* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Pretendard', sans-serif;
}

body {
  background-color: #f9f9fb;
  color: #1a1a1a;
  transition: background-color 0.3s, color 0.3s;
}

body.dark {
  background-color: #1a1a1a;
  color: #f4f4f4;
}

/* 헤더 */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  background-color: #ffffff;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
}

body.dark header {
  background-color: #2a2a2a;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo {
  height: 80px;
}

header h1 {
  font-size: 1.5rem;
  color: #1e60c5;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

nav a {
  text-decoration: none;
  color: #1e60c5;
  font-weight: bold;
  padding: 6px 14px;
  border-radius: 6px;
  background-color: #e6f0ff;
  transition: background-color 0.2s;
}

nav a:hover {
  background-color: #cfe3ff;
}

body.dark nav a {
  background-color: #444;
  color: #fff;
}

#darkToggle {
  background: none;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
}

/* 메인 */
main {
  padding: 60px 20px;
  max-width: 100%;
  overflow-x: hidden;
}

.members-section h2 {
  font-size: 2.5rem;
  text-align: left;
  margin-bottom: 20px;
}

.filter {
  text-align: left;
  margin-bottom: 30px;
}

.filter select {
  padding: 8px 14px;
  border-radius: 6px;
  border: 1px solid #ccc;
}

/* 수평 스크롤 스타일 */
.members-row {
  display: flex;
  overflow-x: auto;
  gap: 20px;
  padding: 20px;
  scroll-snap-type: x mandatory;
}

.members-row::-webkit-scrollbar {
  height: 8px;
}

.members-row::-webkit-scrollbar-thumb {
  background: #ccc;
  border-radius: 4px;
}

.member-card {
  flex: 0 0 auto;
  width: 160px;
  background-color: #fff;
  border-radius: 16px;
  text-align: center;
  padding: 20px 15px;
  text-decoration: none;
  color: inherit;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.06);
  transition: transform 0.2s, box-shadow 0.2s;
  scroll-snap-align: center;
}

.member-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.1);
}

.member-card .avatar {
  width: 100px;
  height: 100px;
  margin: 0 auto 12px;
  background-size: cover;
  background-position: center;
  border-radius: 14px;
}

.member-card.cloud .avatar {
  background-image: url('../img/cloud.jpg');
  border: 3px solid #1e60c5;
  transform: rotate(2deg);
}

.member-card.cyber .avatar {
  background-image: url('../img/cyber.png');
  border: 3px dashed #b20000;
  transform: rotate(-2deg);
}

.member-card.cloud {
  background: linear-gradient(145deg, #eef7ff, #ffffff);
}

.member-card.cyber {
  background: linear-gradient(145deg, #fff3f3, #ffffff);
}

.member-card h3 {
  font-size: 1.1rem;
  margin-top: 5px;
  color: #1a1a1a; /* 다크모드에서도 고정 */
}

.member-card p {
  font-size: 0.95rem;
  color: #666; /* 다크모드에서도 고정 */
}

/* 푸터 */
footer {
  text-align: center;
  padding: 30px 10px;
  font-size: 0.9rem;
  color: #777;
  background-color: #f1f1f1;
}

body.dark footer {
  background-color: #2a2a2a;
  color: #ccc;
}

/* 반응형 */
@media (max-width: 768px) {
  .member-card {
    width: 140px;
  }

  .member-card .avatar {
    width: 80px;
    height: 80px;
  }

  .member-card h3 {
    font-size: 1rem;
  }
}


@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.member-card {
  opacity: 0;
  transform: translateY(20px);
  animation: none;
}

.member-card.animate {
  animation: fadeInUp 0.5s ease forwards;
}


.project-card {
  background-color: #ffffff !important;
  border-radius: 10px;
  overflow: hidden;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  transition: transform 0.2s;
}

.project-card .card-text {
  padding: 10px;
  font-weight: bold;
  color: #1a1a1a !important;
}

body.dark .project-card {
  background-color: #ffffff !important;
}

body.dark .project-card .card-text {
  color: #1a1a1a !important;
}