:root{--aqua:#00A6C7;--aqua2:#20BCD0;--ink:#183b47;--text:#52636b;--pale:#effafd;--line:#d8edf1;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font-family:"Noto Sans JP","Yu Gothic",Meiryo,sans-serif;line-height:1.75}a{color:inherit}.wrap{width:min(1160px,calc(100% - 48px));margin:auto}.header{height:74px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #e7f0f2;background:#fff}.logo{font-weight:700;font-size:18px;letter-spacing:.02em}.logo small{display:block;font-size:10px;font-weight:500;color:#607780;letter-spacing:.08em}.nav{display:flex;gap:24px;align-items:center;font-size:13px}.nav a{text-decoration:none}.cta{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 22px;border:1px solid var(--aqua);background:var(--aqua);color:#fff;text-decoration:none;font-weight:700;font-size:14px;transition:.2s}.cta:hover{background:#078da8}.hero{padding:54px 0 66px;display:grid;grid-template-columns:.88fr 1.12fr;gap:46px;align-items:center}.hero h1{font-size:clamp(34px,4.4vw,58px);line-height:1.35;letter-spacing:.015em;margin:0 0 20px}.hero p{font-size:16px;color:var(--text);line-height:1.95;margin:0 0 24px}.hero img{width:100%;display:block;object-fit:cover;border-radius:4px}.tagline{font-size:13px;color:var(--aqua);font-weight:700;letter-spacing:.05em;margin-bottom:10px}.intro-band{padding:21px 0;background:var(--pale);border-block:1px solid var(--line);text-align:center;color:#42636e;font-size:14px}.section{padding:82px 0;border-bottom:1px solid #edf3f4}.section.tint{background:#f7fcfd}.section-grid{display:grid;grid-template-columns:1fr .92fr;gap:54px;align-items:center}.section-grid.reverse .copy{order:2}.section-grid.reverse .visual{order:1}.eyebrow{margin:0 0 11px;color:var(--aqua);font-size:13px;font-weight:700;letter-spacing:.04em}.section h2{font-size:clamp(27px,3.2vw,40px);line-height:1.45;margin:0 0 16px;letter-spacing:.01em}.section p{color:var(--text);margin:0 0 15px;line-height:1.95}.visual img{width:100%;height:auto;display:block;border-radius:3px}.caption{font-size:11px!important;color:#82959b!important;text-align:right;margin:8px 0 0!important}.specs{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px}.spec{padding:17px;background:#f3fbfc;border-top:2px solid var(--aqua2)}.spec b{display:block;font-size:14px;margin-bottom:4px}.spec span{color:#60747c;font-size:12px}.steps{padding-left:1.3em;color:var(--text);line-height:2}.lineupbox{background:#f6fcfd;border:1px solid var(--line);padding:22px}.facility{padding:48px;background:var(--pale);border:1px solid var(--line)}.facility .section-grid{gap:40px}.faq-list{margin-top:20px;border-top:1px solid var(--line)}details{padding:17px 2px;border-bottom:1px solid var(--line)}summary{cursor:pointer;font-weight:700;list-style:none;display:flex;gap:13px;align-items:center}summary::-webkit-details-marker{display:none}summary:before{content:"＋";color:var(--aqua);font-size:20px;line-height:1}.faq-list p{margin:12px 0 0 33px;font-size:14px}.safety{padding:16px 18px;background:#f5f8f9;border-left:3px solid var(--aqua2);font-size:13px;color:#596d75;margin-top:24px}.contact{background:linear-gradient(120deg,#f1fbfc,#fff);padding:70px 0}.contact-grid{display:grid;grid-template-columns:1fr 310px;gap:48px;align-items:center}.contact h2{margin:0 0 12px;font-size:36px}.contact p{color:var(--text);line-height:1.9}.contact img{width:100%;display:block;border-radius:4px}.footer{padding:28px 0;text-align:center;color:#829198;font-size:11px}.mobile-cta{display:none}
@media(max-width:800px){.wrap{width:min(100% - 36px,700px)}.nav{gap:12px}.nav a:not(.cta){display:none}.hero{grid-template-columns:1fr;gap:24px;padding:34px 0 42px}.hero h1{font-size:38px}.hero p{font-size:15px}.hero img{max-height:380px;object-fit:cover}.section{padding:58px 0}.section-grid,.contact-grid{grid-template-columns:1fr;gap:22px}.section-grid.reverse .copy,.section-grid.reverse .visual{order:initial}.section h2{font-size:29px}.specs{grid-template-columns:1fr}.facility{padding:24px 18px}.contact{padding:54px 0}.contact-grid{gap:24px}.contact h2{font-size:30px}.contact-grid .visual{max-width:420px}.mobile-cta{display:flex;position:fixed;bottom:12px;left:14px;right:14px;z-index:5;box-shadow:0 5px 20px #183b4730}.footer{padding-bottom:82px}}

.photo-window{position:relative;width:100%;overflow:hidden;background:#fff}
.photo-window img{position:absolute;max-width:none;height:auto;display:block;border:0;border-radius:0}
.visual{overflow:hidden}.visual>img{width:calc(100% + 8px);max-width:none;margin:-4px;border:0;border-radius:0}
.lineupbox{padding:0;border:0;background:transparent}.facility{border:0}
.fineprint{font-size:13px!important;color:#677c84!important}
.facts{margin:24px 0 0;border-top:1px solid #cde5ea}.fact{display:grid;grid-template-columns:115px 1fr;gap:2px 16px;padding:13px 0;border-bottom:1px solid #cde5ea;align-items:baseline}.fact dt{font-size:12px;color:#46717e}.fact dd{margin:0;font-size:22px;font-weight:700;color:#168eab}.fact span{grid-column:2;color:#60747c;font-size:12px}
.steps{margin:20px 0 20px;padding-left:1.7em}.steps li{padding:4px 0}.steps strong{color:#168eab}
@media(max-width:800px){.fact{grid-template-columns:92px 1fr}.fact dd{font-size:19px}.hero h1{font-size:clamp(33px,8vw,42px)}}

/* Approved image placement */
.hero.hero-full{position:relative;display:flex;align-items:center;width:100%;min-height:clamp(540px,55vw,740px);padding:0;overflow:hidden;background:#eaf5f7;isolation:isolate}
.hero-full .hero-photo{position:absolute;inset:0;width:100%;height:100%;max-width:none;object-fit:cover;object-position:center 45%;max-height:none;border:0;border-radius:0;z-index:-2}
.hero-full:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.86) 27%,rgba(255,255,255,.48) 49%,rgba(255,255,255,0) 76%);z-index:-1}
.hero-full .hero-content{padding:75px 0}.hero-full .hero-copy{max-width:520px}
.visual-compact{display:flex;align-items:center;justify-content:center;overflow:visible}.visual-compact img{width:52%;height:auto;max-width:100%;margin:0;object-fit:contain}
#feature .visual img,#lineup .visual img,#faq .visual img{width:100%;height:auto;max-width:100%;margin:0;object-fit:contain;border-radius:3px}
#howto .howto-layout{max-width:840px;margin:auto}
@media(max-width:800px){.hero.hero-full{min-height:620px;align-items:flex-start}.hero-full .hero-photo{object-position:65% center}.hero-full:before{background:linear-gradient(180deg,rgba(255,255,255,.97) 0%,rgba(255,255,255,.86) 48%,rgba(255,255,255,.12) 100%)}.hero-full .hero-content{padding:40px 0 230px}.hero-full .hero-copy{max-width:580px}.visual-compact img{width:min(68%,350px)}}
@media(max-width:480px){.hero.hero-full{min-height:640px}.hero-full .hero-photo{object-position:64% center}.hero-full .hero-content{padding-bottom:195px}.hero-full .hero-copy{max-width:100%}}

/* Usage steps: three equal cards, stacked on narrow screens. */
#howto .howto-layout{max-width:1160px}
#howto .step-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;list-style:none;margin:28px 0 22px;padding:0;line-height:1.75}
#howto .step-card{min-width:0;padding:24px;background:#f5fbfd;border:1px solid #d8edf1;border-radius:10px}
#howto .step-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
#howto .step-number{display:flex;width:32px;height:32px;align-items:center;justify-content:center;border-radius:50%;background:#00a6c7;color:#fff;font-size:15px;font-weight:700}
#howto .step-icon{display:flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:50%;background:#fff;color:#168eab}
#howto .step-icon svg{display:block;width:40px;height:40px}
#howto .step-card h3{margin:0 0 10px;font-size:20px;line-height:1.5;color:#183b47}
#howto .step-card p{margin:0;font-size:14px;line-height:1.9;overflow-wrap:anywhere}
@media(max-width:600px){#howto .step-cards{grid-template-columns:1fr;gap:14px}#howto .step-card{padding:22px}#howto .step-card-top{margin-bottom:12px}}

/* Approved usage illustrations: show artwork only, excluding source captions and dividers. */
#howto .step-card{padding:0 0 24px;background:#fff;overflow:hidden}
#howto .step-visual{width:64%;margin:18px auto 0;aspect-ratio:670 / 606;background-image:url("assets/image-394520a894272407.png");background-repeat:no-repeat;background-size:305.671641791% 112.541254125%;background-position:0 0}
#howto .step-visual-2{background-position:50.507982583% 0;clip-path:inset(0 2.5% 0 0)}
#howto .step-visual-3{background-position:100% 0}
#howto .step-card-top{margin:18px 24px 12px}
#howto .step-card h3,#howto .step-card>p{margin-left:24px;margin-right:24px}
@media(max-width:600px){#howto .step-card{padding:0 0 22px}#howto .step-card-top{margin:16px 22px 10px}#howto .step-card h3,#howto .step-card>p{margin-left:22px;margin-right:22px}}

/* Adopted product-free hero and family consultation photo. */
.hero.hero-full{min-height:0;aspect-ratio:1672 / 941}
.hero-full .hero-media{position:absolute;inset:0;z-index:-2}
.hero-full .hero-photo{object-fit:contain;object-position:center;width:100%;height:100%;max-height:none}
.hero-full:before{background:linear-gradient(90deg,rgba(255,255,255,.4),rgba(255,255,255,.12) 42%,transparent 59%)}
.hero-full .hero-copy{max-width:min(43vw,520px)}
#lineup .lineup-phrase{display:inline-block}
#lineup .lineup-grid{grid-template-columns:1fr 1fr;gap:44px}
#lineup .lineup-visual img{display:block;width:100%;height:auto;max-width:100%;margin:0;object-fit:contain;border-radius:4px}
@media(max-width:1050px) and (min-width:801px){.hero-full .hero-content{padding:30px 0}.hero-full .hero-copy{max-width:43vw}.hero-full h1{font-size:clamp(32px,4vw,44px)}.hero-full p{font-size:14px;line-height:1.75}}
@media(max-width:800px){
.hero.hero-full{display:flex;flex-direction:column;align-items:stretch;aspect-ratio:auto;min-height:0;background:#fff}
.hero-full:before{display:none}
.hero-full .hero-content{order:1;padding:36px 0 28px}
.hero-full .hero-copy{max-width:100%}
.hero-full .hero-media{position:relative;inset:auto;order:2;width:100%;aspect-ratio:1022 / 941;z-index:0;overflow:hidden}
.hero-full .hero-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:right center;max-height:none}
#lineup .lineup-grid{grid-template-columns:1fr;gap:28px}
}