@charset "UTF-8";


/* ----- 스타일 가이드 ----- */
#subContents {line-height: 1.8;}


/* -- 컨텐츠 탭 -- */
.cont-sub-tab-wrap {margin-bottom: 50px; background-color: #F2F5F8; position: relative; border-radius: 10px;}
.cont-sub-tab-wrap .tab-slider {position: absolute; top:0; left: 0; bottom: 0; width: auto; background-color: #fff; border: 2px solid var(--color-tab); border-radius: 10px; z-index: 1; transform: translateX(0); transition: 0.3s ease-in-out;}
.cont-sub-tab-wrap .cont-sub-tab {display: flex; position: relative; z-index:2;}
.cont-sub-tab-wrap .cont-sub-tab  li {width:100%;}
.cont-sub-tab-wrap .cont-sub-tab li a {border: 2px solid transparent; border-radius: 10px; display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; padding: 12px 15px; font-weight: 600; font-size: 21px;color:#a8a8a8; line-height: 1.5; text-align: center; word-break: keep-all; position: relative; transition: 0.2s ease-in-out;}
.cont-sub-tab-wrap .cont-sub-tab li a:hover {color: var(--color-tab);}
.cont-sub-tab-wrap .cont-sub-tab li.active a {color: var(--color-tab);}
.tab-content {display: none;}
.tab-content.active {display: block;}


/* -- 제목, 문단-- */
.cont-tit {margin: 50px 0 30px; width: fit-content;font-size: 34px; position: relative; word-break: keep-all;}
.cont-tit:first-of-type {margin-top: 0;}
.cont-tit::after {content: ''; width: 18px; height: 18px; background:  url('../images/sub/star.svg')no-repeat center center/contain; position: relative; top: -15px; display: inline-block; margin-left: 5px;}
.cont-sub-tit {margin: 50px 0 30px; font-weight: 700; font-size: 30px;}
.cont-accent {font-size: 24px; color: #0c4689; padding-top: 7px; position: relative; margin: 40px 0 20px;}
.cont-accent::before {content: ''; width: 22px; height: 3px; background-color: #0c4689; position: absolute; top: 0; left: 0;}
.cont-desc {line-height: 1.8; margin-bottom: 20px; word-break: keep-all;}
.cont-eyebrow {display: block; margin-bottom: 50px; font-size: 30px; font-weight: 700; color: #0249B4; text-align: center;}

.cont-eyebrow {opacity: 0; transform: translateY(24px); transition: opacity 0.7s cubic-bezier(.2,.7,.2,1), transform 0.7s cubic-bezier(.2,.7,.2,1);}
.cont-eyebrow.is-active {opacity: 1; transform: translateY(0);}

@media (prefers-reduced-motion: reduce) {
    .cont-eyebrow {transition: none; opacity: 1; transform: none;}
}

/* -- 버튼 -- */
.cont-btn {display: inline-flex; align-items: center; justify-content: center; min-width: 200px; height: 64px; padding: 0 30px; border: none; border-radius: 10px; background: var(--color-primary); filter: drop-shadow(1px 4px 4px rgba(var(--color-primary-rgb), 0.25)); color: #fff; font-size: 22px; font-weight: 700; line-height: 1; text-align: center; cursor: pointer; transition: opacity 0.2s ease;}
.cont-btn span {color: #fff;}
.cont-btn img {width: 16px; max-width: 0; margin-left: 0; opacity: 0; transition: max-width 0.2s ease, margin-left 0.2s ease, opacity 0.2s ease;}
.cont-btn:hover img {max-width: 16px; margin-left: 8px; opacity: 1;}

@media (max-width: 1024px) {
    .cont-btn {height: 56px; font-size: 18px;}
}

@media (max-width: 768px) {
    .cont-btn {min-width: 160px; height: 52px; font-size: 17px;}
}


/* ----- 학회소개 - 학회 소개 (TSMCS, 궤도형) ----- */
.soc-about {width: 100%; background: #fff; overflow-x: clip;} /* 세로는 열어둠 : 상단 노드(top -65px)가 잘리지 않도록 */
.soc-about-inner {width: 100%; max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(560px, .95fr); gap: 70px; align-items: center;}
.soc-about-title {position: relative; display: inline-block; margin: 0; font-size: 42px; line-height: 1.25; font-weight: 900; word-break: keep-all;}
.soc-about-title-base {display: block; color: #d5d9e0; -webkit-text-stroke: .6px currentColor;}
.soc-about-title-fill {position: absolute; inset: 0; display: block; background: linear-gradient(90deg, var(--color-primary-dark), var(--color-primary)); -webkit-background-clip: text; background-clip: text; color: transparent; -webkit-text-fill-color: transparent; clip-path: inset(0 100% 0 0); transition: clip-path 1.4s cubic-bezier(.1,.5,.5,1);}
.soc-about-title.is-on .soc-about-title-fill {clip-path: inset(0 0 0 0);}

@media (prefers-reduced-motion: reduce) {
    .soc-about-title-fill {transition: none;}
}

.soc-about-eng {margin: 14px 0 30px; font-size: 18px; font-weight: 600; color: var(--color-gray);}
.soc-about-text p {margin: 0 0 18px; font-size: 18px; line-height: 1.85; color: #4a5568; word-break: keep-all;}
.soc-about-text p:last-child {margin-bottom: 0;}
.soc-about-text .soc-highlight {font-weight: 700; color: var(--color-primary);}
.soc-about-visual {position: relative; width: 620px; height: 620px; margin: 0 auto;}
.soc-orbit {position: absolute; left: 50%; top: 50%; border-radius: 50%; transform: translate(-50%, -50%); pointer-events: none;}
.soc-orbit-outer {width: 530px; height: 530px; border: 1px solid rgba(var(--color-primary-rgb),.22); box-shadow: 0 0 24px rgba(var(--color-primary-rgb),.08);}
.soc-orbit-inner {width: 430px; height: 430px; border: 1px solid rgba(76,95,224,.20); box-shadow: 0 0 18px rgba(76,95,224,.07);}
.soc-orbit-motion {position: absolute; left: 50%; top: 50%; border-radius: 50%; pointer-events: none;}
.soc-orbit-motion-01 {width: 530px; height: 530px; margin-left: -265px; margin-top: -265px; animation: socOrbitRotate 18s linear infinite;}
.soc-orbit-motion-02 {width: 530px; height: 530px; margin-left: -265px; margin-top: -265px; animation: socOrbitRotate 25s linear infinite reverse;}
.soc-orbit-motion-03 {width: 430px; height: 430px; margin-left: -215px; margin-top: -215px; animation: socOrbitRotate 14s linear infinite;}
.soc-orbit-motion-02 {transform: rotate(120deg);}
.soc-orbit-motion-03 {transform: rotate(230deg);}
.soc-orbit-motion-01 {animation-delay: 0s;}
.soc-orbit-motion-02 {animation-delay: -9s;}
.soc-orbit-motion-03 {animation-delay: -5s;}

.soc-orbit-dot {position: absolute; right: -6px; top: 50%; width: 12px; height: 12px; margin-top: -6px; border-radius: 50%; background: var(--color-primary); box-shadow: 0 0 0 5px rgba(255,255,255,.9), 0 3px 10px rgba(18,32,63,.18);}

@keyframes socOrbitRotate {
    from {transform: rotate(0deg);}
    to {transform: rotate(360deg);}
}

@media (prefers-reduced-motion: reduce) {
    .soc-orbit-motion-01,
    .soc-orbit-motion-02,
    .soc-orbit-motion-03 {animation: none;}
}

.soc-center {position: absolute; z-index: 5; left: 50%; top: 50%; width: 245px; height: 245px; transform: translate(-50%, -50%); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; box-sizing: border-box; padding: 20px; border-radius: 50%; background: linear-gradient(165deg, #fff 0%, #f4f8ff 100%); border: 1px solid rgba(var(--color-primary-rgb),.25); box-shadow: inset 0 3px 8px rgba(255,255,255,.9), inset 0 -6px 14px rgba(18,32,63,.05), 0 0 0 18px rgba(var(--color-primary-rgb),.10), 0 0 0 38px rgba(var(--color-primary-rgb),.045), 0 20px 50px rgba(18,32,63,.10);}
.soc-center img {display: block; width: 110px; height: auto; filter: drop-shadow(0 6px 10px rgba(18,32,63,.12));}
.soc-center-eng {margin: 0; font-size: 18px; font-weight: 600; color: var(--color-gray); text-align: center; word-break: keep-all;}
.soc-node {position: absolute; z-index: 10;}
.soc-node-circle {position: relative; width: 190px; height: 190px; display: flex; flex-direction: column; align-items: center; justify-content: center; box-sizing: border-box; border-radius: 50%; color: var(--color-ink); background: #fff; border: 2px solid rgba(var(--node-tint), .85); box-shadow: inset 0 4px 10px rgba(255,255,255,.95), inset 0 -10px 18px rgba(18,32,63,.06), 0 0 0 6px rgba(var(--node-tint), .12), 0 18px 32px rgba(var(--node-tint), .22), 0 6px 16px rgba(18,32,63,.08);}
.soc-node-circle img {position: relative; z-index: 1; width: 50px; height: 50px; margin-bottom: 17px; object-fit: contain;}
.soc-node-circle strong {position: relative; z-index: 1; font-size: 18px; line-height: 1.45; font-weight: 700; text-align: center; color: var(--color-ink);}
.soc-node-01 {left: 50%; top: -65px; transform: translateX(-50%); --node-tint: var(--color-primary-rgb);}
.soc-node-02 {left: 5px; bottom: 10px; --node-tint: 37, 99, 235;}
.soc-node-03 {right: 5px; bottom: 10px; --node-tint: 14, 165, 233;}
.soc-node::before {content: ''; position: absolute; z-index: -1; width: 55px; height: 2px; background: var(--color-primary);}
.soc-node-01::before {left: 50%; top: 100%; width: 2px; height: 46px; transform: translateX(-50%);}
.soc-node-02::before {right: -30px; top: 30px; transform: rotate(-42deg); transform-origin: left center;}
.soc-node-03::before {left: -30px; top: 30px; transform: rotate(42deg); transform-origin: right center;}

@media (min-width: 1201px) and (max-width: 1440px) {
    .soc-about-visual {zoom: .88;}
}

@media (max-width: 1200px) {
    .soc-about-inner {grid-template-columns: 1fr;}
    .soc-about-visual {order: -1; margin-top: 65px; margin-bottom: 30px;}
}

@media (max-width: 768px) {
    .soc-about-title {font-size: 22px;}
    .soc-about-text p {font-size: 18px; line-height: 1.8;}
    .soc-about-visual {width: 340px; height: 340px; transform: scale(.9); transform-origin: center top;}
    .soc-orbit-outer {width: 320px; height: 320px;}
    .soc-orbit-inner {width: 270px; height: 270px;}
    .soc-orbit-motion-01,
    .soc-orbit-motion-02 {width: 320px; height: 320px; margin-left: -160px; margin-top: -160px;}
    .soc-orbit-motion-03 {width: 270px; height: 270px; margin-left: -135px; margin-top: -135px;}
    .soc-center {width: 145px; height: 145px; padding: 12px; gap: 6px; box-shadow: 0 0 0 12px rgba(var(--color-primary-rgb),.10), 0 0 0 25px rgba(var(--color-primary-rgb),.045);}
    .soc-center img {width: 60px;}
    .soc-center-eng {font-size: 11px;}
    .soc-node-circle {width: 110px; height: 110px;}
    .soc-node-circle img {width: 32px; height: 32px; margin-bottom: 8px;}
    .soc-node-circle strong {font-size: 13px;}
}

/* ----- 학회소개 - 인사말 ----- */
.greeting-wrap {position: relative; display: flex; align-items: flex-start; gap: 90px;}
.greeting-bg {position: absolute; top: 0; bottom: 0; left: 50%; width: 100vw; margin-left: -50vw; z-index: 0; overflow: visible; pointer-events: none;}
.greeting-bg img {position: absolute; top: 0; right: 0; height: 100%; width: auto; max-width: none; object-fit: contain; object-position: right center; -webkit-mask-image: linear-gradient(to bottom, transparent 0%, #000 10%, #000 90%, transparent 100%); mask-image: linear-gradient(to bottom, transparent 0%, #000 10%, #000 90%, transparent 100%);}
.greeting-photo,
.greeting-text {position: relative; z-index: 1;}
.greeting-photo {flex-shrink: 0; width: 380px;}
.greeting-photo-visual {position: relative;}
.greeting-photo-visual::before {content: ''; position: absolute; top: -20px; left: 20px; right: -20px; bottom: 20px; background-color: rgba(var(--color-primary-rgb), .08); border-radius: 20px 90px 20px 20px; z-index: 0;}
.greeting-photo-frame {position: relative; z-index: 1; width: 100%; aspect-ratio: 380 / 460; border-radius: 20px 90px 20px 20px; overflow: hidden; background: #eef1f6;}
.greeting-photo-frame img {display: block; width: 100%; height: 100%; object-fit: cover; object-position: center 25%;}
.greeting-photo-info {margin-top: 30px; padding-top: 24px; border-top: 1px solid #e5e5e5;}
.greeting-photo-org {font-size: 20px; font-weight: 700; color: var(--color-ink);}
.greeting-photo-eng {display: block; margin-top: 6px; font-size: 18px; font-weight: 500; line-height: 1.6; color: var(--color-gray);}
.greeting-photo-rule {display: block; width: 26px; height: 2px; margin: 16px 0; background-color: var(--color-primary);}
.greeting-photo-name {display: block; font-size: 26px; font-weight: 800; color: var(--color-primary-dark);}
.greeting-text {flex: 1; min-width: 0; padding-top: 6px;}
.greeting-tit {font-size: 38px; font-weight: 800; line-height: 1.4; color: var(--color-ink); margin-bottom: 44px; word-break: keep-all;}
.greeting-tit span {display: block; color: var(--color-primary);}
.greeting-desc p {font-size: 20px; line-height: 1.9; color: #444; margin-bottom: 22px; word-break: keep-all;}
.greeting-desc p:last-child {margin-bottom: 0;}
.greeting-sign {margin-top: 50px; padding-top: 30px; border-top: 1px solid #e5e5e5; text-align: right;}
.sign-wrap {display: flex; align-items: flex-end; justify-content: flex-end; gap: 8px;}
.greeting-sign-suffix {font-size: 20px; font-weight: 700; color: var(--color-ink);}

.signature {line-height: 0; display: inline-block;}
.signature svg {width: 195px; height: auto; overflow: visible; transform: translateY(4px);}
.signature svg text {font-size: 3.9rem; font-weight: 700; stroke-width: 1.4px; stroke: var(--color-ink); fill: transparent; stroke-dasharray: 600; stroke-dashoffset: 600;}

@keyframes signStroke {
    0% {stroke-dashoffset: 600;}
    80% {fill: var(--color-ink);}
    100% {stroke-dashoffset: 0; fill: var(--color-ink);}
}

.greeting-bg img,
.greeting-photo,
.greeting-tit,
.greeting-desc p,
.greeting-sign {opacity: 0; transform: translateY(30px); transition: opacity .7s cubic-bezier(.16,1,.3,1), transform .7s cubic-bezier(.16,1,.3,1);}
.greeting-photo {transform: translateX(-36px);}
.greeting-bg img {transform: none; transition: opacity .8s ease;}

.greeting-wrap.is-active .greeting-bg img {opacity: .16;}
.greeting-wrap.is-active .greeting-photo,
.greeting-wrap.is-active .greeting-tit,
.greeting-wrap.is-active .greeting-desc p,
.greeting-wrap.is-active .greeting-sign {opacity: 1; transform: none;}

.greeting-wrap.is-active .greeting-bg img {transition-delay: 0s;}
.greeting-wrap.is-active .greeting-photo {transition-delay: 0s;}
.greeting-wrap.is-active .greeting-tit {transition-delay: .1s;}
.greeting-wrap.is-active .greeting-desc p:nth-child(1) {transition-delay: .15s;}
.greeting-wrap.is-active .greeting-desc p:nth-child(2) {transition-delay: .19s;}
.greeting-wrap.is-active .greeting-desc p:nth-child(3) {transition-delay: .23s;}
.greeting-wrap.is-active .greeting-desc p:nth-child(4) {transition-delay: .27s;}
.greeting-wrap.is-active .greeting-desc p:nth-child(5) {transition-delay: .31s;}
.greeting-wrap.is-active .greeting-desc p:nth-child(6) {transition-delay: .35s;}
.greeting-wrap.is-active .greeting-desc p:nth-child(7) {transition-delay: .39s;}
.greeting-wrap.is-active .greeting-sign {transition-delay: .45s;}
.greeting-wrap.is-active .signature svg text {animation: signStroke 1.1s ease forwards;}
.greeting-wrap.is-active .signature svg text:nth-child(1) {animation-delay: 1.1s;}
.greeting-wrap.is-active .signature svg text:nth-child(2) {animation-delay: 1.4s;}
.greeting-wrap.is-active .signature svg text:nth-child(3) {animation-delay: 1.7s;}

@media (prefers-reduced-motion: reduce) {
    .greeting-bg img,
    .greeting-photo,
    .greeting-tit,
    .greeting-desc p,
    .greeting-sign {transition: none; opacity: 1; transform: none;}
    .greeting-bg img {opacity: .16;}
    .signature svg text {animation: none; stroke-dashoffset: 0; fill: var(--color-ink);}
}

@media (max-width: 1200px) {
    .greeting-wrap {gap: 60px;}
    .greeting-photo {width: 320px;}
    .greeting-tit {font-size: 32px; margin-bottom: 36px;}
}

@media (max-width: 1024px) {
    .greeting-wrap {flex-direction: column; align-items: center; gap: 32px;}
    .greeting-photo {width: 100%; max-width: 320px;}
    .greeting-photo-info {margin-top: 20px; padding-top: 16px; text-align: center;}
    .greeting-photo-org {font-size: 18px;}
    .greeting-photo-rule {margin: 10px auto;}
    .greeting-photo-name {font-size: 22px;}
    .greeting-text {width: 100%;}
    .greeting-tit {text-align: center;}
    .greeting-sign {margin-top: 32px; padding-top: 20px; text-align: center;}
    .sign-wrap {justify-content: center;}
}

@media (max-width: 1024px) {
    .greeting-bg {display: none;}
}

@media (max-width: 600px) {
    .greeting-wrap {gap: 24px;}
    .greeting-photo-info {margin-top: 14px; padding-top: 12px;}
    .greeting-photo-rule {margin: 8px auto;}
    .greeting-photo-name {font-size: 20px;}
    .greeting-tit {font-size: 25px; margin-bottom: 22px;}
    .greeting-desc p {font-size: 18px; line-height: 1.8; margin-bottom: 14px;}
    .greeting-sign {margin-top: 22px; padding-top: 14px;}
    .sign-wrap {gap: 6px;}
    .greeting-sign-suffix {font-size: 18px;}
    .signature svg {width: 150px;}
    .signature svg text {font-size: 3rem;}
}

/* ----- 학회소개 - 연혁 ----- */
.history-wrap {position: relative; max-width: 1200px; margin: 0 auto;}
.history-watermark {position: sticky; top: 45vh; z-index: 0; display: block; height: 0; overflow: visible; text-align: center; font-size: 200px; font-weight: 800; line-height: 1; color: var(--color-primary); opacity: .05; white-space: nowrap; pointer-events: none; transform: translateY(-50%);}
.history-head {position: relative; z-index: 1; margin-bottom: 150px; text-align: center;}
.history-tit {font-size: 40px; font-weight: 800; line-height: 1.4; color: var(--color-ink); margin-bottom: 20px; word-break: keep-all;}
.history-desc {font-size: 20px; line-height: 1.8; color: #666; word-break: keep-all;}
.history-timeline {position: relative; z-index: 1;}
.history-year {display: flex; align-items: flex-start; gap: 50px;}
.history-year + .history-year {margin-top: 100px;}
.history-year-num {flex-shrink: 0; width: 150px; padding-top: 4px; font-size: 44px; font-weight: 800; color: var(--color-ink);}
.history-items {position: relative; flex: 1; min-width: 0;}
.history-items::before {content: ''; position: absolute; left: 11px; top: 14px; bottom: 14px; width: 2px; background: #e2e6ee;}
.history-row {display: flex; align-items: flex-start; gap: 28px;}
.history-dot-col {position: relative; z-index: 1; flex-shrink: 0; width: 24px; display: flex; justify-content: center; padding-top: 6px;}
.history-item-dot {position: relative; display: block; width: 10px; height: 10px; margin-top: 6px; border-radius: 50%; background: #fff; border: 2px solid var(--color-primary); transition: background-color .5s ease, transform .5s cubic-bezier(.22, 1, .36, 1);}
.history-item-dot.is-filled {background: var(--color-primary); transform: scale(1.15);}
.history-item-dot.is-filled::after {content: ''; position: absolute; inset: -6px; border-radius: 50%; background: rgba(var(--color-primary-rgb), .3); animation: historyBulletRipple .9s cubic-bezier(.16, 1, .3, 1);}

@keyframes historyBulletRipple {
    0% {transform: scale(.15); opacity: .6;}
    55% {opacity: .28;}
    100% {transform: scale(2.6); opacity: 0;}
}

@media (prefers-reduced-motion: reduce) {
    .history-item-dot.is-filled::after {animation: none; opacity: 0;}
}

.history-item-row {flex: 1; min-width: 0; display: flex; align-items: flex-start; justify-content: space-between; gap: 40px; padding-bottom: 36px; margin-bottom: 36px;}
.history-item:last-child .history-item-row {padding-bottom: 0; margin-bottom: 0;}

.history-item-body {flex: 1; min-width: 0;}
.history-item-head {display: flex; align-items: baseline; gap: 18px;}
.history-item-date {flex-shrink: 0; width: 56px; font-size: 18px; font-weight: 700; color: var(--color-gray);}
.history-item-tit {font-size: 24px; font-weight: 800; line-height: 1.5; color: var(--color-ink); word-break: keep-all;}

.history-item-list {margin-top: 14px; margin-left: 74px; display: flex; flex-direction: column; gap: 8px;}
.history-item-list li {position: relative; padding-left: 16px; font-size: 18px; line-height: 1.6; color: #666; word-break: keep-all;}
.history-item-list li::before {content: '-'; position: absolute; left: 0; top: 0; color: #b7bfcc;}

@media (max-width: 1200px) {
    .history-watermark {font-size: min(150px, 16vw);}
    .history-tit {font-size: 34px;}
    .history-year {gap: 32px;}
    .history-year-num {width: 110px; font-size: 38px;}
}

@media (max-width: 768px) {
    .history-wrap {padding: 0 20px;}
    .history-watermark {font-size: 16vw;}
    .history-head {margin-bottom: 50px;}
    .history-tit {font-size: 28px;}
    .history-desc {font-size: 18px;}
    .history-year {flex-direction: column; gap: 16px;}
    .history-year + .history-year {margin-top: 40px;}
    .history-year-num {width: auto; font-size: 30px;}
    .history-row {gap: 18px;}
    .history-dot-col {width: 18px;}
    .history-items::before {left: 8px;}
    .history-item-head {flex-wrap: wrap; gap: 8px;}
    .history-item-tit {font-size: 20px;}
    .history-item-list {margin-left: 0;}
    .history-item-row {padding-bottom: 28px; margin-bottom: 28px;}
}

/* ----- 학회소개 - 조직도 ----- */
.org-wrap {position: relative; --line: #dbe1ec;}
.org-head {position: relative; z-index: 2; margin-bottom: 60px;}
.org-head-tit {position: relative; padding-left: 16px; font-size: 30px; font-weight: 800; color: #2a2a2a; text-align: left;}
.org-head-tit::before {content: ''; position: absolute; left: 0; top: 5px; bottom: 5px; width: 5px; border-radius: 3px; background: var(--color-primary);}
.org {position: relative; padding: 10px 0 0;}
.org .org-row {display: flex; justify-content: center; position: relative; z-index: 1;}
.org .org-item {position: relative;}
.org .org-box {display: inline-flex; flex-direction: column; justify-content: center; align-items: center; min-width: 220px; padding: 16px 22px; border-radius: 12px; font-size: 20px; font-weight: 700; line-height: 1.35; white-space: nowrap; box-shadow: 0 6px 16px rgba(18,32,63,.10);}
.org .org-vline {display: block; width: 2px; height: 40px; margin: 0 auto; background: var(--line);}
.org .org-ceo-row .org-item {width: 150px; height: 150px;}
.org .org-ceo-row .org-item::before,
.org .org-ceo-row .org-item::after {content: ''; position: absolute; inset: 0; border-radius: 50%; background: rgba(var(--color-primary-rgb),.35); animation: orgCeoPulse 2.4s cubic-bezier(.2,.7,.2,1) infinite; pointer-events: none; z-index: 0;}
.org .org-ceo-row .org-item::after {animation-delay: 1.2s;}
.org .org-ceo-row .org-circle {position: relative; z-index: 1; width: 100%; height: 100%; border-radius: 50%; background: var(--color-ink); box-shadow: 0 10px 24px rgba(18,32,63,.14); display: flex; flex-direction: column; align-items: center; justify-content: center;}
.org .org-ceo-row .org-circle .org-tit {font-size: 20px; font-weight: 800; color: #fff;}
.org .org-ceo-row .org-circle .org-name {margin-top: 4px; font-size: 18px; font-weight: 600; color: #fff;}

@keyframes orgCeoPulse {
    0% {transform: scale(1); opacity: .55;}
    100% {transform: scale(1.5); opacity: 0;}
}

@media (prefers-reduced-motion: reduce) {
    .org .org-ceo-row .org-item::before,
    .org .org-ceo-row .org-item::after {animation: none; opacity: 0;}
}

.org .org-vice-row .org-box {background: var(--color-primary); color: #fff;}
.org .org-vice-row .org-name {display: block; margin-top: 2px; font-size: 18px; font-weight: 500; color: #fff; opacity: .85;}
.org .org-board-row {position: relative; width: 100%; min-height: 150px;}
.org .org-board-row .org-group {position: relative; width: 100%; height: 100%;}
.org .org-board-row::before {content: ''; position: absolute; top: 0; bottom: 0; left: 50%; width: 2px; background: var(--line); transform: translateX(-50%); z-index: 0;}
.org .org-board-row .org-board {position: absolute; top: 0; left: 50%; transform: translateX(-50%); z-index: 1;}
.org .org-board-row .org-hline {position: absolute; top: 29px; left: 50%; width: 170px; height: 1px; background: var(--line); z-index: 0;}
.org .org-board-row .org-audit {position: absolute; top: 0; left: calc(50% + 170px); text-align: left; z-index: 1;}
.org .org-board-row .org-audit .org-desc {margin-top: 10px;}
.org .org-board-row .org-board .org-box,
.org .org-board-row .org-audit .org-box {background: #12abff; color: #fff;}
.org .org-work-list {list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 4px;}
.org .org-work-list li {position: relative; padding-left: 12px; font-size: 18px; font-weight: 600; color: #4a5568; white-space: nowrap;}
.org .org-work-list li::before {content: ''; position: absolute; left: 0; top: 50%; width: 4px; height: 4px; border-radius: 50%; background: var(--color-gray); transform: translateY(-50%);}
.org .org-bottom-row {position: relative; padding-top: 44px; --cols: 8; --col-gap: 16px;}
.org .org-bottom-row .org-group {display: grid; width: 100%; grid-template-columns: repeat(var(--cols), minmax(0, 1fr)); gap: var(--col-gap); position: relative;}
.org .org-bottom-row .org-group::before {content: ''; position: absolute; top: -44px; left: calc((100% - (var(--cols) - 1) * var(--col-gap)) / (2 * var(--cols))); right: calc((100% - (var(--cols) - 1) * var(--col-gap)) / (2 * var(--cols))); height: 1px; background: var(--line);}
.org .org-bottom-row .org-item::before {content: ''; position: absolute; top: -44px; left: 50%; width: 1px; height: 44px; background: var(--line); transform: translateX(-50%);}
.org .org-bottom-row .org-item {height: 100%;}
.org .org-bottom-row .org-item .org-card {height: 100%; display: flex; flex-direction: column; gap: 12px;}
.org .org-bottom-row .org-item .org-box {display: flex; flex-direction: column; align-items: center; justify-content: center; width: 100%; min-width: 0; min-height: 90px; padding: 12px 10px; border-radius: 14px; font-size: 20px; text-align: center; border: 0; background: #E9F6FF; color: var(--color-ink); box-shadow: none;}
.org .org-bottom-row .org-desc {flex: 1; background: #fff; border: 1px solid #e6eaf2; border-radius: 16px; box-shadow: none; padding: 16px 14px 20px;}
.org .org-person {display: flex; flex-direction: column; align-items: center; gap: 2px;}
.org .org-person + .org-person {margin-top: 12px;}
.org .org-person strong {font-size: 20px; font-weight: 800; color: #2a2a2a;}
.org .org-person span {font-size: 18px; font-weight: 400; color: var(--color-gray);}
@keyframes orgInTop {from {opacity: 0; transform: translateY(-26px);} to {opacity: 1; transform: none;}}
@keyframes orgInBottom {from {opacity: 0; transform: translateY(26px);} to {opacity: 1; transform: none;}}
@keyframes orgInLeft {from {opacity: 0; transform: translateX(-36px);} to {opacity: 1; transform: none;}}
@keyframes orgInRight {from {opacity: 0; transform: translateX(36px);} to {opacity: 1; transform: none;}}
@keyframes orgFadeLine {from {opacity: 0;} to {opacity: 1;}}
@keyframes orgBoardIn {from {opacity: 0; transform: translate(-50%, -26px);} to {opacity: 1; transform: translate(-50%, 0);}}
.org .org-ceo-row {animation: orgInTop .6s cubic-bezier(.2, .7, .2, 1) both;}
.org .org-vline:nth-of-type(1) {animation: orgFadeLine .3s ease .35s both;}
.org .org-vice-row {animation: orgInLeft .6s cubic-bezier(.2, .7, .2, 1) .5s both;}
.org .org-vline:nth-of-type(2) {animation: orgFadeLine .3s ease .85s both;}
.org .org-board-row::before {animation: orgFadeLine .3s ease .85s both;}
.org .org-board-row .org-board {animation: orgBoardIn .6s cubic-bezier(.2, .7, .2, 1) 1s both;}
.org .org-board-row .org-hline {animation: orgFadeLine .3s ease 1.05s both;}
.org .org-board-row .org-audit {animation: orgInRight .6s cubic-bezier(.2, .7, .2, 1) 1.15s both;}
.org .org-vline:nth-of-type(3) {animation: orgFadeLine .3s ease 1.4s both;}
.org .org-bottom-row .org-group::before {animation: orgFadeLine .3s ease 1.4s both;}
.org .org-bottom-row .org-item::before {animation: orgFadeLine .3s ease 1.4s both;}
.org .org-bottom-row .org-item {animation: orgInBottom .55s cubic-bezier(.2, .7, .2, 1) 1.55s both;}

@media (prefers-reduced-motion: reduce) {
    .org .org-ceo-row,
    .org .org-vline,
    .org .org-vice-row,
    .org .org-board-row::before,
    .org .org-board-row .org-hline,
    .org .org-board-row .org-audit,
    .org .org-bottom-row .org-group::before,
    .org .org-bottom-row .org-item,
    .org .org-bottom-row .org-item::before {animation: none; opacity: 1; transform: none;}
    .org .org-board-row .org-board {animation: none; opacity: 1; transform: translateX(-50%);}
}

@media all and (max-width: 1200px) {
    .org .org-bottom-row {--cols: 4;}
    .org .org-bottom-row .org-group {row-gap: 44px;}
}

@media all and (max-width: 1023px) {
    .org-wrap {--line: transparent;}
    .org .org-bottom-row .org-item::before {display: none;}
    .org .org-vline {height: 24px;}
    .org .org-box {min-width: 180px; font-size: 18px; padding: 13px 18px;}
    .org .org-ceo-row .org-item {width: 120px; height: 120px;}
    .org .org-ceo-row .org-circle .org-tit {font-size: 18px;}
    .org .org-board-row {min-height: 0;}
    .org .org-board-row::before {display: none;}
    .org .org-board-row .org-group {display: flex; flex-direction: column; align-items: center;}
    .org .org-board-row .org-board,
    .org .org-board-row .org-audit {position: static;}
    .org .org-board-row .org-board {animation-name: orgInTop;}
    .org .org-board-row .org-hline {position: static; width: 1px; height: 16px; margin: 0 auto;}
    .org .org-board-row .org-audit {margin-top: 0; text-align: center;}
    .org .org-board-row .org-audit .org-desc {margin-top: 8px;}
    .org .org-work-list li {white-space: normal; padding-left: 0;}
    .org .org-work-list li::before {position: static; display: inline-block; margin-right: 6px; transform: none; vertical-align: middle;}
    .org .org-bottom-row .org-item .org-box {font-size: 18px;}
}

@media all and (max-width: 767px) {
    .org-head-tit {font-size: 24px;}
    .org .org-vice-row .org-item,
    .org .org-board-row .org-board,
    .org .org-board-row .org-audit {width: 100%; max-width: 320px; margin-left: auto; margin-right: auto;}
    .org .org-vice-row .org-box,
    .org .org-board-row .org-box {width: 100%; min-width: 0;}
    .org .org-ceo-row .org-item {width: 140px; height: 140px;}
    .org .org-ceo-row .org-circle .org-tit {font-size: 20px;}
    .org .org-ceo-row .org-circle .org-name {font-size: 18px;}
    .org .org-bottom-row {padding-top: 0;}
    .org .org-bottom-row .org-group {display: flex; flex-direction: column; gap: 30px;}
    .org .org-bottom-row .org-item {max-width: 320px; margin: 0 auto; width: 100%;}
    .org .org-bottom-row .org-item::before {top: -30px; height: 30px;}
}


/* ----- 학회소개 - 기술분과 ----- */
.tech-wrap {position: relative; margin-top: 90px; --line: #dbe1ec;}
.tech-division {width: 100%;}
.tech-row {display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 40px; padding: 42px 0; border-bottom: 1px dotted var(--line);}
.tech-row:first-child {border-top: 1px solid var(--line);}
.tech-category {display: flex; align-items: flex-start; padding-top: 24px;}
.tech-category strong {display: block; font-size: 25px; line-height: 1.3; font-weight: 700; color: #2a2a2a;}
.tech-content {min-width: 0;}
.division-row {display: grid; grid-template-columns: minmax(220px, 30%) 54px minmax(0, 1fr); align-items: stretch;}
.division-row + .division-row {margin-top: 18px;}
.division-title {position: relative; display: flex; flex-direction: column; justify-content: center; min-height: 120px; padding: 24px 30px; border-radius: 16px; background: #fff; border: 2px solid rgba(var(--color-primary-rgb), .25); box-shadow: 0 6px 16px rgba(18,32,63,.06); color: var(--color-ink);}
.division-title > strong {font-size: 20px; line-height: 1.4; font-weight: 700; color: var(--color-ink);}
.division-title p {margin: 10px 0 0; font-size: 18px; line-height: 1.5; color: #4a5568;}
.division-title p span {margin-right: 10px; font-weight: 600; color: var(--color-primary);}
.division-arrow {position: relative; display: flex; align-items: center; justify-content: space-between;}
.division-arrow .arrow-dot {width: 4px; height: 4px; border-radius: 50%; background: var(--color-primary); opacity: .25; animation: arrowDotWave 1.2s ease-in-out infinite;}
.division-arrow .arrow-dot:nth-child(1) {animation-delay: 0s;}
.division-arrow .arrow-dot:nth-child(2) {animation-delay: .15s;}
.division-arrow .arrow-dot:nth-child(3) {animation-delay: .3s;}
.division-arrow .arrow-dot:nth-child(4) {animation-delay: .45s;}
.division-arrow .arrow-dot:nth-child(5) {animation-delay: .6s;}

@keyframes arrowDotWave {
    0%, 100% {opacity: .25; transform: scale(1);}
    50% {opacity: 1; transform: scale(1.3);}
}

@media (prefers-reduced-motion: reduce) {
    .division-arrow .arrow-dot {animation: none; opacity: .6;}
}

.division-items {display: grid; gap: 12px;}
.division-items--2 {grid-template-columns: repeat(2, minmax(0, 1fr));}
.division-items--4 {grid-template-columns: repeat(4, minmax(0, 1fr));}
.division-item {display: flex; flex-direction: column; justify-content: center; min-height: 120px; padding: 22px 26px; border-radius: 15px; background: #E9F6FF; box-sizing: border-box;}
.division-item strong {display: block; margin-bottom: 7px; font-size: 18px; line-height: 1.4; font-weight: 700; color: var(--color-primary-dark);}
.division-item p {margin: 0; font-size: 18px; line-height: 1.65; color: #4a5568;}
.tech-row .tech-category,
.tech-row .tech-content {opacity: 0; transition: opacity .8s cubic-bezier(.2, .7, .2, 1), transform .8s cubic-bezier(.2, .7, .2, 1);}
.tech-row .tech-category {transform: translateX(-30px);}
.tech-row .tech-content {transform: translateX(40px);}
.tech-row.is-active .tech-category {opacity: 1; transform: none; transition-delay: 0s;}
.tech-row.is-active .tech-content {opacity: 1; transform: none; transition-delay: .3s;}

@media (prefers-reduced-motion: reduce) {
    .tech-row .tech-category,
    .tech-row .tech-content {opacity: 1; transform: none; transition: none;}
}

@media all and (max-width: 1200px) {
    .tech-row {grid-template-columns: 140px minmax(0, 1fr); gap: 25px;}
    .tech-category strong {font-size: 22px;}
    .division-row {grid-template-columns: minmax(180px, 30%) 40px minmax(0, 1fr);}
    .division-title {padding: 20px 22px;}
    .division-title > strong {font-size: 18px;}
    .division-title p {font-size: 16px;}
    .division-items--4 {grid-template-columns: repeat(2, minmax(0, 1fr));}
    .division-item {padding: 18px 20px;}
    .division-item strong {font-size: 16px;}
    .division-item p {font-size: 16px;}
}

@media all and (max-width: 900px) {
    .tech-wrap {margin-top: 60px;}
    .tech-row {display: block; padding: 32px 0;}
    .tech-category {padding: 0 0 20px;}
    .tech-category strong {font-size: 22px;}
    .division-row {display: block;}
    .division-row + .division-row {margin-top: 28px;}
    .division-title {min-height: auto; padding: 20px 22px; border-radius: 18px;}
    .division-arrow {display: none;}
    .division-items {margin-top: 10px;}
    .division-items--2,
    .division-items--4 {grid-template-columns: repeat(2, minmax(0, 1fr));}
    .division-item {min-height: 110px; padding: 18px; border-radius: 12px;}
}

@media all and (max-width: 480px) {
    .division-items--2,
    .division-items--4 {grid-template-columns: 1fr;}
    .division-item {min-height: auto;}
}

/* ----- 학회소개 - 이사회 명단 ----- */
.board-grid {display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px 40px;}
.board-card {position: relative; box-sizing: border-box; display: flex; align-items: flex-start; gap: 28px; padding: 32px; border: 1px solid #ddd; border-radius: 20px; background: #fff; box-shadow: 8px 8px 0 #e0e0e0; overflow: hidden;}
.board-card::after {content: 'ksmcs'; position: absolute; right: 20px; bottom: -6px; z-index: 0; color: #f4f4f4; font-size: 84px; font-weight: 800; font-style: italic; line-height: 1; letter-spacing: -.02em; white-space: nowrap; pointer-events: none; user-select: none;}
.board-photo, .board-body {position: relative; z-index: 1;}
.board-photo {flex-shrink: 0; width: 180px; aspect-ratio: 3 / 4; overflow: hidden; border-radius: 14px; background: #eef1f6;}
.board-photo img {width: 100%; height: 100%; object-fit: cover; object-position: center top;}
.board-photo.no-photo {display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; color: var(--color-gray);}
.board-photo.no-photo .bi {font-size: 40px;}
.board-photo.no-photo span {font-size: 14px; text-align: center; word-break: keep-all;}
.board-body {flex: 1; min-width: 0;}
.board-title {display: flex; align-items: baseline; flex-wrap: wrap; gap: 10px; margin-top: 8px;}
.board-name {color: #000; font-size: 26px; font-weight: 800; line-height: 1.3; letter-spacing: -.02em;}
.board-role {color: var(--color-primary); font-size: 17px; font-weight: 700;}
.board-line {width: 100%; height: 0; margin-top: 16px; border-top: 1px dashed #bbb; background: none;}
.board-meta {margin-top: 20px; display: flex; flex-direction: column; gap: 12px;}
.board-meta li {display: flex; flex-wrap: nowrap; align-items: flex-start; gap: 12px; font-size: 17px; line-height: 1.6;}
.board-meta li b {flex-shrink: 0; display: flex; align-items: center; gap: 6px; width: 104px; padding: 0; border: 0; border-radius: 0; color: #333; font-size: 17px; font-weight: 700; text-align: left;}
.board-meta li b::before {content: ''; flex-shrink: 0; width: 18px; height: 18px; background: #777;}
.board-meta li:nth-child(1) b::before {mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 21h18M5 21V7l7-4 7 4v14M9 9h1M14 9h1M9 13h1M14 13h1M10 21v-4h4v4'/%3E%3C/svg%3E") no-repeat center / contain; -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 21h18M5 21V7l7-4 7 4v14M9 9h1M14 9h1M9 13h1M14 13h1M10 21v-4h4v4'/%3E%3C/svg%3E") no-repeat center / contain;}
.board-meta li:nth-child(2) b::before {mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M9 3h6M10 3v6l-5 9a2 2 0 0 0 1.8 3h10.4a2 2 0 0 0 1.8-3l-5-9V3'/%3E%3C/svg%3E") no-repeat center / contain; -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M9 3h6M10 3v6l-5 9a2 2 0 0 0 1.8 3h10.4a2 2 0 0 0 1.8-3l-5-9V3'/%3E%3C/svg%3E") no-repeat center / contain;}
.board-meta li:nth-child(3) b::before {mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='5' width='18' height='14' rx='2'/%3E%3Cpath d='m3 7 9 6 9-6'/%3E%3C/svg%3E") no-repeat center / contain; -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='5' width='18' height='14' rx='2'/%3E%3Cpath d='m3 7 9 6 9-6'/%3E%3C/svg%3E") no-repeat center / contain;}
.board-meta li span {flex: 1; min-width: 0; color: #444; word-break: keep-all;}
.board-meta li a {flex: 1; min-width: 0; color: #444; text-decoration: none; word-break: break-all;}
.board-meta li a:hover {color: var(--color-primary-dark); text-decoration: underline;}
.board-wrap.reveal-ready .board-card {opacity: 0; transition: opacity 1.1s cubic-bezier(.2, .7, .2, 1), transform 1.1s cubic-bezier(.2, .7, .2, 1);}
.board-wrap.reveal-ready .board-card:nth-child(odd) {transform: translateX(-44px);}
.board-wrap.reveal-ready .board-card:nth-child(even) {transform: translateX(44px);}
.board-wrap.reveal-ready .board-card.is-active {opacity: 1; transform: none;}
.board-wrap.reveal-ready .board-card:nth-child(even).is-active {transition-delay: .15s;}

@media (max-width: 900px) {
    .board-wrap.reveal-ready .board-card:nth-child(odd),
    .board-wrap.reveal-ready .board-card:nth-child(even) {transform: translateY(28px);}
    .board-wrap.reveal-ready .board-card:nth-child(even).is-active {transition-delay: 0s;}
}

@media (prefers-reduced-motion: reduce) {
    .board-wrap.reveal-ready .board-card {transition: none; opacity: 1; transform: none;}
}

@media (max-width: 1024px) {
    .board-photo {width: 150px;}
}
@media (min-width: 901px) and (max-width: 1280px) {
    .board-card {flex-direction: column; align-items: center; gap: 22px;}
    .board-photo {width: 150px;}
    .board-body {width: 100%;}
    .board-title {flex-direction: column; align-items: center; gap: 4px; margin-top: 0; text-align: center;}
}

@media (max-width: 900px) {
    .board-grid {grid-template-columns: 1fr; gap: 24px;}
}

@media (max-width: 767px) {
    .board-card {padding: 20px; gap: 16px;}
    .board-photo {width: 110px;}
    .board-name {font-size: 20px;}
}

@media (max-width: 480px) {
    .board-card::after {font-size: 44px; right: 12px;}
    .board-card {flex-direction: column; align-items: center; padding: 20px 18px; gap: 16px; box-shadow: 5px 5px 0 #e0e0e0; border-radius: 14px;}
    .board-photo {width: 120px;}
    .board-photo.no-photo .bi {font-size: 32px;}
    .board-body {width: 100%;}
    .board-title {flex-direction: column; align-items: center; gap: 2px; margin-top: 0; text-align: center;}
    .board-name {font-size: 18px;}
    .board-role {font-size: 15px;}
    .board-line {margin-top: 12px;}
    .board-meta {margin-top: 12px; gap: 8px;}
    .board-meta li {flex-wrap: wrap; justify-content: center; gap: 6px; font-size: 15px; text-align: center;}
    .board-meta li b {width: auto; font-size: 15px;}
    .board-meta li b::before {width: 16px; height: 16px;}
    .board-meta li span,
    .board-meta li a {flex-basis: 100%; font-size: 15px;}
}

/* ----- 학회소개 - 정관 ----- */
.policy-wrap {position: relative;}
.content-container {display: flex; align-items: flex-start; gap: 50px;}
.policy-tab-list {flex-shrink: 0; width: 140px; display: flex; flex-direction: column; gap: 6px; position: sticky; top: 120px; align-self: flex-start;}
.policy-tab-list a {position: relative; display: inline-block; padding: 8px 0; font-size: 20px; font-weight: 700; color: var(--color-gray); text-decoration: none; word-break: keep-all;}
.policy-tab-list a::after {content: ''; position: absolute; left: 0; bottom: 4px; width: 100%; height: 2px; background: var(--color-primary); transform: scaleX(0); transform-origin: left center; transition: transform .25s ease;}
.policy-tab-list a:hover {color: var(--color-primary);}
.policy-tab-list a:hover::after,
.policy-tab-list a.active::after {transform: scaleX(1);}
.policy-tab-list a.active {color: var(--color-primary);}
.policy-tab-mobile {display: none;}
.wrap_policy {flex: 1; min-width: 0;}
.policy-section {scroll-margin-top: 87px; padding-top: 30px; margin-top: 30px; border-top: 1px solid #e5e5e5;}
.policy-section:first-child {padding-top: 0; margin-top: 0; border-top: 0;}
.tit_policy {position: relative; display: block; padding-left: 16px; margin-bottom: 24px; font-size: 28px; font-weight: 800; color: var(--color-ink); word-break: keep-all;}
.tit_policy::before {content: ''; position: absolute; left: 0; top: 6px; bottom: 6px; width: 5px; border-radius: 3px; background: var(--color-primary);}
.tit_policy_desc {line-height: 1.7;}
.tit_subject {margin: 32px 0 10px; font-size: 20px; font-weight: 700; color: var(--color-ink); word-break: keep-all;}
.tit_subject:first-of-type {margin-top: 0;}
.desc_g {font-size: 18px; line-height: 1.8; color: #4a5568; word-break: keep-all;}
.desc_g + .desc_g {margin-top: 8px;}
.circle-num-list {list-style: none; margin: 12px 0 0; padding: 0; display: flex; flex-direction: column; gap: 12px;}
.circle-num-list > li {position: relative; padding-left: 32px; font-size: 18px; line-height: 1.75; color: #4a5568; word-break: keep-all;}
.circle-num-list > li > .num {position: absolute; left: 0; top: 5px; display: inline-flex; align-items: center; justify-content: center; width: 22px; height: 22px; border: 1px solid var(--color-gray); border-radius: 50%; font-size: 13px; font-weight: 700; line-height: 1; color: var(--color-gray); background: #fff;}
.sub-num-list {list-style: decimal; margin: 8px 0 0; padding-left: 22px; display: flex; flex-direction: column; gap: 6px;}
.sub-num-list li {font-size: 18px; line-height: 1.75; color: #4a5568; word-break: keep-all;}
.sub-ga-list {list-style: none; margin: 6px 0 0; padding-left: 16px; display: flex; flex-direction: column; gap: 6px;}
.sub-ga-list li {font-size: 18px; line-height: 1.75; color: #4a5568; word-break: keep-all;}

@media all and (max-width: 900px) {
    .content-container {flex-direction: column; gap: 0;}
    .policy-tab-list {display: none;}
    .policy-tab-mobile {display: block; position: sticky; top: 70px; z-index: 5; width: 100%; margin-bottom: 30px;}
    .policy-tab-mobile-btn {display: flex; align-items: center; justify-content: space-between; gap: 8px; width: 100%; height: 52px; padding: 0 18px; border: 0; border-radius: 10px; background: var(--color-ink); font-size: 18px; font-weight: 700; color: #fff; cursor: pointer; list-style: none;}
    .policy-tab-mobile-label {color: #fff;}
    .policy-tab-mobile-btn::-webkit-details-marker {display: none;}
    .policy-tab-mobile-btn::after {content: ''; flex-shrink: 0; width: 9px; height: 9px; border-right: 2px solid #fff; border-bottom: 2px solid #fff; transform: rotate(45deg); transition: transform .2s ease;}
    .policy-tab-mobile[open] .policy-tab-mobile-btn::after {transform: rotate(225deg);}
    .policy-tab-mobile-list {list-style: none; margin: 8px 0 0; padding: 8px; border: 1px solid #e5e5e5; border-radius: 10px; background: #fff; box-shadow: 0 12px 24px rgba(18,32,63,.08);}
    .policy-tab-mobile-list a {display: block; padding: 10px 12px; border-radius: 8px; font-size: 17px; font-weight: 600; color: #555; text-decoration: none; word-break: keep-all;}
    .policy-tab-mobile-list a.active {color: var(--color-primary); background: rgba(var(--color-primary-rgb),.08);}
    .tit_policy {font-size: 23px;}
    .policy-section {scroll-margin-top: 140px; padding-top: 36px; margin-top: 36px;}
}

/* ----- 학회소개 - 오시는 길 ----- */
.loc-wrap {position: relative;}
.loc-grid {display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 50px; align-items: stretch;}
.loc-map {position: relative; display: flex; flex-direction: column; box-shadow: 0 16px 36px rgba(18,32,63,.10);}
.loc-map-embed {position: relative; flex: 1 1 auto; width: 100%; aspect-ratio: 16 / 9;}
.loc-map-embed iframe,
.loc-map-embed .root_daum_roughmap {position: absolute; top: 0; left: 0; width: 100% !important; height: 100% !important;}
.loc-map-embed .root_daum_roughmap .wrap_map {width: 100% !important; height: 100% !important;}
.loc-map-embed .root_daum_roughmap .cont {display: none !important;}
.loc-map-embed .root_daum_roughmap .wrap_controllers {display: none !important;}
.loc-map-controls {position: absolute; bottom: 0; left: 0; width: 100%; padding: 15px 20px; background: rgba(0,0,0,.78); z-index: 4; display: flex; align-items: center; justify-content: flex-end; gap: 10px; box-sizing: border-box;}
.loc-map-controls-group {display: flex; gap: 10px;}
.loc-map-btn {display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px; background-color: #fff; border: 1px solid rgba(0,0,0,.06); box-shadow: 0 2px 8px rgba(0,0,0,.08); border-radius: 100px; font-size: 15px; font-weight: 600; color: #333; text-decoration: none; white-space: nowrap; transition: background-color 0.2s ease-in-out, color 0.2s ease-in-out;}
.loc-map-btn:hover {background-color: var(--color-primary); color: #fff;}
.loc-map-btn i {font-size: 14px; color: #888; transition: color 0.2s ease-in-out;}
.loc-map-btn:hover i {color: #fff;}
.loc-map-btn-kakao {background-color: #fae100; color: #391b1b;}
.loc-map-btn-kakao i {color: #391b1b;}
.loc-map-btn-kakao:hover {background-color: #fae100; color: #391b1b;}
.loc-map-btn-kakao:hover i {color: #391b1b;}

@media all and (max-width: 480px) {
    .loc-map-controls {flex-wrap: wrap; row-gap: 8px;}
    .loc-map-controls-group {flex: 1 1 100%; gap: 8px;}
    .loc-map-controls-group .loc-map-btn {flex: 1 1 0; justify-content: center;}
    .loc-map-btn {padding: 8px 12px; font-size: 14px;}
    .loc-map-btn-kakao {flex: 1 1 100%; justify-content: center;}
}

.loc-info-tit {position: relative; padding-left: 16px; margin-bottom: 20px; font-size: 26px; font-weight: 800; color: var(--color-ink); word-break: keep-all;}
.loc-info-tit::before {content: ''; position: absolute; left: 0; top: 5px; bottom: 5px; width: 5px; border-radius: 3px; background: var(--color-primary);}
.loc-info {display: flex; flex-direction: column; padding: 36px 40px; box-sizing: border-box;}
.loc-info .loc-info-tit {margin-bottom: 8px;}
.loc-contact {flex: 1; display: flex; flex-direction: column;}
.loc-contact-item {flex: 1; display: flex; align-items: center; gap: 20px; border-bottom: 1px dashed #cfd8e6;}
.loc-contact-item:last-child {border-bottom: 0;}
.loc-contact-icon,
.loc-transit-icon {flex-shrink: 0; position: relative; width: 56px; height: 56px; border-radius: 50%; background: #E9F6FF;}
.loc-contact-icon::before,
.loc-transit-icon::before {content: ''; position: absolute; top: 50%; left: 50%; width: 24px; height: 24px; margin: -12px 0 0 -12px; background: var(--color-primary);}
.loc-contact-icon-pin::before {-webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 21s7-6.2 7-12a7 7 0 0 0-14 0c0 5.8 7 12 7 12z'/%3E%3Ccircle cx='12' cy='9' r='2.5'/%3E%3C/svg%3E") no-repeat center / contain; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 21s7-6.2 7-12a7 7 0 0 0-14 0c0 5.8 7 12 7 12z'/%3E%3Ccircle cx='12' cy='9' r='2.5'/%3E%3C/svg%3E") no-repeat center / contain;}
.loc-contact-icon-tel::before {-webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 4h4l2 5-2.5 1.5a11 11 0 0 0 5 5L15 13l5 2v4a2 2 0 0 1-2 2A16 16 0 0 1 3 6a2 2 0 0 1 2-2z'/%3E%3C/svg%3E") no-repeat center / contain; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 4h4l2 5-2.5 1.5a11 11 0 0 0 5 5L15 13l5 2v4a2 2 0 0 1-2 2A16 16 0 0 1 3 6a2 2 0 0 1 2-2z'/%3E%3C/svg%3E") no-repeat center / contain;}
.loc-contact-icon-mail::before {-webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='5' width='18' height='14' rx='2'/%3E%3Cpath d='m3 7 9 6 9-6'/%3E%3C/svg%3E") no-repeat center / contain; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='5' width='18' height='14' rx='2'/%3E%3Cpath d='m3 7 9 6 9-6'/%3E%3C/svg%3E") no-repeat center / contain;}
.loc-contact-text strong {display: block; margin-bottom: 6px; font-size: 16px; font-weight: 700; color: var(--color-primary);}
.loc-contact-text p {margin: 0; font-size: 19px; font-weight: 500; line-height: 1.6; color: var(--color-ink); word-break: keep-all;}
.loc-transit {margin-top: 60px;}
.loc-transit-list {display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px; align-items: stretch;}
.loc-transit-item {display: flex; align-items: flex-start; gap: 20px; padding: 30px 32px; background: #fff; border: 1px solid #e3e9f3; border-radius: 10px; box-shadow: 0 10px 26px rgba(18,32,63,.06);}
.loc-transit-icon-bus::before {-webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='4' y='3' width='16' height='15' rx='3'/%3E%3Cpath d='M4 11h16M8 21v-3M16 21v-3M8 15h.01M16 15h.01'/%3E%3C/svg%3E") no-repeat center / contain; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='4' y='3' width='16' height='15' rx='3'/%3E%3Cpath d='M4 11h16M8 21v-3M16 21v-3M8 15h.01M16 15h.01'/%3E%3C/svg%3E") no-repeat center / contain;}
.loc-transit-icon-car::before {-webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 16l1.5-6a2 2 0 0 1 1.9-1.5h7.2a2 2 0 0 1 1.9 1.5L19 16'/%3E%3Crect x='3' y='16' width='18' height='4' rx='1.5'/%3E%3Cpath d='M7 18h.01M17 18h.01'/%3E%3C/svg%3E") no-repeat center / contain; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 16l1.5-6a2 2 0 0 1 1.9-1.5h7.2a2 2 0 0 1 1.9 1.5L19 16'/%3E%3Crect x='3' y='16' width='18' height='4' rx='1.5'/%3E%3Cpath d='M7 18h.01M17 18h.01'/%3E%3C/svg%3E") no-repeat center / contain;}
.loc-transit-text strong {display: block; margin-bottom: 8px; font-size: 21px; font-weight: 700; color: var(--color-ink);}
.loc-transit-text p {margin: 0; font-size: 18px; line-height: 1.7; color: #4a5568; word-break: keep-all;}
.loc-transit-route-list {list-style: decimal; margin: 0; padding-left: 20px; display: flex; flex-direction: column; gap: 8px;}
.loc-transit-route-list li {font-size: 18px; line-height: 1.7; color: #4a5568; word-break: keep-all;}
@keyframes locInLeft {from {opacity: 0; transform: translateX(-40px);} to {opacity: 1; transform: none;}}
@keyframes locInRight {from {opacity: 0; transform: translateX(40px);} to {opacity: 1; transform: none;}}
@keyframes locInUp {from {opacity: 0; transform: translateY(28px);} to {opacity: 1; transform: none;}}
.loc-map {animation: locInLeft 1s cubic-bezier(.2, .7, .2, 1) both;}
.loc-info {animation: locInRight 1s cubic-bezier(.2, .7, .2, 1) .2s both;}
.loc-transit {animation: locInUp 1s cubic-bezier(.2, .7, .2, 1) .4s both;}

@media (prefers-reduced-motion: reduce) {
    .loc-map,
    .loc-info,
    .loc-transit {animation: none; opacity: 1; transform: none;}
}

@media all and (min-width: 901px) and (max-width: 1100px) {
    .loc-info {padding-left: 0; padding-right: 0;}
    .loc-contact-item {padding: 16px 0;}
    .loc-contact-text strong {margin-bottom: 0;}
}

@media all and (max-width: 900px) {
    .loc-grid {grid-template-columns: 1fr; gap: 30px;}
    .loc-map-embed {aspect-ratio: 16 / 9;}
    .loc-map-controls {position: static; padding: 12px 15px;}
    .loc-info-tit {font-size: 22px;}
    .loc-info {padding: 28px 0px;}
    .loc-contact-item {padding: 18px 0;}
    .loc-contact-text p {font-size: 17px;}
    .loc-transit {margin-top: 40px;}
    .loc-transit-list {grid-template-columns: 1fr; gap: 20px;}
    .loc-transit-item {padding: 24px 20px; gap: 16px;}
    .loc-map,
    .loc-info {animation-name: locInUp;}
}

@media all and (max-width: 767px) {
    .loc-contact-item,
    .loc-transit-item {display: grid; grid-template-columns: auto 1fr; align-items: center; column-gap: 12px; row-gap: 10px;}
    .loc-contact-text,
    .loc-transit-text {display: contents;}
    .loc-contact-icon,
    .loc-transit-icon {width: 44px; height: 44px;}
    .loc-contact-icon::before,
    .loc-transit-icon::before {width: 20px; height: 20px; margin: -10px 0 0 -10px;}
    .loc-contact-text strong,
    .loc-transit-text strong {margin: 0;}
    .loc-contact-text p,
    .loc-transit-text p,
    .loc-transit-route-list {grid-column: 1 / -1;}
    .loc-transit-route-list {padding-left: 18px;}
}

/* ----- 학회소개 - 회원현황(파트너) ----- */
.partner-top {display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; margin-bottom: 35px; border-bottom: 1px solid #e5e5e5;}
.partner-category {display: flex; align-items: center; gap: 38px; flex-shrink: 0;}
.partner-category-btn {position: relative; padding: 0 2px 18px; border: 0; background: transparent; color: var(--color-gray); font-size: 18px; font-weight: 600; line-height: 1; cursor: pointer; transition: color .25s ease;}
.partner-category-btn .partner-count {display: inline-block; margin-left: 5px; color: var(--color-gray); font-size: 14px; font-weight: 500; vertical-align: 1px; transition: color .25s ease;}
.partner-category-btn::after {content: ''; position: absolute; left: 0; bottom: -1px; width: 0; height: 3px; background: var(--color-primary-dark); transition: width .3s ease;}
.partner-category-btn:hover,
.partner-category-btn.active {color: var(--color-ink);}
.partner-category-btn.active {font-weight: 700;}
.partner-category-btn.active::after {width: 100%;}
.partner-category-btn.active .partner-count {color: var(--color-primary-dark);}
.partner-util {display: flex; align-items: center; gap: 10px; padding-bottom: 12px;}
.partner-search {position: relative; width: 330px; height: 48px;}
.partner-search input {width: 100%; height: 100%; padding: 0 52px 0 18px; border: 1px solid #e5e5e5; border-radius: 10px; background: #fff; box-sizing: border-box; color: var(--color-ink); font-size: 16px; outline: none; transition: border-color .25s ease, box-shadow .25s ease;}
.partner-search input::placeholder {color: var(--color-gray);}
.partner-search input:focus {border-color: var(--color-primary-dark); box-shadow: 0 0 0 3px rgba(var(--color-primary-dark-rgb), .08);}
.partner-search-btn {position: absolute; top: 0; right: 3px; display: flex; align-items: center; justify-content: center; width: 46px; height: 48px; padding: 0; border: 0; background: transparent; cursor: pointer;}
.partner-search-btn .bi {font-size: 18px; color: var(--color-ink);}
.partner-item {position: relative; box-sizing: border-box; color: var(--color-ink); text-decoration: none;}
.partner-logo {display: flex; align-items: center; justify-content: center;}
.partner-type {position: absolute; top: 16px; left: 16px; z-index: 1; padding: 4px 12px; border-radius: 100px; background: rgba(var(--color-primary-rgb), .1); color: var(--color-primary); font-size: 12px; font-weight: 700;}
.partner-go {position: relative; display: inline-flex; align-items: center; flex-shrink: 0; opacity: 0; transform: translateX(-4px); transition: opacity .2s ease, transform .2s ease;}
.partner-go .bi {position: relative; z-index: 1; font-size: 15px; color: var(--color-primary-dark);}
.partner-go::before,
.partner-go::after {content: ''; position: absolute; top: 50%; left: 100%; width: 8px; height: 8px; border-radius: 50%; border: 1px solid rgba(var(--color-primary-rgb), .55); transform: translate(-50%, -50%) scale(.5); opacity: 0;}
.partner-go::after {animation-delay: .5s;}
.partner-item:hover .partner-go {opacity: 1; transform: translateX(0);}
.partner-item:hover .partner-go::before,
.partner-item:hover .partner-go::after {animation: partnerGoSensor 1.4s ease-out infinite;}

@media (hover: none), (max-width: 768px) {
    .partner-go {opacity: 1; transform: translateX(0);}
    .partner-go::before,
    .partner-go::after {animation: partnerGoSensor 1.4s ease-out infinite;}
}

@keyframes partnerGoSensor {
    0% {transform: translate(-50%, -50%) scale(.5); opacity: .7;}
    100% {transform: translate(-50%, -50%) scale(3); opacity: 0;}
}

.partner-line {position: relative; width: 100%; height: 2px; background: #e5e5e5; overflow: hidden;}
.partner-line::after {content: ''; position: absolute; top: 0; left: 0; width: 0; height: 100%; background: var(--color-primary-dark); transition: width .45s cubic-bezier(.25,.8,.25,1);}
.partner-item:hover .partner-line::after {width: 100%;}
.partner-info {display: flex; align-items: center; gap: 6px; min-width: 0;}
.partner-info strong {overflow: hidden; color: var(--color-ink); font-size: 20px; font-weight: 700; line-height: 1.4; text-overflow: ellipsis; white-space: nowrap; transition: color .25s ease;}
.partner-item:hover .partner-info strong {color: var(--color-primary-dark);}
.partner-items.card-view {display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;}
.card-view .partner-item {position: relative; z-index: 0; overflow: hidden; min-width: 0; min-height: 200px; padding: 24px 28px 20px; border: 2px solid #e5e5e5; border-radius: 16px; background: #fff; transition: box-shadow .3s ease, transform .3s ease;}
.card-view .partner-item:hover {box-shadow: 8px 8px 20px rgba(var(--color-primary-dark-rgb), .14); transform: translateY(-3px);}
.card-view .partner-logo {height: 100px;}
.card-view .partner-line {margin-top: 10px;}
.card-view .partner-info {padding-top: 14px; justify-content: center;}
.partner-empty {display: none; padding: 100px 20px; border-top: 1px solid #e5e5e5; border-bottom: 1px solid #e5e5e5; color: var(--color-gray); font-size: 17px; text-align: center;}

@media (max-width: 1200px) {
    .partner-items.card-view {grid-template-columns: repeat(3, 1fr);}
}

@media (max-width: 1024px) {
    .partner-top {align-items: stretch; flex-direction: column; gap: 20px;}
    .partner-category {order: 1;}
    .partner-util {order: 2; justify-content: flex-end; padding-bottom: 20px;}
    .partner-items.card-view {grid-template-columns: repeat(2, 1fr);}
}

@media (max-width: 767px) {
    .partner-top {margin-bottom: 25px;}
    .partner-category {gap: 25px; width: 100%; overflow-x: auto; white-space: nowrap;}
    .partner-category-btn {padding-bottom: 15px; font-size: 16px;}
    .partner-category-btn .partner-count {font-size: 13px;}
    .partner-util {width: 100%;}
    .partner-search {flex: 1; width: auto;}
    .partner-search input {font-size: 15px;}
    .partner-items.card-view {grid-template-columns: repeat(2, minmax(0,1fr)); gap: 10px;}
    .card-view .partner-item {min-height: 190px; padding: 16px 15px; border-radius: 12px;}
    .card-view .partner-logo {height: 104px;}
    .card-view .partner-info {padding-top: 15px;}
    .partner-info strong {font-size: 16px;}
    .partner-type {top: 10px; left: 10px; padding: 3px 10px; font-size: 11px;}
    .partner-go .bi {font-size: 13px;}
}

@media (max-width: 480px) {
    .partner-search input {padding-left: 14px;}
}

/* ----- 사업소개 - 추진 사업(플립카드) ----- */
.biz-flip-list {--biz-cols: 5; --biz-gap: 20px; display: flex; flex-wrap: wrap; justify-content: center; gap: var(--biz-gap); margin-top: 60px;}
.biz-flip-item {display: flex; flex: 0 0 calc((100% - var(--biz-gap) * (var(--biz-cols) - 1)) / var(--biz-cols)); min-width: 0; cursor: pointer;}
.biz-flip-item {opacity: 0; transform: translateY(50px) scale(.96); transition: opacity .7s cubic-bezier(.2, .7, .2, 1), transform .7s cubic-bezier(.2, .7, .2, 1);}
.biz-flip-list.is-active .biz-flip-item {opacity: 1; transform: translateY(0) scale(1);}
.biz-flip-inner {position: relative; display: grid; width: 100%; min-width: 0; aspect-ratio: 270 / 360; perspective: 900px;}
.biz-flip-front,
.biz-flip-back {position: relative; grid-area: 1 / 1; box-sizing: border-box; border-radius: 16px; overflow: hidden; backface-visibility: hidden; -webkit-backface-visibility: hidden; box-shadow: 0 10px 26px rgba(18, 32, 63, .14); transition: transform .7s cubic-bezier(.4, .2, .2, 1); transform-style: preserve-3d;}
.biz-flip-front {transform: rotateY(0deg); background-size: cover; background-position: center; color: #fff;}
.biz-flip-front::before {content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(6, 14, 34, .15) 0%, rgba(6, 14, 34, .8) 100%); z-index: 0;}
.biz-flip-back {transform: rotateY(180deg); background-size: cover; background-position: center; color: #fff;}
.biz-flip-back::before {content: ''; position: absolute; inset: 0; z-index: 0; background: linear-gradient(160deg, rgba(4, 10, 26, .6) 0%, rgba(4, 10, 26, .88) 100%);}
.biz-flip-face-body {position: absolute; inset: 0; z-index: 1; transform: translateZ(70px) scale(.9); transform-style: preserve-3d; filter: drop-shadow(0 12px 16px rgba(0, 0, 0, .35));}
.biz-flip-content {position: absolute; left: 20px; right: 60px; bottom: 22px; z-index: 1; display: flex; flex-direction: column; gap: 8px;}
.biz-flip-arrow {position: absolute; display: block;}
.biz-flip-line {width: 30px; height: 3px; border-radius: 2px; background: rgba(255, 255, 255, .9);}
.biz-flip-title {color: #fff; display: flex; align-items: flex-end; min-height: 2.8em; font-size: 20px; font-weight: 800; line-height: 1.4; white-space: normal; text-shadow: 0 2px 10px rgba(0, 0, 0, .55); word-break: keep-all;}
.biz-flip-eyebrow {font-size: 11px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; color: rgba(255, 255, 255, .75); white-space: nowrap; overflow: hidden; text-overflow: ellipsis;}
.biz-flip-arrow {right: 14px; bottom: 16px; width: 34px; height: 34px; display: flex; align-items: center; justify-content: center; border: 1px solid rgba(255, 255, 255, .65); border-radius: 50%; color: #fff; font-size: 15px; transition: background-color .3s ease, color .3s ease;}
.biz-flip-arrow::before {content: '\2192';}
.biz-flip-item:hover .biz-flip-arrow {background: #fff; color: var(--color-primary-dark);}
.biz-flip-back .biz-flip-face-body {position: relative; inset: auto; height: 100%; box-sizing: border-box; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; padding: 30px 24px;}
.biz-flip-back .biz-flip-eyebrow {margin: 0 0 10px;}
.biz-flip-back-title {display: block; margin: 0 0 12px; color: #fff; font-size: 19px; font-weight: 800; line-height: 1.4; word-break: keep-all;}
.biz-flip-back p {margin: 0; color: rgba(255, 255, 255, .92); font-size: 18px; font-weight: 500; line-height: 1.7; text-align: left; word-break: keep-all;}
.biz-flip-item:hover .biz-flip-front {transform: rotateY(-180deg);}
.biz-flip-item:hover .biz-flip-back {transform: rotateY(0deg);}
.biz-flip-item.is-flipped .biz-flip-front {transform: rotateY(-180deg);}
.biz-flip-item.is-flipped .biz-flip-back {transform: rotateY(0deg);}

@media (prefers-reduced-motion: reduce) {
    .biz-flip-front, .biz-flip-back {transition: none;}
    .biz-flip-item {transition: none; opacity: 1; transform: none;}
}
@media (max-width: 1440px) {
    .biz-flip-list {--biz-cols: 3;}
    .biz-flip-title {font-size: 21px;}
}

@media (max-width: 1024px) {
    .biz-flip-list {--biz-cols: 2; --biz-gap: 16px;}
    .biz-flip-inner {aspect-ratio: 4 / 3;}
}

@media (max-width: 767px) {
    .biz-flip-list {--biz-gap: 14px; margin-top: 40px;}
    .biz-flip-inner {aspect-ratio: 1 / 1;}
    .biz-flip-content {left: 18px; right: 46px; bottom: 18px; gap: 6px;}
    .biz-flip-title {font-size: 18px;}
    .biz-flip-eyebrow {font-size: 11px;}
    .biz-flip-arrow {right: 14px; bottom: 14px; width: 32px; height: 32px; font-size: 14px;}
    .biz-flip-back .biz-flip-face-body {padding: 22px 16px;}
    .biz-flip-back-title {margin-bottom: 10px; font-size: 17px;}
    .biz-flip-back p {font-size: 17px; line-height: 1.65;}
}

@media (max-width: 480px) {
    .biz-flip-list {--biz-cols: 1;}
    .biz-flip-inner {aspect-ratio: 16 / 10;}
    .biz-flip-back .biz-flip-face-body {padding: 26px 22px;}
    .biz-flip-back p {font-size: 17px;}
}

.biz-summary {position: relative; box-sizing: border-box; overflow: hidden; margin: 60px 0 0; padding: 56px 110px; text-align: center; background: rgba(var(--color-primary-rgb), .05); border-radius: 32px;}
.biz-summary.is-active .biz-summary-text {opacity: 1; transform: translateY(0);}
.biz-summary.is-active .biz-summary-text strong {color: var(--color-primary-dark);}
.biz-summary::after {content: ''; position: absolute; inset: 18px; z-index: 0; border-radius: 22px; box-shadow: 0 12px 30px -10px rgba(var(--color-primary-rgb), .3), inset 0 1px 0 rgba(255, 255, 255, .6); pointer-events: none;}
.biz-summary::before {content: '\201C'; position: absolute; top: 24px; left: 46px; z-index: 0; font-family: Georgia, 'Times New Roman', serif; font-size: 170px; font-weight: 700; line-height: 1; color: var(--color-primary); opacity: .18; pointer-events: none;}
.biz-summary-text {position: relative; z-index: 1; display: block; margin: 0; color: var(--color-ink); font-size: 22px; font-weight: 500; line-height: 1.9; word-break: keep-all; opacity: 0; transform: translateY(20px); transition: opacity 1.1s cubic-bezier(.2, .7, .2, 1) .1s, transform 1.1s cubic-bezier(.2, .7, .2, 1) .1s;}
.biz-summary-text strong {color: var(--color-ink); font-weight: 700; transition: color 1.5s cubic-bezier(.2, .7, .2, 1) .5s;}

@media (prefers-reduced-motion: reduce) {
    .biz-summary-text {transition: none; opacity: 1; transform: none;}
    .biz-summary-text strong {transition: none; color: var(--color-primary-dark);}
}

@media (max-width: 1100px) {
    .biz-summary-text br {display: none;}
}

@media (max-width: 767px) {
    .biz-summary {margin-top: 40px; padding: 64px 24px 40px; border-radius: 24px;}
    .biz-summary::after {inset: 10px; border-radius: 16px;}
    .biz-summary::before {font-size: 100px; top: 14px; left: 20px; opacity: .16;}
    .biz-summary-text {font-size: 17px; line-height: 1.75;}
}

/* ----- 학회소개 - 기부 안내 ----- */
.donation-wrap {color: var(--color-ink);}
.donation-intro {position: relative; display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); align-items: stretch; box-sizing: border-box; margin: 0 0 80px; padding: 40px 40px 40px 0; border-radius: 48px; background: #fff;}
.donation-visual {position: relative; display: flex; align-items: center; justify-content: center; min-height: 440px; margin-right: -140px; pointer-events: none;}
@property --orb-amp {syntax: "<length>"; initial-value: 0px; inherits: false;}
@property --orb-scale {syntax: "<number>"; initial-value: 1; inherits: false;}
.donation-orbs {position: relative; isolation: isolate; display: flex; align-items: center; justify-content: center; width: 100%; max-width: 440px; aspect-ratio: 1;}
.donation-orbs span {--orb-angle: 90deg; --orb-offset: 30deg; --orb-amp: 175px; --orb-scale: 1.5; position: absolute; width: 100px; height: 100px; border-radius: 50%; background: radial-gradient(circle at 50% 0%, #0a2a8a, #0064ff 55%, #4cc4ff); mix-blend-mode: lighten; transform: translate(calc(cos(var(--orb-angle)) * var(--orb-amp)), calc(sin(var(--orb-angle)) * var(--orb-amp) * -1)) scale(var(--orb-scale)) rotate(calc(-1 * var(--orb-angle) + 17deg)); animation: donationOrbExpand 4.01s cubic-bezier(.8, 0, .2, 1) infinite alternate;}
.donation-orbs span:nth-child(1) {--orb-angle: calc(0deg + var(--orb-offset));}
.donation-orbs span:nth-child(2) {--orb-angle: calc(60deg + var(--orb-offset));}
.donation-orbs span:nth-child(3) {--orb-angle: calc(120deg + var(--orb-offset));}
.donation-orbs span:nth-child(4) {--orb-angle: calc(180deg + var(--orb-offset));}
.donation-orbs span:nth-child(5) {--orb-angle: calc(240deg + var(--orb-offset));}
.donation-orbs span:nth-child(6) {--orb-angle: calc(300deg + var(--orb-offset));}
@keyframes donationOrbExpand {
    0% {--orb-amp: 100px; --orb-scale: 2.2;}
    50% {--orb-amp: 100px; --orb-scale: 3;}
    100% {--orb-amp: 150px; --orb-scale: 3;}
}
.donation-visual-label {position: absolute; top: 50%; left: 50%; z-index: 3; display: flex; flex-direction: column; align-items: center; gap: 8px; transform: translate(-50%, -50%); font-style: normal; text-align: center; white-space: nowrap;}
.donation-visual-label b {color: #fff; text-shadow: 0 2px 0 rgba(10, 42, 138, .7); font-size: 30px; font-weight: 800; letter-spacing: -.01em; line-height: 1;}
.donation-visual-label small {color: #fff; text-shadow: 0 1px 0 rgba(10, 42, 138, .7); font-size: 14px; font-weight: 600; letter-spacing: .01em;}
.donation-intro-inner {position: relative; z-index: 1; box-sizing: border-box; display: flex; flex-direction: column; justify-content: center; margin: -10px 0; padding: 40px 44px; border-radius: 40px; background: rgba(255, 255, 255, .72); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); overflow: hidden; border: 1px solid rgba(255, 255, 255, .8); box-shadow: 0 24px 60px rgba(18, 32, 63, .14); text-align: center;}
.donation-intro-inner > * {position: relative; z-index: 1;}
.donation-intro .donation-lead,
.donation-intro .donation-divider,
.donation-intro .donation-desc {opacity: 0; transform: translateY(24px); transition: opacity 1.1s cubic-bezier(.2, .7, .2, 1), transform 1.1s cubic-bezier(.2, .7, .2, 1);}
.donation-intro.is-active .donation-lead {opacity: 1; transform: translateY(0);}
.donation-intro.is-active .donation-divider {opacity: 1; transform: translateY(0); transition-delay: .25s;}
.donation-intro.is-active .donation-desc {opacity: 1; transform: translateY(0); transition-delay: .5s;}
.donation-lead {margin: 0; color: var(--color-ink); font-size: 23px; font-weight: 500; line-height: 1.9; word-break: keep-all;}
.donation-lead strong {color: var(--color-primary); font-weight: 700;}
.donation-photo-intro {position: relative; box-sizing: border-box; display: flex; align-items: flex-start; margin: 0 0 80px;}
.donation-photo-visual {position: relative; z-index: 2; flex: 0 0 320px; width: 320px; height: 320px; margin-left: -55px; border-radius: 50%; overflow: hidden; box-shadow: 0 24px 50px rgba(18, 32, 63, .22);}
.donation-photo-visual img {display: block; width: 100%; height: 100%; object-fit: cover;}
.donation-photo-panel {position: relative; z-index: 1; flex: 1 1 auto; min-width: 0; box-sizing: border-box; margin-top: 36px; padding: 56px 80px; border-radius: 32px; background: #fff; box-shadow: 0 12px 30px -10px rgba(var(--color-primary-rgb), .3), inset 0 1px 0 rgba(255, 255, 255, .6); text-align: center;}
.donation-photo-panel .donation-divider {margin: 22px 0;}
.donation-photo-intro .donation-lead,
.donation-photo-intro .donation-divider,
.donation-photo-intro .donation-desc {opacity: 0; transform: translateY(24px); transition: opacity 1.1s cubic-bezier(.2, .7, .2, 1), transform 1.1s cubic-bezier(.2, .7, .2, 1);}
.donation-photo-intro .donation-photo-visual {opacity: 0; transform: translateY(24px) scale(.94); transition: opacity 1.1s cubic-bezier(.2, .7, .2, 1) .15s, transform 1.1s cubic-bezier(.2, .7, .2, 1) .15s;}
.donation-photo-intro.is-active .donation-lead {opacity: 1; transform: translateY(0);}
.donation-photo-intro.is-active .donation-divider {opacity: 1; transform: translateY(0); transition-delay: .25s;}
.donation-photo-intro.is-active .donation-desc {opacity: 1; transform: translateY(0); transition-delay: .5s;}
.donation-photo-intro.is-active .donation-photo-visual {opacity: 1; transform: translateY(0) scale(1);}

.donation-divider {display: flex; align-items: center; justify-content: center; gap: 16px; margin: 25px 0;}
.donation-divider span {position: relative; flex: 1; max-width: 380px; height: 1px; overflow: hidden; background: #e2e6ec;}
.donation-divider span::before {content: ''; position: absolute; top: 0; left: 0; width: 40%; height: 100%; background: linear-gradient(90deg, transparent, var(--color-primary), transparent); animation: donationLineDraw 2.8s linear infinite;}
.donation-divider span:last-child::before {animation-direction: reverse;}
.donation-divider i {flex-shrink: 0; display: block; width: 5px; height: 5px; border-radius: 50%; background: var(--color-primary); animation: donationDotPulse 2.4s ease-in-out infinite;}

@keyframes donationLineDraw {
    0% {transform: translateX(-100%);}
    100% {transform: translateX(250%);}
}

@keyframes donationDotPulse {
    0%, 100% {box-shadow: 0 0 0 0 rgba(var(--color-primary-rgb), .35);}
    50% {box-shadow: 0 0 0 6px rgba(var(--color-primary-rgb), 0);}
}

.donation-desc {margin: 0; color: #4a5568; font-size: 18px; line-height: 1.8; word-break: keep-all;}
.donation-section {margin-top: 65px;}
.donation-title {position: relative; margin: 0 0 28px; padding-left: 16px; color: var(--color-ink); font-size: 26px; font-weight: 800;}
.donation-title::before {content: ''; position: absolute; left: 0; top: 5px; bottom: 5px; width: 5px; border-radius: 3px; background: var(--color-primary);}
.donation-list {display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;}
.donation-item {position: relative; box-sizing: border-box; min-height: 115px; padding: 27px 60px 27px 28px; border-radius: 12px; background: #f7f8fa;}
.donation-item span {display: block; margin-bottom: 13px; color: var(--color-primary); font-size: 18px; font-weight: 700;}
.donation-item p {margin: 0; color: var(--color-ink); font-size: 20px; font-weight: 600; line-height: 1.55; word-break: keep-all;}
.donation-item {opacity: 0; transform: translateX(-45px); transition: opacity .9s cubic-bezier(.2, .7, .2, 1), transform .9s cubic-bezier(.2, .7, .2, 1);}
.donation-list.is-active .donation-item {opacity: 1; transform: translateX(0);}
.donation-list.is-active .donation-item:nth-child(1) {transition-delay: 0s;}
.donation-list.is-active .donation-item:nth-child(2) {transition-delay: .12s;}
.donation-list.is-active .donation-item:nth-child(3) {transition-delay: .24s;}
.donation-list.is-active .donation-item:nth-child(4) {transition-delay: .36s;}
.donation-list.is-active .donation-item:nth-child(5) {transition-delay: .48s;}
.donation-list.is-active .donation-item:nth-child(6) {transition-delay: .6s;}
.donation-item-ico {position: absolute; top: 20px; right: 20px; width: 32px; height: 32px; object-fit: contain;}
.donation-guide p {margin: 0 0 8px; color: #4a5568; font-size: 20px; line-height: 1.75; word-break: keep-all;}
.donation-guide {opacity: 0; transform: translateY(24px); transition: opacity 1.1s cubic-bezier(.2, .7, .2, 1), transform 1.1s cubic-bezier(.2, .7, .2, 1);}
.donation-guide.is-active {opacity: 1; transform: translateY(0);}
.donation-contact {display: flex; flex-wrap: wrap; align-items: center; gap: 16px;}
.donation-contact > strong {color: var(--color-ink); font-size: 20px; font-weight: 700;}
.donation-contact-sep {display: block; width: 1px; height: 20px; background: #d9dee5;}
.donation-contact {opacity: 0; transform: translateY(24px); transition: opacity 1.1s cubic-bezier(.2, .7, .2, 1), transform 1.1s cubic-bezier(.2, .7, .2, 1);}
.donation-contact.is-active {opacity: 1; transform: translateY(0);}
.donation-contact-info {display: flex; flex-wrap: wrap; align-items: center; gap: 20px;}
.donation-contact-info li {display: flex; align-items: center; gap: 10px; font-size: 20px;}
.donation-contact-info b {flex-shrink: 0; width: 70px; padding: 4px 0; border-radius: 100px; background: rgba(var(--color-primary-rgb), .1); color: var(--color-primary-dark); font-size: 18px; font-weight: 700; text-align: center;}
.donation-contact-info span, .donation-contact-info a {color: #555; text-decoration: none;}
.donation-contact-info a:hover {color: var(--color-primary-dark); text-decoration: underline;}
.donation-bottom {position: relative; box-sizing: border-box; overflow: hidden; margin: 60px 0 0; padding: 56px 64px; text-align: center; background: rgba(var(--color-primary-rgb), .05); border-radius: 32px;}
.donation-bottom.is-active .donation-bottom-text {opacity: 1; transform: translateY(0);}
.donation-bottom.is-active .donation-bottom-text strong {color: var(--color-primary-dark);}
.donation-bottom::after {content: ''; position: absolute; inset: 18px; z-index: 0; border-radius: 22px; box-shadow: 0 12px 30px -10px rgba(var(--color-primary-rgb), .3), inset 0 1px 0 rgba(255, 255, 255, .6); pointer-events: none;}
.donation-bottom::before {content: '\201C'; position: absolute; top: 24px; left: 46px; z-index: 0; font-family: Georgia, 'Times New Roman', serif; font-size: 170px; font-weight: 700; line-height: 1; color: var(--color-primary); opacity: .18; pointer-events: none;}
.donation-bottom-text {position: relative; z-index: 1; display: block; margin: 0; color: var(--color-ink); font-size: 22px; font-weight: 500; line-height: 1.9; word-break: keep-all; opacity: 0; transform: translateY(20px); transition: opacity 1.1s cubic-bezier(.2, .7, .2, 1) .1s, transform 1.1s cubic-bezier(.2, .7, .2, 1) .1s;}
.donation-bottom-text strong {color: var(--color-ink); font-weight: 700; transition: color 1.5s cubic-bezier(.2, .7, .2, 1) .5s;}

@media (prefers-reduced-motion: reduce) {
    .donation-item,
    .donation-guide,
    .donation-contact,
    .donation-bottom-text {transition: none; opacity: 1; transform: none;}
    .donation-bottom-text strong {transition: none; color: var(--color-primary-dark);}
}

@media (max-width: 1440px) {
    .donation-visual {margin-right: -80px;}
    .donation-visual-label b {font-size: 26px;}
}

@media (max-width: 1100px) {
    .donation-intro {grid-template-columns: 1fr; margin-bottom: 55px; padding: 20px 16px; border-radius: 28px;}
    .donation-visual {min-height: 0; margin-right: 0; margin-bottom: -30px; padding-bottom: 10px;}
    .donation-intro-inner {margin: 0; padding: 48px 40px 36px; border-radius: 24px;}
    .donation-lead br, .donation-desc br {display: none;}
}

@media (max-width: 1024px) {
    .donation-list {grid-template-columns: repeat(2, 1fr);}
    .donation-photo-visual {flex-basis: 240px; width: 240px; height: 240px; margin-left: -40px;}
    .donation-photo-panel {margin-top: 24px; padding: 48px 56px;}
}

@media (max-width: 900px) {
    .donation-photo-intro {flex-direction: column; align-items: stretch; margin-bottom: 55px;}
    .donation-photo-visual {width: 100%; height: 220px; margin-left: 0; margin-bottom: -40px; border-radius: 24px;}
    .donation-photo-panel {margin-top: 0; padding: 64px 32px 32px;}
}

@media (max-width: 767px) {
    .donation-visual {overflow-x: clip;} /* 원형 애니메이션이 커질 때 가로로 삐져나가 화면이 흔들리는 현상 방지 */
    .donation-orbs {max-width: 260px; transform: scale(.7);}
    .donation-visual-label b {font-size: 20px;}
    .donation-visual-label small {font-size: 11px;}
    .donation-intro-inner {padding: 48px 22px 32px;}
    .donation-lead {font-size: 20px;}
    .donation-desc {font-size: 18px;}
    .donation-photo-visual {display: none;}
    .donation-photo-panel {margin-top: 0; padding: 40px 22px;}
    .donation-title {font-size: 22px;}
    .donation-list {grid-template-columns: repeat(2, 1fr); gap: 10px;}
    .donation-item {min-height: 120px; padding: 20px 44px 20px 17px;}
    .donation-item p {font-size: 18px;}
    .donation-item-ico {top: 14px; right: 14px; width: 24px; height: 24px;}
    .donation-contact-sep {display: none;}
    .donation-contact-info {display: block;}
    .donation-contact-info li {margin-top: 10px;}
    .donation-bottom {margin-top: 40px; padding: 40px 28px; border-radius: 24px;}
    .donation-bottom::after {inset: 10px; border-radius: 16px;}
    .donation-bottom::before {font-size: 100px; top: 14px; left: 20px; opacity: .16;}
    .donation-bottom-text {font-size: 17px; line-height: 1.75;}
}

@media (max-width: 480px) {
    .donation-orbs {transform: scale(.5);}
    .donation-intro {padding: 20px 0;}
    .donation-intro-inner {padding: 44px 18px 28px;}
    .donation-lead {font-size: 18px;}
    .donation-desc {font-size: 16px;}
}

@media (prefers-reduced-motion: reduce) {
    .donation-orbs span {animation: none;}
    .donation-intro .donation-lead,
    .donation-intro .donation-divider,
    .donation-intro .donation-desc {transition: none; opacity: 1; transform: none;}
    .donation-photo-intro .donation-lead,
    .donation-photo-intro .donation-divider,
    .donation-photo-intro .donation-desc,
    .donation-photo-intro .donation-photo-visual {transition: none; opacity: 1; transform: none;}
}
 
/* ----- 간행물 - 기술논문집 ----- */
.journal-wrap {position: relative;}
.journal-grid {display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 44px 36px;}
.journal-card {display: flex; flex-direction: column; align-items: center; text-align: center; opacity: 0; transform: translateY(28px); transition: opacity 1.1s cubic-bezier(.2, .7, .2, 1), transform 1.1s cubic-bezier(.2, .7, .2, 1);}
.journal-card.is-active {opacity: 1; transform: translateY(0);}
.journal-thumb {position: relative; display: block; box-sizing: border-box; width: 100%; aspect-ratio: 3 / 4; border-radius: 20px; overflow: hidden; background: #eef1f6; box-shadow: 0 20px 40px rgba(18, 32, 63, .14); transition: transform .3s ease, box-shadow .3s ease;}
.journal-thumb img {display: block; width: 100%; height: 100%; object-fit: fill;}
.journal-card:hover .journal-thumb {transform: translateY(-6px); box-shadow: 0 28px 52px rgba(18, 32, 63, .2);}
.journal-zoom {z-index: 5; position: absolute; left: 50%; top: 50%; width: 100px; height: 100px; border-radius: 50%; display: flex; justify-content: center; align-items: center; transform: translate(-50%, -50%); background-color: rgba(var(--color-primary-rgb, 0, 100, 255), .72); opacity: 0; pointer-events: none; transition: .2s ease-in-out;}
.journal-zoom::before {content: ''; width: calc(100% - 7px); height: calc(100% - 7px); border: 2px solid rgba(255, 255, 255, .8); position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); border-radius: 50%;}
.journal-zoom i {position: relative; color: #fff; font-size: 26px;}
.journal-card:hover .journal-zoom {opacity: 1;}
.journal-title {display: block; margin-top: 22px; color: var(--color-ink); font-size: 19px; font-weight: 700; line-height: 1.5; word-break: keep-all;}

@media (prefers-reduced-motion: reduce) {
    .journal-card {transition: none; opacity: 1; transform: none;}
}

@media (max-width: 767px) {
    .journal-grid {grid-template-columns: repeat(2, 1fr); gap: 32px 16px;}
    .journal-title {margin-top: 16px; font-size: 16px;}
    .journal-zoom {width: 68px; height: 68px;}
    .journal-zoom i {font-size: 18px;}
}

/* ----- 학회행사 - 역대행사(학술대회 아카이브) ----- */
.evt-wrap {position: relative; max-width: 1200px; margin: 0 auto;}
.evt-list {display: flex; flex-direction: column; gap: 24px;}
.evt-item {box-sizing: border-box; display: flex; gap: 36px; padding: 28px; border: 2px solid #e5e5e5; border-radius: 16px; background: #fff;}
.evt-thumb {flex-shrink: 0; align-self: flex-start; width: 300px; overflow: hidden; border-radius: 12px; background: #eef1f6;}
.evt-thumb img {display: block; width: 100%; height: auto;}
.evt-item.is-end .evt-thumb img {filter: grayscale(.15);}
.evt-info {flex: 1; min-width: 0; display: flex; flex-direction: column; justify-content: center;}
.evt-head {display: flex; flex-direction: column; align-items: flex-start; gap: 10px;}
.evt-year {flex-shrink: 0; display: inline-flex; align-items: center; height: 34px; padding: 0 18px; border-radius: 50px; background: #E9F6FF; color: var(--color-primary-dark); font-size: 20px; font-weight: 700;}
.evt-tit {display: block; font-size: 24px; font-weight: 800; line-height: 1.45; color: var(--color-ink); word-break: keep-all;}
.evt-detail {display: flex; flex-direction: column; gap: 12px; margin-top: 32px;}
.evt-detail-item {display: flex; align-items: center; gap: 14px; padding: 10px 16px; background: #f5f7fa; border-radius: 100px;}
.evt-detail-ico {flex-shrink: 0; display: flex; align-items: center; justify-content: center; width: 38px; height: 38px; border-radius: 50%; background: #fff; border: 2px solid #eef1f6; box-shadow: 0 4px 10px rgba(15, 23, 42, .14); font-size: 15px;}
.evt-detail-ico i {color: var(--color-primary-dark);}
.evt-detail-label {flex-shrink: 0; width: 84px; font-size: 16px; font-weight: 700; color: var(--color-ink);}
.evt-detail-item p {margin: 0; padding-left: 14px; border-left: 1px solid #dde2ea; font-size: 18px; font-weight: 500; line-height: 1.5; color: #444; word-break: keep-all;}
.evt-more {align-self: flex-end; display: inline-flex; align-items: center; margin-top: 28px; padding: 10px 22px; border: 0; border-radius: 8px; background: var(--color-primary); color: #fff; font-size: 17px; font-weight: 700; text-decoration: none; white-space: nowrap; box-shadow: 0 6px 14px rgba(var(--color-primary-rgb), .22); transition: background-color .25s ease;}
.evt-more:hover {background: var(--color-primary-dark);}

@media (max-width: 900px) {
    .evt-item {flex-direction: column; align-items: center; gap: 20px;}
    .evt-thumb {align-self: center; width: 200px;}
    .evt-more {align-self: center;}
}

@media (max-width: 767px) {
    .evt-list {gap: 18px;}
    .evt-item {padding: 20px; border-radius: 12px;}
    .evt-year {height: 30px; padding: 0 14px; font-size: 18px;}
    .evt-tit {font-size: 19px;}
    .evt-detail {margin-top: 22px; gap: 10px;}
    .evt-detail-item {padding: 5px 0px; gap: 10px;}
    .evt-detail-ico {width: 32px; height: 32px; font-size: 13px;}
    .evt-detail-label {width: 64px; font-size: 14px;}
    .evt-detail-item p {padding-left: 10px; font-size: 15px;}
    .evt-more {margin-top: 20px; padding: 9px 18px; font-size: 15px;}
}

@media (max-width: 480px) {
    .evt-thumb {width: 150px;}
}


/* ----- 학회행사 - 학술대회 상세(자세히보기) ----- */
.evt-detail-wrap {position: relative; max-width: 1200px; margin: 0 auto;}
.edt-section {margin-top: 70px;}
.edt-section-tit {position: relative; padding-left: 16px; margin-bottom: 30px; font-size: 26px; font-weight: 800; color: var(--color-ink); word-break: keep-all;}
.edt-section-tit::before {content: ''; position: absolute; left: 0; top: 5px; bottom: 5px; width: 5px; border-radius: 3px; background: var(--color-primary);}
.edt-post {display: flex; gap: 60px; padding: 40px; background: #f7f8fa; border-radius: 28px;}
.edt-post-thumb {flex-shrink: 0; align-self: flex-start; width: 380px; overflow: hidden; border-radius: 18px; background: #eef1f6;}
.edt-post-thumb img {display: block; width: 100%; height: auto;}
.edt-post-info {flex: 1; min-width: 0; padding-top: 10px;}
.edt-post-tit {margin: 0 0 34px; font-size: 34px; font-weight: 800; line-height: 1.4; color: var(--color-ink); word-break: keep-all;}
.edt-post-detail {margin-top: 0;}
.edt-file-link {display: inline-flex; align-items: center; gap: 6px; color: var(--color-primary-dark); font-weight: 700; text-decoration: underline; text-underline-offset: 3px;}
.edt-file-link:hover {color: var(--color-primary);}
.edt-file-link .bi {font-size: 15px;}
.evt-detail-item.is-files {align-items: flex-start; border-radius: 28px;}
.evt-detail-item.is-files .evt-detail-label {padding-top: 8px;}
.evt-file-list {flex: 1; min-width: 0; margin: 0; padding: 0 0 0 14px; list-style: none; border-left: 1px solid #dde2ea; display: flex; flex-direction: column; gap: 8px;}
.evt-file-list li {font-size: 17px; line-height: 1.5; word-break: break-all;}
.evt-file-list .edt-file-link {color: #444; font-weight: 500; text-decoration: none;}
.evt-file-list .edt-file-link:hover {color: var(--color-primary-dark); text-decoration: underline;}

@media (max-width: 767px) {
    .evt-detail-item.is-files {border-radius: 20px;}
    .evt-detail-item.is-files .evt-detail-label {padding-top: 6px;}
    .evt-file-list {padding-left: 10px;}
    .evt-file-list li {font-size: 15px;}
}

.edt-day + .edt-day {margin-top: 50px;}
.edt-day-tit {display: flex; align-items: baseline; gap: 12px; margin: 0 0 22px; padding: 15px 22px; border-radius: 10px; background: var(--color-ink); color: #fff; font-size: 20px; font-weight: 800;}
.edt-day-tit span {font-size: 15px; font-weight: 500; color: rgba(255, 255, 255, .65);}

.edt-timetable {display: flex; flex-direction: column; gap: 14px;}
.edt-row {display: flex; align-items: flex-start; gap: 20px;}
.edt-row-time {flex-shrink: 0; width: 100px; padding-top: 16px; font-size: 16px; font-weight: 700; color: var(--color-ink);}
.edt-row-tracks {flex: 1; min-width: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px;}

.edt-track {display: flex; align-items: center; gap: 16px; min-width: 0; padding: 14px 20px; background: #fff; border: 1px solid #eef1f7; border-radius: 14px; box-shadow: 0 6px 18px rgba(15, 23, 42, .05);}
.edt-track.is-plain {justify-content: center; background: #f7f8fa; border: 0; box-shadow: none; color: var(--color-gray); font-weight: 600;}
.edt-track-body {flex: 1; min-width: 0;}
.edt-track-tit {margin: 0; font-size: 17px; font-weight: 700; color: var(--color-ink); word-break: keep-all;}
.edt-track-sub {margin: 4px 0 0; font-size: 15px; font-weight: 500; color: #888; word-break: keep-all;}
.edt-track-remark {flex-shrink: 0; padding: 6px 14px; border-radius: 100px; background: #f5f7fa; color: #666; font-size: 14px; font-weight: 600; white-space: nowrap;}
.edt-venue-name {display: block; font-size: 26px; font-weight: 800; color: var(--color-ink);}
.edt-venue-addr {display: flex; align-items: center; gap: 8px; margin: 10px 0 0; font-size: 18px; font-weight: 500; color: #555; word-break: keep-all;}
.edt-venue-addr .bi {color: var(--color-primary);}
.edt-way-tit {margin: 40px 0 18px; font-size: 20px; font-weight: 800; color: var(--color-ink);}
.edt-way-list {margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 22px;}
.edt-way-item {padding: 22px 26px; background: #f7f8fa; border-radius: 14px;}
.edt-way-route {margin: 0; font-size: 19px; font-weight: 700; color: var(--color-ink); word-break: keep-all;}
.edt-way-desc {margin: 10px 0 0; font-size: 17px; font-weight: 500; color: #555; word-break: keep-all;}
.edt-note {padding: 30px 34px; background: #f7f8fa; border-radius: 14px;}
.edt-reg-tit {margin: 0 0 22px; font-size: 19px; font-weight: 800; color: var(--color-ink);}
.edt-reg-sub {margin: 30px 0 14px; font-size: 17px; font-weight: 700; color: var(--color-ink);}
.edt-reg-sub:first-of-type {margin-top: 0;}
.edt-table-wrap {overflow-x: auto;}
.edt-table {width: 100%; min-width: 480px; border-collapse: collapse;}
.edt-table th, .edt-table td {padding: 13px 14px; border: 1px solid #e2e6ee; font-size: 16px; text-align: center; word-break: keep-all;}
.edt-table th {background: var(--color-ink); color: #fff; font-weight: 700;}
.edt-table td {background: #fff; color: #444; font-weight: 500;}
.edt-table td.is-left {text-align: left; line-height: 1.7;}
.edt-table tbody tr:nth-child(even) td {background: #fafbfd;}
.edt-reg-notes {margin: 14px 0 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 6px;}
.edt-reg-notes li {position: relative; padding-left: 14px; font-size: 15px; font-weight: 500; color: #666; word-break: keep-all;}
.edt-reg-notes li::before {content: '-'; position: absolute; left: 0; color: #aab1bf;}

@media (max-width: 1024px) {
    .edt-post {flex-direction: column; gap: 24px; padding: 15px;}
    .edt-post-thumb {width: 100%; max-width: 320px; margin: 0 auto;}
    .edt-post-tit {font-size: 28px; margin-bottom: 24px;}
}

@media (max-width: 767px) {
    .edt-post-tit {font-size: 22px;}
    .edt-section {margin-top: 50px;}
    .edt-section-tit {font-size: 22px; margin-bottom: 22px;}
    .edt-day-tit {padding: 12px 18px; font-size: 18px;}
    .edt-row {flex-direction: column; align-items: stretch; gap: 8px;}
    .edt-row-time {width: auto; padding-top: 0;}
    .edt-row-tracks {flex: none; width: 100%; grid-template-columns: 1fr;}
    .edt-track {flex-wrap: wrap; padding: 12px 16px;}
    .edt-venue-name {font-size: 22px;}
    .edt-way-item {padding: 18px 20px;}
    .edt-way-route {font-size: 17px;}
    .edt-way-desc {font-size: 15px;}
    .edt-note {padding: 20px 22px;}
    .edt-reg-tit {font-size: 17px;}
    .edt-reg-sub {font-size: 16px;}
    .edt-table th, .edt-table td {padding: 10px 12px; font-size: 14px;}
}