/* ==========================================================
   Base Reset & Common Utilities
========================================================== */
hr { display: none; }
img, fieldset, iframe, button { border: 0; }
img, iframe { vertical-align: top; }
dl, ul, ol, li { list-style: none; }
i, em, address { font-style: normal; }
a { color: inherit; text-decoration: none; transition: color .2s ease-out; }
button, input, select, textarea { outline: 0; border-radius: 0; line-height: normal; vertical-align: middle; -webkit-appearance: none; -moz-appearance: none; appearance: none; }
button { background-color: transparent; -webkit-user-select: none; -moz-user-select: none; -ms-user-select: none; user-select: none; }
button, input[type=button], input[type=reset], input[type=submit] { -webkit-appearance: button; -moz-appearance: button; appearance: button; cursor: pointer; }
button::-moz-focus-inner, input::-moz-focus-inner { padding: 0; border: 0; }
button[disabled], input[disabled], input[disabled] + label { cursor: default !important; -webkit-user-select: none; -moz-user-select: none; -ms-user-select: none; user-select: none; }
input[type=search]::-webkit-search-cancel-button, input[type=search]::-webkit-search-decoration { -webkit-appearance: none; }
input[type=number]::-webkit-inner-spin-button, input[type=number]::-webkit-outer-spin-button { height: auto; }
input[type=checkbox] { -webkit-appearance: checkbox; -moz-appearance: checkbox; appearance: checkbox; }
input[type=radio] { -webkit-appearance: radio; -moz-appearance: radio; appearance: radio; }
input[readonly] { outline: 0; pointer-events: none; }
input, select, textarea { -webkit-tap-highlight-color: rgba(0, 0, 0, 0); }
textarea { overflow: hidden; overflow-y: auto; resize: none; }
::-webkit-input-placeholder { color: #999; }
:-moz-placeholder { color: #999; }
::-moz-placeholder { color: #999; }
:-ms-input-placeholder { color: #999; }
::placeholder { color: #999; opacity: 1; }
table { width: 100%; border: 0; border-spacing: 0; border-collapse: collapse; empty-cells: show; }
caption { visibility: hidden; overflow: hidden; width: 0; height: 0; font-size: 0; line-height: 0; }
legend { visibility: hidden; overflow: hidden; position: absolute; top: 0; left: 0; width: 1px; height: 1px; font-size: 0; line-height: 0; }
.blind { overflow: hidden; position: absolute !important; clip: rect(0, 0, 0, 0); width: 1px; height: 1px; padding: 0 !important; margin: -1px !important; background: none !important; line-height: 0 !important; }
mark { background-color: #ffff00; color: inherit; }

.sub_title_Media { border-bottom: #fff solid 1px; margin-bottom: -3rem; padding: 60px 0; }
.wrap { min-width: var(--wrap); max-width: 1440px; margin: 0 auto; width: 90%; }

/* ==========================================================
   Reports 게시판 리스트
========================================================== */
.board-head__title { margin-bottom: 18px; font-size: 32px; font-weight:800; }
.board-head__row {display:flex;align-items:center;gap: 10px;margin-bottom: 10px;}
.board-head__total {font-size:14px;color:#444;}
.board-head__total b { color:var(--primary); font-weight:700; margin-left: 5px; }
.tabs { display:flex; align-items:center; gap: 16px; margin-left:20px; }
.tabs__item { font-size: 16px; font-weight:600; color: #999; }
.tabs__item.is-on { color:#000; }
.tabs__sep { color: #D9D9D9; }
.btn-write { margin-left:auto; padding:0 20px; height: 32px; border-radius:40px; background: var(--primary); color:#fff; font-size:14px; font-weight:600; display:flex; align-items:center; justify-content:center; }

/* ==========================================================
   카드 그리드
========================================================== */
.grid { display:grid; grid-template-columns:repeat(4, 1fr); gap: 80px; }
.card { display:flex; flex-direction:column; }
.card__thumb { position:relative; overflow:hidden; background:#eee; aspect-ratio: 1 / 1; background-image: url(../images/sub/research_noimage.jpg); background-size: 100%; background-repeat: no-repeat; background-position: 50%; }
.grid .card:nth-child(3n + 1) .card__thumb { background-image: url('../images/sub/research_noimage.jpg'); }
.grid .card:nth-child(3n + 2) .card__thumb { background-image: url('../images/sub/research_noimage2.jpg'); }
.grid .card:nth-child(3n + 3) .card__thumb { background-image: url('../images/sub/research_noimage3.jpg'); }
.equip .card__thumb { aspect-ratio: 4 / 3; }
.Exhibition { margin-top: 20px; }
.Exhibition .card__thumb { aspect-ratio: 4 / 3; }
.card__thumb img { width:100%; height:100%; object-fit:cover; transition:transform .4s ease; }
.card:hover .card__thumb img { transform:scale(1.08); }
.card__meta { display:flex; justify-content:space-between; align-items:center; margin-top:12px; }
.badge { display: flex; align-items: center; height: 26px; padding: 0 32px; border-radius:32px; font-size:13px; font-weight:600; justify-content:center; border:1px solid #ddd; color:#666; }
.badge.is-paper { background: var(--primary); border-color: var(--primary); color:#fff; }
.badge.is-patent { background:#fff; color:#666; }
.card__icons { display:flex; gap:8px; }
.link_file:hover, .link_view:hover { opacity: 1; }
.link_file { background: url(../images/icon/link_file.png) 50% 50% no-repeat; }
.link_view { background: url(../images/icon/link_arrow.png) 50% 50% no-repeat; }
.link_file, .link_view { width: 32px; height: 32px; background-size: cover; opacity: 0.5; }
.link_file span, .link_view span { display: none; }
.card__title { margin:12px 0 0; font-size: 16px; font-weight:700; line-height:1.3; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; font-family: system-ui,-apple-system,Segoe UI,Roboto,Apple SD Gothic Neo,Noto Sans KR,sans-serif; }
.card__title span { display: block; font-size: 14px; color: #999; font-weight: 400; margin-top: 5px; font-family:'Montserrat'; }
.card__line { margin-top:10px; height: 1px; background: #666; }
.card__foot { margin-top:10px; display:flex; justify-content:space-between; align-items:center; }
.card__author { font-size:14px; font-weight:600; color:#333; }
.card__date { font-size:13px; color: #999; font-weight: 700; text-transform: uppercase; }

/* Reports 카드 썸네일 Hover Overlay */
.thumb-overlay { position:absolute; inset:0; background:rgba(132, 208, 154, 0.5); display:flex; flex-direction:column; align-items:center; justify-content:center; gap:12px; opacity:0; transition:opacity .25s ease; }
.card:hover .thumb-overlay { opacity:1; }
.overlay-btn { min-width:140px; height:32px; border-radius:32px; font-size:14px; font-weight:700; display:flex; align-items:center; justify-content:center; letter-spacing:-0.02em; transition:.2s ease; box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1); }
.overlay-btn--white { background:#fff !important; color:#444 !important; }
.overlay-btn--green { background: var(--primary) !important; color:#fff !important; }
.overlay-btn--blue { background:#45A2F4 !important; color:#fff !important; }
.overlay-btn--black { background: var(--primary) !important; color:#fff !important; }
.overlay-btn--white:hover { background:#f2f2f2 !important; }
.overlay-btn--green:hover { background:#266b55 !important; }
.overlay-btn--blue:hover { background:#0186FB !important; }
.overlay-btn--black:hover { background:#333 !important; }

/* pagination */
.pagination { margin-top:40px; display:flex; justify-content:center; gap:8px; }
.page { width:36px; height:36px; border-radius:50%; border:1px solid #ddd; display:flex; align-items:center; justify-content:center; font-size:14px; color:#777; }
.page.is-on { background:var(--primary); border-color:var(--primary); color:#fff; }

/* ==========================================================
   Reports - 읽기(View) & 쓰기(Write)
========================================================== */
.board-view, .board-write { width: 760px; margin: auto; }
.view-top { display:flex; align-items:center; justify-content:space-between; gap:16px; margin:12px 0 22px; }
.view-badge { display: inline-flex; align-items: center; justify-content:center; height: 26px; padding: 0 32px; border-radius: 32px; font-size: 14px; background: #fff; color: #666; border: 1px solid #ddd; }
.view-admin { display:flex; align-items:center; gap:10px; color:#666; font-size:14px; }
.view-admin__link { color:#666; }
.view-admin__link:hover { color:#111; }
.view-admin__sep { color:#cfcfcf; }
.view-title { margin:0 0 20px; font-size: 24px; font-weight: 700; letter-spacing: -0.03em; line-height:1.25; }
.view-meta { display:flex; align-items:flex-end; justify-content:space-between; gap:16px; margin-bottom:16px; }
.view-meta__left { font-size: 16px; color:#111; }
.view-meta__left b { font-weight:800; }
.view-meta__left span { font-size: 13px; font-weight:700; color:#b0b0b0; margin-left:10px; }
.view-meta__date { font-size: 13px; font-weight:700; color:#b0b0b0; }
.meta-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px 60px; padding: 14px 0; border-top: 1px solid #ddd; font-size: 14px; color: #222; }
.meta-grid__item { display: flex; align-items: baseline; gap: 24px; margin: 0; }
.meta-grid__label { min-width: 90px; color: #666; }
.meta-grid__value { margin: 0; font-weight: 600; color: #333; }
.meta-grid__value time { font-weight: 600; letter-spacing: 0.3px; }

.view-line { height:1px; background:#666; opacity:.55; margin:0 0 50px; }
.view-divider { height:1px; background:#e9e9e9; margin:40px 0; }
.view-figure { margin:0; display:flex; justify-content:center; }
.view-figure img { width: auto; max-width: 100%; height:auto; display:block; }
.view-body { margin-top:32px; font-size:17px; line-height:1.9; color:#444; }
.view-body p { margin:0 0 20px; }
.view-body p:last-child { margin-bottom:0; }
.attach { margin: 45px 0; border-bottom: #666 solid 1px; }
.attach__row { display:flex; align-items:center; gap: 12px; flex-wrap:wrap; font-size: 14px; color:#444; border-top: #E6E6E6 solid 1px; height: 60px; }
.attach__label { color:#777; }
.attach__file { font-weight:700; color:#222; }
.attach__file:hover { text-decoration:underline; }
.attach__icon { width:36px; height:36px; border-radius:10px; border:1px solid #fff; display:inline-flex; align-items:center; justify-content:center; color:#ff7a00; font-weight:900; transition: all 0.3s ease; }
.attach__icon img { height: 24px; }
.attach__icon:hover { border-color: var(--primary); transition: all 0.3s ease; }
.equip-view .attach__row { height: 40px; padding-top: 20px; }
.equip-view .attach__file { width: 80%; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.view-nav { display:grid; grid-template-columns: 1fr auto 1fr; align-items:center; gap:16px; margin-top:22px; }
.view-nav__side { display:flex; align-items:center; gap:12px; color:#666; font-size:16px; }
.view-nav__side--prev { justify-content:flex-start; }
.view-nav__side--next { justify-content:flex-end; }
.view-nav__arrow { font-size:26px; line-height:1; color:#8d8d8d; }
.view-nav__list { height: 42px; padding:0 32px; border-radius: 6px; background:#2f2f2f; color:#fff; font-weight:800; font-size:16px; display:flex; align-items:center; justify-content:center; min-width: 240px; }
.view-nav__list:hover { background:#1f1f1f; }

/* 글쓰기(Write) */
.board-write { padding:26px 0 70px; }
.write-head__title { margin:0 0 32px; font-size:36px; font-weight:800; letter-spacing:-0.05em; }
.write-form { display:flex; flex-direction:column; gap:28px; }
.field { display:block; position: relative; }
.field__label { margin: 0 0 6px; font-size:14px; font-weight:700; color:#333; }
.req { color:#ff3b30; margin-left:2px; }
.field__row { display:flex; align-items:flex-end; justify-content:space-between; gap:12px; }
.counter { font-size:13px; color:#9a9a9a; margin-bottom: 10px; }
.counter b { color:#1f6dff; }
.tf { width:100%; height:52px; border-radius: 6px; border:1px solid #e3e3e3; padding:0 16px; font-size:16px; outline:none; background:#fff; }
.tf::placeholder { color:#b5b5b5; }
.tf:focus { border-color:rgba(48,120,96,.55); box-shadow:0 0 0 3px rgba(48,120,96,.10); }
.grid2 { display:grid; grid-template-columns:1fr 1fr; gap:20px; }
.grid2--date .tf { padding-right:42px; }
.date { position:relative; }
.date__ico { position:absolute; right:12px; top:50%; transform:translateY(-50%); opacity:.55; pointer-events:none; }
.seg { display:flex; flex-wrap:wrap; gap:12px; }
.seg--sm { gap:10px; }
.seg__item { position:relative; display:inline-flex; align-items:center; justify-content:center; height: 26px; padding:0 20px; border-radius:36px; border:1px solid #d8d8d8; background:#fff; color:#666; font-size: 13px; font-weight:600; cursor:pointer; user-select:none; }
.seg__item input { position:absolute; inset:0; opacity:0; cursor:pointer; }
.seg__item:has(input:checked) { background: var(--primary); border-color: var(--primary); color:#fff; }
.seg--sm .seg__item:has(input:checked) { background: var(--primary); border-color: var(--primary); }
.editor { border:1px solid #e3e3e3; border-radius: 6px; overflow:hidden; background:#fff; }
.editor__bar { height:44px; display:flex; align-items:center; gap:12px; padding:0 12px; background:#3f3f3f; color:#fff; }
.tool { width:24px; height:24px; display:flex; align-items:center; justify-content:center; font-weight:800; opacity:.95; }
.editor__area { width:100%; min-height:280px; border:0; outline:none; padding:16px; font-size:16px; line-height:1.7; resize:vertical; }
.editor__area::placeholder { color:#b5b5b5; }
.uploader { display:flex; align-items:center; gap:12px; }
.file-btn { display:inline-flex; align-items:center; justify-content:center; height: 32px; padding:0 20px; border-radius:12px; border:1px dashed #d8d8d8; background:#fafafa; color:#666; font-weight:700; font-size:14px; cursor:pointer; }
.file-btn input { display:none; }
.help { margin:8px 0 0; font-size:13px; color:#9a9a9a; }
.file-list { margin:14px 0 0; padding:0; list-style:none; display:grid; gap:10px; }
.file-item { display:flex; align-items:center; justify-content:space-between; gap: 6px; padding: 6px 20px; border-radius:12px; background:#f6f6f6; }
.file-item__name { font-size: 13px; color:#444; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.face-img { height: 32px; background-color: #ffffff; border-radius: 0; }
.file-item__del { width: 32px; height: 32px; border-radius:999px; border:0; font-weight: 200; font-size: 32px; line-height:1; cursor:pointer; }
.file-item__del:hover { color:#111; }
.form-actions { display:flex; align-items:center; justify-content:center; gap:16px; margin-top:12px; }
.btn { width: 100%; border:1px solid #d9d9d9; background:#fff; color:#666; height: 42px; padding: 0 32px; border-radius: 6px; font-weight: 600; font-size: 16px; display: flex; align-items: center; justify-content: center; max-width: 240px; }
.btn img { height:18px; margin-right:8px; }
.btn--ghost:hover { border-color:#bdbdbd; color:#333; }
.btn--primary { border-color: var(--primary); background: var(--primary); color:#fff; }
.btn--primary:hover { background:var(--primary-hover); border-color:var(--primary-hover); }
.btn--black { border-color:#2f2f2f; background:#2f2f2f; color:#fff; }
.btn--black:hover { background:#1f1f1f; }
.btn--red { background:#FF4C4F; border-color:#FF4C4F; color:#fff; }
.btn--green { background: var(--primary); border-color: var(--primary); color:#fff; }

.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; }

/* ==========================================================
   교육자료 및 아이템 리스트
========================================================== */
.board-line { height:2px; background:#111; opacity:.55; margin:16px 0 0; }
.board-item { display:grid; grid-template-columns: 120px 1fr 540px; gap: 40px; padding: 20px 0; border-bottom:1px solid #eee; align-items:center; }
.board-item-date .board-item { grid-template-columns: 1fr 540px; }
.equip .board-item { grid-template-columns: 120px 1fr 540px; }
.equip .item-thumb { width: 140px; height: 100px; }
.item-thumb { width: 120px; height: 120px; overflow:hidden; background: var(--bg-gray); display:block; background-image: url(../images/common/logo.png); background-size: 50%; background-repeat: no-repeat; background-position: 50%; }
.item-thumb img { width:100%; height:100%; object-fit:cover; }
.item-main { min-width:0; }
.item-left { display: flex; justify-content: center; }
.item-pill { display:inline-flex; align-items:center; height:28px; padding:0 14px; border-radius:999px; border:1px solid #d9d9d9; font-size:13px; color:#666; background:#fff; }
.item-main .item-pill { margin-bottom: 10px; }
.item-title { margin:0; font-size:18px; font-weight: 600; letter-spacing:-0.03em; line-height:1.35; }
.item-title a { display:-webkit-box; -webkit-box-orient:vertical; color: var(--title); }
.item-title p { display: block; margin-top: 5px; font-size: 12px; font-weight: 400; }
.board-item__meta { display:flex; align-items:center; justify-content: space-between; }
.edu-who { display:flex; align-items:center; gap:16px; }
.who-name { font-size:15px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; width: 180px; text-align: center; }
.who-role { font-size:13px; font-weight:700; letter-spacing:.02em; color:#c7c7c7; white-space:nowrap; text-align: center; width: 80px; text-transform: uppercase; }
.who-date { font-size:13px; font-weight:700; letter-spacing:.02em; color:#c7c7c7; white-space:nowrap; text-align: center; text-transform: uppercase; text-align: right; }
.ico-file { width:44px; display:flex; }
.ico-file__ico { width:36px; height:36px; border-radius:8px; display:flex; align-items:center; justify-content:center; font-size:12px; font-weight:900; color:#fff; }
.ico-file__ico img { width:20px; }
.ico-file__ico.is-pdf { background:#ff4b4b; }
.ico-file__ico.is-mp4 { background:#2da24a; }
.ico-file__ico.is-img { background:#ff8a1f; }
.ico-file__ico.is-doc { background:#3b7cff; }
.ico-file__ico.is-none { color:#999; font-weight:800; }
.btn-detail { position: relative; width: 140px; height: 32px; padding:0 18px; border-radius:999px; border:1px solid #e1e1e1; display:flex; align-items:center; gap:10px; color:#444; font-size:14px; background:#fff; white-space:nowrap; justify-content: center; }
.btn-detail i { display: block; position: absolute; font-size: 0; width: 6px; height: 6px; right: 10px; margin-top: 7px; border: 1px solid #b2b2b2; border-top: 0; border-left: 0; content: ""; -webkit-transform: translateY(-50%) rotate(-45deg); transform: translateY(-50%) rotate(-45deg); }
.btn-detail:hover { border-color:rgba(70,155,127,.35); background:rgba(70,155,127,.06); color:#1f5f4d; }

/* Q&A / Utilities */
.qa-toolbar__right { margin-left:auto; display:flex; align-items:center; gap:12px; flex:0 0 auto; }
.btn-confirm { margin-top: 28px; width: 80%; height: 36px; border-radius: 24px; background: #2f2f2f; color: #fff; border: none; font-size: 16px; cursor: pointer; }
.qa-select { position:relative; display:inline-flex; align-items:center; }
.qa-select select { -webkit-appearance:none; -moz-appearance:none; appearance:none; height:32px; min-width:140px; padding:0 32px 0 14px; border:1px solid #d9d9d9; border-radius:999px; background:#fff; color:#222; font-size:14px; line-height:1; cursor:pointer; outline:none; }
.qa-select::after { content:""; position:absolute; right:13px; top:50%; width:9px; height:9px; border-right:1px solid #666; border-bottom:1px solid #666; transform:translateY(-60%) rotate(45deg); pointer-events:none; }
.qa-select select:focus { border-color:#bfbfbf; }
.qa-select--state select { background:#8a8a8a; border-color:#8a8a8a; color:#fff; }
.qa-select--state.is-doing select { background:#55c4df; border-color:#55c4df; color:#fff; }
.qa-select--state.is-wait select { background:#fff; border-color:#d9d9d9; color:#222; }
.qa-select--state::after { border-color:#fff; }
.qa-select--state.is-wait::after { border-color:#666; }
.qa-view_title { display: flex; align-items: flex-start; gap: 20px; }
.notification { text-align: right; position: absolute; right: 0; font-size: 12px; display: flex; color: #666; }

/* 상태 / Media Search */
.status-list { display:flex; flex-direction:column; gap: 10px; margin-bottom: 20px; }
.status { position:relative; padding-left: 14px; font-size:16px; font-weight:700; color:#222; line-height:1.2; }
.status::before { content:""; position:absolute; left:0; top: 0; width:5px; height:20px; border-radius:3px; background:#ccc; }
.media-sort { display: flex; align-items: center; gap: 6px; font-size: 14px; color: #5E5241; }
.media-sort__label { white-space: nowrap; }
.media-sort__select-wrap { position: relative; }
.media-sort__select { appearance: none; -webkit-appearance: none; -moz-appearance: none; padding: 6px 28px 6px 12px; border-radius: 20px; border: 0; font-size: 14px; background: transparent; cursor: pointer; position: relative; }
.media-sort__select-wrap::after { display: block; position: absolute; top: 45%; width: 0.6rem; height: 0.6rem; right: 0rem; border: 1px solid #b2b2b2; border-top: 0; border-left: 0; content: ""; -webkit-transform: translateY(-50%) rotate(-45deg); transform: translateY(-50%) rotate(45deg); }
.media-search__field { position: relative; width: 180px; }
.media-search__field input { width: 100%; height: 32px; appearance: none; padding: 0 32px 0 14px; border: 1px solid #d9d9d9; border-radius: 999px; background: #fff; color: #222; font-size: 14px; line-height: 1; cursor: pointer; outline: none; }
.media-search__field input:focus { border-color: #222; }
.media-search__btn { position: absolute; right: 21px; top: 50%; transform: translateY(-50%); border: none; background: none; cursor: pointer; font-size: 14px; }
.media-search__btn::after { position:absolute; top:50%; left:50%; width: 18px; height: 18px; background:url(../images/icon/search.svg) center no-repeat; background-size:100% auto; content:''; transform:translate(-50%, -50%); filter: invert(20%) brightness(90%) sepia(10%) saturate(200%); }

/* Consent / Privacy Form */
.consent { display: flow-root; text-align: left; font-size: 12px; line-height: 1.4em; padding: 20px 0; letter-spacing: -.03rem; border-top: #ccc solid 1px; border-bottom: #ccc solid 1px; }
.consent input { margin: 0 5px 0 0; padding: 0; vertical-align: top; border: #5E5241 solid 1px; width: 14px; height: 14px; }
.consent label, .consent span { display: inline-block; text-align: left; }
.consent label { padding-bottom: 10px; }
.consent span { padding: 0 0 0 5px; }
.consent .cont_policy1 { float: left; padding-top: 10px; color: #5E5241; }
.consent .cont_policy2 { float: right; }
.consent .cont_policy2 a { margin-left: 6px; float: right; border: 1px solid #bfbfbf; padding: 5px 15px; border-radius: 15px; display: inline-block; letter-spacing: -1px; }
.consent .cont_agree { display: inline-block; padding: 0; clear: both; width: 100%; }
.consent .cont_agree .agreelabel { padding-top: 0 !important; display: inline-block; font-size: 14px; }

.basicFilter_wrap{display:flex;justify-content:space-between;position:relative;margin-bottom: 24px;}
.basicFilter_sort{display:flex;overflow-x:auto;-webkit-overflow-scrolling:touch}
.basicFilter_sort::-webkit-scrollbar{display:none}
.basicFilter_sort .btn{margin-right: 8px;height: 36px;}
.basicFilter_choice{position:relative}
.basicFilter_choice .btn_filter{width:auto;height:3.2rem;padding:0 .8rem;font-size:1.6rem;line-height:3.2rem;letter-spacing:0}
.basicFilter_choice .btn_filter:after{display:inline-block;position:relative;top:50%;width:1.4rem;height:1.4rem;margin-left:.8rem;;background:url(../images/icon/ico_filter.png) 50% 50% no-repeat;vertical-align:top;content:'';transform:translateY(-50%)}
.basicFilter_choice .sel_sort{width:10rem;height:3.2rem;padding-right:3rem;margin-left:2rem;border:0;background-image:url(../images/icon/arr_select_02.png);font-size:1.6rem}

.keyword_search{position:absolute;top:0;right:0;width: 300px;}
.keyword_search .box_search{position:relative;padding: 0 40px 0 5px;border-bottom:1px solid #000}
.keyword_search .tf_keyword{height: 32px;padding:0;border:0;background-color:transparent;font-size: 16px;vertical-align:top}
.keyword_search .btn_search{display:block;position:absolute;top:0;right:0;z-index:2;width: 40px;height: 32px;}
.keyword_search .btn_search:after{position:absolute;top:50%;left:50%;width: 20px;height: 20px;background:url(../images/icon/ico_search_02.png) 50% 50% no-repeat;background-size:100% auto;content:'';transform:translate(-50%,-50%)}

.supportBox {   max-width: 1080px; margin:0 auto;}
/* faq page */
.section_qa {overflow:hidden;width:100%;height:100%;margin:0 auto; position: relative; overflow: hidden; height: 100%; border-top: 1px solid #d2d2d2; vertical-align: top; text-align: left;}
.h_txt{float:left;width:196px; height:42px;background:url(sp.png) 0 -380px no-repeat}
.con{font-size:12px;line-height:18px}
.section_qa .con{height:100%; margin-bottom:50px}
.section_qa .faq_area{border-bottom:1px solid #575757}
.section_qa .faq_area ul { margin: 0}
.section_qa .faq_area li{position:relative;overflow:hidden;height:100%;border-top:1px solid #d2d2d2;vertical-align:top; text-align:left}
.section_qa .faq_area li:first-child { border-top:2px solid #575757; border-top:0;  }
.section_qa .faq_area .notice_link_box{width:95%;padding:20px 0 20px 30px;font-size:14px;;background:url(../images/board/ico_about3_q.png) 3px 24px no-repeat; line-height:1.6em; }
.section_qa .faq_area .notice_link_box b {display: inline-block;margin-right: 12px;width: 80px;text-align: center;}
.section_qa .faq_area .notice_link_box a{color:#222}
.section_qa .faq_area .notice_link_box.answer{width:100%; font-weight:normal;  border-top:1px solid #ebebeb;color:#666;background:url(../images/board/ico_about3_a.png) 3px 28px no-repeat; padding-top:25px}
.section_qa .faq_area .notice_link_box .answer_con{width:94%; vertical-align:1.3em; padding:0;}
.section_qa .faq_area .notice_link_box .answer_con div { padding:0; margin:0}
.section_qa .faq_area .btn_answer{position:absolute;top:20px;right:6px;width:20px;height:11px;background:url(../images/board/sp.png) -210px -380px no-repeat;}
.section_qa .faq_area .btn_answer.open{background:url(../images/board/sp.png) -210px -410px no-repeat}
.section_qa .faq_area .operating_hour{overflow:hidden}
.section_qa .faq_area .operating_hour dt{float:left;clear:both}
.section_qa .faq_area .operating_hour dd{float:left;margin-left:3px;width:80%}

/* ==========================================================
   Media Queries (Responsive)
========================================================== */

/* --- 1200px 이하 (태블릿 대화면) --- */
@media (max-width: 1200px) {
  .grid {  column-gap: 30px; row-gap: 40px;  }
  .board-item { grid-template-columns: 160px 1fr; }
  .board-item__meta { grid-column: 1 / -1; justify-content: flex-end; }
}

/* --- 820px 이하 (아이패드 에어 가로모드 미간섭, 모바일 전환 분기점) --- */
@media (max-width: 820px) {
  /* 카드 리스트 및 상단 타이틀/탭 */
  .grid { grid-template-columns: repeat(3, 1fr); column-gap: 20px; row-gap: 40px; }
  .board-head__row { display: flex; flex-direction: column; align-items: flex-start; }
  .board-head__total { display: none; }
  .tabs { display: flex; align-items: center; gap: 16px; margin-left: 0; font-size: 15px; text-align: left; overflow-x: auto; white-space: nowrap; width: 100%; letter-spacing: -0.3px; padding: 0 10px 0 0; }
  .board-head__title { font-size: 20px; }
  .tabs__item { font-size: 14px; }
  
  /* 뷰/상세 및 메타 그리드 */
  .board-view, .board-write { width: auto; margin: auto; padding: 0; }
  .view-meta { flex-wrap: wrap; align-items: flex-start; }
  .view-line { margin-bottom: 32px; }
  .view-body { line-height: 1.6; letter-spacing: -0.3px; }
  .meta-grid { gap: 4px 20px; font-size: 12px; }
  .meta-grid__item { gap: 16px; }
  .meta-grid__label { min-width: 40px; }
  
  /* 글쓰기 및 Grid 2,3 */
  .grid2 { grid-template-columns: 1fr; }
  .grid3 { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .grid3 .status { padding-left: 10px; font-size: 1.2rem; }
  .grid3 .status::before { width: 3px; height: 12px; }
  .grid3 .card__date { line-height: 1.2; text-align: right; }
  .grid3 .card__foot { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .grid3 .card__title span { font-size: 1.2rem; }
  
  /* 교육자료 리스트 / Equip */
  .board-item { grid-template-columns: 120px 1fr; gap: 8px 24px; }
  .board-item-date .board-item { grid-template-columns: 1fr; }
  .equip .board-item { grid-template-columns: 120px 1fr; column-gap: 20px; }
  .item-thumb { width: 120px; height: 120px; }
  .board-item__meta { grid-column: 1 / -1; justify-content: flex-end; gap: 14px; }
  .edu-who { min-width: auto; flex: 1; }
  .ico-file { width: auto; }
  .item-pill { height: auto; font-size: 12px; text-align: center; }
  .who-name, .who-role { font-size: 13px; width: auto; max-width: 110px; }
  .btn-detail { font-size: 12px; }
  .equip .item-thumb { width: 120px; height: 90px; }
  .equip .who-date { line-heighft: 1.2; }
  .equip .model { font-size: 13px; letter-spacing: 0; }
  .equip .item-title { line-height: 1.2; }
  
  /* QA Toolbar */
  .qa-toolbar__right { width: 100%; justify-content: flex-end; }
}

/* --- 560px 이하 (일반 스마트폰) --- */
@media (max-width: 560px) {
      .grid { grid-template-columns: repeat(2, 1fr);  }
  /* 버튼, 아이콘 등 레이아웃 조정 */
  .btn-write { padding: 0 15px; height: 32px; border-radius: 40px; font-size: 15px; letter-spacing: -0.9px; font-weight: normal; position: absolute; right: 20px; top: 60px; }
  .card__icons { display: none; }
  
  /* 뷰/상세 정보 */
  .view-badge { height: auto; padding: 0 15px; }
  .view-title { font-size: 20px; }
  .view-meta__left, .view-meta__date { font-size: 12px; }
  .view-nav { grid-template-columns: 1fr; gap: 12px; position: relative; margin-bottom: 40px; }
  .view-nav__side--prev, .view-nav__side--next { justify-content: center; position: absolute; }
  .view-nav__side--prev { left: 15px; top: 65px; }
  .view-nav__side--next { right: 15px; top: 65px; }
  .view-nav__side--next .view-nav__list { width: 100%; }
  .attach__file { font-size: 12px; word-break: break-all; }
  .attach__row { height: auto; padding: 10px 0; }
  
  /* 글쓰기 */
  .write-head__title { font-size: 32px; }
  .btn { width: 100%; }
  
  /* QA Select / 검색박스 */
  .qa-toolbar__right { justify-content: stretch; }
  .qa-select { flex: 1; }
  .qa-select select { width: 100%; min-width: 0; font-size: 12px; }
  .media-search__field { width: 120px; }

  /* 카드 내 메타 데이터 상세 디자인 (기존 하단 파편화 코드 통합) */
  .card__meta { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; }
  .badge { height: 22px; padding: 0 16px; border-radius: 32px; font-size: 13px; }
  .badge.is-paper { background: #b8a79a; border-color: #b8a79a; color: #fff; }
  .badge.is-patent { background: #fff; color: #666; }
/*  .card__icons { display: flex; gap: 8px; }*/
  .link_file:hover, .link_view:hover { opacity: 1; }
  .link_file { background: url(../images/icon/link_file.png) 50% 50% no-repeat; }
  .link_view { background: url(../images/icon/link_arrow.png) 50% 50% no-repeat; }
  .link_file, .link_view { width: 24px; height: 24px; background-size: cover; opacity: 0.5; }
  .link_file span, .link_view span { display: none; }
  .card__title { margin: 12px 0 0; font-size: 14px; }
  .card__title span { display: block; font-size: 14px; color: #999; font-weight: 400; margin-top: 5px; font-family: 'Montserrat'; }
  .card__line { margin-top: 10px; height: 1px; }
  .card__foot { margin-top: 10px; }
  .card__author { font-size: 13px; }
  .card__date { font-size: 12px; }
  .divider-inner { width: calc(100% - 0px); margin: 50px auto; height: 1px; background-color: #e5e5e5; }
}

/* --- 480px 이하 (초소형 화면) --- */
@media (max-width: 480px) {
  .item-title { font-size: 16px; }
  .btn-detail { max-width: 90px; }
  .board-item__meta .btn-detail { display: none; }
}