:root{
    --navy:#06172f;
    --blue:#1557d6;
    --cyan:#06b6d4;
    --green:#16a34a;
    --gold:#facc15;
    --orange:#f97316;
    --bg:#f5f8ff;
    --card:#fff;
    --text:#10203b;
    --muted:#667085;
    --line:#d8e5f3;
    --shadow:0 18px 50px rgba(10,35,75,.12);
    --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text);line-height:1.65}
a{text-decoration:none;color:inherit}
.wrap{width:min(1180px,92%);margin:auto}
.topbar{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.nav{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;color:var(--navy)}
.brand-mark{width:46px;height:46px;border-radius:16px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--orange),var(--blue))}
.brand small{display:block;color:var(--muted);font-size:12px}
.nav-links{display:flex;align-items:center;gap:12px;font-weight:800;font-size:14px}
.nav-links a{padding:10px 8px;border-radius:12px}
.nav-links a:hover{background:#eef6ff}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:999px;font-weight:900;border:1px solid transparent}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 14px 30px rgba(21,87,214,.22)}
.btn-green{background:var(--green);color:#fff}
.btn-gold{background:var(--gold);color:#111827}
.btn-outline{background:#fff;border-color:#bfd0e6;color:var(--navy)}
.hero{
    color:#fff;
    padding:92px 0 72px;
    background:
      radial-gradient(circle at 12% 10%,rgba(250,204,21,.22),transparent 30%),
      radial-gradient(circle at 90% 18%,rgba(6,182,212,.35),transparent 34%),
      linear-gradient(135deg,#06172f 0%,#0b2d62 48%,#1557d6 100%);
}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:34px;align-items:center}
.eyebrow{display:inline-flex;padding:8px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.10);color:#fff3b0;font-size:13px;font-weight:900;margin-bottom:16px}
h1{font-size:clamp(36px,5vw,64px);line-height:1.04;margin:0 0 18px;letter-spacing:-1.3px}
.hero-text{font-size:18px;color:#dbeafe;max-width:860px;margin:0 0 24px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.hero-points{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:26px}
.hero-points span{padding:13px 14px;border-radius:18px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.09);font-weight:900;font-size:14px}
.visual-card{background:#fff;color:var(--text);border-radius:34px;padding:18px;box-shadow:0 30px 80px rgba(0,0,0,.30)}
.panel{min-height:470px;border-radius:26px;background:linear-gradient(180deg,#f8fbff,#eaf4ff);border:1px solid #dbeafe;padding:22px}
.panel-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.panel-head strong{font-size:20px;color:var(--navy)}
.badge{display:inline-flex;border-radius:999px;background:#dcfce7;color:#166534;padding:6px 10px;font-size:12px;font-weight:900}
.auto-box{background:#06172f;color:#fff;border-radius:22px;padding:18px;margin-bottom:16px;position:relative;overflow:hidden}
.auto-box:after{content:'';position:absolute;width:150px;height:150px;border-radius:50%;background:rgba(6,182,212,.22);right:-45px;top:-45px}
.auto-box h3{margin:0 0 8px;color:#facc15}
.auto-box p{margin:0;color:#dbeafe}
.lesson{background:#fff;border:1px solid var(--line);border-radius:18px;padding:15px;margin:12px 0;box-shadow:0 12px 24px rgba(10,35,75,.08)}
.lesson strong{display:block;color:var(--navy)}
.lesson span{display:block;color:var(--muted);font-size:13px;margin-top:3px}
.progress{height:10px;background:#e5eaf2;border-radius:999px;margin-top:10px;overflow:hidden}
.progress i{display:block;height:100%;background:linear-gradient(90deg,var(--green),var(--cyan));border-radius:999px}
.section{padding:82px 0}
.section.white{background:#fff}
.section.dark{background:linear-gradient(135deg,#06172f,#0b3c6f);color:#fff}
.section-title{font-size:clamp(30px,3.4vw,44px);line-height:1.15;margin:0 0 12px;color:var(--navy);letter-spacing:-.6px}
.section.dark .section-title{color:#fff}
.section-subtitle{max-width:940px;color:var(--muted);font-size:17px;margin:0 0 34px}
.section.dark .section-subtitle{color:#cbdcff}
.center{text-align:center}
.center .section-subtitle{margin-left:auto;margin-right:auto}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.grid-5{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);transition:.25s ease}
.card:hover{transform:translateY(-5px);box-shadow:0 22px 60px rgba(10,35,75,.18)}
.section.dark .card{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);box-shadow:none}
.card h3{margin:0 0 10px;color:var(--navy);font-size:22px}
.section.dark .card h3{color:#fff}
.card p{margin:0;color:#475467}
.section.dark .card p{color:#dbeafe}
.tag{display:inline-flex;padding:7px 11px;border-radius:999px;background:#ecfeff;color:#0891b2;font-size:12px;font-weight:900;margin-bottom:12px}
.step{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;box-shadow:var(--shadow)}
.step b{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--blue);color:#fff;margin-bottom:12px}
.step h3{margin:0 0 8px;color:var(--navy)}
.step p{margin:0;color:#475467}
.list{margin:14px 0 0;padding:0;list-style:none}
.list li{padding:9px 0 9px 26px;position:relative;color:#334155;border-top:1px dashed #e1e8f2}
.section.dark .list li{color:#dbeafe;border-color:rgba(255,255,255,.22)}
.list li:before{content:'✓';position:absolute;left:0;color:var(--green);font-weight:900}
.notice{border-left:5px solid var(--gold);background:#fff8dd;padding:20px;border-radius:18px;color:#4b3b09;text-align:left}
.cta{background:linear-gradient(135deg,#fff,#ecfeff);border:1px solid var(--line);border-radius:32px;padding:46px;text-align:center;box-shadow:var(--shadow)}
.footer{background:#061225;color:#cbd5e1;padding:34px 0;font-size:14px}
.footer strong{color:#fff}
.whatsapp-float{position:fixed;right:18px;bottom:18px;z-index:80;background:var(--green);color:#fff;padding:14px 18px;border-radius:999px;font-weight:900;box-shadow:0 14px 30px rgba(22,163,74,.35)}
@media(max-width:1040px){
    .nav{flex-wrap:wrap;padding:12px 0}
    .nav-links{width:100%;overflow:auto}
}
@media(max-width:980px){
    .hero-grid,.grid-2,.grid-3,.grid-4,.grid-5,.hero-points{grid-template-columns:1fr}
    .section{padding:58px 0}
    .hero{padding:58px 0 46px}
    .panel{min-height:auto}
}
@media(max-width:560px){
    .wrap{width:min(100% - 28px,1180px)}
    .btn,.hero-actions .btn{width:100%}
    .visual-card{padding:12px;border-radius:24px}
    .cta{padding:26px}
    .whatsapp-float{left:14px;right:14px;text-align:center}
}