/* ============================================================
   Neurostars — aba gamificada "Constelação"
   Progresso, ofensiva, XP, conquistas, heatmap, amigos, ranking.
   Estética: azul ardósia + Cinzel/Cormorant, fios finos, cantos
   retos. A chama da ofensiva é o ÚNICO acento quente (âmbar).
   ============================================================ */

.game .page-lead { max-width: 60ch; }

/* ---------- Identidade (avatar + nome + nível) ---------- */
.game-hero {
  display: flex; align-items: center; gap: 18px;
  margin: 22px 0 6px;
  padding: 18px 20px;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-1);
  flex-wrap: wrap;
}
.game-identity__avatar {
  width: 64px; height: 64px; flex: 0 0 auto;
  display: grid; place-items: center;
  font-size: 30px; line-height: 1;
  background: var(--ink-3);
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  cursor: pointer;
  transition: border-color var(--dur) var(--ease-out), transform var(--dur) var(--ease-out);
}
.game-identity__avatar:hover { border-color: var(--accent); transform: translateY(-2px); }
.game-identity { flex: 1 1 auto; min-width: 0; }
.game-identity__name {
  font-family: var(--font-display); font-size: 24px; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--marfim); line-height: 1.1;
}
.game-identity__sub {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  margin-top: 4px; color: var(--fg-2); font-family: var(--font-mono);
  font-size: 12px; letter-spacing: 0.04em;
}
.game-identity__local { color: var(--fg-3); }

.avatar-picker {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin: 10px 0 4px; padding: 14px;
  background: var(--bg-elevated); border: 1px solid var(--line); border-radius: var(--radius-sm);
}
.avatar-opt {
  width: 42px; height: 42px; font-size: 20px;
  display: grid; place-items: center;
  background: var(--ink-3); border: 1px solid var(--line); border-radius: 50%;
  cursor: pointer; transition: all var(--dur-fast) var(--ease-out);
}
.avatar-opt:hover { border-color: var(--accent); transform: translateY(-2px); }
.avatar-opt.is-active { border-color: var(--accent); box-shadow: var(--shadow-gold-glow); }

/* ---------- Trio de estatísticas-herói ---------- */
.stat-trio {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
  margin: 22px 0;
}
.stat-card {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: 8px; padding: 24px 18px;
  background: var(--bg-elevated); border: 1px solid var(--line);
  border-radius: var(--radius-sm); box-shadow: var(--shadow-1);
  animation: gameUp 520ms var(--ease-out) both;
}
.stat-card:nth-child(2) { animation-delay: 80ms; }
.stat-card:nth-child(3) { animation-delay: 160ms; }
.stat-card__big {
  font-family: var(--font-display); font-size: 26px; letter-spacing: 0.03em;
  text-transform: uppercase; color: var(--marfim);
}
.stat-card__label {
  font-family: var(--font-smallcaps); font-size: 12px; letter-spacing: var(--ls-smallcaps);
  text-transform: uppercase; color: var(--fg-3);
}
.stat-card__sub { font-family: var(--font-mono); font-size: 11px; color: var(--fg-3); letter-spacing: 0.04em; }
.stat-card__flame { height: 56px; display: grid; place-items: center; }
.stat-card__levelwrap { height: 64px; display: grid; place-items: center; }

@keyframes gameUp { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

/* ---------- Anel de progresso ---------- */
.stat-ring { position: relative; display: grid; place-items: center; }
.stat-ring__fill { transition: stroke-dashoffset 900ms var(--ease-out); }
.stat-ring__center {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 0;
}
.stat-ring__big { font-family: var(--font-display); font-size: 30px; color: var(--marfim); line-height: 1; }
.stat-ring__small { font-family: var(--font-mono); font-size: 12px; color: var(--fg-3); margin-top: 2px; }

.goal-editor { display: flex; gap: 6px; margin-top: 4px; }
.goal-editor__opt {
  min-width: 30px; padding: 4px 7px; cursor: pointer;
  font-family: var(--font-mono); font-size: 11px;
  background: transparent; color: var(--fg-3);
  border: 1px solid var(--line); border-radius: var(--radius-xs);
  transition: all var(--dur-fast) var(--ease-out);
}
.goal-editor__opt:hover { border-color: var(--accent); color: var(--accent); }
.goal-editor__opt.is-active { background: var(--accent); color: #fff; border-color: var(--accent); }

/* ---------- Chama da ofensiva (acento quente) ---------- */
.streak-flame { display: inline-flex; align-items: center; gap: 6px; color: #E8853D; }
.streak-flame svg { filter: drop-shadow(0 1px 4px rgba(232, 133, 61, 0.4)); }
.streak-flame__num { font-family: var(--font-display); font-size: 1.1em; color: var(--marfim); }
.streak-flame.is-cold { color: var(--fg-3); }
.streak-flame.is-cold svg { filter: none; opacity: 0.6; }
.streak-flame.is-cold .streak-flame__num { color: var(--fg-3); }

/* ---------- Selo de nível ---------- */
.level-badge { position: relative; display: inline-grid; place-items: center; color: var(--accent); }
.level-badge__num {
  position: absolute; font-family: var(--font-display); font-size: 0.46em;
  color: var(--marfim); line-height: 1;
}

/* ---------- Barra de XP ---------- */
.xp-bar { margin: 4px 0 26px; }
.xp-bar__head {
  display: flex; justify-content: space-between; align-items: baseline;
  font-family: var(--font-smallcaps); letter-spacing: var(--ls-smallcaps);
  text-transform: uppercase; font-size: 12px; color: var(--fg-2); margin-bottom: 6px;
}
.xp-bar__track {
  height: 8px; background: var(--ink-4); border-radius: var(--radius-pill); overflow: hidden;
}
.xp-bar__fill {
  height: 100%; border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--accent-pale), var(--accent));
  transition: width 700ms var(--ease-out);
}
.xp-bar__sub { margin-top: 6px; font-family: var(--font-mono); font-size: 11px; color: var(--fg-3); }

/* ---------- Heatmap "constelação" ---------- */
.heatmap {
  display: grid; grid-template-rows: repeat(7, 13px); grid-auto-flow: column;
  grid-auto-columns: 13px; gap: 4px; padding: 4px 0 2px; overflow-x: auto;
}
.heatmap__cell {
  width: 13px; height: 13px; border-radius: 2px;
  background: var(--ink-4); border: 1px solid transparent;
}
.heatmap__cell.is-on {
  background: var(--accent);
  box-shadow: 0 0 6px rgba(46, 106, 160, 0.5);
}
.heatmap__cell.is-future { background: transparent; border: 1px dashed var(--line); }

/* ---------- Parede de conquistas ---------- */
.badge-wall {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px; margin: 4px 0 8px;
}
.badge {
  display: flex; flex-direction: column; align-items: center; text-align: center; gap: 6px;
  padding: 18px 12px;
  background: var(--bg-elevated); border: 1px solid var(--line); border-radius: var(--radius-sm);
}
.badge__icon { color: var(--accent); height: 30px; display: grid; place-items: center; }
.badge__icon .badge__lock { color: var(--fg-3); font-size: 22px; opacity: 0.5; }
.badge__name { font-family: var(--font-display); font-size: 14px; letter-spacing: 0.03em; text-transform: uppercase; color: var(--marfim); }
.badge__desc { font-family: var(--font-serif); font-style: italic; font-size: 13px; color: var(--fg-3); }
.badge--locked { opacity: 0.55; filter: saturate(0.4); }
.badge--locked .badge__name { color: var(--fg-3); }

/* ---------- Amigos ---------- */
.friends { margin-top: 4px; }
.friend-add { display: flex; gap: 10px; margin-bottom: 12px; }
.friend-add .input { flex: 1; }
.friend-msg {
  margin: 4px 0 12px; padding: 8px 12px;
  background: rgba(46, 106, 160, 0.06); border: 1px solid var(--line);
  border-radius: var(--radius-xs); color: var(--accent-deep);
  font-family: var(--font-serif); font-size: 14px;
}
.friend-group { margin: 16px 0; }
.friend-group__title {
  font-family: var(--font-smallcaps); letter-spacing: var(--ls-smallcaps);
  text-transform: uppercase; font-size: 12px; color: var(--fg-3); margin-bottom: 6px;
}
.friend-row {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px; border: 1px solid var(--line);
  border-radius: var(--radius-sm); background: var(--bg-elevated); margin-bottom: 8px;
}
.friend-row--muted { opacity: 0.8; }
.friend-row__av {
  width: 34px; height: 34px; flex: 0 0 auto; display: grid; place-items: center;
  font-size: 18px; background: var(--ink-3); border: 1px solid var(--line); border-radius: 50%;
}
.friend-row__name { flex: 1; min-width: 0; font-family: var(--font-display); font-size: 15px; letter-spacing: 0.02em; color: var(--marfim); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.friend-row__stat { font-size: 12px; color: var(--fg-2); display: inline-flex; align-items: center; gap: 4px; }
.friend-row__actions { display: flex; gap: 8px; align-items: center; }
.friend-row__pending { font-family: var(--font-mono); font-size: 11px; color: var(--fg-3); }
.friend-row__remove {
  width: 26px; height: 26px; flex: 0 0 auto; border-radius: 50%;
  background: transparent; border: 1px solid var(--line); color: var(--fg-3); cursor: pointer;
  font-size: 16px; line-height: 1; transition: all var(--dur-fast) var(--ease-out);
}
.friend-row__remove:hover { border-color: var(--danger); color: var(--danger); }

/* ---------- Ranking (leaderboard) ---------- */
.lb { margin: 16px 0; border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; background: var(--bg-elevated); }
.lb__head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 16px; border-bottom: 1px solid var(--line);
}
.lb__title { font-family: var(--font-display); font-size: 15px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--marfim); }
.lb__row {
  display: flex; align-items: center; gap: 12px; padding: 10px 16px;
  border-bottom: 1px solid var(--line); border-left: 3px solid transparent;
}
.lb__row:last-child { border-bottom: 0; }
.lb__row--me { background: rgba(46, 106, 160, 0.07); border-left-color: var(--accent); }
.lb__rank { width: 22px; font-family: var(--font-display); font-size: 16px; color: var(--accent); text-align: center; }
.lb__av { width: 30px; height: 30px; display: grid; place-items: center; font-size: 16px; background: var(--ink-3); border: 1px solid var(--line); border-radius: 50%; }
.lb__name { flex: 1; min-width: 0; font-family: var(--font-display); font-size: 14px; letter-spacing: 0.02em; color: var(--marfim); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lb__lvl { font-size: 11px; color: var(--fg-3); }
.lb__val { font-size: 13px; color: var(--accent-deep); min-width: 64px; text-align: right; }
.lb__empty { padding: 18px 16px; color: var(--fg-3); font-family: var(--font-serif); font-style: italic; }

/* segmented control XP / Ofensiva */
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: var(--radius-pill); overflow: hidden; }
.seg__btn { padding: 5px 14px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; background: transparent; color: var(--fg-3); border: 0; cursor: pointer; transition: all var(--dur-fast) var(--ease-out); }
.seg__btn.is-active { background: var(--accent); color: #fff; }

.btn--sm { padding: 6px 12px; font-size: 11px; }

/* ---------- CTA de login ---------- */
.game-cta {
  text-align: center; padding: 40px 24px; margin: 8px 0;
  background: var(--bg-elevated); border: 1px dashed var(--line-strong); border-radius: var(--radius-sm);
}
.game-cta__icon { color: var(--accent); margin-bottom: 8px; }
.game-cta h3 { color: var(--marfim); margin: 0 0 6px; }
.game-cta p { max-width: 48ch; margin: 0 auto 18px; color: var(--fg-2); }

/* ---------- Recompensas (tela de conclusão do estudo) ---------- */
.rewards {
  margin: 22px auto 8px; max-width: 460px; padding: 22px 24px;
  background: var(--bg-elevated); border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm); box-shadow: var(--shadow-2);
  animation: rewardsIn 560ms var(--ease-out) both;
}
@keyframes rewardsIn { from { opacity: 0; transform: scale(0.96) translateY(8px); } to { opacity: 1; transform: none; } }
.rewards__xp { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.rewards__xp-plus {
  font-family: var(--font-display); font-size: 46px; line-height: 1; color: var(--accent);
  animation: xpPop 600ms var(--ease-out) both;
}
@keyframes xpPop { 0% { transform: scale(0.4); opacity: 0; } 60% { transform: scale(1.12); } 100% { transform: scale(1); opacity: 1; } }
.rewards__xp-label { font-family: var(--font-smallcaps); letter-spacing: var(--ls-smallcaps); text-transform: uppercase; font-size: 12px; color: var(--fg-3); }
.rewards__row { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 14px; }
.reward-chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; font-family: var(--font-mono); font-size: 12px;
  background: var(--ink-3); border: 1px solid var(--line); border-radius: var(--radius-pill); color: var(--fg-2);
}
.reward-chip--up { background: rgba(46, 106, 160, 0.1); border-color: var(--accent); color: var(--accent-deep); }
.reward-chip--goal { background: rgba(232, 133, 61, 0.1); border-color: rgba(232, 133, 61, 0.5); color: #B4641E; }
.rewards__badges { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 12px; }
.reward-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; font-family: var(--font-display); font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em;
  background: var(--accent); color: #fff; border-radius: var(--radius-pill);
  animation: xpPop 700ms var(--ease-out) both;
}
.reward-badge__star { display: inline-grid; place-items: center; }
.rewards__link {
  display: inline-block; margin-top: 16px; color: var(--accent);
  font-family: var(--font-smallcaps); letter-spacing: var(--ls-smallcaps); text-transform: uppercase; font-size: 12px;
  text-decoration: none; border-bottom: 1px solid transparent; transition: border-color var(--dur) var(--ease-out);
}
.rewards__link:hover { border-bottom-color: var(--accent); }

/* ---------- XP AO VIVO na tela de estudo ----------
   Um chip com o XP da sessão que "pulsa" ao ganhar, e um "+10 XP" que sobe e
   some a cada carta creditada (micro-interação estilo peak-end, sem exageros). */
.study__head-left { display: flex; align-items: center; gap: 14px; min-width: 0; }

.study-xp {
  position: relative;                 /* âncora dos "+XP" flutuantes */
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 11px;
  background: var(--ink-3); border: 1px solid var(--line); border-radius: var(--radius-pill);
  font-family: var(--font-mono); font-size: 12px; color: var(--fg-3);
  white-space: nowrap; user-select: none;
}
.study-xp__star { display: inline-grid; place-items: center; color: var(--accent); }
.study-xp__num {
  display: inline-block; min-width: 1ch; text-align: right;
  font-family: var(--font-display); font-size: 15px; color: var(--marfim); letter-spacing: 0.02em;
  animation: studyXpPop 440ms var(--ease-out);
}
.study-xp__label { color: var(--fg-3); letter-spacing: 0.08em; }
@keyframes studyXpPop {
  0%   { transform: scale(1);    color: var(--marfim); }
  35%  { transform: scale(1.32); color: var(--accent); }
  100% { transform: scale(1);    color: var(--marfim); }
}

.xp-burst {
  position: absolute; left: 50%; bottom: 100%; margin-bottom: 3px;
  font-family: var(--font-display); font-weight: 600; font-size: 15px;
  color: var(--accent); pointer-events: none; white-space: nowrap;
  animation: xpFloatUp 950ms cubic-bezier(0.22, 0.7, 0.2, 1) forwards;
}
.xp-burst--up { color: var(--accent-deep); font-size: 17px; letter-spacing: 0.02em; }
@keyframes xpFloatUp {
  0%   { opacity: 0; transform: translate(-50%, 6px)   scale(0.8); }
  22%  { opacity: 1; transform: translate(-50%, 0)      scale(1); }
  100% { opacity: 0; transform: translate(-50%, -30px)  scale(1); }
}
@keyframes xpFadeOnly { from { opacity: 1; } to { opacity: 0; } }
@media (prefers-reduced-motion: reduce) {
  .study-xp__num { animation: none; }
  .xp-burst { animation: xpFadeOnly 650ms linear forwards; transform: translate(-50%, -12px); }
}

/* ---------- Nomes clicáveis → perfil ---------- */
.friend-row__name--link, .lb__name--link {
  background: none; border: 0; padding: 0; cursor: pointer; text-align: left;
}
.friend-row__name--link:hover, .lb__name--link:hover {
  color: var(--accent); text-decoration: underline; text-underline-offset: 2px;
}
/* Link "ver meu perfil" na identidade da constelação */
.game-identity__profile {
  display: inline-block; margin-top: 8px; background: none; border: 0; padding: 0; cursor: pointer;
  font-family: var(--font-smallcaps); font-size: 12px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--accent);
  transition: color var(--dur) var(--ease-out);
}
.game-identity__profile:hover { color: var(--accent-deep); text-decoration: underline; }

/* ---------- Responsivo ---------- */
@media (max-width: 720px) {
  .stat-trio { grid-template-columns: 1fr; }
  .game-hero { gap: 14px; }
  .study__head-left { width: 100%; justify-content: space-between; gap: 10px; }
}