/* ============================================
   Celestial Lyrics - Luxury Dark Theme
   ============================================ */

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

:root {
  --bg: #06060e;
  --text-primary: #f0ebe3;
  --accent: #c9a96e;
  --text-secondary: rgba(240, 235, 227, 0.45);
  --border: rgba(240, 235, 227, 0.08);
  --panel-bg: rgba(6, 6, 14, 0.8);
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--text-primary);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Canvas */
#sky {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

/* Location Display */
.location-display {
  position: fixed;
  top: 2rem;
  left: 2rem;
  z-index: 10;
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  transition: color 0.6s var(--ease);
}

/* Settings Button */
.settings-btn {
  position: fixed;
  top: 2rem;
  right: 2rem;
  z-index: 10;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.5rem;
  transition: color 0.4s var(--ease);
  line-height: 1;
}

.settings-btn:hover {
  color: var(--accent);
}

/* Lyrics Container */
.lyrics-container {
  position: fixed;
  inset: 0;
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  padding: 2rem;
}

.lyrics-content {
  text-align: center;
  max-width: 560px;
  width: 100%;
  opacity: 1;
  transition: opacity 0.6s var(--ease);
}

.lyrics-content.fading {
  opacity: 0;
}

.song-title {
  font-family: 'Cormorant Garamond', 'Georgia', serif;
  font-weight: 600;
  font-size: clamp(1.25rem, 3vw, 2.1rem);
  letter-spacing: 0.05em;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
  line-height: 1.2;
}

.artist-name {
  font-family: 'Inter', sans-serif;
  font-weight: 300;
  font-size: clamp(0.62rem, 1.1vw, 0.74rem);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.divider {
  width: 32px;
  height: 1px;
  background: var(--accent);
  margin: 0 auto 2rem;
  opacity: 0.5;
}

.lyrics-text {
  font-family: 'Allura', 'Brush Script MT', cursive;
  font-weight: 400;
  font-style: normal;
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  line-height: 1.8;
  letter-spacing: 0.01em;
  color: var(--text-primary);
  white-space: pre-line;
}

/* Navigation */
.lyrics-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-top: 2.4rem;
  pointer-events: auto;
}

.nav-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.4rem;
  transition: color 0.3s var(--ease), transform 0.3s var(--ease);
  line-height: 1;
}

.nav-btn:hover {
  color: var(--accent);
  transform: scale(1.1);
}

.nav-counter {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
  min-width: 3em;
  text-align: center;
}

/* Settings Panel */
.overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: rgba(0, 0, 0, 0.4);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s var(--ease);
}

.overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.settings-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 100;
  width: 320px;
  max-width: 90vw;
  background: var(--panel-bg);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
  border-left: 1px solid var(--border);
  transform: translateX(100%);
  transition: transform 0.5s var(--ease);
  display: flex;
  flex-direction: column;
}

.settings-panel.open {
  transform: translateX(0);
}

.settings-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2rem 1.5rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.settings-title {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 400;
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  color: var(--text-primary);
}

.close-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.3rem;
  transition: color 0.3s var(--ease);
  line-height: 1;
}

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

.settings-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  overflow-y: auto;
}

.settings-note {
  font-size: 0.7rem;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.field label {
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.field input {
  background: rgba(240, 235, 227, 0.04);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.6rem 0.8rem;
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  font-weight: 300;
  letter-spacing: 0.04em;
  outline: none;
  transition: border-color 0.3s var(--ease);
}

.field input:focus {
  border-color: rgba(201, 169, 110, 0.4);
}

.field input::placeholder {
  color: rgba(240, 235, 227, 0.2);
}

/* Remove number input spinners */
.field input[type="number"]::-webkit-inner-spin-button,
.field input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.field input[type="number"] {
  -moz-appearance: textfield;
}

/* Datetime input styling */
.field input[type="datetime-local"] {
  color-scheme: dark;
}

.apply-btn {
  margin-top: 0.5rem;
  background: rgba(201, 169, 110, 0.12);
  border: 1px solid rgba(201, 169, 110, 0.25);
  border-radius: 4px;
  padding: 0.65rem 1rem;
  color: var(--accent);
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease);
}

.apply-btn:hover {
  background: rgba(201, 169, 110, 0.2);
  border-color: rgba(201, 169, 110, 0.4);
}

.secondary-btn {
  background: rgba(240, 235, 227, 0.04);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.65rem 1rem;
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.secondary-btn:hover {
  color: var(--accent);
  border-color: rgba(201, 169, 110, 0.3);
  background: rgba(201, 169, 110, 0.06);
}

.secondary-btn:disabled {
  opacity: 0.55;
  cursor: wait;
}

.reset-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-family: 'Inter', sans-serif;
  font-size: 0.65rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  cursor: pointer;
  padding: 0.4rem 0;
  transition: color 0.3s var(--ease);
}

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

/* Scrollbar */
::-webkit-scrollbar {
  width: 0;
  display: none;
}

/* Selection */
::selection {
  background: rgba(201, 169, 110, 0.3);
  color: var(--text-primary);
}

/* Responsive */
@media (max-width: 600px) {
  .location-display {
    top: 1rem;
    left: 1rem;
    font-size: 0.6rem;
  }

  .settings-btn {
    top: 1rem;
    right: 1rem;
  }

  .lyrics-container {
    padding: 1.5rem;
  }

  .lyrics-text {
    line-height: 1.8;
  }

  .settings-panel {
    width: 100%;
    max-width: 100%;
  }
}