:root{
  --ink:#16233a; --sub:#5a6678; --line:#e7ecf3; --brand:#1f5fbf;
  --accent:#e8552d; --wa:#25D366; --bg:#f6f8fb; --card:#fff; --chip:#eef3fb;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1080px;margin:0 auto;padding:0 16px}

/* ---------- Top nav ---------- */
header.top{background:var(--ink);color:#fff;position:sticky;top:0;z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;letter-spacing:.3px}
.brand .sun{width:26px;height:26px;border-radius:50%;background:var(--accent);
  display:flex;align-items:center;justify-content:center;font-size:14px;color:#fff;font-weight:800}
.brand small{display:block;font-weight:400;font-size:11px;color:#9fb0c8;letter-spacing:.5px}
.navlinks{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.navlinks a{color:#dbe4f0;font-size:14px}
.navlinks a:hover{color:#fff}
.lang{display:flex;gap:6px;font-size:13px}
.lang a{padding:3px 8px;border-radius:6px;color:#cdd8e8;border:1px solid #2c3e5c}
.lang a.on,.lang a:hover{background:var(--accent);color:#fff;border-color:var(--accent)}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(135deg,#1c2f52,#0e1c33);color:#fff;padding:54px 0 46px}
.hero h1{font-size:30px;line-height:1.25;margin-bottom:14px}
.hero p{font-size:16px;color:#c7d4e8;max-width:620px;margin-bottom:22px}
.hero .tagline{color:var(--accent);font-weight:600;font-size:14px;margin-bottom:10px;display:inline-block}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.btn-wa{display:inline-flex;align-items:center;gap:9px;background:var(--wa);color:#06351d;
  font-weight:700;padding:13px 20px;border-radius:10px;font-size:15px}
.btn-wa:hover{filter:brightness(1.05)}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;border:1px solid #3c547c;color:#dbe4f0;
  padding:13px 18px;border-radius:10px;font-size:14px}
.btn-ghost:hover{background:#22324f}

/* ---------- Trust bar ---------- */
.trust{background:#fff;border-bottom:1px solid var(--line)}
.trust .wrap{display:flex;gap:26px;flex-wrap:wrap;padding:16px;justify-content:center;text-align:center}
.trust div{font-size:14px;color:var(--sub)}
.trust b{display:block;color:var(--ink);font-size:18px}

/* ---------- Sections ---------- */
section{padding:42px 0}
.sec-head{margin-bottom:22px}
.sec-head h2{font-size:23px;margin-bottom:6px}
.sec-head p{color:var(--sub);font-size:15px}
.grid{display:grid;gap:16px}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;
  box-shadow:0 1px 3px rgba(20,40,80,.04);transition:.15s}
.card:hover{box-shadow:0 6px 18px rgba(20,40,80,.08);transform:translateY(-2px)}
.card .ico{width:42px;height:42px;border-radius:10px;background:var(--chip);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:12px}
.card h3{font-size:17px;margin-bottom:8px}
.card p{font-size:14px;color:var(--sub);margin-bottom:12px}
.card a.more{font-size:14px;font-weight:600}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;text-align:center}
.kpis .k{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px}
.kpis .k b{display:block;font-size:24px;color:var(--accent)}
.kpis .k span{font-size:13px;color:var(--sub)}

/* ---------- Product table ---------- */
table{width:100%;border-collapse:collapse;margin:14px 0;font-size:14px;background:#fff}
th,td{border:1px solid var(--line);padding:10px 11px;text-align:left;vertical-align:top}
th{background:var(--chip);color:var(--brand);font-weight:600}
.tag{display:inline-block;background:var(--chip);color:var(--brand);border-radius:6px;
  padding:2px 9px;font-size:12px;font-weight:600;margin:2px 3px 2px 0}
.ph{color:#b03a2e;font-weight:600;font-size:12px}

/* ---------- CTA band ---------- */
.band{background:linear-gradient(135deg,var(--accent),#c8431f);color:#fff;border-radius:16px;
  padding:30px;text-align:center;margin:30px 0}
.band h3{font-size:21px;margin-bottom:8px}
.band p{margin-bottom:18px;opacity:.95}
.band .btn-wa{background:#fff;color:var(--accent)}

/* ---------- Footer ---------- */
footer{background:var(--ink);color:#aebccf;padding:34px 0 26px;font-size:13px;margin-top:30px}
footer .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:22px}
footer h4{color:#fff;font-size:14px;margin-bottom:10px}
footer a{color:#aebccf}
footer a:hover{color:#fff}
footer .fine{margin-top:22px;color:#7d8ca3;font-size:12px;border-top:1px solid #2a3a57;padding-top:14px}

/* ---------- WhatsApp float ---------- */
.wa-float{position:fixed;right:18px;bottom:18px;z-index:90;display:inline-flex;align-items:center;gap:9px;
  background:var(--wa);color:#06351d;font-weight:700;padding:13px 17px;border-radius:30px;
  box-shadow:0 6px 20px rgba(37,211,102,.45);font-size:15px}
.wa-float:hover{filter:brightness(1.05)}
.wa-float svg{width:22px;height:22px;fill:#06351d}
.wa-inline{display:inline-flex;align-items:center;gap:8px;background:var(--wa);color:#06351d;
  font-weight:700;padding:11px 16px;border-radius:10px;font-size:14px;margin:6px 0}
.wa-inline svg{width:18px;height:18px;fill:#06351d}

/* ---------- Forms ---------- */
.form{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;max-width:560px}
.form label{display:block;font-size:14px;font-weight:600;margin:12px 0 5px}
.form input,.form textarea,.form select{width:100%;padding:11px 12px;border:1px solid var(--line);
  border-radius:9px;font-size:14px;font-family:inherit}
.form textarea{min-height:110px;resize:vertical}
.form button{margin-top:16px;background:var(--brand);color:#fff;border:0;padding:13px 22px;
  border-radius:10px;font-weight:700;font-size:15px;cursor:pointer}
.note{background:var(--chip);border-left:4px solid var(--brand);padding:12px 14px;border-radius:8px;
  font-size:14px;color:var(--ink);margin:14px 0}

@media(max-width:760px){
  .grid.c3,.grid.c2{grid-template-columns:1fr}
  .kpis{grid-template-columns:repeat(2,1fr)}
  .hero h1{font-size:25px}
  footer .wrap{grid-template-columns:1fr}
  .navlinks{font-size:13px;gap:12px}
}