:root {
  --bg: #07101f;
  --surface: #101b2f;
  --text: #f4f7fb;
  --muted: #91a0b8;
  --line: rgba(255, 255, 255, 0.09);
  --primary: #ff6b4a;
  --primary-bright: #ff8b69;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 8% 5%, rgba(255, 107, 74, 0.12), transparent 30rem),
    radial-gradient(circle at 90% 30%, rgba(86, 201, 245, 0.1), transparent 32rem),
    linear-gradient(145deg, #07101f, #0b1628);
}

.public-header {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px clamp(18px, 4vw, 54px);
  border-bottom: 1px solid var(--line);
  background: rgba(7, 16, 31, 0.78);
  backdrop-filter: blur(16px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 3px;
  padding: 9px;
  color: #08101d;
  border-radius: 13px;
  background: linear-gradient(145deg, var(--primary-bright), var(--primary));
}

.brand-mark span { width: 5px; border-radius: 5px; background: currentColor; }
.brand-mark span:nth-child(1) { height: 12px; }
.brand-mark span:nth-child(2) { height: 22px; }
.brand-mark span:nth-child(3) { height: 16px; }
.brand strong, .brand small { display: block; }
.brand strong { font-size: 0.96rem; }
.brand small { margin-top: 2px; color: var(--muted); font-size: 0.72rem; }

.refresh-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  color: #b9c6d9;
  font-size: 0.72rem;
  font-weight: 800;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
}

.refresh-pill span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #6ee7b7;
  box-shadow: 0 0 0 4px rgba(110, 231, 183, 0.12);
}

main {
  width: min(1500px, calc(100% - 36px));
  margin: 0 auto;
  padding: 42px 0 80px;
}

.hero {
  margin-bottom: 30px;
}

.eyebrow {
  color: var(--primary-bright);
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1 {
  max-width: 760px;
  margin: 10px 0 8px;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1;
  letter-spacing: -0.055em;
}

.hero p {
  margin: 0;
  color: var(--muted);
}

.activity-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.activity-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(145deg, rgba(22, 36, 59, 0.97), rgba(13, 24, 43, 0.97));
  box-shadow: 0 25px 75px rgba(0, 0, 0, 0.25);
}

.activity-card header {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 20px;
  border-bottom: 1px solid var(--line);
}

.activity-card header span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--accent) 12%, transparent);
}

h2 {
  margin: 0;
  font-size: 1.02rem;
}

.podium,
.result-list {
  display: grid;
  gap: 10px;
  padding: 16px;
}

.result-list {
  padding-top: 0;
}

.result-row {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.035);
}

.result-row.highlighted {
  border-color: color-mix(in srgb, var(--accent) 28%, transparent);
  background: color-mix(in srgb, var(--accent) 10%, rgba(255,255,255,0.035));
}

.result-row.winner {
  transform: scale(1.02);
  border-color: color-mix(in srgb, var(--accent) 48%, transparent);
  box-shadow: 0 14px 38px color-mix(in srgb, var(--accent) 13%, transparent);
}

.position {
  width: 35px;
  height: 35px;
  display: grid;
  place-items: center;
  color: var(--accent);
  font-family: Consolas, monospace;
  font-weight: 900;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.18);
}

.winner .position {
  color: #101827;
  background: var(--accent);
}

.person {
  min-width: 0;
}

.person strong,
.person small {
  display: block;
}

.person strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.person small {
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.68rem;
}

.time {
  color: #fff;
  font-family: Consolas, monospace;
  font-size: 1.02rem;
  font-variant-numeric: tabular-nums;
  font-weight: 900;
}

.empty,
.loading {
  padding: 48px 20px;
  color: var(--muted);
  text-align: center;
}

.loading {
  grid-column: 1 / -1;
  border: 1px dashed var(--line);
  border-radius: 18px;
}

.loading.error {
  color: #ff8a9b;
}

footer {
  position: fixed;
  right: 18px;
  bottom: 14px;
  color: #7d8ba2;
  font-size: 0.68rem;
}

@media (max-width: 1050px) {
  .activity-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .public-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .refresh-pill {
    display: none;
  }

  .result-row {
    grid-template-columns: 34px minmax(0, 1fr);
  }

  .time {
    grid-column: 2;
  }
}