/* Soft Rest - Landing Page Styles */

:root {
  /* Brand Colors */
  --color-primary: #4A9B8C;
  --color-primary-dark: #3D857A;
  --color-good: #6BBF7E;
  --color-normal: #5B9BD5;
  --color-caution: #F5A962;
  --color-rest: #E88B8B;
  --color-background: #FAFAFA;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-white: #FFFFFF;
  --color-border: #E0E0E0;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 4rem;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans JP', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--color-background);
  color: var(--color-text);
  line-height: 1.7;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Header */
.header {
  background-color: var(--color-white);
  padding: var(--spacing-sm) 0;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
}

.nav-links a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

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

/* Hero Section */
.hero {
  padding: calc(var(--spacing-xxl) + 60px) 0 var(--spacing-xxl);
  text-align: center;
  background: linear-gradient(135deg, #f0f9f7 0%, #e8f4f8 100%);
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
}

.hero-tagline {
  font-size: 1.25rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.hero-description {
  font-size: 1.125rem;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto var(--spacing-lg);
}

.store-badge {
  display: inline-block;
  transition: transform 0.2s;
}

.store-badge:hover {
  transform: scale(1.05);
}

.store-badge img {
  height: 60px;
}

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

.section-title {
  font-size: 2rem;
  text-align: center;
  margin-bottom: var(--spacing-xl);
  color: var(--color-text);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.feature-card {
  background-color: var(--color-background);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: box-shadow 0.2s, transform 0.2s;
}

.feature-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.feature-icon {
  width: 64px;
  height: 64px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  font-size: 1.75rem;
}

.feature-card h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

.feature-card p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* Requirements Section */
.requirements {
  padding: var(--spacing-xxl) 0;
  background-color: var(--color-background);
  text-align: center;
}

.requirements-subtitle {
  color: var(--color-text-light);
  margin-bottom: var(--spacing-lg);
  font-size: 1.125rem;
}

.requirements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  max-width: 800px;
  margin: 0 auto var(--spacing-lg);
}

.requirement-card {
  background-color: var(--color-white);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.requirement-icon {
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
}

.requirement-card h4 {
  font-size: 1rem;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
}

.requirement-card p {
  color: var(--color-text-light);
  font-size: 0.875rem;
}

.requirements-devices {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

/* Condition Section */
.condition {
  padding: var(--spacing-xxl) 0;
  background-color: var(--color-background);
}

.condition-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-md);
  max-width: 960px;
  margin: 0 auto;
}

.condition-card {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  text-align: center;
  color: var(--color-white);
}

.condition-card.good {
  background-color: var(--color-good);
}

.condition-card.normal {
  background-color: var(--color-normal);
}

.condition-card.caution {
  background-color: var(--color-caution);
}

.condition-card.rest {
  background-color: var(--color-rest);
}

.condition-card .emoji {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-xs);
}

.condition-card h4 {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-xs);
}

.condition-card p {
  font-size: 0.875rem;
  opacity: 0.9;
}

/* Privacy Section */
.privacy-highlight {
  padding: var(--spacing-xxl) 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  text-align: center;
}

.privacy-highlight .section-title {
  color: var(--color-white);
}

.privacy-points {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.privacy-point {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.125rem;
}

.privacy-point .check {
  width: 32px;
  height: 32px;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

/* CTA Section */
.cta {
  padding: var(--spacing-xxl) 0;
  text-align: center;
  background-color: var(--color-white);
}

.cta h2 {
  font-size: 1.75rem;
  margin-bottom: var(--spacing-md);
}

.cta p {
  color: var(--color-text-light);
  margin-bottom: var(--spacing-lg);
}

/* Footer */
.footer {
  background-color: var(--color-text);
  color: var(--color-white);
  padding: var(--spacing-lg) 0;
}

.footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
}

.footer-links {
  display: flex;
  gap: var(--spacing-lg);
  list-style: none;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--color-white);
}

.footer-copyright {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.875rem;
}

/* Language Switcher */
.lang-switch {
  font-size: 0.875rem;
}

.lang-switch a {
  color: var(--color-text-light);
  text-decoration: none;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: background-color 0.2s;
}

.lang-switch a:hover,
.lang-switch a.active {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* Privacy Policy Page */
.policy-page {
  padding: calc(var(--spacing-xxl) + 60px) 0 var(--spacing-xxl);
}

.policy-content {
  max-width: 800px;
  margin: 0 auto;
  background-color: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.policy-content h1 {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.policy-content h2 {
  font-size: 1.5rem;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
}

.policy-content h3 {
  font-size: 1.125rem;
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

.policy-content p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-light);
}

.policy-content ul,
.policy-content ol {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-lg);
}

.policy-content li {
  margin-bottom: var(--spacing-xs);
  color: var(--color-text-light);
}

.policy-content strong {
  color: var(--color-text);
}

.policy-content a {
  color: var(--color-primary);
}

.last-updated {
  color: var(--color-text-light);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-lg);
}

/* Responsive */
@media (max-width: 768px) {
  .hero-title {
    font-size: 1.75rem;
  }

  .hero-description {
    font-size: 1rem;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .nav-links {
    display: none;
  }

  .privacy-points {
    flex-direction: column;
    align-items: center;
  }

  .footer .container {
    text-align: center;
  }

  .footer-links {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .policy-content {
    padding: var(--spacing-md);
  }
}