/* ============================================================
   SISTEMA SOLAR INTERATIVO — pages.css
   Estilos específicos para páginas internas (não index)
   Importado por todas as páginas em /pages/
   ============================================================ */

/* ──────────────────────────────────────────────
   1. PAGE HERO (banner de topo das páginas)
────────────────────────────────────────────── */
.page-hero {
  padding: calc(72px + var(--sp-12)) 0 var(--sp-12);
  position: relative;
  z-index: 1;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  background: linear-gradient(180deg, rgba(79,195,247,0.03) 0%, transparent 100%);
}

.page-hero .page-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--color-star);
  margin-bottom: var(--sp-4);
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: var(--sp-3);
  line-height: 1.1;
}

.page-hero .page-title i {
  color: var(--color-aurora-blue);
  flex-shrink: 0;          /* ícone nunca comprime */
  font-size: 0.75em;       /* proporcional ao título */
}

.page-hero .page-description {
  font-size: 1.05rem;
  color: rgba(232,213,255,0.6);
  max-width: 700px;
  line-height: 1.8;
}

/* ──────────────────────────────────────────────
   2. BREADCRUMB
────────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-bottom: var(--sp-5);
  font-size: 0.8rem;
  color: rgba(232,213,255,0.4);
}

.breadcrumb a {
  color: var(--color-aurora-blue);
  transition: color var(--t-fast);
}

.breadcrumb a:hover { color: var(--color-star); }
.breadcrumb i { font-size: 0.65rem; opacity: 0.5; }
.breadcrumb span { color: rgba(232,213,255,0.6); }

/* ──────────────────────────────────────────────
   3. PLANET HERO (seção de destaque do planeta)
────────────────────────────────────────────── */
.planet-hero {
  padding: calc(72px + var(--sp-10)) 0 var(--sp-10);
  position: relative;
  z-index: 1;
  overflow: hidden;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

/* Glow de fundo por planeta */
.earth-hero  { --hero-glow: rgba(79,195,247,0.12); }
.mars-hero   { --hero-glow: rgba(239,108,69,0.10); }
.sun-hero    { --hero-glow: rgba(255,160,0,0.12); }
.mercury-hero{ --hero-glow: rgba(176,176,176,0.08); }
.venus-hero  { --hero-glow: rgba(232,201,122,0.10); }
.jupiter-hero{ --hero-glow: rgba(200,169,122,0.10); }
.saturn-hero { --hero-glow: rgba(228,201,122,0.10); }
.uranus-hero { --hero-glow: rgba(125,232,232,0.10); }
.neptune-hero{ --hero-glow: rgba(65,105,225,0.10); }

.planet-hero::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 60%; height: 100%;
  background: radial-gradient(ellipse at 80% 50%, var(--hero-glow, rgba(79,195,247,0.08)), transparent 70%);
  pointer-events: none;
}

.planet-hero-content {
  display: flex;
  align-items: center;
  gap: var(--sp-10);
}

.planet-hero-info { flex: 1; }

.planet-order {
  display: inline-flex;
  align-items: center;
  padding: var(--sp-1) var(--sp-4);
  background: rgba(79,195,247,0.1);
  border: 1px solid rgba(79,195,247,0.25);
  border-radius: 20px;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--color-aurora-blue);
  text-transform: uppercase;
  margin-bottom: var(--sp-4);
}

.planet-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5.5vw, 5rem);
  font-weight: 900;
  letter-spacing: 0.03em;
  line-height: 1;
  color: var(--color-star);
  margin-bottom: var(--sp-2);
  white-space: nowrap;          /* evita quebra no título do planeta */
}

@media (max-width: 400px) {
  /* Em telas muito pequenas, permite quebrar para 2 linhas */
  .planet-title { white-space: normal; }
}

.planet-subtitle {
  font-size: 1.1rem;
  color: rgba(232,213,255,0.5);
  margin-bottom: var(--sp-5);
  font-style: italic;
}

.planet-intro {
  font-size: 1rem;
  color: rgba(232,213,255,0.7);
  line-height: 1.85;
  max-width: 560px;
  margin-bottom: var(--sp-8);
}

/* Planet Quick Facts */
.planet-quick-facts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
}

.quick-fact {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: var(--sp-3) var(--sp-5);
  backdrop-filter: blur(8px);
  transition: border-color var(--t-fast);
}

.quick-fact:hover { border-color: var(--glass-border-hover); }

.quick-fact > i {
  color: var(--color-aurora-blue);
  font-size: 1rem;
  width: 16px;
  text-align: center;
  flex-shrink: 0;
}

.quick-fact .fact-value {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-star);
  line-height: 1.2;
}

.quick-fact .fact-label {
  display: block;
  font-size: 0.7rem;
  color: rgba(232,213,255,0.45);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Planet Hero Visual */
.planet-hero-visual {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 280px;
}

.planet-3d-container {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Large planet sphere for detail pages */
.planet-sphere.large {
  width: 200px;
  height: 200px;
  filter: drop-shadow(0 0 40px rgba(79,195,247,0.3));
}

.planet-sphere.large.mars   { filter: drop-shadow(0 0 40px rgba(239,108,69,0.4)); }
.planet-sphere.large.venus  { filter: drop-shadow(0 0 40px rgba(232,201,122,0.4)); }
.planet-sphere.large.earth  { filter: drop-shadow(0 0 40px rgba(79,195,247,0.4)); }

/* ═══════════════════════════════════════════════════════════════
   ROTATING PLANET SPHERES — CSS-only spinning animation
   Técnica: overflow:hidden + ::after largo animado + ::before luz
   ═══════════════════════════════════════════════════════════════ */

/* Base: overflow hidden para clipar a esfera */
.planet-sphere,
.body-nav-sphere {
  position: relative;
  overflow: hidden;
}

/* Camada de LUZ — estática, fica em cima de tudo */
.planet-sphere::before,
.body-nav-sphere::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background:
    radial-gradient(circle at 32% 28%,
      rgba(255,255,255,0.55) 0%,
      rgba(255,255,255,0.22) 20%,
      transparent 52%),
    radial-gradient(circle at 68% 72%,
      rgba(0,0,0,0.55) 0%,
      transparent 48%);
  z-index: 4;
  pointer-events: none;
}

/* Camada de SUPERFÍCIE — animada girando */
.planet-sphere::after,
.body-nav-sphere::after {
  content: '';
  position: absolute;
  top: -25%;
  left: 0;
  width: 200%;
  height: 150%;
  z-index: 2;
  animation: spinSurface 14s linear infinite;
  opacity: 0.6;
  background: repeating-linear-gradient(88deg,
    rgba(100,100,100,0.3) 0%,
    rgba(150,150,150,0.1) 25%,
    rgba(80,80,80,0.3) 50%
  );
}

/* Animação base: translateX 0→-50% em loop (200% de largura → loop perfeito) */
@keyframes spinSurface {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ── Sol: fotosfera turbulenta, rápida ─────────────── */
.planet-sphere[data-planet="sun"]::after,
.body-nav-sphere.sun::after {
  background: repeating-linear-gradient(88deg,
    rgba(220,40,0,0.55)  0%,    rgba(255,180,0,0.25) 6%,
    rgba(200,30,0,0.5)   13%,   rgba(255,140,0,0.3)  19%,
    rgba(240,60,0,0.5)   26%,   rgba(255,200,0,0.2)  33%,
    rgba(210,35,0,0.55)  40%,   rgba(255,160,0,0.25) 47%,
    rgba(220,40,0,0.55)  50%
  );
  animation-duration: 5s;
  opacity: 0.45;
}

/* ── Mercúrio: cratera cinza, lento (58 dias terrestres) ── */
.planet-sphere[data-planet="mercury"]::after,
.body-nav-sphere.mercury::after {
  background: repeating-linear-gradient(87deg,
    rgba(10,10,10,0.5)   0%,    rgba(80,80,80,0.12)  11%,
    rgba(35,35,35,0.45)  22%,   rgba(60,60,60,0.15)  34%,
    rgba(18,18,18,0.5)   44%,   rgba(75,75,75,0.1)   50%
  );
  animation-duration: 24s;
}

/* ── Vênus: nuvens de enxofre, muito lento (243 dias) ── */
.planet-sphere[data-planet="venus"]::after,
.body-nav-sphere.venus::after {
  background: repeating-linear-gradient(86deg,
    rgba(140,90,8,0.5)   0%,    rgba(190,145,55,0.22) 14%,
    rgba(120,75,4,0.48)  26%,   rgba(200,160,70,0.25) 38%,
    rgba(135,85,6,0.5)   50%
  );
  animation-duration: 38s;
}

/* ── Terra: oceanos, terras e nuvens ── */
.planet-sphere[data-planet="earth"]::after,
.body-nav-sphere.earth::after {
  background: repeating-linear-gradient(88deg,
    rgba(0,55,145,0.55)   0%,    rgba(8,110,42,0.5)   10%,
    rgba(0,65,165,0.45)   19%,   rgba(255,255,255,0.3) 24%,
    rgba(0,45,125,0.55)   32%,   rgba(15,115,50,0.5)  42%,
    rgba(0,70,155,0.45)   50%
  );
  animation-duration: 11s;
}

/* ── Marte: desertos e cânions vermelhos ── */
.planet-sphere[data-planet="mars"]::after,
.body-nav-sphere.mars::after {
  background: repeating-linear-gradient(88deg,
    rgba(95,15,0,0.55)   0%,    rgba(155,55,8,0.22)  13%,
    rgba(75,8,0,0.52)    25%,   rgba(185,80,30,0.28)  35%,
    rgba(105,20,0,0.5)   44%,   rgba(165,60,15,0.2)  50%
  );
  animation-duration: 11.5s;
}

/* ── Júpiter: bandas horizontais icônicas, rotação rápida ── */
.planet-sphere[data-planet="jupiter"]::after,
.body-nav-sphere.jupiter::after {
  background: repeating-linear-gradient(0deg,
    rgba(95,35,8,0.6)    0%,    rgba(195,150,85,0.38) 6%,
    rgba(125,60,22,0.6)  13%,   rgba(210,170,108,0.32) 19%,
    rgba(110,45,14,0.58) 26%,   rgba(200,158,95,0.36) 32%,
    rgba(135,65,25,0.55) 39%,   rgba(205,162,100,0.3) 46%,
    rgba(95,35,8,0.6)    50%
  );
  animation-duration: 6.5s;  /* Júpiter gira em ~10h — mais rápido! */
}

/* ── Saturno: bandas douradas, anel adicionado via HTML ── */
.planet-sphere[data-planet="saturn"]::after,
.body-nav-sphere.saturn::after {
  background: repeating-linear-gradient(0deg,
    rgba(130,92,18,0.55)  0%,   rgba(215,180,92,0.3)  8%,
    rgba(155,115,28,0.52) 16%,  rgba(208,172,85,0.28) 24%,
    rgba(140,100,20,0.55) 32%,  rgba(212,175,88,0.3)  40%,
    rgba(130,92,18,0.55)  50%
  );
  animation-duration: 9.5s;
}

/* ── Urano: gás ciano suave, inclinado ── */
.planet-sphere[data-planet="uranus"]::after,
.body-nav-sphere.uranus::after {
  background: repeating-linear-gradient(88deg,
    rgba(0,145,155,0.28)  0%,   rgba(0,195,215,0.1)  18%,
    rgba(0,125,140,0.28)  36%,  rgba(0,180,200,0.1)  50%
  );
  animation-duration: 15s;
  opacity: 0.38;
}

/* ── Netuno: azul profundo com nuvens ── */
.planet-sphere[data-planet="neptune"]::after,
.body-nav-sphere.neptune::after {
  background: repeating-linear-gradient(87deg,
    rgba(8,18,115,0.55)  0%,    rgba(28,48,175,0.22)  14%,
    rgba(4,12,95,0.52)   27%,   rgba(22,55,195,0.26)  39%,
    rgba(8,16,108,0.5)   50%
  );
  animation-duration: 15.5s;
}

/* ── Flutuação vertical dos planetas grandes ── */
.planet-sphere.large {
  animation: planetFloat 7s ease-in-out infinite;
}

@keyframes planetFloat {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-10px); }
}

/* ── Brilho pulsante nas nav-spheres ── */
.body-nav-sphere {
  animation: navGlow 4s ease-in-out infinite;
}
.body-nav-sphere.sun     { animation-duration: 3s; }
.body-nav-sphere.jupiter { animation-duration: 3.5s; }

@keyframes navGlow {
  0%, 100% { filter: brightness(1); }
  50%       { filter: brightness(1.15); }
}


/* Sun sphere variant */
.sun-sphere {
  width: 200px; height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #fff9c4 0%, #ffd600 20%, #ff8f00 50%, #e65100 80%, #bf360c 100%);
  box-shadow:
    0 0 40px rgba(255,160,0,0.7),
    0 0 80px rgba(255,120,0,0.4),
    0 0 120px rgba(255,80,0,0.2);
  animation: sunPulse 4s ease-in-out infinite;
  position: relative;
}

.sun-corona {
  position: absolute;
  inset: -20px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,200,0,0.15), transparent 60%);
  animation: sunPulse 2s ease-in-out infinite alternate;
}

.sun-flare {
  position: absolute;
  inset: -40px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,120,0,0.08), transparent 60%);
  animation: sunPulse 3s ease-in-out infinite alternate;
}

/* Planet atmosphere ring */
.planet-atmosphere {
  position: absolute;
  inset: -15px;
  border-radius: 50%;
  border: 2px solid rgba(79,195,247,0.15);
  box-shadow: 0 0 20px rgba(79,195,247,0.1);
  animation: atmospherePulse 4s ease-in-out infinite;
}

@keyframes atmospherePulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50%       { opacity: 1; transform: scale(1.02); }
}

/* ──────────────────────────────────────────────
   4. PLANET DETAILS — LAYOUT (main + sidebar)
────────────────────────────────────────────── */
.planet-details {
  padding: var(--sp-12) 0 var(--sp-20);
  position: relative;
  z-index: 1;
}

.details-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--sp-8);
  align-items: start;
}

/* ── Content Sections (main column) ── */
.details-main { display: flex; flex-direction: column; gap: var(--sp-8); }

.content-section {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: var(--sp-8);
  backdrop-filter: blur(var(--glass-blur));
  transition: border-color var(--t-base);
}

.content-section:hover { border-color: rgba(79,195,247,0.15); }

.content-section h2 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-star);
  margin-bottom: var(--sp-5);
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: var(--sp-3);
  padding-bottom: var(--sp-4);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  line-height: 1.3;
}

.content-section h2 i {
  color: var(--color-aurora-blue);
  flex-shrink: 0;    /* ícone nunca comprime */
  font-size: 0.9em;  /* proporcional ao título */
  width: 1.2em;
  text-align: center;
}

.content-section p {
  font-size: 0.95rem;
  color: rgba(232,213,255,0.7);
  line-height: 1.9;
  margin-bottom: var(--sp-4);
}

.content-section p:last-child { margin-bottom: 0; }
.content-section p strong { color: var(--color-aurora-teal); font-weight: 600; }

/* ── Sidebar ── */
.details-sidebar { display: flex; flex-direction: column; gap: var(--sp-5); }

.sidebar-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 18px;
  padding: var(--sp-6);
  backdrop-filter: blur(var(--glass-blur));
}

.sidebar-card h3 {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-aurora-blue);
  text-transform: uppercase;
  margin-bottom: var(--sp-5);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

/* Data List (specs) */
.data-list { display: flex; flex-direction: column; gap: 0; }

.data-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-3) 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.data-item:last-child { border-bottom: none; }

.data-item dt {
  font-size: 0.78rem;
  color: rgba(232,213,255,0.45);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.data-item dd {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-star);
  text-align: right;
  font-family: var(--font-display);
}

/* Related Links */
.related-links {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.related-link {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  border-radius: 10px;
  font-size: 0.875rem;
  color: rgba(232,213,255,0.6);
  border: 1px solid transparent;
  transition: all var(--t-fast);
}

.related-link:hover {
  background: rgba(79,195,247,0.07);
  border-color: rgba(79,195,247,0.2);
  color: var(--color-aurora-blue);
}

.related-link i {
  color: var(--color-aurora-blue);
  width: 16px;
  text-align: center;
  opacity: 0.7;
}

/* Planet Navigation */
.planet-navigation {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.nav-planet {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  border-radius: 10px;
  border: 1px solid var(--glass-border);
  transition: all var(--t-fast);
  color: var(--color-star);
}

.nav-planet:hover {
  border-color: var(--glass-border-hover);
  background: var(--glass-bg-hover);
  color: var(--color-aurora-blue);
}

.nav-planet.disabled {
  opacity: 0.35;
  cursor: default;
  pointer-events: none;
}

.nav-planet.next { justify-content: flex-end; }

.nav-label {
  display: block;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(232,213,255,0.4);
}

.nav-name {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
}

/* ──────────────────────────────────────────────
   5. CURIOSITY CARDS
────────────────────────────────────────────── */
.curiosities-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-4);
}

.curiosity-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 14px;
  padding: var(--sp-5);
  transition: all var(--t-base);
  opacity: 0;
  transform: translateY(20px);
}

.curiosity-card.animate-in {
  opacity: 1;
  transform: translateY(0);
}

.curiosity-card:hover {
  border-color: rgba(79,195,247,0.2);
  background: rgba(79,195,247,0.05);
  transform: translateY(-3px);
}

.curiosity-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(79,195,247,0.12), rgba(206,147,216,0.08));
  border: 1px solid rgba(79,195,247,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--color-aurora-blue);
  margin-bottom: var(--sp-3);
  transition: transform var(--t-base);
}

.curiosity-card:hover .curiosity-icon { transform: scale(1.1) rotate(-5deg); }

.curiosity-card h4 {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-star);
  margin-bottom: var(--sp-2);
  letter-spacing: 0.04em;
}

.curiosity-card p {
  font-size: 0.82rem;
  color: rgba(232,213,255,0.6);
  line-height: 1.7;
  margin: 0 !important;
}

/* ──────────────────────────────────────────────
   6. PHENOMENON CARDS (Sun page)
────────────────────────────────────────────── */
.phenomena-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-4);
}

.phenomenon-card {
  background: rgba(255,160,0,0.05);
  border: 1px solid rgba(255,160,0,0.15);
  border-radius: 14px;
  padding: var(--sp-5);
  transition: all var(--t-base);
}

.phenomenon-card:hover {
  border-color: rgba(255,160,0,0.3);
  background: rgba(255,160,0,0.08);
  transform: translateY(-3px);
}

.phenomenon-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: rgba(255,160,0,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--color-solar);
  margin-bottom: var(--sp-3);
}

.phenomenon-card h4 {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-star);
  margin-bottom: var(--sp-2);
}

.phenomenon-card p {
  font-size: 0.82rem;
  color: rgba(232,213,255,0.6);
  line-height: 1.7;
  margin: 0 !important;
}

/* ──────────────────────────────────────────────
   7. SUN STRUCTURE
────────────────────────────────────────────── */
.sun-structure {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-6);
  align-items: center;
}

.structure-layers {
  position: relative;
  width: 220px; height: 220px;
  margin: 0 auto;
}

.sun-layer {
  position: absolute;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgba(255,255,255,0.7);
}

.sun-layer.core       { width: 60px;  height: 60px;  background: radial-gradient(circle, #fff176, #ff6f00); z-index: 6; }
.sun-layer.radiative  { width: 100px; height: 100px; background: rgba(255,180,0,0.4);  z-index: 5; border: 1px solid rgba(255,200,0,0.3); }
.sun-layer.convective { width: 140px; height: 140px; background: rgba(255,140,0,0.25); z-index: 4; border: 1px solid rgba(255,160,0,0.25); }
.sun-layer.photosphere{ width: 170px; height: 170px; background: rgba(255,100,0,0.15); z-index: 3; border: 1px solid rgba(255,120,0,0.2); }
.sun-layer.chromosphere{ width: 195px; height: 195px; background: rgba(200,50,0,0.08); z-index: 2; border: 1px solid rgba(200,80,0,0.15); }
.sun-layer.corona-layer{ width: 220px; height: 220px; background: rgba(150,0,0,0.05);  z-index: 1; border: 1px dashed rgba(150,50,0,0.2); }

.structure-descriptions { display: flex; flex-direction: column; gap: var(--sp-3); }

.layer-desc {
  padding: var(--sp-3) var(--sp-4);
  border-left: 2px solid rgba(255,160,0,0.3);
  background: rgba(255,160,0,0.03);
  border-radius: 0 8px 8px 0;
  transition: border-color var(--t-fast);
  cursor: default;
}

.layer-desc:hover { border-color: var(--color-solar); }

.layer-desc h4 {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-solar);
  margin-bottom: var(--sp-1);
}

.layer-desc p {
  font-size: 0.78rem;
  color: rgba(232,213,255,0.55);
  line-height: 1.6;
  margin: 0 !important;
}

/* ──────────────────────────────────────────────
   8. EARTH CROSS SECTION
────────────────────────────────────────────── */
.structure-diagram {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--sp-6);
  align-items: center;
}

.structure-visual { display: flex; align-items: center; justify-content: center; }

.earth-cross-section {
  position: relative;
  width: 180px; height: 180px;
}

.earth-cross-section .layer {
  position: absolute;
  border-radius: 50%;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.55rem;
  font-weight: 700;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.earth-cross-section .crust        { width: 180px; height: 180px; background: linear-gradient(135deg, #33691e, #2e7d32); border: 2px solid rgba(100,200,100,0.3); }
.earth-cross-section .mantle       { width: 150px; height: 150px; background: linear-gradient(135deg, #bf360c, #e64a19); }
.earth-cross-section .outer-core   { width: 100px; height: 100px; background: linear-gradient(135deg, #f57f17, #ff8f00); }
.earth-cross-section .inner-core   { width: 55px;  height: 55px;  background: linear-gradient(135deg, #ffe082, #ffd54f); }

.structure-info { display: flex; flex-direction: column; gap: var(--sp-3); }

.structure-item {
  padding: var(--sp-3) var(--sp-4);
  border-radius: 10px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  transition: border-color var(--t-fast);
}

.structure-item:hover { border-color: rgba(79,195,247,0.2); }

.structure-item h4 {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-aurora-teal);
  margin-bottom: var(--sp-1);
}

.structure-item p { font-size: 0.78rem; color: rgba(232,213,255,0.55); line-height: 1.6; margin: 0 !important; }

/* ──────────────────────────────────────────────
   9. MOON CARDS
────────────────────────────────────────────── */
.moon-card {
  display: flex;
  gap: var(--sp-6);
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 16px;
  padding: var(--sp-6);
  align-items: center;
  margin-bottom: var(--sp-4);
}

.moon-visual {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 80px; height: 80px;
}

.moon-sphere {
  width: 70px; height: 70px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, rgba(255,255,255,0.3) 0%, transparent 40%),
              linear-gradient(135deg, #9e9e9e, #616161, #424242);
  box-shadow: 0 0 20px rgba(120,120,120,0.3), inset -4px -4px 15px rgba(0,0,0,0.5);
  animation: planetRotate 10s linear infinite;
}

.moon-info h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-star);
  margin-bottom: var(--sp-2);
}

.moon-info p {
  font-size: 0.88rem;
  color: rgba(232,213,255,0.65);
  line-height: 1.75;
  margin-bottom: var(--sp-4) !important;
}

.moon-stats {
  display: flex;
  gap: var(--sp-4);
  flex-wrap: wrap;
}

.moon-stat, .moon-stats span {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: 0.78rem;
  color: rgba(232,213,255,0.5);
  padding: var(--sp-1) var(--sp-3);
  background: rgba(255,255,255,0.04);
  border-radius: 8px;
}

.moon-stat i, .moon-stats i { color: var(--color-aurora-blue); }

.stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-star);
}

.stat-label {
  display: block;
  font-size: 0.68rem;
  color: rgba(232,213,255,0.4);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Moons Grid (Mars style) */
.moons-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-4);
}

.moon-visual.phobos, .moon-visual.deimos {
  width: 60px; height: 60px;
  border-radius: 40% 45% 38% 42%;
  flex-shrink: 0;
}

.moon-visual.phobos {
  background: linear-gradient(135deg, #78909c, #455a64, #37474f);
  box-shadow: 0 0 15px rgba(100,120,130,0.3);
}

.moon-visual.deimos {
  width: 45px; height: 45px;
  border-radius: 38% 42% 40% 43%;
  background: linear-gradient(135deg, #8d9da4, #607d8b, #546e7a);
  box-shadow: 0 0 12px rgba(100,120,130,0.25);
}

/* ──────────────────────────────────────────────
   10. TIMELINE (Mars exploration)
────────────────────────────────────────────── */
.timeline {
  position: relative;
  padding-left: var(--sp-8);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 16px; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-aurora-blue), rgba(79,195,247,0.1));
}

.timeline-item {
  position: relative;
  padding-bottom: var(--sp-6);
  display: flex;
  gap: var(--sp-5);
}

.timeline-marker {
  position: absolute;
  left: calc(-1 * var(--sp-8) + var(--sp-2));
  top: 4px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--color-aurora-blue);
  border: 3px solid var(--color-void);
  box-shadow: 0 0 10px rgba(79,195,247,0.5);
  z-index: 1;
  transition: transform var(--t-fast);
}

.timeline-item:hover .timeline-marker {
  transform: scale(1.4);
  box-shadow: 0 0 18px rgba(79,195,247,0.7);
}

.timeline-content { flex: 1; }

.timeline-date {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-aurora-blue);
  letter-spacing: 0.1em;
  margin-bottom: var(--sp-1);
  padding: 2px var(--sp-2);
  background: rgba(79,195,247,0.1);
  border-radius: 4px;
}

.timeline-content h4 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-star);
  margin-bottom: var(--sp-2);
}

.timeline-content p {
  font-size: 0.85rem;
  color: rgba(232,213,255,0.6);
  line-height: 1.7;
  margin: 0 !important;
}

/* ──────────────────────────────────────────────
   11. GEOLOGY FEATURES (Mars)
────────────────────────────────────────────── */
.features-showcase { display: flex; flex-direction: column; gap: var(--sp-4); }

.feature-item {
  display: flex;
  gap: var(--sp-5);
  align-items: flex-start;
  background: rgba(239,108,69,0.04);
  border: 1px solid rgba(239,108,69,0.12);
  border-radius: 14px;
  padding: var(--sp-5);
  transition: all var(--t-base);
}

.feature-item:hover {
  border-color: rgba(239,108,69,0.25);
  background: rgba(239,108,69,0.07);
  transform: translateX(4px);
}

.feature-visual {
  width: 50px; height: 50px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.feature-visual.olympus { background: rgba(239,108,69,0.15); color: var(--mars-color); }
.feature-visual.valles  { background: rgba(200,80,40,0.15);  color: #bf360c; }
.feature-visual.poles   { background: rgba(150,200,255,0.1); color: #90caf9; }

.feature-content h4 {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-star);
  margin-bottom: var(--sp-2);
}

.feature-content p {
  font-size: 0.85rem;
  color: rgba(232,213,255,0.6);
  line-height: 1.7;
  margin: 0 !important;
}

/* ──────────────────────────────────────────────
   12. INFO GRID (solar-system.html info cards)
────────────────────────────────────────────── */
.info-section { padding: var(--sp-12) 0; position: relative; z-index: 1; }

.info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-5);
}

.info-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: var(--sp-6);
  backdrop-filter: blur(var(--glass-blur));
  transition: all var(--t-base);
  opacity: 1;
  transform: translateY(0);
}

.info-card.animate-in { opacity: 1; transform: translateY(0); }
.info-card:hover {
  border-color: var(--glass-border-hover);
  box-shadow: var(--glass-shadow-hover);
  transform: translateY(-4px);
}

.info-icon {
  width: 50px; height: 50px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(79,195,247,0.12), rgba(206,147,216,0.08));
  border: 1px solid rgba(79,195,247,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--color-aurora-blue);
  margin-bottom: var(--sp-4);
  transition: transform var(--t-base);
}

.info-card:hover .info-icon { transform: scale(1.1) rotate(-5deg); }

.info-card h3 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-star);
  margin-bottom: var(--sp-3);
  letter-spacing: 0.04em;
}

.info-card p {
  font-size: 0.85rem;
  color: rgba(232,213,255,0.6);
  line-height: 1.8;
}

.info-card p strong { color: var(--color-aurora-teal); }

/* ──────────────────────────────────────────────
   13. VISUALIZATION SECTION (solar-system.html)
────────────────────────────────────────────── */
.visualization-section {
  padding: var(--sp-6) 0;
  position: relative;
  z-index: 1;
}

.visualization-container {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  overflow: hidden;
  backdrop-filter: blur(var(--glass-blur));
}

.visualization-controls {
  display: flex;
  align-items: center;
  gap: var(--sp-6);
  padding: var(--sp-5) var(--sp-6);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  flex-wrap: wrap;
  background: rgba(0,0,0,0.2);
}

.control-group {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex: 1;
  min-width: 140px;
  max-width: 200px;
}

.control-group label {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  color: rgba(232,213,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 4px;
}

.control-group label i {
  color: var(--color-aurora-blue);
  font-size: 0.8rem;
}

.range-slider {
  -webkit-appearance: none;
  appearance: none;
  flex: 1;
  min-width: 80px;
  height: 4px;
  background: rgba(255,255,255,0.1);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
  accent-color: var(--color-aurora-blue);
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, #1565c0, #4fc3f7);
  cursor: pointer;
  box-shadow: 0 0 8px rgba(79,195,247,0.5);
  transition: transform var(--t-fast);
}

.range-slider::-webkit-slider-thumb:hover { transform: scale(1.3); }

.control-buttons {
  display: flex;
  gap: var(--sp-2);
  margin-left: auto;
}

.control-buttons .btn {
  font-size: 0.75rem;
  padding: var(--sp-2) var(--sp-4);
  border-radius: 8px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: rgba(232,213,255,0.7);
  transition: all var(--t-fast);
}

.control-buttons .btn:hover,
.control-buttons .btn[aria-pressed="true"] {
  background: rgba(79,195,247,0.1);
  border-color: rgba(79,195,247,0.3);
  color: var(--color-aurora-blue);
}

.solar-system-3d {
  position: relative;
  height: 500px;
  background: transparent;
}

/* O canvas THREE.js é inserido pelo JS com position:absolute inset:0 — não precisamos forçar estilos aqui */

/* Legend */
.visualization-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  padding: var(--sp-4) var(--sp-6);
  border-top: 1px solid rgba(255,255,255,0.05);
  background: rgba(0,0,0,0.15);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: 0.75rem;
  color: rgba(232,213,255,0.55);
  cursor: pointer;
  transition: color var(--t-fast);
}

.legend-item:hover { color: var(--color-star); }

.legend-item.active {
  color: var(--color-aurora-blue);
  background: rgba(79,195,247,0.08);
  border-radius: 8px;
  padding: 2px 8px;
  margin: -2px -8px;
}

.legend-item.active .legend-color {
  box-shadow: 0 0 10px currentColor;
  transform: scale(1.3);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.legend-color {
  width: 12px; height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

.legend-color.sun      { background: var(--sun-color); box-shadow: 0 0 8px rgba(255,160,0,0.5); }
.legend-color.mercury  { background: var(--mercury-color); }
.legend-color.venus    { background: var(--venus-color); }
.legend-color.earth    { background: var(--earth-color); }
.legend-color.mars     { background: var(--mars-color); }
.legend-color.jupiter  { background: var(--jupiter-color); }
.legend-color.saturn   { background: var(--saturn-color); }
.legend-color.uranus   { background: var(--uranus-color); }
.legend-color.neptune  { background: var(--neptune-color); }

/* Tooltip */
.planet-tooltip {
  position: absolute;
  background: rgba(10,8,28,0.95);
  border: 1px solid rgba(79,195,247,0.3);
  border-radius: 10px;
  padding: var(--sp-3) var(--sp-4);
  font-size: 0.85rem;
  backdrop-filter: blur(8px);
  pointer-events: none;
  z-index: 10;
  max-width: 200px;
}

.tooltip-title {
  font-family: var(--font-display);
  font-size: 0.82rem;
  color: var(--color-aurora-blue);
  margin-bottom: var(--sp-1);
}

.tooltip-info { color: rgba(232,213,255,0.7); font-size: 0.78rem; margin: 0; }

/* Distance Chart */
.distance-section { padding: var(--sp-10) 0; position: relative; z-index: 1; }

.distance-chart {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: var(--sp-6);
  backdrop-filter: blur(var(--glass-blur));
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  margin-bottom: var(--sp-4);
}

.distance-bar {
  display: grid;
  grid-template-columns: 80px 1fr 120px;
  align-items: center;
  gap: var(--sp-4);
}

.distance-bar::after {
  content: '';
  grid-column: 2;
  height: 6px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--bar-color, var(--color-aurora-blue)), rgba(79,195,247,0.3));
  width: var(--distance, 0%);
  transition: width 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}

.distance-bar { position: relative; }
.distance-label { font-size: 0.82rem; color: rgba(232,213,255,0.6); text-align: right; }
.distance-value { font-family: var(--font-display); font-size: 0.75rem; color: var(--color-aurora-blue); }
.distance-note {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: 0.82rem;
  color: rgba(232,213,255,0.45);
}
.distance-note i { color: var(--color-aurora-blue); }

/* Quick links */
.quick-links-section { padding: var(--sp-10) 0; position: relative; z-index: 1; }

.quick-links-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--sp-4);
}

.quick-link-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-5) var(--sp-4);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  backdrop-filter: blur(8px);
  transition: all var(--t-base);
  font-size: 0.82rem;
  color: rgba(232,213,255,0.6);
  text-align: center;
}

.quick-link-card:hover {
  border-color: var(--glass-border-hover);
  color: var(--color-aurora-blue);
  transform: translateY(-4px);
  box-shadow: var(--glass-shadow-hover);
}

.planet-mini {
  width: 50px; height: 50px;
  border-radius: 50%;
}

.planet-mini.mercury  { background: linear-gradient(135deg, #9e9e9e, #616161); }
.planet-mini.venus    { background: linear-gradient(135deg, #ffe082, #f9a825); }
.planet-mini.earth    { background: linear-gradient(135deg, #1565c0, #26a69a); }
.planet-mini.mars     { background: linear-gradient(135deg, #ef6c45, #bf360c); }
.planet-mini.jupiter  { background: linear-gradient(135deg, #efcb8d, #c0874d); }
.planet-mini.saturn   { background: linear-gradient(135deg, #ffe082, #f9a825); }
.planet-mini.uranus   { background: linear-gradient(135deg, #80deea, #00838f); }
.planet-mini.neptune  { background: linear-gradient(135deg, #5c6bc0, #283593); }
.planet-mini.sun-mini { background: radial-gradient(circle, #ffd600, #ff8f00, #e65100); box-shadow: 0 0 15px rgba(255,160,0,0.5); }
.planet-mini.moon     { background: linear-gradient(135deg, #9e9e9e, #424242); }
.planet-mini.pluto    { background: linear-gradient(135deg, #a5a5a5, #757575); }
.planet-mini.asteroid { background: linear-gradient(135deg, #7d6e5b, #5d4e37); border-radius: 40% 45% 38% 42%; }

/* ──────────────────────────────────────────────
   14. QUIZ PAGE
────────────────────────────────────────────── */
.quiz-section {
  padding: calc(72px + var(--sp-10)) 0 var(--sp-20);
  position: relative;
  z-index: 1;
  min-height: 100vh;
}

.quiz-screen { display: none; }
.quiz-screen:not([hidden]) { display: block; }

/* Start Screen */
.quiz-start-content {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-6);
}

.quiz-icon {
  width: 80px; height: 80px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(79,195,247,0.15), rgba(206,147,216,0.1));
  border: 1px solid rgba(79,195,247,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--color-aurora-blue);
  animation: rocketPulse 3s ease-in-out infinite;
}

.quiz-start-content h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  color: var(--color-star);
  letter-spacing: 0.03em;
}

.quiz-description {
  font-size: 1rem;
  color: rgba(232,213,255,0.6);
  line-height: 1.8;
  max-width: 480px;
}

.quiz-stats-preview {
  display: flex;
  gap: var(--sp-5);
  justify-content: center;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-5);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  font-size: 0.875rem;
  color: rgba(232,213,255,0.6);
  backdrop-filter: blur(8px);
}

.stat-item i { color: var(--color-aurora-blue); }

/* Difficulty Selector */
.difficulty-selector { width: 100%; }

.difficulty-selector h3 {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  color: rgba(232,213,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--sp-4);
}

/* New Compact Segmented Control for Difficulty */
.difficulty-selector {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-5);
  width: 100%;
}

.difficulty-selector h3 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(232,213,255,0.7);
  margin: 0;
}

.difficulty-options {
  display: flex;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 100px;
  padding: 4px;
  width: 100%;
  max-width: 400px;
  position: relative;
  box-shadow: inset 0 2px 10px rgba(0,0,0,0.3);
}

.difficulty-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-2);
  background: transparent;
  border: none;
  border-radius: 100px;
  color: rgba(232,213,255,0.5);
  font-size: 0.8rem;
  font-family: var(--font-display);
  font-weight: 600;
  transition: all var(--t-base);
  cursor: pointer;
  min-width: 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.difficulty-btn i {
  font-size: 0.75rem;
  transition: color var(--t-base), transform var(--t-base);
}

.difficulty-btn:hover {
  color: rgba(232,213,255,0.8);
}

.difficulty-btn.active,
.difficulty-btn[aria-checked="true"] {
  background: rgba(79,195,247,0.15);
  color: var(--color-aurora-blue);
  box-shadow: 0 0 15px rgba(79,195,247,0.2), inset 0 0 10px rgba(79,195,247,0.1);
}

.difficulty-btn.active i {
  color: var(--color-gold);
  transform: scale(1.1);
}

/* High Scores */
.high-scores-preview {
  width: 100%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: var(--sp-5);
  backdrop-filter: blur(8px);
}

.high-scores-preview h3 {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-gold);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-bottom: var(--sp-4);
}

.no-scores {
  font-size: 0.82rem;
  color: rgba(232,213,255,0.35);
  text-align: center;
  padding: var(--sp-4);
}

.score-entry {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-2) var(--sp-3);
  border-radius: 8px;
  font-size: 0.82rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.score-entry:last-child { border-bottom: none; }
.score-rank { color: var(--color-gold); font-weight: 700; width: 24px; }
.score-name { color: var(--color-star); flex: 1; margin-left: var(--sp-2); }
.score-pts  { color: var(--color-aurora-blue); font-family: var(--font-display); font-weight: 700; }

/* Quiz Progress */
.quiz-progress {
  margin-bottom: var(--sp-6);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.progress-bar {
  height: 6px;
  background: rgba(255,255,255,0.08);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: var(--sp-3);
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #1565c0, #4fc3f7);
  border-radius: 3px;
  transition: width 0.5s var(--t-slow);
  box-shadow: 0 0 8px rgba(79,195,247,0.5);
}

.progress-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: rgba(232,213,255,0.5);
  font-family: var(--font-display);
}

/* Question Card */
.question-card {
  max-width: 800px;
  margin: 0 auto;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: var(--sp-8);
  backdrop-filter: blur(var(--glass-blur));
}

.question-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sp-6);
}

.question-category {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-1) var(--sp-3);
  background: rgba(79,195,247,0.1);
  border: 1px solid rgba(79,195,247,0.2);
  border-radius: 8px;
  font-size: 0.72rem;
  font-family: var(--font-display);
  color: var(--color-aurora-blue);
}

.question-difficulty {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: 0.72rem;
  color: var(--color-gold);
}

.question-text {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  font-weight: 700;
  color: var(--color-star);
  line-height: 1.5;
  margin-bottom: var(--sp-6);
  letter-spacing: 0.02em;
}

/* Answers */
.answers-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-3);
  margin-bottom: var(--sp-5);
}

.answer-btn {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-4) var(--sp-5);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: rgba(232,213,255,0.7);
  cursor: pointer;
  text-align: left;
  transition: all var(--t-base);
}

.answer-btn:hover:not(:disabled) {
  background: rgba(79,195,247,0.08);
  border-color: rgba(79,195,247,0.3);
  color: var(--color-star);
  transform: translateX(4px);
}

.answer-btn.correct {
  background: rgba(102,187,106,0.15);
  border-color: rgba(102,187,106,0.5);
  color: #66bb6a;
}

.answer-btn.wrong {
  background: rgba(239,83,80,0.12);
  border-color: rgba(239,83,80,0.4);
  color: #ef5350;
}

.answer-btn:disabled { cursor: default; }

.answer-letter {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-aurora-blue);
  flex-shrink: 0;
  transition: background var(--t-fast);
}

.answer-text { flex: 1; }

/* Feedback */
.answer-feedback {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-4) var(--sp-5);
  border-radius: 12px;
  margin-bottom: var(--sp-5);
  font-size: 0.9rem;
}

.answer-feedback:not([hidden]) { display: flex !important; }

.answer-feedback.correct {
  background: rgba(102,187,106,0.12);
  border: 1px solid rgba(102,187,106,0.3);
  color: #81c784;
}

.answer-feedback.wrong {
  background: rgba(239,83,80,0.1);
  border: 1px solid rgba(239,83,80,0.25);
  color: #ef9a9a;
}

.feedback-icon { font-size: 1.3rem; flex-shrink: 0; }

/* Results Screen */
.results-content {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-6);
}

.results-icon {
  width: 80px; height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(255,213,79,0.2), rgba(255,180,0,0.1));
  border: 2px solid rgba(255,213,79,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  color: var(--color-gold);
  animation: trophyBounce 0.6s var(--t-slow) both;
}

@keyframes trophyBounce {
  0%   { transform: scale(0) rotate(-10deg); opacity: 0; }
  60%  { transform: scale(1.2) rotate(5deg);  opacity: 1; }
  100% { transform: scale(1) rotate(0deg);   opacity: 1; }
}

.results-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  color: var(--color-star);
}

.results-subtitle { font-size: 1rem; color: rgba(232,213,255,0.6); }

.results-score { display: flex; flex-direction: column; align-items: center; gap: var(--sp-2); }

.score-circle {
  padding-top: 27px;
  width: 120px; height: 120px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(79,195,247,0.15), rgba(206,147,216,0.1));
  border: 3px solid var(--color-aurora-blue);
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
  box-shadow: 0 0 30px rgba(79,195,247,0.25);
}

.score-value {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 900;
  color: var(--color-aurora-blue);
  line-height: 1;
}

.score-total { font-size: 1.2rem; color: rgba(232,213,255,0.5); }
.score-percentage { font-size: 0.9rem; color: rgba(232,213,255,0.6); }

.results-stats {
  display: flex;
  gap: var(--sp-5);
  justify-content: center;
}

.result-stat {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: 0.875rem;
  color: rgba(232,213,255,0.6);
}

.result-stat .correct { color: #66bb6a; }
.result-stat .wrong   { color: #ef5350; }

.save-score-section {
  width: 100%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: var(--sp-5);
  backdrop-filter: blur(8px);
}

.save-score-section h3 {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  color: rgba(232,213,255,0.6);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--sp-4);
}

.save-score-form {
  display: flex;
  gap: var(--sp-3);
  align-items: center;
}

.save-score-form input {
  flex: 1;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  padding: var(--sp-3) var(--sp-4);
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-star);
  outline: none;
  transition: border-color var(--t-fast);
}

.save-score-form input:focus { border-color: rgba(79,195,247,0.4); }
.save-score-form input::placeholder { color: rgba(232,213,255,0.3); }

.results-actions {
  display: flex;
  gap: var(--sp-4);
  justify-content: center;
  flex-wrap: wrap;
}

.share-section { text-align: center; }
.share-section p { font-size: 0.8rem; color: rgba(232,213,255,0.4); margin-bottom: var(--sp-3); }

.share-section .share-buttons { display: flex; gap: var(--sp-3); justify-content: center; flex-direction: row; flex-wrap: wrap; }

/* Botões circulares do Quiz (seletor específico para não conflitar com o footer) */
.share-section .share-btn {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  border: 1px solid rgba(255,255,255,0.1);
  transition: all var(--t-fast);
  color: #fff;
  /* Reseta os estilos do footer share-btn */
  width: 44px;
  padding: 0;
  text-align: center;
}

.share-section .share-btn span { display: none; } /* oculta texto no modo circular */

.share-section .share-btn.twitter   { background: rgba(29,161,242,0.2); border-color: rgba(29,161,242,0.3); }
.share-section .share-btn.whatsapp  { background: rgba(37,211,102,0.2); border-color: rgba(37,211,102,0.3); }
.share-section .share-btn.copy,
.share-section .share-btn.copy-link { background: rgba(79,195,247,0.2);  border-color: rgba(79,195,247,0.3); }
.share-section .share-btn.facebook  { background: rgba(24,119,242,0.2);  border-color: rgba(24,119,242,0.3); }
.share-section .share-btn:hover { transform: scale(1.15); box-shadow: 0 4px 15px rgba(0,0,0,0.3); }


/* ──────────────────────────────────────────────
   15. GRAVITY SIMULATOR
────────────────────────────────────────────── */
.simulator-section {
  padding: var(--sp-10) 0 var(--sp-20);
  position: relative; z-index: 1;
}

.simulator-hero { padding-bottom: var(--sp-8); }

.simulator-container {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: var(--sp-8);
  align-items: start;
  margin-bottom: var(--sp-10);
}

.simulator-input { display: flex; flex-direction: column; gap: var(--sp-5); }

.input-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: var(--sp-7);
  backdrop-filter: blur(var(--glass-blur));
}

.input-card h2 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-star);
  margin-bottom: var(--sp-5);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.input-card h2 i { color: var(--color-aurora-blue); }

.weight-input-group { display: flex; flex-direction: column; gap: var(--sp-4); }

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-wrapper input {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 12px;
  padding: var(--sp-4) var(--sp-10) var(--sp-4) var(--sp-5);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-star);
  outline: none;
  transition: border-color var(--t-fast);
  caret-color: var(--color-aurora-blue);
}

.input-wrapper input:focus { border-color: rgba(79,195,247,0.5); }

.input-unit {
  position: absolute;
  right: var(--sp-4);
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: rgba(232,213,255,0.4);
  pointer-events: none;
}

.input-hint {
  font-size: 0.78rem;
  color: rgba(232,213,255,0.4);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-top: var(--sp-2);
}

.input-hint i { color: var(--color-aurora-blue); }

.explanation-card {
  background: rgba(79,195,247,0.05);
  border: 1px solid rgba(79,195,247,0.15);
  border-radius: 16px;
  padding: var(--sp-5);
}

.explanation-card h3 {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-aurora-blue);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-bottom: var(--sp-4);
}

.explanation-card p {
  font-size: 0.85rem;
  color: rgba(232,213,255,0.6);
  line-height: 1.8;
  margin-bottom: var(--sp-3);
}

.explanation-card p:last-child { margin-bottom: 0; }
.explanation-card strong { color: var(--color-aurora-teal); }

/* Results Grid */
.simulator-results h2 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-star);
  margin-bottom: var(--sp-5);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.simulator-results h2 i { color: var(--color-aurora-blue); }

.results-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
}

.result-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: var(--sp-5);
  backdrop-filter: blur(var(--glass-blur));
  transition: all var(--t-base);
  position: relative;
  text-align: center;
  opacity: 0;
  transform: translateY(20px);
}

.result-card.animate-in { opacity: 1; transform: translateY(0); }

.result-card:hover {
  border-color: var(--glass-border-hover);
  box-shadow: var(--glass-shadow-hover);
  transform: translateY(-4px);
}

.result-planet {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-2);
  margin-bottom: var(--sp-3);
}

.result-planet span {
  font-size: 0.78rem;
  color: rgba(232,213,255,0.55);
  font-family: var(--font-display);
  letter-spacing: 0.05em;
}

.result-weight {
  margin-bottom: var(--sp-2);
}

.weight-value {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-star);
}

.weight-unit {
  font-size: 0.8rem;
  color: rgba(232,213,255,0.45);
  margin-left: 4px;
}

.result-multiplier {
  font-size: 0.72rem;
  color: rgba(232,213,255,0.35);
  font-family: var(--font-display);
}

.result-badge {
  position: absolute;
  top: var(--sp-2); right: var(--sp-2);
  padding: 2px var(--sp-2);
  background: linear-gradient(135deg, #1565c0, #4fc3f7);
  border-radius: 6px;
  font-size: 0.6rem;
  font-weight: 700;
  color: #fff;
}

.sun-result { border-color: rgba(255,160,0,0.2); background: rgba(255,160,0,0.04); }
.earth-result { border-color: rgba(79,195,247,0.2); }

/* Fun Facts Carousel */
.simulator-facts {
  margin-bottom: var(--sp-10);
  background: linear-gradient(135deg, rgba(79,195,247,0.05), rgba(206,147,216,0.03));
  border: 1px solid rgba(79,195,247,0.12);
  border-radius: 20px;
  padding: var(--sp-8);
}

.simulator-facts h2 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-star);
  margin-bottom: var(--sp-5);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.simulator-facts h2 i { color: var(--color-gold); }

.facts-carousel {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-4);
}

.fact-slide {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-4);
  padding: var(--sp-4);
  background: rgba(255,255,255,0.03);
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.06);
}

.fact-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: rgba(79,195,247,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--color-aurora-blue);
  flex-shrink: 0;
}

.fact-slide p {
  font-size: 0.85rem;
  color: rgba(232,213,255,0.65);
  line-height: 1.7;
  margin: 0;
}

/* Gravity Chart */
.gravity-chart-section {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: var(--sp-8);
  backdrop-filter: blur(var(--glass-blur));
}

.gravity-chart-section h2 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-star);
  margin-bottom: var(--sp-8);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.gravity-chart-section h2 i { color: var(--color-aurora-blue); }

.gravity-chart {
  display: flex;
  align-items: flex-end;
  gap: var(--sp-4);
  height: 200px;
}

.chart-bar {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-2);
  height: 100%;
  justify-content: flex-end;
}

.bar-fill {
  width: 100%;
  height: var(--height, 20%);
  border-radius: 6px 6px 0 0;
  min-height: 8px;
  transition: height 1s var(--t-slow);
  position: relative;
  overflow: hidden;
}

.bar-fill::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 40%;
  background: rgba(255,255,255,0.15);
  border-radius: 6px 6px 0 0;
}

.bar-fill.sun     { background: linear-gradient(180deg, #ffd600, #ff8f00); }
.bar-fill.mercury { background: linear-gradient(180deg, #9e9e9e, #616161); }
.bar-fill.venus   { background: linear-gradient(180deg, #ffe082, #f9a825); }
.bar-fill.earth   { background: linear-gradient(180deg, #4fc3f7, #0288d1); }
.bar-fill.mars    { background: linear-gradient(180deg, #ef6c45, #bf360c); }
.bar-fill.jupiter { background: linear-gradient(180deg, #efcb8d, #c0874d); }
.bar-fill.saturn  { background: linear-gradient(180deg, #ffe082, #f9a825); }
.bar-fill.uranus  { background: linear-gradient(180deg, #80deea, #00838f); }
.bar-fill.neptune { background: linear-gradient(180deg, #5c6bc0, #283593); }
.bar-fill.moon    { background: linear-gradient(180deg, #b0bec5, #607d8b); }

.bar-label {
  font-size: 0.65rem;
  color: rgba(232,213,255,0.45);
  text-align: center;
  white-space: nowrap;
}

.bar-value {
  font-family: var(--font-display);
  font-size: 0.65rem;
  color: var(--color-aurora-blue);
  text-align: center;
}



/* ──────────────────────────────────────────────
   16. RESPONSIVE PAGES
────────────────────────────────────────────── */
@media (max-width: 1023px) {
  .details-grid { grid-template-columns: 1fr; }
  .details-sidebar { display: grid; grid-template-columns: repeat(2, 1fr); }

  .planet-hero-content { flex-direction: column-reverse; text-align: center; }
  .planet-hero-visual { width: 100%; }
  .planet-sphere.large { width: 160px; height: 160px; }
  .sun-sphere { width: 160px; height: 160px; }
  .planet-quick-facts { justify-content: center; }

  .simulator-container { grid-template-columns: 1fr; }
  .results-grid { grid-template-columns: repeat(3, 1fr); }

  .sun-structure { grid-template-columns: 1fr; }
  .structure-diagram { grid-template-columns: 1fr; }

  .visualization-controls { gap: var(--sp-4); }
  .solar-system-3d { height: 350px; }

  .quick-links-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 767px) {
  .planet-hero { padding: calc(72px + var(--sp-6)) 0 var(--sp-8); }
  .planet-title { font-size: clamp(1.8rem, 5vw, 2.8rem); white-space: normal; }
  .planet-order { font-size: 0.65rem; padding: var(--sp-1) var(--sp-3); }

  .details-sidebar { grid-template-columns: 1fr; }
  .curiosities-grid { grid-template-columns: 1fr; }
  .phenomena-grid { grid-template-columns: 1fr; }
  .info-grid { grid-template-columns: 1fr; }
  .answers-grid { grid-template-columns: 1fr; }
  .results-grid { grid-template-columns: repeat(2, 1fr); }
  .facts-carousel { grid-template-columns: 1fr; }
  .quiz-stats-preview { flex-wrap: wrap; justify-content: center; }


  .moons-grid { grid-template-columns: 1fr; }
  .moon-card { flex-direction: column; align-items: center; text-align: center; }
  .quick-links-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .planet-sphere.large { width: 130px; height: 130px; }
  .results-grid { grid-template-columns: repeat(2, 1fr); }
  .quick-fact { padding: var(--sp-2) var(--sp-3); }
  .content-section { padding: var(--sp-5); }
  .question-card { padding: var(--sp-5); }
  .quiz-start-content { gap: var(--sp-4); }
  .gravity-chart { gap: var(--sp-2); }
  .bar-label, .bar-value { font-size: 0.55rem; }

}

/* ──────────────────────────────────────────────
   BARRA DE NAVEGAÇÃO ENTRE ASTROS
   Aparece no final do conteúdo das páginas de planetas/sol
────────────────────────────────────────────── */
.bodies-nav {
  padding: var(--sp-12) 0 var(--sp-6);
}

.bodies-nav-title {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(232,213,255,0.4);
  text-align: center;
  margin-bottom: var(--sp-6);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-3);
}

.bodies-nav-title::before,
.bodies-nav-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79,195,247,0.2), transparent);
}

.bodies-nav-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
  justify-content: center;
  align-items: center;
}

.body-nav-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-4);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  backdrop-filter: blur(10px);
  transition: all var(--t-base);
  min-width: 72px;
  cursor: pointer;
  text-decoration: none;
}

.body-nav-link:hover {
  transform: translateY(-4px);
  border-color: var(--body-color, rgba(79,195,247,0.4));
  box-shadow: 0 8px 24px rgba(0,0,0,0.4), 0 0 16px var(--body-glow, rgba(79,195,247,0.12));
}

.body-nav-link.active {
  border-color: var(--body-color, rgba(79,195,247,0.5));
  background: rgba(79,195,247,0.07);
}

.body-nav-sphere {
  width: 36px; height: 36px;
  border-radius: 50%;
  flex-shrink: 0;
  position: relative;
}

.body-nav-sphere::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, rgba(255,255,255,0.35), transparent 55%);
  z-index: 1;
}

.body-nav-sphere.sun     { background: radial-gradient(circle, #fff9c4, #ffd600 30%, #ff8f00 70%, #e65100); box-shadow: 0 0 12px rgba(255,167,38,0.5); }
.body-nav-sphere.mercury { background: linear-gradient(135deg, #9e9e9e, #616161); box-shadow: 0 0 8px rgba(150,150,150,0.3); }
.body-nav-sphere.venus   { background: linear-gradient(135deg, #ffe082, #f9a825 60%, #e65100); box-shadow: 0 0 8px rgba(255,193,7,0.3); }
.body-nav-sphere.earth   { background: linear-gradient(135deg, #1565c0, #26a69a 50%, #2e7d32); box-shadow: 0 0 8px rgba(79,195,247,0.35); }
.body-nav-sphere.mars    { background: linear-gradient(135deg, #e64a19, #bf360c); box-shadow: 0 0 8px rgba(239,108,69,0.35); }
.body-nav-sphere.jupiter { background: linear-gradient(135deg, #e8d5b0, #c8a97a 40%, #a0785a); box-shadow: 0 0 8px rgba(200,169,122,0.3); }
.body-nav-sphere.saturn  { background: linear-gradient(135deg, #ffe082, #e4c97a 40%, #c9a227); box-shadow: 0 0 8px rgba(228,201,122,0.3); }
.body-nav-sphere.uranus  { background: linear-gradient(135deg, #80deea, #4dd0e1 50%, #00acc1); box-shadow: 0 0 8px rgba(125,232,232,0.35); }
.body-nav-sphere.neptune { background: linear-gradient(135deg, #3949ab, #283593); box-shadow: 0 0 8px rgba(65,105,225,0.35); }

.body-nav-name {
  font-size: 0.68rem;
  font-weight: 600;
  color: rgba(232,213,255,0.6);
  text-align: center;
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.body-nav-link.active .body-nav-name {
  color: var(--color-aurora-blue);
}

@media (max-width: 600px) {
  .bodies-nav-grid { gap: var(--sp-2); }
  .body-nav-link { min-width: 58px; padding: var(--sp-2) var(--sp-3); }
  .body-nav-sphere { width: 28px; height: 28px; }
  .body-nav-name { font-size: 0.6rem; }
}