:root{--purple:#6c4cf1;--deep:#4326b8;--cyan:#43d7e8;--yellow:#ffd45a;--navy:#17213c;--ink:#27314d;--pale:#f7f5ff;--line:#d8d1fd;--white:#fff;--green:#18b86b}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px}body{margin:0;color:var(--navy);background:#fff;font-family:"M PLUS Rounded 1c","Noto Sans JP","Yu Gothic",Meiryo,sans-serif;line-height:1.75;overflow-x:hidden}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}.wrap{width:min(1180px,calc(100% - 40px));margin-inline:auto}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;z-index:2000;top:8px;left:8px;padding:10px 16px;color:var(--deep);background:#fff;border:2px solid var(--purple);border-radius:10px;transform:translateY(-150%)}.skip-link:focus{transform:none}.section{padding:76px 0}.section-heading{max-width:820px;margin-bottom:30px}.section-heading h2,.faq-copy h2{margin:8px 0 10px;font-size:clamp(28px,3.2vw,44px);line-height:1.35;letter-spacing:.02em}.section-heading>p:last-child,.faq-copy>p:last-child{margin:0;color:#5e6578;font-weight:700}.section-label{display:flex;align-items:center;gap:11px;margin:0;color:var(--deep);font-size:12px;font-weight:900;letter-spacing:.12em}.section-label b{display:grid;flex:0 0 38px;width:38px;height:38px;place-items:center;color:#fff;border:2px solid #311d9a;border-radius:50%;background:linear-gradient(145deg,#7659f4,#4a2bc8);box-shadow:0 3px 0 #24175f;font-size:15px}.torn{position:relative}.torn::before{position:absolute;top:-11px;right:0;left:0;height:22px;background:radial-gradient(circle at 11px 22px,transparent 10px,#f7f5ff 11px) 0 0/22px 22px repeat-x;content:""}.button{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:58px;padding:13px 26px;border:2px solid var(--purple);border-radius:999px;font-weight:900;letter-spacing:.02em}.button.primary{color:#fff;background:linear-gradient(135deg,#7658f4,#4326b8);box-shadow:0 6px 0 #191d4b;transition:transform .2s ease,box-shadow .2s ease}.button.primary:hover{transform:translateY(-3px);box-shadow:0 9px 0 #191d4b}

.orientation-hero{padding:38px 0 58px;background:radial-gradient(circle at 13% 20%,rgba(67,215,232,.16),transparent 29%),linear-gradient(135deg,#fff 0 62%,#f6f3ff)}.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(420px,.88fr);align-items:center;gap:52px}.breadcrumb{display:flex;align-items:center;gap:10px;margin-bottom:18px;color:#77758a;font-size:12px;font-weight:700}.breadcrumb a{color:var(--deep)}.hero-copy h1{margin:14px 0 18px;font-size:clamp(38px,4.25vw,60px);line-height:1.24;letter-spacing:.02em}.hero-copy h1 em{display:inline-block;color:var(--deep);font-style:normal;background:linear-gradient(transparent 70%,rgba(255,212,90,.52) 0)}.hero-lead{max-width:720px;margin:0;color:#3f4962;font-size:17px;font-weight:700}.hero-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin:24px 0;padding:0;list-style:none}.hero-facts li{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:72px;padding:9px;border:1.5px solid var(--line);border-radius:15px;background:rgba(255,255,255,.88);text-align:center}.hero-facts b{color:var(--deep);font-size:17px}.hero-facts span{font-size:11px;font-weight:800}.hero-copy .button{max-width:520px}.hero-map{position:relative;margin:0;overflow:hidden;border:3px solid var(--navy);border-radius:28px;background:#fff;box-shadow:14px 14px 0 rgba(108,76,241,.18)}.hero-map picture{display:block;aspect-ratio:4/3;overflow:hidden}.hero-map img{width:100%;height:100%;object-fit:cover;object-position:center}.hero-map figcaption{position:absolute;right:16px;bottom:16px;max-width:250px;padding:12px 16px;border:2px solid var(--purple);border-radius:16px;color:var(--deep);background:rgba(255,255,255,.94);font-size:13px;font-weight:800;line-height:1.55}.hero-map figcaption b{color:var(--navy)}

.page-purpose{background:#fff}.purpose-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.purpose-grid article{position:relative;min-height:210px;padding:28px 24px;border:2px solid var(--line);border-radius:20px;background:linear-gradient(145deg,#fff,#fbfaff);box-shadow:0 7px 0 #eeeaff}.purpose-grid article>span{display:inline-block;color:var(--purple);font-size:12px;font-weight:900;letter-spacing:.14em}.purpose-grid h3{margin:25px 0 8px;font-size:23px}.purpose-grid p{margin:0;color:#596176;font-weight:650}.purpose-grid article::after{position:absolute;right:20px;top:18px;color:rgba(108,76,241,.11);content:"✓";font-size:72px;font-weight:900}

.how-to-use{background:var(--pale)}.use-steps{display:grid;gap:14px;margin:0;padding:0;list-style:none}.use-steps li{display:grid;grid-template-columns:76px minmax(0,1fr);align-items:center;min-height:150px;padding:22px 28px;border:2px solid #ded8ff;border-radius:20px;background:#fff}.use-steps li>b{display:grid;width:55px;height:55px;place-items:center;color:#fff;border-radius:18px;background:linear-gradient(145deg,#7356ef,#4326b8);box-shadow:0 5px 0 #d8d0ff;font-size:22px}.use-steps h3{margin:8px 0 4px;font-size:22px}.use-steps p{margin:0;color:#566075;font-weight:650}.sample-tag{display:inline-flex;padding:3px 11px;border-radius:999px;color:#fff;background:#7557ef;font-size:11px;font-weight:900}.sample-tag.cyan{color:#165c66;background:#baf2f7}.sample-tag.yellow{color:#6d4d00;background:#ffe69a}

.guides{background:#fff}.guide-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.guide-card{display:grid;grid-template-columns:minmax(0,1fr) 230px;min-height:365px;overflow:hidden;border:2px solid var(--line);border-radius:24px;background:#fff;box-shadow:0 8px 0 #eeeaff}.guide-copy{position:relative;z-index:2;padding:28px 12px 24px 28px}.guide-copy .role{display:inline-flex;margin:0 0 8px;padding:4px 11px;border-radius:999px;color:#fff;background:var(--purple);font-size:11px;font-weight:900}.guide-copy h3{margin:0 0 18px;color:var(--deep);font-size:29px}.guide-copy h3 small{font-size:13px}.guide-copy ul{display:grid;gap:9px;margin:0 0 22px;padding:0;list-style:none}.guide-copy li{position:relative;padding-left:22px;font-size:14px;font-weight:750}.guide-copy li::before{position:absolute;left:0;color:var(--purple);content:"●"}.guide-copy strong{display:block;padding:12px 14px;border-radius:13px;color:#fff;background:linear-gradient(120deg,#7960e9,#4fa8d0);font-size:13px}.guide-image{position:relative;margin:0;overflow:hidden;background:radial-gradient(circle at 50% 35%,#fff 0 25%,transparent 55%),linear-gradient(145deg,#eafcff,#f3efff)}.sai-image img{position:absolute;right:-10px;bottom:-116px;width:245px;max-width:none}.kazuma-image img{width:100%;height:100%;object-fit:cover;object-position:35% center}.kazuma-card{border-color:#bcd9ee}.kazuma-card .role{background:#2d8dbd}.kazuma-card .guide-copy strong{background:linear-gradient(120deg,#5574d7,#2d8dbd)}

.safety{background:var(--pale)}.safety-layout{display:grid;grid-template-columns:minmax(280px,.8fr) minmax(0,1.2fr);align-items:start;gap:54px}.safety-layout .section-heading{margin:0}.safety-list{display:grid;gap:12px;margin:0;padding:0;list-style:none}.safety-list li{display:grid;grid-template-columns:54px minmax(0,1fr);gap:14px;align-items:center;padding:18px 20px;border:1.5px solid #d7dff1;border-radius:17px;background:#fff}.safety-list li>b{display:grid;width:46px;height:46px;place-items:center;color:#fff;border-radius:50%;background:var(--deep);font-size:17px}.safety-list h3{margin:0 0 3px;font-size:17px}.safety-list p{margin:0;color:#60687b;font-size:13px;font-weight:650}

.next-guide{background:#fff}.route-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.route-card{position:relative;min-height:240px;padding:25px 20px 58px;border:2px solid #dcd5fc;border-radius:20px;background:linear-gradient(145deg,#fff,#fbfaff);transition:transform .2s ease,box-shadow .2s ease}.route-card:hover{transform:translateY(-5px);box-shadow:0 10px 0 #eeeaff}.route-card span{display:block;min-height:42px;color:#697085;font-size:12px;font-weight:800}.route-card h3{margin:13px 0 8px;color:var(--deep);font-size:21px;line-height:1.35}.route-card p{margin:0;color:#5c6478;font-size:13px;font-weight:650}.route-card i{position:absolute;right:16px;bottom:15px;display:grid;width:38px;height:38px;place-items:center;border:2px solid var(--purple);border-radius:50%;color:var(--deep);background:#fff;font-style:normal;font-weight:900}.route-card>b{position:absolute;top:-12px;right:15px;padding:4px 12px;border-radius:999px;color:#624800;background:var(--yellow);font-size:11px}.primary-route{border-color:var(--purple);background:linear-gradient(145deg,#fff,#f1edff)}

.faq-section{background:#fffaf0}.faq-layout{display:grid;grid-template-columns:360px minmax(0,1fr);gap:50px}.faq-copy h2{font-size:35px}.faq-list{display:grid;gap:10px}.faq-list details{border:1.5px solid #d9d2f8;border-radius:14px;background:#fff}.faq-list summary{padding:17px 48px 17px 18px;color:var(--deep);font-weight:900;cursor:pointer;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary::after{float:right;margin-right:-30px;content:"＋"}.faq-list details[open] summary::after{content:"−"}.faq-list details p{margin:0;padding:0 18px 17px;color:#5a6275;font-weight:650}

.final-cta{padding:72px 0;background:linear-gradient(145deg,#f4f0ff,#eefcff)}.cta-card{display:grid;grid-template-columns:minmax(0,1fr) 250px;align-items:end;min-height:310px;overflow:hidden;padding:36px 40px 0;border:3px solid var(--purple);border-radius:28px;background:#fff;box-shadow:0 10px 0 #ddd4ff}.cta-card>div{padding-bottom:38px}.cta-card h2{margin:10px 0 7px;font-size:clamp(30px,3.5vw,45px)}.cta-card p:not(.section-label){margin:0 0 22px;color:#5a6275;font-weight:700}.cta-card .button{max-width:620px}.cta-card>img{width:240px;margin-bottom:-35px}.site-footer{padding:26px 0;color:#fff;background:linear-gradient(110deg,#311d8f,#15245a)}.footer-inner{display:grid;grid-template-columns:260px 1fr;align-items:center;gap:20px}.footer-inner>div{display:flex;flex-direction:column}.footer-inner strong{font-size:23px}.footer-inner small{font-size:10px}.footer-inner nav{display:flex;justify-content:flex-end;gap:20px;font-size:12px;font-weight:700}.footer-inner p{grid-column:1/-1;margin:0;text-align:center;font-size:10px}.reveal{opacity:0;transform:translateY(18px);transition:opacity .55s ease,transform .55s ease}.reveal.is-visible{opacity:1;transform:none}

@media(max-width:1020px){.wrap{width:min(100% - 32px,900px)}.orientation-hero{padding-top:28px}.hero-grid{grid-template-columns:minmax(0,1fr) 380px;gap:30px}.hero-copy h1{font-size:40px}.hero-lead{font-size:15px}.guide-card{grid-template-columns:minmax(0,1fr) 190px}.sai-image img{right:-20px;width:225px}.route-grid{grid-template-columns:1fr 1fr}.faq-layout{grid-template-columns:300px 1fr}}

@media(max-width:760px){html{scroll-padding-top:72px}.wrap{width:calc(100% - 32px)}.section{padding:54px 0}.orientation-hero{padding:24px 0 48px}.hero-grid{grid-template-columns:1fr;gap:26px}.hero-copy h1{font-size:clamp(32px,8vw,44px)}.hero-lead{font-size:15px}.hero-copy .button{max-width:none}.hero-map{box-shadow:8px 8px 0 rgba(108,76,241,.18)}.hero-map picture{aspect-ratio:16/10}.hero-map figcaption{right:10px;bottom:10px;max-width:215px;font-size:11px}.purpose-grid{grid-template-columns:1fr}.purpose-grid article{min-height:0}.use-steps li{grid-template-columns:56px minmax(0,1fr);padding:18px 16px}.use-steps li>b{width:44px;height:44px;border-radius:14px;font-size:18px}.use-steps h3{font-size:18px}.use-steps p{font-size:13px}.guide-grid{grid-template-columns:1fr}.guide-card{grid-template-columns:minmax(0,1fr) 210px;min-height:330px}.guide-copy{padding:24px 10px 22px 24px}.sai-image img{right:-4px;bottom:-112px;width:225px}.safety-layout{grid-template-columns:1fr;gap:24px}.route-grid{grid-template-columns:1fr 1fr}.faq-layout{grid-template-columns:1fr;gap:22px}.cta-card{grid-template-columns:minmax(0,1fr) 180px;padding:28px 28px 0}.cta-card>img{width:180px}.footer-inner{grid-template-columns:1fr}.footer-inner nav{justify-content:flex-start;flex-wrap:wrap}.footer-inner p{grid-column:auto;text-align:left}}

@media(max-width:520px){body{line-height:1.68}.wrap{width:calc(100% - 24px)}.section{padding:46px 0}.section-heading{margin-bottom:22px}.section-heading h2,.faq-copy h2{font-size:27px}.section-label{font-size:10px}.section-label b{width:34px;height:34px;flex-basis:34px}.hero-facts{gap:6px}.hero-facts li{min-height:66px;padding:6px 2px}.hero-facts b{font-size:14px}.hero-facts span{font-size:9px}.hero-map picture{aspect-ratio:4/3}.hero-map figcaption{position:static;max-width:none;border:0;border-top:2px solid var(--purple);border-radius:0;font-size:11px}.purpose-grid h3{margin-top:18px}.use-steps li{grid-template-columns:42px minmax(0,1fr);align-items:start;padding:16px 12px}.use-steps li>b{width:34px;height:34px;border-radius:11px;font-size:15px}.sample-tag{font-size:9px}.use-steps h3{font-size:16px}.guide-card{display:flex;flex-direction:column;min-height:0}.guide-copy{order:1;padding:22px 20px}.guide-copy h3{font-size:26px}.guide-image{order:2;height:210px}.sai-image img{right:50%;bottom:-122px;width:235px;transform:translateX(50%)}.kazuma-image img{object-position:35% 35%}.safety-list li{grid-template-columns:42px minmax(0,1fr);padding:14px 12px}.safety-list li>b{width:36px;height:36px}.safety-list h3{font-size:15px}.route-grid{grid-template-columns:1fr}.route-card{min-height:190px}.cta-card{display:block;padding:24px 20px 0}.cta-card>div{padding-bottom:0}.cta-card .button{font-size:13px}.cta-card>img{width:155px;margin:10px 0 -25px auto}.footer-inner nav{gap:9px 16px}}

@media(max-width:360px){.hero-copy h1{font-size:29px}.hero-facts b{font-size:13px}.hero-facts span{font-size:8px}.guide-copy li{font-size:13px}.button{padding-inline:18px;font-size:13px}}

@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.button.primary,.route-card{transition:none}}

/* v04: title-specific hero and transparent front-facing Kazuma portrait */
.kazuma-image img{position:absolute;right:-5px;bottom:-76px;width:245px;max-width:none;height:auto;object-fit:contain;object-position:center}
@media(max-width:1020px){.kazuma-image img{right:-18px;width:225px}}
@media(max-width:520px){.kazuma-image img{right:50%;bottom:-118px;width:230px;transform:translateX(50%);object-position:center}}