:root {
  --bg:#0d0f1a; --panel:#161a2e; --panel-2:#1e2440; --line:#2a3154;
  --text:#e8eaf6; --muted:#9aa3c7; --accent:#6c8cff; --accent-2:#9b6cff;
  --good:#35d399; --bad:#ff5c7a; --radius:14px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--text);min-height:100vh}
.muted{color:var(--muted)} .small{font-size:.82rem} .error{color:var(--bad)}
a{color:var(--accent)}
button,.btn{font:inherit;cursor:pointer;border:none;border-radius:10px;padding:.6rem 1rem;color:#fff;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));text-decoration:none;display:inline-block}
button:hover,.btn:hover{opacity:.92}
.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--text)}
.btn.danger{background:transparent;border:1px solid var(--bad);color:var(--bad)}
.btn.small,button.small{padding:.4rem .7rem;font-size:.82rem}
.link{background:none;border:none;padding:0;color:var(--accent);cursor:pointer;text-decoration:underline;font:inherit}
input,select,textarea{width:100%;padding:.6rem .7rem;background:var(--panel-2);border:1px solid var(--line);
  border-radius:9px;color:var(--text);font:inherit;margin-top:.3rem}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);border-color:transparent}
.logo{display:inline-grid;place-items:center;width:52px;height:52px;border-radius:13px;font-weight:800;
  font-size:1.4rem;background:linear-gradient(135deg,var(--accent),var(--accent-2))}
.logo.small{width:32px;height:32px;border-radius:9px;font-size:1rem}

/* login */
.login-body{display:grid;place-items:center}
.login-card{width:min(92vw,380px);margin-top:12vh;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:2rem;box-shadow:0 20px 60px rgba(0,0,0,.45)}
.brand{text-align:center;margin-bottom:1.5rem}
.brand h1{margin:.6rem 0 .2rem;font-size:1.4rem}
form label{display:block;margin-bottom:1rem;font-size:.85rem;color:var(--muted)}
#loginForm button{width:100%;margin-top:.3rem}
.login-card .small{text-align:center;margin-top:1.2rem}

/* app shell */
.app-shell{display:flex;min-height:100vh}
.sidebar{width:250px;flex-shrink:0;background:var(--panel);border-right:1px solid var(--line);
  display:flex;flex-direction:column;padding:1rem;position:sticky;top:0;height:100vh;overflow-y:auto}
.side-brand{display:flex;align-items:center;gap:.6rem;margin-bottom:1.2rem}
.side-nav{display:flex;flex-direction:column;gap:.15rem;margin-bottom:1rem}
.side-nav a{color:var(--text);text-decoration:none;padding:.5rem .7rem;border-radius:8px}
.side-nav a:hover{background:var(--panel-2)}
.side-nav a.active{background:linear-gradient(135deg,var(--accent),var(--accent-2))}
.side-folders{flex:1;overflow-y:auto;border-top:1px solid var(--line);padding-top:.8rem}
.side-h{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:.4rem}
.folder-link{display:flex;justify-content:space-between;color:var(--text);text-decoration:none;
  padding:.4rem .6rem;border-radius:7px;font-size:.9rem}
.folder-link:hover{background:var(--panel-2)}
.folder-link.active{background:var(--panel-2);color:var(--accent)}
.side-foot{border-top:1px solid var(--line);padding-top:.8rem;margin-top:.5rem}
.storage-mini{margin-bottom:.7rem}
.mini-label{font-size:.8rem;margin-bottom:.3rem}
.content{flex:1;padding:1.6rem 2rem;max-width:1100px}

.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem;gap:1rem}
.page-head h1{font-size:1.4rem;margin:0}
h2{font-size:1.05rem;margin:1.6rem 0 .6rem}

.bar{height:8px;background:var(--panel-2);border-radius:6px;overflow:hidden}
.bar.tall{height:14px}
.bar-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-2));width:0}

/* toolbar */
.toolbar{display:flex;gap:.6rem;margin-bottom:1.2rem;flex-wrap:wrap}
.toolbar .search{flex:1;min-width:200px;margin-top:0}
.toolbar select{width:auto;margin-top:0}

/* grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem}
.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;overflow:hidden;
  text-decoration:none;color:var(--text);transition:transform .08s}
.card:hover{transform:translateY(-2px);border-color:var(--accent)}
.thumb{aspect-ratio:16/9;background:var(--panel-2);position:relative;display:grid;place-items:center}
.thumb img{width:100%;height:100%;object-fit:cover}
.thumb-ph{font-size:2rem;color:var(--muted)}
.dur{position:absolute;bottom:6px;right:6px;background:rgba(0,0,0,.75);padding:1px 6px;border-radius:5px;font-size:.75rem}
.card-body{padding:.6rem .7rem}
.card-title{font-weight:600;font-size:.92rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tags{margin-top:.4rem;display:flex;gap:.3rem;flex-wrap:wrap}
.tag{background:var(--panel-2);border:1px solid var(--line);border-radius:20px;padding:1px 8px;font-size:.72rem}

/* detail */
.detail{display:grid;grid-template-columns:1.4fr 1fr;gap:1.5rem}
.player{width:100%;border-radius:12px;background:#000;aspect-ratio:16/9}
.detail-actions{display:flex;gap:.6rem;margin-top:.8rem}
.meta-edit label{display:block;margin-bottom:.8rem;font-size:.85rem;color:var(--muted)}
.facts{margin-top:1.2rem;border-top:1px solid var(--line);padding-top:1rem}
.facts>div{display:flex;justify-content:space-between;padding:.25rem 0}
.facts dt{color:var(--muted)} .facts dd{margin:0}
@media(max-width:820px){.detail{grid-template-columns:1fr}}

/* upload */
.upload-controls{margin-bottom:1rem;max-width:320px}
.dropzone{border:2px dashed var(--line);border-radius:var(--radius);padding:2.5rem;text-align:center;
  background:var(--panel);cursor:pointer;margin-bottom:1rem}
.dropzone.drag{border-color:var(--accent);background:var(--panel-2)}
.dz-icon{font-size:2.2rem}
.dz-title{font-size:1.1rem;font-weight:600;margin:.4rem 0 .2rem}
.job{background:var(--panel);border:1px solid var(--line);border-radius:11px;padding:.8rem 1rem;margin-bottom:.7rem}
.job-head{display:flex;justify-content:space-between;gap:1rem;margin-bottom:.5rem}
.job-name{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.job .meta{margin-top:.4rem}
.job.done .bar-fill{background:var(--good)} .job.error .bar-fill{background:var(--bad)}

/* folders */
.new-folder{display:flex;gap:.6rem;margin-bottom:1.2rem;max-width:460px}
.new-folder .search{margin-top:0}
.folder-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1rem}
.folder-card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:1rem}
.folder-card-name{font-weight:600;font-size:1.05rem;display:block;margin-bottom:.3rem;text-decoration:none;color:var(--text)}
.folder-card-actions{display:flex;gap:.8rem;margin-top:.7rem}

/* storage */
.storage-big{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:1.4rem;margin-bottom:1rem}
.big-num{font-size:2rem;font-weight:700;margin-bottom:.7rem}
.vol-list{display:flex;flex-direction:column;gap:.8rem}
.vol-row{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:.8rem 1rem}
.vol-name{margin-bottom:.4rem}
.vol-row .bar{margin:.4rem 0}
.tbl{width:100%;border-collapse:collapse;margin-top:.5rem}
.tbl th,.tbl td{text-align:left;padding:.5rem .6rem;border-bottom:1px solid var(--line)}
.tbl th{color:var(--muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.05em}

/* account */
.account-form{max-width:420px;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:1.4rem}
.account-form label{display:block;margin-bottom:.9rem;font-size:.85rem;color:var(--muted)}

@media(max-width:720px){
  .app-shell{flex-direction:column}
  .sidebar{width:100%;height:auto;position:static;flex-direction:row;flex-wrap:wrap;align-items:center;gap:.5rem}
  .side-folders,.side-foot{display:none}
  .content{padding:1rem}
}