/* ============================================================
   モクトレAI LP - スタイルシート
   ============================================================

   カラー変数:
   --color-accent       : オレンジ系アクセント (#F97316)
   --color-accent-light : 薄いオレンジ (#FFF7ED)
   --color-navy         : 濃紺テキスト (#1A2340)
   --color-charcoal     : チャコールテキスト (#374151)
   --color-gray-*       : グレー系補助色
   --color-white        : 白

   差し替えポイント:
   - var(--color-accent) を変更するとアクセントカラーが一括で変わります
   ============================================================ */

/* ============================================================
   1. CSS Variables & Reset
   ============================================================ */
:root {
  --color-accent: #F97316;
  --color-accent-dark: #EA6A0A;
  --color-accent-light: #FFF7ED;
  --color-accent-mid: #FED7AA;
  --color-navy: #1A2340;
  --color-charcoal: #374151;
  --color-gray-900: #111827;
  --color-gray-700: #374151;
  --color-gray-500: #6B7280;
  --color-gray-300: #D1D5DB;
  --color-gray-200: #E5E7EB;
  --color-gray-100: #F3F4F6;
  --color-gray-50:  #F9FAFB;
  --color-white: #FFFFFF;
  --color-good:  #16a34a;
  --color-good-bg: #f0fdf4;
  --color-bad-text: #6B7280;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,.07);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.09);

  --container-max: 1120px;
  --section-py: 96px;

  --font-base: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

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

body {
  font-family: var(--font-base);
  color: var(--color-charcoal);
  background: var(--color-white);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

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

/* ============================================================
   2. Utility
   ============================================================ */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.pc-only { display: inline; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius-md);
  font-weight: 600;
  letter-spacing: .025em;
  cursor: pointer;
  transition: all .2s ease;
  border: 2px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}
.btn-sm  { padding: 8px 20px;  font-size: .875rem; }
.btn-lg  { padding: 14px 28px; font-size: 1rem;    }
.btn-xl  { padding: 16px 36px; font-size: 1.0625rem; }

.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}
.btn-primary:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(249,115,22,.35);
}

.btn-outline {
  background: transparent;
  color: var(--color-navy);
  border-color: var(--color-gray-300);
}
.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-1px);
}

.btn-outline-white {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,.5);
}
.btn-outline-white:hover {
  border-color: var(--color-white);
  background: rgba(255,255,255,.1);
  transform: translateY(-1px);
}

/* ============================================================
   3. Scroll Animation
   ============================================================ */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.delay-100 { transition-delay: .1s; }
.delay-200 { transition-delay: .2s; }
.delay-300 { transition-delay: .3s; }

/* ============================================================
   4. Section Commons
   ============================================================ */
.section { padding: var(--section-py) 0; }

.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-label {
  display: inline-block;
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-light);
  border: 1px solid var(--color-accent-mid);
  border-radius: 999px;
  padding: 4px 14px;
  margin-bottom: 14px;
}
.section-title {
  font-size: clamp(1.5rem, 3vw, 2.125rem);
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1.4;
  margin-bottom: 16px;
}
.section-desc {
  font-size: 1rem;
  color: var(--color-gray-500);
  line-height: 1.8;
}

/* ============================================================
   5. Header
   ============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-gray-200);
  transition: box-shadow .3s;
}
.site-header.scrolled { box-shadow: var(--shadow-md); }

.header-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 68px;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-img {
  height: 36px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
}
.nav-links a {
  font-size: .875rem;
  color: var(--color-gray-500);
  font-weight: 500;
  transition: color .2s;
}
.nav-links a:hover { color: var(--color-accent); }
.nav-links a.active { color: var(--color-accent); font-weight: 600; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--color-navy);
  border-radius: 2px;
  transition: all .3s;
}

/* ============================================================
   6. Hero
   ============================================================ */
.hero {
  padding-top: 120px;
  padding-bottom: 80px;
  background: linear-gradient(155deg, var(--color-gray-50) 0%, var(--color-white) 60%, var(--color-accent-light) 100%);
  overflow: hidden;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  font-size: .8125rem;
  font-weight: 600;
  color: var(--color-accent);
  background: var(--color-accent-light);
  border: 1px solid var(--color-accent-mid);
  border-radius: 999px;
  padding: 5px 14px;
  margin-bottom: 20px;
}

.hero-headline {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 800;
  color: var(--color-navy);
  line-height: 1.25;
  margin-bottom: 20px;
  letter-spacing: -.02em;
}

.hero-subheadline {
  font-size: 1.0625rem;
  color: var(--color-gray-500);
  line-height: 1.8;
  margin-bottom: 28px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 36px;
}
.hero-tags li {
  font-size: .8125rem;
  font-weight: 500;
  color: var(--color-charcoal);
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: 999px;
  padding: 5px 14px;
  box-shadow: var(--shadow-sm);
}

.hero-cta-group {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.hero-release {
  font-size: .8125rem;
  color: var(--color-gray-500);
  font-weight: 500;
}

/* Hero mockup */
.product-mockup {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg), 0 0 0 1px var(--color-gray-200);
  overflow: hidden;
}
.mockup-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  background: var(--color-gray-50);
  border-bottom: 1px solid var(--color-gray-200);
}
.mockup-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.mockup-dot.red    { background: #FF5F57; }
.mockup-dot.yellow { background: #FFBD2E; }
.mockup-dot.green  { background: #28C840; }
.mockup-title {
  font-size: .75rem;
  color: var(--color-gray-500);
  margin-left: 6px;
}
.mockup-body { padding: 20px; }

.mockup-score-row {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 14px;
  margin-bottom: 18px;
}
.mockup-score-block {
  background: var(--color-gray-50);
  border-radius: var(--radius-md);
  padding: 14px;
  text-align: center;
}
.mockup-score-label { font-size: .7rem; color: var(--color-gray-500); margin-bottom: 4px; }
.mockup-score-value { font-size: 2rem; font-weight: 800; color: var(--color-navy); line-height: 1; }
.mockup-score-note  { font-size: .65rem; color: var(--color-gray-500); margin-top: 4px; }

.mockup-good-point {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: var(--radius-md);
  padding: 12px;
}
.mockup-gp-label { font-size: .7rem; font-weight: 700; color: #16a34a; margin-bottom: 6px; }
.mockup-gp-text  { font-size: .75rem; color: var(--color-charcoal); line-height: 1.5; margin-bottom: 6px; }
.mockup-gp-tag {
  display: inline-block;
  font-size: .65rem; font-weight: 600;
  color: var(--color-accent);
  background: var(--color-accent-light);
  border-radius: 999px;
  padding: 2px 8px;
}

.mockup-canvas-row { margin-bottom: 14px; }
.canvas-bar-item {
  display: grid;
  grid-template-columns: 58px 1fr 28px;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}
.canvas-label { font-size: .7rem; font-weight: 600; color: var(--color-charcoal); }
.canvas-bar {
  height: 5px;
  background: var(--color-gray-200);
  border-radius: 999px;
  overflow: hidden;
}
.canvas-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-accent), #fbbf24);
  border-radius: 999px;
}
.canvas-val { font-size: .7rem; color: var(--color-gray-500); text-align: right; }

.mockup-hint {
  background: #fffbeb;
  border: 1px solid #fde68a;
  border-radius: var(--radius-md);
  padding: 10px 12px;
}
.hint-label { font-size: .7rem; font-weight: 700; color: #92400e; margin-bottom: 4px; }
.hint-text  { font-size: .72rem; color: var(--color-charcoal); line-height: 1.55; }

/* ============================================================
   7. Trust Bar
   ============================================================ */
.trust-bar {
  background: var(--color-navy);
  padding: 40px 0;
}
.trust-items {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}
.trust-item {
  text-align: center;
  padding: 12px 32px;
  flex: 1 1 180px;
}
.trust-number {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-accent);
  margin-bottom: 4px;
}
.trust-desc {
  display: block;
  font-size: .8125rem;
  color: rgba(255,255,255,.75);
}
.trust-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,.15);
  flex-shrink: 0;
}

/* ============================================================
   8. Problems
   ============================================================ */
.problems { background: var(--color-gray-50); }

.problem-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 56px;
}

.problem-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow-sm);
}
.problem-icon {
  font-size: .8125rem;
  font-weight: 800;
  color: var(--color-accent);
  letter-spacing: .05em;
  margin-bottom: 12px;
}
.problem-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 12px;
}
.problem-text {
  font-size: .9375rem;
  color: var(--color-gray-500);
  line-height: 1.8;
}

.problem-bridge {
  text-align: center;
  background: var(--color-white);
  border: 1px solid var(--color-accent-mid);
  border-radius: var(--radius-xl);
  padding: 40px 48px;
}
.bridge-text {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 14px;
}
.bridge-text strong { color: var(--color-accent); }
.bridge-sub {
  font-size: .9375rem;
  color: var(--color-gray-500);
  line-height: 1.8;
}

/* ============================================================
   9. About / Steps
   ============================================================ */
.about { background: var(--color-white); }

.steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-bottom: 48px;
}

.step {
  flex: 1;
  text-align: center;
  padding: 32px 24px;
  background: var(--color-gray-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  position: relative;
}
.step-number {
  font-size: .75rem;
  font-weight: 800;
  color: var(--color-accent);
  letter-spacing: .1em;
  margin-bottom: 12px;
}
.step-icon {
  font-size: 2.25rem;
  margin-bottom: 14px;
  line-height: 1;
}
.step-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 10px;
}
.step-text {
  font-size: .9rem;
  color: var(--color-gray-500);
  line-height: 1.75;
}

.step-arrow {
  font-size: 1.5rem;
  color: var(--color-gray-300);
  padding: 0 16px;
  flex-shrink: 0;
  align-self: center;
}

.about-features {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.feature-tag {
  font-size: .875rem;
  font-weight: 600;
  color: var(--color-charcoal);
  background: var(--color-white);
  border: 1.5px solid var(--color-gray-200);
  border-radius: 999px;
  padding: 8px 20px;
  box-shadow: var(--shadow-sm);
}

/* ============================================================
   10. Comparison
   ============================================================ */
.comparison { background: var(--color-white); }

.comparison-wrapper {
  display: flex;
  align-items: stretch;
  gap: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.comparison-col {
  flex: 1;
}
.comparison-col-header {
  padding: 20px 32px;
  text-align: center;
}
.col-label {
  display: inline-block;
  font-size: .9375rem;
  font-weight: 700;
  border-radius: 999px;
  padding: 6px 20px;
}
.col-label-old {
  color: var(--color-gray-500);
  background: var(--color-gray-200);
}
.col-label-new {
  color: var(--color-white);
  background: var(--color-accent);
}

.col-old {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-right: none;
  border-radius: var(--radius-xl) 0 0 var(--radius-xl);
}
.col-new {
  background: linear-gradient(160deg, #fff7ed 0%, #fff 100%);
  border: 2px solid var(--color-accent);
  border-radius: 0 var(--radius-xl) var(--radius-xl) 0;
}

.comparison-items { padding: 0 32px 32px; }
.comp-item {
  padding: 16px 0;
  border-bottom: 1px solid var(--color-gray-100);
}
.comp-item:last-child { border-bottom: none; }
.comp-axis {
  font-size: .75rem;
  font-weight: 600;
  color: var(--color-gray-500);
  letter-spacing: .05em;
  margin-bottom: 6px;
}
.comp-value {
  font-size: .9375rem;
  font-weight: 500;
  line-height: 1.5;
}
.comp-value.bad  { color: var(--color-gray-500); }
.comp-value.good { color: var(--color-navy); font-weight: 600; }

.comparison-vs {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  flex-shrink: 0;
  font-size: .875rem;
  font-weight: 800;
  color: var(--color-gray-400);
  background: var(--color-white);
  border-top: 1px solid var(--color-gray-200);
  border-bottom: 1px solid var(--color-gray-200);
}

/* ============================================================
   11. CANVAS Method
   ============================================================ */
.canvas-method { background: var(--color-gray-50); }

/* CANVAS 頭字語フロー */
.canvas-acro {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  margin-bottom: 52px;
  flex-wrap: wrap;
  row-gap: 16px;
}

.canvas-acro-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.canvas-acro-box {
  width: 52px;
  height: 52px;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 1.375rem;
  font-weight: 800;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(249,115,22,.3);
}

.canvas-acro-word {
  font-size: .6875rem;
  font-weight: 500;
  color: var(--color-gray-500);
  white-space: nowrap;
  text-align: center;
  line-height: 1;
}

.canvas-acro-sep {
  width: 20px;
  height: 2px;
  background: var(--color-accent-mid);
  flex-shrink: 0;
  margin-top: 25px; /* center-align with 52px box */
}

/* 6要素グリッド */
.canvas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.canvas-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  padding: 28px 24px;
  transition: box-shadow .2s, border-color .2s;
  position: relative;
}
.canvas-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--color-accent);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  opacity: .55;
}

.canvas-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent-mid);
}

.canvas-card-top {
  margin-bottom: 16px;
}

.canvas-initial {
  width: 40px; height: 40px;
  background: var(--color-accent);
  color: var(--color-white);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.125rem;
  font-weight: 800;
  flex-shrink: 0;
}

.canvas-name {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 4px;
  line-height: 1.4;
}
.canvas-jp {
  display: block;
  font-size: .75rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: 12px;
}
.canvas-desc {
  font-size: .875rem;
  color: var(--color-gray-500);
  line-height: 1.75;
}

.canvas-note {
  text-align: center;
  font-size: .9rem;
  color: var(--color-gray-500);
  background: var(--color-gray-50);
  border-radius: var(--radius-md);
  padding: 16px 24px;
}

/* ============================================================
   12. Feedback Value
   ============================================================ */
.feedback-value { background: var(--color-white); }

.feedback-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

/* Feedback screen mockup */
.feedback-mockup {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.fb-section {
  padding: 20px 24px;
  border-bottom: 1px solid var(--color-gray-100);
}
.fb-section:last-child { border-bottom: none; }

.fb-score { text-align: center; background: var(--color-gray-50); }
.fb-score-main { display: flex; align-items: baseline; gap: 4px; justify-content: center; }
.fb-score-num { font-size: 3.5rem; font-weight: 800; color: var(--color-navy); line-height: 1; }
.fb-score-unit { font-size: 1.25rem; font-weight: 600; color: var(--color-gray-500); }
.fb-score-caption { font-size: .75rem; color: var(--color-gray-500); margin-top: 6px; }

.fb-goodpoint { background: #f0fdf4; border-bottom: 1px solid #bbf7d0 !important; }
.fb-gp-label { font-size: .8125rem; font-weight: 700; color: #16a34a; margin-bottom: 8px; }
.fb-gp-text  { font-size: .875rem; color: var(--color-charcoal); line-height: 1.7; }

.fb-chart-title { font-size: .8125rem; font-weight: 700; color: var(--color-navy); margin-bottom: 12px; }
.fb-radar-placeholder { height: 140px; position: relative; display: flex; align-items: center; justify-content: center; }

/* Radar chart dummy (decorative) */
.radar-dummy {
  width: 120px; height: 120px;
  position: relative;
  background: var(--color-gray-50);
  border-radius: 50%;
  border: 2px solid var(--color-gray-200);
}
.radar-axis {
  position: absolute;
  top: 50%; left: 50%;
  width: 2px;
  background: var(--color-accent);
  opacity: .6;
  transform-origin: bottom center;
  font-size: .6rem;
  font-weight: 700;
  color: var(--color-navy);
  text-align: center;
}

.fb-hint { background: #fffbeb; }
.fb-hint-label { font-size: .8125rem; font-weight: 700; color: #92400e; margin-bottom: 8px; }
.fb-hint-text  { font-size: .875rem; color: var(--color-charcoal); line-height: 1.7; }

/* Feedback points list */
.feedback-points { display: flex; flex-direction: column; gap: 28px; padding-top: 8px; }
.feedback-point-item { display: flex; gap: 16px; align-items: flex-start; }
.fp-icon {
  font-size: 1.5rem;
  width: 48px; height: 48px;
  background: var(--color-accent-light);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.fp-title { font-size: 1rem; font-weight: 700; color: var(--color-navy); margin-bottom: 6px; }
.fp-text  { font-size: .9rem; color: var(--color-gray-500); line-height: 1.75; }

/* ============================================================
   13. Use Cases
   ============================================================ */
.use-cases { background: var(--color-gray-50); }

.use-case-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.use-case-card {
  background: var(--color-gray-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  padding: 28px 24px;
  transition: box-shadow .2s, border-color .2s, transform .2s;
}
.use-case-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent-mid);
  transform: translateY(-2px);
}
.uc-icon { font-size: 2rem; margin-bottom: 14px; line-height: 1; }
.uc-title { font-size: 1.0625rem; font-weight: 700; color: var(--color-navy); margin-bottom: 10px; }
.uc-text  { font-size: .875rem; color: var(--color-gray-500); line-height: 1.75; margin-bottom: 16px; }
.uc-tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  color: var(--color-accent);
  background: var(--color-accent-light);
  border-radius: 999px;
  padding: 4px 12px;
}

/* ============================================================
   14. Testimonials
   ============================================================ */
.testimonials { background: var(--color-gray-50); }

/* Comparison section: now on white bg — col-old needs subtle distinction */
.comparison .col-old { background: var(--color-gray-50); }

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.testimonial-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  position: relative;
}
.testimonial-quote {
  font-size: 3rem;
  color: var(--color-accent);
  line-height: 1;
  font-family: Georgia, serif;
  margin-bottom: 8px;
  opacity: .4;
}
.testimonial-text {
  font-size: .9375rem;
  color: var(--color-charcoal);
  line-height: 1.8;
  margin-bottom: 16px;
}
.testimonial-meta {
  font-size: .8125rem;
  font-weight: 600;
  color: var(--color-gray-500);
}

/* ============================================================
   15. CTA Section
   ============================================================ */
.cta-section { background: var(--color-white); }

.cta-box {
  background: linear-gradient(135deg, var(--color-navy) 0%, #2D3A5A 100%);
  border-radius: var(--radius-xl);
  overflow: hidden;
  position: relative;
}
.cta-box::before {
  content: '';
  position: absolute;
  top: -40%; right: -10%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(249,115,22,.15) 0%, transparent 70%);
  pointer-events: none;
}

.cta-inner {
  text-align: center;
  padding: 72px 48px;
  position: relative;
  z-index: 1;
}

.cta-badge {
  display: inline-block;
  font-size: .8125rem;
  font-weight: 600;
  color: var(--color-accent);
  background: rgba(249,115,22,.15);
  border: 1px solid rgba(249,115,22,.3);
  border-radius: 999px;
  padding: 5px 16px;
  margin-bottom: 24px;
}
.cta-title {
  font-size: clamp(1.5rem, 3vw, 2.125rem);
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 16px;
  line-height: 1.4;
}
.cta-text {
  font-size: 1rem;
  color: rgba(255,255,255,.75);
  line-height: 1.8;
  margin-bottom: 28px;
}
.cta-list {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.cta-list li {
  font-size: .9rem;
  color: rgba(255,255,255,.85);
  font-weight: 500;
}
.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================
   16. FAQ
   ============================================================ */
.faq { background: var(--color-gray-50); }

.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.faq-item {
  background: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-gray-200);
  overflow: hidden;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-base);
  font-size: .9375rem;
  font-weight: 600;
  color: var(--color-navy);
  text-align: left;
  gap: 16px;
  transition: background .15s;
}
.faq-question:hover { background: var(--color-gray-50); }
.faq-question[aria-expanded="true"] { color: var(--color-accent); }

.faq-icon {
  flex-shrink: 0;
  width: 24px; height: 24px;
  background: var(--color-gray-100);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-gray-500);
  transition: transform .25s, background .25s;
}
.faq-question[aria-expanded="true"] .faq-icon {
  transform: rotate(45deg);
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease, padding .35s ease;
}
.faq-answer.open {
  max-height: 300px;
  padding: 0 24px 20px;
}
.faq-answer p {
  font-size: .9rem;
  color: var(--color-gray-500);
  line-height: 1.8;
}

/* ============================================================
   17. Footer
   ============================================================ */
.site-footer {
  background: var(--color-navy);
  padding-top: 56px;
}

.footer-inner {
  display: flex;
  gap: 64px;
  justify-content: space-between;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}
.footer-logo-img {
  height: 32px;
  width: auto;
  display: block;
}
.footer-desc {
  font-size: .8125rem;
  color: rgba(255,255,255,.5);
  line-height: 1.7;
}

.footer-links { display: flex; gap: 48px; }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col-title {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  margin-bottom: 4px;
}
.footer-col a {
  font-size: .875rem;
  color: rgba(255,255,255,.65);
  transition: color .2s;
}
.footer-col a:hover { color: var(--color-accent); }

.footer-bottom {
  padding: 20px 0;
}
.footer-copy {
  font-size: .8125rem;
  color: rgba(255,255,255,.35);
  text-align: center;
}

/* ============================================================
   18. Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 560px; margin: 0 auto; width: 100%; }

  .comparison-wrapper { flex-direction: column; }
  .col-old { border-radius: var(--radius-xl) var(--radius-xl) 0 0; border-right: 1px solid var(--color-gray-200); border-bottom: none; }
  .col-new { border-radius: 0 0 var(--radius-xl) var(--radius-xl); }
  .comparison-vs { width: 100%; height: 40px; border: none; border-left: 1px solid var(--color-gray-200); border-right: 1px solid var(--color-gray-200); }

  .canvas-grid { grid-template-columns: repeat(2, 1fr); }
  .use-case-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonial-grid { grid-template-columns: repeat(2, 1fr); }
  .feedback-layout { grid-template-columns: 1fr; }
  .fb-mosaic { padding-bottom: 175px; }
  .fb-mc-radar { right: 20px; bottom: 90px; width: 48%; height: 210px; }
  .fb-mc-hint { height: 160px; }
  .problem-cards { grid-template-columns: 1fr; }
  .steps { flex-direction: column; }
  .step-arrow { transform: rotate(90deg); align-self: center; }
}

@media (max-width: 768px) {
  :root { --section-py: 64px; }
  .pc-only { display: none; }

  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 68px; left: 0; right: 0;
    background: var(--color-white);
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-md);
    z-index: 99;
  }
  .nav-links.open a { font-size: 1rem; }

  .hamburger { display: flex; }
  .header-inner .btn-sm { display: none; }

  .trust-divider { display: none; }
  .trust-item { flex: 1 1 calc(50% - 24px); padding: 14px 16px; }

  .canvas-grid { grid-template-columns: 1fr; }
  .use-case-grid { grid-template-columns: 1fr; }
  .testimonial-grid { grid-template-columns: 1fr; }

  .cta-inner { padding: 48px 24px; }
  .cta-list { flex-direction: column; gap: 8px; align-items: center; }

  .footer-inner { flex-direction: column; gap: 36px; }
  .footer-links { flex-wrap: wrap; }

  .hero-cta-group { flex-direction: column; }
  .hero-cta-group .btn { width: 100%; justify-content: center; }

  .problem-bridge { padding: 32px 24px; }
  .comparison-items { padding: 0 20px 24px; }

  .cta-buttons { flex-direction: column; align-items: center; }
  .cta-buttons .btn { width: 100%; max-width: 340px; }

  .section-header { margin-bottom: 40px; }
}

@media (max-width: 480px) {
  .trust-item { flex: 1 1 100%; }
  .hero-tags li { font-size: .75rem; padding: 4px 12px; }
}

/* ============================================================
   REAL SCREENSHOTS — 実画像差し替え対応スタイル
   ============================================================ */

/* ============================================================
   Hero: 実画面 (PC + モバイルオーバーレイ)
   ============================================================ */
.hero-screens {
  position: relative;
  width: 100%;
}

.hero-screen-pc {
  position: relative;
  z-index: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg), 0 0 0 1px var(--color-gray-200);
}

.hero-screen-img {
  width: 100%;
  height: auto;
  display: block;
}

/* スマホ画面：右下オーバーレイ */
.hero-screen-mobile {
  position: absolute;
  bottom: -24px;
  right: -24px;
  width: 34%;
  z-index: 2;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(0,0,0,.18), 0 0 0 3px var(--color-white);
}

.hero-screen-mobile-img {
  width: 100%;
  height: auto;
  display: block;
}

/* ============================================================
   About: 履歴一覧プレビュー
   ============================================================ */
.about-history-preview {
  margin-top: 48px;
  text-align: center;
}

.about-history-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .8125rem;
  font-weight: 600;
  color: var(--color-accent);
  background: var(--color-accent-light);
  border: 1px solid var(--color-accent-mid);
  border-radius: 999px;
  padding: 4px 14px;
  letter-spacing: .04em;
  margin-bottom: 16px;
}

.about-history-img {
  width: 100%;
  max-width: 860px;
  margin: 0 auto;
  display: block;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow-md);
}

/* ============================================================
   Feedback: モザイクレイアウト
   ============================================================ */
.fb-mosaic {
  position: relative;
  padding-bottom: 190px;
}

/* メイン：全幅・縦横比そのまま（横幅クロップなし） */
.fb-mosaic-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg), 0 0 0 1px var(--color-gray-200);
}

.fb-mosaic-main-img {
  width: 100%;
  height: auto;
  display: block;
}

.fb-mosaic-card {
  position: absolute;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 10px 32px rgba(0,0,0,.16), 0 0 0 3px var(--color-white);
}

.fb-mosaic-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  display: block;
}

/* レーダーチャート：メイン右下に重なる */
.fb-mc-radar {
  right: -10px;
  bottom: 100px;
  width: 52%;
  height: 228px;
  z-index: 3;
}

/* レーダーチャート画像：上の余白と下のテキストをカット */
.fb-mc-radar-img {
  object-position: center 18%;
}

/* 改善ヒント＋トーク例：全幅・メイン下部に重ねつつ伸ばす */
.fb-mc-hint {
  left: 0;
  right: 0;
  bottom: 0;
  height: 172px;
  z-index: 2;
}

/* ============================================================
   CANVAS: 実際の分析画面（旧スタイル、未使用）
   ============================================================ */
.canvas-actual-wrap {
  margin-bottom: 28px;
}

.canvas-actual-label {
  font-size: .8125rem;
  font-weight: 600;
  color: var(--color-gray-500);
  letter-spacing: .05em;
  text-align: center;
  margin-bottom: 12px;
}

.canvas-actual-img {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  display: block;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow-md);
}

/* ============================================================
   Feedback: タブ切替実画面
   ============================================================ */
.fb-tabs {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.fb-tab-nav {
  display: flex;
  border-bottom: 1px solid var(--color-gray-200);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.fb-tab-nav::-webkit-scrollbar { display: none; }

.fb-tab-btn {
  flex-shrink: 0;
  padding: 12px 16px;
  font-size: .8rem;
  font-weight: 600;
  color: var(--color-gray-500);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  font-family: var(--font-base);
  transition: color .2s, border-color .2s;
  white-space: nowrap;
}
.fb-tab-btn:hover { color: var(--color-accent); }
.fb-tab-btn.active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
  background: var(--color-accent-light);
}
.fb-tab-btn.is-highlight {
  color: var(--color-accent-dark);
  font-weight: 700;
}
.fb-tab-btn.is-highlight.active {
  background: #fff3e0;
}

.fb-tab-panels {
  position: relative;
  height: 520px;
  overflow: hidden;
}

.fb-tab-panel {
  display: none;
  position: relative;
  height: 100%;
}
.fb-tab-panel.active { display: block; }

.fb-screen-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  display: block;
}

.fb-highlight-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(0deg, rgba(249,115,22,.9) 0%, transparent 100%);
  color: var(--color-white);
  font-size: .875rem;
  font-weight: 700;
  padding: 32px 20px 16px;
  text-align: center;
}

/* ============================================================
   Responsive overrides for real screenshots
   ============================================================ */
@media (max-width: 1024px) {
  .hero-screen-mobile {
    width: 30%;
    bottom: -16px;
    right: -12px;
  }
}

@media (max-width: 768px) {
  .hero-screens { margin-bottom: 32px; }
  .hero-screen-mobile {
    width: 36%;
    bottom: -12px;
    right: -8px;
  }

  .fb-tab-btn { padding: 10px 12px; font-size: .75rem; }
  .fb-tab-panels { height: 380px; }

  /* Mosaic responsive */
  .fb-mosaic { padding-bottom: 150px; }
  .fb-mc-radar { right: -4px; bottom: 80px; width: 54%; height: 185px; }
  .fb-mc-hint { height: 145px; }

  .fb-highlight-label { font-size: .8rem; }

  .about-history-img { border-radius: var(--radius-md); }

  .canvas-acro-box { width: 42px; height: 42px; font-size: 1.125rem; }
  .canvas-acro-sep { width: 12px; margin-top: 20px; }
  .canvas-acro-word { font-size: .625rem; }
}