/* ============================================================
   SongBook Manager — Archivio Canti
   Stile principale
   ============================================================ */

:root {
  --bg:        #f8fafc;
  --bg-card:   #ffffff;
  --border:    #e2e8f0;
  --text:      #0f172a;
  --text-soft: #475569;
  --muted:     #94a3b8;
  --primary:   #4f46e5;
  --primary-d: #4338ca;
  --danger:    #dc2626;
  --ok:        #059669;
  --warn:      #d97706;
  --shadow:    0 1px 3px rgba(15,23,42,.08);
  --radius:    8px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

code { background: #eef2ff; padding: 1px 6px; border-radius: 4px; font-size: .9em; }

/* === Topbar === */
.topbar {
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 50;
}
.topbar-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.brand {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
}
.brand:hover { text-decoration: none; }
.main-nav {
  display: flex;
  gap: 18px;
  flex: 1;
  flex-wrap: wrap;
}
.main-nav a {
  color: var(--text-soft);
  font-weight: 500;
  padding: 6px 0;
}
.main-nav a:hover { color: var(--primary); }
.user-box {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .9rem;
  flex-wrap: wrap;
}
.user-name { font-weight: 600; }
.user-box .link { color: var(--text-soft); }
.user-box .logout { color: var(--danger); }

/* === Container === */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 24px 20px 80px;
}

/* === Bottoni === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  background: #fff;
  color: var(--text);
  cursor: pointer;
  font-size: .95rem;
  font-weight: 500;
  text-decoration: none;
  transition: background .15s, border-color .15s, transform .05s;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-primary  { background: var(--primary); color: #fff; }
.btn-primary:hover  { background: var(--primary-d); }
.btn-secondary{ background: #fff; border-color: var(--border); }
.btn-secondary:hover { background: #f1f5f9; }
.btn-danger   { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #b91c1c; }
.btn-link     { background: transparent; color: var(--text-soft); }
.btn-link:hover { color: var(--text); text-decoration: underline; }
.btn-sm       { padding: 5px 10px; font-size: .85rem; }
.btn-full     { width: 100%; justify-content: center; }
.btn-icon     { padding: 8px 14px; }

/* === Form === */
input[type="text"],
input[type="search"],
input[type="password"],
input[type="email"],
input[type="url"],
input[type="number"],
select,
textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  background: #fff;
}
textarea { font-family: ui-monospace, "SF Mono", Monaco, "Cascadia Mono", monospace; font-size: .9rem; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary); outline-offset: 1px; border-color: var(--primary); }
label { display: block; margin-bottom: 12px; font-size: .9rem; color: var(--text-soft); font-weight: 500; }
label > input, label > select, label > textarea { margin-top: 4px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* === Alert === */
.alert { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 16px; }
.alert-error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.alert-ok    { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; }

/* === Badge === */
.badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: .75rem;
  font-weight: 600;
  color: #fff;
  background: var(--primary);
  line-height: 1.4;
}
.badge-key { background: #0f172a; }
.badge-ruolo.badge-superadmin     { background: #dc2626; }
.badge-ruolo.badge-editor         { background: #d97706; }
.badge-ruolo.badge-visualizzatore { background: #475569; }

/* === Login === */
.login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
}
.login-card {
  background: #fff;
  padding: 36px 32px;
  border-radius: 12px;
  width: min(90vw, 380px);
  box-shadow: 0 20px 50px rgba(0,0,0,.25);
}
.login-title { margin: 0 0 4px; font-size: 1.5rem; }
.login-sub   { margin: 0 0 22px; color: var(--text-soft); font-size: .95rem; }

/* === Archivio === */
.archivio-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.archivio-head h1 { margin: 0; font-size: 1.6rem; }

.ricerca-toolbar {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.ricerca-input-wrap { flex: 1 1 240px; min-width: 240px; }
.ricerca-toolbar select { width: auto; min-width: 160px; }

/* Tag filtri */
.tag-filtri {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 18px;
  padding: 12px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.tag-filtri .label { font-weight: 600; color: var(--text-soft); margin-right: 4px; }
.tag-chip {
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  padding: 5px 12px;
  border-radius: 999px;
  cursor: pointer;
  font-size: .82rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all .15s;
}
.tag-chip .count { color: var(--muted); font-size: .8em; }
.tag-chip:hover { border-color: var(--tag-color); }
.tag-chip.attivo {
  background: var(--tag-color);
  color: #fff;
  border-color: var(--tag-color);
}
.tag-chip.attivo .count { color: rgba(255,255,255,.85); }
.tag-clear {
  background: transparent;
  border: none;
  color: var(--danger);
  cursor: pointer;
  font-size: .85rem;
}

/* Dashboard stats */
.dashboard-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}
.stat-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}
.stat-num { font-size: 1.8rem; font-weight: 700; display: block; }
.stat-lbl { color: var(--text-soft); font-size: .85rem; }
.stat-card-wide { grid-column: span 2; }
.stat-list { list-style: none; padding: 0; margin: 6px 0 0; }
.stat-list li { padding: 4px 0; font-size: .9rem; }

.risultati-meta { color: var(--text-soft); font-size: .9rem; margin-bottom: 12px; }

/* Canti grid */
.canti-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}
.canto-card {
  display: block;
  padding: 16px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  transition: transform .1s, box-shadow .15s, border-color .15s;
}
.canto-card:hover {
  text-decoration: none;
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(79,70,229,.12);
  transform: translateY(-2px);
}
.canto-titolo { margin: 0 0 4px; font-size: 1.05rem; }
.canto-artista { color: var(--text-soft); font-size: .88rem; }
.canto-meta { display: flex; flex-wrap: wrap; gap: 5px; margin: 8px 0; }
.canto-snippet { color: var(--text-soft); font-size: .85rem; margin: 6px 0 0; }
.canto-snippet mark, .canto-titolo mark, .canto-artista mark { background: #fef08a; padding: 0 2px; border-radius: 2px; }
.empty { padding: 40px; text-align: center; color: var(--muted); grid-column: 1 / -1; }

.paginazione { display: flex; gap: 4px; justify-content: center; margin-top: 20px; flex-wrap: wrap; }
.page-link {
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  background: #fff;
}
.page-link.attivo { background: var(--primary); color: #fff; border-color: var(--primary); }

/* === Canto view === */
.canto-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.canto-titolo-grande   { font-size: 2rem; margin: 0; }
.canto-artista-grande  { color: var(--text-soft); font-size: 1.05rem; margin-top: 2px; }
.canto-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.canto-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.trasposizione-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin-bottom: 14px;
  flex-wrap: wrap;
  gap: 12px;
}
.tonalita-info { display: flex; align-items: center; gap: 6px; font-size: .95rem; }
.tonalita-info .lbl { color: var(--text-soft); }
.tonalita-info .key-orig, .tonalita-info .key-now {
  font-weight: 700;
  font-size: 1.05rem;
  background: #0f172a;
  color: #fff;
  padding: 3px 10px;
  border-radius: 6px;
}
.tonalita-info .key-now { background: var(--primary); }
.steps-info { color: var(--text-soft); margin-left: 6px; font-size: .85rem; }
.trasposizione-controls { display: flex; gap: 6px; }

.canto-corpo {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
  font-family: ui-monospace, "SF Mono", Monaco, "Cascadia Mono", monospace;
  font-size: 1rem;
  line-height: 1.6;
  white-space: pre;
  word-wrap: normal;
  overflow-x: auto;
}
.canto-corpo .chord {
  color: var(--primary);
  font-weight: 700;
  /* Niente background/padding orizzontale: rovinerebbe l'allineamento col testo sotto */
}
.canto-corpo .section {
  display: block;
  font-weight: 700;
  color: var(--warn);
  margin-top: 12px;
}

.canto-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 18px;
  font-size: .95rem;
}

/* === Form canto / Carica === */
.form-canto, .carica, .profilo, .tag-gestione, .utenti, .errore-pagina {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.form-canto h1, .carica h1, .profilo h1, .tag-gestione h1, .utenti h1 { margin: 0 0 16px; }
.form-actions { display: flex; gap: 10px; margin-top: 20px; flex-wrap: wrap; }
.tag-selector { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.tag-check { display: inline-flex; gap: 6px; align-items: center; cursor: pointer; }
.tag-check input { width: auto; }
details summary { cursor: pointer; padding: 8px 0; color: var(--text-soft); }

/* === Carica tabs === */
.tabs { display: flex; gap: 4px; border-bottom: 2px solid var(--border); margin-bottom: 16px; flex-wrap: wrap; }
.tabs .tab {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 10px 16px;
  margin-bottom: -2px;
  cursor: pointer;
  font-size: .95rem;
  color: var(--text-soft);
}
.tabs .tab.attiva { border-color: var(--primary); color: var(--primary); font-weight: 600; }
.tab-pane { display: none; }
.tab-pane.attivo { display: block; }
.drop-zone {
  display: block;
  padding: 40px;
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  text-align: center;
  cursor: pointer;
  background: #f8fafc;
  margin-bottom: 12px;
  color: var(--text-soft);
  user-select: none;
}
.drop-zone:hover { border-color: var(--primary); background: #eef2ff; }
.drop-zone.drag-active { border-color: var(--primary); background: #e0e7ff; color: var(--primary); }
.drop-zone .drop-text { display: block; pointer-events: none; font-weight: 500; }
.ai-progress { display: flex; align-items: center; gap: 12px; padding: 16px; background: #eef2ff; border-radius: var(--radius); margin-top: 16px; }
.spinner { width: 24px; height: 24px; border: 3px solid #c7d2fe; border-top-color: var(--primary); border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.ai-preview { margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--border); }
.hint { color: var(--text-soft); font-size: .85rem; margin: 4px 0 12px; }

/* === Tag gestione === */
.riga-nuovo-tag { display: flex; gap: 8px; margin-bottom: 18px; align-items: center; }
.riga-nuovo-tag input[type="text"] { flex: 1; }
.riga-nuovo-tag input[type="color"] { width: 50px; height: 40px; padding: 2px; cursor: pointer; }
.tag-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 6px;
  flex-wrap: wrap;
}
.tag-row .badge { min-width: 80px; text-align: center; }
.tag-row .tag-name-edit { flex: 1; min-width: 140px; }
.tag-row .tag-color-edit { width: 50px; height: 36px; padding: 2px; }
.tag-row .conteggio { color: var(--muted); font-size: .85rem; }

/* === Utenti === */
.tabella-utenti { width: 100%; border-collapse: collapse; }
.tabella-utenti th, .tabella-utenti td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); }
.tabella-utenti th { background: #f8fafc; font-weight: 600; color: var(--text-soft); font-size: .85rem; text-transform: uppercase; letter-spacing: .03em; }
.tabella-utenti .actions { white-space: nowrap; }
.tabella-utenti .actions form, .tabella-utenti .actions button { display: inline-block; margin-right: 4px; }
.stato-attivo { color: var(--ok); font-weight: 600; }
.stato-disab  { color: var(--danger); font-weight: 600; }
.me { color: var(--muted); }

/* === Modale === */
.modale {
  border: none;
  border-radius: 12px;
  padding: 0;
  max-width: 90vw;
  width: 420px;
  box-shadow: 0 20px 60px rgba(0,0,0,.3);
}
.modale::backdrop { background: rgba(0,0,0,.45); }
.modale form { padding: 24px; }
.modale h2 { margin: 0 0 16px; }
.modale menu { display: flex; gap: 8px; justify-content: flex-end; padding: 0; margin: 16px 0 0; }

/* === Profilo === */
.card-profilo { background: #f8fafc; padding: 16px; border-radius: var(--radius); margin-bottom: 24px; }
.card-profilo dl { margin: 0; display: grid; grid-template-columns: 140px 1fr; row-gap: 8px; }
.card-profilo dt { font-weight: 600; color: var(--text-soft); }
.form-stretto { max-width: 420px; }

/* === Errore === */
.errore-pagina { text-align: center; padding: 60px 24px; }
.errore-pagina h1 { font-size: 2rem; }

/* === Footer === */
.footer {
  border-top: 1px solid var(--border);
  background: #fff;
  margin-top: 40px;
}
.footer-inner { max-width: 1280px; margin: 0 auto; padding: 18px 20px; color: var(--muted); font-size: .85rem; text-align: center; }

/* === Stampa === */
@media print {
  body { background: #fff; }
  .topbar, .footer, .canto-actions, .trasposizione-bar, .canto-nav, .no-print, .main-nav, .user-box { display: none !important; }
  .container { padding: 0; max-width: none; }
  .canto-corpo { border: none; padding: 0; font-size: 11pt; line-height: 1.7; }
  .canto-titolo-grande { font-size: 18pt; }
  .canto-artista-grande { font-size: 12pt; }
  .canto-corpo .chord { background: none; padding: 0; color: #000; }
}

/* === Responsive === */
@media (max-width: 720px) {
  .grid-2 { grid-template-columns: 1fr; }
  .topbar-inner { gap: 12px; }
  .user-box { width: 100%; }
  .canto-titolo-grande { font-size: 1.5rem; }
  .stat-card-wide { grid-column: span 1; }
}