:root {
  --background: 42 35% 97%;
  --foreground: 260 22% 16%;
  --primary: 320 78% 52%;
  --secondary: 36 95% 62%;
  --muted: 38 30% 92%;
  --destructive: 0 72% 52%;
  --border: 24 24% 84%;
  --card: 0 0% 100%;
  --shadow-sm: 0 8px 20px rgba(81, 34, 76, 0.08);
  --shadow-md: 0 18px 40px rgba(81, 34, 76, 0.12);
  --shadow-lg: 0 28px 70px rgba(81, 34, 76, 0.18);
  --transition-fast: 160ms ease;
  --transition-smooth: 320ms cubic-bezier(0.22, 1, 0.36, 1);
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
}

.dark {
  --background: 261 24% 10%;
  --foreground: 42 35% 95%;
  --primary: 321 82% 62%;
  --secondary: 39 92% 66%;
  --muted: 260 18% 18%;
  --destructive: 0 74% 60%;
  --border: 261 16% 24%;
  --card: 261 20% 14%;
  --shadow-sm: 0 10px 24px rgba(0, 0, 0, 0.22);
  --shadow-md: 0 20px 48px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 32px 80px rgba(0, 0, 0, 0.4);
}

* {
  box-sizing: border-box;
}

html, body, #root {
  min-height: 100%;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, hsla(var(--secondary), 0.18), transparent 28%),
    radial-gradient(circle at top right, hsla(var(--primary), 0.14), transparent 24%),
    linear-gradient(180deg, hsla(var(--background), 1), hsla(var(--background), 1));
}

::selection {
  background: hsla(var(--primary), 0.2);
}

.glass-card {
  background: linear-gradient(180deg, hsla(var(--card), 0.92), hsla(var(--card), 0.86));
  border: 1px solid hsla(var(--border), 0.8);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(14px);
}

.song-paper {
  background:
    linear-gradient(180deg, hsla(var(--card), 1), hsla(var(--card), 0.98)),
    repeating-linear-gradient(
      to bottom,
      transparent 0,
      transparent 30px,
      hsla(var(--border), 0.4) 31px,
      transparent 32px
    );
}

.soft-ring {
  box-shadow: 0 0 0 3px hsla(var(--primary), 0.12);
}

.floating-orb {
  animation: floaty 5.5s ease-in-out infinite;
}

.pulse-glow {
  animation: pulseGlow 2.8s ease-in-out infinite;
}

.slide-up {
  animation: slideUp 420ms cubic-bezier(0.22, 1, 0.36, 1);
}

.skeleton {
  background: linear-gradient(90deg, hsla(var(--muted), 0.9) 25%, hsla(var(--border), 0.55) 37%, hsla(var(--muted), 0.9) 63%);
  background-size: 400% 100%;
  animation: shimmer 1.4s ease infinite;
}

textarea, input, select, button {
  font: inherit;
}

button, a, input, select, textarea {
  transition: all var(--transition-fast);
}

button:hover {
  transform: translateY(-1px);
}

.lyrics-block {
  white-space: pre-wrap;
  line-height: 1.9;
}

.hash-link-active {
  background: hsla(var(--primary), 0.14);
  color: hsl(var(--primary));
}

@keyframes shimmer {
  0% { background-position: 100% 0; }
  100% { background-position: 0 0; }
}

@keyframes floaty {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 0 0 hsla(var(--primary), 0.18); }
  50% { box-shadow: 0 0 0 10px hsla(var(--primary), 0); }
}

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