@charset "utf-8";
/* ==========================================================
   sub.css — 서브 페이지 전용
   ========================================================== */

/* ==========================================================
   공통 골격
   ========================================================== */

#wrapper, #ft { min-width: 0; }
#container_wr { width: auto; max-width: none; }
#container {
    float: none;
    width: min(1400px, calc(100% - 40px));
    margin: 20px auto;
}

.page-wrap { min-height: calc(100vh - var(--ft-h)); }

/* ==========================================================
   서브 페이지 상단 (GNB)
   ========================================================== */
.is-board .gnb:not(.is-solid):not(.is-nav-open),
.is-design .gnb:not(.is-solid):not(.is-nav-open) {
    background: transparent;
    box-shadow: none;
}
.is-board .gnb:not(.is-solid) .gnb-menu .gnb-1d,
.is-design .gnb:not(.is-solid) .gnb-menu .gnb-1d {
    color: #FFFFFF;
    text-decoration: none;
}
.is-board .gnb:not(.is-solid) .gnb-menu .gnb-1d i:nth-child(2),
.is-design .gnb:not(.is-solid) .gnb-menu .gnb-1d i:nth-child(2) { color: #6AA3F4; }
.is-board .gnb .gnb-logo a,
.is-design .gnb .gnb-logo a { text-decoration: none; }
.is-board .gnb a:hover,
.is-board .gnb a:focus { text-decoration: none; }
/* ==========================================================
   서브 히어로
   ========================================================== */
.sub-hero, .sub-hero * { box-sizing: border-box; }
.sub-hero {
    position: relative;
    z-index: 3;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    min-height: clamp(400px, 50vh, 580px);
    padding: 150px 0 0;
    background: #070B12;
    font-family: 'Pretendard', sans-serif;
}
.sub-hero-bg { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.sub-hero-field {
    position: absolute; inset: 0;
    background:
        radial-gradient(58% 96% at 8% 0%,   rgba(74,142,240,0.26) 0%, transparent 64%),
        radial-gradient(64% 100% at 72% 104%, rgba(46,100,190,0.20) 0%, transparent 62%),
        linear-gradient(158deg, #0A1220 0%, #070B12 54%, #05080E 100%);
}
.sub-hero-field::before {
    content: '';
    position: absolute; inset: 0;
    background-image:
        repeating-linear-gradient(90deg, rgba(150,190,238,0.09) 0 1px, transparent 1px 96px),
        repeating-linear-gradient(0deg,  rgba(150,190,238,0.06) 0 1px, transparent 1px 96px);
    -webkit-mask-image: linear-gradient(180deg, transparent, #000 44%, #000 82%, transparent);
            mask-image: linear-gradient(180deg, transparent, #000 44%, #000 82%, transparent);
}
.sub-hero-field::after {
    content: '';
    position: absolute; inset: -20%;
    background: repeating-linear-gradient(112deg,
        rgba(150,190,238,0.05) 0 2px,
        transparent 2px 130px);
    -webkit-mask-image: radial-gradient(72% 84% at 74% 14%, #000 0%, transparent 74%);
            mask-image: radial-gradient(72% 84% at 74% 14%, #000 0%, transparent 74%);
}
.sub-hero-photo {
    position: absolute; inset: 0;
    background: var(--hero-img, none) center / cover no-repeat;
    opacity: 0.2;
    mix-blend-mode: screen;
    -webkit-mask-image: linear-gradient(180deg, #000 0%, rgba(0,0,0,0.65) 55%, transparent 100%);
            mask-image: linear-gradient(180deg, #000 0%, rgba(0,0,0,0.65) 55%, transparent 100%);
}
.sub-hero-cols { position: absolute; inset: 0; display: flex; justify-content: space-between; padding: 0 var(--etrl-gut); }
.sub-hero-cols span { width: 1px; background: linear-gradient(180deg, transparent, rgba(150,190,238,0.14) 30%, rgba(150,190,238,0.14) 70%, transparent); }
.sub-hero-cols span:nth-child(2),
.sub-hero-cols span:nth-child(3),
.sub-hero-cols span:nth-child(4) { opacity: 0; }
.sub-hero-grain {
    position: absolute; inset: 0;
    opacity: 0.05;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");
}
.sub-hero .sub-inner {
    position: relative;
    z-index: 1;
    width: min(1400px, calc(100% - 48px));
    margin: 0 auto;
    text-align: center;
}

/* 영문 제목 */
.sub-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: clamp(16px, 1.8vw, 30px);
    margin: 0;
    font-family: 'Chakra Petch', sans-serif;
    font-size: clamp(42px, 5.2vw, 88px);
    font-weight: 700;
    line-height: 1.02;
    letter-spacing: -0.03em;
    color: #FFFFFF;
}
.sub-title a.sub-title-link,
.sub-title a.sub-title-link:hover,
.sub-title a.sub-title-link:focus { display: contents; color: inherit; text-decoration: none; }
.sub-title a.sub-title-link .sub-ko { transition: color 0.25s ease; }
.sub-title a.sub-title-link:hover .sub-ko { color: #FFFFFF; }

.lab-wrap .lab-title h2 a.lab-title-link,
.lab-wrap .lab-title h2 a.lab-title-link:hover,
.lab-wrap .lab-title h2 a.lab-title-link:focus { color: inherit; text-decoration: none; }
.sub-ln { display: block; overflow: hidden; padding: 0.06em 0.06em; margin: -0.06em -0.06em; }
.sub-ln i {
    display: block;
    font-style: normal;
    transform: translateY(115%);
    animation: subLnUp 1.1s cubic-bezier(0.16, 1, 0.3, 1) 0.15s both;
}
.sub-rule {
    width: clamp(40px, 5vw, 84px);
    height: 2px;
    background: rgba(150, 190, 238, 0.5);
    transform-origin: left;
    animation: subRule 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.62s both;
}
.sub-ko {
    font-family: 'Pretendard', sans-serif;
    font-size:24px;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: rgba(226, 236, 248, 0.9);
    animation: subFadeUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.72s both;
}
@keyframes subLnUp   { to { transform: translateY(0); } }
@keyframes subRule   { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@keyframes subFadeUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

/* ── 위치 선택기 ── */
.sub-loc {
    position: relative;
    z-index: 2;
    width: 100%;
    margin-top: clamp(34px, 4.4vw, 64px);
    padding: 20px 0;
    background: rgba(11, 18, 30, 0.34);
    -webkit-backdrop-filter: blur(18px) saturate(1.25);
            backdrop-filter: blur(18px) saturate(1.25);
    border-top: 1px solid rgba(150, 190, 238, 0.14);
    animation: subFadeUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.82s both;
}
.sub-loc-inner {
    display: flex;
    justify-content: center;
    gap: 8px;
    width: min(1400px, calc(100% - 48px));
    margin: 0 auto;
}
.sub-loc-home,
.sub-sel > button {
    display: flex;
    align-items: center;
    height: 54px;
    background: rgba(255, 255, 255, 0.09);
    border: 1px solid rgba(150, 190, 238, 0.2);
    color: #FFFFFF;
    transition: background-color 0.25s ease, border-color 0.25s ease;
}
.sub-loc-home:hover,
.sub-sel > button:hover { background: rgba(255, 255, 255, 0.17); border-color: rgba(150, 190, 238, 0.36); }

.sub-loc-home {
    justify-content: center;
    width: 54px;
    flex: none;
    text-decoration: none;
}
.sub-loc-home svg { width: 21px; height: 21px; fill: currentColor; }

.sub-sel { position: relative; }
.sub-sel > button {
    justify-content: space-between;
    gap: 18px;
    width: clamp(190px, 17vw, 260px);
    padding: 0 20px;
    font-family: 'Pretendard', sans-serif;
    font-size:18px;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
}
.sub-sel > button b { font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sub-sel > button i {
    display: block;
    width: 18px; height: 18px;
    flex: none;
    color: rgba(226, 236, 248, 0.72);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.sub-sel > button i svg { width: 100%; height: 100%; fill: none; stroke: currentColor; stroke-width: 1.6; }
.sub-sel.is-open > button i { transform: rotate(180deg); }

.sub-sel ul {
    position: absolute;
    left: 0; right: 0; top: calc(100% + 6px);
    margin: 0;
    padding: 6px 0;
    list-style: none;
    background: rgba(10, 14, 22, 0.94);
    -webkit-backdrop-filter: blur(16px);
            backdrop-filter: blur(16px);
    border: 1px solid rgba(150, 190, 238, 0.18);
    box-shadow: 0 18px 44px rgba(0, 0, 0, 0.45);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 0.24s ease,
                transform 0.34s cubic-bezier(0.16, 1, 0.3, 1),
                visibility 0s linear 0.24s;
}
.sub-sel.is-open ul {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    transition-delay: 0s;
}
.sub-sel ul a {
    display: block;
    padding: 11px 20px;
    font-family: 'Pretendard', sans-serif;
    font-size:18px;
    font-weight: 400;
    color: rgba(226, 236, 248, 0.66);
    text-decoration: none;
    transition: color 0.25s ease, background-color 0.25s ease;
}
.sub-sel ul a:hover { color: #FFFFFF; background: rgba(106, 163, 244, 0.14); }
.sub-sel ul a.on { color: #FFFFFF; background: rgba(106, 163, 244, 0.2); }

@media (max-width: 700px) {
    .sub-hero { padding-top: 108px; min-height: 360px; }
    .sub-hero .sub-inner { width: calc(100% - 32px); }
    .sub-title { flex-direction: column; gap: 12px; }
    .sub-ko { font-size:22px; }
    .sub-loc { padding: 12px 0; }
    .sub-rule { width: 46px; }
    .sub-loc-home, .sub-sel > button { height: 46px; font-size:18px; }
    .sub-loc-home { width: 46px; }
    .sub-sel > button { padding: 0 14px; gap: 8px; }
    .sub-sel ul a { font-size:18px; }
}

@media (max-width: 767px) {
    .sub-loc-inner { width: calc(100% - 40px); justify-content: center; }
    .sub-sel { flex: 1 1 0; min-width: 0; }
    .sub-sel > button { width: 100%; }
    .sub-sel.is-open { z-index: 5; }
}
@media (max-width: 480px) {
    .sub-loc-home { display: none; }
    .sub-loc-inner { flex-direction: column; }
    .sub-sel { flex: none; width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
    .sub-ln i, .sub-rule, .sub-ko, .sub-loc { animation: none; }
    .sub-ln i { transform: none; }
    .sub-rule { transform: scaleX(1); }
}
/* ==========================================================
   게시판 페이지 (.is-board)
   ========================================================== */
.is-board .page-wrap { background: #FFFFFF; }
.is-board #container { margin-top: clamp(40px, 5vw, 80px); }

/* ==========================================================
   직접 디자인한 서브 페이지 (.is-design)
   ========================================================== */
.is-design { margin: 0; background: #04070A; }
.is-design .page-wrap { background: #04070A; }
.is-design #wrapper,
.is-design #container_wr { width: auto; max-width: none; margin: 0; padding: 0; }
.is-design #container { width: auto; max-width: none; margin: 0; float: none; }

.sub, .sub * { box-sizing: border-box; }
.sub :where(h1, h2, h3, p, ul, ol, li, dl, dt, dd) { margin: 0; padding: 0; }
.sub ul, .sub ol { list-style: none; }
.sub a { color: inherit; text-decoration: none; }

.sub {
    font-family: 'Pretendard', sans-serif;
    color: #D6E4F4;
    word-break: keep-all;
    overflow-x: hidden;
}
.sub-inner {
    width: min(1400px, calc(100% - 48px));
    margin: 0 auto;
}
.sub-sec { padding: clamp(70px, 9vw, 150px) 0; }

/* ==========================================================
   ABOUT (sub1_1.php)
   ========================================================== */

/* --- 공통 섹션 머리 --- */
.ab-head {
    max-width: 940px;
    margin: 0 auto clamp(48px, 5.6vw, 88px);
    text-align: center;
}
.ab-no {
    display: block;
    font-family: 'Chakra Petch', sans-serif;
    font-size: 18px;
    font-weight: 600;
    color: #6AA3F4;
}
.ab-no::after {
    content: '';
    display: block;
    width: 1px;
    height: clamp(24px, 3vw, 44px);
    margin: 14px auto 0;
    background: linear-gradient(180deg, #6AA3F4, rgba(106, 163, 244, 0));
}
.ab-h {
    margin-top: clamp(14px, 1.6vw, 22px);
    font-size: clamp(30px, 3.6vw, 56px);
    font-weight: 700;
    line-height: 1.24;
    color: #FFFFFF;
}
.ab-p {
    max-width: 62ch;
    margin: clamp(20px, 2.2vw, 30px) auto 0;
    font-size: 22px;
    line-height: 1.6;
    color: rgba(214, 228, 244, 0.62);
}
.ab-p b { font-weight: 600; color: rgba(255, 255, 255, 0.9); }

/* --- 등장 모션 --- */
.is-design [data-reveal] {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity 0.8s ease, transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}
.is-design [data-reveal].is-rv { opacity: 1; transform: translateY(0); }

/* --- 줄 마스크 --- */
.sub i, .sub em, .sub address { font-style: normal; }
.ab-ln {
    display: block;
    padding: 0.1em 0.06em;
    margin: -0.1em -0.06em;
    overflow: hidden;
}
.ab-ln i {
    display: block;
    transform: translateY(112%);
    transition: transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}
.ab-ln:nth-of-type(2) i { transition-delay: 0.12s; }
.ab-ln:nth-of-type(3) i { transition-delay: 0.24s; }
.is-design .ab-lead-tx[data-reveal],
.is-design .ab-cta-tx[data-reveal] { opacity: 1; transform: none; }
.is-design .ab-lead-tx.is-rv .ab-ln i,
.is-design .ab-cta-tx.is-rv .ab-ln i { transform: translateY(0); }

/* --- 이미지 공통 --- */
.ab-img {
    position: relative;
    overflow: hidden;
    background: #070B12;
}
.ab-img img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: saturate(0.82) brightness(0.84) contrast(1.04);
    transform: scale(1.1);
    transition: transform 1.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.ab-img::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background: linear-gradient(150deg, rgba(10,18,32,0.22) 0%, rgba(4,7,10,0.3) 100%);
}
.is-design .ab-img[data-reveal] { opacity: 1; transform: none; }
.is-design .ab-img[data-reveal]::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 2;
    background: #04070A;
    transform-origin: bottom;
    transform: scaleY(1);
    transition: transform 1.1s cubic-bezier(0.16, 1, 0.3, 1);
}
.is-design .ab-img[data-reveal].is-rv::before { transform: scaleY(0); }
.is-design .ab-img.is-rv img,
.is-design .is-rv .ab-img img { transform: scale(1); }

/* --- 작은 라벨 --- */
.ab-tag {
    display: block;
    font-family: 'Chakra Petch', sans-serif;
    font-size: 18px;
    font-weight: 600;
    color: rgba(106, 163, 244, 0.85);
}

/* ==========================================================
   ABOUT — 정체성
   ========================================================== */
.ab-lead { padding-top: clamp(80px, 10vw, 170px); text-align: center; }
.ab-lead-tx {
    font-size: clamp(30px, 4.4vw, 66px);
    font-weight: 700;
    line-height: 1.26;
    color: #FFFFFF;
}
.ab-lead-tx em { color: #6AA3F4; }
.ab-lead-desc {
    max-width: 64ch;
    margin: clamp(28px, 3vw, 44px) auto 0;
    font-size: 22px;
    line-height: 1.6;
    color: rgba(214, 228, 244, 0.6);
}
.ab-lead-desc b { font-weight: 600; color: #FFFFFF; }

/* 숫자 4개 */
.ab-stat {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(20px, 2.4vw, 40px);
    margin-top: clamp(56px, 7vw, 108px);
}
.ab-stat li {
    padding-top: clamp(22px, 2.4vw, 32px);
    border-top: 1px solid rgba(150, 190, 238, 0.2);
    text-align: center;
}
.ab-stat-v {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 8px;
    font-family: 'Chakra Petch', sans-serif;
    color: #FFFFFF;
}
.ab-stat-v b { font-size: clamp(38px, 4.4vw, 62px); font-weight: 700; line-height: 1; }
.ab-stat-v span { font-size: 18px; font-weight: 600; color: #6AA3F4; }
.ab-stat em {
    display: block;
    margin-top: 14px;
    font-size: 18px;
    line-height: 1.4;
    color: rgba(214, 228, 244, 0.5);
}

/* ==========================================================
   전면 이미지 밴드
   ========================================================== */
.ab-band { position: relative; }
.ab-band .ab-img { height: clamp(340px, 46vw, 620px); }
.ab-band-cap {
    position: absolute;
    left: 0;
    right: 0;
    bottom: clamp(28px, 4vw, 60px);
    margin: 0 auto;
    z-index: 3;
    width: min(1400px, calc(100% - 48px));
    text-align: center;
}
.ab-band-cap p {
    margin-top: 14px;
    font-size: clamp(20px, 1.9vw, 28px);
    font-weight: 600;
    line-height: 1.6;
    color: #FFFFFF;
}

/* ==========================================================
   01 연구 배경
   ========================================================== */
.ab-cards {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(10px, 3vw, 20px);
}
.ab-cards li {
    padding-top: clamp(24px, 2.6vw, 34px);
    border-top: 1px solid rgba(150, 190, 238, 0.2);
    text-align: center;
}
.ab-cards h3 {
    margin-top: 16px;
    font-size: clamp(21px, 1.8vw, 26px);
    font-weight: 700;
    line-height: 1.4;
    color: #FFFFFF;
}
.ab-cards p {
    margin-top: 16px;
    font-size: 18px;
    line-height: 1.5;
    color: rgba(214, 228, 244, 0.55);
}

.ab-down {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 80px;
    margin-bottom: 60px;
}
.ab-down-mark {
    position: relative;
    display: block;
    width: 68px;
    height: 68px;
    border: 1px solid rgba(150, 190, 238, 0.18);
}
/* 네 귀퉁이 */
.ab-down-mark b {
    position: absolute;
    width: 10px;
    height: 10px;
    border: 1px solid #6AA3F4;
}
.ab-down-mark .tl { top: -1px; left: -1px;  border-width: 1px 0 0 1px; }
.ab-down-mark .tr { top: -1px; right: -1px; border-width: 1px 1px 0 0; }
.ab-down-mark .bl { bottom: -1px; left: -1px;  border-width: 0 0 1px 1px; }
.ab-down-mark .br { bottom: -1px; right: -1px; border-width: 0 1px 1px 0; }
.ab-down-mark svg {
    display: block;
    width: 100%;
    height: 100%;
    fill: none;
    stroke: #6AA3F4;
    stroke-width: 2;
}
.ab-down-mark path { vector-effect: non-scaling-stroke; }
/* 겹화살표 */
.ab-down-mark .c1 { animation: abChev 2.4s ease-in-out infinite; }
.ab-down-mark .c2 { opacity: 0.35; animation: abChev 2.4s ease-in-out 0.18s infinite; }
@keyframes abChev {
    0%, 100% { opacity: 0.3; }
    45%      { opacity: 1; }
}

.ab-note {
    max-width: 900px;
    margin: 0 auto;
    padding: clamp(34px, 3.6vw, 50px) clamp(24px, 3vw, 46px);
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid rgba(150, 190, 238, 0.14);
    border-top: 2px solid #6AA3F4;
    text-align: center;
}
.ab-note-k {
    display: inline-block;
    padding: 3px 12px;
    background: rgba(106, 163, 244, 0.14);
    font-family: 'Chakra Petch', sans-serif;
    font-size: 15px;
    font-weight: 600;
    color: #6AA3F4;
}
.ab-note-tx {
    display: block;
    margin-top: clamp(16px, 1.8vw, 24px);
    font-size: clamp(19px, 1.75vw, 26px);
    font-weight: 500;
    line-height: 1.4;
    color: #FFFFFF;
}
.ab-note-tx em { color: #6AA3F4; font-weight: 700; }

/* ==========================================================
   02 발상의 전환
   ========================================================== */
.ab-ba {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: center;
    gap: clamp(24px, 3.4vw, 60px);
}
.ab-ba-col { text-align: center; padding: clamp(28px, 3vw, 44px) clamp(18px, 2.2vw, 32px); }

.ab-ba-col.is-before .ab-ba-k { color: rgba(214, 228, 244, 0.4); }
.ab-ba-col.is-before h3      { color: rgba(226, 236, 248, 0.58); }
.ab-ba-col.is-before p       { color: rgba(214, 228, 244, 0.42); }
.ab-ba-col.is-before .ab-ba-m { color: rgba(214, 228, 244, 0.3); }

.ab-ba-col.is-after {
    background: rgba(106, 163, 244, 0.06);
    border: 1px solid rgba(106, 163, 244, 0.26);
    border-top: 2px solid #6AA3F4;
}
.ab-ba-col.is-after h3 { font-size: clamp(24px, 2.3vw, 34px); }
.ab-ba-col.is-after p { color: rgba(226, 236, 248, 0.82); }
.ab-ba-col.is-after .ab-ba-m {
    color: rgba(150, 190, 238, 0.8);
    border-top-color: rgba(106, 163, 244, 0.3);
}
.ab-ba-k {
    display: block;
    font-family: 'Chakra Petch', sans-serif;
    font-size: 18px;
    font-weight: 600;
    color: #6AA3F4;
}
.ab-ba-col h3 {
    margin-top: 16px;
    font-size: clamp(22px, 2vw, 30px);
    font-weight: 700;
    line-height: 1.4;
    color: #FFFFFF;
}
.ab-ba-col p {
    max-width: 46ch;
    margin: 18px auto 0;
    font-size: 18px;
    line-height: 1.6;
    color: rgba(214, 228, 244, 0.6);
}
.ab-ba-m {
    display: block;
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px solid rgba(150, 190, 238, 0.16);
    font-size: 18px;
    color: rgba(214, 228, 244, 0.45);
}
.ab-ba-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: clamp(38px, 4vw, 56px);
    color: #6AA3F4;
}
.ab-ba-arrow svg {
    width: 100%;
    height: auto;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.4;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* ==========================================================
   03 핵심 연구 3축
   ========================================================== */
.ab-split { display: block; }
.ab-split .ab-img.is-tall {
    margin-top: clamp(40px, 4.6vw, 72px);
    aspect-ratio: 21 / 9;
}

.ab-axis-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(10px, 3vw, 20px);
    margin-top: clamp(56px, 6.4vw, 100px);
}
.ab-axis-list > li { text-align: center; }
.ab-axis-list a {
    display: block;
    padding-top: clamp(24px, 2.6vw, 34px);
    border-top: 1px solid rgba(150, 190, 238, 0.2);
    transition: border-color 0.3s ease;
}
.ab-axis-list a:hover { border-top-color: #6AA3F4; }
.ab-axis-list h3 {
    margin-top: 16px;
    font-size: clamp(22px, 1.9vw, 28px);
    font-weight: 700;
    line-height: 1.35;
    color: #FFFFFF;
}
.ab-axis-sub {
    margin-top: 10px;
    font-size: 18px;
    color: rgba(214, 228, 244, 0.5);
}
.ab-dot {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: clamp(24px, 2.6vw, 34px);
}
.ab-dot li {
    padding: 12px 14px;
    background: rgba(255, 255, 255, 0.06);
    font-size: 17px;
    line-height: 1.6;
    color: rgba(214, 228, 244, 0.82);
}
.ab-go {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: clamp(22px, 2.4vw, 30px);
    font-family: 'Chakra Petch', sans-serif;
    font-size: 18px;
    font-weight: 600;
    color: #6AA3F4;
}
.ab-go i { display: inline-flex; width: 18px; transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1); }
.ab-go svg { width: 100%; height: auto; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.ab-axis-list a:hover .ab-go i { transform: translateX(5px); }

/* ==========================================================
   04 기대효과
   ========================================================== */
.ab-impact-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(10px, 2.6vw, 20px);
}
.ab-impact-list li {
    padding-top: clamp(22px, 2.4vw, 32px);
    border-top: 1px solid rgba(150, 190, 238, 0.2);
    text-align: center;
}
.ab-impact-list b {
    display: block;
    font-family: 'Chakra Petch', sans-serif;
    font-size: clamp(28px, 2.8vw, 40px);
    font-weight: 700;
    line-height: 1;
    color: rgba(106, 163, 244, 0.55);
}
.ab-impact-list h3 {
    margin-top: 16px;
    font-size: clamp(19px, 1.6vw, 23px);
    font-weight: 700;
    line-height: 1.4;
    color: #FFFFFF;
}
.ab-impact-list p {
    margin-top: 14px;
    font-size: 18px;
    line-height: 1.6;
    color: rgba(214, 228, 244, 0.55);
}

.ab-plat {
    margin-top: clamp(56px, 6vw, 92px);
    padding-top: clamp(30px, 3.2vw, 46px);
    border-top: 1px solid rgba(150, 190, 238, 0.2);
    text-align: center;
}
.ab-plat-k {
    display: block;
    font-family: 'Chakra Petch', sans-serif;
    font-size: 28px;
    font-weight: 600;
    color: #6AA3F4;
}
.ab-plat ul {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: clamp(26px, 2.8vw, 40px);
}
.ab-plat li {
    flex: none;
    position: relative;
    display: block;
    --d: clamp(216px, 20.5vw, 296px);
    --cpad: clamp(22px, 2.2vw, 34px);
    width: var(--d);
    aspect-ratio: 1;
    padding: calc(var(--d) / 2 - 87px) var(--cpad) 0;
    text-align: center;
    background: rgba(106, 163, 244, 0.07);
    border: 1px solid rgba(150, 190, 238, 0.3);
    border-radius: 50%;
    font-size: 18px;
    line-height: 1.6;
    color: rgba(214, 228, 244, 0.6);
}
.ab-plat li + li { margin-left: clamp(-64px, -4.4vw, -48px); }

.ab-plat li em {
    position: absolute;
    left: var(--cpad);
    right: var(--cpad);
    top: 50%;
    translate: 0 -35%;
    font-size: 20px;
    font-weight: 600;
    line-height: 1.6;
    color: #FFFFFF;
}

@media (max-width: 900px) {
    .ab-plat ul { flex-direction: column; align-items: center; }
    .ab-plat li + li { margin-left: 0; margin-top: -18px; }
}

/* ==========================================================
   맺음
   ========================================================== */
.ab-cta {
    position: relative;
    text-align: center;
    padding: clamp(100px, 12vw, 190px) 0;
    overflow: hidden;
}
.ab-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 0;
    background: var(--cta-img) center / cover no-repeat;
    filter: saturate(0.7) brightness(0.4) contrast(1.05);
}
.ab-cta::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(180deg, rgba(4,7,10,0.72) 0%, rgba(4,7,10,0.86) 100%);
}
.ab-cta .sub-inner { position: relative; z-index: 2; }
.ab-cta-tx {
    font-size: clamp(28px, 3.8vw, 56px);
    font-weight: 700;
    line-height: 1.28;
    color: #FFFFFF;
}
.ab-cta-tx em { color: #6AA3F4; }
.ab-cta-desc {
    max-width: 60ch;
    margin: clamp(24px, 2.6vw, 36px) auto 0;
    font-size: 22px;
    line-height: 1.6;
    color: rgba(214, 228, 244, 0.62);
}
.ab-cta-btns {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: clamp(34px, 3.6vw, 52px);
}
.ab-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 34px;
    border: 1px solid rgba(150, 190, 238, 0.35);
    font-size: 18px;
    font-weight: 600;
    color: #D6E4F4;
    transition: border-color 0.25s ease, background 0.25s ease, color 0.25s ease;
}
.ab-btn:hover { border-color: #6AA3F4; color: #FFFFFF; }
.ab-btn.is-fill { background: #2C6FD1; border-color: #2C6FD1; color: #FFFFFF; }
.ab-btn.is-fill:hover { background: #3C7FE1; border-color: #3C7FE1; }

/* ==========================================================
   카드 그래픽
   ========================================================== */
.ab-ico {
    width: clamp(64px, 6vw, 80px);
    height: clamp(64px, 6vw, 80px);
    margin: 0 auto clamp(18px, 2vw, 26px);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(106, 163, 244, 0.3);
    background: rgba(106, 163, 244, 0.06);
    color: #6AA3F4;
}
.ab-ico svg {
    width: 52%;
    height: 52%;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.3;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* 카드 */
.ab-cards li,
.ab-axis-list a,
.ab-impact-list li {
    padding: clamp(30px, 3.2vw, 46px) clamp(20px, 2.2vw, 30px);
    background: rgba(255, 255, 255, 0.028);
    border: 1px solid rgba(150, 190, 238, 0.14);
    border-top: 2px solid rgba(106, 163, 244, 0.5);
}
.ab-axis-list a { transition: background 0.3s ease, border-top-color 0.3s ease; }
.ab-axis-list a:hover {
    background: rgba(255, 255, 255, 0.05);
    border-top-color: #6AA3F4;
}

.ab-impact-list li {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    column-gap: clamp(18px, 1.8vw, 26px);
    align-items: start;
    padding: clamp(24px, 2.4vw, 32px) clamp(20px, 2.2vw, 30px);
    text-align: left;
}
.ab-impact-list b {
    grid-row: 1 / span 2;
    width: 46px;
    height: 46px;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(106, 163, 244, 0.3);
    background: rgba(106, 163, 244, 0.06);
    font-size: 20px;
    color: #6AA3F4;
}
.ab-impact-list h3 { margin-top: 0; }
.ab-impact-list p { margin-top: 10px; }

.ab-stat li { background: none; border: 0; border-top: 1px solid rgba(150, 190, 238, 0.2); }

/* ==========================================================
   3축 도형판 (.ab-geo)
   ========================================================== */
.ab-geo {
    display: block;
    position: relative;
    width: 100%;
    height: clamp(140px, 13vw, 172px);
    margin-bottom: clamp(20px, 2.2vw, 28px);
    perspective: 640px;
}
.ab-geo > span {
    position: absolute;
    top: 50%;
    left: 50%;
    translate: -50% -50%;
}

/* --- 01 직관 제어 코어 --- */
.ab-geo-1 .r {
    width: clamp(96px, 9.5vw, 122px);
    aspect-ratio: 1;
    border-radius: 50%;
    border: 1.5px solid rgba(150, 190, 238, 0.3);
    animation: abSpinY 9s linear infinite;
}
.ab-geo-1 .r1 { border-style: dashed; }
.ab-geo-1 .r2 { animation-delay: -3s; }
.ab-geo-1 .r3 { border-color: #6AA3F4; animation-delay: -6s; }
.ab-geo-1 .axis {
    width: 1px;
    height: clamp(118px, 12vw, 146px);
    background: linear-gradient(180deg, transparent, rgba(150, 190, 238, 0.34), transparent);
}
@keyframes abSpinY { from { rotate: y 0deg; } to { rotate: y 360deg; } }

/* --- 02 멀티모달 인터랙션 --- */
.ab-geo-2 .hoop {
    width: clamp(112px, 11vw, 140px);
    aspect-ratio: 1;
    border-radius: 50%;
    border: 1.5px solid rgba(150, 190, 238, 0.22);
}
.ab-geo-2 .c {
    width: clamp(64px, 6.6vw, 84px);
    aspect-ratio: 1;
    border-radius: 50%;
    border: 1.5px solid;
}
.ab-geo-2 .c1 {
    border-color: rgba(226, 236, 248, 0.5);
    border-style: dashed;
    animation: abVennL 6s ease-in-out infinite alternate;
}
.ab-geo-2 .c2 {
    border-color: #6AA3F4;
    animation: abVennR 6s ease-in-out infinite alternate;
}
.ab-geo-2 .dot { width: 5px; height: 5px; border-radius: 50%; background: #6AA3F4; }
@keyframes abVennL { from { transform: translateX(-27px); } to { transform: translateX(-7px); } }
@keyframes abVennR { from { transform: translateX(27px); }  to { transform: translateX(7px); } }

/* --- 03 디지털 트윈 --- */
.ab-geo-3 .mid {
    width: 1px;
    height: clamp(118px, 12vw, 146px);
    background: repeating-linear-gradient(180deg,
        rgba(150, 190, 238, 0.4) 0 5px, transparent 5px 11px);
}
.ab-geo-3 .b {
    width: clamp(56px, 5.8vw, 72px);
    aspect-ratio: 3 / 4;
    border: 1.5px solid;
}
.ab-geo-3 .b1 {
    border-color: rgba(226, 236, 248, 0.5);
    animation: abTwinL 5.5s ease-in-out infinite alternate;
}
.ab-geo-3 .b2 {
    border-color: #6AA3F4;
    border-style: dashed;
    animation: abTwinR 5.5s ease-in-out infinite alternate;
}
@keyframes abTwinL { from { transform: translate(-46px, 6px); }  to { transform: translate(-46px, -6px); } }
@keyframes abTwinR { from { transform: translate(46px, -6px); }  to { transform: translate(46px, 6px); } }

.ab-axis-list a .ab-geo-1 .r3,
.ab-axis-list a .ab-geo-2 .c2,
.ab-axis-list a .ab-geo-3 .b2 { transition: border-color 0.3s ease; }
.ab-axis-list a:hover .ab-geo-1 .r3,
.ab-axis-list a:hover .ab-geo-2 .c2,
.ab-axis-list a:hover .ab-geo-3 .b2 { border-color: #8FBEFF; }

@media (prefers-reduced-motion: reduce) {
    .ab-geo * { animation: none !important; }
    .ab-geo-2 .c1 { transform: translateX(-20px); }
    .ab-geo-2 .c2 { transform: translateX(20px); }
    .ab-geo-3 .b1 { transform: translateX(-46px); }
    .ab-geo-3 .b2 { transform: translateX(46px); }
}

/* ==========================================================
   ABOUT US — 표제
   ========================================================== */
.ab-word {
    font-family: 'Chakra Petch', sans-serif;
    font-size: 32px;
    font-weight: 700;
    line-height: 1;
    text-transform: uppercase;
    white-space: nowrap;
}
/* 속 빈 글자 */
.ab-word-a {
    color: transparent;
    -webkit-text-stroke: 1px rgba(150, 190, 238, 0.55);
}
.ab-word-b {
    margin-left: 0.28em;
    color: #FFFFFF;
}
.ab-word-rule {
    display: block;
    width: 1px;
    height: 30px;
    margin: 18px auto 20px;
    background: linear-gradient(180deg, rgba(106, 163, 244, 0.7), rgba(106, 163, 244, 0));
}
@supports not (-webkit-text-stroke: 1px #000) {
    .ab-word-a { color: rgba(150, 190, 238, 0.42); }
}

/* ==========================================================
   반응형
   ========================================================== */
@media (max-width: 1100px) {
    .ab-stat { grid-template-columns: repeat(2, 1fr); }
    .ab-cards, .ab-axis-list, .ab-impact-list { grid-template-columns: 1fr; }
    .ab-split .ab-img.is-tall { aspect-ratio: 16 / 9; }
    .ab-ba { grid-template-columns: 1fr; }
    .ab-ba-arrow { width: 34px; margin: 0 auto; transform: rotate(90deg); }
}
@media (max-width: 700px) {
    .sub-inner { width: calc(100% - 32px); }
    .ab-stat { grid-template-columns: 1fr; }
    .ab-band-cap { width: calc(100% - 32px); }
    .ab-band .ab-img { height: 320px; }
}

/* ==========================================================
   Contact (sub1_2.php)
   ========================================================== */
.ct-lead .ab-lead-tx { font-size: clamp(28px, 3.6vw, 50px); }
.ct-lead {
    padding-top: clamp(70px, 8vw, 130px);
    padding-bottom: clamp(44px, 4.6vw, 76px);
    text-align: center;
}

/* --- 연락처 · 찾아오는 길 --- */
.ct-place { padding: clamp(50px, 5.2vw, 84px) 0 0; }
.ct-cols {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
    gap: clamp(16px, 2vw, 28px);
    align-items: stretch;
}

.ct-map-frame {
    position: relative;
    height: 100%;
    min-height: clamp(280px, 30vw, 400px);
    background: #0A1220;
    border: 1px solid rgba(150, 190, 238, 0.14);
    border-top: 2px solid rgba(106, 163, 244, 0.5);
    overflow: hidden;
}
.ct-map-frame iframe {
    position: absolute;
    top: 0;
    left: 0;
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
    filter: invert(0.92) hue-rotate(185deg) saturate(0.6) contrast(0.9);
}

/* --- 약도 + 방문 안내 --- */
/* 약도(HTML) — 낮/야간은 약도 파일이 스스로 정한다. 구글 지도용 색 반전은 걸지 않는다 */
.ct-map-frame.is-embed { background: transparent; }
.ct-map-frame.is-embed iframe { filter: none; }

/* 약도는 칸을 채우되 칸 높이를 키우지 않는다 — 왼쪽 연락처와 높이가 맞는다.
   (구글 지도 iframe 이 쓰던 방식 그대로) */
.ct-map-frame.is-img { background: #FFFFFF; }
.ct-map-frame.is-img a {
    position: absolute;
    inset: 0;
    display: block;
}
.ct-map-frame.is-img img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.ct-notice {
    grid-column: 1 / -1;
    padding: clamp(20px, 2.2vw, 28px) clamp(18px, 2vw, 28px);
    background: #04070A;
    border: 1px solid rgba(150, 190, 238, 0.14);
    border-top: 2px solid rgba(106, 163, 244, 0.5);
    text-align: left;
}
.ct-notice-h {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
    font-family: 'Chakra Petch', sans-serif;
    font-size: 20px;
    font-weight: 700;
    color: #8FBEFF;
}
.ct-notice-lead {
    margin: 14px 0 0;
    font-size: 18px;
    font-weight: 500;
    line-height: 1.6;
    color: #FFFFFF;
    word-break: keep-all;
}
.ct-notice ul {
    margin: 14px 0 0;
    padding: 0;
    list-style: none;
}
.ct-notice li {
    position: relative;
    margin-top: 9px;
    padding-left: 15px;
    font-size: 16px;
    line-height: 1.6;
    color: rgba(214, 228, 244, 0.66);
    word-break: keep-all;
}
.ct-notice li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 11px;
    width: 6px;
    height: 1px;
    background: rgba(150, 190, 238, 0.6);
}
.ct-notice b { font-weight: 700; color: #8FBEFF; }

/* --- 연락처 네 칸 --- */
.ct-list {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 1px;
    background: rgba(150, 190, 238, 0.2);
    border: 1px solid rgba(150, 190, 238, 0.2);
}
.ct-list > div {
    display: grid;
    grid-template-columns: clamp(140px, 13vw, 180px) minmax(0, 1fr);
    column-gap: clamp(16px, 1.8vw, 26px);
    align-items: center;
    padding: clamp(20px, 2.2vw, 28px) clamp(18px, 2vw, 28px);
    background: #04070A;
    text-align: left;
}
.ct-list dt {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 0;
    font-family: 'Chakra Petch', sans-serif;
    font-size: 18px;
    font-weight: 700;
    color: #8FBEFF;
}
.ct-ico {
    display: block;
    flex: none;
    width: 24px;
    height: 24px;
    margin: 0;
}
.ct-ico svg {
    display: block;
    width: 100%;
    height: 100%;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.4;
    stroke-linecap: round;
    stroke-linejoin: round;
}
.ct-list dd {
    margin: 0;
    font-size: 20px;
    font-weight: 500;
    line-height: 1.6;
    color: #FFFFFF;
}
.ct-list dd span {
    display: block;
    margin-top: 12px;
    font-size: 18px;
    font-weight: 400;
    color: rgba(214, 228, 244, 0.66);
}
.ct-list a { transition: color 0.25s ease; }
.ct-list a:hover { color: #8FBEFF; }

/* --- 함께할 분야 --- */
.ct-join { padding-top: clamp(84px, 9vw, 150px); text-align: center; }
.ct-join h2 {
    margin-top: clamp(14px, 1.6vw, 22px);
    font-size: clamp(26px, 2.6vw, 38px);
    font-weight: 700;
    line-height: 1.3;
    color: #FFFFFF;
}
.ct-join > .ab-tag { margin-bottom: 0; }
.ct-fields {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(10px, 2vw, 20px);
    margin-top: clamp(56px, 6vw, 96px);
}
.ct-fields li {
    padding: clamp(28px, 3vw, 40px) clamp(18px, 2vw, 26px);
    background: rgba(255, 255, 255, 0.028);
    border: 1px solid rgba(150, 190, 238, 0.14);
    border-top: 2px solid rgba(106, 163, 244, 0.5);
    text-align: center;
}
.ct-fields h3 {
    font-family: 'Chakra Petch', sans-serif;
    font-size: 21px;
    font-weight: 700;
    line-height: 1.3;
    color: #FFFFFF;
}
.ct-fields p {
    margin-top: 14px;
    font-size: 17px;
    line-height: 1.6;
    color: rgba(214, 228, 244, 0.6);
}

@media (max-width: 1000px) {
    .ct-cols { grid-template-columns: minmax(0, 1fr); }
    /* 한 줄로 쌓이면 높이를 맞출 상대가 없다 — 약도를 본래 비율 그대로 둔다 */
    .ct-map-frame.is-embed { height: auto; min-height: 0; aspect-ratio: 1000 / 543; }
    .ct-map-frame.is-img { height: auto; min-height: 0; }
    .ct-map-frame.is-img a { position: static; }
    .ct-map-frame.is-img img { height: auto; object-fit: fill; }
    .ct-map-frame { min-height: clamp(280px, 42vw, 380px); }
}
@media (max-width: 560px) {
    .ct-list > div { grid-template-columns: minmax(0, 1fr); row-gap: 12px; }
}
@media (max-width: 1100px) {
    .ct-fields { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 700px) {
    .ct-fields { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
    .ab-down-mark .c1, .ab-down-mark .c2 { animation: none; }
}

/* ==========================================================
   About Us — 폰(767px 이하)
   ========================================================== */
@media (max-width: 767px) {
    .sub-inner { width: calc(100% - 40px); }

    /* 머리 · 본문 */
    .ab-lead-tx { font-size: 26px; }
    .ab-lead-desc,
    .ab-p { font-size: 17px; line-height: 1.7; word-break: keep-all; text-wrap: pretty; }
    .ab-h { font-size: 26px; }

    .ab-cards p br, .ab-note-tx br, .ab-impact-list p br,
    .ab-band-cap p br, .ab-cta-desc br, .ab-ba-col p br, .ab-stat em br { display: none; }
    .ab-cards p, .ab-note-tx, .ab-impact-list p,
    .ab-band-cap p, .ab-cta-desc, .ab-ba-col p, .ab-stat em { word-break: keep-all; text-wrap: balance; }

    /* 숫자 4개 */
    .ab-stat { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px 16px; }
    .ab-stat-v b { font-size: 34px; }
    .ab-stat-v span { font-size: 15px; }
    .ab-stat em { margin-top: 10px; font-size: 15px; line-height: 1.5; }

    /* 사진 */
    .ab-band .ab-img { margin: 0; height: 260px; }
    .ab-split .ab-img.is-tall { margin-left: 0; margin-right: 0; }
    .ab-band-cap p { font-size: 17px; line-height: 1.7; }

    .ab-cards h3 { font-size: 20px; }
    .ab-cards p, .ab-ba-col p, .ab-impact-list p { font-size: 16px; line-height: 1.65; }
    .ab-note-k { font-size: 16px; }
    .ab-note-tx { font-size: 17px; line-height: 1.65; }

    .ab-plat ul {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        width: min(332px, calc(100vw - 40px));
        margin-left: auto;
        margin-right: auto;
    }
    .ab-plat li {
        --d: min(172px, calc((100vw - 28px) / 2));
        --cpad: 16px;
        padding-top: calc(var(--d) / 2 - 60px);
        font-size: 15px;
        line-height: 1.6;
    }
    .ab-plat li em { font-size: 16px; }
    .ab-plat li + li { margin: 0; }
    .ab-plat li:nth-child(2n) { margin-left: -12px; }
    .ab-plat li:nth-child(n+3) { margin-top: -12px; }
    .ab-plat-k { font-size: 22px; }

    .ab-cta { padding: 72px 0; }
    .ab-cta-tx { font-size: 26px; }
    .ab-cta-desc { font-size: 16px; line-height: 1.7; }
}

/* ==========================================================
   Contact — 폰(767px 이하)
   ========================================================== */
@media (max-width: 767px) {
    /* 인사말 */
    .ct-lead .ab-lead-tx { font-size: 22px; }
    .ct-lead .ab-ln i { word-break: keep-all; }
    .ct-lead .ab-lead-desc { text-wrap: balance; }

    /* 연락처 */
    .ct-list > div { justify-items: center; text-align: center; }
    .ct-list dt { justify-content: center; font-size: 16px; }
    .ct-list dd { font-size: 17px; line-height: 1.6; }
    .ct-list dd span { margin-top: 8px; font-size: 15px; }

    /* 함께할 분야 */
    .ct-join h2 { font-size: 24px; }
    .ct-fields { gap: 12px; margin-top: 40px; }
    .ct-fields li { padding: 26px 20px; }
    .ct-fields h3 { font-size: 19px; }
    .ct-fields p br { display: none; }
    .ct-fields p { margin-top: 10px; font-size: 16px; word-break: keep-all; text-wrap: balance; }
}

.ct-desc-ln { display: block; }
@media (max-width: 767px) {
    .ct-desc-ln { text-wrap: balance; }
}

/* ==========================================================
   게시판(연구실 스킨)
   ========================================================== */
@media (max-width: 767px) {
    .is-board .lab-wrap { --pad: 0px; }
}

/* ══ 폰 — 본문 행간 · 제목 대비 ══ */
@media (max-width: 767px) {
    .ab-lead-tx { font-size: 30px; }
    .ab-h { font-size: 30px; }
    .ab-cards h3 { font-size: 22px; }
    .ab-plat-k { font-size: 24px; }
    .ab-lead-desc,
    .ab-p,
    .ab-band-cap p,
    .ab-note-tx,
    .ab-cards p,
    .ab-ba-col p,
    .ab-impact-list p,
    .ab-cta-desc { line-height: 1.4; }
}

/* ══ 폰 — 방문 안내 ══ */
@media (max-width: 767px) {
    .ct-notice { padding: 20px 16px; }
    .ct-notice-h { font-size: 17px; }
    .ct-notice-lead { font-size: 16px; }
    .ct-notice li { font-size: 15px; }
}

/* ══ 넓은 화면 — 방문 안내 두 단 ══ */
@media (min-width: 1100px) {
    .ct-notice ul {
        columns: 2;
        column-gap: clamp(28px, 3vw, 52px);
    }
    .ct-notice li { break-inside: avoid; margin-top: 0; margin-bottom: 9px; }
}