:root {
  --navy: #061a44;
  --navy-2: #0a2d68;
  --blue: #0b63f6;
  --cyan: #28a9ff;
  --ink: #101828;
  --muted: #5f6b7d;
  --line: #d9e2ef;
  --paper: #f6f9fd;
  --white: #ffffff;
  --max: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: "Noto Sans KR", system-ui, sans-serif; color: var(--ink); background: var(--white); font-size: 16px; line-height: 1.72; word-break: keep-all; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { width: min(var(--max), calc(100% - 40px)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; top: 8px; left: 8px; transform: translateY(-150%); z-index: 100; background: #fff; padding: 10px 14px; border-radius: 4px; }
.skip-link:focus { transform: none; }
.site-header { position: sticky; top: 0; z-index: 50; height: 104px; background: rgba(255,255,255,.92); backdrop-filter: blur(14px); border-bottom: 1px solid rgba(6,26,68,.1); }
.nav-wrap { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { width: 260px; height: 100px; display: flex; align-items: center; }
.brand img { width: auto; height: 96px; object-fit: contain; }
.main-nav { display: flex; align-items: center; gap: 30px; font-size: .94rem; font-weight: 600; }
.main-nav a { padding: 8px 0; position: relative; }
.main-nav a:not(.nav-contact)::after { content: ""; position: absolute; left: 0; bottom: 2px; width: 100%; height: 2px; background: var(--blue); transform: scaleX(0); transform-origin: right; transition: transform .25s; }
.main-nav a:hover::after, .main-nav a:focus-visible::after { transform: scaleX(1); transform-origin: left; }
.nav-contact { padding: 10px 18px !important; border-radius: 5px; background: var(--navy); color: #fff; }
.menu-button { display: none; background: transparent; border: 0; padding: 8px; }
.menu-button span:not(.sr-only) { display: block; width: 25px; height: 2px; margin: 5px 0; background: var(--navy); }

.hero { position: relative; overflow: hidden; min-height: 700px; color: #fff; background: radial-gradient(circle at 78% 35%, rgba(11,99,246,.28), transparent 26%), linear-gradient(120deg, #03102d 0%, #071d48 56%, #092d67 100%); }
.hero::after { content: ""; position: absolute; right: -110px; bottom: -210px; width: 560px; height: 560px; border: 1px solid rgba(62,174,255,.3); border-radius: 50%; box-shadow: 0 0 0 80px rgba(20,97,220,.05), 0 0 0 160px rgba(20,97,220,.04); }
.hero-grid { position: absolute; inset: 0; opacity: .13; background-image: linear-gradient(rgba(255,255,255,.2) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.2) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(to right, #000, transparent 72%); }
.hero-layout { position: relative; z-index: 2; min-height: 700px; display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 54px; padding-block: 72px; }
.eyebrow, .section-kicker { margin: 0 0 18px; color: var(--cyan); font: 600 .78rem/1.4 "Roboto Mono", monospace; letter-spacing: .12em; }
.hero h1 { margin: 0; max-width: 760px; font-size: clamp(2.9rem, 5.8vw, 5.1rem); line-height: 1.13; letter-spacing: -.05em; }
.hero h1 span { color: #80c8ff; }
.hero-lead { max-width: 640px; margin: 28px 0 0; color: #c6d5ea; font-size: 1.12rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; padding: 0 24px; border-radius: 5px; font-weight: 700; transition: .22s ease; }
.button.primary { background: var(--blue); color: #fff; box-shadow: 0 10px 24px rgba(11,99,246,.24); }
.button.primary:hover { background: #2478ff; transform: translateY(-2px); }
.button.secondary { border: 1px solid rgba(255,255,255,.3); color: #fff; }
.button.secondary:hover { border-color: #fff; background: rgba(255,255,255,.08); }
.hero-facts { display: flex; gap: 30px; margin: 48px 0 0; }
.hero-facts div { padding-left: 16px; border-left: 2px solid var(--blue); }
.hero-facts dt { font: 600 1.15rem/1.2 "Roboto Mono", monospace; color: #fff; }
.hero-facts dd { margin: 6px 0 0; color: #98aac3; font-size: .82rem; }
.hero-visual { min-width: 0; }
.logo-stage { position: relative; aspect-ratio: 1/1; display: grid; place-items: center; border: 1px solid rgba(117,190,255,.2); background: linear-gradient(145deg, rgba(255,255,255,.06), rgba(255,255,255,.01)); clip-path: polygon(0 8%, 92% 8%, 100% 16%, 100% 100%, 8% 100%, 0 92%); }
.logo-stage::before { content: ""; position: absolute; inset: 9%; border: 1px dashed rgba(121,200,255,.28); }
.logo-stage img { position: relative; z-index: 2; width: 78%; filter: drop-shadow(0 22px 30px rgba(0,0,0,.35)); }
.axis { position: absolute; background: rgba(87,176,255,.55); transform-origin: left center; }
.axis::after { content: ""; position: absolute; right: -1px; top: -4px; border-left: 8px solid #51aaff; border-top: 5px solid transparent; border-bottom: 5px solid transparent; }
.axis span { position: absolute; right: -19px; top: -12px; color: #63b8ff; font: 600 11px "Roboto Mono"; }
.axis-x { left: 14%; bottom: 15%; width: 34%; height: 1px; }
.axis-y { left: 14%; bottom: 15%; width: 29%; height: 1px; transform: rotate(-64deg); }
.axis-z { left: 14%; bottom: 15%; width: 23%; height: 1px; transform: rotate(25deg); }
.spec-tag { position: absolute; z-index: 3; padding: 5px 8px; border: 1px solid rgba(104,188,255,.35); color: #77c2ff; background: rgba(3,16,45,.72); font: 500 10px "Roboto Mono"; letter-spacing: .08em; }
.tag-1 { top: 14%; left: 8%; }.tag-2 { right: 7%; top: 24%; }.tag-3 { right: 10%; bottom: 10%; }

.section { padding: 110px 0; }
.two-column { display: grid; grid-template-columns: .78fr 1.22fr; gap: 100px; align-items: start; }
.section h2 { margin: 0; color: var(--navy); font-size: clamp(2.05rem, 4vw, 3.25rem); line-height: 1.22; letter-spacing: -.045em; }
.about-copy { font-size: 1.08rem; color: #35445a; }
.about-copy p { margin: 0 0 18px; }
.brand-statement { margin-top: 30px !important; padding-top: 24px; border-top: 1px solid var(--line); color: var(--navy) !important; }
.brand-statement strong { display: block; font: 700 .94rem/1.4 "Roboto Mono", monospace; letter-spacing: .08em; }
.brand-statement span { display: block; margin-top: 7px; font-size: 1.08rem; font-weight: 700; color: var(--navy-2); }
.tool-line { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 30px; }
.tool-line span { padding: 8px 12px; border: 1px solid #ccd8e8; border-radius: 4px; color: var(--navy-2); background: #f9fbfe; font: 500 .78rem "Roboto Mono"; }
.dark-section { background: var(--navy); color: #fff; }
.dark-section h2 { color: #fff; }
.section-heading { display: grid; grid-template-columns: 1fr .72fr; gap: 60px; align-items: end; margin-bottom: 52px; }
.section-heading > p { margin: 0 0 8px; color: var(--muted); }
.dark-section .section-heading > p { color: #aebcd1; }
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,.16); border-left: 1px solid rgba(255,255,255,.16); }
.service-card { position: relative; min-height: 470px; padding: 34px 28px 30px; border-right: 1px solid rgba(255,255,255,.16); border-bottom: 1px solid rgba(255,255,255,.16); background: rgba(255,255,255,.025); transition: .25s ease; }
.service-card:hover { background: rgba(255,255,255,.07); transform: translateY(-5px); }
.service-card.featured { background: linear-gradient(160deg, rgba(11,99,246,.48), rgba(7,29,72,.2)); }
.service-number { color: #7390ba; font: 600 .8rem "Roboto Mono"; }
.service-icon { width: 76px; height: 76px; display: grid; place-items: center; margin: 42px 0 26px; border: 1px solid #3e6faa; color: #7dc8ff; font: 600 .86rem "Roboto Mono"; letter-spacing: -.03em; background: rgba(16,76,157,.25); }
.service-card h3 { margin: 0 0 18px; font-size: 1.45rem; line-height: 1.36; }
.service-card p { margin: 0; color: #b8c5d7; font-size: .92rem; }
.service-card ul { margin: 24px 0 0; padding: 0; list-style: none; color: #8fa4c1; font-size: .84rem; }
.service-card li::before { content: "—"; margin-right: 7px; color: var(--cyan); }

.project-list { border-top: 2px solid var(--navy); }
.project-list article { display: grid; grid-template-columns: 70px 1fr auto; gap: 24px; align-items: center; padding: 28px 12px; border-bottom: 1px solid var(--line); transition: .2s; }
.project-list article:hover { padding-left: 22px; background: #f8fbff; }
.project-list span { color: var(--blue); font: 600 .85rem "Roboto Mono"; }
.project-list h3 { margin: 0 0 4px; color: var(--navy); font-size: 1.25rem; }
.project-list p { margin: 0; color: var(--muted); }
.project-list b { color: #a6b2c2; font: 500 .75rem "Roboto Mono"; letter-spacing: .09em; }
.portfolio { background: #f5f8fc; }
.portfolio-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.portfolio-card { position: relative; min-width: 0; margin: 0; overflow: hidden; border: 1px solid #d8e2ef; background: #fff; box-shadow: 0 14px 38px rgba(16,47,89,.07); }
.portfolio-card img { width: 100%; aspect-ratio: 16/10; object-fit: cover; background: #e9eef5; transition: transform .45s ease; }
.portfolio-card:hover img { transform: scale(1.025); }
.portfolio-card figcaption { padding: 24px 26px 27px; }
.portfolio-card figcaption span { color: var(--blue); font: 600 .72rem "Roboto Mono"; letter-spacing: .1em; }
.portfolio-card h3 { margin: 7px 0 8px; color: var(--navy); font-size: 1.32rem; }
.portfolio-card p { margin: 0; color: var(--muted); font-size: .91rem; }
.portfolio-card.wide { grid-column: span 2; min-height: 430px; border: 0; background: var(--navy); }
.portfolio-card.wide img { height: 100%; min-height: 430px; aspect-ratio: auto; filter: saturate(.9) contrast(1.04); }
.portfolio-card.wide::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(3,16,45,.94) 0%, rgba(3,16,45,.62) 38%, rgba(3,16,45,.04) 78%); pointer-events: none; }
.portfolio-card.wide figcaption { position: absolute; z-index: 2; left: 0; bottom: 0; width: min(520px, 52%); padding: 38px 42px; }
.portfolio-card.wide h3 { color: #fff; font-size: 1.75rem; }
.portfolio-card.wide p { color: #c8d6e9; font-size: 1rem; }
.portfolio-card.main-project { display: grid; grid-template-columns: 1fr 1fr; min-height: 0; box-shadow: 0 26px 64px rgba(6,26,68,.22); }
.portfolio-card.main-project::after { display: none; }
.portfolio-card.main-project img { width: 100%; height: auto; min-height: 0; aspect-ratio: 4/3; object-fit: cover; }
.portfolio-card.main-project figcaption { position: static; width: auto; display: flex; flex-direction: column; justify-content: center; padding: 48px; background: linear-gradient(135deg, #04142f, #0b3979); }
.portfolio-card.main-project figcaption span { display: inline-block; align-self: flex-start; padding: 6px 9px; color: #fff; background: var(--blue); }
.portfolio-card:not(.wide) img { object-fit: contain; padding: 10px; }
.standardization { color: #fff; background: linear-gradient(135deg, #051631 0%, #0a316d 100%); }
.standardization h2 { color: #fff; }
.standardization-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 90px; align-items: start; }
.standardization-intro { position: sticky; top: 140px; }
.standardization-intro > p:last-child { max-width: 500px; margin: 28px 0 0; color: #b9c9de; }
.standardization-list { border-top: 1px solid rgba(255,255,255,.24); }
.standardization-list article { display: grid; grid-template-columns: 54px 1fr; gap: 22px; padding: 27px 4px; border-bottom: 1px solid rgba(255,255,255,.16); }
.standardization-list span { padding-top: 4px; color: #6dc3ff; font: 600 .78rem "Roboto Mono", monospace; }
.standardization-list h3 { margin: 0 0 7px; font-size: 1.24rem; }
.standardization-list p { margin: 0; color: #aebfd6; font-size: .92rem; }
.rates { background: #fff; }
.rate-table-wrap { overflow-x: auto; border-top: 2px solid var(--navy); box-shadow: 0 16px 44px rgba(16,47,89,.07); }
.rate-table { width: 100%; min-width: 760px; border-collapse: collapse; background: #fff; }
.rate-table th, .rate-table td { padding: 18px 20px; text-align: left; border-bottom: 1px solid var(--line); }
.rate-table th { color: #fff; background: var(--navy); font-size: .9rem; }
.rate-table td { color: #435169; font-size: .92rem; }
.rate-table td:first-child { width: 180px; color: var(--navy); }
.rate-table td:last-child { width: 210px; color: var(--blue); white-space: nowrap; }
.rate-table tbody tr:hover { background: #f6f9fd; }
.rate-notes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 22px; background: var(--line); border: 1px solid var(--line); }
.rate-notes p { margin: 0; padding: 18px 20px; color: #526176; background: #f8fbff; font-size: .85rem; }
.rate-notes strong { color: var(--navy); }
.award { color: #fff; background: linear-gradient(125deg, #04122f 0%, #092f69 100%); }
.award-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 90px; align-items: center; }
.award-preview { display: block; overflow: hidden; border: 1px solid rgba(255,255,255,.22); background: #fff; box-shadow: 0 30px 70px rgba(0,0,0,.3); transform: rotate(-1deg); }
.award-preview img { width: 100%; }
.award h2 { color: #fff; }
.award-copy > p:not(.section-kicker) { max-width: 650px; margin: 25px 0 28px; color: #bdcbe0; font-size: 1.05rem; }
.award-copy dl { margin: 0 0 28px; border-top: 1px solid rgba(255,255,255,.23); }
.award-copy dl div { display: grid; grid-template-columns: 100px 1fr; gap: 18px; padding: 13px 0; border-bottom: 1px solid rgba(255,255,255,.13); }
.award-copy dt { color: #7f9bbe; font-size: .85rem; }.award-copy dd { margin: 0; color: #fff; }
.text-link { display: inline-block; padding-bottom: 4px; color: #81c7ff; border-bottom: 1px solid #4f9fe0; font-weight: 700; }
.development { background: #eef5ff; }
.dev-panel { display: grid; grid-template-columns: 1.1fr .9fr; gap: 80px; align-items: center; }
.dev-copy > p:not(.section-kicker) { color: #44536a; margin: 24px 0; }
.feature-tags { display: flex; flex-wrap: wrap; gap: 9px; }
.feature-tags span { padding: 8px 12px; background: #fff; border: 1px solid #cad8ea; border-radius: 4px; color: var(--navy-2); font-size: .82rem; }
.code-card { overflow: hidden; border: 1px solid #153e78; border-radius: 7px; background: #061a38; box-shadow: 0 24px 60px rgba(6,26,68,.22); }
.code-top { display: flex; align-items: center; gap: 7px; padding: 13px 16px; background: #0a244c; color: #8aa4c7; font: 500 .72rem "Roboto Mono"; }
.code-top i { width: 9px; height: 9px; border-radius: 50%; background: #2f578d; }.code-top span { margin-left: 8px; }
.code-card pre { margin: 0; padding: 28px 26px 30px; overflow-x: auto; color: #a6d5ff; font: 500 .86rem/2 "Roboto Mono"; }
.code-card em { color: #476d9e; font-style: normal; margin-right: 18px; }.code-card strong { display: inline-block; margin: 18px 0 0 34px; padding: 4px 9px; color: #68e0ae; border: 1px solid #277458; font-weight: 500; }

.link-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.link-grid a { min-height: 280px; padding: 30px; border: 1px solid var(--line); background: #fff; transition: .22s; }
.link-grid a:hover { transform: translateY(-5px); border-color: var(--blue); box-shadow: 0 18px 40px rgba(14,52,103,.09); }
.link-grid span { color: var(--blue); font: 600 .72rem "Roboto Mono"; letter-spacing: .1em; }
.link-grid h3 { margin: 50px 0 10px; color: var(--navy); font-size: 1.35rem; }.link-grid p { min-height: 54px; margin: 0; color: var(--muted); font-size: .9rem; }.link-grid b { display: block; margin-top: 24px; color: var(--navy-2); font-size: .84rem; }
.contact { color: #fff; background: linear-gradient(120deg, #041533, #082b61); }
.contact-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.contact h2 { color: #fff; }.contact p { max-width: 550px; color: #b4c3d7; margin: 24px 0 30px; }
.contact-details { display: grid; gap: 20px; }
.contact-card { font-style: normal; border-top: 1px solid rgba(255,255,255,.3); }
.contact-card dl { margin: 0; }.contact-card dl div { display: grid; grid-template-columns: 90px 1fr; gap: 18px; padding: 18px 4px; border-bottom: 1px solid rgba(255,255,255,.14); }.contact-card dt { color: #7f97b8; font-size: .84rem; }.contact-card dd { margin: 0; color: #fff; }
.kakao-card { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 20px 22px; border: 1px solid rgba(255,255,255,.16); background: rgba(255,255,255,.05); }
.kakao-card strong { display: block; margin-bottom: 4px; color: #fff; font-size: 1rem; }.kakao-card span { color: #9dafc7; font-size: .82rem; }
.qr-frame { flex: 0 0 auto; width: 112px; height: 112px; padding: 8px; background: #fff; }
.qr-frame img { width: 100%; height: 100%; object-fit: contain; }
footer { padding: 28px 0; color: #7f8da1; background: #030d20; font-size: .8rem; }
.footer-wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.footer-wrap > div { display: flex; align-items: baseline; gap: 10px; }.footer-wrap strong { color: #fff; font-size: 1rem; }.footer-wrap span { font: 500 .68rem "Roboto Mono"; letter-spacing: .08em; }

@media (max-width: 980px) {
  .site-header { height: 92px; }
  .brand { width: 220px; height: 88px; }
  .brand img { height: 84px; }
  .main-nav { gap: 17px; font-size: .86rem; }
  .hero-layout { grid-template-columns: 1fr; padding-top: 90px; }
  .hero-visual { width: min(640px, 92%); margin-inline: auto; }
  .two-column, .dev-panel, .contact-layout, .award-layout, .standardization-layout { grid-template-columns: 1fr; gap: 46px; }
  .standardization-intro { position: static; }
  .award-preview { width: min(520px, 78%); margin-inline: auto; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .section-heading { grid-template-columns: 1fr; gap: 18px; }
  .rate-notes { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .container { width: min(100% - 28px, var(--max)); }
  .site-header { height: 84px; }
  .brand { width: 186px; height: 80px; }
  .brand img { width: auto; height: 76px; }
  .menu-button { display: block; }
  .main-nav { position: absolute; top: 84px; left: 0; right: 0; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 12px 20px 20px; background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 18px 35px rgba(6,26,68,.12); }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 12px 4px; }
  .nav-contact { margin-top: 8px; text-align: center; }
  .hero, .hero-layout { min-height: auto; }
  .hero-layout { padding: 74px 0 64px; gap: 54px; }
  .hero h1 { font-size: clamp(2.7rem, 13.5vw, 4.2rem); }
  .hero-lead { font-size: 1rem; }
  .hero-facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .hero-facts div { padding-left: 9px; }
  .hero-facts dd { line-height: 1.4; }
  .hero-visual { width: 100%; }
  .section { padding: 78px 0; }
  .service-grid, .link-grid, .portfolio-grid { grid-template-columns: 1fr; }
  .portfolio-card.wide { grid-column: span 1; min-height: 0; }
  .portfolio-card.wide img { min-height: 330px; }
  .portfolio-card.wide::after { background: linear-gradient(0deg, rgba(3,16,45,.96) 0%, rgba(3,16,45,.45) 58%, rgba(3,16,45,.04) 100%); }
  .portfolio-card.wide figcaption { width: 100%; padding: 28px 24px; }
  .portfolio-card.main-project { grid-template-columns: 1fr; }
  .portfolio-card.main-project img { min-height: 0; }
  .portfolio-card.main-project figcaption { padding: 30px 24px; }
  .service-card { min-height: 0; }
  .project-list article { grid-template-columns: 42px 1fr; gap: 12px; }
  .project-list b { display: none; }
  .contact-card dl div { grid-template-columns: 72px 1fr; }
  .kakao-card { align-items: flex-start; }
  .qr-frame { width: 98px; height: 98px; }
  .footer-wrap { align-items: flex-start; flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}