/* -------------------------------------------
  Reset & Variables
------------------------------------------- */
:root {
  --primary: #006D41;
  --primary-dark: #004D2E;
  --primary-light: #E8F3ED;
  --accent: #E67E22;
  --text-main: #2C3E35;
  --text-muted: #66786F;
  --bg-light: #F9FAF9;
  --bg-white: #FFFFFF;
  --border-color: #E2E8E4;
  --shadow-sm: 0 2px 8px rgba(0, 109, 65, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 109, 65, 0.1);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-main);
  background-color: var(--bg-light);
  line-height: 1.8;
  letter-spacing: 0.03em;
  -webkit-font-smoothing: antialiased;
}

/* -------------------------------------------
  Layout & Utilities
------------------------------------------- */
.container {
  width: 100%;
  max-width: 600px; /* モバイル最適化の幅 */
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 60px 0;
}

.section-title {
  text-align: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 36px;
  line-height: 1.4;
}

.section-title .sub {
  display: block;
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 6px;
  font-weight: 600;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 9999px;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
  text-align: center;
}

.btn-primary {
  background-color: var(--primary);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(0, 109, 65, 0.3);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
}

.btn-lg {
  width: 100%;
  padding: 18px 24px;
  font-size: 1.15rem;
}

.btn-block {
  width: 100%;
}

.btn-line {
  background-color: #06C755;
  color: #FFFFFF;
  width: 100%;
  font-size: 1.1rem;
  padding: 16px;
}

.btn-header {
  padding: 8px 18px;
  font-size: 0.85rem;
}

.pulse {
  animation: pulse-animation 2s infinite;
}

@keyframes pulse-animation {
  0% { transform: scale(1); box-shadow: 0 4px 14px rgba(0, 109, 65, 0.3); }
  50% { transform: scale(1.02); box-shadow: 0 8px 24px rgba(0, 109, 65, 0.45); }
  100% { transform: scale(1); box-shadow: 0 4px 14px rgba(0, 109, 65, 0.3); }
}

/* -------------------------------------------
  Header
------------------------------------------- */
.header {
  position: sticky;
  top: 0;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-color);
  z-index: 100;
  padding: 12px 0;
}

.header-inner {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--primary-dark);
  font-weight: 700;
  font-size: 1.15rem;
}

.header-contact {
  display: flex;
  align-items: center;
  gap: 12px;
}

.tel-text {
  display: none;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* -------------------------------------------
  Hero Section
------------------------------------------- */
.hero {
  background: linear-gradient(180deg, #FFFFFF 0%, var(--bg-light) 100%);
  padding: 48px 0 60px;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  background-color: var(--primary-light);
  color: var(--primary);
  padding: 6px 16px;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.hero-title {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.hero-title .highlight {
  color: var(--primary);
  background: linear-gradient(transparent 65%, #C8E6C9 65%);
}

.hero-subtitle {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  line-height: 1.7;
}

.hero-campaign {
  background-color: #FFFFFF;
  border: 2px solid var(--primary);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  margin-bottom: 28px;
  box-shadow: var(--shadow-md);
  position: relative;
}

.campaign-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--accent);
  color: #FFFFFF;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 9999px;
}

.campaign-text {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.campaign-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 10px;
}

.price-old {
  font-size: 0.9rem;
  color: #999;
  text-decoration: line-through;
}

.price-arrow {
  color: var(--primary);
  font-size: 0.8rem;
}

.price-new {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--primary);
  font-family: 'Inter', sans-serif;
}

.price-new small {
  font-size: 1rem;
  margin-left: 4px;
}

.cta-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 12px;
}

/* -------------------------------------------
  Problem Section
------------------------------------------- */
.problem-section {
  background-color: #FFFFFF;
}

.problem-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 32px;
}

.problem-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background-color: var(--bg-light);
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--primary);
}

.check-icon {
  color: var(--primary);
  font-weight: 700;
  font-size: 1.1rem;
}

.problem-conclusion {
  background-color: var(--primary-light);
  padding: 20px;
  border-radius: var(--radius-md);
  text-align: center;
  font-size: 0.95rem;
  line-height: 1.7;
}

/* -------------------------------------------
  Features Section
------------------------------------------- */
.feature-cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.feature-card {
  background-color: #FFFFFF;
  padding: 28px 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  position: relative;
}

.feature-num {
  font-family: 'Inter', sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary);
  opacity: 0.2;
  position: absolute;
  top: 16px;
  right: 20px;
}

.feature-card h3 {
  font-size: 1.15rem;
  color: var(--primary-dark);
  margin-bottom: 12px;
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* -------------------------------------------
  Process Section
------------------------------------------- */
.process-section {
  background-color: #FFFFFF;
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 20px;
  bottom: 20px;
  left: 20px;
  width: 2px;
  background-color: var(--border-color);
}

.timeline-step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  position: relative;
  z-index: 1;
}

.step-circle {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background-color: var(--primary);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
  flex-shrink: 0;
  box-shadow: 0 4px 10px rgba(0, 109, 65, 0.2);
}

.step-content {
  background-color: var(--bg-light);
  padding: 18px 20px;
  border-radius: var(--radius-sm);
  flex-grow: 1;
}

.step-content h4 {
  font-size: 1.05rem;
  margin-bottom: 6px;
  color: var(--text-main);
}

.step-content p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* -------------------------------------------
  Voice Section
------------------------------------------- */
.voice-cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.voice-card {
  background-color: #FFFFFF;
  padding: 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.voice-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.voice-stars {
  color: #F1C40F;
  font-size: 0.9rem;
}

.voice-author {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.voice-card h4 {
  font-size: 1.05rem;
  color: var(--primary-dark);
  margin-bottom: 10px;
  line-height: 1.5;
}

.voice-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* -------------------------------------------
  Reserve Section
------------------------------------------- */
.reserve-section {
  background: linear-gradient(180deg, var(--bg-light) 0%, #FFFFFF 100%);
}

.reserve-box {
  background-color: #FFFFFF;
  padding: 36px 24px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  text-align: center;
  position: relative;
}

.reserve-badge {
  display: inline-block;
  background-color: var(--primary-light);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 9999px;
  margin-bottom: 16px;
}

.reserve-box h2 {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.reserve-lead {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.reserve-methods {
  margin-bottom: 28px;
}

.form-divider {
  position: relative;
  text-align: center;
  margin-bottom: 28px;
}

.form-divider::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background-color: var(--border-color);
}

.form-divider span {
  position: relative;
  background-color: #FFFFFF;
  padding: 0 16px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.reserve-form {
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-group .req {
  background-color: #E74C3C;
  color: #FFFFFF;
  font-size: 0.7rem;
  padding: 2px 6px;
  border-radius: 4px;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  background-color: #FAFAFA;
  transition: border-color 0.2s;
  font-family: inherit;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  background-color: #FFFFFF;
}

/* -------------------------------------------
  Footer
------------------------------------------- */
.footer {
  background-color: var(--primary-dark);
  color: #FFFFFF;
  padding: 40px 0;
  text-align: center;
}

.footer-logo {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.footer-info {
  font-size: 0.8rem;
  opacity: 0.8;
  line-height: 1.7;
  margin-bottom: 24px;
}

.copyright {
  font-size: 0.75rem;
  opacity: 0.6;
}