:root {
  --primary-color: #4361ee;
  --secondary-color: #3a0ca3;
  --accent-color: #4cc9f0;
  --light-color: #f8f9fa;
  --dark-color: #212529;
  --success-color: #38b000;
  --warning-color: #ffaa00;
  --danger-color: #d90429;
  --text-color: #333333;
  --card-bg: #ffffff;
  --body-bg: #f0f2f5;
  --header-bg: #ffffff;
  --shadow-color: rgba(0, 0, 0, 0.05);
}

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

html {
  font-size: 95%;
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', 'Noto Sans KR', sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--body-bg);
  transition: background-color 0.3s ease;
  overflow-x: hidden;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: all 0.3s ease;
}

a:hover {
  color: var(--secondary-color);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* 헤더 스타일 */
.header {
  background-color: var(--header-bg);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 20px var(--shadow-color);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -1px;
}

.logo a {
  color: var(--primary-color);
  text-decoration: none;
  display: flex;
  align-items: center;
}

.nav-buttons {
  display: flex;
  gap: 0.8rem;
}

.nav-button {
  display: inline-flex;
  align-items: center;
  padding: 0.6rem 1.2rem;
  color: var(--text-color);
  text-decoration: none;
  border-radius: 8px;
  font-weight: 500;
  transition: all 0.3s;
  background-color: var(--light-color);
  border: 1px solid transparent;
  gap: 0.5rem;
}

.nav-button i {
  font-size: 0.88rem;
  color: var(--primary-color);
}

.nav-button:hover {
  background-color: rgba(67, 97, 238, 0.1);
  color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px var(--shadow-color);
}

.nav-button.active {
  background-color: var(--primary-color);
  color: white;
}

.nav-button.active i {
  color: white;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-color);
  font-size: 1.5rem;
  cursor: pointer;
}

/* 메인 컨텐츠 */
.main {
  padding: 3rem 0;
  min-height: calc(100vh - 150px);
}

/* 폼 스타일 */
.form-container {
  background-color: var(--card-bg);
  border-radius: 12px;
  box-shadow: 0 8px 30px var(--shadow-color);
  padding: 2.5rem;
  max-width: 600px;
  margin: 0 auto;
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.form-title {
  margin-bottom: 1.5rem;
  color: var(--secondary-color);
  text-align: center;
  font-size: 1.44rem;
  font-weight: 600;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-color);
}

.form-control {
  width: 100%;
  padding: 0.72rem;
  font-size: 0.8rem;
  background-color: var(--light-color);
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 8px;
  transition: all 0.3s;
  color: var(--text-color);
}

.form-control:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.2);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.64rem 1.2rem;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 600;
  transition: all 0.3s;
  text-decoration: none;
  gap: 0.5rem;
}

.btn i {
  font-size: 0.88rem;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 15px rgba(67, 97, 238, 0.3);
}

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

.btn-primary:hover {
  background-color: #3b52ce;
}

.btn-secondary {
  background-color: var(--light-color);
  color: var(--text-color);
  border: 1px solid rgba(0, 0, 0, 0.1);
}

.btn-secondary:hover {
  background-color: #e9ecef;
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.05);
}

.btn-accent {
  background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
  color: white;
}

.btn-accent:hover {
  background: linear-gradient(45deg, #3b52ce, #37b4d9);
  box-shadow: 0 10px 20px rgba(67, 97, 238, 0.4);
}

.btn-success {
  background-color: var(--success-color);
}

.btn-success:hover {
  background-color: #2d9500;
  box-shadow: 0 8px 15px rgba(56, 176, 0, 0.3);
}

.btn-outline {
  background-color: transparent;
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
}

.btn-outline:hover {
  background-color: rgba(0, 189, 126, 0.1);
  color: var(--primary-color);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.1rem;
  border-radius: 12px;
}

.btn-xl {
  padding: 0.8rem 1.6rem;
  font-size: 0.88rem;
}

/* 알림 메시지 */
.alert {
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  font-weight: 500;
  border-left: 4px solid transparent;
}

.alert-success {
  background-color: rgba(0, 184, 148, 0.1);
  color: #00b894;
  border-left-color: #00b894;
}

.alert-danger {
  background-color: rgba(255, 118, 117, 0.1);
  color: #ff7675;
  border-left-color: #ff7675;
}

.alert-warning {
  background-color: rgba(253, 203, 110, 0.1);
  color: #fdcb6e;
  border-left-color: #fdcb6e;
}

/* 테이블 스타일 */
.table-container {
  width: 100%;
  overflow-x: auto;
  background-color: var(--card-bg);
  border-radius: 16px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
  padding: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.table th {
  background-color: rgba(0, 0, 0, 0.2);
  font-weight: 600;
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.9rem;
}

.table tr:hover {
  background-color: rgba(255, 255, 255, 0.05);
}

/* 푸터 스타일 */
.footer {
  background-color: var(--light-color);
  color: var(--text-color);
  padding: 4rem 0 2rem;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand {
  flex: 1;
}

.footer-logo {
  font-size: 1.44rem;
  font-weight: 700;
  color: var(--dark-color);
  margin-bottom: 1rem;
}

.text-accent {
  color: var(--primary-color);
}

.footer-desc {
  color: rgba(33, 37, 41, 0.7);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: rgba(67, 97, 238, 0.1);
  color: var(--primary-color);
  transition: all 0.3s ease;
}

.social-link:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-5px);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-links-column h4 {
  color: white;
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-links-column h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--primary-color);
}

.footer-links-column ul {
  list-style: none;
}

.footer-links-column ul li {
  margin-bottom: 0.8rem;
}

.footer-links-column ul li a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-block;
}

.footer-links-column ul li a:hover {
  color: var(--primary-color);
  transform: translateX(5px);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
}

.copyright {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.9rem;
}

.footer-legal {
  display: flex;
  gap: 2rem;
}

.footer-legal a {
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.3s ease;
}

.footer-legal a:hover {
  color: var(--primary-color);
}

/* 대시보드 레이아웃 */
.dashboard {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 30px;
}

.sidebar {
  background-color: var(--card-bg);
  border-radius: 16px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
  padding: 2rem;
  height: fit-content;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-menu {
  list-style: none;
}

.sidebar-menu li {
  margin-bottom: 0.8rem;
}

.sidebar-menu a {
  display: block;
  padding: 1rem;
  color: var(--text-color);
  text-decoration: none;
  border-radius: 8px;
  transition: all 0.3s;
  font-weight: 500;
}

.sidebar-menu a:hover,
.sidebar-menu a.active {
  background-color: rgba(0, 189, 126, 0.1);
  color: var(--primary-color);
  transform: translateX(5px);
}

.sidebar-menu a.active {
  border-left: 3px solid var(--primary-color);
}

.dashboard-content {
  background-color: var(--card-bg);
  border-radius: 16px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
  padding: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.dashboard-header {
  margin-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 1rem;
}

.dashboard-title {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  font-size: 1.8rem;
  font-weight: 600;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
  .dashboard {
    grid-template-columns: 1fr;
  }
  
  .header-container {
    flex-direction: column;
  }
  
  .nav-buttons {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--header-bg);
    flex-direction: column;
    padding: 0;
    height: 0;
    overflow: hidden;
    transition: height 0.3s ease, padding 0.3s ease;
    z-index: 10;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  }
  
  .show-mobile-menu {
    display: flex;
    height: auto;
    padding: 1rem 0;
  }
  
  .nav-button {
    width: 90%;
    margin: 0.5rem auto;
    justify-content: center;
  }
  
  .mobile-menu-toggle.active {
    color: var(--primary-color);
  }
  
  .nav-menu {
    margin-top: 1rem;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .nav-menu li {
    margin: 0 0.8rem;
    margin-bottom: 0.5rem;
  }
}

/* 다운로드 아이템 */
.download-item {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 1.8rem;
  margin-bottom: 1.5rem;
  background-color: rgba(255, 255, 255, 0.03);
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.download-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background-color: var(--primary-color);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform 0.3s;
}

.download-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
  background-color: rgba(255, 255, 255, 0.05);
}

.download-item:hover::before {
  transform: scaleY(1);
}

.download-title {
  font-size: 1.3rem;
  margin-bottom: 0.8rem;
  color: var(--primary-color);
  font-weight: 600;
}

.download-desc {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.download-link {
  display: inline-block;
  padding: 0.7rem 1.5rem;
  background-color: var(--primary-color);
  color: white;
  text-decoration: none;
  border-radius: 8px;
  transition: all 0.3s;
  font-weight: 500;
  letter-spacing: 0.5px;
}

.download-link:hover {
  background-color: #00a86f;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 189, 126, 0.3);
}

/* 이미지 스타일 */
img {
  opacity: 1;
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  transition: all 0.5s;
  position: relative;
  z-index: 1;
  filter: brightness(0.9) contrast(1.1);
  border: 3px solid transparent;
}

img:hover {
  transform: scale(1.03);
  filter: brightness(1.1) contrast(1.2);
  border: 3px solid var(--primary-color);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4), 0 0 20px rgba(0, 189, 126, 0.3);
}

/* 이미지 컨테이너 스타일 */
.image-container {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  margin: 1.5rem 0;
  background-color: var(--card-bg);
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
}

.image-container::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at center, transparent 50%, rgba(0, 0, 0, 0.7) 100%);
  z-index: 0;
  opacity: 0;
  transition: opacity 0.5s;
}

.image-container:hover::after {
  opacity: 1;
}

/* 이미지 그리드 레이아웃 */
.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  padding: 1.5rem;
}

/* 카드 스타일 */
.card {
  background-color: var(--card-bg);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
  transition: all 0.3s;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(0,0,0,0.3);
}

.card-header {
  padding: 1.5rem;
  background-color: rgba(0, 0, 0, 0.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.card-title {
  color: var(--primary-color);
  margin: 0;
  font-size: 1.3rem;
  font-weight: 600;
}

.card-body {
  padding: 1.5rem;
}

.card-footer {
  padding: 1.5rem;
  background-color: rgba(0, 0, 0, 0.1);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* 폼 텍스트 및 추가 스타일 */
.form-text {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
}

/* 리플 효과 */
.ripple-effect {
  position: absolute;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.3);
  width: 100px;
  height: 100px;
  margin-top: -50px;
  margin-left: -50px;
  animation: ripple 0.6s linear;
  opacity: 0.5;
  pointer-events: none;
}

@keyframes ripple {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* 입력 필드 포커스 효과 */
.input-focused .form-label {
  color: var(--primary-color);
  font-size: 0.9rem;
  transform: translateY(-5px);
  transition: all 0.3s;
}

.form-label {
  transition: all 0.3s;
}

.btn {
  position: relative;
  overflow: hidden;
}

/* 텍스트 액센트 및 그라디언트 */
.text-accent {
  color: var(--primary-color);
  font-weight: 700;
}

.text-gradient {
  background: linear-gradient(90deg, var(--primary-color), #54a0ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;
}

/* 히어로 섹션 */
.hero-banner {
  position: relative;
  padding: 5rem 0 8rem;
  overflow: hidden;
  background: linear-gradient(135deg, #f8f9fa 30%, rgba(76, 201, 240, 0.15) 100%);
}

.hero-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.hero-text {
  flex: 1;
  max-width: 600px;
}

.hero-title {
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  color: var(--dark-color);
}

.hero-title .highlight {
  color: var(--primary-color);
  position: relative;
  display: inline-block;
}

.hero-title .highlight::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 5px;
  width: 100%;
  height: 8px;
  background-color: rgba(67, 97, 238, 0.2);
  z-index: -1;
}

.hero-subtitle {
  font-size: 0.96rem;
  margin-bottom: 2rem;
  color: rgba(33, 37, 41, 0.8);
  line-height: 1.7;
}

.hero-visual {
  flex: 1;
  position: relative;
}

.hero-image {
  position: relative;
  z-index: 2;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
  transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
  transition: all 0.5s ease;
}

.hero-image:hover {
  transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.hero-image img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
  border: none;
  filter: brightness(1.05);
}

.glow-effect {
  position: absolute;
  top: -30%;
  right: -30%;
  width: 150%;
  height: 150%;
  background: radial-gradient(circle, rgba(67, 97, 238, 0.3), rgba(76, 201, 240, 0.2), rgba(0, 0, 0, 0) 70%);
  opacity: 0.8;
  pointer-events: none;
  z-index: -1;
}

.shape-divider {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  overflow: hidden;
  line-height: 0;
}

.shape-divider svg {
  position: relative;
  display: block;
  width: calc(120% + 1.3px);
  height: 80px;
}

.shape-divider .shape-fill {
  fill: var(--card-bg);
}

.alert-box {
  display: inline-flex;
  align-items: center;
  padding: 1rem 1.5rem;
  border-radius: 8px;
  background-color: rgba(253, 203, 110, 0.1);
  color: #fdcb6e;
  border-left: 4px solid #fdcb6e;
  margin-top: 1rem;
  gap: 0.8rem;
}

/* 스탯 섹션 */
.stats-section {
  background-color: var(--card-bg);
  padding: 4rem 0;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.stat-card {
  background-color: var(--light-color);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  box-shadow: 0 8px 30px var(--shadow-color);
  border: 1px solid rgba(0, 0, 0, 0.03);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.stat-card:hover::before {
  transform: scaleX(1);
}

.stat-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  background-color: rgba(67, 97, 238, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.44rem;
  color: var(--primary-color);
  transition: all 0.3s ease;
}

.stat-card:hover .stat-icon {
  background-color: var(--primary-color);
  color: white;
  transform: rotateY(180deg);
}

.stat-content {
  margin-top: 1rem;
}

.stat-number {
  font-size: 1.76rem;
  font-weight: 700;
  margin-bottom: 0.3rem;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-fill-color: transparent;
}

.stat-label {
  color: var(--text-color);
  font-weight: 500;
  font-size: 0.88rem;
}

/* 특징 섹션 */
.features-section {
  padding: 6rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-tag {
  display: inline-block;
  padding: 0.4rem 0.8rem;
  background-color: rgba(67, 97, 238, 0.1);
  color: var(--primary-color);
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.72rem;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--dark-color);
}

.section-subtitle {
  font-size: 0.88rem;
  color: rgba(33, 37, 41, 0.7);
  max-width: 600px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.feature-card {
  background-color: var(--card-bg);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 10px 30px var(--shadow-color);
  transition: all 0.3s ease;
  border: 1px solid rgba(0, 0, 0, 0.03);
  position: relative;
  overflow: hidden;
}

.feature-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px var(--shadow-color);
}

.feature-card:hover::after {
  transform: scaleX(1);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background-color: rgba(67, 97, 238, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.44rem;
  color: var(--primary-color);
  transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
  background-color: var(--primary-color);
  color: white;
  transform: rotateY(180deg);
}

.feature-title {
  font-size: 1.04rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--dark-color);
}

.feature-desc {
  color: rgba(44, 62, 80, 0.8);
  line-height: 1.6;
}

/* CTA 섹션 */
.cta-section {
  padding: 6rem 0;
  text-align: center;
  background: linear-gradient(135deg, rgba(67, 97, 238, 0.05), rgba(76, 201, 240, 0.1));
  position: relative;
  overflow: hidden;
  border-top: 1px solid rgba(0, 0, 0, 0.03);
  border-bottom: 1px solid rgba(0, 0, 0, 0.03);
}

.cta-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}

.cta-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--dark-color);
}

.cta-desc {
  font-size: 0.96rem;
  color: rgba(33, 37, 41, 0.8);
  margin-bottom: 2.5rem;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.cta-shapes .shape {
  position: absolute;
  border-radius: 50%;
  background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
  opacity: 0.1;
  filter: blur(50px);
  animation: floatAnimation 8s infinite alternate ease-in-out;
}

.shape-1 {
  width: 300px;
  height: 300px;
  top: -150px;
  left: -100px;
  animation-delay: 0s;
}

.shape-2 {
  width: 200px;
  height: 200px;
  bottom: -100px;
  right: -50px;
  animation-delay: 2s;
}

.shape-3 {
  width: 150px;
  height: 150px;
  bottom: 50px;
  left: 15%;
  animation-delay: 4s;
}

.shape-4 {
  width: 100px;
  height: 100px;
  top: 10%;
  right: 20%;
  animation-delay: 6s;
}

@keyframes floatAnimation {
  0% {
    transform: translateY(0) scale(1);
  }
  100% {
    transform: translateY(-20px) scale(1.1);
  }
}

/* 반응형 디자인 */
@media (max-width: 992px) {
  .hero-flex {
    flex-direction: column;
    text-align: center;
  }
  
  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .stats-grid, 
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
  
  .footer-links {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-buttons {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .stats-grid, 
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .footer-legal {
    flex-direction: column;
    gap: 0.5rem;
  }
}

/* 애니메이션 */
@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.8;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes fadeIn {
  0% {
    opacity: 0;
    transform: translateY(20px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 스크롤 애니메이션 */
.pre-animation {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-in {
  opacity: 1;
  transform: translateY(0);
}

.feature-card.pre-animation {
  transition-delay: calc(var(--animation-order, 0) * 0.1s);
}

.stat-card.pre-animation {
  transition-delay: calc(var(--animation-order, 0) * 0.1s);
}

.feature-card:nth-child(1),
.stat-card:nth-child(1) {
  --animation-order: 1;
}

.feature-card:nth-child(2),
.stat-card:nth-child(2) {
  --animation-order: 2;
}

.feature-card:nth-child(3),
.stat-card:nth-child(3) {
  --animation-order: 3;
}

.feature-card:nth-child(4),
.stat-card:nth-child(4) {
  --animation-order: 4;
}

.feature-card:nth-child(5) {
  --animation-order: 5;
}

.feature-card:nth-child(6) {
  --animation-order: 6;
}

/* 매뉴얼 페이지 스타일 */
.button-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.feature-button {
    background-color: white;
    padding: 30px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    border: 1px solid #e0e0e0;
}

.feature-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px rgba(0,0,0,0.1);
}

.feature-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background-color: #3498db;
}

.feature-button h3 {
    margin-bottom: 15px;
    color: #2c3e50;
}

.feature-button p {
    color: #7f8c8d;
    font-size: 14px;
}

.feature-button .icon {
    font-size: 42px;
    margin-bottom: 15px;
    color: #3498db;
}

/* 매뉴얼 콘텐츠 섹션 */
.manual-section {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    padding: 30px;
    margin-bottom: 20px;
    display: none;
}

.manual-section.active {
    display: block;
}

.manual-section h2 {
    color: #2c3e50;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #3498db;
}

.manual-section h3 {
    color: #3498db;
    margin: 20px 0 10px;
}

.manual-section p {
    margin-bottom: 15px;
}

.manual-section ul, .manual-section ol {
    margin-bottom: 15px;
    padding-left: 20px;
}

.manual-section .screenshot {
    width: 600px;
    height: 300px;
    background-color: #f0f0f0;
    margin: 20px auto;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 5px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

@media (max-width: 768px) {
    .button-grid {
        grid-template-columns: 1fr;
    }
    
    .manual-section .screenshot {
        width: 100%;
        max-width: 600px;
        height: auto;
        min-height: 200px;
    }
}