:root{
  --bg:#f6f8f9;
  --text:#20333b;
  --muted:#5b6b72;
  --brand:#146a6e;
  --brand-dark:#0e4f53;
  --brand-soft:#e3f0f0;
  --accent:#c2624a;
  --accent-soft:#f7e8e3;
  --line:#dde6e8;
  --white:#ffffff;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  background:var(--bg);color:var(--text);line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-dark)}
.container{max-width:1080px;margin:0 auto;padding:0 20px}
.site-nav{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.nav-inner{max-width:1080px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--brand-dark);letter-spacing:.2px}
.brand .mark{width:34px;height:34px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800}
.nav-links{margin-left:auto;display:flex;align-items:center;gap:20px}
.nav-links a{color:var(--text);font-weight:500;font-size:14px}
.nav-links a:hover{color:var(--brand)}
.btn{display:inline-block;border:none;cursor:pointer;font:inherit;font-weight:600;border-radius:8px;padding:11px 20px;transition:.15s}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff}
.btn-outline{background:transparent;color:var(--brand);border:1.5px solid var(--brand)}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-dark)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#a94f39;color:#fff}
.btn-sm{padding:8px 14px;font-size:13px}
.btn-block{width:100%}
.hero{background:linear-gradient(135deg,var(--brand-dark),var(--brand) 60%,#1f8a8e);color:#fff;padding:74px 0}
.hero h1{font-size:clamp(30px,5vw,46px);margin:0 0 16px;line-height:1.2;font-weight:800}
.hero p.lead{font-size:19px;max-width:620px;opacity:.95;margin:0 0 26px}
.hero .discreet{display:inline-block;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);border-radius:999px;padding:5px 14px;font-size:12px;letter-spacing:.6px;text-transform:uppercase;margin-bottom:18px}
.section{padding:64px 0}
.kicker{text-transform:uppercase;letter-spacing:1.4px;font-size:12px;color:var(--brand);font-weight:700;margin:0 0 8px}
h2{font-size:clamp(24px,3.4vw,32px);margin:0 0 12px;color:var(--brand-dark);line-height:1.25}
.lead{color:var(--muted);font-size:17px;max-width:680px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px;margin-top:30px}
.card{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:24px}
.card h3{margin:0 0 8px;color:var(--brand-dark);font-size:18px}
.card p{margin:0;color:var(--muted);font-size:15px}
.three-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px;margin-top:28px}
.feature{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:26px}
.feature .ic{width:44px;height:44px;border-radius:12px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:14px}
.feature h3{margin:0 0 8px;color:var(--brand-dark);font-size:18px}
.feature p{margin:0;color:var(--muted);font-size:15px}
.form-card{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:30px;max-width:640px}
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;font-size:14px;margin-bottom:6px;color:var(--text)}
.field .hint{font-size:12.5px;color:var(--muted);margin-top:4px}
.field input,.field select,.field textarea{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:8px;font:inherit;font-size:15px;background:#fff}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:600px){.two-col{grid-template-columns:1fr}}
.alert{padding:14px 16px;border-radius:10px;margin-bottom:18px;font-size:14.5px}
.alert-ok{background:var(--brand-soft);border:1px solid #c0e2e2;color:var(--brand-dark)}
.alert-err{background:var(--accent-soft);border:1px solid #eccec4;color:#7c3a28}
.footer{background:var(--brand-dark);color:#d8e6e7;padding:40px 0;margin-top:40px}
.footer .container{display:flex;flex-wrap:wrap;gap:28px;justify-content:space-between}
.footer a{color:#cfe4e5}
.footer a:hover{color:#fff}
.footer small{opacity:.8}
.simple-list{margin:16px 0 0;padding-left:20px}
.simple-list li{margin-bottom:10px;color:var(--muted)}
.center{text-align:center}
.badge{display:inline-block;padding:3px 11px;border-radius:999px;font-size:12px;font-weight:600}
.badge-new{background:var(--accent-soft);color:#8a4a36}
.badge-read{background:var(--brand-soft);color:var(--brand-dark)}
.table{width:100%;border-collapse:collapse;background:var(--white);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.table th,.table td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);font-size:14px}
.table th{background:#f2f6f6;color:var(--brand-dark);font-weight:700}
.table tr:last-child td{border-bottom:none}
.mono{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px;background:#eef3f3;padding:2px 7px;border-radius:5px}
.stat{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:22px}
.stat .num{font-size:34px;font-weight:800;color:var(--brand-dark)}
.stat .lab{color:var(--muted);font-size:14px}
.stack{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}
.muted{color:var(--muted)}
.divider{height:1px;background:var(--line);margin:34px 0}
.tagline{color:var(--muted)}
nav ul{list-style:none;margin:0;padding:0}
.admin-shell{display:flex;min-height:100vh}
.admin-side{width:230px;background:var(--brand-dark);color:#fff;padding:22px 0}
.admin-side .brand{padding:0 20px;margin-bottom:24px}
.admin-side nav a{display:block;color:#cfe4e5;padding:10px 20px;font-size:14.5px}
.admin-side nav a:hover{background:rgba(255,255,255,.08);color:#fff}
.admin-main{flex:1;padding:26px 30px}
@media(max-width:760px){.admin-shell{flex-direction:column}.admin-side{width:100%}}