:root{
  --line-green:#06C755;
  --line-green-dark:#05B34C;
  --line-green-light:#E8F9EE;
  --line-black:#111111;
  --line-gray-dark:#555555;
  --line-gray:#888888;
  --line-bg:#F5F6F8;
  --line-card:#FFFFFF;
  --line-border:#DFE2E6;
  --shadow-sm:0 2px 8px rgba(0,0,0,0.05);
  --shadow-md:0 6px 16px rgba(0,0,0,0.08);
  --shadow-lg:0 15px 30px rgba(6,199,85,0.25);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Meiryo",sans-serif;background:var(--line-bg);color:var(--line-black);line-height:1.6;font-size:15px}
a{text-decoration:none;color:inherit;transition:0.25s ease}
img{max-width:100%;height:auto;display:block;border-radius:12px}

/* Header */
.site-header{background:var(--line-card);border-bottom:1px solid var(--line-border);position:sticky;top:0;z-index:100}
.header-inner{max-width:1200px;margin:0 auto;padding:16px 24px;display:flex;justify-content:space-between;align-items:center}
.site-logo{font-size:26px;font-weight:900;color:var(--line-black);display:flex;align-items:center;gap:12px;letter-spacing:-0.5px}
.site-logo::before{content:"";display:block;width:32px;height:32px;background:var(--line-green);border-radius:8px}
.main-nav{display:flex;gap:24px;overflow-x:auto}
.main-nav a{font-weight:700;font-size:15px;color:var(--line-gray-dark);padding:6px 0;position:relative}
.main-nav a:hover, .main-nav a.active{color:var(--line-green)}
.main-nav a.active::after{content:"";position:absolute;bottom:-18px;left:0;width:100%;height:3px;background:var(--line-green)}

/* Hero Section with GIANT GREEN BUTTON */
.hero{background:var(--line-card);padding:80px 24px 100px;overflow:hidden;border-bottom:1px solid var(--line-border)}
.hero-inner{max-width:1100px;margin:0 auto;display:flex;flex-wrap:wrap;align-items:center;gap:60px;text-align:center;flex-direction:column}
.hero-text{max-width:800px;margin:0 auto}
.hero-tag{display:inline-block;padding:6px 16px;background:var(--line-green-light);color:var(--line-green-dark);border-radius:30px;font-size:13px;font-weight:800;margin-bottom:24px;border:1px solid rgba(6,199,85,0.2)}
.hero-title{font-size:clamp(32px, 5vw, 48px);font-weight:900;line-height:1.3;margin-bottom:24px;color:var(--line-black)}
.hero-desc{font-size:18px;color:var(--line-gray-dark);margin-bottom:40px;line-height:1.7}

/* The Giant Green Button */
.btn-giant-green{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:var(--line-green);
  color:#FFFFFF;
  font-size:22px;
  font-weight:900;
  padding:20px 60px;
  border-radius:40px;
  box-shadow:var(--shadow-lg);
  border:none;
  cursor:pointer;
  margin-bottom:20px;
  text-decoration:none;
}
.btn-giant-green:hover{
  background:var(--line-green-dark);
  transform:translateY(-4px);
  box-shadow:0 20px 40px rgba(6,199,85,0.35);
  color:#FFF;
}
.btn-sub-link{display:block;color:var(--line-gray);font-size:14px;text-decoration:underline;margin-top:12px}
.btn-sub-link:hover{color:var(--line-black)}

.hero-visual{width:100%;max-width:900px;margin:40px auto 0;position:relative}
.hero-visual img{width:100%;border-radius:16px;box-shadow:var(--shadow-md);border:1px solid var(--line-border)}

/* Announcement Area */
.ann-area{max-width:1100px;margin:-30px auto 60px;padding:0 24px;position:relative;z-index:10}
.ann-box{background:var(--line-card);border-radius:12px;padding:24px;display:flex;align-items:center;gap:20px;box-shadow:var(--shadow-sm);border:1px solid var(--line-border)}
.ann-tag{background:var(--line-black);color:#fff;font-size:12px;font-weight:800;padding:4px 12px;border-radius:4px}
.ann-date{font-size:14px;color:var(--line-gray);font-weight:600}
.ann-title{font-size:16px;font-weight:700;color:var(--line-black);flex:1}

/* Main Container */
.container{max-width:1100px;margin:0 auto 80px;padding:0 24px}
.sec-title{text-align:center;margin-bottom:48px}
.sec-title h2{font-size:32px;font-weight:900;margin-bottom:16px;color:var(--line-black)}
.sec-title p{font-size:16px;color:var(--line-gray-dark)}

/* Categories */
.cat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px;margin-bottom:80px}
.cat-card{background:var(--line-card);border:1px solid var(--line-border);padding:32px 24px;border-radius:12px;text-align:center;transition:0.3s;display:block}
.cat-card:hover{box-shadow:var(--shadow-md);border-color:var(--line-green);transform:translateY(-5px)}
.cat-card h3{font-size:18px;font-weight:800;margin-bottom:12px;color:var(--line-black)}
.cat-card p{font-size:14px;color:var(--line-gray-dark);margin:0}
.cat-label{display:inline-block;font-size:12px;font-weight:800;color:var(--line-green-dark);background:var(--line-green-light);padding:4px 12px;border-radius:20px;margin-bottom:16px}

/* Article Layout */
.article-sec{background:var(--line-card);border:1px solid var(--line-border);border-radius:16px;padding:50px;display:flex;flex-wrap:wrap;gap:50px;align-items:center;margin-bottom:80px}
.art-text{flex:1;min-width:300px}
.art-text h3{font-size:28px;font-weight:900;margin-bottom:24px;line-height:1.4}
.art-text p{font-size:16px;color:var(--line-gray-dark);margin-bottom:16px;line-height:1.8}
.art-img{flex:1;min-width:300px}
.art-img img{border:1px solid var(--line-border);box-shadow:var(--shadow-sm)}

/* Columns */
.col-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:32px;margin-bottom:80px}
.col-card{background:var(--line-card);border-radius:12px;border:1px solid var(--line-border);overflow:hidden;transition:0.3s}
.col-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.col-card img{width:100%;height:180px;object-fit:cover;border-bottom:1px solid var(--line-border)}
.col-body{padding:24px}
.col-body h4{font-size:18px;font-weight:800;margin-bottom:12px}
.col-body p{font-size:14px;color:var(--line-gray-dark)}

/* Help & Official Links Area */
.support-area{display:flex;flex-wrap:wrap;gap:24px;margin-bottom:80px}
.sup-box{flex:1;min-width:300px;background:var(--line-green-light);border-radius:16px;padding:40px;text-align:center;border:1px solid rgba(6,199,85,0.2)}
.sup-box h3{font-size:22px;font-weight:900;color:var(--line-green-dark);margin-bottom:16px}
.sup-box p{font-size:15px;color:var(--line-gray-dark);margin-bottom:24px}
.btn-outline{display:inline-block;padding:12px 32px;background:#fff;border:2px solid var(--line-green);color:var(--line-green-dark);border-radius:30px;font-weight:800;font-size:15px}
.btn-outline:hover{background:var(--line-green);color:#fff}
.official-box{flex:1;min-width:300px;background:var(--line-black);border-radius:16px;padding:40px;text-align:center;color:#fff}
.official-box h3{font-size:22px;font-weight:900;margin-bottom:16px}
.official-box p{font-size:15px;color:#AAAAAA;margin-bottom:24px}
.btn-white{display:inline-block;padding:12px 32px;background:#fff;color:var(--line-black);border-radius:30px;font-weight:800;font-size:15px}
.btn-white:hover{background:#E0E0E0}

/* Footer */
.site-footer{background:var(--line-card);border-top:1px solid var(--line-border);padding:60px 24px 40px}
.foot-inner{max-width:1100px;margin:0 auto}
.foot-nav{display:flex;gap:32px;flex-wrap:wrap;margin-bottom:40px}
.foot-nav a{font-weight:700;font-size:15px;color:var(--line-gray-dark)}
.foot-nav a:hover{color:var(--line-green)}
.foot-bottom{border-top:1px solid var(--line-border);padding-top:32px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:24px}
.foot-links{display:flex;gap:24px;flex-wrap:wrap}
.foot-links a{color:var(--line-gray);font-size:13px}
.foot-links a:hover{color:var(--line-black)}
.copy{color:var(--line-gray);font-size:13px}

@media(max-width:768px){
  .header-inner{flex-direction:column;align-items:flex-start}
  .main-nav{width:100%;padding-top:16px;gap:16px}
  .hero{padding:40px 24px 80px}
  .btn-giant-green{width:100%;font-size:18px;padding:16px}
  .ann-area{margin-top:-20px}
  .ann-box{flex-direction:column;align-items:flex-start;gap:12px}
  .article-sec{padding:32px}
  .foot-bottom{flex-direction:column;align-items:flex-start}
}
img{height:auto}
.wrap,.news,.cols,.two,footer{content-visibility:auto;contain-intrinsic-size:auto 520px}