@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&display=swap');

:root {
  --bg: #0a0a0f;
  --surface: #111118;
  --surface2: #18181f;
  --border: #ffffff12;
  --border2: #ffffff1e;
  --text: #e8e8f0;
  --muted: #6b6b80;
  --accent: #7c6aff;
  --error: #ff5f5f;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
}

html {
  scroll-behavior: smooth;
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE/Edge */
}

html::-webkit-scrollbar {
  display: none; /* Chrome/Safari/Webkit */
}

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

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 3rem 1.25rem 5rem;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

.wrap {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 480px;
}

main {
  display: flex;
  flex-direction: column;
}

/* ─── Dynamic Logo ─── */
@property --pink-x { syntax: '<percentage>'; inherits: false; initial-value: 75%; }
@property --pink-y { syntax: '<percentage>'; inherits: false; initial-value: 30%; }
@property --pink-s { syntax: '<percentage>'; inherits: false; initial-value: 25%; }
@property --blue-x { syntax: '<percentage>'; inherits: false; initial-value: 25%; }
@property --blue-y { syntax: '<percentage>'; inherits: false; initial-value: 75%; }
@property --blue-s { syntax: '<percentage>'; inherits: false; initial-value: 35%; }

header {
  text-align: center;
  margin-bottom: 2.75rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.logo {
  width: 210px;
  aspect-ratio: 800 / 535;
  position: relative;
  cursor: pointer;
  background-color: #ffffff;

  background-image:
    radial-gradient(circle at var(--pink-x) var(--pink-y), rgba(255, 184, 242, 0.9) 0%, rgba(255, 184, 242, 0) var(--pink-s)),
    radial-gradient(circle at var(--blue-x) var(--blue-y), rgba(140, 120, 255, 0.62) 0%, rgba(96, 80, 255, 0) var(--blue-s));

  -webkit-mask-image: url('assets/logo_base.webp');
  -webkit-mask-size: contain;
  -webkit-mask-position: center;
  -webkit-mask-repeat: no-repeat;

  mask-image: url('assets/logo_base.webp');
  mask-size: contain;
  mask-position: center;
  mask-repeat: no-repeat;

  animation: breatheHues 8s infinite ease-in-out alternate;
}

.logo::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  opacity: 0.15;
  mix-blend-mode: multiply;
  pointer-events: none;
}

.logo:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 6px;
  border-radius: 4px;
}

@keyframes breatheHues {
  0% {
    --pink-x: 82%; --pink-y: 22%; --pink-s: 22%;
    --blue-x: 18%; --blue-y: 78%; --blue-s: 32%;
  }
  50% {
    --pink-x: 60%; --pink-y: 48%; --pink-s: 28%;
    --blue-x: 40%; --blue-y: 52%; --blue-s: 40%;
  }
  100% {
    --pink-x: 78%; --pink-y: 28%; --pink-s: 24%;
    --blue-x: 22%; --blue-y: 72%; --blue-s: 36%;
  }
}

header p {
  margin-top: 0.65rem;
  font-size: 0.82rem;
  color: var(--muted);
  letter-spacing: 0.02em;
}

/* ─── Search ─── */
.search-wrap {
  position: relative;
}

.search-input {
  width: 100%;
  padding: 0.9rem 1.2rem;
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: var(--radius-md);
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  appearance: none;
  -webkit-appearance: none;
}

.search-input::-webkit-search-cancel-button {
  display: none;
}

.search-input::placeholder {
  color: var(--muted);
  transition: opacity 0.5s ease;
}

.search-input.ph-fade::placeholder {
  opacity: 0;
}

.search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px #7c6aff28;
}

/* ─── Dropdown ─── */
.dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  background: var(--surface2);
  border: 1px solid var(--border2);
  border-radius: var(--radius-md);
  overflow: hidden;
  z-index: 100;
  box-shadow: 0 16px 40px #00000060;
  display: none;
}

.dd-item {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 10px 14px;
  cursor: pointer;
  border-left: 2px solid transparent;
  transition: background 0.1s, border-color 0.1s;
}

.dd-item:not(:last-child) {
  border-bottom: 1px solid var(--border);
}

.dd-item:hover,
.dd-item.active {
  background: #7c6aff14;
  border-left-color: var(--accent);
}

.dd-item img {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  flex-shrink: 0;
}

.dd-title {
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dd-artist {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 1px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ─── Hint ─── */
.hint {
  text-align: center;
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 0.6rem;
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
}

.hint.on {
  opacity: 1;
}

/* ─── Loader ─── */
.loader {
  display: none;
  text-align: center;
  margin-top: 3rem;
  font-size: 0.82rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.loader span {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  margin: 0 3px;
  animation: bounce 0.9s ease-in-out infinite;
}

.loader span:nth-child(2) { animation-delay: 0.15s; }
.loader span:nth-child(3) { animation-delay: 0.3s; }

@keyframes bounce {
  0%, 80%, 100% { transform: translateY(0); opacity: .4 }
  40% { transform: translateY(-6px); opacity: 1 }
}

/* ─── Error ─── */
.error {
  display: none;
  margin-top: 1.5rem;
  padding: 11px 16px;
  background: #ff5f5f12;
  border: 1px solid #ff5f5f30;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  color: var(--error);
  text-align: center;
}

/* ─── Card ─── */
.card {
  display: none;
  margin-top: 1.8rem;
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: var(--radius-lg);
  overflow: hidden;
  animation: fadeUp 0.25s ease;
}

/* ─── Skeleton Loading ─── */
.skeleton {
  background: rgba(255, 255, 255, 0.05);
  position: relative;
  overflow: hidden;
}

.skeleton::after {
  content: "";
  position: absolute; top: 0; right: 0; bottom: 0; left: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.08) 50%, rgba(255,255,255,0) 100%);
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer { 100% { transform: translateX(100%); } }

.card-title.skeleton { height: 1.1rem; width: 60%; margin: 0.2rem 0 0.5rem; }
.card-artist.skeleton { height: 0.8rem; width: 40%; }
.card-art.skeleton { background: rgba(255, 255, 255, 0.05); box-shadow: none; }

.prow.skeleton { pointer-events: none; }
.prow.skeleton .picon { background: rgba(255,255,255,0.05) !important; }
.prow.skeleton .pname { height: 0.9rem; width: 80px; background: rgba(255,255,255,0.05); border-radius: 4px; }
.prow.skeleton .copy-btn { height: 28px; width: 60px; background: rgba(255,255,255,0.05); border-radius: 6px; border: none; }

.share-card-btn.skeleton {
  pointer-events: none;
  background: rgba(255, 255, 255, 0.05);
  border-color: transparent;
  color: transparent;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px) }
  to   { opacity: 1; transform: translateY(0) }
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  padding: 1.25rem;
  border-bottom: 1px solid var(--border);
}

.card-art {
  width: 72px;
  height: 72px;
  border-radius: 10px;
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: 0 4px 14px #00000050;
}

.card-title {
  font-size: 1rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: -0.01em;
}

.card-artist {
  font-size: 0.82rem;
  color: var(--muted);
  margin-top: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.lp-easter {
  background: linear-gradient(90deg, #60b3ff, #ffffff, #ffb8f2);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: lpShimmer 4s linear infinite;
}

@keyframes lpShimmer {
  0%   { background-position: 0% center; }
  100% { background-position: 200% center; }
}

.card-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* ─── Player ─── */
.player-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
}

.play-btn {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: transform 0.15s, background 0.15s;
}

.play-btn:hover { transform: scale(1.05); background: #8e7dff; }
.play-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.play-btn svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
  margin-left: 2px;
}

.play-btn.playing svg { margin-left: 0; }

.seek-wrap {
  flex: 1;
  height: 16px;
  display: flex;
  align-items: center;
  cursor: pointer;
}

.seek-bar {
  width: 100%;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}

.seek-fill {
  position: absolute;
  top: 0; left: 0; bottom: 0;
  width: 0%;
  background: var(--accent);
  pointer-events: none;
  transition: width 0.1s linear;
}

.time-label {
  font-size: 0.7rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
  min-width: 26px;
  text-align: right;
}

/* ─── Platform Links ─── */
.links {
  display: flex;
  flex-direction: column;
}

.prow {
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border);
  transition: background 0.12s;
}

.prow:last-child { border-bottom: none; }
.prow:hover { background: #ffffff05; }

.plink {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0.8rem 1rem;
  text-decoration: none;
  color: var(--text);
  min-width: 0;
}

.picon {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0;
}

.picon svg {
  width: 16px;
  height: 16px;
}

.pname {
  font-size: 0.88rem;
  font-weight: 600;
}

.pbadge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  background: var(--accent);
  color: #fff;
  padding: 1px 6px;
  border-radius: 99px;
  margin-left: 6px;
  opacity: 0;
  transition: opacity 0.2s;
}

.pbadge.show { opacity: 1; }

.copy-btn {
  flex-shrink: 0;
  padding: 0 1rem;
  height: 100%;
  background: none;
  border: none;
  border-left: 1px solid var(--border);
  color: var(--muted);
  cursor: pointer;
  font-size: 0.72rem;
  font-family: inherit;
  letter-spacing: 0.04em;
  transition: color 0.15s, background 0.15s;
  display: flex;
  align-items: center;
  gap: 5px;
}

.copy-btn:hover { color: var(--text); background: #ffffff08; }
.copy-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.copy-btn.copied { color: #4ade80; }

.copy-btn svg {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
}

/* ─── Card Footer ─── */
.card-footer {
  padding: 0.85rem 1rem;
  display: flex;
  justify-content: center;
  border-top: 1px solid var(--border);
  background: #ffffff03;
}

.share-card-btn {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}

.share-card-btn:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  transform: translateY(-1px);
}

.share-card-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.share-card-btn svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
}

.share-card-btn.copied {
  background: #4ade8020;
  color: #4ade80;
  border-color: #4ade8040;
}

/* ─── Responsive ─── */
@media (max-width: 480px) {
  body {
    padding: 1.5rem 1rem 2rem;
  }

  .logo {
    width: 170px;
  }

  header {
    margin-bottom: 2rem;
  }

  header p {
    margin-top: 0.6rem;
    font-size: 0.78rem;
  }

  .card-meta {
    padding: 0.85rem;
    gap: 0.85rem;
  }

  .card {
    margin-top: 2rem;
  }

  .card-art {
    width: 64px;
    height: 64px;
  }

  .play-btn {
    width: 26px;
    height: 26px;
  }

  .play-btn svg {
    width: 12px;
    height: 12px;
  }
}