/* japanese-style.css - Beautiful Japanese-inspired design for WebXR samples */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;600;700&family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
  --primary-color: #6366F1;
  --primary-dark: #4F46E5;
  --secondary-color: #2E3192;
  --accent-color: #06B6D4;
  --accent-light: #67E8F9;
  --background-color: #F9FAFB;
  --text-color: #1E293B;
  --light-text: #64748B;
  --white: #FFFFFF;
  --paper-color: #F1F5F9;
  --shadow-color: rgba(15, 23, 42, 0.08);
  --gradient-start: #6366F1;
  --gradient-end: #3B82F6;
  --success: #10B981;
  --error: #EF4444;
  --warning: #F59E0B;
  --border-radius: 12px;
  --transition: all 0.3s ease;
  --japanese-accent: #E11D48;
  --japanese-accent-light: #FB7185;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--background-color);
  font-family: 'Noto Sans JP', 'Poppins', sans-serif;
  color: var(--text-color);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
header {
  background: var(--white);
  color: var(--text-color);
  padding: 15px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px var(--shadow-color);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
}

.logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
  display: flex;
  align-items: center;
}

.logo i {
  margin-right: 10px;
  color: var(--primary-color);
}

.nav-links {
  display: flex;
  list-style: none;
  align-items: center;
}

.nav-links li {
  margin-left: 30px;
}

.nav-links a {
  color: var(--text-color);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
  padding-bottom: 5px;
}

.nav-links a:hover {
  color: var(--primary-color);
}

.nav-links a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 0;
  background-color: var(--primary-color);
  transition: var(--transition);
}

.nav-links a:hover::after {
  width: 100%;
}

/* Hero Section */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 120px 20px;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.1;
}

.hero-content {
  max-width: 800px;
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: 52px;
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.2;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.hero p {
  font-size: 22px;
  margin-bottom: 40px;
  opacity: 0.9;
}

/* Button Styles */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--border-radius);
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  cursor: pointer;
  text-align: center;
  margin: 0 10px;
  letter-spacing: 0.5px;
}

.btn-primary {
  background-color: var(--accent-color);
  color: var(--white);
  border: none;
  box-shadow: 0 4px 15px rgba(6, 182, 212, 0.3);
}

.btn-primary:hover {
  background-color: #0891B2;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(6, 182, 212, 0.4);
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.15);
  color: var(--white);
  border: 2px solid var(--white);
  backdrop-filter: blur(5px);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(255, 255, 255, 0.2);
}

/* Features Section */
.features {
  padding: 100px 0;
  background-color: var(--white);
}

.section-title {
  text-align: center;
  margin-bottom: 70px;
}

.section-title h2 {
  font-size: 42px;
  color: var(--text-color);
  margin-bottom: 20px;
  position: relative;
  display: inline-block;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--accent-color);
  border-radius: 4px;
}

.section-title p {
  font-size: 18px;
  color: var(--light-text);
  max-width: 700px;
  margin: 0 auto;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  margin-top: 40px;
}

.feature-card {
  background-color: var(--paper-color);
  border-radius: var(--border-radius);
  padding: 40px 30px;
  box-shadow: 0 5px 20px var(--shadow-color);
  transition: var(--transition);
  text-align: center;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(0, 0, 0, 0.03);
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px var(--shadow-color);
  border-color: rgba(99, 102, 241, 0.1);
}

.feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  margin: 0 auto 25px;
  box-shadow: 0 10px 20px rgba(99, 102, 241, 0.15);
}

.feature-icon i {
  color: var(--white);
  font-size: 32px;
}

.feature-title {
  font-size: 22px;
  margin-bottom: 20px;
  color: var(--text-color);
  font-weight: 600;
}

.feature-description {
  color: var(--light-text);
  font-size: 16px;
}

/* Demo Section */
.demo-section {
  padding: 100px 0;
  background-color: var(--paper-color);
  position: relative;
  overflow: hidden;
  background-image: url('/media/textures/japanese-paper.svg');
  background-size: 300px;
  background-repeat: repeat;
  background-blend-mode: overlay;
}

.demo-section::before {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  opacity: 0.05;
  top: -150px;
  left: -150px;
}

.demo-section::after {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  opacity: 0.05;
  bottom: -250px;
  right: -250px;
}

.demo-container {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.demo-placeholder {
  position: relative;
  width: 100%;
  background: linear-gradient(135deg, #1E293B, #0F172A);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  margin-top: 40px;
  margin-bottom: 40px;
  height: auto;
  min-height: 550px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 30px 0;
}

.demo-placeholder::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.1;
  z-index: 0;
}

.vr-content {
  text-align: center;
  color: var(--white);
  padding: 30px;
  width: 100%;
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.demo-heading {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 25px;
  color: var(--white);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  letter-spacing: 1px;
  display: inline-block;
  padding: 5px 20px;
  background: linear-gradient(135deg, var(--japanese-accent), var(--accent-color));
  border-radius: 50px;
}

.vr-visual-placeholder {
  max-width: 500px;
  margin: 0 auto 30px;
  position: relative;
  width: 100%;
}

.vr-headset-icon {
  display: flex;
  justify-content: center;
  margin-bottom: 30px;
}

.vr-headset-icon svg {
  animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.1); opacity: 0.8; }
  100% { transform: scale(1); opacity: 1; }
}

.vr-panorama-preview {
  height: 200px;
  width: 100%;
  position: relative;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.panorama-image {
  height: 100%;
  background-image: url('/media/textures/chess-pano-4k.png');
  background-size: cover;
  background-position: center;
  animation: panoramaScroll 30s linear infinite;
  width: 300%;
}

@keyframes panoramaScroll {
  0% { transform: translateX(0); }
  50% { transform: translateX(-50%); }
  100% { transform: translateX(0); }
}

.panorama-instructions {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 20px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.panorama-instructions p {
  color: white;
  font-size: 16px;
  margin: 0;
}

.demo-controls {
  margin: 25px 0;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.demo-instruction {
  margin-top: 15px;
  font-size: 18px;
  color: var(--white);
  animation: fadeInOut 2s infinite ease-in-out;
}

@keyframes fadeInOut {
  0% { opacity: 0.7; }
  50% { opacity: 1; }
  100% { opacity: 0.7; }
}

.instruction-icon {
  margin: 0 8px;
  font-size: 20px;
  display: inline-block;
  animation: pointUp 1.5s infinite ease-in-out;
}

@keyframes pointUp {
  0% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
  100% { transform: translateY(0); }
}

/* Device Compatibility Section */
.device-compatibility {
  display: flex;
  justify-content: center;
  margin-top: 30px;
  gap: 30px;
  flex-wrap: wrap;
  width: 100%;
  max-width: 500px;
}

.compatibility-item {
  text-align: center;
  min-width: 100px;
}

.compatibility-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  margin: 0 auto 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.compatibility-icon i {
  font-size: 22px;
  color: var(--white);
}

.compatibility-item:hover .compatibility-icon {
  background: var(--accent-color);
  transform: translateY(-5px);
}

.compatibility-item p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.4;
}

/* WebXR Button Styling */
.webxr-button {
  background: linear-gradient(135deg, var(--japanese-accent), var(--accent-color));
  color: var(--white);
  padding: 15px 30px;
  border: none;
  border-radius: var(--border-radius);
  font-size: 18px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 10px 20px rgba(225, 29, 72, 0.25);
  display: inline-block;
  letter-spacing: 0.5px;
  min-width: 200px;
}

.webxr-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(225, 29, 72, 0.35);
}

.webxr-button:disabled {
  background: #94A3B8;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

/* WebVR UI Button Override */
.webvr-ui-button {
  font-family: 'Noto Sans JP', 'Poppins', sans-serif !important;
  background: linear-gradient(135deg, var(--japanese-accent), var(--accent-color)) !important;
  border-radius: var(--border-radius) !important;
  border: none !important;
  padding: 15px 20px !important;
  box-shadow: 0 10px 20px rgba(225, 29, 72, 0.25) !important;
  transition: var(--transition) !important;
}

.webvr-ui-button:hover {
  transform: translateY(-3px) !important;
  box-shadow: 0 15px 30px rgba(225, 29, 72, 0.35) !important;
}

.webvr-ui-button:disabled {
  background: #94A3B8 !important;
  cursor: not-allowed !important;
  box-shadow: none !important;
  transform: none !important;
}

.webvr-ui-title {
  color: var(--white) !important;
  font-size: 16px !important;
  font-weight: 600 !important;
  letter-spacing: 0.5px !important;
}

/* Hide the original VR logo */
.webvr-ui-logo {
  display: none !important;
}

/* Demo Features */
.demo-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.demo-feature-item {
  background-color: var(--white);
  border-radius: var(--border-radius);
  padding: 25px;
  box-shadow: 0 5px 15px var(--shadow-color);
  display: flex;
  align-items: center;
  gap: 20px;
  transition: var(--transition);
}

.demo-feature-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px var(--shadow-color);
  border-left: 3px solid var(--japanese-accent);
}

.demo-feature-icon {
  min-width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color), var(--japanese-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 5px 10px rgba(99, 102, 241, 0.15);
}

.demo-feature-icon i {
  color: var(--white);
  font-size: 20px;
}

.demo-feature-content h4 {
  font-size: 18px;
  margin-bottom: 5px;
  font-weight: 600;
}

.demo-feature-content p {
  font-size: 14px;
  color: var(--light-text);
  margin: 0;
}

/* Details and Summary Styling */
details {
  margin-top: 30px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

details summary {
  padding: 15px 20px;
  cursor: pointer;
  position: relative;
  font-weight: 500;
  list-style: none;
  display: flex;
  align-items: center;
  transition: var(--transition);
}

details summary:hover {
  background-color: rgba(255, 255, 255, 0.15);
}

details[open] summary {
  background-color: rgba(255, 255, 255, 0.15);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

details summary::marker,
details summary::-webkit-details-marker {
  display: none;
}

.summary-icon {
  margin-left: 10px;
  position: relative;
}

details summary::after {
  content: '+';
  position: absolute;
  right: 20px;
  font-size: 20px;
  transition: var(--transition);
}

details[open] summary::after {
  content: '－';
}

details .details-content {
  padding: 20px;
  background-color: rgba(0, 0, 0, 0.2);
  border-radius: 0 0 var(--border-radius) var(--border-radius);
}

/* Steps Section */
.instructions {
  padding: 100px 0;
  background-color: var(--white);
  position: relative;
}

.steps {
  max-width: 800px;
  margin: 60px auto 0;
  counter-reset: step;
}

.step {
  display: flex;
  margin-bottom: 50px;
  position: relative;
}

.step:not(:last-child):after {
  content: '';
  position: absolute;
  top: 70px;
  left: 35px;
  width: 2px;
  height: calc(100% - 70px + 30px);
  background: linear-gradient(to bottom, var(--primary-color), var(--japanese-accent));
}

.step-number {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--primary-color), var(--japanese-accent));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 26px;
  font-weight: 700;
  margin-right: 30px;
  flex-shrink: 0;
  box-shadow: 0 10px 20px rgba(99, 102, 241, 0.2);
  position: relative;
  z-index: 1;
}

.step-number::before {
  content: counter(step);
  counter-increment: step;
}

.step-content {
  background-color: var(--paper-color);
  padding: 25px 30px;
  border-radius: var(--border-radius);
  box-shadow: 0 5px 15px var(--shadow-color);
  flex-grow: 1;
}

.step-title {
  font-size: 20px;
  margin-bottom: 10px;
  font-weight: 600;
  color: var(--text-color);
}

.step-description {
  color: var(--light-text);
  font-size: 16px;
  margin-bottom: 15px;
}

/* Browser Icons */
.browser-icons,
.device-icons,
.controller-actions {
  display: flex;
  gap: 15px;
  margin-top: 15px;
  flex-wrap: wrap;
}

.browser-icons i,
.device-icons i {
  font-size: 24px;
  color: var(--primary-color);
}

.browser-icons i.fa-chrome {
  color: #EA4335;
}

.browser-icons i.fa-edge {
  color: #0078D7;
}

.browser-icons i.fa-firefox {
  color: #FF9500;
}

.device-icons i.fa-oculus {
  color: #1C1E20;
}

/* Button Preview */
.button-preview {
  margin-top: 15px;
  display: flex;
  justify-content: flex-start;
}

.preview-button {
  background: linear-gradient(135deg, var(--japanese-accent), var(--accent-color));
  color: var(--white);
  padding: 10px 20px;
  border-radius: var(--border-radius);
  font-size: 16px;
  font-weight: 600;
  display: inline-block;
  box-shadow: 0 5px 10px rgba(225, 29, 72, 0.2);
}

/* Controller Actions */
.controller-actions {
  display: flex;
  justify-content: flex-start;
  gap: 15px;
  margin-top: 15px;
}

.controller-action {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
}

.controller-action i {
  font-size: 20px;
  color: var(--primary-color);
  background-color: var(--white);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 3px 10px var(--shadow-color);
}

.controller-action span {
  font-size: 12px;
  color: var(--light-text);
}

/* CTA Section */
.cta-section {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.05;
}

.cta-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.cta-title {
  font-size: 42px;
  font-weight: 700;
  margin-bottom: 20px;
}

.cta-description {
  font-size: 18px;
  margin-bottom: 40px;
  opacity: 0.9;
}

/* Footer */
footer {
  background-color: var(--secondary-color);
  color: var(--white);
  padding: 80px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 60px;
}

.footer-column h3 {
  font-size: 20px;
  margin-bottom: 25px;
  position: relative;
  padding-bottom: 15px;
}

.footer-column h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 3px;
  background-color: var(--accent-color);
  border-radius: 3px;
}

.footer-column p {
  opacity: 0.8;
  line-height: 1.8;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 15px;
}

.footer-links a {
  color: var(--white);
  opacity: 0.8;
  text-decoration: none;
  transition: var(--transition);
}

.footer-links a:hover {
  opacity: 1;
  color: var(--accent-light);
}

.copyright {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright p {
  opacity: 0.7;
  font-size: 14px;
}

/* Canvas */
canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
}

/* Form Elements */
select {
  width: 100%;
  padding: 10px 15px;
  border-radius: var(--border-radius);
  border: 1px solid rgba(255, 255, 255, 0.2);
  background-color: rgba(0, 0, 0, 0.2);
  color: var(--white);
  font-size: 16px;
  margin-top: 10px;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 20px;
}

label {
  font-size: 16px;
  color: var(--white);
  display: block;
  margin-bottom: 5px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .hero h1 {
    font-size: 42px;
  }
  
  .hero p {
    font-size: 18px;
  }
  
  .section-title h2 {
    font-size: 36px;
  }
  
  .cta-title {
    font-size: 36px;
  }
  
  .demo-features {
    grid-template-columns: repeat(auto-fit, minmax(100%, 1fr));
  }
  
  .device-compatibility {
    flex-wrap: wrap;
  }
}

@media (max-width: 768px) {
  .navbar {
    flex-direction: column;
    padding: 20px;
  }
  
  .nav-links {
    margin-top: 20px;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .nav-links li {
    margin: 5px 15px;
  }
  
  .hero {
    padding: 80px 20px;
  }
  
  .hero h1 {
    font-size: 32px;
  }
  
  .hero p {
    font-size: 16px;
  }
  
  .btn {
    padding: 12px 20px;
    font-size: 14px;
    margin-bottom: 10px;
  }
  
  .feature-grid {
    grid-template-columns: 1fr;
  }
  
  .section-title h2 {
    font-size: 28px;
  }
  
  .cta-title {
    font-size: 28px;
  }
  
  .step {
    flex-direction: column;
  }
  
  .step-number {
    margin-bottom: 20px;
    margin-right: 0;
  }
  
  .step:not(:last-child):after {
    left: 35px;
    top: 70px;
    height: 30px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .demo-heading {
    font-size: 24px;
  }
  
  .demo-placeholder {
    height: auto;
    padding: 20px 0;
  }
  
  .vr-content {
    padding: 20px;
  }
  
  .device-compatibility {
    gap: 15px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 28px;
  }
  
  .demo-placeholder {
    height: auto;
    min-height: 450px;
  }
  
  .compatibility-item {
    flex: 0 0 100%;
  }
  
  .controller-actions {
    justify-content: center;
  }
}