@font-face { font-family: "SUIT"; src: url("assets/fonts/SUIT-Regular.ttf") format("truetype"); font-weight: 400; font-display: swap; }
@font-face { font-family: "SUIT"; src: url("assets/fonts/SUIT-Semibold.ttf") format("truetype"); font-weight: 600; font-display: swap; }
@font-face { font-family: "SUIT"; src: url("assets/fonts/SUIT-Bold.ttf") format("truetype"); font-weight: 700; font-display: swap; }

:root {
  --ink: #141d2f;
  --quiet: #68706f;
  --paper: #fafbf9;
  --white: #ffffff;
  --mist: #eef1f0;
  --line: #d8dcda;
  --accent: #ef8b22;
  --max: 1320px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
section[id], article[id] { scroll-margin-top: 40px; }
body { margin: 0; overflow-x: hidden; color: var(--ink); background: var(--paper); font-family: "SUIT", "Noto Sans KR", sans-serif; font-size: 16px; line-height: 1.72; word-break: keep-all; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }

.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: -70px; left: 20px; z-index: 100; padding: 10px 15px; color: var(--white); background: var(--ink); }
.skip-link:focus { top: 20px; }

.site-header { position: relative; z-index: 20; display: flex; align-items: center; justify-content: space-between; width: min(100%, var(--max)); margin: 0 auto; padding: 25px 4.5vw; font-size: .82rem; }
.brand { position: relative; display: inline-flex; }
.brand img { display: block; width: 190px; height: auto; }
.brand-hash { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.site-nav { display: flex; align-items: center; gap: 30px; color: var(--quiet); }
.site-nav a { padding: 5px 0; border-bottom: 1px solid transparent; }
.site-nav a:hover { color: var(--ink); border-bottom-color: var(--ink); }
.menu-button { display: none; }

.hero { width: min(100%, var(--max)); margin: 0 auto; padding: 32px 4.5vw 0; }
.hero-stage { position: relative; display: grid; align-items: center; min-height: 560px; overflow: hidden; background: var(--mist); }
.hero-heading { position: relative; z-index: 1; padding: 70px 5%; text-align: left; }
.hero-background { position: absolute; inset: 0; background: linear-gradient(90deg, #eef1f0 0%, rgba(238,241,240,.97) 32%, rgba(238,241,240,.82) 48%, rgba(238,241,240,.05) 76%), url("assets/hero-oodi-1920.webp") center / cover no-repeat; }
.hero-caption { margin: 0 0 25px; color: var(--quiet); font-size: .76rem; }
.hero h1 { margin: 0; font-size: clamp(2rem, 3.1vw, 2.8rem); font-weight: 400; line-height: 1.4; letter-spacing: -.05em; }
.hero-description { max-width: 490px; margin: 25px 0 0; color: #424c4b; font-size: .92rem; line-height: 1.85; }
.domain-links { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: 36px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.domain-links a { display: grid; grid-template-columns: 1fr auto; gap: 5px 14px; padding: 23px 22px; }
.domain-links a:first-child { padding-left: 0; }
.domain-links a:last-child { padding-right: 0; }
.domain-links a + a { border-left: 1px solid var(--line); }
.domain-links a span:first-child { font-size: .88rem; }
.domain-links a span:nth-child(2) { grid-column: 1; font-size: .76rem; color: var(--quiet); }
.domain-links a span:last-child { grid-column: 2; grid-row: 1 / 3; align-self: center; font-size: .85rem; }
.domain-links a:hover { background: var(--mist); }
.hero-bottom { display: flex; justify-content: space-between; align-items: center; gap: 28px; padding: 26px 0; font-size: .8rem; }
.hero-bottom p { margin: 0; color: var(--quiet); }
.hero-bottom a { display: flex; align-items: center; gap: 22px; }
.hero-bottom a:hover { text-decoration: underline; text-underline-offset: 5px; }

.page-section { width: min(100%, var(--max)); margin: 0 auto; padding: 170px 4.5vw; }
.section-label { margin: 0; color: var(--accent); font-size: .76rem; }
.page-section h2 { margin: 0; font-size: clamp(2rem, 3.2vw, 3rem); font-weight: 500; line-height: 1.3; letter-spacing: -.045em; }
.section-intro h2 { margin-top: 28px; }

.perspective { display: grid; grid-template-columns: 18% 1fr; gap: 5%; background: var(--white); }
.perspective-body { display: grid; grid-template-columns: 1fr 1fr; gap: 10%; }
.body-columns { padding-top: 8px; }
.body-columns p { max-width: 440px; margin: 0 0 26px; color: var(--quiet); font-size: .96rem; }

.services { display: grid; grid-template-columns: 32% 1fr; gap: 9%; }
.service-list { border-top: 1px solid var(--ink); }
.service-list article { display: grid; grid-template-columns: minmax(150px, .7fr) 1.1fr; column-gap: 7%; padding: 32px 0 36px; border-bottom: 1px solid var(--line); }
.service-list h3 { margin: 0; font-size: 1.02rem; font-weight: 600; }
.service-list p { margin: 0; color: var(--quiet); font-size: .92rem; }
.service-list span { grid-column: 2; margin-top: 17px; color: var(--quiet); font-size: .76rem; }
.service-list article:target { background: #eef3f0; box-shadow: 14px 0 #eef3f0, -14px 0 #eef3f0; }

.bizdive { display: grid; grid-template-columns: 32% 1fr; gap: 9%; padding-top: 100px; background: var(--white); }
.life-lab { border-top: 1px solid var(--line); }
.lab-visual { display: block; background: var(--white); border: 1px solid var(--line); }
.lab-visual img { display: block; width: 100%; height: auto; }
.solution-description { margin: 32px 0; color: var(--quiet); font-size: .92rem; }
.text-link { display: inline-flex; gap: 32px; padding-bottom: 8px; border-bottom: 1px solid var(--ink); font-size: .85rem; }
.solution-visual { margin: 0; }
.solution-visual img { display: block; width: 100%; height: auto; border: 1px solid var(--line); }
.solution-visual figcaption { margin-top: 10px; color: var(--quiet); font-size: .72rem; }
.solution-home { margin-top: 22px; font-size: .8rem; color: var(--quiet); }
.solution-home summary { cursor: pointer; padding: 10px 0; }
.solution-home img { display: block; width: 100%; height: auto; margin-top: 12px; border: 1px solid var(--line); }
.solution-features { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; margin-top: 32px; }
.solution-features h3, .work h3 { margin: 0 0 12px; font-size: 1.02rem; font-weight: 600; }
.solution-features p, .work article > p { margin: 0; color: var(--quiet); font-size: .9rem; }
.work { border-bottom: 1px solid var(--line); }
.work-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; margin-top: 64px; }
.work-grid img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; margin-bottom: 24px; }
.work article > .work-category { margin-bottom: 10px; font-size: .74rem; }
.work-grid img[src="assets/work-brand-product.jpg"] { object-position: center bottom; }
.work-history-note { margin: 32px 0 0; color: var(--quiet); font-size: .74rem; }

.engagement { display: grid; grid-template-columns: 32% 1fr; gap: 9%; background: var(--mist); }
.engagement-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--ink); }
.engagement-grid p { min-height: 195px; margin: 0; padding: 28px 12% 28px 0; border-bottom: 1px solid var(--line); font-size: 1.02rem; }
.engagement-grid p:nth-child(odd) { border-right: 1px solid var(--line); }
.engagement-grid p:nth-child(even) { padding-left: 12%; }

.approach { display: grid; grid-template-columns: 32% 1fr; gap: 9%; background: var(--white); }
.process-list { margin: 0; padding: 0; border-top: 1px solid var(--ink); list-style: none; }
.process-list li { display: grid; grid-template-columns: 54px 1fr; gap: 20px; padding: 27px 0; border-bottom: 1px solid var(--line); }
.process-list li > span { color: var(--accent); font-size: .72rem; }
.process-list h3 { margin: 0 0 6px; font-size: .96rem; font-weight: 600; }
.process-list p { margin: 0; color: var(--quiet); font-size: .9rem; }

.about { display: grid; grid-template-columns: 18% 1fr; column-gap: 5%; row-gap: 44px; }
.about-body { display: grid; grid-template-columns: 1fr .72fr; gap: 12%; }
.about-body > div > p { margin: 8px 0 58px; color: var(--quiet); font-size: .96rem; }
.about dl { margin: 0; }
.about dl div { display: grid; grid-template-columns: 1fr 1.5fr; gap: 24px; padding: 15px 0; border-top: 1px solid var(--line); }
.about dt { font-size: .78rem; font-weight: 600; }
.about dd { margin: 0; color: var(--quiet); font-size: .82rem; }
.consultant-grid { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; margin-top: 48px; }
.consultant { display: grid; grid-template-columns: 140px 1fr; gap: 28px; align-items: start; padding-top: 32px; border-top: 1px solid var(--line); }
.consultant > img { width: 140px; height: 174px; object-fit: cover; object-position: center 25%; background: var(--white); }
.consultant-portrait { width: 140px; height: 174px; overflow: hidden; background: var(--white); }
.consultant-portrait img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center 25%; transform: scale(1.55); transform-origin: center 25%; }
.consultant-copy h3 { margin: 8px 0 20px; font-size: 1.5rem; font-weight: 600; }
.consultant-copy h3 span { margin-left: 10px; font-size: .85rem; font-weight: 400; color: var(--quiet); }
.consultant-copy p { margin: 0 0 18px; color: var(--quiet); font-size: .88rem; }
.consultant-copy .consultant-role { font-size: .73rem; }
.consultant-copy .consultant-focus { color: var(--ink); }
.consultant-copy h4 { margin: 26px 0 8px; font-weight: 600; font-size: .78rem; }
.consultant-copy ul { padding-left: 16px; margin: 0; color: var(--quiet); font-size: .82rem; }
.faq { display: grid; grid-template-columns: 32% 1fr; gap: 9%; padding-top: 80px; padding-bottom: 100px; background: var(--white); }
.faq-list { border-top: 1px solid var(--ink); }
.faq-list details { padding: 22px 0; border-bottom: 1px solid var(--line); }
.faq-list summary { cursor: pointer; font-size: .94rem; }
.faq-list p { margin: 18px 0 0; font-size: .88rem; color: var(--quiet); }
.updated { display: inline-block; margin-left: 16px; }

.connect { display: grid; grid-template-columns: 32% 1fr; gap: 9%; padding-top: 90px; padding-bottom: 60px; background: var(--mist); }
.connect-intro h2 { margin-top: 28px; }
.connect-intro > p:not(.section-label) { max-width: 360px; margin: 36px 0 22px; color: var(--quiet); font-size: .9rem; }
.connect-intro > a { font-size: .82rem; border-bottom: 1px solid var(--ink); }
.contact-form { padding-top: 4px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.contact-form label { display: block; margin-bottom: 26px; color: var(--quiet); font-size: .72rem; }
.contact-form input, .contact-form select, .contact-form textarea { width: 100%; margin-top: 8px; padding: 9px 0; color: var(--ink); background: transparent; border: 0; border-bottom: 1px solid #bcc2bf; border-radius: 0; font-size: .9rem; }
.contact-form textarea { min-height: 116px; padding: 12px; border: 1px solid #bcc2bf; resize: vertical; }
.contact-form input:focus, .contact-form select:focus { border-bottom-color: var(--ink); }
.contact-form textarea:focus { border-color: var(--ink); }
.form-submit { display: flex; align-items: center; justify-content: space-between; gap: 26px; }
.form-submit p { margin: 0; color: var(--quiet); font-size: .76rem; }
.form-submit button { padding: 12px 18px; color: var(--white); background: var(--ink); border: 1px solid var(--ink); cursor: pointer; font-size: .8rem; }
.form-submit button:hover { color: var(--ink); background: transparent; }
.form-status { min-height: 22px; margin: 15px 0 0; color: var(--quiet); font-size: .8rem; }

.site-footer { color: var(--ink); background: var(--white); border-top: 1px solid var(--line); }
.footer-inner { width: min(100%, var(--max)); margin: 0 auto; padding: 22px 4.5vw; }
.footer-nav { display: flex; align-items: center; flex-wrap: wrap; gap: 6px 0; margin-bottom: 10px; font-size: .8rem; font-weight: 600; }
.footer-nav a { padding-right: 18px; }
.footer-nav a + a { padding-left: 18px; border-left: 1px solid var(--line); }
.footer-nav a:hover { color: var(--accent); }
.footer-details { color: var(--quiet); font-size: .76rem; line-height: 1.8; }
.footer-details p { display: flex; flex-wrap: wrap; gap: 8px 22px; margin: 0; }
.footer-details strong { color: var(--ink); font-weight: 600; }
.footer-details a { border-bottom: 1px solid transparent; }
.footer-details a:hover { color: var(--ink); border-bottom-color: var(--ink); }
.footer-copyright { margin: 6px 0 0; color: var(--quiet); font-size: .7rem; }

@media (max-width: 960px) {
  .site-header { padding: 24px; }
  .menu-button { display: flex; flex-direction: column; gap: 6px; padding: 10px; color: var(--ink); background: transparent; border: 0; }
  .menu-button span:not(.sr-only) { display: block; width: 21px; height: 1px; background: currentColor; }
  .site-nav { position: absolute; top: 74px; left: 18px; right: 18px; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 14px; color: var(--ink); background: var(--white); border: 1px solid var(--line); }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: 11px; }
  .hero { padding-right: 24px; padding-left: 24px; }
  .domain-links a { padding-right: 14px; padding-left: 14px; }
  .page-section { padding-right: 6vw; padding-left: 6vw; }
  .perspective, .about { grid-template-columns: 1fr; gap: 44px; }
  .perspective-body { grid-template-columns: 1fr; }
  .body-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; padding-top: 70px; }
  .services, .bizdive, .engagement, .approach, .connect { grid-template-columns: 1fr; gap: 80px; }
  .about-body { grid-template-columns: 1fr 1fr; gap: 9%; }
  .consultant-grid { gap: 36px; }
  .consultant { grid-template-columns: 1fr; }
  .faq { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 640px) {
  .brand img { width: 154px; }
  .menu-button { min-width: 44px; min-height: 44px; justify-content: center; }
  .site-nav { top: 88px; }
  .hero { padding-top: 16px; }
  .hero-stage { min-height: 560px; align-items: start; }
  .hero-heading { padding: 38px 20px 220px; }
  .hero-background { background-image: linear-gradient(180deg, #eef1f0 0%, rgba(238,241,240,.98) 56%, rgba(238,241,240,.92) 70%, rgba(238,241,240,.08) 90%), url("assets/hero-oodi-960.webp"); background-position: center, 58% bottom; }
  .hero-caption { max-width: 240px; font-size: .75rem; }
  .hero h1 { font-size: clamp(1.65rem, 6.9vw, 2.35rem); line-height: 1.5; }
  .hero-description br { display: none; }
  .domain-links { grid-template-columns: 1fr 1fr; margin-top: 28px; }
  .domain-links a { padding: 19px 12px; }
  .domain-links a:nth-child(odd) { padding-left: 0; border-left: 0; }
  .domain-links a:nth-child(even) { padding-right: 0; }
  .domain-links a:nth-child(n + 3) { border-top: 1px solid var(--line); }
  .hero-bottom { align-items: flex-start; flex-direction: column; gap: 15px; }
  .page-section { padding-top: 112px; padding-bottom: 112px; }
  .connect { padding-top: 64px; padding-bottom: 40px; }
  .bizdive { gap: 48px; }
  .solution-features, .work-grid { grid-template-columns: 1fr; gap: 32px; }
  .work-grid { margin-top: 44px; }
  .page-section h2 { font-size: 2rem; }
  .perspective-body { gap: 0; }
  .body-columns { display: block; padding-top: 64px; }
  .services, .engagement, .approach, .connect { gap: 64px; }
  .service-list article { grid-template-columns: 1fr; gap: 14px; padding: 27px 0 30px; }
  .service-list span { grid-column: 1; margin-top: 3px; }
  .engagement-grid { grid-template-columns: 1fr; }
  .engagement-grid p { min-height: 0; padding: 27px 0; border-right: 0 !important; }
  .engagement-grid p:nth-child(even) { padding-left: 0; }
  .about-body { grid-template-columns: 1fr; gap: 58px; }
  .about-body > div > p { margin-top: 0; }
  .about dl div { grid-template-columns: 1fr; gap: 4px; }
  .consultant-grid { grid-template-columns: 1fr; margin-top: 12px; gap: 40px; }
  .consultant { grid-template-columns: 96px 1fr; gap: 20px; }
  .consultant > img { width: 96px; height: 128px; }
  .consultant-portrait { width: 96px; height: 128px; }
  .updated { margin-left: 0; display: block; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .form-submit { align-items: stretch; flex-direction: column; }
  .form-submit button { width: 100%; }
  .footer-inner { padding: 20px 24px; }
  .footer-details p { display: block; }
  .footer-details p span { display: block; margin-top: 4px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}