:root{
  --steel:#2b3a55;
  --emerald:#4c9a6b;
  --night:#1a2436;
  --paper:#f2f4f3;
  --ink:#262d38;
  --mut:#6d7580;
  --ln:#dde2e4;
  --wht:#ffffff;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Rubik",-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);line-height:1.66;background:var(--wht)}
img{max-width:100%;display:block;border-radius:12px}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,h5{line-height:1.3;font-weight:600;color:var(--steel)}
.box{max-width:1140px;margin:0 auto;padding:0 24px}
.box-sm{max-width:790px}

.topnote{background:var(--night);color:#cdd6de;font-size:.82rem;padding:9px 24px;text-align:center}
.topnote-tag{display:inline-block;background:var(--emerald);color:#fff;font-weight:600;font-size:.66rem;text-transform:uppercase;letter-spacing:.06em;padding:2px 9px;border-radius:20px;margin-right:8px}

.head-bar{position:sticky;top:0;z-index:40;background:var(--wht);border-bottom:1px solid var(--ln)}
.head-bar-in{height:66px;display:flex;align-items:center;justify-content:space-between}
.sitename{font-size:1.18rem;font-weight:700;color:var(--steel)}
.sitename b{color:var(--emerald);font-weight:700}
.navset{display:flex;align-items:center;gap:30px}
.navset a{font-size:.93rem;font-weight:500;color:var(--ink);transition:color .25s}
.navset a:hover{color:var(--emerald)}
.navset-cta{background:var(--steel);color:#fff!important;padding:9px 20px;border-radius:20px}
.navset-cta:hover{background:var(--night)}
.burg{display:none;flex-direction:column;gap:5px;cursor:pointer}
.burg span{width:26px;height:3px;background:var(--steel);border-radius:2px}

.act-btn{display:inline-block;background:var(--emerald);color:#fff;font-weight:600;font-size:.95rem;padding:13px 32px;border-radius:30px;border:none;cursor:pointer;transition:transform .2s,background .25s}
.act-btn:hover{background:#3d8159;transform:translateY(-2px)}

.banner5{background:linear-gradient(180deg,var(--paper),#fff);padding:80px 0 64px;text-align:center}
.banner5-in{max-width:760px;margin:0 auto}
.banner5-in h1{font-size:2.5rem;margin-bottom:20px;color:var(--steel)}
.banner5-in p{font-size:1.12rem;color:var(--mut);margin-bottom:30px}

.sec-h{font-size:1.8rem;margin-bottom:12px;text-align:center;color:var(--steel)}
.sec-p{text-align:center;color:var(--mut);max-width:640px;margin:0 auto 42px}

.org{padding:68px 0}
.org-in{display:grid;grid-template-columns:1fr 1.35fr;gap:46px;align-items:center}
.org-img img{width:100%;height:auto}
.org-txt h2{font-size:1.8rem;margin-bottom:16px}
.org-txt p{margin-bottom:13px;color:#39414d}

.fields{padding:68px 0;background:var(--paper)}
.fld-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.fld{background:#fff;border:1px solid var(--ln);border-radius:6px;padding:26px 24px;transition:box-shadow .25s,transform .2s}
.fld:hover{box-shadow:0 12px 30px rgba(43,58,85,.1);transform:translateY(-3px)}
.fld h3{font-size:1.16rem;margin-bottom:10px;color:var(--steel)}
.fld p{font-size:.95rem;color:#4c545e}

.proc{padding:68px 0}
.proc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.proc-item{text-align:center;padding:22px 18px}
.proc-n{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;background:var(--steel);color:#fff;border-radius:50%;font-weight:700;font-size:1.1rem;margin-bottom:14px}
.proc-item h4{font-size:1.05rem;margin-bottom:7px}
.proc-item p{font-size:.9rem;color:var(--mut)}

.qna{padding:68px 0;background:var(--paper)}
.qna-item{background:#fff;border:1px solid var(--ln);border-radius:6px;margin-bottom:12px;padding:2px 22px}
.qna-item summary{cursor:pointer;font-weight:600;color:var(--steel);padding:16px 0;list-style:none;position:relative;padding-right:30px}
.qna-item summary::-webkit-details-marker{display:none}
.qna-item summary::after{content:"+";position:absolute;right:2px;top:14px;color:var(--emerald);font-size:1.4rem;line-height:1}
.qna-item[open] summary::after{content:"\2212"}
.qna-item p{padding:0 0 18px;color:#4c545e;font-size:.95rem}

.reading{padding:68px 0}
.reading-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.read5{border:1px solid var(--ln);border-radius:6px;overflow:hidden;transition:box-shadow .25s,transform .2s}
.read5:hover{box-shadow:0 12px 30px rgba(43,58,85,.1);transform:translateY(-3px)}
.read5 img{width:100%;height:auto;border-radius:0}
.read5 h3{font-size:1.04rem;padding:18px 20px 8px;color:var(--steel)}
.read5-go{display:inline-block;padding:0 20px 20px;color:var(--emerald);font-weight:600;font-size:.9rem}

.contact5{padding:68px 0;background:var(--paper)}
.contact5-in{display:grid;grid-template-columns:1.15fr 1fr;gap:46px}
.contact5-txt h2{font-size:1.8rem;margin-bottom:14px}
.contact5-txt p{color:var(--mut);margin-bottom:20px}
.contact5-info{list-style:none}
.contact5-info li{display:flex;flex-direction:column;margin-bottom:15px;font-size:.95rem}
.contact5-info strong{color:var(--steel);font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;margin-bottom:3px}
.contact5-form{background:#fff;border:1px solid var(--ln);border-radius:6px;padding:28px}
.contact5-form label{display:block;font-size:.84rem;font-weight:500;color:var(--steel);margin-bottom:15px}
.contact5-form input,.contact5-form textarea{width:100%;margin-top:6px;padding:12px 15px;border:1px solid var(--ln);border-radius:6px;font-family:inherit;font-size:.95rem;color:var(--ink)}
.contact5-form input:focus,.contact5-form textarea:focus{outline:none;border-color:var(--emerald)}

.foot5{background:var(--night);color:#c3ccd5;padding:52px 0 0}
.foot5-top{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:40px;padding-bottom:34px}
.foot5-top .sitename{color:#fff}
.foot5-desc{font-size:.9rem;color:#93a0ac;margin-top:12px;max-width:330px}
.foot5-col h5{color:#fff;font-size:.93rem;margin-bottom:13px}
.foot5-col a{display:block;font-size:.9rem;color:#aab6c0;margin-bottom:9px;transition:color .2s}
.foot5-col a:hover{color:var(--emerald)}
.foot5-base{border-top:1px solid rgba(255,255,255,.12);padding:18px 0 26px}
.foot5-base p{font-size:.8rem;color:#8b98a3;margin-bottom:6px}

.ck5{position:fixed;right:22px;bottom:22px;max-width:370px;background:var(--night);color:#d2dae1;border-radius:12px;padding:18px 20px;box-shadow:0 12px 32px rgba(0,0,0,.28);z-index:60}
.ck5 p{font-size:.85rem;margin-bottom:12px}
.ck5 a{color:var(--emerald);font-weight:600}
.ck5-btn{display:inline-block;background:var(--emerald);color:#fff;font-weight:600;font-size:.85rem;padding:9px 22px;border-radius:20px;cursor:pointer}
#ck5box:checked~.ck5{display:none}

.post5{padding:42px 0 58px}
.bcrumb{font-size:.85rem;color:var(--mut);margin-bottom:16px}
.bcrumb a{color:var(--emerald);font-weight:600}
.post5-head h1{font-size:2rem;margin-bottom:10px}
.post5-meta{font-size:.85rem;color:#8b9098;margin-bottom:22px}
.post5-cover{width:100%;height:auto;margin-bottom:24px;border-radius:12px;box-shadow:0 12px 30px rgba(43,58,85,.14)}
.post5-body p{margin-bottom:15px;color:#333a44}
.post5-body h2{font-size:1.4rem;margin:28px 0 12px}
.post5-body h3{font-size:1.1rem;margin:20px 0 9px;color:var(--night)}
.post5-body ul,.post5-body ol{margin:0 0 15px 22px;color:#333a44}
.post5-body li{margin-bottom:8px}
.post5-body blockquote{border-left:4px solid var(--emerald);background:var(--paper);padding:14px 20px;border-radius:0 8px 8px 0;margin:0 0 18px;font-style:italic;color:#39414d}
.writer5{background:var(--paper);padding:18px 20px;border-radius:8px;margin-top:30px;display:flex;gap:14px;align-items:center}
.writer5-pic{width:48px;height:48px;border-radius:50%;background:#c7d0d8;flex-shrink:0}
.writer5 strong{font-size:.92rem;color:var(--steel)}
.writer5 p{font-size:.82rem;color:var(--mut);margin-top:2px}
.toblog5{display:inline-block;margin-top:24px;color:var(--emerald);font-weight:600}
.list5{padding:42px 0 58px}
.list5-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:30px}

@media(max-width:860px){
  .burg{display:flex}
  .navset{display:none;position:absolute;top:66px;left:0;right:0;flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--ln);padding:8px 24px}
  .navset a{padding:12px 0;border-bottom:1px solid var(--ln)}
  #nav5:checked~.navset{display:flex}
  .org-in,.contact5-in{grid-template-columns:1fr;gap:30px}
  .org-img{order:2}
  .fld-grid,.proc-grid,.reading-grid,.list5-grid{grid-template-columns:1fr}
  .foot5-top{grid-template-columns:1fr 1fr}
  .banner5-in h1{font-size:2rem}
}
@media(max-width:520px){
  .foot5-top{grid-template-columns:1fr}
  .ck5{right:12px;left:12px;bottom:12px;max-width:none}
}