/* Flag Frenzy — Game Styles */

/* ── App shell ───────────────────────────────────────────────────────────── */
#app {
  width: 100%;
  max-width: 480px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  margin: 0 auto;
  padding-bottom: 80px;
}

.screen {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 12px 16px;
  gap: 12px;
  animation: fadeUp 0.22s ease both;
}

/* ── Ad placeholder ──────────────────────────────────────────────────────── */
.ad-placeholder {
  background: var(--surface);
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 12px;
  text-align: center;
  font-size: 0.75rem;
  color: var(--text2);
  min-height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Game header ─────────────────────────────────────────────────────────── */
.game-header { text-align: center; padding: 12px 0 4px; }

.back-link {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--text2);
  text-decoration: none;
  margin-bottom: 10px;
  padding: 4px 10px;
  border-radius: 99px;
  background: var(--surface2);
  border: 1px solid var(--border);
  transition: color var(--t), background var(--t);
}
.back-link:hover { color: var(--accent); background: var(--border); }

.game-title {
  font-size: 1.75rem;
  font-weight: 900;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, var(--accent), #fd79a8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.game-subtitle {
  color: var(--text2);
  font-size: 0.88rem;
  margin-top: 3px;
}

.settings-row {
  display: flex;
  justify-content: center;
  gap: 10px;
  padding-top: 12px;
}

.icon-btn {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 38px; height: 38px;
  font-size: 1rem;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: transform var(--t);
}
.icon-btn:hover { transform: scale(1.1); }

/* ── Mode selection ──────────────────────────────────────────────────────── */
.mode-section-title {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 12px;
}

.mode-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.mode-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 18px 12px;
  background: var(--surface2);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color var(--t), background var(--t), transform var(--t);
  gap: 4px;
  -webkit-tap-highlight-color: transparent;
}
.mode-btn:hover { border-color: var(--accent); background: var(--surface); transform: translateY(-2px); }
.mode-btn:active { transform: scale(0.97); }
.mode-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.mode-emoji { font-size: 1.6rem; line-height: 1; }
.mode-name  { font-size: 0.9rem; font-weight: 800; color: var(--text); }
.mode-desc  { font-size: 0.72rem; color: var(--text2); text-align: center; }

.mode-start-hint {
  margin-top: 12px;
  font-size: 0.75rem;
  color: var(--text2);
  text-align: center;
}

.best-pill {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 99px;
  padding: 8px 18px;
  font-size: 0.82rem;
  color: var(--text2);
  text-align: center;
  align-self: center;
}
.best-pill strong { color: var(--accent); }

.how-to-play {
  font-size: 0.78rem;
  color: var(--text2);
  text-align: center;
  line-height: 1.75;
  padding: 14px 18px;
}

/* ── HUD ─────────────────────────────────────────────────────────────────── */
.hud {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 16px;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.hud-lives { font-size: 1.1rem; letter-spacing: 1px; line-height: 1; }
.hud-mode  { font-size: 0.7rem; color: var(--text2); font-weight: 600; margin-top: 4px; }

.hud-mid {
  flex: 1;
  padding: 0 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.progress-wrap {
  height: 6px;
  background: var(--border);
  border-radius: 99px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: var(--accent);
  border-radius: 99px;
  transition: width 0.3s ease;
  width: 0%;
}

.flag-counter {
  text-align: center;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--text2);
  letter-spacing: 0.3px;
}

.hud-score  { font-size: 0.78rem; font-weight: 700; color: var(--text); }
.hud-streak { font-size: 0.75rem; font-weight: 800; color: #e17055; min-height: 1.1em; }

/* ── Flag card ───────────────────────────────────────────────────────────── */
.flag-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 28px 20px 24px;
  transition: box-shadow 0.4s ease;
}

.flag-display {
  font-size: 5rem;
  line-height: 1;
  text-align: center;
  transition: transform 0.15s ease;
  user-select: none;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.12));
}

.flag-display.bounce {
  animation: flagBounce 0.4s ease;
}

.flag-display.shake {
  animation: flagShake 0.4s ease;
}

/* ── Feedback ────────────────────────────────────────────────────────────── */
.feedback {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  text-align: center;
  margin: 0 16px;
  animation: fadeUp 0.18s ease;
}
.feedback.correct { background: #00b894; color: #fff; }
.feedback.wrong   { background: #e17055; color: #fff; }

/* ── Choices ─────────────────────────────────────────────────────────────── */
.choices-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 0 16px;
}

.choice-btn {
  padding: 15px 10px;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
  cursor: pointer;
  transition: border-color 0.12s, background 0.12s, transform 0.1s;
  -webkit-tap-highlight-color: transparent;
  line-height: 1.3;
  text-align: center;
}
.choice-btn:hover:not(:disabled) { border-color: var(--accent); background: var(--surface2); }
.choice-btn:active:not(:disabled) { transform: scale(0.96); }

.choice-btn.correct {
  background: #00b894;
  border-color: #00b894;
  color: #fff;
}

.choice-btn.wrong {
  background: #e17055;
  border-color: #e17055;
  color: #fff;
}

.choice-btn.reveal {
  background: var(--surface2);
  border-color: #00b894;
  color: #00b894;
}

.choice-btn:disabled { cursor: not-allowed; }

/* ── Streak momentum colors ──────────────────────────────────────────────── */
.streak-amber  .hud-streak { color: #fdcb6e; }
.streak-orange .hud-streak { color: #e17055; }
.streak-purple .hud-streak { color: #a29bfe; }

/* ── Next button ─────────────────────────────────────────────────────────── */
#next-btn {
  margin: 0 16px;
  animation: fadeUp 0.2s ease;
}

/* ── Game over ────────────────────────────────────────────────────────────── */
.over-title {
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: -0.3px;
  margin-bottom: 4px;
}

.over-sub {
  font-size: 0.85rem;
  color: var(--text2);
  margin-bottom: 16px;
}

.killer-flag {
  background: var(--surface2);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
  text-align: center;
}

.killer-emoji {
  font-size: 3.5rem;
  line-height: 1;
  margin-bottom: 6px;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.15));
}

.killer-label {
  font-size: 0.8rem;
  color: var(--text2);
  font-weight: 600;
}

.stats-grid {
  display: grid;
  gap: 10px;
  margin-bottom: 4px;
}

.stat-item {
  background: var(--surface2);
  border-radius: var(--radius-sm);
  padding: 14px 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  font-size: 0.72rem;
  color: var(--text2);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  padding: 13px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: opacity var(--t), transform var(--t);
  -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-primary   { background: var(--accent); color: #fff; }
.btn-secondary { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }
.btn-success   { background: #00b894; color: #fff; }
.btn-full      { width: 100%; }

/* ── Toast ───────────────────────────────────────────────────────────────── */
.copy-toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: rgba(0,0,0,0.8);
  color: #fff;
  padding: 10px 20px;
  border-radius: 99px;
  font-size: 0.85rem;
  font-weight: 600;
  opacity: 0;
  transition: opacity 0.2s, transform 0.2s;
  pointer-events: none;
  z-index: 9999;
  white-space: nowrap;
}
.copy-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ── Animations ──────────────────────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes flagBounce {
  0%   { transform: scale(1); }
  30%  { transform: scale(1.25) rotate(5deg); }
  60%  { transform: scale(0.95) rotate(-3deg); }
  100% { transform: scale(1) rotate(0); }
}

@keyframes flagShake {
  0%   { transform: translateX(0); }
  20%  { transform: translateX(-8px) rotate(-3deg); }
  40%  { transform: translateX(8px) rotate(3deg); }
  60%  { transform: translateX(-5px); }
  80%  { transform: translateX(5px); }
  100% { transform: translateX(0); }
}

/* ── Card base ───────────────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

/* ── Player stats row ────────────────────────────────────────────────────── */
.player-stats {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 14px;
  font-size: 0.78rem;
  color: var(--text2);
  padding: 6px 16px;
  min-height: 1.4em;
}
.player-stats strong { color: var(--accent); }

/* ── Floating point popup ────────────────────────────────────────────────── */
.point-popup {
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--accent);
  pointer-events: none;
  z-index: 999;
  white-space: nowrap;
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

/* ── Streak pulse at 20+ ─────────────────────────────────────────────────── */
.streak-purple .flag-card {
  animation: streakPulse 1.8s ease-in-out infinite;
}

@keyframes streakPulse {
  0%, 100% { box-shadow: 0 0 40px rgba(162,155,254,0.55), 0 0 80px rgba(162,155,254,0.2); }
  50%       { box-shadow: 0 0 55px rgba(162,155,254,0.75), 0 0 100px rgba(162,155,254,0.35); }
}

/* ── Utility ─────────────────────────────────────────────────────────────── */
.hidden { display: none !important; }