/* =========================================================
   Cifras de Violão — Catálogo Offline
   Estética: madeira quente, dourado suave, fundo profundo
   ========================================================= */
@import url('fonts.css');

:root{
  --bg: #14100c;
  --bg-2: #1b1510;
  --panel: #221a13;
  --panel-2: #2a2017;
  --line: #3a2c20;
  --text: #f3ead9;
  --muted: #b8a98f;
  --muted-2: #8f7e64;
  --gold: #d8a44e;
  --gold-soft: #e9c987;
  --accent: #c97b3c;
  --danger: #d9663f;
  --radius: 16px;
  --radius-sm: 11px;
  --shadow: 0 10px 30px -12px rgba(0,0,0,.7), 0 2px 8px -2px rgba(0,0,0,.5);
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --maxw: 1180px;
}

*{ box-sizing: border-box; }
[hidden]{ display:none !important; }
html,body{ margin:0; padding:0; }
body{
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(216,164,78,.10), transparent 60%),
    radial-gradient(900px 500px at -10% 10%, rgba(201,123,60,.08), transparent 55%),
    var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

#app{ max-width: var(--maxw); margin: 0 auto; padding: 0 18px 80px;
  padding-left: max(18px, env(safe-area-inset-left));
  padding-right: max(18px, env(safe-area-inset-right));
}

/* ---------- Topbar ---------- */
.topbar{
  display:flex; align-items:center; justify-content:space-between;
  gap:16px; padding: 22px 4px 14px;
  position: sticky; top:0; z-index: 30;
  background: linear-gradient(180deg, var(--bg) 62%, rgba(20,16,12,.0));
  padding-top: max(22px, env(safe-area-inset-top));
}
.brand{ display:flex; align-items:center; gap:13px; min-width:0; }
.brand-logo{
  width:46px; height:46px; flex:0 0 auto; border-radius:13px;
  display:grid; place-items:center; color:#1a1108;
  background: linear-gradient(135deg, var(--gold-soft), var(--gold));
  box-shadow: 0 6px 18px -6px rgba(216,164,78,.6), inset 0 1px 0 rgba(255,255,255,.4);
}
.brand-text{ min-width:0; }
.brand-text h1{ font-family:'Playfair Display', serif; font-weight:700;
  font-size: 25px; line-height:1.05; margin:0; letter-spacing:.2px;
  background: linear-gradient(90deg, var(--text), var(--gold-soft));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.brand-sub{ font-size:12.5px; color:var(--muted-2); letter-spacing:.3px; }

.topbar-actions{ display:flex; gap:10px; flex:0 0 auto; }
.btn-ghost{
  display:inline-flex; align-items:center; gap:8px;
  background: var(--panel); color:var(--text);
  border:1px solid var(--line); border-radius:12px;
  padding:10px 14px; font-size:14px; font-weight:500; cursor:pointer;
  transition: transform .16s var(--ease-out), background .2s, border-color .2s;
}
.btn-ghost:hover{ background:var(--panel-2); border-color:#4a3829; }
.btn-ghost:active{ transform: scale(.97); }
.btn-label{ }

/* ---------- Busca ---------- */
.searchwrap{ position: sticky; top:78px; z-index:25; padding-bottom:10px;
  background: linear-gradient(180deg, var(--bg) 70%, rgba(20,16,12,0)); }
.searchbox{
  display:flex; align-items:center; gap:10px;
  background: var(--panel); border:1px solid var(--line);
  border-radius: 14px; padding: 4px 12px; box-shadow: var(--shadow);
  transition: border-color .2s, box-shadow .2s;
}
.searchbox:focus-within{ border-color: var(--gold); box-shadow: 0 0 0 3px rgba(216,164,78,.15), var(--shadow); }
.search-icon{ color: var(--muted-2); flex:0 0 auto; }
#q{
  flex:1; min-width:0; background:transparent; border:0; outline:0;
  color:var(--text); font-size:16px; padding:14px 0;
}
#q::placeholder{ color: var(--muted-2); }
.clear-btn{ background:transparent; border:0; color:var(--muted); cursor:pointer; padding:6px; border-radius:8px; display:grid; place-items:center; }
.clear-btn:hover{ color:var(--text); background:var(--panel-2); }
.searchmeta{ display:flex; align-items:center; justify-content:space-between; gap:12px; padding: 9px 6px 2px; font-size:13px; color:var(--muted); }
.lyrics-toggle{ display:inline-flex; align-items:center; gap:7px; cursor:pointer; user-select:none; color:var(--muted); }
.lyrics-toggle input{ accent-color: var(--gold); width:15px; height:15px; }

/* ---------- Categorias ---------- */
.cats{
  display:flex; gap:9px; overflow-x:auto; padding: 6px 2px 14px;
  scrollbar-width:none; -webkit-overflow-scrolling: touch;
}
.cats::-webkit-scrollbar{ display:none; }
.chip{
  flex:0 0 auto; cursor:pointer; white-space:nowrap;
  background: var(--panel); border:1px solid var(--line);
  color: var(--muted); border-radius: 999px; padding: 9px 15px;
  font-size: 13.5px; font-weight:500;
  transition: transform .16s var(--ease-out), background .2s, color .2s, border-color .2s;
}
.chip:active{ transform: scale(.96); }
.chip:hover{ color:var(--text); border-color:#4a3829; }
.chip.active{ background: linear-gradient(135deg, var(--gold-soft), var(--gold)); color:#1a1108; border-color:transparent; font-weight:600; }
.chip .c-count{ opacity:.7; margin-left:6px; font-size:12px; }
.chip.active .c-count{ opacity:.85; }

/* ---------- Grid ---------- */
.grid{
  display:grid; gap:14px;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}
.card{
  background: linear-gradient(160deg, var(--panel-2), var(--panel));
  border:1px solid var(--line); border-radius: var(--radius);
  overflow:hidden; cursor:pointer; position:relative;
  box-shadow: var(--shadow);
  transition: transform .2s var(--ease-out), border-color .2s;
  opacity:0; transform: translateY(8px) scale(.99);
  animation: cardIn .42s var(--ease-out) forwards;
}
@keyframes cardIn{ to{ opacity:1; transform:none; } }
.card:hover{ transform: translateY(-3px); border-color:#5a4126; }
.card:active{ transform: translateY(-1px) scale(.995); }
.card-thumb{
  position:relative; aspect-ratio: 4/3; background:#0e0b08;
  overflow:hidden; border-bottom:1px solid var(--line);
}
.card-thumb img{ width:100%; height:100%; object-fit:cover; object-position: top center;
  filter: saturate(.96) contrast(1.02); display:block;
  transition: transform .5s var(--ease-out); background:#0e0b08; }
.card:hover .card-thumb img{ transform: scale(1.04); }
.card-thumb .ph{ position:absolute; inset:0; display:grid; place-items:center; color:#3c2e22; }
.card-body{ padding: 13px 15px 15px; }
.card-title{ font-family:'Playfair Display', serif; font-size:17px; font-weight:600; line-height:1.2; color:var(--text); margin:0 0 4px;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; }
.card-artist{ font-size:13.5px; color:var(--gold-soft); margin:0; display:-webkit-box; -webkit-line-clamp:1; -webkit-box-orient:vertical; overflow:hidden; }
.card-tags{ display:flex; gap:7px; margin-top:11px; flex-wrap:wrap; }
.tag{ font-size:11.5px; color:var(--muted); background:rgba(255,255,255,.03); border:1px solid var(--line); padding:3px 9px; border-radius:999px; }
.tag.tom{ color:var(--gold-soft); border-color:rgba(216,164,78,.35); }
.card-snippet{ margin-top:10px; font-size:12.5px; color:var(--muted); line-height:1.5;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; }
.card-snippet mark{ background: rgba(216,164,78,.28); color:var(--gold-soft); border-radius:3px; padding:0 2px; }

/* ---------- Vazio / rodapé ---------- */
.empty{ text-align:center; padding: 60px 20px; color:var(--muted); }
.empty p{ font-size:18px; margin:0 0 6px; color:var(--text); }
.empty span{ font-size:14px; }
.foot{ text-align:center; padding: 30px 0 10px; color:var(--muted-2); font-size:12.5px; }

/* ---------- Visualizador ---------- */
.viewer{ position:fixed; inset:0; z-index:60; background: rgba(10,8,6,.96);
  backdrop-filter: blur(8px); display:none; flex-direction:column;
  animation: fadeIn .2s var(--ease-out); }
.viewer:not([hidden]){ display:flex; }
@keyframes fadeIn{ from{ opacity:0 } to{ opacity:1 } }
.viewer-bar{ display:flex; align-items:center; justify-content:space-between; gap:14px;
  padding: 14px 18px; padding-top: max(14px, env(safe-area-inset-top));
  border-bottom:1px solid rgba(255,255,255,.06); }
.viewer-info{ min-width:0; }
.viewer-info strong{ display:block; font-family:'Playfair Display',serif; font-size:18px; color:var(--text);
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.viewer-info span{ font-size:13px; color:var(--gold-soft); }
.viewer-tools{ display:flex; gap:8px; flex:0 0 auto; }
.vbtn{ width:42px; height:42px; border-radius:11px; display:grid; place-items:center;
  background: rgba(255,255,255,.06); color:var(--text); border:1px solid rgba(255,255,255,.08);
  cursor:pointer; text-decoration:none; transition: background .2s, transform .16s var(--ease-out); }
.vbtn:hover{ background: rgba(255,255,255,.12); }
.vbtn:active{ transform: scale(.94); }
.viewer-stage{ flex:1; overflow:auto; -webkit-overflow-scrolling:touch; display:flex; align-items:flex-start; justify-content:center; padding: 18px; }
.viewer-stage img{ max-width:100%; height:auto; border-radius:10px; box-shadow: 0 20px 60px -20px rgba(0,0,0,.8); background:#fff; }
.viewer-stage.zoom{ align-items:flex-start; justify-content:flex-start; }
.viewer-stage.zoom img{ max-width:none; width:auto; cursor: zoom-out; }

/* ---------- Modal Adicionar ---------- */
.modal{ position:fixed; inset:0; z-index:70; background:rgba(10,8,6,.7); backdrop-filter: blur(6px);
  display:none; align-items:flex-end; justify-content:center; animation: fadeIn .2s var(--ease-out); }
.modal:not([hidden]){ display:flex; }
@media(min-width:680px){ .modal{ align-items:center; } }
.modal-card{ width:100%; max-width:560px; background: var(--bg-2); border:1px solid var(--line);
  border-radius: 20px 20px 0 0; box-shadow: var(--shadow); max-height: 92vh; overflow:auto;
  animation: sheetUp .32s var(--ease-out); }
@media(min-width:680px){ .modal-card{ border-radius:20px; animation: popIn .28s var(--ease-out); } }
@keyframes sheetUp{ from{ transform: translateY(24px); opacity:.6 } to{ transform:none; opacity:1 } }
@keyframes popIn{ from{ transform: scale(.96); opacity:0 } to{ transform:none; opacity:1 } }
.modal-head{ display:flex; align-items:center; justify-content:space-between; padding:18px 20px; border-bottom:1px solid var(--line);
  position:sticky; top:0; background:var(--bg-2); }
.modal-head h2{ font-family:'Playfair Display',serif; font-size:20px; margin:0; }
.modal-body{ padding: 18px 20px; }
.modal-hint{ font-size:13.5px; color:var(--muted); margin:0 0 16px; line-height:1.5; }
.field{ display:flex; flex-direction:column; gap:6px; margin-bottom:14px; }
.field > span{ font-size:13px; color:var(--muted); }
.field input, .field textarea{ background:var(--panel); border:1px solid var(--line); border-radius:11px;
  color:var(--text); padding:12px 13px; font-size:15px; font-family:inherit; outline:none; transition: border-color .2s; }
.field input:focus, .field textarea:focus{ border-color: var(--gold); }
.field textarea{ resize: vertical; line-height:1.5; }
.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.modal-foot{ display:flex; gap:10px; justify-content:flex-end; padding:16px 20px; border-top:1px solid var(--line);
  position:sticky; bottom:0; background:var(--bg-2); }
.btn-primary{ background: linear-gradient(135deg, var(--gold-soft), var(--gold)); color:#1a1108;
  border:0; border-radius:12px; padding:12px 20px; font-size:14.5px; font-weight:700; cursor:pointer;
  transition: transform .16s var(--ease-out), filter .2s; }
.btn-primary:hover{ filter: brightness(1.05); }
.btn-primary:active{ transform: scale(.97); }

/* toast */
.toast{ position:fixed; left:50%; bottom: 26px; transform: translateX(-50%) translateY(10px);
  background:var(--panel-2); color:var(--text); border:1px solid var(--line); border-radius:12px;
  padding:12px 18px; font-size:14px; box-shadow:var(--shadow); opacity:0; z-index:90;
  transition: opacity .25s var(--ease-out), transform .25s var(--ease-out); }
.toast.show{ opacity:1; transform: translateX(-50%) translateY(0); }

/* loader inicial */
.boot{ position:fixed; inset:0; display:grid; place-items:center; background:var(--bg); z-index:100; }
.boot .spin{ width:42px; height:42px; border-radius:50%; border:3px solid var(--line); border-top-color:var(--gold); animation: spin 1s linear infinite; }
@keyframes spin{ to{ transform: rotate(360deg) } }

@media (max-width: 560px){
  .btn-label{ display:none; }
  .brand-text h1{ font-size:21px; }
  .grid{ grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap:11px; }
  .card-title{ font-size:15px; }
  .field-row{ grid-template-columns:1fr; }
  .searchwrap{ top:72px; }
}

@media (prefers-reduced-motion: reduce){
  *{ animation: none !important; transition: none !important; }
}

/* ========================================================
   Painel de download para uso offline (iOS/PWA)
   ======================================================== */
.offline-panel{
  max-width: var(--maxw);
  margin: 14px auto 0;
  padding: 16px 18px;
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.offline-row{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.offline-text{ display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.offline-text strong{ font-size: .98rem; color: var(--gold-soft); }
.offline-text span{ font-size: .84rem; color: var(--muted); }
.offline-actions{ display: flex; gap: 10px; align-items: center; flex-shrink: 0; }

#btnOffline.ready{ color: var(--gold-soft); }
#btnOffline.ready svg{ stroke: var(--gold); }

.offline-progress{ margin-top: 14px; }
.offline-progress .bar{
  width: 100%;
  height: 10px;
  background: rgba(0,0,0,.35);
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
}
.offline-progress .bar-fill{
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--gold));
  border-radius: 999px;
  transition: width .25s var(--ease-out);
}
.offline-progress #offlineStat{
  display: block;
  margin-top: 8px;
  font-size: .82rem;
  color: var(--muted);
}

@media (max-width: 560px){
  .offline-row{ flex-direction: column; align-items: stretch; }
  .offline-actions{ justify-content: stretch; }
  .offline-actions .btn-primary, .offline-actions .btn-ghost{ flex: 1; justify-content: center; }
}