body {
      margin: 0;
      font-family: 'Noto Sans KR', sans-serif;
      background: #000;
      color: #f0f0f0;
      overflow-y: auto;
    }



/* 최상단 안내 */
.hero {
  background-image: url('/assets/img/head_bg.png'); /* 배경 이미지 경로 */
  background-size: auto;                     /* 이미지 꽉 차게 */
  background-position: center;                  /* 중앙 정렬 */
  background-repeat: no-repeat;
  color: white;                                 /* 글자가 잘 보이게 흰색 */
  text-align: center;
  padding: 200px 20px;                          /* 상하 여백 */
  position: relative;
}

.hero::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);         /* 어두운 반투명 오버레이 */
  z-index: 1;
}

.hero .container {
  position: relative;
  z-index: 2;                                   /* 텍스트가 오버레이 위에 보이도록 */
}


.section {
  background: #031827;
  color: #f0f0f0;
  padding: 60px 20px;
}

section ul {
  line-height: 1.8; /* 기본은 1.2~1.5. 이 값을 키우면 줄간격 증가 */
  /* 또는 아래 margin 사용 */
  /* margin-bottom: 10px; */
}

section li {
  margin-bottom: 6px; /* li 간 간격 조절 (선택적) */
}


.container {
  max-width: 960px;
  margin: auto;
}

.btn {
  display: inline-block;
  background: #00d4ff; /* 버튼 포인트 색상 */
  color: #000;
  padding: 10px 20px;
  margin-top: 20px;
  text-decoration: none;
  border-radius: 5px;
  font-weight: bold;
}

.btn-dark {
  background: #fff;
  color: #000;
}


.features {
  display: flex;
  justify-content: space-around;
  gap: 20px;
  padding: 40px 20px;
  background-color: #010b13; /* 또는 원하는 배경색 */
  flex-wrap: wrap;
}

.feature-card {
  background-color: #1A3D4F;
  color: #fff;
  border-radius: 12px;
  padding: 24px;
  width: 300px;
  text-align: left;
  transition: transform 0.3s;
  box-shadow: 0 4px 12px rgba(0,0,0,0.0);
}

.feature-card img {
  width: 36px;
  height: 36px;
  margin-bottom: 12px;
}

.feature-card h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 14px;
  line-height: 1.6;
  color: #ccc;
}

.feature-card:hover {
  transform: translateY(-5px);
}

/* 중간 안내 */
.guide1 {
  display: block; /* flex 제거하여 중앙 정렬 해제 */
  background-image: url('/assets/img/guide_1.png');
  background-size: cover;
  background-position: center;
  padding: 60px 40px;
  min-height: 320px;
  color: #fff;
  text-align: left;
}


.guide1 .container {
  max-width: none;     /* 고정 폭 제한 없애기 */
  width: auto;
  margin: 0;           /* 중앙 정렬 제거 */
}
.guide1 h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.guide1 p {
  font-size: 1.1rem;
  max-width: 700px;
  margin: 0;
}

/* 포트폴리오 */
.portfolio-grid {
  padding: 80px 20px;
  background-color: #000;
  color: #fff;
  text-align: center;
}

.portfolio-grid h2 {
  font-size: 2.5rem;
  margin-bottom: 40px;
}

.grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.grid-item {
  position: relative;
  height: 220px;
  background-size: cover;
  background-position: center;
  border-radius: 10px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.3s ease;
  text-decoration: none;
}

.grid-item:hover {
  transform: scale(1.03);
}

.overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  color: #fff;
}

.overlay h3 {
  margin: 0 0 5px 0;
  font-size: 1.3rem;
}

.overlay p {
  margin: 0;
  font-size: 0.95rem;
  opacity: 0.9;
}

/* FAQ 전체 섹션 */
.faq-section {
  max-width: 800px;
  margin: 0 auto;
  padding: 60px 20px;
  color: #fff;
  font-family: sans-serif;
}

/* 제목 */
.faq-section h2 {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 2rem;
}

/* 항목 박스 */
.faq-item {
  background: #222;
  border-radius: 10px;
  padding: 0.5rem 1rem;
  margin-bottom: 1rem;
}

/* 질문 버튼 */
.faq-question {
  font-weight: bold;
  background: none;
  border: none;
  font-size: 1rem;
  padding: 1rem;
  width: 100%;
  text-align: left;
  cursor: pointer;
  color: #fff;
}

.faq-question:hover {
  background-color: #2c2c2c;
}

/* 답변 */
.faq-answer {
  display: none;
  margin-top: 0.5rem;
  color: #ccc;
  line-height: 1.6;
}