/* ============================================================
   ARENA DE JOGOS — PORTAL HOME
   ============================================================ */

body.arena-portal {
  background:
    radial-gradient(circle at 20% 10%, rgba(255, 158, 87, 0.12), transparent 50%),
    radial-gradient(circle at 80% 60%, rgba(167, 139, 250, 0.10), transparent 55%),
    linear-gradient(180deg, #0c0a18 0%, #1a1230 100%);
  min-height: 100vh;
  color: #f5f1ea;
  overflow-x: hidden;
}

.arena-fundo {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.arena-fundo span {
  position: absolute;
  left: var(--x);
  top: var(--y);
  font-size: clamp(2rem, 4vw, 3.2rem);
  opacity: 0.10;
  filter: blur(0.3px);
  animation: arenaFlutua 8s ease-in-out infinite;
  animation-delay: var(--d);
}
@keyframes arenaFlutua {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50%      { transform: translateY(-22px) rotate(4deg); }
}

.arena-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 36px;
  background: rgba(12, 10, 24, 0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.arena-nav-marca {
  display: flex; align-items: center; gap: 12px;
  font-family: "Poppins", sans-serif;
  font-weight: 800;
  letter-spacing: 0.02em;
}
.arena-nav-logo { font-size: 1.5rem; }
.arena-nav-nome {
  background: linear-gradient(120deg, #ffd089, #ff9e57);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-size: 1.1rem;
}
.arena-nav-links {
  display: flex; gap: 28px;
}
.arena-nav-links a {
  color: #cbc4d9;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}
.arena-nav-links a:hover { color: #ff9e57; }

.arena-hero {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 110px 24px 60px;
  max-width: 880px;
  margin: 0 auto;
}
.arena-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: "Poppins", sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: #ff9e57;
  text-transform: uppercase;
  padding: 8px 16px;
  background: rgba(255, 158, 87, 0.08);
  border: 1px solid rgba(255, 158, 87, 0.25);
  border-radius: 999px;
  margin-bottom: 28px;
}
.arena-eyebrow-ponto {
  width: 6px; height: 6px;
  background: #ff9e57;
  border-radius: 50%;
  box-shadow: 0 0 10px #ff9e57;
}
.arena-hero-titulo {
  font-family: "Poppins", sans-serif;
  font-weight: 800;
  font-size: clamp(2.4rem, 5.5vw, 4.4rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
  color: #ffffff;
}
.arena-hero-titulo em {
  font-family: "Lora", serif;
  font-style: italic;
  font-weight: 500;
  background: linear-gradient(120deg, #ffd089, #ff9e57);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.arena-hero-lead {
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.6;
  color: #cbc4d9;
  max-width: 560px;
  margin: 0 auto 36px;
}
.arena-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  font-family: "Poppins", sans-serif;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  border-radius: 14px;
  transition: transform 0.2s, box-shadow 0.2s;
}
.arena-btn-primario {
  background: linear-gradient(120deg, #ff9e57, #ffb88a);
  color: #1a1230;
  box-shadow: 0 8px 24px rgba(255, 158, 87, 0.35);
}
.arena-btn-primario:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(255, 158, 87, 0.5);
}
.arena-btn-seta { transition: transform 0.2s; }
.arena-btn:hover .arena-btn-seta { transform: translateY(3px); }

.arena-secao-cabecalho {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}
.arena-secao-titulo {
  font-family: "Poppins", sans-serif;
  font-weight: 800;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 18px 0 0;
  color: #ffffff;
}
.arena-secao-titulo em {
  font-family: "Lora", serif;
  font-style: italic;
  font-weight: 500;
  background: linear-gradient(120deg, #ffd089, #ff9e57);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.arena-jogos {
  position: relative;
  z-index: 1;
  padding: 80px 24px;
  max-width: 1280px;
  margin: 0 auto;
}
.arena-jogos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
}
.arena-jogo {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 20px 18px 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  text-decoration: none;
  color: inherit;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
  overflow: hidden;
}
.arena-jogo::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--card-acento, #ff9e57) 0%, transparent 60%);
  opacity: 0.15;
  z-index: 0;
  transition: opacity 0.3s;
}
.arena-jogo > * { position: relative; z-index: 1; }
.arena-jogo:hover {
  transform: translateY(-6px);
  border-color: var(--card-acento, #ff9e57);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.4),
              0 0 40px var(--card-acento-glow, rgba(255, 158, 87, 0.18));
}
.arena-jogo:hover::before { opacity: 0.25; }

.arena-jogo-brawtauk { --card-acento: #a78bfa; --card-acento-glow: rgba(167, 139, 250, 0.25); }
.arena-jogo-velha    { --card-acento: #38bdf8; --card-acento-glow: rgba(56, 189, 248, 0.25); }
.arena-jogo-damas    { --card-acento: #f87171; --card-acento-glow: rgba(248, 113, 113, 0.25); }
.arena-jogo-ludo     { --card-acento: #fbbf24; --card-acento-glow: rgba(251, 191, 36, 0.25); }
.arena-jogo-naval    { --card-acento: #2dd4bf; --card-acento-glow: rgba(45, 212, 191, 0.25); }
.arena-jogo-c4       { --card-acento: #fb7185; --card-acento-glow: rgba(251, 113, 133, 0.25); }
.arena-jogo-forca    { --card-acento: #fbbf24; --card-acento-glow: rgba(251, 191, 36, 0.25); }
.arena-jogo-2048     { --card-acento: #fb923c; --card-acento-glow: rgba(251, 146, 60, 0.25); }
.arena-jogo-memoria  { --card-acento: #ec4899; --card-acento-glow: rgba(236, 72, 153, 0.25); }
.arena-jogo-snake    { --card-acento: #34d399; --card-acento-glow: rgba(52, 211, 153, 0.25); }
.arena-jogo-xadrez   { --card-acento: #94a3b8; --card-acento-glow: rgba(148, 163, 184, 0.3); }
.arena-jogo-domino   { --card-acento: #fbbf24; --card-acento-glow: rgba(251, 191, 36, 0.25); }
.arena-jogo-tetris   { --card-acento: #ec4899; --card-acento-glow: rgba(236, 72, 153, 0.3); }
.arena-jogo-yahtzee  { --card-acento: #f97316; --card-acento-glow: rgba(249, 115, 22, 0.3); }
.arena-jogo-sokoban  { --card-acento: #a78bfa; --card-acento-glow: rgba(167, 139, 250, 0.3); }
.arena-jogo-invaders { --card-acento: #22d3ee; --card-acento-glow: rgba(34, 211, 238, 0.3); }
.arena-jogo-frogger  { --card-acento: #84cc16; --card-acento-glow: rgba(132, 204, 22, 0.3); }
.arena-jogo-asteroids{ --card-acento: #94a3b8; --card-acento-glow: rgba(148, 163, 184, 0.3); }
.arena-jogo-pacman   { --card-acento: #fde047; --card-acento-glow: rgba(253, 224, 71, 0.3); }
.arena-jogo-nim      { --card-acento: #d97706; --card-acento-glow: rgba(217, 119, 6, 0.3); }

/* ============================================================
   RECORDES — modal e painel compartilhado
   ============================================================ */
.arena-rec-modal-overlay {
  position: fixed; inset: 0; z-index: 99999;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  animation: arenaFade 0.2s ease-out;
}
@keyframes arenaFade { from { opacity: 0; } to { opacity: 1; } }
.arena-rec-modal {
  background: linear-gradient(155deg, #1f1640, #0c0a18);
  border: 2px solid #fbbf24;
  border-radius: 16px;
  padding: 28px 24px;
  max-width: 380px; width: 100%;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,0.7), 0 0 40px rgba(251, 191, 36, 0.3);
}
.arena-rec-modal h2 {
  font-family: "Poppins", sans-serif;
  font-size: 1.6rem;
  margin: 0 0 8px;
  color: #fbbf24;
}
.arena-rec-modal p {
  color: #cbc4d9;
  margin: 0 0 18px;
}
.arena-rec-modal input {
  width: 100%;
  padding: 12px 14px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 10px;
  color: #fff;
  font-family: "Poppins", sans-serif;
  font-size: 1rem;
  margin-bottom: 16px;
  outline: none;
  box-sizing: border-box;
}
.arena-rec-modal input:focus { border-color: #fbbf24; }
.arena-rec-acoes { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

.arena-rec-painel {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  padding: 14px 16px;
  margin: 14px auto;
  max-width: 360px;
  font-family: "Poppins", sans-serif;
}
.arena-rec-titulo {
  font-size: 0.85rem; font-weight: 700;
  color: #fbbf24;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 10px;
}
.arena-rec-vazio { color: #aea7c0; font-size: 0.85rem; text-align: center; }
.arena-rec-lista {
  list-style: decimal;
  padding-left: 20px;
  margin: 0;
  color: #fff;
  font-size: 0.92rem;
}
.arena-rec-lista li {
  display: flex; justify-content: space-between; gap: 14px;
  padding: 4px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.arena-rec-lista li:last-child { border-bottom: 0; }
.arena-rec-nome { font-weight: 600; }
.arena-rec-pont { color: #fbbf24; font-weight: 700; }

/* ============================================================
   UNIFIED MODO + DIFICULDADE BUTTONS (reusáveis em qualquer jogo)
   ============================================================ */
.arena-modo-dif {
  display: flex; gap: 12px; justify-content: center; flex-wrap: wrap;
  margin: 0 auto 18px;
}
.arena-modo-grupo, .arena-dif-grupo {
  display: inline-flex;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px; padding: 4px;
}
.arena-modo-btn, .arena-dif-btn {
  font-family: "Poppins", sans-serif; font-weight: 600; font-size: 0.85rem;
  background: transparent; color: #cbc4d9; border: 0;
  padding: 8px 14px; border-radius: 7px; cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.arena-modo-btn:hover, .arena-dif-btn:hover {
  color: #fff; background: rgba(255,255,255,0.04);
}
.arena-modo-btn.ativa, .arena-dif-btn.ativa {
  background: linear-gradient(120deg, #38bdf8, #818cf8);
  color: #0c0a18;
}
.arena-dif-grupo.escondido { display: none; }

.arena-jogo-tag {
  display: inline-block;
  align-self: flex-start;
  font-family: "Poppins", sans-serif;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--card-acento, #ff9e57);
  text-transform: uppercase;
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-acento, #ff9e57);
  border-radius: 999px;
  margin-bottom: 12px;
}
.arena-jogo-icone {
  font-size: 2.6rem;
  line-height: 1;
  margin-bottom: 10px;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
}
.arena-jogo h3 {
  font-family: "Poppins", sans-serif;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  margin: 0 0 8px;
  color: #ffffff;
}
.arena-jogo p {
  font-size: 0.82rem;
  line-height: 1.45;
  color: #cbc4d9;
  margin: 0 0 12px;
  flex: 1;
}
.arena-jogo-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: "Poppins", sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  color: #aea7c0;
  margin-bottom: 12px;
}
.arena-jogo-divisor {
  width: 4px; height: 4px;
  background: #aea7c0;
  border-radius: 50%;
  opacity: 0.6;
}
.arena-jogo-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: "Poppins", sans-serif;
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--card-acento, #ff9e57);
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.arena-jogo-cta span { transition: transform 0.2s; }
.arena-jogo:hover .arena-jogo-cta span { transform: translateX(6px); }

.arena-secao {
  position: relative;
  z-index: 1;
  padding: 80px 24px;
  max-width: 1100px;
  margin: 0 auto;
}
.arena-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
}
.arena-feature {
  padding: 32px 28px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
}
.arena-feature-icone {
  font-size: 2.4rem;
  margin-bottom: 16px;
}
.arena-feature h3 {
  font-family: "Poppins", sans-serif;
  font-size: 1.2rem;
  font-weight: 800;
  margin: 0 0 10px;
  color: #ffffff;
}
.arena-feature p {
  font-size: 0.95rem;
  line-height: 1.55;
  color: #cbc4d9;
  margin: 0;
}

.arena-rodape {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 60px 24px 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  margin-top: 40px;
}
.arena-rodape-marca {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: "Poppins", sans-serif;
  font-weight: 800;
  font-size: 1rem;
  margin-bottom: 14px;
}
.arena-rodape-logo { font-size: 1.4rem; }
.arena-rodape-texto {
  color: #aea7c0;
  font-size: 0.95rem;
  margin: 0 0 12px;
}
.arena-rodape-creditos {
  color: #6e6680;
  font-size: 0.85rem;
  margin: 0;
}

@media (max-width: 720px) {
  .arena-nav { padding: 12px 16px; gap: 8px; flex-wrap: wrap; }
  .arena-nav-nome { font-size: 0.85rem; }
  .arena-nav-links { display: none; }
  .arena-hero { padding: 50px 16px 30px; }
  .arena-jogos { padding: 30px 16px; }
  .arena-secao { padding: 40px 16px; }
  .arena-jogos-grid { gap: 16px; }
  .arena-jogo { padding: 24px 20px 22px; }
  .arena-jogo h3 { font-size: 1.4rem; }
  .arena-jogo p { font-size: 0.9rem; }
  .arena-jogo-icone { font-size: 3.2rem; }
}
@media (max-width: 420px) {
  .arena-nav-marca { gap: 8px; }
  .arena-nav-logo { font-size: 1.2rem; }
  .arena-nav-nome { font-size: 0.75rem; letter-spacing: 0.01em; }
}