:root{--cobalt-700:#2C5F8A;--lime-400:#F07A2A;--cloud-50:#F6F8F7;--pure-white:#fff;--slate-800:#2A323C;--text:#2f3b47;--muted:#64707d;--line:#d8dee4;--font-display:"Barlow","Noto Sans JP",sans-serif;--font-body:"Noto Sans JP",sans-serif;--max:72rem;--r:12px;--s2:.5rem;--s3:.75rem;--s4:1rem;--s5:1.5rem;--s6:2rem;--s7:3rem;--s8:4rem;--shadow-sm:0 2px 8px rgba(42,50,60,.08);--shadow-md:0 12px 28px rgba(42,50,60,.14)}
*{box-sizing:border-box}body{margin:0;font-family:var(--font-body);color:var(--text);background:var(--cloud-50);line-height:1.75}img{max-width:100%;display:block}a{text-decoration:none;color:var(--cobalt-700)}h1,h2,h3{font-family:var(--font-display);margin:0 0 var(--s4)}.container{width:min(100% - 2rem,var(--max));margin:auto}.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:1rem;top:1rem;background:var(--cobalt-700);color:#fff;padding:.5rem}
:focus-visible{outline:3px solid var(--cobalt-700);outline-offset:3px}.site-header{position:sticky;top:0;z-index:9;background:#ffffffeb;border-bottom:1px solid var(--line)}.header-inner{width:min(100% - 2rem,var(--max));margin:auto;display:flex;align-items:center;justify-content:space-between;min-height:68px;gap:1rem}.logo{display:flex;gap:.6rem;align-items:center;color:var(--slate-800)}.logo-mark{width:2.4rem;height:2.4rem;border-radius:50%;display:grid;place-items:center;background:var(--cobalt-700);color:#fff;font:700 .75rem var(--font-display)}.logo-text{font-size:.95rem}.logo-dot{color:#6b7783}.nav-toggle{display:none}
.primary-nav{display:flex;align-items:center;gap:1rem}.nav-list{display:flex;gap:.2rem;list-style:none;padding:0;margin:0}.nav-link{padding:.35rem .6rem;border-radius:6px;min-height:44px;display:inline-flex;align-items:center;font-size:.82rem;color:var(--text)}.nav-link.is-active,.nav-link:hover{background:#2c5f8a1a;color:var(--cobalt-700)}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:.72rem 1.2rem;border-radius:10px;border:2px solid transparent;font-weight:700;font-size:.88rem;transition:background .2s,color .2s,box-shadow .2s,transform .2s}.btn-primary{background:var(--cobalt-700);color:#fff}.btn-primary:hover{background:#234f74;color:#fff;box-shadow:var(--shadow-sm)}.btn-outline{border-color:var(--cobalt-700)}.btn-outline:hover{background:var(--cobalt-700);color:#fff}.btn-outline-light{border-color:#ffffffcf;color:#fff}.btn-outline-light:hover{background:#fff;color:var(--slate-800)}.btn-lime{background:var(--lime-400);color:var(--slate-800)}.btn-lime:hover{filter:brightness(.95);box-shadow:var(--shadow-sm)}
.hero{position:relative;min-height:70vh;display:flex;align-items:flex-end;color:#fff}.hero-media,.hero-media img,.hero-scrim{position:absolute;inset:0}.hero-media img{height:100%;object-fit:cover}.hero-scrim{background:linear-gradient(180deg,#1b283633,#1f3042d9)}.hero-content{position:relative;padding:var(--s8) 0}.hero h1{font-size:clamp(1.8rem,4vw,3rem);color:#fff}.hero p{max-width:42rem;color:#f4f7fb}.hero-actions{display:flex;gap:.8rem;flex-wrap:wrap}
.section{padding:var(--s8) 0}.section-alt{background:#fff}.section-header{max-width:42rem;margin-bottom:var(--s6)}.section-header p{color:var(--muted)}.hl{background-image:linear-gradient(var(--lime-400),var(--lime-400));background-size:0% .2em;background-repeat:no-repeat;background-position:0 100%;transition:background-size .3s}.hl.is-drawn{background-size:100% .2em}
.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,17rem),1fr));gap:1.25rem}.card-grid:has(>:nth-child(1):last-child){max-width:28rem;margin-inline:auto;grid-template-columns:1fr}.card-grid:has(>:nth-child(2):last-child),.card-grid-2{grid-template-columns:repeat(2,minmax(0,1fr));max-width:58rem;margin-inline:auto;gap:1.5rem}.card{display:flex;flex-direction:column;background:#fff;border:1px solid transparent;border-radius:var(--r);overflow:hidden;color:inherit;box-shadow:var(--shadow-sm);opacity:0;transform:translateY(1rem);transition:opacity .4s,transform .4s,box-shadow .3s,border-color .3s;height:100%}.card.is-visible{opacity:1;transform:none}.card:hover{transform:translateY(-6px);border-color:var(--cobalt-700);box-shadow:var(--shadow-md)}.card-media{position:relative;aspect-ratio:3/2;background:#dce3ea;overflow:hidden}.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s}.card:hover .card-media img{transform:scale(1.04)}.card-body{padding:1.25rem 1.35rem 1.4rem;display:flex;flex-direction:column;gap:.55rem;flex:1}.card-cat{font-size:.74rem;font-weight:700;color:var(--cobalt-700)}.card-body h3{margin:0;font-size:1.1rem}.card-body p{margin:0;color:var(--muted);font-size:.9rem;flex:1}.card-more{font-weight:700;margin-top:auto;padding-top:.25rem}.card-badge{position:absolute;top:.7rem;left:.7rem;z-index:2;background:var(--cobalt-700);color:#fff;font-size:.7rem;font-weight:700;padding:.35rem .7rem;border-radius:999px;box-shadow:0 2px 8px rgba(0,0,0,.12)}.card-duo{display:grid;grid-template-columns:1fr;gap:1.25rem}@media(min-width:720px){.card-duo{grid-template-columns:1fr auto 1fr;gap:1rem;align-items:stretch}}.card-duo .card-media{aspect-ratio:16/11}.card-duo .card-body h3{font-size:1.25rem}.card-duo-vs{display:none;align-self:center;width:3rem;height:3rem;border-radius:50%;border:2px solid var(--lime-400);color:#C45F12;font-weight:800;font-size:.75rem;letter-spacing:.08em;place-items:center;background:#fff}@media(min-width:720px){.card-duo-vs{display:grid}}
.tier-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,16rem),1fr));gap:1rem}.tier-card{background:#fff;border:2px solid var(--line);padding:1.3rem;border-radius:var(--r);box-shadow:var(--shadow-sm);opacity:0;transform:translateY(1rem);transition:.4s;position:relative}.tier-card.is-visible{opacity:1;transform:none}.tier-card:hover{border-color:var(--cobalt-700);box-shadow:var(--shadow-md);transform:translateY(-4px)}.tier-card h3{font-size:1.3rem}.checklist{list-style:none;padding:0;margin:0 0 1rem}.checklist li{padding:.35rem 0 .35rem 1.4rem;position:relative}.checklist li:before{content:"✓";position:absolute;left:0;color:#C45F12;font-weight:700}
.challenge-band,.stats-band,.statement-band{background:var(--slate-800);color:#fff;padding:var(--s7) 0;position:relative}.challenge-inner{display:grid;grid-template-columns:1fr auto;gap:1rem;align-items:center}.progress-wrap{min-width:280px}.progress-head{display:flex;justify-content:space-between;font-weight:700}.progress{height:14px;background:#ffffff24;border-radius:999px;overflow:hidden;margin-top:.45rem}.progress-fill{height:100%;width:0;background:var(--lime-400);transition:width .9s}.challenge-accent{color:var(--lime-400);font-weight:700}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,12rem),1fr));gap:1rem}.stat{background:#ffffff12;border:1px solid #ffffff2a;border-radius:10px;padding:1rem;text-align:center}.stat strong{display:block;font-size:2rem;color:var(--lime-400)}
.route-illustration{background:linear-gradient(135deg,#2c5f8a14,#f07a2a1f);border:1px solid var(--line);border-radius:var(--r);padding:1.2rem}.route-map{height:220px;background:repeating-linear-gradient(45deg,#2c5f8a12,#2c5f8a12 8px,#f07a2a1a 8px,#f07a2a1a 16px);border-radius:10px;position:relative}.route-map:after{content:"";position:absolute;left:10%;right:12%;top:55%;height:4px;background:var(--cobalt-700);transform:rotate(-8deg)}
.filter-tabs{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:1rem}.filter-btn{min-height:44px;border:1px solid var(--line);background:#fff;padding:.5rem .9rem;border-radius:999px;cursor:pointer}.filter-btn.is-active{background:var(--cobalt-700);color:#fff;border-color:var(--cobalt-700)}
.page-hero{padding:3.2rem 0 2.4rem;background:#fff;border-bottom:1px solid var(--line)}.breadcrumb{display:flex;gap:.45rem;flex-wrap:wrap;list-style:none;padding:0;margin:0 0 .8rem;color:var(--muted);font-size:.9rem}.breadcrumb li:not(:last-child)::after{content:"/";margin-left:.45rem}.article{padding:3rem 0}.article-layout{max-width:48rem}.article-content .article-figure{margin:1.5rem 0}.article-content h2{margin-top:2rem}.tips-box{background:#f07a2a1f;border-left:4px solid #C45F12;padding:1rem;border-radius:8px}.faq-list{display:grid;gap:.8rem}.faq-item{background:#fff;border:1px solid var(--line);padding:1rem;border-radius:8px;box-shadow:var(--shadow-sm)}.related-section{padding:var(--s7) 0;background:#fff;border-top:1px solid var(--line)}.related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,16rem),1fr));gap:1.25rem}.cta-band{background:var(--cobalt-700);color:#fff;padding:var(--s7) 0;text-align:center}.cta-band h2{color:#fff}.cta-band p{color:#e8eef4;max-width:36rem;margin:0 auto 1.25rem}
.contact-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:2rem}.form-card{background:#fff;border:1px solid var(--line);padding:1.3rem;border-radius:var(--r);box-shadow:var(--shadow-sm)}.form-group{margin-bottom:1rem}.form-group label{display:block;font-weight:700;margin-bottom:.3rem}.form-group input,.form-group textarea{width:100%;min-height:44px;padding:.7rem;border:1px solid #bfc9d4;border-radius:8px}.form-group textarea{min-height:160px}.form-error{display:none;color:#b0342f;font-size:.82rem}.form-group.is-error .form-error,.form-check.is-error .form-error{display:block}.form-check{display:flex;gap:.6rem;align-items:flex-start;margin-bottom:1rem}.form-success{display:none;background:#f07a2a1f;border:1px solid #C45F12;padding:1rem;border-radius:8px}.form-success.is-shown{display:block}
.site-footer{background:var(--slate-800);color:#d8e0ea}.footer-inner{width:min(100% - 2rem,var(--max));margin:auto;display:grid;grid-template-columns:1fr 2fr;gap:2rem;padding:3rem 0}.footer-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.footer-heading{color:#fff;font-size:1rem}.footer-col ul{padding:0;list-style:none}.footer-col a{color:#d8e0ea}.partner-row,.footer-bottom{border-top:1px solid #ffffff1c}.partner-inner,.footer-bottom-inner{width:min(100% - 2rem,var(--max));margin:auto;padding:1rem 0}.partner-logos{display:flex;gap:1rem;flex-wrap:wrap;justify-content:center;list-style:none;padding:0}.footer-bottom-inner{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}.footer-legal{display:flex;list-style:none;gap:1rem;padding:0}
@media(max-width:900px){.nav-toggle{display:flex;min-height:44px;min-width:44px;background:none;border:0;flex-direction:column;gap:4px}.nav-toggle-bar{width:22px;height:2px;background:var(--slate-800)}.primary-nav{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;padding:1rem;flex-direction:column;border-bottom:1px solid var(--line)}.primary-nav.is-open{display:flex}.nav-list{flex-direction:column;width:100%}.nav-link{width:100%}}
@media(max-width:920px){.challenge-inner{grid-template-columns:1fr}.contact-grid,.footer-inner{grid-template-columns:1fr}.card-grid:has(>:nth-child(2):last-child),.card-grid-2{max-width:none}}
@media(max-width:620px){.footer-cols{grid-template-columns:1fr}.card-grid:has(>:nth-child(2):last-child),.card-grid-2{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){.card,.tier-card,.hl{transition:none}.card,.tier-card{opacity:1;transform:none}.card:hover,.tier-card:hover{transform:none}.progress-fill{transition:none}}.hero-content{position:relative;padding:var(--s8) 0;max-width:48rem}

/* Enhancement: hero swiper + tier flip + embossed progress + typography */
.logo-dot{display:none!important}
.hero{perspective:1200px;overflow:hidden;position:relative;min-height:70vh;display:flex;align-items:flex-end;color:#fff}
.hero-media{position:absolute;inset:0;opacity:0;transition:opacity .7s ease,transform .45s ease;z-index:0}
.hero-media[hidden]{display:block!important;opacity:0}
.hero-media.is-active{opacity:1;z-index:1}
.hero-media img,.hero-scrim{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-scrim{background:linear-gradient(115deg,#1b2838e6 0%,#1f304299 50%,#1f304233 100%)}
.hero-content{position:relative;z-index:2;padding:var(--s8) 0;max-width:48rem}
.hero h1{font-size:clamp(2rem,5vw,3.3rem);line-height:1.15;color:#fff}
.hero .reveal-words .w{display:inline-block;opacity:0;transform:translateY(.55em);transition:opacity .4s ease,transform .4s ease}
.hero .reveal-words.is-revealed .w{opacity:1;transform:none}
.weight-heavy{font-weight:800}
.hero-dots{display:flex;gap:.55rem;margin-top:1.2rem}
.hero-dot{width:2.2rem;height:.35rem;border:0;padding:0;background:transparent;cursor:pointer;position:relative}
.hero-dot:after{content:"";display:block;height:100%;background:#ffffff59;border-radius:999px}
.hero-dot.is-active:after{background:var(--lime-400)}
.hero-nav{position:absolute;right:1.25rem;bottom:1.5rem;display:flex;gap:.5rem;z-index:3}
.hero-nav-btn{width:2.6rem;height:2.6rem;border-radius:50%;border:2px solid #ffffff8c;background:#00000040;color:#fff;font-size:1.4rem;cursor:pointer}
.hero-nav-btn:hover{background:#fff;color:var(--cobalt-700)}
.tier-flip{perspective:1100px;padding:0;overflow:visible;min-height:16rem}
.tier-flip-inner{position:relative;width:100%;min-height:16rem;transform-style:preserve-3d;transition:transform .55s ease}
.tier-face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;padding:1.3rem;border-radius:var(--r);background:#fff;border:2px solid var(--line);display:flex;flex-direction:column;gap:.75rem;box-shadow:var(--shadow-sm)}
.tier-face-back{transform:rotateY(180deg);border-color:var(--cobalt-700)}
.tier-flip:hover .tier-flip-inner,.tier-flip:focus-within .tier-flip-inner,.tier-flip.is-flipped .tier-flip-inner{transform:rotateY(180deg)}
.tier-flip-hint{font-size:.78rem;font-weight:700;color:var(--cobalt-700);margin-top:auto}
.progress{box-shadow:inset 0 2px 4px #00000033;position:relative}
.progress-fill{box-shadow:0 2px 6px #f07a2a66,0 1px 0 #fff6 inset;border-radius:999px;transform:translateZ(0)}
.pull-quote{font-family:var(--font-display);font-size:clamp(1.3rem,2.8vw,1.85rem);color:var(--cobalt-700);border-left:4px solid var(--lime-400);padding-left:1rem;margin:1.5rem 0;font-weight:700;line-height:1.35}
.img-reveal{clip-path:inset(0 100% 0 0);transition:clip-path .85s ease}
.img-reveal.is-revealed{clip-path:inset(0)}
@media(max-width:900px){.hero-nav{display:none}.tier-flip-inner{transform:none!important;position:static;min-height:0}.tier-face{position:static;transform:none;backface-visibility:visible;border:0;box-shadow:none;padding:0}.tier-face-front{margin-bottom:1rem}.tier-flip-hint{display:none}.tier-card.tier-flip{padding:1.3rem;border:2px solid var(--line)}}
@media(prefers-reduced-motion:reduce){.hero-media,.tier-flip-inner{transform:none!important;transition:none!important}.tier-face-back{position:static;transform:none}.tier-flip-hint{display:none}.hero .reveal-words .w{opacity:1;transform:none}.img-reveal{clip-path:none}}