:root{
  --bg:#0b1220;
  --text:#e5f0ff;
  --muted:#99a4b8;
  --card:#0f172a;
  --accent:#10b981;
  --accent2:#2563eb;
  --border:#1f2937;
  --shadow:0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,Segoe UI,Arial,sans-serif;line-height:1.6}
img{max-width:100%;height:auto;display:block}
a{color:#a5b4fc;text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.header{position:sticky;top:0;background:rgba(11,18,32,.8);backdrop-filter:saturate(160%) blur(6px);border-bottom:1px solid var(--border);z-index:50}
.nav{display:flex;gap:18px;align-items:center;justify-content:space-between;padding:14px 0}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;color:#fff}
.nav-links{list-style:none;display:flex;gap:18px;margin:0;padding:0}
.nav a{font-weight:600}
.cta{background:linear-gradient(90deg,var(--accent2),var(--accent));padding:10px 14px;border-radius:999px;color:white;box-shadow:var(--shadow)}
.cta:hover{opacity:.9;text-decoration:none}
.hero{padding:60px 0 20px;background:linear-gradient(180deg,rgba(37,99,235,.15),transparent)}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:center}
.hero-text h1{font-size:40px;line-height:1.15;margin:.2em 0}
.lead{font-size:18px;color:#dbeafe}
.hero-ctas{display:flex;gap:12px;margin:18px 0 10px}
.btn{display:inline-block;border:1px solid #3b82f6;padding:10px 16px;border-radius:12px;font-weight:700}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:#2563eb;border-color:#2563eb;color:#fff}
.btn-outline{background:transparent;border-color:#60a5fa;color:#dbeafe}
.btn-lg{padding:14px 20px;border-radius:14px;font-size:18px}
.badge-line{margin-top:8px}
.hero-img{border-radius:16px;box-shadow:var(--shadow)}
.section{padding:48px 0}
.section.alt{background:rgba(2,6,23,.35)}
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:18px 0}
.card{background:var(--card);border:1px solid var(--border);padding:16px;border-radius:16px;box-shadow:var(--shadow)}
.banner{margin:28px 0;text-align:center}
.compare-table{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--border);border-radius:12px;overflow:hidden}
.compare-table th,.compare-table td{padding:12px 10px;border-bottom:1px solid var(--border);text-align:left}
.compare-table thead th{background:#111827}
.bullets{columns:2;gap:20px}
.bullets li{break-inside:avoid;margin-bottom:10px}
.steps{counter-reset:step;list-style:none;padding:0;margin:0}
.steps > li{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:14px 16px;margin:12px 0;position:relative}
.steps > li h3{margin:0 0 6px}
.sticky-cta{position:fixed;right:16px;bottom:16px;z-index:100}
.sticky-btn{display:inline-block;background:linear-gradient(90deg,var(--accent),var(--accent2));color:#fff;padding:12px 16px;border-radius:999px;box-shadow:var(--shadow);font-weight:800}
.footer{border-top:1px solid var(--border);margin-top:30px;padding:16px 0;background:#0a0f1f}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:16px}
.footer h4{margin:8px 0}
.muted{color:var(--muted)}
.small{font-size:12px}
.table-wrap{overflow:auto}

/* Admin */
body.admin{background:#0b1220}
.admin-header{border-bottom:1px solid var(--border);padding:10px 0;background:#0a0f1f}
.admin-login{max-width:420px;margin:10vh auto;background:var(--card);padding:24px;border-radius:16px;border:1px solid var(--border);box-shadow:var(--shadow)}
.admin-grid{display:grid;grid-template-columns:1fr;gap:16px;padding:24px 0}
.panel{background:var(--card);border:1px solid var(--border);padding:16px;border-radius:16px;box-shadow:var(--shadow)}
.panel form{display:grid;gap:10px}
input[type="url"],input[type="text"],input[type="password"]{width:100%;padding:10px;border-radius:12px;border:1px solid var(--border);background:#0a1222;color:#e5f0ff}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:10px}
.kpi{background:#0a1222;border:1px solid var(--border);border-radius:14px;padding:12px}
.kpi-label{color:#9aa6bd;font-size:12px}
.kpi-value{font-size:26px;font-weight:800}
.notice{background:#052e1f;border:1px solid #065f46;color:#a7f3d0;padding:10px;border-radius:12px}
.error{background:#3f1d1d;border:1px solid #7f1d1d;color:#fecaca;padding:10px;border-radius:12px}

/* Responsive */
@media (max-width: 900px){
  .hero-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .bullets{columns:1}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width: 640px){
  .footer-grid{grid-template-columns:1fr}
}