/* Beatstar Mobile-First Cyberpunk Theme */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;700;900&family=JetBrains+Mono:wght@500;700;800&display=swap');

html, body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  box-sizing: border-box;
}

*, *:before, *:after {
  box-sizing: inherit;
  margin: 0;
  padding: 0;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
}

svg {
  box-sizing: border-box;
  flex-shrink: 0;
}

.search-icon-svg {
  width: 14px !important;
  height: 14px !important;
  max-width: 14px !important;
  max-height: 14px !important;
  position: absolute !important;
  left: 10px !important;
  top: 12px !important;
  pointer-events: none !important;
  color: #9ca3af !important;
}

.hidden {
  display: none !important;
}

:root {
  --primary-glow: #ff007f;
  --cyan-glow: #00f2fe;
  --green-glow: #00ff88;
  --purple-glow: #b142ff;
  --gold-glow: #ffd700;
  --lane-border: rgba(255, 255, 255, 0.12);
  --glass-bg: rgba(14, 10, 24, 0.88);
  --glass-border: rgba(255, 255, 255, 0.12);
}

body {
  font-family: 'Outfit', sans-serif;
  background-color: #050308;
  color: #ffffff;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  touch-action: pan-y;
}

.code-font {
  font-family: 'JetBrains Mono', monospace;
}

/* 9:16 Mobile Aspect Ratio Container */
.game-viewport {
  position: relative;
  width: 100vw;
  height: 100dvh;
  max-width: 440px;
  max-height: 900px;
  aspect-ratio: 9 / 16;
  background: #090610;
  overflow: hidden;
  box-shadow: 0 0 50px rgba(177, 66, 255, 0.25), 0 0 100px rgba(0, 0, 0, 0.95);
  display: flex;
  flex-direction: column;
}

@media (min-width: 768px) {
  .game-viewport {
    border-radius: 36px;
    border: 3px solid rgba(255, 255, 255, 0.15);
  }
}

/* Background YouTube Video Layer */
.video-background-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

#ytPlayer {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 177.78vh;
  min-height: 100%;
  width: 100vw;
  transform: translate(-50%, -50%) scale(1.5);
  pointer-events: none;
  filter: blur(2px) brightness(0.5);
  transition: filter 0.3s ease;
}

/* Invisible YouTube touch blocker */
.video-touch-blocker {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: transparent;
}

/* Ambient Dark Vignette Overlay */
.video-overlay-filter {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 3;
  background: radial-gradient(circle at 50% 50%, rgba(10, 5, 20, 0.25) 0%, rgba(5, 2, 10, 0.75) 100%);
  box-shadow: inset 0 0 100px rgba(0, 0, 0, 0.85);
  pointer-events: none;
}

/* Solid Pitch Black Calibration Backdrop */
.calibration-backdrop {
  position: absolute;
  inset: 0;
  z-index: 4;
  background: #000000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.calibration-backdrop.active {
  opacity: 1;
}

/* 120 FPS High Performance Game Canvas */
#gameCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 5;
  touch-action: none;
  pointer-events: auto;
}

/* 1.5s Blackout Fade Curtain - Disabled to guarantee 100% canvas visibility */
.game-blackout-curtain {
  display: none !important;
  pointer-events: none !important;
  opacity: 0 !important;
}

.game-blackout-curtain.revealed {
  display: none !important;
  opacity: 0 !important;
}

/* Start Countdown 3-2-1 Semi-Transparent Overlay (z-index 85) */
.start-countdown-overlay {
  position: absolute;
  inset: 0;
  z-index: 85;
  background: rgba(6, 4, 10, 0.45);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  transition: opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1), backdrop-filter 0.25s ease, visibility 0.25s;
}

.start-countdown-overlay.show {
  opacity: 1 !important;
  visibility: visible !important;
}

.start-countdown-overlay.fading {
  opacity: 0 !important;
  backdrop-filter: blur(0px) !important;
  -webkit-backdrop-filter: blur(0px) !important;
  visibility: hidden !important;
}

.start-countdown-number {
  font-size: 80px;
  font-weight: 900;
  color: #ffffff;
  text-shadow: 0 0 50px #00f2fe, 0 0 25px #ff007f;
  animation: countdownPopNumber 0.75s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes countdownPopNumber {
  0% { transform: scale(0.4); opacity: 0; }
  40% { transform: scale(1.2); opacity: 1; }
  85% { transform: scale(1.0); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.2; }
}

/* Stylized Rewind Badge Overlay (⏪ -1.0s) (z-index 62) */
.rewind-badge-overlay {
  position: absolute;
  inset: 0;
  z-index: 62;
  display: none;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.rewind-badge-overlay.show {
  display: flex !important;
}

.rewind-badge {
  padding: 10px 24px;
  background: rgba(14, 6, 26, 0.94);
  border: 2px solid #00f2fe;
  box-shadow: 0 0 35px rgba(0, 242, 254, 0.7), inset 0 0 15px rgba(0, 242, 254, 0.25);
  border-radius: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
  animation: rewindBadgePop 0.55s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes rewindBadgePop {
  0% { transform: scale(0.6) translateY(20px); opacity: 0; }
  35% { transform: scale(1.1) translateY(0); opacity: 1; }
  80% { transform: scale(1.0); opacity: 1; }
  100% { transform: scale(0.95) translateY(-10px); opacity: 0; }
}

/* Revive Countdown Overlay (3.. 2.. 1.. GO!) */
.revive-countdown-overlay {
  position: absolute;
  inset: 0;
  z-index: 60;
  display: none;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.revive-countdown-overlay.show {
  display: flex !important;
}

.countdown-pill {
  padding: 12px 28px;
  background: rgba(8, 4, 16, 0.90);
  border: 2px solid #00f2fe;
  box-shadow: 0 0 35px rgba(0, 242, 254, 0.8), inset 0 0 15px rgba(0, 242, 254, 0.3);
  border-radius: 24px;
  font-size: 18px;
  font-weight: 900;
  color: #ffffff;
  letter-spacing: 1px;
  animation: countdownPop 0.65s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes countdownPop {
  0% { transform: scale(0.65); opacity: 0; }
  35% { transform: scale(1.15); opacity: 1; }
  100% { transform: scale(1.0); opacity: 0; }
}

/* HUD & UI Layers (z-index 20) */
.ui-layer {
  position: absolute;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 12px;
}

.interactive {
  pointer-events: auto !important;
}

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  border-radius: 20px;
}

/* Clefs Currency Badge (𝄞) */
.clef-badge {
  background: linear-gradient(135deg, rgba(255, 215, 0, 0.15), rgba(255, 140, 0, 0.25));
  border: 1px solid rgba(255, 215, 0, 0.45);
  border-radius: 12px;
  padding: 3px 9px;
  display: flex;
  align-items: center;
  gap: 4px;
  box-shadow: 0 0 14px rgba(255, 215, 0, 0.25);
}

/* Highscore Badge on Song Cards */
.highscore-badge {
  background: rgba(255, 215, 0, 0.14);
  border: 1px solid rgba(255, 215, 0, 0.4);
  border-radius: 6px;
  padding: 1px 5px;
  font-size: 9px;
  font-weight: 800;
  color: #ffd700;
  display: inline-flex;
  align-items: center;
  gap: 2px;
}

/* Streak Multiplier Badge */
.multiplier-badge {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 8px;
  font-size: 10px;
  font-weight: 900;
  color: #ffffff;
  background: rgba(255, 0, 127, 0.3);
  border: 1px solid rgba(255, 0, 127, 0.5);
  transition: transform 0.15s, background 0.15s;
}

.multiplier-badge.x2 {
  background: rgba(0, 242, 254, 0.3);
  border-color: #00f2fe;
  color: #00f2fe;
  box-shadow: 0 0 10px rgba(0, 242, 254, 0.4);
}

.multiplier-badge.x3 {
  background: rgba(177, 66, 255, 0.3);
  border-color: #b142ff;
  color: #d896ff;
  box-shadow: 0 0 12px rgba(177, 66, 255, 0.5);
}

.multiplier-badge.x5 {
  background: linear-gradient(135deg, rgba(255, 215, 0, 0.5), rgba(255, 0, 127, 0.5));
  border-color: #ffd700;
  color: #ffffff;
  box-shadow: 0 0 18px rgba(255, 215, 0, 0.7);
  transform: scale(1.1);
}

/* Main Navigation Tabs */
.nav-tabs {
  display: flex;
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  padding: 3px;
  gap: 3px;
}

.nav-tab {
  flex: 1;
  padding: 7px 10px;
  border-radius: 11px;
  font-size: 11px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.6);
  text-align: center;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  pointer-events: auto !important;
}

.nav-tab.active {
  background: linear-gradient(135deg, rgba(255, 0, 127, 0.8), rgba(177, 66, 255, 0.8));
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(255, 0, 127, 0.3);
}

/* Compact Minimalist Shuffle Button (🔀) */
.btn-shuffle-compact {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(255, 0, 127, 0.25), rgba(0, 242, 254, 0.25));
  border: 1px solid rgba(0, 242, 254, 0.4);
  box-shadow: 0 2px 10px rgba(0, 242, 254, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-shuffle-compact:hover, .btn-shuffle-compact:active {
  background: linear-gradient(135deg, rgba(255, 0, 127, 0.5), rgba(0, 242, 254, 0.5));
  border-color: #ff007f;
  box-shadow: 0 4px 18px rgba(255, 0, 127, 0.4);
  transform: rotate(180deg) scale(1.1);
}

/* Search Screen View (Mobile Touch Scroll Enabled, z-index 25) */
.search-screen {
  position: absolute;
  inset: 0;
  z-index: 25;
  background: rgba(9, 6, 16, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  padding: 14px;
  overflow-y: auto !important;
  -webkit-overflow-scrolling: touch !important;
  touch-action: pan-y !important;
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: auto !important;
}

.search-screen.hidden {
  display: none !important;
  opacity: 0;
  transform: translateY(-20px);
  pointer-events: none !important;
}

#resultsList, #playlistsContainer, #playlistTracksList {
  touch-action: pan-y !important;
  -webkit-overflow-scrolling: touch !important;
}

/* Search Result Cards */
.result-card {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  touch-action: pan-y !important;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.result-card:hover, .result-card:active {
  background: rgba(255, 0, 127, 0.12);
  border-color: rgba(255, 0, 127, 0.35);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(255, 0, 127, 0.2);
}

/* Action icon buttons on cards */
.card-action-btn {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.6);
  transition: all 0.18s ease;
  cursor: pointer;
  flex-shrink: 0;
  pointer-events: auto !important;
}

.card-action-btn:hover, .card-action-btn:active {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
  transform: scale(1.1);
}

.card-action-btn.favorited {
  background: rgba(255, 0, 127, 0.25);
  color: #ff007f;
}

/* Playlist Cards */
.playlist-pill {
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  font-size: 11px;
  font-weight: 700;
  color: #e2e8f0;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
  pointer-events: auto !important;
}

.playlist-pill.active {
  background: rgba(0, 242, 254, 0.2);
  border-color: rgba(0, 242, 254, 0.5);
  color: #00f2fe;
}

/* Fixed Top HUD (Beatstar Style, z-index 20) */
.fixed-top-hud {
  position: absolute;
  top: 10px;
  left: 10px;
  right: 10px;
  z-index: 20;
  background: rgba(14, 10, 24, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.6);
  pointer-events: auto !important;
}

/* Star Rating Meter & Medals */
.star-meter {
  display: flex;
  gap: 3px;
  align-items: center;
}

.star-icon {
  width: 14px;
  height: 14px;
  color: rgba(255, 255, 255, 0.2);
  fill: rgba(255, 255, 255, 0.2);
  transition: all 0.25s;
}

/* 1-5 Yellow / Gold Stars */
.star-icon.active {
  color: #ffd700;
  fill: #ffd700;
  filter: drop-shadow(0 0 6px rgba(255, 215, 0, 0.8));
  transform: scale(1.15);
}

/* Plata (Silver Medal >= 94%) */
.star-meter.silver .star-icon.active, .star-icon.silver {
  color: #e2e8f0 !important;
  fill: #e2e8f0 !important;
  filter: drop-shadow(0 0 6px rgba(226, 232, 240, 0.9)) drop-shadow(0 0 12px rgba(255, 255, 255, 0.8)) !important;
  transform: scale(1.2);
  animation: starPulseSilver 1.6s ease-in-out infinite alternate;
}

/* Oro (Gold Medal >= 96%) */
.star-meter.gold .star-icon.active, .star-icon.gold {
  color: #fbbf24 !important;
  fill: #fbbf24 !important;
  filter: drop-shadow(0 0 8px rgba(251, 191, 36, 1)) drop-shadow(0 0 16px rgba(245, 158, 11, 0.85)) !important;
  transform: scale(1.25);
  animation: starPulseGold 1.3s ease-in-out infinite alternate;
}

/* Platino (Platinum Medal >= 98%) */
.star-meter.platinum .star-icon.active, .star-icon.platinum {
  color: #38bdf8 !important;
  fill: #38bdf8 !important;
  filter: drop-shadow(0 0 10px rgba(56, 189, 248, 1)) drop-shadow(0 0 18px rgba(168, 85, 247, 0.9)) drop-shadow(0 0 25px rgba(255, 255, 255, 0.9)) !important;
  transform: scale(1.3);
  animation: starPulsePlatinum 0.9s ease-in-out infinite alternate;
}

/* HIGH-CONTRAST RESULTS SCREEN STARS */
#resStars {
  position: relative;
  z-index: 30;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  margin-bottom: 8px;
  padding-bottom: 2px;
}

#resStars .star-icon {
  font-size: 32px !important;
  line-height: 1 !important;
  color: #1a1528 !important;
  text-shadow: 0 0 3px rgba(0, 0, 0, 0.9);
  opacity: 0.35 !important;
  display: inline-block;
  user-select: none;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  transform: scale(0.9);
}

#resStars .star-icon.active {
  color: #ffb700 !important;
  opacity: 1 !important;
  transform: scale(1.3) !important;
  filter: drop-shadow(0 0 10px rgba(255, 183, 0, 1)) drop-shadow(0 0 18px rgba(255, 215, 0, 0.85)) !important;
}

#resStars .star-icon.active.silver,
#resStars.silver .star-icon.active {
  color: #e2e8f0 !important;
  opacity: 1 !important;
  transform: scale(1.32) !important;
  filter: drop-shadow(0 0 10px rgba(226, 232, 240, 1)) drop-shadow(0 0 18px rgba(255, 255, 255, 0.95)) !important;
}

#resStars .star-icon.active.gold,
#resStars.gold .star-icon.active {
  color: #fbbf24 !important;
  opacity: 1 !important;
  transform: scale(1.35) !important;
  filter: drop-shadow(0 0 12px rgba(251, 191, 36, 1)) drop-shadow(0 0 22px rgba(245, 158, 11, 0.95)) !important;
}

#resStars .star-icon.active.platinum,
#resStars.platinum .star-icon.active {
  color: #38bdf8 !important;
  opacity: 1 !important;
  transform: scale(1.38) !important;
  filter: drop-shadow(0 0 14px rgba(56, 189, 248, 1)) drop-shadow(0 0 24px rgba(168, 85, 247, 0.95)) drop-shadow(0 0 30px rgba(255, 255, 255, 0.9)) !important;
}

@keyframes starPulseSilver {
  from { filter: drop-shadow(0 0 5px rgba(226, 232, 240, 0.8)); }
  to { filter: drop-shadow(0 0 14px rgba(255, 255, 255, 1)); }
}

@keyframes starPulseGold {
  from { filter: drop-shadow(0 0 7px rgba(251, 191, 36, 0.8)); }
  to { filter: drop-shadow(0 0 18px rgba(245, 158, 11, 1)); }
}

@keyframes starPulsePlatinum {
  0% { filter: drop-shadow(0 0 8px rgba(56, 189, 248, 0.9)) drop-shadow(0 0 15px rgba(255, 255, 255, 0.7)); }
  50% { filter: drop-shadow(0 0 15px rgba(168, 85, 247, 0.95)) drop-shadow(0 0 22px rgba(56, 189, 248, 1)); }
  100% { filter: drop-shadow(0 0 10px rgba(56, 189, 248, 1)) drop-shadow(0 0 20px rgba(255, 255, 255, 1)); }
}

/* Multiplier Badges */
.multiplier-badge {
  padding: 1.5px 6px;
  border-radius: 6px;
  font-size: 9.5px;
  font-weight: 900;
  font-family: 'Space Grotesk', monospace;
  background: rgba(255, 255, 255, 0.1);
  color: #cbd5e1;
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.multiplier-badge.x2 {
  background: rgba(0, 242, 254, 0.2);
  color: #00f2fe;
  border-color: rgba(0, 242, 254, 0.5);
  box-shadow: 0 0 8px rgba(0, 242, 254, 0.4);
}

.multiplier-badge.x3 {
  background: rgba(255, 0, 127, 0.25);
  color: #ff007f;
  border-color: rgba(255, 0, 127, 0.5);
  box-shadow: 0 0 10px rgba(255, 0, 127, 0.5);
}

.multiplier-badge.x4 {
  background: rgba(251, 191, 36, 0.25);
  color: #fbbf24;
  border-color: rgba(251, 191, 36, 0.6);
  box-shadow: 0 0 12px rgba(251, 191, 36, 0.6);
}

.multiplier-badge.x5 {
  background: linear-gradient(135deg, #ff007f, #b142ff);
  color: #ffffff;
  border-color: #ff007f;
  box-shadow: 0 0 16px rgba(255, 0, 127, 0.8);
  animation: badgeGlow 0.8s infinite alternate;
}

@keyframes badgeGlow {
  from { transform: scale(1.0); box-shadow: 0 0 8px rgba(255, 0, 127, 0.6); }
  to { transform: scale(1.12); box-shadow: 0 0 18px rgba(177, 66, 255, 1); }
}

/* Medal Badges for Top Header & Profile */
.medal-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 2px 5px;
  border-radius: 8px;
  font-size: 10px;
  font-weight: 900;
  font-family: 'Space Grotesk', monospace;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  line-height: 1;
}

.medal-badge-silver {
  border-color: rgba(226, 232, 240, 0.4);
  color: #e2e8f0;
  box-shadow: 0 0 6px rgba(226, 232, 240, 0.15);
}

.medal-badge-gold {
  border-color: rgba(251, 191, 36, 0.5);
  color: #fbbf24;
  box-shadow: 0 0 8px rgba(251, 191, 36, 0.2);
}

.medal-badge-platinum {
  border-color: rgba(56, 189, 248, 0.6);
  color: #38bdf8;
  box-shadow: 0 0 10px rgba(56, 189, 248, 0.3);
}

/* Calibration Overlay Screen (z-index 30) */
.calibration-screen {
  position: absolute;
  inset: 0;
  z-index: 30;
  background: transparent;
  display: none;
  flex-direction: column;
  justify-content: space-between;
  padding: 12px 10px 8px 10px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.calibration-screen.open {
  display: flex !important;
  opacity: 1 !important;
  pointer-events: auto !important;
}

/* Minimalist Bottom Offset Card */
.bottom-offset-card {
  background: rgba(12, 8, 20, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 14px;
  padding: 6px 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.7);
  pointer-events: auto !important;
}

/* Visual Metronome Pulse Indicator */
.metronome-pulse {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2.5px solid #00f2fe;
  background: rgba(0, 242, 254, 0.15);
  box-shadow: 0 0 25px rgba(0, 242, 254, 0.6);
  margin: 0 auto;
  transition: transform 0.12s ease-out, background 0.12s ease-out;
}

.metronome-pulse.beat {
  transform: scale(1.35);
  background: rgba(0, 242, 254, 0.6);
  border-color: #ffffff;
  box-shadow: 0 0 45px rgba(0, 242, 254, 1);
}

/* Generic Modal Overlay (z-index 65) */
.modal-overlay {
  position: absolute;
  inset: 0;
  z-index: 65;
  background: rgba(5, 3, 10, 0.90);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease;
}

.modal-overlay.open {
  display: flex !important;
  opacity: 1 !important;
  pointer-events: auto !important;
}

/* Settings Modal (z-index 68) */
.settings-modal {
  position: absolute;
  inset: 0;
  z-index: 68;
  background: rgba(6, 3, 12, 0.95);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 12px 8px;
  overflow-y: auto;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease;
}

.settings-modal.open {
  display: flex !important;
  opacity: 1 !important;
  pointer-events: auto !important;
}

/* Floating Real Pause Modal (High Priority z-index 70) */
.pause-modal {
  position: absolute;
  inset: 0;
  z-index: 100 !important;
  background: rgba(5, 3, 10, 0.96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  transform: scale(0.96);
}

.pause-modal.open {
  display: flex !important;
  opacity: 1 !important;
  transform: scale(1.0);
  pointer-events: auto !important;
}

/* Arcade Revive Penalty Modal (z-index 80) */
.revive-modal {
  position: absolute;
  inset: 0;
  z-index: 80;
  background: rgba(8, 2, 12, 0.96);
  backdrop-filter: blur(24px);
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.revive-modal.open {
  display: flex !important;
  opacity: 1 !important;
  pointer-events: auto !important;
}

/* Results Screen Modal (z-index 75) */
.results-modal {
  position: absolute;
  inset: 0;
  z-index: 75;
  background: rgba(6, 3, 12, 0.96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  display: none;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  padding: 16px 12px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.results-modal.open {
  display: flex !important;
  opacity: 1 !important;
  pointer-events: auto !important;
}

/* Global Fullscreen Professional Loading Overlay (z-index: 9999) */
.global-loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(5, 2, 10, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.global-loading-overlay.active {
  display: flex !important;
  opacity: 1 !important;
  pointer-events: auto !important;
}

/* Spinning Vinyl Record */
.vinyl-disc {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, #ff007f 16%, #1a1024 17%, #110c1c 28%, #251636 38%, #110c1c 48%, #2e1a45 58%, #110c1c 68%, #201330 78%, #08040d 100%);
  box-shadow: 0 0 35px rgba(255, 0, 127, 0.45), inset 0 0 15px rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: spinVinyl 3.5s linear infinite;
  position: relative;
}

.vinyl-center-hole {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #05020a;
  border: 2px solid #ffffff;
}

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

/* Equalizer Waveform Bars */
.eq-container {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 24px;
}

.eq-bar {
  width: 4px;
  background: linear-gradient(to top, #ff007f, #00f2fe);
  border-radius: 4px;
  animation: eqPulse 0.9s ease-in-out infinite alternate;
}

.eq-bar:nth-child(1) { height: 40%; animation-delay: 0.1s; }
.eq-bar:nth-child(2) { height: 80%; animation-delay: 0.25s; }
.eq-bar:nth-child(3) { height: 60%; animation-delay: 0.15s; }
.eq-bar:nth-child(4) { height: 100%; animation-delay: 0.35s; }
.eq-bar:nth-child(5) { height: 50%; animation-delay: 0.2s; }

@keyframes eqPulse {
  0% { transform: scaleY(0.3); }
  100% { transform: scaleY(1.0); }
}

/* Shimmer Progress Track */
.loading-progress-track {
  width: 100%;
  max-width: 280px;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  overflow: hidden;
  position: relative;
}

.loading-progress-bar {
  height: 100%;
  width: 40%;
  background: linear-gradient(90deg, #ff007f, #b142ff, #00f2fe);
  border-radius: 6px;
  animation: progressShimmer 1.8s ease-in-out infinite;
}

@keyframes progressShimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(280px); }
}

/* Error Toast Notification (z-index 100) */
.error-toast {
  position: absolute;
  top: 16px;
  left: 12px;
  right: 12px;
  z-index: 100;
  background: rgba(239, 68, 68, 0.96);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 16px;
  padding: 10px 14px;
  color: white;
  box-shadow: 0 10px 30px rgba(239, 68, 68, 0.4);
  display: flex;
  align-items: center;
  gap: 10px;
  transform: translateY(-150%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: auto;
}

.error-toast.show {
  transform: translateY(0);
}

/* Success / Info Toast Notification */
.success-toast {
  background: rgba(16, 185, 129, 0.96) !important;
  box-shadow: 0 10px 30px rgba(16, 185, 129, 0.4) !important;
}

/* Custom scrollbars */
::-webkit-scrollbar {
  width: 5px;
}
::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.2);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 4px;
}

/* Sub-Navigation Tabs inside Library */
.subnav-tabs {
  display: flex;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 2.5px;
  gap: 2px;
}

.subnav-tab {
  flex: 1;
  padding: 5px 8px;
  border-radius: 9px;
  font-size: 10px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.55);
  text-align: center;
  transition: all 0.18s ease;
  cursor: pointer;
  pointer-events: auto !important;
}

.subnav-tab.active {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

.heart-btn {
  color: rgba(255, 255, 255, 0.4);
  transition: transform 0.15s ease, color 0.15s ease;
}

.heart-btn:hover {
  transform: scale(1.15);
  color: #ff007f;
}

.heart-btn.active {
  color: #ff007f !important;
  text-shadow: 0 0 10px rgba(255, 0, 127, 0.7);
  animation: heartPop 0.3s ease-out;
}

@keyframes heartPop {
  0% { transform: scale(0.8); }
  50% { transform: scale(1.3); }
  100% { transform: scale(1.0); }
}

.plus-btn {
  color: rgba(255, 255, 255, 0.4);
  transition: transform 0.15s ease, color 0.15s ease;
}

.plus-btn:hover {
  transform: scale(1.15);
  color: #00f2fe;
}

/* FX Key Shop Styles (Pure Black Theme & Live Demos) */
.fx-shop-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.fx-shop-card.active-theme {
  border-color: #ff007f;
  background: rgba(255, 0, 127, 0.06);
  box-shadow: 0 0 25px rgba(255, 0, 127, 0.25);
}

.fx-demo-container {
  width: 100%;
  height: 110px;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  background: #06040a;
  border: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
}

.fx-demo-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.price-pill {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-family: 'Space Grotesk', monospace;
  font-size: 10px;
  font-weight: 900;
  padding: 2px 6px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
}