@font-face {
  font-family: "Pretendard Variable";
  src: local("Pretendard Variable"), local("Pretendard"), url("/assets/fonts/PretendardVariable.woff2") format("woff2-variations");
  font-style: normal;
  font-weight: 45 920;
  font-display: swap;
}

:root {
  --ink-950: #081321;
  --ink-900: #0d1b2a;
  --ink-800: #17304a;
  --ink-700: #28445f;
  --ink-600: #53697d;
  --paper: #f7f3eb;
  --paper-2: #eee8dd;
  --white: #fffdf8;
  --red: #b7372f;
  --red-dark: #8e261f;
  --red-soft: #f7e2dc;
  --cyan: #4f8791;
  --cyan-soft: #dcebed;
  --amber: #bc7a30;
  --line: rgba(13, 27, 42, .15);
  --shadow: 0 22px 60px rgba(8, 19, 33, .12);
  --shadow-soft: 0 10px 30px rgba(8, 19, 33, .08);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 10px;
  --container: 1180px;
  --serif: Georgia, "Pretendard Variable", "Noto Serif KR", "Times New Roman", serif;
  --sans: "Pretendard Variable", Pretendard, Inter, "Noto Sans KR", "Apple SD Gothic Neo", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink-900);
  font-family: var(--sans);
  line-height: 1.72;
  word-break: keep-all;
  overflow-wrap: break-word;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-underline-offset: .2em; }
button { font: inherit; }
:focus-visible { outline: 3px solid #2f8290; outline-offset: 3px; }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-family: var(--serif); letter-spacing: -.035em; line-height: 1.2; }
h1 { font-size: clamp(2.45rem, 6vw, 5.6rem); }
h2 { font-size: clamp(1.8rem, 3.3vw, 3.1rem); }
h3 { line-height: 1.35; }

.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.narrow { width: min(calc(100% - 40px), 800px); margin-inline: auto; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 1000; padding: 10px 14px; transform: translateY(-150%); background: var(--white); color: var(--ink-950); border-radius: 8px; }
.skip-link:focus { transform: translateY(0); }
.eyebrow { margin-bottom: 12px; color: var(--red); font-size: .75rem; font-weight: 850; letter-spacing: .16em; text-transform: uppercase; }
.muted { color: var(--ink-600); }

.notice-bar { background: var(--red-dark); color: #fff; font-size: .78rem; font-weight: 700; letter-spacing: .03em; text-align: center; padding: 7px 18px; }
.site-header { position: sticky; top: 0; z-index: 50; border-bottom: 1px solid var(--line); background: rgba(247, 243, 235, .94); backdrop-filter: blur(16px); }
.header-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; }
.brand-mark { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; background: var(--red); color: #fff; font-family: var(--serif); font-weight: 800; }
.brand-copy { display: grid; line-height: 1.05; }
.brand-copy strong { font-family: var(--serif); font-size: 1.25rem; }
.brand-copy small { margin-top: 6px; color: var(--ink-600); font-size: .58rem; letter-spacing: .14em; }
.site-nav { display: flex; align-items: center; gap: 4px; }
.site-nav a { padding: 9px 12px; border-radius: 999px; color: var(--ink-700); font-size: .88rem; font-weight: 750; text-decoration: none; }
.site-nav a:hover, .site-nav a[aria-current="page"] { background: var(--white); color: var(--red-dark); }
.nav-cta { border: 1px solid var(--red) !important; color: var(--red-dark) !important; }
.mobile-nav { display: none; position: relative; }
.mobile-nav summary { cursor: pointer; list-style: none; padding: 8px 13px; border: 1px solid var(--line); border-radius: 999px; font-weight: 800; }
.mobile-nav summary::-webkit-details-marker { display: none; }
.mobile-nav nav { position: absolute; right: 0; top: 48px; width: 250px; display: grid; padding: 10px; border: 1px solid var(--line); border-radius: 14px; background: var(--white); box-shadow: var(--shadow); }
.mobile-nav a { padding: 11px 12px; border-radius: 9px; text-decoration: none; font-weight: 700; }
.mobile-nav a:hover { background: var(--paper-2); }

.hero { position: relative; min-height: min(780px, 84vh); display: grid; align-items: end; overflow: hidden; background: var(--ink-950); color: #fff; }
.hero-media { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8,19,33,.97) 0%, rgba(8,19,33,.82) 34%, rgba(8,19,33,.22) 66%, rgba(8,19,33,.1) 100%), linear-gradient(0deg, rgba(8,19,33,.88), transparent 45%); }
.hero-inner { position: relative; z-index: 1; padding-block: clamp(76px, 12vw, 150px) 80px; }
.hero-copy { max-width: 660px; }
.hero .eyebrow { color: #f2a896; }
.hero h1 { margin-bottom: 22px; }
.hero-lead { max-width: 650px; color: rgba(255,255,255,.86); font-size: clamp(1.05rem, 1.8vw, 1.3rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 30px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 12px 18px; border: 1px solid transparent; border-radius: 999px; font-weight: 820; text-decoration: none; transition: transform .18s ease, background .18s ease; }
.button:hover { transform: translateY(-2px); }
.button-red { background: var(--red); color: #fff; }
.button-red:hover { background: #ca453b; }
.button-light { border-color: rgba(255,255,255,.45); background: rgba(255,255,255,.08); color: #fff; }
.button-dark { background: var(--ink-900); color: #fff; }
.button-outline { border-color: var(--line); background: transparent; color: var(--ink-900); }
.hero-facts { display: flex; flex-wrap: wrap; gap: 8px; margin: 28px 0 0; padding: 0; list-style: none; }
.hero-facts li { padding: 6px 10px; border: 1px solid rgba(255,255,255,.24); border-radius: 999px; color: rgba(255,255,255,.8); font-size: .76rem; }

.section { padding-block: clamp(72px, 9vw, 120px); }
.section-alt { background: var(--white); }
.section-dark { background: var(--ink-900); color: #fff; }
.section-compact { padding-block: 58px; }
.section-head { max-width: 790px; margin-bottom: 40px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head h2 { margin-bottom: 14px; }
.section-head > p:last-child { color: var(--ink-600); font-size: 1.05rem; }
.section-dark .section-head > p:last-child { color: rgba(255,255,255,.7); }
.grid-2, .grid-3, .grid-4 { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0,1fr)); }

.card { position: relative; min-height: 230px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--white); box-shadow: var(--shadow-soft); }
.card h3 { margin-bottom: 10px; font-size: 1.25rem; }
.card p { color: var(--ink-600); }
.card .text-link { margin-top: auto; }
.card-kicker { display: inline-flex; margin-bottom: 32px; color: var(--red); font-size: .72rem; font-weight: 850; letter-spacing: .12em; }
.card-icon { width: 45px; height: 45px; display: grid; place-items: center; margin-bottom: 24px; border-radius: 13px; background: var(--red-soft); color: var(--red-dark); font-weight: 900; }
.text-link { color: var(--red-dark); font-weight: 820; text-decoration-thickness: 1px; }
.category-card { display: flex; min-height: 290px; flex-direction: column; overflow: hidden; }
.category-card::before { content: ""; height: 5px; position: absolute; top: 0; left: 0; right: 0; background: var(--red); }
.category-card:nth-child(3n+2)::before { background: var(--cyan); }
.category-card:nth-child(3n+3)::before { background: var(--amber); }

.work-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 20px; }
.work-card { position: relative; display: flex; min-height: 390px; flex-direction: column; padding: 30px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--white); box-shadow: var(--shadow-soft); }
.work-card::after { content: attr(data-index); position: absolute; right: 20px; top: 4px; color: rgba(13,27,42,.045); font-family: var(--serif); font-size: 6rem; font-weight: 900; line-height: 1; }
.work-card h3 { position: relative; z-index: 1; margin: 8px 0 3px; padding-right: 52px; font-family: var(--serif); font-size: 1.48rem; }
.work-original { color: var(--ink-600); font-size: .8rem; letter-spacing: .03em; }
.work-meta { display: flex; flex-wrap: wrap; gap: 7px; margin: 20px 0 14px; }
.work-meta span { padding: 4px 8px; border-radius: 999px; background: var(--paper-2); color: var(--ink-600); font-size: .7rem; font-weight: 750; }
.work-card > p { color: var(--ink-700); }
.work-why { margin-top: auto; padding: 16px; border-radius: 11px; background: var(--cyan-soft); color: var(--ink-700); font-size: .87rem; }
.work-why strong { display: block; margin-bottom: 4px; color: var(--ink-950); }
.work-availability { margin: 14px 0 0; color: var(--ink-600) !important; font-size: .8rem; }
.work-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 15px; font-size: .83rem; font-weight: 800; }
.curation-note { margin-top: 28px; }

.split { display: grid; grid-template-columns: minmax(0,1.05fr) minmax(320px,.75fr); gap: clamp(36px, 7vw, 90px); align-items: start; }
.feature-panel { padding: clamp(28px, 4vw, 48px); border-radius: var(--radius-lg); background: var(--ink-900); color: #fff; box-shadow: var(--shadow); }
.feature-panel p { color: rgba(255,255,255,.72); }
.fact-list { display: grid; gap: 12px; margin: 24px 0 0; padding: 0; list-style: none; }
.fact-list li { padding: 14px 0; border-top: 1px solid rgba(255,255,255,.16); }
.fact-list strong { display: block; color: #fff; }
.fact-list span { color: rgba(255,255,255,.65); font-size: .9rem; }

.page-hero { position: relative; overflow: hidden; padding-block: 82px 70px; background: var(--ink-900); color: #fff; }
.page-hero::after { content: "映像"; position: absolute; right: -10px; bottom: -70px; color: rgba(255,255,255,.04); font-family: var(--serif); font-size: clamp(9rem, 24vw, 22rem); line-height: 1; }
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { max-width: 900px; margin-bottom: 20px; font-size: clamp(2.3rem, 5vw, 4.8rem); }
.page-lead { max-width: 780px; color: rgba(255,255,255,.76); font-size: 1.13rem; }
.page-actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 24px; }
.page-meta { margin-top: 22px; color: rgba(255,255,255,.57); font-size: .83rem; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; color: rgba(255,255,255,.63); font-size: .82rem; }
.breadcrumbs a { color: #fff; }

.article-layout { display: grid; grid-template-columns: 220px minmax(0, 780px); gap: 54px; align-items: start; justify-content: center; }
.toc { position: sticky; top: 104px; display: grid; gap: 3px; padding: 16px; border: 1px solid var(--line); border-radius: 15px; background: var(--white); }
.toc strong { padding: 8px 10px 12px; font-family: var(--serif); }
.toc a { padding: 8px 10px; border-radius: 8px; color: var(--ink-600); font-size: .84rem; text-decoration: none; }
.toc a:hover { background: var(--paper-2); color: var(--red-dark); }
.prose { min-width: 0; }
.prose > section + section { margin-top: 64px; }
.prose h2 { margin-bottom: 18px; font-size: clamp(1.65rem, 3vw, 2.45rem); }
.prose h3 { margin-top: 28px; font-size: 1.2rem; }
.prose p, .prose li { color: var(--ink-700); }
.prose a { color: var(--red-dark); }
.prose ul, .prose ol { padding-left: 1.4rem; }
.prose li + li { margin-top: 9px; }
.lead-box { padding: clamp(24px, 4vw, 40px); border-left: 5px solid var(--red); border-radius: 0 var(--radius-md) var(--radius-md) 0; background: var(--white); box-shadow: var(--shadow-soft); }
.lead-box p:last-child { margin-bottom: 0; }
.notice { padding: 20px 22px; border: 1px solid rgba(183,55,47,.25); border-radius: 14px; background: var(--red-soft); color: var(--ink-800); }
.notice.info { border-color: rgba(79,135,145,.3); background: var(--cyan-soft); }
.notice strong { color: var(--ink-950); }
.check-list { display: grid; gap: 12px; padding: 0 !important; list-style: none; }
.check-list li { position: relative; padding: 16px 18px 16px 48px; border: 1px solid var(--line); border-radius: 12px; background: var(--white); }
.check-list li::before { content: "✓"; position: absolute; left: 17px; top: 15px; width: 22px; height: 22px; display: grid; place-items: center; border-radius: 50%; background: var(--cyan-soft); color: #28616a; font-weight: 900; }
.steps { counter-reset: steps; display: grid; gap: 14px; padding: 0 !important; list-style: none; }
.steps li { counter-increment: steps; position: relative; min-height: 76px; padding: 18px 18px 18px 72px; border: 1px solid var(--line); border-radius: 14px; background: var(--white); }
.steps li::before { content: counter(steps, decimal-leading-zero); position: absolute; top: 17px; left: 18px; color: var(--red); font-weight: 900; letter-spacing: .08em; }
.steps strong { display: block; color: var(--ink-950); }
.steps p { margin: 4px 0 0; }

.table-wrap { max-width: 100%; overflow-x: auto; border: 1px solid var(--line); border-radius: 14px; background: var(--white); }
table { width: 100%; border-collapse: collapse; min-width: 620px; }
caption { padding: 13px 16px; color: var(--ink-600); font-size: .82rem; text-align: left; }
th, td { padding: 15px 17px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { background: var(--paper-2); color: var(--ink-800); font-size: .79rem; letter-spacing: .03em; }
td { color: var(--ink-700); font-size: .92rem; }
tr:last-child td { border-bottom: 0; }
.badge { display: inline-flex; align-items: center; padding: 4px 9px; border-radius: 999px; background: var(--cyan-soft); color: #285e66; font-size: .72rem; font-weight: 850; }
.badge.red { background: var(--red-soft); color: var(--red-dark); }

.service-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 18px; }
.service-card { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--white); }
.service-top { display: flex; align-items: start; justify-content: space-between; gap: 12px; }
.service-card h3 { margin-bottom: 6px; font-family: var(--serif); font-size: 1.3rem; }
.service-domain { color: var(--ink-600); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .72rem; }
.service-card p { margin-top: 14px; color: var(--ink-600); }
.service-card a { color: var(--red-dark); font-weight: 800; }
.service-facts { display: grid; gap: 0; margin: 20px 0; }
.service-facts > div { display: grid; grid-template-columns: 88px 1fr; gap: 12px; padding: 9px 0; border-top: 1px solid var(--line); }
.service-facts dt { color: var(--ink-600); font-size: .74rem; font-weight: 800; }
.service-facts dd { margin: 0; color: var(--ink-800); font-size: .83rem; }
.service-links { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: .84rem; }
.filter-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.filter-row span { padding: 7px 10px; border: 1px solid var(--line); border-radius: 999px; background: var(--white); color: var(--ink-600); font-size: .78rem; }

.section-action { margin-top: 30px; }
.related-links { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 14px; margin-top: 30px; }
.related-links a { display: grid; gap: 6px; min-height: 118px; padding: 22px; border: 1px solid var(--line); border-radius: 14px; background: var(--white); color: var(--ink-900); text-decoration: none; box-shadow: var(--shadow-soft); transition: transform .18s ease, border-color .18s ease; }
.related-links a:hover { border-color: rgba(183,55,47,.45); transform: translateY(-2px); }
.related-links span { color: var(--red); font-size: .7rem; font-weight: 850; letter-spacing: .09em; text-transform: uppercase; }
.related-links strong { line-height: 1.45; }
.contact-notes { margin-top: 48px; }
.footer-brand { color: #fff; }

.method-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 14px; }
.method-grid article { padding: 22px; border-top: 3px solid var(--red); background: rgba(255,255,255,.07); border-radius: 4px 4px 14px 14px; }
.method-grid article:nth-child(2) { border-color: var(--cyan); }
.method-grid article:nth-child(3) { border-color: var(--amber); }
.method-grid h3 { margin-bottom: 8px; color: #fff; }
.method-grid p { margin-bottom: 0; color: rgba(255,255,255,.66); font-size: .9rem; }

.update-list { display: grid; gap: 16px; }
.update-item { display: grid; grid-template-columns: 130px 1fr; gap: 22px; padding: 24px 0; border-top: 1px solid var(--line); }
.update-item time { color: var(--red); font-weight: 850; }
.update-item h2 { margin-bottom: 9px; font-size: 1.55rem; }
.contact-card { padding: 34px; border-radius: var(--radius-lg); background: var(--white); box-shadow: var(--shadow-soft); }

.site-footer { padding-block: 62px 26px; background: var(--ink-950); color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 48px; }
.footer-copy { max-width: 500px; margin-top: 18px; color: rgba(255,255,255,.58); }
.footer-title { margin-bottom: 14px; font-family: var(--serif); font-size: 1.05rem; }
.footer-links { display: grid; gap: 7px; padding: 0; list-style: none; }
.footer-links a { color: rgba(255,255,255,.68); font-size: .88rem; text-decoration: none; }
.footer-links a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 46px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.12); color: rgba(255,255,255,.45); font-size: .76rem; }

.error-page { min-height: 60vh; display: grid; place-items: center; text-align: center; }
.error-page h1 { margin-bottom: 12px; color: var(--red); }

@media (max-width: 980px) {
  .site-nav { display: none; }
  .mobile-nav { display: block; }
  .grid-4, .method-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .grid-3, .work-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .related-links { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .article-layout { grid-template-columns: 1fr; }
  .toc { position: static; display: flex; flex-wrap: wrap; }
  .toc strong { width: 100%; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > :first-child { grid-column: 1 / -1; }
}

@media (max-width: 680px) {
  .container, .narrow { width: min(calc(100% - 28px), var(--container)); }
  .notice-bar { font-size: .7rem; }
  .header-inner { min-height: 66px; }
  .brand-copy small { display: none; }
  .hero { min-height: 720px; align-items: end; }
  .hero-media { object-position: 64% center; opacity: .72; }
  .hero::after { background: linear-gradient(0deg, rgba(8,19,33,.98) 0%, rgba(8,19,33,.82) 55%, rgba(8,19,33,.28) 100%); }
  .hero-inner { padding-block: 90px 52px; }
  .hero h1 { font-size: clamp(2.65rem, 14vw, 4.4rem); }
  .hero-actions .button, .page-actions .button { width: 100%; }
  .section { padding-block: 70px; }
  .grid-2, .grid-3, .grid-4, .service-grid, .method-grid, .work-grid { grid-template-columns: 1fr; }
  .card { min-height: 0; }
  .page-hero { padding-block: 58px 50px; }
  .page-hero::after { display: none; }
  .toc { flex-wrap: nowrap; overflow-x: auto; }
  .toc strong { display: none; }
  .toc a { flex: 0 0 auto; }
  .update-item { grid-template-columns: 1fr; gap: 4px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-grid > :first-child { grid-column: auto; }
  .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

@media print {
  .notice-bar, .site-header, .site-footer, .toc, .button { display: none !important; }
  body { background: #fff; color: #000; }
  .section { padding-block: 24px; }
  .page-hero { background: #fff; color: #000; padding-block: 30px; }
  .page-lead, .page-meta { color: #333; }
}