@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;600;700;800&display=swap');
:root{--navy:#0b1d39;--navy2:#142c50;--ink:#101820;--muted:#67717f;--line:#dce2e9;--paper:#fff;--soft:#f4f6f8}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:85px}body{margin:0;font-family:'Noto Sans KR',Arial,sans-serif;color:var(--ink);background:#fff;word-break:keep-all}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button{cursor:pointer}.shell{width:min(1320px,calc(100% - 96px));margin:auto}.skip{position:absolute;left:-9999px;top:0;background:#fff;z-index:100;padding:12px}.skip:focus{left:0}.header{position:sticky;top:0;background:#fff;z-index:20;border-bottom:1px solid #e9edf1}.header-inner{height:88px;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand{display:block;flex:none}.brand img{width:177px;height:auto;display:block}.nav{display:flex;align-items:center;gap:36px;font-size:14px;font-weight:600}.nav>a:not(.nav-contact):hover{color:#31558b}.nav-contact{background:var(--navy);color:#fff;padding:14px 22px}.nav-contact span{margin-left:16px}.menu-toggle{display:none;background:none;border:0}.hero{height:min(690px,calc(100svh - 88px));min-height:550px;position:relative;overflow:hidden;background:#1b2c42}.hero-photo{position:absolute;inset:0;background-image:url('https://images.unsplash.com/photo-1487958449943-2429e8be8625?auto=format&fit=crop&w=2200&q=85');background-position:center;background-size:cover}.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,17,34,.89),rgba(6,21,41,.55) 48%,rgba(5,16,32,.09))}.hero-content{position:relative;color:#fff;height:100%;display:flex;flex-direction:column;justify-content:center;padding-top:25px}.eyebrow{font-size:12px;letter-spacing:.19em;font-weight:700;color:#274e85;margin-bottom:25px}.eyebrow.light{color:#d1dfed}.eyebrow .line{display:inline-block;width:25px;height:1px;background:currentColor;vertical-align:middle;margin-right:14px}.hero h1{font-size:clamp(37px,4.3vw,70px);line-height:1.3;letter-spacing:-.055em;margin:0;font-weight:700}.hero h1 em{font-style:normal;font-size:1.16em;letter-spacing:-.03em}.hero p{font-size:clamp(17px,1.4vw,22px);line-height:1.75;margin:26px 0 35px;color:#e4e9f0}.hero-actions{display:flex;align-items:center;gap:28px}.btn{display:inline-flex;align-items:center;justify-content:space-between;gap:40px;padding:18px 23px;font-weight:700;font-size:14px;border:0;transition:transform .2s,background .2s}.btn:hover{transform:translateY(-2px)}.btn-white{background:#fff;color:var(--navy)}.text-link{font-size:14px;font-weight:600}.text-link span{margin-left:14px}.hero-bottom{position:absolute;bottom:34px;left:0;right:0;display:flex;justify-content:space-between;font-size:11px;letter-spacing:.16em;color:#e5eaf1}.section{padding:115px 0}.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:10%}h2{font-size:clamp(30px,3vw,47px);letter-spacing:-.055em;line-height:1.4;margin:0;font-weight:700}h2 strong{color:#1b477f}.intro-right{padding-top:30px}.intro-right .lead{font-size:22px;line-height:1.7;font-weight:600;margin:0 0 23px}.intro-right>p:not(.lead){font-size:15px;color:var(--muted);line-height:1.9}.inline-link{display:inline-block;margin-top:23px;padding-bottom:9px;border-bottom:1px solid #263e60;font-size:14px;font-weight:700}.inline-link span{margin-left:20px}.services{background:var(--soft)}.section-top{display:flex;justify-content:space-between;align-items:end;margin-bottom:45px}.section-top p{margin:0;color:var(--muted);font-size:14px;line-height:1.8}.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.service-card{min-height:350px;background:#fff;border:1px solid #e7ebf0;padding:28px 25px;display:flex;flex-direction:column;transition:box-shadow .2s,transform .2s}.service-card:hover{transform:translateY(-4px);box-shadow:0 12px 35px #0b1d3915}.service-no{display:flex;justify-content:space-between;color:#244d82;font-size:12px}.service-no span{font-size:20px}.service-icon{font-size:33px;color:var(--navy);margin:33px 0 18px;line-height:1}.service-card h3{font-size:22px;letter-spacing:-.04em;margin:0}.service-sub{font-size:14px;color:#244d82;font-weight:600;margin:8px 0 12px}.service-card>p:not(.service-sub){font-size:13px;color:var(--muted);line-height:1.8;margin:0 0 20px}.service-card a{margin-top:auto;font-size:12px;font-weight:700;color:var(--navy)}.statement{background:linear-gradient(115deg,#07152a,#1b3a62);color:#fff;padding:100px 0}.statement h2{font-size:clamp(33px,4vw,60px)}.statement h2 span{color:#c4d4e9}.statement p{color:#c7d4e2;font-size:15px;margin-top:25px}.steps{display:grid;grid-template-columns:repeat(4,1fr);border-top:2px solid var(--navy)}.steps>div{padding:34px 25px 5px 0;border-right:1px solid var(--line);margin-right:24px}.steps>div:last-child{border:0;margin-right:0}.steps span{color:#2b5688;font-size:12px;letter-spacing:.08em;font-weight:700}.steps h3{font-size:21px;margin:25px 0 10px}.steps p{font-size:13px;line-height:1.7;color:var(--muted)}.portfolio{background:#f5f7f9}.portfolio-grid{display:grid;grid-template-columns:1fr 1fr;gap:8%;align-items:center}.portfolio-grid p{color:var(--muted);margin:20px 0 35px}.notice{padding:20px 24px;background:#fff;border-left:3px solid #214c82;font-size:14px;line-height:1.7}.portfolio-image{min-height:360px;background:#c9d3de url('https://images.unsplash.com/photo-1497366811353-6870744d04b2?auto=format&fit=crop&w=1200&q=80') center/cover}.insight-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.insight-grid article{border-top:2px solid var(--navy);background:#f5f7f9;padding:30px;min-height:200px}.insight-grid span{color:#2b5688;font-size:11px;letter-spacing:.1em;font-weight:700}.insight-grid h3{font-size:20px;margin:20px 0 15px}.insight-grid p{font-size:13px;color:var(--muted)}.contact{background:#0b1d39;color:#fff}.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:10%}.contact h2{font-size:clamp(36px,3.5vw,56px)}.contact-grid>div>p{color:#c3d0df;line-height:1.9;font-size:15px;margin-top:25px}.contact-note{margin-top:45px;font-size:12px;line-height:1.8;color:#9caec5}.contact-form{background:#fff;color:var(--ink);padding:34px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.contact-form label{display:block;font-size:13px;font-weight:700;margin-bottom:19px}.contact-form label>span:not(.consent span){color:#a13e3e}.contact-form input:not([type=checkbox]),.contact-form select,.contact-form textarea{width:100%;display:block;margin-top:9px;padding:13px 12px;border:1px solid #d8dee6;border-radius:0;outline-offset:2px;background:#fff;color:#111;font-size:13px}.contact-form textarea{resize:vertical}.contact-form .consent{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:11px;color:#566271;line-height:1.7}.consent input{margin-top:4px}.consent b{color:#a13e3e}.contact-form .submit{background:var(--navy);color:#fff;width:100%;justify-content:space-between}.form-small{font-size:11px;color:#78818b;line-height:1.7}.hidden{position:absolute;left:-9999px}.footer{background:#fff}.footer-top{padding:50px 0;display:flex;justify-content:space-between;align-items:center}.footer-top img{width:180px}.footer-top p{color:var(--muted);font-size:12px}.footer-links{display:flex;gap:24px;font-size:13px}.footer-bottom{border-top:1px solid var(--line);padding:22px 0;display:flex;justify-content:space-between;color:#6b7480;font-size:11px}
@media(max-width:1050px){.shell{width:min(100% - 48px,1320px)}.nav{gap:18px}.service-grid{grid-template-columns:repeat(2,1fr)}.service-card{min-height:315px}.contact-grid{gap:5%}}@media(max-width:760px){.shell{width:calc(100% - 36px)}.header-inner{height:70px}.brand img{width:143px}.menu-toggle{display:flex;flex-direction:column;gap:5px;padding:10px}.menu-toggle span{width:24px;height:2px;background:var(--navy)}.nav{display:none;position:absolute;top:70px;left:0;right:0;background:#fff;box-shadow:0 12px 20px #0002;padding:15px 18px 25px;flex-direction:column;align-items:stretch;gap:0}.nav.open{display:flex}.nav a{padding:13px 8px}.nav .nav-contact{padding:14px;margin-top:10px}.hero{min-height:590px;height:calc(90svh - 70px)}.hero-overlay{background:linear-gradient(90deg,#07152ad9,#07152a77)}.hero h1{font-size:clamp(34px,7.5vw,50px)}.hero-bottom{font-size:9px}.section{padding:76px 0}.intro-grid,.portfolio-grid,.contact-grid{grid-template-columns:1fr;gap:32px}.intro-right{padding-top:0}.intro-right .lead{font-size:18px}.section-top{align-items:start;gap:15px;flex-direction:column}.section-top p{font-size:13px}.service-grid,.insight-grid{grid-template-columns:1fr 1fr}.service-card{min-height:320px}.steps{grid-template-columns:1fr 1fr;gap:12px}.steps>div{margin-right:0;padding:25px 10px}.portfolio-image{min-height:270px}.contact-form{padding:23px}.footer-top{align-items:start;gap:25px;flex-direction:column}}@media(max-width:480px){.hero-actions{gap:16px;align-items:start;flex-direction:column}.hero-bottom span:last-child{display:none}.service-grid,.insight-grid,.form-row{grid-template-columns:1fr}.service-card{min-height:275px}.steps{grid-template-columns:1fr 1fr}.steps h3{font-size:17px}.steps p{font-size:12px}.footer-links{flex-wrap:wrap;gap:14px}}

/* BREEZE content update */
.breeze-facts{display:flex;flex-wrap:wrap;gap:28px;margin-top:32px}.breeze-facts>div{display:flex;flex-direction:column;gap:5px}.breeze-facts strong{font-size:32px;color:#1b477f}.breeze-facts span{font-size:12px;color:#67717f}.steps{grid-template-columns:repeat(5,minmax(0,1fr))}.steps>div{padding-right:14px;margin-right:12px}.steps h3{font-size:19px}.process-note{margin-top:28px;font-size:13px;color:#67717f;line-height:1.8}@media(max-width:1050px){.steps{grid-template-columns:repeat(3,minmax(0,1fr));row-gap:24px}}@media(max-width:760px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:480px){.steps{grid-template-columns:1fr}.steps>div{border-right:0;border-bottom:1px solid #dce2e9;padding-bottom:18px}.breeze-facts{gap:20px}}

/* BF / ZEB service detail pages */
.detail-hero{background:linear-gradient(115deg,#0b1d39,#21436b);color:#fff;padding:95px 0 85px}.detail-hero .eyebrow{color:#b9cee6;margin-bottom:18px}.detail-hero h1{font-size:clamp(34px,4vw,55px);letter-spacing:-.055em;line-height:1.35;margin:0}.detail-hero p{color:#d9e4ef;line-height:1.9;font-size:17px;max-width:800px;margin:22px 0 0}.detail-breadcrumb{font-size:12px;color:#b9cee6;margin-bottom:30px}.detail-breadcrumb a{text-decoration:underline;text-underline-offset:4px}.detail-body{padding:70px 0 95px}.detail-layout{display:grid;grid-template-columns:minmax(0,1fr) 245px;gap:65px;align-items:start}.detail-main section{padding:34px 0;border-bottom:1px solid #e2e7ed}.detail-main section:first-child{padding-top:0}.detail-main h2{font-size:27px;margin:0 0 21px}.detail-main p{font-size:15px;line-height:1.95;color:#4e5b69;margin:0 0 14px}.detail-main strong{color:#142c50}.detail-law{background:#f4f6f8;border-left:3px solid #31598c;padding:24px;margin:18px 0}.detail-law p{margin:8px 0 0}.detail-link{color:#1a4b86;font-size:13px;text-decoration:underline;text-underline-offset:4px}.detail-table{width:100%;border-collapse:collapse;font-size:14px;line-height:1.8}.detail-table th,.detail-table td{text-align:left;padding:18px;border-bottom:1px solid #dce2e9;vertical-align:top}.detail-table th{background:#f4f6f8;color:#142c50}.detail-table td:first-child{width:125px;font-weight:700;color:#142c50}.detail-task{padding:18px 0;border-bottom:1px solid #e2e7ed;font-size:15px;font-weight:700}.detail-task:last-child{border:0}.detail-task .subtasks{background:#f4f6f8;padding:22px 24px;margin-top:16px;font-weight:400}.detail-task .subtasks>div+div{border-top:1px solid #dce2e9;margin-top:16px;padding-top:16px}.detail-task .subtasks b{display:block;font-size:13px;color:#245183;margin-bottom:7px}.detail-task .subtasks p{margin:0}.detail-pill{display:inline-block;border-radius:20px;padding:3px 11px;background:#e9f0f8;color:#214c82;font-size:11px;font-weight:700;margin:9px 0 4px}.detail-note{font-size:12px!important;color:#778391!important;margin:0!important}.detail-aside{position:sticky;top:112px;background:#f4f6f8;padding:28px}.detail-aside h3{font-size:21px;margin:0 0 12px}.detail-aside p{font-size:13px;line-height:1.8;color:#67717f}.detail-aside a{display:block;text-align:center;background:#0b1d39;color:#fff;padding:15px;margin-top:20px;font-size:13px;font-weight:700}.detail-criteria{background:#f4f6f8;border-radius:8px;padding:22px 24px;margin:20px 0}.detail-criteria p{font-size:14px}.detail-criteria p:last-child{margin-bottom:0}.detail-criteria hr{border:0;border-top:1px solid #dce2e9;margin:18px 0}@media(max-width:900px){.detail-layout{grid-template-columns:1fr;gap:32px}.detail-aside{position:static}.detail-hero{padding:65px 0}.detail-body{padding:50px 0}}

.detail-title-sub{display:inline;font-size:inherit;font-weight:inherit;letter-spacing:inherit;vertical-align:baseline;color:inherit;margin-left:0}

/* Energy plan section icons */
.energy-parts{margin:10px 0 20px}.energy-part{display:flex;align-items:flex-start;gap:18px;padding:18px 0;border-bottom:1px solid #e2e7ed}.energy-part:last-child{border:0}.energy-part-icon{flex:0 0 46px;height:46px;border-radius:8px;background:#f4f6f8;display:flex;align-items:center;justify-content:center;font-size:25px;color:#214c82}.energy-part strong{display:block;margin:1px 0 7px}.energy-part p{margin:0}.detail-main h3{font-size:18px;color:#142c50;margin:25px 0 14px}

.energy-part-icon svg{width:24px;height:24px;display:block;flex-shrink:0}

/* Other certification detail page */
.other-overview{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:24px 0 0}.other-overview-card{display:flex;flex-direction:column;gap:8px;background:#f4f6f8;padding:20px;border:1px solid #e2e7ed;border-radius:8px;text-decoration:none;transition:border-color .2s,transform .2s}.other-overview-card:hover{border-color:#31598c;transform:translateY(-2px)}.other-overview-card small{font-size:12px;color:#69809c}.other-overview-card strong{font-size:16px;color:#142c50}.other-overview-card span{font-size:12px;color:#31598c}.other-entry{scroll-margin-top:100px}.other-entry h2{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.other-num{background:#10243e;color:#fff;font-size:13px;font-weight:700;letter-spacing:.02em;border-radius:5px;padding:9px 11px}.other-field{margin:20px 0}.other-field strong{display:block;font-size:13px;margin-bottom:8px}.other-field p{margin:0!important}.other-note{font-size:13px!important;color:#4e5b69!important}.detail-criteria b{color:#142c50}@media(max-width:560px){.other-overview{grid-template-columns:1fr}.other-overview-card{padding:16px}.other-entry h2{font-size:22px}}

/* BREEZE Projects — photographic portfolio */
.project-heading{margin-bottom:32px}.project-heading .eyebrow{margin-bottom:14px}.project-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.project-card{background:#fff;border:1px solid #dfe5eb;border-radius:12px;overflow:hidden;min-width:0;transition:box-shadow .2s,transform .2s}.project-card:hover{box-shadow:0 12px 28px rgba(11,29,57,.09);transform:translateY(-2px)}.project-photo{height:255px;position:relative;background:#e8edf2;overflow:hidden}.project-photo img{display:block;width:100%;height:100%;object-fit:cover}.project-year{position:absolute;right:16px;top:14px;background:rgba(11,29,57,.72);color:#fff;padding:6px 11px;border-radius:5px;font-size:13px;font-weight:700}.project-content{padding:20px 22px 21px}.project-content h3{font-size:19px;line-height:1.5;margin:0 0 14px;letter-spacing:-.035em}.project-bottom{border-top:1px solid #e7ebef;padding-top:14px;display:flex;align-items:center;justify-content:space-between;gap:12px}.project-services{font-size:13px;line-height:1.65;color:#566575;margin:0;min-width:0}.project-stage{flex-shrink:0;white-space:nowrap;border-radius:16px;background:#eaf0f7;color:#214c82;padding:6px 10px;font-size:11px;font-weight:700}@media(max-width:760px){.project-grid{gap:14px}.project-photo{height:185px}.project-content{padding:15px}.project-content h3{font-size:16px}.project-bottom{flex-wrap:wrap}.project-services{font-size:12px}}@media(max-width:560px){.project-grid{grid-template-columns:1fr}.project-photo{height:230px}.project-bottom{flex-wrap:nowrap}}

/* Standalone pages: original section styles retained */
main > .section:first-child { min-height: 50vh; }
main > .statement:last-child { margin-top: 0; }

/* About page: keep the introduction in the first viewport; reveal OUR APPROACH on scroll. */
body:has(#about.intro) #about.intro {
  min-height: calc(100vh - 88px);
  min-height: calc(100svh - 88px);
  display: flex;
  align-items: center;
}
body:has(#about.intro) #about.intro > .shell { width: min(1320px, calc(100% - 96px)); }
@media (max-width:1050px) {
  body:has(#about.intro) #about.intro > .shell { width: min(1320px, calc(100% - 48px)); }
}
@media (max-width:760px) {
  body:has(#about.intro) #about.intro {
    min-height: calc(100svh - 70px);
    height: auto;
    padding-top: 76px;
    padding-bottom: 76px;
  }
  body:has(#about.intro) #about.intro > .shell { width: calc(100% - 36px); }
}

/* Business services: aligned five-card layout and consistent icon containers */
@media(min-width:1051px){.services .service-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:13px}.services .service-card{padding:23px 17px;min-width:0;min-height:410px}.services .service-card h3{font-size:clamp(16px,1.15vw,20px);line-height:1.45;word-break:keep-all}.services .service-card>p:not(.service-sub){font-size:12px}.services .service-sub{font-size:12px}}
.services .service-icon{height:128px;width:100%;margin:16px 0 18px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#f7fafc;border-radius:12px}
.services .service-icon img{display:block;max-width:100%;width:120px;height:120px;object-fit:contain}
@media(max-width:760px){.services .service-icon{height:105px}.services .service-icon img{width:98px;height:98px}}