/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  width: 100%;
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background: #0a0a0a;
  color: #ffffff;
  overflow-x: hidden;
}

/* Hero Banner */
.hero-banner {
  position: relative;
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Background Image with Overlay */
.hero-background {
  position: absolute;
  inset: 0;
  background-image: url('big1.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.4));
}

/* Hero Content */
.hero-content {
  position: relative;
  z-index: 10;
  max-width: 80rem;
  margin: 0 auto;
  padding: 2rem;
  width: 100%;
}

.content-wrapper {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* Title Section */
.title-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.title-group {
  display: flex;
  align-items: flex-end;
  gap: 1rem;
}

.main-title {
  font-size: clamp(4rem, 15vw, 9rem);
  font-weight: 900;
  color: #ffffff;
  letter-spacing: -0.02em;
  line-height: 1;
}

.group-badge {
  padding-bottom: 0.5rem;
}

.group-text {
  display: inline-block;
  background: linear-gradient(to right, #60a5fa, #f472b6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: clamp(1.5rem, 5vw, 3rem);
  font-weight: 700;
}

/* Decorative Line */
.decorative-line {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.line {
  width: 4rem;
  height: 0.375rem;
  background: linear-gradient(to right, #3b82f6, #60a5fa, #ec4899);
  border-radius: 9999px;
}

.subtitle-text {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: #93c5fd;
  font-weight: 600;
  letter-spacing: 0.05em;
}

/* Description Section */
.description-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 42rem;
}

.main-description {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: rgba(255, 255, 255, 0.95);
  font-weight: 300;
  line-height: 1.5;
}

.detail-description {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.6;
  font-weight: 300;
}

/* Button Group */
.button-group {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 1rem;
}

@media (min-width: 640px) {
  .button-group {
    flex-direction: row;
  }
}

/* Button Styles */
.btn {
  padding: 1rem 2.5rem;
  border-radius: 0.5rem;
  font-weight: 700;
  font-size: 1.125rem;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  outline: none;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(to right, #1e40af, #3b82f6);
  color: #ffffff;
  box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(to right, #1e3a8a, #1e40af);
  box-shadow: 0 15px 35px rgba(59, 130, 246, 0.5);
  transform: scale(1.05);
}

.btn-secondary {
  background: transparent;
  border: 2px solid #f472b6;
  color: #f8b4d6;
}

.btn-secondary:hover {
  background: rgba(244, 114, 182, 0.1);
  border-color: #f8b4d6;
  color: #fda4d9;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
}

.scroll-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.scroll-text {
  color: rgba(255, 255, 255, 0.5);
  font-size: clamp(0.75rem, 1vw, 0.875rem);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.scroll-arrow {
  width: 1.5rem;
  height: 1.5rem;
  color: rgba(255, 255, 255, 0.5);
  animation: bounce 2s infinite;
}

/* Animation */
@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(10px);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero-background {
    background-attachment: scroll;
  }

  .main-title {
    font-size: 3rem;
  }

  .group-text {
    font-size: 1.5rem;
  }

  .button-group {
    width: 100%;
  }

  .btn {
    width: 100%;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-content {
    padding: 1.5rem;
  }

  .title-group {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .main-title {
    font-size: 2rem;
  }

  .group-text {
    font-size: 1.25rem;
  }

  .scroll-arrow {
    width: 1.25rem;
    height: 1.25rem;
  }
}