:root{--green:#187568;--green2:#319182;--ink:#203d38;--sub:#5f716d;--line:#d7e7e2;--pale:#f4faf8;--paper:#fff;--red:#e65b54;--soft-red:#fff7f3;--green-dark:#203d38;--green-soft:#eaf7f3}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;font-size:16px;line-height:1.8}.wrap{width:min(1120px,calc(100% - 44px));margin:auto}.topbar{height:6px;background:var(--red)}.header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}.head{height:74px;display:flex;align-items:center;justify-content:space-between;gap:14px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:900;line-height:1.25}.brand img{width:42px;height:42px;object-fit:contain}.brand small{display:block;color:var(--sub);font-size:11px;letter-spacing:.04em}.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:9px 18px;border-radius:6px;background:var(--green);color:#fff;text-decoration:none;font-weight:900;white-space:nowrap;border:0}.button.hot{background:var(--red)}.button.light{background:#fff;color:var(--green);border:1px solid #a9d3c9}.trust{background:#fff;border-bottom:1px solid var(--line);padding:10px 0}.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.trust details{position:relative;background:#fff;border:1px solid var(--line);border-radius:8px}.trust summary{cursor:pointer;list-style:none;padding:12px 14px;font-weight:900;display:flex;justify-content:space-between;gap:8px}.trust summary::-webkit-details-marker{display:none}.trust summary span{display:block;color:var(--green);font-size:11px;letter-spacing:.12em}.trust summary:after{content:"⌄";color:var(--green);font-size:18px}.trust details[open] summary:after{transform:rotate(180deg)}.trust-panel{position:absolute;left:0;right:0;top:100%;z-index:80;background:#fff;border:1px solid var(--line);border-top:0;box-shadow:0 18px 38px rgba(20,70,60,.18);padding:16px;border-radius:0 0 8px 8px;font-size:13px;color:#405d57}.trust-panel p{margin:7px 0}.trust-panel ul{margin:8px 0 0;padding-left:1.2em}.trust-panel li{margin:4px 0}.trust-note{background:#f4faf8;border-left:4px solid var(--red);padding:9px 10px;margin-top:10px;font-weight:800;color:#274b45}.hero{background:linear-gradient(180deg,#f7fcfa,#fff);padding:54px 0 48px;border-bottom:1px solid var(--line)}.hero-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:42px;align-items:center}.overline,.kicker{font-weight:900;color:var(--green2);letter-spacing:.15em;font-size:13px}.hero h1{font-size:clamp(36px,4.6vw,58px);line-height:1.28;letter-spacing:0;margin:10px 0 16px;font-weight:800}.hero h1 span{display:block}.hero p{font-size:18px;color:#3e5b56;margin:0}.quick{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:22px 0}.quick div{background:#fff;border:1px solid #cfe2dd;border-radius:6px;padding:10px 8px;text-align:center;font-weight:900;font-size:13px;line-height:1.45}.hero-actions{display:flex;gap:10px;flex-wrap:wrap}.photo{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px;box-shadow:0 18px 38px rgba(20,70,60,.12)}.photo img{width:100%;height:330px;object-fit:cover;border-radius:6px;display:block}.photo small{display:block;color:var(--sub);font-size:12px;margin-top:7px}.section{padding:70px 0}.soft{background:var(--pale)}.section-title{margin-bottom:26px}.section-title h2{font-size:clamp(29px,3.5vw,43px);line-height:1.3;margin:4px 0 8px;letter-spacing:0}.section-title p{color:var(--sub);font-weight:700;margin:0}.area-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.area-card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:18px;text-decoration:none;color:var(--ink);display:block;min-height:132px}.area-card span{color:var(--green);font-weight:900;letter-spacing:.1em}.area-card strong{display:block;font-size:28px;margin:8px 0 2px}.area-card small{color:var(--sub);font-weight:700}.station-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.station-grid a{min-height:48px;display:flex;align-items:center;justify-content:center;text-align:center;text-decoration:none;color:var(--green);background:#fff;border:1px solid #a9d3c9;border-radius:6px;font-weight:900;padding:8px}.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.info-card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:18px}.info-card h3{margin:0 0 8px;font-size:20px}.venue-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.venue-list.compact{grid-template-columns:1fr}.venue-item{background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden}.venue-item summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:15px 16px;font-weight:900}.venue-item summary::-webkit-details-marker{display:none}.venue-item summary b{font-size:12px;color:var(--green);border:1px solid #b9dcd4;border-radius:999px;padding:3px 9px;white-space:nowrap}.venue-address{background:var(--soft-red);border-top:1px solid #efd7d2;padding:13px 16px}.venue-address p{margin:0 0 5px}.venue-address small{color:var(--sub);display:block}.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.plan{background:#fff;border:1px solid var(--line);border-radius:8px;padding:23px;display:flex;flex-direction:column}.plan.featured{border:2px solid var(--red);background:#fffdfa;box-shadow:0 14px 32px rgba(230,91,84,.12)}.tag{display:inline-flex;align-self:flex-start;background:#eaf7f3;color:var(--green);border-radius:999px;padding:3px 10px;font-size:12px;font-weight:900}.price{font-size:32px;color:var(--green);font-weight:900;margin:14px 0 4px}.plan h3{font-size:20px;line-height:1.45;margin:8px 0}.plan p,.plan li{color:#51645f;font-weight:700}.plan ul{padding-left:1.2em;margin:8px 0 18px}.plan .button{margin-top:auto}.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}.step{background:#fff;border:1px solid var(--line);border-radius:8px;padding:18px}.step b{color:var(--red);letter-spacing:.1em}.step h3{margin:6px 0;font-size:20px}.reviews{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.review{background:#fff;border:1px solid var(--line);border-radius:8px;padding:22px}.review p{font-weight:800}.review cite{color:var(--sub);font-style:normal}.profile{display:grid;grid-template-columns:120px 1fr;gap:24px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:8px;padding:24px}.profile img{width:100px;height:100px;object-fit:contain}.closing{background:#e9f6f2;text-align:center;padding:64px 0}.closing h2{font-size:clamp(30px,4vw,44px);line-height:1.3;margin:0 0 12px}.footer{background:#082f29;color:#e8f2ef;padding:26px 0}.footer-inner{display:flex;justify-content:space-between;gap:16px;align-items:center;font-size:13px}.footer a{color:#fff}.mobile-book{display:none}@media(max-width:820px){body{font-size:15px;padding-bottom:70px}.wrap{width:calc(100% - 30px)}.head{height:66px}.brand{font-size:14px}.brand img{width:34px;height:34px}.button{min-height:42px;padding:8px 13px;font-size:14px}.trust-grid{grid-template-columns:1fr;gap:7px}.trust-panel{position:static;box-shadow:none;border-left:0;border-right:0;border-bottom:0}.hero{padding:34px 0}.hero-grid{grid-template-columns:1fr;gap:22px}.hero h1{font-size:32px}.hero p{font-size:16px}.quick{grid-template-columns:repeat(3,1fr);gap:6px}.quick div{font-size:11px;padding:8px 4px}.hero-actions .button{width:100%}.photo img{height:220px}.section{padding:48px 0}.area-grid,.station-grid,.info-grid,.venue-list,.plans,.flow,.reviews{grid-template-columns:1fr;gap:10px}.area-card{min-height:auto}.station-grid a{justify-content:flex-start;padding-left:14px}.venue-item summary{padding:13px 12px}.plans{gap:12px}.profile{grid-template-columns:74px 1fr;gap:14px;padding:18px}.profile img{width:64px;height:64px}.footer-inner{display:block}.mobile-book{display:block;position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--line);padding:9px 14px;z-index:90}.mobile-book .button{width:100%;min-height:48px}.section-title h2{font-size:28px}.hero h1{word-break:keep-all;overflow-wrap:normal}.plan h3{font-size:19px}}

.static-trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.static-trust-card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:20px;box-shadow:0 10px 26px rgba(20,66,58,.05)}
.static-trust-card span,.venue-area-card>h3 span{display:block;color:var(--green);font-size:13px;font-weight:900;letter-spacing:.16em;margin-bottom:7px}
.static-trust-card h2{font-size:21px;line-height:1.35;margin:0 0 12px;color:var(--ink)}
.static-trust-card p,.static-trust-card li{font-size:15px;line-height:1.9;color:#50625f}
.static-trust-card ul{padding-left:1.1em;margin:8px 0 0}
.static-trust-card .trust-note{margin-top:12px;background:#f3faf7;border-left:4px solid var(--red);padding:12px 14px;font-weight:800;color:var(--ink)}
.venue-area-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px}
.venue-area-card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:18px;box-shadow:0 10px 26px rgba(20,66,58,.05)}
.venue-area-card>h3{font-size:22px;line-height:1.35;margin:0 0 12px;color:var(--ink)}
.venue-cards{display:grid;gap:10px}
.venue-card{border:1px solid #d7e8e4;border-radius:8px;padding:14px;background:#fbfffd}
.venue-card h4{font-size:17px;margin:0 0 7px;color:var(--ink)}
.venue-card p{font-size:14px;line-height:1.75;margin:0;color:#536662}
.venue-card strong{color:var(--ink)}
.venue-card small{display:block;margin-top:7px;font-size:12px;line-height:1.6;color:#6a7b78}
.support-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.support-card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:20px;box-shadow:0 10px 26px rgba(20,66,58,.05)}
.support-card b{display:inline-flex;align-items:center;min-height:28px;padding:3px 10px;border-radius:999px;background:#eaf7f3;color:var(--green);font-size:12px;line-height:1.4;margin-bottom:12px}
.support-card h3{font-size:20px;line-height:1.45;margin:0 0 8px;color:var(--ink)}
.support-card p{margin:0;color:#50625f;font-weight:700;line-height:1.75}
@media(max-width:820px){
  .static-trust-grid{grid-template-columns:1fr}
  .static-trust-card{padding:16px}
  .venue-area-grid{grid-template-columns:1fr}
  .venue-area-card{padding:15px}
  .support-cards{grid-template-columns:1fr;gap:10px}
  .support-card{padding:16px}
  .support-card h3{font-size:18px}
}


/* 2026-07-18: mobile readability and area-card fixes */
.hero h1{font-size:clamp(34px,4.2vw,54px);line-height:1.3}
.hero p{max-width:42em}
.area-link-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.area-link-card{display:block;background:#fff;border:1px solid var(--line);border-radius:8px;padding:18px;text-decoration:none!important;color:var(--ink)!important;box-shadow:0 10px 26px rgba(20,66,58,.05)}
.area-link-card span{display:block;color:var(--green);font-size:12px;font-weight:900;letter-spacing:.14em;margin-bottom:6px}
.area-link-card strong{display:block;font-size:28px;line-height:1.25;margin-bottom:6px}
.area-link-card small{display:block;color:#50625f;font-size:14px;font-weight:800;line-height:1.65}
@media(max-width:820px){
  .hero h1{font-size:30px;line-height:1.34;word-break:normal;overflow-wrap:break-word}
  .hero p{font-size:15.5px;line-height:1.95}
  .area-link-grid{grid-template-columns:1fr;gap:10px}
  .area-link-card{padding:16px}
  .area-link-card strong{font-size:24px}
  .section-title p{font-size:14px;line-height:1.7}
}


/* 2026-07-19 high IQ / MENSA service additions */
.mensa-alert{background:#fff8f5;border:1px solid #f1bbb6;border-left:5px solid var(--red);border-radius:8px;padding:18px;color:#4b3731;font-weight:800;line-height:1.85}
.mensa-alert strong{color:#982e2a}
.keyword-line{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.keyword-line span{display:inline-flex;border:1px solid #cfe2dd;border-radius:999px;padding:4px 10px;background:#fff;color:var(--green);font-size:12px;font-weight:900}
.service-card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.service-card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:20px;box-shadow:0 10px 26px rgba(20,66,58,.05)}
.service-card b{display:inline-flex;border-radius:999px;background:#eaf7f3;color:var(--green);padding:3px 10px;font-size:12px;margin-bottom:10px}
.service-card h3{font-size:20px;line-height:1.45;margin:0 0 8px}
.service-card p{margin:0;color:#50625f;font-weight:750;line-height:1.75}
.area-link-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.area-link-card{display:block;background:#fff;border:1px solid var(--line);border-radius:8px;padding:18px;text-decoration:none!important;color:var(--ink)!important;box-shadow:0 10px 26px rgba(20,66,58,.05)}
.area-link-card span{display:block;color:var(--green);font-size:12px;font-weight:900;letter-spacing:.14em;margin-bottom:6px}
.area-link-card strong{display:block;font-size:26px;line-height:1.3;margin-bottom:6px}
.area-link-card small{display:block;color:#50625f;font-size:14px;font-weight:800;line-height:1.65}
@media(max-width:820px){
  .service-card-grid{grid-template-columns:1fr;gap:10px}
  .area-link-grid{grid-template-columns:1fr;gap:10px}
  .hero h1{font-size:30px;line-height:1.34;word-break:normal;overflow-wrap:break-word}
  .hero p{font-size:15.5px;line-height:1.9}
  .keyword-line{gap:6px}
  .keyword-line span{font-size:11px}
}