/* METASENATOR — General Library. Responsive, WCAG 2.2 AA, system fonts only. */
:root{
  --brand:#EA580C;--brand-strong:#C2410C;--brand-deep:#9A3412;--brand-darkest:#7C2D12;
  --ink:#1F2937;--muted:#374151;--cream:#FFF7ED;--line:#E7E2DA;--bg:#FFFFFF;
  --ring:#C2410C;--radius:14px;--maxw:1120px;
  --shadow:0 1px 2px rgba(17,24,39,.06),0 8px 24px rgba(124,45,18,.07);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Hiragino Kaku Gothic ProN","Hiragino Sans","Yu Gothic","Noto Sans JP",Meiryo,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation-duration:.01ms!important;transition-duration:.01ms!important}}
body{margin:0;font-family:var(--font);font-size:1rem;line-height:1.8;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg,video{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{line-height:1.35;color:var(--brand-darkest);margin:0 0 .6em;font-weight:700;letter-spacing:.01em}
h1{font-size:clamp(1.7rem,4.2vw,2.6rem)}
h2{font-size:clamp(1.35rem,3vw,1.9rem);margin-top:1.8em}
h3{font-size:clamp(1.15rem,2.2vw,1.4rem);margin-top:1.5em}
p,ul,ol,table,figure{margin:0 0 1.1em}
a{color:var(--brand-deep);text-decoration:underline;text-underline-offset:.18em;text-decoration-thickness:.08em}
a:hover{color:var(--brand-darkest)}
:focus-visible{outline:3px solid var(--ring);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(16px,4vw,28px)}
.skip{position:absolute;left:-9999px;top:0;background:var(--brand-darkest);color:#fff;padding:.7em 1.1em;z-index:200;border-radius:0 0 8px 0}
.skip:focus{left:0}

/* header */
.site-header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:2px solid var(--brand);box-shadow:0 1px 0 rgba(124,45,18,.04)}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:66px;position:relative}
.brand{display:inline-flex;align-items:center;gap:.6rem;text-decoration:none;color:var(--brand-darkest);font-weight:800;font-size:1.18rem;letter-spacing:.02em}
.brand img{width:38px;height:38px}
.brand span small{display:block;font-size:.62rem;font-weight:600;letter-spacing:.18em;color:var(--brand-strong);text-transform:uppercase}
.nav-toggle-input{position:absolute;width:1px;height:1px;opacity:0;margin:0;pointer-events:none}
.nav-burger{display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border:1.5px solid var(--line);border-radius:10px;cursor:pointer;color:var(--brand-darkest);background:#fff}
.nav-burger:hover{background:var(--cream)}
.nav-burger svg{width:24px;height:24px}
.nav-burger .i-close{display:none}
.nav-toggle-input:focus-visible+.nav-burger{outline:3px solid var(--ring);outline-offset:2px}
.nav-toggle-input:checked+.nav-burger .i-open{display:none}
.nav-toggle-input:checked+.nav-burger .i-close{display:inline}
.site-nav{display:none;flex-direction:column;gap:.2rem;position:absolute;right:0;top:calc(100% + 8px);background:#fff;border:1.5px solid var(--line);border-radius:12px;padding:.5rem;min-width:220px;box-shadow:var(--shadow);z-index:120}
.nav-toggle-input:checked~.site-nav{display:flex}
.site-nav a{display:block;padding:.6rem .8rem;border-radius:8px;color:var(--ink);text-decoration:none;font-weight:600}
.site-nav a:hover,.site-nav a[aria-current="page"]{background:var(--cream);color:var(--brand-darkest)}
@media (min-width:860px){
  .nav-toggle-input{display:none}
  .nav-burger{display:none}
  .site-nav{display:flex!important;flex-direction:row;position:static;border:0;padding:0;box-shadow:none;min-width:0;background:none;gap:.3rem}
  .site-nav a{padding:.5rem .7rem}
}

/* hero */
.hero{background:linear-gradient(135deg,var(--brand-darkest),var(--brand-strong));color:#fff}
.hero .container{padding-block:clamp(40px,7vw,78px)}
.hero h1{color:#fff;max-width:18ch}
.hero p{color:var(--cream);font-size:clamp(1.02rem,1.6vw,1.2rem);max-width:60ch}
.hero-cta{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.4rem}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.5rem;font-weight:700;border-radius:10px;padding:.8rem 1.4rem;text-decoration:none;border:2px solid transparent;cursor:pointer;font-size:1rem}
.btn-primary{background:var(--brand-strong);color:#fff}
.btn-primary:hover{background:var(--brand-darkest);color:#fff}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.7)}
.btn-ghost:hover{background:#fff;color:var(--brand-darkest)}
.btn-outline{background:#fff;color:var(--brand-deep);border-color:var(--brand-strong)}
.btn-outline:hover{background:var(--cream)}

/* sections */
.section{padding-block:clamp(40px,6vw,72px)}
.section-tint{background:var(--cream)}
.eyebrow{text-transform:uppercase;letter-spacing:.18em;font-size:.78rem;font-weight:700;color:var(--brand-strong);margin:0 0 .4em}
.lead{font-size:1.12rem;color:var(--muted);max-width:68ch}
.center{text-align:center;margin-inline:auto}

/* grid cards */
.grid{display:grid;gap:1.2rem}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.card{background:#fff;border:1.5px solid var(--line);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);display:flex;flex-direction:column}
.card h3{margin-top:0}
.card .tag{font-size:.74rem;font-weight:700;letter-spacing:.04em;color:var(--brand-strong);text-transform:uppercase;margin-bottom:.5rem}
.card p{color:var(--muted);flex:1}
.card-link{margin-top:1rem;font-weight:700;text-decoration:none;color:var(--brand-deep);display:inline-flex;align-items:center;gap:.35rem}
.card-link:hover{color:var(--brand-darkest)}
.card-link::after{content:"→"}
.value-card{background:#fff;border:1.5px solid var(--line);border-radius:var(--radius);padding:1.4rem}
.value-card .ic{width:46px;height:46px;border-radius:12px;background:var(--cream);display:grid;place-items:center;margin-bottom:.8rem;color:var(--brand-strong)}
.value-card .ic svg{width:26px;height:26px}
.value-card h3{font-size:1.12rem;margin:0 0 .4em}
.value-card p{color:var(--muted);margin:0;font-size:.96rem}

/* article */
.article{padding-block:clamp(28px,5vw,52px)}
.article-wrap{display:grid;gap:2.4rem}
@media (min-width:980px){.article-wrap{grid-template-columns:minmax(0,1fr) 280px}}
.prose{max-width:74ch}
.prose img{border-radius:12px;border:1px solid var(--line);margin-block:1.4em}
.prose h2{scroll-margin-top:84px}
.prose h3{scroll-margin-top:84px}
.prose ul,.prose ol{padding-left:1.3em}
.prose li{margin-bottom:.5em}
.prose blockquote{margin:1.4em 0;padding:.6em 1.2em;border-left:4px solid var(--brand);background:var(--cream);border-radius:0 10px 10px 0;color:var(--muted)}
.tldr{background:var(--cream);border:1.5px solid #F3D9C2;border-left:5px solid var(--brand);border-radius:0 12px 12px 0;padding:1rem 1.3rem;margin:0 0 1.6em}
.tldr p:last-child{margin-bottom:0}
.tldr strong{color:var(--brand-darkest)}
.note{border:1.5px solid #F3D9C2;background:#fff;border-radius:12px;padding:1rem 1.3rem;margin:1.6em 0}
.note strong{color:var(--brand-darkest)}
.meta-row{display:flex;flex-wrap:wrap;gap:.6rem 1.2rem;align-items:center;color:var(--muted);font-size:.92rem;margin:.4rem 0 1.4rem}
.byline{display:inline-flex;align-items:center;gap:.5rem}
.byline img{width:34px;height:34px;border-radius:50%;border:1px solid var(--line)}

/* table */
.table-wrap{overflow-x:auto;border:1.5px solid var(--line);border-radius:12px;margin:1.4em 0}
table{border-collapse:collapse;width:100%;min-width:480px;font-size:.96rem}
caption{text-align:left;padding:.7rem 1rem;font-weight:700;color:var(--brand-darkest);background:var(--cream)}
th,td{padding:.75rem 1rem;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
thead th{background:var(--cream);color:var(--brand-darkest);border-bottom:2px solid var(--brand)}
tbody tr:last-child td{border-bottom:0}

/* TOC / sidebar */
.toc{position:sticky;top:84px;background:var(--cream);border:1.5px solid var(--line);border-radius:12px;padding:1.2rem}
.toc h2{margin:0 0 .6rem;font-size:1rem;color:var(--brand-darkest)}
.toc ul{list-style:none;margin:0;padding:0}
.toc li{margin:0}
.toc a{display:block;padding:.35rem .2rem;font-size:.92rem;text-decoration:none;color:var(--muted);border-bottom:1px dashed var(--line)}
.toc a:hover{color:var(--brand-darkest)}

/* breadcrumb */
.crumbs{font-size:.86rem;color:var(--muted);padding:.9rem 0}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:.4rem;margin:0;padding:0}
.crumbs li::after{content:"/";margin-left:.4rem;color:var(--line)}
.crumbs li:last-child::after{content:""}
.crumbs a{color:var(--brand-deep);text-decoration:none}
.crumbs a:hover{text-decoration:underline}

/* faq via details */
.faq details{border:1.5px solid var(--line);border-radius:12px;margin-bottom:.8rem;background:#fff;overflow:hidden}
.faq summary{cursor:pointer;padding:1rem 1.2rem;font-weight:700;color:var(--brand-darkest);list-style:none;display:flex;justify-content:space-between;gap:1rem;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.3rem;color:var(--brand-strong);font-weight:700}
.faq details[open] summary::after{content:"–"}
.faq summary:hover{background:var(--cream)}
.faq .faq-body{padding:0 1.2rem 1.1rem;color:var(--muted)}

/* steps */
.steps{list-style:none;counter-reset:step;padding:0;margin:1.4em 0}
.steps>li{counter-increment:step;position:relative;padding:0 0 1.2em 3.2em;margin:0}
.steps>li::before{content:counter(step);position:absolute;left:0;top:0;width:2.2em;height:2.2em;background:var(--brand-strong);color:#fff;border-radius:50%;display:grid;place-items:center;font-weight:700}
.steps>li h3{margin:.1em 0 .3em}

/* generic page header band */
.page-band{background:var(--cream);border-bottom:1px solid var(--line)}
.page-band .container{padding-block:clamp(28px,5vw,52px)}
.page-band h1{margin-bottom:.3em}
.page-band p{color:var(--muted);max-width:64ch;margin:0}

/* contact / info blocks */
.info-grid{display:grid;gap:1.2rem;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.info-card{border:1.5px solid var(--line);border-radius:12px;padding:1.3rem;background:#fff}
.info-card h3{font-size:1.05rem;margin:0 0 .4em}
.info-card a{font-weight:600}
dl.facts{display:grid;grid-template-columns:max-content 1fr;gap:.5rem 1.2rem;margin:0}
dl.facts dt{font-weight:700;color:var(--brand-darkest)}
dl.facts dd{margin:0;color:var(--muted)}
@media (max-width:520px){dl.facts{grid-template-columns:1fr}dl.facts dd{margin-bottom:.6rem}}

/* footer */
.site-footer{background:var(--brand-darkest);color:var(--cream);margin-top:3rem}
.site-footer a{color:#fff;text-decoration:none}
.site-footer a:hover{text-decoration:underline;text-underline-offset:.18em}
.footer-grid{display:grid;gap:1.8rem;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));padding-block:clamp(36px,5vw,56px)}
.footer-brand{max-width:34ch}
.footer-brand .brand{color:#fff}
.footer-brand .brand span small{color:#FDBA74}
.footer-brand p{color:#FCE7D6;margin:.9rem 0 0;font-size:.95rem}
.footer-col h4{color:#fff;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;margin:0 0 .9rem}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:.55rem}
.social{display:flex;gap:.6rem;margin-top:1rem}
.social a{width:40px;height:40px;border:1.5px solid rgba(255,255,255,.4);border-radius:10px;display:grid;place-items:center}
.social a:hover{background:rgba(255,255,255,.12)}
.social svg{width:20px;height:20px;fill:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.18);padding-block:1.2rem;display:flex;flex-wrap:wrap;gap:.6rem 1.4rem;justify-content:space-between;align-items:center;font-size:.88rem;color:#FCE7D6}
.footer-bottom nav{display:flex;flex-wrap:wrap;gap:.4rem 1.1rem}

/* utility */
.mt0{margin-top:0}.mb0{margin-bottom:0}
.divider{height:1px;background:var(--line);border:0;margin:2.2em 0}
.pill{display:inline-block;background:var(--cream);color:var(--brand-darkest);border:1px solid #F3D9C2;border-radius:999px;padding:.25em .8em;font-size:.82rem;font-weight:600;margin:0 .3em .4em 0}