:root{color-scheme:light;--ink:#17332a;--muted:#5d6d66;--forest:#1f513f;--deep:#143d2f;--paper:#fffefb;--line:#d9dfd9;--wood:#b8773d;--soft:#f2f6f1;--cream:#fbf5eb;--shadow:0 16px 42px rgba(31,81,63,.09)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"Yu Gothic","Hiragino Kaku Gothic ProN",system-ui,sans-serif;font-size:16px;line-height:1.8}a{color:inherit}.site-header{position:sticky;z-index:30;top:0;display:flex;min-height:68px;align-items:center;justify-content:space-between;padding:10px clamp(20px,5vw,72px);border-bottom:1px solid rgba(23,51,42,.08);background:rgba(255,254,251,.94);backdrop-filter:blur(14px)}.brand{text-decoration:none}.brand strong{display:block;font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:1.45rem;letter-spacing:.08em}.brand small{display:block;margin-top:-5px;color:var(--muted);font-size:.72rem;letter-spacing:.12em}.wrap{width:min(1120px,calc(100% - 40px));margin:0 auto}.breadcrumbs{padding:20px 0 14px;color:var(--muted);font-size:.84rem}.breadcrumbs a{text-underline-offset:3px}.hero{padding:clamp(38px,7vw,76px) 0 44px}.eyebrow{margin:0 0 10px;color:var(--wood);font-size:.82rem;font-weight:900;letter-spacing:.12em}h1,h2{font-family:"Yu Mincho","Hiragino Mincho ProN",serif}h1{max-width:760px;margin:0;font-size:clamp(2.2rem,5vw,4.4rem);line-height:1.24;letter-spacing:.03em}.lead{max-width:760px;margin:20px 0 0;color:var(--muted);font-size:1.05rem}.principle{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:28px;align-items:center;margin-bottom:44px;padding:clamp(25px,4vw,38px);border:1px solid #cfdbd0;border-radius:22px;background:var(--soft)}.principle h2{margin:0 0 8px;font-size:clamp(1.45rem,3vw,2rem)}.principle p{margin:0;color:var(--muted)}.principle-mark{display:grid;width:108px;height:108px;place-items:center;border-radius:50%;color:#fff;background:var(--forest);font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:1.05rem;font-weight:800;line-height:1.45;text-align:center}.section{padding:22px 0 70px}.section-heading{display:flex;gap:28px;align-items:end;justify-content:space-between;margin-bottom:24px}.section-heading h2{margin:0;font-size:clamp(1.7rem,3vw,2.45rem)}.section-heading p{max-width:520px;margin:0;color:var(--muted)}.policy-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.policy-card{overflow:hidden;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:var(--shadow)}.policy-card summary{display:block;padding:23px 24px 10px;cursor:default;list-style:none}.policy-card summary::-webkit-details-marker{display:none}.policy-card summary small{display:block;margin-bottom:6px;color:var(--wood);font-size:.74rem;font-weight:900;letter-spacing:.1em}.policy-card summary strong{display:block;font-size:1.08rem}.policy-body{padding:0 24px 24px;color:var(--muted)}.policy-body p{margin:0}.policy-body p+p{margin-top:10px}.contact{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:22px;margin:6px 0 76px}.contact-copy,.contact-box{padding:clamp(25px,4vw,38px);border-radius:22px}.contact-copy{color:#fff;background:var(--deep)}.contact-copy h2{margin:0 0 12px;font-size:clamp(1.55rem,3vw,2.2rem)}.contact-copy p{margin:0;color:#d8e6dd}.contact-box{border:1px solid #eadbc8;background:var(--cream)}.contact-box strong{display:block;margin-bottom:8px;font-size:1.05rem}.contact-box p{margin:0;color:var(--muted)}.contact-box ul{margin:16px 0 0;padding-left:1.3rem}.contact-box li+li{margin-top:4px}.back-nav{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.back-link{display:inline-flex;min-height:46px;align-items:center;padding:9px 15px;text-decoration:none;border:1px solid var(--line);border-radius:11px;background:#fff;font-weight:800}footer{padding:36px 20px;color:#dce8df;background:var(--deep)}.footer-inner{display:flex;width:min(1120px,100%);gap:24px;align-items:center;justify-content:space-between;margin:0 auto}footer strong{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:1.2rem;letter-spacing:.08em}footer small{color:#acc0b5}
@media(max-width:900px){.policy-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.contact{grid-template-columns:1fr}}
@media(max-width:600px){.site-header{min-height:62px;padding:9px 18px}.brand strong{font-size:1.25rem}.brand small{display:none}.wrap{width:min(100% - 32px,1120px)}.hero{padding:32px 0}.hero h1{font-size:2.18rem}.principle{grid-template-columns:1fr;margin-bottom:28px}.principle-mark{width:auto;height:auto;padding:11px 16px;border-radius:99px;font-family:inherit;font-size:.9rem}.section{padding-bottom:48px}.section-heading{display:block}.section-heading p{margin-top:9px}.policy-grid{grid-template-columns:1fr;gap:10px}.policy-card{box-shadow:none}.policy-card summary{position:relative;padding:18px 50px 18px 19px;cursor:pointer}.policy-card summary::after{position:absolute;top:50%;right:19px;content:"＋";transform:translateY(-50%);color:var(--forest);font-size:1.35rem;font-weight:500}.policy-card[open] summary::after{content:"−"}.policy-card summary small{margin-bottom:3px}.policy-body{padding:0 19px 20px}.contact{margin-bottom:54px}.back-nav{display:grid}.back-link{width:100%;justify-content:center}.footer-inner{display:block}footer small{display:block;margin-top:8px}}
.contact-button{display:inline-flex;min-height:50px;align-items:center;justify-content:center;margin-top:22px;padding:11px 20px;border-radius:12px;color:#fff;background:var(--forest);font-weight:900;text-decoration:none;box-shadow:0 8px 22px rgba(31,81,63,.18)}
.contact-button:hover,.contact-button:focus-visible{background:var(--deep);outline:3px solid rgba(31,81,63,.2);outline-offset:3px}
.contact-note{display:block;margin-top:9px;color:var(--muted);font-size:.82rem}
.operator{padding-top:0}.operator-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));margin:0;padding:0;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:var(--shadow)}.operator-list div{display:grid;grid-template-columns:130px minmax(0,1fr);gap:18px;padding:17px 20px}.operator-list div:nth-child(odd){border-right:1px solid var(--line)}.operator-list div:nth-child(n+3){border-top:1px solid var(--line)}.operator-list dt{color:var(--muted)}.operator-list dd{margin:0;font-weight:800}.operator-list a{text-underline-offset:4px}
@media(max-width:600px){.contact-copy h2{font-size:1.35rem;white-space:nowrap}.contact-copy h2 br{display:none}.contact-button{width:100%}}
@media(max-width:700px){.operator-list{grid-template-columns:1fr;box-shadow:none}.operator-list div{grid-template-columns:1fr;gap:3px}.operator-list div:nth-child(odd){border-right:0}.operator-list div+div{border-top:1px solid var(--line)}}