:root {
  color-scheme: dark;
  --bg: #101014;
  --panel: #17171d;
  --text: #f6f3ef;
  --muted: #a5a2aa;
  --red: #fa3448;
  --yellow: #ffd84d;
  --line: rgba(255,255,255,.12);
  --display: "Black Han Sans", Impact, sans-serif;
  --body: "Noto Sans KR", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--body); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.page-grain { position: fixed; inset: 0; z-index: 5; pointer-events: none; opacity: .08; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.28'/%3E%3C/svg%3E"); }
.site-header { height: 78px; padding: 0 7.5%; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; background: rgba(16,16,20,.88); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); }
.reading-progress { position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; overflow: hidden; pointer-events: none; }
.reading-progress-bar { display: block; width: 100%; height: 100%; background: var(--red); transform: scaleX(0); transform-origin: left; will-change: transform; }
.brand { display: inline-flex; align-items: center; gap: 9px; font-size: 13px; font-weight: 800; letter-spacing: .09em; }
.brand-mark { display: grid; place-items: center; width: 27px; height: 27px; border-radius: 50%; background: var(--red); color: white; font-size: 18px; }
.brand-dot { color: var(--red); }
.main-nav { display: flex; align-items: center; gap: 38px; font-size: 10px; font-weight: 700; letter-spacing: .12em; }
.main-nav a { transition: color .2s; }
.main-nav a:hover, .back-top:hover { color: var(--red); }
.main-nav .nav-contact { color: var(--yellow); }
.nav-contact span { margin-left: 6px; font-size: 14px; }
.menu-toggle { display: none; }
.intro { min-height: 650px; height: min(760px, calc(100svh - 78px)); max-height: 850px; padding: 0 10%; position: relative; overflow: hidden; display: flex; align-items: center; border-bottom: 1px solid var(--line); }
.intro-copy { position: relative; z-index: 2; padding-bottom: 27px; }
.eyebrow { font-size: 9px; font-weight: 800; letter-spacing: .19em; color: var(--muted); }
.intro .eyebrow { display: flex; align-items: center; gap: 9px; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--red); box-shadow: 0 0 12px var(--red); }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-family: var(--display); font-weight: 400; letter-spacing: -.025em; }
h1 { font-size: clamp(53px, 7.2vw, 94px); line-height: 1.19; margin: 25px 0 21px; }
.accent-text { color: var(--red); }
.hero-description { color: #c2bfc6; font-size: 13px; line-height: 2; }
.hero-description strong { color: white; }
.primary-button { display: inline-flex; align-items: center; gap: 27px; padding: 14px 19px; margin-top: 18px; background: var(--red); font-size: 11px; font-weight: 800; transition: transform .2s, background .2s; }
.primary-button:hover { transform: translateY(-3px); background: #ff4b5d; }
.primary-button span { font-size: 17px; }
.engineering-art { width: min(42vw, 490px); aspect-ratio: 1; position: absolute; right: 8%; top: 50%; transform: translateY(-48%); border-radius: 50%; display: grid; place-items: center; background: radial-gradient(circle at 48% 43%, #302330 0, #221c28 33%, #17141a 66%, transparent 67%); }
.engineering-art::before { content: ""; position: absolute; inset: 8%; border: 1px solid rgba(255,255,255,.11); border-radius: 50%; }
.engineering-art::after { content: ""; position: absolute; width: 141%; height: 1px; background: rgba(255,255,255,.11); transform: rotate(-43deg); }
.hero-sun { position: absolute; width: 52%; height: 52%; border-radius: 50%; background: #827089; opacity: .13; filter: blur(30px); }
.engineering-monogram { position: relative; z-index: 1; font-family: var(--display); font-size: clamp(110px, 18vw, 215px); letter-spacing: -.12em; color: #f7f0ea; text-shadow: 8px 8px 0 #806273; transform: rotate(-9deg); }
.engineering-monogram span { color: var(--yellow); font-size: .48em; vertical-align: top; text-shadow: 4px 4px 0 #806273; }
.art-orbit { position: absolute; border: 1px solid rgba(255,255,255,.2); border-radius: 50%; transform: rotate(-27deg); }
.orbit-one { inset: 19% -7%; }
.orbit-two { inset: -4% 30%; transform: rotate(32deg); border-style: dashed; opacity: .5; }
.art-caption { position: absolute; left: 20%; right: 17%; bottom: 17%; display: flex; justify-content: space-between; font-size: 8px; letter-spacing: .17em; color: #c9c4ca; }
.burst { position: absolute; z-index: 2; display: grid; place-items: center; width: 80px; height: 80px; border: 1px solid rgba(255,216,77,.7); border-radius: 50%; background: #211e27; color: var(--yellow); font-family: var(--display); text-align: center; }
.burst-top { top: 12%; right: 15%; font-size: 17px; transform: rotate(12deg); }
.burst-bottom { width: 77px; height: 77px; left: 4%; bottom: 15%; font-size: 12px; line-height: 1.05; transform: rotate(-13deg); }
.blueprint-decoration { position: absolute; width: 300px; height: 300px; opacity: .09; pointer-events: none; }
.web-one { top: -190px; right: -62px; background: repeating-conic-gradient(from 0deg at 50% 50%, transparent 0deg 14deg, #ddd 14.2deg 14.6deg, transparent 14.8deg 30deg); border-radius: 50%; }
.web-one::after { content: ""; position: absolute; inset: 22%; border: 1px solid #ddd; border-radius: 50%; box-shadow: 0 0 0 25px var(--bg), 0 0 0 26px #ddd, 0 0 0 52px var(--bg), 0 0 0 53px #ddd; }
.web-two { bottom: -237px; left: -220px; background: repeating-conic-gradient(transparent 0deg 14deg, #ddd 14.2deg 14.6deg, transparent 14.8deg 30deg); border-radius: 50%; }
.scroll-cue { position: absolute; bottom: 30px; left: 10%; display: flex; align-items: center; gap: 10px; font-size: 8px; letter-spacing: .17em; color: var(--muted); }
.scroll-cue span { width: 27px; height: 1px; background: var(--red); }
.folio-number { position: absolute; right: 5%; bottom: 30px; color: var(--muted); font-size: 8px; line-height: 1.7; letter-spacing: .14em; text-align: right; }
.issue-number strong { color: white; }
.section-wrap { padding-left: 10%; padding-right: 10%; }
.about { padding-top: 110px; padding-bottom: 120px; }
.section-label { display: flex; gap: 12px; align-items: center; padding-bottom: 17px; border-bottom: 1px solid var(--line); font-size: 9px; font-weight: 800; letter-spacing: .15em; color: var(--muted); }
.section-label span { color: var(--red); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 11%; padding-top: 63px; }
.red-eyebrow { color: var(--red); }
h2 { font-size: clamp(42px, 5.5vw, 68px); line-height: 1.25; margin: 15px 0 0; }
.about-copy { padding-top: 7px; }
.about-copy > p { font-size: 12px; color: #c2bfc6; line-height: 2.1; margin-bottom: 17px; word-break: keep-all; }
.identity-list { border-top: 1px solid var(--line); margin-top: 27px; }
.identity-list div { display: flex; justify-content: space-between; gap: 15px; border-bottom: 1px solid var(--line); padding: 13px 0; font-size: 10px; }
.identity-list span { color: var(--muted); font-size: 8px; letter-spacing: .15em; }
.identity-list strong { font-weight: 600; text-align: right; }
.writing-section { position: relative; overflow: hidden; padding: 90px 0 105px; background: #15151b; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.writing-section::after { content: ""; position: absolute; width: 390px; height: 390px; top: -215px; right: -125px; border: 1px solid rgba(250,52,72,.12); border-radius: 50%; box-shadow: 0 0 0 28px rgba(250,52,72,.025), 0 0 0 56px rgba(250,52,72,.035), 0 0 0 84px rgba(250,52,72,.025); pointer-events: none; }
.writing-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 11%; padding-top: 55px; }
.writing-heading { position: relative; }
.writing-heading h2 { font-size: clamp(42px, 5vw, 63px); }
.writing-emblem { position: relative; display: grid; place-items: center; width: 92px; height: 92px; margin-top: 31px; border: 1px solid rgba(250,52,72,.45); border-radius: 50%; color: var(--red); font-family: var(--display); transform: rotate(-9deg); }
.writing-emblem span { font-size: 18px; letter-spacing: .12em; }
.writing-emblem b { position: absolute; top: -15px; right: 3px; color: var(--yellow); font-family: Georgia, serif; font-size: 48px; font-weight: 400; }
.writing-copy { padding-top: 5px; }
.writing-copy > p { color: #c2bfc6; font-size: 12px; line-height: 2.1; margin-bottom: 17px; word-break: keep-all; }
.writing-copy > .writing-lead { color: var(--text); font-size: 15px; font-weight: 600; line-height: 1.95; }
.writer-link { display: flex; align-items: center; gap: 15px; margin-top: 27px; padding: 17px 18px; border: 1px solid rgba(250,52,72,.38); background: rgba(250,52,72,.055); transition: background .2s, border-color .2s, transform .2s; }
.writer-link:hover { transform: translateY(-3px); border-color: var(--red); background: rgba(250,52,72,.12); }
.writer-link.ebook-link { margin-top: 12px; border-color: rgba(255,216,77,.3); background: rgba(255,216,77,.035); }
.writer-link.ebook-link:hover { border-color: var(--yellow); background: rgba(255,216,77,.1); }
.writer-link.ebook-link .writer-link-icon { background: var(--yellow); color: var(--bg); }
.writer-link-icon { display: grid; place-items: center; flex: 0 0 38px; height: 38px; border-radius: 50%; background: var(--red); color: white; font-size: 19px; }
.writer-link > span:nth-child(2) { display: grid; gap: 5px; }
.writer-link small { color: var(--muted); font-size: 8px; font-weight: 700; letter-spacing: .15em; }
.writer-link strong { font-size: 11px; }
.writer-link-arrow { margin-left: auto; color: var(--yellow); font-size: 19px; }
.powers { background: #17171d; padding: 90px 0 110px; }
.powers-heading { display: flex; align-items: end; justify-content: space-between; padding: 44px 0 35px; }
.powers-heading h2 { font-size: clamp(38px, 4.7vw, 56px); }
.powers-heading > p { color: var(--muted); font-size: 11px; line-height: 1.9; text-align: right; margin: 0 0 7px; }
.power-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.power-card { min-height: 260px; position: relative; padding: 25px 24px; border: 1px solid var(--line); background: rgba(255,255,255,.015); transition: border-color .25s, background .25s, transform .25s, box-shadow .25s; }
.power-card:hover { transform: translateY(-5px); border-color: rgba(250,52,72,.55); background: rgba(250,52,72,.045); box-shadow: 0 16px 35px rgba(0,0,0,.2); }
.featured-card { background: #211a20; border-color: rgba(250,52,72,.48); transform: translateY(-8px); }
.featured-card:hover { transform: translateY(-13px); }
.card-number { color: var(--muted); font-size: 8px; letter-spacing: .16em; }
.power-icon { display: block; margin: 24px 0 15px; color: var(--red); font-size: 27px; }
.power-card h3 { font-family: var(--display); font-size: 24px; font-weight: 400; line-height: 1.45; margin-bottom: 11px; }
.power-card p { margin: 0; color: var(--muted); font-size: 10px; line-height: 1.9; word-break: keep-all; }
.contact { padding-top: 100px; padding-bottom: 100px; }
.contact-panel { position: relative; overflow: hidden; min-height: 355px; padding: 58px 8%; background: #21171d; border: 1px solid rgba(250,52,72,.24); }
.contact-panel > :not(.contact-web) { position: relative; z-index: 1; }
.contact-panel .eyebrow { color: var(--red); }
.contact-panel h2 { font-size: clamp(43px, 5.2vw, 64px); }
.contact-description { color: var(--muted); font-size: 11px; margin: 15px 0 0; }
.contact-panel .primary-button { margin-top: 22px; }
.contact-copy-row { display: flex; align-items: center; flex-wrap: wrap; gap: 10px 14px; margin-top: 19px; }
.contact-email { color: #e5e0e5; font-size: 11px; letter-spacing: .03em; }
.copy-email-button { padding: 8px 11px; border: 1px solid rgba(255,255,255,.2); background: rgba(255,255,255,.04); color: var(--text); font-size: 10px; cursor: pointer; transition: border-color .2s, background .2s, color .2s; }
.copy-email-button:hover, .copy-email-button:focus-visible { border-color: var(--red); background: rgba(250,52,72,.12); }
.copy-status { min-height: 1em; color: var(--yellow); font-size: 10px; }
.copy-email-button:focus-visible, .back-to-top-button:focus-visible { outline: 2px solid var(--yellow); outline-offset: 3px; }
.contact-web { position: absolute; width: 390px; height: 390px; right: 1%; top: -32%; opacity: .22; border-radius: 50%; background: repeating-conic-gradient(transparent 0deg 14deg, #ad5660 14.2deg 14.6deg, transparent 14.8deg 30deg); }
.contact-web::after { content: ""; position: absolute; inset: 20%; border: 1px solid #ad5660; border-radius: 50%; box-shadow: 0 0 0 26px #21171d, 0 0 0 27px #ad5660, 0 0 0 53px #21171d, 0 0 0 54px #ad5660; }
.contact-stamp { position: absolute !important; right: 11%; bottom: 13%; color: rgba(255,255,255,.55); font-family: var(--display); font-size: 15px; line-height: 1.1; text-align: center; transform: rotate(-10deg); }
.guestbook { padding-top: 0; padding-bottom: 90px; }
.guestbook-panel { padding: 42px clamp(22px, 6vw, 72px); border: 1px solid var(--line); background: var(--panel); }
.guestbook-panel h2 { margin: 22px 0 8px; font-size: clamp(34px, 5vw, 52px); }
.guestbook-notice { color: var(--muted); font-size: 11px; }
.comment-form { display: grid; grid-template-columns: 100px minmax(0, 1fr); gap: 11px 14px; margin-top: 24px; }
.comment-form label { align-self: start; padding-top: 10px; color: #ded9df; font-size: 11px; }
.comment-form input, .comment-form textarea { width: 100%; padding: 11px 13px; border: 1px solid var(--line); background: #111116; color: var(--text); font: inherit; font-size: 12px; }
.comment-form textarea { min-height: 100px; resize: vertical; }
.comment-form input:focus, .comment-form textarea:focus { outline: 1px solid var(--red); border-color: var(--red); }
.comment-form-footer { grid-column: 2; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.comment-form-footer .primary-button { margin-top: 0; border: 0; color: white; cursor: pointer; }
#comment-status { color: var(--yellow); font-size: 10px; }
.comment-list-heading { display: flex; align-items: center; gap: 10px; margin-top: 38px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.comment-list-heading h3 { margin: 0; font-size: 15px; }
#comment-count { display: grid; place-items: center; min-width: 22px; height: 22px; border-radius: 50%; background: rgba(250,52,72,.16); color: var(--red); font-size: 10px; }
.comment-list { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; }
.comment-item { position: relative; padding: 18px 46px 18px 0; border-bottom: 1px solid var(--line); }
.comment-item-header { display: flex; align-items: center; gap: 12px; }
.comment-item-header strong { font-size: 12px; }
.comment-item-header time { color: var(--muted); font-size: 10px; }
.comment-item > p { margin: 8px 0 0; color: #d0ccd2; font-size: 12px; line-height: 1.8; white-space: pre-wrap; overflow-wrap: anywhere; }
.comment-delete { position: absolute; top: 17px; right: 0; padding: 5px 8px; border: 1px solid var(--line); background: transparent; color: var(--muted); font-size: 10px; cursor: pointer; }
.comment-delete:hover, .comment-delete:focus-visible { border-color: var(--red); color: var(--text); }
.comment-empty { padding: 22px 0; color: var(--muted); font-size: 11px; }
.site-footer { min-height: 80px; padding: 20px 7.5%; border-top: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.site-footer .brand { font-size: 10px; }
.site-footer .brand-mark { width: 22px; height: 22px; font-size: 15px; }
.site-footer p, .back-top { color: var(--muted); font-size: 8px; letter-spacing: .1em; margin: 0; }
.back-top { transition: color .2s; }
.back-to-top-button { position: fixed; right: 24px; bottom: 24px; z-index: 8; display: grid; place-items: center; width: 46px; height: 46px; border: 1px solid rgba(255,255,255,.2); border-radius: 50%; background: rgba(23,23,29,.92); color: var(--text); font-size: 22px; cursor: pointer; opacity: 0; visibility: hidden; transform: translateY(10px); transition: opacity .2s, visibility .2s, transform .2s, background .2s, border-color .2s; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.back-to-top-button.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top-button:hover { border-color: var(--red); background: var(--red); }
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .65s ease, transform .65s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (min-width: 1400px) { .intro { padding-left: calc((100vw - 1120px)/2); } .scroll-cue { left: calc((100vw - 1120px)/2); } }
@media (max-width: 800px) {
  .site-header { height: 68px; padding: 0 6%; }
  .menu-toggle { width: 38px; height: 38px; display: grid; align-content: center; justify-items: center; gap: 6px; border: 1px solid var(--line); background: transparent; color: white; cursor: pointer; }
  .menu-toggle span { width: 15px; height: 1px; background: currentColor; transition: transform .2s; }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  .main-nav { position: absolute; top: 67px; left: 0; right: 0; display: none; gap: 0; flex-direction: column; align-items: stretch; padding: 9px 6% 17px; background: #141419; border-bottom: 1px solid var(--line); }
  .main-nav.is-open { display: flex; }
  .main-nav a { padding: 13px 0; border-bottom: 1px solid var(--line); }
  .main-nav a:last-child { border: 0; }
  .intro { min-height: 710px; height: calc(100svh - 68px); max-height: 850px; padding: 0 7%; align-items: flex-start; }
  .intro-copy { padding-top: 13vh; }
  .engineering-art { width: min(70vw, 390px); top: auto; right: 4%; bottom: 0; transform: none; opacity: .82; }
  .intro-copy { z-index: 3; }
  h1 { font-size: clamp(53px, 11vw, 78px); }
  .hero-description { font-size: 12px; }
  .scroll-cue { left: 7%; bottom: 23px; }
  .folio-number { right: 7%; bottom: 23px; }
  .section-wrap { padding-left: 7%; padding-right: 7%; }
  .about { padding-top: 80px; padding-bottom: 85px; }
  .about-grid { grid-template-columns: 1fr; gap: 28px; padding-top: 40px; }
  .about-grid h2 br { display: none; }
  .writing-section { padding: 72px 0 78px; }
  .writing-grid { grid-template-columns: 1fr; gap: 23px; padding-top: 40px; }
  .writing-emblem { width: 72px; height: 72px; margin-top: 20px; }
  .writing-emblem span { font-size: 15px; }
  .writing-emblem b { font-size: 40px; }
  .powers { padding: 72px 0 80px; }
  .power-cards { grid-template-columns: 1fr; gap: 11px; }
  .power-card { min-height: auto; padding: 23px; }
  .featured-card, .featured-card:hover { transform: none; }
  .power-icon { margin: 15px 0 8px; }
  .power-card h3 br { display: none; }
  .contact { padding-top: 70px; padding-bottom: 70px; }
  .contact-panel { padding: 45px 7%; }
  .contact-stamp { right: 7%; bottom: 8%; }
  .guestbook { padding-bottom: 65px; }
  .guestbook-panel { padding: 30px 7%; }
  .comment-form { grid-template-columns: 1fr; gap: 7px; }
  .comment-form label { padding-top: 4px; }
  .comment-form-footer { grid-column: 1; align-items: flex-start; flex-direction: column; }
  .back-to-top-button { right: 16px; bottom: 16px; width: 42px; height: 42px; }
}
@media (max-width: 480px) {
  .intro { min-height: 680px; }
  .intro-copy { padding-top: 12vh; }
  .intro .eyebrow { font-size: 7px; }
  h1 { font-size: 51px; }
  .engineering-art { width: 83vw; right: -7%; bottom: 4%; }
  .burst-top { width: 65px; height: 65px; }
  .burst-bottom { width: 62px; height: 62px; font-size: 10px; }
  .desktop-break { display: none; }
  .powers-heading { align-items: flex-start; gap: 10px; flex-direction: column; }
  .powers-heading > p { text-align: left; }
  .writer-link { gap: 11px; padding: 14px 12px; }
  .writer-link strong { font-size: 10px; }
  .contact-stamp { font-size: 11px; }
  .site-footer { flex-wrap: wrap; padding: 20px 6%; }
  .site-footer p { order: 3; width: 100%; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; } .reveal { opacity: 1; transform: none; } }