:root {
  --bg-primary: #FFFFFF;
  --bg-secondary: #FF6600;
  /* Friendly Orange */
  --bg-soft: #FFF9F5;
  --text-primary: #333333;
  --text-secondary: #666666;
  --text-inverse: #FFFFFF;
  --accent: #FF6600;
  --border: #FFE0CC;
  --container-width: 1100px;
  --transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
.outfit {
  font-family: 'Outfit', 'Noto Sans JP', sans-serif;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 40px;
}

/* Navbar */
.navbar {
  height: 80px;
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  z-index: 1000;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}

.navbar .container {
  width: 100%;
}

.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 100%;
}

.nav-logo {
  height: 32px;
}

.nav-partner {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-secondary);
  border-left: 1px solid var(--border);
  padding-left: 12px;
}

.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 100px;
  text-decoration: none;
  font-weight: 700;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn-nav {
  background: var(--bg-secondary);
  color: var(--text-inverse);
  padding: 10px 24px;
  font-size: 14px;
}

.btn-hero {
  background: var(--bg-secondary);
  color: var(--text-inverse);
  font-size: 18px;
  padding: 18px 40px;
  box-shadow: 0 10px 20px rgba(255, 102, 0, 0.2);
}

.btn-large {
  background: #FFFFFF;
  color: var(--accent);
  font-size: 20px;
  padding: 22px 48px;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.btn:hover {
  transform: translateY(-3px);
  opacity: 0.9;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* Hero Badge */
.hero-badge-wrap {
  margin-bottom: 20px;
}

.achievement-badge {
  background: #FFF5CC;
  color: #B28B00;
  padding: 8px 16px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 900;
  display: inline-block;
  border: 1px solid #FFD700;
}

/* Hero Section */
.hero {
  padding: 160px 0 100px;
  overflow: hidden;
}

.hero-container {
  display: flex;
  align-items: center;
  gap: 60px;
}

.hero-text-content {
  flex: 1.2;
}

.hero-title {
  font-size: 56px;
  line-height: 1.2;
  margin-bottom: 30px;
}

.hero-title .highlight {
  color: var(--accent);
  display: inline-block;
}

.hero-desc {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 40px;
}

.hero-tagline {
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 10px;
}

.hero-image-wrap {
  flex: 1;
  position: relative;
}

.hero-image {
  width: 100%;
  border-radius: 40px;
  box-shadow: 0 30px 60px rgba(255, 102, 0, 0.15);
  transition: var(--transition);
}

.hero-image:hover {
  transform: scale(1.05) rotate(1deg);
}

/* Empathy Section */
.empathy {
  padding: 100px 0;
  background: #1A1A1A;
  color: #FFFFFF;
}

.empathy-content {
  display: flex;
  align-items: center;
  gap: 60px;
}

.empathy-image-wrap {
  flex: 1;
}

.empathy-image {
  width: 100%;
  border-radius: 30px;
  opacity: 0.8;
}

.empathy-text {
  flex: 1.2;
}

.empathy-q {
  font-size: 32px;
  color: var(--accent);
  margin-bottom: 30px;
}

.pain-list {
  list-style: none;
  margin-bottom: 30px;
}

.pain-list li {
  padding-left: 30px;
  position: relative;
  margin-bottom: 15px;
  font-size: 17px;
  color: #CCCCCC;
}

.pain-list li::before {
  content: "×";
  position: absolute;
  left: 0;
  color: #FF4444;
  font-weight: 900;
  font-size: 20px;
}

.empathy-message {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
}

/* Solution Section */
.solution {
  padding: 120px 0;
  background: var(--bg-soft);
}

.solution-header {
  text-align: center;
  margin-bottom: 60px;
}

.solution-badge {
  background: var(--accent);
  color: #fff;
  padding: 4px 12px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 12px;
}

.solution-intro {
  margin-top: 20px;
  color: var(--text-secondary);
  font-size: 17px;
  line-height: 1.8;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.feature-card {
  background: #fff;
  padding: 50px 30px;
  border-radius: 30px;
  text-align: center;
  transition: var(--transition);
  border: 1px solid transparent;
}

.feature-card:hover {
  border-color: var(--border);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.05);
}

.feature-icon {
  font-size: 50px;
  margin-bottom: 20px;
}

.feature-card h3 {
  margin-bottom: 15px;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 16px;
}

/* Feature Grid Highlight */
.is-highlight {
  border: 2px solid var(--accent) !important;
  box-shadow: 0 20px 40px rgba(255, 102, 0, 0.1) !important;
}

.is-highlight h3 {
  color: var(--accent);
}

/* Comparison Table */
.comparison {
  padding: 120px 0;
}

.section-title {
  font-size: 36px;
  text-align: center;
  margin-bottom: 60px;
}

.comparison-table-wrap {
  overflow-x: auto;
  background: #fff;
  border-radius: 30px;
  border: 1px solid var(--border);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
}

.comparison-table th,
.comparison-table td {
  padding: 25px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.comparison-table th {
  background: #F9F9F9;
  font-weight: 700;
  color: #999;
}

.comparison-table .is-rocket {
  background: #FFF9F5;
  color: var(--accent);
  font-weight: 900;
}

/* Reward Section */
.reward {
  padding: 120px 0;
  background: var(--accent);
  color: #fff;
  text-align: center;
}

.reward-model-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 50px;
}

.model-card {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 30px;
  padding: 50px 30px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: var(--transition);
}

.model-header {
  font-size: 18px;
  margin-bottom: 15px;
  opacity: 0.9;
}

.model-income {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 20px;
}

.income-val {
  font-size: 48px;
  font-family: 'Outfit';
}

.model-details {
  list-style: none;
  opacity: 0.8;
  font-size: 15px;
}

.reward-note-box {
  margin-top: 40px;
  font-size: 14px;
  opacity: 0.7;
}

/* Area Section */
.area {
  padding: 100px 0;
}

.area-wrap {
  background: var(--bg-soft);
  border-radius: 40px;
  padding: 80px 40px;
}

.area-visual-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
}

.area-box {
  background: #fff;
  padding: 40px 20px;
  border-radius: 30px;
  text-align: center;
  border: 2px solid #fff;
  transition: var(--transition);
}

.area-box:hover {
  border-color: var(--accent);
  transform: translateY(-5px);
}

.area-header {
  font-family: 'Outfit';
  font-weight: 900;
  color: var(--accent);
  margin-bottom: 20px;
  font-size: 20px;
}

.station-list {
  list-style: none;
  font-size: 14px;
  color: var(--text-secondary);
}

/* Steps Section */
.steps {
  padding: 120px 0;
}

.step-app-wrap {
  display: flex;
  align-items: center;
  gap: 60px;
}

.line-mockup {
  width: 320px;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.1));
}

.step-content {
  flex: 1;
}

.step-row {
  display: flex;
  gap: 20px;
  margin-bottom: 30px;
  align-items: flex-start;
}

.step-circle {
  background: var(--accent);
  color: #fff;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  flex-shrink: 0;
}

.step-txt strong {
  display: block;
  font-size: 18px;
  margin-bottom: 5px;
}

.step-txt p {
  color: var(--text-secondary);
  font-size: 15px;
}

/* Reward Section Enhancements */
.shift-info {
  margin-top: 50px;
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.shift-box {
  background: rgba(255, 255, 255, 0.2);
  padding: 15px 30px;
  border-radius: 15px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  font-size: 18px;
}

.shift-box strong {
  display: block;
  font-size: 14px;
  opacity: 0.8;
  margin-bottom: 5px;
}

.shift-note {
  margin-top: 20px;
  font-size: 14px;
  opacity: 0.8;
  width: 100%;
}

/* Requirements Section */
.requirements {
  padding: 120px 0;
  background: #fff;
}

.req-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-bottom: 60px;
}

.req-box {
  background: var(--bg-soft);
  padding: 40px;
  border-radius: 30px;
}

.req-box h3 {
  margin-bottom: 20px;
  color: var(--accent);
}

.req-list {
  list-style: none;
}

.req-list li {
  position: relative;
  padding-left: 25px;
  margin-bottom: 12px;
  font-weight: 700;
}

.req-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
}

.docs-detail h3 {
  text-align: center;
  margin-bottom: 40px;
}

.docs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.doc-card {
  background: #fff;
  border: 1px solid var(--border);
  padding: 30px;
  border-radius: 20px;
  transition: var(--transition);
}

.doc-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05);
}

.doc-card h4 {
  margin-bottom: 15px;
  border-bottom: 2px solid var(--accent);
  display: inline-block;
  padding-bottom: 5px;
}

.doc-card ul {
  list-style: none;
  color: var(--text-secondary);
  font-size: 14px;
}

.doc-card li {
  margin-bottom: 8px;
}

/* FAQ Section */
.faq {
  padding: 120px 0;
  background: var(--bg-soft);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: #fff;
  border-radius: 20px;
  margin-bottom: 15px;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: border-color 0.4s, box-shadow 0.4s;
}

.faq-question {
  padding: 25px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 700;
  font-size: 17px;
  transition: background 0.3s;
}

.faq-question:hover {
  background: #fafafa;
}

.faq-icon {
  font-style: normal;
  font-size: 24px;
  color: var(--accent);
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-answer-inner {
  min-height: 0;
  padding: 0 30px;
  overflow: hidden;
  color: var(--text-secondary);
  line-height: 1.8;
  transition: padding 0.4s;
}

.faq-item.is-open {
  border-color: var(--accent);
  box-shadow: 0 10px 30px rgba(255, 102, 0, 0.05);
}

.faq-item.is-open .faq-answer {
  grid-template-rows: 1fr;
}

.faq-item.is-open .faq-answer-inner {
  padding-bottom: 25px;
}

.faq-item.is-open .faq-icon {
  transform: rotate(45deg);
}

/* CTA Section */
.cta-section {
  padding-bottom: 120px;
}

.cta-box {
  background: linear-gradient(135deg, #FF6600 0%, #FF9933 100%);
  color: #fff;
  padding: 120px 40px;
  border-radius: 60px;
  text-align: center;
  box-shadow: 0 40px 80px rgba(255, 102, 0, 0.3);
}

.cta-box h2 {
  font-size: 48px;
  line-height: 1.2;
  margin-bottom: 25px;
}

.cta-box p {
  font-size: 20px;
  opacity: 0.9;
  margin-bottom: 40px;
}

.cta-badge {
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 20px;
  display: inline-block;
}

/* Footer */
.site-footer {
  padding: 80px 0;
  background: #f9f9f9;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-info {
  margin-bottom: 40px;
}

.footer-info h3 {
  font-size: 24px;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.footer-info p {
  color: var(--text-secondary);
  font-weight: 700;
}

.footer-bottom {
  color: var(--text-secondary);
  font-size: 13px;
  border-top: 1px solid var(--border);
  padding-top: 30px;
}

/* Animations */
.hero-image,
.empathy-content,
.feature-card,
.comparison-table-wrap,
.model-card,
.area-box,
.step-row,
.faq-item,
.cta-box {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1s cubic-bezier(0.19, 1, 0.22, 1), transform 1s cubic-bezier(0.19, 1, 0.22, 1);
}

.hero-image.active,
.empathy-content.active,
.feature-card.active,
.comparison-table-wrap.active,
.model-card.active,
.area-box.active,
.step-row.active,
.faq-item.active,
.cta-box.active {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 991px) {
  .container {
    padding: 0 20px;
  }

  .hero {
    padding: 120px 0 60px;
  }

  .hero-container {
    flex-direction: column;
    text-align: center;
    gap: 40px;
  }

  .hero-title {
    font-size: 32px;
  }

  .hero-desc {
    font-size: 16px;
  }

  .nav-partner {
    display: none;
  }

  .empathy-content {
    flex-direction: column;
    text-align: center;
  }

  .empathy-q {
    font-size: 24px;
  }

  .feature-grid,
  .reward-model-grid,
  .area-visual-grid,
  .req-grid,
  .docs-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .comparison-table-wrap {
    margin: 0 -20px;
    border-radius: 0;
    border-left: none;
    border-right: none;
  }

  .comparison-table th,
  .comparison-table td {
    padding: 15px 10px;
    font-size: 13px;
  }

  .shift-info {
    gap: 10px;
  }

  .shift-box {
    width: 100%;
    padding: 15px;
  }

  .req-box {
    padding: 30px 20px;
  }

  .step-app-wrap {
    flex-direction: column;
    text-align: center;
  }

  .line-mockup {
    width: 200px;
    margin: 0 auto 30px;
  }

  .step-row {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .step-circle {
    margin-bottom: 15px;
  }

  .faq {
    padding: 80px 0;
  }

  .faq-question {
    padding: 20px;
    font-size: 15px;
  }

  .cta-box {
    border-radius: 40px;
    padding: 60px 20px;
  }

  .cta-box h2 {
    font-size: 28px;
  }

  .btn-large {
    width: 100%;
    padding: 18px 20px;
    font-size: 16px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 28px;
  }

  .section-title {
    font-size: 28px;
  }

  .income-val {
    font-size: 36px;
  }
}