/* Learn More Page Styles */

/* CSS Variables for consistent theming */
:root {
  --primary-red: #dc2626;
  --primary-red-dark: #b91c1c;
  --primary-red-light: #fef2f2;
  --secondary-red: #ef4444;
  --accent-red: #fca5a5;
  --text-dark: #1f2937;
  --text-light: #6b7280;
  --bg-light: #f9fafb;
  --white: #ffffff;
  --shadow-light: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-medium: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-heavy: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

/* Base styles */
body {
  background: var(--bg-light);
  font-family: 'Noto Sans JP', sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
}

/* Hero section with background image */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Static background styling */
.hero-section .absolute:first-child {
  background-attachment: scroll;
  background-position: center center;
  background-repeat: no-repeat;
  background-size: cover;
  filter: brightness(1.1) contrast(1.05);
}

/* Enhanced text shadows for better readability */
.text-shadow-lg {
  text-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
}

.text-shadow-xl {
  text-shadow: 0 8px 16px rgba(0, 0, 0, 0.6);
}

/* Ensure no dark shadows on hero section */
.hero-section {
  background: transparent;
}

.hero-section::after {
  display: none;
}

/* Feature cards with glassmorphism effect */
.feature-card {
  backdrop-filter: blur(20px);
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover {
  backdrop-filter: blur(25px);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  transform: translateY(-5px);
}

/* Icon containers with gradient backgrounds */
.feature-card .w-24 {
  background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
  box-shadow: 0 4px 15px rgba(220, 38, 38, 0.1);
}

.feature-card:hover .w-24 {
  background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
  box-shadow: 0 8px 25px rgba(220, 38, 38, 0.2);
}

/* Button styles */
.btn-primary {
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-dark) 100%);
  box-shadow: var(--shadow-medium);
  transition: all 0.3s ease;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-red-dark) 0%, #991b1b 100%);
  box-shadow: var(--shadow-heavy);
  transform: translateY(-2px);
}

.btn-secondary {
  border: 2px solid var(--white);
  background: transparent;
  transition: all 0.3s ease;
}

.btn-secondary:hover {
  background: var(--white);
  color: var(--text-dark);
  transform: translateY(-2px);
}

/* Header styles */
#main-header {
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid rgba(229, 231, 235, 0.8);
}

/* Navigation link hover effects */
nav a {
  position: relative;
  transition: all 0.3s ease;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-red);
  transition: width 0.3s ease;
}

nav a:hover::after {
  width: 100%;
}

/* Statistics section */
.statistics-section {
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-dark) 100%);
  position: relative;
  overflow: hidden;
}

/* Fix for statistics text display */
.statistics-section .text-4xl,
.statistics-section .text-5xl {
  white-space: nowrap;
  overflow: visible;
  text-overflow: unset;
  min-width: fit-content;
}

.statistics-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  opacity: 0.1;
}

/* Form styles */
input[type="email"] {
  transition: all 0.3s ease;
  border: 1px solid #d1d5db;
}

input[type="email"]:focus {
  outline: none;
  border-color: var(--primary-red);
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

/* Footer styles */
footer {
  background: var(--white);
  border-top: 1px solid #e5e7eb;
}

/* Responsive design */
@media (max-width: 768px) {
  .parallax-bg {
    background-attachment: scroll !important;
  }
  
  .hero-section h1 {
    font-size: 3rem;
  }
  
  .feature-card {
    margin-bottom: 2rem;
  }
}

/* Animation keyframes */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
  background: var(--primary-red);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-red-dark);
}

/* Loading animation */
.loading {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Force image visibility - override all animations */
.relative img {
  display: block !important;
  opacity: 1 !important;
  transform: none !important;
  transition: none !important;
  animation: none !important;
  visibility: visible !important;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: .5;
  }
}

/* Hover effects for interactive elements */
.interactive-hover {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.interactive-hover:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

/* Gradient text effects */
.gradient-text {
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--secondary-red) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Section spacing */
section {
  position: relative;
}

section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(220, 38, 38, 0.2) 50%, transparent 100%);
}

/* Enhanced focus states for accessibility */
a:focus,
button:focus,
input:focus {
  outline: 2px solid var(--primary-red);
  outline-offset: 2px;
}

/* Print styles */
@media print {
  .hero-section {
    background: none !important;
    color: black !important;
  }
  
  .parallax-bg {
    display: none;
  }
}