:root{
  --bg:#f4f6f9;--body:#f4f6f9;--surface:#ffffff;--surface-2:#f8fafc;--sidebar:#111827;--sidebar-2:#0b1220;--nav:#1f2937;
  --text:#172033;--muted:#6b7280;--line:#d9e1ec;--soft-line:#edf1f6;--primary:#2563eb;--primary-2:#1d4ed8;
  --info:#0ea5e9;--success:#16a34a;--danger:#dc2626;--warning:#f59e0b;--purple:#6b21a8;--brand-red:#ff5b4e;
  --shadow:0 12px 35px rgba(15,23,42,.10);--shadow-lg:0 24px 80px rgba(15,23,42,.18);--radius:14px;--radius-lg:20px;
  --sidebar-w:300px;--topbar-h:82px;
}
*{box-sizing:border-box}html{height:100%;scroll-behavior:smooth}body{margin:0;min-height:100%;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;background:var(--body);color:var(--text);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}button,input,select{font:inherit}button{cursor:pointer;border:0}button:disabled{cursor:not-allowed;opacity:.55}input,select{width:100%;padding:12px 14px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--text);outline:none;transition:border-color .18s,box-shadow .18s}input:focus,select:focus{border-color:rgba(37,99,235,.65);box-shadow:0 0 0 4px rgba(37,99,235,.12)}label{display:grid;gap:7px;color:#334155;font-weight:700}.hidden{display:none!important}.muted{color:var(--muted)}.error{color:#b91c1c;background:#fee2e2;border:1px solid #fecaca;border-radius:12px;margin-top:14px;padding:10px 12px;font-weight:800}.glass{background:rgba(255,255,255,.92);border:1px solid var(--line);box-shadow:var(--shadow)}

/* Login enterprise */
.login-shell{min-height:100vh;display:grid;place-items:center;padding:28px;position:relative;overflow:hidden;background:linear-gradient(135deg,#111827 0%,#192238 42%,#eef2f7 42%,#f8fafc 100%)}.login-background-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:34px 34px;mask-image:linear-gradient(180deg,black,transparent 82%)}.login-card{width:min(520px,100%);border-radius:24px;padding:34px;position:relative;z-index:1}.admin-card{box-shadow:var(--shadow-lg);border-top:4px solid var(--purple)}.login-brand{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:18px}.login-logo{width:min(245px,70%);height:auto;display:block}.enterprise-badge{display:inline-flex;align-items:center;white-space:nowrap;border-radius:999px;background:#eef2ff;color:#3730a3;border:1px solid #c7d2fe;padding:8px 11px;font-weight:900;font-size:12px;text-transform:uppercase;letter-spacing:.06em}.login-card h1{margin:16px 0 10px;font-size:34px;line-height:1.05;letter-spacing:-1.2px;color:#111827}.form-stack{display:grid;gap:16px;margin-top:24px}.install-login-btn{margin-top:12px}

/* Buttons */
.primary,.secondary,.ghost,.danger{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 15px;border-radius:10px;font-weight:900;line-height:1.1;text-decoration:none;transition:transform .15s,box-shadow .15s,background .15s,border-color .15s}.primary{color:white;background:linear-gradient(135deg,var(--primary),var(--primary-2));box-shadow:0 10px 22px rgba(37,99,235,.22)}.primary:hover{transform:translateY(-1px);box-shadow:0 14px 26px rgba(37,99,235,.28)}.secondary{color:#fff;background:linear-gradient(135deg,#374151,#111827)}.ghost{background:#fff;border:1px solid var(--line);color:#1f2937}.ghost:hover{background:#f8fafc;border-color:#b9c4d2}.danger{background:linear-gradient(135deg,#ef4444,#b91c1c);color:#fff}.compact{padding:9px 12px;border-radius:9px;font-size:13px}.full{width:100%}.icon-btn{width:42px;height:42px;padding:0;border-radius:12px;font-size:21px}.upload-btn input{display:none}.nav-icon{display:inline-flex;align-items:center;justify-content:center;width:22px;min-width:22px}

/* AdminLTE-like app shell */
.app-shell{display:grid;grid-template-columns:var(--sidebar-w) minmax(0,1fr);min-height:100vh;background:var(--body)}.sidebar{background:linear-gradient(180deg,var(--sidebar),var(--sidebar-2));color:#d1d5db;border-right:1px solid rgba(255,255,255,.08);padding:20px 18px;display:flex;flex-direction:column;gap:18px;position:sticky;top:0;height:100vh;z-index:40}.sidebar-brand{height:58px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 6px}.sidebar-logo{max-width:205px;height:auto;background:#fff;border-radius:8px;padding:6px 9px;display:block}.sidebar-close{display:none}.product-name{padding:0 10px 12px;border-bottom:1px solid rgba(255,255,255,.10)}.product-name strong{display:block;color:#fff;font-size:21px;letter-spacing:-.4px}.product-name small{display:block;color:#9ca3af;font-weight:700;margin-top:3px}.admin-nav{display:grid;gap:7px;margin-top:2px}.nav-btn{width:100%;display:flex;align-items:center;gap:10px;text-align:left;padding:13px 13px;border-radius:11px;background:transparent;color:#cbd5e1;font-weight:850;border:1px solid transparent}.nav-btn:hover{background:rgba(255,255,255,.07);color:white}.nav-btn.active{background:linear-gradient(135deg,rgba(37,99,235,.95),rgba(14,165,233,.86));color:white;box-shadow:0 12px 24px rgba(37,99,235,.24)}.sidebar-footer{margin-top:auto;display:grid;gap:11px}.user-box{padding:13px 14px;border:1px solid rgba(255,255,255,.12);border-radius:13px;background:rgba(255,255,255,.05);font-size:13px;color:#b9c3d2}.user-box strong{color:#fff}.content{padding:22px 26px;min-width:0}.admin-topbar{min-height:var(--topbar-h);border-radius:18px;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:17px 20px;margin-bottom:20px}.topbar-left{display:flex;align-items:center;gap:14px;min-width:0}.topbar h2{margin:0 0 4px;font-size:28px;letter-spacing:-.7px;color:#111827}.topbar p{margin:0}.top-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.mobile-menu{display:none}

/* Cards and layout */
.panel{display:none}.active-panel{display:block}.enterprise-card{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:20px;overflow:hidden}.section-card{padding:0}.card-head{padding:21px 22px;border-bottom:1px solid var(--soft-line);display:flex;align-items:center;justify-content:space-between;gap:16px;background:linear-gradient(180deg,#fff,#fbfdff)}.card-head h3{margin:0 0 5px;font-size:20px;color:#111827;letter-spacing:-.35px}.card-head p{margin:0}.card-head.split{align-items:center}.toolbar{padding:14px;display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:15px 16px;border-radius:14px;background:#f8fafc}.admin-toolbar{box-shadow:none;border-color:var(--soft-line)}.breadcrumb{color:#475569;padding:0 18px 14px;font-weight:800;word-break:break-word}.table-card{overflow:auto;border-radius:0;border-left:0;border-right:0;border-bottom:0;box-shadow:none}table{width:100%;border-collapse:collapse;min-width:860px}th,td{padding:15px 16px;border-bottom:1px solid var(--soft-line);text-align:left;vertical-align:middle}th{font-size:12px;color:#64748b;text-transform:uppercase;letter-spacing:.08em;background:#f8fafc;font-weight:950}td{color:#1f2937}.file-name{display:flex;gap:12px;align-items:center;font-weight:900;color:#111827}.icon{width:35px;height:35px;border-radius:11px;display:grid;place-items:center;background:#eef2ff;color:#3730a3}.row-actions{display:flex;flex-wrap:wrap;gap:7px}.row-actions button{padding:8px 10px;border-radius:9px;font-size:12px}.pill{display:inline-flex;align-items:center;justify-content:center;min-height:26px;padding:5px 10px;border-radius:999px;background:#dcfce7;color:#166534;font-weight:900;font-size:12px;border:1px solid #bbf7d0}.pill.off{background:#fee2e2;color:#991b1b;border-color:#fecaca}.pill.neutral{background:#eef2ff;color:#3730a3;border-color:#c7d2fe}.cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;padding:18px}.metric{border-radius:16px;padding:18px;background:#fff}.metric span{display:block;font-weight:800;text-transform:uppercase;font-size:12px;letter-spacing:.06em}.metric strong{display:block;margin-top:8px;font-size:28px;color:#111827}.modal{position:fixed;inset:0;z-index:80;display:grid;place-items:center;background:rgba(15,23,42,.58);padding:18px}.modal-box{width:min(620px,100%);max-height:92vh;overflow:auto;border-radius:20px;padding:24px;position:relative;background:#fff}.modal-close{position:absolute;right:14px;top:12px;width:38px;height:38px;border-radius:12px;background:#f1f5f9;color:#0f172a;font-size:24px}.modal-box h3{margin:0 42px 18px 0;font-size:22px;color:#111827}.modal-actions{display:flex;gap:10px;align-items:center;justify-content:flex-end;flex-wrap:wrap;margin-top:10px}

/* Upload and QNAP Explorer */
.upload-queue{display:grid;gap:10px;margin:0 18px 16px}.upload-item{border:1px solid var(--line);border-radius:14px;background:#fff;padding:13px;box-shadow:0 6px 18px rgba(15,23,42,.06)}.upload-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px}.upload-meta strong{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.bar{height:9px;border-radius:999px;background:#e5e7eb;overflow:hidden}.bar span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--primary),var(--info));border-radius:999px;transition:width .2s}.upload-detail{font-size:12px;margin-top:7px}.explorer-toolbar{position:relative}.view-toggle{margin-left:auto;display:flex;gap:7px}.qnap-info{padding:0 18px 14px}.qnap-strip{display:flex;align-items:center;gap:10px;flex-wrap:wrap;border-radius:14px;padding:12px 14px;background:#f8fafc;box-shadow:none}.qnap-dropzone{margin:0 18px 16px;border:2px dashed #bfdbfe;border-radius:18px;background:linear-gradient(135deg,#eff6ff,#fff);padding:22px;display:grid;gap:6px;text-align:center}.qnap-dropzone.drag{border-color:var(--primary);background:#dbeafe;transform:scale(1.004)}.qnap-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px;padding:18px}.qnap-card{border-radius:16px;padding:16px;background:#fff;display:grid;gap:10px;min-height:170px;transition:transform .15s,box-shadow .15s}.qnap-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.qnap-card-icon{font-size:42px}.qnap-card strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.qnap-card-actions{display:flex;gap:6px;flex-wrap:wrap;margin-top:auto}.qnap-card-actions button{padding:7px 9px;border-radius:8px;font-size:12px}.tiny-path{font-size:12px;color:#94a3b8;margin-top:3px;word-break:break-all}.qnap-breadcrumb{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.crumb{padding:7px 10px!important;border-radius:999px!important;font-size:12px!important}

/* PWA install */
.install-banner{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);z-index:100;display:flex;align-items:center;gap:13px;width:min(720px,calc(100% - 28px));padding:13px;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:var(--shadow-lg)}.install-banner-logo{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:#f8fafc;border:1px solid var(--line);overflow:hidden}.install-banner-logo img{width:42px;height:42px}.install-banner strong{display:block;color:#111827}.install-banner span{display:block;color:var(--muted);font-size:13px;margin-top:2px}.install-actions{display:flex;gap:8px;margin-left:auto;flex-wrap:wrap}.install-steps{display:grid;gap:10px}.install-steps li{margin-bottom:7px}.install-steps strong{color:#111827}.browser-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px;margin-top:12px}.browser-card{border:1px solid var(--line);border-radius:14px;padding:12px;background:#f8fafc}.browser-card strong{display:block;margin-bottom:5px}

/* Share page compatibility */
#shareInfo strong{font-size:18px;color:#111827}.login-card #downloadShareBtn{margin-top:16px}

/* Mobile/tablet */
@media (max-width:1100px){:root{--sidebar-w:280px}.content{padding:18px}.topbar h2{font-size:24px}.card-head{padding:18px}.login-card{padding:28px}}
@media (max-width:860px){.app-shell{display:block}.sidebar{position:fixed;left:0;top:0;bottom:0;width:min(320px,86vw);transform:translateX(-110%);transition:transform .22s ease;box-shadow:var(--shadow-lg)}body.sidebar-open .sidebar{transform:translateX(0)}.sidebar-close{display:inline-flex}.sidebar-backdrop{position:fixed;inset:0;background:rgba(15,23,42,.55);z-index:35}body.sidebar-open .sidebar-backdrop{display:block!important}.mobile-menu{display:inline-flex}.content{padding:14px}.topbar{position:sticky;top:0;z-index:20;border-radius:16px}.top-actions{justify-content:flex-end}.card-head,.card-head.split{display:grid;align-items:start}.toolbar{margin:12px;border-radius:12px}.view-toggle{margin-left:0}.install-banner{align-items:flex-start}.install-actions{width:100%;margin-left:0}.install-actions button{flex:1}.sidebar-logo{max-width:200px}}
@media (max-width:640px){.login-shell{padding:16px;background:linear-gradient(180deg,#111827 0%,#192238 42%,#f4f6f9 42%,#f8fafc 100%)}.login-card{padding:22px;border-radius:20px}.login-brand{display:grid}.login-logo{width:220px;max-width:100%}.enterprise-badge{justify-self:start}.login-card h1{font-size:28px}.admin-topbar{display:grid;gap:12px}.topbar-left{align-items:flex-start}.top-actions{width:100%}.top-actions button{flex:1}.toolbar button,.toolbar label{flex:1;min-width:140px}.qnap-dropzone{margin:0 12px 12px;padding:18px}.qnap-info{padding:0 12px 12px}.breadcrumb{padding-left:12px;padding-right:12px}.upload-queue{margin:0 12px 12px}.cards-grid{padding:12px;grid-template-columns:1fr}.modal-box{padding:20px}.install-banner{bottom:10px;width:calc(100% - 18px);display:grid;grid-template-columns:48px 1fr}.install-actions{grid-column:1/3}.table-card{border-radius:0}table{min-width:780px}}
@media (display-mode:standalone){#installBanner,#installAppTopBtn,#installAppSideBtn,#installAppLoginBtn{display:none!important}body{background:#f4f6f9}}

/* LitCloud v2.7 - KPIs empresariais */
.kpi-strip{display:grid;grid-template-columns:repeat(5,minmax(160px,1fr));gap:14px;margin:16px 0 18px}.kpi-card{display:flex;align-items:center;gap:13px;border:1px solid var(--line);background:linear-gradient(180deg,#fff,#f8fafc);border-radius:18px;padding:15px 16px;box-shadow:var(--shadow);min-height:92px;position:relative;overflow:hidden}.kpi-card:after{content:"";position:absolute;right:-30px;top:-35px;width:90px;height:90px;border-radius:50%;background:rgba(94,33,154,.06)}.kpi-primary{border-color:#ddd6fe;background:linear-gradient(135deg,#fff 0%,#f5f3ff 100%)}.kpi-warning{border-color:#fed7aa;background:#fff7ed}.kpi-icon{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:#eef2ff;color:#3730a3;font-size:22px;flex:0 0 44px}.kpi-card small{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#64748b;font-weight:950}.kpi-card strong{display:block;font-size:24px;line-height:1.05;color:#111827;letter-spacing:-.45px;margin-top:5px}.kpi-card em{display:block;font-style:normal;font-size:12px;color:#64748b;margin-top:5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:170px}
@media (max-width:1280px){.kpi-strip{grid-template-columns:repeat(3,minmax(180px,1fr))}}
@media (max-width:760px){.kpi-strip{grid-template-columns:1fr}.kpi-card{min-height:82px}.kpi-card em{max-width:none}}