:root {
  --bg: #071428;
  --card: rgba(255, 255, 255, 0.08);
  --card2: rgba(255, 255, 255, 0.12);
  --text: rgba(255, 255, 255, 0.94);
  --muted: rgba(255, 255, 255, 0.7);
  --accent: #33e3ff;
  --accent2: #ff4dd8;
  --ok: #2fe87b;
  --warn: #ffcc66;
  --bad: #ff4f4f;
  --shadow: 0 18px 60px rgba(0, 0, 0, 0.55);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1000px 500px at 15% 0%, rgba(51, 227, 255, 0.25), transparent 55%),
    radial-gradient(1000px 600px at 85% 10%, rgba(255, 77, 216, 0.22), transparent 60%),
    radial-gradient(800px 600px at 50% 100%, rgba(47, 232, 123, 0.18), transparent 55%),
    linear-gradient(180deg, #071428, #071428);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  backdrop-filter: blur(10px);
  background: rgba(7, 20, 40, 0.75);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.brand__title {
  font-family: "Baloo 2", sans-serif;
  font-weight: 800;
  font-size: 26px;
  letter-spacing: 0.3px;
}

.brand__subtitle {
  margin-top: -4px;
  color: var(--muted);
  font-size: 13px;
}

.nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid transparent;
}

.nav a.active {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.12);
}

.layout {
  max-width: 1100px;
  margin: 18px auto;
  padding: 0 16px 40px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.card {
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 16px;
}

.auth {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.06));
}

.auth__row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.spacer {
  flex: 1;
}

.auth__who {
  color: var(--muted);
  font-size: 13px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(0, 0, 0, 0.16);
  color: var(--muted);
  font-size: 12px;
}

.pill.ok {
  border-color: rgba(47, 232, 123, 0.35);
  color: rgba(47, 232, 123, 0.95);
}

.pill.warn {
  border-color: rgba(255, 204, 102, 0.4);
  color: rgba(255, 204, 102, 0.98);
}

.auth__controls {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: end;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field span {
  color: var(--muted);
  font-size: 12px;
}

input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(0, 0, 0, 0.2);
  color: var(--text);
  outline: none;
}

input:focus {
  border-color: rgba(51, 227, 255, 0.55);
  box-shadow: 0 0 0 4px rgba(51, 227, 255, 0.12);
}

.btn {
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  cursor: pointer;
}

.btn.primary {
  border-color: rgba(51, 227, 255, 0.35);
  background: rgba(51, 227, 255, 0.14);
}

.btn.danger {
  border-color: rgba(255, 79, 79, 0.35);
  background: rgba(255, 79, 79, 0.12);
}

.banner {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(255, 79, 79, 0.12);
  border: 1px solid rgba(255, 79, 79, 0.25);
  color: rgba(255, 255, 255, 0.92);
}

.muted {
  color: var(--muted);
}

h2 {
  margin: 0 0 12px;
  font-family: "Baloo 2", sans-serif;
  letter-spacing: 0.2px;
}

h3 {
  margin: 14px 0 10px;
  font-family: "Baloo 2", sans-serif;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 10px 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  text-align: left;
  vertical-align: top;
}

.table th {
  color: var(--muted);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.2px;
}

.list {
  display: grid;
  gap: 10px;
}

.row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  background: rgba(0, 0, 0, 0.14);
}

.row__name {
  font-weight: 600;
}

.row__score {
  font-variant-numeric: tabular-nums;
  font-weight: 800;
}

.groups {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.group {
  padding: 12px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.14);
}

.group__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.group__code {
  font-family: "Baloo 2", sans-serif;
  font-size: 18px;
  font-weight: 800;
}

.group__fields {
  display: grid;
  gap: 10px;
}

select {
  width: 100%;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(0, 0, 0, 0.2);
  color: var(--text);
}

.footer {
  text-align: center;
  padding: 20px 14px 40px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 13px;
}

@media (max-width: 780px) {
  .auth__controls {
    grid-template-columns: 1fr;
  }

  .groups {
    grid-template-columns: 1fr;
  }
}