:root {
  /* Stessa palette del sito principale (index.html, player.html, TokenAdmin.aspx):
     i nomi delle variabili restano quelli originali della PWA, i valori ora
     sono presi 1:1 da lì, per restare visivamente coerenti col resto del sito. */
  --bg: #FBFAF7;             /* --white */
  --surface: #EFE4CE;        /* --oak-tint */
  --surface-raised: #C9A877; /* --oak */
  --ink: #1C1712;            /* --ebony */
  --ink-muted: #47413A;      /* --ebony-soft */
  --brass: #E85D1F;          /* --orange (accento principale) */
  --sugar: #6F8FB4;          /* --sugar (messaggi di successo, come in player.html) */
  --rust: #A6503A;           /* rosso di errore, stesso usato in TokenAdmin/Studio Suite */
  --line: #DED0AE;           /* --seam */

  --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-body: 'Spectral', Georgia, serif;
  --font-mono: 'JetBrains Mono', ui-monospace, Menlo, monospace;
}

* {
  box-sizing: border-box;
}

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

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background-image:
    radial-gradient(circle at 15% 0%, rgba(232, 93, 31, 0.05), transparent 45%);
}

.page {
  max-width: 640px;
  margin: 0 auto;
  width: 100%;
  padding: 2.5rem 1.5rem 8rem;
  flex: 1;
}

.masthead {
  border-bottom: 1px solid var(--line);
  padding-bottom: 1.5rem;
  margin-bottom: 2rem;
}

.masthead .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass);
  margin: 0 0 0.6rem;
}

.masthead h1 {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-weight: 500;
  font-size: clamp(2rem, 6vw, 2.8rem);
  margin: 0 0 0.35rem;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.masthead p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.95rem;
  font-style: italic;
}

.tracklist {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.track {
  display: grid;
  grid-template-columns: 2.4rem 1fr auto;
  align-items: baseline;
  gap: 0.9rem;
  padding: 1.05rem 0.25rem;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  background: none;
  border-left: none;
  border-right: none;
  border-top: none;
  width: 100%;
  text-align: left;
  color: inherit;
  font: inherit;
  transition: background-color 0.15s ease;
  position: relative;
}

.track:hover {
  background: var(--surface);
}

.track .num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink-muted);
}

.track .title-wrap {
  min-width: 0;
}

.track .title {
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.track .artist {
  font-size: 0.82rem;
  color: var(--ink-muted);
  font-style: italic;
}

.track .status {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-muted);
}

.track.playing .num,
.track.playing .status {
  color: var(--brass);
}

.track.playing .title {
  color: var(--brass);
}

/* la "linea del tonearm": si disegna sotto la traccia in riproduzione */
.track.playing::after {
  content: '';
  position: absolute;
  left: 0.25rem;
  right: 0.25rem;
  bottom: -1px;
  height: 2px;
  background: var(--brass);
  transform-origin: left;
  animation: sweep 1.8s ease-in-out infinite alternate;
}

@keyframes sweep {
  from { opacity: 0.35; }
  to { opacity: 1; }
}

.empty, .error {
  color: var(--ink-muted);
  font-style: italic;
  padding: 1.5rem 0.25rem;
}

.error {
  color: var(--rust);
}

/* Banner di installazione (Android: prompt nativo / iOS: istruzioni manuali) */
.install-banner[hidden] {
  display: none;
}

.install-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.9rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.85rem 1.1rem;
  margin-bottom: 1.25rem;
  background: var(--surface);
}

.install-text {
  margin: 0;
  font-size: 0.85rem;
  color: var(--ink-muted);
}

.install-btn {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  padding: 0.55rem 1rem;
  background: var(--brass);
  color: var(--bg);
  border: 1px solid var(--brass);
  border-radius: 4px;
  cursor: pointer;
  white-space: nowrap;
}

.install-btn:hover {
  background: var(--rust);
  border-color: var(--rust);
}

/* Accesso (link via email, stesso sistema del player privato) */
.auth-gate {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 1.1rem 1.25rem;
  margin-bottom: 1.5rem;
  background: var(--surface);
}

.auth-hint {
  font-size: 0.85rem;
  color: var(--ink-muted);
  margin: 0 0 0.75rem;
  font-style: italic;
}

.auth-input {
  width: 100%;
  box-sizing: border-box;
  padding: 0.65rem 0.75rem;
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 4px;
  margin-bottom: 0.6rem;
}

.auth-input:focus {
  outline: 2px solid var(--brass);
  outline-offset: 1px;
}

.auth-btn {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.55rem 1rem;
  background: var(--brass);
  color: var(--bg);
  border: 1px solid var(--brass);
  border-radius: 4px;
  cursor: pointer;
}

.auth-btn:hover {
  background: var(--rust);
  border-color: var(--rust);
  color: var(--ink);
}

.auth-btn.ghost {
  background: none;
  color: var(--ink-muted);
  border-color: var(--line);
  margin-left: 0.5rem;
}

.auth-btn.ghost:hover {
  background: none;
  color: var(--ink);
  border-color: var(--ink-muted);
}

.auth-message {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  min-height: 1.1rem;
  margin: 0.6rem 0 0;
  color: var(--ink-muted);
}

.auth-message.error { color: var(--rust); }
.auth-message.success { color: var(--sugar); }

.auth-paste {
  margin-top: 1rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--line);
}

.auth-paste summary {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-muted);
  cursor: pointer;
}

.auth-paste[open] summary {
  color: var(--ink);
  margin-bottom: 0.6rem;
}

/* Player fisso in basso */
.player-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--surface);
  border-top: 1px solid var(--line);
  padding: 0.6rem 1.25rem 0.9rem;
  display: none;
  flex-direction: column;
  gap: 0.35rem;
  backdrop-filter: blur(6px);
}

.player-bar.active {
  display: flex;
}

.seek-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.seek-time {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-muted);
  min-width: 2.2rem;
  text-align: center;
  user-select: none;
}

.seek-bar {
  flex: 1;
  accent-color: var(--brass);
  cursor: pointer;
}

.main-row {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.disc {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: radial-gradient(circle at center, var(--surface-raised) 0 28%, var(--bg) 29% 34%, var(--surface-raised) 35%);
  border: 1px solid var(--line);
  flex-shrink: 0;
  animation: spin 3.2s linear infinite;
  animation-play-state: paused;
}

.disc.spinning {
  animation-play-state: running;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.now-playing {
  min-width: 0;
  flex: 1;
}

.now-playing .title {
  font-family: var(--font-display);
  font-size: 0.98rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.now-playing .artist {
  font-size: 0.78rem;
  color: var(--ink-muted);
}

.controls {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.controls button {
  background: none;
  border: 1px solid var(--line);
  color: var(--ink);
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.controls button:hover {
  border-color: var(--brass);
  color: var(--brass);
}

.controls .play-toggle {
  background: var(--brass);
  color: var(--bg);
  border-color: var(--brass);
  width: 2.7rem;
  height: 2.7rem;
}

.controls .play-toggle:hover {
  background: var(--rust);
  border-color: var(--rust);
  color: var(--ink);
}

@media (prefers-reduced-motion: reduce) {
  .disc, .track.playing::after {
    animation: none;
  }
}