:root{--blue:#416479;--blue-dark:#243f50;--blue-deep:#183240;--blue-pale:#eaf0f3;--cream:#f7f6f2;--ink:#24333b;--muted:#6d7a80;--line:#dce3e6;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:82px}body{margin:0;color:var(--ink);font-family:Pretendard,Pretendard,sans-serif;line-height:1.7;background:#fff}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}.container{width:min(1200px,calc(100% - 48px));margin:auto}.header{position:fixed;z-index:50;top:0;left:0;width:100%;height:88px;color:#fff;border-bottom:1px solid rgba(255,255,255,.22);transition:.3s}.header.scrolled{height:72px;background:rgba(24,50,64,.96);box-shadow:0 5px 24px rgba(10,30,40,.13);backdrop-filter:blur(10px)}.nav-wrap{height:100%;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px}.brand i{width:40px;height:40px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.6);border-radius:50%;font:600 18px Pretendard;font-style:normal}.brand span{display:flex;flex-direction:column}.brand strong{font:600 21px/1.2 Pretendard;letter-spacing:-.7px}.brand small{font-size:8px;letter-spacing:1.7px;opacity:.7}.nav{display:flex;align-items:center;gap:36px;font-size:15px;font-weight:500}.nav a{position:relative}.nav a:not(.nav-cta):after{content:"";position:absolute;left:0;bottom:-7px;width:0;height:1px;background:#d7e4e9;transition:.25s}.nav a:hover:after{width:100%}.nav-cta{padding:11px 22px;border:1px solid rgba(255,255,255,.58)}.menu-btn{display:none;border:0;background:none}.hero{height:850px;position:relative;color:#fff;background-image:linear-gradient(90deg,rgba(19,46,60,.92) 0%,rgba(28,58,73,.77) 40%,rgba(31,57,69,.16) 78%),url('assets/hero.jpg');background-size:cover;background-position:center;overflow:hidden}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,35,48,.08),rgba(12,35,48,.26))}.hero-inner{height:100%;position:relative;z-index:2;display:flex;align-items:center;padding-top:72px}.hero-copy{max-width:760px}.eyebrow{display:block;margin-bottom:22px;color:#c6d9e1;font-size:11px;font-weight:700;letter-spacing:3.2px}.eyebrow.dark{color:#587a8c}.hero h1,.section-head h2,.about h2,.contact h2{margin:0;font:600 52px/1.38 Pretendard;letter-spacing:-2.8px}.hero h1 em,.section-head h2 em,.about h2 em,.contact h2 em{font-style:normal;color:#d7e6eb}.hero-copy>p{margin:25px 0 35px;color:rgba(255,255,255,.76);font-size:18px}.hero-actions{display:flex;gap:12px}.btn{display:inline-flex;align-items:center;justify-content:center;min-width:180px;padding:15px 24px;border:1px solid transparent;font-weight:600;cursor:pointer;transition:.25s}.btn.primary{background:var(--blue);color:#fff}.btn.primary:hover{background:#35586d;transform:translateY(-2px)}.btn.ghost{border-color:rgba(255,255,255,.55)}.hero-tags{display:flex;gap:28px;margin:38px 0 0;padding:22px 0 0;border-top:1px solid rgba(255,255,255,.2);list-style:none;color:rgba(255,255,255,.72);font-size:13px}.hero-tags li:before{content:"✓";margin-right:8px;color:#b8d3de}.scroll{position:absolute;z-index:3;left:50%;bottom:25px;font-size:9px;letter-spacing:2px;color:rgba(255,255,255,.55);writing-mode:vertical-lr}.scroll span{display:block;width:1px;height:35px;margin:9px auto;background:rgba(255,255,255,.45)}.section{padding:125px 0}.about{background:var(--cream)}.about-grid{display:grid;grid-template-columns:48% 1fr;gap:86px;align-items:center}.about-visual{position:relative}.about-visual img{display:block;width:100%;height:590px;object-fit:cover}.about-visual:before{content:"";position:absolute;z-index:-1;left:-24px;bottom:-24px;width:75%;height:55%;background:#dbe6eb}.about-visual>div{position:absolute;right:-28px;bottom:34px;width:310px;padding:25px 28px;background:var(--blue-dark);color:#fff;box-shadow:0 15px 32px rgba(20,45,58,.22)}.about-visual strong,.about-visual span{display:block}.about-visual strong{font:600 17px Pretendard}.about-visual span{margin-top:5px;color:rgba(255,255,255,.65);font-size:12px}.about-copy h2{font-size:40px}.about-copy h2 em{color:var(--blue)}.about-copy>p{color:var(--muted);margin:25px 0 0}.signature{margin:28px 0 30px;text-align:right}.signature span{font-size:12px;color:var(--muted);margin-right:12px}.signature strong{font:600 21px Pretendard;letter-spacing:3px}.promise{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.promise div{padding:17px 10px;text-align:center;border-right:1px solid var(--line)}.promise div:last-child{border:0}.promise b{display:block;color:var(--blue);font-size:11px}.promise span{font-size:12px;font-weight:600}.section-head.center{text-align:center}.section-head h2{font-size:41px}.section-head h2 em{color:var(--blue)}.section-head>p{margin:17px 0 0;color:var(--muted)}.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:60px}.service-card{position:relative;min-height:425px;padding:42px 28px;background:#fff;border:1px solid var(--line);transition:.3s}.service-card:hover{transform:translateY(-8px);border-color:#7895a4;box-shadow:0 18px 38px rgba(31,61,75,.1)}.service-card>span{position:absolute;top:18px;right:20px;color:#a8bac3;font-size:11px}.service-card>i{width:58px;height:58px;display:grid;place-items:center;margin:14px 0 26px;border-radius:50%;background:var(--blue-pale);color:var(--blue);font-size:25px;font-style:normal}.service-card h3{margin:0 0 13px;font:600 22px 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rgba(31,61,75,.07);transition:.3s}.case-item:hover{transform:translateY(-7px);box-shadow:0 18px 38px rgba(31,61,75,.13)}.case-item img{display:block;width:100%;height:310px;object-fit:cover;transition:.5s}.case-item:hover img{transform:scale(1.035)}.case-item>div{padding:26px}.case-item span{color:var(--blue);font-size:11px;font-weight:700}.case-item h3{margin:6px 0;font:600 19px Pretendard}.case-item p{margin:0;color:var(--muted);font-size:13px}.reviews{background:var(--blue-deep);color:#fff}.section-head.light h2 em{color:#b8d3de}.section-head.light>p{color:rgba(255,255,255,.58)}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:55px}.review-card{padding:37px 32px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);transition:.3s}.review-card:hover{background:#fff;color:var(--ink);transform:translateY(-6px)}.stars{color:#b9d0d9;letter-spacing:4px;font-size:12px}.review-card p{min-height:140px;margin:22px 0;color:rgba(255,255,255,.78);font:500 16px/1.9 Pretendard}.review-card:hover p{color:#44545c}.review-card span{font-size:12px;color:#9fb7c2}.contact{padding:120px 0;background:#f5f7f7}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:center}.contact-copy h2{font-size:40px}.contact-copy h2 em{color:var(--blue)}.contact-copy>p{margin:23px 0 38px;color:var(--muted)}.contact-copy dl{margin:0}.contact-copy dl div{display:grid;grid-template-columns:100px 1fr;padding:13px 0;border-bottom:1px solid var(--line)}.contact-copy dt{color:var(--blue);font-size:13px;font-weight:700}.contact-copy dd{margin:0}.contact-form{padding:44px;background:#fff;box-shadow:0 18px 45px rgba(31,61,75,.1)}.contact-form>span{color:var(--blue);font-size:11px;font-weight:700;letter-spacing:2px}.contact-form h3{margin:5px 0 25px;font:600 24px Pretendard}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}.contact-form label{display:block;margin-bottom:15px;font-size:12px;font-weight:600}.contact-form input:not([type=checkbox]),.contact-form textarea,.contact-form select{display:block;width:100%;padding:12px 0;border:0;border-bottom:1px solid #cfd9dd;background:#fff;outline:none;font-size:14px;resize:none}.contact-form input:focus,.contact-form textarea:focus,.contact-form select:focus{border-color:var(--blue)}.agree{color:#718087;font-weight:400!important}.contact-form .btn{width:100%}.form-note{margin:12px 0 0;color:#9aa4a9;font-size:11px;text-align:center}footer{padding:52px 0;background:#102936;color:rgba(255,255,255,.6)}.footer-grid{display:flex;justify-content:space-between;align-items:flex-end}.footer-grid .brand{color:#fff}.footer-grid>div:last-child{text-align:right;font-size:12px}.footer-grid p{margin:18px 0 0;font-size:12px}.quick{position:fixed;z-index:40;right:22px;bottom:22px;display:flex;flex-direction:column;gap:8px}.quick a{width:64px;height:64px;display:grid;place-items:center;border-radius:50%;background:var(--blue);color:#fff;text-align:center;font-size:11px;font-weight:700;box-shadow:0 7px 22px rgba(20,45,58,.22)}.quick a:nth-child(2){background:#fff;color:var(--blue-dark);border:1px solid #bed0d8}.quick a:last-child{height:38px;background:var(--blue-dark)}.reveal{opacity:0;transform:translateY(25px);transition:.7s}.reveal.visible{opacity:1;transform:none}
@media(max-width:1024px){.nav{gap:20px}.hero{height:780px}.about-grid{grid-template-columns:43% 1fr;gap:50px}.about-visual img{height:530px}.service-grid{grid-template-columns:1fr 1fr}.service-card{min-height:350px}.case-item img{height:250px}.contact-grid{gap:45px}}
@media(max-width:768px){html{scroll-padding-top:68px}.container{width:min(100% - 32px,1200px)}.header{height:68px}.menu-btn{display:flex;flex-direction:column;gap:5px;padding:8px}.menu-btn span{display:block;width:24px;height:1px;background:#fff}.nav{position:fixed;top:68px;left:0;right:0;display:none;flex-direction:column;gap:0;padding:12px 22px 26px;background:#183240}.nav.open{display:flex}.nav a{width:100%;padding:13px;border-bottom:1px solid rgba(255,255,255,.1)}.nav-cta{text-align:center;margin-top:10px}.brand strong{font-size:18px}.brand i{width:35px;height:35px}.hero{height:740px;background-position:64% center}.hero h1{font-size:36px;letter-spacing:-2px}.hero-copy>p{font-size:15px}.hero-actions{flex-direction:column;align-items:flex-start}.hero-tags{flex-direction:column;gap:6px}.section{padding:85px 0}.about-grid{grid-template-columns:1fr;gap:65px}.about-visual img{height:460px}.about-visual>div{right:10px;bottom:-25px;width:calc(100% - 35px)}.about-copy h2,.section-head h2,.contact-copy h2{font-size:32px;letter-spacing:-1.8px}.promise{grid-template-columns:1fr}.promise div{border-right:0;border-bottom:1px solid var(--line)}.promise div:last-child{border-bottom:0}.service-grid,.case-grid,.review-grid,.stats-grid,.contact-grid{grid-template-columns:1fr}.service-card{min-height:auto}.stats-grid{gap:28px}.stat{border-right:0;border-bottom:1px solid rgba(255,255,255,.14);padding-bottom:26px}.stat:last-child{border:0;padding-bottom:0}.section-head.split{display:block}.section-head.split>p{text-align:left}.case-item img{height:270px}.review-card p{min-height:auto}.contact-form{padding:30px 22px}.form-row{grid-template-columns:1fr}.footer-grid{display:block}.footer-grid>div:last-child{text-align:left;margin-top:32px}.quick{right:12px;bottom:12px}.quick a{width:56px;height:56px}.scroll{display:none}}

/* 2026 visual refinement */
:root{--blue:#668da1;--blue-dark:#54798c;--blue-deep:#5b7f91;--blue-pale:#f1f6f8;--cream:#fbfaf7;--ink:#2c3c44;--muted:#65777f;--line:#d9e4e8}
body{font-size:17px}.nav{font-size:16px}.header.scrolled{background:rgba(73,108,125,.96)}
.hero{background:#dfe9ed}.hero-slides{position:absolute;z-index:0;inset:0}.hero-slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transform:scale(1.025);transition:opacity 1.2s ease,transform 6s ease}.hero-slide.active{opacity:1;transform:scale(1)}.hero:after{z-index:1;background:linear-gradient(90deg,rgba(59,91,108,.82) 0%,rgba(72,103,118,.62) 43%,rgba(75,104,116,.06) 82%)}
.hero h1,.section-head h2,.about h2,.contact h2,.service-card h3,.case-item h3,.review-card p,.contact-form h3,.about-visual strong,.signature strong,.stat span{font-family:Pretendard,sans-serif}.hero h1{font-size:55px;font-weight:600}.hero-copy>p{font-size:19px}.hero-tags{font-size:14px}.section-head>p,.about-copy>p{font-size:17px}.about-copy h2,.contact-copy h2{font-size:42px}.section-head h2{font-size:43px}.service-card p,.case-item p{font-size:15px}.service-card li,.contact-copy dt,.contact-form label{font-size:14px}.review-card p{font-size:17px}.review-card span,.about-visual span{font-size:13px}.stats{background:#6f93a4}.reviews{background:#66899a}.contact{background:#f7fafb}footer{background:#466b7e}
.service-grid{gap:18px}.service-card{padding:0;overflow:hidden;min-height:0}.service-card>img{display:block;width:100%;height:210px;object-fit:cover}.service-body{padding:26px 25px 28px}.service-body>span{display:block;margin-bottom:6px;color:var(--blue);font-size:12px;font-weight:700}.service-card h3{font-size:23px}.service-card ul{margin-top:20px}
.case-slider-wrap{position:relative;margin-top:58px;padding:0 54px}.case-viewport{overflow:hidden}.case-grid{display:flex;gap:22px;margin-top:0;transition:transform .5s ease}.case-item{flex:0 0 calc((100% - 44px)/3)}.case-arrow{position:absolute;z-index:3;top:45%;width:42px;height:42px;border:1px solid #a9bdc6;border-radius:50%;background:#fff;color:#557b8e;font-size:29px;line-height:1;cursor:pointer;box-shadow:0 7px 18px rgba(50,85,101,.12);transition:.25s}.case-arrow:hover{background:var(--blue);color:#fff}.case-arrow.prev{left:0}.case-arrow.next{right:0}
.quick a:last-child{height:64px;border-radius:50%}
@media(max-width:1024px){.hero h1{font-size:48px}.service-card>img{height:245px}.case-item{flex-basis:calc((100% - 22px)/2)}}
@media(max-width:768px){body{font-size:16px}.nav{background:#5b7f91}.hero{background-position:center}.hero-slide{background-position:64% center}.hero h1{font-size:38px}.hero-copy>p{font-size:16px}.about-copy h2,.section-head h2,.contact-copy h2{font-size:34px}.section-head>p,.about-copy>p{font-size:16px}.service-card>img{height:235px}.case-slider-wrap{padding:0 42px}.case-grid{display:flex}.case-item{flex:0 0 100%}.case-arrow{width:36px;height:36px}.quick a:last-child{height:56px}}

/* Royal blue palette sampled from the supplied reference: #4265BF */
:root{--blue:#4265bf;--blue-dark:#3454a5;--blue-deep:#29458f;--blue-pale:#f1f4fc;--cream:#f8f9fd;--ink:#26324f;--muted:#66718a;--line:#dce2f2}
.header.scrolled{background:rgba(41,69,143,.96)}
.hero{background:#e8edfa}.hero:after{background:linear-gradient(90deg,rgba(25,43,94,.96) 0%,rgba(39,63,130,.84) 43%,rgba(55,82,151,.18) 82%)}
.about-visual:before{background:#dce4f7}.about-visual>div{background:#3454a5}.service-card>img{filter:saturate(.88)}
.stats{background:#5575c8}.cases{background:#f1f4fc}.reviews{background:#3f5fae}.contact{background:#f7f8fc}footer{background:#29458f}
.review-card:hover{color:#26324f}.case-arrow{border-color:#b9c5e6;color:#4265bf}.quick a{background:#4265bf}.quick a:nth-child(2){color:#3454a5;border-color:#c5cfeb}.quick a:last-child{background:#29458f}
@media(max-width:768px){.nav{background:#3454a5}}

/* Split hero: solid color left, image slideshow right */
.hero{background:#253768}
.hero:after{display:none}
.hero-slides{inset:0 0 0 50%;width:50%}
.hero-slides:after{content:"";position:absolute;z-index:2;inset:0;background:rgba(0,0,0,.3);pointer-events:none}
.hero-slide:nth-child(1){background-position:72% center}
.hero-slide:nth-child(2){background-position:80% center}
.hero-copy{max-width:540px;width:46%}
@media(max-width:768px){.hero{height:780px}.hero-slides{inset:0 0 auto 0;width:100%;height:42%}.hero-slide:nth-child(1){background-position:72% center}.hero-slide:nth-child(2){background-position:82% center}.hero-inner{align-items:flex-end;padding-bottom:54px}.hero-copy{max-width:none;width:100%}}