:root {
  --bg: #0f0d1a;
  --surface: #1a1730;
  --text: #f2f0fa;
  --muted: #a9a4c4;
  --accent: #ff4f8b;
  --accent-2: #7c5cff;
  --max: 960px;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
a { color: var(--accent); }
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 16px; }

header { border-bottom: 1px solid var(--surface); }
header .wrap { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px 24px; padding-top: 16px; padding-bottom: 16px; }
.brand { font-weight: 700; font-size: 1.15rem; color: var(--text); text-decoration: none; }
.brand span { color: var(--accent); }
nav { display: flex; gap: 20px; flex-wrap: wrap; }
nav a { color: var(--muted); text-decoration: none; }
nav a:hover, nav a[aria-current="page"] { color: var(--text); }

main { flex: 1; }
.hero { padding: 72px 0 48px; }
.hero h1 { font-size: clamp(2rem, 6vw, 3.25rem); line-height: 1.1; margin: 0 0 16px; }
.hero p { font-size: 1.15rem; color: var(--muted); max-width: 40em; margin: 0; }
.badge { display: inline-block; font-size: .8rem; font-weight: 600; letter-spacing: .05em; text-transform: uppercase; color: var(--bg); background: var(--accent); border-radius: 999px; padding: 4px 12px; margin-bottom: 16px; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; padding-bottom: 64px; }
.card { background: var(--surface); border-radius: 14px; padding: 24px; text-decoration: none; color: var(--text); border: 1px solid transparent; transition: border-color .15s; }
.card:hover { border-color: var(--accent-2); }
.card h2 { margin: 0 0 8px; font-size: 1.3rem; }
.card p { margin: 0; color: var(--muted); }

.features { list-style: none; padding: 0; margin: 0 0 64px; display: grid; gap: 12px; }
.features li { background: var(--surface); border-radius: 10px; padding: 14px 18px; }

footer { border-top: 1px solid var(--surface); color: var(--muted); font-size: .9rem; }
footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px 24px; padding-top: 20px; padding-bottom: 20px; }
footer a { color: var(--text); }

.actions { margin-top: 24px; }
.button, .account button:not(.link) { display: inline-block; background: var(--accent); color: var(--bg); font-weight: 600; text-decoration: none; border: 0; border-radius: 999px; padding: 10px 22px; font-size: 1rem; cursor: pointer; }
.button:hover, .account button:not(.link):hover { filter: brightness(1.08); }

.account { padding: 48px 16px 64px; max-width: 640px; }
.account h1 { margin: 0 0 8px; }
.account h2 { margin: 32px 0 12px; font-size: 1.2rem; }
.muted { color: var(--muted); }
.panel { background: var(--surface); border-radius: 14px; padding: 20px; margin: 16px 0; display: grid; gap: 10px; }
.panel label { color: var(--muted); }
.panel input { font-size: 1.05rem; padding: 10px 12px; border-radius: 8px; border: 1px solid #3a3560; background: var(--bg); color: var(--text); }
.panel button:not(.link) { justify-self: start; }
#code { letter-spacing: .3em; font-variant-numeric: tabular-nums; max-width: 12em; }
button.link { background: none; border: 0; padding: 0; color: var(--accent); font: inherit; cursor: pointer; justify-self: start; }
.error { color: #ff8a80; min-height: 1.5em; }
.license h3 { margin: 0; }
.license p { margin: 0; }
.computer { display: flex; justify-content: space-between; gap: 12px; border-top: 1px solid #2b2748; padding-top: 10px; }

.admin { max-width: 860px; }
.admin .row { display: flex; gap: 16px; flex-wrap: wrap; }
.admin .row label { display: grid; gap: 4px; }
.admin .row input, .admin select { width: 8em; font-size: 1rem; padding: 8px; border-radius: 8px; border: 1px solid #3a3560; background: var(--bg); color: var(--text); }
.admin .check { display: flex; gap: 8px; align-items: center; }
.admin .result { margin: 0; color: var(--muted); }
.filter { width: 100%; font-size: 1rem; padding: 10px 12px; border-radius: 8px; border: 1px solid #3a3560; background: var(--surface); color: var(--text); margin: 8px 0; }
.license.dim { opacity: .55; }
.license h3 .muted { font-weight: 400; font-size: .95rem; }
.actions-row { display: flex; gap: 18px; border-top: 1px solid #2b2748; padding-top: 10px; }