:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #07101d;
  color: #e6edf7;
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: linear-gradient(180deg, #07101d, #0b1220 55%, #07101d); }
button, input { font: inherit; }
button { cursor: pointer; border: 1px solid #3a4d66; border-radius: 10px; padding: .7rem .85rem; background: #d7e4f3; color: #07101d; font-weight: 750; }
button.secondary { background: #17283d; color: #e6edf7; }
button:disabled { opacity: .55; cursor: not-allowed; }
input { flex: 1; min-width: 220px; border: 1px solid #3a4d66; border-radius: 10px; padding: .7rem .85rem; background: #07101d; color: #e6edf7; }
form { display: flex; gap: .65rem; flex-wrap: wrap; }

.topbar { position: sticky; top: 0; z-index: 3; display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1rem; background: rgba(7,16,29,.94); border-bottom: 1px solid #26364c; backdrop-filter: blur(12px); }
.topbar h1 { margin: .15rem 0; font-size: 1.25rem; }
.eyebrow { margin: 0; color: #91a8c3; text-transform: uppercase; letter-spacing: .09em; font-size: .7rem; }
.actions, .section-heading { display: flex; align-items: center; justify-content: space-between; gap: .75rem; flex-wrap: wrap; }

main { max-width: 1100px; margin: auto; padding: 1rem; display: grid; gap: 1rem; }
.notice, .card { border: 1px solid #26364c; border-radius: 16px; background: rgba(13,27,45,.88); box-shadow: 0 12px 34px rgba(0,0,0,.22); }
.notice { padding: .9rem 1rem; }
.card { padding: 1rem; }
.card h2 { margin: .2rem 0 .6rem; font-size: 1.1rem; }
.card h3 { margin: 1rem 0 .4rem; color: #a9bdd3; font-size: .82rem; }
.summary-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 1rem; }
.summary-grid .card { display: grid; gap: .35rem; }
.summary-grid span, .summary-grid small { color: #91a8c3; }
.summary-grid strong { overflow-wrap: anywhere; }
.two-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.three-columns { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 1rem; }
.badge { display: inline-flex; align-items: center; border: 1px solid #3a4d66; border-radius: 999px; padding: .35rem .65rem; font-size: .72rem; font-weight: 750; }
.badge.act { color: #8df0bd; border-color: #207b52; background: #123d2d; }
.badge.wait { color: #ffd78a; border-color: #82652d; background: #493918; }
.badge.block { color: #ffaaa6; border-color: #8c3b3b; background: #4c2223; }
pre { max-height: 17rem; overflow: auto; white-space: pre-wrap; overflow-wrap: anywhere; border: 1px solid #26364c; border-radius: 10px; padding: .75rem; background: #07101d; font-size: .74rem; }
ul { padding-left: 1.25rem; }
li { margin: .42rem 0; }
.act-item { color: #8df0bd; }
.wait-item { color: #ffd78a; }
.block-item { color: #ffaaa6; }
.message { min-height: 1.3em; color: #b8c8da; }
.boundary { border-top: 1px solid #26364c; padding-top: .85rem; color: #a9bdd3; font-size: .85rem; }
footer { max-width: 1100px; margin: auto; padding: 1.5rem 1rem 2rem; display: flex; justify-content: space-between; gap: 1rem; color: #91a8c3; font-size: .78rem; }

@media (max-width: 820px) {
  .summary-grid { grid-template-columns: 1fr 1fr; }
  .two-columns, .three-columns { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .topbar { align-items: flex-start; }
  .summary-grid { grid-template-columns: 1fr; }
  form button { width: 100%; }
}