/* Global minimalist styling with navy/white palette */
:root {
  color-scheme: light;
  --color-background: #f8fafc;
  --color-surface: #ffffff;
  --color-text: #0f172a;
  --color-muted: #475569;
  --color-accent: #1d4ed8;
  --font-body: "Pretendard", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --radius-md: 12px;
  --shadow-soft: 0 12px 32px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: var(--font-body);
  background: var(--color-background);
  color: var(--color-text);
  line-height: 1.6;
}

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

a:hover,
a:focus {
  color: var(--color-accent);
}

header,
main,
footer {
  width: 100%;
}

.wrapper {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.site-header {
  padding: 2.5rem 0 1.5rem;
}

.site-header nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.brand span {
  color: var(--color-accent);
}

.nav-links {
  display: flex;
  gap: 1rem;
  font-weight: 500;
  align-items: center;
}

.nav-links a {
  padding: 0.5rem 0.75rem;
  border-radius: 999px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(29, 78, 216, 0.25);
  background: transparent;
  color: var(--color-accent);
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.08);
}

.lang-toggle:hover,
.lang-toggle:focus {
  background: rgba(29, 78, 216, 0.08);
  outline: none;
}

.nav-links a:hover,
.nav-links a:focus {
  background: rgba(29, 78, 216, 0.08);
}

.hero {
  display: grid;
  gap: 1.5rem;
  padding: 4rem 0 3rem;
}

.hero h1 {
  font-size: clamp(2.25rem, 4vw, 3rem);
  margin: 0;
  line-height: 1.2;
}

.hero p {
  font-size: 1.125rem;
  max-width: 32rem;
  color: var(--color-muted);
  margin: 0;
}

.hero .cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  background: var(--color-accent);
  color: #fff;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 12px 24px rgba(29, 78, 216, 0.18);
}

.cta-button:hover,
.cta-button:focus {
  color: rgba(255, 255, 255, 0.85);
  transform: translateY(-1px);
  box-shadow: 0 16px 32px rgba(29, 78, 216, 0.22);
}

.cta-secondary {
  background: transparent;
  color: var(--color-accent);
  border: 1px solid rgba(29, 78, 216, 0.25);
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.12);
}

.cta-secondary:hover,
.cta-secondary:focus {
  color: var(--color-accent);
  background: rgba(29, 78, 216, 0.08);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.16);
}

.cta-compact {
  padding: 0.55rem 0.95rem;
  font-size: 0.95rem;
  box-shadow: 0 8px 20px rgba(29, 78, 216, 0.16);
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin: 0 0 1.5rem;
}

.section-heading h2 {
  margin: 0;
  font-size: 1.75rem;
  letter-spacing: -0.01em;
}

.card-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.75rem;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card h3 {
  margin: 0;
  font-size: 1.25rem;
}

.card p {
  margin: 0;
  color: var(--color-muted);
}

.card-subtext {
  font-size: 0.9rem;
  color: var(--color-muted);
}

.card-actions {
  margin-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.card-actions .cta-button {
  font-size: 0.95rem;
}

.card-actions .cta-button.cta-compact,
.policy-actions .cta-button.cta-compact {
  padding: 0.5rem 0.9rem;
  font-size: 0.9rem;
  box-shadow: 0 6px 16px rgba(29, 78, 216, 0.14);
}

.card-link {
  color: inherit;
}

.card-link:hover,
.card-link:focus {
  transform: translateY(-2px);
  box-shadow: 0 18px 36px rgba(15, 23, 42, 0.12);
}

.hero p,
.card p,
.callout p,
.policy-article p {
  word-break: keep-all;
}

.card-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: auto;
}

.card-tag {
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.08);
  font-size: 0.85rem;
  color: var(--color-muted);
}

.callout {
  margin-top: 3rem;
  padding: 2rem;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.85), rgba(37, 99, 235, 0.85)), url("data:image/svg+xml,%3Csvg width='160' height='160' viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23fff' fill-opacity='.08'%3E%3Cpath d='M0 160h20v-20H0zM40 160h20v-20H40zM80 160h20v-20H80zM120 160h20v-20h-20zM0 120h20v-20H0zM40 120h20v-20H40zM80 120h20v-20H80zM120 120h20v-20h-20zM0 80h20V60H0zM40 80h20V60H40zM80 80h20V60H80zM120 80h20V60h-20zM0 40h20V20H0zM40 40h20V20H40zM80 40h20V20H80zM120 40h20V20h-20zM0 0h20V-20H0zM40 0h20V-20H40zM80 0h20V-20H80zM120 0h20V-20h-20z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  background-size: cover;
  color: #fff;
  box-shadow: var(--shadow-soft);
}

.callout h2 {
  margin: 0 0 0.75rem;
  font-size: 1.75rem;
}

.callout p {
  margin: 0 0 1.5rem;
  max-width: 30rem;
}

.contact-list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 1rem;
}

footer {
  margin-top: 4rem;
  padding: 2rem 0 3rem;
  color: var(--color-muted);
  font-size: 0.95rem;
}

footer .wrapper {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.eyebrow {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.policy-section {
  padding: 3rem 0 4rem;
}

.policy-article {
  background: var(--color-surface);
  padding: 2.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.policy-article h1 {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.policy-meta {
  margin: 0 0 2rem;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.policy-article h2 {
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.policy-actions {
  margin: 1.5rem 0 2.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.policy-article ul {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--color-muted);
}

.policy-article li + li {
  margin-top: 0.35rem;
}

.policy-back {
  display: inline-block;
  margin-top: 2.5rem;
  color: var(--color-accent);
  font-weight: 500;
}

@media (max-width: 720px) {
  .wrapper {
    padding: 0 1.4rem;
  }

  .nav-links {
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .nav-links a {
    padding: 0.45rem 0.35rem;
  }

  .lang-toggle {
    width: 100%;
    justify-content: flex-start;
  }

  .hero {
    padding-top: 2.5rem;
  }

  .hero .cta-group {
    flex-direction: column;
    align-items: stretch;
  }

  .section-heading {
    flex-direction: column;
    align-items: flex-start;
  }

  .card {
    padding: 1.5rem;
  }

  .card-actions,
  .policy-actions {
    flex-direction: column;
  }

  .card-actions .cta-button,
  .policy-actions .cta-button {
    width: 100%;
    justify-content: center;
  }

  .policy-article {
    padding: 2rem;
  }

  .callout {
    margin-top: 2rem;
    padding: 1.75rem;
  }
}