:root {
  --purple: #3F1CBC;
  --blue: #004CD3;
  --lumo-purple: #B84FFF;
  --lumo-blue: #22E0FF;
  --bg: #000;
  --bg-dark: #0D0D0D;
  --card: #1A1A1A;
  --input: #252525;
  --border: #333;
  --text: #fff;
  --muted: #9a9aa5;
  --ok: #00C853;
  --err: #FF5252;
  --warn: #FFD740;
  --r-sm: 8px;
  --r-md: 12px;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Ubuntu, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: var(--lumo-blue); text-decoration: none; }
a:hover { text-decoration: underline; }
code, .mono { font-family: ui-monospace, 'Courier New', monospace; font-size: .85em; word-break: break-all; }

.top {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 14px 20px; border-bottom: 1px solid var(--border); background: var(--bg-dark);
}
.brand { color: var(--text); font-size: 1.1rem; display: flex; align-items: center; gap: 8px; }
.brand:hover { text-decoration: none; }
.brand b { background: linear-gradient(90deg, var(--lumo-purple), var(--lumo-blue)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.brand em { font-style: normal; font-size: .75rem; color: var(--warn); border: 1px solid var(--warn); border-radius: 99px; padding: 1px 8px; }
.brand-mark {
  width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center; font-weight: 800;
  background: linear-gradient(135deg, var(--purple), var(--blue));
}
.top nav { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.top nav a { color: var(--text); }

main { width: 100%; max-width: 1080px; margin: 0 auto; padding: 24px 16px 48px; flex: 1; }
.narrow { max-width: 460px; margin: 0 auto; }
.foot { text-align: center; color: var(--muted); font-size: .8rem; padding: 18px; border-top: 1px solid var(--border); }

h1 { font-size: 1.6rem; margin: 0 0 6px; }
h2 { font-size: 1.15rem; margin: 0 0 12px; }
.sub { color: var(--muted); margin: 0 0 20px; }

.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--r-md); padding: 20px; margin-bottom: 18px; }
.grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin-bottom: 18px; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: var(--r-md); padding: 16px; }
.stat span { display: block; color: var(--muted); font-size: .75rem; text-transform: uppercase; letter-spacing: .05em; }
.stat strong { font-size: 1.5rem; }

label { display: block; font-weight: 600; margin: 12px 0 6px; }
label small, .hint { font-weight: 400; color: var(--muted); font-size: .8rem; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=url], select {
  width: 100%; padding: 11px 12px; background: var(--input); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--r-sm); font: inherit;
}
input:focus, select:focus { outline: none; border-color: var(--lumo-purple); box-shadow: 0 0 0 3px rgba(184, 79, 255, .2); }

.btn, button.btn {
  display: inline-block; border: 0; cursor: pointer; font: inherit; font-weight: 700; color: #fff;
  padding: 11px 20px; border-radius: var(--r-sm); background: linear-gradient(135deg, var(--purple), var(--blue));
}
.btn:hover { text-decoration: none; filter: brightness(1.15); }
.btn.small { padding: 6px 12px; font-size: .85rem; }
.btn.ghost { background: transparent; border: 1px solid var(--border); }
.btn.danger { background: #7a1a1a; }
.btn.full { width: 100%; margin-top: 18px; }
.btn:disabled { opacity: .45; cursor: not-allowed; }
button.link { background: none; border: 0; color: var(--lumo-blue); cursor: pointer; font: inherit; padding: 0; }
form.inline { display: inline; margin: 0; }

.alert { border-radius: var(--r-sm); padding: 12px 14px; margin-bottom: 16px; border: 1px solid; }
.alert p { margin: 2px 0; }
.alert.error { border-color: var(--err); background: rgba(255, 82, 82, .1); }
.alert.ok { border-color: var(--ok); background: rgba(0, 200, 83, .1); }
.alert.warn { border-color: var(--warn); background: rgba(255, 215, 64, .08); }

.copy { display: flex; gap: 8px; }
.copy input { font-family: ui-monospace, monospace; font-size: .85rem; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: .75rem; text-transform: uppercase; letter-spacing: .04em; }
.empty { color: var(--muted); }

.pill { display: inline-block; padding: 2px 9px; border-radius: 99px; font-size: .75rem; font-weight: 700; }
.pill.active, .pill.paid { background: rgba(0, 200, 83, .15); color: var(--ok); }
.pill.pending, .pill.sending { background: rgba(255, 215, 64, .12); color: var(--warn); }
.pill.suspended, .pill.rejected { background: rgba(255, 82, 82, .12); color: var(--err); }

.hero { text-align: center; padding: 40px 0 24px; }
.hero h1 { font-size: 2.2rem; }
.hero .btn { margin: 6px; }
.steps { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

.warnbox { border-left: 3px solid var(--warn); padding: 8px 12px; background: rgba(255, 215, 64, .06); font-size: .85rem; margin: 12px 0; }

.log { background: #0f1117; font-family: ui-monospace, monospace; font-size: .8rem; padding: 10px 12px; max-height: 300px; overflow-y: auto; border-radius: var(--r-sm); margin-top: 12px; }
.log div { padding: 2px 0; }
.log .ok { color: #4ade80; } .log .err { color: #f87171; } .log .info { color: #7dd3fc; } .log .warn { color: #fbbf24; }

.ring { position: relative; width: 120px; height: 120px; margin: 20px auto; }
.ring svg { transform: rotate(-90deg); }
.ring circle { fill: none; stroke-width: 8; }
.ring .bg { stroke: var(--border); }
.ring .fill { stroke: var(--err); stroke-dasharray: 276.46; stroke-dashoffset: 0; }
.ring span { position: absolute; inset: 0; display: grid; place-items: center; font-size: 2rem; font-weight: 800; }

@media (max-width: 600px) {
  .hero h1 { font-size: 1.7rem; }
  th, td { padding: 8px 6px; }
}