:root{
  --navy:#081A31;
  --navy-2:#02122B;
  --teal:#3BC2B0;
  --teal-2:#A3CFCC;
  --ink:#0A1726;
  --text:#152235;
  --muted:#5B6B7C;
  --bg:#F7FAFB;
  --card:#FFFFFF;
  --border:rgba(8,26,49,.14);
  --shadow:0 16px 40px rgba(2,18,43,.10);
  --radius:18px;
  --radius-sm:14px;
  --container:1120px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--text);
  background:linear-gradient(180deg,#fff, var(--bg));
  line-height:1.55;
}

img{max-width:100%; display:block}

.container{
  width:min(var(--container), calc(100% - 40px));
  margin-inline:auto;
}

.skip-link{
  position:absolute;
  left:-999px;
  top:10px;
  background:#fff;
  padding:10px 12px;
  border-radius:10px;
  border:1px solid var(--border);
  box-shadow:var(--shadow);
  z-index:999;
}
.skip-link:focus{left:20px}

.sr-only{
  position:absolute;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);
  white-space:nowrap;border:0;
}

/* Header */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.85);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--border);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:14px 0;
}
.brand-logo{
  height:42px;
  width:auto;
}

.site-nav{
  display:flex;
  align-items:center;
  gap:18px;
}
.site-nav a{
  color:var(--text);
  text-decoration:none;
  font-weight:600;
  font-size:14px;
  padding:10px 10px;
  border-radius:12px;
}
.site-nav a:hover{
  background:rgba(59,194,176,.10);
}
.site-nav .nav-cta{
  background:var(--navy);
  color:#fff;
  padding:10px 14px;
}
.site-nav .nav-cta:hover{
  background:var(--navy-2);
}

.nav-toggle{
  display:none;
  border:1px solid var(--border);
  background:#fff;
  border-radius:12px;
  padding:10px 12px;
  box-shadow:0 8px 20px rgba(2,18,43,.06);
}
.nav-toggle__bar{
  display:block;
  width:22px;height:2px;
  background:var(--navy);
  margin:4px 0;
  border-radius:2px;
}

/* Hero */
.hero{
  padding:56px 0 28px;
  position:relative;
  overflow:hidden;
}
.hero:before{
  content:"";
  position:absolute;
  inset:-200px -200px auto -200px;
  height:520px;
  background:
    radial-gradient(closest-side, rgba(59,194,176,.22), rgba(59,194,176,0) 70%),
    radial-gradient(closest-side, rgba(8,26,49,.18), rgba(8,26,49,0) 72%);
  transform: translateY(-40px);
  pointer-events:none;
}
.hero-inner{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap:34px;
  align-items:start;
  position:relative;
}
.kicker{
  display:inline-block;
  color:var(--navy);
  font-weight:800;
  letter-spacing:.02em;
  background:rgba(59,194,176,.14);
  border:1px solid rgba(59,194,176,.28);
  padding:6px 10px;
  border-radius:999px;
  margin:0 0 12px;
}
.hero h1{
  font-size: clamp(30px, 3.2vw, 46px);
  line-height:1.12;
  margin:0 0 14px;
  color:var(--ink);
}
.hero-lede{
  font-size:16px;
  color:var(--muted);
  max-width:62ch;
  margin:0 0 18px;
}
.hero-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin:18px 0 18px;
}
.hero-badges{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
  margin-top:18px;
}
.badge{
  background:rgba(255,255,255,.78);
  border:1px solid var(--border);
  border-radius:16px;
  padding:12px 12px;
}
.badge-title{
  display:block;
  font-weight:800;
  color:var(--ink);
  font-size:13px;
}
.badge-sub{
  display:block;
  color:var(--muted);
  font-size:12px;
  margin-top:4px;
}

.hero-card{
  background:rgba(255,255,255,.90);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:18px 18px;
  box-shadow:var(--shadow);
  position:sticky;
  top:86px;
}
.hero-card__title{
  margin:0 0 10px;
  font-size:16px;
  color:var(--ink);
}
.hero-card__note{
  margin-top:14px;
  padding:12px 12px;
  border-radius:14px;
  background:linear-gradient(135deg, rgba(59,194,176,.14), rgba(8,26,49,.08));
  border:1px solid rgba(8,26,49,.10);
  font-size:13px;
  color:var(--text);
}

/* Sections */
.section{
  padding:52px 0;
}
.section-alt{
  background:linear-gradient(180deg, rgba(8,26,49,.03), rgba(59,194,176,.06));
  border-top:1px solid rgba(8,26,49,.08);
  border-bottom:1px solid rgba(8,26,49,.08);
}
.section-head{
  max-width:78ch;
  margin-bottom:18px;
}
.section-head h2{
  margin:0 0 10px;
  font-size:24px;
  color:var(--ink);
}
.section-head p{
  margin:0;
  color:var(--muted);
}

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:12px 16px;
  border-radius:14px;
  border:1px solid transparent;
  text-decoration:none;
  font-weight:800;
  font-size:14px;
  cursor:pointer;
  transition:transform .08s ease, background .12s ease, border-color .12s ease;
}
.btn:disabled {
  background-color: #ccc;
  color: #666;
  cursor: not-allowed;
  pointer-events: none;
  opacity: 0.7;
}
.btn:active{transform: translateY(1px)}
.btn-primary{
  background:var(--navy);
  color:#fff;
}
.btn-primary:hover{background:var(--navy-2)}
.btn-secondary{
  background:rgba(255,255,255,.82);
  border-color:var(--border);
  color:var(--text);
}
.btn-secondary:hover{border-color:rgba(59,194,176,.55)}
.btn-invert{
  background:#fff;
  color:var(--navy);
}
.btn-invert:hover{background:rgba(255,255,255,.92)}
.btn-block{width:100%}

/* Feature grid */
.feature-grid{
  display:grid;
  grid-template-columns:repeat(3, minmax(0, 1fr));
  gap:14px;
  margin-top:20px;
}
.feature{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  padding:16px 16px;
  box-shadow:0 10px 26px rgba(2,18,43,.06);
}
.feature h3{
  margin:0 0 8px;
  font-size:16px;
  color:var(--ink);
}
.feature p{
  margin:0;
  color:var(--muted);
  font-size:14px;
}

/* Cards */
.cards{
  display:grid;
  grid-template-columns:repeat(3, minmax(0, 1fr));
  gap:14px;
  margin-top:18px;
}
.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  padding:16px 16px;
  box-shadow:0 12px 28px rgba(2,18,43,.06);
}
.card h3{
  margin:0 0 6px;
  font-size:16px;
  color:var(--ink);
}
.card p{
  margin:0;
  color:var(--muted);
  font-size:14px;
}

/* Accordion */
.accordion{
  margin-top:18px;
  display:grid;
  gap:10px;
}
details{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  box-shadow:0 10px 26px rgba(2,18,43,.06);
  overflow:hidden;
}
summary{
  list-style:none;
  cursor:pointer;
  padding:14px 16px;
  font-weight:900;
  color:var(--ink);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
summary::-webkit-details-marker{display:none}
summary:after{
  content:"+";
  font-weight:900;
  color:var(--teal);
  font-size:18px;
}
details[open] summary:after{content:"–"}
.accordion-panel{
  padding:0 16px 14px 16px;
  color:var(--muted);
}
.accordion-panel p{margin:0}
.accordion-panel ul{
  margin:0;
  padding-left:18px;
}
.accordion-panel li{
  margin:6px 0;
}

/* Two column panels */
.two-col{
  display:grid;
  grid-template-columns:repeat(2, minmax(0, 1fr));
  gap:14px;
  margin-top:18px;
}
.panel{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  padding:16px 16px;
  box-shadow:0 12px 28px rgba(2,18,43,.06);
}
.panel h3{
  margin:0 0 10px;
  color:var(--ink);
}
.panel p{
  margin:0;
  color:var(--muted);
}
.panel ul{
  margin:0;
  padding-left:18px;
  color:var(--muted);
}
.panel-highlight{
  background:linear-gradient(135deg, rgba(59,194,176,.14), rgba(8,26,49,.06));
  border-color:rgba(59,194,176,.35);
}

/* Checklist */
.checklist{
  list-style:none;
  padding:0;
  margin:0;
  display:grid;
  gap:8px;
}
.checklist li{
  position:relative;
  padding-left:26px;
  color:var(--muted);
  font-size:14px;
}
.checklist li:before{
  content:"";
  position:absolute;
  left:0;
  top:7px;
  width:14px;height:14px;
  border-radius:4px;
  border:2px solid rgba(59,194,176,.75);
  background:rgba(59,194,176,.12);
  box-shadow:0 6px 14px rgba(2,18,43,.06);
}

/* CTA */
.cta{
  padding:44px 0;
  background:linear-gradient(135deg, var(--navy), var(--teal));
  color:#fff;
}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
.cta h2{
  margin:0 0 8px;
  font-size:24px;
}
.cta-sub{
  margin:0;
  opacity:.92;
  max-width:70ch;
}

/* Contact */
.contact-grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:16px;
  margin-top:18px;
  align-items:start;
}
.contact-form{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:18px 18px;
  box-shadow:var(--shadow);
}
.field-row{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:12px;
}
.field{
  display:grid;
  gap:6px;
  margin-bottom:12px;
}
label{
  font-weight:800;
  font-size:13px;
  color:var(--ink);
}
input, textarea{
  width:100%;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid rgba(8,26,49,.18);
  background:rgba(255,255,255,.92);
  font:inherit;
  resize: none;
}
input:focus, textarea:focus{
  outline:none;
  border-color:rgba(59,194,176,.85);
  box-shadow:0 0 0 4px rgba(59,194,176,.18);
}
.form-note{
  margin:12px 0 0;
  font-size:12px;
  color:var(--muted);
}

.contact-aside{
  display:grid;
  gap:14px;
}
.contact-box{
  background:rgba(255,255,255,.82);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:16px 16px;
  box-shadow:0 12px 28px rgba(2,18,43,.06);
}
.contact-box h3{
  margin:0 0 10px;
  color:var(--ink);
  font-size:16px;
}
.link-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:8px;
}
.link-list a{
  color:var(--navy);
  font-weight:800;
  text-decoration:none;
}
.link-list a:hover{text-decoration:underline}

/* Footer */
.footer{
  border-top:1px solid var(--border);
  padding:22px 0;
  background:#fff;
}
.footer-inner{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
}
.footer p{
  margin:0;
}
.small{
  color:var(--muted);
  font-size:12px;
}

/* Responsive */
@media (max-width: 980px){
  .hero-inner{grid-template-columns:1fr}
  .hero-card{position:relative; top:auto}
  .hero-badges{grid-template-columns:1fr}
  .cards{grid-template-columns:repeat(2, minmax(0, 1fr))}
  .feature-grid{grid-template-columns:1fr}
  .two-col{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr}
  .cta-inner{flex-direction:column; align-items:flex-start}
  .site-nav{display:none}
  .nav-toggle{display:inline-block}
  .site-nav.is-open{
    display:grid;
    position:absolute;
    right:20px;
    top:64px;
    width:min(320px, calc(100vw - 40px));
    background:#fff;
    border:1px solid var(--border);
    border-radius:16px;
    padding:10px;
    box-shadow:var(--shadow);
    gap:8px;
  }
  .site-nav.is-open a{padding:12px 12px}
}