:root {
  --navy: #0D1B2A;
  --orange: #F28D35;
  --cream: #FFF7EE;
  --white: #FFFFFF;
  --text: #18212B;
  --muted: #6E7781;
  --line: #E8E3DC;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family:
    Pretendard,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  color: var(--text);
  background: var(--white);
  word-break: keep-all;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1080px, calc(100% - 40px));
  margin: 0 auto;
}


/* HEADER */

.header {
  border-bottom: 1px solid rgba(255,255,255,.08);
  background: var(--navy);
}

.header-inner {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  color: var(--cream);
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -1px;
}

.header-message {
  color: rgba(255,255,255,.6);
  font-size: 14px;
}


/* HERO */

.hero {
  background: var(--navy);
  color: var(--cream);
}

.hero-inner {
  padding: 110px 0 125px;
}

.eyebrow,
.section-label {
  margin: 0 0 20px;
  color: var(--orange);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 2px;
}

.hero h1 {
  margin: 0;
  font-size: clamp(48px, 8vw, 84px);
  line-height: 1.05;
  letter-spacing: -4px;
  font-weight: 500;
}

.hero h1 strong {
  color: var(--orange);
  font-weight: 800;
}

.hero-description {
  margin: 38px 0 0;
  font-size: 23px;
  line-height: 1.6;
  font-weight: 600;
}

.hero-sub {
  margin: 20px 0 0;
  color: rgba(255,255,255,.58);
  font-size: 16px;
  line-height: 1.7;
}


/* DECISIONS */

.decisions {
  padding: 100px 0 120px;
}

.section-heading {
  margin-bottom: 45px;
}

.section-heading h2,
.principle h2 {
  margin: 0;
  font-size: 40px;
  line-height: 1.25;
  letter-spacing: -2px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.decision-card {
  min-height: 310px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform .2s ease, border-color .2s ease;
}

.active-card:hover {
  transform: translateY(-4px);
  border-color: var(--orange);
}

.card-status {
  display: inline-block;
  margin-bottom: 34px;
  padding: 7px 11px;
  border-radius: 100px;
  background: var(--orange);
  color: white;
  font-size: 12px;
  font-weight: 700;
}

.card-status.muted {
  background: #F1F1F1;
  color: #8A8A8A;
}

.decision-card h3 {
  margin: 0 0 16px;
  font-size: 27px;
  letter-spacing: -1px;
}

.decision-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.card-link {
  color: var(--orange);
  font-weight: 700;
}


/* PRINCIPLE */

.principle {
  padding: 110px 0;
  background: var(--cream);
}

.principle h2 {
  font-size: 48px;
}

.principle p:last-child {
  margin: 28px 0 0;
  color: var(--muted);
  line-height: 1.8;
}


/* FOOTER */

.footer {
  background: var(--navy);
  color: white;
}

.footer-inner {
  padding: 55px 0;
}

.footer strong {
  font-size: 22px;
  color: var(--cream);
}

.footer p {
  margin: 14px 0 0;
  color: rgba(255,255,255,.5);
  font-size: 14px;
  line-height: 1.7;
}


/* MOBILE */

@media (max-width: 720px) {

  .header-message {
    display: none;
  }

  .hero-inner {
    padding: 80px 0 90px;
  }

  .hero h1 {
    letter-spacing: -2.5px;
  }

  .hero-description {
    font-size: 20px;
  }

  .decisions {
    padding: 75px 0 90px;
  }

  .section-heading h2 {
    font-size: 32px;
  }

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

  .decision-card {
    min-height: 250px;
  }

  .principle {
    padding: 80px 0;
  }

  .principle h2 {
    font-size: 36px;
  }

}