/* Sections: Hero, Speakers, Agenda, etc. */

/* Hero Section */
.hero {
  height: 100vh;
  min-height: 800px;
  background-image: url('https://images.unsplash.com/photo-1577083288073-40892c0860a4?q=80&w=2532&auto=format&fit=crop');
  background-size: cover;
  background-position: center;
  background-attachment: fixed; /* Parallax effect */
  position: relative;
  display: flex;
  align-items: center;
  color: var(--color-white);
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(5, 26, 19, 0.95) 0%,
    rgba(10, 47, 35, 0.8) 50%,
    rgba(197, 160, 89, 0.2) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  padding-top: 60px;
}

.hero-tagline {
  font-size: 1.1rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 24px;
  display: block;
  font-weight: 700;
}

.hero-title {
  font-size: clamp(3.5rem, 6vw, 6rem);
  color: var(--color-white);
  margin-bottom: 30px;
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -2px;
}

.hero-meta {
  display: flex;
  gap: 40px;
  margin-bottom: 50px;
  font-size: 1.2rem;
  font-weight: 500;
}

.hero-meta-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 50px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-meta-item i {
  color: var(--color-gold);
}

/* Countdown */
.countdown {
  display: flex;
  gap: 24px;
  margin-bottom: 60px;
}

.countdown-item {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 30px;
  border-radius: var(--radius-md);
  text-align: center;
  min-width: 110px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.countdown-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  background: var(--gradient-gold-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-family: var(--font-heading);
  margin-bottom: 5px;
}

.countdown-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: rgba(255, 255, 255, 0.7);
}

/* About Section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-image {
  position: relative;
}

.about-image::before {
  content: '';
  position: absolute;
  top: -20px;
  left: -20px;
  width: 100%;
  height: 100%;
  border: 2px solid var(--color-gold);
  border-radius: var(--radius-lg);
  z-index: -1;
}

.about-image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-top: 50px;
}

.stat-item {
  padding: 20px;
  border-left: 3px solid var(--color-gold);
  background: linear-gradient(90deg, rgba(197, 160, 89, 0.05) 0%, rgba(255,255,255,0) 100%);
}

.stat-item h3 {
  font-size: 3rem;
  color: var(--color-primary);
  margin-bottom: 5px;
  line-height: 1;
}

.stat-item p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Themes Section */
.themes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

/* Speakers Section */
.speakers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
}

.speaker-card {
  background: transparent;
  border: none;
  box-shadow: none;
  padding: 0;
  position: relative;
  group: hover;
}

.speaker-image-wrapper {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 24px;
  box-shadow: var(--shadow-md);
}

.speaker-image {
  height: 380px;
  width: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  filter: grayscale(10%);
}

.speaker-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 47, 35, 0.9), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
  display: flex;
  align-items: flex-end;
  padding: 20px;
}

.speaker-socials {
  display: flex;
  gap: 10px;
}

.speaker-social-link {
  width: 40px;
  height: 40px;
  background: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  transform: translateY(20px);
  transition: transform 0.3s ease;
}

.speaker-card:hover .speaker-image {
  transform: scale(1.1);
  filter: grayscale(0);
}

.speaker-card:hover .speaker-overlay {
  opacity: 1;
}

.speaker-card:hover .speaker-social-link {
  transform: translateY(0);
}

.speaker-info h3 {
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.speaker-role {
  color: var(--color-gold);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 8px;
  display: block;
}

.speaker-country {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Agenda Section */
.agenda-tabs {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 60px;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 16px 40px;
  border-radius: 50px;
  background: var(--color-bg-surface);
  border: 1px solid rgba(0,0,0,0.05);
  font-weight: 600;
  transition: var(--transition-normal);
  color: var(--color-text-muted);
}

.tab-btn.active {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 10px 20px rgba(10, 47, 35, 0.2);
}

.timeline {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-gold), rgba(197, 160, 89, 0.1));
}

.timeline-item {
  display: flex;
  gap: 40px;
  margin-bottom: 40px;
  position: relative;
}

.timeline-time {
  min-width: 100px;
  text-align: right;
  font-weight: 700;
  color: var(--color-primary);
  padding-top: 20px;
  font-size: 1.1rem;
}

.timeline-marker {
  width: 20px;
  height: 20px;
  background: var(--color-gold);
  border-radius: 50%;
  border: 4px solid var(--color-white);
  box-shadow: 0 0 0 4px rgba(197, 160, 89, 0.2);
  position: absolute;
  left: 15px;
  top: 20px;
  z-index: 2;
  transition: transform 0.3s ease;
}

.timeline-item:hover .timeline-marker {
  transform: scale(1.3);
  background: var(--color-primary);
}

.timeline-content {
  background: var(--color-bg-surface);
  padding: 30px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  flex: 1;
  border: var(--border-light);
  transition: var(--transition-normal);
}

.timeline-item:hover .timeline-content {
  transform: translateX(10px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-gold);
}

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  align-items: center;
}

.pricing-card {
  text-align: center;
  position: relative;
  padding: 50px 40px;
}

.pricing-card.featured {
  transform: scale(1.05);
  border: 2px solid var(--color-gold);
  z-index: 2;
  background: linear-gradient(145deg, #ffffff, #fffbf0);
  box-shadow: var(--shadow-lg);
}

.pricing-price {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--color-primary);
  margin: 20px 0;
  letter-spacing: -2px;
}

.pricing-features {
  text-align: left;
  margin: 40px 0;
}

.pricing-features li {
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-text-muted);
}

.pricing-features i {
  color: var(--color-gold);
  font-size: 1.2rem;
}

/* Venue */
.venue-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.venue-info {
  background: var(--color-bg-surface);
  padding: 80px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.venue-map {
  min-height: 500px;
}

.venue-map iframe {
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(100%) invert(90%) contrast(80%); /* Custom map style */
}

/* Sponsors */
.sponsors-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 60px;
  margin-bottom: 60px;
  align-items: center;
}

.sponsor-logo {
  height: 50px;
  opacity: 0.4;
  transition: var(--transition-normal);
  filter: grayscale(100%);
}

.sponsor-logo:hover {
  opacity: 1;
  filter: grayscale(0);
  transform: scale(1.1);
}

/* Newsletter */
.newsletter {
  background: var(--color-primary);
  color: var(--color-white);
  text-align: center;
  background-image: url('https://images.unsplash.com/photo-1516026672322-bc52d61a55d5?q=80&w=2572&auto=format&fit=crop');
  background-size: cover;
  background-blend-mode: multiply;
  padding: 100px 0;
}

.newsletter-form {
  max-width: 600px;
  margin: 40px auto 0;
  display: flex;
  gap: 10px;
  background: rgba(255, 255, 255, 0.1);
  padding: 10px;
  border-radius: 100px;
  backdrop-filter: blur(10px);
}

.newsletter-input {
  flex: 1;
  padding: 15px 30px;
  border-radius: 50px;
  border: none;
  outline: none;
  background: transparent;
  color: var(--color-white);
  font-size: 1.1rem;
}

.newsletter-input::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
  .hero-title { 
    font-size: 2.5rem; 
    letter-spacing: -1px;
  }
  
  .hero-content {
    padding-top: 100px; /* Account for fixed header */
  }

  .about-grid, .venue-grid { 
    grid-template-columns: 1fr; 
    gap: 40px;
  }
  
  .countdown { 
    flex-wrap: wrap; 
    justify-content: flex-start; 
    gap: 15px;
  }
  
  .countdown-item {
    min-width: 80px;
    padding: 15px;
  }
  
  .countdown-number {
    font-size: 1.8rem;
  }

  .newsletter-form { 
    flex-direction: column; 
    background: transparent; 
    padding: 0; 
    backdrop-filter: none;
  }
  
  .newsletter-input { 
    background: rgba(255, 255, 255, 0.15); 
    margin-bottom: 15px; 
    width: 100%;
  }
  
  .newsletter-input:focus {
    background: rgba(255, 255, 255, 0.25);
  }

  /* Timeline Mobile */
  .timeline::before { 
    left: 20px; 
  }
  
  .timeline-marker { 
    left: 13px; 
  }
  
  .timeline-item {
    flex-direction: column;
    gap: 15px;
    padding-left: 50px;
  }
  
  .timeline-time { 
    display: inline-block;
    text-align: left;
    min-width: auto;
    padding-top: 0;
    font-size: 0.9rem;
    background: rgba(197, 160, 89, 0.1);
    padding: 4px 10px;
    border-radius: 4px;
    width: fit-content;
    margin-bottom: 5px;
  }
  
  .timeline-content { 
    margin-left: 0; 
    width: 100%;
  }
  
  .hero-meta { 
    flex-direction: column; 
    gap: 15px; 
    align-items: flex-start; 
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .pricing-card {
    padding: 30px 20px;
  }
  
  .venue-info {
    padding: 40px 20px;
  }
}