:root {
  --color-background: #ffffff;
  --color-surface: #f7f7f7;
  --color-surface-raised: #ededed;
  --color-primary: #111111;
  --color-primary-hover: #2a2a2a;
  --color-on-primary: #ffffff;
  --color-text: #111111;
  --color-text-muted: #525252;
  --color-text-soft: #737373;
  --color-border: #e5e5e5;
  --color-success: #15803d;
  --color-success-bg: #e8f5ee;
  --color-warning: #b45309;
  --color-warning-bg: #fff7ed;
  --color-info: #2563eb;
  --shadow-sm: 0 8px 24px rgba(17, 17, 17, 0.08);
  --shadow-md: 0 24px 64px rgba(17, 17, 17, 0.12);
  --radius-button: 12px;
  --radius-card: 16px;
  --shell: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-background);
  color: var(--color-text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", "Noto Sans JP", sans-serif;
  line-height: 1.7;
  overflow-x: hidden;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

.shell {
  width: min(var(--shell), calc(100% - 48px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(229, 229, 229, 0.86);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
}

.nav {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand img {
  border-radius: 8px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--color-text-muted);
  font-size: 14px;
  font-weight: 700;
}

.nav-links a:hover,
.footer-links a:hover {
  color: var(--color-primary);
}

.nav-cta,
.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-button);
  font-weight: 800;
}

.nav-cta {
  padding: 0 20px;
  background: var(--color-primary);
  color: var(--color-on-primary);
}

.nav-cta:hover,
.button-primary:hover {
  background: var(--color-primary-hover);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(392px, 0.86fr);
  gap: 64px;
  align-items: center;
  padding: 80px 0 72px;
}

.service-line,
.section-label,
.eyebrow {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
}

.hero h1 {
  max-width: 720px;
  margin: 16px 0 0;
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: 0;
  overflow-wrap: anywhere;
  word-break: break-all;
}

.hero-lead {
  max-width: 680px;
  margin: 24px 0 0;
  color: var(--color-text-muted);
  font-size: 18px;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.hero-copy {
  min-width: 0;
  max-width: 100%;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 32px;
}

.button {
  min-width: 184px;
  padding: 0 24px;
  border: 1px solid var(--color-border);
}

.button-primary {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: var(--color-on-primary);
}

.button-secondary {
  background: var(--color-background);
  color: var(--color-primary);
}

.button-secondary:hover {
  background: var(--color-surface);
}

.proof-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
  max-width: 100%;
}

.proof-strip span {
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-button);
  background: var(--color-surface);
  color: var(--color-text-muted);
  font-size: 13px;
  font-weight: 800;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.hero-visual {
  min-height: 0;
}

.hero-screen,
.manager-shot,
.phone-shot {
  margin: 0;
}

.hero-screen {
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-background);
  box-shadow: var(--shadow-md);
}

.hero-screen img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: top;
}

.dashboard-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-background);
  box-shadow: var(--shadow-md);
}

.dashboard-main {
  padding: 24px;
}

.dashboard-top,
.order-row,
.pricing-card,
.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.dashboard-top strong,
.dashboard-side strong {
  display: block;
  margin-top: 4px;
  font-size: 24px;
  line-height: 1.2;
}

.status-pill {
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--color-success-bg);
  color: var(--color-success);
  font-size: 13px;
  font-weight: 800;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 24px;
}

.metric-grid div {
  min-height: 104px;
  padding: 16px;
  border-radius: var(--radius-button);
  background: var(--color-surface);
}

.metric-grid span,
.order-row span,
.price-box span {
  display: block;
  color: var(--color-text-soft);
  font-size: 13px;
  font-weight: 700;
}

.metric-grid strong {
  display: block;
  margin-top: 8px;
  font-size: 28px;
  line-height: 1.1;
}

.order-list {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.order-row {
  padding: 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-button);
}

.order-row div {
  flex: 1;
  min-width: 0;
}

.order-row strong {
  display: block;
  line-height: 1.3;
}

.order-row em {
  color: var(--color-text-muted);
  font-style: normal;
  font-weight: 800;
}

.table-mark {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 12px;
  background: var(--color-primary);
  color: var(--color-on-primary) !important;
}

.dashboard-side {
  position: absolute;
  right: 0;
  bottom: 0;
  width: min(320px, 72%);
  padding: 24px;
  background: var(--color-warning-bg);
}

.dashboard-side p {
  margin: 12px 0 0;
  color: var(--color-text-muted);
}

.pain-band {
  background: var(--color-primary);
  color: var(--color-on-primary);
}

.pain-grid {
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  gap: 48px;
  padding: 56px 0;
}

.pain-grid .section-label,
.pain-grid p {
  color: rgba(255, 255, 255, 0.72);
}

.pain-grid h2 {
  margin: 12px 0 0;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.18;
}

.pain-grid p {
  margin: 0;
  font-size: 17px;
}

.section {
  scroll-margin-top: 88px;
  padding: 88px 0;
}

.section-muted {
  background: var(--color-surface);
}

.section-head {
  max-width: 760px;
  margin-bottom: 40px;
}

.section-head h2,
.pricing-card h2 {
  margin: 12px 0 0;
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.16;
  letter-spacing: 0;
}

.split-head {
  display: grid;
  max-width: none;
  grid-template-columns: 1fr 0.78fr;
  gap: 40px;
  align-items: end;
}

.split-head p:last-child,
.pricing-card p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 17px;
}

.answer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.answer-card {
  min-height: 268px;
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-background);
  box-shadow: var(--shadow-sm);
}

.featured-answer {
  grid-column: span 2;
  background: var(--color-primary);
  color: var(--color-on-primary);
}

.answer-tag {
  display: inline-flex;
  padding: 4px 8px;
  border-radius: 8px;
  background: var(--color-surface);
  color: var(--color-text-muted);
  font-size: 12px;
  font-weight: 800;
}

.featured-answer .answer-tag {
  background: rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.84);
}

.answer-card h3 {
  margin: 20px 0 0;
  font-size: 22px;
  line-height: 1.32;
}

.answer-card p {
  margin: 16px 0 0;
  color: var(--color-text-muted);
}

.featured-answer p {
  color: rgba(255, 255, 255, 0.78);
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}

.customer-app-section {
  overflow: hidden;
  background: var(--color-primary);
  color: var(--color-on-primary);
}

.customer-app-section .section-label,
.customer-app-section .split-head p:last-child {
  color: rgba(255, 255, 255, 0.68);
}

.store-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: -16px 0 40px;
  align-items: center;
}

.store-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
}

.store-badge img {
  display: block;
  width: auto;
}

.store-badge-apple img {
  height: 40px;
}

.store-badge-google img {
  height: 56px;
}

.phone-gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}

.gallery-block + .gallery-block {
  margin-top: 56px;
}

.gallery-title {
  display: grid;
  grid-template-columns: 0.7fr 1fr;
  gap: 24px;
  align-items: end;
  margin-bottom: 24px;
}

.gallery-title h3 {
  margin: 0;
  font-size: 24px;
  line-height: 1.3;
}

.gallery-title p {
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 15px;
}

.phone-shot {
  min-width: 0;
}

.phone-shot img {
  width: 100%;
  aspect-ratio: 9 / 19.5;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 32px;
  background: #111111;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.32);
  object-fit: cover;
  object-position: top;
}

.phone-shot figcaption {
  margin-top: 16px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 15px;
  font-weight: 800;
  text-align: center;
}

.manager-screens-section {
  background: var(--color-background);
}

.manager-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.manager-shot {
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-background);
  box-shadow: var(--shadow-sm);
}

.manager-shot img {
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  object-position: top;
}

.manager-shot figcaption {
  padding: 12px 16px 16px;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 14px;
  font-weight: 800;
}

.feature-item {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: center;
  padding: 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-button);
  background: var(--color-background);
  font-weight: 800;
  text-align: center;
}

.flow-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.flow-list li {
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-background);
}

.flow-list span {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border-radius: 12px;
  background: var(--color-primary);
  color: var(--color-on-primary);
  font-weight: 900;
}

.flow-list h3 {
  margin: 20px 0 0;
  font-size: 20px;
}

.flow-list p {
  margin: 8px 0 0;
  color: var(--color-text-muted);
}

.pricing-section {
  background: var(--color-primary);
}

.pricing-card {
  padding: 40px;
  border-radius: var(--radius-card);
  background: var(--color-background);
}

.price-box {
  width: min(100%, 376px);
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-surface);
}

.price-box strong {
  display: block;
  margin-top: 12px;
  font-size: clamp(32px, 4vw, 44px);
  line-height: 1.1;
}

.price-box em {
  display: block;
  margin: 4px 0 24px;
  color: var(--color-text-muted);
  font-style: normal;
  font-weight: 800;
}

.price-box .button {
  width: 100%;
}

.text-link {
  display: inline-flex;
  margin-top: 16px;
  color: var(--color-text-muted);
  font-size: 14px;
  font-weight: 800;
}

.text-link:hover {
  color: var(--color-primary);
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-background);
}

summary {
  cursor: pointer;
  padding: 20px 24px;
  font-weight: 800;
}

details p {
  margin: 0;
  padding: 0 24px 24px;
  color: var(--color-text-muted);
}

details a {
  color: var(--color-info);
  font-weight: 800;
}

.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

.footer-grid {
  padding: 40px 0 32px;
}

.footer-grid p {
  margin: 12px 0 0;
  color: var(--color-text-muted);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(144px, 1fr));
  gap: 32px;
  color: var(--color-text-muted);
  font-weight: 800;
}

.footer-links div {
  display: grid;
  align-content: start;
  gap: 8px;
}

.footer-links h2 {
  margin: 0 0 4px;
  color: var(--color-text);
  font-size: 14px;
  line-height: 1.4;
}

.footer-links a {
  font-size: 14px;
}

.copyright {
  padding: 0 0 32px;
  color: var(--color-text-soft);
  font-size: 13px;
}

@media (max-width: 1040px) {
  .hero,
  .pain-grid,
  .split-head,
  .pricing-card {
    grid-template-columns: 1fr;
  }

  .answer-grid,
  .flow-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .feature-list {
    grid-template-columns: repeat(3, 1fr);
  }

  .phone-gallery {
    display: flex;
    gap: 16px;
    margin-right: -24px;
    overflow-x: auto;
    padding: 0 24px 16px 0;
    scroll-snap-type: x mandatory;
  }

  .phone-shot {
    flex: 0 0 248px;
    scroll-snap-align: start;
  }

  .gallery-title {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .manager-gallery {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .shell {
    width: min(100% - 32px, var(--shell));
  }

  .nav {
    min-height: 64px;
    gap: 16px;
  }

  .nav-links {
    display: none;
  }

  .nav-cta {
    min-height: 44px;
    padding: 0 16px;
    font-size: 14px;
    white-space: nowrap;
  }

  .hero {
    display: block;
    gap: 40px;
    padding: 48px 0 56px;
  }

  .hero h1 {
    font-size: 36px;
  }

  .hero-lead {
    font-size: 16px;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-visual {
    min-height: 0;
    margin-top: 40px;
  }

  .dashboard-card {
    max-width: 100%;
  }

  .dashboard-main {
    overflow: hidden;
  }

  .dashboard-side {
    position: static;
    width: 100%;
    margin-top: 16px;
  }

  .metric-grid,
  .answer-grid,
  .flow-list,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .dashboard-top,
  .order-row {
    align-items: flex-start;
  }

  .order-row {
    display: grid;
    grid-template-columns: 44px 1fr;
  }

  .order-row em {
    grid-column: 2;
  }

  .order-row strong,
  .order-row span {
    overflow-wrap: anywhere;
  }

  .featured-answer {
    grid-column: auto;
  }

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

  .phone-shot {
    flex-basis: 232px;
  }

  .manager-gallery {
    gap: 16px;
  }

  .section {
    padding: 64px 0;
  }

  .pain-grid {
    padding: 48px 0;
  }

  .pricing-card,
  .footer-grid {
    display: grid;
  }

  .footer-links {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .shell {
    width: calc(100% - 32px);
    max-width: 358px;
    margin-left: 16px;
    margin-right: auto;
  }

  .brand span {
    font-size: 18px;
  }

  .hero h1 {
    font-size: 34px;
  }

  .feature-list {
    grid-template-columns: 1fr;
  }

  .dashboard-main,
  .answer-card,
  .flow-list li,
  .pricing-card,
  .price-box {
    padding: 20px;
  }
}