:root {
  --ink: #101418;
  --muted: #5d6974;
  --line: #dfe7eb;
  --paper: #f6f8f7;
  --white: #ffffff;
  --teal: #037c78;
  --lime: #b8df37;
  --navy: #132f46;
  --coral: #ff6b4a;
  --shadow: 0 24px 70px rgba(12, 29, 39, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Noto Sans KR", "Inter", system-ui, sans-serif;
  background: var(--paper);
}

img {
  max-width: 100%;
  display: block;
}

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px clamp(18px, 4vw, 56px);
  color: var(--white);
  transition: background 180ms ease, box-shadow 180ms ease, color 180ms ease;
}

.site-header.is-scrolled,
.site-header.is-open {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 12px 32px rgba(16, 20, 24, 0.08);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  width: 310px;
  padding: 18px 26px;
  background: rgba(255, 255, 255, 0.97);
  border-radius: 8px;
  box-shadow: 0 22px 56px rgba(0, 0, 0, 0.2);
}

.brand img {
  width: 100%;
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 3vw, 34px);
  font-size: 15px;
  font-weight: 800;
}

.site-nav a {
  position: relative;
  padding: 8px 0;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  content: "";
  background: var(--lime);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 160ms ease;
}

.site-nav a:hover::after {
  transform: scaleX(1);
}

.menu-button {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  color: currentColor;
  background: transparent;
  border: 0;
}

.menu-button span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 6px auto;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: 94vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: 104px clamp(20px, 6vw, 86px) 90px;
  color: var(--white);
}

.hero-image,
.hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
  filter: saturate(1.04) contrast(1.02);
}

.hero-shade {
  background:
    radial-gradient(circle at 78% 35%, rgba(184, 223, 55, 0.18), transparent 26%),
    linear-gradient(90deg, rgba(4, 15, 24, 0.9) 0%, rgba(4, 15, 24, 0.64) 44%, rgba(4, 15, 24, 0.18) 100%),
    linear-gradient(0deg, rgba(4, 15, 24, 0.46), rgba(4, 15, 24, 0));
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(1100px, 100%);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--lime);
  font-family: "Inter", sans-serif;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  max-width: 1100px;
  margin-bottom: 24px;
  font-size: clamp(40px, 4.9vw, 68px);
  line-height: 1.04;
  letter-spacing: 0;
}

html[lang="ko"] .hero h1 {
  font-size: clamp(36px, 4.2vw, 58px);
}

h2 {
  margin-bottom: 20px;
  font-size: clamp(31px, 4vw, 56px);
  line-height: 1.14;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 12px;
  font-size: 22px;
  line-height: 1.25;
}

.hero-copy {
  max-width: 610px;
  margin-bottom: 34px;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.75;
}

.hero-actions,
.contact-panel {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  border-radius: 8px;
  font-weight: 900;
}

.button.primary {
  color: var(--ink);
  background: var(--lime);
}

.button.ghost {
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.42);
}

.hero-showcase {
  position: absolute;
  right: clamp(26px, 3vw, 44px);
  top: 53%;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, 148px);
  gap: 16px;
  width: 312px;
  transform: translateY(-34%);
  justify-content: end;
}

.showcase-card {
  min-height: 148px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 18px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.showcase-card img {
  width: 58px;
  height: 58px;
  object-fit: contain;
}

.showcase-card span {
  color: var(--ink);
  font-family: "Inter", sans-serif;
  font-weight: 800;
}

.showcase-card.image-card {
  grid-column: span 2;
  min-height: 186px;
  padding: 0;
  overflow: hidden;
}

.showcase-card.image-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-status {
  position: absolute;
  right: clamp(20px, 6vw, 86px);
  bottom: 34px;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 18px;
  color: rgba(255, 255, 255, 0.9);
}

.hero-status strong {
  color: var(--lime);
  font-size: 24px;
}

.section {
  padding: clamp(76px, 10vw, 138px) clamp(20px, 6vw, 86px);
  scroll-margin-top: 128px;
}

.section-heading {
  margin-bottom: 44px;
}

.split-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(260px, 0.55fr);
  gap: 36px;
  align-items: end;
}

.split-heading > p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.8;
}

.section-heading p {
  margin-bottom: 10px;
  color: var(--muted);
  font-weight: 800;
}

.meaning {
  background: var(--paper);
}

.meaning-grid,
.project-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.meaning-card,
.process-step {
  min-height: 290px;
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 12px 30px rgba(13, 37, 47, 0.05);
  transition: background 180ms ease, border-color 180ms ease, box-shadow 180ms ease, color 180ms ease, transform 180ms ease;
}

.meaning-card img {
  width: 70px;
  height: 70px;
  margin-bottom: 28px;
  object-fit: contain;
}

.meaning-card span {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--teal);
  font-family: "Inter", sans-serif;
  font-weight: 800;
  transition: color 180ms ease;
}

.meaning-card:hover,
.meaning-card:focus-within {
  color: var(--white);
  background: var(--navy);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 24px 58px rgba(13, 37, 47, 0.2);
  transform: translateY(-6px);
}

.meaning-card:hover span,
.meaning-card:focus-within span,
.meaning-card:hover p,
.meaning-card:focus-within p {
  color: rgba(255, 255, 255, 0.76);
}

.meaning-card p,
.project-card p,
.process-step p,
.about-copy p,
.choose-copy p {
  color: var(--muted);
  line-height: 1.75;
}

.about-band {
  display: grid;
  grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1fr);
  gap: clamp(30px, 6vw, 82px);
  align-items: center;
  background: var(--white);
}

.about-visual {
  position: relative;
  min-height: 560px;
}

.about-photo {
  width: 86%;
  height: 520px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.about-shape {
  display: none;
}

.floating-stat {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 230px;
  padding: 26px;
  color: var(--white);
  background: var(--teal);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.floating-stat strong {
  display: block;
  color: var(--lime);
  font-family: "Inter", sans-serif;
  font-size: 54px;
  line-height: 1;
}

.floating-stat span {
  display: block;
  margin-top: 10px;
  font-weight: 800;
}

.about-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 34px;
}

.about-list span {
  min-height: 74px;
  display: flex;
  align-items: center;
  padding: 0 22px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-weight: 900;
}

.process {
  background: #eef5f3;
}

.process-line {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.process-step {
  position: relative;
  overflow: hidden;
}

.process-step::after {
  position: absolute;
  right: -38px;
  bottom: -42px;
  width: 116px;
  height: 116px;
  content: "";
  background: rgba(184, 223, 55, 0.22);
  border-radius: 50%;
  transition: background 180ms ease;
}

.process-step img {
  width: 74px;
  height: 74px;
  margin-bottom: 28px;
  object-fit: contain;
}

.process-step strong,
.project-card span {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--coral);
  font-family: "Inter", sans-serif;
  font-size: 15px;
  font-weight: 800;
}

.choose {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(520px, 1fr);
  gap: clamp(30px, 6vw, 82px);
  align-items: center;
  color: var(--white);
  background: var(--navy);
}

.choose-copy p {
  color: rgba(255, 255, 255, 0.76);
}

.choose-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}

.choose-gallery > img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.24);
}

.choose-gallery > img:nth-child(2) {
  height: 260px;
}

.choose-metrics {
  grid-column: span 2;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.choose-metrics div {
  min-height: 160px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 24px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 8px;
}

.choose-metrics strong {
  color: var(--lime);
  font-family: "Inter", sans-serif;
  font-size: clamp(38px, 5vw, 62px);
  line-height: 1;
}

.choose-metrics span {
  margin-top: 16px;
  color: rgba(255, 255, 255, 0.76);
  font-weight: 800;
}

.projects {
  background: var(--paper);
}

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

.project-card {
  min-height: 430px;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 14px 36px rgba(13, 37, 47, 0.08);
  transition: background 180ms ease, border-color 180ms ease, box-shadow 180ms ease, color 180ms ease, transform 180ms ease;
}

.project-card > img {
  width: 100%;
  height: 245px;
  object-fit: cover;
  transition: filter 180ms ease, transform 240ms ease;
}

.project-card > div {
  padding: 26px;
}

.process-step:hover,
.process-step:focus-within,
.project-card:hover,
.project-card:focus-within {
  color: var(--white);
  background: var(--navy);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 24px 58px rgba(13, 37, 47, 0.2);
  transform: translateY(-6px);
}

.process-step:hover p,
.process-step:focus-within p,
.project-card:hover p,
.project-card:focus-within p {
  color: rgba(255, 255, 255, 0.76);
}

.process-step:hover::after,
.process-step:focus-within::after {
  background: rgba(184, 223, 55, 0.12);
}

.process-step:hover strong,
.process-step:focus-within strong,
.project-card:hover span,
.project-card:focus-within span {
  color: var(--lime);
}

.project-card:hover > img,
.project-card:focus-within > img {
  filter: saturate(1.08) contrast(1.06);
  transform: scale(1.025);
}

.contact {
  padding: clamp(70px, 9vw, 120px) clamp(20px, 6vw, 86px);
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(3, 124, 120, 0.96), rgba(3, 124, 120, 0.88)),
    url("assets/pite/assets-images-project-03.webp") center/cover;
  scroll-margin-top: 128px;
}

.contact-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.7fr);
  gap: 36px;
  align-items: center;
}

.contact h2 {
  margin-bottom: 0;
}

.contact-panel {
  justify-content: flex-end;
}

.contact-panel a,
.contact-panel span {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  color: var(--white);
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  font-weight: 900;
}

.contact-map {
  position: relative;
  width: min(100%, 320px);
  min-height: 112px;
  padding: 18px;
  overflow: hidden;
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.06)),
    repeating-linear-gradient(90deg, transparent 0 34px, rgba(255, 255, 255, 0.11) 34px 35px),
    repeating-linear-gradient(0deg, transparent 0 28px, rgba(255, 255, 255, 0.09) 28px 29px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
}

.contact-map span,
.contact-map strong {
  position: relative;
  z-index: 1;
  display: block;
  min-height: auto;
  padding: 0;
  background: transparent;
  border: 0;
}

.contact-map span {
  margin-bottom: 8px;
  color: rgba(255, 255, 255, 0.72);
  font-family: "Inter", sans-serif;
  font-size: 13px;
  font-weight: 800;
}

.contact-map strong {
  font-size: 22px;
  line-height: 1;
}

.contact-map i {
  position: absolute;
  right: 42px;
  bottom: 28px;
  width: 18px;
  height: 18px;
  background: var(--lime);
  border: 4px solid rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  box-shadow: 0 0 0 16px rgba(184, 223, 55, 0.18), 0 0 0 32px rgba(184, 223, 55, 0.08);
}

.group-links {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.72fr);
  gap: clamp(24px, 5vw, 68px);
  align-items: stretch;
  padding: clamp(54px, 7vw, 86px) clamp(20px, 6vw, 86px);
  overflow: hidden;
  background:
    radial-gradient(circle at 18% 0%, rgba(184, 223, 55, 0.16), transparent 24%),
    linear-gradient(135deg, #ffffff 0%, #f3f8f6 100%);
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 128px;
}

.group-links::after {
  position: absolute;
  right: clamp(20px, 6vw, 86px);
  bottom: -72px;
  width: 260px;
  height: 260px;
  content: "";
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(3, 124, 120, 0.08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(3, 124, 120, 0.08) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(circle, #000 45%, transparent 72%);
}

.group-links h2 {
  margin-bottom: 14px;
  font-size: clamp(28px, 3.5vw, 46px);
}

.group-links-copy > p:last-child {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.75;
}

.group-featured-links {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.group-featured-links a {
  min-height: 148px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 20px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(223, 231, 235, 0.92);
  border-radius: 8px;
  box-shadow: 0 18px 42px rgba(13, 37, 47, 0.08);
  transition: background 180ms ease, border-color 180ms ease, box-shadow 180ms ease, color 180ms ease, transform 180ms ease;
}

.group-featured-links a:hover,
.group-featured-links a:focus-visible {
  color: var(--white);
  background: var(--navy);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 24px 58px rgba(13, 37, 47, 0.2);
  transform: translateY(-6px);
}

.group-featured-links span {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: var(--ink);
  background: var(--lime);
  border-radius: 8px;
  font-family: "Inter", sans-serif;
  font-weight: 900;
}

.group-featured-links strong,
.group-featured-links small {
  display: block;
}

.group-featured-links strong {
  margin-top: 22px;
  font-size: 18px;
}

.group-featured-links small {
  margin-top: 6px;
  color: var(--muted);
  font-family: "Inter", sans-serif;
  font-weight: 800;
}

.group-featured-links a:hover small,
.group-featured-links a:focus-visible small {
  color: rgba(255, 255, 255, 0.7);
}

.group-link-form {
  position: relative;
  z-index: 1;
  align-self: stretch;
  min-height: 100%;
  margin-top: 0;
  padding: 22px;
  background: rgba(19, 47, 70, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}

.group-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.group-panel-head span {
  color: rgba(255, 255, 255, 0.72);
  font-family: "Inter", sans-serif;
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.group-panel-head strong {
  color: var(--lime);
  font-family: "Inter", sans-serif;
  font-size: 54px;
  line-height: 1;
}

.group-link-form label {
  display: block;
  margin-top: 56px;
  margin-bottom: 12px;
  color: var(--white);
  font-weight: 900;
}

.group-link-control {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.group-link-control select,
.group-link-control button {
  min-height: 52px;
  border-radius: 8px;
  font: inherit;
  font-weight: 800;
}

.group-link-control select {
  width: 100%;
  padding: 0 14px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.42);
}

.group-link-control button {
  padding: 0 22px;
  color: var(--ink);
  cursor: pointer;
  background: var(--lime);
  border: 0;
}

.group-link-control button:hover,
.group-link-control button:focus-visible {
  background: #c7ee3e;
}

.site-footer {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr) auto;
  align-items: center;
  gap: 20px;
  padding: 28px clamp(20px, 6vw, 86px);
  color: var(--muted);
  background: var(--white);
}

.site-footer img {
  width: 140px;
}

.site-footer p {
  margin: 0;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.site-footer a {
  font-weight: 900;
}

@media (max-width: 1120px) {
  .hero-showcase {
    display: none;
  }
}

@media (max-width: 980px) {
  .site-header {
    position: fixed;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 16px;
    left: 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px;
    color: var(--ink);
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
    max-height: calc(100vh - 140px);
    overflow-y: auto;
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 15px 12px;
  }

  .menu-button {
    display: block;
  }

  .split-heading,
  .meaning-grid,
  .process-line,
  .project-grid,
  .about-band,
  .choose,
  .contact-inner,
  .group-links {
    grid-template-columns: 1fr;
  }

  .about-visual {
    min-height: 480px;
  }

  .about-photo {
    height: 440px;
  }

  .contact-panel {
    justify-content: flex-start;
  }

  .group-featured-links {
    grid-template-columns: 1fr;
  }

  .group-link-form {
    margin-top: 0;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 14px 16px;
  }

  .brand {
    width: 190px;
    padding: 11px 15px;
  }

  h1 {
    font-size: 39px;
  }

  .hero {
    min-height: 88vh;
    padding: 92px 20px 96px;
  }

  .section,
  .contact,
  .group-links {
    scroll-margin-top: 96px;
  }

  .hero-shade {
    background: linear-gradient(90deg, rgba(4, 15, 24, 0.9), rgba(4, 15, 24, 0.52));
  }

  .hero-status {
    right: 20px;
    left: 20px;
    justify-content: space-between;
    bottom: 22px;
  }

  .button {
    width: 100%;
  }

  .about-visual {
    min-height: auto;
  }

  .about-photo {
    width: 100%;
    height: 360px;
  }

  .about-shape {
    display: none;
  }

  .floating-stat {
    position: static;
    width: 100%;
    margin-top: 14px;
  }

  .about-list,
  .choose-gallery,
  .choose-metrics {
    grid-template-columns: 1fr;
  }

  .choose-metrics {
    grid-column: auto;
  }

  .project-card {
    min-height: auto;
  }

  .contact-panel a,
  .contact-panel span,
  .contact-map {
    width: 100%;
  }

  .group-link-control {
    grid-template-columns: 1fr;
  }

  .group-link-control button {
    width: 100%;
  }

  .site-footer {
    grid-template-columns: 1fr;
    gap: 14px;
  }
}

@media (min-width: 1200px) {
  html[lang="ko"] .hero h1 {
    white-space: nowrap;
    font-size: 54px;
  }
}