:root{--navy:#082a5d;--blue:#135bc7;--pale:#edf4ff;--white:#fff;--ink:#10213b;--line:#cbd9ee;--muted:#5f7090}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);font-family:Inter,"Noto Sans KR",sans-serif}a{color:inherit;text-decoration:none}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.site-header{height:88px;padding:0 5vw;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:#fff}.logo-home{display:block;width:64px;height:64px;flex:0 0 auto}.logo-home img{width:100%;height:100%;display:block;object-fit:contain}.site-nav{display:flex;align-items:center;gap:2.2rem;font-size:.77rem;font-weight:600;color:var(--navy)}.site-nav>a{position:relative}.site-nav>a:after{content:"";position:absolute;left:0;bottom:-7px;width:0;height:1px;background:var(--navy);transition:.2s}.site-nav>a:hover:after{width:100%}.site-nav details{position:relative}.site-nav summary{list-style:none;cursor:pointer}.site-nav summary::-webkit-details-marker{display:none}.site-nav summary:after{content:"+";font-size:1rem;margin-left:.3rem;color:var(--blue)}.site-nav details[open] summary:after{content:"−"}.submenu{position:absolute;z-index:20;top:1.8rem;left:-1rem;width:225px;padding:.65rem;background:#fff;border:1px solid var(--line);box-shadow:0 14px 25px rgba(8,42,93,.12)}.submenu a{display:block;padding:.65rem .55rem;font-size:.71rem}.submenu a:hover{background:var(--pale)}.submenu .register-link{margin:.35rem;background:var(--navy);color:#fff;text-align:center}.menu-button{display:none;border:0;background:transparent}.page-hero{min-height:510px;position:relative;display:grid;place-items:center;isolation:isolate;background:var(--navy);overflow:hidden}.hero-image{position:absolute;inset:0;z-index:-2}.media-frame{background:var(--pale);overflow:hidden}.media-frame img{width:100%;height:100%;display:block;object-fit:cover}.hero-image img{opacity:.64}.hero-overlay{position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(8,42,93,.9),rgba(8,42,93,.25))}.hero-content{width:min(1100px,89vw);color:#fff}.hero-content p,.section-tag{margin:0 0 1rem;font-size:.66rem;font-weight:700;letter-spacing:.16em}.hero-content h1,h2,h3{font-weight:400}.hero-content h1,h2{font-family:"DM Serif Display","Noto Serif KR",serif;letter-spacing:-.045em;line-height:.92}.hero-content h1{margin:0;font-size:clamp(4.2rem,8vw,8.5rem)}em{color:#83baff;font-style:italic}.content-wrap{width:min(1100px,89vw);margin:auto}.letter{display:grid;grid-template-columns:37% 1fr;gap:10%;padding:9rem 0}.letter-photo{min-height:430px}.letter-copy{max-width:525px}.letter-copy h2,.title-row h2,.reference h2{font-size:clamp(3.2rem,5vw,5.6rem);margin:.45rem 0 2rem;color:var(--navy)}.letter-copy>p:not(.section-tag):not(.signature){font-size:.9rem;line-height:1.9;color:var(--muted)}.signature{margin-top:2rem;color:var(--navy);font-weight:700;line-height:1.65}.signature span{font-size:.75rem;font-weight:500;color:var(--muted)}.procedure{padding:6.7rem 0 8rem;border-top:1px solid var(--line)}.title-row{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:3rem}.title-row h2{margin-bottom:0}.side-note{max-width:275px;font-size:.78rem;line-height:1.75;color:var(--muted)}.flow-card{display:grid;grid-template-columns:42% 58%;min-height:320px;margin-bottom:3rem;background:var(--navy);color:#fff}.flow-card>div:first-child{padding:2.4rem}.flow-card span,.rule-list span{font-size:.65rem;font-weight:700;letter-spacing:.13em;color:#8dbbff}.flow-card h3{font-family:"DM Serif Display",serif;font-size:2.3rem;margin:1.1rem 0}.flow-card p{font-size:.8rem;line-height:1.75;color:#c5dbff;max-width:270px}.flow-card a{display:inline-block;margin-top:1rem;font-size:.68rem;font-weight:700;letter-spacing:.08em;border-bottom:1px solid #fff;padding-bottom:.35rem}.flow-card b{font-size:1rem;margin-left:.6rem}.flow-image{margin:1.1rem}.rule-list{border-top:1px solid var(--navy)}.rule-list a{min-height:83px;padding:1.2rem 0;display:grid;grid-template-columns:18% 1fr 28px;align-items:center;gap:1rem;border-bottom:1px solid var(--line);transition:.2s}.rule-list a:hover{padding-left:1rem;background:var(--pale)}.rule-list a span{color:var(--muted)}.rule-list strong{font-size:.93rem;color:var(--navy)}.rule-list i{font-size:1.25rem;font-style:normal;color:var(--blue)}.reference{display:grid;grid-template-columns:1fr 1fr;gap:8%;padding:7.5rem 0 8rem;background:var(--pale);position:relative}.reference:before{content:"";position:absolute;left:0;right:0;height:100%;background:var(--pale);z-index:-1}.reference-image{min-height:320px}.site-footer{min-height:142px;width:min(1100px,89vw);margin:auto;display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:.67rem}.footer-logo{width:54px;height:54px}.social-links{display:flex;gap:1rem}.social-links a{padding:.7rem .9rem;border:1px solid var(--line);color:var(--navy);font-weight:700}.social-links a:hover{background:var(--pale)}.placeholder-page{min-height:70vh;display:grid;place-items:center;padding:5rem 1.5rem;text-align:center;background:var(--pale)}.placeholder-page h1{margin:0;color:var(--navy);font-family:"DM Serif Display",serif;font-size:clamp(4rem,8vw,7rem);font-weight:400}.placeholder-page p{color:var(--muted)}@media(max-width:700px){.site-header{height:70px;padding:0 1.5rem}.logo-home{width:50px;height:50px}.menu-button{display:block}.menu-button span{display:block;width:24px;height:1px;background:var(--navy);margin:5px}.site-nav{display:none;position:absolute;z-index:10;top:70px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:1.5rem;flex-direction:column;align-items:stretch}.site-nav.is-open{display:flex}.site-nav details{width:100%}.submenu{position:static;width:auto;box-shadow:none;margin-top:.5rem}.page-hero{min-height:430px}.letter{grid-template-columns:1fr;gap:2.5rem;padding:5rem 0}.letter-photo{min-height:330px}.title-row{display:block}.side-note{margin-top:1.5rem}.procedure{padding:5rem 0}.flow-card{grid-template-columns:1fr}.flow-image{min-height:230px}.rule-list a{grid-template-columns:22% 1fr 22px}.rule-list strong{font-size:.8rem}.reference{grid-template-columns:1fr;padding:5rem 0;gap:2rem}.reference-image{min-height:270px}.site-footer{padding:2rem 0;flex-wrap:wrap;gap:1.5rem}.site-footer p{width:100%;order:3}}
