/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  z-index: -2;
}

.hero-bg-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -1;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-overlay);
  z-index: -1;
}

.hero-content {
  text-align: center;
  color: #ffffff !important; /* Force white text always */
  z-index: 1;
  padding-top: var(--spacing-3xl);
}

.hero-title {
  font-size: var(--font-size-5xl);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  color: #ffffff !important; /* Force white text always */
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xl);
  opacity: 0.9;
  color: #ffffff !important; /* Force white text always */
}

.hero-definition {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: 12px;
  padding: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.definition-text {
  font-size: var(--font-size-lg);
  line-height: 1.7;
  color: #ffffff !important; /* Force white text always */
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-3xl);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--spacing-2xl);
  padding: var(--spacing-xl) 0;
  align-items: center;
}

.hero-buttons .btn {
  min-width: 160px;
  margin: var(--spacing-md) var(--spacing-xl);
  flex-shrink: 0;
  position: relative;
  z-index: 20;
}

/* Force white text in hero section regardless of theme */
.hero .hero-content *,
.hero .hero-title,
.hero .hero-subtitle,
.hero .definition-text,
.hero .hero-definition p,
.hero .hero-definition strong {
  color: #ffffff !important;
}

/* About Section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.about-content h3 {
  font-size: var(--font-size-3xl);
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.about-content h4 {
  font-size: var(--font-size-xl);
  color: var(--primary-color);
  margin: var(--spacing-lg) 0 var(--spacing-md);
}

.about-content p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

.about-buttons {
  display: flex;
  gap: var(--spacing-2xl);
  flex-wrap: wrap;
  margin-top: var(--spacing-2xl);
  padding: var(--spacing-lg) 0;
}

.about-buttons .btn {
  min-width: 180px;
  margin: var(--spacing-md);
  text-align: center;
  justify-content: center;
}

.about-image img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: var(--shadow-heavy);
}

/* Professor Section */
.professor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-xl);
}

.professor-card {
  background: var(--bg-primary);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-medium);
  transition: all var(--transition-normal);
}

.professor-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-heavy);
}

.card-image img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.card-content {
  padding: var(--spacing-xl);
}

.card-content h3 {
  font-size: var(--font-size-xl);
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.card-content p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
}

/* Speech Section */
.speech-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.speech-image img {
  width: 100%;
  border-radius: 12px;
  box-shadow: var(--shadow-heavy);
}

.speech-text h3 {
  font-size: var(--font-size-2xl);
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
}

.speech-excerpt {
  background: var(--bg-secondary);
  padding: var(--spacing-lg);
  border-radius: 8px;
  margin: var(--spacing-lg) 0;
  border-left: 4px solid var(--primary-color);
}

.speech-excerpt p {
  color: var(--text-secondary);
  line-height: 1.7;
  font-style: italic;
}

/* Quote Section */
.quote {
  background: var(--gradient-primary);
  color: var(--text-white);
  text-align: center;
}

.quote-content {
  max-width: 800px;
  margin: 0 auto;
}

.quote-icon {
  font-size: 4rem;
  opacity: 0.3;
  margin-bottom: var(--spacing-md);
}

.quote-text {
  font-size: var(--font-size-2xl);
  font-style: italic;
  margin-bottom: var(--spacing-lg);
  line-height: 1.4;
}

.quote-author {
  font-size: var(--font-size-lg);
  opacity: 0.9;
}

/* Responsive Design for Index */
@media (max-width: 768px) {
  .hero-title {
    font-size: var(--font-size-4xl);
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

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

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

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

  .about-buttons {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: var(--font-size-3xl);
  }

  .professor-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
}