.project-post-nav{box-sizing:border-box;display:grid;grid-template-columns:minmax(0,1fr) 120px minmax(0,1fr);gap:14px;width:1200px;max-width:calc(100% - 40px);margin:70px auto 110px;padding-top:32px;border-top:1px solid #d9dee7;font-family:"Noto Sans KR",sans-serif}
.project-post-nav a,.project-post-nav>span{box-sizing:border-box;min-height:88px}
.project-post-nav__side{display:flex;align-items:center;gap:16px;padding:16px 20px;border:1px solid #d9dee7;border-radius:8px;color:#1a2f50;text-decoration:none;background:#fff;transition:border-color .2s,box-shadow .2s,transform .2s}
.project-post-nav__side:hover{border-color:#183b70;box-shadow:0 8px 24px rgba(16,43,82,.1);transform:translateY(-2px)}
.project-post-nav__side.is-next{justify-content:flex-end;text-align:right}
.project-post-nav__side.is-disabled{color:#9ba4b1;background:#f7f8fa;pointer-events:none}
.project-post-nav__side small{display:block;margin-bottom:5px;color:#778397;font-size:12px;font-weight:500}
.project-post-nav__side strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:15px}
.project-post-nav__icon{display:grid;place-items:center;flex:0 0 38px;width:38px;height:38px;border-radius:50%;color:#fff;background:#183b70;font-size:20px;line-height:1}
.project-post-nav__side.is-disabled .project-post-nav__icon{background:#b7bec8}
.project-post-nav__list{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;border-radius:8px;color:#fff;text-decoration:none;background:#183b70;transition:background .2s,transform .2s}
.project-post-nav__list:hover{color:#fff;background:#0e2b57;transform:translateY(-2px)}
.project-post-nav__grid{width:23px;height:23px;background:linear-gradient(#fff 0 0) 0 0/9px 9px no-repeat,linear-gradient(#fff 0 0) 100% 0/9px 9px no-repeat,linear-gradient(#fff 0 0) 0 100%/9px 9px no-repeat,linear-gradient(#fff 0 0) 100% 100%/9px 9px no-repeat}
.project-post-nav__list strong{font-size:14px}
#header .sub_menu{display:block!important;opacity:0;visibility:hidden;transform:translateY(-8px);pointer-events:none;transition:opacity .18s ease,transform .18s ease,visibility 0s linear .18s}
#header nav:hover .sub_menu,
#header nav:focus-within .sub_menu,
#header .sub_menu.is-open{opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto;transition-delay:0s}

/* Match the smooth floating-button motion used on the other detail pages. */
.side_btn{
  transition:bottom .8s cubic-bezier(.22,.61,.36,1);
}
.top_btn{
  display:block;
  opacity:0;
  visibility:hidden;
  transform:translateY(12px) scale(.96);
  pointer-events:none;
  transition:opacity .3s ease,transform .3s ease,visibility 0s linear .3s;
}
.top_btn.is-visible{
  opacity:1;
  visibility:visible;
  transform:translateY(0) scale(1);
  pointer-events:auto;
  transition-delay:0s;
}

/* Portfolio detail and project-presentation detail share one visual rhythm. */
#contents.community_gallery_view > article.cont2 {
  display: block;
  box-sizing: border-box;
  width: 1200px;
  max-width: calc(100% - 40px);
  margin: 0 auto;
  padding: 70px 0 120px;
}
#contents.community_gallery_view > article.cont2 > .area {
  width: 100%;
  margin: 0;
  border-top: 0;
}
#contents.community_gallery_view > article.cont2 > .area > .title {
  box-sizing: border-box;
  width: 100%;
  margin: 0;
  padding-bottom: 47px;
  border-bottom: 1px solid #ddd;
  font-size: 30px !important;
  line-height: 1.22;
  text-align: center;
}
#contents.community_gallery_view > article.cont2 > .area > .contents {
  min-height: 0;
  margin: 0;
  padding-top: 45px;
  border-top: 0;
  border-bottom: 0;
  overflow: hidden;
  font-size: 17px !important;
  line-height: 1.75;
}
#contents.community_gallery_view > article.cont2 > .area > .contents img {
  display: block;
  max-width: 100%;
  height: auto;
  margin-right: auto;
  margin-left: auto;
}
@media(max-width:650px){
  #contents.community_gallery_view > article.cont2{max-width:calc(100% - 28px);padding:45px 0 80px}
  #contents.community_gallery_view > article.cont2 > .area > .title{font-size:24px!important}
}
@media(max-width:650px){.project-post-nav{grid-template-columns:1fr 72px 1fr;gap:7px;max-width:calc(100% - 28px);margin:45px auto 75px;padding-top:24px}.project-post-nav a,.project-post-nav>span{min-height:70px}.project-post-nav__side,.project-post-nav__side.is-next{justify-content:center;padding:10px}.project-post-nav__side>span:not(.project-post-nav__icon){display:none}.project-post-nav__icon{flex-basis:36px;width:36px;height:36px}.project-post-nav__list{gap:5px}.project-post-nav__grid{width:20px;height:20px;background-size:8px 8px}.project-post-nav__list strong{font-size:12px}}