:root {
  --navy: #101d3a;
  --navy-deep: #0b1630;
  --ink: #18213a;
  --muted: #6e7483;
  --paper: #ffffff;
  --line: #e7e9ed;
  --accent: #a9c1ff;
  font-family: 'DM Sans', 'Noto Sans KR', sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
}
* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; }
a { color: inherit; text-decoration: none; }
.site-header {
  height: 82px; padding: 0 max(6.5vw, calc((100vw - 1280px) / 2));
  display: flex; align-items: center; justify-content: space-between;
  background: var(--paper); position: relative; z-index: 5;
}
.brand { display: inline-flex; align-items: center; gap: 11px; font-size: 14px; font-weight: 700; letter-spacing: .12em; }
.brand-mark { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 9px; background: var(--navy); color: white; font-size: 15px; letter-spacing: 0; }
.primary-nav { display: flex; align-items: center; gap: 42px; font-size: 13px; font-weight: 500; }
.primary-nav > a:not(.nav-contact) { transition: color .2s; }
.primary-nav > a:not(.nav-contact):hover { color: #6279b5; }
.nav-contact { padding: 12px 17px; border: 1px solid #dfe3ec; border-radius: 999px; }
.nav-contact span { margin-left: 8px; }
.menu-toggle { display: none; }
.hero { min-height: 650px; height: min(760px, calc(100svh - 82px)); position: relative; overflow: hidden; display: flex; align-items: center; padding: 72px max(10vw, calc((100vw - 1160px) / 2)); background: var(--navy); color: white; }
.hero::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at 77% 55%, rgba(69, 93, 151, .32), transparent 38%), linear-gradient(110deg, transparent 57%, rgba(255,255,255,.025) 57.1%, transparent 57.3%); pointer-events: none; }
.hero-copy { position: relative; z-index: 1; }
.eyebrow,.section-label { display: flex; align-items: center; gap: 10px; font-size: 10px; font-weight: 700; letter-spacing: .18em; }
.eyebrow { margin: 0 0 28px; color: #aab7d3; }
.eyebrow span { width: 7px; height: 7px; border-radius: 50%; background: #98b2ff; box-shadow: 0 0 14px #98b2ff; }
h1,h2,h3,p { margin-top: 0; }
.hero h1 { margin: 0; font-size: clamp(42px, 5.5vw, 72px); line-height: 1.32; font-weight: 500; letter-spacing: -.075em; }
.hero h1 em { color: var(--accent); font-style: normal; }
.hero-description { margin: 23px 0 32px; color: #c0c8d9; font-size: 14px; line-height: 1.9; }
.button { display: inline-flex; align-items: center; gap: 30px; padding: 14px 18px; border-radius: 4px; font-size: 12px; font-weight: 700; }
.button-light { color: var(--navy); background: white; }
.button-light span { font-size: 17px; }
.hero-art { position: absolute; right: 10%; top: 50%; width: min(38vw, 440px); aspect-ratio: 1; transform: translateY(-50%); border: 1px solid rgba(200,214,255,.18); border-radius: 50%; }
.art-orbit { position: absolute; inset: 10%; border: 1px solid rgba(200,214,255,.2); border-radius: 50%; transform: rotate(-33deg) scaleY(.42); }
.orbit-two { inset: 0; transform: rotate(54deg) scaleY(.43); border-color: rgba(200,214,255,.34); }
.art-core { position: absolute; inset: 29%; display: grid; place-items: center; border-radius: 50%; background: radial-gradient(circle at 34% 28%, #829bd0, #334876 61%, #1c2a4b); box-shadow: 0 0 100px rgba(125,155,220,.24), inset -12px -17px 35px rgba(5,13,33,.45); }
.art-core span { color: rgba(255,255,255,.86); font-size: clamp(48px, 8vw, 94px); font-weight: 500; letter-spacing: -.12em; transform: translateX(-4px); }
.art-dot { position: absolute; width: 9px; height: 9px; border-radius: 50%; background: #b3c7ff; box-shadow: 0 0 20px #95afff; }
.dot-one { top: 23%; left: 18%; }.dot-two { bottom: 23%; right: 17%; width: 6px; height: 6px; }
.art-caption { position: absolute; right: -7%; bottom: 20%; font-size: 10px; line-height: 1.7; letter-spacing: .16em; color: #aab7d3; }
.art-index { position: absolute; left: -4%; bottom: 23%; font-size: 9px; color: #9aa8c4; letter-spacing: .12em; }
.scroll-cue { position: absolute; left: max(10vw, calc((100vw - 1160px) / 2)); bottom: 32px; display: flex; align-items: center; gap: 12px; color: #8998b5; font-size: 9px; letter-spacing: .16em; }
.scroll-cue span { width: 33px; height: 1px; background: #8998b5; }
.section { padding: 120px max(10vw, calc((100vw - 1160px) / 2)); }
.section-label { color: #717b92; }
.section-label span { color: #21345e; font-size: 11px; }
.about-content { display: grid; grid-template-columns: 1.1fr .9fr; gap: 8%; margin-top: 54px; }
.about h2,.services h2,.contact h2 { margin: 0; font-size: clamp(32px, 4vw, 48px); line-height: 1.45; letter-spacing: -.075em; font-weight: 500; }
.about-copy { max-width: 450px; padding-top: 8px; }
.about-copy p { margin-bottom: 18px; color: var(--muted); font-size: 14px; line-height: 2; }
.text-link { display: inline-flex; gap: 19px; align-items: center; margin-top: 12px; padding-bottom: 7px; border-bottom: 1px solid #97a3bc; font-size: 12px; font-weight: 700; }
.text-link span { color: #647daF; }
.about-note { display: flex; align-items: center; gap: 16px; margin-top: 76px; color: #a1a6b2; font-size: 8px; line-height: 1.8; letter-spacing: .15em; }
.note-line { width: 43px; height: 1px; background: #b6bbc5; }
.services { background: #f6f7f9; }
.services-heading { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-top: 48px; }
.services-heading p { margin: 0 0 8px; color: var(--muted); font-size: 13px; line-height: 1.9; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 48px; }
.service-card { min-height: 290px; padding: 26px 25px; border: 1px solid #e5e7eb; background: white; transition: transform .25s, box-shadow .25s; }
.service-card:hover { transform: translateY(-5px); box-shadow: 0 16px 35px rgba(22,35,66,.08); }
.service-top { display: flex; justify-content: space-between; align-items: center; color: #8891a1; font-size: 10px; letter-spacing: .12em; }
.service-icon { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 50%; background: #f0f3f9; color: #3b5181; font-size: 20px; }
.service-card h3 { margin: 27px 0 11px; font-size: 19px; font-weight: 600; letter-spacing: -.05em; }
.service-card p { min-height: 67px; margin: 0; color: var(--muted); font-size: 12px; line-height: 1.8; word-break: keep-all; }
.service-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 18px; }
.service-tags span { padding: 6px 8px; border-radius: 2px; background: #f4f5f7; color: #687083; font-size: 9px; }
.contact { position: relative; overflow: hidden; padding: 104px max(10vw, calc((100vw - 1160px) / 2)); background: var(--navy); color: white; }
.contact-inner { position: relative; z-index: 1; }
.contact .section-label { color: #aab7d3; }
.contact .section-label span { color: #c9d6ff; }
.contact h2 { margin-top: 39px; font-size: clamp(36px, 5vw, 58px); }
.contact-inner > p { margin: 21px 0 29px; color: #bac4d8; font-size: 13px; line-height: 1.9; }
.contact-links { display: flex; flex-wrap: wrap; gap: 12px; }
.contact-links a { display: flex; justify-content: space-between; align-items: center; gap: 45px; min-width: 220px; padding: 15px 16px; border: 1px solid rgba(221,230,255,.27); color: white; font-size: 12px; }
.contact-links a span { color: #a9c1ff; }
.contact-decoration { position: absolute; right: 9%; top: 50%; transform: translateY(-55%); color: rgba(255,255,255,.035); font-size: clamp(280px, 38vw, 540px); font-weight: 700; letter-spacing: -.12em; line-height: 1; }
.site-footer { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 20px max(6.5vw, calc((100vw - 1280px) / 2)); }
.footer-brand { font-size: 11px; }.footer-brand .brand-mark { width: 25px; height: 25px; border-radius: 7px; font-size: 12px; }
.site-footer p,.back-top { margin: 0; color: #9298a4; font-size: 9px; letter-spacing: .1em; }.back-top { color: #5e6675; }
@media (max-width: 800px) {
  .site-header { height: 72px; padding: 0 6vw; }
  .menu-toggle { width: 42px; height: 42px; display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 6px; border: 1px solid #e3e6ec; border-radius: 50%; background: white; cursor: pointer; }
  .menu-toggle span { width: 16px; height: 1.5px; background: var(--navy); transition: transform .2s; }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.75px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.75px) rotate(-45deg); }
  .primary-nav { position: absolute; top: 72px; left: 0; right: 0; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 12px 6vw 20px; border-top: 1px solid var(--line); background: white; box-shadow: 0 14px 22px rgba(13,26,55,.08); }
  .primary-nav.is-open { display: flex; }
  .primary-nav > a { padding: 15px 2px; }
  .nav-contact { margin-top: 7px; padding: 13px 15px !important; }
  .hero { min-height: 690px; height: auto; padding: 88px 8vw 120px; align-items: flex-start; }
  .hero-art { width: min(56vw, 340px); top: auto; right: 9%; bottom: 24px; transform: none; opacity: .8; }
  .hero-copy { z-index: 2; }
  .hero h1 { font-size: clamp(42px, 8vw, 60px); }
  .hero-description { font-size: 13px; }
  .scroll-cue { display: none; }
  .section { padding: 86px 8vw; }
  .about-content { grid-template-columns: 1fr; gap: 23px; margin-top: 40px; }
  .about-copy { max-width: 600px; }
  .about-note { margin-top: 48px; }
  .services-heading { display: block; margin-top: 39px; }
  .services-heading p { margin-top: 17px; }
  .service-grid { grid-template-columns: 1fr; gap: 12px; margin-top: 32px; }
  .service-card { min-height: auto; padding: 24px; }
  .service-card p { min-height: 0; }
  .contact { padding: 82px 8vw; }
  .contact-decoration { right: -8%; font-size: 65vw; }
  .site-footer { padding: 22px 6vw; flex-wrap: wrap; }
}
@media (max-width: 480px) {
  .hero { min-height: 690px; padding-top: 75px; }
  .hero h1 { font-size: 42px; }
  .hero-description { max-width: 310px; word-break: keep-all; }
  .desktop-break { display: none; }
  .hero-art { width: 68vw; right: 5%; bottom: 34px; }
  .art-caption { right: -5%; }.art-index { left: -2%; }
  .section { padding-top: 72px; padding-bottom: 72px; }
  .about h2,.services h2 { font-size: 33px; }
  .contact h2 { font-size: 40px; }
  .contact-links { flex-direction: column; }
  .contact-links a { width: 100%; }
  .site-footer p { order: 3; width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}