:root {
  color-scheme: light;
  --paper: #ffffff;
  --ink: #171717;
  --muted: #666666;
  --line: #dedede;
  --surface: #f5f5f5;
  --focus: #1769aa;
  --hero-action-width: 240px;
  --page-width: 1080px;
  --page-gutter: 32px;
  --motion-fast: 160ms;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Avenir Next", "Helvetica Neue", "Noto Sans KR", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  word-break: keep-all;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
}

[hidden] {
  display: none !important;
}

.site-shell {
  width: min(100%, var(--page-width));
  margin: 0 auto;
  padding: 0 var(--page-gutter);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(222, 222, 222, 0.86);
  background: rgba(255, 255, 255, 0.96);
}

.wordmark {
  font-size: 20px;
  font-weight: 750;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.language-link,
.site-nav {
  color: var(--muted);
  font-size: 14px;
}

.language-link {
  text-decoration: none;
}

.language-link:hover,
.site-nav a:hover {
  color: var(--ink);
  text-decoration: underline;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 20px;
}

.site-nav a {
  text-decoration: none;
}

.header-store-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 14px;
  border-radius: 6px;
  background: var(--ink);
  color: var(--paper);
  font-weight: 700;
}

.site-nav .header-store-action:hover {
  background: var(--muted);
  color: var(--paper);
  text-decoration: none;
}

.hero {
  min-height: 650px;
  display: grid;
  grid-template-columns: minmax(390px, 1fr) minmax(0, 1fr);
  align-items: center;
  column-gap: 58px;
  row-gap: 48px;
  padding: 72px 0 64px;
}

.hero-copy {
  max-width: 540px;
}

.hero h1 {
  margin: 0;
  max-width: 720px;
  font-size: clamp(42px, 4.9vw, 64px);
  font-weight: 750;
  line-height: 1.04;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

html[lang="ko"] .hero h1 {
  font-size: clamp(40px, 4.35vw, 50px);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.hero-lede {
  max-width: 560px;
  margin: 28px 0 30px;
  color: var(--muted);
  font-size: clamp(18px, 1.8vw, 22px);
  line-height: 1.55;
  letter-spacing: -0.02em;
  text-wrap: pretty;
}

.hero-update {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 0.92rem;
}

.hero-update-tag {
  color: var(--ink);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.hero-actions > .primary-action {
  flex: 0 1 auto;
  min-width: 0;
  white-space: nowrap;
}

.hero-actions > .app-store-action {
  flex: 0 0 auto;
  min-width: 0;
}

.app-store-action {
  gap: 8px;
  text-decoration: none;
  white-space: nowrap;
}

.apple-mark {
  width: 18px;
  height: 18px;
  margin-top: -3px;
  fill: currentColor;
}

.product-preview {
  display: grid;
  min-width: 0;
  justify-items: stretch;
  align-content: center;
  gap: 16px;
  margin: 0;
}

.product-carousel-viewport {
  position: relative;
  min-width: 0;
  height: 300px;
  overflow-x: auto;
  overflow-y: hidden;
  border-radius: 14px;
  background: #111111;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.16);
  cursor: grab;
  isolation: isolate;
  scroll-behavior: smooth;
  scrollbar-width: none;
  scroll-snap-type: x mandatory;
  touch-action: pan-x pan-y;
}

.product-slide-video {
  position: relative;
  display: grid;
  place-items: center;
  padding: 0;
  background: #111111;
}

.product-slide-video video {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.video-toggle {
  position: absolute;
  right: 14px;
  bottom: 14px;
  min-height: 38px;
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 6px;
  background: rgba(17, 17, 17, 0.88);
  color: #ffffff;
  cursor: pointer;
  font-size: 12px;
  font-weight: 700;
}

.video-toggle:hover {
  background: #2d2d2d;
}

.product-carousel-viewport::-webkit-scrollbar {
  display: none;
}

.product-carousel-viewport.is-dragging {
  cursor: grabbing;
}

.product-carousel-track {
  display: flex;
  height: 100%;
}

.product-slide {
  display: grid;
  flex: 0 0 100%;
  width: 100%;
  min-width: 0;
  height: 100%;
  place-items: center;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.product-slide-usage {
  grid-template-rows: auto minmax(0, 1fr);
  gap: 10px;
  padding: 14px 28px 12px;
}

.product-slide-app {
  padding: 20px;
}

.product-slide img {
  display: block;
  max-width: 100%;
  height: auto;
}

.product-slide-usage .preview-menubar {
  width: 240px;
  max-width: 82%;
  image-rendering: pixelated;
}

.product-slide-usage .preview-popover {
  width: min(82%, 330px);
  max-height: 240px;
  object-fit: contain;
}

.product-slide-app img {
  width: auto;
  max-width: min(86%, 380px);
  max-height: 260px;
  border-radius: 10px;
}

.product-preview-copy {
  min-height: 106px;
  color: var(--muted);
  text-align: left;
}

.product-preview-copy h2 {
  margin: 0;
  color: var(--ink);
  font-size: 20px;
  font-weight: 720;
  line-height: 1.3;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.product-preview-copy p {
  max-width: 58ch;
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.55;
  text-wrap: pretty;
}

.product-carousel-controls {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 44px;
}

.product-carousel-count {
  color: var(--muted);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.08em;
}

.product-carousel-dots,
.product-carousel-buttons {
  display: flex;
  align-items: center;
}

.product-carousel-dots {
  justify-content: center;
}

.product-carousel-dots button {
  width: 28px;
  height: 44px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.product-carousel-dots button::before {
  display: block;
  width: 18px;
  height: 6px;
  margin: 0 auto;
  border-radius: 999px;
  background: var(--line);
  content: "";
  transform: scaleX(0.3333);
  transition: transform var(--motion-fast) ease, background-color var(--motion-fast) ease;
}

.product-carousel-dots button[aria-current="true"]::before {
  background: var(--ink);
  transform: scaleX(1);
}

.product-carousel-buttons {
  justify-content: flex-end;
  gap: 8px;
}

.product-carousel-button {
  display: grid;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  place-items: center;
  transition: background-color var(--motion-fast) ease, border-color var(--motion-fast) ease, color var(--motion-fast) ease;
}

.product-carousel-button:hover {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}

.product-carousel-button svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

@media (min-width: 821px) {
  .product-carousel-controls {
    transform: translateY(-20px);
  }
}

.primary-action,
.secondary-action,
.text-action {
  border: 1px solid transparent;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color var(--motion-fast) ease, border-color var(--motion-fast) ease, color var(--motion-fast) ease;
}

.primary-action,
.app-store-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: var(--hero-action-width);
  min-height: 56px;
  padding: 15px 24px 13px;
  font-weight: 700;
}

.primary-action {
  background: var(--ink);
  color: #ffffff;
}

.primary-action:hover {
  background: var(--muted);
}

.platform-note {
  margin: 15px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.trust-strip {
  padding: 22px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.trust-strip ul {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
}

.trust-strip li {
  display: grid;
  gap: 2px;
  padding: 0 22px;
  border-right: 1px solid var(--line);
}

.trust-strip li:first-child {
  padding-left: 0;
}

.trust-strip li:last-child {
  padding-right: 0;
  border-right: 0;
}

.trust-strip strong {
  font-size: 15px;
}

.trust-strip span {
  color: var(--muted);
  font-size: 13px;
}

.simple-guide {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.9fr);
  align-items: start;
  gap: 84px;
  padding: 96px 0;
  border-top: 1px solid var(--line);
}

.privacy-proof {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.88fr);
  align-items: start;
  gap: 84px;
  padding: 96px 0;
  border-top: 1px solid var(--line);
}

.privacy-proof h2,
.final-cta h2,
.project-note h2 {
  margin: 0;
  font-size: clamp(32px, 4vw, 46px);
  font-weight: 750;
  line-height: 1.13;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.privacy-proof-copy > p {
  max-width: 620px;
  margin: 24px 0 30px;
  color: var(--muted);
  font-size: 18px;
  text-wrap: pretty;
}

.privacy-proof-list {
  margin: 4px 0 0;
}

.privacy-proof-list > div {
  display: grid;
  grid-template-columns: minmax(130px, 0.9fr) minmax(0, 1.1fr);
  gap: 18px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.privacy-proof-list > div:last-child {
  border-bottom: 1px solid var(--line);
}

.privacy-proof-list dt {
  color: var(--muted);
}

.privacy-proof-list dd {
  margin: 0;
  font-weight: 700;
}

.guide-copy h2,
.privacy-page h1 {
  margin: 0;
  font-size: clamp(34px, 4vw, 48px);
  font-weight: 750;
  line-height: 1.12;
  letter-spacing: -0.04em;
  text-wrap: balance;
}

.guide-copy p {
  max-width: 520px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 18px;
  text-wrap: pretty;
}

.status-list {
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
}

.status-list li {
  display: grid;
  grid-template-columns: minmax(130px, 0.8fr) minmax(0, 1.2fr);
  align-items: baseline;
  gap: 16px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

.status-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.status-list strong {
  font-size: 17px;
}

.status-list li > span:last-child {
  color: var(--muted);
}

.install-guide {
  padding: 96px 0;
  border-top: 1px solid var(--line);
}

.install-guide h2 {
  margin: 0;
  font-size: clamp(34px, 4vw, 48px);
  font-weight: 750;
  line-height: 1.12;
  letter-spacing: -0.04em;
  text-wrap: balance;
}

.install-guide-intro {
  max-width: 520px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 18px;
  text-wrap: pretty;
}

.install-steps {
  margin: 48px 0 0;
  padding: 0;
  list-style: none;
}

.install-steps li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.9fr);
  align-items: center;
  gap: 48px;
  padding: 40px 0;
  border-top: 1px solid var(--line);
}

.install-step-copy {
  --install-step-number-size: 30px;
  --install-step-title-gap: 14px;
}

.install-step-copy h3 {
  display: flex;
  align-items: center;
  gap: var(--install-step-title-gap);
  margin: 0;
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.install-step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--install-step-number-size);
  height: var(--install-step-number-size);
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-size: 15px;
  font-weight: 650;
  color: var(--muted);
}

.install-step-copy p {
  max-width: 440px;
  margin: 14px 0 0;
  padding-inline-start: calc(var(--install-step-number-size) + var(--install-step-title-gap));
  color: var(--muted);
  font-size: 17px;
  line-height: 1.65;
  text-wrap: pretty;
}

.install-steps img {
  justify-self: end;
  width: 100%;
  max-width: 460px;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
}

.install-steps .install-app-icon {
  width: 220px;
  border: 0;
  border-radius: 48px;
}

.install-guide-note {
  margin: 32px 0 0;
  color: var(--muted);
  font-size: 15px;
  text-align: center;
}

.section-action {
  display: flex;
  justify-content: center;
  margin-top: 28px;
}

.faq,
.release-notes,
.guide-links,
.project-note,
.final-cta {
  padding: 56px 0 64px;
  border-top: 1px solid var(--line);
}

.faq h2,
.release-notes h2,
.guide-links h2 {
  margin: 0 0 24px;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.guide-links ul {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.guide-links li {
  min-width: 0;
  border-right: 1px solid var(--line);
}

.guide-links li:last-child {
  border-right: 0;
}

.guide-links a {
  display: grid;
  gap: 8px;
  min-height: 144px;
  padding: 24px;
  text-decoration: none;
}

.guide-links a:hover {
  background: var(--surface);
}

.guide-links span {
  color: var(--muted);
  font-size: 14px;
}

.project-note {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 48px;
}

.project-note h2 {
  max-width: 760px;
  font-size: clamp(26px, 3vw, 36px);
}

.project-note p,
.final-cta p {
  max-width: 700px;
  margin: 18px 0 0;
  color: var(--muted);
}

.project-note .secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 11px 18px;
  text-decoration: none;
}

.final-cta {
  text-align: center;
}

.final-cta p {
  margin: 16px auto 26px;
  font-size: 17px;
}

.faq-list {
  margin: 0;
}

.faq-list > div {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(0, 1.2fr);
  gap: 48px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.faq-list dt {
  font-weight: 700;
}

.faq-list dd {
  margin: 0;
  color: var(--muted);
}

.release-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  text-align: left;
}

.release-table th,
.release-table td {
  border-bottom: 1px solid var(--line);
}

.release-table th {
  padding: 14px 0;
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
}

.release-table td {
  padding: 20px 0;
  font-size: 15px;
}

.release-table th:first-child,
.release-table td:first-child {
  width: 56%;
}

.release-table th:nth-child(2),
.release-table td:nth-child(2) {
  width: 28%;
}

.release-table th:last-child,
.release-table td:last-child {
  width: 16%;
}

.site-footer {
  min-height: 110px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

.footer-meta {
  display: grid;
  gap: 4px;
}

.footer-legal {
  font-size: 11px;
}

.footer-links {
  display: flex;
  gap: 22px;
}

.secondary-action,
.text-action {
  border-color: var(--line);
  background: var(--paper);
  color: var(--ink);
}

.secondary-action:hover,
.text-action:hover {
  background: var(--surface);
}

.text-action {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 9px 16px;
  text-decoration: none;
}

.privacy-page {
  padding: 80px 0 110px;
}

.section-label {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.privacy-page .updated-at {
  margin: 18px 0 64px;
  color: var(--muted);
}

.privacy-page section {
  padding: 30px 0;
  border-top: 1px solid var(--line);
}

.privacy-page h2 {
  margin: 0 0 10px;
  font-size: 21px;
}

.privacy-page p {
  margin: 0;
  color: var(--muted);
}

.article-page {
  width: min(100%, 860px);
  margin: 0 auto;
  padding: 78px 0 110px;
}

.article-hero {
  padding-bottom: 56px;
}

.article-hero h1 {
  margin: 0;
  font-size: clamp(42px, 6vw, 68px);
  font-weight: 750;
  line-height: 1.06;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.article-answer {
  max-width: 720px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: 21px;
  line-height: 1.6;
  text-wrap: pretty;
}

.article-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.article-media {
  margin: 0 0 64px;
}

.article-media video,
.article-media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 14px;
  background: #111111;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.16);
}

.article-media figcaption {
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px;
}

.article-centered-note {
  text-align: center;
}

.article-body > section {
  padding: 42px 0;
  border-top: 1px solid var(--line);
}

.article-body h2 {
  margin: 0 0 18px;
  font-size: clamp(28px, 4vw, 38px);
  line-height: 1.18;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

.article-body h3 {
  margin: 28px 0 8px;
  font-size: 19px;
}

.article-body p,
.article-body li,
.article-body dd {
  color: var(--muted);
  font-size: 17px;
}

.article-body p {
  max-width: 72ch;
  margin: 12px 0 0;
}

.article-body p.article-centered-note {
  margin-inline: auto;
}

.article-body ol,
.article-body ul {
  margin: 20px 0 0;
  padding-left: 1.35em;
}

.article-body li + li {
  margin-top: 10px;
}

.article-facts {
  margin: 22px 0 0;
}

.article-facts > div {
  display: grid;
  grid-template-columns: minmax(180px, 0.8fr) minmax(0, 1.2fr);
  gap: 24px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.article-facts > div:last-child {
  border-bottom: 1px solid var(--line);
}

.article-facts dt {
  font-weight: 700;
}

.article-facts dd {
  margin: 0;
}

.article-related {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.article-related a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 76px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--paper);
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
  transition: background-color 160ms ease, border-color 160ms ease;
}

.article-related a:hover {
  border-color: var(--ink);
  background: var(--surface);
}

.article-related-arrow {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 160ms ease;
}

.article-related a:hover .article-related-arrow {
  transform: translateX(3px);
}

.language-gate {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px;
}

.language-gate-inner {
  width: min(100%, 560px);
  text-align: center;
}

.language-gate h1 {
  margin: 0 0 12px;
  font-size: 52px;
  letter-spacing: -0.04em;
}

.language-gate p {
  color: var(--muted);
}

.language-links {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 28px;
}

@media (max-width: 820px) {
  :root {
    --page-gutter: 22px;
  }

  .site-header {
    min-height: 64px;
  }

  .wordmark {
    font-size: 17px;
  }

  .site-nav {
    gap: 12px;
  }

  .site-nav > a:first-child {
    display: none;
  }

  .header-store-action {
    min-height: 38px;
    padding: 7px 11px;
  }

  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 50px;
    padding: 54px 0 64px;
    text-align: center;
  }

  .hero-copy {
    order: 0;
    width: 100%;
    min-width: 0;
    margin: 0 auto;
  }

  .product-preview {
    order: 1;
    width: min(100%, 560px);
    gap: 14px;
    margin: 0 auto;
    text-align: left;
  }

  .product-preview-copy {
    min-height: 100px;
  }

  .hero h1 {
    font-size: clamp(39px, 10.5vw, 54px);
  }

  html[lang="ko"] .hero h1 {
    font-size: clamp(35px, 9.3vw, 40px);
  }

  .hero-lede {
    margin: 22px 0 28px;
    font-size: 18px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    width: min(100%, var(--hero-action-width));
    margin-inline: auto;
  }

  .app-store-action:not(.header-store-action) {
    max-width: 100%;
    padding-inline: 14px;
    font-size: 0.86rem;
  }

  .simple-guide {
    grid-template-columns: 1fr;
    gap: 38px;
    padding: 72px 0;
    text-align: left;
  }

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

  .trust-strip li {
    padding: 14px 16px;
    border-bottom: 1px solid var(--line);
  }

  .trust-strip li:nth-child(2n) {
    border-right: 0;
  }

  .trust-strip li:nth-last-child(-n + 2) {
    border-bottom: 0;
  }

  .trust-strip li:first-child {
    padding-left: 16px;
  }

  .trust-strip li:last-child {
    padding-right: 16px;
  }

  .privacy-proof {
    grid-template-columns: 1fr;
    gap: 42px;
    padding: 72px 0;
  }

  .guide-copy h2 {
    font-size: 38px;
  }

  .status-list li {
    grid-template-columns: 1fr;
    gap: 4px;
    padding: 18px 0;
  }

  .install-guide {
    padding: 72px 0;
  }

  .install-guide h2 {
    font-size: 38px;
  }

  .install-steps li {
    grid-template-columns: 1fr;
    gap: 22px;
    padding: 32px 0;
  }

  .install-steps img {
    justify-self: start;
    max-width: 420px;
  }

  .install-steps .install-app-icon {
    width: 168px;
  }

  .faq-list > div {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .guide-links ul {
    grid-template-columns: 1fr;
  }

  .guide-links li {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .guide-links a {
    min-height: auto;
  }

  .project-note {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 28px;
  }

  .site-footer {
    align-items: flex-start;
    padding: 28px 0;
  }

  .footer-links {
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
  }

}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }

  .product-carousel-viewport {
    scroll-behavior: auto;
  }
}

@media (max-width: 480px) {
  .product-carousel-viewport {
    height: 254px;
  }

  .product-slide-usage {
    gap: 8px;
    padding: 12px 16px 10px;
  }

  .product-slide-usage .preview-menubar {
    max-width: 88%;
  }

  .product-slide-usage .preview-popover {
    width: min(88%, 330px);
    max-height: 202px;
  }

  .product-slide-app {
    padding: 14px;
  }

  .product-slide-app img {
    max-width: min(94%, 380px);
    max-height: 272px;
  }

  .product-preview-copy {
    min-height: 122px;
  }

  .product-preview-copy h2 {
    font-size: 18px;
  }

  .product-preview-copy p {
    font-size: 13px;
  }
}

/* AdFit ad slots: ba.min.js reveals .kakao_ad_area via inline style once an ad fills. */
.kakao_ad_area {
  display: none;
}

.ad-slot {
  display: none;
}

.ad-slot-mobile {
  justify-content: center;
  margin: 40px auto 8px;
}

@media (max-width: 1479px) {
  .ad-slot-mobile {
    display: flex;
  }
}

@media (min-width: 1480px) {
  .ad-slot-pc {
    display: block;
    position: fixed;
    top: 50%;
    right: 24px;
    transform: translateY(-50%);
    width: 160px;
    height: 600px;
  }
}

/* AdSense slots: display via stylesheet (inline style attributes are blocked by style-src 'self').
   Hidden ins elements are detected by adsbygoogle.js and skipped without an ad request. */
.ad-slot-google {
  width: 100%;
  margin: 40px auto 8px;
}

.ad-slot-google .adsbygoogle,
.ad-slot-google-pc .adsbygoogle {
  display: none;
}

@media (max-width: 1479px) {
  .ad-slot-google {
    display: block;
  }

  .ad-slot-google .adsbygoogle {
    display: block;
  }
}

@media (min-width: 1480px) {
  .ad-slot-google-pc {
    display: block;
    position: fixed;
    top: 50%;
    left: 24px;
    transform: translateY(-50%);
    width: 160px;
    height: 600px;
  }

  .ad-slot-google-pc .adsbygoogle {
    display: inline-block;
    width: 160px;
    height: 600px;
  }
}

/* Collapse the slot (and its margins) while AdSense reports no fill — e.g. before site review. */
ins.adsbygoogle[data-ad-status="unfilled"] {
  display: none !important;
}

.ad-slot-google:has(ins[data-ad-status="unfilled"]) {
  display: none;
}

@media (max-width: 820px) {
  .article-page {
    padding: 54px 0 82px;
  }

  .article-hero h1 {
    font-size: clamp(38px, 11vw, 52px);
  }

  .article-answer {
    font-size: 18px;
  }

  .article-facts > div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .article-related {
    grid-template-columns: 1fr;
  }
}