:root{
  --bg:#f3f8fa;
  --surface:#ffffff;
  --primary:#006b7a;
  --primary-dark:#064e5a;
  --accent:#10b9b2;
  --accent-2:#0ea5e9;
  --text:#1f2937;
  --muted:#64748b;
  --border:#dbeafe;
  --soft:#e6fffb;
  --warning:#fff7ed;
  --danger:#fee2e2;
  --shadow:0 16px 42px rgba(15, 23, 42, .10);
  --radius:20px;
  --max:1180px;
}
*{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{color:var(--primary);font-weight:700;text-decoration:none}
a:hover,a:focus{text-decoration:underline}
img{display:block;max-width:100%;height:auto}
.container{width:min(100% - 32px,var(--max));margin:0 auto}
.skip-link{position:absolute;left:-999px;top:8px;background:white;padding:8px;border-radius:8px}
.skip-link:focus{left:8px;z-index:99999}
.hero{
  background:
    radial-gradient(circle at top left, rgba(16,185,178,.40), transparent 35%),
    linear-gradient(135deg, #063e4b, #007b8a 50%, #0f766e);
  color:white;
  padding:58px 0 42px;
  overflow:hidden;
}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(280px,.85fr);
  align-items:center;
  gap:38px;
}
.brand-row{display:flex;align-items:center;gap:14px;margin-bottom:18px}
.brand-logo{width:82px;height:82px;object-fit:contain;border-radius:18px;background:white;padding:6px;box-shadow:0 10px 28px rgba(0,0,0,.20)}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid rgba(255,255,255,.35);
  border-radius:999px;
  padding:8px 13px;
  background:rgba(255,255,255,.12);
  backdrop-filter:blur(10px);
  font-weight:700;
}
.hero h1{
  font-size:clamp(2.6rem,6vw,5.2rem);
  line-height:.98;
  margin:0 0 14px;
  letter-spacing:-.03em;
}
.hero p{font-size:clamp(1.05rem,2vw,1.25rem);max-width:760px}
.hero-card{
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.26);
  border-radius:28px;
  padding:22px;
  box-shadow:0 24px 60px rgba(0,0,0,.20);
  backdrop-filter:blur(8px);
}
.hero-card img{border-radius:20px;margin:auto;max-height:420px;object-fit:cover}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 18px;
  border-radius:999px;
  border:1px solid transparent;
  font-weight:800;
  text-decoration:none;
  cursor:pointer;
}
.btn:hover,.btn:focus{text-decoration:none;transform:translateY(-1px)}
.btn.primary{background:white;color:var(--primary-dark)}
.btn.accent{background:var(--accent);color:#042f2e}
.btn.ghost{border-color:rgba(255,255,255,.45);color:white;background:rgba(255,255,255,.10)}
.btn.dark{background:var(--primary-dark);color:white}
.btn.light{background:#ecfeff;color:var(--primary-dark);border-color:#bae6fd}
nav{
  position:sticky;top:0;z-index:1000;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
nav .container{
  display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 0;
}
.nav-title{font-weight:900;color:var(--primary-dark);white-space:nowrap}
.nav-links{display:flex;gap:6px;overflow-x:auto}
.nav-links a{padding:9px 11px;border-radius:999px;color:var(--primary-dark);font-size:.94rem;white-space:nowrap}
.nav-links a:hover{background:#e0f2fe;text-decoration:none}
main{padding:26px 0}
section, .page-block{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:clamp(24px,4vw,44px);
  margin:22px 0;
  scroll-margin-top:84px;
}
h2{font-size:clamp(1.7rem,3.5vw,2.6rem);line-height:1.12;margin:0 0 14px;color:var(--primary-dark)}
h3{font-size:1.25rem;margin:0 0 8px;color:var(--primary)}
.lead{font-size:1.08rem;color:var(--muted);max-width:900px}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:22px}
.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{
  border:1px solid var(--border);
  background:linear-gradient(180deg,#ffffff,#f8feff);
  border-radius:18px;
  padding:18px;
  min-height:100%;
}
.card .icon{font-size:2rem;margin-bottom:8px}
.card small{color:var(--muted)}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}
.notice{
  padding:15px 16px;border-radius:16px;margin-top:18px;
  border-left:5px solid var(--accent);
  background:var(--soft);
  color:#134e4a;
}
.alert{
  padding:15px 16px;border-radius:16px;margin-top:18px;
  border-left:5px solid #ef4444;
  background:var(--danger);
  color:#7f1d1d;
}
.warning{
  padding:15px 16px;border-radius:16px;margin-top:18px;
  border-left:5px solid #f97316;
  background:var(--warning);
  color:#7c2d12;
}
.article-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:18px}
.article-card{padding:16px;border-radius:16px;border:1px solid var(--border);background:#fff}
.screens{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-top:20px}
.screens img{border-radius:16px;box-shadow:0 10px 26px rgba(15,23,42,.14);border:1px solid #e5e7eb;background:white}
.resource-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}
.resource{padding:16px;border:1px solid var(--border);border-radius:16px;background:#ffffff}
.kicker{text-transform:uppercase;letter-spacing:.12em;color:var(--accent-2);font-weight:900;font-size:.78rem}
footer{background:#063e4b;color:white;padding:28px 0;margin-top:36px}
footer a{color:#cffafe}
.breadcrumb{font-size:.92rem;margin-bottom:14px;color:var(--muted)}
.article-page .hero{padding:36px 0}
.article-page .hero h1{font-size:clamp(2rem,5vw,3.6rem)}
ul.clean{padding-left:1.2rem}
ul.clean li{margin:.45rem 0}
.table-wrap{overflow-x:auto;margin-top:16px}
table{width:100%;border-collapse:collapse;background:white;border-radius:16px;overflow:hidden}
th,td{border:1px solid var(--border);padding:12px;text-align:left;vertical-align:top}
th{background:#ecfeff;color:var(--primary-dark)}
@media (max-width:900px){
  .hero-grid,.split,.grid,.grid.two,.grid.four,.article-list{grid-template-columns:1fr}
  nav .container{align-items:flex-start;flex-direction:column}
  .hero{padding-top:42px}
}
@media (max-width:520px){
  .brand-row{align-items:flex-start;flex-direction:column}
  .brand-logo{width:72px;height:72px}
  .actions .btn{width:100%}
  section,.page-block{padding:22px 18px}
}