:root {
  --bg-void: #0a0f0b;
  --bg-panel: #10160e;
  --bg-card: #151d13;
  --bg-card-hover: #1c2618;
  --vine-green: #6bff8f;
  --vine-green-dim: #3ea862;
  --moss: #2e4a2e;
  --bloom: #c08cff;
  --text-main: #e8f0e6;
  --text-dim: #85937f;
  --border: #223121;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg-void);
  color: var(--text-main);
  font-family: var(--font-body);
}

button, input {
  font-family: inherit;
  color: inherit;
}

.app {
  display: grid;
  grid-template-columns: 260px 1fr;
  grid-template-rows: 1fr 84px;
  height: 100vh;
}

/* ---------- Sidebar ---------- */
.sidebar {
  grid-row: 1 / 2;
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  padding: 28px 22px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 28px;
  overflow: hidden;
}

.vine-rail {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 40px;
  opacity: 0.35;
  pointer-events: none;
}
.vine-rail svg { width: 100%; height: 100%; }
.vine-path {
  fill: none;
  stroke: var(--vine-green-dim);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 900;
  stroke-dashoffset: 900;
  animation: grow-vine 2.2s ease-out forwards;
}
.vine-leaf {
  fill: var(--vine-green);
  opacity: 0;
  animation: leaf-in 0.5s ease-out forwards;
}
.vine-leaf:nth-of-type(2) { animation-delay: 0.4s; }
.vine-leaf:nth-of-type(3) { animation-delay: 0.9s; }
.vine-leaf:nth-of-type(4) { animation-delay: 1.4s; }
.vine-leaf:nth-of-type(5) { animation-delay: 1.9s; }

@keyframes grow-vine { to { stroke-dashoffset: 0; } }
@keyframes leaf-in { to { opacity: 1; } }

.logo { padding-left: 14px; display: flex; flex-direction: column; gap: 4px; z-index: 1; }
.logo-mark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 26px;
  color: var(--vine-green);
  letter-spacing: -0.02em;
}
.logo-tag { font-size: 12px; color: var(--text-dim); }

.nav { display: flex; flex-direction: column; gap: 4px; padding-left: 14px; z-index: 1; }
.nav-item {
  background: none;
  border: none;
  text-align: left;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-dim);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.nav-item:hover { background: var(--bg-card); color: var(--text-main); }
.nav-item.active { background: var(--moss); color: var(--vine-green); }

.auth-box {
  margin-top: auto;
  padding-left: 14px;
  z-index: 1;
  font-size: 13px;
}
.auth-box form { display: flex; flex-direction: column; gap: 8px; }
.auth-box input {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 13px;
}
.auth-box input:focus { outline: 2px solid var(--vine-green-dim); }
.auth-switch {
  background: none;
  border: none;
  color: var(--text-dim);
  text-decoration: underline;
  cursor: pointer;
  font-size: 12px;
  padding: 0;
  text-align: left;
}
.auth-msg { color: var(--bloom); font-size: 12px; min-height: 16px; }
.logged-in-badge {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--vine-green);
}
.logged-in-badge button {
  background: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 8px;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 12px;
}

/* ---------- Main ---------- */
.main {
  grid-row: 1 / 2;
  overflow-y: auto;
  padding: 28px 40px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
}
.search {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 10px 18px;
  width: 320px;
  font-size: 14px;
}
.search:focus { outline: 2px solid var(--vine-green-dim); }
.whoami { font-size: 13px; color: var(--text-dim); }

.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  margin: 0 0 18px;
}

.hint { color: var(--text-dim); font-size: 13px; margin-top: -8px; margin-bottom: 20px; }

.song-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 18px;
}

.song-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  cursor: pointer;
  transition: background 0.15s, transform 0.15s;
}
.song-card:hover { background: var(--bg-card-hover); transform: translateY(-2px); }
.song-cover {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 8px;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--moss), var(--bg-void));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
}
.song-title { font-weight: 600; font-size: 14px; margin-bottom: 2px; }
.song-artist { font-size: 12px; color: var(--text-dim); }
.song-meta { font-family: var(--font-mono); font-size: 11px; color: var(--vine-green-dim); margin-top: 8px; }

.empty-state { color: var(--text-dim); font-size: 14px; }

/* ---------- Upload ---------- */
.upload-form { display: flex; flex-direction: column; gap: 16px; max-width: 420px; }
.upload-form label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--text-dim); }
.upload-form input[type="text"] {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 14px;
  color: var(--text-main);
}
.file-drop {
  border: 1px dashed var(--border);
  border-radius: 8px;
  padding: 18px;
  text-align: center;
  cursor: pointer;
}
.file-drop input[type="file"] { display: none; }
.btn-primary {
  background: var(--vine-green);
  color: #0a0f0b;
  border: none;
  border-radius: 8px;
  padding: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: filter 0.15s;
}
.btn-primary:hover { filter: brightness(1.1); }
.upload-status { font-size: 13px; color: var(--bloom); min-height: 16px; }

/* ---------- Player bar ---------- */
.player-bar {
  grid-column: 1 / 3;
  grid-row: 2 / 3;
  background: var(--bg-panel);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 0 28px;
}

.now-playing { width: 200px; overflow: hidden; }
.np-title { font-weight: 600; font-size: 14px; white-space: nowrap; text-overflow: ellipsis; overflow: hidden; }
.np-artist { font-size: 12px; color: var(--text-dim); }

.transport { display: flex; align-items: center; gap: 16px; flex: 1; }

.play-btn {
  background: var(--vine-green);
  color: #0a0f0b;
  border: none;
  border-radius: 50%;
  width: 38px;
  height: 38px;
  font-size: 14px;
  cursor: pointer;
  flex-shrink: 0;
}

.scrubber-wrap { display: flex; align-items: center; gap: 10px; flex: 1; }
.time { font-family: var(--font-mono); font-size: 11px; color: var(--text-dim); width: 38px; }
.vine-scrubber { flex: 1; height: 24px; cursor: pointer; }
.scrub-track { fill: none; stroke: var(--border); stroke-width: 3; stroke-linecap: round; }
.scrub-fill { fill: none; stroke: var(--vine-green); stroke-width: 3; stroke-linecap: round; stroke-dasharray: 900; stroke-dashoffset: 900; }
.scrub-leaf { fill: var(--vine-green); filter: drop-shadow(0 0 4px var(--vine-green)); }

/* ---------- Playlists ---------- */
.playlist-create-form {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.playlist-create-form input[type="text"] {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 14px;
  color: var(--text-main);
  min-width: 220px;
}
.visibility-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-dim);
  cursor: pointer;
}

.playlist-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 18px;
  margin-top: 20px;
}
.playlist-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  cursor: pointer;
  transition: background 0.15s, transform 0.15s;
}
.playlist-card:hover { background: var(--bg-card-hover); transform: translateY(-2px); }
.playlist-card-name { font-weight: 600; font-size: 15px; margin-bottom: 4px; }
.playlist-card-owner { font-size: 12px; color: var(--text-dim); margin-bottom: 10px; }
.playlist-card-footer { display: flex; justify-content: space-between; align-items: center; }
.playlist-card-count { font-family: var(--font-mono); font-size: 11px; color: var(--vine-green-dim); }

.badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 20px;
  letter-spacing: 0.02em;
}
.badge.public { background: var(--moss); color: var(--vine-green); }
.badge.private { background: #3a2233; color: var(--bloom); }

.btn-back {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 13px;
  padding: 0;
  margin-bottom: 18px;
}
.btn-back:hover { color: var(--text-main); }

.btn-secondary {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 14px;
  color: var(--text-main);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: background 0.15s;
}
.btn-secondary:hover { background: var(--bg-card-hover); }

.btn-danger {
  background: none;
  border: 1px solid #5a2a3a;
  border-radius: 8px;
  padding: 9px 14px;
  color: #ff8fa8;
  cursor: pointer;
  font-size: 13px;
  transition: background 0.15s;
}
.btn-danger:hover { background: #2a1620; }

.playlist-detail-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 4px;
}
.playlist-detail-header .section-title { margin-bottom: 0; }

.pd-owner-controls { display: flex; gap: 12px; margin: 16px 0 24px; }

.pd-columns {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
  align-items: start;
}
.pd-subheading {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 12px;
}

.pd-add-song-row { display: flex; gap: 10px; margin-bottom: 16px; }
.pd-add-song-row select {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 10px;
  font-size: 13px;
  color: var(--text-main);
  flex: 1;
}

.pd-song-list { display: flex; flex-direction: column; gap: 8px; }
.pd-song-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
}
.pd-song-row-info { display: flex; flex-direction: column; }
.pd-song-row-title { font-weight: 600; font-size: 13px; }
.pd-song-row-artist { font-size: 12px; color: var(--text-dim); }
.pd-song-row button {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 13px;
}
.pd-song-row button:hover { color: #ff8fa8; }

.pd-add-member-row { display: flex; gap: 10px; margin-bottom: 10px; }
.pd-add-member-row input {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 10px;
  font-size: 13px;
  color: var(--text-main);
  flex: 1;
}
.pd-member-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.pd-member-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 13px;
}
.pd-member-list button {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 12px;
}
.pd-member-list button:hover { color: #ff8fa8; }

@media (max-width: 900px) {
  .pd-columns { grid-template-columns: 1fr; }
}

/* ---------- Settings ---------- */
.settings-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  max-width: 560px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.settings-toggle { font-size: 14px; color: var(--text-main); }
.settings-token-row { margin-top: 8px; display: flex; flex-direction: column; gap: 8px; }
.token-box {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-void);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
}
.token-box code {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--vine-green-dim);
  overflow-x: auto;
  white-space: nowrap;
}

@media (max-width: 720px) {
  .app { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .now-playing { display: none; }
}