/* Nobyte — deep-emerald terminal aesthetic */
:root {
  --bg:        #060d0a;   /* near-black with green undertone */
  --bg-raise:  #0b1712;   /* card surface */
  --bg-raise2: #10211a;
  --line:      #1b3328;
  --ink:       #d9efe4;   /* main text, pale mint */
  --ink-dim:   #7ba392;
  --green:     #2fdd8b;   /* primary action */
  --green-dk:  #179a5f;
  --green-soft:#173527;
  --danger:    #ff6b6b;
  --warn:      #ffc857;
  --radius: 10px;
  --mono: "JetBrains Mono", "Cascadia Code", ui-monospace, Menlo, Consolas, monospace;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
}

/* subtle grid backdrop */
.bg-grid {
  position: fixed; inset: 0; z-index: -1;
  background-image:
    linear-gradient(var(--green-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--green-soft) 1px, transparent 1px);
  background-size: 44px 44px;
  opacity: .18;
  mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, #000 20%, transparent 75%);
}

a { color: var(--green); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- header / footer ---------- */
.top {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 28px;
  border-bottom: 1px solid var(--line);
  background: rgba(6,13,10,.82);
  backdrop-filter: blur(6px);
  position: sticky; top: 0; z-index: 10;
}
.brand {
  font-family: var(--mono);
  font-weight: 700; letter-spacing: .14em; font-size: 15px;
  color: var(--ink);
}
.brand:hover { text-decoration: none; }
.brand-mark { color: var(--green); margin-right: 6px; }
.brand-dot  { color: var(--ink-dim); font-weight: 400; }
.top nav a { margin-left: 22px; font-size: 14px; color: var(--ink); }
.top nav a:hover { color: var(--green); text-decoration: none; }
.top nav a.muted { color: var(--ink-dim); }

.foot {
  display: flex; gap: 18px; justify-content: center;
  padding: 26px; margin-top: 48px;
  color: var(--ink-dim); font-size: 13px;
  border-top: 1px solid var(--line);
}
.foot a { color: var(--ink-dim); }

/* ---------- layout ---------- */
main.narrow { max-width: 460px; margin: 48px auto; padding: 0 18px; }
main.wide   { max-width: 980px; margin: 40px auto; padding: 0 18px; }

.card {
  background: linear-gradient(180deg, var(--bg-raise), var(--bg-raise) 60%, #0a1410);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 22px;
  box-shadow: 0 0 0 1px rgba(47,221,139,.04), 0 18px 40px rgba(0,0,0,.35);
}

h1 { font-size: 24px; margin: 0 0 4px; letter-spacing: -.01em; }
h2 { font-size: 17px; margin: 0 0 14px; }
.sub { color: var(--ink-dim); margin: 0 0 22px; font-size: 14px; }
.mono { font-family: var(--mono); }

/* ---------- forms ---------- */
label { display: block; font-size: 13px; color: var(--ink-dim); margin: 16px 0 6px; }
input[type=text], input[type=email], input[type=password] {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  padding: 11px 13px;
  font-size: 14px;
  font-family: inherit;
  transition: border-color .15s, box-shadow .15s;
}
input.mono { font-family: var(--mono); letter-spacing: .06em; }
input:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(47,221,139,.15);
}

.tos {
  display: flex; gap: 10px; align-items: flex-start;
  margin: 20px 0 6px;
  font-size: 12.5px; color: var(--ink-dim); line-height: 1.5;
}
.tos input { margin-top: 3px; accent-color: var(--green); }

.btn {
  display: inline-block;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 11px 20px;
  font-size: 14px; font-weight: 600;
  cursor: pointer;
  font-family: inherit;
}
.btn.primary {
  width: auto;
  background: var(--green);
  color: #04130b;
  box-shadow: 0 6px 20px rgba(47,221,139,.25);
}
form .btn.primary { width: 100%; margin-top: 18px; }
.btn.primary:hover { filter: brightness(1.08); text-decoration: none; }
.btn.disabled {
  background: var(--bg-raise2);
  color: var(--ink-dim);
  border-color: var(--line);
  cursor: not-allowed;
}

.switch { text-align: center; color: var(--ink-dim); font-size: 13.5px; margin-top: 20px; }

.alert.error {
  border: 1px solid rgba(255,107,107,.4);
  background: rgba(255,107,107,.07);
  border-radius: 8px;
  padding: 10px 14px;
  margin-bottom: 6px;
}
.alert.error ul { margin: 0; padding-left: 18px; }
.alert.error li { color: var(--danger); font-size: 13.5px; }

/* ---------- dashboard ---------- */
.dash-head {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 16px; margin-bottom: 24px;
}
.id-chip {
  display: flex; flex-direction: column; gap: 2px;
  background: var(--bg-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 18px;
}
.chip-label {
  font-size: 11px; text-transform: uppercase; letter-spacing: .12em;
  color: var(--ink-dim);
}
.card-head {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px; margin-bottom: 18px;
}
.card-head h2 { margin: 0; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th {
  text-align: left; padding: 10px 12px;
  color: var(--ink-dim); font-weight: 600; font-size: 11.5px;
  text-transform: uppercase; letter-spacing: .1em;
  border-bottom: 1px solid var(--line);
}
td { padding: 12px; border-bottom: 1px solid rgba(27,51,40,.55); vertical-align: middle; }
td.key { letter-spacing: .05em; }

.badge {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px; font-weight: 700;
  padding: 3px 9px; border-radius: 999px;
  letter-spacing: .08em;
}
.badge.active  { background: rgba(47,221,139,.14); color: var(--green); border: 1px solid rgba(47,221,139,.4); }
.badge.expired { background: rgba(255,200,87,.1);  color: var(--warn);  border: 1px solid rgba(255,200,87,.35); }
.badge.banned, .badge.revoked, .badge.locked, .badge.unknown {
  background: rgba(255,107,107,.1); color: var(--danger); border: 1px solid rgba(255,107,107,.35);
}
.days { margin-left: 8px; font-size: 12px; color: var(--ink-dim); }

.kv { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.kv > div { display: flex; flex-direction: column; gap: 2px; }
.empty { color: var(--ink-dim); }

/* terms */
.card h2 { margin-top: 24px; }
.card p { color: var(--ink); }

@media (max-width: 560px) {
  .top { padding: 14px 16px; }
  .card { padding: 20px; }
}