:root {
  color-scheme: dark;
  --bg: #071c4b;
  --panel: rgba(14, 32, 83, 0.96);
  --panel-soft: rgba(18, 44, 104, 0.82);
  --text: #edf2ff;
  --muted: #9fb5ef;
  --accent: #ffd200;
  --accent-dark: #d4af00;
  --border: rgba(255, 255, 255, 0.12);
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.36);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #0d3277 0%, #071c4b 42%, #020817 100%);
  color: var(--text);
}

.page-shell {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 24px 48px;
}

.hero-card,
.content-card {
  background: linear-gradient(180deg, rgba(18, 31, 102, 0.98), rgba(13, 23, 64, 0.98));
  border: 1px solid var(--border);
  border-radius: 32px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-card {
  padding: 28px 32px;
  margin-bottom: 28px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 18px;
}

.brand-badge {
  width: 72px;
  height: 72px;
  border-radius: 22px;
  object-fit: cover;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 3rem);
  letter-spacing: -0.04em;
}

p {
  margin: 8px 0 0;
  color: var(--muted);
}

.content-card {
  padding: 28px 28px 24px;
}

.controls {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr repeat(2, 100px);
  align-items: end;
  margin-bottom: 24px;
}

.control-full {
  grid-column: 1 / -1;
}

.control-group {
  display: grid;
  gap: 10px;
}

label {
  color: var(--muted);
  text-transform: uppercase;
  font-size: 0.82rem;
  letter-spacing: 0.18em;
}

input,
select {
  width: 100%;
  padding: 16px 18px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(8, 18, 53, 0.95);
  color: var(--text);
  font-size: 1rem;
}

#min-level,
#max-level {
  width: 100%;
  padding: 12px 14px;
  font-size: 0.95rem;
}

input::placeholder {
  color: rgba(255, 255, 255, 0.45);
}

.table-wrap {
  overflow-x: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

thead th {
  text-align: left;
  padding: 18px 18px 14px;
  color: var(--muted);
  font-size: 0.92rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

thead th.sortable {
  cursor: pointer;
  user-select: none;
}

thead th.sortable:hover,
thead th.sortable.active {
  color: var(--accent);
}

.sort-indicator {
  display: inline-block;
  margin-left: 8px;
  font-size: 0.95rem;
  opacity: 0.85;
  transition: color 120ms ease;
}

tbody td {
  padding: 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.98rem;
}

tbody tr:last-child td {
  border-bottom: none;
}

tbody tr:hover td {
  background: rgba(255, 255, 255, 0.04);
}

.loading,
.empty-state {
  text-align: center;
  color: var(--muted);
  padding: 28px;
}

@media (max-width: 800px) {
  .controls {
    grid-template-columns: 1fr;
  }
}