:root{--ink:#111d2f;--muted:#657289;--navy:#0b2238;--blue:#087bba;--cyan:#09b9db;--red:#df3026;--paper:#fff;--wash:#f1f5f8;--line:#dbe3ea;--shadow:0 18px 50px rgba(13,35,57,.12);--radius:16px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--wash);color:var(--ink);font-family:"Segoe UI","Noto Sans KR",Arial,sans-serif;line-height:1.75}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.container{width:min(1160px,calc(100% - 40px));margin:auto}
.site-top{background:#101b2d;color:#dce5ef;font-size:12px}
.site-top .container{height:34px;display:flex;align-items:center;justify-content:space-between}
.site-header{position:relative;z-index:20;background:#fff;box-shadow:0 4px 20px rgba(13,35,57,.08)}
.nav-row{height:88px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand img{width:220px;height:76px;object-fit:contain;object-position:left center}
.main-nav{display:flex;align-items:center;gap:26px;font-weight:700}
.main-nav a{position:relative;padding:26px 2px}
.main-nav a:after{content:"";position:absolute;left:50%;right:50%;bottom:18px;height:2px;background:var(--red);transition:.2s}
.main-nav a:hover:after,.main-nav a.active:after{left:0;right:0}
.page-hero{position:relative;overflow:hidden;padding:94px 0 104px;color:#fff;background:linear-gradient(120deg,rgba(6,24,42,.96),rgba(8,96,122,.82)),url("./images/contact-port-banner.jpg") center/cover}
.page-hero:after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,transparent 62%,rgba(255,255,255,.08) 62%,rgba(255,255,255,.08) 63%,transparent 63%)}
.page-hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);gap:54px;align-items:center}
.hero-visual{position:relative;overflow:hidden;min-height:330px;border:1px solid rgba(255,255,255,.26);border-radius:18px;box-shadow:0 26px 60px rgba(0,0,0,.3)}
.hero-visual:after{content:"";position:absolute;inset:0;border:10px solid rgba(255,255,255,.08);pointer-events:none}
.hero-visual img{position:absolute;width:100%;height:100%;object-fit:cover}
.eyebrow{display:inline-block;margin-bottom:14px;color:#91e8f5;font-size:13px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}
.page-hero h1{max-width:880px;margin:0 0 16px;font-size:clamp(38px,5.5vw,68px);line-height:1.13;letter-spacing:-.04em}
.page-hero h1,.article-hero h1,.article-card h2{word-break:keep-all;overflow-wrap:break-word}
.page-hero p{max-width:720px;margin:0;color:#d7e8ee;font-size:18px}
.breadcrumb{margin-top:28px;color:#b8ced8;font-size:13px}
.section{padding:72px 0}
.section-heading{max-width:780px;margin-bottom:34px}
.section-heading span{color:var(--red);font-size:13px;font-weight:900;letter-spacing:.16em}
.section-heading h2{margin:7px 0 10px;font-size:clamp(32px,4vw,50px);line-height:1.18;letter-spacing:-.035em}
.section-heading p{margin:0;color:var(--muted);font-size:18px}
.section.alt{background:#e9f0f4}
.panel{padding:clamp(28px,5vw,64px);background:#fff;border:1px solid rgba(219,227,234,.9);border-radius:var(--radius);box-shadow:var(--shadow)}
.panel h2,.content h2{margin:34px 0 14px;font-size:30px;line-height:1.3;letter-spacing:-.025em}
.panel h2:first-child{margin-top:0}
.panel h3,.content h3{margin:28px 0 10px;color:#164b68;font-size:21px}
.panel p,.panel li,.content p,.content li{color:#35445b}
.panel ul,.content ul,.content ol{padding-left:24px}
.notice{margin:24px 0;padding:20px 22px;border-left:4px solid var(--red);background:#f8fafb;border-radius:0 10px 10px 0}
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.info-card{padding:28px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 10px 30px rgba(13,35,57,.07)}
.info-card .icon{width:48px;height:48px;margin-bottom:18px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;font-weight:900}
.info-card h3{margin:0 0 9px;font-size:20px}
.info-card p{margin:0;color:var(--muted)}
.article-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.article-card{overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 12px 34px rgba(13,35,57,.08);transition:.25s}
.article-card:hover{transform:translateY(-6px);box-shadow:0 20px 44px rgba(13,35,57,.15)}
.article-card img{width:100%;height:260px;object-fit:cover}
.article-card-body{padding:26px}
.meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:12px;color:#66758b;font-size:13px}
.pill{padding:5px 10px;border-radius:99px;background:#e2f4f7;color:#08768d;font-weight:800}
.article-card h2{margin:0 0 12px;font-size:25px;line-height:1.35;letter-spacing:-.025em}
.article-card p{margin:0 0 18px;color:var(--muted)}
.read-more{color:var(--red);font-weight:800}
.article-hero{position:relative;min-height:570px;display:flex;align-items:flex-end;color:#fff;background-position:center;background-size:cover}
.article-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,17,31,.97),rgba(5,17,31,.2) 75%)}
.article-hero .container{position:relative;padding-bottom:64px}
.article-hero h1{max-width:980px;margin:10px 0 16px;font-size:clamp(38px,5vw,66px);line-height:1.15;letter-spacing:-.04em}
.article-hero .lead{max-width:800px;margin:0 0 20px;color:#dceaf0;font-size:19px}
.byline{display:flex;flex-wrap:wrap;gap:12px;color:#bed0d9;font-size:13px}
.article-layout{display:grid;grid-template-columns:minmax(0,780px) 280px;gap:44px;align-items:start}
.content{padding:52px 58px;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow)}
.content>p:first-child{font-size:20px;color:#20354d}
.content blockquote{margin:28px 0;padding:20px 24px;background:#eef7f9;border-left:4px solid var(--cyan);color:#173f55;font-weight:650}
.field-block{margin:32px 0;padding:25px;border:1px solid var(--line);border-radius:13px;background:#fbfcfd}
.field-block h3{margin-top:0}
.checklist{display:grid;gap:10px;padding:0!important;list-style:none}
.checklist li{position:relative;padding:12px 14px 12px 42px;background:#f1f5f8;border-radius:9px}
.checklist li:before{content:"✓";position:absolute;left:15px;color:var(--red);font-weight:900}
.source-list a{color:#087bba;text-decoration:underline;text-underline-offset:3px}
.aside{position:sticky;top:24px;display:grid;gap:18px}
.aside-card{padding:24px;background:#0e263d;color:#fff;border-radius:14px}
.aside-card h3{margin:0 0 12px;color:#fff}
.aside-card p{color:#c5d5df;font-size:14px}
.related{display:grid;gap:12px}
.related a{display:block;padding:13px;background:rgba(255,255,255,.08);border-radius:8px;font-size:14px;font-weight:700}
.related a:hover{background:var(--red)}
.site-footer{padding:54px 0 28px;background:#0d1827;color:#afbdca}
.footer-grid{display:grid;grid-template-columns:260px 1fr;gap:50px}
.footer-logo{width:220px}
.footer-links{display:flex;flex-wrap:wrap;gap:14px 22px;margin-bottom:22px}
.footer-links a{color:#eef3f7;font-size:13px;font-weight:700}
.footer-copy{border-top:1px solid rgba(255,255,255,.1);margin-top:30px;padding-top:20px;font-size:12px}
.faq-list details{margin-bottom:12px;padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:12px}
.faq-list summary{cursor:pointer;font-weight:800}
.faq-list p{margin-bottom:0}
.contact-list{display:grid;gap:14px}.contact-list a{color:#087bba;font-weight:700}
@media(max-width:900px){.main-nav{gap:14px;font-size:14px}.brand img{width:185px}.hero-grid{grid-template-columns:1fr}.hero-visual{min-height:280px}.article-layout{grid-template-columns:1fr}.aside{position:static}.grid-3{grid-template-columns:1fr 1fr}.article-card img{height:220px}}
@media(max-width:680px){.site-top{display:none}.nav-row{height:auto;padding:12px 0;align-items:flex-start;flex-direction:column}.brand img{height:60px}.main-nav{width:100%;overflow-x:auto;padding-bottom:3px}.main-nav a{padding:8px 0;white-space:nowrap}.page-hero{padding:68px 0}.hero-visual{min-height:220px}.section{padding:48px 0}.grid-2,.grid-3,.article-grid{grid-template-columns:1fr}.article-hero{min-height:520px}.article-hero .container{padding-bottom:38px}.content{padding:28px 22px}.footer-grid{grid-template-columns:1fr}.article-card img{height:230px}}