/* ============================================================
   EXPLORE PAGE STYLES — Eyes on the Sky
   Full-screen 3D interactive solar system
   ============================================================ */

/* ── Full Screen Layout ───────────────────────────────────── */
.explore-page {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  position: relative;
  background: #000;
}

#explore-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* ── Top Bar ──────────────────────────────────────────────── */
.explore-topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(to bottom, rgba(0,0,0,0.7), transparent);
  pointer-events: none;
}

.explore-topbar > * {
  pointer-events: auto;
}

.explore-logo {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.explore-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.explore-btn {
  padding: 0.5rem 1rem;
  border-radius: var(--radius-xl);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  backdrop-filter: blur(10px);
  transition: all var(--transition-fast);
  cursor: pointer;
  font-family: var(--font-heading);
}

.explore-btn:hover {
  background: rgba(255,255,255,0.12);
  color: var(--text-primary);
}

.explore-btn.active {
  background: rgba(124, 58, 237, 0.2);
  border-color: rgba(124, 58, 237, 0.4);
  color: var(--accent-purple);
}

/* ── Speed Control ────────────────────────────────────────── */
.speed-control {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-xl);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  backdrop-filter: blur(10px);
}

.speed-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.speed-slider {
  width: 80px;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: rgba(255,255,255,0.1);
  border-radius: 2px;
  outline: none;
}

.speed-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent-purple);
  cursor: pointer;
  box-shadow: 0 0 8px rgba(124, 58, 237, 0.5);
}

.speed-value {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  min-width: 30px;
  text-align: right;
}

/* ── Navigation Panel (Planet List) ───────────────────────── */
.explore-nav-panel {
  position: fixed;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.nav-planet-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  backdrop-filter: blur(10px);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
}

.nav-planet-btn:hover {
  background: rgba(255,255,255,0.12);
  transform: scale(1.15);
}

.nav-planet-btn.active {
  background: rgba(124, 58, 237, 0.2);
  border-color: rgba(124, 58, 237, 0.5);
  box-shadow: 0 0 15px rgba(124, 58, 237, 0.3);
}

.nav-planet-btn .tooltip {
  position: absolute;
  left: 55px;
  top: 50%;
  transform: translateY(-50%);
  padding: 0.3rem 0.7rem;
  border-radius: var(--radius-sm);
  background: rgba(0,0,0,0.9);
  color: var(--text-primary);
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.nav-planet-btn:hover .tooltip {
  opacity: 1;
}

/* ── Info Panel ───────────────────────────────────────────── */
.info-panel {
  position: fixed;
  right: -420px;
  top: 0;
  width: 400px;
  height: 100vh;
  z-index: 200;
  background: rgba(5, 5, 16, 0.92);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-left: 1px solid var(--border-subtle);
  transition: right var(--transition-smooth);
  overflow-y: auto;
  padding: 1.5rem;
}

.info-panel.open {
  right: 0;
}

.info-panel-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--text-secondary);
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.info-panel-close:hover {
  background: rgba(255,255,255,0.12);
  color: var(--text-primary);
}

.info-panel-icon {
  font-size: 4rem;
  text-align: center;
  margin: 2rem 0 1rem;
  filter: drop-shadow(0 0 20px rgba(255,255,255,0.2));
}

.info-panel-name {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 0.5rem;
}

.info-panel-type {
  text-align: center;
  margin-bottom: 1.5rem;
}

.info-panel-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.info-panel-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.info-stat {
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
}

.info-stat-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.info-stat-value {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 0.2rem;
}

.info-panel-fact {
  padding: 0.75rem 1rem;
  background: rgba(124, 58, 237, 0.08);
  border-left: 3px solid var(--accent-purple);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.6;
}

/* ── Crosshair / Center hint ──────────────────────────────── */
.explore-hint {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  padding: 0.5rem 1.5rem;
  border-radius: var(--radius-xl);
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(10px);
  color: var(--text-muted);
  font-size: 0.8rem;
  pointer-events: none;
  transition: opacity var(--transition-smooth);
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 768px) {
  .info-panel {
    width: 100%;
    right: -100%;
  }

  .explore-nav-panel {
    left: 0.5rem;
    gap: 0.2rem;
  }

  .nav-planet-btn {
    width: 36px;
    height: 36px;
    font-size: 1rem;
  }

  .speed-control {
    display: none;
  }

  .explore-controls .explore-btn span {
    display: none;
  }
}