/* Reset & Base */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Updated color palette to coral/light theme */
:root {
  /* Primary - Coral */
  --primary: #f28b7d;
  --primary-hover: #e8846a;
  --primary-foreground: #ffffff;

  /* Accent - Orange */
  --accent: #ff6b35;
  --accent-hover: #e85a2a;

  /* Background */
  --background: #ffffff;
  --background-alt: #f9fafb;

  /* Text */
  --foreground: #1f2937;
  --muted-foreground: #6b7280;

  /* Cards */
  --card: #ffffff;
  --card-foreground: #1f2937;

  /* Border */
  --border: #f28b7d;
  --border-light: #fdddd5;

  /* Secondary */
  --secondary: #fdddd5;
  --secondary-foreground: #1f2937;

  --radius: 0.75rem;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Noto Sans JP", sans-serif;
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  position: relative;
}

/* Full page video background */
.video-bg-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  overflow: hidden;
}

.video-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.08;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--foreground);
}

.section-title {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.section-desc {
  color: var(--muted-foreground);
  max-width: 42rem;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

/* Left-aligned section header */
.section-header-left {
  text-align: left;
  margin-bottom: 2rem;
}

.section-header-left .section-desc {
  margin: 0;
}

/* Updated section-alt to light gray */
.section-alt {
  background-color: var(--background-alt);
}

.text-primary {
  color: var(--primary);
}

/* Buttons - Updated to coral/orange */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  font-weight: 500;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--primary-foreground);
}

.btn-primary:hover {
  background-color: var(--accent-hover);
}

.btn-outline {
  background-color: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

.btn-outline:hover {
  background-color: var(--secondary);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

.btn .icon {
  width: 1rem;
  height: 1rem;
}

/* Icons */
.icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
}

/* Header - Updated to light theme */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  text-decoration: none;
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: var(--foreground);
}

.header-buttons {
  display: none;
  align-items: center;
  gap: 1rem;
}

.menu-toggle {
  display: flex;
  padding: 0.5rem;
  background: none;
  border: none;
  color: var(--foreground);
  cursor: pointer;
}

.menu-toggle svg {
  width: 1.5rem;
  height: 1.5rem;
}

.nav-mobile {
  padding: 1rem 0;
  border-top: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background-color: var(--background);
}

.mobile-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding-top: 1rem;
}

.hidden {
  display: none !important;
}

@media (min-width: 768px) {
  .nav-desktop {
    display: flex;
  }

  .header-buttons {
    display: flex;
  }

  .menu-toggle {
    display: none;
  }

  .nav-mobile {
    display: none !important;
  }
}

/* Hero Section - Updated to 2-column layout */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 6rem;
  padding-bottom: 4rem;
}

/* 2-column hero grid */
.hero-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

.hero-image {
  order: 1;
}

.hero-image img {
  width: 100%;
  max-width: 500px;
  height: auto;
  border-radius: 1rem;
  margin: 0 auto;
  display: block;
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  order: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  background-color: var(--secondary);
  margin-bottom: 2rem;
}

.hero-badge .icon {
  color: var(--primary);
}

.hero-badge span {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.hero-title {
  font-size: 2.5rem;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  color: var(--foreground);
}

.hero-description {
  font-size: 1.125rem;
  color: var(--muted-foreground);
  max-width: 42rem;
  margin: 0 auto 2.5rem;
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-light);
}

.stat {
  text-align: center;
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  margin-top: 0.25rem;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3rem;
  }

  .hero-buttons {
    flex-direction: row;
    justify-content: center;
  }

  .hero-stats {
    grid-template-columns: repeat(4, 1fr);
  }

  .stat-value {
    font-size: 2rem;
  }
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero-image {
    order: 1;
  }

  .hero-content {
    order: 2;
    text-align: left;
  }

  .hero-buttons {
    justify-content: flex-start;
  }

  .hero-description {
    margin-left: 0;
    margin-right: 0;
  }

  .hero-title {
    font-size: 3.5rem;
  }
}

/* About Section - Updated layout */
.about {
  padding: 6rem 0;
}

.about-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

.about-content {
  order: 2;
}

.about-text {
  color: var(--muted-foreground);
  font-size: 1.125rem;
  line-height: 1.8;
  margin-bottom: 2rem;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

/* Updated feature icon to coral */
.feature-icon {
  padding: 0.5rem;
  border-radius: 0.5rem;
  background-color: rgba(242, 139, 125, 0.1);
}

.feature-icon svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--primary);
}

.feature-title {
  font-weight: 600;
  font-size: 0.875rem;
}

.feature-desc {
  font-size: 0.75rem;
  color: var(--muted-foreground);
}

.about-image {
  position: relative;
  order: 1;
}

.image-wrapper {
  aspect-ratio: 4 / 5;
  border-radius: 1rem;
  overflow: hidden;
}

.image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Updated about badge to coral theme */
.about-badge {
  position: absolute;
  bottom: -1.5rem;
  right: -1rem;
  background-color: var(--card);
  padding: 1.5rem;
  border-radius: 0.75rem;
  border: 2px solid var(--primary);
  box-shadow: 0 10px 40px -10px rgba(242, 139, 125, 0.3);
}

.badge-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary);
}

.badge-label {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

@media (min-width: 768px) {
  .about-features {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
  }

  .about-content {
    order: 2;
  }

  .about-image {
    order: 1;
  }
}

/* Modules Section - 2 column layout with image */
.modules {
  padding: 6rem 0;
}

/* New modules layout with image */
.modules-layout {
  display: grid;
  gap: 3rem;
  align-items: center;
  max-width: 64rem;
  margin: 0 auto;
}

.modules-image {
  order: 1;
}

.modules-image img {
  width: 100%;
  max-width: 500px;
  height: auto;
  border-radius: 1rem;
  margin: 0 auto;
  display: block;
}

.modules-content {
  order: 2;
}

.modules-cards {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* 変更後 */
/* Updated module card to match reference style */
.module-card {
  background-color: var(--card);
  border: 2px solid var(--primary);
  border-radius: var(--radius);
  padding: 1.5rem;
  padding-left: 4rem;
  transition: all 0.2s ease;
  position: relative;
  overflow: visible;
}

.module-card:hover {
  box-shadow: 0 10px 40px -10px rgba(242, 139, 125, 0.3);
}

/* Large letter overlay (A, B) */
.module-letter {
  position: absolute;
  top: -2.5rem;
  left: -1.9rem;
  font-size: 7rem;
  font-weight: 300;
  line-height: 1;
  color: var(--primary);
  opacity: 0.4;
  pointer-events: none;
  z-index: 1;
}

.module-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  position: relative;
  z-index: 2;
}

/* .module-icon は削除 */

.module-title {
  font-size: 1.8rem;
  margin-bottom: 0;
}

.module-desc {
  color: var(--muted-foreground);
  font-size: 0.9375rem;
  line-height: 1.7;
  position: relative;
  z-index: 2;
}


@media (min-width: 1024px) {
  .modules-layout {
    grid-template-columns: 1fr 1fr;
  }
}

/* Process Section */
.process {
  padding: 6rem 0;
}

.process-grid {
  display: grid;
  gap: 2rem;
  max-width: 64rem;
  margin: 0 auto;
  position: relative;
}

.process-line {
  display: none;
}

.process-step {
  text-align: center;
  position: relative;
}

/* Updated step icon to coral */
.step-icon {
  width: 4rem;
  height: 4rem;
  border-radius: 9999px;
  background-color: var(--card);
  border: 2px solid var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.step-icon svg {
  width: 1.75rem;
  height: 1.75rem;
  color: var(--primary);
}

.step-number {
  font-family: monospace;
  font-size: 0.75rem;
  color: var(--primary);
  display: block;
  margin-bottom: 0.5rem;
}

.step-title {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

.step-desc {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

@media (min-width: 768px) {
  .process-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .process-line {
    display: block;
    position: absolute;
    top: 2rem;
    left: 10%;
    right: 10%;
    height: 2px;
    background-color: var(--border-light);
  }
}

/* Gamification Section - with looping carousel */
.gamification {
  padding: 6rem 0;
}

.gamification-content-center {
  text-align: center;
  max-width: 48rem;
  margin: 0 auto 3rem;
}

.gamification-text {
  color: var(--muted-foreground);
  font-size: 1.125rem;
  margin-top: 1rem;
}

/* Looping carousel for gamification cards */
.gamification-carousel {
  overflow: hidden;
  margin: 3rem 0;
  position: relative;
}

.gamification-carousel::before,
.gamification-carousel::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 100px;
  z-index: 2;
  pointer-events: none;
}

.gamification-carousel::before {
  left: 0;
  background: linear-gradient(to right, var(--background), transparent);
}

.gamification-carousel::after {
  right: 0;
  background: linear-gradient(to left, var(--background), transparent);
}

.carousel-track {
  display: flex;
  gap: 1.5rem;
  animation: scroll 30s linear infinite;
  width: max-content;
}

.carousel-track:hover {
  animation-play-state: paused;
}

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

/* Added scroll-reveal animation styles */
/* Scroll Reveal Animation for Section Images */
.scroll-reveal {
  opacity: 0 !important;
  transform: translateY(100px) !important;
  transition: opacity 1s cubic-bezier(0.4, 0, 0.2, 1), transform 1s cubic-bezier(0.4, 0, 0.2, 1) !important;
  transition-delay: 0.3s;
}

.scroll-reveal.revealed {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

/* Staggered delays for different sections */
.hero-image.scroll-reveal {
  transition-delay: 0.3s;
}

.about-image.scroll-reveal {
  transition-delay: 0.5s;
}

.modules-image.scroll-reveal {
  transition-delay: 0.5s;
}

.testimonials-image.scroll-reveal {
  transition-delay: 0.5s;
}

.cta-image.scroll-reveal {
  transition-delay: 0.5s;
}

/* Updated gamification card to coral theme */
.gamification-card {
  flex-shrink: 0;
  width: 280px;
  padding: 1.5rem;
  border-radius: var(--radius);
  background-color: var(--card);
  border: 2px solid var(--border-light);
  transition: all 0.2s ease;
}

.gamification-card:hover {
  border-color: var(--primary);
  box-shadow: 0 10px 40px -10px rgba(242, 139, 125, 0.3);
}

.card-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.5rem;
  background-color: rgba(242, 139, 125, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.card-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--primary);
}

.card-title {
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.card-desc {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

/* Updated gamification note to coral theme */
.gamification-note {
  background-color: var(--secondary);
  border-radius: var(--radius);
  padding: 1.5rem;
  max-width: 48rem;
  margin: 0 auto;
}

.note-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.note-text {
  color: var(--muted-foreground);
  font-size: 0.875rem;
}

/* TimeSwipe Section */
.timeswipe {
  padding: 6rem 0;
}

.timeswipe-grid {
  display: grid;
  gap: 3rem;
  max-width: 64rem;
  margin: 0 auto;
  align-items: center;
}

.timeswipe-phone {
  position: relative;
  order: 1;
}

/* Updated phone frame to coral theme */
.phone-frame {
  aspect-ratio: 9 / 16;
  max-width: 280px;
  margin: 0 auto;
  border-radius: 2rem;
  background-color: var(--foreground);
  border: 4px solid var(--foreground);
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

.phone-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.phone-badge {
  position: absolute;
  top: -1rem;
  right: 0;
  background-color: var(--accent);
  color: var(--primary-foreground);
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
}

.timeswipe-content {
  order: 2;
}

.timeswipe-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--primary);
  display: block;
  margin-bottom: 0.5rem;
}

.timeswipe-subtitle {
  font-size: 1.25rem;
  color: var(--muted-foreground);
  margin-bottom: 0.5rem;
}

.timeswipe-desc {
  color: var(--muted-foreground);
  margin-bottom: 2rem;
}

.timeswipe-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.timeswipe-feature {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

@media (min-width: 768px) {
  .timeswipe-features {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .timeswipe-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .timeswipe-phone {
    order: 1;
  }

  .timeswipe-content {
    order: 2;
  }
}

/* Support Section */
.support {
  padding: 6rem 0;
}

.support-grid {
  display: grid;
  gap: 1.5rem;
  max-width: 64rem;
  margin: 0 auto;
}

/* Updated support card to coral theme */
.support-card {
  background-color: var(--card);
  border: 2px solid var(--border-light);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: all 0.2s ease;
}

.support-card:hover {
  border-color: var(--primary);
  box-shadow: 0 10px 40px -10px rgba(242, 139, 125, 0.2);
}

.support-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  background-color: rgba(242, 139, 125, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.support-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--primary);
}

.support-title {
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
}

.support-subtitle {
  color: var(--muted-foreground);
  margin-bottom: 1rem;
}

.support-desc {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

@media (min-width: 768px) {
  .support-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Benefits Section */
.benefits {
  padding: 6rem 0;
}

.benefits-grid {
  display: grid;
  gap: 1.5rem;
  max-width: 56rem;
  margin: 0 auto;
}

/* Updated benefit card to coral theme */
.benefit-card {
  display: flex;
  gap: 1rem;
  padding: 1.5rem;
  border-radius: var(--radius);
  background-color: var(--card);
  border: 2px solid var(--border-light);
  transition: all 0.2s ease;
}

.benefit-card:hover {
  border-color: var(--primary);
  box-shadow: 0 10px 40px -10px rgba(242, 139, 125, 0.2);
}

.benefit-icon {
  flex-shrink: 0;
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  background-color: rgba(242, 139, 125, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.benefit-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--primary);
}

.benefit-title {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

.benefit-desc {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

@media (min-width: 768px) {
  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Testimonials Section - 2 column with image */
.testimonials {
  padding: 6rem 0;
}

/* New testimonials layout with image */
.testimonials-layout {
  display: grid;
  gap: 3rem;
  align-items: center;
  max-width: 64rem;
  margin: 0 auto;
}

.testimonials-image {
  order: 1;
}

.testimonials-image img {
  width: 100%;
  max-width: 450px;
  height: auto;
  border-radius: 1rem;
  margin: 0 auto;
  display: block;
}

.testimonials-content {
  order: 2;
}

.testimonials-cards {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* Updated testimonial card to match reference style */
.testimonial-card {
  background-color: var(--card);
  border: 2px solid var(--primary);
  border-radius: var(--radius);
  padding: 1.5rem;
  position: relative;
}

.testimonial-card::after {
  content: "";
  position: absolute;
  bottom: -10px;
  right: 30px;
  width: 20px;
  height: 20px;
  background-color: var(--card);
  border-right: 2px solid var(--primary);
  border-bottom: 2px solid var(--primary);
  transform: rotate(45deg);
}

.testimonial-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.author-avatar {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 9999px;
  background-color: rgba(242, 139, 125, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--primary);
}

.author-name {
  font-weight: 600;
  font-size: 1rem;
}

.testimonial-text {
  color: var(--muted-foreground);
  font-size: 0.9375rem;
  line-height: 1.8;
}

@media (min-width: 1024px) {
  .testimonials-layout {
    grid-template-columns: 1fr 1fr;
  }
}

/* CTA Section - 2 column with image */
.cta {
  padding: 6rem 0;
}

/* New CTA layout with image */
.cta-layout {
  display: grid;
  gap: 3rem;
  align-items: center;
  max-width: 64rem;
  margin: 0 auto;
}

.cta-image {
  order: 1;
}

.cta-image img {
  width: 100%;
  max-width: 450px;
  height: auto;
  border-radius: 1rem;
  margin: 0 auto;
  display: block;
}

.cta-content {
  order: 2;
}

.cta-title {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.cta-subtitle {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--foreground);
  margin-bottom: 1.5rem;
}

.cta-desc {
  font-size: 1rem;
  color: var(--muted-foreground);
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.cta-buttons {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}

@media (min-width: 768px) {
  .cta-title {
    font-size: 2.5rem;
  }

  .cta-buttons {
    flex-direction: row;
  }
}

@media (min-width: 1024px) {
  .cta-layout {
    grid-template-columns: 1fr 1fr;
  }

  .cta-title {
    font-size: 2.5rem;
  }
}

/* Footer - Updated to light theme */
.footer {
  padding: 3rem 0;
  border-top: 1px solid var(--border-light);
  background-color: var(--background);
}

.footer-grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-brand {
  max-width: 20rem;
}

.footer-desc {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  margin-top: 1rem;
}

.footer-links h3 {
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.footer-bottom p {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.social-links {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.social-links a {
  color: var(--muted-foreground);
  transition: color 0.2s ease;
}

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

.social-links svg {
  width: 1.25rem;
  height: 1.25rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* モバイルでhero-imageを非表示 */
@media (max-width: 767px) {
  .hero-image {
    display: none;
  }
}