:root{--bg:#0b1220;--card:#111a2e;--text:#e8eefc;--muted:#a9b6d5;--primary:#5aa7ff;--danger:#ff6b6b;--border:#223050}
*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial;background:radial-gradient(1200px 700px at 20% 10%,#142048 0%,#0b1220 55%,#070c16 100%);color:var(--text)}
a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}
.container{max-width:1080px;margin:0 auto;padding:24px}
.topbar{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-bottom:18px}
.brand{display:flex;gap:10px;align-items:center}
.logo{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,#5aa7ff,#7c5cff);box-shadow:0 10px 30px rgba(90,167,255,.25)}
.nav{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.nav a{color:var(--text);opacity:.9}
.card{background:rgba(17,26,46,.9);border:1px solid var(--border);border-radius:16px;padding:18px;box-shadow:0 16px 60px rgba(0,0,0,.25)}
.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:14px}
.col-6{grid-column:span 6}.col-12{grid-column:span 12}.col-4{grid-column:span 4}.col-8{grid-column:span 8}
@media(max-width:900px){.col-6,.col-4,.col-8{grid-column:span 12}}
.muted{color:var(--muted)}
.btn{display:inline-flex;align-items:center;gap:8px;background:rgba(90,167,255,.12);border:1px solid rgba(90,167,255,.35);color:var(--text);padding:10px 12px;border-radius:12px;cursor:pointer}
.btn:hover{background:rgba(90,167,255,.16)}
.btn-danger{background:rgba(255,107,107,.12);border-color:rgba(255,107,107,.35)}
.btn-danger:hover{background:rgba(255,107,107,.16)}
.btn-ghost{background:transparent;border:1px solid var(--border)}
.btn-ghost:hover{background:rgba(255,255,255,.04)}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}
label{font-size:13px;color:var(--muted)}
input,select,textarea{background:rgba(8,12,22,.7);border:1px solid var(--border);border-radius:12px;color:var(--text);padding:10px 12px;outline:none}
textarea{min-height:100px;resize:vertical}
input:focus,select:focus,textarea:focus{border-color:rgba(90,167,255,.55);box-shadow:0 0 0 3px rgba(90,167,255,.12)}
.table{width:100%;border-collapse:separate;border-spacing:0 10px}
.table th{font-size:12px;color:var(--muted);font-weight:600;text-align:left;padding:0 10px}
.table td{background:rgba(8,12,22,.55);border:1px solid var(--border);padding:12px 10px}
.table tr td:first-child{border-top-left-radius:12px;border-bottom-left-radius:12px}
.table tr td:last-child{border-top-right-radius:12px;border-bottom-right-radius:12px}
.flash{border-radius:14px;padding:12px 14px;border:1px solid var(--border);background:rgba(8,12,22,.55);margin:0 0 14px 0}
.flash.error{border-color:rgba(255,107,107,.35)}
.flash.success{border-color:rgba(90,167,255,.35)}