:root{--navy:#142c49;--ink:#14263d;--muted:#647184;--blue:#2869c9;--line:#dfe5ec}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:#fff;color:var(--ink);font-family:'Malgun Gothic','맑은 고딕',Arial,sans-serif;font-size:16px;line-height:1.65}button,a,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #518fea;outline-offset:5px}header{height:106px;max-width:1320px;margin:auto;padding:0 56px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;gap:13px;align-items:center;font-weight:800;font-size:25px;letter-spacing:-1px}.brand-symbol{width:43px;height:43px;background:var(--navy);color:white;display:grid;place-items:center;font-size:29px;line-height:1}.brand-sub{display:block;font-size:12px;letter-spacing:.2px;font-weight:500;line-height:1.4}nav{display:flex;gap:34px;align-items:center;font-size:14px;font-weight:600}.nav-contact{padding:10px 20px;background:white;border:1px solid var(--line);border-radius:4px}.hero{max-width:1320px;margin:auto;display:grid;grid-template-columns:1.15fr 1fr;padding:45px 56px 72px;gap:72px}.hero-copy{padding:26px 0}.eyebrow{font-size:12px;font-weight:700;letter-spacing:2px;display:flex;align-items:center;gap:12px;color:#5c718e}.eyebrow>span{height:2px;width:25px;background:#3671bc}h1,h2,h3,p{margin:0}h1{font-size:clamp(38px,4.2vw,59px);line-height:1.35;letter-spacing:-2.8px;font-weight:700;margin:29px 0 23px}h1 em{font-style:normal;color:var(--blue)}.hero-copy>p{color:var(--muted);line-height:1.9;font-size:16px}.text-link{display:inline-flex;align-items:center;gap:45px;font-size:14px;font-weight:700;margin-top:32px;padding-bottom:8px;border-bottom:1px solid #97a7ba}.text-link span{font-size:20px}.hero-meta{display:flex;align-items:center;gap:16px;font-size:12px;color:#7a8697;margin-top:56px}.hero-meta i{height:12px;width:1px;background:#ccd4df}.hero-panel{background:var(--navy);color:#fff;padding:34px 37px 25px;position:relative}.panel-top{display:flex;justify-content:space-between;color:#a1b5ce;font-size:11px;letter-spacing:1.5px;border-bottom:1px solid #3c4e65;padding-bottom:23px}.hero-panel h2{font-size:31px;line-height:1.5;letter-spacing:-1.4px;margin:23px 0 9px}.hero-panel>p{color:#b8c6d8;font-size:14px;line-height:1.8}.service-links{margin-top:26px}.service-links a{display:flex;gap:20px;align-items:center;padding:12px 0;border-top:1px solid #3c4e65;font-size:16px}.service-links a:hover{color:#9bc3ff}.service-links a>span{font-size:11px;color:#a1b5ce}.service-links b{margin-left:auto;font-weight:400}.panel-bottom{font-size:12px;color:#a1b5ce;padding-top:19px}.intro{padding:64px max(56px,calc((100vw - 1208px)/2));display:grid;grid-template-columns:.8fr 1.2fr;gap:80px;border-top:1px solid var(--line);background:#f6f8fb}.intro h2,.process h2{font-size:32px;line-height:1.5;letter-spacing:-1.3px;margin-top:16px}.intro-body>p{color:var(--muted);line-height:1.9;max-width:620px}.expertise{display:grid;grid-template-columns:1fr 1fr;gap:35px;margin-top:30px}.expertise article>span{font-size:11px;letter-spacing:1px;color:#5c718e}.expertise h3{font-size:18px;margin:8px 0}.expertise p{font-size:14px;color:var(--muted)}.process{max-width:1320px;margin:auto;padding:65px 56px 88px}.section-heading{display:flex;justify-content:space-between;align-items:flex-end}.section-heading>p{color:var(--muted);font-size:14px}.process ol{display:grid;grid-template-columns:repeat(3,1fr);gap:36px;padding:0;margin:35px 0 0;list-style:none}.process li{border-top:1px solid #b8c4d1;padding-top:20px}.process li>span{color:#2b65b7;font-size:14px}.process h3{font-size:20px;margin:14px 0 9px}.process li p{color:var(--muted);font-size:14px}.process small{display:inline-block;margin-top:15px;font-size:12px;color:#65748b}footer{background:#f6f8fb;border-top:1px solid var(--line);padding:35px max(56px,calc((100vw - 1208px)/2)) 130px}footer .brand{font-size:21px}footer p{font-size:14px;margin-top:18px;color:var(--muted)}footer small{font-size:12px;color:#718096}.floating{position:fixed;bottom:27px;right:32px;z-index:10;display:grid;gap:9px}.contact-pills{display:flex;gap:8px;justify-content:flex-end}.contact-pills button{border:1px solid #d7dfe9;padding:10px 16px;border-radius:6px;font-size:13px;font-weight:700;background:white;box-shadow:0 3px 14px #18304d0d}.contact-pills .kakao{background:#fee500;color:#382923;border-color:#fee500}.chat-icon{font-size:14px}.start-button{background:var(--blue);color:white;font-weight:700;border-radius:7px;padding:16px 24px;box-shadow:0 7px 24px #14385c2b;display:flex;justify-content:center;gap:18px}.start-button:hover,.primary:hover{background:#2057a5}.start-icon{font-size:21px;line-height:1.25}#survey-view{background:#f6f8fb;border-top:1px solid var(--line);min-height:700px;padding:60px 36px 80px}.survey-layout{max-width:1080px;margin:auto;display:grid;grid-template-columns:270px 1fr;gap:60px}.survey-sidebar h1{font-size:35px;letter-spacing:-1.6px;margin:20px 0}.survey-sidebar>p{color:var(--muted);font-size:14px}.survey-sidebar ol{list-style:none;padding:0;margin:30px 0}.survey-sidebar li{padding:11px 0;color:#7b899a;font-size:14px}.survey-sidebar li.active{color:var(--blue);font-weight:700}.survey-note{font-size:12px;color:#6b798a;border-top:1px solid var(--line);padding-top:22px}.survey-card{background:white;border:1px solid var(--line);padding:36px 42px;border-radius:8px;min-width:0}.survey-top{display:flex;justify-content:space-between;font-size:13px;color:var(--muted)}progress{width:100%;height:5px;display:block;margin:21px 0 33px;accent-color:var(--blue);border:0}progress::-webkit-progress-bar{background:#edf1f6}progress::-webkit-progress-value{background:var(--blue)}.survey-card h2{font-size:27px;letter-spacing:-1px;line-height:1.5}.question-hint{font-size:14px;color:var(--muted);margin:9px 0 26px}.options{display:grid;gap:10px;border:0;padding:0;margin:0}.option{display:flex;align-items:center;gap:13px;border:1px solid #dce3eb;padding:14px 18px;border-radius:5px;cursor:pointer;font-size:16px}.option:has(input:checked){border-color:var(--blue);background:#f1f6ff;color:#1e58aa;font-weight:700}.option input{accent-color:var(--blue);width:17px;height:17px;margin:0}.survey-actions{display:flex;justify-content:space-between;gap:16px;margin-top:34px}.primary,.secondary{padding:12px 27px;border-radius:5px;font-weight:700;font-size:14px;border:1px solid var(--blue)}.primary{background:var(--blue);color:white}.primary:disabled{background:#b4c5dc;border-color:#b4c5dc;cursor:not-allowed}.secondary{background:white;color:var(--ink);border-color:var(--line)}.review{margin:20px 0}.review div{padding:13px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:20px}.review dt{font-size:14px;color:var(--muted)}.review dd{margin:0;font-weight:600;font-size:14px}.complete-note{font-size:14px;background:#f2f6fb;padding:17px;color:var(--muted)}dialog{border:0;border-radius:10px;padding:38px;max-width:440px;width:calc(100% - 36px);box-shadow:0 20px 70px #12253d33}dialog::backdrop{background:#11233c75}dialog h2{font-size:23px;margin:14px 0}dialog p{color:var(--muted);font-size:15px;margin-bottom:25px}.close{position:absolute;top:10px;right:16px;font-size:26px;background:none;border:0;color:#718096}[hidden]{display:none!important}@media(min-width:1500px){.hero{padding-top:65px;padding-bottom:88px}}@media(max-width:850px){header{padding:0 25px;height:88px}nav{gap:20px}.hero{padding:20px 25px 45px;gap:28px}.hero h1{font-size:40px}.hero-panel{padding:26px}.hero-panel h2{font-size:26px}.hero-copy>p{font-size:14px}.intro{padding:45px 25px;gap:30px}.process{padding:45px 25px}.survey-layout{grid-template-columns:200px 1fr;gap:24px}.survey-card{padding:28px}footer{padding:30px 25px 135px}}@media(max-width:620px){header{height:80px;padding:0 20px}.brand{font-size:23px}nav>a{display:none}.nav-contact{font-size:13px;padding:8px 12px}.hero{grid-template-columns:1fr;padding:18px 22px 36px;gap:20px}.hero-copy{padding:18px 0}.hero h1{font-size:41px;letter-spacing:-2px;margin:23px 0}.eyebrow{font-size:10px;letter-spacing:1.5px}.hero-copy>p{font-size:15px}.hero-meta{margin-top:30px}.hero-panel{padding:26px}.hero-panel h2{font-size:29px}.intro{display:block;padding:40px 22px}.intro-body{margin-top:25px}.expertise{gap:22px}.section-heading{display:block}.section-heading>p{margin-top:12px}.process{padding:40px 22px}.process ol{grid-template-columns:1fr;gap:26px}.process li p br{display:none}.process h3{margin:8px 0}.floating{right:16px;bottom:16px;gap:7px}.start-button{font-size:15px;padding:13px 20px}.contact-pills button{font-size:12px;padding:9px 13px}#survey-view{padding:28px 18px 45px;min-height:0}.survey-layout{display:block}.survey-sidebar h1{font-size:28px;margin:10px 0}.survey-sidebar h1 br{display:none}.survey-sidebar>p,.survey-sidebar ol{display:none}.survey-note{margin:12px 0 22px;padding:0;border:0}.survey-note br{display:none}.survey-card{padding:23px 20px}.survey-card h2{font-size:23px}.review div{display:block}.review dd{margin-top:5px}.survey-actions button{padding:12px 20px}footer{padding-bottom:150px}body.survey-open footer{padding-bottom:35px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.contact-pills .phone{border:1px solid #d7dfe9;padding:10px 16px;border-radius:6px;font-size:13px;font-weight:700;background:white;box-shadow:0 3px 14px #18304d0d}.brand{letter-spacing:0}.brand-sub{font-size:11px}@media(max-width:620px){.brand{font-size:20px}.brand-symbol{width:35px;height:38px}.contact-pills .phone{font-size:12px;padding:9px 13px}}
/* Construction business positioning */
.hero{grid-template-columns:1.18fr 1fr;gap:54px}.hero-copy{padding:16px 0}.hero-audience{font-size:14px;color:#536b89;margin-top:24px;font-weight:600;letter-spacing:-.3px}.diagnosis-headline{margin:18px 0 24px;letter-spacing:-2.5px;line-height:1.3}.diagnosis-headline>span,.diagnosis-headline>em{display:block}.diagnosis-headline .ai-lead{font-size:32px;font-weight:500;letter-spacing:-1.4px;margin-bottom:9px}.diagnosis-headline .speed-price{font-size:clamp(36px,4.1vw,56px);font-weight:800;color:var(--ink)}.diagnosis-headline em{font-size:clamp(35px,3.8vw,53px);font-weight:800;margin-top:7px;white-space:nowrap}.hero-copy>p strong{color:#314a68;font-weight:600}.hero-meta{gap:12px;margin-top:36px}.hero-panel h2{font-size:28px}.service-links .featured-service{padding:13px 0;font-weight:700}.featured-service small{display:block;font-size:12px;font-weight:400;color:#b8c6d8;margin-top:2px}.service-links a:not(.featured-service){padding:9px 0;font-size:14px}.panel-bottom{padding-top:16px}@media(max-width:850px) and (min-width:621px){.hero{gap:25px}.diagnosis-headline em{font-size:34px;letter-spacing:-2px}.diagnosis-headline .speed-price{font-size:37px}.hero-panel h2{font-size:23px}.hero-audience{font-size:12px}}@media(max-width:620px){.hero{grid-template-columns:1fr;gap:22px}.hero-audience{font-size:12px;margin-top:24px}.hero .diagnosis-headline{margin:16px 0 23px}.diagnosis-headline .ai-lead{font-size:27px}.diagnosis-headline .speed-price{font-size:clamp(34px,9vw,48px)}.diagnosis-headline em{font-size:clamp(30px,8.5vw,46px);letter-spacing:-2px}.hero-panel h2{font-size:27px}.hero-meta{font-size:11px;gap:10px}}
/* Adaptive pre-check survey */
.survey-layout{max-width:1180px;grid-template-columns:245px minmax(0,1fr);gap:48px}.survey-card{padding:32px 38px;scroll-margin-top:22px}.survey-sidebar{align-self:start;position:sticky;top:28px}.question-section{display:block;color:#4671a6;font-weight:700;font-size:12px;letter-spacing:1px;margin-bottom:12px}.option small{display:block;font-size:12px;line-height:1.6;color:#6c7c90;font-weight:400;margin-top:5px}.option input{flex-shrink:0}.option{align-items:flex-start;line-height:1.65}.option input{margin-top:5px}.trade-options{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.trade-options .option{font-size:14px;padding:15px 12px}.trade-options .option small{font-size:12px}.criteria-card{background:#f0f5fc;border:1px solid #d7e4f5;border-left:3px solid #2869c9;padding:20px 22px;margin:0 0 25px;border-radius:4px}.criteria-label{font-size:13px;color:#536b88}.criteria-value{font-size:27px;letter-spacing:-1px;font-weight:800;color:#215cab;margin:7px 0 11px;line-height:1.4}.criteria-card p{font-size:14px;color:#4c617b;line-height:1.8}.criteria-card .criteria-caution{margin-top:12px;border-top:1px solid #d7e4f5;padding-top:12px}.criteria-card details{font-size:12px;margin-top:13px}.criteria-card summary{cursor:pointer;color:#536b88}.criteria-card details p{font-size:12px;margin-top:8px}.criteria-card a{color:#245ba4;text-decoration:underline;text-underline-offset:3px}.date-label{display:block;font-size:14px;font-weight:700;margin:20px 0 10px}.date-input{width:100%;padding:16px;border:1px solid #c7d3e1;border-radius:5px;font:inherit;color:var(--ink);min-height:54px;background:white}.field-error{color:#b63232;font-size:14px;margin-top:8px}.review-criteria{display:grid;gap:5px;background:#f0f5fc;padding:20px;border-radius:5px;font-size:14px}.review-criteria strong{font-size:18px;margin-bottom:5px}.review-criteria small{font-size:12px;color:var(--muted);margin-top:6px}.review div{display:grid;grid-template-columns:110px 1fr auto;gap:14px;align-items:start}.edit-answer{background:none;border:0;font-size:12px;color:#2869c9;padding:0;white-space:nowrap;text-decoration:underline}.summary-note{font-size:13px;color:var(--muted);margin-bottom:14px}.survey-card h2{word-break:keep-all;overflow-wrap:anywhere}.survey-actions{position:sticky;bottom:0;background:white;padding:16px 0 0}.survey-note{font-size:12px}.survey-card .complete-note{margin-top:18px}@media(max-width:850px){.survey-layout{grid-template-columns:190px minmax(0,1fr);gap:25px}.survey-card{padding:26px}.trade-options{grid-template-columns:1fr}.review div{grid-template-columns:1fr auto}.review dt{grid-column:1/-1}}@media(max-width:620px){.survey-layout{display:block}.survey-sidebar{position:static}.survey-card{padding:23px 18px}.criteria-card{padding:17px}.criteria-value{font-size:24px}.question-hint{font-size:14px}.review div{grid-template-columns:1fr auto}.review dd{margin:0}.survey-actions{padding-bottom:8px}.trade-options .option{font-size:15px}.survey-sidebar h1{font-size:26px}}

.survey-actions{flex-wrap:wrap;gap:12px}.survey-actions button{white-space:normal}.survey-actions .primary{margin-left:auto}@media(max-width:600px){.survey-actions button{flex:1 1 100%;margin-left:0}}