/* components.css — shared buttons, badges, overlays, home screen */

/* ── Buttons ─────────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-full);
  font-size: var(--font-size-md);
  font-weight: 700;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  user-select: none;
}

.btn:active { transform: scale(0.96); }

.btn--primary {
  background: var(--color-primary);
  color: white;
  box-shadow: 0 4px 0 var(--color-primary-dk);
}
.btn--primary:hover { box-shadow: 0 6px 0 var(--color-primary-dk); transform: translateY(-2px); }
.btn--primary:active { box-shadow: 0 2px 0 var(--color-primary-dk); transform: translateY(2px); }

.btn--secondary {
  background: var(--color-surface-2);
  color: var(--color-primary);
}
.btn--secondary:hover { background: var(--color-primary-lt); color: white; }

.btn--back {
  width: 4rem;
  height: 4rem;
  border-radius: var(--radius-full);
  background: var(--color-surface-2);
  color: var(--color-primary);
  font-size: var(--font-size-lg);
  flex-shrink: 0;
}

/* ── Home Screen ─────────────────────────────────────────────── */

[data-screen="home"] {
  align-items: center;
  gap: var(--space-md);
  background: linear-gradient(160deg, #f8f4ff 0%, #e8e0ff 100%);
}

.home-header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.home-title {
  font-size: var(--font-size-xl);
  font-weight: 900;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.home-pet-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-lg) 0;
  flex: 1;
  width: 100%;
  max-width: 320px;
}

.btn-play {
  width: 100%;
  max-width: 300px;
  padding: var(--space-md) var(--space-2xl);
  font-size: clamp(1.8rem, 5vw, 2.4rem);
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-full);
  box-shadow: 0 6px 0 var(--color-primary-dk);
  font-weight: 900;
  letter-spacing: 0.04em;
  transition: all var(--transition-fast);
}

.btn-play:hover {
  transform: translateY(-3px);
  box-shadow: 0 9px 0 var(--color-primary-dk);
}

.btn-play:active {
  transform: translateY(3px);
  box-shadow: 0 3px 0 var(--color-primary-dk);
}

/* 選擇模式 secondary button */
.btn-choose-mode {
  font-size: var(--font-size-md);
  font-weight: 700;
  color: var(--color-primary);
  background: transparent;
  border: 2px solid var(--color-primary-lt);
  border-radius: var(--radius-full);
  padding: var(--space-sm) var(--space-xl);
  transition: all var(--transition-fast);
  width: 100%;
  max-width: 300px;
}

.btn-choose-mode:hover {
  background: var(--color-surface-2);
}

.home-bottom {
  width: 100%;
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  padding-bottom: var(--space-sm);
}

.btn-stats, .btn-reset {
  padding: var(--space-sm) var(--space-md);
  background: var(--color-surface-2);
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.home-stats {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  width: 100%;
  box-shadow: var(--shadow-sm);
}

.stat-row {
  display: flex;
  justify-content: space-between;
  padding: var(--space-xs) 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.stat-val {
  font-weight: 700;
  color: var(--color-primary);
}

/* Pet name input */
.pet-name-input {
  background: white;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-sm);
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--font-size-lg);
  font-weight: 700;
  text-align: center;
  width: 12rem;
  color: var(--color-primary);
}

/* ── Mode Select Screen ───────────────────────────────────────── */

[data-screen="mode-select"] {
  gap: var(--space-md);
  background: linear-gradient(160deg, #fff8f0 0%, #ffe0d0 100%);
}

.grade-selector {
  display: flex;
  gap: var(--space-sm);
  background: var(--color-surface-2);
  padding: var(--space-xs);
  border-radius: var(--radius-full);
}

.grade-btn {
  flex: 1;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.grade-btn.active {
  background: var(--color-primary);
  color: white;
}

.mode-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  width: 100%;
}

.mode-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-lg) var(--space-md);
  border-radius: var(--radius-lg);
  color: white;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
  text-align: center;
}

.mode-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.mode-card:active { transform: scale(0.97); }

.mode-card--blue   { background: linear-gradient(135deg, #74b9ff, #0984e3); }
.mode-card--green  { background: linear-gradient(135deg, #55efc4, #00b894); }
.mode-card--orange { background: linear-gradient(135deg, #ffeaa7, #fdcb6e); color: #4a3000; }
.mode-card--purple { background: linear-gradient(135deg, #a29bfe, #6c5ce7); }
.mode-card--pink   {
  background: linear-gradient(135deg, #fd79a8, #e84393);
  grid-column: 1 / -1;
}

.mode-card__icon { font-size: var(--font-size-2xl); }
.mode-card__title { font-size: var(--font-size-lg); }
.mode-card__desc { font-size: var(--font-size-sm); opacity: 0.9; }

/* ── Wrong Bank Badge ────────────────────────────────────────── */

.wrong-badge {
  background: #fff3e0;
  color: #e65100;
  font-size: var(--font-size-sm);
  font-weight: 700;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
  border: 2px solid #ffcc80;
  text-align: center;
  animation: wrongBadgePulse 2s ease-in-out infinite;
}

@keyframes wrongBadgePulse {
  0%, 100% { transform: scale(1); }
  50%       { transform: scale(1.03); }
}

/* ── XP Popup ─────────────────────────────────────────────────── */

.xp-popup {
  position: fixed;
  transform: translateX(-50%);
  background: var(--color-warning);
  color: #4a3000;
  font-weight: 900;
  font-size: var(--font-size-lg);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
  pointer-events: none;
  z-index: 200;
  animation: xpFloat 1.2s ease-out forwards;
}

@keyframes xpFloat {
  0%   { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(-6rem); }
}

/* ── Level Up Overlay ────────────────────────────────────────── */

.levelup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(60, 40, 160, 0.88);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 300;
  animation: fadeIn 0.25s ease both;
  padding: var(--space-md);
}

.levelup-content {
  position: relative;
  background: white;
  border-radius: var(--radius-lg);
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  box-shadow: var(--shadow-lg), 0 0 0 4px rgba(255,255,255,0.15);
  animation: popIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) both;
  overflow: hidden;
  max-width: 340px;
  width: 100%;
}

/* Confetti container — covers the entire card */
.levelup-confetti-zone {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.confetti-piece {
  position: absolute;
  animation: confettiFall linear both;
}

@keyframes confettiFall {
  0%   { transform: translateY(0)     rotate(0deg);   opacity: 1; }
  80%  { opacity: 1; }
  100% { transform: translateY(420px) rotate(720deg); opacity: 0; }
}

/* Badge label */
.levelup-badge {
  font-size: 1.1rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  color: var(--color-primary-lt);
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

/* New stage pet image */
.levelup-pet-img {
  width: 160px;
  height: 160px;
  object-fit: contain;
  filter: drop-shadow(0 0 28px rgba(108, 92, 231, 0.45));
  animation: levelupPetIn 0.7s cubic-bezier(0.34, 1.56, 0.64, 1) 0.2s both;
}

@keyframes levelupPetIn {
  from { transform: scale(0) rotate(-15deg); opacity: 0; }
  to   { transform: scale(1) rotate(0deg);  opacity: 1; }
}

.levelup-title {
  font-size: var(--font-size-2xl);
  font-weight: 900;
  color: var(--color-primary);
  margin: var(--space-sm) 0 var(--space-xs);
  animation: fadeSlideUp 0.4s ease 0.6s both;
}

.levelup-unlock {
  color: var(--color-text-muted);
  font-size: var(--font-size-md);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
  animation: fadeSlideUp 0.4s ease 0.75s both;
}

@keyframes fadeSlideUp {
  from { transform: translateY(10px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

.btn-levelup-close {
  animation: fadeSlideUp 0.4s ease 0.9s both;
  min-width: 16rem;
}

/* ── Summary Pet Emoji ───────────────────────────────────────── */

.summary-pet-emoji {
  font-size: 8rem;
  line-height: 1;
  animation: idle-bounce 1.8s ease-in-out infinite;
}

.summary-pet-emoji.summary-pet--happy {
  animation: anim-happy-emoji 0.8s ease both, idle-bounce 1.8s 0.8s ease-in-out infinite;
}

@keyframes anim-happy-emoji {
  0%   { transform: scale(1) rotate(0deg); }
  25%  { transform: scale(1.2) rotate(-8deg); }
  50%  { transform: scale(1.2) rotate(8deg); }
  75%  { transform: scale(1.1) rotate(-4deg); }
  100% { transform: scale(1) rotate(0deg); }
}

/* ── Summary Screen ──────────────────────────────────────────── */

[data-screen="summary"] {
  align-items: center;
  gap: var(--space-md);
  background: linear-gradient(160deg, #f0fff8 0%, #d0ffe8 100%);
}

.summary-pet-container {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.summary-score {
  font-size: var(--font-size-3xl);
  font-weight: 900;
  color: var(--color-primary);
  text-align: center;
}

.score-sep { color: var(--color-text-muted); margin: 0 var(--space-xs); }
.score-total { color: var(--color-text-muted); }

.summary-pct {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-success);
}

.summary-stars { font-size: var(--font-size-3xl); }
.star { opacity: 0.25; display: inline-block; }
.star--filled { opacity: 1; animation: starPop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) both; }
.star--filled:nth-child(2) { animation-delay: 0.1s; }
.star--filled:nth-child(3) { animation-delay: 0.2s; }

@keyframes starPop {
  from { transform: scale(0); }
  to   { transform: scale(1); }
}

.summary-stats {
  background: white;
  border-radius: var(--radius-md);
  padding: var(--space-md);
  width: 100%;
  box-shadow: var(--shadow-sm);
}

.summary-xp   { font-size: var(--font-size-2xl); font-weight: 900; color: var(--color-warning); }
.summary-streak { color: var(--color-text-muted); font-size: var(--font-size-md); }
.summary-bonus  { color: var(--color-success); font-size: var(--font-size-md); }
.summary-msg    { font-size: var(--font-size-lg); font-weight: 700; text-align: center; color: var(--color-text); }

.summary-actions {
  display: flex;
  gap: var(--space-md);
  width: 100%;
}

.btn-play-again {
  flex: 2;
  padding: var(--space-md);
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-full);
  font-size: var(--font-size-lg);
  font-weight: 700;
  box-shadow: 0 4px 0 var(--color-primary-dk);
}

.btn-go-home {
  flex: 1;
  padding: var(--space-md);
  background: var(--color-surface-2);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-lg);
  font-weight: 700;
}

/* ── Animations ──────────────────────────────────────────────── */

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes popIn {
  from { transform: scale(0.7); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}

@keyframes bounce {
  from { transform: translateY(0); }
  to   { transform: translateY(-1rem); }
}

/* ══════════════════════════════════════════════════════════════
   RWD — Responsive breakpoints
   ══════════════════════════════════════════════════════════════ */

/* ── Small phones (< 380px) ─────────────────────────────────── */
@media (max-width: 379px) {
  .home-title { font-size: var(--font-size-lg); }

  .pet-img { width: 150px; height: 150px; }

  .mode-card { padding: var(--space-md) var(--space-sm); }
  .mode-card__icon { font-size: var(--font-size-xl); }
  .mode-card__title { font-size: var(--font-size-md); }
  .mode-card__desc { display: none; }

  .summary-score { font-size: var(--font-size-2xl); }
  .summary-pet-img { width: 110px; height: 110px; }
}

/* ── Tablets & desktop (≥ 600px) ────────────────────────────── */
@media (min-width: 600px) {
  /* Home */
  .pet-img { width: 220px; height: 220px; }
  .btn-play { font-size: 2.6rem; max-width: 340px; padding: var(--space-lg) var(--space-2xl); }
  .btn-choose-mode { max-width: 340px; }
  .home-title { font-size: var(--font-size-2xl); }

  /* Mode select */
  .mode-grid { gap: var(--space-lg); }
  .mode-card { padding: var(--space-xl) var(--space-lg); }
  .mode-card__icon { font-size: var(--font-size-3xl); }
  .mode-card__title { font-size: var(--font-size-xl); }

  /* Summary */
  .summary-pet-img { width: 180px; height: 180px; }
  .summary-score { font-size: clamp(3.2rem, 8vw, 4.8rem); }
}
}