:root {
  --portal-bg: #0f1614;
  --portal-surface: #161e1b;
  --portal-border: rgba(255, 255, 255, 0.08);
  --portal-text: #e2ede8;
  --portal-muted: #7a9e8e;
  --portal-accent: #c1d849;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Inter', system-ui, sans-serif;
  background: radial-gradient(ellipse at top, #1a3328 0%, var(--portal-bg) 55%);
  color: var(--portal-text);
  display: flex;
  flex-direction: column;
}

.portal-header {
  padding: 2.75rem 1.5rem 1.5rem;
  text-align: center;
}

.portal-title {
  margin: 0;
  font-size: clamp(1.35rem, 4vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--portal-text);
}

.portal-main {
  flex: 1;
  max-width: 920px;
  margin: 0 auto;
  padding: 0 1.5rem 3rem;
  width: 100%;
}

.portal-section {
  margin-bottom: 2rem;
}

.portal-section:last-child {
  margin-bottom: 0;
}

.portal-section-title {
  margin: 0 0 0.75rem;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--portal-muted);
}

.portal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.65rem;
}

.portal-card {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--portal-text);
  background: var(--portal-surface);
  border: 1px solid var(--portal-border);
  border-radius: 10px;
  padding: 0.85rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  transition: transform 0.15s, border-color 0.15s, background 0.15s;
}

.portal-card i {
  width: 18px;
  text-align: center;
  font-size: 0.95rem;
  color: var(--card-accent, var(--portal-accent));
  flex-shrink: 0;
}

.portal-card span {
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.portal-card:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--card-accent, var(--portal-accent)) 40%, transparent);
  background: color-mix(in srgb, var(--portal-surface) 90%, var(--card-accent, var(--portal-accent)) 10%);
}

.portal-footer {
  text-align: center;
  padding: 1.25rem;
  font-size: 0.72rem;
  color: var(--portal-muted);
  border-top: 1px solid var(--portal-border);
}

.portal-footer a {
  color: var(--portal-accent);
  text-decoration: none;
  font-weight: 600;
}

@media (max-width: 480px) {
  .portal-grid {
    grid-template-columns: 1fr;
  }

  .portal-card span {
    white-space: normal;
  }
}