:root {
  --primary: #e8740c;
  --primary-dark: #c45d06;
  --primary-light: #fff3e8;
  --accent: #e8740c;
  --accent-dark: #c45d06;
  --text: #1a1a1a;
  --muted: #6b6b6b;
  --surface: #ffffff;
  --surface-soft: #f5f0eb;
  --border: #e9ddd1;
  --radius: 14px;
  --shadow: 0 8px 24px rgba(16, 24, 40, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: "Noto Sans JP", sans-serif;
  color: var(--text);
  background: var(--surface);
  line-height: 1.7;
  scroll-behavior: smooth;
}
.mb0{
  margin-bottom: 0 !important;
}
.text-center{
  text-align: center !important;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: rgba(255, 255, 255, 0.35);
  z-index: 30;
}

.scroll-progress-bar {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, #f4a645 0%, #e8740c 100%);
  transition: width 0.12s linear;
}

.container {
  width: min(1080px, calc(100% - 32px));
  margin-inline: auto;
}

section {
  padding: 60px 0;
}

.bg-soft {
  background: var(--surface-soft);
}

h1, h2, h3 {
  line-height: 1.3;
  margin: 0 0 12px;
}

h1 {
  font-size: clamp(38px, 10vw, 48px);
  font-weight: 800;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(24px, 6vw, 36px);
  font-weight: 800;
  letter-spacing: -0.01em;
}

.howto-title {
  display: grid;
  gap: 4px;
}

.howto-step-label {
  display: block;
  font-size: clamp(14px, 3.2vw, 18px);
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 0.01em;
}

.howto-main-title {
  display: block;
  font-size: clamp(26px, 6vw, 34px);
  font-weight: 800;
  line-height: 1.25;
  color: var(--text);
}

h3 {
  font-size: 20px;
  font-weight: 700;
}

p {
  margin: 0 0 14px;
}

.lead {
  font-size: 18px;
  font-weight: 500;
}

.muted {
  color: var(--muted);
}

.eyebrow {
  display: inline-block;
  margin-bottom: 10px;
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
  font-weight: 700;
}

.hero {
  color: #fff;
  background: linear-gradient(140deg, #151525 0%, #1a1a2e 65%, #222241 100%);
  padding-top: 76px;
  padding-bottom: 76px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: 0.3;
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  right: -180px;
  top: -160px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.22) 0%, rgba(255, 255, 255, 0) 70%);
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.brand {
  font-family: "Inter", "Noto Sans JP", sans-serif;
  font-size: clamp(34px, 10vw, 72px);
  font-weight: 800;
  letter-spacing: 0.02em;
  margin-bottom: 2px;
  display: inline-block;
  line-height: 1;
  text-shadow: 0 8px 20px rgba(0, 0, 0, 0.22);
}

.brand-kana {
  display: block;
  font-size: 14px;
  letter-spacing: 0.12em;
  font-weight: 700;
  opacity: 0.95;
  margin-bottom: 12px;
}

.hero-visual {
  margin-top: 18px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  overflow: hidden;
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.28);
  border-radius: 20px;
}

.hero-visual img {
  width: 100%;
  display: block;
}

.visual-placeholder {
  width: 100%;
  min-height: 220px;
  display: grid;
  place-items: center;
  text-align: center;
  color: #374151;
  background:#F5F4F0;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.hero-visual .visual-placeholder {
  color: #ffffff;
  background:
    radial-gradient(circle at 25% 30%, rgba(255, 255, 255, 0.15), transparent 48%),
    radial-gradient(circle at 78% 72%, rgba(255, 255, 255, 0.12), transparent 52%),
    linear-gradient(140deg, #23233d 0%, #2f2f4f 100%);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.hero p {
  color: rgba(255, 255, 255, 0.95);
}

.hero-copy {
  font-size: 17px;
  font-weight: 500;
  margin-top: 12px;
  margin-bottom: 0;
}

.hero-field-tags {
  margin-top: 14px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.hero-field-tag {
  border: 1px solid rgba(255, 255, 255, 0.45);
  background: rgba(8, 20, 58, 0.2);
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.badge-row,
.point-list,
.icon-list,
.flow-list,
.faq-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.badge-row {
  grid-template-columns: 1fr;
}

.badge {
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 500;
  width: fit-content;
}

.cta-group {
  margin-top: 24px;
  display: grid;
  gap: 10px;
}

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  border: none;
  border-radius: 10px;
  padding: 14px 18px;
  min-height: 48px;
  text-decoration: none;
  font-weight: 700;
  font-size: 15px;
  transition: transform 0.18s ease, background 0.18s ease;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-dark);
}

.btn-pulse {
  animation: ctaPulse 2.4s ease-in-out infinite;
}

.trust-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13px;
  opacity: 0.98;
}

.trust-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.13);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  padding: 6px 10px;
}

.trust-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: inline-grid;
  place-items: center;
  font-size: 12px;
  background: rgba(255, 255, 255, 0.25);
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:active {
  transform: translateY(-1px);
  box-shadow: 0 12px 26px rgba(16, 24, 40, 0.12);
}

.card-head {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.card-head h3 {
  margin: 0;
  text-align: center;
}

.icon-chip {
  width: 68px;
  height: 68px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.icon-chip svg {
  width: 58px;
  height: 58px;
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  overflow: visible;
  shape-rendering: geometricPrecision;
}

.icon-chip svg * {
  vector-effect: non-scaling-stroke;
}

.icon-amber {
  color: #c6700d;
}

.icon-lime {
  color: #4f7d20;
}

.icon-sand {
  color: #75572f;
}

.problem-list,
.feature-grid,
.benefit-grid,
.voice-grid,
.pricing-grid,
.compare-grid {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.problem-list li {
  list-style: none;
  position: relative;
  padding-left: 26px;
  margin-bottom: 10px;
}

.problem-list li::before {
  content: "!";
  position: absolute;
  left: 0;
  top: 1px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #fee2e2;
  color: #b91c1c;
  font-weight: 700;
  font-size: 12px;
}

.feature-grid .card h3,
.benefit-grid .card h3,
.voice-grid .card h3 {
  margin-bottom: 8px;
}

.benefit-closing-message {
  margin: 22px auto 0;
  text-align: center;
  font-size: clamp(17px, 3.5vw, 22px);
  font-weight: 800;
  line-height: 1.5;
  color: var(--primary-dark);
  background: none;
}

.flow-list .step {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

.quote {
  border-left: 4px solid var(--primary);
  padding-left: 12px;
}

.problem-cards {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.problem-strip {
  margin-top: 16px;
  background: linear-gradient(90deg, var(--primary) 0%, #f08d35 100%);
  color: #fff;
  border-radius: 10px;
  padding: 14px 16px;
  font-weight: 700;
  text-align: center;
}

.flow-visual-grid {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.flow-step {
  display: grid;
  grid-template-columns: 54px 64px 1fr;
  gap: 14px;
  align-items: center;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
}
@media (max-width: 399px){
  .flow-step{
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 15px 15px 20px;
    text-align: center;
  }
}

.flow-step .icon-chip {
  width: 62px;
  height: 62px;
  margin-top: 1px;
}

.flow-step .icon-chip svg {
  width: 50px;
  height: 50px;
}

.flow-step h3 {
  margin-bottom: 4px;
}

.flow-step-index {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary-dark);
  font-size: 18px;
  font-weight: 800;
  display: grid;
  place-items: center;
}

.visual-panel {
  margin-top: 16px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.visual-panel img {
  width: 100%;
  display: block;
}

.visual-panel .visual-placeholder {
  border-bottom: 1px solid var(--border);
}

.visual-caption {
  padding: 12px 14px;
  font-size: 14px;
  color: var(--muted);
  border-top: 1px solid var(--border);
  background: #fff;
}

.evidence-grid {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.positioning-table-wrap {
  margin-top: 18px;
  border: 2px solid var(--primary);
  border-radius: 12px;
  overflow: auto;
  background: #fff;
}

.positioning-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
}

.positioning-table th,
.positioning-table td {
  padding: 12px;
  text-align: center;
  border-bottom: 1px solid var(--border);
  border-right: 1px solid var(--border);
  font-size: 14px;
}

.positioning-table th:first-child,
.positioning-table td:first-child {
  text-align: left;
  font-weight: 700;
  min-width: 180px;
}

.positioning-table th:nth-child(2),
.positioning-table td:nth-child(2) {
  background: #fff6ee;
  color: var(--primary-dark);
  font-weight: 800;
  font-size: 1.2em;
}

.mark-good {
  color: var(--primary-dark);
  font-weight: 800;
  font-size: 18px;
}

.mark-ok {
  color: #4b5563;
  font-weight: 700;
  font-size: 18px;
}

.voice-card {
  position: relative;
  padding-top: 36px;
}

.voice-card::before {
  content: "";
  position: absolute;
  top: 12px;
  left: 14px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: linear-gradient(145deg, #ffd3a8 0%, #f7a44f 100%);
  border: 1px solid var(--border);
}
.card.voice-card h3{
  padding-left: 40px;
}

.field-photo {
  margin-top: 20px;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.field-photo img {
  width: 100%;
  display: block;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.field-photo .visual-placeholder {
  min-height: 240px;
  border: none;
  background:
    linear-gradient(135deg, #f1ede7 0%, #e9e2d8 100%);
}

.plan {
  position: relative;
}

.plan.recommended {
  border: 2px solid var(--primary);
  transform: translateY(-2px);
}

.recommend-badge {
  position: absolute;
  top: -11px;
  right: 14px;
  background: var(--primary);
  color: #fff;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 700;
}

.pricing-grid{
  margin-top: 2rem;
}
.price {
  font-size: 14px;
  color: var(--muted);
  margin-top: 8px;
}

.price strong {
  color: var(--text);
  font-size: 24px;
  margin-left: 4px;
}

.pricing-single {
  width: min(100%, 460px);
  margin-inline: auto;
  padding: 20px 0;
  text-align: center;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.pricing-single .price {
  margin-bottom: 0;
}

.check {
  margin: 10px 0 0;
  padding: 0;
}

.check li {
  list-style: none;
  margin-bottom: 8px;
  padding-left: 22px;
  position: relative;
  font-size: 14px;
}

.check li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

.roi-nums {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.roi-nums .card strong {
  display: block;
  font-size: 28px;
  color: var(--primary);
  line-height: 1.2;
  margin-bottom: 6px;
}

.roi-head {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.roi-head strong {
  margin-bottom: 0;
  text-align: center;
}

.wave-top {
  position: relative;
  margin-top: 24px;
}

.wave-top::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -24px;
  height: 24px;
  background:
    radial-gradient(circle at 12px -6px, transparent 20px, var(--surface-soft) 21px) repeat-x;
  background-size: 32px 24px;
  z-index: 1;
}

.wave-top > .container {
  position: relative;
  z-index: 2;
}

/* Avoid stacked wave separators on consecutive sections */
.wave-top + .wave-top {
  margin-top: 0;
}

.wave-top + .wave-top::before {
  display: none;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
  overflow: hidden;
}

.faq-q {
  margin: 0;
  width: 100%;
  border: none;
  background: #fff;
  text-align: left;
  padding: 14px 16px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.24s ease;
  padding: 0 16px;
  color: var(--muted);
}

.faq-item.active .faq-a {
  max-height: 280px;
  padding-bottom: 14px;
}

.closing {
  background: linear-gradient(140deg, #1a1a2e 0%, #25253c 100%);
  color: #fff;
}

.closing p {
  color: rgba(255, 255, 255, 0.95);
}

footer {
  background: #181825;
  color: rgba(255, 255, 255, 0.92);
  padding: 22px 0 100px;
  font-size: 14px;
  text-align: center;
}

.sticky-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.96);
  border-top: 1px solid var(--border);
  padding: 10px 16px;
  z-index: 20;
  backdrop-filter: blur(8px);
  transform: translateY(120%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.26s ease, opacity 0.26s ease;
}

.sticky-cta.show {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.reveal.show {
  opacity: 1;
  transform: none;
}

.hero-scroll-cue {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  margin-top: 18px;
  font-size: 13px;
  font-weight: 500;
}

.hero-scroll-cue::after {
  content: "↓";
  animation: floatDown 1.2s ease-in-out infinite;
}

@keyframes ctaPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(249, 115, 22, 0.28); }
  50% { box-shadow: 0 0 0 11px rgba(249, 115, 22, 0); }
}

@keyframes floatDown {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(4px); }
}

@media (min-width: 760px) {
  section {
    padding: 84px 0;
  }

  .badge-row {
    grid-template-columns: repeat(2, max-content);
  }

  .feature-grid,
  .benefit-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .problem-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .flow-visual-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .evidence-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .voice-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .compare-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .roi-nums {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .sticky-cta {
    display: none;
  }

  footer {
    padding-bottom: 36px;
  }
}

@media (hover: hover) {
  .card:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(16, 24, 40, 0.14);
  }
}