:root{
  --navy:#06162c;
  --navy-2:#0a2344;
  --blue:#1259b5;
  --cyan:#00b8ec;
  --sky:#eaf7fc;
  --ink:#101c2b;
  --muted:#5e6c7e;
  --paper:#f3f6f9;
  --line:#d9e1e9;
  --white:#fff;
  --max:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:100px}
body{margin:0;background:#fff;color:var(--ink);font-family:Pretendard,'Noto Sans KR','Apple SD Gothic Neo','Malgun Gothic',sans-serif;font-size:16px;line-height:1.65;word-break:keep-all;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit}
.skip{position:fixed;left:20px;top:-80px;padding:12px 18px;background:#fff;color:#000;border-radius:4px;z-index:999}
.skip:focus{top:12px}
.utility-bar{background:var(--navy);color:#fff}
.utility-inner{max-width:var(--max);height:38px;margin:auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between}
.utility-inner p{margin:0;color:#aebbd0;font-size:12px;letter-spacing:.4px}
.utility-inner p strong{margin-right:10px;color:var(--cyan)}
.utility-inner>div{display:flex;align-items:center;gap:22px;font-size:12px}
.utility-inner>div>span{color:#9dacbf}
.utility-inner a{font-size:13px}
.utility-inner a strong{margin-left:8px;color:var(--cyan);font-size:16px}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.97);border-bottom:1px solid rgba(6,22,44,.1);backdrop-filter:blur(14px)}
.header-inner{max-width:var(--max);height:82px;margin:auto;padding:0 24px;display:flex;align-items:center;gap:36px}
.brand{display:flex;align-items:center;margin-right:auto}
.brand img{width:232px;height:auto}
.desktop-nav{display:flex;align-items:center;gap:18px}
.desktop-nav a{position:relative;padding:30px 0 27px;color:#26384e;font-size:13px;font-weight:800;white-space:nowrap}
.desktop-nav a:after{content:"";position:absolute;left:0;right:100%;bottom:20px;height:2px;background:var(--cyan);transition:.25s}
.desktop-nav a:hover:after{right:0}
.header-call{padding-left:20px;border-left:1px solid var(--line)}
.header-call span,.header-call strong{display:block}
.header-call span{color:var(--muted);font-size:11px;line-height:1}
.header-call strong{margin-top:5px;color:var(--navy);font-size:19px;line-height:1;letter-spacing:-.5px}
.menu-button,.mobile-menu{display:none}
.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 74% 20%,rgba(18,89,181,.22),transparent 34%),linear-gradient(120deg,#041120 0%,#061a34 52%,#071f3d 100%);color:#fff}
.hero:before{content:"";position:absolute;width:620px;height:620px;left:-330px;top:40px;border:1px solid rgba(0,184,236,.13);border-radius:50%;box-shadow:0 0 0 120px rgba(0,184,236,.02),0 0 0 240px rgba(0,184,236,.012)}
.hero:after{content:"";position:absolute;inset:0;opacity:.16;background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:72px 72px;mask-image:linear-gradient(90deg,rgba(0,0,0,.7),transparent 76%);pointer-events:none}
.hero-grid{max-width:var(--max);min-height:780px;margin:auto;padding:68px 24px 76px;display:grid;grid-template-columns:1.02fr .98fr;gap:66px;align-items:center;position:relative;z-index:2}
.eyebrow,.section-kicker{margin:0 0 16px;color:var(--blue);font-size:12px;font-weight:900;letter-spacing:2px}
.eyebrow{display:flex;align-items:center;color:var(--cyan)}
.eyebrow span{width:34px;height:1px;margin-right:12px;background:var(--cyan)}
.hero h1{margin:0;font-size:clamp(50px,5.7vw,76px);line-height:1.11;letter-spacing:-4.4px;font-weight:900}
.hero h1 em{font-style:normal;color:var(--cyan)}
.hero-lead{margin:27px 0 0;color:#bbc7d6;font-size:18px;line-height:1.85}
.hero-alerts{margin-top:26px;padding:16px 0 17px;border-top:1px solid rgba(255,255,255,.23);border-bottom:1px solid rgba(255,255,255,.17)}
.hero-alerts>p{margin:0 0 12px;color:#b9c7d7;font-size:13px}
.hero-alerts>p strong{margin-right:6px;color:#fff;font-size:14px}
.hero-alerts>div{display:flex;flex-wrap:wrap;gap:7px}
.hero-alerts a{min-height:33px;padding:6px 10px;display:inline-flex;align-items:center;border:1px solid rgba(255,255,255,.16);background:rgba(6,22,44,.42);color:#edf5fa;font-size:12px;font-weight:800;transition:border-color .2s,background .2s}
.hero-alerts a:hover{border-color:var(--cyan);background:rgba(0,184,236,.12);transform:translateY(-1px)}
.hero-alerts a span{margin-right:7px;color:var(--cyan);font-size:10px}
.hero-actions{margin-top:22px;display:flex;align-items:stretch;gap:14px}
.primary-button{min-width:305px;padding:16px 21px;background:var(--cyan);color:var(--navy);border-radius:3px;box-shadow:0 13px 34px rgba(0,184,236,.2);transition:transform .2s,box-shadow .2s}
.primary-button:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(0,184,236,.28)}
.primary-button span,.primary-button strong{display:block}
.primary-button span{font-size:12px;font-weight:800}
.primary-button strong{margin-top:2px;font-size:27px;line-height:1.15;letter-spacing:-1px}
.text-button{display:flex;align-items:center;justify-content:center;padding:0 18px;border:1px solid rgba(255,255,255,.22);border-radius:3px;color:#e7edf4;font-size:14px;font-weight:800}
.text-button span{margin-left:12px;color:var(--cyan)}
.hero-call-note{margin:12px 0 0;color:#8fa3b9;font-size:12px;line-height:1.55}
.hero-call-note strong{margin-right:7px;color:#fff}
.hero-checks{list-style:none;padding:0;margin:21px 0 0;display:flex;gap:22px;color:#b8c5d4;font-size:13px}
.hero-checks li:before{content:"✓";margin-right:7px;color:var(--cyan);font-weight:900}
.hero-visual{position:relative;height:555px;background:#102847}
.hero-visual:before{content:"";position:absolute;inset:-13px 25px 17px -13px;border:1px solid rgba(0,184,236,.38)}
.hero-visual>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 42%;z-index:1}
.visual-shade{position:absolute;inset:0;z-index:2;background:linear-gradient(180deg,rgba(6,22,44,.05) 25%,rgba(6,22,44,.86) 100%)}
.visual-caption{position:absolute;left:28px;bottom:28px;z-index:3}
.visual-caption small,.visual-caption strong{display:block}
.visual-caption small{color:var(--cyan);font-size:11px;font-weight:900;letter-spacing:1.6px}
.visual-caption strong{margin-top:7px;font-size:26px;line-height:1.35}
.hero-trust{max-width:var(--max);margin:auto;display:grid;grid-template-columns:repeat(3,1fr);position:relative;z-index:3;background:#fff;color:var(--ink);box-shadow:0 18px 55px rgba(0,0,0,.12)}
.hero-trust>div{min-height:102px;padding:23px 29px;display:grid;grid-template-columns:35px 1fr;gap:12px;align-items:center;border-right:1px solid var(--line)}
.hero-trust>div:last-child{border-right:0}
.hero-trust span{color:var(--blue);font-size:12px;font-weight:900}
.hero-trust p{margin:0;color:var(--muted);font-size:14px;line-height:1.45}
.hero-trust strong{color:var(--ink);font-size:18px}
.symptoms{padding:108px 24px 82px;background:#f6f8fa}
.symptoms-inner{max-width:var(--max);margin:auto;display:grid;grid-template-columns:.63fr 1.37fr;gap:70px;align-items:end}
.symptoms-heading h2,.leak-copy h2,.process-title h2,.section-heading h2,.master-copy h2,.faq-heading h2{margin:0;font-size:clamp(38px,4.4vw,56px);line-height:1.18;letter-spacing:-2.8px}
.symptom-grid{display:grid;grid-template-columns:repeat(2,1fr);border-top:3px solid var(--navy);border-left:1px solid var(--line);background:#fff}
.symptom-grid>div{min-height:150px;padding:26px 25px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:background .2s,transform .2s}
.symptom-grid>div:hover{background:#f3fbfe;transform:translateY(-2px)}
.symptom-grid span{color:var(--cyan);font-size:12px;font-weight:900}
.symptom-grid p{margin:15px 0 0;color:var(--muted);font-size:16px}
.symptom-grid strong{color:var(--ink);font-size:20px}
.about-company{padding-top:112px;padding-bottom:112px}
.about-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.about-panel{min-height:224px;padding:29px 27px;border:1px solid var(--line);background:#f7fafc}
.about-panel>span{color:var(--blue);font-size:11px;font-weight:900;letter-spacing:1.2px}
.about-panel h3{margin:22px 0 9px;font-size:23px;letter-spacing:-1px}
.about-panel p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
.about-panel-dark{border-color:var(--navy);background:var(--navy);color:#fff}
.about-panel-dark>span{color:var(--cyan)}
.about-panel-dark p{color:#bdc9d8}
.about-quote{margin-top:18px;padding:23px 27px;display:flex;justify-content:space-between;align-items:center;gap:20px;background:var(--sky);border-left:4px solid var(--cyan)}
.about-quote strong{color:var(--navy);font-size:17px}
.about-quote span{color:var(--muted);font-size:13px;white-space:nowrap}
.leak-focus{padding:40px 24px 120px;background:#fff}
.leak-intro{max-width:var(--max);margin:auto;display:grid;grid-template-columns:.82fr 1.18fr;gap:78px;align-items:stretch}
.leak-photo{min-height:690px;position:relative;overflow:hidden;background:var(--navy)}
.leak-photo>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.leak-photo:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(6,22,44,.86) 100%)}
.photo-click{position:absolute;top:18px;right:18px;z-index:3;padding:8px 11px;border:1px solid rgba(255,255,255,.42);background:rgba(6,22,44,.72);color:#fff;font-size:10px;font-weight:900;line-height:1;letter-spacing:1.5px;backdrop-filter:blur(8px);transition:background .2s,color .2s,border-color .2s}
.leak-photo:hover .photo-click{border-color:var(--cyan);background:var(--cyan);color:var(--navy)}
.photo-label{position:absolute;left:28px;bottom:27px;z-index:2;color:#fff}
.photo-label span,.photo-label strong{display:block}
.photo-label span{color:var(--cyan);font-size:11px;font-weight:900;letter-spacing:1.5px}
.photo-label strong{margin-top:7px;font-size:23px;line-height:1.4}
.leak-copy{padding:20px 0 0}
.leak-copy h2 em{color:var(--blue);font-style:normal}
.intro-copy{max-width:650px;margin:26px 0 31px;color:var(--muted);font-size:17px;line-height:1.85}
.diagnostic-grid{display:grid;grid-template-columns:repeat(2,1fr);border-top:3px solid var(--navy);border-left:1px solid var(--line)}
.diagnostic-grid article{min-height:154px;padding:24px 22px;display:grid;grid-template-columns:34px 1fr;gap:10px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.diagnostic-grid article:last-child{grid-column:1/-1}
.diagnostic-grid article>span{color:var(--cyan);font-size:12px;font-weight:900}
.diagnostic-grid h3{margin:0;font-size:21px}
.diagnostic-grid p{margin:7px 0 0;color:var(--muted);font-size:14px;line-height:1.55}
.leak-note{margin:25px 0 0;padding:18px 20px;background:var(--sky);border-left:4px solid var(--cyan);color:#405269;font-size:15px}
.leak-note strong{color:var(--navy)}
.category-actions{margin-top:17px;display:flex;gap:9px;align-items:center}
.category-actions a{min-height:48px;padding:0 17px;display:inline-flex;align-items:center;justify-content:center;border-radius:2px;font-size:13px;font-weight:900}
.category-link{background:var(--navy);color:#fff}
.category-link span{margin-left:9px;color:var(--cyan)}
.category-call{border:1px solid var(--line);background:#fff;color:var(--navy)}
.category-actions.compact{margin-top:21px}
.category-actions.compact a{min-height:43px;padding:0 13px}
.category-actions.compact .category-link{background:var(--cyan);color:var(--navy)}
.category-actions.compact .category-link span{color:var(--navy)}
.category-actions.compact .category-call{border-color:rgba(255,255,255,.24);background:transparent;color:#fff}
.process{padding:112px 24px;background:var(--navy);color:#fff;position:relative;overflow:hidden}
.process:after{content:"05";position:absolute;right:-20px;bottom:-100px;color:rgba(255,255,255,.025);font-size:360px;font-weight:900;line-height:1}
.process-inner{max-width:var(--max);margin:auto;display:grid;grid-template-columns:.68fr 1.32fr;gap:90px;position:relative;z-index:1}
.section-kicker.light{color:var(--cyan)}
.process-title>p:last-child{max-width:430px;margin:26px 0 0;color:#aebccd;font-size:16px}
.process-list{list-style:none;padding:0;margin:0;border-top:1px solid rgba(255,255,255,.27)}
.process-list li{display:grid;grid-template-columns:56px 1fr;gap:15px;padding:23px 10px;border-bottom:1px solid rgba(255,255,255,.18)}
.process-list>li>span{color:var(--cyan);font-size:12px;font-weight:900}
.process-list h3{margin:0;font-size:21px}
.process-list p{margin:5px 0 0;color:#aebccd;font-size:14px}
.section{max-width:var(--max);margin:auto;padding:116px 24px}
.section-heading.split{display:flex;justify-content:space-between;align-items:end;gap:70px;margin-bottom:45px}
.section-heading.split>p{max-width:500px;margin:0;color:var(--muted);font-size:17px}
.service-layout{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.sub-service{display:grid;grid-template-columns:1.04fr .96fr;min-height:410px;background:var(--navy);color:#fff;overflow:hidden}
.sub-photo{position:relative;min-height:100%;overflow:hidden}
.sub-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .45s}
.sub-service:hover .sub-photo img{transform:scale(1.04)}
.sub-photo:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,22,44,.03),rgba(6,22,44,.45))}
.sub-code{position:absolute;left:18px;top:18px;z-index:2;padding:6px 9px;background:rgba(6,22,44,.86);color:var(--cyan);font-size:11px;font-weight:900;letter-spacing:1px}
.sub-click{position:absolute;right:18px;top:18px;z-index:2;padding:7px 10px;border:1px solid rgba(255,255,255,.42);background:rgba(6,22,44,.72);color:#fff;font-size:10px;font-weight:900;line-height:1;letter-spacing:1.4px;backdrop-filter:blur(8px);transition:background .2s,color .2s,border-color .2s}
.sub-service:hover .sub-click{border-color:var(--cyan);background:var(--cyan);color:var(--navy)}
.sub-copy{padding:35px 28px;align-self:center}
.sub-copy>p{margin:0;color:#b7c4d3;font-size:13px}
.sub-copy h3{margin:3px 0 22px;font-size:31px;letter-spacing:-1.5px}
.sub-copy ul{list-style:none;padding:0;margin:0 0 25px}
.sub-copy li{padding:8px 0;border-bottom:1px solid rgba(255,255,255,.14);color:#d5dde7;font-size:13px}
.sub-copy li:before{content:"+";margin-right:8px;color:var(--cyan);font-weight:900}
.sub-copy .category-actions.compact{justify-content:flex-start}
.sub-copy b{color:var(--cyan);font-size:13px}
.sub-copy b span{margin-left:8px}
.service-chips{margin-top:20px;display:flex;flex-wrap:wrap;gap:8px}
.service-chips span{padding:8px 13px;border:1px solid var(--line);background:#fff;color:#44566b;font-size:13px;font-weight:800}
.cases{background:var(--paper)}
.cases-inner{padding-top:112px;padding-bottom:112px}
.blog-link{padding:0 0 5px;border-bottom:2px solid var(--navy);font-size:14px;font-weight:900}
.blog-link span{margin-left:7px;color:var(--blue)}
.case-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr;gap:18px}
.case-card{background:#fff;border:1px solid var(--line)}
.case-image{height:255px;position:relative;overflow:hidden;background:#e5eaf0}
.case-card.featured .case-image{height:330px}
.case-image img{width:100%;height:100%;object-fit:cover;transition:transform .45s}
.case-image-leak img{object-position:center 52%}
.case-card:hover .case-image img{transform:scale(1.035)}
.case-image span{position:absolute;left:15px;top:15px;padding:7px 10px;background:var(--navy);color:#fff;font-size:10px;font-weight:900;letter-spacing:.9px}
.case-copy{padding:26px 24px 30px}
.case-copy small{color:var(--blue);font-size:12px;font-weight:900}
.case-copy h3{margin:8px 0 13px;font-size:21px;line-height:1.5;letter-spacing:-.7px}
.case-card.featured .case-copy h3{font-size:25px}
.case-copy p{margin:0;color:var(--muted);font-size:14px}
.case-more{display:block;margin-top:20px;color:var(--blue);font-size:13px}
.master{padding:0 24px 116px;background:#eef3f7}
.master-inner{max-width:var(--max);margin:auto;padding:42px;display:grid;grid-template-columns:300px 1fr 300px;gap:38px;align-items:center;background:var(--navy);color:#fff;position:relative;overflow:hidden}
.master-inner:after{content:"";position:absolute;width:430px;height:430px;right:-180px;bottom:-260px;border:75px solid rgba(0,184,236,.04);border-radius:50%}
.master-photo{position:relative;z-index:1;align-self:stretch;min-height:424px;overflow:hidden;background:#0a2344;box-shadow:0 24px 55px rgba(0,0,0,.26)}
.master-photo:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 65%,rgba(2,12,24,.88) 100%);pointer-events:none}
.master-photo img{width:100%;height:100%;object-fit:cover;object-position:center top}
.master-photo span{position:absolute;left:16px;top:16px;z-index:2;padding:7px 10px;background:var(--cyan);color:var(--navy);font-size:10px;font-weight:900;letter-spacing:.9px}
.master-photo small{position:absolute;left:18px;bottom:16px;z-index:2;color:#fff;font-size:12px;font-weight:800;letter-spacing:.3px}
.master-photo-open{position:absolute;right:16px;bottom:16px;z-index:2;color:rgba(255,255,255,.76);font-size:11px;font-weight:800;border-bottom:1px solid rgba(255,255,255,.45);transition:color .2s,border-color .2s}
.master-photo-open:hover{color:var(--cyan);border-color:var(--cyan)}
.master-copy,.master-contact{position:relative;z-index:1}
.master-copy h2{font-size:38px}
.master-copy blockquote{margin:22px 0 17px;padding-left:17px;border-left:3px solid var(--cyan);color:#ced8e5;font-size:16px}
.master-name{display:flex;align-items:baseline;gap:9px}
.master-name strong{font-size:22px}
.master-name span{color:#aab8c9;font-size:13px}
.master-copy ul{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:6px;color:#c0ccda;font-size:13px}
.master-copy li:before{content:"✓";margin-right:8px;color:var(--cyan);font-weight:900}
.master-contact{padding:29px;background:#fff;color:var(--ink)}
.master-contact>p{margin:0;color:var(--blue);font-size:12px;font-weight:900}
.master-contact>a{display:block;margin:6px 0 2px;color:var(--navy);font-size:32px;font-weight:900;letter-spacing:-1px}
.master-contact>span{color:var(--muted);font-size:13px}
.master-contact>div{margin-top:20px;display:grid;grid-template-columns:1fr 1fr;gap:7px}
.master-contact>div a{padding:11px 8px;text-align:center;border:1px solid var(--line);font-size:15px;font-weight:900}
.master-contact>div a:first-child{background:var(--cyan);border-color:var(--cyan);color:var(--navy)}
.master-kakao{display:block;margin-top:11px;padding-top:11px;border-top:1px solid var(--line);color:var(--blue);font-size:12px;font-weight:900;text-align:center}
.faq{padding:112px 24px;background:#fff}
.faq-inner{max-width:var(--max);margin:auto;display:grid;grid-template-columns:.62fr 1.38fr;gap:85px}
.faq-heading{align-self:start;position:sticky;top:125px}
.faq-heading>p:last-child{max-width:400px;margin:24px 0 0;color:var(--muted)}
.faq-list{border-top:3px solid var(--navy)}
.faq-list details{border-bottom:1px solid var(--line)}
.faq-list summary{list-style:none;min-height:82px;padding:0 10px;display:grid;grid-template-columns:45px 1fr 35px;gap:10px;align-items:center;cursor:pointer;font-size:18px;font-weight:800}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary>span{color:var(--blue);font-size:12px;font-weight:900}
.faq-list summary i{font-style:normal;color:var(--blue);font-size:22px;text-align:center;transition:.2s}
.faq-list details[open] summary i{transform:rotate(45deg)}
.faq-list details>p{margin:0;padding:0 50px 25px 55px;color:var(--muted);font-size:15px;line-height:1.8}
.contact-cta{padding:105px 24px;background:#f6f8fa;border-top:1px solid var(--line)}
.contact-cta-inner{max-width:var(--max);margin:auto;display:grid;grid-template-columns:.72fr 1.28fr;gap:75px;align-items:center}
.contact-cta h2{margin:0;font-size:clamp(38px,4.4vw,56px);line-height:1.18;letter-spacing:-2.8px}
.contact-cta>div>div>p:last-child{max-width:470px;margin:24px 0 0;color:var(--muted);font-size:16px;line-height:1.8}
.contact-actions{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.contact-actions a{min-height:174px;padding:24px 20px;display:flex;flex-direction:column;justify-content:center;border:1px solid var(--line);background:#fff;transition:transform .2s,border-color .2s,box-shadow .2s}
.contact-actions a:hover{transform:translateY(-3px);border-color:var(--cyan);box-shadow:0 15px 35px rgba(6,22,44,.1)}
.contact-actions a:first-child{border-color:var(--navy);background:var(--navy);color:#fff}
.contact-actions span{color:var(--blue);font-size:13px;font-weight:900;letter-spacing:.7px}
.contact-actions a:first-child span{color:var(--cyan)}
.contact-actions strong{margin-top:10px;color:var(--navy);font-size:21px;line-height:1.25;letter-spacing:-.6px}
.contact-actions a:first-child strong{color:#fff;font-size:27px}
.contact-actions small{margin-top:9px;color:var(--muted);font-size:12px;line-height:1.45}
.contact-actions a:first-child small{color:#b8c5d4}
.closing{padding:105px 24px;text-align:center;background:linear-gradient(110deg,rgba(239,247,251,.98),rgba(255,255,255,.92)),url('./assets/scene-leak.jpg') center/cover}
.closing-inner{max-width:850px;margin:auto}
.closing img{width:270px;height:auto;margin:0 auto 18px;mix-blend-mode:multiply;filter:saturate(1.04) contrast(1.03)}
.closing p{margin:0;color:var(--blue);font-size:20px;font-weight:900;letter-spacing:-.3px}
.closing h2{margin:8px 0 18px;font-size:clamp(40px,5vw,62px);line-height:1.2;letter-spacing:-3px}
.closing h2 a{color:var(--blue)}
.closing-inner>div{display:flex;justify-content:center;gap:8px}
.closing-inner>div span{padding:7px 13px;border:1px solid #cdd9e4;background:rgba(255,255,255,.65);color:#4f5f72;font-size:13px;font-weight:800}
footer{padding:46px 24px 104px;background:#041120;color:#95a5b9}
.footer-inner{max-width:var(--max);margin:auto;display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:35px;font-size:13px}
.footer-inner strong{color:#fff;font-size:18px}
.footer-inner p{margin:5px 0}
.footer-contact{display:flex;flex-direction:column;align-items:flex-end}
.footer-contact a:first-child{color:var(--cyan);font-size:23px;font-weight:900}
.mobile-cta{display:none}
@media(max-width:1100px){
  .desktop-nav{display:none}
  .header-call{margin-left:auto}
  .hero-grid{grid-template-columns:1fr;gap:54px}
  .hero-copy{max-width:760px}
  .hero-visual{height:590px}
  .symptoms-inner,.leak-intro,.process-inner,.faq-inner{grid-template-columns:1fr;gap:45px}
  .contact-cta-inner{grid-template-columns:1fr;gap:42px}
  .leak-photo{min-height:620px}
  .faq-heading{position:static}
  .service-layout{grid-template-columns:1fr}
  .sub-service{min-height:390px}
  .case-grid{grid-template-columns:1fr 1fr}
  .case-card.featured{grid-column:1/-1;display:grid;grid-template-columns:1.1fr .9fr}
  .case-card.featured .case-image{height:100%;min-height:340px}
  .master-inner{grid-template-columns:300px 1fr}
  .master-photo{min-height:424px}
  .master-contact{grid-column:1/-1}
  .master-contact>div{max-width:320px}
  .footer-inner{grid-template-columns:1fr 1fr}
  .footer-contact{align-items:flex-start}
}
@media(max-width:720px){
  body{padding-bottom:66px}
  .utility-bar{display:none}
  .header-inner{height:70px;padding:0 18px}
  .brand img{width:194px}
  .header-call{display:none}
  .menu-button{display:flex;width:42px;height:42px;border:1px solid var(--line);border-radius:4px;background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:5px}
  .menu-button span{width:20px;height:2px;background:var(--navy)}
  .mobile-menu{display:none;padding:5px 19px 15px;background:#fff;border-top:1px solid var(--line)}
  .mobile-menu.open{display:grid}
  .mobile-menu a{padding:12px 0;border-bottom:1px solid var(--line);font-weight:800}
  .hero-grid{min-height:auto;padding:42px 20px 52px;gap:42px}
  .eyebrow{font-size:11px;letter-spacing:1.3px}
  .hero h1{font-size:46px;letter-spacing:-3.2px}
  .hero-lead{font-size:16px}
  .hero-lead br{display:block}
  .hero-alerts{margin-top:22px;padding:15px}
  .hero-alerts>div{display:grid;grid-template-columns:1fr}
  .hero-alerts a{width:100%}
  .hero-actions{margin-top:16px;display:grid}
  .primary-button,.text-button{width:100%;min-width:0}
  .text-button{min-height:52px}
  .hero-call-note{font-size:12px}
  .hero-checks{display:grid;grid-template-columns:1fr 1fr;gap:8px 14px}
  .hero-visual{height:455px}
  .hero-visual:before{inset:-8px 11px 8px -8px}
  .visual-caption{left:20px;bottom:20px}
  .visual-caption strong{font-size:21px}
  .hero-trust{grid-template-columns:1fr}
  .hero-trust>div{min-height:auto;padding:17px 21px;border-right:0;border-bottom:1px solid var(--line)}
  .symptoms{padding:78px 20px 55px}
  .symptoms-heading h2,.leak-copy h2,.process-title h2,.section-heading h2,.master-copy h2,.faq-heading h2{font-size:37px;letter-spacing:-2px}
  .symptom-grid{grid-template-columns:1fr}
  .symptom-grid>div{min-height:120px;padding:21px}
  .leak-focus{padding:25px 20px 80px}
  .leak-photo{min-height:520px}
  .leak-copy{padding-top:0}
  .intro-copy{font-size:16px}
  .diagnostic-grid{grid-template-columns:1fr}
  .diagnostic-grid article{min-height:auto;padding:21px 18px}
  .category-actions{align-items:stretch}
  .category-actions a{flex:1;text-align:center}
  .process{padding:80px 20px}
  .process-list li{grid-template-columns:44px 1fr;padding:21px 5px}
  .section{padding:82px 20px}
  .about-company{padding-top:80px;padding-bottom:80px}
  .about-grid{grid-template-columns:1fr;gap:10px}
  .about-panel{min-height:0;padding:24px 21px}
  .about-panel h3{margin-top:15px;font-size:21px}
  .about-quote{display:block;padding:21px}
  .about-quote strong,.about-quote span{display:block}
  .about-quote strong{font-size:15px}
  .about-quote span{margin-top:10px}
  .section-heading.split{display:block;margin-bottom:32px}
  .section-heading.split>p{margin-top:18px;font-size:16px}
  .sub-service{grid-template-columns:1fr;min-height:0}
  .sub-photo{min-height:260px}
  .sub-copy{padding:27px 23px 31px}
  .case-grid{grid-template-columns:1fr}
  .case-card.featured{grid-column:auto;display:block}
  .case-card.featured .case-image,.case-image{height:250px;min-height:0}
  .case-card.featured .case-copy h3{font-size:22px}
  .master{padding:0 20px 82px}
  .master-inner{grid-template-columns:1fr;padding:29px;gap:27px}
  .master-photo{width:100%;max-width:410px;min-height:0;aspect-ratio:1055/1491;margin:auto}
  .master-photo img{width:100%;height:100%}
  .master-copy h2{font-size:33px}
  .master-name{display:block}
  .master-name span{display:block;margin-top:2px}
  .master-contact{grid-column:auto;padding:24px}
  .master-contact>div a{font-size:16px}
  .master-kakao{font-size:12px}
  .faq{padding:80px 20px}
  .faq-list summary{grid-template-columns:34px 1fr 28px;min-height:78px;padding:0 3px;font-size:16px}
  .faq-list details>p{padding:0 32px 24px 37px}
  .contact-cta{padding:80px 20px}
  .contact-cta h2{font-size:37px;letter-spacing:-2px}
  .contact-cta>div>div>p:last-child{font-size:15px}
  .contact-actions{grid-template-columns:1fr;gap:8px}
  .contact-actions a{min-height:0;padding:20px}
  .contact-actions span{font-size:14px}
  .contact-actions a:first-child strong{font-size:25px}
  .closing{padding:80px 20px}
  .closing h2{font-size:39px}
  .closing h2 a{display:block}
  .closing-inner>div{flex-wrap:wrap}
  .footer-inner{grid-template-columns:1fr}
  .footer-contact{align-items:flex-start}
  .mobile-cta{display:grid;grid-template-columns:.72fr 1.28fr;position:fixed;left:0;right:0;bottom:0;z-index:200;background:#fff;box-shadow:0 -8px 28px rgba(0,0,0,.16)}
  .mobile-cta a{height:64px;display:flex;align-items:center;justify-content:center;font-weight:900}
  .mobile-message{color:var(--navy)}
  .mobile-call{background:var(--cyan);color:var(--navy);font-size:18px}
  .mobile-call span{margin-right:7px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.desktop-nav a:after,.sub-photo img,.case-image img,.faq-list summary i{transition:none}}