:root {
  --orange: #f45b12;
  --orange-bright: #ff681d;
  --ink: #11100f;
  --paper: #f4f1ea;
  --white: #fff;
  --muted: #afa99f;
  --line: rgba(17, 16, 15, .18);
  --max: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Noto Sans KR", sans-serif;
  font-size: 16px;
  line-height: 1.72;
  word-break: keep-all;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
.skip-link { position: fixed; z-index: 1000; top: -80px; left: 20px; padding: 10px 16px; background: #fff; color: #000; }
.skip-link:focus { top: 20px; }
.section-pad { padding: 128px max(6vw, calc((100vw - var(--max)) / 2)); }
.section-label { display: flex; gap: 18px; align-items: center; font: 700 .82rem/1 "Space Grotesk", sans-serif; letter-spacing: .18em; text-transform: uppercase; }
.section-label span { color: var(--orange); }
.display { margin: 0; font-size: clamp(3rem, 6.1vw, 6.4rem); line-height: 1.08; letter-spacing: -.07em; }

.site-header {
  position: fixed; z-index: 50; top: 0; left: 0; width: 100%;
  color: white; transition: background .3s, color .3s, transform .3s;
}
.site-header.scrolled { background: rgba(244,241,234,.94); color: var(--ink); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.nav-wrap { width: min(var(--max), 88vw); height: 92px; margin: auto; display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 11px; font-family: "Space Grotesk", sans-serif; line-height: 1; }
.brand-mark { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; color: var(--ink); background: var(--orange); font-weight: 700; }
.brand strong { display: block; font-size: 1.2rem; letter-spacing: .05em; }
.brand small { display: block; margin-top: 5px; font-size: .6rem; letter-spacing: .18em; }
.site-nav { display: flex; gap: 34px; align-items: center; font-weight: 600; font-size: .9rem; }
.site-nav a:not(.nav-cta) { border-bottom: 1px solid transparent; }
.site-nav a:not(.nav-cta):hover { border-color: currentColor; }
.nav-cta { padding: 11px 20px; border: 1px solid currentColor; border-radius: 100px; }
.menu-button { display: none; background: none; border: 0; padding: 12px; }

.hero { position: relative; min-height: 100svh; display: flex; align-items: flex-end; color: white; overflow: hidden; background: #080706; }
.hero-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 56% center; }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(5,4,3,.96) 0%, rgba(5,4,3,.78) 34%, rgba(5,4,3,.14) 73%), linear-gradient(0deg, rgba(0,0,0,.45), transparent 35%); }
.hero-content { position: relative; z-index: 2; width: min(var(--max), 88vw); margin: 0 auto; padding: 170px 0 10vh; }
.eyebrow { font: 700 .75rem/1.4 "Space Grotesk", sans-serif; letter-spacing: .2em; text-transform: uppercase; }
.hero h1 { margin: 26px 0; max-width: 820px; font-size: clamp(3.5rem, 7.2vw, 7.5rem); line-height: 1.03; letter-spacing: -.075em; }
.hero h1 em { color: var(--orange-bright); font-style: normal; }
.hero-lead { font-size: clamp(1.05rem, 1.7vw, 1.35rem); margin-bottom: 34px; }
.button { display: inline-flex; gap: 24px; justify-content: space-between; align-items: center; padding: 15px 20px; min-width: 230px; font-size: .9rem; font-weight: 700; border-radius: 2px; transition: transform .2s, background .2s; }
.button:hover { transform: translateY(-3px); }
.button-light { background: white; color: var(--ink); }
.button-dark { background: var(--ink); color: white; }
.hero-side { position: absolute; right: 24px; bottom: 50%; z-index: 2; margin: 0; writing-mode: vertical-rl; font: 700 .65rem/1 "Space Grotesk", sans-serif; letter-spacing: .2em; }

.intro { background: var(--paper); }
.intro-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 9vw; align-items: end; margin-top: 64px; }
.intro .display span { color: var(--orange); }
.intro-copy { max-width: 540px; }
.intro-copy .lead { font-size: 1.3rem; font-weight: 600; line-height: 1.65; }
.intro-copy p:last-child { color: #5b5752; }
.date-band { margin-top: 120px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 38px 0; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 34px; }
.date-band > div:not(.date-line) { display: flex; gap: 16px; align-items: center; }
.date-band b { color: var(--orange); font: 700 clamp(3.5rem,6vw,5.8rem)/.8 "Space Grotesk", sans-serif; }
.date-band span { font-size: .72rem; line-height: 1.5; letter-spacing: .04em; }
.date-line { display: flex; gap: 15px; align-items: center; color: #777168; text-align: center; font: 700 .7rem/1 "Space Grotesk", sans-serif; letter-spacing: .14em; }
.date-line i { height: 1px; flex: 1; background: var(--line); }

.action-section { background: var(--ink); color: white; }
.action-head { padding-bottom: 88px; }
.action-head .display { margin-top: 64px; max-width: 1050px; }
.action-cards { display: grid; grid-template-columns: repeat(3, 1fr); }
.action-card { min-height: 640px; padding: 48px max(4vw, 42px); border-top: 1px solid rgba(255,255,255,.2); border-right: 1px solid rgba(255,255,255,.2); display: flex; flex-direction: column; justify-content: space-between; }
.action-card > p { font: 600 .8rem/1 "Space Grotesk",sans-serif; }
.action-card h3 { margin: auto 0; font-size: clamp(2rem,3vw,3.5rem); line-height: 1.15; letter-spacing: -.055em; }
.action-card div { display: grid; gap: 10px; color: var(--muted); font-size: .85rem; }
.action-card div span::before { content: "—"; margin-right: 8px; }
.action-card-orange { color: var(--ink); background: var(--orange); }
.action-card-orange div { color: #3d1706; }

.facts { display: grid; grid-template-columns: .8fr 1.2fr; gap: 8vw; background: white; }
.facts-title .display { margin-top: 55px; font-size: clamp(3rem,5vw,5.2rem); position: sticky; top: 140px; }
.fact { padding: 32px 0 44px; border-top: 1px solid var(--line); display: grid; grid-template-columns: .8fr 1fr; gap: 36px; align-items: end; }
.fact:last-child { border-bottom: 1px solid var(--line); }
.fact strong { color: var(--orange); font: 700 clamp(2.6rem,4.8vw,5.2rem)/.9 "Space Grotesk", sans-serif; letter-spacing: -.06em; }
.fact p { margin: 0; color: #504c47; }

.manifesto { min-height: 760px; position: relative; display: flex; align-items: center; background: var(--orange); overflow: hidden; }
.manifesto-word { position: absolute; left: -1vw; top: 50%; transform: translateY(-52%); color: rgba(20,12,6,.09); font: 700 clamp(10rem,24vw,25rem)/.8 "Space Grotesk", sans-serif; letter-spacing: -.1em; white-space: nowrap; }
.manifesto-copy { position: relative; z-index: 1; margin-left: auto; width: min(700px, 70vw); }
.manifesto-copy h2 { margin: 18px 0 30px; font-size: clamp(3.2rem,6.4vw,7rem); line-height: 1; letter-spacing: -.075em; }
.manifesto-copy p:last-child { max-width: 580px; font-size: 1.08rem; }

.principles { background: var(--paper); }
.principles-head { display: grid; grid-template-columns: .8fr 1.2fr; gap: 8vw; }
.principles-head .display { font-size: clamp(3rem,5vw,5.2rem); }
.principle-grid { margin-top: 92px; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.principle-grid div { min-height: 190px; padding: 24px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); display: flex; flex-direction: column; justify-content: space-between; }
.principle-grid b { color: var(--orange); font: 600 .75rem/1 "Space Grotesk", sans-serif; }
.principle-grid span { font-weight: 700; font-size: 1.05rem; }

.join { color: white; background: #0d0c0b; }
.join-inner { min-height: 720px; display: flex; flex-direction: column; justify-content: center; background: radial-gradient(circle at 85% 20%, rgba(244,91,18,.22), transparent 35%); }
.join h2 { margin: 30px 0; max-width: 1000px; font-size: clamp(4rem,8vw,8.5rem); line-height: .98; letter-spacing: -.08em; }
.join > div > p:not(.eyebrow) { max-width: 660px; color: #c7c1b8; font-size: 1.05rem; }
.join-buttons { margin-top: 35px; display: flex; align-items: center; gap: 32px; }
.join .button-dark { color: var(--ink); background: var(--orange); }
.text-link { padding-bottom: 5px; border-bottom: 1px solid currentColor; font-size: .9rem; font-weight: 600; }

footer { padding: 46px max(6vw, calc((100vw - var(--max))/2)); color: #aaa49b; background: #050505; display: grid; grid-template-columns: auto 1fr auto; gap: 40px; align-items: center; font-size: .75rem; }
.footer-brand { color: white; font-family: "Space Grotesk",sans-serif; }
.footer-brand strong { display: block; font-size: 1.1rem; }
.footer-brand span { letter-spacing: .12em; }
.footer-note { text-align: right; }

.reveal { opacity: 0; transform: translateY(28px); transition: opacity .65s ease, transform .65s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 900px) {
  .section-pad { padding: 92px 7vw; }
  .nav-wrap { height: 72px; width: 86vw; }
  .menu-button { display: block; color: inherit; }
  .menu-button i { display: block; width: 25px; height: 1px; margin: 7px 0; background: currentColor; }
  .site-nav { position: fixed; inset: 72px 0 auto; display: none; padding: 26px 7vw 34px; background: var(--paper); color: var(--ink); flex-direction: column; align-items: stretch; gap: 22px; border-bottom: 1px solid var(--line); }
  .site-nav.open { display: flex; }
  .nav-cta { text-align: center; }
  .hero-content { width: 86vw; padding-bottom: 9vh; }
  .hero h1 { font-size: clamp(3.2rem, 13vw, 5.8rem); }
  .hero-side { display: none; }
  .intro-grid, .facts, .principles-head { grid-template-columns: 1fr; gap: 55px; }
  .intro-copy { max-width: none; }
  .date-band { grid-template-columns: 1fr 1fr; }
  .date-line { grid-row: 2; grid-column: 1 / -1; }
  .action-cards { grid-template-columns: 1fr; }
  .action-card { min-height: 460px; border-right: 0; }
  .facts-title .display { position: static; }
  .fact { grid-template-columns: 1fr; gap: 20px; }
  .manifesto-copy { width: 100%; margin: 0; }
  .principle-grid { grid-template-columns: repeat(2, 1fr); }
  footer { grid-template-columns: 1fr; gap: 12px; }
  .footer-note { text-align: left; }
}

@media (max-width: 520px) {
  body { word-break: normal; }
  .display { font-size: 2.9rem; }
  .hero-image { object-position: 65% center; }
  .hero-shade { background: linear-gradient(90deg, rgba(5,4,3,.95), rgba(5,4,3,.38)), linear-gradient(0deg, rgba(0,0,0,.6), transparent); }
  .hero h1 { font-size: 3.35rem; }
  .hero-lead { max-width: 280px; }
  .date-band > div:not(.date-line) { align-items: flex-start; }
  .date-band b { font-size: 3.2rem; }
  .action-card { min-height: 420px; padding: 36px 7vw; }
  .manifesto { min-height: 650px; }
  .manifesto-copy h2 { font-size: 3.5rem; }
  .principle-grid { grid-template-columns: 1fr; }
  .principle-grid div { min-height: 130px; }
  .join h2 { font-size: 3.8rem; }
  .join-buttons { align-items: stretch; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .button { transition: none; }
}