:root{--ink:#172333;--navy:#203d63;--cyan:#48c1d6;--violet:#6761b8;--pink:#ec4b87;--mist:#f3f8fb;--line:#dce7ed;--paper:#fff;--max:1180px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:var(--paper);font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;font-size:16px;line-height:1.75;text-align:left;word-break:normal;overflow-wrap:break-word;line-break:strict}
a{color:inherit;text-decoration:none}
.wrap{width:min(calc(100% - 48px),var(--max));margin:auto}
.site-header{height:72px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #eef3f6;background:rgba(255,255,255,.92);position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}
.brand{display:flex;align-items:center;gap:14px;flex-shrink:0;font-size:.72rem;letter-spacing:.12em;font-weight:700}
.brand img{display:block;width:190px;height:52px;object-fit:cover}
.brand span{border-left:1px solid var(--line);padding-left:14px;line-height:1.65}
.nav{display:flex;gap:28px;align-items:center;font-size:.87rem;font-weight:700;white-space:nowrap}
.nav a{color:#435260}
.nav a:hover{color:var(--navy)}
.pill{background:var(--navy)!important;color:#fff!important;border-radius:99px;padding:10px 18px;box-shadow:0 8px 18px rgba(32,61,99,.18)}
.hero{min-height:560px;position:relative;display:grid;align-items:center;background:#fff}
.hero-inner{position:relative;padding:28px 0;display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:28px}
.hero-copy{min-width:0}
.orb-logo{display:block;width:100%;height:auto;object-fit:contain}
.eyebrow{display:flex;align-items:center;gap:9px;color:var(--violet);font-size:.76rem;font-weight:800;letter-spacing:.14em}
.eyebrow:before{content:"";width:28px;height:2px;background:linear-gradient(90deg,var(--cyan),var(--pink))}
.hero h1{font-size:clamp(2.2rem,3.65vw,3.7rem);line-height:1.45;letter-spacing:.01em;margin:22px 0 26px;font-weight:700}
.hero h1 .gradient{background:linear-gradient(100deg,var(--navy),var(--violet));color:transparent;background-clip:text}
.hero p{max-width:590px;color:#536272;font-size:1.05rem}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:36px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:4px;padding:15px 22px;font-weight:800;font-size:.92rem;transition:.2s}
.button.primary{background:var(--navy);color:white;box-shadow:0 12px 24px rgba(32,61,99,.2)}
.button.ghost{border:1px solid #b9cbd5;color:var(--navy);background:#fff}
.button:hover{transform:translateY(-2px)}
.section{padding:110px 0}
.section.mist{background:var(--mist)}
.kicker{font-size:.73rem;letter-spacing:.16em;color:var(--violet);font-weight:800;text-transform:uppercase}
.section h2{font-size:clamp(1.85rem,3.4vw,3.1rem);line-height:1.42;letter-spacing:.03em;margin:12px 0 20px}
.section-lead{color:#596979;max-width:660px;margin:0;line-height:1.9}
.principle{padding:44px;border-left:3px solid var(--pink);background:linear-gradient(110deg,#fff,#fafcff);margin-top:42px;font-size:1.05rem}
.business-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:44px}
.business-card{min-height:360px;padding:42px;position:relative;overflow:hidden;border:1px solid #e3edf1;background:#fff}
.business-card:after{content:"";position:absolute;width:220px;height:220px;border-radius:50%;right:-108px;bottom:-120px;border:20px solid rgba(72,193,214,.1)}
.business-card.sleep:after{border-color:rgba(103,97,184,.12)}
.number{font-family:Georgia,serif;font-size:3rem;color:#c6e6ed;line-height:1}
.sleep .number{color:#d9d5f1}
.business-card h3{font-size:1.55rem;margin:20px 0 12px;position:relative;z-index:1}
.business-card p{color:#5b6977;position:relative;z-index:1}
.business-card .card-link{font-weight:800;color:var(--navy);position:absolute;bottom:35px;z-index:2}
.quote{font-size:clamp(1.55rem,3vw,2.6rem);line-height:1.65;letter-spacing:.05em;max-width:840px}
.quote small{display:block;color:#687987;font-size:.84rem;letter-spacing:.1em;margin-top:22px}
.footer{background:#162738;color:#cbd7df;padding:55px 0}
.footer .footer-inner{display:flex;justify-content:space-between;gap:30px;align-items:flex-start}
.footer strong{display:block;color:#fff;letter-spacing:.08em}
.footer a{display:block;margin-top:7px;font-size:.87rem}
.footer p{font-size:.75rem;margin:18px 0 0}
.sleep-hero{min-height:570px;background:linear-gradient(130deg,#eff8fb 0%,#fff 46%,#f8f6ff 100%);position:relative;overflow:hidden;display:grid;align-items:center}
.sleep-hero:after{content:"";width:420px;height:420px;position:absolute;right:-130px;top:80px;border:1px solid rgba(103,97,184,.4);border-radius:48% 52% 42% 58% / 55% 40% 60% 45%;box-shadow:-55px 50px 0 -48px var(--pink),-135px 180px 0 -125px var(--cyan)}
.sleep-hero .inner{position:relative;z-index:1;padding:72px 0}
.sleep-hero h1{font-size:clamp(2.5rem,5.2vw,4.9rem);letter-spacing:.025em;line-height:1.35;margin:18px 0}
.sleep-hero p{max-width:550px;color:#566878}
.mobile-title-break{display:none}
.mobile-small-break{display:none}
.mobile-copy-break{display:none}
.line-button{background:#06c755;color:#fff;border-radius:6px;padding:16px 25px;font-weight:800;display:inline-flex;align-items:center;gap:10px;box-shadow:0 12px 25px rgba(6,199,85,.2)}
.line-button:before{content:"●";font-size:.8rem}
.concerns{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin-top:38px;background:var(--line);border:1px solid var(--line)}
.concerns div{background:white;padding:25px;font-weight:700;line-height:1.6}
.concerns span{display:block;color:var(--pink);font-family:Georgia,serif;font-size:1.3rem}
.concerns .concern-copy{color:inherit;font-family:inherit;font-size:inherit;line-height:1.35}
.concerns .mobile-copy-break{display:none}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:38px}
.feature{padding:30px 26px;background:#fff;border-top:2px solid var(--cyan)}
.feature:nth-child(2){border-color:var(--violet)}
.feature:nth-child(3){border-color:var(--pink)}
.feature h3{font-size:1.08rem;margin:15px 0 8px}
.feature p{margin:0;color:#607080;font-size:.92rem;line-height:1.85}
.mini-label{font-size:.72rem;font-weight:800;letter-spacing:.1em;color:#738391}
.statement{max-width:840px;margin:auto;text-align:left}
.statement p{font-size:1.08rem;color:#536372;line-height:1.9}
.statement strong{color:var(--navy)}
.guidance{max-width:920px;margin:44px auto 0;padding:46px;background:#fff;border:1px solid #e1ebf0}
.guidance h3{margin:0 0 20px;font-size:1.7rem}
.guidance p{color:#536372;line-height:1.9}
.guidance p+p{margin-top:1.3em}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:42px}
.flow div{padding:23px 18px;background:#fff;border-bottom:2px solid var(--cyan)}
.flow b{display:block;color:var(--violet);font-family:Georgia,serif;font-size:1.4rem}
.profile{max-width:820px;margin:0 auto}
.profile.has-photo{display:grid;grid-template-columns:.8fr 1.2fr;gap:54px;align-items:center}
.profile-photo{width:100%;aspect-ratio:1;object-fit:cover;border-radius:50%;display:block}
.profile h3{font-size:2rem;margin:0 0 12px}
.profile p{line-height:1.9}
.profile p+p{margin-top:1.3em}
.faq{border-top:1px solid var(--line);margin-top:38px}
.faq details{padding:19px 4px;border-bottom:1px solid var(--line)}
.faq summary{font-weight:800;cursor:pointer}
.faq p{color:#5e6e7d;line-height:1.85;margin:13px 0 0}
.notice{background:#f7fafb;border:1px solid #e0e9ed;padding:24px 28px;color:#596a76;font-size:.88rem;line-height:1.85;margin-top:34px}
.bottom-cta{padding:110px 0;text-align:left;background:linear-gradient(105deg,#1d3657,#4d4990)}
.bottom-cta h2{margin:0;color:#fff;font-size:clamp(2rem,4vw,3.5rem)}
.bottom-cta p{color:#d6e6ed}
.bottom-cta .line-button{margin-top:20px}
@media(min-width:761px) and (max-width:960px){
.concerns,.feature-grid{grid-template-columns:repeat(2,1fr)}
.flow{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){.wrap{width:min(calc(100% - 32px),var(--max))}
.hero-inner{grid-template-columns:1fr;gap:24px}
.orb-logo{width:min(100%,440px);justify-self:center}
.site-header{height:64px}
.brand{font-size:.61rem}
.brand img{width:150px;height:48px}
.nav{gap:13px;font-size:.72rem}
.nav a:not(.pill):not(:last-child){display:none}
.pill{padding:8px 12px}
.hero{min-height:0}
.hero-inner,.sleep-hero .inner{padding:48px 0}
.hero h1{font-size:2.65rem}
.section{padding:72px 0}
.business-grid,.profile.has-photo{grid-template-columns:1fr}
.business-card{min-height:310px}
.concerns,.feature-grid{grid-template-columns:1fr}
.concerns div{padding:20px}
.flow{grid-template-columns:1fr}
.flow div{word-break:keep-all}
.quote{font-size:1.5rem}
.footer .footer-inner{display:block}
.footer .footer-inner>div+div{margin-top:24px}
.sleep-hero{min-height:0}
.sleep-hero:after{display:none}
.sleep-hero h1{font-size:2.15rem;letter-spacing:0;line-height:1.38}
.mobile-title-break{display:inline}
.mobile-copy-break{display:inline}
.concerns .mobile-copy-break{display:inline}
.sleep-hero .inner>p:first-of-type{font-size:.94rem;letter-spacing:-.02em;line-height:1.9}
.statement p,.guidance p,.profile p{line-height:1.85}
.guidance{padding:30px 24px}
.profile.has-photo{gap:28px}
.site-header.sleep-head .nav a:first-child{display:none}
}
@media(max-width:1000px){.brand span{display:none}}
@media(max-width:360px){.mobile-small-break{display:inline}}




/* ===== COLUMN ===== */
.column-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:38px}
.column-card{display:flex;flex-direction:column;background:#fff;border:1px solid #e3edf1;transition:.2s}
.column-card:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(32,61,99,.1)}
.column-card .thumb{aspect-ratio:16/9;background:linear-gradient(130deg,#eff8fb 0%,#fff 46%,#f3efff 100%);position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;color:var(--violet);font-family:Georgia,serif;font-size:2.4rem;letter-spacing:.06em}
.column-card .thumb img{display:block;width:100%;height:100%;object-fit:cover}
.column-card .body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:8px;flex:1}
.column-card .tag{font-size:.7rem;font-weight:800;letter-spacing:.12em;color:var(--pink)}
.column-card h3{margin:0;font-size:1.08rem;line-height:1.6}
.column-card p{margin:0;color:#607080;font-size:.88rem;line-height:1.8}
.column-card .date{margin-top:auto;padding-top:10px;font-size:.78rem;color:#8a98a4}
.column-more{margin-top:30px}
.column-more a{font-weight:800;color:var(--navy);border-bottom:2px solid var(--cyan);padding-bottom:3px}
.page-head{padding:72px 0 56px;background:linear-gradient(130deg,#eff8fb 0%,#fff 46%,#f8f6ff 100%)}
.page-head h1{font-size:clamp(1.9rem,3.6vw,3rem);line-height:1.42;margin:12px 0 10px;letter-spacing:.03em}
.page-head p{color:#566878;margin:0}
.breadcrumb{font-size:.78rem;color:#8a98a4;margin-bottom:22px}
.breadcrumb a{color:#5f7080}
.breadcrumb a:hover{color:var(--navy)}
.article{max-width:780px;margin:auto}
.article-head{padding:64px 0 40px}
.article-head h1{font-size:clamp(1.75rem,3.4vw,2.6rem);line-height:1.5;letter-spacing:.02em;margin:14px 0 6px}
.article-head .subtitle{font-size:clamp(1rem,1.8vw,1.2rem);color:var(--navy);font-weight:700;margin:0 0 22px}
.article-meta{display:flex;flex-wrap:wrap;gap:6px 18px;font-size:.82rem;color:#7a8a97;border-top:1px solid var(--line);padding-top:16px}
.article-meta strong{color:var(--ink)}
.article-body{padding-bottom:90px}
.article-body p{line-height:2;margin:0 0 1.2em;color:#2f3e4d}
.article-body h2{font-size:clamp(1.3rem,2.4vw,1.6rem);line-height:1.55;margin:64px 0 22px;padding:4px 0 4px 18px;border-left:3px solid;border-image:linear-gradient(180deg,var(--cyan),var(--violet),var(--pink)) 1}
.article-body ul{margin:0 0 1.4em;padding-left:1.3em;line-height:1.95}
.article-body li{margin-bottom:.5em}
.article-body strong{color:var(--navy);background:linear-gradient(transparent 62%,rgba(72,193,214,.22) 62%)}
.article-lead{font-size:1.05rem}
.study-box{background:var(--mist);border:1px solid #e0e9ed;padding:26px 30px;margin:0 0 1.4em}
.study-box p:last-child,.study-box ul:last-child{margin-bottom:0}
.check-box{border:1px solid #e0e9ed;background:#fff;padding:24px 28px;margin:0 0 1.6em;box-shadow:0 10px 24px rgba(32,61,99,.06)}
.check-box ul{list-style:none;padding:0;margin:0}
.check-box li{padding:12px 0;border-bottom:1px dashed var(--line);margin:0}
.check-box li:last-child{border-bottom:0}
.summary-box{background:linear-gradient(110deg,#fff,#f6f4ff);border-left:3px solid var(--pink);padding:28px 30px;margin-top:64px}
.summary-box h2{margin:0 0 14px;padding:0;border:0;font-size:1.25rem}
.summary-box ul{margin:0}
.refs{margin-top:44px;padding-top:18px;border-top:1px solid var(--line);font-size:.72rem;line-height:1.8;color:#8a98a4}
.refs i{font-style:italic}
.article-foot{margin-top:40px}
.article-foot a{font-weight:800;color:var(--navy)}
.preview-bar{position:fixed;left:0;right:0;bottom:0;z-index:50;background:#ec4b87;color:#fff;text-align:center;font-size:.78rem;font-weight:800;letter-spacing:.08em;padding:7px 12px}
@media(min-width:761px) and (max-width:960px){.column-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){
.column-grid{grid-template-columns:1fr}
.page-head{padding:48px 0 40px}
.article-head{padding:44px 0 30px}
.article-body h2{margin-top:48px}
.study-box,.check-box,.summary-box{padding:22px 20px}
}

/* ===== ORB LOGO PALETTE · 2026-10-04 ===== */
:root{--navy:#00636a;--cyan:#00cfd0;--violet:#008f91;--pink:#3bbbc1;--mist:#f1fbfb;--orb-deep:#00575d;--orb-teal:#008f91;--orb-aqua:#00cfd0;--orb-soft:#9adfe0;--orb-pale:#dff7f7}
.site-header{border-bottom-color:#c7ecec;background:linear-gradient(90deg,rgba(255,255,255,.96),rgba(223,247,247,.9),rgba(255,255,255,.96))}
.site-header:after{content:"";position:absolute;right:0;bottom:-2px;left:0;height:2px;background:linear-gradient(90deg,var(--orb-deep),var(--orb-teal),var(--orb-aqua),var(--orb-soft));opacity:.85}
.nav a:hover,.breadcrumb a:hover{color:var(--orb-teal)}
.pill,.button.primary{background:linear-gradient(115deg,var(--orb-deep),var(--orb-teal))!important}
.sleep-hero,.page-head{background:radial-gradient(circle at 88% 20%,rgba(0,207,208,.2),transparent 30%),radial-gradient(circle at 8% 84%,rgba(0,143,145,.12),transparent 28%),linear-gradient(130deg,#e6f9f9 0%,#fff 47%,#edfafa 100%)}
.section.mist{background:linear-gradient(135deg,#e8f9f9 0%,#f9fdfd 55%,#eaf8f7 100%)}
.feature,.column-card{border-color:#c7ecec;box-shadow:0 12px 30px rgba(0,87,93,.07)}
.feature:nth-child(1){background:linear-gradient(145deg,#fff,#e8f9f9)}
.feature:nth-child(2){background:linear-gradient(145deg,#fff,#eefbfa)}
.feature:nth-child(3){background:linear-gradient(145deg,#fff,#e4f7f7)}
.business-card{border-color:#c7ecec;box-shadow:0 12px 30px rgba(0,87,93,.07)}
.business-card:not(.sleep){background:linear-gradient(145deg,#fff 42%,#e8f9f9)}
.business-card.sleep{background:linear-gradient(145deg,#fff 42%,#e3f7f7)}
.guidance{border-color:#c7ecec;background:linear-gradient(145deg,#fff,#ecfbfb)}
.flow div{border-bottom-color:var(--orb-aqua);background:linear-gradient(180deg,#fff,#e9f9f9)}
.faq details{border-color:#c7ecec}.faq summary:hover{color:var(--orb-teal)}
.bottom-cta{background:radial-gradient(circle at 84% 22%,rgba(154,223,224,.42),transparent 30%),linear-gradient(108deg,var(--orb-deep),var(--orb-teal) 52%,#007b80)}
.footer{background:linear-gradient(120deg,#003f45,#006a70 55%,#00878a)}