*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,sans-serif;background:#0b1220;color:#e5e7eb}a{text-decoration:none;color:inherit}input,select,button{font:inherit}
.layout{display:grid;grid-template-columns:260px 1fr;min-height:100vh}.sidebar{background:#0f172a;border-right:1px solid #233046;padding:24px;display:flex;flex-direction:column;gap:16px}.brand{font-size:1.2rem;font-weight:700}.nav{display:flex;flex-direction:column;gap:8px}.nav a{padding:10px 12px;border-radius:10px;color:#cbd5e1}.nav a.active,.nav a:hover{background:#172033;color:#fff}.logout-form{margin-top:auto}
.content{padding:24px}.page-header{margin-bottom:18px}.page-header h1{margin:0 0 6px}.muted{color:#94a3b8}.small{font-size:.88rem}
.card{background:#111827;border:1px solid #243247;border-radius:20px;padding:18px;margin-bottom:18px;box-shadow:0 10px 30px rgba(0,0,0,.2)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.stat-card strong{display:block;font-size:2rem;margin-top:6px}
.two-col{display:grid;grid-template-columns:380px 1fr;gap:18px}
.form{display:grid;gap:12px}.form label{display:grid;gap:6px;font-size:.95rem}input,select{width:100%;padding:11px 12px;border-radius:10px;border:1px solid #334155;background:#0b1220;color:#fff}
.btn{padding:11px 14px;border-radius:10px;border:0;background:#2563eb;color:#fff;cursor:pointer}.btn:hover{filter:brightness(1.05)}.btn-secondary{background:#334155}.btn-danger{background:#7f1d1d}.btn-full{width:100%}
.table{width:100%;border-collapse:collapse}.table th,.table td{padding:10px 8px;border-bottom:1px solid #233046;text-align:left;vertical-align:top}.actions{display:flex;gap:8px;flex-wrap:wrap}.stack{display:grid;gap:8px}.inline-row{display:flex;gap:8px;align-items:center}.inline-row input{min-width:200px}
.flash{padding:12px 14px;border-radius:12px;margin-bottom:18px}.flash.error{background:#7f1d1d}.flash.success{background:#14532d}.pill{display:inline-block;padding:4px 9px;border-radius:999px;font-size:.8rem}.pill-ok{background:#16391f;color:#bbf7d0}.pill-off{background:#3f1d1d;color:#fecaca}
.login-wrap{display:grid;place-items:center;min-height:100vh;padding:20px}.login-card{width:min(100%,420px)}.search-row{display:flex;gap:8px;margin-bottom:12px}.search-row input{flex:1}
.code{white-space:pre-wrap;background:#09111e;border:1px solid #243247;border-radius:12px;padding:14px;overflow:auto}
@media (max-width:980px){.layout{grid-template-columns:1fr}.sidebar{border-right:0;border-bottom:1px solid #233046}.stats-grid{grid-template-columns:repeat(2,1fr)}.two-col{grid-template-columns:1fr}}@media (max-width:640px){.stats-grid{grid-template-columns:1fr}.search-row,.inline-row{flex-direction:column;align-items:stretch}}