:root {
  --bg: #0b0f14;
  --bg2: #121821;
  --card: #171f2b;
  --card2: #1e2836;
  --fg: #e9eef5;
  --muted: #8b98aa;
  --acc: #1fd760;
  --acc2: #4da3ff;
  --danger: #ff5b6e;
  --line: rgba(255, 255, 255, 0.07);
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
  --safe: env(safe-area-inset-bottom, 0px);
}

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

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  overscroll-behavior: none;
}

#app { display: flex; flex-direction: column; min-height: 100dvh; }

.hidden { display: none !important; }

/* ---------------- cabecera ---------------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: calc(10px + env(safe-area-inset-top, 0px)) 16px 10px;
  background: linear-gradient(180deg, rgba(11, 15, 20, 0.98), rgba(11, 15, 20, 0.86));
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 12px; }
.logo {
  width: 38px; height: 38px; border-radius: 12px;
  display: grid; place-items: center; font-size: 20px; font-weight: 700;
  color: #06110a; background: linear-gradient(135deg, var(--acc), #8ef0b0);
  box-shadow: 0 6px 18px rgba(31, 215, 96, 0.28);
}
.topbar h1 { margin: 0; font-size: 17px; letter-spacing: 0.2px; }
.conn { margin: 2px 0 0; font-size: 11px; color: var(--muted); }
.conn.ok { color: var(--acc); }
.conn.err { color: var(--danger); }

.btn-install {
  border: 1px solid var(--acc);
  background: rgba(31, 215, 96, 0.12);
  color: var(--acc);
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 13px;
}

/* ---------------- vistas ---------------- */
#main {
  flex: 1;
  padding: 14px 14px calc(96px + var(--safe));
  max-width: 860px;
  width: 100%;
  margin: 0 auto;
}
.view { display: none; animation: fade 0.22s ease; }
.view.active { display: block; }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.chips { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; scrollbar-width: none; }
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex: 0 0 auto;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--fg);
  padding: 7px 13px;
  border-radius: 999px;
  font-size: 13px;
}
.chip.active { background: var(--fg); color: #0b0f14; border-color: var(--fg); font-weight: 600; }

.searchbar { display: flex; gap: 8px; margin: 14px 0 10px; }
.searchbar input, .searchbar select {
  flex: 1;
  min-width: 0;
  background: var(--card);
  border: 1px solid var(--line);
  color: var(--fg);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 15px;
  outline: none;
}
.searchbar input:focus, .searchbar select:focus { border-color: var(--acc2); }

.summary { color: var(--muted); font-size: 12.5px; margin: 6px 2px 10px; min-height: 16px; }

.btn-primary {
  background: var(--acc);
  color: #06110a;
  border: none;
  border-radius: 12px;
  padding: 12px 18px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}
.btn-primary:active { transform: scale(0.98); }
.btn-ghost {
  background: var(--card);
  color: var(--fg);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 14px;
  font-size: 13.5px;
  cursor: pointer;
}
.btn-ghost.active { border-color: var(--acc); color: var(--acc); }

.row-actions { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }

.disco-intro h2 { margin: 4px 0 6px; font-size: 20px; }
.disco-intro p { margin: 0 0 6px; color: var(--muted); font-size: 13.5px; line-height: 1.5; }

/* ---------------- listas ---------------- */
.list { display: flex; flex-direction: column; gap: 6px; }
.row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 10px;
  background: var(--card);
  border: 1px solid transparent;
  border-radius: 12px;
  cursor: pointer;
  transition: background 0.15s;
}
.row:active { background: var(--card2); }
.row.playing { border-color: rgba(31, 215, 96, 0.5); background: rgba(31, 215, 96, 0.08); }
.row .art {
  width: 44px; height: 44px; flex: 0 0 44px; border-radius: 9px;
  display: grid; place-items: center; font-size: 18px;
  background: linear-gradient(135deg, #243044, #16202e); color: var(--acc2);
}
.row .meta { flex: 1; min-width: 0; }
.row .t1 { font-size: 14.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.row .t2 { font-size: 12.5px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 2px; }
.row .dur { font-size: 12px; color: var(--muted); flex: 0 0 auto; }
.row .addbtn {
  flex: 0 0 auto;
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--acc); background: rgba(31, 215, 96, 0.12); color: var(--acc);
  font-size: 18px; line-height: 1; cursor: pointer;
}
.row .addbtn.busy { border-color: var(--muted); color: var(--muted); background: transparent; }
.row .addbtn.done { border-color: var(--acc2); color: var(--acc2); background: rgba(77, 163, 255, 0.12); }

.empty { color: var(--muted); text-align: center; padding: 34px 16px; font-size: 14px; line-height: 1.6; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.gcard { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 14px; cursor: pointer; }
.gcard .n { font-size: 14.5px; font-weight: 600; word-break: break-word; }
.gcard .c { font-size: 12px; color: var(--muted); margin-top: 4px; }
.gcard .ico { font-size: 26px; margin-bottom: 6px; }

/* ---------------- progreso de descarga ---------------- */
.bar { height: 4px; border-radius: 4px; background: rgba(255,255,255,0.08); overflow: hidden; margin-top: 7px; }
.bar > i { display: block; height: 100%; background: var(--acc); transition: width 0.3s; }
.badge { font-size: 10.5px; padding: 2px 7px; border-radius: 999px; background: var(--card2); color: var(--muted); }
.badge.err { background: rgba(255, 91, 110, 0.16); color: var(--danger); }
.badge.ok { background: rgba(31, 215, 96, 0.16); color: var(--acc); }
.badge.run { background: rgba(77, 163, 255, 0.16); color: var(--acc2); }

/* ---------------- estadísticas ---------------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; margin: 10px 0 14px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 14px; }
.stat .v { font-size: 22px; font-weight: 700; color: var(--acc); }
.stat .k { font-size: 12px; color: var(--muted); margin-top: 4px; }
.about { color: var(--muted); font-size: 12.5px; line-height: 1.7; margin-top: 14px; }
.about code { background: var(--card); padding: 1px 5px; border-radius: 5px; color: var(--acc2); }

/* ---------------- reproductor ---------------- */
.player {
  position: fixed;
  left: 0; right: 0;
  bottom: calc(62px + var(--safe));
  z-index: 40;
  background: rgba(18, 24, 33, 0.97);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--line);
  padding: 8px 12px 10px;
  box-shadow: var(--shadow);
}
.player-main { display: flex; align-items: center; gap: 10px; }
.pinfo { flex: 1; min-width: 0; }
.ptitle { font-size: 14.5px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.partist { font-size: 12px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.paux { flex: 0 0 auto; }

.pcontrols { display: flex; align-items: center; gap: 4px; flex: 0 0 auto; }
.ctl {
  background: transparent; border: none; color: var(--fg);
  font-size: 19px; width: 40px; height: 40px; border-radius: 50%; cursor: pointer;
  display: grid; place-items: center;
}
.ctl:active { background: rgba(255,255,255,0.08); }
.ctl.big {
  width: 48px; height: 48px; font-size: 21px;
  background: var(--fg); color: #0b0f14; font-weight: 700;
}
.ctl.on { color: var(--acc); }

.seekwrap { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.t { font-size: 10.5px; color: var(--muted); font-variant-numeric: tabular-nums; min-width: 30px; text-align: center; }
input[type="range"] {
  -webkit-appearance: none; appearance: none;
  flex: 1; height: 4px; border-radius: 4px;
  background: rgba(255,255,255,0.16); outline: none; margin: 0;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 13px; height: 13px; border-radius: 50%; background: var(--fg);
  box-shadow: 0 1px 4px rgba(0,0,0,0.5);
}
input[type="range"]::-moz-range-thumb { width: 13px; height: 13px; border: none; border-radius: 50%; background: var(--fg); }
.volwrap { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted); }

/* ---------------- ahora suena (pantalla completa) ---------------- */
.now {
  position: fixed; inset: 0; z-index: 60;
  background: radial-gradient(120% 70% at 50% 0%, #1b2a3d 0%, var(--bg) 60%);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 14px; padding: 30px 26px calc(30px + var(--safe));
  animation: fade 0.25s ease;
}
.now-close {
  position: absolute; top: calc(14px + env(safe-area-inset-top, 0px)); right: 16px;
  background: rgba(255,255,255,0.08); border: none; color: var(--fg);
  width: 42px; height: 42px; border-radius: 50%; font-size: 20px; cursor: pointer;
}
.now-art {
  width: min(72vw, 320px); aspect-ratio: 1; border-radius: 22px;
  display: grid; place-items: center; font-size: 84px; color: var(--acc2);
  background: linear-gradient(135deg, #243044, #16202e);
  box-shadow: var(--shadow); margin-bottom: 6px;
}
.now-title { font-size: 23px; font-weight: 800; text-align: center; max-width: 100%; }
.now-artist { font-size: 15px; color: var(--muted); text-align: center; margin-top: -6px; }
.now .seekwrap, .now .pcontrols, .now .volwrap { width: min(92vw, 420px); }
.now .volwrap { margin-top: 4px; }
.now-actions { margin-top: 6px; }

/* ---------------- barra de navegación ---------------- */
.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 50;
  display: flex; justify-content: space-around; align-items: center;
  background: rgba(11, 15, 20, 0.97);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--line);
  padding-bottom: var(--safe);
}
.tab {
  flex: 1; background: none; border: none; color: var(--muted);
  font-size: 10.5px; padding: 9px 2px 8px; cursor: pointer;
  display: flex; flex-direction: column; align-items: center; gap: 3px;
}
.tab span { font-size: 19px; line-height: 1; }
.tab.active { color: var(--acc); }

/* ---------------- toast ---------------- */
.toast {
  position: fixed; left: 50%; transform: translateX(-50%);
  bottom: calc(140px + var(--safe)); z-index: 80;
  background: var(--card2); color: var(--fg);
  border: 1px solid var(--line); border-radius: 999px;
  padding: 10px 18px; font-size: 13.5px;
  box-shadow: var(--shadow); max-width: 88vw; text-align: center;
  animation: fade 0.2s ease;
}

@media (min-width: 720px) {
  .player { bottom: calc(62px + var(--safe)); }
}