:root {
  --navy:#0b1220;
  --navy2:#111827;
  --slate:#334155;
  --muted:#64748b;
  --bg:#f8fafc;
  --card:#ffffff;
  --line:#e2e8f0;
  --teal:#0f766e;
  --teal2:#14b8a6;
  --mint:#ccfbf1;
  --olive:#556b2f;
  --amber:#f59e0b;
  --red:#dc2626;
  --shadow:0 20px 70px rgba(15,23,42,.11);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter, Arial, Helvetica, sans-serif;
  color:var(--navy);
  background:
    radial-gradient(circle at 85% 5%, rgba(20,184,166,.18), transparent 34%),
    radial-gradient(circle at 8% 65%, rgba(85,107,47,.10), transparent 26%),
    var(--bg);
}
a{color:inherit}
.container{width:min(1180px,calc(100% - 40px));margin:0 auto}
.topbar{background:var(--navy);color:#dbeafe;font-size:14px}
.topbar-inner{display:flex;justify-content:space-between;gap:18px;align-items:center;padding:9px 0}
.topbar a{color:#99f6e4;text-decoration:none;font-weight:800}
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(226,232,240,.9);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:14px 0}
.logo-link{display:flex;align-items:center;text-decoration:none}
.logo-link img{height:56px;width:auto;display:block}
.nav{display:flex;align-items:center;gap:18px;font-size:14px;font-weight:850;color:#334155}
.nav a{text-decoration:none}
.nav a:hover{color:var(--teal)}
.header-actions{display:flex;gap:10px;align-items:center}
.email-pill{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--line);background:white;border-radius:999px;
  padding:10px 14px;text-decoration:none;font-weight:850;color:var(--teal);
}
.mobile-toggle{display:none;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px 12px;font-weight:900}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:16px;padding:14px 20px;text-decoration:none;font-weight:900;
  border:1px solid transparent;line-height:1.1;cursor:pointer
}
.btn-primary{background:var(--navy);color:#fff;box-shadow:0 12px 28px rgba(15,23,42,.18)}
.btn-primary:hover{background:#1e293b}
.btn-secondary{background:#fff;color:var(--navy);border-color:var(--line)}
.btn-secondary:hover{background:#f1f5f9}
.btn-teal{background:var(--teal);color:white}
.btn-teal:hover{background:#115e59}
.hero{padding:72px 0 58px}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:46px;align-items:center}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--mint);color:#115e59;border-radius:999px;
  padding:9px 14px;text-transform:uppercase;letter-spacing:1.8px;font-weight:900;font-size:12px
}
h1{font-size:clamp(44px,7vw,82px);line-height:.96;letter-spacing:-3.3px;margin:22px 0 18px}
.lead{font-size:21px;line-height:1.58;color:var(--slate);max-width:770px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.trust-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:26px;max-width:760px}
.trust-item{background:rgba(255,255,255,.82);border:1px solid var(--line);border-radius:18px;padding:15px;font-weight:900;color:#334155}
.panel{
  background:var(--card);border:1px solid var(--line);border-radius:30px;padding:28px;box-shadow:var(--shadow)
}
.panel-dark{background:linear-gradient(135deg,#0b1220,#1e293b);color:white;border-color:rgba(255,255,255,.1)}
.panel-dark p{color:#dbeafe}
.panel-list{display:grid;gap:12px;margin-top:18px}
.panel-list div{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);padding:16px;border-radius:18px}
.panel-list strong{display:block;color:#5eead4;text-transform:uppercase;letter-spacing:2px;font-size:12px;margin-bottom:6px}
.section{padding:64px 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:30px}
.section-head h2,.page-title h1{font-size:clamp(34px,5vw,54px);letter-spacing:-2px;line-height:1;margin:12px 0}
.section-head p,.page-title p{font-size:18px;color:var(--slate);line-height:1.55;max-width:780px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:0 12px 35px rgba(15,23,42,.06)
}
.card:hover{transform:translateY(-2px);transition:.2s;box-shadow:var(--shadow)}
.card h3{font-size:21px;margin:10px 0 8px;letter-spacing:-.4px}
.card p,.card li{color:var(--slate);line-height:1.55}
.tag{display:inline-flex;background:#ecfdf5;color:#047857;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:900}
.icon{width:44px;height:44px;border-radius:15px;background:var(--mint);color:var(--teal);display:flex;align-items:center;justify-content:center;font-weight:900}
.check{display:flex;align-items:flex-start;gap:12px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px;font-weight:800}
.check:before{content:"✓";color:white;background:var(--teal);width:22px;height:22px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;flex:0 0 22px;font-size:14px}
.dark-section{background:var(--navy);color:#fff}
.dark-section .card{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.12);color:#fff}
.dark-section .card p,.dark-section .card li{color:#d1d5db}
.dark-section .badge{background:rgba(94,234,212,.14);color:#5eead4}
.course-price{font-size:28px;font-weight:900;margin:12px 0;color:var(--teal)}
.cta{
  background:linear-gradient(135deg,var(--navy),#1e293b);
  color:white;border-radius:34px;padding:42px;display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center
}
.cta p{color:#dbeafe;line-height:1.6}
.email-box{background:#fff;border-radius:24px;padding:14px;display:flex;gap:10px}
.email-box input{flex:1;border:1px solid var(--line);border-radius:16px;padding:14px;font-size:16px}
.page-hero{padding:56px 0 36px}
.breadcrumb{font-size:14px;font-weight:800;color:var(--teal);text-decoration:none}
.content-layout{display:grid;grid-template-columns:260px 1fr;gap:34px;align-items:start}
.sidebar{position:sticky;top:112px}
.sidebar .card a{display:block;padding:9px 0;color:var(--slate);text-decoration:none;font-weight:800}
.sidebar .card a:hover{color:var(--teal)}
.article{background:#fff;border:1px solid var(--line);border-radius:28px;padding:34px;box-shadow:var(--shadow)}
.article h2{font-size:32px;letter-spacing:-1px;margin-top:30px}
.article h3{font-size:24px;margin-top:24px}
.article p,.article li{font-size:17px;line-height:1.72;color:var(--slate)}
.article ul,.article ol{padding-left:24px}
.warning{border-left:6px solid var(--amber);background:#fffbeb;padding:18px;border-radius:16px;margin:22px 0;color:#78350f}
.danger{border-left:6px solid var(--red);background:#fef2f2;padding:18px;border-radius:16px;margin:22px 0;color:#7f1d1d}
.success{border-left:6px solid var(--teal);background:#ecfdf5;padding:18px;border-radius:16px;margin:22px 0;color:#064e3b}
table{width:100%;border-collapse:collapse;background:#fff;border-radius:16px;overflow:hidden}
th,td{text-align:left;border-bottom:1px solid var(--line);padding:14px;vertical-align:top}
th{background:#f1f5f9}
.form{display:grid;gap:14px}
.form input,.form textarea,.form select{width:100%;padding:14px;border:1px solid var(--line);border-radius:14px;font-size:16px;font-family:inherit}
.form textarea{min-height:150px}
.notice{font-size:14px;color:var(--muted);line-height:1.5}
.site-footer{background:#fff;border-top:1px solid var(--line);padding:38px 0;margin-top:40px}
.footer-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:28px}
.footer-grid h4{margin:0 0 12px}
.footer-grid a{display:block;color:var(--slate);text-decoration:none;margin:8px 0}
.footer-grid a:hover{color:var(--teal)}
.small{font-size:13px;color:var(--muted);line-height:1.5}

.owner-profile{
  margin-top:18px;
  padding:20px;
  border-radius:22px;
  background:rgba(94,234,212,.10);
  border:1px solid rgba(94,234,212,.28);
}
.owner-profile strong{
  display:block;
  color:#5eead4;
  text-transform:uppercase;
  letter-spacing:2px;
  font-size:12px;
  margin-bottom:8px;
}
.owner-profile h3{
  margin:0 0 10px;
  color:#ffffff;
  font-size:21px;
  letter-spacing:-.4px;
}
.owner-profile p{
  margin:0 0 10px;
  color:#dbeafe;
  line-height:1.62;
}
.owner-profile p:last-child{margin-bottom:0}

@media(max-width:1050px){
  .nav{display:none;position:absolute;left:20px;right:20px;top:104px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:18px;box-shadow:var(--shadow);flex-direction:column;align-items:flex-start}
  .nav.open{display:flex}
  .mobile-toggle{display:block}
  .email-pill{display:none}
}
@media(max-width:950px){
  .hero-grid,.cta,.content-layout{grid-template-columns:1fr}
  .grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}
  .sidebar{position:static}
}
@media(max-width:640px){
  .container{width:min(100% - 28px,1180px)}
  .topbar-inner{display:block;line-height:1.8}
  .header-actions .btn{display:none}
  .logo-link img{height:45px}
  h1{letter-spacing:-2px}
  .lead{font-size:18px}
  .grid-4,.grid-3,.grid-2,.trust-row,.footer-grid{grid-template-columns:1fr}
  .email-box{flex-direction:column}
  .section-head{display:block}
}