.ev-topic-header{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:1000;
  display:flex;
  align-items:center;
  gap:18px;
  height:76px;
  padding:0 clamp(20px,4.5vw,65px);
  background-color:rgba(255,255,255,.92);
  background-image:linear-gradient(180deg,rgba(255,255,255,.46),rgba(255,255,255,.32)),url("/assets/generated/washi-background-white-20260622.png");
  background-position:center top;
  background-size:1060px auto;
  border-bottom:1px solid rgba(18,16,13,.08);
  box-shadow:0 10px 28px rgba(18,16,13,.05);
  backdrop-filter:blur(10px);
}
.ev-topic-header__brand{flex:0 0 auto;display:block}
.ev-topic-header__brand img{width:180px;height:auto}
.ev-topic-header__nav{display:flex;align-items:center;justify-content:flex-start;gap:0;flex:1}
.ev-topic-header__nav a{display:flex;align-items:center;justify-content:center;min-width:74px;height:58px;padding:0 8px;color:#050505;text-decoration:none;font-family:"Helvetica Neue","Noto Sans JP","Hiragino Sans","Yu Gothic",Arial,sans-serif;font-weight:900;font-size:13px;line-height:1.25;white-space:nowrap;text-align:center}
.ev-topic-header__contact{display:inline-flex;align-items:center;justify-content:center;min-width:120px;height:40px;border-radius:6px;background:#050505;color:#fff!important;text-decoration:none;font-family:"Helvetica Neue","Noto Sans JP","Hiragino Sans","Yu Gothic",Arial,sans-serif;font-size:13px;font-weight:800}
.ev-topic-article-body{padding-top:76px}
.ev-topic-article-body header.wp-block-template-part{display:none!important}
.ev-topic-article-body .wp-site-blocks{padding-top:0!important}
@media(max-width:760px){
  .ev-topic-header{height:88px;align-items:center;justify-content:space-between;gap:12px;padding:0 22px}
  .ev-topic-header__brand img{width:176px}
  .ev-topic-header__nav{display:none}
  .ev-topic-header__contact{min-width:116px;height:42px;margin-left:auto;font-size:13px;border-radius:8px}
  .ev-topic-article-body{padding-top:88px}
}