:root {
  color-scheme: light;
  --ink: #0a0a0a;
  --paper: #f4f1eb;
  --paper-text: #111111;
  --muted-light: #a8a29e;
  --body-light: #d6d3d1;
  --muted-dark: #57534e;
  --line: #d8d2c8;
  --red: #c7352b;
  --blue: #166aaa;
  --green: #2e7d32;
  --page-gutter: clamp(24px, 4.444vw, 64px);
  font-family: "Noto Sans KR", "Apple SD Gothic Neo", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

* {
  box-sizing: border-box;
}

html {
  scroll-padding-top: 24px;
}

body {
  margin: 0;
  background: var(--ink);
  color: #f4f1eb;
}

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

button {
  color: inherit;
  font: inherit;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 5px;
}

.site-header {
  position: relative;
  z-index: 2;
  display: flex;
  min-height: 88px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 20px var(--page-gutter);
  background: var(--ink);
}

.brand {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 14px;
  color: #f4f1eb;
}

.brand img {
  display: block;
  width: 44px;
  height: 44px;
  object-fit: contain;
}

.brand-name {
  font-size: 16px;
  font-weight: 500;
  line-height: 22px;
  white-space: nowrap;
}

.site-nav {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 32px;
  color: #f4f1eb;
  font-size: 14px;
  font-weight: 500;
  line-height: 19px;
}

.site-nav a,
.hero-links a {
  transition: color 160ms ease;
}

.site-nav a:hover,
.hero-links a:hover {
  color: #ffffff;
}

.site-nav a:last-child,
.hero-secondary-link {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.hero {
  position: relative;
  display: flex;
  min-height: 700px;
  align-items: center;
  overflow: hidden;
  padding: 72px var(--page-gutter);
  background: var(--ink);
}

.hero-visual {
  position: absolute;
  top: 30px;
  left: 33.333333%;
  width: 50%;
  max-width: 720px;
  aspect-ratio: 9 / 8;
  pointer-events: none;
}

.hero-visual img {
  position: absolute;
  top: 0;
  left: 5.555556%;
  display: block;
  width: 88.888889%;
  height: auto;
  aspect-ratio: 1;
  object-fit: contain;
  opacity: 0.9;
}

.hero-visual::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgb(10 10 10 / 45%) 0%,
    rgb(10 10 10 / 45%) 30%,
    var(--ink) 100%
  );
  content: "";
}

.hero-copy {
  position: relative;
  z-index: 1;
  display: flex;
  width: min(100%, 760px);
  flex-direction: column;
  align-items: flex-start;
  gap: 22px;
}

.eyebrow {
  margin: 0;
  font-size: 13px;
  font-weight: 500;
  line-height: 18px;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted-light);
}

.accent-line {
  display: inline-block;
  width: 32px;
  height: 4px;
  flex: 0 0 auto;
  background: var(--red);
}

.hero h1 {
  width: 100%;
  margin: 0;
  color: #f4f1eb;
  font-size: clamp(60px, 6.39vw, 92px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.98;
}

.hero-description {
  width: min(100%, 720px);
  margin: 0;
  color: var(--body-light);
  font-size: 22px;
  font-weight: 400;
  line-height: 32px;
}

.hero-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 28px;
  font-size: 15px;
  font-weight: 500;
  line-height: 20px;
}

.hero-primary-link {
  color: #f4f1eb;
}

.hero-secondary-link {
  color: var(--muted-light);
}

.products {
  padding: 112px var(--page-gutter) 120px;
  background: var(--paper);
  color: var(--paper-text);
}

.products-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
}

.section-eyebrow {
  color: var(--red);
}

.products-heading h2 {
  margin: 10px 0 0;
  color: var(--paper-text);
  font-size: 68px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.35;
}

.products-intro {
  width: 257px;
  margin: 0;
  color: var(--muted-dark);
  font-size: 20px;
  font-weight: 400;
  line-height: 28px;
}

.product-list {
  display: flex;
  flex-direction: column;
  margin-top: 56px;
  margin-bottom: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.product-row {
  display: flex;
  min-height: 166px;
  align-items: flex-start;
  gap: 40px;
  padding: 32px 0 34px;
  border-bottom: 1px solid var(--line);
  background: #ffffff;
  color: var(--paper-text);
  transition: background-color 160ms ease;
}

.product-row:hover {
  background: #faf9f6;
}

.product-translight {
  --product-accent: var(--blue);
}

.product-naverdic {
  --product-accent: var(--green);
}

.product-typewriter {
  --product-accent: var(--red);
}

.product-index {
  width: 48px;
  flex: 0 0 48px;
  padding-top: 2px;
  color: var(--product-accent);
  font-family: Inter, sans-serif;
  font-size: 15px;
  font-weight: 600;
  line-height: 18px;
}

.product-info {
  display: flex;
  min-width: 0;
  flex: 1 1 auto;
  flex-direction: column;
  gap: 10px;
}

.product-title-row {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 16px;
}

.product-name {
  display: block;
  min-width: 0;
  max-width: 100%;
  font-family: "Space Grotesk", "Noto Sans KR", sans-serif;
  font-size: 40px;
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.35;
}

.product-name::first-letter {
  color: var(--product-accent);
}

.product-arrow {
  display: inline-block;
  margin-left: 6px;
  color: var(--paper-text);
  transition: transform 160ms ease;
}

.product-row:hover .product-arrow {
  transform: translate(3px, -2px);
}

.product-category {
  flex: 0 0 auto;
  color: var(--product-accent);
  font-size: 13px;
  font-weight: 500;
  line-height: 18px;
}

.product-description {
  display: block;
  width: min(100%, 650px);
  color: var(--muted-dark);
  font-size: 17px;
  font-weight: 400;
  line-height: 26px;
}

.about {
  display: grid;
  min-height: 500px;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(48px, 6.944vw, 100px);
  padding: 104px var(--page-gutter);
  background: var(--ink);
  color: #f4f1eb;
}

.about-left,
.about-right {
  min-width: 0;
}

.about-left h2 {
  max-width: 560px;
  margin: 12px 0 0;
  color: #f4f1eb;
  font-size: 62px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.02;
}

.about-right {
  display: flex;
  flex-direction: column;
  gap: 26px;
}

.about-description {
  max-width: 580px;
  margin: 0;
  color: var(--body-light);
  font-size: 22px;
  font-weight: 400;
  line-height: 1.5;
}

.about-quote {
  max-width: 580px;
  margin: 0;
  color: #f4f1eb;
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 38px;
}

.site-footer {
  display: flex;
  min-height: 112px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 34px var(--page-gutter);
  background: var(--ink);
  color: var(--muted-light);
}

.copyright {
  margin: 0;
  font-size: 13px;
  font-weight: 500;
  line-height: 18px;
}

.language-switch {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 13px;
  font-weight: 500;
  line-height: 18px;
}

.language-switch button {
  padding: 3px 1px;
  border: 0;
  background: transparent;
  color: var(--muted-light);
  cursor: pointer;
}

.language-switch button:hover,
.language-switch button.is-active {
  color: #f4f1eb;
}

.language-switch button:not(.is-active) {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.language-divider {
  color: #78716c;
}

@media (max-width: 1000px) {
  .site-nav {
    gap: 22px;
  }

  .hero-visual {
    left: 34%;
    width: 62%;
  }

  .hero h1 {
    font-size: clamp(60px, 7.2vw, 76px);
  }

  .product-row {
    gap: 24px;
  }

  .product-title-row {
    flex-wrap: wrap;
    row-gap: 2px;
  }

  .product-name {
    font-size: 40px;
  }

  .about-left h2 {
    font-size: 52px;
  }

  .about-description {
    font-size: 19px;
  }
}

@media (max-width: 760px) {
  :root {
    --page-gutter: 24px;
  }

  .site-header {
    min-height: 76px;
    gap: 16px;
    padding-top: 16px;
    padding-bottom: 16px;
  }

  .brand {
    gap: 10px;
  }

  .brand img {
    width: 40px;
    height: 40px;
  }

  .brand-name {
    font-size: 14px;
  }

  .site-nav {
    gap: 16px;
    font-size: 13px;
  }

  .hero {
    min-height: 620px;
    padding-top: 72px;
    padding-bottom: 72px;
  }

  .hero-visual {
    top: 80px;
    right: -12%;
    left: auto;
    width: min(88vw, 560px);
    max-width: none;
    opacity: 0.62;
  }

  .hero-copy {
    gap: 20px;
  }

  .hero h1 {
    font-size: clamp(52px, 10.5vw, 72px);
  }

  .hero-description {
    max-width: 540px;
    font-size: 18px;
    line-height: 1.55;
  }

  .products {
    padding-top: 76px;
    padding-bottom: 80px;
  }

  .products-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }

  .products-heading h2 {
    margin-top: 8px;
    font-size: 52px;
    line-height: 1.15;
  }

  .products-intro {
    width: auto;
    font-size: 17px;
    line-height: 1.5;
  }

  .product-list {
    margin-top: 36px;
  }

  .product-row {
    min-height: 0;
    gap: 16px;
    padding: 24px 16px 26px;
  }

  .product-index {
    width: 32px;
    flex-basis: 32px;
    font-size: 13px;
  }

  .product-info {
    gap: 10px;
  }

  .product-title-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 2px;
  }

  .product-name {
    font-size: clamp(27px, 7.2vw, 36px);
    line-height: 1.2;
  }

  .product-category {
    font-size: 12px;
  }

  .product-description {
    font-size: 15px;
    line-height: 1.65;
  }

  .about {
    min-height: 0;
    grid-template-columns: minmax(0, 1fr);
    gap: 36px;
    padding-top: 80px;
    padding-bottom: 84px;
  }

  .about-left h2 {
    max-width: 100%;
    font-size: clamp(40px, 10vw, 52px);
  }

  .about-description {
    font-size: 18px;
    line-height: 1.65;
  }

  .about-quote {
    font-size: 25px;
    line-height: 1.3;
  }

  .site-footer {
    min-height: 96px;
    padding-top: 24px;
    padding-bottom: 24px;
  }
}

@media (max-width: 480px) {
  :root {
    --page-gutter: 20px;
  }

  .site-header {
    min-height: 68px;
    gap: 12px;
    padding-top: 14px;
    padding-bottom: 14px;
  }

  .brand img {
    width: 36px;
    height: 36px;
  }

  .brand-name {
    display: none;
  }

  .site-nav {
    gap: 12px;
    font-size: 12px;
  }

  .hero {
    min-height: 590px;
    padding-top: 72px;
    padding-bottom: 64px;
  }

  .hero-visual {
    top: 68px;
    right: -22%;
    width: min(105vw, 500px);
    opacity: 0.55;
  }

  .hero h1 {
    font-size: clamp(46px, 12.2vw, 58px);
  }

  .hero-description {
    font-size: 16px;
  }

  .hero-links {
    gap: 20px;
    font-size: 14px;
  }

  .products-heading h2 {
    font-size: 46px;
  }

  .product-row {
    gap: 12px;
    padding-right: 12px;
    padding-left: 12px;
  }

  .product-index {
    width: 26px;
    flex-basis: 26px;
  }

  .product-name {
    font-size: clamp(26px, 7.4vw, 32px);
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}