@charset "UTF-8";

/* =====================================
  KAREN Column Common
===================================== */

:root{
  --bg:#fbfaf7;
  --paper:#ffffff;
  --text:#333333;
  --muted:#666666;
  --line:#eadfd3;
  --main:#7b6ee6;
  --main-dark:#5f52c9;
  --accent:#f7e9e2;
  --accent-strong:#ffe7e3;
  --red:#9c2222;
  --radius:22px;
  --shadow:0 14px 35px rgba(80,60,40,.07);
}

*{
  box-sizing:border-box;
}

body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.9;
  letter-spacing:.03em;
}

img{
  max-width:100%;
  height:auto;
  display:block;
}

a{
  color:var(--main);
  text-decoration:none;
}

a:hover{
  color:var(--main-dark);
}

.container{
  width:min(1080px, calc(100% - 40px));
  margin:0 auto;
}

/* Header */

.site-header{
  background:#fff;
  border-bottom:1px solid var(--line);
}

.header-inner{
  width:min(1080px, calc(100% - 40px));
  margin:0 auto;
  padding:18px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}

.logo{
  display:flex;
  align-items:center;
  gap:10px;
  color:#333;
  font-weight:700;
}

.logo img{
  width:180px;
  max-width:60vw;
}

.header-nav{
  display:flex;
  gap:20px;
  font-size:14px;
}

.header-nav a{
  color:#555;
}

/* Hero */

.column-hero{
  padding:72px 0 58px;
  text-align:center;
  background:linear-gradient(180deg,#fff 0%,#fbfaf7 100%);
}

.column-hero .label{
  display:inline-block;
  color:var(--main);
  background:#f1efff;
  padding:6px 16px;
  border-radius:999px;
  font-size:13px;
  font-weight:700;
  margin-bottom:18px;
}

.column-hero h1{
  font-size:clamp(30px,4.2vw,48px);
  line-height:1.45;
  margin:0 0 20px;
}

.column-hero p{
  color:var(--muted);
  font-size:17px;
  max-width:760px;
  margin:0 auto;
}

/* Breadcrumb */

.breadcrumb{
  font-size:13px;
  color:#888;
  padding:18px 0;
}

.breadcrumb a{
  color:#888;
}

/* Column index */

.article-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:28px;
  padding:56px 0 80px;
}

.article-card{
  background:#fff;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  overflow:hidden;
  transition:.25s;
}

.article-card:hover{
  transform:translateY(-4px);
}

.article-thumb{
  aspect-ratio:16/9;
  background:linear-gradient(135deg,#f7e9e2,#f2efff);
  display:flex;
  align-items:center;
  justify-content:center;
  color:#9b8d82;
  font-weight:700;
}

.article-body{
  padding:26px 24px 30px;
}

.article-category{
  display:inline-block;
  color:var(--main);
  background:#f1efff;
  border-radius:999px;
  padding:3px 12px;
  font-size:12px;
  font-weight:700;
  margin-bottom:14px;
}

.article-body h2{
  font-size:20px;
  line-height:1.55;
  margin:0 0 12px;
}

.article-body p{
  font-size:14px;
  color:var(--muted);
  margin:0 0 18px;
}

.read-more{
  font-weight:700;
  font-size:14px;
}

/* Article page */

.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 300px;
  gap:42px;
  padding:40px 0 90px;
}

.article-main{
  background:#fff;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:56px 56px 64px;
}

.article-meta{
  color:#888;
  font-size:13px;
  margin-bottom:20px;
}

.article-main h1{
  font-size:clamp(28px,3.6vw,42px);
  line-height:1.45;
  margin:0 0 24px;
}

.article-lead{
  font-size:18px;
  color:#555;
  padding:24px;
  background:#fbfaf7;
  border-left:5px solid var(--main);
  border-radius:14px;
  margin:30px 0;
}

.article-main h2{
  font-size:28px;
  line-height:1.5;
  margin:58px 0 20px;
  padding-bottom:12px;
  border-bottom:2px solid var(--line);
}

.article-main h3{
  font-size:22px;
  margin:36px 0 14px;
}

.article-main p{
  margin:0 0 22px;
}

.article-main ul{
  padding-left:1.4em;
  margin:0 0 26px;
}

.article-main li{
  margin-bottom:8px;
}

.toc{
  background:#fbfaf7;
  border:1px solid var(--line);
  border-radius:18px;
  padding:24px;
  margin:36px 0;
}

.toc-title{
  font-weight:700;
  margin-bottom:10px;
}

.toc ol{
  margin:0;
  padding-left:1.4em;
}

.note-box{
  background:#fff8f5;
  border:1px solid #f1d8cc;
  border-radius:18px;
  padding:24px;
  margin:34px 0;
}

.article-cta{
  background:linear-gradient(135deg,#f7e9e2,#f1efff);
  border-radius:24px;
  padding:36px 28px;
  text-align:center;
  margin-top:56px;
}

.article-cta h2{
  border:none;
  padding:0;
  margin:0 0 16px;
  font-size:26px;
}

.cta-buttons{
  display:flex;
  justify-content:center;
  gap:14px;
  flex-wrap:wrap;
  margin-top:24px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:210px;
  border-radius:999px;
  padding:15px 22px;
  font-weight:700;
}

.btn-primary{
  color:#fff;
  background:var(--main);
}

.btn-primary:hover{
  color:#fff;
  background:var(--main-dark);
}

.btn-secondary{
  color:var(--main);
  background:#fff;
  border:1px solid #d9cdf7;
}

/* Sidebar */

.sidebar{
  position:sticky;
  top:24px;
  align-self:start;
}

.side-box{
  background:#fff;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:24px;
  margin-bottom:22px;
}

.side-box h3{
  font-size:18px;
  margin:0 0 16px;
}

.side-box ul{
  list-style:none;
  padding:0;
  margin:0;
}

.side-box li{
  border-top:1px solid var(--line);
}

.side-box li:first-child{
  border-top:none;
}

.side-box a{
  display:block;
  padding:12px 0;
  color:#555;
  font-size:14px;
}

/* FAQ */

.faq{
  margin-top:44px;
}

.faq-item{
  border-top:1px solid var(--line);
  padding:22px 0;
}

.faq-item:last-child{
  border-bottom:1px solid var(--line);
}

.faq-q{
  font-weight:700;
  margin-bottom:8px;
}

.faq-a{
  color:#555;
}

/* Footer */

.site-footer{
  background:#fff;
  border-top:1px solid var(--line);
  padding:36px 0;
  text-align:center;
  color:#888;
  font-size:13px;
}

/* Responsive */

@media screen and (max-width:900px){
  .header-inner{
    display:block;
    text-align:center;
  }

  .logo{
    justify-content:center;
    margin-bottom:12px;
  }

  .header-nav{
    justify-content:center;
    flex-wrap:wrap;
  }

  .article-grid{
    grid-template-columns:1fr;
    max-width:640px;
    margin:0 auto;
  }

  .article-layout{
    display:block;
    padding-top:22px;
  }

  .article-main{
    padding:36px 22px 46px;
  }

  .article-main h2{
    font-size:24px;
  }

  .sidebar{
    position:static;
    margin-top:34px;
  }

  .btn{
    width:100%;
  }
}

.bybold{ font-weight: bold; background-color:yellow;}
.red{color:red; font-weight: bold;}
.b{font-weight: bold;}