:root {
  color-scheme: dark;
  --ink: #f5f3ed;
  --muted: #aaa89f;
  --panel: #1d1f1e;
  --line: #343735;
  --accent: #9ee37d;
  --accent-ink: #10200b;
  --warning: #f4c95d;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: radial-gradient(circle at 80% 0%, #263328 0, #111312 38%, #0b0c0c 100%);
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
}
header {
  height: 72px;
  padding: 0 clamp(24px, 6vw, 88px);
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid #242624;
}
.brand { font-size: 1.35rem; font-weight: 800; letter-spacing: -.04em; }
.product { color: var(--accent); }
header button { margin-left: auto; }
main { width: min(1180px, calc(100% - 40px)); margin: 0 auto; padding: 72px 0 100px; }
.hero { max-width: 760px; margin-bottom: 52px; }
h1 { margin: 0 0 14px; font-size: clamp(2.5rem, 7vw, 5.8rem); line-height: .96; letter-spacing: -.055em; }
h2 { margin: 0 0 20px; font-size: 1.2rem; }
p { color: var(--muted); line-height: 1.55; }
.eyebrow { color: var(--accent); text-transform: uppercase; letter-spacing: .16em; font-size: .72rem; font-weight: 750; }
.auth-grid, .dashboard-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.card { padding: 28px; border: 1px solid var(--line); border-radius: 18px; background: color-mix(in srgb, var(--panel) 92%, transparent); box-shadow: 0 24px 80px #0004; }
.subdued { opacity: .82; }
.accent { border-color: #547b43; }
.warning { border-color: #856e31; }
label { display: grid; gap: 7px; margin: 14px 0; color: var(--muted); font-size: .83rem; }
input { width: 100%; padding: 13px 14px; color: var(--ink); background: #101210; border: 1px solid #3c403d; border-radius: 10px; font: inherit; }
input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
button { padding: 12px 17px; border: 0; border-radius: 10px; background: var(--accent); color: var(--accent-ink); font: inherit; font-weight: 750; cursor: pointer; }
button:hover { filter: brightness(1.08); }
button.quiet { color: var(--ink); background: #292c2a; }
.hidden { display: none !important; }
.enrollment-card { max-width: 620px; margin: 0 auto; text-align: center; }
.enrollment-card h1 { font-size: clamp(2.4rem, 6vw, 4.5rem); }
#qr svg { width: min(280px, 80vw); height: auto; padding: 14px; border-radius: 14px; background: white; }
code { display: block; margin: 18px auto; padding: 12px; overflow-wrap: anywhere; color: var(--accent); }
.dashboard-head { margin-bottom: 42px; }
.dashboard-head h1 { font-size: clamp(2.6rem, 6vw, 5rem); }
.boxes-card { grid-column: span 2; }
.card-title { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.card-title h2 { margin: 0; }
.box-list { display: grid; gap: 10px; margin-top: 20px; }
.event-list { display: grid; gap: 8px; margin-top: 20px; }
.event-item { display: flex; justify-content: space-between; gap: 20px; padding: 10px 0; border-bottom: 1px solid var(--line); color: var(--muted); }
.box-item { display: grid; grid-template-columns: 1fr auto; gap: 8px 16px; padding: 16px; border: 1px solid var(--line); border-radius: 12px; }
.box-item strong { font-size: 1rem; }
.box-item input { padding: 9px 10px; }
.box-item small { color: var(--muted); overflow-wrap: anywhere; }
.box-item button { grid-row: span 2; align-self: center; background: #422a2a; color: #ffd7d7; }
pre { white-space: pre-wrap; line-height: 1.7; color: var(--warning); }
#message { position: fixed; right: 22px; bottom: 22px; max-width: 420px; padding: 14px 18px; border-radius: 12px; background: #252926; box-shadow: 0 12px 40px #0008; opacity: 0; pointer-events: none; transition: opacity .2s; }
#message.visible { opacity: 1; }
#message.error { color: #ffb7b7; border: 1px solid #743f3f; }

@media (max-width: 760px) {
  main { padding-top: 44px; }
  .auth-grid, .dashboard-grid { grid-template-columns: 1fr; }
  .boxes-card { grid-column: span 1; }
  .box-item { grid-template-columns: 1fr; }
  .box-item button { grid-row: auto; }
}