:root{color-scheme:light;--ink:#12333b;--muted:#547078;--line:#d5e0df;--paper:#f7f7f1;--mint:#d8eee6;--accent:#ea744d;font-family:Arial,"Apple SD Gothic Neo","Malgun Gothic",sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);line-height:1.7}
a{color:inherit;text-decoration:none}
.nn-wrap{width:min(1180px,calc(100% - 48px));margin:auto}
.nn-header{background:#fff}
.nn-header-inner{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:32px}
.nn-mark{display:flex;align-items:center;gap:13px;font-size:13px;font-weight:800;letter-spacing:.08em;line-height:1.1;white-space:nowrap}
.nn-mark small{display:block;color:#6e8589;font-size:9px;letter-spacing:.3em;margin-top:6px}
.nn-symbol{display:grid;place-items:center;width:39px;height:39px;border:2px solid var(--ink);border-radius:50%;font-size:21px;letter-spacing:-.13em;padding-right:3px}
.nn-symbol span{color:var(--accent)}
nav{display:flex;align-items:center;gap:33px}
nav a{font-size:14px;font-weight:700;white-space:nowrap}
nav a:hover,nav a[aria-current]{color:#cf603e}
.nn-notice{background:#e7eee8;border-top:1px solid #dce6df;border-bottom:1px solid #dce6df;color:#425c59;font-size:12px}
.nn-notice .nn-wrap{padding:10px 0}
.nn-notice strong{display:inline-block;margin-right:9px;color:#18483f}
.nn-hero{background:#dcece5;overflow:hidden}
.nn-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;min-height:560px;align-items:center}
.nn-overline,.nn-eyebrow{font-size:11px;font-weight:800;letter-spacing:.2em;color:#3e827b;text-transform:uppercase}
.nn-hero h1,.nn-page-hero h1,.nn-missing h1{font-size:clamp(44px,5vw,76px);line-height:1.16;letter-spacing:-.07em;margin:25px 0}
.nn-hero h1 em{font-style:normal;color:#448a7f}
.nn-intro{max-width:510px;font-size:17px;color:#355d60;line-height:1.85}
.nn-button{display:inline-flex;align-items:center;gap:45px;background:var(--ink);color:white;padding:15px 22px;font-size:14px;font-weight:700;margin-top:22px}
.nn-button:hover{background:#285c61}
.nn-button span{font-size:19px}
.nn-hero-art{position:relative;min-height:460px;align-self:end}
.nn-art-orbit{position:absolute;border:1px solid rgba(22,82,83,.34);border-radius:50%;aspect-ratio:1}
.nn-art-one{width:400px;right:2%;top:8%}
.nn-art-two{width:290px;right:15%;top:19%;background:#b8ded2;box-shadow:inset 0 0 0 50px rgba(255,255,255,.15)}
.nn-art-number{position:absolute;top:8%;left:8%;font-size:17px;font-weight:700;letter-spacing:.1em}
.nn-art-number span{color:var(--accent);margin:0 9px}
.nn-art-label{position:absolute;right:7%;bottom:8%;font-size:clamp(48px,6vw,86px);font-weight:800;line-height:1.02;letter-spacing:-.07em;color:#194c50}
.nn-section{padding-top:86px;padding-bottom:96px}
.nn-section-heading{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:28px}
.nn-section-heading h2,.nn-band h2{font-size:clamp(30px,3.5vw,48px);line-height:1.2;letter-spacing:-.05em;margin:12px 0 0}
.nn-section-heading>p{color:var(--muted);font-size:14px}
.nn-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.nn-cards-four{grid-template-columns:repeat(4,1fr)}
.nn-card{display:flex;flex-direction:column;min-height:245px;background:#fff;border:1px solid var(--line);padding:26px;transition:transform .2s,border-color .2s}
.nn-card:hover{transform:translateY(-4px);border-color:#70aaa1}
.nn-card h3{font-size:21px;line-height:1.3;letter-spacing:-.04em;margin:19px 0 9px}
.nn-card p{font-size:13px;line-height:1.7;color:var(--muted);margin:0 0 20px}
.nn-arrow{margin-top:auto;font-size:12px;font-weight:800;color:#327e76}
.nn-band{background:#173d43;color:#fff}
.nn-band-inner{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:end;padding-top:68px;padding-bottom:70px}
.nn-band .nn-overline{color:#93d0c3}
.nn-band p:last-child{color:#c1d7d4;max-width:510px;font-size:16px}
.nn-page-hero{background:#dcece5;padding:60px 0 76px}
.nn-back{display:inline-block;font-size:13px;font-weight:700;color:#357c74;margin-bottom:55px}
.nn-page-hero h1{max-width:850px;margin:12px 0 18px}
.nn-page-hero .nn-wrap>p:last-child{font-size:19px;color:#456b6c;max-width:700px}
.nn-article{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:90px;padding-top:76px;padding-bottom:55px}
.nn-article-main{max-width:720px}
.nn-article h2{font-size:29px;letter-spacing:-.05em;margin:0 0 25px}
.nn-article-main>p{font-size:17px;line-height:1.95;color:#37545a;margin-bottom:23px}
.nn-article aside{border-top:2px solid #439182;padding-top:20px;color:var(--muted);font-size:13px}
.nn-article aside p{margin:15px 0 30px}
.nn-article aside a,.nn-source a{color:#27786f;font-weight:700}
.nn-source{border-top:1px solid var(--line);margin-top:55px;padding-top:22px;display:flex;justify-content:space-between;gap:15px;font-size:12px}
.nn-source span{color:var(--muted)}
.nn-related{padding-top:45px}
.nn-footer{background:#e8eeea;border-top:1px solid var(--line)}
.nn-footer-inner{display:flex;justify-content:space-between;gap:30px;padding:42px 0;color:#526e70;font-size:12px}
.nn-footer strong{color:var(--ink);letter-spacing:.07em}
.nn-footer p{margin:8px 0 0}
.nn-footer-inner>div:last-child{display:flex;gap:22px;align-items:flex-start}
.nn-footer a:hover{text-decoration:underline}
.nn-missing{min-height:55vh;padding-top:90px;padding-bottom:90px}
.nn-missing h1{font-size:42px}
@media(max-width:900px){.nn-hero-grid{grid-template-columns:1fr;min-height:auto;padding-top:75px}.nn-hero-art{min-height:350px}.nn-cards-four{grid-template-columns:repeat(2,1fr)}.nn-article{gap:40px}}
@media(max-width:650px){.nn-wrap{width:min(100% - 34px,1180px)}.nn-header-inner{min-height:74px;display:block;padding:18px 0}.nn-mark{margin-bottom:18px}nav{gap:17px;overflow:auto;padding-bottom:2px}nav a{font-size:12px}.nn-hero-grid{gap:5px;padding-top:60px}.nn-hero h1{font-size:43px}.nn-intro{font-size:15px}.nn-hero-art{min-height:300px}.nn-art-one{width:280px;right:1%;top:1%}.nn-art-two{width:205px;right:12%;top:14%}.nn-art-label{font-size:50px}.nn-section{padding-top:58px;padding-bottom:65px}.nn-section-heading{display:block}.nn-cards,.nn-cards-four{grid-template-columns:1fr}.nn-card{min-height:195px}.nn-band-inner{grid-template-columns:1fr;gap:10px;padding:54px 0}.nn-page-hero{padding:34px 0 55px}.nn-back{margin-bottom:38px}.nn-page-hero h1{font-size:42px}.nn-article{grid-template-columns:1fr;padding-top:54px}.nn-source{display:block}.nn-source a{display:block;margin-top:8px}.nn-footer-inner{display:block}.nn-footer-inner>div:last-child{margin-top:25px;flex-wrap:wrap}}