@font-face{font-family:LapisMincho;src:url('/lapis-mincho.ttf') format('truetype');font-style:normal;font-weight:500;font-display:swap}
:root{--ink:#f4f8ff;--muted:#afbbcf;--cyan:#72dbff;--gold:#d9c397;--deep:#030713;--panel:#09162c;--panel2:#0c2245;--line:rgba(126,188,255,.22)}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{margin:0;background:var(--deep);color:var(--ink);font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN",system-ui,sans-serif;font-size:16px;line-height:1.85;overflow-x:hidden}
a{color:inherit;text-decoration:none}
a:focus-visible{outline:3px solid var(--cyan);outline-offset:4px}
img{display:block;max-width:100%}
.wrap{width:min(1060px,calc(100% - 40px));margin:auto}
.skip-link{position:fixed;z-index:100;top:8px;left:8px;padding:10px 14px;background:#fff;color:#061128;transform:translateY(-180%)}
.skip-link:focus{transform:none}
header{position:fixed;z-index:30;inset:0 0 auto;background:linear-gradient(105deg,rgba(4,17,47,.97),rgba(7,54,119,.96) 52%,rgba(5,31,77,.97));border-bottom:1px solid rgba(117,210,255,.4);backdrop-filter:blur(16px)}
nav{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.brand{font-family:LapisMincho,"Yu Mincho","Hiragino Mincho ProN",serif;display:flex;flex-direction:column;line-height:1;color:white}
.brand small{font-size:13px;margin-left:2px}.brand strong{font-size:31px;font-weight:500}
.navlinks{display:flex;align-items:center;gap:20px;color:#d1dbea;font-size:14px;white-space:nowrap}
.nav-cta{padding:8px 15px;border:1px solid rgba(217,195,151,.65);border-radius:9px;background:rgba(5,20,48,.25)}
.hero{position:relative;isolation:isolate;min-height:590px;display:grid;align-items:end;padding:155px 0 74px;background:#07142d var(--hero-image) center/cover no-repeat}
.hero::before{content:"";position:absolute;z-index:-1;inset:0;background:linear-gradient(90deg,rgba(2,8,23,.93),rgba(3,18,42,.7) 55%,rgba(3,20,50,.25)),linear-gradient(0deg,rgba(3,7,19,.82),transparent 55%)}
.eyebrow{color:var(--gold);font-size:12px;font-weight:700;letter-spacing:.22em}
.hero h1{font-family:"Yu Mincho","Hiragino Mincho ProN","Noto Serif JP",serif;max-width:850px;margin:14px 0 18px;font-size:clamp(36px,6.2vw,68px);line-height:1.35;letter-spacing:.015em;font-weight:600;text-shadow:0 5px 28px rgba(0,0,0,.72)}
.hero p{max-width:680px;margin:0 0 28px;color:#e2e9f3;font-size:18px}
.actions{display:flex;flex-wrap:wrap;gap:11px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 21px;border:1px solid var(--line);border-radius:10px;font-weight:700;letter-spacing:.02em;background:rgba(5,15,34,.58);transition:.2s}
.btn.primary{background:linear-gradient(120deg,#155bc3,#144da0);border-color:rgba(217,195,151,.55)}
.btn:hover{transform:translateY(-2px);border-color:var(--gold)}
.facts{border-block:1px solid var(--line);background:linear-gradient(100deg,#07152c,#0b2346)}
.fact-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.fact{padding:22px 18px;border-right:1px solid var(--line)}.fact:last-child{border:0}
.fact b{display:block;color:#e4d2ae;font-size:19px}.fact span{display:block;color:var(--muted);font-size:13px}
main section{padding:82px 0;border-top:1px solid rgba(107,226,255,.09)}
.narrow{width:min(780px,100%)}
.kicker{color:var(--gold);font-size:12px;font-weight:700;letter-spacing:.22em}
h2{margin:9px 0 24px;font-size:clamp(29px,4.7vw,48px);line-height:1.35;font-weight:650;letter-spacing:-.015em}
h3{margin:0 0 8px;font-size:21px;line-height:1.5}
p{margin:0 0 18px;color:var(--muted)}
.lead{font-size:18px;color:#dce5f2}
.check-grid,.use-grid,.guide-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px;margin-top:28px}
.card{padding:27px;border:1px solid var(--line);border-radius:17px;background:linear-gradient(145deg,rgba(13,42,89,.76),rgba(5,14,31,.95))}
.card p{margin-bottom:0;font-size:15px}.card b{color:var(--cyan)}
.price-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:17px;margin-top:28px}
.price-card{padding:29px;border:1px solid var(--line);border-radius:19px;background:var(--panel)}
.price-card.featured{border-color:rgba(114,219,255,.58);background:linear-gradient(145deg,#0b3470,#08152d)}
.price{font-family:Georgia,serif;font-size:48px;font-weight:700;line-height:1.1;margin:8px 0 16px}.price small{font-family:inherit;font-size:16px}
.tags{display:flex;flex-wrap:wrap;gap:7px}.tags span{padding:6px 9px;border-radius:8px;background:rgba(255,255,255,.07);color:#dce5f2;font-size:12px}
.notice{margin-top:25px;padding:20px 22px;border-left:3px solid var(--gold);background:rgba(217,195,151,.08);color:#dfe7f3}
.steps{counter-reset:steps;display:grid;gap:12px;margin:28px 0 0;padding:0;list-style:none}
.steps li{position:relative;padding:20px 20px 20px 67px;border:1px solid var(--line);border-radius:15px;background:var(--panel)}
.steps li::before{counter-increment:steps;content:counter(steps);position:absolute;left:20px;top:20px;display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:#155bc3;color:white;font-weight:800}
.faq{display:grid;gap:10px;margin-top:26px}.faq details{padding:0 20px;border:1px solid var(--line);border-radius:14px;background:var(--panel)}
.faq summary{cursor:pointer;padding:17px 28px 17px 0;font-weight:700;position:relative}.faq summary::after{content:"＋";position:absolute;right:0;color:var(--cyan)}.faq details[open] summary::after{content:"−"}.faq p{margin:0 0 17px}
.breadcrumb{padding-top:102px;padding-bottom:20px;color:var(--muted);font-size:13px}.breadcrumb a{text-decoration:underline;text-underline-offset:3px}
.guide-card{display:flex;flex-direction:column;min-height:220px}.guide-card .label{color:var(--gold);font-size:11px;font-weight:800;letter-spacing:.12em}.guide-card h2,.guide-card h3{font-size:23px;margin:9px 0 10px}.guide-card p{margin-bottom:18px}.guide-card a{margin-top:auto;color:var(--cyan);font-weight:800}
.cta{padding:48px 32px!important;text-align:center;background:radial-gradient(circle at 50% 100%,rgba(22,120,255,.33),transparent 56%)}.cta h2{margin-bottom:12px}.cta p{max-width:650px;margin:0 auto 24px}
footer{padding:42px 0 105px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}.footer-grid{display:flex;justify-content:space-between;gap:24px;align-items:flex-start}.footer-links{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:9px 18px}.footer-links a{text-decoration:underline;text-underline-offset:3px}
.mobile-bar{display:none}
@media(max-width:760px){
 .wrap{width:min(100% - 28px,620px)}nav{min-height:104px;flex-wrap:wrap;padding:8px 0}.navlinks{width:100%;gap:16px;overflow-x:auto;padding-bottom:8px}.hero{min-height:650px;padding:170px 0 55px;background-position:63% center}.hero h1{font-size:39px}.hero p{font-size:16px}.fact-grid{grid-template-columns:1fr 1fr}.fact:nth-child(2){border-right:0}.fact:nth-child(-n+2){border-bottom:1px solid var(--line)}main section{padding:62px 0}.check-grid,.use-grid,.guide-grid,.price-grid{grid-template-columns:1fr}.card{padding:23px}.footer-grid{display:block}.footer-links{justify-content:flex-start;margin-top:22px}.mobile-bar{display:grid;grid-template-columns:1fr 1.25fr;position:fixed;z-index:40;inset:auto 0 0;padding:9px 12px 13px;gap:8px;background:rgba(3,8,23,.94);backdrop-filter:blur(15px);border-top:1px solid var(--line)}.mobile-bar .btn{min-height:46px;padding:0 8px;font-size:13px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}