/**
 * Arena Info Pages - Game Fairness & How KND Arena Works
 * Lightweight mode: no video, no particles.js. Premium sci-fi aesthetic.
 * Scope: body.arena-info-page
 */

@import url('https://fonts.googleapis.com/css2?family=Chakra+Petch:wght@500;600;700&family=Orbitron:wght@500;600;700&display=swap');

/* ---- Variables (align with arena-hub, knd-ui) ---- */
body.arena-info-page {
  --arena-info-accent: #00d4ff;
  --arena-info-accent-alt: #7c5cff;
  --arena-info-surface: rgba(8, 12, 24, 0.72);
  --arena-info-border: rgba(0, 212, 255, 0.18);
  --arena-info-text: rgba(255, 255, 255, 0.98);
  --arena-info-text-muted: rgba(235, 245, 255, 0.93);
  --arena-info-radius: 16px;
  --arena-info-transition: 0.2s ease;
}

/* ---- Base: static background (no video) ---- */
body.arena-info-page {
  background: #050814;
  min-height: 100vh;
}

body.arena-info-page::before {
  content: '';
  position: fixed;
  inset: 0;
  background: linear-gradient(165deg,
    #050814 0%,
    #0B1220 30%,
    #0a1222 70%,
    #050814 100%);
  z-index: -2;
  pointer-events: none;
}

/* ---- particles-bg: gradient + subtle grid (no JS) ---- */
body.arena-info-page #particles-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 120px 120px;
  background-color: transparent;
  opacity: 0.35;
  pointer-events: none;
}

/* ---- Hero ---- */
.arena-info-hero {
  padding-top: 140px;
  padding-bottom: 2.5rem;
  text-align: center;
}

.arena-info-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--arena-info-accent);
  margin-bottom: 0.5rem;
  font-family: 'Chakra Petch', system-ui, sans-serif;
}

.arena-info-title {
  font-family: 'Orbitron', 'Chakra Petch', system-ui, sans-serif;
  font-size: clamp(1.75rem, calc(4vw * var(--knd-type-scale, 1.166667)), 2.25rem);
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
  text-shadow: 0 0 24px rgba(0, 212, 255, 0.2);
}

.arena-info-subtitle {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.72);
  max-width: 42ch;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
}

/* ---- Content wrapper ---- */
.arena-info-content {
  max-width: 72ch;
  margin-left: auto;
  margin-right: auto;
  padding-bottom: 4rem;
}

/* ---- Cards (glass panels) ---- */
.arena-info-card {
  background: var(--arena-info-surface);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--arena-info-border);
  border-radius: var(--arena-info-radius);
  padding: 1.5rem 1.75rem;
  margin-bottom: 1.25rem;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35),
              inset 0 1px 0 rgba(138, 43, 226, 0.06);
  transition: border-color var(--arena-info-transition), box-shadow var(--arena-info-transition);
}

.arena-info-card:last-child {
  margin-bottom: 0;
}

.arena-info-card:hover {
  border-color: rgba(0, 212, 255, 0.28);
  box-shadow: 0 6px 28px rgba(0, 0, 0, 0.4),
              0 0 20px rgba(0, 212, 255, 0.06);
}

.arena-info-card h2 {
  font-family: 'Chakra Petch', system-ui, sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--arena-info-accent);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.arena-info-card h2 i {
  font-size: 1.1rem;
  opacity: 0.95;
}

.arena-info-text {
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  font-size: 1.05rem;
  line-height: 1.72;
  color: var(--arena-info-text-muted);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
}

.arena-info-text:last-child {
  margin-bottom: 0;
}

.arena-info-card code {
  background: rgba(0, 0, 0, 0.5);
  padding: 2px 6px;
  border-radius: 6px;
  font-size: 0.9em;
  color: var(--arena-info-accent);
}

/* ---- Links ---- */
.arena-info-link {
  color: rgba(0, 212, 255, 0.9);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--arena-info-transition);
}

.arena-info-link:hover {
  color: var(--arena-info-accent);
  text-shadow: 0 0 8px rgba(0, 212, 255, 0.3);
}

/* ---- Section spacing ---- */
.arena-info-section {
  padding-top: 2rem;
  padding-bottom: 2rem;
}

/* ---- Responsive ---- */
@media (max-width: 576px) {
  .arena-info-hero {
    padding-top: 120px;
    padding-bottom: 1.5rem;
  }

  .arena-info-content {
    max-width: 100%;
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .arena-info-card {
    padding: 1.25rem 1.25rem;
    border-radius: 14px;
  }

  .arena-info-text {
    font-size: 1rem;
  }
}