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

:root {
  /* Green */
  --green-50:   #f0fdf4;
  --green-100:  #dcfce7;
  --green-200:  #bbf7d0;
  --green-400:  #4ade80;
  --green-500:  #22c55e;
  --green-600:  #16a34a;
  --green-700:  #15803d;
  --green-800:  #166534;
  /* Blue */
  --blue-50:    #eff6ff;
  --blue-100:   #dbeafe;
  --blue-200:   #bfdbfe;
  --blue-500:   #3b82f6;
  --blue-600:   #2563eb;
  --blue-700:   #1d4ed8;
  --border-b:   #bfdbfe;
  /* Text */
  --text-dark:  #111827;
  --text-mid:   #374151;
  --text-light: #6b7280;
  --text-xlight:#9ca3af;
  /* Backgrounds & borders */
  --border:     #e5e7eb;
  --border-g:   #d1fae5;
  --bg-white:   #ffffff;
  --bg-soft:    #f8fafb;
  --bg-green:   #f0fdf4;
  --bg-blue:    #eff6ff;
  --radius:     12px;
  --radius-lg:  20px;
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg:  0 12px 40px rgba(0,0,0,0.12);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;
  background: var(--bg-white);
  color: var(--text-dark);
  line-height: 1.8;
  font-size: 16px;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }

h2 { font-size: clamp(1.5rem, 4vw, 2.2rem); font-weight: 900; line-height: 1.35; }
h3 { font-size: clamp(1.05rem, 3vw, 1.35rem); font-weight: 700; }

/* =====================
   Utility
   ===================== */
.container       { max-width: 760px;  margin: 0 auto; padding: 0 24px; }
.container-wide  { max-width: 1000px; margin: 0 auto; padding: 0 24px; }
.section         { padding: 80px 24px; }
.section-sm      { padding: 56px 24px; }
.text-center     { text-align: center; }
.text-green      { color: var(--green-600); }
.text-light      { color: var(--text-light); }
.mt-6  { margin-top: 6px; }
.mt-12 { margin-top: 12px; }
.mt-20 { margin-top: 20px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }

/* Section label */
.section-label {
  display: inline-block;
  background: var(--green-100);
  color: var(--green-700);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 50px;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}
.section-label-blue {
  display: inline-block;
  background: var(--blue-100);
  color: var(--blue-700);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 50px;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

/* Divider */
.divider {
  width: 48px; height: 3px;
  background: var(--green-500);
  border-radius: 2px;
  margin: 16px auto 0;
}
.divider-blue {
  width: 48px; height: 3px;
  background: var(--blue-500);
  border-radius: 2px;
  margin: 16px auto 0;
}
.divider-duo {
  width: 72px; height: 3px;
  border-radius: 2px;
  margin: 16px auto 0;
  background: linear-gradient(90deg, var(--blue-500) 0%, var(--green-500) 100%);
}

/* =====================
   CTA Button
   ===================== */
.cta-btn {
  display: inline-block;
  background: var(--green-600);
  color: #fff;
  font-size: 1.05rem;
  font-weight: 700;
  padding: 16px 36px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(22,163,74,0.35);
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
  letter-spacing: 0.04em;
  text-align: center;
}
.cta-btn:hover {
  background: var(--green-700);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(22,163,74,0.4);
}
.cta-btn-lg {
  font-size: 1.15rem;
  padding: 20px 56px;
  width: 100%;
  max-width: 440px;
  border-radius: 10px;
}
.cta-sub {
  font-size: 0.78rem;
  color: var(--text-light);
  margin-top: 10px;
}

/* =====================
   Sticky Header
   ===================== */
#sticky-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.header-logo {
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--blue-700);
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.logo-icon {
  width: 28px; height: 28px;
  background: var(--blue-600);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.header-cta {
  background: var(--blue-600);
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 10px 22px;
  border-radius: 7px;
  transition: background 0.2s;
}
.header-cta:hover { background: var(--blue-700); }

/* =====================
   Hero
   ===================== */
#hero {
  background:
    linear-gradient(160deg,
      rgba(239,246,255,0.55) 0%,
      rgba(255,255,255,0.40) 45%,
      rgba(240,253,244,0.55) 100%
    ),
    url('/static/img/hero-bg.jpg') center center / cover no-repeat;
  padding: 120px 24px 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
#hero::before {
  content: '';
  position: absolute;
  top: -120px; right: -80px;
  width: 560px; height: 560px;
  background: radial-gradient(circle, rgba(37,99,235,0.07) 0%, transparent 60%);
  pointer-events: none;
}
#hero::after {
  content: '';
  position: absolute;
  bottom: -80px; left: -80px;
  width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(34,197,94,0.08) 0%, transparent 60%);
  pointer-events: none;
}
.hero-eyebrow {
  display: inline-block;
  background: var(--blue-100);
  color: var(--blue-700);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 24px;
  letter-spacing: 0.1em;
  border: 1px solid var(--blue-200);
}
.hero-title {
  font-size: clamp(2rem, 6vw, 3.4rem);
  font-weight: 900;
  line-height: 1.2;
  color: var(--text-dark);
  margin-bottom: 8px;
}
.hero-title-sub {
  font-size: clamp(1.3rem, 4vw, 2.2rem);
  font-weight: 900;
  color: var(--green-600);
  line-height: 1.3;
  margin-bottom: 20px;
}
.hero-desc {
  font-size: clamp(0.9rem, 2.5vw, 1.05rem);
  color: var(--text-mid);
  margin-bottom: 36px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

/* Ticker */
.ticker-wrap {
  overflow: hidden;
  background: var(--bg-white);
  border: 1px solid var(--border-b);
  border-radius: 8px;
  padding: 12px 0;
  margin: 32px auto;
  max-width: 680px;
  box-shadow: var(--shadow-sm);
}
.ticker-row {
  display: flex;
  gap: 48px;
  animation: ticker 20s linear infinite;
  white-space: nowrap;
}
.ticker-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-mid);
}
.ticker-code {
  color: var(--blue-700);
  font-weight: 700;
}
.ticker-pct {
  color: var(--green-600);
  font-weight: 900;
}
@keyframes ticker {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.hero-result-row {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--green-50);
  border: 1px solid var(--border-g);
  border-radius: var(--radius);
  padding: 16px 28px;
  margin: 8px auto 36px;
}
.hero-result-num {
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--green-600);
  line-height: 1;
}
.hero-result-detail {
  text-align: left;
}
.hero-result-label {
  font-size: 0.75rem;
  color: var(--text-light);
  line-height: 1.5;
}

/* Trust bar */
.trust-bar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 28px;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.82rem;
  color: var(--text-light);
}
.trust-icon {
  width: 18px; height: 18px;
  color: var(--green-500);
}

/* =====================
   Pain Points
   ===================== */
#pain {
  background: var(--bg-soft);
}
.pain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
  margin-top: 36px;
}
.pain-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 18px;
  font-size: 0.92rem;
  color: var(--text-mid);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  box-shadow: var(--shadow-sm);
}
.pain-dot {
  width: 8px; height: 8px;
  min-width: 8px;
  background: #d1d5db;
  border-radius: 50%;
  margin-top: 7px;
}

/* =====================
   Solution
   ===================== */
#solution {
  background:
    linear-gradient(160deg,
      rgba(255,255,255,0.5) 0%,
      rgba(255,255,255,0.6) 50%,
      rgba(255,255,255,0.5) 100%
    ),
    url('/static/img/solution-bg.jpg') center center / cover no-repeat;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 44px;
}
.feature-card {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 22px;
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
}
.feature-card:hover {
  border-color: var(--blue-200);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.feature-icon-wrap {
  width: 48px; height: 48px;
  background: var(--green-100);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.feature-icon-wrap svg {
  width: 24px; height: 24px;
  color: var(--green-700);
}
.feature-icon-wrap.blue {
  background: var(--blue-100);
}
.feature-icon-wrap.blue svg {
  color: var(--blue-700);
}
.feature-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-dark);
}
.feature-desc {
  font-size: 0.875rem;
  color: var(--text-light);
  line-height: 1.75;
}

/* =====================
   Track Record
   ===================== */
#results {
  background: var(--bg-soft);
}
.result-table-wrap {
  overflow-x: auto;
  margin-top: 36px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
}
.result-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  background: var(--bg-white);
  min-width: 560px;
}
.result-table thead tr {
  background: var(--blue-50);
  border-bottom: 2px solid var(--blue-200);
}
.result-table th {
  padding: 14px 18px;
  color: var(--blue-700);
  font-weight: 700;
  text-align: center;
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.result-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  text-align: center;
  color: var(--text-mid);
  white-space: nowrap;
}
.result-table tbody tr:last-child td { border-bottom: none; }
.result-table tbody tr:hover { background: var(--blue-50); }
.result-table .code { color: var(--blue-700); font-weight: 700; }
.result-table .pct {
  color: var(--green-600);
  font-weight: 900;
  font-size: 1rem;
}
.result-note {
  font-size: 0.78rem;
  color: var(--text-xlight);
  margin-top: 12px;
  text-align: left;
}

/* =====================
   Simulation
   ===================== */
#simulation {
  background:
    linear-gradient(160deg,
      rgba(255,255,255,0.7) 0%,
      rgba(255,255,255,0.6) 50%,
      rgba(255,255,255,0.6) 100%
    ),
    url('/static/img/simulation-bg.jpg') center center / cover no-repeat;
}
.sim-scenario {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  margin: 36px auto;
  max-width: 700px;
  background: var(--green-50);
  border: 1px solid var(--border-g);
  border-radius: var(--radius);
  overflow: hidden;
}
.sim-step {
  padding: 20px 14px;
  text-align: center;
  border-right: 1px solid var(--border-g);
  position: relative;
}
.sim-step:last-child { border-right: none; }
.sim-step-label {
  font-size: 0.7rem;
  color: var(--text-light);
  margin-bottom: 6px;
  line-height: 1.4;
}
.sim-step-val {
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--green-600);
}
.sim-step-val.final { color: var(--green-700); font-size: 1.25rem; }
.sim-step-sub {
  font-size: 0.7rem;
  color: var(--text-xlight);
  margin-top: 4px;
}

.chart-container {
  max-width: 700px;
  margin: 0 auto;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-md);
}
.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.chart-label { font-size: 0.82rem; color: var(--text-light); }
.chart-badge {
  font-size: 0.78rem;
  background: var(--green-100);
  color: var(--green-700);
  padding: 3px 10px;
  border-radius: 50px;
  font-weight: 700;
}

.sim-total-wrap {
  text-align: center;
  margin-top: 36px;
  padding: 36px 24px;
  background: var(--green-50);
  border: 1px solid var(--border-g);
  border-radius: var(--radius-lg);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}
.sim-total-label { font-size: 0.85rem; color: var(--text-light); margin-bottom: 8px; }
.sim-total-num {
  font-size: 3.8rem;
  font-weight: 900;
  color: var(--green-600);
  line-height: 1;
}
.sim-total-sub {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-top: 8px;
}

/* =====================
   How It Works
   ===================== */
#howto { background: var(--bg-soft); }
.steps {
  max-width: 560px;
  margin: 44px auto 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.step-item {
  display: flex;
  gap: 24px;
  padding-bottom: 40px;
  position: relative;
}
.step-item:last-child { padding-bottom: 0; }
.step-item::before {
  content: '';
  position: absolute;
  left: 23px;
  top: 52px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--blue-200) 0%, var(--green-200) 100%);
}
.step-item:last-child::before { display: none; }
.step-num {
  width: 48px; height: 48px; min-width: 48px;
  border-radius: 50%;
  background: var(--blue-600);
  color: #fff;
  font-size: 1.1rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(37,99,235,0.3);
}
.step-num.green {
  background: var(--green-600);
  box-shadow: 0 4px 12px rgba(22,163,74,0.3);
}
.step-body { padding-top: 6px; }
.step-title { font-size: 1.05rem; font-weight: 700; margin-bottom: 6px; color: var(--text-dark); }
.step-desc { font-size: 0.875rem; color: var(--text-light); line-height: 1.75; }

/* =====================
   Testimonials
   ===================== */
#voice { background: var(--bg-white); }
.voice-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 44px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}
.voice-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 22px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.25s, transform 0.25s;
}
.voice-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.voice-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}
.voice-avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--green-100);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.voice-avatar svg { width: 24px; height: 24px; color: var(--green-600); }
.voice-name { font-weight: 700; font-size: 0.92rem; color: var(--text-dark); }
.voice-profile { font-size: 0.75rem; color: var(--text-light); margin-top: 2px; }
.voice-stars {
  display: flex;
  gap: 3px;
  margin-bottom: 12px;
}
.voice-stars svg { width: 14px; height: 14px; color: #f59e0b; }
.voice-profit-tag {
  background: var(--green-50);
  border: 1px solid var(--border-g);
  border-radius: 7px;
  padding: 10px 14px;
  margin-bottom: 14px;
  font-size: 0.85rem;
  color: var(--text-mid);
}
.voice-profit-tag strong { color: var(--green-600); font-size: 1.05rem; }
.voice-text {
  font-size: 0.875rem;
  color: var(--text-mid);
  line-height: 1.85;
}

/* =====================
   Offer
   ===================== */
#offer { background: var(--bg-blue); }
.offer-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--blue-600);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 20px;
}
.offer-box {
  background: var(--bg-white);
  border: 1px solid var(--border-g);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  max-width: 680px;
  margin: 28px auto;
  box-shadow: var(--shadow-md);
}
.offer-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.offer-item:last-child { border-bottom: none; }
.offer-check {
  width: 22px; height: 22px; min-width: 22px;
  background: var(--green-500);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}
.offer-check svg { width: 12px; height: 12px; color: #fff; }
.offer-item-text { font-size: 0.92rem; color: var(--text-mid); line-height: 1.75; }

/* =====================
   FAQ
   ===================== */
#faq { background: var(--bg-white); }
.faq-list {
  max-width: 680px;
  margin: 36px auto 0;
}
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 10px;
  background: var(--bg-white);
  overflow: hidden;
}
.faq-q {
  width: 100%;
  background: none;
  border: none;
  color: var(--text-dark);
  font-size: 0.92rem;
  font-weight: 700;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  text-align: left;
  font-family: inherit;
}
.faq-q:hover { background: var(--bg-soft); }
.faq-q-icon {
  width: 22px; height: 22px; min-width: 22px;
  border-radius: 50%;
  background: var(--blue-100);
  color: var(--blue-700);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 900;
  transition: transform 0.25s;
  line-height: 1;
}
.faq-item.open .faq-q-icon { transform: rotate(45deg); }
.faq-a {
  display: none;
  padding: 0 20px 18px 56px;
  font-size: 0.875rem;
  color: var(--text-light);
  line-height: 1.85;
}
.faq-item.open .faq-a { display: block; }

/* =====================
   Final CTA
   ===================== */
#final-cta {
  background: linear-gradient(135deg, var(--blue-700) 0%, var(--blue-600) 40%, var(--green-600) 100%);
  padding: 100px 24px;
  text-align: center;
}
.cta-inner {
  max-width: 620px;
  margin: 0 auto;
}
#final-cta h2 { color: #fff; }
#final-cta .hero-desc { color: rgba(255,255,255,0.82); }
.cta-btn-white {
  display: inline-block;
  background: #fff;
  color: var(--green-700);
  font-size: 1.15rem;
  font-weight: 700;
  padding: 20px 56px;
  border-radius: 10px;
  width: 100%;
  max-width: 440px;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}
.cta-btn-white:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}
.cta-sub-white {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.65);
  margin-top: 10px;
}
.trust-bar-white {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 28px;
}
.trust-item-white {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.75);
}
.trust-item-white svg { width: 16px; height: 16px; color: rgba(255,255,255,0.9); }

/* =====================
   Disclaimer & Footer
   ===================== */
#disclaimer {
  background: #f9fafb;
  border-top: 1px solid var(--border);
  padding: 36px 24px;
}
.disclaimer-inner {
  max-width: 760px;
  margin: 0 auto;
  font-size: 0.75rem;
  color: var(--text-xlight);
  line-height: 2;
}
.disclaimer-inner strong { color: var(--text-light); }

footer {
  background: var(--text-dark);
  padding: 28px 24px;
  text-align: center;
}
footer p { font-size: 0.78rem; color: rgba(255,255,255,0.35); }
footer a { color: rgba(255,255,255,0.45); margin: 0 12px; transition: color 0.2s; }
footer a:hover { color: rgba(255,255,255,0.8); }

/* =====================
   Responsive
   ===================== */
@media (max-width: 600px) {
  .sim-scenario { grid-template-columns: repeat(3, 1fr); }
  .sim-step:nth-child(4), .sim-step:nth-child(5) { border-top: 1px solid var(--border-g); }
  .cta-btn-lg, .cta-btn-white { padding: 18px 28px; font-size: 1rem; }
  .hero-result-row { flex-direction: column; text-align: center; }
}