@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&display=swap');

:root{
  --primary:#1D3F5A;
  --secondary:#437B98;
  --highlight:#96CAD3;
  --surface:#FFFFFF;
  --soft:#E8F2F1;
  --bg:#F5FAFA;
  --text:#1D3F5A;
  --muted:#607889;
  --line:#D7E7EA;
  --radius:22px;
  --shadow:0 14px 40px rgba(29,63,90,.10);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"DM Sans",Arial,sans-serif;
  line-height:1.65;
  background-image:
    radial-gradient(circle at 8% 10%,rgba(150,202,211,.24),transparent 25%),
    radial-gradient(circle at 92% 28%,rgba(67,123,152,.10),transparent 22%);
}

header{
  position:sticky;
  top:0;
  z-index:10;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:24px;
  padding:14px 6vw;
  background:rgba(245,250,250,.90);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(16px);
}

header a{color:var(--text);text-decoration:none}

.brand{
  font-weight:700;
  font-size:1.2rem;
  display:flex;
  align-items:center;
  gap:10px;
  white-space:nowrap;
}

.brand b{
  display:grid;
  place-items:center;
  width:38px;
  height:38px;
  border-radius:13px;
  background:linear-gradient(145deg,var(--secondary),var(--primary));
  color:white;
  font-size:1.15rem;
  box-shadow:0 7px 18px rgba(29,63,90,.18);
}

nav{
  display:flex;
  gap:22px;
  flex-wrap:wrap;
  justify-content:flex-end;
}

nav a{
  color:var(--muted);
  font-size:.9rem;
  font-weight:600;
}

nav a:hover{color:var(--primary)}

main{min-height:75vh}

.hero,.page{
  max-width:1150px;
  margin:auto;
  padding:82px 6vw;
}

.hero{
  display:grid;
  grid-template-columns:1.08fr .92fr;
  gap:56px;
  align-items:center;
  min-height:610px;
}

.hero h1,.page h1{
  font-size:clamp(3rem,6.5vw,5.5rem);
  line-height:1.02;
  letter-spacing:-.055em;
  margin:14px 0 24px;
  color:var(--primary);
}

.hero h1 em{
  font-style:normal;
  color:var(--secondary);
}

small{
  color:var(--secondary);
  font-weight:700;
  letter-spacing:.12em;
  font-size:.76rem;
}

.hero p,.content>p{
  font-size:1.08rem;
  color:var(--muted);
  max-width:650px;
}

.button{
  display:inline-block;
  margin-top:18px;
  padding:13px 24px;
  border-radius:999px;
  background:linear-gradient(135deg,var(--secondary),var(--primary));
  color:#fff;
  text-decoration:none;
  font-weight:700;
  box-shadow:0 9px 22px rgba(67,123,152,.22);
  transition:transform .18s ease,box-shadow .18s ease;
}

.button:hover{
  transform:translateY(-2px);
  box-shadow:0 12px 26px rgba(67,123,152,.28);
}

.card{
  background:rgba(255,255,255,.88);
  border:1px solid rgba(150,202,211,.58);
  padding:28px;
  border-radius:28px;
  box-shadow:var(--shadow);
  position:relative;
}

.card:before{
  content:"";
  position:absolute;
  width:90px;
  height:90px;
  border-radius:50%;
  background:rgba(150,202,211,.22);
  right:-25px;
  top:-28px;
  z-index:-1;
}

.card h2{margin:8px 0 12px;color:var(--primary)}

.card p{
  padding:11px 0;
  margin:0;
  border-bottom:1px solid var(--line);
  font-size:.95rem;
}

.bubble{
  margin-top:18px;
  background:var(--soft);
  color:var(--primary);
  padding:15px 17px;
  border-radius:17px;
  border:1px solid rgba(150,202,211,.55);
}

.strip{
  max-width:1100px;
  margin:0 auto;
  padding:17px 6vw;
  text-align:center;
  color:var(--secondary);
  font-size:.88rem;
  font-weight:600;
  border-block:1px solid var(--line);
}

.section{
  max-width:1100px;
  margin:auto;
  padding:76px 6vw;
}

.intro{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:64px;
  align-items:start;
}

.intro h2,.center h2{
  font-size:clamp(2rem,4vw,3.3rem);
  line-height:1.12;
  letter-spacing:-.035em;
  margin:12px 0;
  color:var(--primary);
}

.grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}

.grid article{
  background:rgba(255,255,255,.88);
  border:1px solid var(--line);
  padding:25px;
  border-radius:var(--radius);
  min-height:195px;
  box-shadow:0 8px 24px rgba(29,63,90,.05);
}

.grid i{
  display:grid;
  place-items:center;
  width:42px;
  height:42px;
  border-radius:13px;
  background:var(--soft);
  color:var(--secondary);
  font-size:1.25rem;
  font-style:normal;
}

.grid h3{
  margin:15px 0 7px;
  color:var(--primary);
}

.grid p{color:var(--muted);margin:0}

.quote{
  text-align:center;
  max-width:900px;
  padding-top:80px;
  padding-bottom:80px;
}

.quote blockquote{
  margin:20px auto 0;
  color:var(--primary);
  font-size:clamp(1.8rem,3.6vw,2.8rem);
  line-height:1.22;
  font-weight:600;
}

.center{text-align:center}

.content{
  font-size:1.05rem;
  max-width:800px;
}

.content h2{
  font-size:1.9rem;
  margin-top:48px;
  color:var(--primary);
}

.content p{color:var(--muted)}

.notice{
  margin-top:36px;
  padding:19px 21px;
  border-radius:18px;
  background:var(--soft);
  border:1px solid var(--line);
  color:var(--primary);
}

footer{
  border-top:1px solid var(--line);
  padding:36px 6vw;
  color:var(--muted);
  background:rgba(232,242,241,.55);
}

footer a{color:var(--secondary)}
footer b{color:var(--primary)}

@media(max-width:800px){
  header{
    align-items:flex-start;
    gap:12px;
    padding:12px 5vw;
  }

  nav{gap:7px 14px}
  nav a{font-size:.82rem}

  .hero,.intro,.grid{grid-template-columns:1fr}

  .hero{
    padding-top:58px;
    padding-bottom:58px;
    min-height:auto;
    gap:34px;
  }

  .hero h1,.page h1{
    font-size:clamp(2.8rem,14vw,4.7rem);
  }

  .card{order:-1}

  .section{
    padding-top:58px;
    padding-bottom:58px;
  }

  .strip{line-height:1.9}
}