:root{
  --navy:#071426;
  --navy2:#0b1f38;
  --blue:#1f8fff;
  --blue2:#55b7ff;
  --orange:#ff8a1f;
  --white:#f7fbff;
  --muted:#b8c9dc;
  --card:#102843;
  --line:#234866;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Microsoft JhengHei","Noto Sans TC",Arial,sans-serif;
  background:linear-gradient(180deg,var(--navy),#081a2e 55%,#06111f);
  color:var(--white);
  line-height:1.8;
}
a{color:var(--blue2)}
.site-header{
  position:sticky;top:0;z-index:10;
  background:rgba(7,20,38,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(10px);
}
.nav{
  max-width:1120px;margin:auto;padding:14px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:white}
.brand img{width:44px;height:44px;border-radius:10px;border:1px solid #2c78a8;object-fit:cover}
.brand strong{font-size:1.05rem;letter-spacing:.3px}
.nav-links{display:flex;gap:16px;flex-wrap:wrap}
.nav-links a{text-decoration:none;color:var(--muted);font-weight:700}
.nav-links a:hover{color:white}
.hero{
  min-height:400px;
  background:
    linear-gradient(90deg,rgba(4,14,27,.94),rgba(4,14,27,.65)),
    url("hero.jpg") center/cover no-repeat;
  display:flex;align-items:center;
  border-bottom:1px solid var(--line);
}
.hero-inner{max-width:1120px;margin:auto;padding:70px 22px;width:100%}
.eyebrow{color:var(--orange);font-weight:800;letter-spacing:1.5px}
h1{font-size:clamp(2.1rem,5vw,4.4rem);line-height:1.08;margin:.35em 0 .28em}
.hero p{max-width:720px;color:#d4e4f4;font-size:1.15rem}
.badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}
.badge{border:1px solid #2b648c;background:rgba(12,39,66,.8);padding:8px 12px;border-radius:999px;color:#dceeff}
main{max-width:1120px;margin:auto;padding:42px 22px 80px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{
  background:linear-gradient(180deg,rgba(16,40,67,.96),rgba(12,31,52,.96));
  border:1px solid var(--line);
  border-radius:18px;padding:26px;
  box-shadow:0 14px 35px rgba(0,0,0,.18);
}
.card h2,.card h3{margin-top:0}
.card-link{text-decoration:none;color:white;display:block}
.card-link:hover{transform:translateY(-2px);transition:.18s}
.card .icon{font-size:2rem;margin-bottom:8px}
.section-title{font-size:2rem;margin:0 0 18px}
.notice{
  border-left:4px solid var(--orange);
  background:#102943;
  padding:16px 18px;border-radius:10px;margin:22px 0;
}
.policy{max-width:900px}
.policy h1{font-size:2.5rem}
.policy h2{margin-top:34px;color:#82c9ff;border-bottom:1px solid var(--line);padding-bottom:8px}
.policy h3{color:#e9f5ff;margin-top:25px}
.policy ul{padding-left:1.4em}
.meta{color:var(--muted);font-size:.95rem}
footer{border-top:1px solid var(--line);background:#06111f}
.footer-inner{max-width:1120px;margin:auto;padding:30px 22px;color:var(--muted)}
.footer-links{display:flex;gap:15px;flex-wrap:wrap;margin-bottom:10px}
.footer-links a{text-decoration:none}
.btn{
  display:inline-block;background:linear-gradient(90deg,var(--blue),#2eabff);
  color:white;text-decoration:none;font-weight:800;
  padding:12px 18px;border-radius:10px;margin-top:14px;
  box-shadow:0 8px 22px rgba(31,143,255,.24);
}
@media(max-width:800px){
  .grid{grid-template-columns:1fr}
  .nav{align-items:flex-start}
  .nav-links{justify-content:flex-end}
  .hero{min-height:330px}
}