:root{
  --cream:#FFFBF5; --paper:#FFFDFA; --sand:#FBF2E6; --sand2:#FBF7EF;
  --ink:#3B3B36; --body:#5E5B52; --muted:#948C7E;
  --orange:#DE6B34; --orange-d:#C95C28; --orange-lt:#F0A075; --gold:#D9AC66; --line:#F0E5D6;
  --maru:"Zen Maru Gothic","Hiragino Maru Gothic ProN","Yu Gothic","Hiragino Sans",sans-serif;
  --sans:"Noto Sans JP","Hiragino Sans","Yu Gothic",sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--cream);color:var(--body);font-family:var(--sans);line-height:2;letter-spacing:.02em;-webkit-font-smoothing:antialiased;font-size:15px}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--orange);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}

/* header */
.site-head{background:rgba(255,251,245,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:60}
.head-in{max-width:1080px;margin:0 auto;padding:12px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none}
.brand:hover{text-decoration:none}
.brand__mark{width:30px;height:30px;border-radius:50%;background:linear-gradient(140deg,#F6C88F,#E58A54);display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.brand__mark::after{content:"";width:11px;height:11px;border-radius:50%;background:#FFFBF5}
.brand__ja{display:block;font-family:var(--maru);font-weight:700;font-size:17px;line-height:1.3;letter-spacing:.1em;color:var(--ink)}
.brand__en{display:block;font-size:9.5px;line-height:1.4;letter-spacing:.26em;color:var(--muted)}
.nav{display:flex;gap:19px;font-family:var(--maru);font-size:12.5px;align-items:center;flex-wrap:wrap}
.nav a{color:var(--body);padding:4px 0;border-bottom:2px solid transparent;transition:.18s;text-decoration:none;white-space:nowrap}
.nav a:hover{color:var(--orange);border-bottom-color:var(--orange-lt)}
.nav a.on{color:var(--orange);border-bottom-color:var(--orange)}
.nav a.cta-link{background:var(--orange);color:#fff;padding:7px 16px;border-radius:30px;border:none}
.nav a.cta-link:hover{background:var(--orange-d)}
.head-cta{display:none;font-family:var(--maru);font-size:12.5px;text-decoration:none;background:var(--orange);color:#fff;padding:8px 18px;border-radius:30px;flex:0 0 auto}
.head-cta:hover{background:var(--orange-d);text-decoration:none}

/* banner */
.banner{padding:24px 0 0}
.banner__frame{border-radius:16px;overflow:hidden;background:#fff;padding:9px;border:1px solid #F6EDE0;box-shadow:0 14px 34px -24px rgba(150,105,70,.4)}
.banner__frame img{width:100%;border-radius:9px}
.banner__name{display:none}

/* hero (top page) */
.hero{position:relative;padding:clamp(38px,5vw,60px) 0 clamp(26px,3.6vw,42px);overflow:hidden}
.hero::before{content:"";position:absolute;top:-170px;left:50%;transform:translateX(-50%);width:780px;height:780px;border-radius:50%;background:radial-gradient(circle,rgba(250,222,186,.5),rgba(250,222,186,0) 65%);pointer-events:none}
.hero__in{position:relative;text-align:center;max-width:760px;margin:0 auto}
.eyebrow{display:inline-block;font-family:var(--maru);font-size:11.5px;letter-spacing:.24em;color:var(--orange);background:#FFF3E7;padding:5px 16px;border-radius:30px;margin-bottom:20px}
.hero h1{font-family:var(--maru);font-weight:500;font-size:clamp(24px,3.2vw,34px);line-height:1.72;letter-spacing:.06em;color:var(--ink);margin:0}
.hero h1 em{font-style:normal;color:var(--orange);background:linear-gradient(transparent 62%,#FAE1C4 62%)}
.hero__lead{margin:24px 0 0;font-size:14.5px;line-height:2.1;color:var(--body)}
.hero__lead b{font-weight:500;color:var(--ink)}
.hero__btns{margin-top:28px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-family:var(--maru);font-size:14px;text-decoration:none;padding:14px 28px;border-radius:40px;transition:.2s}
.btn:hover{text-decoration:none}
.btn--main{background:var(--orange);color:#fff;box-shadow:0 10px 22px -10px rgba(222,107,52,.75)}
.btn--main:hover{background:var(--orange-d);transform:translateY(-1px)}
.btn--sub{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn--sub:hover{border-color:var(--orange-lt);color:var(--orange)}

/* page title band (sub pages) */
.page-head{padding:clamp(30px,4vw,52px) 0 clamp(6px,1.4vw,14px);position:relative;overflow:hidden}
.page-head::before{content:"";position:absolute;top:-240px;left:50%;transform:translateX(-50%);width:820px;height:820px;border-radius:50%;background:radial-gradient(circle,rgba(250,222,186,.42),rgba(250,222,186,0) 66%);pointer-events:none}
.page-head .wrap{position:relative}
.page-crumb{font-size:11.5px;letter-spacing:.06em;color:var(--muted);margin:0 0 16px}
.page-crumb a{color:var(--muted)}
.page-crumb span{color:var(--orange)}
.page-head h1{font-family:var(--maru);font-weight:500;font-size:clamp(21px,2.8vw,29px);line-height:1.65;letter-spacing:.04em;color:var(--ink);margin:0}
.page-head .page-lead{margin:16px 0 0;font-size:14px;line-height:2.1;max-width:760px}

/* sections + content */
.sec{padding:clamp(34px,4.2vw,56px) 0}
.wrap.sec{padding-left:24px;padding-right:24px}
.sec--sand{background:linear-gradient(180deg,#FFFBF4,#FCF2E4)}
.center{text-align:center}
.label{font-family:var(--maru);font-size:11px;letter-spacing:.26em;color:var(--orange);margin:0 0 12px}
h2{font-family:var(--maru);font-weight:500;font-size:clamp(19px,2.3vw,25px);line-height:1.7;color:var(--ink);letter-spacing:.05em;margin:0 0 18px}
h3{font-family:var(--maru);font-weight:500;font-size:16px;line-height:1.7;color:var(--ink);letter-spacing:.04em;margin:0 0 10px}
h4{font-family:var(--maru);font-weight:500;font-size:15px;color:var(--ink);margin:0 0 8px}
p{margin:0 0 1.1em}
ul,ol{margin:0 0 1.2em;padding:0}
ul{list-style:none}
ul li{position:relative;padding-left:20px;margin-bottom:8px;font-size:14.5px;line-height:1.95}
ul li::before{content:"";position:absolute;left:2px;top:.8em;width:7px;height:7px;border-radius:50%;background:var(--gold)}
ol{padding-left:1.4em}
ol li{margin-bottom:8px;font-size:14.5px;line-height:1.95}

/* content blocks */
.content h2{padding:0 0 0 16px;border-left:5px solid var(--orange);position:relative}
.content h3{position:relative;padding-left:18px}
.content h3::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:50%;background:var(--orange-lt)}
.content p{font-size:14.5px;line-height:2.05}
.content strong{color:var(--ink);font-weight:700;background:linear-gradient(transparent 68%,#FAE1C4 68%)}
.content hr{border:0;border-top:1px solid var(--line);margin:28px 0}

/* cards for HPB divs */
.content>div{margin-bottom:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:clamp(20px,3vw,30px)}

/* tables */
.content table td:empty,.content table th:empty{display:none}
.content table{table-layout:auto}
.tbl-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 24px;max-width:100%}
.tbl-scroll table{margin-bottom:0;min-width:560px}
.content table{width:100%;border-collapse:separate;border-spacing:0;margin:0 0 24px;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;font-size:14px}
.content table th,.content table td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.9}
.content table th{background:var(--sand);color:var(--ink);font-family:var(--maru);font-weight:500;letter-spacing:.04em;white-space:nowrap}
.content table tr:last-child td{border-bottom:0}
.content table td[colspan]{text-align:left}
.content table a{font-family:var(--maru)}

/* FAQ */
.seo-faq{background:linear-gradient(180deg,#FFFBF4,#FCF2E4);border-radius:18px;padding:clamp(22px,3.2vw,34px);margin:0 0 24px}
.seo-faq>h2{font-size:clamp(18px,2.1vw,22px)}
.seo-faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin-bottom:10px}
.seo-faq-item:last-child{margin-bottom:0}
.seo-faq-item h3{font-size:14.5px;color:var(--ink);margin:0 0 8px;padding-left:0}
.seo-faq-item h3::before{display:none}
.seo-faq-item p{font-size:13.5px;line-height:2;margin:0;color:var(--body)}

/* related */
.seo-related{background:#fff;border:1px solid var(--line);border-radius:14px;padding:clamp(20px,3vw,28px)}
.seo-related h2{font-size:clamp(17px,2vw,20px)}
.seo-related ul li{padding-left:0;font-family:var(--maru);font-size:14px}
.seo-related ul li::before{display:none}
.seo-related ul li a{display:inline-block}

/* guide links */
.guides{display:grid;grid-template-columns:repeat(2,1fr);gap:11px;margin:0 auto;max-width:900px}
.guide{display:flex;align-items:center;justify-content:space-between;gap:14px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:17px 22px;text-decoration:none;font-family:var(--maru);font-size:13.5px;color:var(--ink);transition:.2s}
.guide:hover{border-color:var(--orange-lt);color:var(--orange);box-shadow:0 10px 22px -18px rgba(150,105,70,.55);text-decoration:none}
.guide span{color:var(--orange);font-size:12px;flex:0 0 auto}

/* info card */
#info{background:#fff;border:1px solid var(--line);border-radius:14px;padding:clamp(20px,3vw,28px);margin:0 0 24px}
#info h2{margin-top:0}
#info table{margin-bottom:0;border:0;border-radius:0}
#info table th{background:transparent;white-space:normal;width:34%}
#info table td,#info table th{border-bottom:1px dashed var(--line)}

/* blog box */
.blog{background:#fff;border:1px solid var(--line);border-radius:14px;padding:clamp(22px,3.2vw,30px)}
.blog__links{margin-top:14px;display:grid;gap:8px}
.blog__links a{font-family:var(--maru);font-size:13.5px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:6px}
.step{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px 22px}
.step__no{width:34px;height:34px;border-radius:50%;background:#FFF1E3;color:var(--orange);font-family:var(--maru);font-size:13.5px;display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.step h3{margin-bottom:6px}
.step p{font-size:13px;line-height:1.95;margin:0}

/* CTA band */
.cta-band{background:linear-gradient(135deg,#FFF6EA,#FBE7CE);border-radius:18px;padding:clamp(30px,4.2vw,48px) 24px;text-align:center;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-70px;bottom:-90px;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(240,160,117,.22),rgba(240,160,117,0) 70%)}
.cta-band h2{font-size:clamp(18px,2.2vw,23px);margin-bottom:8px}
.cta-band p{font-size:13.5px;max-width:600px;margin:0 auto 22px;line-height:2.05}

/* footer */
.foot{padding:44px 0 34px;text-align:center;font-size:12px;color:var(--muted);line-height:2}
.foot__name{font-family:var(--maru);font-size:14px;color:var(--ink);letter-spacing:.1em;margin:0 0 6px}
.foot p{margin:0 0 6px}
.foot__nav{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin:14px 0 16px;font-family:var(--maru);font-size:12px}
.foot__nav a{color:var(--body)}

/* misc */
#pagetop,#hpb-skip,.seo-breadcrumb,.seo-guide-links,#hpb-nav,#hpb-aside,#hpb-footer,#hpb-title{display:none!important}
.clear{clear:both}
.sp-only{display:none}

@media(max-width:900px){
  .nav{display:none}
  .head-cta{display:inline-block}
  .guides{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
}
@media(max-width:520px){
  body{font-size:14.5px}
  .banner{padding:16px 0 0}
  .banner__frame{border-radius:10px;padding:7px}
  .banner__name{display:block;text-align:center;font-family:var(--maru);font-size:14px;letter-spacing:.14em;color:var(--ink);margin:14px 0 0}
  .hero h1 br{display:none}
  .hero__lead br{display:none}
  .hero__lead{text-align:left;font-size:13.5px}
  .hero__btns{flex-direction:column;align-items:stretch}
  .content h2{font-size:18px;padding-left:13px;border-left-width:4px}
  .content table th,.content table td{padding:11px 12px;font-size:13px}
  .content table th{white-space:normal}
  .content table em,.content table td{font-size:12.8px}
  .content table td,.content table th{padding:10px 10px}
  .tbl-scroll table{min-width:520px}
  .tbl-scroll{margin-left:-24px;margin-right:-24px;padding:0 24px}
  .content img{max-width:100%;height:auto}
  .sp-only{display:block}
}

/* ===== mobile menu ===== */
.head-actions{display:flex;align-items:center;gap:9px;flex:0 0 auto}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:10px;cursor:pointer;padding:0;align-items:center;justify-content:center;flex-direction:column;gap:4px}
.nav-toggle__bar{display:block;width:19px;height:2px;border-radius:2px;background:var(--ink);transition:transform .22s,opacity .18s}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.sp-nav{display:none;border-top:1px solid var(--line);background:#FFFDFA;padding:14px 20px 18px;box-shadow:0 18px 30px -24px rgba(150,105,70,.5)}
.sp-nav.is-open{display:block}
.sp-nav__list{list-style:none;margin:0 0 14px;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:8px}
.sp-nav__list li{margin:0;padding:0}
.sp-nav__list li::before{display:none}
.sp-nav__list a{display:block;padding:11px 12px;background:#fff;border:1px solid var(--line);border-radius:10px;font-family:var(--maru);font-size:13px;color:var(--ink);text-decoration:none;text-align:center;line-height:1.5}
.sp-nav__list a.on{border-color:var(--orange-lt);color:var(--orange);background:#FFF6EC}
.sp-nav__list a:hover{border-color:var(--orange-lt);color:var(--orange)}
.sp-nav__cta{display:flex;width:100%;font-size:13.5px;padding:13px 20px}
@media(max-width:900px){
  .nav-toggle{display:flex}
}

/* labeled menu bar (for users unfamiliar with the hamburger icon) */
.nav-bar{display:none;width:100%;border:0;border-top:1px solid var(--line);background:#FFF3E7;color:var(--ink);font-family:var(--maru);font-size:14.5px;letter-spacing:.1em;padding:14px 18px;cursor:pointer;align-items:center;justify-content:center;gap:10px;min-height:52px}
.nav-bar:hover{background:#FBE9D9}
.nav-bar__bars{display:inline-flex;flex-direction:column;gap:3px}
.nav-bar__bars i{display:block;width:17px;height:2px;border-radius:2px;background:var(--ink)}
.nav-bar__text{font-weight:500}
.nav-bar__chev{display:inline-block;width:8px;height:8px;border-right:2px solid var(--orange);border-bottom:2px solid var(--orange);transform:rotate(45deg);margin-top:-4px;transition:transform .22s}
.nav-bar.is-open .nav-bar__chev{transform:rotate(-135deg);margin-top:4px}
.nav-bar.is-open{background:#FBE9D9}
@media(max-width:900px){
  .nav-bar{display:flex}
}