:root {
  --navy: #071f4a;
  --navy-2: #0a2c66;
  --blue: #1473e6;
  --blue-soft: #edf5ff;
  --ink: #0b1730;
  --text: #465269;
  --line: #dce5f1;
  --surface: #f6f9fd;
  --white: #fff;
  --shadow: 0 18px 50px rgba(7, 31, 74, .12);
  --radius: 22px;
  --container: 1120px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 82px; }
body { margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif; color: var(--ink); background: var(--white); line-height: 1.8; -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.section-pad { padding: 78px 0; }
.section-tint { background: var(--surface); }
.eyebrow { margin: 0 0 12px; color: var(--blue); font-size: .74rem; font-weight: 800; letter-spacing: .16em; }
.eyebrow-light { color: #7fc1ff; }
.section-heading { max-width: 700px; margin-bottom: 34px; }
.section-heading h2, .contact h2, .account h2, .profile h2, .company h2 { margin: 0; font-size: clamp(1.85rem, 7vw, 3.4rem); line-height: 1.28; letter-spacing: -.035em; }
.section-heading > p:last-child { margin: 16px 0 0; color: var(--text); }

.site-header { position: sticky; top: 0; z-index: 100; border-bottom: 1px solid rgba(220,229,241,.75); background: rgba(255,255,255,.9); backdrop-filter: blur(15px); }
.header-inner { min-height: 72px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: grid; line-height: 1; }
.brand-mark { color: var(--navy); font-family: Georgia, "Times New Roman", serif; font-size: 2rem; letter-spacing: .07em; }
.brand-sub { margin-top: 4px; color: var(--text); font-size: .62rem; font-weight: 700; letter-spacing: .03em; }
.menu-button { width: 46px; height: 46px; padding: 11px; border: 0; border-radius: 12px; background: transparent; display: grid; align-content: center; gap: 5px; }
.menu-button span { display: block; height: 2px; background: var(--navy); transition: .25s; }
.menu-button.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-button.is-open span:nth-child(2) { opacity: 0; }
.menu-button.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.global-nav { position: fixed; inset: 72px 0 auto; padding: 24px 20px 34px; background: #fff; box-shadow: 0 20px 30px rgba(7,31,74,.12); display: grid; gap: 4px; transform: translateY(-120%); opacity: 0; pointer-events: none; transition: .28s ease; }
.global-nav.is-open { transform: translateY(0); opacity: 1; pointer-events: auto; }
.global-nav a { padding: 13px 10px; font-weight: 700; border-bottom: 1px solid var(--line); }
.global-nav .nav-cta { margin-top: 8px; color: #fff; text-align: center; background: var(--navy); border-radius: 999px; border: 0; }

.hero { overflow: hidden; padding-top: 52px; background: radial-gradient(circle at 90% 15%, #e9f4ff 0, transparent 34%); }
.hero-grid { display: grid; gap: 40px; }
.hero-copy h1 { margin: 0; font-size: clamp(2.35rem, 11vw, 5rem); line-height: 1.25; letter-spacing: -.055em; }
.hero-copy h1 span { color: var(--blue); }
.hero-lead { margin: 24px 0 0; color: var(--text); font-size: 1rem; }
.hero-actions { display: grid; gap: 12px; margin-top: 28px; }
.button { min-height: 56px; padding: 0 22px; border: 1px solid transparent; border-radius: 999px; display: inline-flex; align-items: center; justify-content: center; gap: 20px; font-weight: 800; transition: transform .2s, box-shadow .2s, background .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #fff; background: linear-gradient(135deg, var(--navy), var(--navy-2)); box-shadow: 0 12px 28px rgba(7,31,74,.2); }
.button-secondary { color: var(--navy); border-color: #9bb2ce; background: #fff; }
.hero-points { padding: 0; margin: 24px 0 0; list-style: none; display: grid; gap: 8px; color: var(--text); font-size: .88rem; }
.hero-points li::before { content: "✓"; margin-right: 9px; color: var(--blue); font-weight: 900; }
.hero-media { display: none; position: relative; }
.hero-media::before { content: ""; position: absolute; inset: 10% -18% -6% 18%; z-index: -1; border-radius: 50%; background: #dceeff; filter: blur(20px); }
.hero-media img { width: 100%; aspect-ratio: 1.02 / 1; object-fit: cover; border-radius: 28px; box-shadow: var(--shadow); }
.floating-card { position: absolute; min-width: 130px; padding: 12px 14px; border: 1px solid rgba(255,255,255,.7); border-radius: 14px; background: rgba(255,255,255,.88); box-shadow: 0 12px 30px rgba(7,31,74,.15); backdrop-filter: blur(10px); }
.floating-card strong, .floating-card span { display: block; }
.floating-card strong { font-size: .85rem; }
.floating-card span { color: var(--text); font-size: .7rem; }
.card-one { left: -8px; bottom: 52px; }
.card-two { right: -8px; top: 36px; }

.trust-strip { border-block: 1px solid var(--line); background: #fff; }
.trust-list { min-height: 92px; display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 0; }
.trust-list span { padding: 10px; color: #657087; font-size: .72rem; font-weight: 800; text-align: center; }

.about-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; box-shadow: var(--shadow); }
.about-card img { display: none; width: 100%; aspect-ratio: 3 / 2; object-fit: cover; object-position: center 35%; }
.about-copy { padding: 28px 24px; }
.about-copy h3 { margin: 0; font-size: 1.35rem; line-height: 1.45; }
.about-copy p { color: var(--text); }
.quote { margin-top: 22px; padding: 17px 18px; border-left: 3px solid var(--blue); background: var(--blue-soft); color: var(--navy); font-weight: 800; }

.grid-four { display: grid; gap: 14px; }
.feature-card { position: relative; padding: 26px 22px; border: 1px solid #e1e8f2; border-radius: 18px; background: #fff; transition: transform .2s, box-shadow .2s; }
.feature-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.feature-number { position: absolute; top: 18px; right: 20px; color: #b8c6d8; font-weight: 800; }
.icon-wrap { width: 54px; height: 54px; margin-bottom: 18px; border-radius: 16px; display: grid; place-items: center; background: var(--blue-soft); }
.icon-wrap svg { width: 29px; fill: var(--blue); }
.feature-card h3 { margin: 0; font-size: 1.1rem; }
.feature-card p { margin-bottom: 0; color: var(--text); font-size: .9rem; }

.service-list { display: grid; gap: 12px; }
.service-card { padding: 24px 20px; border: 1px solid var(--line); border-radius: 18px; display: grid; grid-template-columns: 52px 1fr; gap: 14px; background: #fff; transition: border-color .2s, transform .2s; }
.service-card:hover { border-color: #9ac7ff; transform: translateX(4px); }
.service-index { color: var(--blue); font-size: 1.3rem; font-weight: 900; }
.service-card h3 { margin: 0 0 6px; font-size: 1.12rem; }
.service-card p { margin: 0; color: var(--text); font-size: .91rem; }

.section-dark { color: #fff; background: linear-gradient(135deg, #071f4a, #0d3676); }
.account-grid { display: grid; gap: 36px; }
.account-copy > p:not(.eyebrow) { color: #c5d3e7; }
.text-link { display: inline-flex; gap: 12px; margin-top: 14px; color: #fff; font-weight: 800; border-bottom: 1px solid rgba(255,255,255,.45); }
.account-panel { padding: 24px; border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius); background: rgba(255,255,255,.08); display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 10px; }
.cycle-item { min-height: 96px; padding: 12px; border-radius: 16px; display: grid; place-items: center; background: rgba(255,255,255,.1); }
.cycle-item b { color: #7fc1ff; font-size: .8rem; }
.cycle-item span { font-weight: 800; }
.cycle-arrow { color: #7fc1ff; }
.cycle-arrow:nth-of-type(4) { display: none; }
.cycle-item:last-child { grid-column: 2 / 3; }

.flow-list { padding: 0; margin: 0; list-style: none; counter-reset: item; }
.flow-list li { position: relative; padding: 0 0 30px 72px; display: grid; grid-template-columns: 1fr; }
.flow-list li:not(:last-child)::after { content: ""; position: absolute; left: 27px; top: 56px; bottom: 8px; width: 1px; background: var(--line); }
.flow-list li > span { position: absolute; left: 0; top: 0; width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center; color: #fff; background: var(--navy); font-weight: 900; }
.flow-list h3 { margin: 3px 0 3px; }
.flow-list p { margin: 0; color: var(--text); }

.company-table { margin: 0; border-top: 1px solid var(--line); }
.company-row { display: grid; grid-template-columns: 7.5rem 1fr; gap: 12px 20px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.company-row dt { margin: 0; color: var(--navy); font-weight: 800; font-size: .9rem; }
.company-row dd { margin: 0; color: var(--text); }
.company-row a { color: var(--blue); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }

.profile-grid { display: grid; gap: 26px; }
.profile-role { font-weight: 800; font-size: 1.15rem; }
.profile-role span { color: var(--blue); }
.profile-copy p:not(.profile-role) { color: var(--text); }

.faq-wrap { max-width: 900px; }
.faq-list { display: grid; gap: 10px; }
details { border: 1px solid var(--line); border-radius: 16px; background: #fff; }
summary { position: relative; padding: 21px 52px 21px 20px; list-style: none; font-weight: 800; cursor: pointer; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 20px; top: 50%; transform: translateY(-50%); color: var(--blue); font-size: 1.4rem; }
details[open] summary::after { content: "−"; }
details p { margin: 0; padding: 0 20px 22px; color: var(--text); }

.contact { color: #fff; background: var(--navy); }
.contact-grid { display: grid; gap: 36px; }
.contact-copy > p:not(.eyebrow) { color: #c6d3e7; }
.contact-copy ul { padding: 0; margin: 24px 0 0; list-style: none; display: grid; gap: 8px; }
.contact-copy li::before { content: "✓"; margin-right: 9px; color: #7fc1ff; }
.contact-form { padding: 24px 20px; border-radius: var(--radius); color: var(--ink); background: #fff; box-shadow: 0 24px 60px rgba(0,0,0,.2); }
.contact-form label { display: grid; gap: 7px; margin-bottom: 15px; font-size: .86rem; font-weight: 800; }
.contact-form label > span { margin-left: 7px; color: var(--blue); font-size: .65rem; }
.contact-form input, .contact-form textarea { width: 100%; border: 1px solid #cdd8e6; border-radius: 11px; padding: 13px 14px; background: #fbfdff; outline: none; transition: border-color .2s, box-shadow .2s; }
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(20,115,230,.12); }
.contact-form .invalid { border-color: #d64242; }
.button-light { width: 100%; color: var(--navy); background: #eaf4ff; }
.form-note { margin: 10px 0 0; color: #778398; font-size: .72rem; text-align: center; }

.site-footer { padding: 54px 0 90px; background: #04142f; color: #c8d3e3; }
.footer-grid { display: grid; gap: 24px; }
.footer-brand { color: #fff; }
.site-footer p { margin: 3px 0 0; font-size: .8rem; }
.site-footer nav { display: grid; gap: 8px; font-size: .86rem; }
.copyright { color: #78879d; }
.mobile-cta { position: fixed; left: 16px; right: 16px; bottom: max(12px, env(safe-area-inset-bottom)); z-index: 80; min-height: 56px; border-radius: 999px; display: flex; align-items: center; justify-content: center; gap: 18px; color: #fff; background: linear-gradient(135deg, #0d3676, #1473e6); box-shadow: 0 14px 34px rgba(7,31,74,.32); font-weight: 800; }
.toast { position: fixed; left: 20px; right: 20px; bottom: 86px; z-index: 120; padding: 15px 16px; border-radius: 12px; color: #fff; background: #0f6a3f; box-shadow: var(--shadow); text-align: center; transform: translateY(30px); opacity: 0; pointer-events: none; transition: .3s; }
.toast.show { transform: translateY(0); opacity: 1; }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .65s ease, transform .65s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (min-width: 680px) {
  .container { width: min(calc(100% - 64px), var(--container)); }
  .hero-actions { grid-template-columns: repeat(2, max-content); }
  .trust-list { grid-template-columns: repeat(4, 1fr); }
  .grid-four { grid-template-columns: 1fr 1fr; }
  .service-list { grid-template-columns: 1fr 1fr; }
  .account-panel { grid-template-columns: repeat(7, auto); }
  .cycle-arrow:nth-of-type(4) { display: block; }
  .cycle-item:last-child { grid-column: auto; }
  .profile-grid { grid-template-columns: .8fr 1.4fr; }
  .company-row { grid-template-columns: 10rem 1fr; padding: 22px 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .copyright { grid-column: 1 / -1; }
}

@media (min-width: 960px) {
  .section-pad { padding: 112px 0; }
  .site-header { position: fixed; inset: 0 0 auto; }
  body { padding-top: 82px; }
  .header-inner { min-height: 82px; }
  .menu-button { display: none; }
  .global-nav { position: static; padding: 0; background: transparent; box-shadow: none; display: flex; align-items: center; gap: 24px; transform: none; opacity: 1; pointer-events: auto; }
  .global-nav a { padding: 8px 0; border: 0; font-size: .82rem; }
  .global-nav .nav-cta { margin: 0; padding: 11px 20px; }
  .hero { min-height: calc(100vh - 82px); display: grid; align-items: center; padding-top: 70px; }
  .hero-grid { grid-template-columns: 1.05fr .95fr; align-items: center; gap: 72px; }
  .hero-lead { max-width: 620px; font-size: 1.08rem; }
  .hero-points { grid-template-columns: 1fr 1fr; }
  .hero-media { display: block; }
  .hero-media img { min-height: 600px; }
  .about-card { display: grid; grid-template-columns: 1.05fr .95fr; }
  .about-card img { display: block; height: 100%; min-height: 360px; aspect-ratio: auto; object-position: center; }
  .about-copy { padding: 48px; display: flex; flex-direction: column; justify-content: center; }
  .grid-four { grid-template-columns: repeat(4, 1fr); }
  .service-list { grid-template-columns: 1fr 1fr; gap: 18px; }
  .service-card { padding: 30px; }
  .account-grid { grid-template-columns: 1fr 1fr; align-items: center; gap: 80px; }
  .flow-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
  .flow-list li { padding: 78px 0 0; }
  .flow-list li:not(:last-child)::after { left: 54px; top: 27px; bottom: auto; width: calc(100% + 24px); height: 1px; }
  .flow-list li > span { left: 0; }
  .contact-grid { grid-template-columns: .9fr 1.1fr; align-items: start; gap: 90px; }
  .contact-form { padding: 38px; }
  .site-footer { padding-bottom: 54px; }
  .footer-grid { grid-template-columns: 1fr auto auto; align-items: start; }
  .site-footer nav { grid-template-columns: repeat(4, auto); gap: 22px; }
  .copyright { grid-column: auto; align-self: end; }
  .mobile-cta { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
  .reveal { opacity: 1; transform: none; }
}