* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  color: #222;
  background: #ffffff;
}

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


/* 상단 메뉴 */

.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid #eeeeee;
}

.header-inner {
  width: min(1100px, calc(100% - 40px));
  height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  color: #7138d0;
  font-size: 23px;
  font-weight: bold;
}

.menu {
  display: flex;
  gap: 25px;
}

.menu a {
  font-size: 15px;
  font-weight: bold;
}

.menu a:hover {
  color: #7138d0;
}


/* 메인 배너 */

.hero {
  min-height: 620px;
  padding: 100px 20px;
  display: flex;
  align-items: center;
  background:
    radial-gradient(
      circle at 80% 25%,
      rgba(255, 190, 229, 0.75),
      transparent 32%
    ),
    radial-gradient(
      circle at 15% 80%,
      rgba(190, 175, 255, 0.75),
      transparent 35%
    ),
    linear-gradient(
      135deg,
      #fff8ff,
      #eee8ff
    );
}

.hero-content {
  width: min(1100px, 100%);
  margin: 0 auto;
}

.hero-label,
.section-label {
  margin: 0 0 15px;
  color: #7138d0;
  font-weight: bold;
  letter-spacing: 2px;
}

.hero h1 {
  margin: 0;
  font-size: 64px;
  line-height: 1.2;
  letter-spacing: -3px;
}

.hero-description {
  max-width: 600px;
  margin: 25px 0 0;
  color: #5d5863;
  font-size: 18px;
  line-height: 1.8;
}

.hero-buttons {
  margin-top: 35px;
  display: flex;
  gap: 12px;
}

.main-button,
.line-button {
  padding: 16px 27px;
  border-radius: 30px;
  font-weight: bold;
}

.main-button {
  color: white;
  background: #7138d0;
}

.line-button {
  color: #7138d0;
  background: white;
  border: 1px solid #7138d0;
}


/* 지역 안내 */

.section {
  width: min(1100px, calc(100% - 40px));
  margin: 0 auto;
  padding: 100px 0;
}

.section h2 {
  margin: 0;
  font-size: 42px;
}

.section > p:last-of-type {
  color: #666666;
}

.region-grid {
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.region-card {
  min-height: 220px;
  padding: 32px;
  border: 1px solid #e8e1f0;
  border-radius: 22px;
  background: white;
  box-shadow: 0 15px 40px rgba(72, 44, 105, 0.08);
}

.region-card h3 {
  margin: 0 0 15px;
  color: #7138d0;
  font-size: 26px;
}

.region-card p {
  color: #666666;
}


/* 상담 안내 */

.contact {
  width: min(1100px, calc(100% - 40px));
  margin: 0 auto 100px;
  padding: 50px;
  border-radius: 30px;
  text-align: center;
  color: white;
  background: linear-gradient(
    135deg,
    #7138d0,
    #b957b7
  );
}

.contact p {
  margin: 0;
}

.contact h2 {
  margin: 10px 0 25px;
  font-size: 35px;
}

.contact a {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 30px;
  color: #7138d0;
  background: white;
  font-weight: bold;
}


/* 하단 */

.footer {
  padding: 45px 20px;
  text-align: center;
  color: #c9c4cf;
  background: #211c27;
}

.footer strong {
  color: white;
  font-size: 21px;
}


/* 모바일 */

@media (max-width: 700px) {

  .header-inner {
    height: auto;
    padding: 18px 0;
    flex-direction: column;
    gap: 15px;
  }

  .menu {
    gap: 14px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .menu a {
    font-size: 13px;
  }

  .hero {
    min-height: 560px;
    padding: 70px 20px;
  }

  .hero h1 {
    font-size: 42px;
    letter-spacing: -2px;
  }

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

  .main-button,
  .line-button {
    text-align: center;
  }

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

  .contact {
    padding: 40px 22px;
  }
}/* 코스 안내 */

.course-section {
  padding: 100px 20px;
  text-align: center;
  background: #f8f4fc;
}

.course-section h2 {
  margin: 0;
  font-size: 42px;
}

.course-intro {
  margin: 15px 0 40px;
  color: #666666;
}

.course-grid {
  width: min(1100px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.course-card {
  padding: 35px;
  border-radius: 22px;
  background: white;
  box-shadow: 0 15px 40px rgba(72, 44, 105, 0.08);
}

.course-card h3 {
  margin: 0 0 15px;
  color: #7138d0;
  font-size: 25px;
}

.course-card strong {
  display: block;
  margin-bottom: 18px;
  font-size: 21px;
}

.course-card p {
  color: #666666;
  line-height: 1.7;
}

.course-card a {
  display: inline-block;
  margin-top: 15px;
  padding: 13px 25px;
  border-radius: 25px;
  color: white;
  background: #7138d0;
  font-weight: bold;
}

@media (max-width: 700px) {
  .course-grid {
    grid-template-columns: 1fr;
  }
}/* 이용 방법 */

.guide-section {
  width: min(1100px, calc(100% - 40px));
  margin: 0 auto;
  padding: 100px 0;
  text-align: center;
}

.guide-section h2 {
  margin: 0;
  font-size: 42px;
}

.guide-intro {
  margin: 15px 0 40px;
  color: #666666;
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.guide-card {
  padding: 30px 24px;
  border-radius: 20px;
  text-align: left;
  background: #f8f4fc;
}

.guide-card strong {
  color: #7138d0;
  font-size: 13px;
}

.guide-card h3 {
  margin: 18px 0 10px;
  font-size: 21px;
}

.guide-card p {
  margin: 0;
  color: #666666;
  line-height: 1.7;
}

@media (max-width: 900px) {
  .guide-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 700px) {
  .guide-grid {
    grid-template-columns: 1fr;
  }
}/* 자주 묻는 질문 */

.faq-section {
  width: min(900px, calc(100% - 40px));
  margin: 0 auto;
  padding: 100px 0;
}

.faq-section > .section-label,
.faq-section > h2 {
  text-align: center;
}

.faq-section h2 {
  margin: 0 0 45px;
  font-size: 42px;
}

.faq-list {
  border-top: 1px solid #dddddd;
}

.faq-list details {
  padding: 22px 5px;
  border-bottom: 1px solid #dddddd;
}

.faq-list summary {
  cursor: pointer;
  font-size: 18px;
  font-weight: bold;
}

.faq-list details p {
  margin: 18px 0 0;
  color: #666666;
  line-height: 1.8;
}

.faq-list summary:hover {
  color: #7138d0;
}/* 모바일 하단 전화 버튼 */

.mobile-call-button {
  display: none;
}

@media (max-width: 700px) {
  body {
    padding-bottom: 65px;
  }

  .mobile-call-button {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    display: block;
    padding: 17px 20px;
    text-align: center;
    color: white;
    background: #7138d0;
    font-size: 17px;
    font-weight: bold;
    box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.12);
  }
}