:root{
  --lw-brand:#2C3E50;      /* Corporate Trust Dark Blue */
  --lw-brand-light:#34495E;
  --lw-accent:#27AE60;     /* Calm Green for buttons */
  --lw-accent-hover:#2196F3;
  --lw-text-main:#333333;
  --lw-text-sub:#666666;
  --lw-bg-light:#F4F6F7;
  --lw-bg-white:#FFFFFF;
  --lw-border:#E5E8E8;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:"Helvetica Neue",Arial,"Hiragino Sans","Meiryo",sans-serif;background-color:var(--lw-bg-light);color:var(--lw-text-main);line-height:1.6;font-size:15px;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 - Corporate Style */
.header{background:var(--lw-brand);color:var(--lw-bg-white);border-bottom:3px solid var(--lw-accent);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:22px;font-weight:700;display:flex;align-items:center;letter-spacing:1px}
.nav-menu{display:flex;gap:24px;overflow-x:auto}
.nav-menu a{font-size:14px;font-weight:500;color:#BDC3C7;padding:8px 0;white-space:nowrap}
.nav-menu a:hover, .nav-menu a.active{color:var(--lw-bg-white)}

/* Hero (Login Focused with Trust Colors) */
.hero{background:var(--lw-bg-white);padding:60px 24px;border-bottom:1px solid var(--lw-border)}
.hero-inner{max-width:1000px;margin:0 auto;display:flex;align-items:center;gap:60px}
.hero-text{flex:1.2}
.hero-badge{display:inline-block;background:rgba(39,174,96,0.1);color:var(--lw-accent);border:1px solid var(--lw-accent);padding:4px 12px;border-radius:2px;font-size:12px;font-weight:700;margin-bottom:20px}
.hero-title{font-size:32px;font-weight:700;line-height:1.4;margin-bottom:20px;color:var(--lw-brand)}
.hero-desc{font-size:15px;color:var(--lw-text-sub);line-height:1.8}
.hero-login{flex:1;background:var(--lw-bg-white);border:1px solid var(--lw-border);border-top:4px solid var(--lw-brand);border-radius:4px;padding:32px;box-shadow:0 8px 24px rgba(44,62,80,0.08)}
.login-title{font-size:18px;font-weight:700;margin-bottom:24px;text-align:center;color:var(--lw-brand)}
.login-form input{width:100%;padding:12px 16px;margin-bottom:16px;border:1px solid #CCC;border-radius:2px;font-size:14px;background:#FAFAFA}
.login-btn{display:block;width:100%;background:var(--lw-accent);color:#fff;text-align:center;padding:14px;border-radius:2px;font-weight:700;font-size:15px;margin-bottom:16px;box-shadow:0 2px 4px rgba(0,0,0,0.1)}
.login-btn:hover{background:#229954}
.login-help{text-align:center;font-size:12px;padding-top:16px;border-top:1px solid var(--lw-border)}
.login-help a{color:var(--lw-brand-light);display:flex;align-items:center;justify-content:center;gap:6px}
.login-help a:hover{text-decoration:underline;color:var(--lw-accent)}

/* Announcement */
.announcement{max-width:1000px;margin:40px auto 0;padding:0 24px}
.ann-box{background:var(--lw-bg-white);border-left:4px solid var(--lw-brand);padding:16px 24px;box-shadow:0 1px 3px rgba(0,0,0,0.05);display:flex;gap:16px;align-items:center}
.ann-date{font-size:13px;font-weight:700;color:var(--lw-brand-light)}
.ann-text{font-size:14px;color:var(--lw-text-main)}

/* Container */
.container{max-width:1000px;margin:60px auto 0;padding:0 24px}
.sec-title{font-size:22px;font-weight:700;margin-bottom:30px;color:var(--lw-brand);border-bottom:2px solid var(--lw-border);padding-bottom:10px}

/* Grid Categories */
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(220px, 1fr));gap:20px;margin-bottom:80px}
.cat-item{background:var(--lw-bg-white);border:1px solid var(--lw-border);padding:24px;border-radius:4px;transition:0.2s}
.cat-item:hover{border-color:var(--lw-brand-light);box-shadow:0 4px 12px rgba(44,62,80,0.05)}
.cat-item h3{font-size:16px;font-weight:700;color:var(--lw-brand);margin-bottom:10px}
.cat-item p{font-size:13px;color:var(--lw-text-sub);line-height:1.6}

/* Featured Article */
.article-box{display:flex;align-items:center;gap:40px;background:var(--lw-bg-white);border:1px solid var(--lw-border);border-left:4px solid var(--lw-accent);padding:40px;margin-bottom:80px}
.art-text{flex:1}
.art-text h2{font-size:20px;font-weight:700;margin-bottom:16px;color:var(--lw-brand)}
.art-text p{font-size:14px;color:var(--lw-text-sub);margin-bottom:16px}
.art-img{flex:1}
.art-img img{border-radius:4px;border:1px solid var(--lw-border)}

/* Columns Grid */
.col-grid{display:grid;grid-template-columns:repeat(3, 1fr);gap:24px;margin-bottom:80px}
.col-card{background:var(--lw-bg-white);border:1px solid var(--lw-border);border-radius:4px;overflow:hidden}
.col-card img{width:100%;height:160px;object-fit:cover;border-bottom:1px solid var(--lw-border)}
.col-info{padding:20px}
.col-info h4{font-size:15px;font-weight:700;margin-bottom:10px;color:var(--lw-brand)}
.col-info p{font-size:13px;color:var(--lw-text-sub)}

/* Support Panels */
.support-area{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:60px}
.sup-panel{background:var(--lw-bg-white);border:1px solid var(--lw-border);padding:30px;text-align:center}
.sup-panel h3{font-size:18px;font-weight:700;margin-bottom:16px;color:var(--lw-brand)}
.sup-panel p{font-size:13px;color:var(--lw-text-sub);margin-bottom:20px}
.sup-btn{display:inline-block;padding:10px 24px;border:1px solid var(--lw-brand);color:var(--lw-brand);border-radius:2px;font-size:13px;font-weight:700}
.sup-btn:hover{background:var(--lw-brand);color:var(--lw-bg-white)}

/* Footer */
.footer{background:var(--lw-brand);color:#BDC3C7;padding:40px 24px;text-align:center;border-top:4px solid var(--lw-accent)}
.foot-nav{display:flex;justify-content:center;gap:24px;margin-bottom:24px;flex-wrap:wrap}
.foot-nav a{font-size:13px;font-weight:500;color:var(--lw-bg-white)}
.foot-links{display:flex;justify-content:center;gap:20px;margin-bottom:16px;flex-wrap:wrap}
.foot-links a{font-size:12px}
.copyright{font-size:12px;opacity:0.7}

@media(max-width:850px){
  .hero-inner, .article-box, .col-grid, .support-area{flex-direction:column;grid-template-columns:1fr}
  .hero{padding:40px 24px}
  .hero-login{width:100%;max-width:400px;margin:0 auto}
  .nav-menu{display:none}
}

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