/* ===========================
   About Us & Brand Styles
   =========================== */

/* About Section */
.about-section {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.about-section .section-title h2,
.about-section .section-subtitle {
  color: white;
}

.about-section .section-title h2::after {
  background: white;
}

/* Company Introduction */
.company-intro {
  max-width: 1000px;
  margin: 0 auto var(--spacing-xxl);
  padding: var(--spacing-xl);
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-xlarge);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

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

.intro-paragraph {
  font-size: var(--font-size-base);
  line-height: 2;
  text-align: justify;
  text-indent: 2em;
  margin-bottom: var(--spacing-md);
  color: var(--text-regular);
}

.intro-paragraph:last-child {
  margin-bottom: 0;
}

/* Subsection Title */
.subsection-title {
  text-align: center;
  margin: var(--spacing-xxl) 0 var(--spacing-xl);
  padding-top: var(--spacing-xl);
  border-top: 2px solid rgba(255, 255, 255, 0.2);
}

.subsection-title:first-of-type {
  border-top: none;
  padding-top: 0;
}

.subsection-title h3 {
  font-size: var(--font-size-xxlarge);
  font-weight: var(--font-weight-bolder);
  color: white;
  margin-bottom: var(--spacing-xs);
}

.subsection-title p {
  font-size: var(--font-size-base);
  color: rgba(255, 255, 255, 0.9);
}

.guarantee-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.guarantee-card {
  position: relative;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-large);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all var(--transition-base);
}

.guarantee-card:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-8px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.guarantee-number {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 48px;
  font-weight: var(--font-weight-bolder);
  color: rgba(255, 255, 255, 0.2);
  line-height: 1;
}

.guarantee-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transition: transform var(--transition-base);
}

.guarantee-card:hover .guarantee-icon {
  transform: scale(1.1) rotate(5deg);
}

.guarantee-icon img {
  width: 50px;
  height: 50px;
  filter: brightness(0) invert(1);
}

.guarantee-card h3 {
  font-size: var(--font-size-xlarge);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-sm);
  color: white;
}

.guarantee-card p {
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.8;
}

/* Partners Showcase */
.partners-showcase {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
  padding: var(--spacing-xl);
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-xlarge);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.partner-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
  background: white;
  border-radius: var(--radius-medium);
  transition: all var(--transition-base);
  border: 2px solid transparent;
  min-height: 100px;
}

.partner-logo:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  border-color: var(--primary-color);
}

.partner-logo img {
  max-width: 100%;
  max-height: 60px;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.7;
  transition: all var(--transition-base);
}

.partner-logo:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

/* Contact Section */
.contact {
  background: var(--bg-white);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--spacing-xxl);
  margin-top: var(--spacing-xl);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: var(--bg-light);
  border-radius: var(--radius-medium);
  transition: all var(--transition-base);
}

.contact-item:hover {
  background: var(--primary-light);
  color: white;
  transform: translateX(10px);
}

.contact-icon {
  width: 50px;
  height: 50px;
  flex-shrink: 0;
}

.contact-item h4 {
  font-size: var(--font-size-large);
  font-weight: var(--font-weight-bold);
  margin-bottom: 4px;
}

.contact-item p {
  color: var(--text-secondary);
  font-size: var(--font-size-base);
}

.contact-item:hover p {
  color: rgba(255, 255, 255, 0.9);
}

/* Contact Map */
.contact-map {
  background: var(--bg-light);
  border-radius: var(--radius-large);
  box-shadow: var(--shadow-light);
  overflow: hidden;
  height: 450px;
  position: relative;
}

.contact-map iframe {
  display: block;
  border-radius: var(--radius-large);
}

/* Responsive */
@media (max-width: 992px) {
  .company-intro {
    padding: var(--spacing-md);
  }

  .intro-paragraph {
    font-size: var(--font-size-small);
    line-height: 1.8;
  }

  .subsection-title h3 {
    font-size: var(--font-size-xlarge);
  }

  .guarantee-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .partners-showcase {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    padding: var(--spacing-md);
  }

  .contact-content {
    grid-template-columns: 1fr;
  }

  .contact-map {
    height: 400px;
  }
}

@media (max-width: 576px) {
  .company-intro {
    padding: var(--spacing-sm);
  }

  .intro-paragraph {
    text-indent: 1.5em;
    margin-bottom: var(--spacing-sm);
  }

  .subsection-title {
    margin: var(--spacing-xl) 0 var(--spacing-md);
    padding-top: var(--spacing-md);
  }

  .subsection-title h3 {
    font-size: var(--font-size-large);
  }

  .guarantee-grid {
    grid-template-columns: 1fr;
  }

  .partners-showcase {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
  }

  .partner-logo {
    min-height: 80px;
    padding: var(--spacing-sm);
  }

  .partner-logo img {
    max-height: 40px;
  }

  .contact-map {
    height: 350px;
  }
}