:root {
  --navy: #07203a;
  --navy-2: #0c355d;
  --teal: #0db4bc;
  --teal-2: #18cec2;
  --orange: #ff8f2b;
  --green: #1cc35f;
  --bg: #f5fafe;
  --card: #ffffff;
  --text: #102338;
  --muted: #5d6f84;
  --line: #dce9f0;
  --shadow: 0 20px 60px rgba(7, 32, 58, .12);
  --radius-lg: 32px;
  --radius-md: 22px;
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.75;
  background: var(--bg);
  overflow-x: hidden;
}

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

a {
  color: inherit;
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.skip-link,
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.skip-link:focus {
  width: auto;
  height: auto;
  clip: auto;
  background: #fff;
  color: var(--navy);
  padding: 10px 14px;
  z-index: 999;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, .92);
  border-bottom: 1px solid rgba(220, 233, 240, .9);
  backdrop-filter: blur(14px);
}

.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand img {
  width: 214px;
  height: auto;
}

.global-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 14px;
  font-weight: 700;
}

.global-nav a {
  text-decoration: none;
}

.nav-cta {
  padding: 12px 20px;
  border-radius: 999px;
  background: var(--green);
  color: #fff;
  box-shadow: 0 10px 24px rgba(28, 195, 95, .22);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
}

.nav-toggle span:not(.sr-only) {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--navy);
  margin: 6px auto;
  transition: .2s ease;
}

.hero {
  position: relative;
  padding: 76px 0 64px;
  color: #fff;
  background:
    radial-gradient(circle at 18% 20%, rgba(24, 206, 194, .23), transparent 30%),
    linear-gradient(135deg, var(--navy) 0%, #082947 48%, #113a63 100%);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 44px 44px;
  opacity: .5;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr .95fr;
  gap: 46px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal-2);
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: 13px;
}

.hero h1,
.section-heading h2,
.local h2,
.cta-panel h2 {
  margin: 0;
  line-height: 1.28;
  letter-spacing: -.03em;
}

.hero h1 {
  font-size: clamp(36px, 5vw, 62px);
}

.hero h1 span {
  color: var(--teal-2);
}

.hero-lead {
  margin: 24px 0 0;
  max-width: 680px;
  color: rgba(255,255,255,.88);
  font-size: 17px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 58px;
  padding: 0 28px;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-line {
  background: var(--green);
  color: #fff;
  box-shadow: 0 16px 34px rgba(28, 195, 95, .28);
}

.button-outline {
  background: #fff;
  color: var(--navy);
  border: 1px solid rgba(255,255,255,.7);
}

.button-outline.light {
  background: rgba(255,255,255,.13);
  color: #fff;
  border-color: rgba(255,255,255,.4);
}

.button-small {
  min-height: 44px;
  padding: 0 20px;
  font-size: 14px;
}

.button-icon {
  display: inline-grid;
  place-items: center;
  margin-right: 10px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #fff;
  color: var(--green);
  font-size: 11px;
}

.trust-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  max-width: 590px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
}

.trust-list li {
  position: relative;
  padding: 14px 16px 14px 42px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 18px;
  background: rgba(255,255,255,.08);
  font-weight: 700;
}

.trust-list li::before {
  content: "✓";
  position: absolute;
  left: 16px;
  top: 14px;
  color: var(--teal-2);
}

.hero-visual {
  position: relative;
}

.hero-visual img {
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 42px;
  box-shadow: 0 30px 80px rgba(0,0,0,.28);
}

.campaign-badge {
  position: absolute;
  right: -10px;
  bottom: -18px;
  display: grid;
  place-items: center;
  width: 170px;
  height: 170px;
  padding: 20px;
  text-align: center;
  color: var(--navy);
  background: #ffe8a6;
  border: 7px solid #fff2c8;
  border-radius: 50%;
  box-shadow: var(--shadow);
  transform: rotate(-5deg);
}

.campaign-badge strong {
  display: block;
  font-size: 14px;
}

.campaign-badge span {
  display: block;
  margin-top: 6px;
  font-weight: 900;
  line-height: 1.45;
  font-size: 15px;
}

.section {
  padding: 88px 0;
}

.section-heading {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 42px;
}

.section-heading.align-left {
  text-align: left;
  margin-left: 0;
}

.section-heading h2,
.local h2,
.cta-panel h2 {
  color: var(--navy);
  font-size: clamp(30px, 4vw, 46px);
}

.section-heading p:not(.eyebrow),
.local p,
.cta-panel p {
  color: var(--muted);
}

.problem-layout {
  display: grid;
  grid-template-columns: .92fr 1.08fr;
  gap: 32px;
  align-items: center;
}

.problem-image img,
.solution-image img,
.service-feature img,
.local-grid img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.cards {
  display: grid;
  gap: 18px;
}

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

.card,
.reason-card,
.service-list article,
.price-card,
.campaign-card,
.faq-list details {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 34px rgba(7, 32, 58, .07);
}

.card {
  padding: 24px;
}

.card-icon {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  color: #fff;
  background: linear-gradient(135deg, var(--teal), var(--navy-2));
  font-size: 13px;
  font-weight: 900;
}

.card h3,
.reason-card h3,
.service-list h3,
.price-card h3 {
  margin: 14px 0 8px;
  line-height: 1.45;
  color: var(--navy);
}

.card p,
.reason-card p,
.service-list p,
.price-card p,
.service-copy p {
  margin: 0;
  color: var(--muted);
}

.solution {
  background: linear-gradient(180deg, #eaf7fb, #f8fcfe);
}

.solution-grid {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 48px;
  align-items: center;
}

.mini-flow {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.mini-flow span {
  position: relative;
  padding: 12px 16px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--navy);
  font-weight: 800;
  font-size: 14px;
}

.reason-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.reason-card {
  padding: 30px;
}

.reason-number {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  border-radius: 20px;
  background: rgba(13, 180, 188, .12);
  color: var(--teal);
  font-weight: 900;
}

.service {
  background: #fff;
}

.service-feature {
  display: grid;
  grid-template-columns: 1fr .85fr;
  gap: 30px;
  align-items: center;
  margin-bottom: 30px;
}

.service-copy {
  padding: 36px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--navy), var(--navy-2));
  color: #fff;
}

.service-copy h3 {
  margin: 0 0 16px;
  font-size: clamp(26px, 3vw, 36px);
  line-height: 1.35;
}

.service-copy p {
  color: rgba(255,255,255,.84);
}

.service-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.service-list article {
  padding: 24px;
}

.service-list span {
  color: var(--teal);
  font-weight: 900;
}

.usecase-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 16px;
}

.usecase-grid div {
  padding: 20px 22px;
  border-radius: 18px;
  background: #fff;
  border: 1px solid var(--line);
  font-weight: 800;
  color: var(--navy);
}

.local {
  background: #eef8fb;
}

.local-grid {
  display: grid;
  grid-template-columns: .82fr 1.18fr;
  gap: 42px;
  align-items: center;
}

.pricing {
  background: #fff;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}

.price-card,
.campaign-card {
  padding: 24px;
}

.price-card.highlighted {
  border: 2px solid var(--teal);
}

.price-label {
  margin: 0;
  color: var(--teal);
  font-weight: 900;
}

.price {
  margin: 22px 0 8px;
  color: var(--navy);
  font-size: clamp(34px, 4vw, 48px);
  font-weight: 900;
  letter-spacing: -.04em;
}

.tax {
  font-size: 13px;
}

.campaign-card {
  border: 2px solid #ffd2a3;
  background: #fff9f1;
}

.campaign-card h3 {
  color: #e87311;
  margin-top: 0;
}

.campaign-card ul {
  padding-left: 18px;
  margin-bottom: 0;
  color: var(--navy);
  font-weight: 800;
}

.flow-list {
  counter-reset: item;
  display: grid;
  grid-template-columns: repeat(7, minmax(0,1fr));
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.flow-list li {
  position: relative;
  padding: 22px 14px;
  min-height: 150px;
  border-radius: 24px;
  background: #fff;
  border: 1px solid var(--line);
  text-align: center;
  font-weight: 800;
  color: var(--navy);
}

.flow-list span {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: rgba(13, 180, 188, .12);
  color: var(--teal);
}

.faq {
  background: #fff;
}

.faq-list {
  display: grid;
  gap: 14px;
  max-width: 900px;
  margin: 0 auto;
}

.faq-list details {
  padding: 0;
  overflow: hidden;
}

.faq-list summary {
  cursor: pointer;
  padding: 22px 26px;
  color: var(--navy);
  font-weight: 900;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  float: right;
  color: var(--teal);
  font-size: 26px;
  line-height: 1;
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list p {
  margin: 0;
  padding: 0 26px 24px;
  color: var(--muted);
}

.final-cta {
  padding: 88px 0;
  color: #fff;
  background: linear-gradient(135deg, var(--navy), #08375f);
}

.cta-panel {
  display: grid;
  grid-template-columns: 1fr .85fr;
  gap: 34px;
  align-items: center;
}

.cta-panel h2 {
  color: #fff;
}

.cta-panel p:not(.eyebrow) {
  color: rgba(255,255,255,.85);
}

.cta-panel img {
  aspect-ratio: 16 / 7;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: 0 30px 80px rgba(0,0,0,.22);
}

.site-footer {
  padding: 52px 0;
  color: rgba(255,255,255,.8);
  background: #06182c;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr .8fr 1fr;
  gap: 34px;
}

.footer-grid img {
  filter: brightness(0) invert(1);
}

.footer-grid nav {
  display: grid;
  gap: 10px;
}

.footer-grid a {
  color: #fff;
  text-decoration: none;
}

.floating-cta {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 90;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: .2s ease;
}

.floating-cta.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.floating-cta a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 20px;
  border-radius: 999px;
  color: #fff;
  background: var(--green);
  text-decoration: none;
  font-weight: 900;
  box-shadow: 0 16px 36px rgba(28, 195, 95, .28);
}

@media (max-width: 1024px) {
  .global-nav {
    gap: 14px;
    font-size: 13px;
  }

  .hero-grid,
  .problem-layout,
  .solution-grid,
  .service-feature,
  .local-grid,
  .cta-panel {
    grid-template-columns: 1fr;
  }

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

  .campaign-card {
    grid-column: 1 / -1;
  }

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

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

@media (max-width: 820px) {
  .header-inner {
    min-height: 68px;
  }

  .brand img {
    width: 190px;
  }

  .nav-toggle {
    display: block;
  }

  .global-nav {
    position: absolute;
    top: 68px;
    left: 20px;
    right: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 18px;
    border-radius: 24px;
    background: #fff;
    box-shadow: var(--shadow);
  }

  .global-nav.is-open {
    display: flex;
  }

  .global-nav a {
    padding: 10px 12px;
  }

  .nav-cta {
    text-align: center;
  }

  .hero {
    padding: 54px 0 52px;
  }

  .trust-list,
  .problem-cards,
  .pricing-grid,
  .service-list,
  .flow-list,
  .usecase-grid {
    grid-template-columns: 1fr;
  }

  .button {
    width: 100%;
  }

  .campaign-badge {
    width: 132px;
    height: 132px;
    right: 10px;
    bottom: -26px;
    font-size: 12px;
  }

  .section {
    padding: 64px 0;
  }

  .service-copy {
    padding: 26px;
  }

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

@media (max-width: 480px) {
  .container {
    width: min(100% - 28px, var(--container));
  }

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

  .hero-lead {
    font-size: 15px;
  }

  .section-heading h2,
  .local h2,
  .cta-panel h2 {
    font-size: 30px;
  }

  .hero-visual img,
  .problem-image img,
  .solution-image img,
  .service-feature img,
  .local-grid img,
  .cta-panel img {
    border-radius: 22px;
  }

  .floating-cta {
    left: 14px;
    right: 14px;
  }

  .floating-cta a {
    width: 100%;
  }
}