:root{--navy:#17365d;--navy2:#0f2744;--bg:#fbf7f0;--paper:#fff;--ink:#1d2433;--mut:#4a5568;--line:#d9d0c1;--acc:#a8400b;--acc2:#8a3308;--soft:#eef3f8}
*{box-sizing:border-box}
html{font-size:100%;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Noto Sans JP","Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic","YuGothic",Meiryo,sans-serif;font-size:17.5px;line-height:1.95;letter-spacing:.02em}
body.has-sticky{padding-bottom:84px}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy);text-underline-offset:3px}
a:hover{color:var(--acc)}
:focus-visible{outline:3px solid #c27b00;outline-offset:2px}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:12px;z-index:99}.skip:focus{left:8px}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.narrow{max-width:800px}
.site-header{background:var(--paper);border-bottom:1px solid var(--line)}
.hdr{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 20px;padding-top:10px;padding-bottom:10px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--navy);font-weight:700;font-size:1.25rem;line-height:1.3}
.brand small{display:block;font-weight:400;font-size:.72rem;color:var(--mut)}
.brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:10px;background:var(--navy);color:#fff;font-size:1.3rem}
.hnav{display:flex;flex-wrap:wrap;gap:0 16px}
.hnav a{display:inline-flex;align-items:center;min-height:48px;font-size:.95rem;text-decoration:none}
.hnav a:hover{text-decoration:underline}
main{padding-bottom:40px}
h1{font-size:1.75rem;line-height:1.5;color:var(--navy2);margin:.6em 0 .7em}
h2{font-size:1.35rem;line-height:1.55;color:var(--navy2);margin:0 0 .6em;padding-left:.7em;border-left:6px solid var(--navy)}
h3{font-size:1.1rem;margin:0 0 .4em;color:var(--navy2)}
section{margin:2.4em 0}
p{margin:.8em 0}
ul,ol{padding-left:1.4em}li{margin:.3em 0}
.lead{font-size:1.1rem}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:4px;margin:0;padding:14px 0 0;font-size:.9rem;color:var(--mut)}
.crumbs li{margin:0}.crumbs li+li::before{content:"›";margin-right:4px}
.answer{background:var(--soft);border:2px solid var(--navy);border-radius:14px;padding:16px 20px;margin:1em 0}
.answer-h{margin:0 0 .2em;font-weight:700;color:var(--navy)}
.answer ul{margin:.2em 0;padding-left:1.3em}.answer li{margin:.35em 0}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:56px;padding:10px 28px;background:var(--acc);color:#fff;font-weight:700;font-size:1.05rem;border:0;border-radius:10px;text-decoration:none;cursor:pointer;font-family:inherit;text-align:center}
.btn:hover{background:var(--acc2);color:#fff}
.link2{display:inline-flex;align-items:center;min-height:48px;font-weight:700}
.cta-row{display:flex;flex-wrap:wrap;gap:6px 24px;align-items:center;margin:1em 0}
.photo{margin:1.6em 0}.photo img{border-radius:14px;width:100%;background:#e6dfd2}
.hero{margin-top:1.2em}
.body section{margin:2.2em 0}
.box{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:20px 22px}
.tick{list-style:none;padding:0}.tick li{padding-left:1.9em;position:relative}
.tick li::before{content:"";position:absolute;left:.2em;top:.62em;width:.55em;height:.9em;border:solid var(--navy);border-width:0 3px 3px 0;transform:rotate(40deg) translateY(-30%)}
.faq details{background:var(--paper);border:1px solid var(--line);border-radius:10px;margin:10px 0}
.faq summary{cursor:pointer;min-height:48px;padding:10px 16px;font-weight:700;list-style:none;display:flex;align-items:center;gap:8px}
.faq summary::before{content:"＋";color:var(--acc);font-weight:700}
.faq details[open] summary::before{content:"－"}
.faq summary::-webkit-details-marker{display:none}
.faq details p{margin:0;padding:2px 18px 16px}
.related ul{list-style:none;padding:0;display:grid;gap:10px}
.related a{display:flex;align-items:center;min-height:56px;padding:8px 18px;background:var(--paper);border:1px solid var(--line);border-radius:10px;font-weight:700;text-decoration:none}
.related a::after{content:"→";margin-left:auto;color:var(--acc)}
.form-box{border:2px solid var(--navy)}
.field{margin:14px 0}.field label{display:block;font-weight:700;margin-bottom:4px}
input[type=text],input[type=email],input[type=tel],select,textarea{width:100%;min-height:52px;padding:10px 12px;font:inherit;border:2px solid #6b7280;border-radius:8px;background:#fff;color:var(--ink)}
textarea{min-height:140px}
.field.check{display:flex;gap:10px;align-items:flex-start}.field.check input{width:26px;height:26px;margin-top:6px;flex:none}.field.check label{font-weight:400;margin:0}
.small{font-size:.88rem;color:var(--mut)}
.err{color:#9b1c1c;font-weight:700}
.sticky{position:fixed;left:0;right:0;bottom:0;z-index:50;padding:10px 16px;background:rgba(255,255,255,.96);border-top:1px solid var(--line);display:flex;justify-content:center}
.sticky .btn{width:100%;max-width:520px}
.steps{list-style:none;counter-reset:s;padding:0;display:grid;gap:12px}
.steps li{counter-increment:s;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:14px 16px 14px 62px;position:relative}
.steps li::before{content:counter(s);position:absolute;left:14px;top:14px;width:36px;height:36px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:700}
.steps b{display:block}
.tbl{width:100%;border-collapse:collapse;background:var(--paper)}
.tbl th,.tbl td{border:1px solid var(--line);padding:12px 14px;text-align:left;vertical-align:top}
.tbl th{background:var(--soft);width:30%;white-space:nowrap}
.hero-home{background:linear-gradient(#eef3f8,var(--bg));padding:20px 0 10px}
.grid{list-style:none;padding:0;display:grid;gap:16px;grid-template-columns:1fr}
.card a{display:block;height:100%;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:18px 20px;text-decoration:none;color:var(--ink)}
.card a:hover{border-color:var(--navy)}
.card .ico{color:var(--navy)}.card p{margin:.2em 0 .6em;color:var(--mut);font-size:.95rem;line-height:1.7}
.more{color:var(--acc);font-weight:700}
.plain-list{list-style:none;padding:0;display:grid;gap:4px 24px;grid-template-columns:1fr}
.plain-list a{display:flex;align-items:center;min-height:48px}
.gl dt{font-weight:700;color:var(--navy2);margin-top:1em}.gl dd{margin:0 0 .4em;padding-bottom:.5em;border-bottom:1px dashed var(--line)}
.site-footer{background:var(--navy2);color:#eef2f7;padding:32px 0 24px;font-size:.95rem;line-height:1.8}
.site-footer a{color:#fff}.site-footer h2{color:#fff;border:0;padding:0;font-size:1.05rem}
.site-footer ul{list-style:none;padding:0}.site-footer li a{display:inline-block;padding:6px 0}
.fcols{display:grid;gap:8px 28px;grid-template-columns:1fr}
.disclaimer{margin-top:1.4em;padding:12px 14px;border:1px solid #6d86a8;border-radius:10px;font-weight:700}
.copy,.notice{color:#d3dcea}
@media(min-width:700px){body{font-size:18px}h1{font-size:2.1rem}.grid{grid-template-columns:1fr 1fr}.plain-list{grid-template-columns:1fr 1fr}.fcols{grid-template-columns:1fr 1fr}.related ul{grid-template-columns:repeat(3,1fr)}.hero-home h1{font-size:2.3rem}}
@media(min-width:1000px){.grid{grid-template-columns:repeat(4,1fr)}.fcols{grid-template-columns:repeat(4,1fr)}}
@media(max-width:699px){.sp-off{display:none}.btn{width:100%}.cta-row{flex-direction:column;align-items:stretch}.link2{justify-content:center}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}