:root{--color-bg: #f1f9ff;--color-surface: #e0f3ff;--color-card: rgba(255, 255, 255, .88);--color-glass: rgba(255, 255, 255, .65);--color-primary: #0094ff;--color-primary-strong: #2bc6ff;--color-accent: #ff3c89;--color-text-main: #043b66;--color-text-sub: rgba(4, 59, 102, .72);--color-text-on-blue: #063463;--color-text-on-blue-sub: rgba(6, 52, 99, .8);--color-line: rgba(4, 59, 102, .14);--shadow-soft: 0 24px 64px rgba(3, 78, 129, .22);--shadow-card: 0 16px 40px rgba(3, 78, 129, .18);--radius-large: 28px;--radius-medium: 18px;--radius-small: 12px;--max-width: 1120px}*,*:before,*:after{box-sizing:border-box}body{margin:0;font-family:Noto Sans JP,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:radial-gradient(circle at 18% 20%,rgba(103,224,255,.4),transparent 46%),radial-gradient(circle at 82% 12%,rgba(0,148,255,.38),transparent 45%),linear-gradient(145deg,#bde6ff,#6fcaff,#3fb1ff);color:var(--color-text-main);line-height:1.7;scroll-behavior:smooth}a{color:var(--color-primary);text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:4px;transition:color .2s ease,text-decoration-color .2s ease}a:hover{color:var(--color-accent);text-decoration-color:var(--color-accent)}img{max-width:100%;height:auto;display:block;border-radius:var(--radius-medium);border:1px solid rgba(0,80,130,.1);box-shadow:var(--shadow-card)}header{position:sticky;top:0;z-index:100;backdrop-filter:blur(18px);background:#ffffffbf;border-bottom:1px solid rgba(4,59,102,.08)}.nav{margin:0 auto;max-width:var(--max-width);padding:18px 24px;display:flex;align-items:center;justify-content:space-between;gap:24px}.logo{font-weight:700;letter-spacing:.06em;font-size:1.1rem;color:var(--color-primary)}.nav-links{display:flex;gap:20px;font-size:.95rem}.main{margin:0 auto;max-width:var(--max-width);padding:120px 24px 80px}.section{margin-bottom:120px}.hero{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));align-items:center;gap:48px;padding:64px 56px;border-radius:var(--radius-large);background:linear-gradient(140deg,#ffffffd1,#abe2ffc7 48%,#76cdffb8);border:1px solid rgba(6,52,99,.08);box-shadow:0 34px 72px #0634632e}.hero-header{display:flex;flex-direction:column;gap:24px;color:var(--color-text-on-blue)}.hero-header h1{color:var(--color-text-on-blue)}.hero-tagline{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;font-size:.85rem;border-radius:9999px;background:#0094ff29;width:fit-content;border:1px solid rgba(0,148,255,.28);font-weight:600;color:var(--color-text-on-blue)}h1{margin:0;font-size:clamp(2.4rem,2.3rem + 1.8vw,3.4rem);line-height:1.15;letter-spacing:.02em;text-shadow:0 8px 20px rgba(3,78,129,.22)}.hero-description{font-size:1.05rem;color:var(--color-text-on-blue-sub)}.cta-group{display:flex;flex-wrap:wrap;gap:16px}.cta-primary,.cta-secondary{padding:15px 28px;border-radius:9999px;font-weight:600;transition:transform .2s ease,box-shadow .2s ease,background .2s ease;border:none}.cta-primary{background:linear-gradient(120deg,#0094ff,#2bc6ff 55%,#67e0ff);color:#fff;box-shadow:0 18px 46px #0094ff52}.cta-primary:hover{transform:translateY(-3px);box-shadow:0 20px 52px #0094ff6b}.cta-secondary{background:#ffffffe0;color:var(--color-primary);border:1px solid rgba(6,52,99,.12);box-shadow:0 18px 40px #0634631f}.cta-secondary:hover{transform:translateY(-3px);border-color:#06346338}.supporting-copy{font-size:.9rem;color:var(--color-text-on-blue-sub)}.supporting-copy a{color:var(--color-primary)}.badge-list{display:grid;gap:14px;margin-top:28px;color:var(--color-text-sub)}.badge-item{display:flex;align-items:center;gap:12px;padding:14px 18px;border-radius:var(--radius-medium);background:#ffffffd9;border:1px solid rgba(6,52,99,.12);color:var(--color-text-main);box-shadow:0 14px 26px #0634631f}.badge-dot{width:10px;height:10px;border-radius:50%;background:var(--color-primary);box-shadow:0 0 12px #0094ff8c}.section-title{font-size:2rem;margin-bottom:12px}.section-sub{margin-top:4px;color:#063463a8;font-weight:500}.section-sub a,.step-card a,.step-card a:hover{color:var(--color-primary)}.cards-grid{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));margin-top:36px}.section-visual{margin:36px 0;border-radius:var(--radius-large);overflow:hidden;border:1px solid rgba(4,59,102,.08);box-shadow:var(--shadow-card)}.section-visual img{display:block;width:100%;height:auto}.card{padding:28px;border-radius:var(--radius-large);background:var(--color-card);border:1px solid rgba(4,59,102,.08);box-shadow:var(--shadow-card);display:flex;flex-direction:column;gap:16px}.card h3{margin:0;font-size:1.2rem;color:var(--color-text-main)}.card p{margin:0;color:var(--color-text-sub);font-size:.95rem}.overview{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));align-items:center;gap:36px;margin-top:36px}.overview-text{padding:28px;background:#ffffffd9;border-radius:var(--radius-large);border:1px solid rgba(4,59,102,.08);box-shadow:var(--shadow-soft);margin-top:32px}.overview-media{margin:0 0 20px;border-radius:var(--radius-medium);overflow:hidden;border:1px solid rgba(255,255,255,.08);box-shadow:var(--shadow-card)}.overview-media img{display:block;width:100%;height:auto}.steps{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));margin-top:40px}#steps{padding:96px 56px;border-radius:var(--radius-large);background:linear-gradient(150deg,#ffffffeb,#d6edffe0,#aae2ffd1);border:1px solid rgba(6,52,99,.08);box-shadow:0 32px 68px #0634632e}#steps .section-title{color:#082f57}#steps .section-sub{color:#082f57bf}.step-card{padding:26px;border-radius:var(--radius-large);background:#fffffff2;border:1px solid rgba(6,52,99,.12);position:relative;overflow:hidden;box-shadow:0 28px 54px #06346324}.step-number{position:absolute;top:18px;right:22px;font-weight:700;font-size:2rem;color:#ff3c8aef}.price-box{padding:40px;border-radius:var(--radius-large);background:linear-gradient(135deg,#ffffffeb,#d5f0fff2,#92dcffe6);border:1px solid rgba(4,59,102,.12);display:grid;gap:18px}.price-box ul{margin:0;padding-left:20px;display:grid;gap:8px}.disclaimer-stack{margin-top:16px;display:grid;gap:6px;font-size:.8rem;color:var(--color-text-sub)}.disclaimer-stack p{margin:0}.faq{display:grid;gap:18px;margin-top:40px}details{background:#ffffffe6;border-radius:var(--radius-medium);border:1px solid rgba(4,59,102,.12);padding:20px 24px;box-shadow:0 12px 28px #034e812e}summary{cursor:pointer;font-weight:600;list-style:none}summary::-webkit-details-marker{display:none}details[open] summary{color:var(--color-primary-strong)}details p{margin:12px 0 0;color:var(--color-text-sub)}.cta-banner{margin-top:48px;padding:40px;border-radius:var(--radius-large);background:linear-gradient(120deg,#0094ff9e,#2bc6ffa8,#67e0ff80);border:1px solid rgba(255,255,255,.35);display:grid;gap:18px;justify-items:start;box-shadow:var(--shadow-soft);color:#fff}.cta-banner p{color:#ffffffd9}.cta-banner .cta-secondary{background:#ffffff38;color:#fff;border:1px solid rgba(255,255,255,.55);box-shadow:0 18px 38px #0234593d}.cta-banner .cta-secondary:hover{border-color:#ffffffd9}footer{border-top:1px solid rgba(4,59,102,.1);background:#ffffffd1;padding:48px 24px}.footer-inner{margin:0 auto;max-width:var(--max-width);display:grid;gap:24px}.footer-links{display:flex;flex-wrap:wrap;gap:18px;color:var(--color-text-sub);font-size:.92rem}.language-switcher{display:flex;flex-wrap:wrap;gap:12px;font-size:.9rem;color:#043b66a6}.language-switcher a{color:inherit;text-decoration:none;border-bottom:1px solid rgba(4,59,102,.2);padding-bottom:2px}.language-switcher a:hover{color:var(--color-primary);border-bottom-color:var(--color-primary)}.language-switcher a[aria-current=page]{color:var(--color-primary);border-bottom-color:var(--color-primary);font-weight:600}.copyright{color:#043b668c;font-size:.85rem}@media(max-width:768px){.nav-links{display:none}.main{padding:96px 20px 64px}.section{margin-bottom:80px}.hero{padding:48px 28px}#steps{padding:72px 28px}.steps{gap:28px}.step-card{padding:32px 24px}.section-visual{margin:28px 0}.cta-group{width:100%}.cta-primary,.cta-secondary{flex:1 1 100%;text-align:center}footer{padding:40px 20px}}