/* 
 * Bass Buddy - Dark Mode Elegante Theme
 */

:root {
  --bulma-scheme-main: #1a1a1a;
  --bulma-scheme-main-bis: #2d2d2d;
  --bulma-scheme-main-ter: #3a3a3a;
  --bulma-background: #1a1a1a;
  --bulma-border: rgba(212, 175, 55, 0.3);
  --bulma-border-hover: rgba(212, 175, 55, 0.5);
  --bulma-text: #e0e0e0;
  --bulma-text-strong: #ffffff;
  --bulma-text-light: #c0c0c0;
  --bulma-primary: #d4af37;
  --bulma-primary-invert: #000000;
  --bulma-primary-dark: #c19b2e;
  --bulma-primary-light: rgba(212, 175, 55, 0.2);
  --bulma-success: #2ecc71;
  --bulma-info: #3498db;
  --bulma-warning: #f39c12;
  --bulma-danger: #e74c3c;
  --bulma-link: #3498db;
  --bulma-input-background-color: rgba(0, 0, 0, 0.4);
  --bulma-input-border-color: rgba(212, 175, 55, 0.3);
  --bulma-input-color: #e0e0e0;
  --bulma-input-placeholder-color: #808080;
  --bulma-input-focus-border-color: #d4af37;
  --bulma-input-focus-box-shadow-color: rgba(212, 175, 55, 0.25);
  --bulma-box-background-color: rgba(30, 30, 30, 0.8);
  --bulma-box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  --bulma-modal-background-background-color: rgba(0, 0, 0, 0.8);
}

body {
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
  min-height: 100vh;
}

.main-section { padding: 2rem 1rem; }

/* ============================================================
   VIEWER OVERLAY
   ============================================================ */

#viewer-overlay {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: flex;
  flex-direction: column;
  background: #111;
}

/* Header */
.vw-header {
  display: flex;
  align-items: center;
  height: 52px;
  padding: 0 0.75rem;
  gap: 0.6rem;
  background: rgba(0,0,0,0.9);
  border-bottom: 1px solid var(--bulma-border);
  flex-shrink: 0;
}

.vw-back-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.06);
  color: #bbb;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-size: 0.9rem;
  transition: all 0.2s;
}
.vw-back-btn:hover {
  background: var(--bulma-primary-light);
  border-color: var(--bulma-border-hover);
  color: var(--bulma-primary);
}

.vw-meta { flex: 1; min-width: 0; }
.vw-title {
  font-size: 0.9rem; font-weight: 700; color: #fff;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  line-height: 1.2;
}
.vw-artist {
  font-size: 0.72rem; color: var(--bulma-primary);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.vw-tabs {
  display: flex; gap: 0.3rem;
  overflow-x: auto; flex-shrink: 0;
  max-width: 55%;
}

.vw-tab {
  padding: 0.3rem 0.6rem;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.06);
  color: #888;
  cursor: pointer;
  font-size: 0.74rem;
  white-space: nowrap;
  transition: all 0.18s;
  display: flex; align-items: center; gap: 0.25rem;
}
.vw-tab:hover { border-color: var(--bulma-border-hover); color: #ccc; }
.vw-tab.active {
  background: var(--bulma-primary-light);
  border-color: var(--bulma-primary);
  color: var(--bulma-primary);
  font-weight: 600;
}
.vw-tab-ext { border-color: rgba(155,89,182,0.3); color: #a87fd6; }
.vw-tab-ext:hover { background: rgba(155,89,182,0.15); border-color: rgba(155,89,182,0.6); color: #c09ee0; }

/* Player bar */
.vw-player {
  background: rgba(8,8,8,0.97);
  border-bottom: 1px solid rgba(212,175,55,0.2);
  padding: 0.5rem 0.75rem 0.4rem;
  flex-shrink: 0;
}

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

.vw-play-btn {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 2px solid var(--bulma-primary);
  background: transparent;
  color: var(--bulma-primary);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; flex-shrink: 0;
  transition: all 0.2s;
}
.vw-play-btn:hover { background: var(--bulma-primary); color: #000; }

.vw-progress {
  display: flex; align-items: center; gap: 0.4rem;
  flex: 1; min-width: 0;
}
.vw-progress span {
  font-size: 0.7rem; color: #777;
  white-space: nowrap; font-variant-numeric: tabular-nums;
}

.vw-seek {
  flex: 1;
  -webkit-appearance: none; appearance: none;
  height: 4px; border-radius: 2px;
  background: #2a2a2a; outline: none; cursor: pointer;
}
.vw-seek::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--bulma-primary); cursor: pointer;
  transition: transform 0.1s;
}
.vw-seek::-webkit-slider-thumb:active { transform: scale(1.35); }

.vw-speed { display: flex; align-items: center; gap: 0.25rem; flex-shrink: 0; }
.vw-speed-lbl { font-size: 0.62rem; color: #555; }
.vw-speed-btns { display: flex; gap: 0.18rem; }
.vw-speed-btns button {
  padding: 0.18rem 0.3rem;
  border-radius: 4px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
  color: #777; cursor: pointer; font-size: 0.62rem;
  transition: all 0.15s;
}
.vw-speed-btns button:hover { border-color: var(--bulma-border-hover); color: #ccc; }
.vw-speed-btns button.active {
  background: var(--bulma-primary-light);
  border-color: var(--bulma-primary);
  color: var(--bulma-primary); font-weight: 700;
}

.vw-source-lbl {
  font-size: 0.65rem; font-weight: 600;
  margin-top: 0.3rem; letter-spacing: 0.4px;
}
.vw-source-lbl.audio   { color: var(--bulma-success); }
.vw-source-lbl.backing { color: var(--bulma-info); }

/* PDF content area */
.vw-content {
  flex: 1; overflow: hidden; position: relative;
  display: flex; flex-direction: column;
}

/* PDF toolbar */
.pdf-toolbar {
  display: flex; align-items: center; justify-content: center;
  gap: 0.4rem; padding: 0.4rem 0.75rem;
  background: rgba(10,10,10,0.9);
  border-bottom: 1px solid rgba(212,175,55,0.2);
  flex-shrink: 0;
}

.pdf-tb-btn {
  width: 32px; height: 32px; border-radius: 6px;
  border: 1px solid rgba(212,175,55,0.35);
  background: rgba(255,255,255,0.06);
  color: #d4af37; cursor: pointer; font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.15s;
  -webkit-tap-highlight-color: transparent;
}
.pdf-tb-btn:hover, .pdf-tb-btn:active {
  background: rgba(212,175,55,0.2);
}
.pdf-tb-btn:disabled { opacity: 0.3; cursor: default; }

.pdf-page-info {
  font-size: 0.82rem; color: #ccc;
  min-width: 60px; text-align: center;
  font-variant-numeric: tabular-nums;
}

.pdf-zoom-info {
  font-size: 0.75rem; color: #888;
  min-width: 40px; text-align: center;
}

.pdf-tb-sep {
  width: 1px; height: 20px;
  background: rgba(212,175,55,0.2);
  margin: 0 0.2rem;
}

/* Scrollable canvas area */
.pdf-viewport {
  flex: 1; overflow-y: auto; overflow-x: hidden;
  display: flex; flex-direction: column;
  align-items: center;
  padding: 0.75rem 0.5rem;
  gap: 0.75rem;
  background: #2a2a2a;
}

.pdf-canvas {
  display: block;
  box-shadow: 0 4px 20px rgba(0,0,0,0.6);
  flex-shrink: 0;
  max-width: 100%;
}

.pdf-loading {
  display: flex; flex-direction: column;
  align-items: center; gap: 0.75rem;
  color: #888; font-size: 0.85rem;
  padding: 3rem 0;
}

.pdf-spinner {
  width: 32px; height: 32px;
  border: 3px solid rgba(212,175,55,0.2);
  border-top-color: #d4af37;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.vw-audio-error {
  display: flex; align-items: center; gap: 0.5rem;
  background: rgba(231,76,60,0.15);
  border: 1px solid rgba(231,76,60,0.4);
  border-radius: 8px;
  padding: 0.6rem 1rem;
  color: #e74c3c; font-size: 0.8rem;
  margin: 0.5rem;
  flex-shrink: 0;
}

/* Bottone apri PDF esterno nell'header */
.vw-ext-btn {
  width: 32px; height: 32px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.06);
  color: #777;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem;
  flex-shrink: 0;
  transition: all 0.2s;
  text-decoration: none;
}
.vw-ext-btn:hover {
  border-color: var(--bulma-border-hover);
  color: var(--bulma-primary);
  background: var(--bulma-primary-light);
}

/* ============================================================
   STAT CARDS CLICCABILI
   ============================================================ */

.stat-clickable {
  cursor: pointer;
}
.stat-clickable:hover {
  border-color: var(--bulma-primary) !important;
  transform: translateY(-3px) !important;
  box-shadow: 0 6px 20px rgba(212,175,55,0.2) !important;
}
.stat-clickable:hover .title {
  text-shadow: 0 0 16px rgba(212,175,55,0.5);
}

/* ============================================================
   SUMMARY VIEW
   ============================================================ */

.summary-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--bulma-border);
}

.summary-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  border: 1px solid var(--bulma-border);
  background: transparent;
  color: var(--bulma-text-light);
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.2s;
}
.summary-back-btn:hover {
  border-color: var(--bulma-primary);
  color: var(--bulma-primary);
  background: var(--bulma-primary-light);
}

.summary-breadcrumb-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--bulma-primary);
}

.summary-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.7rem 0.9rem;
  margin-bottom: 0.4rem;
  border-radius: 8px;
  border: 1px solid var(--bulma-border);
  background: rgba(30,30,30,0.6);
  cursor: pointer;
  transition: all 0.2s;
}
.summary-row:hover {
  border-color: var(--bulma-primary);
  background: var(--bulma-primary-light);
  transform: translateX(3px);
}

.summary-row-left {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  min-width: 0;
  flex: 1;
}

.summary-row-icon {
  color: var(--bulma-primary);
  font-size: 0.9rem;
  flex-shrink: 0;
  width: 16px;
  text-align: center;
}

.summary-row-labels {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.summary-row-label {
  font-size: 0.95rem;
  color: var(--bulma-text-strong);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.summary-row-sub {
  font-size: 0.75rem;
  color: var(--bulma-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  opacity: 0.8;
}

.summary-row-right {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-shrink: 0;
}

.summary-row-count {
  font-size: 1rem;
  font-weight: 700;
  color: var(--bulma-primary);
}

.summary-row-unit {
  font-size: 0.75rem;
  color: #666;
}

.summary-row-arrow {
  font-size: 0.7rem;
  color: #555;
  margin-left: 0.25rem;
}

.summary-row:hover .summary-row-arrow {
  color: var(--bulma-primary);
}

.summary-missing {
  font-size: 0.8rem;
  color: #666;
  margin-top: 0.75rem;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  background: rgba(255,255,255,0.03);
  border: 1px dashed rgba(255,255,255,0.1);
}
.summary-missing i {
  margin-right: 0.3rem;
  color: #555;
}

/* Filter chip */
.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.5rem 0.2rem 0.6rem;
  border-radius: 999px;
  background: var(--bulma-primary-light);
  border: 1px solid var(--bulma-primary);
  color: var(--bulma-primary);
  font-size: 0.78rem;
  font-weight: 600;
}

.chip-clear {
  background: none;
  border: none;
  color: var(--bulma-primary);
  cursor: pointer;
  padding: 0;
  font-size: 0.7rem;
  opacity: 0.7;
  line-height: 1;
  display: flex;
  align-items: center;
}
.chip-clear:hover { opacity: 1; }



.header-box {
  background: rgba(0,0,0,0.6);
  border-radius: 8px; padding: 1.5rem; margin-bottom: 1.5rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.5);
  border: 1px solid var(--bulma-border);
}
.header-box .title  { color: var(--bulma-primary) !important; font-weight: 700; text-shadow: 0 0 20px rgba(212,175,55,0.3); }
.header-box .subtitle { color: var(--bulma-text-light) !important; }

.content-box {
  background: rgba(20,20,20,0.8); border-radius: 8px; padding: 2rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.5); border: 1px solid var(--bulma-border);
}

.stat-box {
  background: rgba(0,0,0,0.4); border: 1px solid var(--bulma-border);
  border-radius: 8px; padding: 1rem; text-align: center;
  box-shadow: 0 2px 6px rgba(0,0,0,0.3); transition: all 0.3s ease;
}
.stat-box:hover { border-color: var(--bulma-border-hover); transform: translateY(-2px); }
.stat-box .title   { color: var(--bulma-primary) !important; font-size: 2rem; font-weight: 700; }
.stat-box .heading { color: var(--bulma-text-light); font-size: 0.875rem; text-transform: uppercase; letter-spacing: 0.5px; }

.tabs { border-bottom-color: var(--bulma-border); }
.tabs li a { color: var(--bulma-text-light); }
.tabs li.is-active a { color: var(--bulma-primary); border-bottom-color: var(--bulma-primary); background-color: var(--bulma-primary-light); }
.tabs li a:hover { color: var(--bulma-primary); border-bottom-color: var(--bulma-border-hover); }

.tab-section { display: none; }
.tab-section.is-active { display: block; }

.box { border: 1px solid var(--bulma-border); transition: all 0.3s ease; }
.box:hover { border-color: var(--bulma-border-hover); transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,0,0,0.5); }
.box .title    { color: var(--bulma-text-strong) !important; }
.box .subtitle { color: var(--bulma-primary) !important; }

.button.is-primary:hover { transform: scale(1.05); }

.unsaved-badge-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  margin-left: 0.5rem;
  cursor: pointer;
  top: -2px;
}
.unsaved-badge {
  font-size: 0.75rem; padding: 0.25rem 0.5rem; border-radius: 12px;
  background: var(--bulma-danger); color: white; animation: pulse 2s infinite;
  border: none;
}
.unsaved-tooltip {
  visibility: hidden; opacity: 0;
  position: absolute; top: calc(100% + 8px); left: 50%;
  transform: translateX(-50%);
  background: rgba(20,20,20,0.97); border: 1px solid var(--bulma-danger);
  color: #eee; font-size: 0.78rem; white-space: pre;
  padding: 0.5rem 0.75rem; border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.5);
  z-index: 200; pointer-events: none;
  transition: opacity 0.18s ease; text-align: center; line-height: 1.5;
}
.unsaved-tooltip::before {
  content: ''; position: absolute; bottom: 100%; left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent; border-bottom-color: var(--bulma-danger);
}
.unsaved-badge-wrap:hover .unsaved-tooltip,
.unsaved-badge-wrap.tooltip-visible .unsaved-tooltip {
  visibility: visible; opacity: 1;
}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.6; } }

/* Modals */
.modal-card {
  background: var(--bulma-scheme-main);
  border: 1px solid var(--bulma-border);
  display: flex !important;
  flex-direction: column !important;
  max-height: 85vh !important;
  overflow: hidden !important;
}
.modal-card-head {
  background: rgba(0,0,0,0.6);
  border-bottom-color: var(--bulma-border);
  flex-shrink: 0 !important;
}
.modal-card-title { color: var(--bulma-primary); }
.modal-card-body {
  background: var(--bulma-scheme-main);
  color: var(--bulma-text);
  overflow-y: auto !important;
  flex: 1 1 auto !important;
  min-height: 0 !important;
}
.modal-card-foot {
  background: rgba(0,0,0,0.6);
  border-top-color: var(--bulma-border);
  flex-shrink: 0 !important;
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bulma-scheme-main); }
::-webkit-scrollbar-thumb { background: var(--bulma-primary); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--bulma-primary-dark); }

/* Notifications */
.notification.is-info    { background: rgba(52,152,219,0.2);  color: var(--bulma-info);    border: 1px solid rgba(52,152,219,0.4);  }
.notification.is-warning { background: rgba(243,156,18,0.2);  color: var(--bulma-warning); border: 1px solid rgba(243,156,18,0.4);  }
.notification.is-success { background: rgba(46,204,113,0.2);  color: var(--bulma-success); border: 1px solid rgba(46,204,113,0.4);  }

/* Tags */
.tag.is-success.is-light { background: rgba(46,204,113,0.2);  color: var(--bulma-success); border: 1px solid rgba(46,204,113,0.4);  }
.tag.is-info.is-light    { background: rgba(52,152,219,0.2);  color: var(--bulma-info);    border: 1px solid rgba(52,152,219,0.4);  }
.tag.is-warning.is-light { background: rgba(243,156,18,0.2);  color: var(--bulma-warning); border: 1px solid rgba(243,156,18,0.4);  }
.tag.is-dark { background: rgba(255,255,255,0.08); color: #ccc; }

/* Form */
.label { color: var(--bulma-text-light); }
.help  { color: #808080; }
hr     { background-color: var(--bulma-border); }