.
  /* 공통 스타일 */
    body {
      margin: 0;
      padding: 0;
      font-family: 'Nanum Gothic', sans-serif;
      color: #333;
      line-height: 1.6;
      background-color: #f9f9f9;
    }
    a {
      text-decoration: none;
      color: inherit;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

    .container {
      width: 90%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 60px 0;
    }

  
  /* ===== 헤더 ===== */
#main-header {
  position: fixed;
  top: 0; left: 0; width: 100%;
  z-index: 1000;
  background: transparent;
  transition: all 0.3s ease;


}

#main-header.scrolled {
  background: rgba(255,255,255,0.95);
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  padding: 15px 0;
  backdrop-filter: blur(10px);
}
#main-header.scrolled  .logo > img {
  width: 100%;
  max-width: 60px;
  filter: none !important
}

.header-inner {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;

  
}

.logo > img {
  width: 100%;
  max-width: 60px;
  filter: brightness(0) invert(1);
}

nav ul {
  display: flex;
  gap: 30px;
}

nav ul li a {
  color: #fff !important;
  font-weight: 500;
  position: relative;
}

#main-header.scrolled nav ul li a {
   color: #111 !important;
}

nav ul li a::after {
  content: '';
  position: absolute;
  bottom: -6px; left: 0;
  width: 0; height: 2px;
  background: #224abe;
  transition: 0.3s;
}

nav ul li a:hover::after {
  width: 100%;
}

/* ===== 히어로 ===== */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 0 1.5rem;
  text-align: center;
  color: #fff;
  background: url('https://cdn.pixabay.com/photo/2016/11/19/14/16/man-1839500_1280.jpg') center/cover no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom right, rgba(0, 0, 0, 0.65), rgba(0, 60, 130, 0.65));
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  width: 100%;
  padding: 2rem;
  animation: fadeInUp 1.2s ease forwards;
}

.hero-content h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.hero-content .highlight {
  color: #4cc9f0;
}

.hero-content p {
  font-size: clamp(1rem, 2vw, 1.3rem);
  margin-bottom: 2.5rem;
  color: #e0e0e0;
}

.cta-btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  font-size: 1.2rem;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, #4cc9f0, #4361ee);
  border: none;
  border-radius: 50px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 10px 25px rgba(67, 97, 238, 0.4);
}

.cta-btn:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 15px 30px rgba(67, 97, 238, 0.6);
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 반응형 */
@media (max-width: 768px) {
  .hero {
    min-height: 75vh;
    padding: 0 1rem;
  }
  .hero-content p {
    margin-bottom: 2rem;
  }
  .cta-btn {
    padding: 0.9rem 2rem;
    font-size: 1.05rem;
  }
}


/* 반응형 */
@media (max-width: 768px) {
  .hero-content h1 { font-size: 2rem; }
  .hero-content p { font-size: 1rem; }
  nav ul { gap: 15px; }
}
.features-section {
  text-align: center;
  padding: 5rem 1.5rem;
  background: linear-gradient(135deg, #f8fafc, #eef2f7);
}

.features-section h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 3rem;
  color: #1e293b;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

.feature-item {
  background: #ffffff;
  border-radius: 1.5rem;
  padding: 2.5rem 2rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.08);
}

.feature-item img {
  width: 64px;
  height: 64px;
  object-fit: contain;
  margin-bottom: 1.5rem;
      width: 100%;
}

.feature-item h3 {
  font-size: 1.25rem;
  color: #0f172a;
  margin-bottom: 0.75rem;
}

.feature-item p {
  color: #475569;
  line-height: 1.6;
  font-size: 0.95rem;
  word-break: keep-all;
}


   .pricing {
  text-align: center;
  padding: 6rem 2rem;
  background: linear-gradient(135deg, #f9fafc, #eef2f7);
}

.pricing h2 {
  font-size: 2.2rem;
  margin-bottom: 2rem;
  color: #1e2a38;
  font-weight: 700;
}

.pricing-card {
  background: #fff;
  max-width: 500px;
  margin: 0 auto;
  padding: 3rem 2rem;
  border-radius: 1.5rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.pricing-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
}

.price {
  font-size: 2.5rem;
  color: #0060c7;
  font-weight: 800;
  margin-bottom: 1.5rem;
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin-bottom: 1.8rem;
  text-align: left;
}

.pricing-features li {
  font-size: 1rem;
  margin: 0.6rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: #4a5568;
}

.pricing-features li::before {
  content: "•";
  color: #0060c7;
  position: absolute;
  left: 0;
  font-size: 1.2rem;
  line-height: 1;
}

.price-desc {
  font-size: 0.95rem;
  color: #6b7280;
  margin-bottom: 2rem;
  line-height: 1.6;
}

.btn-pricing {
  background: #0060c7;
  color: #fff;
  padding: 1rem 2.5rem;
  border: none;
  border-radius: 9999px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.3s ease;
}

.btn-pricing:hover {
  background: #004b9c;
}

@media (max-width: 640px) {
  .pricing-card {
    padding: 2rem 1.5rem;
  }
  .price {
    font-size: 2rem;
  }
  .pricing h2 {
    font-size: 1.8rem;
  }
}


  .testimonial-section {
  padding: 6rem 2rem;
  background: linear-gradient(135deg, #f9fafc, #eef2f7);
  text-align: center;
}

.testimonial-section h2 {
  font-size: 2.2rem;
  margin-bottom: 3rem;
  color: #1e2a38;
  font-weight: 700;
}

.testimonial-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.testimonial-card {
  width: 100%;
  background: #fff;
  padding: 3rem 3rem 2.5rem;
  border-radius: 1.5rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.06);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-align: left;
  position: relative;
}

.testimonial-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.testimonial-card blockquote {
  font-size: 1.25rem;
  color: #374151;
  line-height: 1.8;
  margin-bottom: 1.5rem;
  position: relative;
  padding-left: 2.2rem;
}

.testimonial-card blockquote::before {
  content: "“";
  font-size: 4rem;
  color: #0060c7;
  position: absolute;
  top: -10px;
  left: 0;
  opacity: 0.15;
}

.testimonial-card cite {
  display: block;
  font-size: 1rem;
  color: #6b7280;
  font-style: normal;
  text-align: right;
}

@media (max-width: 640px) {
  .testimonial-card {
    padding: 2.2rem 1.8rem;
  }
  .testimonial-card blockquote {
    font-size: 1.1rem;
  }
}


    footer {
      background-color: #222;
      color: #ddd;
      padding: 40px 0;
      text-align: center;
    }
    footer p {
      margin: 0;
      font-size: 0.9rem;
    }

    /* 반응형 */
    @media (max-width: 768px) {
      .hero h1 {
        font-size: 2.2rem;
      }
      .hero p {
        font-size: 1rem;
      }
      header nav ul {
        gap: 20px;
      }
    }
    @media (max-width: 480px) {
      header {
        flex-direction: column;
        text-align: center;
      }
      header nav ul {
        flex-direction: column;
        gap: 15px;
        margin-top: 10px;
      }
      .hero {
        padding: 60px 20px;
      }
      .hero h1 {
        font-size: 1.8rem;
      }
      .hero p {
        font-size: 0.9rem;
      }
    }


    .contact-section {
  background: linear-gradient(135deg, #4e73df 0%, #224abe 100%);
  padding: 100px 20px;
  color: #fff;
  text-align: center;
}

.contact-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  padding: 60px 30px;
  max-width: 600px;
  margin: 0 auto;
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}

.contact-card h2 {
  font-size: 2rem;
  margin-bottom: 20px;
  color: #fff;
}

.contact-card p {
  font-size: 1.1rem;
  margin-bottom: 40px;
  line-height: 1.7;
  color: #f1f1f1;
}

.contact-btn {
  display: inline-block;
  background-color: #ffb347;
  color: #222;
  padding: 18px 40px;
  font-size: 1.1rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  box-shadow: 0 6px 16px rgba(0,0,0,0.2);
}

.contact-btn:hover {
  background-color: #ffa733;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.25);
}

/* 모바일 대응 */
@media (max-width: 480px) {
  .contact-card {
    padding: 40px 20px;
  }
  .contact-card h2 {
    font-size: 1.6rem;
  }
  .contact-card p {
    font-size: 1rem;
  }
  .contact-btn {
    font-size: 1rem;
    padding: 15px 30px;
  }
}


.contact-section {
  background: linear-gradient(135deg, #fdf6f0, #f3e7ff);
  padding: 6rem 2rem;
  text-align: center;
}

.contact-container {
  max-width: 800px;
  margin: 0 auto;
}

.contact-card {
  background: #fff;
  padding: 4rem 2.5rem;
  border-radius: 1.5rem;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.1);
}

.contact-card h2 {
  font-size: 2.2rem;
  color: #1e2a38;
  margin-bottom: 1.2rem;
}

.contact-card p {
  font-size: 1.15rem;
  color: #4b5563;
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

.contact-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(90deg, #fee500, #ffdf00);
  color: #3c1e1e;
  font-weight: 700;
  font-size: 1.2rem;
  padding: 1rem 2.2rem;
  border-radius: 3rem;
  text-decoration: none;
  box-shadow: 0 6px 15px rgba(255, 223, 0, 0.4);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.contact-btn:hover {
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 10px 25px rgba(255, 223, 0, 0.55);
}

@media (max-width: 640px) {
  .contact-card {
    padding: 3rem 1.8rem;
  }
  .contact-card h2 {
    font-size: 1.8rem;
  }
  .contact-card p {
    font-size: 1rem;
  }
  .contact-btn {
    font-size: 1.05rem;
    padding: 0.9rem 2rem;
  }
}