:root{font-family:"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,system-ui,sans-serif;color:#14213d;background:#f7f9fc;font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}#products,#story{scroll-margin-top:76px}
.container{width:min(1200px,calc(100% - 48px));margin:auto}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid #e5eaf2}.header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:32px}.wordmark{font-family:Arial,sans-serif;font-size:1.54rem;letter-spacing:.1em;font-weight:900}.nav{display:flex;align-items:center;gap:36px;font-size:.9rem;font-weight:700}.nav a:hover,.footer a:hover{color:#1262b1}.nav-cta{background:#14213d;color:#fff!important;padding:12px 19px;border-radius:100px}.nav-cta:hover{background:#215fb1}
.proof-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.proof-card{background:#fff;border:1px solid #dce5ef;border-radius:18px;padding:27px;display:flex;flex-direction:column;min-height:260px;transition:transform .2s,box-shadow .2s}.proof-card:hover{transform:translateY(-3px);box-shadow:0 18px 30px rgba(23,49,77,.1)}.proof-card>span{color:#2576b1;font:800 .77rem Arial,sans-serif;letter-spacing:.1em}.proof-card strong{font:800 clamp(2.2rem,3vw,3.5rem) Arial,sans-serif;letter-spacing:-.06em;margin:25px 0 12px}.proof-card strong span{font-size:.95rem;letter-spacing:0;margin-left:5px}.proof-card p{font-size:.88rem;line-height:1.8;color:#52647c;margin:0}.proof-card em{font-style:normal;font-weight:800;font-size:.84rem;color:#145fa5;margin-top:auto;padding-top:20px}.proof-note{font-size:.78rem;line-height:1.7;color:#687a91;margin:23px 0 0}
.detail-main{min-height:70vh}.detail-hero{background:#101d39;color:#fff;padding:75px 0 90px}.detail-hero-inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.03fr);gap:70px;align-items:center}.breadcrumb{font-size:.82rem;color:#bfd3ea;margin:0 0 37px}.breadcrumb a{text-decoration:underline;text-underline-offset:3px}.detail-kicker{font:800 .82rem Arial,sans-serif;letter-spacing:.16em;color:#82ddf4;text-transform:uppercase;margin:0 0 18px}.detail-hero h1{font-family:Arial,"Yu Gothic",sans-serif;font-size:clamp(2.7rem,5.6vw,5.25rem);line-height:1.13;letter-spacing:-.035em;margin:0 0 23px}.detail-summary{font-size:1.08rem;line-height:1.95;color:#d3dfed;max-width:35em;margin:0 0 25px}.detail-tags{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 30px}.detail-tags span{border:1px solid #68809f;border-radius:100px;padding:8px 12px;color:#e1edfa;font-size:.82rem}.detail-actions{display:flex;flex-wrap:wrap;gap:12px}.detail-button{display:inline-flex;align-items:center;justify-content:center;border-radius:100px;padding:14px 23px;font-weight:800;font-size:.9rem;min-height:48px}.detail-button.primary{background:#8fe5f7;color:#10213d}.detail-button.secondary{border:1px solid #91a7c1;color:#fff}.detail-button:hover{filter:brightness(1.08)}.detail-visual{border-radius:22px;overflow:hidden;background:#edf4fa;min-height:420px}.detail-visual img{width:100%;height:100%;max-height:520px;object-fit:cover}.detail-section{padding:90px 0}.detail-section h2{font-size:clamp(1.9rem,3vw,2.8rem);margin:0 0 15px}.detail-intro{line-height:1.9;color:#52647d;max-width:55em;margin:0 0 34px}.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.feature-card{background:#fff;border:1px solid #e0e8f1;border-radius:16px;padding:30px;min-height:196px}.feature-card b{font-size:1.1rem}.feature-card p{font-size:.94rem;line-height:1.8;color:#52647d;margin:13px 0 0}.sku-panel{background:#eaf2f8;border-radius:20px;padding:38px;margin-top:45px}.sku-panel h2{font-size:1.65rem;margin:0 0 10px}.sku-panel>p{margin:0 0 22px;color:#51647c;line-height:1.8}.sku-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.sku-item{background:#fff;padding:18px 20px;border-radius:12px}.sku-item span{display:block;font-size:.77rem;letter-spacing:.08em;color:#60738e;font-weight:800;margin-bottom:6px}.sku-item strong{font-family:Arial,sans-serif;font-size:1rem;overflow-wrap:anywhere}.detail-related{background:#eef3f8;padding:60px 0}.detail-related-inner{display:flex;justify-content:space-between;align-items:center;gap:20px}.detail-related h2{margin:0;font-size:1.65rem}.detail-related a{font-weight:800;color:#1764a9}.detail-related a:hover{text-decoration:underline}.footer{background:#0a1429;color:#a6b6cf;padding:30px 0;font-size:.8rem}.footer-inner{display:flex;justify-content:space-between;gap:24px;align-items:center}.footer strong{font-family:Arial,sans-serif;color:#fff;letter-spacing:.1em;font-size:1rem}.fineprint{margin-top:12px;line-height:1.7;color:#8396b2}
@media(max-width:950px){.proof-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.detail-hero-inner{grid-template-columns:1fr;gap:35px}.detail-visual{min-height:0}.detail-visual img{height:390px}.feature-grid{grid-template-columns:1fr}}
@media(max-width:640px){.container{width:min(100% - 32px,1200px)}.header-inner{height:66px}.wordmark{font-size:1.3rem}.nav{gap:15px;font-size:.8rem}.nav .hide-mobile{display:none}.nav-cta{padding:9px 12px}.proof-grid{grid-template-columns:1fr}.proof-card{min-height:215px}.detail-hero{padding:42px 0 55px}.breadcrumb{margin-bottom:25px}.detail-hero h1{font-size:2.6rem}.detail-summary{font-size:1rem}.detail-visual img{height:280px}.detail-section{padding:65px 0}.sku-panel{padding:25px}.sku-list{grid-template-columns:1fr}.detail-related-inner,.footer-inner{align-items:flex-start;flex-direction:column}#products,#story{scroll-margin-top:66px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.proof-card{transition:none}}