursor: pointer; padding: 8px 10px; font: inherit; }
.side form button:hover { color: #fff; }

.main { min-width: 0; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 22px 32px 6px; }
.content { padding: 14px 32px 48px; max-width: 1280px; }
.crumbs { font-size: 12.5px; color: var(--ink-3); margin-bottom: 4px; }
.crumbs a { color: var(--ink-3); }

/* Cards & grids ---------------------------------------------------------- */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.card-body { padding: 18px 20px; }
.card-head { display: flex; justify-content: space-between; align-items: center; padding: 14px 20px; border-bottom: 1px solid var(--line); }
.card-head h2 { margin: 0; }
.grid { display: grid; gap: 16px; }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.g-2-1 { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); }
.stack > * + * { margin-top: 16px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.stat { padding: 16px 18px; }
.stat .k { font-size: 12px; color: var(--ink-3); text-transform: uppercase; letter-spacing: .05em; }
.stat .v { font-size: 24px; font-weight: 650; margin-top: 4px; letter-spacing: -.02em; }
.stat .s { font-size: 12.5px; color: var(--ink-2); }
dl.kv { display: grid; grid-template-columns: 140px 1fr; gap: 8px 12px; margin: 0; }
dl.kv dt { color: var(--ink-3); }
dl.kv dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }

/* Tables ----------------------------------------------------------------- */
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-weight: 600; font-size: 12px; color: var(--ink-3); text-transform: uppercase; letter-spacing: .04em;
  padding: 10px 16px; border-bottom: 1px solid var(--line); background: #fafbfd; }
td { padding: 12px 16px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tr:last-child td { border-bottom: 0; }
tr.click { cursor: pointer; }
tr.click:hover td { background: #f8faff; }
.table-wrap { overflow-x: auto; }
.empty { padding: 40px 20px; text-align: center; color: var(--ink-3); }

/* Badges ----------------------------------------------------------------- */
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.b-ok { background: var(--ok-soft); color: var(--ok); }
.b-warn { background: var(--warn-soft); color: var(--warn); }
.b-bad { background: var(--bad-soft); color: var(--bad); }
.b-info { background: var(--info-soft); color: var(--info); }
.b-muted { background: var(--muted-soft); color: var(--ink-2); }
.b-info::before { animation: pulse 1.2s infinite; }
@keyframes pulse { 50% { opacity: .3; } }
.flag { font-size: 11px; font-weight: 700; background: var(--muted-soft); color: var(--ink-2); border-radius: 4px; padding: 1px 5px; }

/* Buttons & forms -------------------------------------------------------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 8px 14px; border-radius: 8px;
  border: 1px solid var(--line); background: #fff; color: var(--ink); font: inherit; font-weight: 550; cursor: pointer; white-space: nowrap; }
.btn:hover { background: #f6f8fb; text-decoration: none; }
.btn svg { width: 15px; height: 15px; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { background: #2549c9; }
.btn.danger { color: var(--bad); border-color: #f2c4c4; }
.btn.danger:hover { background: var(--bad-soft); }
.btn.danger.solid { background: var(--bad); color: #fff; border-color: var(--bad); }
.btn.sm { padding: 5px 10px; font-size: 12.5px; }
.btn.lg { padding: 11px 20px; font-size: 15px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
label { display: block; font-weight: 550; margin-bottom: 6px; font-size: 13px; }
.field { margin-bottom: 14px; }
.hint { font-size: 12px; color: var(--ink-3); margin-top: 4px; }
input[type=text], input[type=email], input[type=password], input[type=number], select, textarea {
  width: 100%; padding: 9px 11px; border: 1px solid #d5dbe6; border-radius: 8px; font: inherit; background: #fff; color: var(--ink);
}
textarea { font-family: var(--mono); font-size: 12.5px; min-height: 90px; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
.check { display: flex; gap: 8px; align-items: flex-start; font-weight: 400; }
.check input { margin-top: 3px; }
.inline-form { display: inline; }

/* Flash ------------------------------------------------------------------ */
.flash { padding: 11px 14px; border-radius: 8px; margin-bottom: 14px; border: 1px solid; font-weight: 500; }
.flash.ok { background: var(--ok-soft); color: #0d6b3f; border-color: #bfe8d2; }
.flash.bad { background: var(--bad-soft); color: #9b1f1f; border-color: #f4c7c7; }
.flash.warn { background: var(--warn-soft); color: #7d4a00; border-color: #f3dca8; }

/* Tabs ------------------------------------------------------------------- */
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); margin-bottom: 18px; }
.tabs a { padding: 10px 14px; color: var(--ink-2); border-bottom: 2px solid transparent; margin-bottom: -1px; font-weight: 550; }
.tabs a:hover { color: var(--ink); text-decoration: none; }
.tabs a.on { color: var(--accent); border-color: var(--accent); }

/* Deploy picker ---------------------------------------------------------- */
.step { display: flex; align-items: center; gap: 10px; margin: 26px 0 12px; }
.step:first-child { margin-top: 0; }
.step .n { width: 24px; height: 24px; border-radius: 50%; background: var(--accent); color: #fff; display: grid; place-items: center;
  font-size: 12px; font-weight: 700; }
.step h2 { margin: 0; }
.pick { display: grid; gap: 10px; }
.pick.cols-3 { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
.pick.cols-4 { grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); }
.opt { position: relative; }
.opt input { position: absolute; opacity: 0; pointer-events: none; }
.opt .box { display: block; background: #fff; border: 1.5px solid var(--line); border-radius: 10px; padding: 14px; cursor: pointer;
  transition: border-color .12s, box-shadow .12s; height: 100%; font-weight: 400; margin: 0; }
.opt .box:hover { border-color: #b9c6e4; }
.opt input:checked + .box { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.opt input:disabled + .box { opacity: .45; cursor: not-allowed; }
.opt .title { font-weight: 650; display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.plan .price { font-size: 22px; font-weight: 700; letter-spacing: -.02em; }
.plan .price small { font-size: 12px; font-weight: 500; color: var(--ink-3); }
.plan ul { list-style: none; padding: 0; margin: 10px 0 0; color: var(--ink-2); font-size: 13px; }
.plan ul li { padding: 2px 0; }
.os-ico { width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center; font-weight: 800; font-size: 12px; color: #fff; flex: none; }
.os-ubuntu { background: #e95420; } .os-debian { background: #a80030; } .os-rocky { background: #10b981; }
.os-alma { background: #0f4266; } .os-windows { background: #0078d4; } .os-linux { background: #374151; }
.os-centos { background: #932279; } .os-fedora { background: #294172; }
.summary { position: sticky; top: 16px; }
.summary .total { font-size: 28px; font-weight: 700; letter-spacing: -.02em; }

/* Server detail ---------------------------------------------------------- */
.server-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.server-title { display: flex; align-items: center; gap: 14px; }
.server-title .os-ico { width: 42px; height: 42px; font-size: 15px; border-radius: 10px; }
.copy { cursor: pointer; border-bottom: 1px dashed var(--ink-3); }
.secret { font-family: var(--mono); background: var(--muted-soft); padding: 2px 8px; border-radius: 6px; }
.meter { height: 6px; background: var(--muted-soft); border-radius: 99px; overflow: hidden; margin-top: 8px; }
.meter > i { display: block; height: 100%; background: var(--accent); border-radius: 99px; transition: width .4s; }
.chart { width: 100%; height: 160px; display: block; }
.legend { display: flex; gap: 14px; font-size: 12px; color: var(--ink-2); }
.legend i { display: inline-block; width: 10px; height: 3px; border-radius: 2px; margin-right: 5px; vertical-align: middle; }
.danger-zone { border-color: #f2c4c4; }
.danger-zone .card-head { background: #fff7f7; }
.token-box { background: #0d1424; color: #d6e2ff; font-family: var(--mono); padding: 12px 14px; border-radius: 8px; overflow-wrap: anywhere; }
pre.code { background: #0d1424; color: #d6e2ff; padding: 14px; border-radius: 8px; overflow-x: auto; font-size: 12.5px; margin: 0; }

/* Auth ------------------------------------------------------------------- */
.auth { min-height: 100vh; display: grid; grid-template-columns: 1fr 1fr; }
.auth-art { background: radial-gradient(1200px 600px at 10% 10%, #2a4bd6 0%, #0d1424 55%); color: #fff; padding: 48px;
  display: flex; flex-direction: column; justify-content: space-between; }
.auth-art h2 { font-size: 34px; line-height: 1.15; letter-spacing: -.02em; max-width: 440px; margin: 0 0 14px; }
.auth-art p { color: #c3cdf0; max-width: 420px; }
.auth-art ul { list-style: none; padding: 0; color: #dbe3ff; }
.auth-art li { padding: 5px 0; }
.auth-art li::before { content: "✓"; color: #7fa2ff; margin-right: 10px; font-weight: 700; }
.auth-form { display: grid; place-items: center; padding: 32px; }
.auth-form .card { width: 100%; max-width: 400px; }

/* Console ---------------------------------------------------------------- */
.console-wrap { background: #000; border-radius: 10px; overflow: hidden; height: calc(100vh - 190px); min-height: 420px; }

@media (max-width: 980px) {
  .shell { grid-template-columns: 1fr; background: none; }
  .side { position: static; height: auto; flex-direction: row; flex-wrap: wrap; }
  .side .sec, .side .grow { display: none; }
  .g2, .g3, .g4, .g-2-1 { grid-template-columns: 1fr; }
  .auth { grid-template-columns: 1fr; }
  .auth-art { display: none; }
  .content, .topbar { padding-left: 16px; padding-right: 16px; }
}