.page-contact-business-cooperation {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #E0E0E0; /* Light gray for general text */
  background-color: #1A1A2E; /* Dark blue/near black background */
}

.page-contact-business-cooperation__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-contact-business-cooperation__hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 500px;
  padding: 80px 0;
  background: linear-gradient(135deg, #1A1A2E 0%, #DC143C 100%); /* Gradient from dark to deep red */
  overflow: hidden;
  color: #FFFFFF;
}

.page-contact-business-cooperation__hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
}

.page-contact-business-cooperation__hero-title {
  font-size: 3.5em;
  margin-bottom: 20px;
  color: #FFD700; /* Gold for main title */
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-contact-business-cooperation__hero-subtitle {
  font-size: 1.5em;
  margin-bottom: 30px;
  color: #F0F0F0;
}

.page-contact-business-cooperation__hero-button,
.page-contact-business-cooperation__cta-button {
  display: inline-block;
  background-color: #FFD700; /* Gold button */
  color: #1A1A2E; /* Dark text on gold */
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: background-color 0.3s ease, transform 0.3s ease;
  border: none;
  cursor: pointer;
}

.page-contact-business-cooperation__hero-button:hover,
.page-contact-business-cooperation__cta-button:hover {
  background-color: #E6C200; /* Slightly darker gold on hover */
  transform: translateY(-3px);
}

.page-contact-business-cooperation__hero-image-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.2;
  overflow: hidden;
}

.page-contact-business-cooperation__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(50%) blur(3px);
}

.page-contact-business-cooperation__section-title {
  font-size: 2.5em;
  color: #FFD700; /* Gold for section titles */
  text-align: center;
  margin-bottom: 40px;
  padding-top: 60px;
  position: relative;
}

.page-contact-business-cooperation__section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background-color: #DC143C; /* Deep red underline */
  margin: 15px auto 0;
  border-radius: 2px;
}

.page-contact-business-cooperation__introduction,
.page-contact-business-cooperation__why-partner,
.page-contact-business-cooperation__partnership-areas,
.page-contact-business-cooperation__process,
.page-contact-business-cooperation__contact-section,
.page-contact-business-cooperation__cta {
  padding: 60px 0;
  margin-bottom: 20px;
}

.page-contact-business-cooperation__introduction p,
.page-contact-business-cooperation__partnership-areas p,
.page-contact-business-cooperation__process p,
.page-contact-business-cooperation__contact-section p,
.page-contact-business-cooperation__cta p {
  font-size: 1.1em;
  margin-bottom: 20px;
  text-align: justify;
  color: #E0E0E0;
}

.page-contact-business-cooperation__benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-contact-business-cooperation__benefit-item {
  background-color: #2A2A3E; /* Slightly lighter dark background */
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-contact-business-cooperation__benefit-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.page-contact-business-cooperation__benefit-title {
  font-size: 1.6em;
  color: #FFD700; /* Gold for benefit titles */
  margin-bottom: 15px;
  text-align: center;
}

.page-contact-business-cooperation__benefit-item p {
  font-size: 1em;
  color: #C0C0C0;
  text-align: justify;
}

.page-contact-business-cooperation__image-full-width {
  width: 100%;
  height: auto;
  border-radius: 10px;
  margin-top: 40px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.page-contact-business-cooperation__area-list {
  list-style: none;
  padding: 0;
  margin-top: 40px;
}

.page-contact-business-cooperation__area-list li {
  background-color: #2A2A3E;
  margin-bottom: 20px;
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

.page-contact-business-cooperation__area-title {
  font-size: 1.8em;
  color: #DC143C; /* Deep red for area titles */
  margin-bottom: 10px;
}

.page-contact-business-cooperation__area-list li p {
  font-size: 1em;
  color: #C0C0C0;
  text-align: justify;
}

.page-contact-business-cooperation__process-list {
  list-style: none;
  padding: 0;
  margin-top: 40px;
  counter-reset: process-step;
}

.page-contact-business-cooperation__process-list li {
  position: relative;
  padding-left: 70px;
  margin-bottom: 30px;
  min-height: 50px;
}

.page-contact-business-cooperation__process-list li::before {
  counter-increment: process-step;
  content: counter(process-step);
  position: absolute;
  left: 0;
  top: 0;
  width: 50px;
  height: 50px;
  background-color: #FFD700; /* Gold step number */
  color: #1A1A2E;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8em;
  font-weight: bold;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.page-contact-business-cooperation__process-step-title {
  font-size: 1.5em;
  color: #FFD700; /* Gold for process step titles */
  margin-bottom: 5px;
}

.page-contact-business-cooperation__contact-form {
  background-color: #2A2A3E;
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
  max-width: 700px;
  margin: 40px auto;
}

.page-contact-business-cooperation__form-group {
  margin-bottom: 20px;
}

.page-contact-business-cooperation__form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: bold;
  color: #FFD700; /* Gold for form labels */
}

.page-contact-business-cooperation__form-input,
.page-contact-business-cooperation__form-select,
.page-contact-business-cooperation__form-textarea {
  width: calc(100% - 20px);
  padding: 12px 10px;
  border: 1px solid #555;
  border-radius: 5px;
  background-color: #3A3A4E; /* Darker input background */
  color: #E0E0E0;
  font-size: 1em;
  transition: border-color 0.3s ease;
}

.page-contact-business-cooperation__form-input:focus,
.page-contact-business-cooperation__form-select:focus,
.page-contact-business-cooperation__form-textarea:focus {
  border-color: #FFD700; /* Gold border on focus */
  outline: none;
}

.page-contact-business-cooperation__form-textarea {
  resize: vertical;
}

.page-contact-business-cooperation__submit-button {
  display: block;
  width: 100%;
  background-color: #DC143C; /* Deep red submit button */
  color: #FFFFFF;
  padding: 15px;
  border: none;
  border-radius: 50px;
  font-size: 1.2em;
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.page-contact-business-cooperation__submit-button:hover {
  background-color: #B20F2F; /* Darker deep red on hover */
  transform: translateY(-2px);
}

.page-contact-business-cooperation__direct-contact {
  text-align: center;
  margin-top: 30px;
  font-size: 1.1em;
  color: #C0C0C0;
}

.page-contact-business-cooperation__direct-contact a {
  color: #FFD700; /* Gold links */
  text-decoration: none;
  font-weight: bold;
}

.page-contact-business-cooperation__direct-contact a:hover {
  text-decoration: underline;
}

.page-contact-business-cooperation__cta {
  text-align: center;
  background-color: #2A2A3E; /* Darker background for CTA */
  padding: 80px 0;
  border-top: 5px solid #DC143C; /* Deep red border top */
}

.page-contact-business-cooperation__cta .page-contact-business-cooperation__section-title {
  color: #FFD700;
}

/* Responsive Design */
@media (max-width: 992px) {
  .page-contact-business-cooperation__hero-title {
    font-size: 2.8em;
  }
  .page-contact-business-cooperation__hero-subtitle {
    font-size: 1.3em;
  }
  .page-contact-business-cooperation__section-title {
    font-size: 2em;
  }
  .page-contact-business-cooperation__benefit-title {
    font-size: 1.4em;
  }
  .page-contact-business-cooperation__area-title {
    font-size: 1.6em;
  }
  .page-contact-business-cooperation__process-step-title {
    font-size: 1.3em;
  }
}

@media (max-width: 768px) {
  .page-contact-business-cooperation__hero {
    min-height: 400px;
    padding: 60px 0;
  }
  .page-contact-business-cooperation__hero-title {
    font-size: 2.2em;
  }
  .page-contact-business-cooperation__hero-subtitle {
    font-size: 1.1em;
  }
  .page-contact-business-cooperation__hero-button,
  .page-contact-business-cooperation__cta-button,
  .page-contact-business-cooperation__submit-button {
    padding: 12px 25px;
    font-size: 1em;
  }
  .page-contact-business-cooperation__section-title {
    font-size: 1.8em;
  }
  .page-contact-business-cooperation__introduction p,
  .page-contact-business-cooperation__why-partner p,
  .page-contact-business-cooperation__partnership-areas p,
  .page-contact-business-cooperation__process p,
  .page-contact-business-cooperation__contact-section p,
  .page-contact-business-cooperation__cta p {
    font-size: 1em;
  }
  .page-contact-business-cooperation__benefits-grid {
    grid-template-columns: 1fr;
  }
  .page-contact-business-cooperation__process-list li {
    padding-left: 60px;
  }
  .page-contact-business-cooperation__process-list li::before {
    width: 45px;
    height: 45px;
    font-size: 1.6em;
  }
  .page-contact-business-cooperation__contact-form {
    padding: 30px;
  }
}

@media (max-width: 480px) {
  .page-contact-business-cooperation__hero-title {
    font-size: 1.8em;
  }
  .page-contact-business-cooperation__hero-subtitle {
    font-size: 0.9em;
  }
  .page-contact-business-cooperation__section-title {
    font-size: 1.5em;
  }
  .page-contact-business-cooperation__benefit-title {
    font-size: 1.2em;
  }
  .page-contact-business-cooperation__area-title {
    font-size: 1.4em;
  }
  .page-contact-business-cooperation__process-step-title {
    font-size: 1.2em;
  }
  .page-contact-business-cooperation__form-input,
  .page-contact-business-cooperation__form-select,
  .page-contact-business-cooperation__form-textarea {
    width: calc(100% - 20px);
  }
}