* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --ink: #171a16;
  --ink-soft: #3e453d;
  --forest: #222b22;
  --forest-light: #344233;
  --leaf: #9cad48;
  --leaf-bright: #d8e66c;
  --gold: #f5a623;
  --cream: #f7f4d9;
  --paper: #f0efca;
  --line: rgba(23, 26, 22, 0.16);
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  background: var(--cream);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", Arial, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-nav {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 15px 28px;
  color: var(--cream);
  background: rgba(23, 26, 22, 0.88);
  border-bottom: 1px solid rgba(216, 230, 108, 0.22);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.brand-link {
  font-size: 0.92rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-decoration: none;
}

.site-nav nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

.site-nav nav a {
  color: rgba(247, 244, 217, 0.76);
  font-size: 0.86rem;
  font-weight: 750;
  text-decoration: none;
}

.site-nav nav a:hover {
  color: var(--leaf-bright);
}

.language-switch-link {
  flex-shrink: 0;
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  border: 1px solid rgba(216, 230, 108, 0.42);
  border-radius: 999px;
  color: var(--leaf-bright);
  font-size: 0.8rem;
  font-weight: 850;
  text-decoration: none;
}

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 110px 28px 72px;
  isolation: isolate;
}

.hero::before {
  position: absolute;
  z-index: -3;
  inset: 0;
  content: "";
  background: url("images/hero-bg.png") center / cover no-repeat;
}

.hero::after {
  position: absolute;
  z-index: -1;
  inset: 0;
  content: "";
  background:
    linear-gradient(90deg, rgba(247, 244, 217, 0.98) 0%, rgba(247, 244, 217, 0.9) 42%, rgba(247, 244, 217, 0.12) 76%),
    linear-gradient(180deg, transparent 65%, var(--cream) 100%);
}

.hero-character {
  position: absolute;
  z-index: -2;
  right: max(5vw, calc((100vw - 1180px) / 2));
  bottom: -5%;
  width: min(47vw, 620px);
  filter: drop-shadow(0 24px 24px rgba(23, 26, 22, 0.28));
}

.hero-copy {
  width: min(580px, 100%);
  margin-left: max(0px, calc((100vw - 1120px) / 2));
}

.hero-logo {
  width: min(540px, 95%);
  margin-bottom: 28px;
}

.eyebrow,
.section-kicker {
  color: #6c7825;
  font-size: 0.78rem;
  font-weight: 950;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.lead {
  max-width: 540px;
  color: var(--ink-soft);
  font-size: clamp(1.12rem, 2vw, 1.36rem);
  font-weight: 650;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border-radius: 10px;
  font-size: 0.96rem;
  font-weight: 850;
  text-decoration: none;
  transition: transform 0.16s ease, background 0.16s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  color: #171a16;
  background: var(--gold);
  box-shadow: 0 12px 32px rgba(245, 166, 35, 0.3);
}

.button.secondary {
  border: 1px solid rgba(23, 26, 22, 0.3);
  background: rgba(247, 244, 217, 0.65);
}

.intro,
.pillars,
.growth,
.release {
  padding: 96px 0;
}

.intro {
  border-top: 1px solid var(--line);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1fr);
  gap: 64px;
  align-items: start;
}

h1,
h2,
h3 {
  line-height: 1.15;
}

h1,
h2 {
  letter-spacing: -0.045em;
}

h1 {
  margin-top: 14px;
  font-size: clamp(2.5rem, 5vw, 4.7rem);
}

h2 {
  font-size: clamp(2.1rem, 4.4vw, 3.7rem);
}

h3 {
  font-size: 1.25rem;
}

.split > p {
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.pillars {
  color: var(--cream);
  background: var(--forest);
}

.pillars .section-kicker {
  color: var(--leaf-bright);
}

.section-head {
  max-width: 680px;
  margin-bottom: 38px;
}

.pillar-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.pillar-grid article {
  min-height: 230px;
  padding: 28px;
  border: 1px solid rgba(216, 230, 108, 0.18);
  border-radius: 16px;
  background: var(--forest-light);
}

.pillar-number {
  display: block;
  margin-bottom: 38px;
  color: var(--leaf-bright);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.15em;
}

.pillar-grid p {
  margin-top: 14px;
  color: rgba(247, 244, 217, 0.7);
}

.growth {
  background: var(--paper);
}

.growth-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.7fr) minmax(0, 1fr);
  gap: 72px;
  align-items: center;
}

.poster {
  width: min(360px, 100%);
  justify-self: center;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: 0 28px 80px rgba(23, 26, 22, 0.2);
}

.growth-copy > p {
  max-width: 620px;
  margin-top: 24px;
  color: var(--ink-soft);
}

.feature-list {
  display: grid;
  gap: 12px;
  margin-top: 28px;
  list-style: none;
}

.feature-list li {
  padding: 14px 18px;
  border-left: 4px solid var(--gold);
  background: rgba(255, 255, 255, 0.44);
  font-weight: 720;
}

.release {
  background: var(--cream);
}

.release-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 36px;
  align-items: center;
  padding: 44px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.42);
}

.release-panel p {
  max-width: 680px;
  margin-top: 16px;
  color: var(--ink-soft);
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 34px 28px;
  color: rgba(247, 244, 217, 0.6);
  background: var(--ink);
  font-size: 0.88rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px;
}

.footer-links a {
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--leaf-bright);
}

@media (max-width: 820px) {
  .site-nav {
    padding: 12px 16px;
  }

  .hero {
    min-height: 92svh;
    align-items: flex-end;
    padding: 96px 20px 60px;
  }

  .hero::after {
    background: linear-gradient(180deg, rgba(247, 244, 217, 0.06) 20%, rgba(247, 244, 217, 0.94) 66%, var(--cream) 100%);
  }

  .hero-character {
    top: 8%;
    right: 5%;
    bottom: auto;
    width: min(78vw, 560px);
    opacity: 0.9;
  }

  .hero-copy {
    margin: 0 auto;
  }

  .hero-logo {
    width: min(450px, 90%);
  }

  .intro,
  .pillars,
  .growth,
  .release {
    padding: 72px 0;
  }

  .split,
  .growth-layout,
  .release-panel {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .pillar-grid {
    grid-template-columns: 1fr;
  }

  .pillar-grid article {
    min-height: 0;
  }

  .pillar-number {
    margin-bottom: 22px;
  }

  .release-panel {
    padding: 28px;
  }

  footer {
    display: block;
  }

  .footer-links {
    justify-content: flex-start;
    margin-top: 10px;
  }
}

@media (max-width: 540px) {
  .container {
    width: min(100% - 28px, 1120px);
  }

  .site-nav nav a:nth-child(2),
  .site-nav nav a:nth-child(3) {
    display: none;
  }

  .hero-logo {
    width: 100%;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }
}