:root {
  --navy:#0d1b2a; --blue:#2563eb; --light:#f4f7fb; --white:#fff;
  --text:#172033; --muted:#67748a; --border:#dbe3ef; --green:#15803d; --red:#b91c1c;
}
* { box-sizing:border-box; }
body { margin:0; font-family:Inter,Arial,sans-serif; background:var(--light); color:var(--text); }
a { color:var(--blue); text-decoration:none; }
.container { width:min(1160px,92%); margin:auto; }
.nav { background:var(--navy); color:white; padding:16px 0; }
.nav-inner { display:flex; align-items:center; justify-content:space-between; gap:20px; }
.brand { color:white; font-weight:800; font-size:20px; }
.nav-links { display:flex; gap:16px; align-items:center; flex-wrap:wrap; }
.nav-links a { color:white; }
.hero { padding:90px 0 70px; text-align:center; }
.hero h1 { font-size:clamp(36px,6vw,64px); margin:0 0 18px; }
.hero p { font-size:20px; color:var(--muted); max-width:760px; margin:0 auto 30px; }
.btn { display:inline-block; border:0; border-radius:10px; padding:12px 18px; font-weight:700; cursor:pointer; background:var(--blue); color:white; }
.btn.secondary { background:white; color:var(--text); border:1px solid var(--border); }
.btn.danger { background:var(--red); }
.card { background:white; border:1px solid var(--border); border-radius:16px; padding:22px; box-shadow:0 10px 30px rgba(18,38,63,.06); }
.grid { display:grid; gap:18px; }
.grid-3 { grid-template-columns:repeat(3,1fr); }
.form-row { display:grid; grid-template-columns:repeat(4,1fr); gap:12px; }
label { display:block; font-weight:700; margin-bottom:6px; }
input, select { width:100%; padding:12px; border:1px solid var(--border); border-radius:9px; background:white; }
.auth { max-width:460px; margin:60px auto; }
.auth h1 { margin-top:0; }
.flash { padding:12px 15px; border-radius:10px; margin:14px 0; }
.flash.error { background:#fee2e2; color:#991b1b; }
.flash.success { background:#dcfce7; color:#166534; }
.results { margin-top:20px; overflow:auto; }
table { width:100%; border-collapse:collapse; background:white; }
th, td { padding:12px; border-bottom:1px solid var(--border); text-align:left; vertical-align:top; }
th { background:#edf3fb; position:sticky; top:0; }
.badge { display:inline-block; padding:4px 8px; border-radius:999px; background:#e8efff; font-size:12px; }
.search-suggestions { display:flex; gap:8px; flex-wrap:wrap; margin-top:10px; }
.search-suggestions a { padding:7px 10px; background:#e8efff; border-radius:999px; }
.section { padding:48px 0; }
.footer { padding:30px 0; text-align:center; color:var(--muted); }
.admin-table td { vertical-align:middle; }
@media (max-width: 800px) {
  .grid-3, .form-row { grid-template-columns:1fr; }
  .nav-inner { align-items:flex-start; }
  .hero { padding:55px 0; }
  th, td { min-width:130px; }
}