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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: #333;
  overflow-x: hidden;
}

a{
 text-decoration: none;
}

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

/* Header */
header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  transition: all 0.3s ease;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}


/* 페이지네이션설정을위한 nav */
nav{
  margin-top: 15px;
  width:100%;
}
ul,li{
  list-style-type: none;
}
.pagination{
  width:100%;
  display: flex;
  justify-content: center;
}
.pagination li{
  font-size: 18px;
  margin: 0 15px;
}
.pagination li a{
  color: #f0f4ff;
}
.pagination li a:hover{
  color: #fed7d7;
}

/* 페이지네이션설정을위한 nav */

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  background: #667eea;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}



.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  text-decoration: none;
  color: #333;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: #667eea;
}

.cta-button {
  background: #667eea;
  color: white;
  padding: 0.7rem 1.5rem;
  border: none;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

/* Hero Section */
.hero {
  height: 550px;
  background: #667eea 0%;
  display: flex;
  justify-content:center;
  align-items: center;
  overflow: hidden;
}
.hero h2 {
  margin-top: 75px;
  font-size: 2.5rem;
  font-weight: 700;
  opacity: 0;
  animation: slideInUp 1s ease forwards 0.2s;
}


@keyframes float {

  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }

  33% {
    transform: translateY(-20px) rotate(1deg);
  }

  66% {
    transform: translateY(-10px) rotate(-1deg);
  }
}

.hero-content {
  color: white;
  text-align: center;
  z-index: 1;
  position: relative;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  opacity: 0;
  animation: slideInUp 1s ease forwards 0.2s;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  opacity: 0;
  animation: slideInUp 1s ease forwards 0.4s;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: slideInUp 1s ease forwards 0.6s;
}

.btn-primary,
.btn-secondary {
  padding: 1rem 2rem;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s ease;
  cursor: pointer;
}

.btn-primary {
  background: white;
  color: #667eea;
  box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
}

.btn-secondary {
  background: transparent;
  color: white;
  border: 2px solid white;
}

.btn-secondary:hover {
  background: white;
  color: #667eea;
  transform: translateY(-3px);
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Features Section */
.features {
  padding: 5rem 0;
  background: #f8fafc;
}

.features h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #2d3748;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.feature-card {
  background: white;
  padding: 2rem;
  border-radius: 20px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  border: 1px solid rgba(102, 126, 234, 0.1);
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(45deg, #667eea 0%, #764ba2 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 1.5rem;
  color: white;
}

.feature-card h3 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
  color: #2d3748;
}

.feature-card p {
  color: #718096;
  line-height: 1.6;
}

/* Stats Section */
.stats {
  background: linear-gradient(135deg, #2d3748 0%, #4a5568 100%);
  color: white;
  padding: 4rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  text-align: center;
}

.stat-item h3 {
  font-size: 2.5rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
  background:#81e6d9;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-item p {
  font-size: 1rem;
  opacity: 0.9;
}

/* CTA Section */
.cta-section {
  background:  #667eea;
  color: white;
  padding: 4rem 0;
  text-align: center;
}

.cta-section h2 {
  font-size: 2.2rem;
  margin-bottom: 1rem;
}

.cta-section p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

/* Footer */
footer {
  background: #2d3748;
  color: white;
  padding: 3rem 0 1rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  margin-bottom: 1rem;
  color: #81e6d9;
}

.footer-section a {
  color: #a0aec0;
  text-decoration: none;
  display: block;
  margin-bottom: 0.5rem;
  transition: color 0.3s ease;
}

.footer-section a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid #4a5568;
  padding-top: 1rem;
  text-align: center;
  color: #a0aec0;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn-primary,
  .btn-secondary {
    width: 200px;
  }
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}

/* Loading Animation */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:#667eea;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  animation: fadeOut 0.3s ease forwards 0.3s;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-top: 3px solid white;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

@keyframes fadeOut {
  to {
    opacity: 0;
    visibility: hidden;
  }
}

/* Service Form Section */
.service-section {
  margin-top: 150px;
  padding: 4rem 0;
  background: #d6d8e2;
}

.form-container {
  max-width: 1800px;
  margin: 0 auto;
  background: white;
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  animation: slideInUp 0.8s ease;
}

.form-header {
  background: #667eea;
  color: white;
  padding: 2rem;
}

.form-header h2 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.form-header p {
  opacity: 0.9;
  font-size: 1rem;
}

.service-form {
  padding: 2rem;
}

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

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: #2d3748;
  font-size: 0.9rem;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid #e2e8f0;
  border-radius: 10px;
  font-size: 1rem;
  transition: all 0.3s ease;
  background: #f8fafc;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: #667eea;
  background: white;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.radio-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.radio-item {
  display: flex;
  align-items: center;
  cursor: pointer;
  padding: 0.5rem 1rem;
  border: 2px solid #e2e8f0;
  border-radius: 25px;
  transition: all 0.3s ease;
  background: #f8fafc;
}

.radio-item:hover {
  border-color: #667eea;
  background: #f0f4ff;
}

.radio-input {
  margin-right: 0.5rem;
  transform: scale(1.2);
}

.radio-input:checked + .radio-label {
  color: #667eea;
  font-weight: 600;
}

.radio-item:has(.radio-input:checked) {
  border-color: #667eea;
  background: #f0f4ff;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.radio-label {
  font-size: 0.9rem;
  color: #4a5568;
  transition: color 0.3s ease;
}

.form-actions {
  text-align: center;
  margin-top: 2rem;
}

.submit-btn {
  background: #667eea;
  color: white;
  padding: 1rem 3rem;
  border: none;
  border-radius: 50px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.submit-btn1 {
  background: #fff;
  color: #333;
  padding: 1rem 3rem;
  border: none;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.submit-btn1:hover {
  background: #667eea;
  color:#fff;
}
.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.submit-btn:active {
  transform: translateY(0);
}

/* Form Validation Styles */
.form-input.error,
.form-textarea.error,
.form-select.error {
  border-color: #e53e3e;
  background: #fed7d7;
}

.form-input.error:focus,
.form-textarea.error:focus,
.form-select.error:focus {
  box-shadow: 0 0 0 3px rgba(229, 62, 62, 0.1);
}

.error-message {
  color: #e53e3e;
  font-size: 0.8rem;
  margin-top: 0.25rem;
  display: block;
}

/* Responsive Design for Form */
@media (max-width: 768px) {
  .form-container {
    margin: 1rem;
    border-radius: 15px;
  }
  
  .form-header {
    padding: 1.5rem;
  }
  
  .form-header h2 {
    font-size: 1.5rem;
  }
  
  .service-form {
    padding: 1.5rem;
  }
  
  .radio-group {
    flex-direction: column;
    gap: 0.5rem;
  }
  
  .radio-item {
    justify-content: center;
  }
  
  .submit-btn {
    width: 100%;
    padding: 1rem 2rem;
  }
}

/* Animation for form elements */
.form-group {
  animation: fadeInUp 0.6s ease forwards;
  opacity: 0;
}

.form-group:nth-child(1) { animation-delay: 0.1s; }
.form-group:nth-child(2) { animation-delay: 0.2s; }
.form-group:nth-child(3) { animation-delay: 0.3s; }
.form-group:nth-child(4) { animation-delay: 0.4s; }
.form-group:nth-child(5) { animation-delay: 0.5s; }

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