/* ========================================
   choi-dx Landing Page Styles
   Mobile-First Responsive Design
   ======================================== */

/* ----------------------------------------
   CSS Variables
   ---------------------------------------- */
:root {
  --navy-deep: #1a2744;
  --navy: #2d3f5f;
  --navy-light: #4a5d7a;
  --cream: #faf8f5;
  --cream-warm: #f5f0e8;
  --terracotta: #c4765a;
  --terracotta-light: #d4917a;
  --terracotta-dark: #a85f45;
  --sage: #7a9a8a;
  --text-primary: #2d3f5f;
  --text-secondary: #5a6a82;
  --text-muted: #8a96a8;
  --border: rgba(45, 63, 95, 0.12);
  --shadow-soft: 0 0.25rem 1.5rem rgba(26, 39, 68, 0.08);
  --shadow-medium: 0 0.5rem 2.5rem rgba(26, 39, 68, 0.12);
  
  font-size: 16px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  background-color: var(--cream);
  color: var(--text-primary);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: 'Noto Serif JP', serif;
  line-height: 1.4;
}

/* ----------------------------------------
   Layout
   ---------------------------------------- */
.container {
  width: 100%;
  max-width: 75rem;
  margin: 0 auto;
  padding: 0 1rem;
}

section {
  padding: 4rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.section-title {
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--navy-deep);
  margin-bottom: 1rem;
  word-break: keep-all;
  overflow-wrap: break-word;
  line-height: 1.5;
}

.section-subtitle {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

@media (min-width: 48rem) {
  .container {
    padding: 0 1.5rem;
  }
  
  section {
    padding: 6.25rem 0;
  }
  
  .section-header {
    margin-bottom: 3.75rem;
  }
  
  .section-title {
    font-size: 2.25rem;
  }
  
  .section-subtitle {
    font-size: 1rem;
  }
}

/* ----------------------------------------
   Header
   ---------------------------------------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 248, 245, 0.92);
  backdrop-filter: blur(0.75rem);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3.5rem;
  gap: 0.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--navy-deep);
  flex-shrink: 0;
}

.logo-mark {
  width: 2rem;
  height: 2rem;
  background: var(--navy-deep);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-family: 'Noto Serif JP', serif;
  font-weight: 600;
  font-size: 0.875rem;
}

.logo-text {
  font-family: 'Noto Serif JP', serif;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.nav {
  display: none;
}

.nav a {
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

.nav a:hover {
  color: var(--navy-deep);
}

.header .btn {
  padding: 0.625rem 0.875rem;
  font-size: 0.6875rem;
  white-space: nowrap;
}

@media (min-width: 48rem) {
  .header-inner {
    height: 4.5rem;
  }
  
  .logo-mark {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.75rem;
    font-size: 1.125rem;
  }
  
  .logo-text {
    font-size: 1.125rem;
  }
  
  .nav {
    display: flex;
    align-items: center;
    gap: 2rem;
  }
  
  .header .btn {
    padding: 0.875rem 1.75rem;
    font-size: 0.875rem;
  }
}

/* ----------------------------------------
   Buttons
   ---------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.5rem;
  border-radius: 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  border: none;
  font-family: 'Noto Sans JP', sans-serif;
  text-align: center;
  line-height: 1.4;
}

.btn-primary {
  background: var(--navy-deep);
  color: white;
  box-shadow: 0 0.25rem 1rem rgba(26, 39, 68, 0.2);
}

.btn-primary:hover {
  background: var(--navy);
  transform: translateY(-0.125rem);
  box-shadow: 0 0.375rem 1.5rem rgba(26, 39, 68, 0.25);
}

.btn-secondary {
  background: white;
  color: var(--navy-deep);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--cream-warm);
  border-color: var(--navy-light);
}

.btn-cta {
  background: var(--terracotta);
  color: white;
  box-shadow: 0 0.25rem 1rem rgba(196, 118, 90, 0.3);
}

.btn-cta:hover {
  background: var(--terracotta-dark);
  transform: translateY(-0.125rem);
  box-shadow: 0 0.375rem 1.5rem rgba(196, 118, 90, 0.35);
}

/* ----------------------------------------
   Hero Section
   ---------------------------------------- */
.hero {
  position: relative;
  padding: 2.5rem 0 3.5rem;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(ellipse 80% 60% at 20% 30%, rgba(196, 118, 90, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 70%, rgba(122, 154, 138, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  gap: 2rem;
  position: relative;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4375rem 0.75rem;
  background: white;
  border: 1px solid var(--border);
  border-radius: 6.25rem;
  font-size: 0.6875rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  animation: fadeInUp 0.6s ease-out;
}

.hero-badge-dot {
  width: 0.4375rem;
  height: 0.4375rem;
  background: var(--sage);
  border-radius: 50%;
  animation: pulse 2s infinite;
  flex-shrink: 0;
}

.hero-title {
  font-size: 1.625rem;
  font-weight: 700;
  color: var(--navy-deep);
  margin-bottom: 1rem;
  animation: fadeInUp 0.6s ease-out 0.1s both;
  line-height: 1.5;
}

.hero-subtitle {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  animation: fadeInUp 0.6s ease-out 0.2s both;
  line-height: 1.9;
}

.hero-subtitle strong {
  color: var(--navy-deep);
  font-weight: 600;
}

/* SP用改行ユーティリティ */
.sp-br {
  display: inline;
}

@media (min-width: 48rem) {
  .sp-br {
    display: none;
  }
}

.hero-points {
  list-style: none;
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.6s ease-out 0.3s both;
}

.hero-points li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: 0.625rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.hero-points li::before {
  content: '';
  width: 0.375rem;
  height: 0.375rem;
  background: var(--terracotta);
  border-radius: 50%;
  margin-top: 0.4375rem;
  flex-shrink: 0;
}

.hero-points li strong {
  color: var(--navy-deep);
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  margin-bottom: 1rem;
  animation: fadeInUp 0.6s ease-out 0.4s both;
}

.hero-actions .btn {
  width: 100%;
  padding: 0.875rem 1rem;
  font-size: 0.8125rem;
}

.hero-note {
  font-size: 0.6875rem;
  color: var(--text-muted);
  animation: fadeInUp 0.6s ease-out 0.5s both;
  line-height: 1.7;
}

.hero-visual {
  animation: fadeInUp 0.8s ease-out 0.3s both;
}

@media (min-width: 48rem) {
  .hero {
    padding: 5rem 0 6.25rem;
  }
  
  .hero-grid {
    gap: 3.75rem;
  }
  
  .hero-badge {
    font-size: 0.8125rem;
    padding: 0.5rem 1rem;
    margin-bottom: 1.5rem;
  }
  
  .hero-title {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.0625rem;
    margin-bottom: 2rem;
  }
  
  .hero-points {
    margin-bottom: 2.25rem;
  }
  
  .hero-points li {
    font-size: 0.9375rem;
    margin-bottom: 0.75rem;
  }
  
  .hero-actions {
    flex-direction: row;
    gap: 1rem;
    margin-bottom: 1.5rem;
  }
  
  .hero-actions .btn {
    width: auto;
    padding: 0.875rem 1.75rem;
    font-size: 0.875rem;
  }
  
  .hero-note {
    font-size: 0.8125rem;
  }
}

@media (min-width: 64rem) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
  }
  
  .hero-title {
    font-size: 3rem;
  }
}

/* ----------------------------------------
   Pain Cards (Hero Visual)
   ---------------------------------------- */
.pain-cards {
  background: white;
  border-radius: 1rem;
  padding: 1rem;
  box-shadow: var(--shadow-medium);
  border: 1px solid var(--border);
}

.pain-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.pain-card {
  background: var(--cream-warm);
  border-radius: 0.75rem;
  padding: 0.875rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.pain-card:hover {
  transform: translateY(-0.25rem);
  box-shadow: 0 0.5rem 1.5rem rgba(26, 39, 68, 0.1);
}

.pain-card-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--navy-deep);
  margin-bottom: 0.125rem;
  line-height: 1.5;
}

.pain-card-desc {
  font-size: 0.6875rem;
  color: var(--text-muted);
}

.position-box {
  background: var(--navy-deep);
  border-radius: 0.75rem;
  padding: 0.875rem 1rem;
  color: white;
  margin-bottom: 0.75rem;
}

.position-box p {
  font-size: 0.75rem;
  line-height: 1.8;
  opacity: 0.9;
}

.position-box strong {
  color: var(--terracotta-light);
  font-weight: 600;
}

.flow-steps {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.flow-step {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--cream-warm);
  border-radius: 0.5rem;
  padding: 0.625rem 0.875rem;
  font-size: 0.6875rem;
  gap: 0.5rem;
}

.flow-step-label {
  color: var(--text-muted);
  flex-shrink: 0;
}

.flow-step-value {
  font-weight: 600;
  color: var(--navy-deep);
  text-align: right;
}

@media (min-width: 48rem) {
  .pain-cards {
    border-radius: 1.5rem;
    padding: 2rem;
  }
  
  .pain-cards-grid {
    gap: 1rem;
    margin-bottom: 1.5rem;
  }
  
  .pain-card {
    border-radius: 1rem;
    padding: 1.25rem;
  }
  
  .pain-card-title {
    font-size: 0.875rem;
    margin-bottom: 0.375rem;
  }
  
  .pain-card-desc {
    font-size: 0.8125rem;
  }
  
  .position-box {
    border-radius: 1rem;
    padding: 1.25rem 1.5rem;
    margin-bottom: 1.25rem;
  }
  
  .position-box p {
    font-size: 0.875rem;
  }
  
  .flow-step {
    border-radius: 0.75rem;
    padding: 0.875rem 1.125rem;
    font-size: 0.8125rem;
  }
}

/* ----------------------------------------
   Pain Section
   ---------------------------------------- */
.pain-section {
  background: white;
}

.pain-content {
  max-width: 45rem;
  margin: 0 auto;
}

.checklist {
  background: var(--cream);
  border-radius: 1rem;
  padding: 1.25rem 1rem;
  margin-bottom: 1.25rem;
}

.checklist-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
}

.checklist-item:last-child {
  border-bottom: none;
}

.checklist-box {
  width: 1.125rem;
  height: 1.125rem;
  border-radius: 0.3125rem;
  background: var(--sage);
  opacity: 0.2;
  flex-shrink: 0;
  margin-top: 0.125rem;
}

.checklist-text {
  font-size: 0.8125rem;
  color: var(--text-primary);
  line-height: 1.7;
}

.insight-box {
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 100%);
  border-radius: 0.875rem;
  padding: 1.25rem 1rem;
  color: white;
}

.insight-box strong {
  display: block;
  margin-bottom: 0.375rem;
  font-size: 0.875rem;
}

.insight-box p {
  font-size: 0.8125rem;
  opacity: 0.85;
  line-height: 1.8;
}

@media (min-width: 48rem) {
  .checklist {
    border-radius: 1.25rem;
    padding: 2.25rem;
    margin-bottom: 2rem;
  }
  
  .checklist-item {
    gap: 1rem;
    padding: 1rem 0;
  }
  
  .checklist-box {
    width: 1.5rem;
    height: 1.5rem;
  }
  
  .checklist-text {
    font-size: 0.9375rem;
  }
  
  .insight-box {
    border-radius: 1rem;
    padding: 1.75rem;
  }
  
  .insight-box strong {
    font-size: 0.9375rem;
  }
  
  .insight-box p {
    font-size: 0.875rem;
  }
}

/* ----------------------------------------
   Service Section
   ---------------------------------------- */
.service-section {
  background: var(--cream-warm);
}

.service-grid {
  display: grid;
  gap: 1.75rem;
}

.service-intro h2 {
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--navy-deep);
  margin-bottom: 1rem;
  line-height: 1.5;
}

.service-intro p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.9;
}

.service-intro strong {
  color: var(--navy-deep);
}

.service-cards {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.service-card {
  background: white;
  border-radius: 0.875rem;
  padding: 1.125rem;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border);
  transition: transform 0.3s ease;
}

.service-card:hover {
  transform: translateX(0.5rem);
}

.service-card-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--navy-deep);
  margin-bottom: 0.375rem;
}

.service-card-desc {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

@media (min-width: 48rem) {
  .service-intro h2 {
    font-size: 2rem;
    margin-bottom: 1.25rem;
  }
  
  .service-intro p {
    font-size: 1rem;
  }
  
  .service-cards {
    gap: 1rem;
  }
  
  .service-card {
    border-radius: 1rem;
    padding: 1.75rem;
  }
  
  .service-card-title {
    font-size: 1rem;
    margin-bottom: 0.625rem;
  }
  
  .service-card-desc {
    font-size: 0.875rem;
  }
}

@media (min-width: 64rem) {
  .service-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3.75rem;
    align-items: start;
  }
}

/* ----------------------------------------
   How Section
   ---------------------------------------- */
.how-section {
  background: white;
}

.how-grid {
  display: grid;
  gap: 0.875rem;
  margin-bottom: 2rem;
}

.how-card {
  background: var(--cream);
  border-radius: 1rem;
  padding: 1.25rem 1rem;
  transition: all 0.3s ease;
}

.how-card:hover {
  background: var(--cream-warm);
  transform: translateY(-0.25rem);
}

.how-card-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--navy-deep);
  margin-bottom: 0.875rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--terracotta);
}

.how-card-list {
  list-style: none;
}

.how-card-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: 0.625rem;
  line-height: 1.6;
}

.how-card-list li::before {
  content: '';
  width: 0.3125rem;
  height: 0.3125rem;
  background: var(--navy-light);
  border-radius: 50%;
  margin-top: 0.4375rem;
  flex-shrink: 0;
}

.how-card-list .step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  background: var(--navy-deep);
  color: white;
  font-size: 0.625rem;
  font-weight: 600;
  border-radius: 0.3125rem;
  flex-shrink: 0;
}

.how-card-list .step-num + span {
  flex: 1;
}

.how-card-list li:has(.step-num)::before {
  display: none;
}

@media (min-width: 48rem) {
  .how-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    margin-bottom: 3rem;
  }
  
  .how-card {
    border-radius: 1.25rem;
    padding: 2rem;
  }
  
  .how-card-title {
    font-size: 0.9375rem;
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
  }
  
  .how-card-list li {
    font-size: 0.875rem;
  }
}

/* Pattern Box */
.pattern-box {
  background: var(--cream);
  border-radius: 1rem;
  padding: 1.25rem 1rem;
}

.pattern-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--navy-deep);
  margin-bottom: 1rem;
  line-height: 1.6;
}

.pattern-grid {
  display: grid;
  gap: 0.75rem;
}

.pattern-card {
  background: white;
  border-radius: 0.75rem;
  padding: 1rem;
  border: 1px solid var(--border);
}

.pattern-card-problem {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.pattern-card-solution {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--navy-deep);
  line-height: 1.5;
}

.pattern-card-solution::before {
  content: '→ ';
  color: var(--terracotta);
}

@media (min-width: 48rem) {
  .pattern-box {
    border-radius: 1.25rem;
    padding: 2.25rem;
  }
  
  .pattern-title {
    font-size: 1rem;
    margin-bottom: 1.5rem;
  }
  
  .pattern-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }
  
  .pattern-card {
    padding: 1.5rem;
  }
  
  .pattern-card-problem {
    font-size: 0.8125rem;
    margin-bottom: 0.75rem;
  }
  
  .pattern-card-solution {
    font-size: 0.9375rem;
  }
}

/* ----------------------------------------
   Timeline Section
   ---------------------------------------- */
.timeline-section {
  background: linear-gradient(180deg, var(--cream-warm) 0%, var(--cream) 100%);
}

.timeline-grid {
  display: grid;
  gap: 0.875rem;
}

.timeline-card {
  background: white;
  border-radius: 1rem;
  padding: 1.25rem 1rem;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border);
  position: relative;
}

.timeline-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 1rem;
  right: 1rem;
  height: 0.1875rem;
  background: linear-gradient(90deg, var(--terracotta) 0%, var(--terracotta-light) 100%);
  border-radius: 0 0 0.1875rem 0.1875rem;
}

.timeline-month {
  font-family: 'Noto Serif JP', serif;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--navy-deep);
  margin-bottom: 0.875rem;
  line-height: 1.5;
}

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

.timeline-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.timeline-list li::before {
  content: '';
  width: 0.3125rem;
  height: 0.3125rem;
  background: var(--sage);
  border-radius: 50%;
  margin-top: 0.4375rem;
  flex-shrink: 0;
}

@media (min-width: 48rem) {
  .timeline-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }
  
  .timeline-card {
    border-radius: 1.25rem;
    padding: 2rem;
  }
  
  .timeline-card::before {
    left: 2rem;
    right: 2rem;
    height: 0.25rem;
  }
  
  .timeline-month {
    font-size: 1.125rem;
    margin-bottom: 1.25rem;
  }
  
  .timeline-list li {
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
  }
}

/* ----------------------------------------
   Cases Section
   ---------------------------------------- */
.cases-section {
  background: white;
}

.cases-grid {
  display: grid;
  gap: 0.875rem;
}

.case-card {
  background: var(--cream);
  border-radius: 1rem;
  padding: 1.25rem 1rem;
  transition: all 0.3s ease;
}

.case-card:hover {
  transform: translateY(-0.5rem);
  box-shadow: var(--shadow-medium);
}

.case-tag {
  font-size: 0.6875rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.case-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy-deep);
  margin-bottom: 0.875rem;
}

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

.case-list li {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: 0.375rem;
  padding-left: 0;
  line-height: 1.7;
}

.case-list li strong {
  color: var(--navy-deep);
}

@media (min-width: 48rem) {
  .cases-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }
  
  .case-card {
    border-radius: 1.25rem;
    padding: 2rem;
  }
  
  .case-tag {
    font-size: 0.75rem;
    margin-bottom: 0.75rem;
  }
  
  .case-title {
    font-size: 1.125rem;
    margin-bottom: 1.25rem;
  }
  
  .case-list li {
    font-size: 0.875rem;
    margin-bottom: 0.625rem;
  }
}

/* ----------------------------------------
   Pricing Section
   ---------------------------------------- */
.pricing-section {
  background: var(--cream-warm);
}

.pricing-grid {
  display: grid;
  gap: 1rem;
  margin-bottom: 2rem;
}

.pricing-card {
  background: white;
  border-radius: 1.125rem;
  padding: 1.5rem 1.25rem;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.pricing-card:hover {
  transform: translateY(-0.5rem);
  box-shadow: var(--shadow-medium);
}

.pricing-card.featured {
  border: 2px solid var(--navy-deep);
  position: relative;
  padding-top: 2.25rem;
}

.pricing-badge {
  position: absolute;
  top: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--navy-deep);
  color: white;
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 0.3125rem 0.875rem;
  border-radius: 6.25rem;
  white-space: nowrap;
}

.pricing-name {
  font-family: 'Noto Serif JP', serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy-deep);
  margin-bottom: 0.25rem;
}

.pricing-price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--navy-deep);
  margin-bottom: 0.375rem;
}

.pricing-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
  line-height: 1.6;
}

.pricing-features {
  list-style: none;
  margin-bottom: 1.25rem;
}

.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.pricing-features li::before {
  content: '';
  width: 0.375rem;
  height: 0.375rem;
  background: var(--sage);
  border-radius: 50%;
  margin-top: 0.4375rem;
  flex-shrink: 0;
}

.pricing-card.featured .pricing-features li::before {
  background: var(--terracotta);
}

.pricing-card .btn {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.8125rem;
}

@media (min-width: 64rem) {
  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 3rem;
  }
  
  .pricing-card {
    border-radius: 1.5rem;
    padding: 2.25rem;
  }
  
  .pricing-card.featured {
    padding-top: 3rem;
  }
  
  .pricing-badge {
    font-size: 0.75rem;
    top: -0.875rem;
  }
  
  .pricing-name {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
  }
  
  .pricing-price {
    font-size: 2rem;
    margin-bottom: 0.5rem;
  }
  
  .pricing-desc {
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
  }
  
  .pricing-features {
    margin-bottom: 1.75rem;
  }
  
  .pricing-features li {
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
  }
  
  .pricing-card .btn {
    padding: 0.875rem 1.75rem;
    font-size: 0.875rem;
  }
}

/* Pricing Note */
.pricing-note {
  background: white;
  border-radius: 1rem;
  padding: 1.25rem 1rem;
  box-shadow: var(--shadow-soft);
}

.pricing-note-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--navy-deep);
  margin-bottom: 0.875rem;
}

.pricing-note-grid {
  display: grid;
  gap: 0.5rem;
}

.pricing-note-item {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.pricing-note-item::before {
  content: '×';
  color: var(--text-muted);
  font-weight: 500;
  flex-shrink: 0;
}

@media (min-width: 48rem) {
  .pricing-note {
    border-radius: 1.25rem;
    padding: 2rem;
  }
  
  .pricing-note-title {
    font-size: 1rem;
    margin-bottom: 1.25rem;
  }
  
  .pricing-note-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }
  
  .pricing-note-item {
    font-size: 0.875rem;
  }
}

/* ----------------------------------------
   FAQ Section
   ---------------------------------------- */
.faq-section {
  background: white;
}

.faq-list {
  max-width: 45rem;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 1.125rem 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  cursor: pointer;
  text-align: left;
  font-family: 'Noto Sans JP', sans-serif;
  gap: 0.75rem;
}

.faq-question-text {
  font-family: 'Noto Serif JP', serif;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--navy-deep);
  line-height: 1.6;
}

.faq-icon {
  width: 1.375rem;
  height: 1.375rem;
  border-radius: 50%;
  background: var(--cream);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.75rem;
  transition: transform 0.3s ease;
  flex-shrink: 0;
  margin-top: 0.125rem;
}

.faq-item.open .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  display: none;
  padding-bottom: 1.125rem;
}

.faq-item.open .faq-answer {
  display: block;
}

.faq-answer p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

@media (min-width: 48rem) {
  .faq-question {
    padding: 1.5rem 0;
    gap: 1rem;
  }
  
  .faq-question-text {
    font-size: 1rem;
  }
  
  .faq-icon {
    width: 1.5rem;
    height: 1.5rem;
    font-size: 0.875rem;
  }
  
  .faq-answer {
    padding-bottom: 1.5rem;
  }
  
  .faq-answer p {
    font-size: 0.9375rem;
  }
}

/* ----------------------------------------
   CTA Section
   ---------------------------------------- */
.cta-section {
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 100%);
  padding: 3.5rem 0;
}

.cta-content {
  text-align: center;
  margin-bottom: 2rem;
}

.cta-title {
  font-size: 1.375rem;
  font-weight: 600;
  color: white;
  margin-bottom: 0.875rem;
  line-height: 1.5;
}

.cta-subtitle {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.8;
}

.cta-form-wrapper {
  max-width: 42.5rem;
  margin: 0 auto;
}

.cta-form {
  background: white;
  border-radius: 1rem;
  padding: 1.25rem;
  box-shadow: 0 1.25rem 3.75rem rgba(0, 0, 0, 0.2);
}

.form-row {
  display: grid;
  gap: 0.875rem;
  margin-bottom: 0.875rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.form-label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--navy-deep);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.75rem 0.875rem;
  border: 1px solid var(--border);
  border-radius: 0.625rem;
  font-size: 1rem;
  font-family: 'Noto Sans JP', sans-serif;
  transition: border-color 0.2s, box-shadow 0.2s;
  background: var(--cream);
  -webkit-appearance: none;
  appearance: none;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--navy-light);
  box-shadow: 0 0 0 0.1875rem rgba(45, 63, 95, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
  font-size: 0.8125rem;
}

.form-textarea {
  resize: vertical;
  min-height: 6rem;
}

.form-submit {
  width: 100%;
  margin-top: 0.5rem;
  padding: 0.875rem 1.25rem;
  font-size: 0.875rem;
}

.form-note {
  text-align: center;
  font-size: 0.6875rem;
  color: var(--text-muted);
  margin-top: 0.875rem;
  line-height: 1.6;
}

.cta-tagline {
  text-align: center;
  margin-top: 1.25rem;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
  padding: 0 0.5rem;
}

@media (min-width: 40rem) {
  .form-row.two-col {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 48rem) {
  .cta-section {
    padding: 6.25rem 0;
  }
  
  .cta-content {
    margin-bottom: 3rem;
  }
  
  .cta-title {
    font-size: 2.25rem;
    margin-bottom: 1.25rem;
  }
  
  .cta-subtitle {
    font-size: 1rem;
  }
  
  .cta-form {
    border-radius: 1.5rem;
    padding: 2.5rem;
  }
  
  .form-row {
    gap: 1.25rem;
    margin-bottom: 1.25rem;
  }
  
  .form-label {
    font-size: 0.875rem;
  }
  
  .form-input,
  .form-textarea {
    padding: 0.875rem 1.125rem;
  }
  
  .form-textarea {
    min-height: 7.5rem;
  }
  
  .form-note {
    font-size: 0.8125rem;
    margin-top: 1.25rem;
  }
  
  .cta-tagline {
    margin-top: 2rem;
    font-size: 0.875rem;
  }
}

/* ----------------------------------------
   Thank You Message (Form Submit)
   ---------------------------------------- */
.thank-you-message {
  background: white;
  border-radius: 1rem;
  padding: 2.5rem 1.5rem;
  text-align: center;
  box-shadow: 0 1.25rem 3.75rem rgba(0, 0, 0, 0.2);
}

.thank-you-icon {
  width: 3.5rem;
  height: 3.5rem;
  background: var(--sage);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0 auto 1.25rem;
}

.thank-you-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--navy-deep);
  margin-bottom: 0.75rem;
}

.thank-you-text {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

@media (min-width: 48rem) {
  .thank-you-message {
    border-radius: 1.5rem;
    padding: 3.5rem 2.5rem;
  }
  
  .thank-you-icon {
    width: 4rem;
    height: 4rem;
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
  }
  
  .thank-you-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
  }
  
  .thank-you-text {
    font-size: 1rem;
  }
}

/* ----------------------------------------
   Footer
   ---------------------------------------- */
.footer {
  background: var(--cream);
  border-top: 1px solid var(--border);
  padding: 2.5rem 0 1.5rem;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.footer-brand-text {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.footer-brand-name {
  font-family: 'Noto Serif JP', serif;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--navy-deep);
}

.footer-brand-tagline {
  font-size: 0.625rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
}

.footer-nav a {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-nav a:hover {
  color: var(--navy-deep);
}

.footer-copy {
  text-align: center;
  font-size: 0.6875rem;
  color: var(--text-muted);
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}

@media (min-width: 48rem) {
  .footer {
    padding: 3.75rem 0 2.5rem;
  }
  
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
  
  .footer-brand-name {
    font-size: 1rem;
  }
  
  .footer-brand-tagline {
    font-size: 0.75rem;
  }
  
  .footer-nav {
    gap: 1.5rem;
  }
  
  .footer-nav a {
    font-size: 0.875rem;
  }
  
  .footer-copy {
    font-size: 0.75rem;
    margin-top: 2.5rem;
  }
}

/* ----------------------------------------
   Animations
   ---------------------------------------- */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(1.25rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Scroll Animation */
@media (prefers-reduced-motion: no-preference) {
  .fade-in {
    opacity: 0;
    transform: translateY(1.5rem);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }

  .fade-in.visible {
    opacity: 1;
    transform: translateY(0);
  }
}