:root {
  --bg: #0e1015;
  --panel: #1a1d24;
  --panel2: #242832;
  --text: #ffffff;
  --muted: #9aa0aa;
  --accent: #f57c00;
  --accent2: #ffa726;
  --danger: #ff5252;
  --ok: #66bb6a;
  --radius: 12px;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 28px;
  border-bottom: 1px solid #22262e;
}
.brand { display: flex; gap: 12px; align-items: center; }
.brand .logo {
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--accent); color: #fff;
  display: grid; place-items: center; font-size: 18px;
}
.brand .muted { display: block; font-size: 12px; }

.wrap {
  width: min(760px, 92vw);
  margin: 36px auto;
  flex: 1;
}

.card {
  background: var(--panel);
  border: 1px solid #2a2f38;
  border-radius: var(--radius);
  padding: 28px;
}
h1 { margin: 0 0 8px; font-size: 26px; }
.muted { color: var(--muted); }
.hint { font-size: 12px; color: var(--muted); margin: 8px 0 16px; }

label {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin: 14px 0 6px;
}
input, select, textarea {
  width: 100%;
  background: var(--panel2);
  border: 1px solid #343a46;
  color: var(--text);
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 15px;
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--accent);
  border-color: transparent;
}
#codeInput {
  font-size: 28px;
  letter-spacing: 4px;
  text-align: center;
  text-transform: uppercase;
  font-weight: 700;
}

button {
  border: 0;
  border-radius: 8px;
  padding: 12px 18px;
  font-size: 15px;
  cursor: pointer;
  font-weight: 600;
}
button.primary { background: var(--accent); color: #fff; width: 100%; margin-top: 18px; }
button.primary:hover { background: var(--accent2); }
button.ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid #343a46;
  width: auto;
}
button.danger { background: transparent; color: var(--danger); border: 1px solid var(--danger); }

.row { display: flex; gap: 12px; align-items: center; }
.row.space { justify-content: space-between; }
.row.actions { margin-top: 22px; }
.row.actions .primary { width: auto; margin: 0; }

.list { display: flex; flex-direction: column; gap: 12px; margin: 22px 0; }
.item {
  background: var(--panel2);
  border: 1px solid #343a46;
  border-radius: 10px;
  padding: 16px;
}
.item .row + .row { margin-top: 10px; }
.item .fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 12px;
}
.item .fields .full { grid-column: 1 / -1; }
.item .head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.chip {
  display: inline-block;
  background: #2a2f38;
  color: var(--muted);
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 11px;
  margin-left: 8px;
}

.error { color: var(--danger); margin-top: 12px; }
.ok { color: var(--ok); margin-top: 12px; }
.hidden { display: none !important; }

.foot {
  padding: 18px 28px 28px;
  text-align: center;
  font-size: 12px;
}
kbd {
  background: #2a2f38;
  border-radius: 4px;
  padding: 2px 7px;
  font-size: 12px;
}

@media (max-width: 640px) {
  .item .fields { grid-template-columns: 1fr; }
  .wrap { margin: 18px auto; }
}