:root {
  --ink: #222;
  --white: #fff;
  --muted: #acacac;
  --line: #cdcdcd;
  --max: 1520px
}

* {
  box-sizing: border-box
}

html {
  scroll-behavior: smooth
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Noto Sans KR", Arial, sans-serif
}

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

button {
  font: inherit
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  width: 100%;
  height: 90px;
  padding: 18px max(5.2vw, 30px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #fff;
  transition: .3s
}

.site-header.scrolled,
.site-header.menu-open {
  background: rgba(255, 255, 255, .96);
  color: var(--ink);
}

.brand {
  display: flex;
  align-items: center;
  gap: 2px;
  font-size: 18px
}

.brand img {
  width: 80px;
  height: 54px;
  object-fit: contain
}

.site-header.scrolled .brand img,
.site-header.menu-open .brand img {
 content: url(/static/img/logo_b.png);
}

.main-nav {
  display: flex;
  align-items: center;
  font-size: 18px
}

.main-nav a {
  padding: 10px 0;
  min-width: 140px;
  text-align: center;
  transition: opacity .2s;
  -webkit-transition: opacity .2s;
  -moz-transition: opacity .2s;
  -ms-transition: opacity .2s;
  -o-transition: opacity .2s;
}

.main-nav a:hover {
  opacity: .55
}

.request-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-left: 50px !important;
}

.request-link img {
  width: 30px;
  height: 30px
}

.site-header.scrolled .request-link img,
.site-header.menu-open .request-link img {
  filter: invert(1)
}

.menu-toggle {
  display: none;
  background: none;
  border: 0;
  padding: 8px
}

.menu-toggle span {
  display: block;
  width: 26px;
  height: 1px;
  background: currentColor;
  margin: 7px
}

.image-section {
  position: relative;
  background-size: cover;
  background-position: center;
  color: #fff
}

.image-section>.overlay {
  position: absolute;
  inset: 0;
  background: #0006
}

.hero {
  height: 976px;
  background-image: url('/static/img/hero.jpg');
  display: grid;
  place-items: center;
  text-align: center;
  width: 100%;
}

.hero.video-section {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
     background-image: none;
}

.hero .video {
    width: 100%;
    height: 100%;
}

.hero .video video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.hero-content {
  width: 100%;
  position: relative;
  padding-top: 30px;
  padding: 30px 20px 0;
}

.hero h1,
.section-heading h2,
.compliance-hero h2,
.origin h2,
.manufacturing>h2 {
  font: 600 70px/1.14 "Playfair Display", serif;
  margin: 0
}

.hero h1 {
  font-size: 60px;
  font-weight: 500;
  line-height: 1.17
}

.hero p,
.section-heading p,
.compliance-hero p {
  font-size: 26px;
  line-height: 1.38
}

.certificates {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
  margin-top: 28px
}

.certificates span {
  background: #fff;
  color: var(--ink);
  border-radius: 99px;
  padding: 10px 20px;
  font-weight: 600;
  font-size: 18px
}

.section-pad {
  padding-left: max(calc((100vw - var(--max))/2), 5vw);
  padding-right: max(calc((100vw - var(--max))/2), 5vw)
}

.credentials {
  padding-top: 180px;
  padding-bottom: 180px;
  display: flex;
  flex-direction: column;
  gap: 130px
}

.split-row {
  display: grid;
  grid-template-columns: 553px 1fr;
  gap: 50px;
  align-items: start
}

.split-row.reverse {
  grid-template-columns: 1fr 553px
}

.split-row img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  border-radius: 20px
}

.split-row h2 {
  font: 600 70px/1.14 "Playfair Display", serif;
  margin: 0 0 50px
}

.split-row p {
  font-size: 24px;
  line-height: 1.5;
  margin: 0
}

.compliance-hero {
  height: 600px;
  background-image: url('/static/img/compliance.png');
  display: grid;
  place-items: center;
  text-align: center
}

.compliance-hero>div:last-child {
  position: relative
}

.proof {
  padding-top: 100px;
  padding-bottom: 100px
}

.proof article {
  display: flex;
  grid-template-columns: 670px 1fr;
  gap: 0 100px;
  padding: 0 0 50px;
  border-bottom: 1px solid var(--line);
  position: relative;
}

.proof article+article {
  padding-top: 45px
}

.number {
  grid-column: 1;
  color: var(--line);
  font: 600 100px/1 "Playfair Display", serif;
  position: absolute;
}

.proof h2 {
  font: 600 50px/1.2 "Playfair Display", serif;
  margin: 0;
  padding-top: 100px;
  min-width: 670px;
}

.proof-copy {
  grid-column: 2;
  grid-row: 1/span 2;
  padding-top: 100px
}

.proof-copy h3 {
  font-size: 26px;
  line-height: 1.38;
  margin: 0 0 18px
}

.proof-copy p {
  font-size: 23px;
  line-height: 1.45;
  margin: 0
}

.material {
  background: var(--ink);
  color: #fff;
  padding-top: 100px;
  padding-bottom: 100px
}

.section-heading {
  text-align: center
}

.section-heading h2 {
  font-size: 70px
}

.section-heading p {
  font-size: 20px;
  margin: 28px 0 50px
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px
}

.feature-grid article {
  min-height: 350px;
  background: #5558;
  border: 1px solid #777;
  border-radius: 20px;
  padding: 50px 60px 50px 30px;
  display: flex;
  gap: 10px;
  box-shadow: 0 0 20px #0004
}

.feature-icon {
  width: 150px;
  height: 153px;
  object-fit: contain;
  flex: 0 0 auto
}

.clipboard,
.hide-icon {
  font: 300 24px/1.4 serif;
  text-align: center;
  padding-top: 26px;
  color: #ddd
}

.hide-icon {
  font-size: 70px
}

.feature-grid h3 {
  font: 600 26px/2.3 "Playfair Display", serif;
  margin: 0;
  border-bottom: 1px solid var(--muted);
  letter-spacing: -0.55px;

}

.feature-grid p {
  font-size: 18px;
  line-height: 1.5;
  color: #fff;
  font-size: 20px;
  font-style: normal;
  font-weight: 400;
  line-height: 30px;
  /* 150% */
}

.text-link {
  display: block;
  text-align: right;
  font-size: 14px;

}

.text-link span {
  display: inline-block;
  width: 30px;
  height: 30px;
  aspect-ratio: 1/1;
  padding: 5px;
  background-color: rgba(255, 255, 255, 0.15);
  border-radius: 50px;
  -webkit-border-radius: 50px;
  -moz-border-radius: 50px;
  -ms-border-radius: 50px;
  -o-border-radius: 50px;
  margin-left: 10px;
}

.text-link span:hover {
  background-color: #000;
}

.origin {
  min-height: 990px;
  background-image: url('/static/img/origin.jpg');
  background-position: center;
  padding-top: 180px;
  padding-bottom: 150px
}

.origin>.overlay {
  background: linear-gradient(90deg, #222 25%, #222a 58%, transparent)
}

.origin-copy {
  position: relative;
  width: 70%
}

.origin h2 {
  margin-bottom: 60px
}

.origin p,
.origin strong {
  font-size: 20px;
  line-height: 1.5
}

.origin p {
  margin: 0 0 22px;
  width: 80%;
}

.manufacturing {
  background: #eaeaea;
  padding-top: 100px;
  padding-bottom: 100px
}

.manufacturing>h2 {
  text-align: center;
  margin-bottom: 50px
}

.timeline {
  max-width: 1420px;
  margin: auto;
  border-left: 1px solid var(--line)
}

.timeline article {
  position: relative;
  padding: 45px 30px;
  border-bottom: 1px solid var(--line)
}

.timeline article:last-child {
  border-bottom: none;
}

.timeline article:before {
  content: "";
  position: absolute;
  left: -6px;
  top: 86px;
  width: 10px;
  height: 10px;
  background: #CDCDCD;
  border-radius: 50%
}

.timeline h3 {
  font: 600 50px/1.2 "Playfair Display", serif;
  margin: 0 0 20px
}

.timeline p {
  font-size: 24px;
  line-height: 1.5;
  margin: 0
}

.request {
  min-height: 932px;
  background-image: url('/static/img/request.jpg');
  padding-top: 150px;
  padding-bottom: 150px
}

.request>.overlay {
  background: #0009
}

.request>*:not(.overlay) {
  position: relative
}

.request .section-heading p {
  font-size: 24px
}

.request-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px
}

.request-cards article {
  padding: 40px 30px;
  background: #ffffff26;
  backdrop-filter: blur(20px);
  border-radius: 20px;
  box-shadow: 0 0 20px #0004
}

.request-cards h3 {
  font: 600 30px/1.3 "Playfair Display", serif;
  margin: 0 0 20px
}

.request-cards p {
  font-size: 19px;
  line-height: 1.5
}

.actions {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 50px
}

.actions a {
  width: 400px;
  height: 60px;
  border: 1px solid #fff;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 19px;
  transition: .2s
}

.actions a:hover {
  background: #fff;
  color: var(--ink)
}

.actions a:hover span img {
  filter: invert(1);
  -webkit-filter: invert(1);
}

.site-footer {
  background: var(--ink);
  color: #fff;
  padding: 40px max(5.2vw, 30px) 80px
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center
}

.footer-top img {
  width: 60px;
  height: 41px
}

.footer-top div {
  display: flex;
  gap: 30px
}

.address {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin: 25px 0
}

.address strong {
  font-size: 20px;
  color: #fff;
  font-style: normal;
  font-weight: 600;
  line-height: 1.4;
  /* 28px */
}

.address span {
  color: #ACACAC;
  font-size: 16px;
  font-style: normal;
  font-weight: 400;
  line-height: 1.4;
  /* 22.4px */
}

.business {
  text-align: left;
  font-size: 14px;
  color: #CDCDCD;
  font-style: normal;
  font-weight: 400;
  line-height: 1.57143;
  /* 157.143% */
}

.business a,
.business strong {
  font-weight: 600;
  color: #fff;
  padding-right: 20px;
}

.legal {
  border-top: 1px solid #cdcdcd80;
  margin-top: 30px;
  padding-top: 20px;
  color: #777;
  display: flex;
  justify-content: space-between;
  font-size: 14px
}

.legal button {
  border: 0;
  background: none;
  color: inherit;
  font-weight: 600;
  padding: 0;
  margin-right: 20px;
  cursor: pointer
}

.back-to-top {
  position: fixed;
  right: 30px;
  bottom: 30px;
  width: 70px;
  height: 70px;
  border: 1px solid #000;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 4px 10px #0003;
  display: grid;
  place-items: center;
  cursor: pointer;
  z-index: 10;
  opacity: 0;
  pointer-events: none;
  transition: .25s
}

.back-to-top.show {
  opacity: 1;
  pointer-events: auto
}

.back-to-top img {
  width: 24px
}

.policy-modal {
  width: min(766px, 90vw);
  border: 0;
  padding: 50px 30px;
  border-radius: 10px
}

.policy-modal::backdrop {
  background: #0008
}

.modal-close {
  position: absolute;
  top: 15px;
  right: 20px;
  border: 0;
  background: none;
  font-size: 28px;
  cursor: pointer
}

@media(max-width:1199px) {
  :root {
    --max: calc(100vw - 80px)
  }

  .main-nav {
    gap: 18px;
    font-size: 15px
  }

  .hero {
    height: 780px
  }

  .hero h1 {
    font-size: 46px
  }

  .hero-content {
    padding: 0 2rem;
  }

  .hero p {
    font-size: 21px
  }

  .brand span {
    display: none;
  }

  .credentials {
    padding-top: 100px;
    padding-bottom: 100px;
    gap: 80px
  }

  .split-row,
  .split-row.reverse {
    grid-template-columns: 42% 1fr
  }

  .split-row img {
    height: 400px
  }

  .split-row h2,
  .section-heading h2,
  .compliance-hero h2,
  .origin h2,
  .manufacturing>h2 {
    font-size: 48px
  }

  .split-row p {
    font-size: 19px
  }

  .proof article {
    grid-template-columns: 42% 1fr;
    gap: 40px
  }

  .proof h2,
  .timeline h3 {
    font-size: 38px
  }

  .proof h2 {

    min-width: 50%;
  }

  .proof-copy {
    padding-top: 75px
  }

  .feature-grid article {
    padding: 35px 25px;
    min-height: 330px
  }

  .feature-icon {
    width: 90px;
    height: 100px
  }

  .feature-grid h3 {
    font-size: 21px;
    line-height: 1.6
  }

  .origin-copy {
    width: 85%
  }

  .timeline p {
    font-size: 20px
  }

  .main-nav a {
    min-width: 100px;
}
}

@media(max-width:767px) {
  :root {
    --max: calc(100vw - 40px)
  }

  .site-header {
    height: 70px;
    padding: 10px 20px
  }

  .brand img {
    width: 56px
  }

  .brand span {
    font-size: 12px
  }

  .menu-toggle {
    display: block;
    z-index: 2
  }

  .main-nav {
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #fff;
    color: var(--ink);
    padding: 10px 20px 25px
  }

  .menu-open .main-nav {
    display: flex
  }

  .main-nav a {
    text-align: center;
    padding: 13px
  }

  .request-link {
    justify-content: center
  }

  .request-link img {
    filter: invert(1)
  }

  .hero {
    height: 680px;
    padding: 0 20px
  }
  .hero.video-section {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
     background-image: none;
     padding: 0;
}

  .hero h1 {
        font-size: 28px;
        word-break: break-all;

  }

  .hero h1 br,
  .hero p br,
  .section-heading br,
  .compliance-hero br {
    display: none
  }

  .hero p {
    font-size: 17px
  }

  .certificates span {
        font-size: 14px;
        min-height: 52px;
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: center;

  }

  .credentials {
    padding-top: 70px;
    padding-bottom: 70px;
    gap: 70px
  }

  .split-row,
  .split-row.reverse {
    display: flex;
    flex-direction: column;
    gap: 28px
  }

  .split-row.reverse div {
    order: 1
  }

  .split-row.reverse img {
    order:0;
  }

  .split-row img {
    height: 300px
  }

  .split-row h2,
  .section-heading h2,
  .compliance-hero h2,
  .origin h2,
  .manufacturing>h2 {
    font-size: 28px;
  }

  .split-row h2 {
    margin-bottom: 20px
  }

  .split-row p {
    font-size: 16px
  }

  .compliance-hero {
    height: 470px;
    padding: 20px
  }

  .compliance-hero p {
    font-size: 17px
  }

  .proof {
    padding-top: 60px;
    padding-bottom: 60px
  }

  .proof article {
    display: block;
    padding-bottom: 35px
  }

  .proof article+article {
    padding-top: 35px
  }

  .number {
    font-size: 60px
  }

  .proof h2 {
    font-size: 28px
  }

  .proof-copy {
    padding-top: 24px
  }

  .proof-copy h3 {
    font-size: 18px

  }
    .proof-copy h3 br{
display: none;
    }

  .proof-copy p {
    font-size: 16px
  }

  .material {
    padding-top: 70px;
    padding-bottom: 70px
  }

  .section-heading p {
    font-size: 16px
  }

  .feature-grid {
    grid-template-columns: 1fr
  }

  .feature-grid article {
    min-height: 0;
    padding: 28px 20px;
    display: block
  }

  .feature-icon {
    width: 100%;
    height: 72px;
    float: left;
    margin-right: 0;
    display: block;

  }

  .feature-grid h3 {
    font-size: 20px
  }

  .feature-grid p {
    font-size: 15px
  }

  .origin {
    min-height: 820px;
    padding-top: 90px;
    padding-bottom: 80px
  }

  .origin>.overlay {
    background: #222c
  }

  .origin-copy {
    width: 100%
  }

  .origin h2 {
    margin-bottom: 30px
  }

  .origin p,
  .origin strong {
    font-size: 15px;
    width: 100%;
  }

  .manufacturing {
    padding-top: 70px;
    padding-bottom: 70px
  }

  .manufacturing>h2 {
    text-align: left
  }

  .timeline h3 {
    font-size: 30px
  }

  .timeline p {
    font-size: 16px
  }

  .request {
    padding-top: 90px;
    padding-bottom: 90px
  }

  .request .section-heading p {
    font-size: 16px
  }

  .request-cards {
    grid-template-columns: 1fr
  }

  .request-cards article {
    padding: 25px
  }

  .request-cards h3 {
    font-size: 25px
  }

  .actions {
    flex-direction: column
  }

  .actions a {
    width: 100%
  }

  .site-footer {
    padding: 35px 20px 60px
  }

  .address strong {
    font-size: 16px
  }

  .address span,
  .business {
    font-size: 12px
  }

  .business {
    text-align: left
  }

  .legal {
    flex-direction: column;
    gap: 20px
  }

  .back-to-top {
    width: 52px;
    height: 52px;
    right: 18px;
    bottom: 18px
  }
}

/* Figma header interaction states */
.site-header,
.site-header .brand img,
.site-header .main-nav a,
.request-icon img {
  transition: background-color .2s ease, color .2s ease, opacity .2s ease, filter .2s ease
}

.request-icon {
  position: relative;
  display: block;
  width: 30px;
  height: 30px;
  flex: 0 0 30px
}

.request-icon img {
  position: absolute;
  inset: 0;
  width: 30px;
  height: 30px
}

.request-icon-hover,
.request-icon-light {
  opacity: 0
}

@media (hover:hover) {

  /* 1. Header background hover — only when no navigation item is hovered */
  .site-header:not(.scrolled):hover:not(:has(.main-nav a:hover)) {
    background: #fff;
    color: var(--ink);
    box-shadow: 0 2px 12px #0000000d
  }

  .site-header:not(.scrolled):hover:not(:has(.main-nav a:hover)) .brand img,
  .site-header:not(.scrolled):hover:not(:has(.main-nav a:hover)) .request-icon-light {
    filter: none
  }

  .site-header:not(.scrolled):hover:not(:has(.main-nav a:hover)) .request-icon-default {
    opacity: 0
  }

  .site-header:not(.scrolled):hover:not(:has(.main-nav a:hover)) .request-icon-hover {
    opacity: 0
  }

  .site-header:not(.scrolled):hover:not(:has(.main-nav a:hover)) .request-icon-light {
    opacity: 1
  }

  /* 2. Material / Compliance / Origin / Manufacturing hover */
  .site-header:not(.scrolled):has(.main-nav>a:not(.request-link):hover) {
    background: transparent;
    color: #fff;
    box-shadow: none
  }

  .site-header:not(.scrolled):has(.main-nav>a:not(.request-link):hover) .brand img,
  .site-header:not(.scrolled):has(.main-nav>a:not(.request-link):hover) .request-icon img {
    filter: none
  }

  .site-header .main-nav>a:not(.request-link):hover {
    opacity: .35
  }

  /* 3. Request samples hover — swap the circular default icon for the plain arrow */
  .site-header:not(.scrolled):has(.request-link:hover) {
    background: transparent;
    color: #fff;
    box-shadow: none
  }

  .site-header:not(.scrolled):has(.request-link:hover) .brand img {
    filter: none
  }

  .site-header .main-nav .request-link:hover {
    opacity: 1;
    background: transparent;
    color: inherit
  }

  .request-link:hover .request-icon-default {
    opacity: 0
  }

  .request-link:hover .request-icon-hover {
    opacity: 1
  }

  /* Same item treatments after scroll, while the required white header remains */
  .site-header.scrolled .main-nav>a:not(.request-link):hover {
    opacity: .55
  }

  .site-header.scrolled .request-icon-default,
  .site-header.scrolled .request-icon-hover {
    opacity: 0
  }

  .site-header.scrolled .request-link .request-icon-light {
    opacity: 1;
    filter: none
  }

  .site-header.scrolled .request-link:hover .request-icon-light {
    opacity: 0
  }

  .site-header.scrolled .request-link:hover .request-icon-hover {
    opacity: 1;
    filter: none
  }
}

.site-header.menu-open .request-icon-default,
.site-header.menu-open .request-icon-hover {
  opacity: 0
}

.site-header.menu-open .request-link .request-icon-light {
  opacity: 1;
  filter: none;
  -webkit-filter: none;
}

@media(max-width:767px) {

  .request-icon,
  .request-icon img {
    width: 30px;
    height: 30px
  }
}

html {
  scroll-padding-top: 90px
}

@media(max-width:767px) {
  html {
    scroll-padding-top: 70px
  }
}

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