:root {
  --bg: #0b0c10;
  --surface: #13151b;
  --surface-2: #1a1d25;
  --line: #262a35;
  --line-2: #343a48;
  --text: #eef0f5;
  --muted: #9097a8;
  --faint: #5e6578;
  --mint: #7cf0c5;
  --mint-dim: rgba(124, 240, 197, 0.12);
  --amber: #ffcf4a;
  --rose: #ff7a90;
  --rose-dim: rgba(255, 122, 144, 0.1);
  --radius: 14px;
  --sans: "Space Grotesk", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }

.bg {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 44px 44px;
  opacity: 0.35;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
}

svg { width: 1em; height: 1em; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

button { font: inherit; color: inherit; cursor: pointer; }
.primary {
  width: 100%; margin-top: 18px; padding: 13px 16px;
  background: var(--mint); color: #06281d; border: 0; border-radius: 10px;
  font-weight: 700; letter-spacing: 0.01em;
  transition: transform .12s, filter .12s;
}
.primary:hover { filter: brightness(1.06); }
.primary:active { transform: scale(.985); }
.primary:disabled { opacity: .55; cursor: progress; }
.ghost {
  display: inline-flex; align-items: center; gap: 7px;
  background: transparent; border: 1px solid var(--line-2); border-radius: 9px;
  padding: 8px 12px; color: var(--muted); text-decoration: none;
  transition: color .12s, border-color .12s, background .12s;
}
.ghost:hover { color: var(--text); border-color: var(--faint); background: var(--surface-2); }
.ghost.small { padding: 6px 10px; font-size: 13px; }

code { font-family: var(--mono); font-size: .86em; color: var(--mint); }

/* ---------- lock screen ---------- */
.lock {
  min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 40px 16px;
}
.mark svg { width: 56px; height: 56px; color: var(--mint); stroke-width: 2.4; }
.lock h1 { margin: 14px 0 2px; font-size: 30px; font-weight: 700; letter-spacing: -0.02em; }
.lock h1 span, .brand em { color: var(--faint); font-weight: 500; font-style: normal; }
.sub { margin: 0 0 26px; color: var(--muted); }

.panel {
  width: 100%; max-width: 380px;
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; backdrop-filter: blur(6px);
}
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 7px; }
.field { position: relative; }
.field input {
  width: 100%; padding: 12px 46px 12px 14px;
  background: var(--bg); border: 1px solid var(--line-2); border-radius: 10px;
  color: var(--text); font: 16px var(--mono); outline: none;
  transition: border-color .12s, box-shadow .12s;
}
.field input:focus { border-color: var(--mint); box-shadow: 0 0 0 3px var(--mint-dim); }
.field .ghost { position: absolute; right: 6px; top: 50%; transform: translateY(-50%); border: 0; padding: 7px; }

.err { margin: 9px 0 0; color: var(--rose); font-size: 14px; }

.card-step { margin-top: 22px; text-align: center; }
.tap { position: relative; width: 92px; height: 92px; margin: 4px auto 10px; display: grid; place-items: center; }
.tap svg { width: 46px; height: 46px; color: var(--mint); position: relative; z-index: 1; }
.ring { position: absolute; inset: 0; border: 1.5px solid var(--mint); border-radius: 50%; opacity: 0; animation: pulse 2s ease-out infinite; }
.ring.r2 { animation-delay: 1s; }
.card-step.done .ring { animation: none; }
.card-step.fail .tap svg, .card-step.fail .ring { color: var(--rose); border-color: var(--rose); }
@keyframes pulse { 0% { transform: scale(.55); opacity: .7; } 100% { transform: scale(1.15); opacity: 0; } }
.card-msg { margin: 0; color: var(--muted); font-size: 15px; }

.enroll h2 { margin: 0 0 8px; font-size: 18px; }
.enroll p { margin: 0 0 14px; color: var(--muted); font-size: 14px; }
.copyline { display: flex; gap: 8px; align-items: center; background: var(--bg); border: 1px solid var(--line-2); border-radius: 10px; padding: 8px 8px 8px 12px; }
.copyline code { flex: 1; min-width: 0; overflow-wrap: anywhere; font-size: 12px; }
.setup { color: var(--muted); text-align: center; }

/* ---------- hub ---------- */
.hub { max-width: 1040px; margin: 0 auto; padding: 22px 16px 70px; }
.top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 30px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 19px; letter-spacing: -0.01em; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 4px var(--mint-dim); }

.section { margin-bottom: 38px; }
.section-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.section-head h2 { margin: 0; font-size: 13px; font-weight: 500; text-transform: uppercase; letter-spacing: .14em; color: var(--muted); }
.section-head .count { font: 12px var(--mono); color: var(--faint); }
.section-head .note { flex-basis: 100%; margin: 0; font-size: 13px; color: var(--faint); }
.section-head .note code { color: var(--amber); }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); gap: 12px; }
.item {
  position: relative; display: flex; flex-direction: column; gap: 12px;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px; min-width: 0;
  transition: border-color .15s, transform .15s, background .15s;
}
.item:hover { border-color: var(--line-2); background: var(--surface-2); }
a.item { color: inherit; text-decoration: none; }
a.item:hover { transform: translateY(-2px); border-color: var(--mint); }
.item-top { display: flex; gap: 13px; align-items: flex-start; }
.icon {
  flex: none; width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center;
  background: var(--mint-dim); color: var(--mint);
}
.icon svg { width: 20px; height: 20px; }
.section[data-id="private"] .icon { background: rgba(255, 207, 74, .1); color: var(--amber); }
.section[data-id="connectors"] .icon { background: rgba(140, 160, 255, .12); color: #a9b6ff; }
.item h3 { margin: 0; font-size: 16px; font-weight: 700; }
.item p { margin: 2px 0 0; font-size: 14px; color: var(--muted); }
.host { font: 12px var(--mono); color: var(--faint); overflow-wrap: anywhere; }
a.item .go { position: absolute; top: 18px; right: 18px; color: var(--faint); transition: color .15s, transform .15s; }
a.item:hover .go { color: var(--mint); transform: translate(2px, -2px); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }

.toast {
  position: fixed; left: 50%; bottom: 22px; transform: translate(-50%, 20px);
  background: var(--surface-2); border: 1px solid var(--line-2); border-radius: 10px;
  padding: 10px 16px; font-size: 14px; opacity: 0; pointer-events: none;
  transition: opacity .18s, transform .18s;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}