:root{
  --accent:#2A3048;
  --accent-soft:#E9ECF4;
  --ink:#000000;
  --font-heading:'Noto Serif KR',serif;
  --font-body:'Pretendard',-apple-system,'Malgun Gothic',sans-serif;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{font-family:var(--font-body);color:var(--ink);background:#fff;-webkit-font-smoothing:antialiased;}
img{max-width:100%;display:block;}
a{color:inherit;}
h1,h2,h3{font-family:var(--font-heading);font-weight:600;margin:0;}
p{margin:0;}
.kh-wrap{max-width:1280px;margin:0 auto;padding:0 24px;}
.kh-wrap--narrow{max-width:860px;}

/* ---------- header ---------- */
.kh-header{background:#fff;color:#000;border-bottom:1px solid #F0F0F0;position:relative;z-index:100;}
.kh-header__inner{max-width:1280px;margin:0 auto;padding:18px 24px;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.logo{display:flex;align-items:center;gap:8px;text-decoration:none;white-space:nowrap;}
.logo-icon{width:32px;height:32px;flex-shrink:0;color:var(--accent,#2A3048);}
.logo-icon svg{width:100%;height:100%;}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-brand{font-family:var(--font-heading);font-size:1rem;font-weight:800;letter-spacing:-0.02em;color:#000;}
.logo-keyword{font-size:.68rem;font-weight:400;color:var(--accent,#2A3048);letter-spacing:.04em;}
.kh-nav{display:flex;}
.kh-nav__list{list-style:none;display:flex;gap:8px;margin:0;padding:0;position:relative;}
.kh-nav__list > li{position:relative;}
.kh-nav__list > li > a{display:block;padding:10px 16px;text-decoration:none;color:#000;font-size:15px;font-weight:600;white-space:nowrap;}
.kh-nav__list .sub-menu{list-style:none;margin:0;padding:10px 0;position:absolute;top:100%;left:0;min-width:220px;background:#fff;border:1px solid #EEE;box-shadow:0 12px 28px rgba(0,0,0,.08);opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .15s ease,transform .15s ease;}
.kh-nav__list .sub-menu a{display:block;padding:10px 20px;text-decoration:none;color:#000;font-size:14px;white-space:nowrap;}
.kh-nav__list .sub-menu a:hover{background:var(--accent-soft);color:var(--accent);}
.kh-nav__list > li:hover > .sub-menu,
.kh-nav__list > li.is-open > .sub-menu{opacity:1;visibility:visible;transform:translateY(0);}
.kh-nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px;flex-direction:column;gap:5px;}
.kh-nav-toggle span{display:block;width:22px;height:2px;background:#000;}

@media (max-width:900px){
  .kh-nav{position:fixed;inset:0;top:60px;background:#fff;flex-direction:column;padding:16px 24px;transform:translateY(-8px);opacity:0;visibility:hidden;transition:opacity .15s ease;overflow-y:auto;}
  .kh-nav.is-open{opacity:1;visibility:visible;transform:translateY(0);}
  .kh-nav__list{flex-direction:column;gap:0;}
  .kh-nav__list .sub-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;border-left:2px solid var(--accent-soft);margin-left:16px;padding:0;}
  .kh-nav-toggle{display:flex;}
}

/* ---------- home hero ---------- */
.kh-hero{position:relative;height:80vh;min-height:480px;overflow:hidden;}
.kh-hero__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 25%;display:block;}
.kh-hero__overlay{position:absolute;inset:0;background:linear-gradient(to bottom,rgba(0,0,0,0.25) 0%,rgba(0,0,0,0.50) 60%,rgba(0,0,0,0.65) 100%);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px;}
.kh-hero__title{color:#fff;font-size:clamp(36px,6vw,64px);margin-bottom:14px;text-shadow:0 2px 8px rgba(0,0,0,.6);}
.kh-hero__sub{color:#fff;font-size:clamp(15px,2vw,19px);white-space:nowrap;text-shadow:0 1px 6px rgba(0,0,0,.55);}

/* ---------- sections ---------- */
.kh-section{padding:72px 0;}
.kh-h2{font-size:clamp(24px,3vw,32px);text-align:center;margin-bottom:28px;white-space:nowrap;}
.kh-lead{font-size:16px;line-height:1.85;color:#333;max-width:760px;margin:0 auto;text-align:center;}

/* ---------- program grid ---------- */
.kh-program-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px;}
.kh-program-card{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:26px 16px;background:#fff;text-decoration:none;color:#000;font-weight:600;font-size:15px;border:1px solid #E7E7E5;transition:border-color .15s ease,color .15s ease;}
.kh-program-card:hover{border-color:var(--accent);color:var(--accent);}

/* ---------- section label (kicker) ---------- */
.section-label{display:block;text-align:center;font-size:.72rem;font-weight:600;letter-spacing:.12em;color:var(--accent,#4a7c59);margin-bottom:.5rem;}

/* ---------- card icons ---------- */
.service-icon,.course-icon{width:40px;height:40px;margin-bottom:1rem;color:var(--accent,#4a7c59);}

/* ---------- case cards (home 3x3) ---------- */
.kh-case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.kh-case-card{display:block;text-decoration:none;color:#000;background:#fff;overflow:hidden;}
.kh-case-card__img{display:block;aspect-ratio:1/1;width:100%;overflow:hidden;}
.kh-case-card__img img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.kh-case-card:hover .kh-case-card__img img{transform:scale(1.05);}
.kh-case-card__label{display:block;padding:14px 4px 4px;font-size:14.5px;font-weight:600;line-height:1.5;}
@media (max-width:760px){.kh-case-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:480px){.kh-case-grid{grid-template-columns:1fr;}}

/* related_cases shortcode cards (inside category / detail body) */
.house-case-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:20px;margin:32px 0;}
.house-case-card{display:block;text-decoration:none;color:#000;background:#fff;overflow:hidden;}
.house-case-card img{width:100%;aspect-ratio:1/1;object-fit:cover;display:block;transition:transform .35s ease;}
.house-case-card:hover img{transform:scale(1.05);}
.house-case-card span{display:block;padding:12px 2px 2px;font-size:14px;font-weight:600;line-height:1.5;}

/* ---------- faq ---------- */
.kh-single__faq{margin-top:36px;padding-top:24px;border-top:1px solid #E5E7EB;}
.kh-single__faq h2{font-family:var(--font-heading);font-size:20px;color:#111;margin:0 0 8px;}
.kh-faq{max-width:760px;margin:0 auto;}
.kh-faq dt{font-weight:700;font-size:16px;margin-top:22px;padding-left:26px;position:relative;}
.kh-faq dt::before{content:"Q";position:absolute;left:0;color:var(--accent);font-family:var(--font-heading);}
.kh-faq dd{margin:8px 0 0;padding-left:26px;color:#4B5563;font-size:15px;line-height:1.75;}
.house-faq{max-width:760px;margin:32px auto;}
.house-faq dt{font-weight:700;font-size:16px;margin-top:20px;}
.house-faq dd{margin:8px 0 0;color:#4B5563;font-size:15px;line-height:1.75;}

/* ---------- closing ---------- */
.kh-closing{position:relative;height:650px;overflow:hidden;}
.kh-closing__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.kh-closing__overlay{position:absolute;inset:0;background:rgba(19,19,19,.55);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px;}
.kh-closing__headline{color:#fff;font-size:clamp(24px,3.4vw,36px);margin-bottom:14px;white-space:normal;}
.kh-closing__sub{color:#fff;font-size:15px;margin-bottom:28px;opacity:.92;}
.kh-closing__btn{display:inline-block;border:1px solid #fff;color:#fff;padding:14px 40px;text-decoration:none;font-weight:600;font-size:15px;border-radius:0;background:transparent;}
.kh-closing__btn:hover{background:#fff;color:#000;}

/* ---------- footer ---------- */
.kh-footer{background:#fff;color:#000;border-top:1px solid #E5E5E5;}
.kh-footer__inner{max-width:1280px;margin:0 auto;padding:40px 24px 24px;text-align:center;}
.kh-footer__nav{display:flex;justify-content:center;gap:64px;text-align:left;flex-wrap:wrap;padding-bottom:28px;margin-bottom:24px;border-bottom:1px solid #EEE;}
.kh-footer__col h3{font-size:13px;font-weight:700;color:#000;margin:0 0 12px;}
.kh-footer__col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;}
.kh-footer__col a{font-size:13px;color:#777;text-decoration:none;}
.kh-footer__col a:hover{color:#000;}
.kh-footer__biz{font-size:13px;color:#555;line-height:1.9;}
.kh-footer__biz a{color:#555;text-decoration:none;}
@media (max-width:600px){
  .kh-footer__nav{gap:32px;justify-content:flex-start;}
}

/* ---------- mobile bottom bar ---------- */
.kh-mobile-bar{display:none;}
@media (max-width:767px){
  .kh-mobile-bar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:999;height:56px;}
  .kh-mobile-bar a{flex:1;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;text-decoration:none;}
  .kh-mobile-bar__counsel{background:var(--accent);color:#fff;}
  .kh-mobile-bar__tel{background:#000;color:#fff;}
  body{padding-bottom:56px;}
}

/* ---------- page (category / about / contact) ---------- */
.kh-page{padding:64px 0 24px;}
.kh-page__title{font-size:clamp(26px,4vw,34px);margin-bottom:24px;}
.kh-page__content{font-size:15.5px;line-height:1.9;color:#333;}
.kh-page__content h2{font-size:20px;margin:34px 0 12px;}
.kh-page__content p{margin-bottom:14px;}

/* ---------- single (교육사례 상세) ---------- */
.kh-single{padding:56px 0 24px;}
.kh-single__hero{background:transparent !important;max-width:720px;margin:0 auto 36px;border-radius:12px;overflow:hidden;text-align:center;}
.kh-single__hero img{width:100%;height:auto;max-height:520px;object-fit:contain;margin:0 auto;background:transparent !important;}
.kh-single__index{font-size:15px;color:#888;letter-spacing:.04em;display:block;margin-bottom:14px;}
.kh-single__title{font-size:28px;font-weight:800;line-height:1.35;margin-bottom:20px;}
.kh-single__body{font-size:15.5px;line-height:1.9;color:#4B5563;}
.kh-single__body h2{font-family:var(--font-heading);font-size:20px;color:#111;margin:32px 0 12px;}
.kh-single__body p{margin-bottom:14px;}

.house-gallery{display:grid !important;grid-template-columns:1fr 1fr;gap:16px;max-width:760px;margin:32px auto;}
.house-gallery img{width:100%;aspect-ratio:3/4;object-fit:cover !important;background:transparent !important;border-radius:8px;cursor:pointer;}
.house-gallery img:last-child:nth-child(odd){grid-column:1/-1;max-width:50%;justify-self:center;}

/* ---------- process ---------- */
.house-process{max-width:760px;margin:32px auto;list-style:none;padding:0;}
.house-process__step{display:flex;gap:16px;align-items:flex-start;margin-top:20px;}
.house-process__no{flex:none;font-family:var(--font-heading);font-size:22px;font-weight:700;color:var(--accent);}
.house-process__text h3{font-size:15.5px;font-weight:700;margin:0 0 4px;color:#111;}
.house-process__text p{margin:0;color:#4B5563;font-size:14.5px;line-height:1.75;}

@media (max-width:767px){
  .house-gallery{grid-template-columns:1fr;}
  .kh-single__title{font-size:22px;}
}

/* ---------- lightbox (교육사례 상세 이미지 확대) ---------- */
.kh-lightbox{position:fixed;inset:0;z-index:9999;background:rgba(0,0,0,.88);display:flex;align-items:center;justify-content:center;}
.kh-lightbox__img{max-width:92vw;max-height:88vh;object-fit:contain;}
.kh-lightbox__close{position:absolute;top:18px;right:24px;background:none;border:0;color:#fff;font-size:36px;line-height:1;cursor:pointer;padding:8px;}
.kh-lightbox__arrow{position:absolute;top:50%;transform:translateY(-50%);background:none;border:0;color:#fff;font-size:40px;line-height:1;cursor:pointer;padding:12px;opacity:.8;}
.kh-lightbox__arrow:hover{opacity:1;}
.kh-lightbox__prev{left:12px;}
.kh-lightbox__next{right:12px;}
@media (max-width:600px){.kh-lightbox__arrow{font-size:30px;}.kh-lightbox__close{font-size:28px;}}

/* ---------- 교육사례 listing (archive) ---------- */
.kh-listing-hero{padding:70px 0 40px;background:var(--accent-soft);}
.kh-listing-hero__label{display:block;font-weight:700;font-size:13px;letter-spacing:.08em;color:var(--accent);margin-bottom:10px;}
.kh-listing-hero__title{color:#111;font-size:clamp(28px,4vw,34px);margin-bottom:14px;}
.kh-listing-hero__desc{color:#4B5563;font-size:15px;max-width:680px;line-height:1.7;}
.kh-listing-grid{display:flex;flex-wrap:wrap;gap:28px 20px;padding:48px 0;}
.kh-listing-item{text-decoration:none;color:#000;display:block;}
.kh-listing-item__img{display:block;overflow:hidden;}
.kh-listing-item__img img{width:100%;height:100%;object-fit:cover;}
.kh-listing-item__label{display:block;margin-top:12px;font-size:15px;font-weight:600;line-height:1.5;}
.kh-listing-item--sm{width:30%;}
.kh-listing-item--sm .kh-listing-item__img{aspect-ratio:5/6;}
.kh-listing-item--lg{width:68%;}
.kh-listing-item--lg .kh-listing-item__img{aspect-ratio:9.45/5;}
.kh-listing-item--md{width:49%;}
.kh-listing-item--md .kh-listing-item__img{aspect-ratio:7/6;}
@media (max-width:760px){
  .kh-listing-item--sm,.kh-listing-item--lg,.kh-listing-item--md{width:100%;}
}

/* ---------- pagination ---------- */
.kh-pagination{display:flex;justify-content:center;align-items:center;gap:10px;padding:24px 0 64px;}
.kh-pagination__num,.kh-pagination__arrow{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;text-decoration:none;color:#000;font-size:14px;font-weight:600;}
.kh-pagination__num.is-current{background:#000;color:#fff;}
.kh-pagination__arrow--disabled{opacity:.3;}

/* ---------- one-line headings (no wrap) ---------- */
.kh-h2,.kh-hero__sub{overflow-wrap:normal;}

/* ---------- nav CTA button ---------- */
.kh-nav__list li.kh-nav-cta{margin-left:6px;}
.kh-nav__list li.kh-nav-cta > a{background:var(--accent);color:#fff !important;padding:10px 20px;}
.kh-nav__list li.kh-nav-cta > a:hover{opacity:.9;}

/* ---------- hero cta / checks ---------- */
.kh-hero__cta{display:flex;gap:14px;justify-content:center;margin-top:6px;margin-bottom:20px;flex-wrap:wrap;}
.kh-btn{display:inline-block;padding:14px 32px;font-weight:600;font-size:15px;text-decoration:none;border-radius:0;}
.kh-btn--fill{background:var(--accent);color:#fff;border:1px solid var(--accent);}
.kh-btn--fill:hover{opacity:.9;}
.kh-btn--outline{background:transparent;color:#fff;border:1px solid #fff;}
.kh-btn--outline:hover{background:#fff;color:#000;}
.kh-btn--fill-accent{background:var(--accent);color:#fff;border:1px solid var(--accent);}
.kh-btn--fill-accent:hover{opacity:.9;}
.kh-hero__checks{list-style:none;display:flex;gap:20px;margin:0;padding:0;flex-wrap:wrap;justify-content:center;}
.kh-hero__checks li{color:#fff;font-size:13.5px;opacity:.92;}
.kh-hero__checks li::before{content:"✓ ";}

/* ---------- card grid (why / why-us / after) ---------- */
.kh-card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.kh-card-grid--3{grid-template-columns:repeat(3,1fr);}
.kh-card{background:#fff;padding:28px 24px;position:relative;}
.kh-card__title{font-size:17px;font-weight:700;font-family:var(--font-body);margin-bottom:10px;}
.kh-card__desc{font-size:14.5px;line-height:1.7;color:#555;}
@media (max-width:760px){.kh-card-grid,.kh-card-grid--3{grid-template-columns:repeat(2,1fr);}}
@media (max-width:480px){.kh-card-grid,.kh-card-grid--3{grid-template-columns:1fr;}}

/* ---------- champions-city border-draw hover ---------- */
.kh-box-hover{position:relative;}
.kh-box-hover::before,.kh-box-hover::after{content:"";position:absolute;width:0;height:0;pointer-events:none;border:0 solid #000;}
.kh-box-hover::before{top:0;left:0;transition:width .3s ease,height .3s ease .3s;}
.kh-box-hover::after{bottom:0;right:0;transition:width .3s ease .3s,height .3s ease;}
.kh-box-hover:hover::before{width:100%;height:100%;border-top-width:1px;border-left-width:1px;}
.kh-box-hover:hover::after{width:100%;height:100%;border-bottom-width:1px;border-right-width:1px;}

/* ---------- center cta / link-more ---------- */
.kh-center-cta{text-align:center;margin-top:32px;}
.kh-link-more{display:inline-block;color:var(--accent);font-weight:600;font-size:14.5px;text-decoration:none;}

/* ---------- about section (home) ---------- */
.kh-about{display:flex;align-items:center;gap:40px;}
.kh-about__text{flex:1.6;}
.kh-about__text p{font-size:15px;line-height:1.85;color:#333;margin-bottom:14px;}
.kh-about__img{flex:0 0 300px;}
.kh-about__img img{width:100%;border-radius:8px;object-fit:cover;aspect-ratio:4/3;}
@media (max-width:760px){.kh-about{flex-direction:column;}.kh-about__img{flex:none;width:100%;max-width:300px;}}

/* ---------- guide hub ---------- */
.kh-wrap--guide{max-width:1100px;}
.kh-guide-hub .kh-h2{white-space:normal;margin-bottom:16px;}
.kh-guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin:44px auto 0;}
.kh-guide-card{display:flex;flex-direction:column;text-decoration:none;color:#000;}
.kh-guide-card__img{display:block;aspect-ratio:4/3;overflow:hidden;}
.kh-guide-card__img img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.kh-guide-card:hover .kh-guide-card__img img{transform:scale(1.05);}
.kh-guide-card__title{font-family:var(--font-heading);font-weight:600;font-size:18px;margin:16px 0 8px;}
.kh-guide-card__desc{font-size:14px;line-height:1.7;color:#555;margin-bottom:10px;}
.kh-guide-more{margin-top:36px;text-align:center;}
.kh-guide-more summary{cursor:pointer;list-style:none;}
.kh-guide-more summary::-webkit-details-marker{display:none;}
.kh-guide-more ul{list-style:none;margin:20px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:10px 28px;text-align:left;}
.kh-guide-more li a{font-size:14px;color:#333;text-decoration:none;}
.kh-guide-more li a:hover{color:var(--accent);}

/* ---------- guide 하단 관련 교육사례: PC 1줄 3열, 썸네일 ≤180px ---------- */
.house-case-grid--guide{grid-template-columns:repeat(3,1fr);gap:16px;}
.house-case-grid--guide .house-case-card img{aspect-ratio:auto;height:170px;}

/* ---------- mobile ---------- */
@media (max-width:767px){
  h1,h2,h3,.kh-card__title,.kh-closing__btn,.kh-btn,.kh-guide-card__title,.kh-nav a{word-break:keep-all;}
  .kh-h2{white-space:normal;}
  .house-case-grid--guide,.kh-guide-grid,.kh-guide-more ul{grid-template-columns:1fr;}
  .kh-nav__list{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
  .kh-nav__list li,.kh-nav__list .sub-menu{display:contents;}
  .kh-nav__list a,.kh-nav__list > li > a,.kh-nav__list .sub-menu a{display:flex;align-items:center;justify-content:center;text-align:center;padding:12px 4px;font-size:12.5px;white-space:normal;border:1px solid #EEE;margin:-1px 0 0 -1px;}
  .kh-nav__list li.kh-nav-cta > a{margin-left:-1px;}
}

/* 교육사례 상세 (DUI급 컴포넌트) */
.kh-single .kh-wrap--narrow{max-width:800px;}
.kh-single__title{font-size:34px;}
.kh-single__body{font-size:17.5px;line-height:1.8;color:#3A404A;word-break:keep-all;overflow-wrap:break-word;}
.kh-single__body h2{font-size:26px;line-height:1.4;margin:0 0 18px;}
.kh-single__body h3{font-family:var(--font-heading);}
.kh-single__body section,.kh-single__body .cx-detail,.kh-single__body .cx-nums,.kh-single__body .cx-toc{margin:56px 0;}
.kh-single__body section[aria-labelledby]{margin-top:8px;}
.kh-single__body .cx-intro{margin:56px 0;}
.kh-single__body .cx-detail section{margin:40px 0;}
.kh-single__body .cx-detail h2{font-size:22px;}
.kh-single__body p{margin-bottom:16px;}
.ui-ic{display:inline-flex;flex:none;color:var(--accent,#2A3048);}
.ui-ic svg{width:100%;height:100%;display:block;}
.cx-photo{margin:0 0 40px;}
.cx-photo img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:12px;display:block;}
section + .cx-photo,.cx-steps + .cx-photo,.cx-detail + .cx-photo{margin-top:56px;margin-bottom:56px;}
.cx-summary{position:relative;background:#F1F3F7;border-radius:14px;padding:30px 32px 30px 38px;box-shadow:0 2px 14px rgba(42,48,72,.08);overflow:hidden;}
.cx-summary::before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--accent,#2A3048);}
.kh-single__body .cx-summary h2{font-size:21px;margin:0 0 14px;color:var(--accent,#2A3048);}
.cx-summary ul,.cx-learn ul,.cx-safe ul,.cx-prep ul{list-style:none;margin:0;padding:0;}
.cx-summary li{display:flex;gap:10px;align-items:flex-start;padding:7px 0;font-size:16.5px;line-height:1.7;}
.cx-summary .ui-ic{margin-top:5px;}
.cx-toc{background:#fff;border:1px solid #DADDE3;border-radius:14px;padding:28px 32px;}
.cx-toc__t{display:block;font-size:19px;color:#111;margin-bottom:14px;}
.cx-toc ol{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:2px 32px;}
.cx-toc li{border-bottom:1px solid #EEF0F3;}
.cx-toc a{display:flex;align-items:baseline;gap:12px;padding:11px 0;font-size:16px;text-decoration:none;color:#2F353F;}
.cx-toc a:hover{color:var(--accent,#2A3048);text-decoration:underline;text-underline-offset:4px;}
.cx-toc__no{flex:none;font-family:var(--font-heading);font-weight:700;font-size:17px;color:#C2A378;}
.cx-nums{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.cx-num{display:block;text-align:center;background:#fff;border:1px solid #E2E4E9;border-radius:14px;padding:26px 12px 20px;text-decoration:none;color:inherit;box-shadow:0 2px 10px rgba(42,48,72,.06);cursor:pointer;transition:transform .2s,box-shadow .2s,border-color .2s;}
.cx-num:hover{transform:translateY(-4px);border-color:var(--accent,#2A3048);box-shadow:0 8px 22px rgba(42,48,72,.14);}
.cx-num b{display:block;font-family:var(--font-heading);font-size:46px;line-height:1.1;font-weight:700;color:var(--accent,#2A3048);}
.cx-num small{font-size:17px;font-weight:600;margin-left:3px;color:#C2A378;}
.cx-num span{display:block;margin-top:10px;font-size:15px;color:#4B5563;}
.cx-learn{background:#fff;border:1px solid #DADDE3;border-radius:14px;padding:28px 32px;}
.cx-learn li{display:flex;gap:10px;align-items:flex-start;padding:6px 0;font-size:17px;}
.cx-learn .ui-ic{margin-top:5px;}
.cx-steps{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:0;}
.cx-step{border:1px solid #E0E2E7;border-top:4px solid var(--accent,#2A3048);border-radius:14px;padding:24px 24px 22px;background:#fff;box-shadow:0 2px 10px rgba(42,48,72,.05);}
.cx-step__no{display:block;font-family:var(--font-heading);font-size:40px;line-height:1;font-weight:700;color:#C2A378;margin-bottom:12px;}
.kh-single__body .cx-step h3{margin:0 0 8px;font-size:18px;line-height:1.45;color:#111;}
.kh-single__body .cx-step p{margin:0;font-size:15.5px;line-height:1.75;color:#5B6169;}
.cx-call{background:var(--accent,#2A3048);color:#fff;border-radius:16px;padding:40px 32px;margin:64px 0;text-align:center;}
.cx-call__eyebrow{display:block;font-size:13px;letter-spacing:.16em;font-weight:700;color:#E6D3B3;margin-bottom:12px;}
.kh-single__body .cx-call p{font-size:21px;line-height:1.6;font-weight:700;margin:0 0 22px;color:#fff;}
.cx-call__btn{display:inline-block;background:#fff;color:var(--accent,#2A3048);border:2px solid #fff;border-radius:10px;padding:13px 36px;font-weight:800;font-size:16px;text-decoration:none;}
.cx-call__btn:hover{background:#E6D3B3;border-color:#E6D3B3;}
.cx-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.cx-card{position:relative;background:#fff;border:1px solid #E0E2E7;border-radius:14px;padding:24px 22px;box-shadow:0 2px 10px rgba(42,48,72,.05);}
.cx-card--warn{border-top:4px solid #D9A441;background:#FFFBF2;}
.cx-card--warn .ui-ic{color:#B7791F;margin-bottom:12px;}
.cx-card__no{position:absolute;right:20px;top:18px;font-family:var(--font-heading);font-size:30px;font-weight:700;color:#C2A378;}
.kh-single__body .cx-card p{margin:0;font-size:15.5px;line-height:1.75;}
.cx-safe,.cx-prep{background:#fff;border:2px solid var(--accent,#2A3048);border-radius:14px;padding:28px 32px;}
.cx-prep{border:1px solid #DADDE3;background:#FAFAF8;}
.cx-safe__head{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.kh-single__body .cx-safe__head h2{margin:0;font-size:22px;}
.cx-safe li,.cx-prep li{display:flex;gap:10px;align-items:flex-start;padding:7px 0;font-size:16.5px;line-height:1.7;}
.cx-safe li .ui-ic{margin-top:4px;}
.cx-box{flex:none;width:20px;height:20px;margin-top:5px;border:2px solid var(--accent,#2A3048);border-radius:5px;background:#fff;}
.kh-single__body .cx-prep__note{margin:12px 0 0;font-size:14.5px;color:#6B7280;}
.cx-targets{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.cx-target{background:#F7F8FA;border:1px solid #DADDE3;border-radius:14px;padding:24px 24px;}
.kh-single__body .cx-target h3{font-size:18px;margin:0 0 8px;color:var(--accent,#2A3048);}
.kh-single__body .cx-target p{margin:0;font-size:16px;}
.cx-branch{background:#F1F3F7;border-radius:14px;padding:28px 32px;}
.cx-branch__grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px;}
.cx-branch__grid div{background:#fff;border-radius:10px;padding:14px 16px;font-size:15px;line-height:1.6;}
.cx-branch__grid strong{display:block;color:var(--accent,#2A3048);margin-bottom:4px;}
.cx-related .house-case-grid{grid-template-columns:repeat(3,1fr);margin:0;}
.cx-related .house-case-card img{border-radius:10px;}
.kh-single__faq{margin-top:0;padding-top:0;border-top:0;}
.kh-single__body .kh-single__faq h2{font-size:26px;margin-bottom:12px;}
.cx-closing{text-align:center;background:#F1F3F7;border-radius:14px;padding:36px 24px;}
.kh-single__body .cx-closing p{margin-bottom:18px;}
.cx-closing .cx-call__btn{background:var(--accent,#2A3048);color:#fff;border-color:var(--accent,#2A3048);}
html{scroll-behavior:smooth;}
.kh-single__body [id]{scroll-margin-top:90px;}
@media(max-width:991px){.cx-nums{grid-template-columns:1fr 1fr;}.cx-cards{grid-template-columns:1fr 1fr;}}
@media(max-width:767px){
  .kh-single__title{font-size:24px;}
  .kh-single__body{font-size:16.5px;}
  .kh-single__body h2{font-size:22px;}
  .kh-single__body section,.kh-single__body .cx-detail,.kh-single__body .cx-nums,.kh-single__body .cx-toc{margin:44px 0;}
  .cx-toc ol,.cx-steps,.cx-targets,.cx-branch__grid,.cx-cards,.cx-related .house-case-grid{grid-template-columns:1fr;}
  .cx-summary,.cx-toc,.cx-learn,.cx-safe,.cx-prep,.cx-branch{padding:22px 20px;}
  .cx-summary{padding-left:26px;}
  .cx-call{padding:32px 20px;}
  .kh-single__body .cx-call p{font-size:17px;}
  .cx-num b{font-size:38px;}
}