/* ==========================================================================
   yu-pii Official Website Design System & CSS
   Theme: Dreamy Cosmic Pastel & Cozy Starry Room
   ========================================================================== */

/* --- CSS Variables & Tokens --- */
:root {
  --font-family-sans: 'Outfit', 'Zen Kaku Gothic New', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Color Palette - HSL Tailored */
  --bg-deep: hsl(240, 30%, 6%);
  --bg-dark: hsl(245, 25%, 10%);
  --bg-card: hsla(245, 20%, 15%, 0.45);
  --bg-glass-nav: hsla(240, 30%, 5%, 0.75);
  
  --primary: hsl(265, 85%, 70%);         /* Dreamy Lavender */
  --primary-glow: hsla(265, 85%, 70%, 0.4);
  --secondary: hsl(330, 95%, 72%);       /* Cotton Candy Pink */
  --secondary-glow: hsla(330, 95%, 72%, 0.4);
  --accent: hsl(190, 95%, 68%);          /* Starry Sky Blue */
  --accent-glow: hsla(190, 95%, 68%, 0.3);
  
  --text-main: hsl(220, 20%, 96%);
  --text-muted: hsl(240, 12%, 75%);
  --text-dim: hsl(240, 8%, 55%);
  
  --border-glass: hsla(245, 20%, 40%, 0.25);
  --border-glass-hover: hsla(245, 40%, 60%, 0.45);
  
  --shadow-sm: 0 4px 10px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px var(--primary-glow);
  
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-bounce: all 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* --- Base & Reset Rules --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-family-sans);
  background-color: var(--bg-deep);
  color: var(--text-main);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

/* --- Dynamic Background Elements --- */
#space-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -3;
  pointer-events: none;
}

.glow-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  z-index: -2;
  opacity: 0.45;
  pointer-events: none;
  mix-blend-mode: screen;
  animation: orb-drift 20s infinite alternate ease-in-out;
}

#orb-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
  top: -10%;
  right: -5%;
}

#orb-2 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--secondary) 0%, transparent 70%);
  bottom: -15%;
  left: -10%;
  animation-duration: 25s;
}

/* --- Layout Utility --- */
.main-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 100px 24px 60px;
  position: relative;
  min-height: calc(100vh - 120px);
}

.tab-content {
  display: none;
  animation: fade-in 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.tab-content.active {
  display: block;
}

/* --- Header / Navigation Bar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  background-color: var(--bg-glass-nav);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
  z-index: 100;
  transition: var(--transition-smooth);
}

.nav-container {
  max-width: 1200px;
  height: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  text-decoration: none;
  display: flex;
  align-items: center;
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: 1.8rem;
  letter-spacing: -0.5px;
}

.logo-text {
  background: linear-gradient(135deg, var(--text-main) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--text-main);
}

.logo-dot {
  color: var(--accent);
  animation: pulse-glow 2s infinite alternate;
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-link {
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 1px;
  position: relative;
  padding: 8px 0;
  transition: var(--transition-smooth);
}

.nav-link:hover {
  color: var(--text-main);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
  transition: var(--transition-smooth);
  transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link.active {
  color: var(--secondary);
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  cursor: pointer;
}

.mobile-menu-btn span {
  width: 100%;
  height: 2px;
  background-color: var(--text-main);
  transition: var(--transition-smooth);
}

/* Mobile Menu Overlay */
.mobile-nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: hsla(240, 30%, 4%, 0.95);
  backdrop-filter: blur(25px);
  z-index: 99;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
}

.mobile-nav-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
}

.mobile-link {
  text-decoration: none;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 2px;
  transition: var(--transition-smooth);
}

.mobile-link:hover,
.mobile-link.active {
  color: var(--secondary);
  transform: scale(1.1);
}

/* --- Section Headers --- */
.section-header {
  text-align: center;
  margin-bottom: 50px;
  position: relative;
}

.section-title {
  font-family: 'Outfit', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: 2px;
  background: linear-gradient(135deg, var(--text-main) 30%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  margin-bottom: 8px;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1rem;
  letter-spacing: 3px;
  text-transform: uppercase;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 28px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-bounce);
  border: none;
  outline: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #fff;
  box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px var(--primary-glow);
}

.btn-secondary {
  background: hsla(220, 20%, 96%, 0.1);
  color: var(--text-main);
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: hsla(220, 20%, 96%, 0.2);
  transform: translateY(-3px);
  border-color: var(--border-glass-hover);
}

.btn-outline {
  background: transparent;
  color: var(--text-main);
  border: 1px solid var(--border-glass);
}

.btn-outline:hover {
  background: var(--bg-card);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 20px;
  font-size: 0.85rem;
}

.btn-block {
  width: 100%;
  display: flex;
}

/* Icons */
.icon {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* --- HOME SECTION STYLE --- */
.hero-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: 40px 0 80px;
}

.hero-text-area {
  flex: 1.2;
}

.hero-subtitle {
  color: var(--accent);
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  letter-spacing: 4px;
  text-transform: uppercase;
  display: block;
  margin-bottom: 12px;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}

.hero-description {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 36px;
  max-width: 550px;
}

.hero-buttons {
  display: flex;
  gap: 20px;
}

.hero-image-area {
  flex: 0.8;
  display: flex;
  justify-content: center;
}

/* Floating Mascot Card */
.floating-mascot-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: 24px;
  padding: 24px;
  width: 320px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-md);
  animation: float 6s ease-in-out infinite;
  transition: var(--transition-smooth);
}

.floating-mascot-card:hover {
  transform: scale(1.03) rotate(2deg);
  border-color: var(--border-glass-hover);
}

.hero-mascot-img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 16px;
  margin-bottom: 16px;
}

.mascot-tag h3 {
  font-size: 1.2rem;
  margin-bottom: 4px;
}

.mascot-tag p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.badge {
  display: inline-block;
  background: var(--secondary-glow);
  color: var(--secondary);
  border: 1px solid var(--secondary);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 8px;
}

/* Feature Banner: New Single */
.feature-banner {
  margin-top: 40px;
  width: 100%;
}

.banner-glass {
  background: linear-gradient(135deg, hsla(265, 80%, 25%, 0.25) 0%, hsla(330, 80%, 25%, 0.15) 100%);
  border: 1px solid var(--border-glass);
  border-radius: 28px;
  padding: 40px;
  position: relative;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.banner-glass::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 100% 0%, var(--secondary-glow) 0%, transparent 60%);
  z-index: -1;
}

.banner-badge {
  position: absolute;
  top: 24px;
  right: 24px;
  background: var(--accent);
  color: var(--bg-deep);
  font-weight: 800;
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.8rem;
  letter-spacing: 1px;
}

.banner-content {
  display: flex;
  align-items: center;
  gap: 40px;
}

.banner-left {
  flex: 0.8;
  display: flex;
  justify-content: center;
}

.banner-album-art {
  width: 200px;
  height: 200px;
  object-fit: cover;
  border-radius: 20px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.6);
  transition: var(--transition-bounce);
}

.banner-album-art:hover {
  transform: scale(1.05) rotate(-3deg);
}

.banner-right {
  flex: 2;
}

.banner-song-title {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text-main);
}

.banner-song-desc {
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 24px;
  max-width: 650px;
}

.banner-buttons {
  display: flex;
  gap: 16px;
}

/* --- PROFILE SECTION STYLE --- */
.profile-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 40px;
  align-items: start;
}

.profile-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: 28px;
  padding: 40px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-md);
}

.profile-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

/* Mascot Interactive Trigger */
.mascot-interactive-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
}

.mascot-container {
  position: relative;
  width: 220px;
  height: 220px;
  cursor: pointer;
  margin-bottom: 30px;
}

.interactive-mascot-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  border: 4px solid var(--border-glass);
  box-shadow: 0 8px 25px rgba(0,0,0,0.5);
  transition: var(--transition-bounce);
}

.mascot-container:hover .interactive-mascot-img {
  transform: scale(1.08);
  border-color: var(--secondary);
  box-shadow: 0 12px 30px var(--secondary-glow);
}

.speech-bubble {
  position: absolute;
  top: -40px;
  left: 50%;
  transform: translateX(-50%) scale(0.9);
  background: var(--secondary);
  color: var(--bg-deep);
  font-weight: 800;
  font-size: 0.9rem;
  padding: 8px 16px;
  border-radius: 20px;
  white-space: nowrap;
  box-shadow: 0 4px 15px rgba(0,0,0,0.3);
  opacity: 0.9;
  transition: var(--transition-bounce);
  pointer-events: none;
}

.speech-bubble::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  border-width: 6px 6px 0;
  border-style: solid;
  border-color: var(--secondary) transparent;
  display: block;
  width: 0;
}

.mascot-title {
  display: inline-block;
  background: var(--accent-glow);
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.mascot-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

/* Profile Details Card */
.bio-header {
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 16px;
}

.artist-name-jp {
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: 1px;
}

.artist-name-en {
  color: var(--secondary);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.bio-content p {
  color: var(--text-muted);
  margin-bottom: 18px;
  font-size: 1rem;
}

.history-milestones {
  margin-top: 32px;
}

.history-milestones h4 {
  font-size: 1.15rem;
  margin-bottom: 16px;
  color: var(--accent);
  letter-spacing: 1px;
}

.history-milestones ul {
  list-style: none;
}

.history-milestones li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 12px;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.history-milestones li::before {
  content: '✦';
  position: absolute;
  left: 0;
  color: var(--secondary);
}

/* --- MUSIC SECTION STYLE --- */
.music-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 60px;
}

.music-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: 24px;
  overflow: hidden;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: var(--transition-bounce);
  display: flex;
  flex-direction: column;
}

.music-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-glass-hover);
  box-shadow: var(--shadow-md);
}

.music-cover-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  overflow: hidden;
}

.music-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.music-card:hover .music-cover {
  transform: scale(1.05);
}

.music-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  opacity: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: var(--transition-smooth);
}

.music-card:hover .music-overlay {
  opacity: 1;
}

.play-btn-circle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--secondary);
  border: none;
  outline: none;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  color: var(--bg-deep);
  box-shadow: 0 4px 15px var(--secondary-glow);
  transform: scale(0.8);
  transition: var(--transition-bounce);
}

.play-btn-circle:hover {
  transform: scale(1.1);
  background: #fff;
  color: var(--secondary);
}

.play-icon {
  width: 28px;
  height: 28px;
  fill: currentColor;
  transform: translateX(2px);
}

.music-info {
  padding: 24px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.music-release-date {
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.music-title {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.music-desc {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 20px;
  line-height: 1.5;
  flex-grow: 1;
}

.music-links {
  display: flex;
  gap: 16px;
  border-top: 1px solid var(--border-glass);
  padding-top: 16px;
}

.link-item {
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  transition: var(--transition-smooth);
}

.link-item:hover {
  color: var(--secondary);
}

/* --- Music Player Bar --- */
.player-container {
  width: 100%;
}

.player-glass {
  background: hsla(245, 25%, 12%, 0.85);
  border: 1px solid var(--border-glass);
  border-radius: 24px;
  padding: 16px 30px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.player-left {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 25%;
}

.player-current-cover {
  width: 54px;
  height: 54px;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.4);
}

.player-current-info {
  overflow: hidden;
}

.player-current-title {
  font-size: 0.95rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.player-current-artist {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.player-center {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.player-controls {
  display: flex;
  align-items: center;
  gap: 20px;
}

.player-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.player-btn:hover {
  color: var(--text-main);
  transform: scale(1.08);
}

.player-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.player-btn-play {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--text-main);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-deep);
  transition: var(--transition-bounce);
}

.player-btn-play:hover {
  background: var(--secondary);
  color: #fff;
  transform: scale(1.08);
  box-shadow: 0 4px 12px var(--secondary-glow);
}

.player-btn-play svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.player-btn-play .play-svg {
  transform: translateX(1px);
}

.hide {
  display: none !important;
}

.player-progress-area {
  width: 100%;
  max-width: 500px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.player-time {
  font-size: 0.75rem;
  color: var(--text-dim);
  width: 35px;
}

.player-progress-bar {
  flex-grow: 1;
  height: 6px;
  background: hsla(245, 10%, 40%, 0.3);
  border-radius: 5px;
  position: relative;
  cursor: pointer;
}

.player-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
  border-radius: 5px;
  width: 0%;
  transition: width 0.1s linear;
}

.player-progress-handle {
  position: absolute;
  top: 50%;
  left: 0%;
  transform: translate(-50%, -50%) scale(0);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 8px var(--secondary-glow);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.player-progress-bar:hover .player-progress-handle {
  transform: translate(-50%, -50%) scale(1);
}

.player-right {
  width: 25%;
  display: flex;
  justify-content: flex-end;
}

/* Waveform Visualizer Animation */
.visualizer-bars {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 28px;
}

.visualizer-bars span {
  display: block;
  width: 3px;
  background-color: var(--accent);
  height: 4px;
  border-radius: 3px;
  transition: height 0.15s ease;
}

.visualizer-bars.animating span {
  animation: visualize 1.2s infinite ease-in-out alternate;
}

.visualizer-bars.animating span:nth-child(1) { animation-delay: 0.1s; }
.visualizer-bars.animating span:nth-child(2) { animation-delay: 0.3s; }
.visualizer-bars.animating span:nth-child(3) { animation-delay: 0.6s; }
.visualizer-bars.animating span:nth-child(4) { animation-delay: 0.2s; }
.visualizer-bars.animating span:nth-child(5) { animation-delay: 0.4s; }
.visualizer-bars.animating span:nth-child(6) { animation-delay: 0.7s; }
.visualizer-bars.animating span:nth-child(7) { animation-delay: 0.5s; }
.visualizer-bars.animating span:nth-child(8) { animation-delay: 0.3s; }


/* --- SHOP SECTION STYLE --- */
.shop-intro {
  text-align: center;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 40px;
  font-size: 1rem;
}

.shop-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.shop-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: 24px;
  overflow: hidden;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: var(--transition-bounce);
  display: flex;
  flex-direction: column;
}

.shop-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-glass-hover);
  box-shadow: var(--shadow-md);
}

.shop-img-container {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  overflow: hidden;
}

.shop-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.shop-card:hover .shop-img {
  transform: scale(1.05);
}

.shop-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  background: hsla(240, 30%, 5%, 0.8);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  backdrop-filter: blur(4px);
}

.shop-info {
  padding: 24px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.shop-item-title {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 8px;
  line-height: 1.4;
}

.shop-item-desc {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 20px;
  line-height: 1.5;
  flex-grow: 1;
}

.shop-price-buy {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-glass);
  padding-top: 16px;
}

.shop-price {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--secondary);
}

.tax-info {
  font-size: 0.7rem;
  color: var(--text-dim);
  font-weight: normal;
}

/* --- LIVE & SOCIAL SECTION STYLE --- */
.social-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.social-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: 28px;
  padding: 30px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-md);
  position: relative;
  transition: var(--transition-bounce);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.social-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-glass-hover);
}

/* Glow border specific for SHOWROOM active card */
.showroom-card-main {
  border: 1.5px solid hsla(265, 80%, 50%, 0.35);
  box-shadow: 0 8px 32px rgba(100, 50, 255, 0.15);
}

.card-glow-border {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
}

.social-tag {
  color: var(--accent);
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  display: block;
}

/* Showroom styling */
.showroom-header,
.youtube-header,
.twitter-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.showroom-icon-wrapper {
  position: relative;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: hsla(190, 95%, 68%, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.showroom-svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.live-dot {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: hsl(0, 85%, 60%);
  border: 2px solid var(--bg-deep);
}

.text-pulse {
  animation: pulse-glow-red 1.2s infinite alternate;
}

.showroom-body,
.youtube-body,
.twitter-body {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.showroom-status-text,
.youtube-body p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 20px;
  line-height: 1.6;
}

.room-stats {
  display: flex;
  gap: 20px;
  margin-bottom: 24px;
}

.stat-item {
  background: hsla(245, 10%, 40%, 0.15);
  padding: 10px 16px;
  border-radius: 12px;
  flex: 1;
  text-align: center;
}

.stat-num {
  display: block;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-main);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* Youtube styling */
.youtube-header svg {
  width: 48px;
  height: 48px;
  color: hsl(0, 85%, 55%);
}

.youtube-vids-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.vid-thumb-mock {
  background: hsla(245, 10%, 40%, 0.15);
  border-radius: 12px;
  padding: 12px 16px;
  position: relative;
  cursor: pointer;
  transition: var(--transition-smooth);
  display: flex;
  align-items: center;
  gap: 12px;
}

.vid-thumb-mock:hover {
  background: hsla(245, 20%, 50%, 0.25);
  transform: translateX(4px);
}

.vid-thumb-mock::before {
  content: '▶';
  font-size: 0.8rem;
  color: var(--secondary);
}

.vid-title-mock {
  font-size: 0.85rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
}

.vid-time {
  font-size: 0.7rem;
  color: var(--text-dim);
  white-space: nowrap;
  flex-shrink: 0;
  margin-left: auto;
}

/* Twitter styling */
.twitter-header svg {
  width: 38px;
  height: 38px;
  color: var(--text-main);
  background: hsla(245, 10%, 40%, 0.15);
  padding: 6px;
  border-radius: 10px;
}

.tweet-card-mock {
  background: hsla(245, 10%, 40%, 0.15);
  border-radius: 16px;
  padding: 16px;
  margin-bottom: 24px;
}

.tweet-user {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.tweet-avatar {
  width: 32px;
  height: 32px;
  object-fit: cover;
  border-radius: 50%;
}

.tweet-names {
  display: flex;
  flex-direction: column;
}

.tweet-display {
  font-size: 0.85rem;
  font-weight: 700;
}

.tweet-handle {
  font-size: 0.7rem;
  color: var(--text-dim);
}

.tweet-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 8px;
}

.tweet-time {
  font-size: 0.7rem;
  color: var(--text-dim);
}

/* --- FOOTER STYLE --- */
.footer {
  background-color: hsl(240, 30%, 4%);
  border-top: 1px solid var(--border-glass);
  padding: 60px 24px 30px;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
  text-align: center;
}

.footer-brand .footer-logo {
  text-decoration: none;
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: 1.6rem;
  color: var(--text-main);
  letter-spacing: -0.5px;
}

.footer-brand p {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-top: 4px;
}

.footer-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.85rem;
  transition: var(--transition-smooth);
}

.footer-links a:hover {
  color: var(--secondary);
}

.copyright {
  color: var(--text-dim);
  font-size: 0.75rem;
  border-top: 1px solid var(--border-glass);
  width: 100%;
  padding-top: 24px;
}

/* --- KEYFRAME ANIMATIONS --- */
@keyframes fade-in {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes orb-drift {
  0% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(8%, 10%) scale(1.08);
  }
  100% {
    transform: translate(-5%, -5%) scale(0.95);
  }
}

@keyframes float {
  0% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-12px) rotate(1deg);
  }
  100% {
    transform: translateY(0px) rotate(0deg);
  }
}

@keyframes pulse-glow {
  0% {
    opacity: 0.6;
    text-shadow: 0 0 5px var(--accent-glow);
  }
  100% {
    opacity: 1;
    text-shadow: 0 0 15px var(--accent);
  }
}

@keyframes pulse-glow-red {
  0% {
    opacity: 0.4;
    box-shadow: 0 0 0 0px rgba(255, 50, 50, 0.4);
  }
  100% {
    opacity: 1;
    box-shadow: 0 0 0 8px rgba(255, 50, 50, 0);
  }
}

@keyframes visualize {
  0% {
    height: 4px;
  }
  100% {
    height: 26px;
  }
}

/* --- RESPONSIVE DESIGN (MEDIA QUERIES) --- */

/* Tablet Viewport (Max 992px) */
@media (max-width: 992px) {
  .hero-container {
    flex-direction: column-reverse;
    text-align: center;
    padding: 20px 0 60px;
  }
  
  .hero-text-area {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .hero-title {
    font-size: 2.8rem;
  }
  
  .banner-content {
    flex-direction: column;
    text-align: center;
    gap: 24px;
  }
  
  .banner-badge {
    position: static;
    display: inline-block;
    margin-bottom: 12px;
  }
  
  .banner-right {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .profile-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .music-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .shop-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .social-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .player-glass {
    flex-direction: column;
    gap: 16px;
    padding: 20px;
  }
  
  .player-left {
    width: 100%;
    justify-content: center;
  }
  
  .player-center {
    width: 100%;
  }
  
  .player-right {
    width: 100%;
    justify-content: center;
  }
}

/* Mobile Viewport (Max 768px) */
@media (max-width: 768px) {
  .navbar {
    height: 70px;
  }
  
  .main-content {
    padding-top: 90px;
  }
  
  .nav-links {
    display: none;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  /* Show overlay close state (handled in JS) */
  .mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
  }
  
  .mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
  }
  
  .hero-title {
    font-size: 2.2rem;
  }
  
  .music-grid {
    grid-template-columns: 1fr;
  }
  
  .shop-grid {
    grid-template-columns: 1fr;
  }
  
  .social-grid {
    grid-template-columns: 1fr;
  }
  
  .banner-glass {
    padding: 24px;
  }
  
  .profile-card {
    padding: 24px;
  }
  
  .social-card {
    padding: 20px;
  }
}

/* Very Small Mobile Viewport (Max 480px) */
@media (max-width: 480px) {
  .room-stats {
    flex-direction: column;
    gap: 10px;
  }
  
  .showroom-header, 
  .youtube-header, 
  .twitter-header {
    gap: 12px;
  }
  
  .stat-item {
    padding: 8px 12px;
  }
}