/* Hero Section - Dedicated CSS File */
/* This file contains all hero section styling to ensure proper spacing and layout */

/* Hero Section Container */
.hero-section {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  position: relative;
  overflow: hidden;
  padding: 80px 0;
  min-height: 85vh;
  display: flex;
  align-items: center;
  margin-top: 0;
  width: 100%;
}

/* Background Elements */
.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 1;
}

.floating-shape {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  animation: float 6s ease-in-out infinite;
}

/* Enhanced polka dot animations */
.shape-1 {
  width: 80px;
  height: 80px;
  top: 10%;
  left: 10%;
  animation: float 6s ease-in-out infinite, pulse 4s ease-in-out infinite;
}

.shape-2 {
  width: 120px;
  height: 120px;
  top: 20%;
  right: 15%;
  animation: float 8s ease-in-out infinite, pulse 5s ease-in-out infinite;
}

.shape-3 {
  width: 60px;
  height: 60px;
  bottom: 20%;
  left: 20%;
  animation: float 7s ease-in-out infinite, pulse 3.5s ease-in-out infinite;
}

.shape-4 {
  width: 100px;
  height: 100px;
  bottom: 10%;
  right: 10%;
  animation: float 9s ease-in-out infinite, pulse 4.5s ease-in-out infinite;
}

.shape-5 {
  width: 40px;
  height: 40px;
  top: 50%;
  left: 5%;
  animation: float 5s ease-in-out infinite, pulse 3s ease-in-out infinite;
}

.shape-6 {
  width: 70px;
  height: 70px;
  top: 30%;
  right: 5%;
  animation: float 7.5s ease-in-out infinite, pulse 4.2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 0.1;
    transform: scale(1);
  }
  50% {
    opacity: 0.3;
    transform: scale(1.1);
  }
}



@keyframes float {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(180deg);
  }
}

/* Hero Content Layout */
.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 5%;
  min-height: 80vh;
  justify-content: center;
  width: 100%;
}

/* Hero Text Content */
.hero-text {
  color: white;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100%;
  padding: 60px 0;
  text-align: center;
}

/* Hero Headline */
.hero-headline {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 24px;
  color: white;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Hero Main Title - Override educational design system */
.hero-section .hero-main-title,
.hero-text .hero-main-title,
h2.hero-main-title {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif !important;
  font-size: clamp(1.8rem, 3.5vw, 2.5rem) !important;
  font-weight: 600 !important;
  line-height: 1.2 !important;
  margin-bottom: 32px !important;
  color: white !important;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1) !important;
  border: none !important;
  border-bottom: none !important;
  position: relative !important;
}

/* Remove any pseudo-elements from hero title */
.hero-section .hero-main-title:after,
.hero-text .hero-main-title:after,
h2.hero-main-title:after,
.hero-section .hero-main-title:before,
.hero-text .hero-main-title:before,
h2.hero-main-title:before {
  display: none !important;
  content: none !important;
}

/* Hero Tagline */
.hero-tagline {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 48px;
  min-height: 60px;
}

.tagline-text {
  font-family: 'Inter', sans-serif;
  font-size: clamp(1.3rem, 2.8vw, 1.8rem);
  font-weight: 600;
  color: #0891B2;
  line-height: 1.3;
  text-align: center;
  min-height: 2.4em;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tagline-text::after {
  content: '|';
  color: #0891B2;
  animation: blink 1s infinite;
  margin-left: 2px;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

/* Hero Subtitle */
.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.25rem);
  line-height: 1.6;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.9);
  max-width: 600px;
  text-align: center;
}

/* Hero Visual Section */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  padding: 60px 0;
}

.mongolian-vertical {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-size: 28px;
  line-height: 1.2;
  color: rgba(255, 255, 255, 0.8);
  margin-right: 24px;
  letter-spacing: 2px;
}

.hero-image-container {
  position: relative;
  width: 100%;
  max-width: 500px;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Education Illustration */
.education-illustration {
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 15px 40px rgba(0, 0, 0, 0.15));
  animation: float 6s ease-in-out infinite;
}

.education-illustration svg {
  width: 100%;
  height: auto;
  max-width: 500px;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* Learning paths animation */
.learning-paths path {
  animation: pathGlow 4s ease-in-out infinite;
}

@keyframes pathGlow {
  0%, 100% {
    opacity: 0.7;
    stroke-width: 3;
  }
  50% {
    opacity: 1;
    stroke-width: 4;
  }
}

/* Enhanced floating animation for the entire illustration */
.education-illustration {
  animation: gentleFloat 8s ease-in-out infinite;
}

@keyframes gentleFloat {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-8px) rotate(0.5deg);
  }
}

/* Mathematical constellation animations */
.math-constellation {
  animation: constellationGlow 10s ease-in-out infinite;
}

@keyframes constellationGlow {
  0%, 100% {
    opacity: 0.15;
  }
  50% {
    opacity: 0.25;
  }
}

/* Formula nodes enhanced animations */
.formula-node {
  animation: nodeFloat 6s ease-in-out infinite;
}

.formula-node:nth-child(1) { animation-delay: 0s; }
.formula-node:nth-child(2) { animation-delay: 1s; }
.formula-node:nth-child(3) { animation-delay: 2s; }
.formula-node:nth-child(4) { animation-delay: 3s; }
.formula-node:nth-child(5) { animation-delay: 1.5s; }
.formula-node:nth-child(6) { animation-delay: 2.5s; }

@keyframes nodeFloat {
  0%, 100% {
    transform: translate(0, 0);
  }
  50% {
    transform: translate(0, -5px);
  }
}

/* Central hub enhanced glow */
.central-hub {
  animation: centralPulse 4s ease-in-out infinite;
}

@keyframes centralPulse {
  0%, 100% {
    transform: translate(250px, 200px) scale(1);
  }
  50% {
    transform: translate(250px, 200px) scale(1.02);
  }
}

/* Orbiting elements enhancement */
.orbiting-elements {
  animation: orbitGlow 3s ease-in-out infinite;
}

@keyframes orbitGlow {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.8;
  }
}

/* Particle system enhancement */
.particle-system {
  animation: particleShimmer 8s ease-in-out infinite;
}

@keyframes particleShimmer {
  0%, 100% {
    opacity: 1;
  }
  25% {
    opacity: 0.7;
  }
  75% {
    opacity: 0.9;
  }
}

/* Success rings enhancement */
.success-rings {
  animation: ringsExpand 6s ease-in-out infinite;
}

@keyframes ringsExpand {
  0%, 100% {
    transform: translate(250px, 200px) scale(1);
  }
  50% {
    transform: translate(250px, 200px) scale(1.03);
  }
}

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 48px;
  }
  
  .hero-subtitle {
    margin: 0 auto;
  }
  
  .hero-tagline {
    align-items: center;
    justify-content: center;
  }
  
  .hero-visual {
    order: -1;
  }
  .mongolian-vertical { display: none; }
  
  .hero-text {
    align-items: center;
  }
}

@media (max-width: 768px) {
  .hero-section {
    padding: 60px 0;
    min-height: 70vh;
  }
  
  .hero-content {
    padding: 60px 5%;
  }
  
  .hero-headline {
    font-size: 2.5rem;
    margin-bottom: 24px;
  }
  
  .hero-section .hero-main-title,
  .hero-text .hero-main-title,
  h2.hero-main-title {
    font-size: 1.8rem !important;
    margin-bottom: 24px !important;
  }
  
  .hero-tagline {
    margin-bottom: 32px;
    min-height: 50px;
  }
  
  .tagline-text {
    font-size: 1.3rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
  }
  
  .floating-shape {
    display: none;
  }
  
  .education-illustration svg {
    max-width: 380px;
  }
  
  /* Optimize animations for mobile */
  .formula-node text {
    font-size: 8px !important;
  }
  
  .orbiting-elements,
  .particle-system {
    opacity: 0.8;
  }
}