:root{
  --blue:#087CFF; --cyan:#00C8FF; --purple:#B414FF; --magenta:#E014C8; --orange:#FF641E; --amber:#ff8548;
  --green:#22c55e; --red:#ef4444;
  --grad-brand: linear-gradient(90deg, var(--purple), var(--magenta));

  --bg:#03060D; --surface:#0d1119; --surface-2:#11161f; --border:#1f2535;
  --text:#F5F7FF; --text-dim:#9aa0b8; --text-dimmer:#6b7086;
  --font:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0;}
body{background:var(--bg);color:var(--text);font-family:var(--font);line-height:1.5;}
a{color:inherit;text-decoration:none;}
.wrap{max-width:1100px;margin:0 auto;padding:0 24px;}

/* ---- topbar ---- */
.topbar{
  position:sticky;top:0;z-index:10;
  background:linear-gradient(180deg, rgba(3,6,13,.96), rgba(9,12,22,.9));
  border-bottom:1px solid rgba(255,255,255,.08);
  backdrop-filter:blur(14px);
}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;height:72px;}
.topbar__brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px;}
.topbar__brand .dot{width:9px;height:9px;border-radius:50%;background:var(--grad-brand);}
.topbar__nav{display:flex;align-items:center;gap:26px;}
.topbar__nav a{color:var(--text-dim);font-size:14px;font-weight:500;transition:color .15s;}
.topbar__nav a.active,.topbar__nav a:hover{color:var(--text);}
.topbar__user{display:flex;align-items:center;gap:14px;font-size:13.5px;color:var(--text-dim);}
.role-badge{padding:3px 9px;border-radius:999px;font-size:11px;font-weight:700;letter-spacing:.03em;}
.role-badge--admin{background:rgba(180,20,255,.15);color:#d17bff;}
.role-badge--staff{background:rgba(8,124,255,.15);color:#6cc3ff;}
.role-badge--owner{background:rgba(255,100,30,.15);color:#ffa06b;}
.role-badge--user{background:rgba(255,255,255,.08);color:var(--text-dim);}

/* ---- layout ---- */
main{padding:40px 0 80px;}
.page-head{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px;margin-bottom:28px;}
.page-head h1{font-size:26px;font-weight:800;}
.page-head p{color:var(--text-dim);font-size:14px;margin-top:4px;}

/* ---- cards / tables ---- */
.card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:24px;margin-bottom:22px;}
.card h2{font-size:16px;font-weight:700;margin-bottom:16px;}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin-bottom:28px;}
.stat-box{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:18px 20px;}
.stat-box b{display:block;font-size:24px;font-weight:800;}
.stat-box span{font-size:12.5px;color:var(--text-dimmer);}

table{width:100%;border-collapse:collapse;}
th,td{text-align:left;padding:11px 10px;font-size:13.5px;border-bottom:1px solid var(--border);}
th{color:var(--text-dimmer);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.03em;}
tr:last-child td{border-bottom:none;}

/* ---- forms ---- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;color:var(--text-dim);margin-bottom:6px;}
.field input,.field select{
  width:100%;padding:11px 13px;border-radius:10px;
  background:var(--surface-2);border:1px solid var(--border);color:var(--text);
  font-family:var(--font);font-size:14px;
}
.field input:focus,.field select:focus{outline:none;border-color:var(--purple);}

.phone-group{display:flex;gap:8px;}
.phone-group select{flex:0 0 108px;font-size:13.5px;}
.phone-group input{flex:1;min-width:0;}
.hint{font-size:12px;color:var(--text-dimmer);margin-top:5px;}

.btn{
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
  padding:11px 22px;border-radius:10px;font-size:14px;font-weight:600;
  cursor:pointer;border:1px solid transparent;font-family:var(--font);
  transition:transform .15s, box-shadow .15s;
}
.btn:hover{transform:translateY(-1px);}
.btn--primary{background:var(--grad-brand);color:#fff;box-shadow:0 10px 26px -10px rgba(180,20,255,.5);}
.btn--ghost{background:transparent;border-color:var(--border);color:var(--text);}
.btn--ghost:hover{background:var(--surface-2);}
.btn--sm{padding:7px 14px;font-size:13px;}

.alert{padding:12px 16px;border-radius:10px;font-size:13.5px;margin-bottom:20px;}
.alert--error{background:rgba(239,68,68,.12);border:1px solid rgba(239,68,68,.35);color:#ff8a8a;}
.alert--success{background:rgba(34,197,94,.12);border:1px solid rgba(34,197,94,.35);color:#7be3a0;}

.empty{color:var(--text-dimmer);font-size:13.5px;padding:20px 0;text-align:center;}

/* ---- login ---- */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;position:relative;overflow:hidden;}
.auth-wrap::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(circle at 15% 20%, rgba(8,124,255,.16), transparent 45%),
    radial-gradient(circle at 85% 80%, rgba(255,100,30,.14), transparent 45%);
}
.auth-card{
  position:relative;z-index:1;width:100%;max-width:400px;
  background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:36px 32px;
}
.auth-card .brand{display:flex;align-items:center;justify-content:center;gap:8px;font-weight:800;font-size:19px;margin-bottom:6px;}
.auth-card .brand .dot{width:10px;height:10px;border-radius:50%;background:var(--grad-brand);}
.auth-card h1{font-size:20px;font-weight:700;text-align:center;margin-bottom:6px;}
.auth-card .sub{text-align:center;color:var(--text-dim);font-size:13.5px;margin-bottom:26px;}
.auth-card .btn{width:100%;margin-top:6px;}

@media (max-width:640px){
  .form-grid{grid-template-columns:1fr;}
  .topbar__nav{display:none;}
  table{font-size:12.5px;}
}