:root {
  --bg: #ffffff;
  --bg-soft: #F5F4F1;
  --text: #111111;
  --text-secondary: #6b6b66;
  --muted: #9a9a94;
  --muted-2: #c9c9c2;
  --border: rgba(0, 0, 0, 0.08);
  --border-soft: rgba(0, 0, 0, 0.06);
  --radius-lg: 26px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.05), 0 8px 20px rgba(0, 0, 0, 0.05);
  --shadow-float: 0 8px 24px rgba(0, 0, 0, 0.12);
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  touch-action: manipulation; /* verhindert Doppeltipp-Zoom */
}

body {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

button, input {
  font-family: inherit;
}

.hidden { display: none !important; }

.icon { display: block; color: currentColor; }
.icon.muted { color: var(--muted); }

/* ---------- Login ---------- */
.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.login-card { text-align: center; max-width: 300px; }
.login-mark {
  width: 56px; height: 56px; border-radius: 16px;
  background: var(--text); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; margin: 0 auto 20px;
}
.login-card h1 { font-size: 20px; font-weight: 500; margin: 0 0 8px; }
.login-sub { color: var(--text-secondary); font-size: 14px; line-height: 1.5; margin: 0 0 24px; }
.login-hint { color: var(--muted); font-size: 12px; margin-top: 16px; }

/* ---------- Buttons ---------- */
.pill-btn {
  border: none; border-radius: 999px; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  font-weight: 500;
}
.pill-btn.dark { background: var(--text); color: #fff; }
.pill-btn.dark:active { opacity: 0.85; }
.pill-btn:not(.sm):not(.xs) { padding: 13px 26px; font-size: 14px; width: 100%; }
.pill-btn.sm { padding: 8px 18px; font-size: 12px; }
.pill-btn.xs { padding: 6px 14px; font-size: 11px; }

.icon-btn {
  border: none; background: none; color: var(--text);
  display: inline-flex; align-items: center; justify-content: center;
  padding: 6px; cursor: pointer; border-radius: 50%;
  transition: transform 0.15s ease;
}
.icon-btn.center { display: flex; margin: 0 auto 6px; }
.icon-btn:active { transform: scale(0.88); }

/* ---------- Layout / screens ---------- */
#screens { padding: calc(var(--safe-top) + 20px) 20px 170px; }
.screen-title { font-size: 22px; font-weight: 500; margin: 0 0 16px; }

.top-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.eyebrow { color: var(--muted); font-size: 13px; margin-bottom: 2px; }
.user-name { font-size: 20px; font-weight: 500; }
.avatar { width: 36px; height: 36px; border-radius: 50%; overflow: hidden; background: var(--bg-soft); flex-shrink: 0; }
.avatar img { width: 100%; height: 100%; object-fit: cover; }

.section-label {
  color: var(--muted); font-size: 12px; font-weight: 500;
  letter-spacing: 0.02em; margin: 4px 0 10px;
}

.search-bar {
  background: var(--bg-soft); border-radius: 999px;
  padding: 12px 16px; display: flex; align-items: center; gap: 8px;
  margin-bottom: 20px;
}
.search-bar input {
  border: none; background: none; outline: none; flex: 1;
  font-size: 14px; color: var(--text);
}
.search-bar input::placeholder { color: var(--muted); }

/* ---------- Row list (playlists / tracks / search results) ---------- */
.row-list { display: flex; flex-direction: column; gap: 2px; }
.row-item {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 6px; border-radius: 14px; cursor: pointer;
  border: none; background: none; width: 100%; text-align: left;
}
.row-item:active { background: var(--bg-soft); }
.row-title { font-size: 14px; font-weight: 500; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.row-sub { font-size: 12px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.row-meta { flex: 1; min-width: 0; }
.row-chevron { color: var(--muted-2); flex-shrink: 0; }
.row-empty { color: var(--muted); font-size: 13px; padding: 10px 6px; }

/* ---------- Covers ---------- */
.cover {
  display: block; object-fit: cover;
  background: linear-gradient(155deg, #e9e9e5, #d8d8d3);
  border-radius: var(--radius-sm);
}
.cover-xs { width: 40px; height: 40px; border-radius: 10px; flex-shrink: 0; }
.cover-sm { width: 46px; height: 46px; border-radius: 12px; flex-shrink: 0; }
.cover-lg { width: 100%; aspect-ratio: 1; border-radius: var(--radius-lg); box-shadow: 0 12px 26px rgba(0, 0, 0, 0.14); margin-bottom: 14px; }
.cover-xl { width: 100%; aspect-ratio: 1; border-radius: var(--radius-lg); box-shadow: 0 16px 34px rgba(0, 0, 0, 0.16); }

/* ---------- Playlist detail ---------- */
.playlist-header { display: flex; flex-direction: column; align-items: center; text-align: center; margin-bottom: 16px; }
.playlist-title { font-size: 16px; font-weight: 500; }
.playlist-sub { font-size: 12px; color: var(--muted); margin-bottom: 14px; }
.track-rows { display: flex; flex-direction: column; }
.track-row { display: flex; align-items: center; gap: 12px; padding: 8px 6px; border-radius: 14px; cursor: pointer; }
.track-row:active { background: var(--bg-soft); }
.track-index { width: 16px; color: var(--muted-2); font-size: 12px; text-align: center; flex-shrink: 0; }

/* ---------- Mini player ---------- */
.mini-player {
  position: fixed;
  left: 16px; right: 16px; bottom: calc(var(--safe-bottom) + 78px);
  max-width: 448px; margin: 0 auto;
  background: #fff; border: 0.5px solid var(--border-soft); border-radius: 18px;
  box-shadow: var(--shadow-card);
  display: flex; align-items: center; gap: 10px; padding: 8px 10px;
  z-index: 40; cursor: pointer; text-align: left;
}
.mini-meta { flex: 1; min-width: 0; }
.mini-title { font-size: 13px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mini-artist { font-size: 11px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mini-play-btn {
  width: 30px; height: 30px; border-radius: 50%; background: var(--text); color: #fff;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  transition: transform 0.15s ease;
}
.mini-play-btn:active { transform: scale(0.88); }

/* ---------- Tab bar (liquid glass) ---------- */
.tab-bar {
  position: fixed;
  left: 50%; bottom: calc(var(--safe-bottom) + 16px);
  transform: translateX(-50%);
  display: flex; align-items: center; gap: 6px;
  padding: 7px 10px;
  background: rgba(255, 255, 255, 0.7);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  backdrop-filter: blur(20px) saturate(180%);
  border: 0.5px solid rgba(0, 0, 0, 0.06);
  border-radius: 999px;
  box-shadow: var(--shadow-float);
  z-index: 50;
}
.tab-btn { border: none; background: none; padding: 0; cursor: pointer; color: var(--muted-2); }
.tab-dot {
  width: 38px; height: 38px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s ease, color 0.2s ease;
}
.tab-btn.active .tab-dot { background: var(--text); color: #fff; }

/* ---------- Full-screen player ---------- */
.player-overlay {
  position: fixed; inset: 0; background: var(--bg); z-index: 100;
  padding: calc(var(--safe-top) + 18px) 24px calc(var(--safe-bottom) + 24px);
  display: flex; flex-direction: column;
  overflow-y: auto;
  transform: translateY(28px);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.32s cubic-bezier(0.32, 0.72, 0, 1), opacity 0.26s ease;
}
.player-overlay.visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.now-playing-label {
  text-align: center; color: var(--muted); font-size: 12px; font-weight: 500;
  letter-spacing: 0.02em; margin-bottom: 18px;
}
.player-cover-wrap { margin-bottom: 22px; }
.player-meta { display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; }
.player-title { font-size: 18px; font-weight: 500; margin-bottom: 2px; }
.player-artist { font-size: 13px; color: var(--muted); }

#player-cover, #mini-cover, #player-title, #player-artist, #mini-title, #mini-artist {
  transition: opacity 0.13s ease;
}

.progress-track {
  position: relative; height: 3px; background: var(--bg-soft); border-radius: 2px;
  margin-bottom: 8px; touch-action: none; padding: 10px 0; margin-top: -10px;
}
.progress-fill { height: 3px; width: 0%; background: var(--text); border-radius: 2px; pointer-events: none; }
.progress-thumb {
  position: absolute; top: 50%; left: 0; width: 13px; height: 13px; margin: -6.5px 0 0 -6.5px;
  border-radius: 50%; background: var(--text); box-shadow: 0 1px 4px rgba(0, 0, 0, 0.25);
  opacity: 0; transition: opacity 0.15s ease, transform 0.1s ease; pointer-events: none;
}
.progress-track.dragging .progress-thumb { opacity: 1; transform: scale(1.15); }
.progress-times { display: flex; justify-content: space-between; margin-bottom: 24px; }
.progress-times span { font-size: 11px; color: var(--muted-2); }

.controls-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; }
.ctrl-btn {
  color: var(--text); display: flex; align-items: center; justify-content: center; padding: 4px; cursor: pointer;
  transition: transform 0.15s ease, color 0.2s ease;
}
.ctrl-btn.muted { color: var(--muted-2); }
.ctrl-btn:active { transform: scale(0.88); }
.play-pause-btn {
  width: 60px; height: 60px; border-radius: 50%; background: var(--text); color: #fff;
  display: flex; align-items: center; justify-content: center; cursor: pointer; flex-shrink: 0;
  transition: transform 0.15s ease;
}
.play-pause-btn:active { transform: scale(0.92); }

.device-row {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  color: var(--muted); font-size: 12px; margin-top: auto; padding-top: 10px;
}

/* ---------- Update toast ---------- */
.update-toast {
  position: fixed; left: 16px; right: 16px; bottom: calc(var(--safe-bottom) + 16px);
  max-width: 448px; margin: 0 auto;
  background: var(--text); color: #fff;
  border-radius: 16px; padding: 12px 14px;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  box-shadow: var(--shadow-float);
  z-index: 200; font-size: 13px;
}
.update-toast .pill-btn { width: auto; }