:root {
  color-scheme: light;
  --ink: #18244b;
  --ink-soft: #314064;
  --muted: #7180a5;
  --muted-dark: #59698f;
  --blue: #337fea;
  --blue-deep: #286bd0;
  --blue-pale: #eaf2ff;
  --pink: #f25c94;
  --purple: #8d5bf2;
  --paper: #f7f9fc;
  --white: #ffffff;
  --line: #e2e9f3;
  --shadow: 0 28px 72px rgb(28 50 91 / 13%);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic UI", "Meiryo", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.7;
}

body, button, a { -webkit-tap-highlight-color: transparent; }

a { color: inherit; }

a:focus-visible, summary:focus-visible {
  outline: 3px solid var(--purple);
  outline-offset: 4px;
  border-radius: 4px;
}

.shell { width: min(1120px, calc(100% - 64px)); margin-inline: auto; }

.skip-link {
  position: fixed;
  z-index: 20;
  top: 12px;
  left: 12px;
  transform: translateY(-160%);
  padding: 10px 16px;
  border-radius: 8px;
  background: var(--ink);
  color: var(--white);
}

.skip-link:focus { transform: translateY(0); }

.site-header {
  position: relative;
  z-index: 5;
  display: flex;
  width: min(1248px, calc(100% - 64px));
  height: 88px;
  align-items: center;
  justify-content: space-between;
  margin-inline: auto;
  border-bottom: 1px solid rgb(216 225 239 / 78%);
}

.brand, .footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
}

.brand img { display: block; border-radius: 12px; }
.brand-wordmark { font-size: 18px; font-weight: 850; letter-spacing: -.04em; }
.brand-divider { width: 1px; height: 20px; margin-inline: 2px; background: #cad4e4; }
.brand-section { color: var(--muted); font-size: 13px; font-weight: 650; }

.header-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.3vw, 32px);
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 650;
}

.header-nav > a { text-decoration: none; transition: color .18s ease, background .18s ease; }
.header-nav > a:hover { color: var(--blue); }
.header-contact { display: inline-flex; align-items: center; gap: 8px; }
.header-contact svg, .button svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.8; }
.language-switch { padding: 8px 12px; border: 1px solid #d7e2f1; border-radius: 999px; background: rgb(255 255 255 / 68%); font-size: 12px; letter-spacing: .035em; }
.language-switch span { margin-left: 3px; color: var(--blue); }

.hero {
  position: relative;
  display: grid;
  min-height: 638px;
  grid-template-columns: minmax(0, 1.1fr) minmax(340px, .9fr);
  align-items: center;
  gap: 54px;
  padding-block: 66px 76px;
}

.hero-copy { position: relative; z-index: 2; padding-block: 20px; }
.eyebrow, .section-index, .feature-kicker {
  margin: 0;
  color: var(--blue);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .16em;
  line-height: 1.4;
}

.eyebrow { display: flex; align-items: center; gap: 10px; }
.eyebrow-mark { width: 7px; height: 7px; border-radius: 50%; background: var(--pink); box-shadow: 0 0 0 5px rgb(242 92 148 / 12%); }
.hero h1 { max-width: 680px; margin: 22px 0 21px; font-size: clamp(39px, 5.2vw, 65px); font-weight: 850; letter-spacing: -.075em; line-height: 1.18; }
.hero h1 span { color: var(--blue); }
.hero-lede { max-width: 490px; margin: 0; color: var(--muted-dark); font-size: 16px; line-height: 1.95; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 23px; margin-top: 32px; }
.button { display: inline-flex; min-height: 52px; align-items: center; justify-content: center; gap: 12px; padding: 0 22px; border: 0; border-radius: 13px; font-size: 14px; font-weight: 750; text-decoration: none; transition: transform .18s ease, box-shadow .18s ease, background .18s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--blue); box-shadow: 0 11px 25px rgb(51 127 234 / 22%); color: var(--white); }
.button-primary:hover { background: var(--blue-deep); box-shadow: 0 14px 28px rgb(51 127 234 / 28%); }
.text-link { display: inline-flex; align-items: center; gap: 8px; color: var(--ink-soft); font-size: 13px; font-weight: 700; text-decoration: none; }
.text-link span { color: var(--blue); font-size: 17px; transition: transform .18s ease; }
.text-link:hover span { transform: translateY(3px); }
.hero-note { max-width: 440px; margin: 20px 0 0; color: var(--muted); font-size: 11px; }

.product-figure {
  position: relative;
  z-index: 1;
  width: min(100%, 358px);
  justify-self: center;
  margin: 0;
  padding: 17px 17px 12px;
  border: 1px solid rgb(255 255 255 / 82%);
  border-radius: 24px;
  background: rgb(255 255 255 / 78%);
  box-shadow: var(--shadow);
  transform: rotate(1.5deg);
  backdrop-filter: blur(10px);
}

.figure-heading { display: flex; align-items: center; justify-content: space-between; padding: 0 2px 13px; color: var(--muted); font-size: 9px; font-weight: 800; letter-spacing: .13em; }
.figure-status { display: inline-flex; align-items: center; gap: 6px; color: var(--muted-dark); font-size: 10px; font-weight: 650; letter-spacing: 0; }
.figure-status i { width: 6px; height: 6px; border-radius: 50%; background: #35b895; }
.screen-frame { height: 440px; overflow: hidden; border: 1px solid #e8eef7; border-radius: 15px; background: #edf3fb; }
.screen-frame img { display: block; width: 100%; height: auto; min-height: 100%; object-fit: cover; object-position: top center; }
.product-figure figcaption { display: flex; align-items: center; gap: 8px; padding: 11px 2px 0; color: var(--muted); font-size: 10px; font-weight: 650; }
.caption-line { width: 16px; height: 1px; background: var(--blue); }
.hero-orbit { position: absolute; z-index: 0; border: 1px solid rgb(51 127 234 / 9%); border-radius: 50%; pointer-events: none; }
.hero-orbit-one { top: 30px; right: 0; width: 390px; height: 390px; }
.hero-orbit-two { top: 90px; right: -70px; width: 495px; height: 495px; }

.quick-facts { display: grid; grid-template-columns: repeat(3, 1fr); padding: 18px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.fact { display: flex; align-items: center; justify-content: center; gap: 12px; padding: 7px 14px; color: var(--ink-soft); font-size: 13px; font-weight: 650; }
.fact + .fact { border-left: 1px solid var(--line); }
.fact-number { color: var(--blue); font-size: 10px; font-weight: 800; letter-spacing: .08em; }

.section { padding-block: 104px; }
.section-heading { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 28px; margin-bottom: 38px; }
.section-index { padding-top: 9px; white-space: nowrap; }
.section-index span { color: #9aa6bf; }
.section-heading h2, .feature-item h2 { margin: 0; font-size: clamp(28px, 3vw, 38px); font-weight: 800; letter-spacing: -.06em; line-height: 1.35; }
.section-intro { max-width: 625px; margin: 10px 0 0; color: var(--muted); font-size: 14px; line-height: 1.8; }
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 15px; }
.step-card { min-height: 249px; padding: 24px 25px 23px; border: 1px solid #e4ebf5; border-radius: 17px; background: var(--white); box-shadow: 0 8px 25px rgb(25 53 95 / 3%); }
.step-card-accent { border-color: #d7e5fb; background: linear-gradient(145deg, #fff 25%, #f4f8ff 100%); }
.step-top { display: flex; align-items: center; justify-content: space-between; }
.step-number { color: #94a2bc; font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.step-top svg { width: 22px; height: 22px; fill: none; stroke: var(--blue); stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.6; }
.step-card h3 { margin: 19px 0 9px; font-size: 19px; font-weight: 780; letter-spacing: -.035em; }
.step-card p { min-height: 66px; margin: 0; color: var(--muted); font-size: 12px; line-height: 1.85; }
.step-limit { display: inline-block; margin-top: 17px; padding: 5px 9px; border-radius: 999px; background: #f2f5fa; color: var(--muted-dark); font-size: 10px; font-weight: 700; }
.step-card-accent .step-limit { background: var(--blue-pale); color: var(--blue-deep); }

.threshold-note { position: relative; display: flex; align-items: center; gap: 17px; overflow: hidden; margin-top: 18px; padding: 19px 24px; border: 1px solid #e2e9f3; border-radius: 14px; background: #fbfcfe; }
.threshold-mark { display: grid; width: 42px; height: 42px; flex: 0 0 42px; place-items: center; border-radius: 50%; background: #fff1cc; color: #87621a; font-size: 13px; font-weight: 850; }
.threshold-note p { position: relative; z-index: 1; margin: 0; color: var(--muted-dark); font-size: 12px; line-height: 1.8; }
.threshold-note strong { color: var(--ink); }
.threshold-rule { position: absolute; right: -17px; width: 25%; border-top: 2px dashed #d7e3f7; }

.feature-band { padding-block: 58px; background: #fff; border-top: 1px solid #edf1f7; border-bottom: 1px solid #edf1f7; }
.feature-inner { display: grid; grid-template-columns: 1fr 1px 1fr; align-items: center; gap: 48px; }
.feature-item { display: grid; grid-template-columns: 50px minmax(0, 1fr); align-items: start; gap: 18px; }
.feature-icon { display: grid; width: 48px; height: 48px; place-items: center; border: 1px solid #dce8fb; border-radius: 14px; background: #f0f5ff; color: var(--blue); }
.feature-icon svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.6; }
.feature-icon-purple { border-color: #e9e0ff; background: #f8f5ff; color: var(--purple); }
.feature-kicker { margin-bottom: 5px; color: #95a2bb; font-size: 9px; }
.feature-item h2 { font-size: 19px; letter-spacing: -.035em; }
.feature-item p:last-child { margin: 9px 0 0; color: var(--muted); font-size: 12px; line-height: 1.85; }
.feature-divider { height: 94px; background: var(--line); }

.faq-section { padding-top: 102px; padding-bottom: 96px; }
.faq-section .section-heading { margin-bottom: 27px; }
.faq-list { border-top: 1px solid #dfe6f0; }
.faq-item { border-bottom: 1px solid #dfe6f0; }
.faq-item summary { display: flex; min-height: 70px; align-items: center; justify-content: space-between; gap: 24px; cursor: pointer; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-q { font-size: 14px; font-weight: 720; letter-spacing: -.015em; }
.faq-toggle { position: relative; width: 26px; height: 26px; flex: 0 0 26px; border: 1px solid #dbe4f1; border-radius: 50%; background: #fff; }
.faq-toggle::before, .faq-toggle::after { position: absolute; top: 50%; left: 50%; width: 9px; height: 1.5px; background: var(--blue); content: ""; transform: translate(-50%, -50%); transition: transform .18s ease; }
.faq-toggle::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-item[open] .faq-toggle::after { transform: translate(-50%, -50%) rotate(0); }
.faq-item > p { max-width: 770px; margin: -4px 52px 20px 0; color: var(--muted); font-size: 13px; line-height: 1.9; }

.contact-section { padding-bottom: 93px; }
.contact-card { display: flex; align-items: center; justify-content: space-between; gap: 36px; padding: 42px 48px; border-radius: 22px; background: var(--ink); color: var(--white); box-shadow: 0 19px 46px rgb(24 36 75 / 15%); }
.contact-card .section-index { color: #93baff; }
.contact-card .section-index span { color: #8b98b9; }
.contact-copy h2 { margin: 14px 0 12px; font-size: clamp(25px, 3vw, 35px); font-weight: 800; letter-spacing: -.06em; line-height: 1.37; }
.contact-copy > p:last-child { max-width: 500px; margin: 0; color: #b7c2d9; font-size: 12px; }
.button-light { flex: 0 0 auto; background: var(--white); color: var(--ink); box-shadow: 0 10px 25px rgb(0 0 0 / 12%); }
.button-light:hover { background: #edf4ff; }
.button-light svg { color: var(--blue); }

.site-footer { display: grid; min-height: 84px; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 20px; border-top: 1px solid var(--line); }
.footer-brand { width: fit-content; gap: 9px; font-size: 13px; font-weight: 800; text-decoration: none; }
.footer-brand img { border-radius: 9px; }
.legal-note { margin: 0; color: #8794ac; font-size: 10px; text-align: center; }
.footer-meta { display: flex; align-items: center; justify-content: flex-end; gap: 21px; color: #8794ac; font-size: 10px; }
.footer-meta a { color: var(--muted-dark); font-weight: 700; text-decoration: none; }
.footer-meta a span { color: var(--blue); }

.locale-gateway { display: grid; min-height: 100svh; place-items: center; padding: 28px; background: radial-gradient(ellipse at 50% 0%, #e9f1ff 0, transparent 54%), var(--paper); }
.gateway-card { width: min(100%, 440px); padding: 50px 42px 38px; border: 1px solid #e4ebf5; border-radius: 24px; background: rgb(255 255 255 / 91%); box-shadow: 0 25px 65px rgb(32 62 111 / 9%); text-align: center; }
.gateway-icon { display: block; margin: 0 auto 23px; border-radius: 21px; box-shadow: 0 11px 24px rgb(27 87 111 / 15%); }
.gateway-card .eyebrow { justify-content: center; font-size: 10px; }
.gateway-card h1 { margin: 13px 0 5px; font-size: 27px; font-weight: 800; letter-spacing: -.045em; line-height: 1.3; }
.gateway-copy { margin: 0; color: var(--muted); font-size: 13px; }
.gateway-copy-ja { margin-top: 3px; font-size: 12px; }
.gateway-languages { display: grid; gap: 10px; margin-top: 30px; }
.gateway-languages a { display: flex; min-height: 51px; align-items: center; justify-content: space-between; padding: 0 17px; border: 1px solid #e1e8f2; border-radius: 12px; background: #fff; font-size: 14px; font-weight: 720; text-decoration: none; transition: border-color .18s ease, background .18s ease, transform .18s ease; }
.gateway-languages a:hover { transform: translateY(-1px); border-color: #bbd2f6; background: #f8fbff; }
.gateway-languages a span { color: var(--blue); }
.gateway-footnote { margin: 27px 0 0; color: #9aa6bc; font-size: 10px; letter-spacing: .08em; }

@media (max-width: 900px) {
  .hero { min-height: 0; grid-template-columns: minmax(0, 1fr) minmax(285px, .75fr); gap: 23px; padding-block: 58px 65px; }
  .hero h1 { font-size: clamp(37px, 5vw, 54px); }
  .product-figure { width: min(100%, 325px); padding: 14px 14px 10px; }
  .screen-frame { height: 390px; }
  .section-heading { grid-template-columns: 150px minmax(0, 1fr); }
  .feature-inner { gap: 27px; }
  .contact-card { padding-inline: 36px; }
  .button-light { font-size: 12px; padding-inline: 15px; }
}

@media (max-width: 680px) {
  html { scroll-padding-top: 76px; }
  .shell { width: min(100% - 40px, 480px); }
  .site-header { width: calc(100% - 40px); height: 72px; }
  .brand { gap: 8px; }
  .brand img { width: 36px; height: 36px; border-radius: 10px; }
  .brand-wordmark { font-size: 16px; }
  .brand-section { font-size: 11px; }
  .header-nav { gap: 10px; }
  .header-nav > a:not(.header-contact):not(.language-switch) { display: none; }
  .header-contact { gap: 0; width: 38px; height: 38px; justify-content: center; border: 1px solid #d7e2f1; border-radius: 50%; background: #fff; }
  .header-contact span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  .header-contact svg { width: 16px; }
  .language-switch { padding: 7px 10px; }
  .hero { grid-template-columns: 1fr; gap: 30px; padding-block: 47px 51px; }
  .hero-copy { padding: 0; }
  .hero h1 { margin-block: 17px; font-size: clamp(38px, 10vw, 51px); }
  .hero-lede { font-size: 14px; }
  .hero-actions { gap: 16px; margin-top: 23px; }
  .button { min-height: 48px; padding-inline: 17px; font-size: 12px; }
  .hero-note { margin-top: 13px; font-size: 10px; }
  .product-figure { width: min(100%, 320px); justify-self: end; margin-right: 8px; transform: rotate(1deg); }
  .screen-frame { height: 400px; }
  .hero-orbit-one { top: 350px; right: -60px; width: 250px; height: 250px; }
  .hero-orbit-two { top: 380px; right: -75px; width: 320px; height: 320px; }
  .quick-facts { grid-template-columns: 1fr; padding-block: 9px; }
  .fact { justify-content: flex-start; gap: 10px; padding: 10px 2px; font-size: 11px; }
  .fact + .fact { border-top: 1px solid var(--line); border-left: 0; }
  .section { padding-block: 71px; }
  .section-heading { grid-template-columns: 1fr; gap: 10px; margin-bottom: 25px; }
  .section-index { padding-top: 0; }
  .section-heading h2 { font-size: 30px; }
  .section-intro { margin-top: 7px; font-size: 12px; }
  .steps { grid-template-columns: 1fr; gap: 10px; }
  .step-card { min-height: 0; padding: 19px 20px; }
  .step-card h3 { margin-top: 13px; font-size: 17px; }
  .step-card p { min-height: 0; }
  .step-limit { margin-top: 11px; }
  .threshold-note { align-items: flex-start; gap: 12px; padding: 15px; }
  .threshold-mark { width: 36px; height: 36px; flex-basis: 36px; }
  .threshold-note p { font-size: 11px; }
  .threshold-rule { right: -30px; width: 20%; }
  .feature-band { padding-block: 37px; }
  .feature-inner { grid-template-columns: 1fr; gap: 27px; }
  .feature-item { grid-template-columns: 43px minmax(0, 1fr); gap: 14px; }
  .feature-icon { width: 42px; height: 42px; border-radius: 12px; }
  .feature-item h2 { font-size: 17px; }
  .feature-divider { width: 100%; height: 1px; }
  .faq-section { padding-block: 71px; }
  .faq-section .section-heading { margin-bottom: 20px; }
  .faq-item summary { min-height: 63px; gap: 12px; }
  .faq-q { font-size: 12px; }
  .faq-toggle { width: 23px; height: 23px; flex-basis: 23px; }
  .faq-item > p { margin-right: 34px; font-size: 11px; }
  .contact-section { padding-bottom: 59px; }
  .contact-card { align-items: flex-start; flex-direction: column; gap: 22px; padding: 27px 23px; border-radius: 17px; }
  .contact-copy h2 { font-size: 26px; }
  .contact-copy > p:last-child { font-size: 11px; }
  .button-light { min-height: 46px; font-size: 11px; }
  .site-footer { min-height: 100px; grid-template-columns: 1fr auto; gap: 2px 10px; padding-block: 17px; }
  .legal-note { grid-row: 2; grid-column: 1 / -1; text-align: left; }
  .footer-meta { grid-column: 2; grid-row: 1; gap: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}