/* ========================================
   협회소개 페이지 CSS
   ======================================== */
.about-page {
  width: 100%;
  max-width: 1480px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.about-badge {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  background: #F0F4FF;
  border: 1px solid #001B54;
  border-radius: 100px;
  font-family: "Pretendard GOV Variable", sans-serif;
  font-weight: 500;
  font-size: 14px;
  color: #001B54;
  margin-bottom: 24px;
}

/* ========================================
   섹션 1: 협회 소개 히어로
   ======================================== */
.about-hero {
  display: flex;
  align-items: flex-start;
  gap: 60px;
  padding: 60px 0;
}

.about-hero-content {
  flex: 1;
  max-width: 580px;
}

.about-hero-title {
  font-family: "Pretendard GOV Variable", sans-serif;
  font-weight: 700;
  font-size: 42px;
  line-height: 130%;
  background: linear-gradient(118.8deg, #E52A21 11.23%, #27388E 35.85%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0 0 24px 0;
}

.about-hero-desc {
  font-family: "Pretendard GOV Variable", sans-serif;
  font-weight: 400;
  font-size: 18px;
  line-height: 170%;
  color: #666666;
  margin: 0 0 32px 0;
}

.about-hero-buttons {
  display: flex;
  gap: 12px;
  margin-bottom: 48px;
}

.about-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: #001B54;
  border-radius: 8px;
  font-family: "Pretendard GOV Variable", sans-serif;
  font-weight: 600;
  font-size: 16px;
  color: #FFFFFF;
  text-decoration: none;
  transition: background 0.2s;
}

.about-btn-primary:hover {
  background: #002D8A;
}

.about-btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: #FFFFFF;
  border: 1px solid #DDDDDD;
  border-radius: 8px;
  font-family: "Pretendard GOV Variable", sans-serif;
  font-weight: 600;
  font-size: 16px;
  color: #222222;
  text-decoration: none;
  transition: border-color 0.2s, background 0.2s;
}

.about-btn-secondary:hover {
  background: #F5F5F5;
  border-color: #BBBBBB;
}

.about-stats {
  display: flex;
  flex-direction: row;
  align-items: stretch;
  width: 100%;
  padding: 60px 0;
  box-sizing: border-box;
  overflow: hidden;
}

.about-stat-item {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  padding: 50px;
  gap: 20px;
  flex: 1;
  height: 175px;
  background: #001B54;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.about-stat-item:last-child {
  border-right: none;
}

.about-stat-content {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.about-stat-number {
  font-family: "Pretendard GOV Variable", sans-serif;
  font-weight: 700;
  font-size: 28px;
  line-height: 130%;
  color: #FFFFFF;
  margin: 0;
}

.about-stat-label {
  font-family: "Pretendard GOV Variable", sans-serif;
  font-weight: 600;
  font-size: 20px;
  line-height: 130%;
  color: #FFFFFF;
  opacity: 0.7;
  margin: 0;
}

.about-stat-icon {
  font-size: 42px;
  color: #FFD43B;
  flex-shrink: 0;
}

.about-stat-icon svg {
  width: 48px;
  height: 48px;
}

.about-hero-image {
  flex: 1;
  max-width: 600px;
  border-radius: 0;
  overflow: hidden;
  background: #F0F4FF;
  margin-right: -20px;
}

.about-hero-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  min-height: 400px;
}

.image-placeholder {
  width: 100%;
  min-height: 400px;
  background: linear-gradient(135deg, #E8F0FF 0%, #D0E0FF 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #001B54;
  font-family: "Pretendard GOV Variable", sans-serif;
  font-size: 16px;
  text-align: center;
}

/* ========================================
   섹션 2: 미션/비전
   ======================================== */
.about-mission {
  display: flex;
  align-items: center;
  gap: 80px;
  margin-top: 0;
  margin-bottom: 0;
  padding-top: 60px;
  padding-bottom: 60px;
  background: #FAFAFA;
  border-top: 0.1rem solid #f0f0f0;
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  padding-left: calc((100vw - 1480px) / 2);
  padding-right: calc((100vw - 1480px) / 2);
  box-sizing: border-box;
  position: relative;
  overflow: hidden;
}

.about-mission-image {
  flex: 0 0 1100px;
  max-width: 70%;
  border-radius: 0;
  overflow: visible;
  background: #001B54;
  margin-left: calc(-1 * ((100vw - 1480px) / 2));
  position: relative;
  z-index: 1;
}

.about-mission-image img {
  width: 100%;
  height: 391px;
  display: block;
  object-fit: cover;
  position: relative;
  z-index: 1;
}

.about-mission-image::after {
  content: "KOIMA";
  position: absolute;
  left: 4rem;
  bottom: -9rem;
  font-family: "Pretendard GOV Variable", sans-serif;
  font-weight: 700;
  font-size: 20rem;
  line-height: 29rem;
  letter-spacing: -0.05em;
  color: #FFFFFF;
  opacity: 0.33;
  pointer-events: none;
  z-index: 2;
}

.about-mission-content {
  flex: 1;
  min-width: 0;
  max-width: 480px;
  position: relative;
  z-index: 3;
}

.about-mission-title {
  font-family: "Pretendard GOV Variable", sans-serif;
  font-weight: 700;
  font-size: 36px;
  line-height: 140%;
  background: linear-gradient(118.8deg, #E52A21 11.23%, #27388E 35.85%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0 0 3rem 0;
}

.about-mission-desc {
  font-family: "Pretendard GOV Variable", sans-serif;
  font-weight: 400;
  font-size: 18px;
  line-height: 170%;
  color: #666666;
  margin: 0 0 32px 0;
}

.about-checklist {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px 32px;
}

.about-checklist-item {
  display: flex;
  align-items: center;
  gap: 10px;
}

.about-checklist-icon {
  width: 22px;
  height: 22px;
  background: #001B54;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.about-checklist-icon svg {
  width: 12px;
  height: 12px;
}

.about-checklist-text {
  font-family: "Pretendard GOV Variable", sans-serif;
  font-weight: 500;
  font-size: 16px;
  color: #001B54;
}

/* ========================================
   섹션 3: SNS 영역
   ======================================== */
.about-sns {
  padding: 60px 0;
}

.about-sns-inner {
  text-align: center;
  max-width: 1480px;
  margin: 0 auto;
  padding: 0 20px;
}

.about-sns-title {
  font-family: "Pretendard GOV Variable", sans-serif;
  font-weight: 700;
  font-size: 36px;
  line-height: 140%;
  background: linear-gradient(118.8deg, #E52A21 11.23%, #27388E 35.85%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0 0 16px 0;
}

.about-sns-desc {
  font-family: "Pretendard GOV Variable", sans-serif;
  font-weight: 400;
  font-size: 16px;
  line-height: 160%;
  color: #888888;
  margin: 0 0 40px 0;
}

.about-sns-links {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}

.social-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 20px;
  background: #FFFFFF;
  border: 1px solid #E8E8E8;
  border-radius: 16px;
  text-decoration: none;
  transition: all 0.2s ease;
  text-align: center;
}

.social-card:hover {
  border-color: #001B54;
  box-shadow: 0 8px 24px rgba(0, 27, 84, 0.12);
  transform: translateY(-4px);
}

.social-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.social-icon svg {
  width: 36px;
  height: 36px;
}

.social-card h3 {
  font-family: "Pretendard GOV Variable", sans-serif;
  font-weight: 600;
  font-size: 18px;
  color: #222222;
  margin: 0 0 8px 0;
}

.social-card p {
  font-family: "Pretendard GOV Variable", sans-serif;
  font-weight: 400;
  font-size: 14px;
  color: #888888;
  margin: 0;
}

/* ========================================
   반응형
   ======================================== */
@media (max-width: 1024px) {
  .about-hero {
    flex-direction: column;
    gap: 40px;
  }

  .about-hero-content {
    max-width: 100%;
  }

  .about-hero-image {
    max-width: 100%;
    width: 100%;
    margin-right: 0;
  }

  .about-mission {
    flex-direction: column;
    gap: 40px;
    padding-left: 20px;
    padding-right: 20px;
  }

  .about-mission-image {
    flex: none;
    width: 100%;
    margin-left: 0;
  }

  .about-mission-image::after {
    font-size: 10rem;
    bottom: -5rem;
    left: 2rem;
  }

  .about-mission-content {
    width: 100%;
  }

  .about-sns-links {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .about-page {
    padding: 0 16px;
  }

  .about-hero {
    padding: 48px 0;
  }

  .about-hero-title {
    font-size: 32px;
  }

  .about-stats {
    flex-direction: column;
    gap: 16px;
  }

  .about-stat-item {
    width: 100%;
    height: auto;
    padding: 24px;
  }

  .about-stat-number {
    font-size: 36px;
  }

  .about-checklist {
    grid-template-columns: 1fr;
  }

  .about-mission-title {
    font-size: 28px;
  }

  .about-hero-buttons {
    flex-direction: column;
  }

  .about-btn-primary,
  .about-btn-secondary {
    justify-content: center;
  }

  .about-sns {
    padding: 40px 0;
  }

  .about-sns-title {
    font-size: 24px;
  }

  .about-sns-links {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .social-card {
    padding: 24px 16px;
  }

  .social-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 12px;
  }

  .social-icon svg {
    width: 28px;
    height: 28px;
  }

  .social-card h3 {
    font-size: 16px;
  }

  .social-card p {
    font-size: 12px;
  }

  .about-mission-image::after {
    font-size: 6rem;
    bottom: -3rem;
    left: 1rem;
  }
}