:root{
  --bg: #0e1320; --panel: #141a2a; --muted: #99a3b3; --text: #edf2ff;
  --brand: #4f8cff; --brand-2: #7a5cff; --danger: #ff5c7a; --border: #20283d;
  --shadow: 0 8px 24px rgba(0,0,0,.35); --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,Ubuntu,Cantarell,Noto Sans,sans-serif;
  background: radial-gradient(1200px 800px at 100% -10%, #1a2040 0%, transparent 60%),
              radial-gradient(1400px 900px at -10% 110%, #102042 0%, transparent 55%), var(--bg);
  color:var(--text); line-height:1.5; }
.hidden{display:none !important}
.appbar{position:sticky; top:0; z-index:5; backdrop-filter:saturate(1.2) blur(8px);
  background:linear-gradient(90deg, rgba(20,26,42,.9), rgba(20,26,42,.7)); border-bottom:1px solid var(--border); box-shadow: var(--shadow)}
.appbar-inner{max-width:1200px; margin:auto; display:flex; gap:12px; align-items:center; padding:12px 16px}
.brand{display:flex; gap:10px; align-items:center; font-weight:700; letter-spacing:.2px}
.brand-badge{width:36px; height:36px; border-radius:12px; background: linear-gradient(135deg, var(--brand), var(--brand-2));
  display:grid; place-items:center; box-shadow: var(--shadow)}
.grow{flex:1}
.search{position:relative; width:min(520px, 100%)}
.search input{width:100%; border:1px solid var(--border); background:#0d1324; color:var(--text); padding:10px 14px 10px 36px; border-radius: 999px; outline: none}
.search svg{position:absolute; left:10px; top:10px; opacity:.6}
.user{display:flex; align-items:center; gap:10px}
.avatar{width:36px; height:36px; border-radius:50%; object-fit:cover; border:1px solid var(--border)}
.btn{appearance:none; border:none; border-radius:999px; padding:10px 14px; font-weight:600; cursor:pointer}
.btn.primary{background:linear-gradient(135deg, var(--brand), var(--brand-2)); color:#fff}
.btn.ghost{background:transparent; border:1px solid var(--border); color:var(--text)}
.btn.danger{background: var(--danger); color:#fff}
main{max-width:1200px; margin:24px auto; display:grid; grid-template-columns: 260px 1fr; gap:18px; padding:0 16px}
.sidebar{background:linear-gradient(180deg, rgba(20,26,42,.85), rgba(20,26,42,.6)); border:1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding:14px}
.section-title{opacity:.85; font-weight:700; letter-spacing:.2px; margin:6px 0 8px}
.album-list{display:flex; flex-direction:column; gap:6px; margin:8px 0}
.album-item{display:flex; align-items:center; gap:8px; padding:10px 12px; border-radius:10px; cursor:pointer; border:1px solid transparent}
.album-item:hover{background:#0e1630}
.album-item.active{background:#0e1630; border-color:var(--border)}
.album-item .dot{width:8px; height:8px; border-radius:50%; background: var(--brand)}
.muted{color:var(--muted)}
.uploader{border:1.5px dashed #2a3350; border-radius: var(--radius); padding:16px; display:grid; gap:10px; place-items:center; text-align:center; background: rgba(10, 16, 32, .6)}
.uploader.dragover{background: rgba(79,140,255,.08); border-color: var(--brand)}
.toolbar{display:flex; flex-wrap:wrap; gap:10px; align-items:center; justify-content:space-between; margin-bottom:10px}
.grid{display:grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap:12px}
.card{position:relative; background: var(--panel); border:1px solid var(--border); border-radius: var(--radius-sm); overflow:hidden; box-shadow: var(--shadow)}
.card img{display:block; width:100%; height:160px; object-fit:cover; background:#0b0f1b}
.card .meta{display:flex; align-items:center; justify-content:space-between; padding:10px 12px}
.card .title{font-weight:600; font-size:.95rem}
.chip{font-size:.75rem; padding:4px 8px; border-radius:999px; background:#0f1730; border:1px solid var(--border)}
.actions{position:absolute; top:8px; right:8px; display:flex; gap:6px}
.iconbtn{width:34px; height:34px; border-radius:50%; background:rgba(0,0,0,.35); border:1px solid rgba(255,255,255,.08); display:grid; place-items:center; cursor:pointer}
.iconbtn:hover{background:rgba(0,0,0,.5)}
.modal{position:fixed; inset:0; background: rgba(7,9,16,.78); backdrop-filter: blur(8px); display:none; align-items:center; justify-content:center; padding:20px}
.modal.open{display:flex}
.modal-card{width:min(960px, 96vw); background: var(--panel); border:1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); overflow:hidden}
.modal-header{display:flex; align-items:center; justify-content:space-between; padding:12px 14px; border-bottom:1px solid var(--border)}
.modal-body{display:grid; grid-template-columns: 1fr 320px; gap:14px; padding:14px}
.modal-body img{width:100%; max-height:70vh; object-fit:contain; background:#0b0f1b; border-radius:12px}
.field{display:grid; gap:6px}
.field input, .field textarea, .field select{width:100%; border:1px solid var(--border); background:#0d1324; color:var(--text); padding:10px 12px; border-radius:10px; outline:none}
.album-checks{display:flex; flex-wrap:wrap; gap:8px; max-height:180px; overflow:auto}
.album-checks label{display:flex; gap:8px; align-items:center; padding:6px 8px; border:1px solid var(--border); border-radius:999px}
.welcome{min-height:100vh; display:grid; place-items:center; padding:20px}
.welcome-card{width:min(720px, 96vw); background: linear-gradient(180deg, rgba(20,26,42,.85), rgba(20,26,42,.6)); border:1px solid var(--border); border-radius: 20px; box-shadow: var(--shadow); padding:28px}
.hero{display:grid; gap:12px; text-align:center}
.hero h1{font-size: clamp(1.6rem, 2.8vw, 2.2rem); margin:0}
.hero p{color:var(--muted); margin: 0 0 10px}
.oneline{display:flex; flex-wrap:wrap; gap:10px; justify-content:center; align-items:center}

/* === Selection UI === */
.selectbar{position:sticky; top:58px; z-index:4; background:linear-gradient(90deg, rgba(20,26,42,.95), rgba(20,26,42,.8)); border-bottom:1px solid var(--border); box-shadow: var(--shadow);}
.selectbar-inner{max-width:1200px; margin:auto; padding:10px 16px; display:flex; gap:12px; align-items:center; justify-content:space-between}
.card.selected{outline:2px solid var(--brand); outline-offset:-2px}
.selectbox{position:absolute; left:8px; top:8px; display:grid; place-items:center; width:26px; height:26px; border-radius:6px; background:rgba(0,0,0,.45); border:1px solid rgba(255,255,255,.12); opacity:0; transition:opacity .15s ease;}
.card:hover .selectbox, .card.selected .selectbox{opacity:1}
.selectbox input{width:18px; height:18px; accent-color: var(--brand)}
.upload-progress{margin:10px 0; padding:12px; border:1px solid var(--border); border-radius:12px; background:rgba(10,16,32,.6)}
.file-rows{display:grid; gap:8px; margin-top:8px}
.progress-row{display:grid; grid-template-columns: 1fr auto; gap:6px; align-items:center}
.progressbar{height:8px; background:#121a2e; border:1px solid var(--border); border-radius:999px; overflow:hidden}
.progressbar > span{display:block; height:100%; width:0%; background:linear-gradient(90deg, var(--brand), var(--brand-2));}

/* Controls */
select{background:#0d1324; color:var(--text); border:1px solid var(--border); border-radius:10px; padding:8px 10px}

@media (max-width: 900px){
  main{grid-template-columns: 1fr}
  .modal-body{grid-template-columns: 1fr}
  .search{display:none}
}