/* 건우코퍼레이션 웹사이트 공통 스타일 */
:root {
  --color-bg: #FFFBF6;
  --color-text: #2B2A33;
  --color-accent: #285A43;
  --color-card-peach: #FFE6DA;
  --color-card-yellow: #FFF3CC;
  --color-card-blue: #E6EEFB;
  --border-radius-card: 16px;
  --font-family-base: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Noto Sans KR', sans-serif;
}

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

body {
  font-family: var(--font-family-base);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--color-accent);
  text-decoration: none;
}

a:hover, a:focus {
  text-decoration: underline;
}

.site-header {
  border-bottom: 1px solid rgba(43, 42, 51, 0.1);
  background-color: var(--color-bg);
}

.site-footer {
  border-top: 1px solid rgba(43, 42, 51, 0.1);
  background-color: var(--color-bg);
  margin-top: auto;
  padding: 2rem 0;
  font-size: 0.9rem;
}

.container {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.25rem;
}

.logo {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-text);
}

.logo-en {
  font-size: 0.85rem;
  color: #666470;
  font-weight: 400;
  margin-left: 0.35rem;
}

.nav-menu {
  display: flex;
  gap: 1.25rem;
  list-style: none;
}

.nav-link {
  color: var(--color-text);
  font-weight: 500;
  padding: 0.25rem 0.5rem;
  border-radius: 6px;
}

.nav-link.active, .nav-link:hover {
  color: var(--color-accent);
  font-weight: 700;
  text-decoration: none;
}

.main-content {
  flex: 1;
  padding: 2.5rem 0;
}

.hero {
  text-align: center;
  padding: 2.5rem 1rem 3rem;
}

.hero h1 {
  font-size: 2rem;
  margin-bottom: 0.75rem;
  color: var(--color-text);
}

.hero-subtitle {
  font-size: 1.15rem;
  color: #55535E;
  max-width: 600px;
  margin: 0 auto;
}

.hero-compact {
  padding: 1rem 0 2rem;
}

.section {
  margin-bottom: 3.5rem;
}

.section-title {
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  color: var(--color-text);
}

.card {
  border-radius: var(--border-radius-card);
  padding: 1.5rem;
  border: 1px solid rgba(43, 42, 51, 0.1);
  background-color: #ffffff;
}

.card-peach {
  background-color: var(--color-card-peach);
  border-color: rgba(43, 42, 51, 0.08);
}

.card-yellow {
  background-color: var(--color-card-yellow);
  border-color: rgba(43, 42, 51, 0.08);
}

.card-blue {
  background-color: var(--color-card-blue);
  border-color: rgba(43, 42, 51, 0.08);
}

.business-grid {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.app-grid {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.btn {
  display: inline-block;
  padding: 0.65rem 1.25rem;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  font-size: 0.95rem;
  text-align: center;
  border: 1px solid var(--color-accent);
}

.btn-primary {
  background-color: var(--color-accent);
  color: #FFFBF6;
}

.btn-primary:hover, .btn-primary:focus {
  text-decoration: none;
  opacity: 0.92;
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-accent);
}

.btn-secondary:hover, .btn-secondary:focus {
  background-color: rgba(40, 90, 67, 0.08);
  text-decoration: none;
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-released {
  background-color: var(--color-accent);
  color: #FFFBF6;
}

.badge-dev {
  background-color: rgba(40, 90, 67, 0.15);
  color: var(--color-accent);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.app-title {
  font-size: 1.25rem;
  color: var(--color-text);
}

.app-tagline {
  color: #4D4B57;
  margin-bottom: 1.25rem;
  flex: 1;
}

.app-card {
  display: flex;
  flex-direction: column;
}

.app-card-actions {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin-top: auto;
}

.app-card-upcoming {
  background-color: var(--color-card-blue);
  border-style: dashed;
}

.contact-card {
  background-color: #ffffff;
  border-radius: var(--border-radius-card);
  padding: 2rem;
  border: 1px solid rgba(43, 42, 51, 0.1);
}

.contact-email-box {
  background-color: var(--color-card-yellow);
  border-radius: 12px;
  padding: 1.25rem;
  margin: 1.5rem 0;
  text-align: center;
}

.contact-email-link {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-accent);
  word-break: break-all;
}

.contact-guide-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.text-muted {
  color: #7A7885;
  font-size: 0.9rem;
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  text-align: center;
}

.legal-document {
  background-color: #ffffff;
  border-radius: var(--border-radius-card);
  padding: 2rem 1.5rem;
  border: 1px solid rgba(43, 42, 51, 0.1);
}

.legal-document h1 {
  font-size: 1.75rem;
  margin-bottom: 1.25rem;
  color: var(--color-text);
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 0.5rem;
}

.legal-document h2 {
  font-size: 1.2rem;
  margin-top: 1.75rem;
  margin-bottom: 0.75rem;
  color: var(--color-text);
}

.legal-document p, .legal-document ul {
  margin-bottom: 1rem;
  color: #3F3E48;
}

.legal-document ul {
  padding-left: 1.5rem;
}

.legal-document li {
  margin-bottom: 0.5rem;
}

/* 모바일 우선 min-width 미디어 쿼리 */
@media (min-width: 640px) {
  .hero h1 {
    font-size: 2.5rem;
  }
  .business-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }
  .app-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }
  .contact-guide-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }
  .footer-content {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
  .legal-document {
    padding: 2.75rem;
  }
}