:root {
  --main: #3b5366;
  --main-dark: #2c3f4e;
  --point: #1e6fd9;
  --line: #e3e6ea;
  --text: #222;
  --sub: #777;
  --bg: #f4f5f7;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: Pretendard, "Malgun Gothic", sans-serif; color: var(--text); background: var(--bg); font-size: 15px; line-height: 1.6; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--point); }
img { max-width: 100%; vertical-align: middle; }
button { font-family: inherit; cursor: pointer; }
[hidden] { display: none !important; }
.wrap { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 16px; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; }

/* header */
.site-header { background: #fff; }
.topbar { display: flex; justify-content: space-between; align-items: center; height: 44px; font-size: 13px; color: #555; }
.top-links { display: flex; gap: 18px; align-items: center; }
.top-links button { border: 0; background: none; font-size: 13px; color: #555; padding: 0; }
.top-links button::before { content: "\1F50D"; font-size: 11px; margin-right: 3px; }
.search-box { display: flex; gap: 6px; padding-bottom: 10px; justify-content: flex-end; }
.search-box input { width: 320px; max-width: 70%; height: 38px; border: 2px solid var(--main); padding: 0 12px; font-size: 15px; }
.search-box button { height: 38px; padding: 0 18px; border: 0; background: var(--main); color: #fff; }
.logo-area { text-align: center; padding: 8px 16px 14px; }
.logo img { max-height: 64px; }
.logo-text { font-size: 34px; font-weight: 800; color: var(--main); }
.gnb { background: var(--main); position: relative; z-index: 20; }
.gnb-inner { display: flex; justify-content: center; position: relative; }
.gnb-list { display: flex; list-style: none; margin: 0; padding: 0; }
.gnb-list > li { position: relative; }
.gnb-list > li > a { display: block; padding: 0 20px; line-height: 40px; color: #fff; font-size: 15px; font-weight: 500; }
.gnb-list > li:hover > a { background: var(--main-dark); color: #fff; }
.gnb-sub { display: none; position: absolute; left: 0; top: 40px; min-width: 150px; background: #fff; border: 1px solid var(--line); list-style: none; margin: 0; padding: 6px 0; box-shadow: 0 6px 16px rgba(0,0,0,.08); }
.gnb-list > li:hover .gnb-sub { display: block; }
.gnb-sub a { display: block; padding: 6px 16px; font-size: 14px; white-space: nowrap; }
.btn-allmenu { position: absolute; right: 16px; top: 0; height: 40px; width: 42px; border: 0; background: #2f6fb5; color: #fff; font-size: 18px; }
.allmenu { background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 8px 20px rgba(0,0,0,.06); }
.allmenu-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 20px; padding: 24px 16px; }
.allmenu dl { margin: 0; }
.allmenu dt { font-weight: 700; margin-bottom: 6px; color: var(--main); }
.allmenu dd { margin: 0; font-size: 14px; line-height: 1.9; color: #555; }

.site-main { padding-top: 24px; padding-bottom: 40px; }

/* main top */
.main-top { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 14px; }
.headline-main { background: #fff; border: 1px solid var(--line); }
.headline-main .img { aspect-ratio: 16/9; overflow: hidden; }
.headline-main .img img { width: 100%; height: 100%; object-fit: cover; }
.headline-main h2 { font-size: 22px; margin: 14px 16px 6px; line-height: 1.4; }
.headline-main p { margin: 0 16px 16px; color: var(--sub); font-size: 14px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.headline-side { display: flex; flex-direction: column; gap: 10px; }
.headline-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.overlay-card { position: relative; display: block; aspect-ratio: 16/10; overflow: hidden; background: #ccc; }
.overlay-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.overlay-card:hover img { transform: scale(1.04); }
.overlay-card span { position: absolute; left: 0; right: 0; bottom: 0; padding: 30px 10px 10px; color: #fff; font-size: 14px; font-weight: 500; background: linear-gradient(transparent, rgba(0,0,0,.75)); }
.headline-smalls { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); flex: 1; }
.small-item { display: grid; grid-template-columns: 96px 1fr; grid-template-rows: 1fr auto; column-gap: 10px; padding: 10px; background: #fff; }
.small-item img { grid-row: 1 / 3; width: 96px; height: 64px; object-fit: cover; }
.small-item strong { font-size: 14px; font-weight: 500; line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.small-item time { font-size: 12px; color: var(--sub); text-align: right; }

.main-second { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 10px; margin-bottom: 24px; }
.latest-box { background: #fff; border: 1px solid var(--line); padding: 14px; }
.latest-first a { display: grid; grid-template-columns: 140px 1fr; gap: 12px; margin-bottom: 10px; }
.latest-first img { width: 140px; height: 92px; object-fit: cover; }
.latest-first strong { display: block; font-size: 16px; margin-bottom: 4px; }
.latest-first p { margin: 0; font-size: 13px; color: var(--sub); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.title-list { list-style: none; margin: 0; padding: 0; }
.title-list li { padding: 7px 0; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.feature-card { background: #fff; border: 1px solid var(--line); }
.feature-card img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.feature-card .badge { display: inline-block; margin: 12px 14px 0; padding: 1px 8px; font-size: 12px; border: 1px solid var(--line); border-radius: 3px; color: #555; }
.feature-card h3 { margin: 8px 14px; font-size: 18px; line-height: 1.4; }
.feature-card p { margin: 0 14px 14px; font-size: 13px; color: var(--sub); display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden; }

.main-slider { position: relative; background: #333; padding: 18px 44px; margin-bottom: 24px; color: #fff; }
.main-slider a:hover { color: #fff; opacity: .85; }
.slider-track { display: grid; grid-auto-flow: column; grid-auto-columns: calc((100% - 30px) / 4); gap: 10px; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; }
.slider-track::-webkit-scrollbar { display: none; }
.slide { scroll-snap-align: start; }
.slide img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.slide strong { display: block; margin-top: 8px; font-size: 14px; font-weight: 500; line-height: 1.4; }
.slide-btn { position: absolute; top: 50%; transform: translateY(-50%); width: 32px; height: 32px; border: 1px solid var(--line); background: #fff; border-radius: 50%; font-size: 20px; line-height: 1; }
.slide-btn.prev { left: 6px; }
.slide-btn.next { right: 6px; }
.main-banners { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 10px; margin-bottom: 24px; }

.main-bottom { display: grid; grid-template-columns: 1fr 300px; gap: 20px; align-items: start; }
.main-bottom .sub-side { position: sticky; top: 10px; }
.side-banner img { display: block; width: 100%; }
.main-tabs { background: #fff; border: 1px solid var(--line); padding: 0 20px 20px; min-width: 0; }
.tab-menu { display: flex; flex-wrap: wrap; list-style: none; margin: 0 -20px 10px; padding: 0 10px; border-bottom: 1px solid var(--line); }
.tab-menu button { border: 0; background: none; padding: 14px 12px; font-size: 15px; color: #555; border-bottom: 3px solid transparent; }
.tab-menu button.on { color: var(--main); font-weight: 700; border-bottom-color: var(--main); }
.btn-more { display: block; width: 100%; margin-top: 16px; height: 46px; border: 1px solid var(--line); background: #fafafa; font-size: 15px; }

/* news item */
.news-item { display: grid; grid-template-columns: 200px 1fr; gap: 18px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.news-item:not(:has(.thumb)) { grid-template-columns: 1fr; }
.news-item .thumb img { width: 200px; height: 130px; object-fit: cover; }
.news-item .tit { margin: 0 0 6px; font-size: 18px; line-height: 1.45; }
.news-item .summary { margin: 0 0 8px; color: #666; font-size: 14px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-item .meta, .side-item .meta { margin: 0; font-size: 12px; color: var(--sub); display: flex; gap: 10px; }
.news-item .meta .cat { color: var(--main); }

/* sub layout */
.sub-layout { display: grid; grid-template-columns: 1fr 300px; gap: 30px; align-items: start; }
.sub-content, .article-view, .board-list, .board-view, .question-form, .static-page, .member-box { background: #fff; border: 1px solid var(--line); padding: 24px 28px; }
.sub-side { display: flex; flex-direction: column; gap: 20px; position: sticky; top: 10px; }
.side-box { background: #fff; border: 1px solid var(--line); padding: 18px; }
.side-box h3 { margin: 0 0 10px; font-size: 16px; padding-bottom: 8px; border-bottom: 2px solid var(--main); }
.rank-list { list-style: none; margin: 0; padding: 0; counter-reset: r; }
.rank-list li { display: flex; gap: 10px; padding: 6px 0; font-size: 14px; }
.rank-list em { font-style: normal; font-weight: 700; color: var(--point); min-width: 18px; }
.rank-list a { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.side-item { display: grid; grid-template-columns: 90px 1fr; gap: 10px; padding: 8px 0; }
.side-item:not(:has(.thumb)) { grid-template-columns: 1fr; }
.side-item .thumb img { width: 90px; height: 60px; object-fit: cover; }
.side-item .tit { margin: 0; font-size: 14px; font-weight: 500; line-height: 1.4; }
.list-head h2, .board-title { margin: 0 0 8px; font-size: 26px; }
.breadcrumb { margin: 0 0 10px; font-size: 13px; color: var(--sub); }
.sub-menu { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin: 12px 0; padding: 0; }
.sub-menu a { display: block; padding: 4px 14px; border: 1px solid var(--line); border-radius: 20px; font-size: 14px; }
.sub-menu a.on { background: var(--main); color: #fff; border-color: var(--main); }
.total { font-size: 14px; color: var(--sub); border-bottom: 2px solid var(--text); padding-bottom: 10px; margin: 10px 0 0; }
.empty, .empty-page { text-align: center; padding: 60px 0; color: var(--sub); }
.pagination { display: flex; justify-content: center; gap: 4px; margin-top: 26px; }
.pagination a, .pagination strong { min-width: 34px; height: 34px; line-height: 32px; text-align: center; border: 1px solid var(--line); font-size: 14px; background: #fff; }
.pagination strong { background: var(--main); color: #fff; border-color: var(--main); }

/* article */
.article-visual { margin: 0 0 20px; background: #111; }
.article-visual img { display: block; width: 100%; max-height: 560px; object-fit: cover; }
.article-head { border-bottom: 1px solid var(--line); padding-bottom: 14px; margin-bottom: 24px; }
.article-head h1 { font-size: 30px; line-height: 1.35; margin: 4px 0 10px; }
.article-head .subtitle { font-size: 17px; font-weight: 500; color: #444; border-left: 3px solid var(--main); padding-left: 12px; margin: 0 0 14px; }
.article-info { display: flex; flex-wrap: wrap; gap: 14px; font-size: 13px; color: var(--sub); }
.article-info .writer { color: var(--text); font-weight: 600; }
.article-tools { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; justify-content: flex-end; }
.article-tools button, .article-tools a { border: 1px solid var(--line); background: #fff; padding: 3px 10px; font-size: 12px; color: #555; }
.article-body { font-size: 17px; line-height: 1.85; word-break: keep-all; overflow-wrap: anywhere; }
.article-body img { height: auto; }
.article-body iframe { max-width: 100%; }
.article-body figure { margin: 0 0 20px; }
.article-body .caption-desc { font-size: 14px; color: #666; }
.article-copyright { margin-top: 30px; padding-top: 14px; border-top: 1px solid var(--line); font-size: 13px; color: var(--sub); }
.related, .prev-next, .replies { margin-top: 28px; }
.related h3, .replies h3 { font-size: 17px; border-bottom: 2px solid var(--text); padding-bottom: 8px; }
.related ul { padding-left: 18px; }
.prev-next { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.prev-next a { display: block; padding: 10px 14px; background: #fff; font-size: 14px; }
.prev-next span { display: inline-block; width: 70px; color: var(--sub); }
.replies em { color: var(--point); font-style: normal; }
.reply-form { display: grid; gap: 8px; background: #fafafa; border: 1px solid var(--line); padding: 14px; }
.reply-user { display: flex; gap: 8px; }
.reply-form input, .reply-form textarea { border: 1px solid #ccc; padding: 8px 10px; font: inherit; font-size: 14px; }
.reply-form textarea { min-height: 80px; resize: vertical; }
.reply-form button { justify-self: end; padding: 7px 24px; border: 0; background: var(--main); color: #fff; }
.reply-list { list-style: none; padding: 0; margin: 10px 0 0; }
.reply-list li { border-bottom: 1px solid var(--line); padding: 12px 0; }
.reply-meta { display: flex; gap: 10px; font-size: 13px; }
.reply-meta time { color: var(--sub); }
.reply-list p { margin: 6px 0; font-size: 14px; }
.reply-del { display: flex; gap: 4px; justify-content: flex-end; }
.reply-del input { width: 100px; border: 1px solid #ccc; font-size: 12px; padding: 2px 6px; }
.reply-del button { border: 1px solid var(--line); background: #fff; font-size: 12px; }
.alert { background: #fff4f4; border: 1px solid #f3c2c2; color: #b42318; padding: 10px 14px; font-size: 14px; }

/* board / forms */
.tbl { width: 100%; border-collapse: collapse; font-size: 14px; border-top: 2px solid var(--text); }
.tbl th, .tbl td { padding: 11px 8px; border-bottom: 1px solid var(--line); text-align: center; }
.tbl td.subject { text-align: left; }
.board-view header { border-top: 2px solid var(--text); border-bottom: 1px solid var(--line); padding: 14px 0; }
.board-view h1 { font-size: 22px; margin: 0 0 6px; }
.board-view .meta { margin: 0; display: flex; gap: 14px; font-size: 13px; color: var(--sub); }
.board-body { padding: 24px 0; min-height: 200px; }
.attach-list { background: #fafafa; border: 1px solid var(--line); padding: 10px 30px; font-size: 14px; }
.board-btns { text-align: center; margin-top: 20px; }
.btn { display: inline-block; padding: 9px 26px; border: 1px solid #bbb; background: #fff; font-size: 14px; }
.btn.primary { background: var(--main); border-color: var(--main); color: #fff; }
.form-table { display: grid; gap: 0; border-top: 2px solid var(--text); }
.form-table > label { display: grid; grid-template-columns: 140px 1fr; border-bottom: 1px solid var(--line); }
.form-table > label > span:first-child { background: #f7f7f7; padding: 12px 14px; font-size: 14px; font-weight: 600; }
.form-table input:not([type=checkbox]):not([type=file]), .form-table textarea { margin: 8px 12px; border: 1px solid #ccc; padding: 8px 10px; font: inherit; font-size: 14px; }
.form-table input[type=file] { margin: 12px; }
.captcha { padding: 8px 12px; display: flex; align-items: center; gap: 6px; }
.captcha input { width: 80px; margin: 0 !important; }
.agree { font-size: 13px; color: var(--sub); }
.done-box { text-align: center; padding: 60px 0; }
.member-box { max-width: 420px; margin: 30px auto; }
.member-box h2 { text-align: center; margin-top: 0; }
.member-box form { display: grid; gap: 10px; }
.member-box input:not([type=checkbox]) { height: 44px; border: 1px solid #ccc; padding: 0 12px; font-size: 15px; }
.member-box .btn { height: 46px; font-size: 16px; }
.member-box .check { font-size: 13px; }
.member-links { text-align: center; font-size: 14px; }
.static-body { font-size: 15px; line-height: 1.9; }

/* footer */
.site-footer { background: #fff; border-top: 1px solid var(--line); margin-top: 20px; font-size: 13px; color: #666; }
.footer-links { border-bottom: 1px solid var(--line); }
.footer-links .wrap { display: flex; flex-wrap: wrap; gap: 4px 22px; padding-top: 14px; padding-bottom: 14px; }
.footer-body { padding-top: 24px; padding-bottom: 40px; }
.footer-logo { max-height: 40px; margin-bottom: 12px; }
.footer-body address { font-style: normal; line-height: 1.9; }
.copyright { color: #999; }
.btn-top { position: fixed; right: 30px; bottom: 30px; width: 44px; height: 44px; border-radius: 50%; border: 0; background: #333; color: #fff; opacity: .8; display: none; }
.btn-top.show { display: block; }
.layer-popup { position: absolute; z-index: 1000; background: #fff; border: 1px solid #999; box-shadow: 0 6px 24px rgba(0,0,0,.25); }
.layer-popup-body img { display: block; width: 100%; }
.layer-popup-foot { display: flex; justify-content: space-between; align-items: center; padding: 6px 10px; background: #222; color: #fff; font-size: 13px; }
.layer-popup-foot button { border: 0; background: none; color: #fff; }

@media (max-width: 1024px) {
  .main-second { grid-template-columns: 1fr 1fr; }
  .latest-box { grid-column: 1 / -1; }
  .sub-layout, .main-bottom { grid-template-columns: 1fr; }
  .sub-side { position: static; }
}
@media (max-width: 768px) {
  body { font-size: 14px; }
  .gnb-inner { justify-content: flex-start; overflow-x: auto; padding-right: 50px; }
  .gnb-list > li > a { padding: 0 12px; white-space: nowrap; }
  .gnb-sub { display: none !important; }
  .main-top, .main-second { grid-template-columns: 1fr; }
  .headline-smalls { grid-template-columns: 1fr; }
  .slider-track { grid-auto-columns: 70%; }
  .news-item { grid-template-columns: 110px 1fr; gap: 12px; }
  .news-item .thumb img { width: 110px; height: 74px; }
  .news-item .tit { font-size: 16px; }
  .news-item .summary { display: none; }
  .sub-content, .article-view, .board-list, .board-view, .question-form, .static-page { padding: 18px 14px; }
  .article-head h1 { font-size: 23px; }
  .form-table > label { grid-template-columns: 1fr; }
  .tbl .writer, .tbl .cnt { display: none; }
  .layer-popup { left: 10px !important; right: 10px; width: auto !important; }
}
@media print {
  .site-header, .site-footer, .sub-side, .replies, .article-tools, .btn-top, .prev-next { display: none !important; }
  .sub-layout { display: block; }
}