@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700;800&display=swap');

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg-dark: #0f0f1a;
  --bg-card: #1a1a2e;
  --bg-card-hover: #222240;
  --accent: #e94560;
  --accent-glow: rgba(233, 69, 96, 0.3);
  --accent-secondary: #0f3460;
  --text: #eee;
  --text-dim: #888;
  --success: #4ecca3;
  --warning: #ffc947;
  --gold: #ffd700;
  --gold-glow: rgba(255, 215, 0, 0.3);
  --radius: 16px;
  --content-max-width: clamp(340px, 90vw, 640px);
  --page-padding: clamp(12px, 2.2vw, 22px);
  --card-padding: clamp(18px, 2.1vw, 28px);
  font-size: clamp(14px, 0.45vw + 9px, 16px);
}

body {
  font-family: 'Poppins', sans-serif;
  background: var(--bg-dark);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  padding-bottom: clamp(74px, 9vh, 90px);
}

body::before {
  content: '';
  position: fixed;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(233, 69, 96, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 50%, rgba(15, 52, 96, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(78, 204, 163, 0.05) 0%, transparent 50%);
  animation: bgFloat 20s ease-in-out infinite;
  z-index: 0;
}

@keyframes bgFloat {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(2%, -2%) rotate(1deg); }
  66% { transform: translate(-1%, 1%) rotate(-0.5deg); }
}

.container {
  position: relative; z-index: 1;
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: var(--page-padding);
}

/* ---- TOP BAR ---- */
.top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0 5px;
}

.gold-display {
  display: flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, rgba(255,215,0,0.15), rgba(255,215,0,0.05));
  border: 1px solid rgba(255,215,0,0.3);
  border-radius: 25px;
  padding: 8px 18px;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--gold);
}

.gold-display .gold-icon {
  font-size: 1.3em;
}

.lang-switcher {
  display: flex; gap: 8px;
}

.lang-btn {
  background: var(--bg-card);
  border: 2px solid transparent;
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 1.5rem; line-height: 1;
}

.lang-btn:hover { background: var(--bg-card-hover); border-color: rgba(255,255,255,0.2); }
.lang-btn.active { border-color: var(--accent); box-shadow: 0 0 10px var(--accent-glow); }

/* ---- HEADER ---- */
.header {
  text-align: center;
  padding: 15px 0 12px;
}

.header h1 {
  font-size: clamp(1.85rem, 4.3vw, 2.35rem); font-weight: 800;
  background: linear-gradient(135deg, var(--accent), #ff6b6b, var(--warning));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header p { color: var(--text-dim); font-size: 1rem; }

/* ---- SCREENS ---- */
.screen { display: none; }
.screen.active { display: block; }

/* ---- BOTTOM NAV ---- */
.bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0;
  background: rgba(15, 15, 26, 0.95);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex; justify-content: center; gap: 0;
  z-index: 100;
  padding: 0 20px;
}

.nav-btn {
  flex: 1; max-width: 130px;
  background: none; border: none;
  color: var(--text-dim);
  font-family: 'Poppins', sans-serif;
  font-size: 0.85rem; font-weight: 600;
  padding: 12px 0 10px;
  cursor: pointer; transition: all 0.2s;
  display: flex; flex-direction: column; align-items: center; gap: 3px;
}

.nav-btn .nav-icon { font-size: 1.5em; }
.nav-btn:hover { color: var(--text); }
.nav-btn.active { color: var(--accent); }

/* ---- GENRE GRID (categories) ---- */
.genre-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(clamp(132px, 23vw, 170px), 1fr));
  gap: 12px; margin-top: 15px;
}

.genre-btn {
  background: var(--bg-card);
  border: 2px solid transparent;
  border-radius: var(--radius);
  padding: 18px 14px;
  color: var(--text);
  font-family: 'Poppins', sans-serif;
  font-size: 1rem; font-weight: 600;
  cursor: pointer;
  transition: all 0.25s;
  text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 5px;
}

.genre-btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.3);
}

.genre-btn .emoji { font-size: 2em; }
.genre-btn .genre-name { font-size: 0.95rem; }
.genre-btn .genre-progress { font-size: 0.8rem; color: var(--text-dim); }

/* ---- PACKS SCREEN ---- */
.packs-header {
  text-align: center; margin-bottom: 20px;
}

.packs-header .pack-cat-emoji { font-size: 2.5em; }
.packs-header h2 { font-size: 1.6rem; margin: 6px 0 0; }
.packs-header p { color: var(--text-dim); font-size: 0.95rem; margin-top: 2px; }

.packs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(clamp(140px, 24vw, 175px), 1fr));
  gap: 14px;
}

.pack-card {
  background: var(--bg-card);
  border: 2px solid rgba(255,255,255,0.05);
  border-radius: var(--radius);
  padding: 20px 18px;
  text-align: center;
  transition: all 0.2s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.pack-card.unlocked { border-color: rgba(78, 204, 163, 0.3); }
.pack-card.complete { border-color: rgba(255, 215, 0, 0.4); }
.pack-card.locked { border-color: rgba(255,255,255,0.05); opacity: 0.8; }

.pack-number { font-weight: 700; font-size: 1.15rem; }

.pack-status {
  font-size: 0.75rem; font-weight: 600;
  padding: 3px 12px; border-radius: 12px;
  text-transform: uppercase; letter-spacing: 0.5px;
  display: inline-block;
}

.pack-status-unlocked { background: rgba(78,204,163,0.2); color: var(--success); }
.pack-status-locked { background: rgba(255,255,255,0.08); color: var(--text-dim); }
.pack-status-complete { background: rgba(255,215,0,0.15); color: var(--gold); }

.pack-artists { font-size: 0.85rem; color: var(--text-dim); }

.pack-progress-bar {
  width: 100%; height: 6px;
  background: rgba(255,255,255,0.08);
  border-radius: 3px; overflow: hidden;
}

.pack-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--success), #6fe8c0);
  border-radius: 3px;
  transition: width 0.3s ease;
}

.pack-card.complete .pack-progress-fill {
  background: linear-gradient(90deg, var(--gold), #ffed4a);
}

.pack-stats { font-size: 0.8rem; color: var(--text-dim); }

.pack-play-btn {
  background: var(--accent);
  color: white; border: none; border-radius: 12px;
  padding: 10px 24px;
  font-family: 'Poppins', sans-serif;
  font-size: 1rem; font-weight: 600;
  cursor: pointer; transition: all 0.2s;
  width: 100%;
  margin-top: 4px;
}

.pack-play-btn:hover { background: #d63050; transform: translateY(-1px); }

.pack-play-btn-complete {
  background: linear-gradient(135deg, #b8860b, #daa520);
}
.pack-play-btn-complete:hover {
  background: linear-gradient(135deg, #a07508, #c49418);
}

.pack-price {
  font-size: 1.2rem; font-weight: 700;
  color: var(--gold);
}

.pack-buy-btn {
  background: linear-gradient(135deg, #b8860b, #daa520);
  color: white; border: none; border-radius: 12px;
  padding: 10px 20px;
  font-family: 'Poppins', sans-serif;
  font-size: 0.95rem; font-weight: 600;
  cursor: pointer; transition: all 0.2s;
  width: 100%;
  margin-top: 4px;
}

.pack-buy-btn:hover { transform: translateY(-1px); box-shadow: 0 4px 15px var(--gold-glow); }
.pack-buy-btn.disabled { opacity: 0.4; cursor: not-allowed; transform: none; }
.pack-buy-btn.disabled:hover { box-shadow: none; }

/* ---- GAME SCREEN ---- */
.back-btn {
  background: none; border: none;
  color: var(--text-dim);
  font-family: 'Poppins', sans-serif;
  font-size: 1rem; cursor: pointer;
  padding: 8px 0; transition: color 0.2s;
}

.back-btn:hover { color: var(--text); }

.game-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: var(--card-padding);
  margin-top: 12px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

.stats-bar {
  display: flex; justify-content: center; gap: clamp(12px, 3vw, 30px);
  margin-top: 12px; padding: 12px;
  background: rgba(255,255,255,0.03);
  border-radius: 12px;
}

.stat { text-align: center; }
.stat .stat-value { font-size: 1.5rem; font-weight: 700; }
.stat .stat-label { font-size: 0.75rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 1px; }
.stat.correct-stat .stat-value { color: var(--success); }
.stat.wrong-stat .stat-value { color: var(--accent); }
.stat.streak-stat .stat-value { color: var(--warning); }

.round-info {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 18px; font-size: 0.95rem; color: var(--text-dim);
}

.category-tag {
  background: var(--accent-secondary);
  padding: 4px 14px; border-radius: 20px;
  font-size: 0.85rem; font-weight: 600;
}

/* ---- PLAYER AREA ---- */
.player-area { text-align: center; margin: 18px 0; }

.album-art-wrapper {
  position: relative;
  width: clamp(140px, 30vw, 200px);
  height: clamp(140px, 30vw, 200px);
  margin: 0 auto 18px;
  border-radius: 50%; overflow: hidden;
  box-shadow: 0 0 40px rgba(233, 69, 96, 0.2);
}

.album-art-wrapper.spinning .vinyl-disc { animation: spin 3s linear infinite; }

.vinyl-disc {
  width: 100%; height: 100%; border-radius: 50%;
  background: repeating-radial-gradient(circle at center, #111 0px, #111 2px, #222 2px, #222 4px);
  display: flex; align-items: center; justify-content: center;
}

.vinyl-disc .center-hole {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent-glow);
}

.album-art-wrapper.revealed .vinyl-disc { display: none; }
.album-art-wrapper .album-art { display: none; width: 100%; height: 100%; object-fit: cover; }
.album-art-wrapper.revealed .album-art { display: block; }
.album-art-wrapper.revealed { border-radius: var(--radius); box-shadow: 0 0 40px rgba(78, 204, 163, 0.2); }

@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

.play-btn {
  background: var(--accent); color: white; border: none;
  width: clamp(48px, 8.5vw, 60px);
  height: clamp(48px, 8.5vw, 60px);
  border-radius: 50%;
  font-size: clamp(1.15rem, 2.6vw, 1.5rem); cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 4px 15px var(--accent-glow);
  display: inline-flex; align-items: center; justify-content: center;
}

.play-btn:hover { transform: scale(1.1); }
.play-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.audio-progress {
  width: 100%; height: 6px;
  background: rgba(255,255,255,0.1);
  border-radius: 3px; margin: 14px 0; overflow: hidden;
}

.audio-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #ff6b6b);
  border-radius: 3px; width: 0%; transition: width 0.1s linear;
}

/* ---- GUESS SECTION ---- */
.guess-section { margin-top: 22px; }
.guess-section label { display: block; font-weight: 600; margin-bottom: 8px; font-size: 1rem; }

.input-row { display: flex; gap: 10px; margin-bottom: 12px; }

.guess-input {
  flex: 1;
  background: rgba(255,255,255,0.07);
  border: 2px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: clamp(11px, 1.6vw, 14px) clamp(14px, 2vw, 18px);
  color: var(--text);
  font-family: 'Poppins', sans-serif;
  font-size: 1rem; outline: none;
  transition: border-color 0.2s;
}

.guess-input:focus { border-color: var(--accent); }
.guess-input::placeholder { color: rgba(255,255,255,0.25); }

.submit-btn {
  background: var(--accent); color: white; border: none;
  border-radius: 12px;
  padding: clamp(11px, 1.6vw, 14px) clamp(20px, 3vw, 28px);
  font-family: 'Poppins', sans-serif;
  font-size: 1rem; font-weight: 600;
  cursor: pointer; transition: all 0.2s; white-space: nowrap;
}

.submit-btn:hover { background: #d63050; transform: translateY(-1px); }
.submit-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.hint-text { color: var(--text-dim); font-size: 0.85rem; margin-top: 4px; font-style: italic; }

.partial-hint {
  color: var(--warning); font-weight: 600;
  margin-top: 10px; display: none;
  font-size: 1rem;
}

/* ---- RESULTS ---- */
.result-area {
  display: none; margin-top: 18px; padding: 22px;
  border-radius: var(--radius); text-align: center;
}

.result-area.correct { display: block; background: rgba(78,204,163,0.1); border: 2px solid var(--success); }
.result-area.wrong { display: block; background: rgba(233,69,96,0.1); border: 2px solid var(--accent); }
.result-area h3 { font-size: 1.4rem; margin-bottom: 8px; }
.result-area.correct h3 { color: var(--success); }
.result-area.wrong h3 { color: var(--accent); }
.result-area .song-details { font-size: 1.1rem; margin: 10px 0; }
.result-area .song-title { font-weight: 700; }
.result-area .song-artist { color: var(--text-dim); }

/* Gold popup within results */
.gold-popup {
  display: none;
  margin-top: 12px;
  padding: 12px;
  border-radius: 12px;
  background: rgba(255, 215, 0, 0.1);
  border: 1px solid rgba(255, 215, 0, 0.3);
}

.gold-popup.gold-animate {
  animation: goldPulse 0.6s ease-out;
}

@keyframes goldPulse {
  0% { transform: scale(0.8); opacity: 0; }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); opacity: 1; }
}

.gold-popup-amount {
  font-size: 1.6rem; font-weight: 800;
  color: var(--gold);
}

.gold-popup-details {
  font-size: 0.85rem; color: var(--gold);
  opacity: 0.8; margin-top: 4px;
}

.next-btn {
  background: linear-gradient(135deg, var(--accent-secondary), #1a4a7a);
  color: white; border: none; border-radius: 12px;
  padding: clamp(11px, 1.6vw, 14px) clamp(22px, 3.2vw, 32px);
  font-family: 'Poppins', sans-serif;
  font-size: 1rem; font-weight: 600;
  cursor: pointer; margin-top: 14px;
  transition: all 0.2s;
}

.next-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,0.3); }

.skip-btn {
  background: none;
  border: 2px solid rgba(255,255,255,0.15);
  color: var(--text-dim); border-radius: 12px;
  padding: 10px 24px;
  font-family: 'Poppins', sans-serif;
  font-size: 0.95rem; cursor: pointer;
  margin-top: 12px; transition: all 0.2s;
}

.skip-btn:hover { border-color: rgba(255,255,255,0.3); color: var(--text); }

/* ---- LOADING ---- */
.loading { text-align: center; padding: 35px; font-size: 1rem; }

.spinner {
  width: 50px; height: 50px;
  border: 4px solid rgba(255,255,255,0.1);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 14px;
}

.error-msg {
  background: rgba(233,69,96,0.15);
  border: 1px solid var(--accent);
  border-radius: 12px;
  padding: 18px; margin: 14px 0;
  text-align: center; display: none;
  font-size: 1rem;
}

/* ---- SHOP SCREEN ---- */
.shop-header { text-align: center; margin-bottom: 18px; }
.shop-header h2 { font-size: 1.6rem; }
.shop-header p { color: var(--text-dim); font-size: 1rem; }

.shop-category {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 12px;
}

.shop-cat-header {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 10px; flex-wrap: wrap;
}

.shop-cat-emoji { font-size: 1.4em; }
.shop-cat-name { font-weight: 700; font-size: 1.05rem; }
.shop-complete { font-size: 0.8rem; color: var(--success); margin-left: auto; }

.shop-packs { display: flex; gap: 8px; flex-wrap: wrap; }

.shop-pack {
  display: flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.05);
  border-radius: 10px; padding: 8px 12px;
  font-size: 0.9rem;
}

.shop-pack.owned { opacity: 0.6; }
.shop-pack.cant-afford { opacity: 0.5; }

.shop-owned-badge {
  font-size: 0.8rem; color: var(--success);
  background: rgba(78,204,163,0.15);
  padding: 2px 8px; border-radius: 6px;
}

.shop-buy-btn {
  background: linear-gradient(135deg, #b8860b, #daa520);
  color: white; border: none; border-radius: 8px;
  padding: 4px 12px;
  font-family: 'Poppins', sans-serif;
  font-size: 0.9rem; font-weight: 600;
  cursor: pointer; transition: all 0.2s;
}

.shop-buy-btn:hover { transform: translateY(-1px); }
.shop-buy-btn.disabled { opacity: 0.4; cursor: not-allowed; }

/* ---- STATS SCREEN ---- */
.stats-header { text-align: center; margin-bottom: 22px; }
.stats-header h2 { font-size: 1.6rem; }

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px; margin-bottom: 22px;
}

.stats-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
}

.stats-card .stats-val {
  font-size: 2rem; font-weight: 800;
  background: linear-gradient(135deg, var(--accent), #ff6b6b);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stats-card .stats-label {
  font-size: 0.8rem; color: var(--text-dim);
  text-transform: uppercase; letter-spacing: 0.5px;
  margin-top: 2px;
}

.stats-card.gold-card .stats-val {
  background: linear-gradient(135deg, var(--gold), #ffed4a);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.reset-btn {
  display: block; margin: 22px auto 0;
  background: rgba(233,69,96,0.15);
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: 12px;
  padding: 12px 24px;
  font-family: 'Poppins', sans-serif;
  font-size: 0.95rem; cursor: pointer;
  transition: all 0.2s;
}

.reset-btn:hover { background: rgba(233,69,96,0.25); }

/* ---- DAILY BONUS OVERLAY ---- */
.daily-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 200;
  align-items: center; justify-content: center;
}

.daily-card {
  background: var(--bg-card);
  border-radius: 20px;
  padding: clamp(26px, 6vw, 40px);
  text-align: center;
  max-width: min(340px, calc(100vw - 24px));
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  border: 2px solid rgba(255,215,0,0.3);
}

.daily-card h2 {
  color: var(--gold);
  font-size: 1.6rem; margin-bottom: 12px;
}

.daily-card .daily-amount {
  font-size: 2.8rem; font-weight: 800;
  color: var(--gold);
}

.daily-card p {
  color: var(--text-dim);
  font-size: 1rem; margin: 12px 0 22px;
}

.daily-card button {
  background: linear-gradient(135deg, #b8860b, #daa520);
  color: white; border: none; border-radius: 12px;
  padding: 14px 34px;
  font-family: 'Poppins', sans-serif;
  font-size: 1.1rem; font-weight: 600;
  cursor: pointer;
}

/* ---- TOAST ---- */
.toast {
  position: fixed;
  bottom: 95px; left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--success);
  color: #000; font-weight: 600;
  padding: 12px 28px;
  border-radius: 12px;
  font-size: 1rem;
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 150;
  pointer-events: none;
}

.toast.toast-show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ---- DEDICATION ---- */
.dedication {
  position: fixed;
  bottom: 4px;
  right: 8px;
  color: rgba(255,255,255,0.25);
  font-size: 0.65rem;
  font-style: italic;
  z-index: 101;
  pointer-events: none;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 500px) {
  :root { font-size: 14px; }
  .header h1 { font-size: 2rem; }
  .genre-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .packs-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .pack-card { padding: 16px 14px; }
  .input-row { flex-direction: column; }
  .game-card { padding: 20px; }
  .album-art-wrapper { width: 160px; height: 160px; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .stats-card { padding: 14px; }
  .stats-card .stats-val { font-size: 1.6rem; }
}