:root{
  --sky:#2e7fb8; --sky-dark:#1f6395; --sky-light:#e8f3fa; --sky-pale:#f4fafd;
  --green:#3fa46a; --green-dark:#2e8252; --green-light:#e7f4ec;
  --ink:#22303a; --muted:#5b6b76; --line:#d9e6ee; --white:#ffffff;
  --radius:12px; --max:1120px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Segoe UI",system-ui,-apple-system,Arial,sans-serif;color:var(--ink);line-height:1.6;background:var(--white)}
img,svg{max-width:100%}
a{color:var(--sky-dark)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
/* Header */
.site-header{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:16px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.logo-mark{flex:0 0 auto}
.logo-text{font-size:1.25rem;font-weight:700;letter-spacing:.2px;line-height:1.15}
.logo-text span{color:var(--sky)}
.main-nav{display:flex;gap:22px;align-items:center}
.main-nav a{text-decoration:none;color:var(--ink);font-weight:600;font-size:.95rem}
.main-nav a:hover,.main-nav a.active{color:var(--sky-dark)}
.nav-cta{background:var(--green);color:#fff!important;padding:9px 16px;border-radius:8px}
.nav-cta:hover{background:var(--green-dark)}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:8px 12px;font-size:1rem;cursor:pointer;color:var(--ink)}
/* Hero */
.hero{background:linear-gradient(160deg,var(--sky-light),var(--white) 70%);padding:64px 0 56px;border-bottom:1px solid var(--line)}
.hero h1{font-size:2.5rem;line-height:1.15;margin-bottom:16px;max-width:760px}
.hero h1 .accent{color:var(--sky)}
.hero p.lede{font-size:1.15rem;color:var(--muted);max-width:680px;margin-bottom:26px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;text-decoration:none;font-weight:700;padding:13px 24px;border-radius:9px;font-size:1rem}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-dark)}
.btn-secondary{background:#fff;color:var(--sky-dark);border:1.5px solid var(--sky)}
.btn-secondary:hover{background:var(--sky-light)}
/* Sections */
section{padding:56px 0}
.section-alt{background:var(--sky-pale)}
.section-green{background:var(--green-light)}
h2{font-size:1.8rem;margin-bottom:12px;line-height:1.25}
h3{font-size:1.15rem;margin-bottom:8px}
.section-intro{color:var(--muted);max-width:720px;margin-bottom:32px}
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.card .icon{margin-bottom:12px}
.card p{color:var(--muted);font-size:.97rem}
.checklist{list-style:none}
.checklist li{padding:8px 0 8px 30px;position:relative;border-bottom:1px solid var(--line)}
.checklist li:last-child{border-bottom:none}
.checklist li::before{content:"";position:absolute;left:0;top:13px;width:16px;height:16px;border-radius:50%;background:var(--green)}
.checklist li::after{content:"";position:absolute;left:5px;top:17px;width:6px;height:3px;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg)}
.steps{counter-reset:step;display:grid;gap:18px}
.step{display:flex;gap:18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.step-num{flex:0 0 auto;width:44px;height:44px;border-radius:50%;background:var(--sky);color:#fff;font-weight:700;font-size:1.15rem;display:flex;align-items:center;justify-content:center}
.step p{color:var(--muted)}
.page-head{background:linear-gradient(160deg,var(--sky-light),var(--white) 75%);padding:48px 0 40px;border-bottom:1px solid var(--line)}
.page-head h1{font-size:2.1rem;margin-bottom:10px}
.page-head p{color:var(--muted);max-width:700px}
/* FAQ */
.faq-item{border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;background:#fff;overflow:hidden}
.faq-q{width:100%;text-align:left;background:none;border:none;padding:18px 20px;font-size:1.02rem;font-weight:700;color:var(--ink);cursor:pointer;display:flex;justify-content:space-between;gap:12px;align-items:center}
.faq-q .arrow{color:var(--sky);transition:transform .2s}
.faq-item.open .faq-q .arrow{transform:rotate(180deg)}
.faq-a{display:none;padding:0 20px 18px;color:var(--muted)}
.faq-item.open .faq-a{display:block}
/* Form */
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-field{display:flex;flex-direction:column;gap:6px}
.form-field.full{grid-column:1/-1}
label{font-weight:600;font-size:.92rem}
input,select,textarea{font:inherit;padding:11px 12px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:2px solid var(--sky);outline-offset:1px}
textarea{min-height:110px;resize:vertical}
.form-note{color:var(--muted);font-size:.9rem;margin-top:14px}
button[type=submit]{background:var(--green);color:#fff;border:none;font:inherit;font-weight:700;padding:13px 26px;border-radius:9px;cursor:pointer;margin-top:18px}
button[type=submit]:hover{background:var(--green-dark)}
/* CTA band */
.cta-band{background:var(--sky-dark);color:#fff;border-radius:var(--radius);padding:36px;text-align:center}
.cta-band h2{color:#fff}
.cta-band p{color:#d7e9f5;max-width:620px;margin:0 auto 22px}
/* Footer */
.site-footer{background:#17303f;color:#c9d9e2;margin-top:0}
.footer-inner{padding:40px 0 24px;display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px}
.site-footer h4{color:#fff;margin-bottom:10px;font-size:1rem}
.site-footer a{color:#c9d9e2;text-decoration:none}
.site-footer a:hover{color:#fff}
.footer-links{list-style:none}
.footer-links li{margin-bottom:6px}
.footer-bottom{border-top:1px solid #2a4a5e;padding:16px 0;font-size:.9rem;text-align:center}
/* Responsive */
@media (max-width:860px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .footer-inner{grid-template-columns:1fr}
  .hero h1{font-size:2rem}
}
@media (max-width:640px){
  .grid-2,.grid-3,.grid-4,.form-grid{grid-template-columns:1fr}
  .nav-toggle{display:block}
  .main-nav{display:none;flex-direction:column;align-items:stretch;position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:14px 20px;gap:12px}
  .main-nav.open{display:flex}
  .site-header{position:relative}
  section{padding:40px 0}
}