:root{
  --bg:#0a0a0a;
  --surface:#141414;
  --surface-2:#1b1b1b;
  --border:#262626;
  --text:#eaeaea;
  --muted:#8a8a8a;
  --accent:#FFC107;
  --accent-2:#ffd34d;
  --danger:#ef4444;
  --ok:#10b981;
}
*{box-sizing:border-box}
html,body{background:var(--bg);color:var(--text);font-family:'Inter',system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--accent-2)}
.text-muted{color:var(--muted)!important}

/* Background glow */
.app-body{
  min-height:100vh;
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(255,193,7,.08), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(255,193,7,.05), transparent 60%),
    var(--bg);
}

/* Header */
.app-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:rgba(10,10,10,.7);border-bottom:1px solid var(--border)}
.brand{display:flex;align-items:center;gap:.65rem;color:var(--text)}
.brand:hover{color:var(--text)}
.brand img{height:34px;width:34px;object-fit:contain;border-radius:8px;background:#000;padding:3px;border:1px solid var(--border)}
.brand-mark{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--accent),#b8860b);color:#000;font-weight:800}
.brand-name{font-weight:700;letter-spacing:.3px}

.app-main{padding:32px 0 60px}
.app-footer{border-top:1px solid var(--border);color:var(--muted);margin-top:60px}

/* Buttons */
.btn{border-radius:10px;font-weight:600;letter-spacing:.2px}
.btn-accent{background:var(--accent);border:1px solid var(--accent);color:#111}
.btn-accent:hover{background:var(--accent-2);border-color:var(--accent-2);color:#111}
.btn-outline-accent{color:var(--accent);border:1px solid var(--accent);background:transparent}
.btn-outline-accent:hover{background:var(--accent);color:#111}
.btn-ghost{color:var(--text);background:transparent;border:1px solid var(--border)}
.btn-ghost:hover{background:var(--surface-2);color:var(--text)}
.btn-danger{background:var(--danger);border-color:var(--danger);color:#fff}

/* Forms */
.form-control,.form-select{background:#0f0f0f;border:1px solid var(--border);color:var(--text);border-radius:10px;padding:.7rem .9rem}
.form-control:focus,.form-select:focus{background:#0f0f0f;color:var(--text);border-color:var(--accent);box-shadow:0 0 0 .2rem rgba(255,193,7,.15)}
.form-label{font-size:.85rem;color:var(--muted);font-weight:500;letter-spacing:.3px;text-transform:uppercase}
.input-group .btn{border-radius:0 10px 10px 0}

/* Cards */
.glass-card{background:linear-gradient(180deg,rgba(255,255,255,.025),rgba(255,255,255,.01));border:1px solid var(--border);border-radius:18px;backdrop-filter:blur(12px)}

/* Auth */
.auth-wrap{min-height:calc(100vh - 140px);display:grid;place-items:center;padding:24px}
.auth-card{width:100%;max-width:420px;padding:30px;border-radius:20px}
.auth-card h1{font-size:1.5rem;font-weight:700;margin-bottom:.25rem}
.auth-card p.lead{color:var(--muted);font-size:.92rem;margin-bottom:1.5rem}

/* Checker grid */
.checker-grid{display:grid;grid-template-columns:1fr;gap:18px;margin-top:8px}
@media(min-width:768px){.checker-grid{grid-template-columns:1fr 1fr}}
.checker-card{position:relative;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:22px;border-radius:18px;background:linear-gradient(180deg,#161616,#101010);border:1px solid var(--border);transition:.25s;overflow:hidden}
.checker-card::before{content:"";position:absolute;inset:-1px;border-radius:18px;padding:1px;background:linear-gradient(135deg,transparent,rgba(255,193,7,.0));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;transition:.3s;pointer-events:none}
.checker-card:hover{transform:translateY(-3px);border-color:rgba(255,193,7,.4);box-shadow:0 10px 40px -10px rgba(255,193,7,.25)}
.checker-card:hover::before{background:linear-gradient(135deg,rgba(255,193,7,.5),transparent)}
.checker-left{display:flex;align-items:center;gap:16px;min-width:0}
.checker-logo{width:60px;height:60px;border-radius:14px;background:#0a0a0a;border:1px solid var(--border);display:grid;place-items:center;flex-shrink:0;overflow:hidden}
.checker-logo img{max-width:100%;max-height:100%;object-fit:contain}
.checker-logo .placeholder{font-weight:800;color:var(--accent);font-size:1.4rem}
.checker-name{font-weight:700;font-size:1.05rem;letter-spacing:.2px}
.checker-status{font-size:.75rem;color:var(--muted);margin-top:2px}

/* Admin layout */
.admin-shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}
@media(max-width:900px){.admin-shell{grid-template-columns:1fr}}
.admin-side{background:#0c0c0c;border-right:1px solid var(--border);padding:18px}
.admin-side .brand{margin-bottom:24px}
.admin-side a.nav-link{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;color:var(--text);font-weight:500;margin-bottom:4px}
.admin-side a.nav-link:hover{background:var(--surface-2)}
.admin-side a.nav-link.active{background:rgba(255,193,7,.12);color:var(--accent)}
.admin-main{padding:28px 32px}
@media(max-width:600px){.admin-main{padding:20px 16px}}
.page-title{font-size:1.5rem;font-weight:700;margin-bottom:1.25rem}

/* Stat cards */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}
.stat{padding:20px;border-radius:16px;background:linear-gradient(180deg,#161616,#101010);border:1px solid var(--border)}
.stat .label{color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.6px}
.stat .value{font-size:2rem;font-weight:800;margin-top:6px;color:var(--accent)}

/* Tables */
.table-wrap{background:#101010;border:1px solid var(--border);border-radius:14px;overflow:hidden}
.table{color:var(--text);margin:0}
.table > :not(caption) > * > *{background:transparent;color:var(--text);border-bottom-color:var(--border);padding:.85rem 1rem}
.table thead th{font-size:.78rem;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);font-weight:600;background:#0c0c0c!important;border-bottom:1px solid var(--border)}
.table tbody tr:hover > *{background:rgba(255,255,255,.02)!important}

/* Badges */
.badge-soft{display:inline-block;padding:.25rem .55rem;border-radius:999px;font-size:.72rem;font-weight:600;letter-spacing:.3px;text-transform:uppercase}
.badge-active{background:rgba(16,185,129,.15);color:#34d399}
.badge-inactive{background:rgba(239,68,68,.12);color:#f87171}
.badge-role{background:rgba(255,193,7,.12);color:var(--accent)}

/* Alerts */
.alert{border-radius:12px;border:1px solid var(--border)}
.alert-success{background:rgba(16,185,129,.1);border-color:rgba(16,185,129,.3);color:#86efac}
.alert-danger{background:rgba(239,68,68,.1);border-color:rgba(239,68,68,.3);color:#fca5a5}
.alert-info{background:rgba(255,193,7,.08);border-color:rgba(255,193,7,.3);color:var(--accent-2)}

/* Viewer */
.viewer-shell{position:fixed;inset:0;display:flex;flex-direction:column;background:#000}
.viewer-bar{display:flex;align-items:center;gap:12px;padding:10px 14px;background:#0a0a0a;border-bottom:1px solid var(--border)}
.viewer-bar .name{font-weight:600;flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.viewer-frame{flex:1;width:100%;border:0;background:#fff}
.viewer-blocked{flex:1;display:grid;place-items:center;padding:24px;text-align:center;color:var(--muted)}
.viewer-blocked .icon{font-size:3rem;margin-bottom:12px;color:var(--accent)}
.viewer-blocked h2{color:var(--text);margin-bottom:.5rem}

/* Utility */
.divider{height:1px;background:var(--border);margin:24px 0}
.row-actions{display:flex;flex-wrap:wrap;gap:6px}