@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable-dynamic-subset.min.css');

:root {
  --neutral-0: #ffffff; --neutral-50: #ffffff; --neutral-100: #f0f2f7;
  --neutral-200: #e1e4ec; --neutral-500: #626b7c; --neutral-600: #515b6e;
  --neutral-800: #181b24; --neutral-900: #11131b; --neutral-950: #08090d;
  --orange-50: #fff0e6; --orange-600: #b5440b; --orange-300: #ffab76;
  --color-bg: var(--neutral-50); --color-surface: #f7f8fb;
  --color-subtle: var(--neutral-100); --color-text: var(--neutral-900);
  --color-secondary: var(--neutral-600); --color-muted: var(--neutral-500);
  --color-border: var(--neutral-200); --color-accent: var(--orange-600);
  --color-accent-soft: var(--orange-50); --color-on-accent: #fff;
  --color-inverse: #fff; --color-strong: var(--neutral-900);
  --image-outline: rgb(0 0 0 / .1); --shadow: 0 8px 28px rgb(35 30 20 / .04), 0 28px 64px rgb(35 30 20 / .06);
  --font-sans: 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Malgun Gothic', sans-serif;
  --font-mono: ui-monospace, 'SFMono-Regular', Consolas, monospace;
  --text-caption: .8125rem; --text-small: .875rem; --text-body: 1rem;
  --text-lead: 1.125rem; --text-title: clamp(2rem, 3.7vw, 3rem);
  color-scheme: light;
}
:root[data-theme='dark'] {
  --color-bg: var(--neutral-950); --color-surface: #101218;
  --color-subtle: var(--neutral-800); --color-text: #edeef4;
  --color-secondary: #aeb4c4; --color-muted: #959daf; --color-border: #292d39;
  --color-accent: #ff9b58; --color-accent-soft: #2d1b10; --color-on-accent: #1c1008;
  --color-strong: #edeef4; --color-inverse: #11131b;
  --image-outline: rgb(255 255 255 / .1); --shadow: 0 12px 48px rgb(0 0 0 / .2);
  color-scheme: dark;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-padding-top: 6rem; }
body { margin: 0; background: var(--color-bg); color: var(--color-text); font-family: var(--font-sans); font-size: var(--text-body); line-height: 1.65; -webkit-font-smoothing: antialiased; word-break: keep-all; overflow-wrap: break-word; }
button, select, input { font: inherit; }
button, a, select { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
a { color: inherit; text-underline-offset: .22em; }
img { max-width: 100%; height: auto; display: block; }
svg { display: block; flex-shrink: 0; }
h1, h2, h3, h4, p, figure { margin: 0; }
h1, h2, h3 { text-wrap: balance; }
h1, h2 { line-height: 1.2; letter-spacing: -.045em; font-weight: 650; }
h3 { line-height: 1.4; letter-spacing: -.025em; font-weight: 650; }
p { text-wrap: pretty; }
button:disabled { cursor: not-allowed; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 5px; }
[hidden] { display: none !important; }
::selection { background: var(--color-accent-soft); color: var(--color-accent); }
.container { width: min(1180px, calc(100% - 112px)); margin-inline: auto; }
.skip-link { position: fixed; z-index: 200; inset: .5rem auto auto 1rem; padding: .75rem 1rem; background: var(--color-text); color: var(--color-bg); transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }
.site-header { position: sticky; top: 0; z-index: 60; background: color-mix(in srgb, var(--color-bg) 88%, transparent); backdrop-filter: blur(20px); border-bottom: 1px solid var(--color-border); }
.header-inner { min-height: 72px; display: flex; align-items: center; gap: 36px; }
.wordmark { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; text-decoration: none; color: var(--color-text); font-size: 22px; font-weight: 760; letter-spacing: -.055em; }
.brand-logo { width: 122px; height: auto; }
.brand-symbol { width: 25px; height: 30px; color: var(--color-accent); }
.brand-divider { height: 20px; width: 1px; background: var(--color-border); }
.brand-note { color: var(--color-muted); font-size: 12px; letter-spacing: .03em; white-space: nowrap; }
.site-nav { display: flex; gap: 30px; margin-inline-start: auto; align-items: center; }
.site-nav a { text-decoration: none; font-size: var(--text-small); color: var(--color-secondary); padding-block: 10px; }
.site-nav a[aria-current='page'] { color: var(--color-text); font-weight: 650; text-decoration: underline; text-decoration-color: var(--color-accent); text-underline-offset: 8px; }
.header-actions { display: flex; gap: 14px; align-items: center; }
.theme-toggle, .menu-toggle { border: 1px solid var(--color-border); color: var(--color-secondary); background: transparent; display: grid; place-items: center; border-radius: 50%; width: 40px; height: 40px; padding: 0; }
.theme-toggle svg, .menu-toggle svg { width: 18px; height: 18px; }
.theme-toggle .sun-icon, [data-theme='dark'] .theme-toggle .moon-icon { display: none; }
[data-theme='dark'] .theme-toggle .sun-icon { display: block; }
.menu-toggle { display: none; }
.button { display: inline-flex; justify-content: center; align-items: center; gap: 12px; min-height: 48px; padding: 11px 20px; border-radius: 8px; border: 1px solid var(--color-border); background: var(--color-surface); color: var(--color-text); text-decoration: none; font-size: var(--text-small); font-weight: 600; line-height: 1.5; }
.button svg { width: 17px; height: 17px; }
.button-primary { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-on-accent); }
.button-dark { background: var(--color-strong); color: var(--color-inverse); border-color: var(--color-strong); }
.button-small { min-height: 40px; padding: 8px 15px; font-size: var(--text-caption); }
.text-link { display: inline-flex; align-items: center; gap: 12px; font-size: var(--text-small); font-weight: 600; text-decoration: none; min-height: 44px; }
.text-link svg { width: 17px; height: 17px; }
.overline { display: flex; align-items: center; gap: 10px; font-family: var(--font-mono); color: var(--color-muted); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }
.hero { padding-top: 64px; }
.hero-heading { display: grid; grid-template-columns: 1.45fr 1fr; gap: 64px; align-items: end; margin-top: 26px; margin-bottom: 45px; }
.hero h1 { font-size: clamp(2.5rem, 4.85vw, 4.25rem); line-height: 1.22; }
.hero h1 .quiet { color: var(--color-muted); }
.hero-aside { padding-bottom: 6px; max-width: 380px; justify-self: end; }
.hero-aside p { font-size: var(--text-body); color: var(--color-secondary); line-height: 1.8; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 22px; align-items: center; margin-top: 24px; }
.product-preview { border: 1px solid var(--color-border); border-radius: 10px; overflow: hidden; background: var(--color-surface); box-shadow: var(--shadow); }
.preview-bar { min-height: 43px; display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 9px 18px; border-bottom: 1px solid var(--color-border); font-size: 11px; color: var(--color-muted); }
.preview-bar strong { color: var(--color-secondary); font-size: 12px; font-weight: 550; }
.window-dots { display: flex; gap: 5px; }
.window-dots i { width: 7px; height: 7px; border-radius: 50%; border: 1px solid var(--color-border); background: var(--color-subtle); }
.preview-name { display: flex; align-items: center; gap: 12px; }
.preview-live { display: flex; align-items: center; gap: 6px; }
.preview-figure { position: relative; }
.preview-figure img { width: 100%; aspect-ratio: 1440/900; object-fit: contain; object-position: top; }
.preview-figure .dark-shot { display: none; }
[data-theme='dark'] .preview-figure .light-shot { display: none; }
[data-theme='dark'] .preview-figure .dark-shot { display: block; }
.preview-zoom { position: absolute; inset: auto 16px 16px auto; min-height: 36px; padding: 7px 12px; font-size: 12px; background: var(--color-surface); }
.preview-tabs { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 24px; gap: 22px; }
.preview-tab { border: 0; border-top: 2px solid var(--color-border); background: none; color: var(--color-muted); text-align: start; padding: 17px 0 0; }
.preview-tab[aria-selected='true'] { border-top-color: var(--color-accent); color: var(--color-text); }
.preview-tab span { display: block; font-size: 15px; font-weight: 650; }
.preview-tab small { display: block; margin-top: 5px; font-size: 13px; font-weight: 400; color: var(--color-muted); }
.preview-caption { margin-top: 18px; color: var(--color-muted); font-size: 12px; }
.section { padding-block: 100px; border-bottom: 1px solid var(--color-border); }
.section-top { display: flex; justify-content: space-between; align-items: end; gap: 40px; margin-bottom: 42px; }
.section-top h2 { margin-top: 18px; font-size: var(--text-title); }
.section-top > p { max-width: 360px; color: var(--color-secondary); font-size: var(--text-small); }
.product-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }
.product-column + .product-column { border-inline-start: 1px solid var(--color-border); padding-inline-start: 64px; }
.product-heading { display: flex; align-items: center; gap: 13px; }
.product-heading img { width: 42px; height: 42px; border-radius: 10px; }
.product-heading h3 { font-size: 23px; }
.product-kind { color: var(--color-muted); font-size: 12px; }
.product-column > p { color: var(--color-secondary); margin-top: 22px; max-width: 40ch; }
.product-column ul { list-style: none; padding: 0; margin: 22px 0; display: grid; gap: 10px; font-size: var(--text-small); color: var(--color-secondary); }
.product-column li::before { content: '↗'; color: var(--color-muted); margin-inline-end: 12px; }
.product-column .product-links { display: flex; flex-wrap: wrap; gap: 24px; }
.builder-mark { width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid var(--color-border); border-radius: 10px; font-family: var(--font-mono); font-size: 20px; color: var(--color-accent); background: var(--color-surface); }
.workflow { background: var(--color-subtle); }
.workflow-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 50px; }
.step-number { font-family: var(--font-mono); font-size: 12px; color: var(--color-muted); display: block; margin-bottom: 26px; }
.workflow-grid h3 { font-size: 20px; margin-bottom: 12px; }
.workflow-grid p { color: var(--color-secondary); font-size: var(--text-small); }
.workflow-grid .text-link { margin-top: 15px; }
.resource-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 100px; }
.resource-grid h2 { font-size: var(--text-title); margin-top: 18px; }
.resource-grid > div > p { margin-top: 20px; color: var(--color-secondary); }
.resource-row { display: grid; grid-template-columns: 36px 1fr auto; align-items: center; column-gap: 16px; border-bottom: 1px solid var(--color-border); padding-block: 24px; text-decoration: none; }
.resource-row:first-child { border-top: 1px solid var(--color-border); }
.resource-number { font-family: var(--font-mono); color: var(--color-muted); font-size: 12px; }
.resource-row h3 { font-size: 17px; }
.resource-row p { font-size: 13px; margin-top: 3px; color: var(--color-muted); }
.resource-row svg { width: 20px; height: 20px; }
.closing { padding-block: 65px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.closing h2 { font-size: 28px; }
.closing p { color: var(--color-secondary); font-size: var(--text-small); margin-top: 10px; }
.site-footer { border-top: 1px solid var(--color-border); padding-block: 30px; }
.footer-meta { color: var(--color-muted); font-size: 12px; }
.page-heading { padding-block: 64px 44px; }
.breadcrumb { color: var(--color-muted); font-size: 13px; margin-bottom: 26px; }
.breadcrumb a { text-decoration: none; }
.page-heading h1 { font-size: clamp(2.5rem, 5vw, 3.75rem); margin-top: 18px; }
.page-heading .lede { max-width: 60ch; margin-top: 20px; font-size: 17px; color: var(--color-secondary); }
.page-subnav { display: flex; gap: 28px; flex-wrap: wrap; border-bottom: 1px solid var(--color-border); padding-bottom: 16px; margin-bottom: 44px; font-size: 14px; }
.page-subnav a { text-decoration: none; min-height: 32px; display: flex; align-items: center; }
.download-section { padding-block: 12px 62px; scroll-margin-top: 115px; }
.download-heading { display: flex; align-items: center; flex-wrap: wrap; gap: 14px; margin-bottom: 22px; }
.download-heading h2 { font-size: 26px; letter-spacing: -.03em; }
.version-label { font-family: var(--font-mono); color: var(--color-muted); font-size: 12px; font-variant-numeric: tabular-nums; }
.download-layout { display: grid; grid-template-columns: 1.65fr 1fr; gap: 48px; }
.download-panel { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: 10px; overflow: hidden; }
.download-row { padding: 23px 26px; display: grid; grid-template-columns: 32px 1fr auto; align-items: center; gap: 18px; }
.download-row + .download-row { border-top: 1px solid var(--color-border); }
.platform-icon { color: var(--color-secondary); width: 26px; height: 26px; }
.download-row h3 { font-size: 16px; }
.download-row p { color: var(--color-muted); font-size: 12px; margin-top: 4px; font-variant-numeric: tabular-nums; }
.download-row a:not([href]) { opacity: .6; pointer-events: none; }
.download-note { padding: 18px 24px; background: var(--color-subtle); border-top: 1px solid var(--color-border); color: var(--color-secondary); font-size: 13px; }
.install-steps { margin: 0; padding: 0; list-style: none; counter-reset: install; display: grid; gap: 23px; }
.install-steps li { position: relative; padding-inline-start: 34px; counter-increment: install; }
.install-steps li::before { content: counter(install, decimal-leading-zero); position: absolute; inset-inline-start: 0; top: 2px; font-family: var(--font-mono); font-size: 11px; color: var(--color-muted); }
.install-steps h3 { font-size: 15px; margin-bottom: 5px; }
.install-steps p { font-size: 13px; color: var(--color-secondary); }
.install-aside .text-link { margin-top: 20px; }
.release-status { color: var(--color-secondary); font-size: 13px; margin-block: 12px; }
.release-status:empty { display: none; }
.retry-button { margin-top: 10px; }
.helper { color: var(--color-muted); font-size: 13px; margin-block: 18px; }
.faq-section { border-top: 1px solid var(--color-border); padding-block: 55px 70px; }
.faq-section h2 { font-size: 28px; margin-bottom: 22px; }
.faq-list details { border-bottom: 1px solid var(--color-border); padding-block: 18px; }
.faq-list summary { list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 20px; font-size: 15px; font-weight: 550; cursor: pointer; min-height: 32px; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: '+'; font-size: 22px; font-weight: 400; color: var(--color-muted); }
.faq-list details[open] summary::after { content: '−'; }
.faq-list details p { color: var(--color-secondary); margin-top: 14px; max-width: 80ch; font-size: 14px; }
.usage-note { padding: 24px 28px; border-inline-start: 2px solid var(--color-accent); background: var(--color-subtle); margin-bottom: 60px; }
.usage-note h2 { font-size: 17px; letter-spacing: -.02em; margin-bottom: 8px; }
.usage-note p { font-size: 13px; color: var(--color-secondary); max-width: 95ch; }
.image-dialog { width: min(1500px, 96vw); max-width: 96vw; padding: 0; border: 1px solid var(--color-border); border-radius: 10px; background: var(--color-surface); color: var(--color-text); overscroll-behavior: contain; }
.image-dialog::backdrop { background: rgb(0 0 0 / .7); }
.dialog-header { display: flex; justify-content: space-between; align-items: center; padding: 12px 20px; gap: 15px; }
.dialog-header h2 { font-size: 16px; letter-spacing: -.02em; }
.dialog-scroll { overflow: auto; max-height: 80vh; }
.dialog-scroll img { width: 100%; }
.dialog-help { padding: 12px 20px; font-size: 12px; color: var(--color-muted); }
@media (hover: hover) {
  .site-nav a:hover, .text-link:hover, .footer-links a:hover { color: var(--color-accent); }
  .button:hover, .theme-toggle:hover, .menu-toggle:hover { border-color: var(--color-accent); }
  .button-primary:hover { filter: brightness(.92); }
  .resource-row:hover h3 { color: var(--color-accent); }
}
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
  .button { transition: transform 150ms cubic-bezier(.2, 0, 0, 1); }
  .button:active { transform: scale(.96); }
}
@media (max-width: 70rem) {
  .container { width: calc(100% - 64px); }
  .brand-note, .brand-divider { display: none; }
  .header-inner { gap: 28px; }
  .site-nav { gap: 24px; }
  .hero-heading { gap: 36px; }
  .product-columns { gap: 36px; }
  .product-column + .product-column { padding-inline-start: 36px; }
  .resource-grid { gap: 60px; }
  .download-layout { gap: 32px; }
  .download-row { padding: 22px 20px; gap: 12px; }
}
@media (max-width: 52rem) {
  .header-inner { min-height: 70px; }
  .site-nav { gap: 18px; }
  .header-actions { gap: 10px; }
  .header-download { display: none; }
  .hero-heading { grid-template-columns: 1fr; gap: 24px; }
  .hero-aside { max-width: 560px; justify-self: start; }
  .hero h1 { font-size: clamp(2.5rem, 7vw, 3.75rem); }
  .hero-aside p { max-width: 45ch; }
  .section { padding-block: 72px; }
  .section-top { align-items: start; flex-direction: column; gap: 20px; }
  .resource-grid, .download-layout { grid-template-columns: 1fr; gap: 32px; }
  .workflow-grid { gap: 28px; }
  .preview-tabs { gap: 14px; }
  .preview-tab small { font-size: 12px; }
}
@media (max-width: 38rem) {
  .container { width: calc(100% - 40px); }
  .header-inner { gap: 16px; flex-wrap: wrap; }
  .wordmark { font-size: 20px; }
  .header-actions { margin-inline-start: auto; }
  .theme-toggle, .menu-toggle { width: 42px; height: 42px; }
  .menu-toggle { display: grid; }
  .site-nav { display: none; order: 3; flex-basis: 100%; margin: 0; padding-bottom: 18px; gap: 8px 24px; flex-wrap: wrap; }
  .site-nav.is-open { display: flex; }
  .site-nav a { min-height: 44px; }
  .hero { padding-top: 40px; }
  .hero-heading { margin-top: 24px; margin-bottom: 30px; }
  .hero h1 { font-size: clamp(2rem, 8vw, 3rem); }
  .hero-aside p { font-size: 15px; }
  .hero-actions { gap: 16px; margin-top: 22px; }
  .overline { font-size: 10px; }
  .preview-bar { padding: 10px 12px; }
  .preview-live { display: none; }
  .preview-tabs { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .preview-tab { padding-top: 12px; }
  .preview-zoom { position: static; margin: 10px; display: flex; width: calc(100% - 20px); }
  .preview-caption { font-size: 11px; }
  .product-columns { grid-template-columns: 1fr; gap: 32px; }
  .product-column + .product-column { padding-inline-start: 0; border-inline-start: 0; border-top: 1px solid var(--color-border); padding-top: 32px; }
  .section { padding-block: 56px; }
  .section-top h2, .resource-grid h2 { font-size: 29px; }
  .section-top { margin-bottom: 30px; }
  .workflow-grid { grid-template-columns: 1fr; gap: 32px; }
  .step-number { margin-bottom: 10px; }
  .closing { flex-direction: column; align-items: start; padding-block: 46px; }
  .closing h2 { font-size: 25px; }
  .page-heading { padding-block: 36px 30px; }
  .page-heading h1 { font-size: 36px; }
  .page-heading .lede { font-size: 15px; }
  .download-heading h2 { font-size: 23px; }
  .download-row { grid-template-columns: 26px 1fr; padding: 20px; }
  .download-row .button { grid-column: 1 / -1; width: 100%; margin-top: 3px; }
  .download-note { padding: 16px 20px; }
  .page-subnav { gap: 20px; margin-bottom: 28px; }
  .usage-note { padding: 20px; }
  .dialog-scroll img { min-width: 900px; max-width: none; }
}
@media print {
  :root, :root[data-theme='dark'] { --color-bg: #fff; --color-text: #111; --color-secondary: #333; --color-muted: #555; --color-surface: #fff; --color-subtle: #f5f5f5; --color-border: #ccc; }
  .site-header, .site-footer, .skip-link, .preview-zoom { display: none; }
  .container { width: 100%; }
  .section { padding-block: 30px; }
}

/* Original supplied JPEG logos: crop only their outer whitespace in the layout.
   Multiply/screen lets the original white/black background meet each page surface. */
.product-logo { display: block; position: relative; overflow: hidden; width: 280px; max-width: 100%; aspect-ratio: 9 / 1; }
.product-logo img { position: absolute; width: 107.5%; max-width: none; height: auto; left: -4%; top: 50%; transform: translateY(-48%); mix-blend-mode: multiply; }
[data-theme='dark'] .product-logo img { transform: translateY(-50%); mix-blend-mode: screen; }
.download-heading .product-logo { width: 250px; }
.guide-product-logo { margin-bottom: 24px; }
.guide-product-logo .product-logo { width: 270px; }
@media (max-width: 38rem) { .download-heading .product-logo { width: 210px; } }

/* Shared footer: compact brand introduction and useful navigation. */
.site-footer { padding: 48px 0 24px; background: var(--color-surface); }
.footer-top { display: grid; grid-template-columns: 1fr 1.25fr; gap: 64px; }
.footer-intro > p { margin-top: 18px; font-size: 20px; font-weight: 500; line-height: 1.5; letter-spacing: -.035em; }
.footer-intro > span { display: block; color: var(--color-muted); font-size: 12px; margin-top: 18px; }
.footer-directory { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px; padding-top: 6px; }
.footer-directory h2 { font-size: 12px; font-weight: 550; color: var(--color-muted); line-height: 1.5; letter-spacing: 0; margin-bottom: 17px; }
.footer-directory a { display: flex; align-items: center; width: fit-content; max-width: 100%; min-height: 38px; padding-block: 7px; font-size: 13px; color: var(--color-secondary); text-decoration: none; line-height: 1.55; }
.footer-bottom { margin-top: 36px; border-top: 1px solid var(--color-border); display: flex; justify-content: space-between; gap: 20px; padding-top: 24px; color: var(--color-muted); font-size: 11px; }
@media (hover: hover) { .footer-directory a:hover { color: var(--color-text); text-decoration: underline; }}
@media (max-width: 900px) { .footer-top { grid-template-columns: 1fr; gap: 36px; }.footer-directory { max-width: 650px; }}
@media (max-width: 520px) { .site-footer { padding-block: 42px 22px; }.footer-intro > p { margin-top: 16px; }.footer-directory { gap: 14px; }.footer-directory h2 { font-size: 11px; margin-bottom: 13px; }.footer-directory a { font-size: 12px; min-height: 40px; }.footer-bottom { font-size: 10px; gap: 10px; flex-wrap: wrap; padding-top: 20px; }.footer-bottom > p:nth-child(2) { display: none; } }
@media print { .site-footer { display: none; } }