:root{
  --line-green:#06C755;
  --line-green-hover:#05B34C;
  --text-dark:#333333;
  --text-gray:#666666;
  --bg-light:#F9FAFB;
  --bg-white:#FFFFFF;
  --border-light:#EFEFEF;
  --radius-lg:24px;
  --radius-md:16px;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:"Nunito","Rounded Mplus 1c","Hiragino Maru Gothic ProN",Meiryo,sans-serif;background-color:var(--bg-light);color:var(--text-dark);line-height:1.7;font-size:16px;letter-spacing:0.02em}
a{text-decoration:none;color:inherit;transition:all 0.2s ease-in-out}
ul,li{list-style:none}
img{max-width:100%;height:auto;display:block}

/* Header */
.header{background:var(--bg-white);border-bottom:1px solid var(--border-light);position:sticky;top:0;z-index:100}
.header-inner{max-width:1100px;margin:0 auto;padding:16px 24px;display:flex;justify-content:space-between;align-items:center}
.logo{font-size:24px;font-weight:900;color:var(--line-green);display:flex;align-items:center;letter-spacing:-0.5px}
.nav-menu{display:flex;gap:20px;overflow-x:auto}
.nav-menu a{font-size:15px;font-weight:bold;color:var(--text-gray);padding:8px 0;white-space:nowrap}
.nav-menu a:hover, .nav-menu a.active{color:var(--line-green)}
.head-action{background:var(--line-green);color:var(--bg-white);padding:10px 24px;border-radius:30px;font-size:14px;font-weight:bold}
.head-action:hover{background:var(--line-green-hover);transform:scale(1.05)}

/* Hero Section (Friendly & Soft) */
.hero{background:var(--bg-white);padding:60px 24px;border-bottom:1px solid var(--border-light)}
.hero-inner{max-width:1100px;margin:0 auto;display:flex;align-items:center;gap:50px}
.hero-text{flex:1.2}
.hero-badge{display:inline-block;background:#E6F9EC;color:var(--line-green);padding:8px 16px;border-radius:20px;font-size:13px;font-weight:bold;margin-bottom:20px}
.hero-title{font-size:36px;font-weight:900;line-height:1.4;margin-bottom:24px;color:var(--text-dark)}
.hero-desc{font-size:16px;color:var(--text-gray);margin-bottom:32px;line-height:1.8}
.hero-btn{display:inline-block;background:var(--line-green);color:#fff;padding:18px 48px;border-radius:40px;font-size:18px;font-weight:900;box-shadow:0 8px 20px rgba(6,199,85,0.25)}
.hero-btn:hover{background:var(--line-green-hover);transform:translateY(-3px);box-shadow:0 10px 25px rgba(6,199,85,0.35)}
.hero-img{flex:1}
.hero-img img{border-radius:var(--radius-lg);box-shadow:0 15px 35px rgba(0,0,0,0.06);border:4px solid #fff}

/* Announcement */
.announcement{max-width:1100px;margin:40px auto 0;padding:0 24px}
.ann-box{background:#FFF;border:2px solid var(--line-green);padding:16px 24px;border-radius:var(--radius-md);display:flex;gap:16px;align-items:center;box-shadow:0 4px 10px rgba(0,0,0,0.02)}
.ann-date{font-weight:900;color:var(--line-green);font-size:15px;background:#E6F9EC;padding:4px 10px;border-radius:12px}
.ann-text{font-size:15px;color:var(--text-dark);font-weight:bold}

/* Container */
.container{max-width:1100px;margin:60px auto 0;padding:0 24px}
.sec-title{font-size:28px;font-weight:900;margin-bottom:40px;text-align:center;color:var(--text-dark)}

/* Grid Cards (Friendly) */
.cat-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(250px, 1fr));gap:24px;margin-bottom:80px}
.cat-card{background:var(--bg-white);border:1px solid var(--border-light);padding:32px 24px;border-radius:var(--radius-lg);transition:0.3s;text-align:center}
.cat-card:hover{border-color:var(--line-green);box-shadow:0 10px 20px rgba(6,199,85,0.08);transform:translateY(-4px)}
.cat-icon{font-size:14px;font-weight:900;color:#fff;background:var(--line-green);padding:6px 12px;border-radius:20px;margin-bottom:20px;display:inline-block}
.cat-card h3{font-size:18px;font-weight:900;margin-bottom:12px;color:var(--text-dark)}
.cat-card p{font-size:14px;color:var(--text-gray);line-height:1.6;text-align:left}

/* Feature Section */
.feature{display:flex;align-items:center;gap:50px;background:var(--bg-white);padding:50px;border-radius:var(--radius-lg);margin-bottom:80px;box-shadow:0 5px 20px rgba(0,0,0,0.03)}
.feat-text{flex:1}
.feat-text h2{font-size:26px;font-weight:900;margin-bottom:24px}
.feat-text p{font-size:16px;color:var(--text-gray);margin-bottom:20px}
.feat-img{flex:1}
.feat-img img{border-radius:var(--radius-md)}

/* Columns List */
.col-list{display:grid;grid-template-columns:repeat(3, 1fr);gap:24px;margin-bottom:80px}
.col-item{background:var(--bg-white);border:1px solid var(--border-light);border-radius:var(--radius-lg);overflow:hidden;transition:0.3s}
.col-item:hover{box-shadow:0 8px 24px rgba(0,0,0,0.06);transform:translateY(-3px)}
.col-item img{width:100%;height:180px;object-fit:cover}
.col-text{padding:24px}
.col-text h4{font-size:17px;font-weight:900;margin-bottom:12px}
.col-text p{font-size:14px;color:var(--text-gray)}

/* Support Panels (Friendly Buttons) */
.support-area{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:80px}
.sup-panel{background:var(--bg-white);border:2px dashed var(--border-light);padding:40px 30px;border-radius:var(--radius-lg);text-align:center}
.sup-panel h3{font-size:22px;font-weight:900;margin-bottom:16px;color:var(--text-dark)}
.sup-panel p{font-size:15px;color:var(--text-gray);margin-bottom:30px}
.btn-outline{display:inline-block;padding:14px 36px;background:#fff;border:2px solid var(--line-green);color:var(--line-green);border-radius:40px;font-size:16px;font-weight:900}
.btn-outline:hover{background:var(--line-green);color:#fff}

/* Footer */
.footer{background:var(--bg-white);border-top:1px solid var(--border-light);padding:60px 24px;text-align:center}
.foot-nav{display:flex;justify-content:center;gap:30px;margin-bottom:32px;flex-wrap:wrap}
.foot-nav a{font-size:15px;font-weight:900;color:var(--text-dark)}
.foot-sub{display:flex;justify-content:center;gap:24px;margin-bottom:24px;flex-wrap:wrap}
.foot-sub a{font-size:13px;color:var(--text-gray)}
.copyright{font-size:13px;color:#999}

@media(max-width:850px){
  .hero-inner, .feature, .col-list, .support-area{flex-direction:column;grid-template-columns:1fr}
  .hero{padding:40px 24px}
  .hero-title{font-size:28px}
  .nav-menu{display:none} /* Clean mobile view */
  .ann-box{flex-direction:column;align-items:flex-start}
}

img{height:auto}
.wrap,.news,.cols,.two,footer{content-visibility:auto;contain-intrinsic-size:auto 520px}