:root{
  --bg:#ffffff;
  --fg:#111827;
  --muted:#6b7280;
  --card:#f7f8fa;
  --border:#e5e7eb;
  --primary:#0a0e27;
  --danger:#ef4444;
  --shadow:0 6px 18px rgba(0,0,0,.08);
  --radius:16px;
  --radius-sm:12px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--fg);
  background:var(--bg);
  -webkit-user-select:none;
  user-select:none;
}

.app-header{
  position:sticky; top:0; z-index:10;
  display:flex; align-items:center;
  padding:12px 16px;
  background:linear-gradient(#fff,#fff8);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--border);
}
.logo{display:flex; gap:10px; align-items:center; font-weight:700}
.logo svg{border-radius:8px}


.slides{
  display:flex; gap:20px;
  overflow-x:auto; overscroll-behavior-x:contain;
  scroll-snap-type:x mandatory;
  padding:16px 0;
  touch-action:pan-x pan-y;
  -webkit-overflow-scrolling:touch;
}
.slide{
  scroll-snap-align:start;
  flex:0 0 100%;
  padding:0 16px 64px;
}
h1{font-size:20px; margin:8px 4px 16px}
h2{font-size:16px; margin:0 0 12px}

.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:14px;
  margin-bottom:16px;
}
.card-head{display:flex; align-items:center; justify-content:space-between; margin-bottom:6px}
.row{display:flex; gap:8px; align-items:center; flex-wrap:wrap}
.grid{
  display:grid; gap:10px;
  grid-template-columns:1fr 1fr;
}
.grid label{display:flex; flex-direction:column; gap:6px}
.grid .row{grid-column:1/-1}
.url-row input{flex:1}

label input[type="text"], label input[type="url"], label select, input[type="number"]{
  padding:12px; border:1px solid var(--border); border-radius:12px; background:#fff; font-size:16px;
  -webkit-user-select:text;
  user-select:text;
}

.btn{
  padding:10px 14px; border-radius:12px; border:1px solid var(--border); background:#fff; cursor:pointer;
}
.btn.small{padding:8px 10px; font-size:14px}
.btn.primary{background:var(--primary); border-color:var(--primary); color:#fff}
.btn.danger{background:var(--danger); border-color:var(--danger); color:#fff}
.btn:disabled{opacity:.5; pointer-events:none}
.file-btn{position:relative; overflow:hidden}

/* Switches type MUI */
.mui-switch{
  display:flex; align-items:center; gap:8px; cursor:pointer;
}
.mui-switch input{
  appearance:none;
  width:42px; height:24px;
  background:#ccc;
  border-radius:12px;
  position:relative;
  outline:none;
  transition:background .2s;
  cursor:pointer;
}
.mui-switch input::before{
  content:"";
  position:absolute;
  top:2px; left:2px;
  width:20px; height:20px;
  background:#fff;
  border-radius:50%;
  box-shadow:0 1px 3px rgba(0,0,0,.3);
  transition:transform .2s;
}
.mui-switch input:checked{background:var(--primary);}
.mui-switch input:checked::before{transform:translateX(18px);}
.grid label.mui-switch{flex-direction:row;}

.now-meta{display:flex; flex-direction:column; gap:4px; margin-bottom:10px}
.now-meta .title{font-weight:700}
.now-meta .url{font-size:12px; color:var(--muted); word-break:break-all}

.controls{display:flex; align-items:center; gap:10px; flex-wrap:wrap; margin:10px 0}
.vol{display:flex; align-items:center; gap:10px}
.muted{color:var(--muted); font-size:12px}

.stream-list, .manage-list{
  list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:8px;
}
.item{
  display:flex; align-items:center; justify-content:space-between;
  gap:10px; padding:12px; background:#fff; border:1px solid var(--border); border-radius:var(--radius-sm);
}
.item.current{background:#e6ecf5}
.item .meta{display:flex; flex-direction:column}
.item .name{font-weight:600}
.item .sub{font-size:12px; color:var(--muted)}
.item .actions{display:flex; gap:6px}
.badge{font-size:11px; padding:2px 8px; border-radius:999px; background:var(--primary); color:#fff}

.manage-list .item .left{display:flex; align-items:center; gap:10px}

.drag-btn, .fav-btn, .edit-btn, .del-btn, .up-btn, .down-btn, .play-btn, .open-btn{
  background:#fff; border:1px solid var(--border); border-radius:10px; padding:8px; cursor:pointer;
}

.stream-list .play-btn{
  width:40px; height:40px; border-radius:50%; padding:0;
  display:flex; align-items:center; justify-content:center; font-size:18px;
}

#playPause{
  width:56px; height:56px; border-radius:50%; padding:0;
  display:flex; align-items:center; justify-content:center; font-size:24px;
}

.eq{display:flex; align-items:flex-end; gap:2px; width:16px; height:16px; margin-right:4px;}
.eq span{flex:1; background:var(--primary); transform-origin:bottom; animation:eq 1s infinite ease-in-out;}
.eq span:nth-child(2){animation-delay:.2s}
.eq span:nth-child(3){animation-delay:.4s}

@keyframes eq{
  0%,100%{transform:scaleY(.3)}
  50%{transform:scaleY(1)}
}

.app-footer{
  position:sticky; bottom:0; padding:8px 0 14px;
  background:var(--primary);
}
.pager{display:flex; justify-content:space-around; gap:6px}
.pager button{
  background:none; border:none; padding:6px; color:#fff; opacity:.6; cursor:pointer;
}
.pager button.active{opacity:1}
.pager button svg{width:24px; height:24px; display:block;}

@media (max-width:560px){
  .grid{grid-template-columns:1fr}
}

.compact .item{padding:10px}