:root{--navy:#123e68;--ink:#152a3d;--blue:#1679c6;--muted:#637282;--line:#e1e8ee;--pale:#eff6fa;--white:#fff;--radius:16px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;color:var(--ink);font-family:"Malgun Gothic","Apple SD Gothic Neo","Noto Sans KR",Arial,sans-serif;font-size:16px;line-height:1.7;word-break:keep-all}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}button:disabled{cursor:default}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #1689da;outline-offset:4px}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.35;letter-spacing:-.045em}h2{font-size:36px;font-weight:750}h3{font-size:22px}em{font-style:normal}.container{width:min(1200px,calc(100% - 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span{height:2px;width:23px;background:var(--blue)}h1{font-size:clamp(36px,3.45vw,50px);line-height:1.4;font-weight:800;letter-spacing:-.06em}h1 em{color:var(--blue)}.hero-description{font-size:18px;color:#4d6171;margin-top:25px;line-height:1.8}.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}.hero-tags span{font-size:13px;color:var(--navy);background:var(--pale);padding:5px 10px;border-radius:5px}.hero-actions{display:flex;gap:10px;margin-top:30px}.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:15px 20px;border:1px solid transparent;border-radius:9px;font-size:15px;font-weight:700;min-height:52px;transition:background .18s,transform 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p{font-size:12px;color:var(--muted);margin-top:2px}.trust-strip{display:grid;grid-template-columns:repeat(4,1fr);border-block:1px solid var(--line);padding:28px 0}.trust-strip>div{padding-left:34px;border-right:1px solid var(--line)}.trust-strip>div:first-child{padding-left:10px}.trust-strip>div:last-child{border:0}.trust-strip strong{font-size:33px;line-height:1.4;letter-spacing:-.04em;color:var(--navy)}.trust-strip strong span{font-size:18px;margin-left:5px}.trust-strip .trust-words{font-size:23px;line-height:1.9}.trust-strip p{font-size:13px;color:var(--muted);margin-top:3px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:36px}.section-heading>p,.section-description{color:var(--muted);font-size:16px;line-height:1.85}.section-heading .eyebrow{margin-bottom:12px}.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.service-card{appearance:none;text-align:left;border:1px solid var(--line);border-radius:var(--radius);background:white;padding:28px 23px;transition:border-color .18s,background .18s;color:var(--ink);min-width:0}.service-card:hover{border-color:#6cafe0;background:#f6fbff}.service-number{font-size:12px;letter-spacing:.035em;font-weight:700;color:var(--blue)}.service-card h3{margin-top:24px}.service-card p{font-size:14px;color:var(--muted);margin-top:14px;line-height:1.85}.service-bottom{margin-top:31px;display:flex;align-items:center;justify-content:space-between;font-size:14px;font-weight:700;color:var(--navy)}.service-bottom .icon{width:18px;height:18px}.detail-services{display:flex;justify-content:center;align-items:center;gap:24px;margin-top:27px;flex-wrap:wrap;font-size:14px}.detail-services>span{font-weight:700;color:var(--navy)}.detail-services p{color:var(--muted)}.detail-services b{margin-inline:9px;font-weight:400;color:#a2adb8}.promise{background:var(--pale)}.promise-layout{display:grid;grid-template-columns:1fr 1.17fr;gap:100px}.promise 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#7595b0;border-radius:8px;background:transparent;color:#fff}.contact-channels>button:disabled{color:#a9bfd0;border-color:#496b88}.contact-intro>.contact-small{font-size:13px;color:#c3d5e3!important}.quote-form{background:#fff;color:var(--ink);border-radius:18px;padding:30px}.quote-form h3{font-size:21px}.quote-form>p:first-of-type{font-size:14px;color:var(--muted);margin-top:6px;margin-bottom:22px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.quote-form label{display:flex;flex-direction:column;font-size:13px;font-weight:700;gap:7px;margin-bottom:15px}.quote-form input,.quote-form select,.quote-form textarea{border:1px solid #d5dee6;border-radius:7px;padding:10px 11px;font-size:16px;width:100%;background:#fff;color:var(--ink);min-height:45px;min-width:0}.quote-form textarea{resize:vertical;line-height:1.6}.quote-form input::placeholder,.quote-form textarea::placeholder{color:#84919e}.quote-form .button{width:100%;background:var(--blue);margin-top:1px}.quote-form 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@media(min-width:1500px){.hero-photo{height:455px}.hero{padding-block:65px 80px}}
@media(max-width:1100px){.container{width:calc(100% - 48px)}.desktop-nav{gap:16px;font-size:13px}.header-inner{gap:18px}.header-call{font-size:14px;padding:10px}.brand{font-size:20px}.hero{gap:28px}.hero-photo{height:400px}.hero-actions{flex-wrap:wrap}.hero-actions .button{padding:12px 16px}.service-card{padding:24px 18px}.service-card h3{font-size:21px}.promise-layout,.contact-layout{gap:45px}.trust-strip>div{padding-left:22px}.trust-strip .trust-words{font-size:21px}}
@media(max-width:800px){.container{width:calc(100% - 40px)}.section{padding-block:62px}h2{font-size:30px}.topline .container span{display:none}.topline{font-size:12px}.header-inner{height:75px;gap:16px}.brand{font-size:19px}.brand-mark{font-size:34px}.brand small{font-size:12px}.desktop-nav{display:none}.header-call{margin-left:auto;background:transparent;padding:10px}.header-call span{display:none}.header-call .icon{width:23px;height:23px}.menu-toggle{display:flex;flex-direction:column;gap:6px;justify-content:center;align-items:center;border:0;background:transparent;width:38px;height:44px}.menu-toggle span{height:2px;width:21px;background:var(--navy);transition:transform .2s}.menu-toggle[aria-expanded=true] span:first-child{transform:translateY(4px) rotate(45deg)}.menu-toggle[aria-expanded=true] span:last-child{transform:translateY(-4px) rotate(-45deg)}.mobile-nav{display:flex;flex-direction:column;gap:0;padding:8px 20px 20px;border-top:1px solid var(--line)}.mobile-nav a{padding:12px 0;font-size:15px;font-weight:600}.hero{grid-template-columns:1fr;gap:25px;padding-top:29px;padding-bottom:40px}.hero-copy{padding:0}.hero .eyebrow{font-size:13px;margin-bottom:17px}h1{font-size:40px;line-height:1.37}.hero-description{font-size:16px;margin-top:20px}.hero-tags{margin-top:18px}.hero-tags span{font-size:12px}.hero-actions{margin-top:24px;flex-wrap:nowrap}.hero-actions .button{flex:1;font-size:14px;padding:13px 8px;gap:7px}.hero-note{font-size:12px;margin-top:12px}.hero-photo{height:300px;border-radius:14px 14px 44px 14px}.hero-visual{padding-bottom:21px}.visual-card{left:12px;bottom:35px;padding:14px 17px;gap:12px}.visual-card strong{font-size:14px}.visual-card p{font-size:12px}.photo-note{font-size:12px;text-align:left}.trust-strip{grid-template-columns:1fr 1fr;padding:10px 0}.trust-strip>div,.trust-strip>div:first-child{padding:18px 12px}.trust-strip>div:nth-child(2){border-right:0}.trust-strip>div:nth-child(-n+2){border-bottom:1px solid var(--line)}.trust-strip strong{font-size:30px}.trust-strip .trust-words{font-size:21px}.trust-strip p{font-size:12px}.section-heading{display:block;margin-bottom:28px}.section-heading>p{font-size:14px;margin-top:18px}.eyebrow{font-size:12px;margin-bottom:13px}.service-grid{grid-template-columns:1fr 1fr;gap:12px}.service-card{padding:23px 17px}.service-number{font-size:12px;letter-spacing:0}.service-card h3{font-size:20px;margin-top:19px}.service-card p{font-size:13px;margin-top:11px}.service-bottom{font-size:13px;margin-top:23px}.detail-services{justify-content:flex-start;gap:7px;margin-top:23px;font-size:13px}.detail-services p{line-height:2}.detail-services b{margin-inline:4px}.promise-layout,.area-layout,.faq-layout,.contact-layout{grid-template-columns:1fr;gap:31px}.section-description{font-size:15px}.promise-list h3{font-size:18px}.promise-list>div{gap:16px}.promise-list p{font-size:14px}.text-link{margin-top:22px}.area-panel{padding:8px 22px 22px}.area-row{gap:24px;padding-block:22px}.area-row p{font-size:15px}.area-note{font-size:12px}.guide-grid{grid-template-columns:1fr 1fr;gap:25px 18px}.guide-grid h3{font-size:16px}.guide-grid p{font-size:13px}.mobile-only{display:initial}.faq-list summary{font-size:16px;padding-block:20px}.faq-list details p{font-size:14px}.contact h2{font-size:31px}.contact-intro>p:not(.eyebrow){font-size:15px;margin-top:20px}.contact-number{font-size:34px;margin-top:24px}.contact-channels{gap:8px}.contact-channels>a,.contact-channels>button{font-size:13px;padding:9px}.quote-form{padding:24px 20px;border-radius:14px}.form-row{gap:12px}.quote-form h3{font-size:20px}.footer-inner{display:block;padding:29px 0 100px}.footer-inner>div{margin-top:20px;font-size:12px}.footer-inner>span{display:block;margin-top:16px}.mobile-contact{display:grid;grid-template-columns:1fr 1fr .85fr;position:fixed;bottom:0;left:0;right:0;z-index:30;background:#fff;box-shadow:0 -2px 16px #122d3c12;padding:9px 10px calc(9px + env(safe-area-inset-bottom));gap:7px;border-top:1px solid var(--line)}.mobile-contact>a,.mobile-contact>button{display:flex;justify-content:center;align-items:center;gap:6px;min-height:48px;border-radius:7px;font-size:14px;font-weight:700}.mobile-contact>a:first-child{background:var(--navy);color:white}.mobile-contact>a:nth-child(2){background:var(--pale);color:var(--navy)}.mobile-contact>button{border:1px solid #e2e7eb;background:#f5f6f7;color:#697787;font-size:12px}.mobile-contact .icon{height:17px;width:17px}html{scroll-padding-top:90px}}
@media(max-width:360px){h1{font-size:35px}.container{width:calc(100% - 32px)}.hero-actions{flex-direction:column}.hero-photo{height:260px}.service-grid{grid-template-columns:1fr}.form-row{grid-template-columns:1fr}.contact-number{font-size:30px}.contact-channels{gap:6px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}




/* Real installation photos and direct contact on the homepage */
.hero h1{font-size:clamp(30px,3.05vw,44px)}.hero .eyebrow{letter-spacing:0}.hero-direct-phone{display:block;width:fit-content;margin-top:22px;color:var(--navy);font-family:Arial,sans-serif;font-size:32px;font-weight:800;line-height:1.3;letter-spacing:-.03em}.hero .consultation-time{margin-top:8px}.hero-sitework{min-width:0;background:#f5f8fa;border:1px solid var(--line);padding:20px;border-radius:12px}.hero-sitework>p{font-size:14px;font-weight:700;color:var(--navy);margin-bottom:14px}.hero-case-images{display:grid;grid-template-columns:1fr 1fr;gap:12px}.hero-case-images .case-photo{border-radius:6px}.hero-case-caption{display:flex;flex-direction:column;gap:4px;margin-top:15px}.hero-case-caption strong{font-size:16px;letter-spacing:-.025em}.hero-case-caption span{font-size:14px;color:var(--muted)}.eyebrow{letter-spacing:.015em}@media(max-width:800px){.hero h1{font-size:32px}.hero{gap:24px}.hero-direct-phone{font-size:29px;margin-top:20px}.hero-sitework{padding:16px}.hero-case-images{gap:10px}.hero-case-caption strong{font-size:15px}.hero .hero-actions{margin-top:20px}}@media(max-width:360px){.hero h1{font-size:29px}.hero-direct-phone{font-size:27px}.hero-sitework{padding:13px}.hero-case-caption strong{font-size:14px}}