.hero {
  padding-top: var(--header);
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-bottom: 1px solid var(--line-soft);
  overflow: hidden;
}
.hero-inner {
  padding-top: clamp(64px, 8vh, 104px);
  padding-bottom: clamp(64px, 8vh, 96px);
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(500px, 1.18fr);
  align-items: center;
  gap: clamp(44px, 6vw, 88px);
}
.hero-copy {
  max-width: 590px;
}
.hero-kicker {
  display: flex;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 20px;
}
.hero-title {
  font-family: Arial, "Helvetica Neue", sans-serif;
  font-size: clamp(96px, 11.8vw, 168px);
  font-weight: 700;
  line-height: 0.86;
  margin-left: -0.055em;
  margin-bottom: 28px;
}
.hero-tagline {
  font-size: clamp(34px, 3.6vw, 54px);
  font-weight: 680;
  line-height: 1.02;
  letter-spacing: -0.048em;
  max-width: none;
  margin: 0 0 22px;
}
.hero-desc {
  color: var(--muted);
  max-width: 52ch;
  font-size: 17px;
  margin-bottom: 0;
}
.hero-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 31px;
}
.hero-actions .btn {
  min-width: 140px;
}
.product-stage {
  position: relative;
  min-width: 0;
}
.product-frame {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 0;
  background: #101010;
  overflow: hidden;
}
.product-bar {
  height: 40px;
  display: flex;
  align-items: center;
  padding: 0 14px;
  border-bottom: 1px solid #252525;
  gap: 10px;
  background: #111;
}
.window-dots {
  display: flex;
  gap: 6px;
}
.window-dots i {
  width: 7px;
  height: 7px;
  border-radius: 0;
  background: #444;
}
.product-tabs {
  margin-left: auto;
  display: flex;
  gap: 18px;
  color: #777;
  font: 10px var(--mono);
}
.product-tabs b {
  color: var(--accent);
  font-weight: 600;
}
.product-ui {
  display: grid;
  grid-template-columns: 82px 1fr;
  min-height: 430px;
}
.product-sidebar {
  border-right: 1px solid #242424;
  padding: 18px 10px;
  background: #0f0f0f;
}
.product-sidebar span {
  display: block;
  padding: 10px 9px;
  margin-bottom: 4px;
  border-radius: 0;
  color: #777;
  font: 10px var(--mono);
}
.product-sidebar span.active {
  color: #f0f0ee;
  background: #191919;
}
.product-main {
  padding: 16px;
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 14px;
}
.ui-card {
  border: 1px solid #292929;
  border-radius: 0;
  background: #151515;
  min-height: 160px;
  padding: 14px;
}
.ui-label {
  color: #7f7f7d;
  font: 10px var(--mono);
}
.anchor-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 20px;
}
.anchor-grid i {
  aspect-ratio: 1;
  border: 1px solid #363636;
  border-radius: 0;
  position: relative;
}
.anchor-grid i::after {
  content: "";
  position: absolute;
  width: 5px;
  height: 5px;
  border-radius: 0;
  background: #858585;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.anchor-grid i:nth-child(5) {
  border-color: var(--accent);
}
.anchor-grid i:nth-child(5)::after {
  background: var(--accent);
}
.graph-card {
  grid-row: span 2;
  min-height: 330px;
}
.graph-grid {
  height: 238px;
  margin-top: 22px;
  position: relative;
  background-image:
    linear-gradient(#222 1px, transparent 1px),
    linear-gradient(90deg, #222 1px, transparent 1px);
  background-size: 25% 25%;
  overflow: hidden;
  border-radius: 0;
}
.graph-grid svg {
  position: absolute;
  inset: 8px;
  width: calc(100% - 16px);
  height: calc(100% - 16px);
}
.utility-mini {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-top: 18px;
}
.utility-mini span {
  border: 1px solid #303030;
  border-radius: 0;
  padding: 9px;
  color: #a7a7a4;
  font: 9px var(--mono);
}
.product-caption {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 12px;
  color: var(--muted-2);
  font-size: 11px;
}

.intro-strip {
  border-top: 1px solid var(--line-soft);
  background: #0d0d0d;
}
.intro-strip-inner {
  display: grid;
  grid-template-columns: 1.45fr repeat(3, 0.55fr);
  align-items: center;
}
.intro-copy {
  padding: 22px 28px 22px 0;
  color: #d9d9d6;
  font-size: 14px;
  max-width: 46ch;
}
.intro-stat {
  padding: 20px 22px;
  border-left: 1px solid var(--line-soft);
}
.intro-stat b {
  display: block;
  font-size: 20px;
  letter-spacing: -0.025em;
  margin-bottom: 2px;
}
.intro-stat span {
  color: var(--muted-2);
  font-size: 12px;
}

.section-head {
  display: grid;
  min-width: 0;
  grid-template-columns: 142px minmax(0, 1fr);
  column-gap: 38px;
  row-gap: 18px;
  align-items: start;
  margin-bottom: 54px;
}
.section-label {
  grid-column: 1;
  grid-row: 1;
  color: var(--muted-2);
  font-size: 13px;
  font-weight: 650;
  padding-top: 8px;
}
.section-head h2 {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  max-width: 980px;
}
.section-head .copy {
  grid-column: 2;
  grid-row: 2;
  margin: 0;
  max-width: 62ch;
}
.feature-layout {
  display: grid;
  min-width: 0;
  grid-template-columns: minmax(0, 1.22fr) minmax(330px, 0.78fr);
  gap: clamp(34px, 5vw, 74px);
  align-items: center;
}
.feature-layout.flip {
  grid-template-columns: minmax(330px, 0.78fr) minmax(0, 1.22fr);
}
.feature-layout.flip .media-block {
  order: 2;
}
.feature-layout.flip .feature-copy {
  order: 1;
}
.media-block {
  min-width: 0;
}
.media-frame {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 0;
  background: #0f0f0f;
  overflow: hidden;
}
.media-viewport {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #0c0c0c;
}
.media-viewport video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.media-control {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  min-width: 64px;
  height: 34px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 0;
  background: rgba(10, 10, 10, 0.86);
  color: #d8d8d5;
  padding: 0 10px;
  cursor: pointer;
  font-size: 11px;
  font-weight: 650;
  transition:
    background 0.24s var(--ease-out),
    border-color 0.24s var(--ease-out),
    color 0.24s var(--ease-out),
    transform 0.3s var(--ease-out);
}
.media-control:hover,
.media-control:focus-visible {
  background: #242424;
  border-color: #5a5a5a;
  color: #fff;
  transform: translateY(-4px);
  outline: 0;
}
.media-control:active {
  transform: translateY(0);
}
.media-caption {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 11px 2px 0;
  color: var(--muted-2);
  font-size: 11px;
}
.feature-copy {
  min-width: 0;
}
.feature-copy h3 {
  max-width: 17ch;
  margin-bottom: 18px;
}
.feature-copy > p:not(.kicker) {
  color: var(--muted);
  max-width: 48ch;
}
.feature-points {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}
.feature-points li {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-soft);
  color: #d2d2cf;
  font-size: 14px;
}
.feature-points b {
  font-size: 0;
  padding-top: 9px;
}
.feature-points b::after {
  content: "";
  display: block;
  width: 5px;
  height: 5px;
  border-radius: 0;
  background: var(--accent);
}

.motion-intro {
  margin-bottom: 42px;
}
.motion-intro .feature-copy h3 {
  max-width: none;
}

.library-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
  gap: clamp(34px, 5vw, 64px);
  align-items: start;
}
.library-list {
  border-top: 1px solid var(--line);
}
.library-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line-soft);
}
.library-row b {
  display: block;
  margin-bottom: 5px;
  font-size: 15px;
}
.library-row p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}
.library-row .tag {
  align-self: start;
  color: var(--muted-2);
  font-size: 11px;
  white-space: nowrap;
}

.utility-intro {
  margin-bottom: 48px;
}
.utility-list {
  border-top: 1px solid var(--line);
}
.utility-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  column-gap: 34px;
}
.utility-card {
  min-height: 148px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line-soft);
}
.utility-card b {
  display: block;
  margin-bottom: 7px;
  font-size: 16px;
}
.utility-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  max-width: 33ch;
}
.utility-card .category {
  display: block;
  color: var(--muted-2);
  font-size: 11px;
  margin-bottom: 14px;
}
.utility-more {
  margin-top: 18px;
  color: var(--muted-2);
  font-size: 12px;
}

.project-layout {
  display: grid;
  min-width: 0;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(44px, 6vw, 78px);
  align-items: start;
}
.project-copy h3 {
  font-size: clamp(32px, 3.5vw, 46px);
  max-width: 16ch;
  margin-bottom: 20px;
}
.project-copy p {
  color: var(--muted);
  max-width: 44ch;
}
.project-list {
  border-top: 1px solid var(--line);
}
.project-item {
  display: grid;
  grid-template-columns: minmax(140px, 0.45fr) 1fr;
  gap: 24px;
  padding: 21px 0;
  border-bottom: 1px solid var(--line-soft);
}
.project-item b {
  font-size: 15px;
}
.project-item p {
  color: var(--muted);
  font-size: 13px;
  margin: 0;
  max-width: 48ch;
}

.release-panel {
  display: grid;
  grid-template-columns: minmax(250px, 0.56fr) minmax(0, 1.44fr);
  border: 1px solid var(--line);
  border-radius: 0;
  overflow: hidden;
  background: #101010;
}
.release-side {
  padding: 32px 30px;
  border-right: 1px solid var(--line);
}
.release-version {
  font: 700 clamp(52px, 5.7vw, 78px) / 0.92 var(--mono);
  color: var(--accent);
  letter-spacing: -0.065em;
  margin: 8px 0 24px;
}
.release-links {
  display: flex;
  gap: 9px;
  flex-wrap: wrap;
}
.release-body {
  padding: 22px 32px;
}
.release-item {
  display: grid;
  grid-template-columns: minmax(160px, 0.48fr) 1fr;
  gap: 22px;
  padding: 17px 0;
  border-bottom: 1px solid var(--line-soft);
}
.release-item:last-child {
  border-bottom: 0;
}
.release-item b {
  font-size: 14px;
}
.release-item p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.download-section {
  background: var(--light);
  color: var(--light-text);
}
.download-section .section-inner {
  padding-top: clamp(84px, 9vw, 128px);
  padding-bottom: clamp(84px, 9vw, 128px);
}
.download-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: clamp(46px, 7vw, 96px);
  align-items: end;
}
.download-section .kicker {
  color: #a51d25;
}
.download-title {
  font-size: clamp(58px, 7.2vw, 102px);
  max-width: 8ch;
}
.download-copy {
  max-width: 48ch;
  color: var(--light-muted);
  font-size: 17px;
}
.download-box {
  border-top: 1px solid #1a1a1a;
  padding-top: 22px;
}
.download-meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 20px;
}
.download-meta small {
  display: block;
  color: #73736f;
  font-size: 11px;
  margin-bottom: 3px;
}
.download-meta b {
  font-size: 17px;
}
.download-actions {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 10px;
}
.download-section .btn-primary {
  min-height: 54px;
  background: #111;
  color: #fff;
  border-color: #111;
}
.download-section .btn-primary:hover,
.download-section .btn-primary:focus-visible {
  background: #292929;
}
.download-section .btn-secondary-dark {
  min-height: 54px;
  background: transparent;
  border-color: #b9b9b4;
  color: #111;
}
.download-section .btn-secondary-dark:hover,
.download-section .btn-secondary-dark:focus-visible {
  background: #dfded9;
}
.faq {
  display: grid;
  grid-template-columns: 0.62fr 1.38fr;
  gap: clamp(44px, 7vw, 92px);
}
.faq-list {
  border-top: 1px solid var(--line);
}
details {
  border-bottom: 1px solid var(--line-soft);
}
summary {
  cursor: pointer;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  padding: 22px 0;
  font-size: 15px;
  font-weight: 650;
  transition: color 0.16s ease;
  -webkit-user-select: none;
  user-select: none;
}
summary::-webkit-details-marker {
  display: none;
}
summary::after {
  content: "+";
  color: var(--muted-2);
  font: 18px var(--mono);
}
summary:hover,
summary:focus-visible {
  color: #fff;
  outline: 0;
}
details[open] summary::after {
  content: "−";
  color: var(--accent);
}
.faq-answer {
  height: 0;
  opacity: 0;
  overflow: hidden;
}
details[open] .faq-answer {
  height: auto;
  opacity: 1;
}
.faq-answer p {
  overflow: hidden;
  color: var(--muted);
  max-width: 64ch;
  padding: 0 0 22px;
  margin: 0;
  font-size: 14px;
}

html:lang(ja) .hero-tagline {
  font-size: clamp(33px, 3.25vw, 49px);
}
html:lang(zh) .hero-tagline {
  font-size: clamp(34px, 3.15vw, 48px);
  line-height: 1.12;
}
html:lang(ko) .hero-tagline {
  font-size: clamp(32px, 3vw, 46px);
  line-height: 1.12;
}
html:lang(ja) .section-head h2 {
  line-height: 1.1;
}
html:lang(zh) .section-head h2 {
  line-height: 1.14;
}
html:lang(ko) .section-head h2 {
  line-height: 1.12;
}
html:lang(ja) .feature-copy h3,
html:lang(zh) .feature-copy h3,
html:lang(ko) .feature-copy h3 {
  line-height: 1.16;
}