:root{color-scheme:dark;--bg:#091018;--panel:#101a25;--panel2:#132131;--line:#243447;--text:#e7edf5;--muted:#91a0b2;--accent:#6cc7ff;--danger:#ff7070;--ok:#65d39a}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top,#132437 0,#091018 42%,#070c12 100%);color:var(--text);font-family:Inter,Segoe UI,Arial,sans-serif;min-height:100vh}.shell{width:min(1180px,calc(100% - 28px));margin:auto;padding:24px 0 50px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px;padding:14px 18px;background:rgba(12,21,31,.86);border:1px solid var(--line);border-radius:16px;backdrop-filter:blur(10px)}.brand{height:46px;max-width:260px;object-fit:contain}.topbar-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:flex-end}.card{background:linear-gradient(180deg,rgba(18,31,45,.96),rgba(12,21,31,.96));border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 16px 50px rgba(0,0,0,.22);margin-bottom:20px}.auth-card{max-width:500px;margin:54px auto}.page-heading{display:flex;justify-content:space-between;align-items:end;margin:8px 0 18px}h1,h2,h3{margin:0 0 8px}h1{font-size:30px}h2{font-size:19px}h3{font-size:15px;color:#dce6f1}.muted{color:var(--muted)}.hint{font-size:13px;color:var(--muted);line-height:1.5}.stack{display:grid;gap:15px;margin-top:20px}.compact-stack{margin-top:0;align-content:start}label{display:grid;gap:7px;color:#cbd6e2;font-size:14px}input,select{width:100%;padding:11px 12px;border-radius:10px;border:1px solid #33465c;background:#0a131d;color:var(--text);outline:none}input:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(108,199,255,.12)}.btn{appearance:none;border:1px solid #33465c;background:#172535;color:var(--text);padding:9px 13px;border-radius:10px;cursor:pointer;font-weight:650}.btn:hover{filter:brightness(1.12)}.btn.primary{background:#176d9f;border-color:#2996ce}.btn.danger{background:#55252b;border-color:#8f3b46;color:#ffdce0}.btn.ghost{background:#101a25}.btn.small{padding:6px 9px;font-size:12px}.hidden{display:none!important}.error{color:#ff9a9a;min-height:22px;margin-top:10px}.message{min-height:22px;margin-top:10px;color:var(--ok)}.form-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:18px}.form-grid fieldset{border:1px solid var(--line);border-radius:10px;padding:10px 12px}.form-grid legend{color:#cbd6e2;font-size:13px;padding:0 4px}.check-list{display:grid;gap:8px}.check-list label{display:flex;align-items:center;gap:8px}.check-list input{width:auto}.form-actions{display:flex;align-items:end}.section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:14px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:12px}table{width:100%;border-collapse:collapse;min-width:760px}th,td{text-align:left;padding:12px 13px;border-bottom:1px solid #1e2e40;vertical-align:middle}th{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:#8fa3b8;background:#0d1722}tbody tr:hover{background:rgba(255,255,255,.018)}.actions{display:flex;gap:7px;flex-wrap:wrap}.status{display:inline-flex;padding:4px 8px;border-radius:999px;font-size:12px;border:1px solid}.status.on{color:#96f0bd;border-color:#36795a;background:#123624}.status.off{color:#ffb0b0;border-color:#86414a;background:#3b1d22}.server-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px;margin-bottom:20px}.server-card{border:1px solid var(--line);border-radius:14px;padding:18px;background:linear-gradient(160deg,#132638,#101a25);cursor:pointer}.server-card:hover{border-color:#3b708e;transform:translateY(-1px)}.server-card strong{display:block;font-size:18px;margin-bottom:5px}.server-card span{color:var(--muted);font-size:13px}.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:12px}.upload-label{display:inline-flex!important}.breadcrumbs{display:flex;gap:6px;flex-wrap:wrap;font-size:13px}.breadcrumbs button{border:0;background:none;color:var(--accent);cursor:pointer;padding:0}.name-link{border:0;background:none;color:#dcecff;cursor:pointer;padding:0;font:inherit;text-align:left}.name-link.dir{color:#8fd4ff;font-weight:650}.file-icon{display:inline-block;width:22px}.row-muted{color:var(--muted);font-size:13px}code{background:#0a131d;padding:2px 5px;border-radius:5px;border:1px solid #243447}
.auth-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;padding:5px;background:#0a131d;border:1px solid var(--line);border-radius:12px;margin-bottom:24px}.auth-tab{border:0;border-radius:8px;background:transparent;color:var(--muted);padding:10px 8px;font-weight:700;cursor:pointer}.auth-tab.active{background:#183149;color:#eaf7ff}.auth-pane h1{margin-top:2px}.text-button{border:0;background:none;color:var(--accent);padding:8px 0;cursor:pointer;font-weight:650}.account-grid{display:grid;grid-template-columns:minmax(220px,.8fr) 1fr 1.2fr;gap:18px}.account-summary{display:grid;gap:14px;padding:14px;border:1px solid var(--line);border-radius:12px;background:#0b151f}.account-summary>div{display:grid;gap:5px}.label-muted{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}.account-card{border-color:#2b4760}.empty-state{grid-column:1/-1}.empty-state p{margin-bottom:0}
@media(max-width:800px){.form-grid{grid-template-columns:1fr}.topbar{align-items:flex-start}.brand{max-width:190px;height:38px}.shell{width:min(100% - 16px,1180px);padding-top:10px}.card{padding:15px}h1{font-size:25px}.auth-card{margin:24px auto}.account-grid{grid-template-columns:1fr}.auth-tabs{grid-template-columns:1fr}.topbar-actions{gap:7px}.topbar-actions .btn{padding:7px 9px;font-size:12px}}

/* Customer panel mobile layout. Keep the desktop table unchanged while turning
   the file manager into touch-friendly cards on phones. */
@media(max-width:680px){
  body[data-page="panel"]{padding-bottom:env(safe-area-inset-bottom);background:linear-gradient(180deg,#0d1925 0,#091018 34%,#070c12 100%)}
  body[data-page="panel"] .shell{width:100%;padding:8px 10px calc(24px + env(safe-area-inset-bottom))}
  body[data-page="panel"] .topbar{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:8px;margin-bottom:18px;padding:10px 11px;border-radius:14px;position:sticky;top:6px;z-index:20;box-shadow:0 10px 28px rgba(0,0,0,.28)}
  body[data-page="panel"] .brand{width:auto;height:34px;max-width:150px;justify-self:start}
  body[data-page="panel"] .topbar-actions{display:grid;grid-template-columns:auto auto;gap:6px;max-width:205px;justify-content:end;align-items:center}
  body[data-page="panel"] #whoami{grid-column:1/-1;max-width:205px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:right;color:#b9c8d8;font-size:12px}
  body[data-page="panel"] .topbar-actions .btn{min-height:38px;padding:7px 10px;font-size:12px;white-space:nowrap}
  body[data-page="panel"] .page-heading{margin:4px 4px 14px;align-items:flex-start}
  body[data-page="panel"] .page-heading h1{font-size:27px;line-height:1.12}
  body[data-page="panel"] .page-heading p{margin:7px 0 0;font-size:14px;line-height:1.45}
  body[data-page="panel"] .card{padding:14px;border-radius:14px;margin-bottom:14px;box-shadow:0 10px 30px rgba(0,0,0,.18)}
  body[data-page="panel"] .auth-card{max-width:none;margin:14px 0 0;padding:16px}
  body[data-page="panel"] .auth-tabs{grid-template-columns:repeat(3,minmax(0,1fr));gap:4px;margin-bottom:20px;padding:4px}
  body[data-page="panel"] .auth-tab{min-height:44px;padding:8px 5px;font-size:12px;line-height:1.15}
  body[data-page="panel"] .auth-pane h1{font-size:26px}
  body[data-page="panel"] .auth-pane .muted{line-height:1.5}
  body[data-page="panel"] .stack{gap:13px;margin-top:16px}
  body[data-page="panel"] input,body[data-page="panel"] select{min-height:46px;padding:11px 12px;font-size:16px}
  body[data-page="panel"] .btn{min-height:44px;touch-action:manipulation}
  body[data-page="panel"] .text-button{min-height:42px;font-size:14px;touch-action:manipulation}
  body[data-page="panel"] .server-grid{grid-template-columns:1fr;gap:10px;margin-bottom:14px}
  body[data-page="panel"] .server-card{padding:16px;border-radius:13px;min-height:78px;display:flex;flex-direction:column;justify-content:center;touch-action:manipulation}
  body[data-page="panel"] .server-card strong{font-size:19px}
  body[data-page="panel"] .server-card span{font-size:13px}
  body[data-page="panel"] .section-head{align-items:flex-start;gap:10px;margin-bottom:12px}
  body[data-page="panel"] .section-head>div{min-width:0;flex:1}
  body[data-page="panel"] #serverTitle{font-size:20px;line-height:1.25;overflow-wrap:anywhere}
  body[data-page="panel"] #refreshFiles,body[data-page="panel"] #closeAccountBtn{flex:0 0 auto;min-height:40px;padding:7px 10px;font-size:12px}
  body[data-page="panel"] .breadcrumbs{flex-wrap:nowrap;overflow-x:auto;max-width:100%;padding:3px 0 5px;white-space:nowrap;scrollbar-width:none;-webkit-overflow-scrolling:touch}
  body[data-page="panel"] .breadcrumbs::-webkit-scrollbar{display:none}
  body[data-page="panel"] .breadcrumbs button{font-size:13px;min-height:28px;padding:2px 3px;flex:0 0 auto}
  body[data-page="panel"] .toolbar{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:4px 0 13px}
  body[data-page="panel"] .toolbar .btn,body[data-page="panel"] .upload-label{width:100%;min-height:44px;align-items:center;justify-content:center;text-align:center}
  body[data-page="panel"] #busyText{grid-column:1/-1;font-size:12px;min-height:0;text-align:center}
  body[data-page="panel"] .table-wrap{overflow:visible;border:0;border-radius:0;background:transparent}
  body[data-page="panel"] table{display:block;width:100%;min-width:0;border-collapse:separate}
  body[data-page="panel"] thead{display:none}
  body[data-page="panel"] tbody{display:grid;gap:10px;width:100%}
  body[data-page="panel"] tbody tr{display:grid;grid-template-columns:1fr 1fr;gap:0 10px;width:100%;padding:13px;background:#0c1722;border:1px solid var(--line);border-radius:13px;box-shadow:0 5px 16px rgba(0,0,0,.14)}
  body[data-page="panel"] tbody tr:hover{background:#0c1722}
  body[data-page="panel"] tbody td{display:flex;align-items:center;min-width:0;padding:5px 0;border:0;font-size:13px;color:#cbd6e2}
  body[data-page="panel"] tbody td:first-child{grid-column:1/-1;padding:1px 0 9px;border-bottom:1px solid #1e2e40;font-size:16px;font-weight:650}
  body[data-page="panel"] tbody td:first-child .file-icon{flex:0 0 28px;width:28px;font-size:20px}
  body[data-page="panel"] .name-link{min-width:0;max-width:100%;overflow-wrap:anywhere;word-break:break-word;line-height:1.32}
  body[data-page="panel"] tbody td:nth-child(2)::before,body[data-page="panel"] tbody td:nth-child(3)::before,body[data-page="panel"] tbody td:nth-child(4)::before{margin-right:6px;color:#74879c;font-size:10px;text-transform:uppercase;letter-spacing:.05em}
  body[data-page="panel"] tbody td:nth-child(2)::before{content:"Loại"}
  body[data-page="panel"] tbody td:nth-child(3)::before{content:"Dung lượng"}
  body[data-page="panel"] tbody td:nth-child(4){grid-column:1/-1;padding-top:2px;color:#91a0b2;font-size:12px}
  body[data-page="panel"] tbody td:nth-child(4)::before{content:"Sửa"}
  body[data-page="panel"] tbody td:nth-child(5){grid-column:1/-1;padding-top:8px;margin-top:3px;border-top:1px solid #172637}
  body[data-page="panel"] tbody td[colspan]{grid-column:1/-1;display:block;padding:18px 4px;text-align:center;border:0}
  body[data-page="panel"] .actions{display:grid;grid-template-columns:repeat(auto-fit,minmax(88px,1fr));gap:7px;width:100%}
  body[data-page="panel"] .actions .btn.small{width:100%;min-height:40px;padding:7px 8px;font-size:12px}
  body[data-page="panel"] .account-grid{grid-template-columns:1fr;gap:14px}
  body[data-page="panel"] .account-summary{padding:12px}
  body[data-page="panel"] .account-summary strong{overflow-wrap:anywhere}
  body[data-page="panel"] .compact-stack .btn{width:100%}
  body[data-page="panel"] .message,body[data-page="panel"] .error{font-size:13px;line-height:1.45}
}

@media(max-width:390px){
  body[data-page="panel"] .shell{padding-left:8px;padding-right:8px}
  body[data-page="panel"] .topbar{grid-template-columns:1fr;position:static}
  body[data-page="panel"] .brand{max-width:145px}
  body[data-page="panel"] .topbar-actions{grid-template-columns:1fr 1fr;max-width:none;width:100%;justify-content:stretch}
  body[data-page="panel"] #whoami{max-width:none;text-align:left}
  body[data-page="panel"] .topbar-actions .btn{width:100%}
  body[data-page="panel"] .auth-tab{font-size:11px}
  body[data-page="panel"] .toolbar{grid-template-columns:1fr}
  body[data-page="panel"] #busyText{grid-column:1}
}