@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;600;700&display=swap');

:root {
  --bg: #f2f2f0;
  --paper: #f7f7f5;
  --ink: #111111;
  --muted: #999999;
  --line: #cdcdca;
  --white: #ffffff;
  --header-h: 76px;
  --gutter: clamp(20px, 2.2vw, 40px);
  --section-y: clamp(96px, 11vw, 180px);
  --display: clamp(58px, 9vw, 156px);
  --title: clamp(42px, 5.2vw, 88px);
  --subtitle: clamp(28px, 3.3vw, 56px);
  --body: clamp(15px, 1.05vw, 17px);
  --ease: cubic-bezier(.22, 1, .36, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: Arial, 'Noto Sans KR', sans-serif;
  font-size: var(--body);
  line-height: 1.62;
  letter-spacing: -.025em;
  -webkit-font-smoothing: antialiased;
}

body.is-menu-open {
  overflow: hidden;
}

::selection {
  color: var(--white);
  background: var(--ink);
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  color: inherit;
  font: inherit;
}

button {
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
}

img,
video {
  display: block;
  width: 100%;
}

h1,
h2,
h3,
p {
  margin: 0;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.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;
}

.site-shell {
  min-height: 100vh;
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  padding: 0 var(--gutter);
  border-bottom: 1px solid transparent;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(16px);
  transition: border-color .25s ease, background .25s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
}

.site-logo {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -.055em;
}

.menu-trigger {
  position: relative;
  z-index: 2;
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
}

.menu-trigger span,
.menu-trigger::before,
.menu-trigger::after {
  position: absolute;
  width: 21px;
  height: 1.5px;
  background: var(--ink);
  content: '';
  transition: transform .35s var(--ease), opacity .2s ease, background .2s ease;
}

.menu-trigger::before {
  transform: translateY(-6px);
}

.menu-trigger::after {
  transform: translateY(6px);
}

body.is-menu-open .menu-trigger span {
  opacity: 0;
}

body.is-menu-open .menu-trigger::before {
  background: var(--white);
  transform: rotate(45deg);
}

body.is-menu-open .menu-trigger::after {
  background: var(--white);
  transform: rotate(-45deg);
}

.menu-overlay {
  position: fixed;
  z-index: 90;
  inset: 0;
  display: grid;
  visibility: hidden;
  padding: clamp(80px, 8vw, 132px) var(--gutter) 26px;
  color: var(--white);
  background: #101010;
  opacity: 0;
  transform: translateY(-12px);
  transition: opacity .45s var(--ease), transform .45s var(--ease), visibility 0s linear .45s;
  grid-template-rows: 1fr auto;
}

body.is-menu-open .menu-overlay {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0s;
}

.menu-nav {
  align-self: start;
}

.menu-nav a {
  display: block;
  width: fit-content;
  font-size: clamp(44px, 5vw, 78px);
  font-weight: 700;
  line-height: 1.03;
  letter-spacing: -.065em;
  transition: color .2s ease, transform .3s var(--ease);
}

.menu-nav a + a {
  margin-top: .26em;
}

.menu-nav a:hover,
.menu-nav a:focus-visible {
  color: #8f8f8f;
  transform: translateX(12px);
}

.menu-footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
  font-size: 12px;
  color: #b7b7b7;
}

.menu-social {
  display: flex;
  gap: 22px;
}

.container {
  width: min(100%, 1720px);
  margin: 0 auto;
  padding-right: var(--gutter);
  padding-left: var(--gutter);
}

.section {
  padding-top: var(--section-y);
  padding-bottom: var(--section-y);
}

.section--tight {
  padding-top: clamp(64px, 7vw, 110px);
  padding-bottom: clamp(64px, 7vw, 110px);
}

.section-line {
  border-top: 1px solid var(--line);
}

.eyebrow {
  margin-bottom: 24px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.display-title {
  max-width: 13ch;
  font-size: var(--display);
  font-weight: 700;
  line-height: .89;
  letter-spacing: -.075em;
}

.page-title {
  font-size: var(--title);
  font-weight: 700;
  line-height: .98;
  letter-spacing: -.065em;
}

.section-title {
  font-size: var(--subtitle);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -.055em;
}

.lead {
  max-width: 620px;
  font-size: clamp(18px, 1.7vw, 27px);
  font-weight: 400;
  line-height: 1.52;
  letter-spacing: -.04em;
}

.copy {
  max-width: 610px;
  color: #2a2a2a;
}

.muted {
  color: var(--muted);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 4px;
  border-bottom: 1px solid currentColor;
  font-size: 14px;
  font-weight: 500;
  transition: opacity .2s ease, gap .25s var(--ease);
}

.text-link:hover {
  gap: 16px;
  opacity: .55;
}

.split-copy {
  display: grid;
  gap: clamp(32px, 6vw, 120px);
  grid-template-columns: minmax(0, .9fr) minmax(300px, 1fr);
}

.split-copy__right {
  padding-top: 10px;
}

.hero {
  display: grid;
  min-height: calc(100svh - var(--header-h));
  padding-top: clamp(58px, 7vw, 110px);
  padding-bottom: 28px;
  grid-template-rows: 1fr auto;
}

.hero__top {
  display: flex;
  align-items: flex-start;
}

.hero__bottom {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
}

.hero__descriptor {
  max-width: 520px;
  font-size: clamp(15px, 1.4vw, 21px);
  line-height: 1.48;
}

.hero__meta {
  color: var(--muted);
  font-size: 12px;
  text-align: right;
}

.project-grid {
  display: grid;
  gap: clamp(18px, 1.5vw, 28px);
  grid-template-columns: repeat(12, minmax(0, 1fr));
}

.project-card {
  grid-column: span 6;
}

.project-card--wide {
  grid-column: 1 / -1;
}

.project-card--third {
  grid-column: span 4;
}

.project-card__link {
  display: block;
}

.project-card__visual {
  overflow: hidden;
}

.project-card__meta {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-top: 13px;
  font-size: 13px;
}

.project-card__category {
  color: var(--muted);
  text-align: right;
}

.project-visual {
  position: relative;
  display: grid;
  min-height: clamp(360px, 43vw, 760px);
  overflow: hidden;
  place-items: center;
  isolation: isolate;
}

.project-card--wide .project-visual {
  min-height: clamp(460px, 58vw, 980px);
}

.project-card--third .project-visual {
  min-height: clamp(330px, 32vw, 560px);
}

.project-visual::before,
.project-visual::after {
  position: absolute;
  z-index: -1;
  content: '';
}

.project-visual::before {
  inset: 0;
  transition: transform .8s var(--ease), filter .8s ease;
}

.project-card:hover .project-visual::before,
.archive-card:hover .project-visual::before {
  transform: scale(1.025);
  filter: saturate(.85);
}

.project-visual > span {
  max-width: 84%;
  font-size: clamp(34px, 7vw, 120px);
  font-weight: 500;
  line-height: .9;
  letter-spacing: -.07em;
  text-align: center;
}

.visual--lorve {
  color: #ece7da;
  background: #17372f;
}

.visual--lorve::before {
  background:
    radial-gradient(circle at 70% 26%, rgba(255,255,255,.12), transparent 28%),
    linear-gradient(135deg, #17372f 0 52%, #0e2420 52%);
}

.visual--healthmi {
  color: #243b4a;
  background: #e8e2d6;
}

.visual--healthmi::before {
  background:
    linear-gradient(90deg, transparent 49.5%, rgba(37,58,70,.18) 49.5% 50.5%, transparent 50.5%),
    linear-gradient(#e8e2d6, #d6dde0);
}

.visual--odebell {
  color: #ffd752;
  background: #9ad6eb;
}

.visual--odebell::before {
  background:
    radial-gradient(circle at center, #9ad6eb 0 25%, transparent 25% 26%, #ffd752 26% 40%, transparent 40%),
    #9ad6eb;
}

.visual--relim {
  color: #f0f0e8;
  background: #536c5f;
}

.visual--relim::before {
  background:
    linear-gradient(24deg, transparent 0 42%, rgba(255,255,255,.09) 42% 45%, transparent 45%),
    linear-gradient(155deg, #536c5f, #263c32);
}

.visual--terracle {
  color: #f3eddf;
  background: #1f3e67;
}

.visual--terracle::before {
  background:
    repeating-radial-gradient(circle at 76% 25%, rgba(255,255,255,.08) 0 2px, transparent 2px 24px),
    linear-gradient(130deg, #1f3e67, #10263f);
}

.visual--essential {
  color: #481a11;
  background: #e77d57;
}

.visual--essential::before {
  background:
    radial-gradient(ellipse at 50% 70%, rgba(255,255,255,.22), transparent 36%),
    linear-gradient(145deg, #ee8d67, #c9573c);
}

.visual--jncos {
  color: #121212;
  background: #d9d6cc;
}

.visual--jncos::before {
  background:
    linear-gradient(90deg, transparent 33%, rgba(0,0,0,.08) 33% 34%, transparent 34% 66%, rgba(0,0,0,.08) 66% 67%, transparent 67%),
    #d9d6cc;
}

.visual--amingj {
  color: #1b2e18;
  background: #e5ebca;
}

.visual--amingj::before {
  background:
    radial-gradient(circle at 20% 20%, rgba(255,255,255,.5), transparent 23%),
    linear-gradient(145deg, #eff2dc, #cdd8a9);
}

.about-preview {
  display: grid;
  gap: clamp(50px, 8vw, 150px);
  grid-template-columns: minmax(260px, .85fr) minmax(0, 1.5fr);
}

.about-preview__statement {
  font-size: clamp(30px, 4vw, 68px);
  font-weight: 500;
  line-height: 1.12;
  letter-spacing: -.055em;
}

.about-preview__body {
  align-self: end;
}

.service-tabs {
  border-top: 1px solid var(--line);
}

.service-tab {
  display: grid;
  width: 100%;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  text-align: left;
  transition: color .2s ease;
  grid-template-columns: 90px minmax(0, 1fr) auto;
}

.service-tab:hover,
.service-tab.is-active {
  color: var(--ink);
}

.service-tab__name {
  font-size: clamp(24px, 2.8vw, 46px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -.05em;
}

.service-tab__mark {
  font-size: 26px;
}

.service-panel {
  display: none;
  padding-top: 42px;
  gap: 50px;
  grid-template-columns: minmax(0, 1fr) minmax(250px, 420px);
}

.service-panel.is-active {
  display: grid;
}

.service-panel__services {
  color: var(--muted);
  font-size: 13px;
}

.magazine-list {
  border-top: 1px solid var(--line);
}

.magazine-item {
  display: grid;
  align-items: center;
  gap: 28px;
  padding: clamp(24px, 2.2vw, 38px) 0;
  border-bottom: 1px solid var(--line);
  grid-template-columns: 58px 1fr auto;
}

.magazine-item__number,
.magazine-item__meta {
  color: var(--muted);
  font-size: 12px;
}

.magazine-item__title {
  font-size: clamp(21px, 2vw, 34px);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -.045em;
  transition: transform .3s var(--ease);
}

.magazine-item:hover .magazine-item__title {
  transform: translateX(12px);
}

.cta {
  display: grid;
  min-height: 62vh;
  align-content: space-between;
  padding-top: clamp(72px, 8vw, 130px);
  padding-bottom: clamp(32px, 4vw, 60px);
  background: var(--ink);
  color: var(--white);
}

.cta__title {
  max-width: 12ch;
  font-size: clamp(52px, 8vw, 136px);
  font-weight: 700;
  line-height: .9;
  letter-spacing: -.075em;
}

.cta__bottom {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
}

.page-hero {
  display: grid;
  min-height: 72vh;
  align-content: space-between;
  padding-top: clamp(80px, 10vw, 160px);
  padding-bottom: 34px;
}

.page-hero__bottom {
  display: flex;
  justify-content: flex-end;
}

.page-hero__copy {
  width: min(100%, 680px);
}

.large-statement {
  max-width: 15ch;
  font-size: clamp(46px, 7vw, 116px);
  font-weight: 600;
  line-height: .98;
  letter-spacing: -.07em;
}

.capability-list {
  border-top: 1px solid var(--line);
}

.capability-row {
  display: grid;
  gap: 30px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
  grid-template-columns: 80px minmax(220px, .8fr) minmax(0, 1fr);
}

.capability-row__title {
  font-size: clamp(24px, 2.4vw, 40px);
  font-weight: 500;
  line-height: 1.08;
}

.capability-row__copy {
  max-width: 620px;
  color: #3a3a3a;
}

.client-grid {
  display: grid;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.client-grid li {
  display: grid;
  min-height: 150px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  place-items: center;
  font-size: 14px;
}

.category-nav {
  position: sticky;
  z-index: 60;
  top: var(--header-h);
  display: flex;
  overflow-x: auto;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 94%, transparent);
  backdrop-filter: blur(14px);
  scrollbar-width: none;
}

.category-nav::-webkit-scrollbar {
  display: none;
}

.category-nav button,
.category-nav a {
  flex: 1 0 auto;
  min-width: 160px;
  padding: 21px 24px;
  color: #b0b0b0;
  font-size: 13px;
  text-align: center;
  white-space: nowrap;
  transition: color .2s ease;
}

.category-nav button:hover,
.category-nav button.is-active,
.category-nav a:hover,
.category-nav a.is-active {
  color: var(--ink);
}

.category-intro {
  display: grid;
  gap: 60px;
  padding-top: clamp(54px, 6vw, 100px);
  padding-bottom: clamp(54px, 6vw, 100px);
  grid-template-columns: minmax(0, 1fr) minmax(320px, 1fr);
}

.category-intro__title {
  font-size: clamp(44px, 5vw, 82px);
  font-weight: 700;
  line-height: .95;
  letter-spacing: -.065em;
}

.filter-item[hidden] {
  display: none !important;
}

.archive-grid {
  display: grid;
  gap: clamp(16px, 1.4vw, 26px);
  grid-template-columns: repeat(12, minmax(0, 1fr));
}

.archive-card {
  grid-column: span 4;
}

.archive-card:nth-child(5n + 1),
.archive-card:nth-child(5n + 4) {
  grid-column: span 8;
}

.archive-card .project-visual {
  min-height: clamp(330px, 35vw, 610px);
}

.archive-card:nth-child(5n + 1) .project-visual,
.archive-card:nth-child(5n + 4) .project-visual {
  min-height: clamp(390px, 43vw, 740px);
}

.archive-card__meta {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-top: 11px;
  font-size: 12px;
}

.case-hero {
  padding-top: clamp(60px, 8vw, 130px);
}

.case-hero__head {
  display: grid;
  gap: 30px;
  padding-bottom: 44px;
  grid-template-columns: minmax(0, 1fr) auto;
}

.case-hero__meta {
  align-self: end;
  color: var(--muted);
  font-size: 12px;
  text-align: right;
}

.case-cover .project-visual {
  min-height: min(78vw, 1100px);
}

.case-overview {
  display: grid;
  gap: clamp(50px, 9vw, 160px);
  grid-template-columns: minmax(0, 1.3fr) minmax(320px, .8fr);
}

.case-overview__facts {
  border-top: 1px solid var(--line);
}

.fact-row {
  display: grid;
  gap: 20px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
  grid-template-columns: 90px 1fr;
  font-size: 13px;
}

.fact-row dt {
  color: var(--muted);
}

.fact-row dd {
  margin: 0;
}

.case-media-grid {
  display: grid;
  gap: clamp(16px, 1.4vw, 26px);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.case-media-grid .project-visual {
  min-height: clamp(360px, 48vw, 780px);
}

.case-media-grid--full {
  grid-template-columns: 1fr;
}

.case-media-grid--full .project-visual {
  min-height: min(76vw, 1100px);
}

.next-project {
  display: block;
  padding-top: clamp(70px, 9vw, 140px);
  padding-bottom: clamp(70px, 9vw, 140px);
  border-top: 1px solid var(--line);
}

.next-project__label {
  margin-bottom: 20px;
  color: var(--muted);
  font-size: 12px;
}

.next-project__title {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  font-size: clamp(50px, 8vw, 130px);
  font-weight: 700;
  line-height: .9;
  letter-spacing: -.075em;
}

.contact-layout {
  display: grid;
  gap: clamp(60px, 10vw, 180px);
  grid-template-columns: minmax(260px, .75fr) minmax(0, 1.2fr);
}

.contact-info {
  align-self: start;
  position: sticky;
  top: calc(var(--header-h) + 40px);
}

.contact-info__group + .contact-info__group {
  margin-top: 34px;
}

.contact-info__label {
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 12px;
}

.contact-form {
  border-top: 1px solid var(--ink);
}

.form-row {
  display: grid;
  gap: 28px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  grid-template-columns: 160px minmax(0, 1fr);
}

.form-label {
  font-size: 13px;
}

.form-control {
  width: 100%;
  padding: 0;
  border: 0;
  outline: none;
  background: transparent;
}

.form-control::placeholder {
  color: #b8b8b8;
}

textarea.form-control {
  min-height: 160px;
  resize: vertical;
}

.form-submit {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  margin-top: 24px;
  padding: 20px 0;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  font-size: clamp(22px, 2.3vw, 38px);
  font-weight: 500;
  letter-spacing: -.045em;
}

.form-submit:hover {
  color: var(--muted);
}

.site-footer {
  display: grid;
  gap: 40px;
  padding-top: 34px;
  padding-bottom: 34px;
  border-top: 1px solid var(--line);
  grid-template-columns: 1fr auto;
}

.site-footer__brand {
  font-size: 15px;
  font-weight: 500;
}

.site-footer__links {
  display: flex;
  gap: 20px;
  color: var(--muted);
  font-size: 12px;
}

.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 11px;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  :root {
    --header-h: 68px;
  }

  .split-copy,
  .category-intro,
  .case-overview,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .about-preview {
    grid-template-columns: 1fr;
  }

  .service-tab {
    grid-template-columns: 60px minmax(0, 1fr) auto;
  }

  .service-panel {
    grid-template-columns: 1fr;
  }

  .project-card--third {
    grid-column: span 6;
  }

  .archive-card,
  .archive-card:nth-child(5n + 1),
  .archive-card:nth-child(5n + 4) {
    grid-column: span 6;
  }

  .client-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .contact-info {
    position: static;
  }
}

@media (max-width: 680px) {
  .site-header {
    padding-right: 18px;
    padding-left: 18px;
  }

  .container {
    padding-right: 18px;
    padding-left: 18px;
  }

  .menu-overlay {
    padding-right: 18px;
    padding-left: 18px;
  }

  .menu-nav a {
    font-size: clamp(40px, 14vw, 62px);
  }

  .menu-footer,
  .hero__bottom,
  .cta__bottom,
  .site-footer__bottom {
    align-items: flex-start;
    flex-direction: column;
  }

  .menu-footer {
    gap: 18px;
  }

  .hero {
    min-height: calc(92svh - var(--header-h));
  }

  .hero__meta {
    text-align: left;
  }

  .project-card,
  .project-card--wide,
  .project-card--third,
  .archive-card,
  .archive-card:nth-child(5n + 1),
  .archive-card:nth-child(5n + 4) {
    grid-column: 1 / -1;
  }

  .project-card__meta,
  .archive-card__meta {
    align-items: flex-start;
    flex-direction: column;
    gap: 0;
  }

  .project-card__category {
    text-align: left;
  }

  .service-tab {
    grid-template-columns: 42px minmax(0, 1fr) auto;
  }

  .service-tab__name {
    font-size: 24px;
  }

  .magazine-item {
    align-items: start;
    gap: 13px;
    grid-template-columns: 34px 1fr;
  }

  .magazine-item__meta {
    grid-column: 2;
  }

  .capability-row {
    gap: 12px;
    grid-template-columns: 40px 1fr;
  }

  .capability-row__copy {
    grid-column: 2;
  }

  .client-grid {
    grid-template-columns: 1fr 1fr;
  }

  .client-grid li {
    min-height: 110px;
    font-size: 12px;
  }

  .case-hero__head {
    grid-template-columns: 1fr;
  }

  .case-hero__meta {
    text-align: left;
  }

  .case-media-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    gap: 8px;
    grid-template-columns: 1fr;
  }

  .site-footer {
    grid-template-columns: 1fr;
  }

  .site-footer__links {
    flex-wrap: wrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}