:root {
  --bg: #0d1210;
  --bg2: #141b18;
  --steel: #c9d2d9;
  --steel-dim: #8a949c;
  --green: #2e7d4a;
  --green-hi: #4caf6e;
  --green-deep: #173d26;
  --ember: #d9a441;
  --red: #c4483e;
  --line: rgba(201, 210, 217, .14);
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  min-height: 100dvh;
  background:
    radial-gradient(120% 60% at 50% -10%, rgba(46, 125, 74, .28), transparent 60%),
    radial-gradient(80% 50% at 50% 110%, rgba(23, 61, 38, .5), transparent 70%),
    var(--bg);
  color: var(--steel);
  font: 18px/1.55 "EB Garamond", Georgia, serif;
  display: flex; flex-direction: column;
  padding: env(safe-area-inset-top) 16px env(safe-area-inset-bottom);
}
.grain {
  position: fixed; inset: 0; pointer-events: none; opacity: .06;
  background-image: repeating-linear-gradient(45deg, #fff 0 1px, transparent 1px 3px);
}
.top { display: flex; align-items: center; gap: 12px; padding: 18px 0 8px; max-width: 560px; width: 100%; margin: 0 auto; }
.mask { width: 44px; height: 44px; filter: drop-shadow(0 0 10px rgba(76, 175, 110, .35)); }
.kicker { font: 600 11px/1 Cinzel, serif; letter-spacing: .3em; color: var(--green-hi); text-transform: uppercase; }
h1, h2 { font-family: Cinzel, serif; font-weight: 800; margin: 2px 0 0; letter-spacing: .04em; }
h1 { font-size: 26px; background: linear-gradient(180deg, #eef2f4, #8a949c); -webkit-background-clip: text; background-clip: text; color: transparent; }
.net { margin-left: auto; font: 600 10px/1 Cinzel, serif; letter-spacing: .15em; text-transform: uppercase; color: var(--ember); border: 1px solid currentColor; padding: 5px 8px; border-radius: 4px; }

main { flex: 1; max-width: 560px; width: 100%; margin: 0 auto; }
.screen { padding: 12px 0 24px; animation: rise .4s ease; }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } }

.card {
  position: relative;
  background: linear-gradient(180deg, rgba(30, 40, 36, .92), rgba(16, 22, 19, .95));
  border: 1px solid var(--line);
  border-top: 3px solid var(--green);
  border-radius: 10px;
  padding: 22px 20px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, .45), inset 0 1px 0 rgba(255, 255, 255, .04);
}
.lore { font-style: italic; color: var(--steel-dim); margin: 0 0 18px; }
label { display: block; font: 600 12px/1 Cinzel, serif; letter-spacing: .2em; text-transform: uppercase; color: var(--green-hi); margin-bottom: 8px; }
input {
  width: 100%; padding: 14px; font: 600 22px/1 ui-monospace, Consolas, monospace; letter-spacing: .12em; text-transform: uppercase; text-align: center;
  color: #fff; background: #0a0e0c; border: 1px solid var(--line); border-radius: 8px; outline: none;
}
input:focus { border-color: var(--green-hi); box-shadow: 0 0 0 3px rgba(76, 175, 110, .2); }
.btn {
  display: block; width: 100%; margin-top: 14px; padding: 14px 18px; cursor: pointer;
  font: 800 15px/1 Cinzel, serif; letter-spacing: .14em; text-transform: uppercase;
  color: #eaf4ee; background: linear-gradient(180deg, var(--green), var(--green-deep));
  border: 1px solid rgba(76, 175, 110, .5); border-radius: 8px;
  box-shadow: 0 6px 20px rgba(46, 125, 74, .3), inset 0 1px 0 rgba(255, 255, 255, .15);
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .5; }
.btn-big { padding: 20px; font-size: 17px; margin-top: 18px; }
.btn-ghost { background: rgba(0, 0, 0, .55); border-color: var(--line); box-shadow: none; }
.err { color: var(--red); min-height: 1.4em; margin: 10px 0 0; text-align: center; }

.status { display: flex; justify-content: space-between; font: 600 12px/1 Cinzel, serif; letter-spacing: .18em; text-transform: uppercase; color: var(--steel-dim); margin-bottom: 10px; }
.track { display: flex; gap: 6px; margin-bottom: 16px; }
.track i { flex: 1; height: 6px; border-radius: 3px; background: #1f2925; }
.track i.done { background: var(--green-hi); box-shadow: 0 0 8px rgba(76, 175, 110, .6); }
.track i.now { background: var(--ember); animation: pulse 1.6s infinite; }
@keyframes pulse { 50% { opacity: .45; } }
.clue-head { font: 800 13px/1 Cinzel, serif; letter-spacing: .25em; text-transform: uppercase; color: var(--ember); margin-bottom: 12px; }
.clue-text { white-space: pre-line; font-size: 19px; color: #e4e9ec; }

.history { margin-top: 22px; color: var(--steel-dim); }
.history summary { cursor: pointer; font: 600 12px/1 Cinzel, serif; letter-spacing: .18em; text-transform: uppercase; padding: 8px 0; }
.history li { white-space: pre-line; font-size: 15px; margin: 10px 0; padding-left: 4px; border-left: 2px solid var(--green-deep); padding-left: 10px; }

.finish { text-align: center; border-top-color: var(--ember); }
.mask-big { width: 96px; filter: drop-shadow(0 0 22px rgba(76, 175, 110, .5)); }
.finish h2 { font-size: 30px; color: #fff; }
.token-label { font: 600 11px/1 Cinzel, serif; letter-spacing: .3em; text-transform: uppercase; color: var(--green-hi); margin-top: 8px; }
.token { font: 800 44px/1.2 ui-monospace, Consolas, monospace; letter-spacing: .2em; color: var(--ember); margin: 8px 0; }
.finish-team { font: 800 18px/1 Cinzel, serif; letter-spacing: .15em; }
.finish-time { color: var(--steel-dim); font-size: 14px; margin-top: 8px; }

.scanner { position: fixed; inset: 0; background: #000; z-index: 10; }
.scanner video { width: 100%; height: 100%; object-fit: cover; }
.reticle { position: absolute; left: 50%; top: 45%; width: min(70vw, 300px); aspect-ratio: 1; transform: translate(-50%, -50%); }
.reticle i { position: absolute; width: 36px; height: 36px; border: 4px solid var(--green-hi); filter: drop-shadow(0 0 6px var(--green-hi)); }
.reticle i:nth-child(1) { top: 0; left: 0; border-right: 0; border-bottom: 0; }
.reticle i:nth-child(2) { top: 0; right: 0; border-left: 0; border-bottom: 0; }
.reticle i:nth-child(3) { bottom: 0; left: 0; border-right: 0; border-top: 0; }
.reticle i:nth-child(4) { bottom: 0; right: 0; border-left: 0; border-top: 0; }
.scan-hint { position: absolute; top: calc(45% + min(35vw, 150px) + 20px); width: 100%; text-align: center; font: 600 13px/1 Cinzel, serif; letter-spacing: .2em; text-transform: uppercase; color: #fff; text-shadow: 0 1px 4px #000; }
.scanner .btn-ghost { position: absolute; left: 16px; right: 16px; bottom: calc(24px + env(safe-area-inset-bottom)); width: auto; }

.toast { position: fixed; inset: 0; z-index: 20; background: rgba(0, 0, 0, .7); display: grid; place-items: center; padding: 16px; animation: rise .25s ease; }
.toast-card { max-width: 420px; width: 100%; background: var(--bg2); border: 1px solid var(--line); border-top: 3px solid var(--red); border-radius: 10px; padding: 22px 20px; text-align: center; }
.toast-card.good { border-top-color: var(--green-hi); }
.toast-title { font: 800 20px/1.2 Cinzel, serif; letter-spacing: .06em; color: #fff; }
.toast-card p { color: var(--steel-dim); font-style: italic; }

.foot { text-align: center; padding: 12px 0 20px; }
.link { background: none; border: 0; color: var(--steel-dim); font: 14px "EB Garamond", serif; text-decoration: underline; cursor: pointer; }
[hidden] { display: none !important; }