/* ===== LyricsFinder — colorful, music-themed ===== */
* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --c1: #ff5e9c;   /* hot pink */
  --c2: #6c5ce7;   /* violet */
  --c3: #00d2d3;   /* teal */
  --c4: #ffeaa7;   /* warm yellow */
  --c5: #fd79a8;   /* pink */
  --bg-dark: #1a1130;
  --text: #ffffff;
  --muted: rgba(255,255,255,0.75);
  --card-bg: rgba(255,255,255,0.08);
  --card-border: rgba(255,255,255,0.18);
  /* Calculator LCD */
  --lcd-bg: #b8bca0;
  --lcd-bg-2: #a8ad8c;
  --lcd-ink: #1a1a14;
  --lcd-dim: rgba(26,26,20,0.25);
}

html, body {
  min-height: 100%;
  font-family: 'Poppins', system-ui, -apple-system, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 10%, rgba(255,94,156,0.35), transparent 40%),
    radial-gradient(circle at 90% 20%, rgba(0,210,211,0.30), transparent 45%),
    radial-gradient(circle at 50% 90%, rgba(108,92,231,0.40), transparent 50%),
    linear-gradient(135deg, #2d1b4e 0%, #1a1130 50%, #0f1a3a 100%);
  background-attachment: fixed;
  overflow-x: hidden;
}

body::before {
  /* subtle musical notes pattern */
  content: '♪ ♫ ♬ ♩ ♭ ♯';
  position: fixed; inset: 0;
  font-size: 80px;
  opacity: 0.04;
  letter-spacing: 60px;
  line-height: 200px;
  word-spacing: 40px;
  pointer-events: none;
  color: #fff;
  transform: rotate(-12deg);
  z-index: 0;
}

main, header, nav, footer { position: relative; z-index: 1; }

/* ---------- Header ---------- */
.topbar {
  text-align: center;
  padding: 32px 16px 12px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 36px;
}
.logo h1 {
  font-weight: 800;
  font-size: 38px;
  background: linear-gradient(90deg, var(--c1), var(--c4), var(--c3), var(--c2));
  background-size: 300% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shimmer 6s linear infinite;
}
.logo h1 span { font-weight: 400; }
.logo .note {
  font-size: 30px;
  animation: bob 2s ease-in-out infinite;
  filter: drop-shadow(0 0 8px var(--c1));
}
.logo .n2 { animation-delay: .3s; color: var(--c3); filter: drop-shadow(0 0 8px var(--c3)); }
.logo .n3 { animation-delay: .6s; color: var(--c4); filter: drop-shadow(0 0 8px var(--c4)); }
.tagline { color: var(--muted); margin-top: 6px; font-size: 14px; }

@keyframes shimmer { 0%{background-position:0% 50%} 100%{background-position:300% 50%} }
@keyframes bob {
  0%,100% { transform: translateY(0) rotate(0); }
  50%     { transform: translateY(-6px) rotate(8deg); }
}

/* ---------- Tabs ---------- */
.tabs {
  display: flex;
  gap: 8px;
  justify-content: center;
  padding: 12px 16px 0;
  flex-wrap: wrap;
}
.tab {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--text);
  padding: 10px 22px;
  font: inherit;
  font-weight: 600;
  border-radius: 999px;
  cursor: pointer;
  transition: transform .15s, box-shadow .15s, background .15s;
}
.tab:hover { transform: translateY(-1px); }
.tab.active {
  background: linear-gradient(90deg, var(--c1), var(--c2));
  border-color: transparent;
  box-shadow: 0 6px 22px rgba(108,92,231,0.45);
}

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 20px 16px 60px;
}
.tab-panel { display: none; }
.tab-panel.active { display: block; animation: fade .3s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; } }

/* ---------- Cards ---------- */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  padding: 22px;
  margin-bottom: 18px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.25);
}
.card h2 { font-size: 18px; margin-bottom: 6px; }
.hint { color: var(--muted); font-size: 13px; margin-bottom: 14px; }
.hint code { background: rgba(0,0,0,0.3); padding: 1px 6px; border-radius: 4px; }

/* ---------- Dropzone ---------- */
.dropzone {
  display: block;
  border: 2px dashed rgba(255,255,255,0.35);
  border-radius: 14px;
  padding: 28px 16px;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s;
  background: rgba(255,255,255,0.04);
}
.dropzone:hover, .dropzone.drag {
  border-color: var(--c4);
  background: rgba(255,255,255,0.08);
}
.dz-icon { font-size: 38px; margin-bottom: 6px; }
.dz-text { font-weight: 600; }
.dz-sub  { color: var(--muted); font-size: 12px; margin-top: 6px; }

/* ---------- Buttons ---------- */
.btn-primary, .btn-ghost {
  font: inherit; font-weight: 700;
  padding: 12px 22px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  margin-top: 14px;
  transition: transform .12s, box-shadow .15s, opacity .15s;
}
.btn-primary {
  color: white;
  background: linear-gradient(90deg, var(--c1), var(--c2));
  box-shadow: 0 6px 18px rgba(255,94,156,0.45);
}
.btn-primary:hover:not(:disabled) { transform: translateY(-1px); box-shadow: 0 10px 26px rgba(255,94,156,0.55); }
.btn-primary:disabled { opacity: .45; cursor: not-allowed; }
.btn-ghost {
  background: rgba(255,255,255,0.10);
  color: var(--text);
  border: 1px solid var(--card-border);
}
.btn-ghost:hover { background: rgba(255,255,255,0.18); }

.status {
  margin-top: 12px;
  min-height: 18px;
  font-size: 13px;
  color: var(--muted);
}
.status.error  { color: #ff8e8e; }
.status.ok     { color: #84ffb1; }
.status .spinner {
  display: inline-block; width: 14px; height: 14px;
  border: 2px solid rgba(255,255,255,0.3); border-top-color: var(--c4);
  border-radius: 50%;
  animation: spin .8s linear infinite;
  vertical-align: middle; margin-right: 8px;
}
@keyframes spin { to { transform: rotate(360deg); } }

.hidden { display: none !important; }

/* ---------- Progress bar ---------- */
.progress {
  margin-top: 14px;
  animation: fade .25s ease;
}
.progress-label {
  display: flex; justify-content: space-between;
  font-size: 12px; color: var(--muted);
  margin-bottom: 6px;
  font-weight: 600;
}
.progress-track {
  height: 10px;
  background: rgba(0,0,0,0.35);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--card-border);
}
.progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--c1), var(--c4), var(--c3), var(--c2));
  background-size: 200% 100%;
  animation: shimmer 2s linear infinite;
  border-radius: 999px;
  transition: width .15s ease-out;
  box-shadow: 0 0 12px rgba(255,94,156,0.6);
}
.progress.indeterminate .progress-bar {
  width: 40% !important;
  animation: shimmer 2s linear infinite, slide 1.4s ease-in-out infinite;
}
@keyframes slide {
  0%   { margin-left: -40%; }
  100% { margin-left: 100%; }
}

/* ---------- Detected metadata pills ---------- */
.detected-meta {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-top: 12px;
  animation: fade .25s ease;
}
.dm-tag {
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,0.10);
  border: 1px solid var(--card-border);
  color: #fff;
  font-weight: 600;
}
.dm-tag::before { content: ''; opacity: .7; margin-right: 4px; }
.dm-tag.dm-title::before  { content: '🎵'; }
.dm-tag.dm-artist::before { content: '🎤'; }
.dm-tag.dm-source::before { content: 'ⓘ'; }
.dm-tag:empty { display: none; }

/* ---------- Player meta ---------- */
.player-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 16px;
  margin-bottom: 12px;
  font-size: 13px;
}
.meta-row { display: flex; gap: 6px; min-width: 0; }
.meta-label { color: var(--muted); flex: 0 0 60px; }
.meta-val { color: #fff; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.meta-val.sync-in_sync   { color: #84ffb1; }
.meta-val.sync-close     { color: var(--c4); }
.meta-val.sync-mismatch  { color: #ff8e8e; }
.meta-val.sync-unsynced  { color: #ff8e8e; }

/* ---------- Calculator-LCD lyrics screen ---------- */
.lcd-screen {
  position: relative;
  border-radius: 12px;
  padding: 22px 18px;
  margin: 12px 0 16px;
  background:
    repeating-linear-gradient(0deg,
      rgba(0,0,0,0.04) 0 2px, transparent 2px 4px),
    linear-gradient(180deg, var(--lcd-bg) 0%, var(--lcd-bg-2) 100%);
  border: 6px solid #2b2620;
  box-shadow:
    inset 0 0 30px rgba(0,0,0,0.25),
    inset 0 0 0 2px #5a4f42,
    0 6px 18px rgba(0,0,0,0.3);
  font-family: 'DotGothic16', 'VT323', 'Share Tech Mono', monospace;
  text-align: center;
  overflow: hidden;
}
.lcd-noise {
  position: absolute; inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle, rgba(0,0,0,0.10) 1px, transparent 1.5px);
  background-size: 4px 4px;
  mix-blend-mode: multiply;
  opacity: 0.5;
}
.lcd-content { position: relative; }
.lcd-line {
  letter-spacing: 1px;
  line-height: 1.4;
  word-break: break-word;
  text-shadow: 0 1px 0 rgba(255,255,255,0.25);
}
.lcd-prev    { font-size: 14px; color: var(--lcd-dim); min-height: 20px; }
.lcd-current { font-size: 22px; color: var(--lcd-ink); font-weight: 700; min-height: 32px; padding: 4px 0; }
.lcd-next    { font-size: 14px; color: var(--lcd-dim); min-height: 20px; }

/* Audio player styling */
audio {
  width: 100%;
  margin-top: 4px;
  border-radius: 999px;
  background: rgba(0,0,0,0.25);
}
audio::-webkit-media-controls-panel { background-color: rgba(0,0,0,0.35); }

.player-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.player-actions .btn-primary, .player-actions .btn-ghost { margin-top: 10px; }

.full-lyrics {
  margin-top: 14px;
  padding: 14px;
  background: rgba(0,0,0,0.35);
  border-radius: 10px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 13px;
  color: #d8e4ff;
  max-height: 320px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

/* ---------- Multi-search results ---------- */
.paste-area { margin-top: 12px; }
.paste-area summary { cursor: pointer; color: var(--muted); font-size: 13px; }
.paste-area textarea {
  width: 100%; margin-top: 8px;
  background: rgba(0,0,0,0.3);
  color: #fff;
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 10px;
  font: inherit; font-size: 13px;
  resize: vertical;
}

.results-head {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 10px;
  margin-bottom: 10px;
}
.results-head .btn-ghost, .results-head .btn-primary { margin-top: 0; padding: 8px 16px; font-size: 13px; }

.results-list { display: flex; flex-direction: column; gap: 8px; }
.result-row {
  display: flex; align-items: center; gap: 12px;
  padding: 12px;
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--card-border);
  border-radius: 12px;
}
.result-row.found { border-left: 4px solid #84ffb1; }
.result-row.miss  { border-left: 4px solid #ff8e8e; opacity: .8; }
.result-row input[type=checkbox] { width: 18px; height: 18px; accent-color: var(--c1); }
.result-info { flex: 1; min-width: 0; }
.result-title { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.result-sub { font-size: 12px; color: var(--muted); }
.result-badge {
  font-size: 11px; padding: 3px 8px; border-radius: 999px; white-space: nowrap;
}
.badge-synced   { background: rgba(132,255,177,0.2); color: #84ffb1; }
.badge-plain    { background: rgba(255,234,167,0.2); color: var(--c4); }
.badge-miss     { background: rgba(255,142,142,0.2); color: #ff8e8e; }

/* ---------- Footer ---------- */
footer {
  text-align: center;
  padding: 18px 16px 30px;
  font-size: 12px;
  color: var(--muted);
}
footer a { color: var(--c4); text-decoration: none; }
footer a:hover { text-decoration: underline; }

/* ---------- Responsive ---------- */
@media (max-width: 560px) {
  .logo h1 { font-size: 30px; }
  .logo .note { font-size: 24px; }
  .player-meta { grid-template-columns: 1fr; }
  .lcd-current { font-size: 18px; }
  .lcd-prev, .lcd-next { font-size: 12px; }
  .tab { padding: 9px 16px; font-size: 13px; }
  .card { padding: 18px; }
}