:root{--navy:#11324f;--gold:#d4a574;--bg:#f6f3ee;--ink:#17242e;--sub:#5a6873;--line:#e3ddd3;--free:#2f8c7a;--free-t:#1f6f60;--paid:#c47a2c;--paid-t:#8a5213;--today:#f6ecdf}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{background:var(--bg);color:var(--ink);font-family:'Noto Sans JP',system-ui,sans-serif;font-size:15px;line-height:1.65;-webkit-text-size-adjust:100%}
a{color:var(--navy)}
button{font-family:inherit;cursor:pointer}
input,textarea,select{font-family:inherit;font-size:16px;color:var(--ink);width:100%;border:1px solid #9aa7b0;border-radius:8px;padding:10px 12px;background:#fff}
input[type=checkbox],input[type=radio]{width:auto}
h1,h2,h3,p{margin:0}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.shell{display:flex;flex-direction:column;height:100dvh}
.top{flex:none;background:var(--navy);color:#fff;padding:12px 20px;padding-top:calc(12px + env(safe-area-inset-top));display:flex;align-items:center;gap:8px;min-height:56px}
.top h1{font-size:17px;font-weight:700}
.top button{margin:-8px 0 -8px -12px;width:44px;height:44px;border:0;background:none;color:#fff;font-size:22px}
.side{display:none}
.main{flex:1;min-height:0;overflow:auto;padding:16px}
.tabs{flex:none;display:grid;grid-auto-flow:column;grid-auto-columns:minmax(0,1fr);background:#fff;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}
.tabs button{height:60px;border:0;background:none;font-size:13px;font-weight:700;color:var(--sub)}
.tabs button.on{color:var(--navy)}
.card{background:#fff;border-radius:12px;padding:16px}
.stack{display:flex;flex-direction:column;gap:12px}
.row{display:flex;gap:8px;align-items:center}
.btn{min-height:46px;padding:0 16px;border:0;border-radius:8px;background:var(--navy);color:#fff;font-size:15px;font-weight:700;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;flex:none}
.btn.grow{flex:1}
.stack>.btn{flex:none}
.btn.sub{background:#fff;color:var(--navy);border:1px solid var(--navy)}
.btn.gold{background:var(--gold);color:var(--navy)}
.btn.danger{background:#fff;color:#a33;border:1px solid #a33}
.btn:disabled{opacity:.5;cursor:default}
.link{border:0;background:none;color:var(--navy);text-decoration:underline;font-size:13px;min-height:44px;padding:0}
.grow{flex:1}
.err{color:#b3261e;font-size:13px;min-height:1em}
.ok{color:var(--free-t);font-size:13px}
.note{font-size:12px;color:#40505c}
label.f{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:500}
fieldset{border:0;margin:0;padding:0}
legend{font-size:13px;font-weight:500;margin-bottom:6px;padding:0}
.datetime{display:flex;gap:8px}
.datetime input{flex:2;min-width:0}
.datetime select{flex:1;min-width:0}
.seg{display:flex;gap:8px}
.seg button{flex:1;height:46px;border-radius:8px;border:1px solid #9aa7b0;background:#fff;color:var(--ink);font-weight:500}
.seg button.on{border:2px solid var(--navy);background:var(--navy);color:#fff;font-weight:700}
/* ログイン */
.auth{min-height:100dvh;background:var(--navy);color:#fff;padding:72px 28px 32px;display:flex;justify-content:center}
.auth>div{width:100%;max-width:380px;display:flex;flex-direction:column;gap:28px}
.auth h1{font-family:'Noto Serif JP',serif;font-size:28px;font-weight:600}
.auth label{color:#fff}
.auth input{border:0;height:48px}
.auth a,.auth .link{color:#fff}
.auth .err{color:#ffc9c0}
.auth .note{color:#d7e0e7}
.auth .ok{color:#bfe8dc}
/* カレンダー */
.cal-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr))}
.cal-head{text-align:center;font-size:11px;color:var(--sub);margin-bottom:4px}
.cal-nav{display:flex;align-items:center;justify-content:center;gap:4px;margin-bottom:8px}
.cal-nav h2{font-size:16px;min-width:9em;text-align:center}
.cal-nav button{width:44px;height:44px;border:0;background:none;color:var(--navy);font-size:20px}
.day{min-height:46px;border:0;background:none;color:inherit;border-radius:8px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:13px;padding:2px;min-width:0}
.day.today{background:var(--today);font-weight:700}
.day.sel{outline:2px solid var(--navy)}
.dots{display:flex;gap:2px;height:8px}
.dot{width:8px;height:8px;border-radius:2px;display:inline-block}
.official{background:var(--navy)}.member_free{background:var(--free)}.member_paid{background:var(--paid)}
.t-official{color:var(--navy)}.t-member_free{color:var(--free-t)}.t-member_paid{color:var(--paid-t)}
.chip{display:none}
.legend{display:flex;gap:12px;justify-content:center;font-size:11px;color:#40505c;margin-top:10px}
.legend .dot{margin-right:4px}
.ev{display:flex;gap:12px;align-items:center;text-align:left;border:0;background:#fff;color:var(--ink);padding:12px;border-radius:10px;min-height:64px;width:100%}
.ev-date{width:44px;flex:none;text-align:center;font-weight:700;line-height:1.3}
.ev-date small{display:block;font-size:11px;color:var(--sub);font-weight:400}
.ev-kind{display:block;font-size:11px;font-weight:700}
.ev-title{display:block;font-size:14px;font-weight:500}
.ev-time{display:block;font-size:12px;color:var(--sub)}
dl.info{margin:0;display:grid;grid-template-columns:64px minmax(0,1fr);gap:8px;font-size:14px}
dl.info dt{color:var(--sub)}dl.info dd{margin:0;word-break:break-word}
.tag{display:inline-block;font-size:11px;padding:1px 8px;border-radius:999px;background:var(--today);color:var(--paid-t);font-weight:700}
/* 相談 */
.chat{display:flex;flex-direction:column;gap:12px}
.b{border-radius:12px;padding:12px 14px;font-size:14px;max-width:88%;word-break:break-word;background:#fff;align-self:flex-start}
.b.me{background:var(--navy);color:#fff;align-self:flex-end}
.b p{margin:0 0 8px}.b p:last-child{margin:0}
.chat-foot{flex:none;background:#fff;padding:10px 16px;border-top:1px solid var(--line)}
.chat-foot textarea{resize:none;height:46px;max-height:120px}
/* 管理 */
.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl th,.tbl td{text-align:left;padding:8px 6px;border-bottom:1px solid var(--line);vertical-align:top}
.scroll-x{overflow-x:auto}
.line{padding:10px 0;border-top:1px solid var(--line)}
.line:first-child{border-top:0}
/* PC */
@media (min-width:900px){
  .shell{flex-direction:row;flex-wrap:wrap}
  .top{display:none}
  .tabs{display:none}
  .side{display:flex;flex-direction:column;gap:6px;width:220px;flex:none;background:var(--navy);color:#fff;padding:28px 16px;height:100dvh}
  .side p{margin:0 8px 24px;font-family:'Noto Serif JP',serif;font-size:18px;font-weight:600;line-height:1.5}
  .side button{height:46px;border:0;border-radius:8px;background:none;color:#fff;font-size:14px;text-align:left;padding:0 14px}
  .side button.on{background:var(--gold);color:var(--navy);font-weight:700}
  .side .out{margin-top:auto;font-size:13px}
  .content{flex:1;min-width:0;display:flex;flex-direction:column;height:100dvh}
  .main{padding:28px 32px}
  .narrow{max-width:640px;margin:0 auto}
  .cal-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:24px;align-items:start}
  .cal-month .cal-grid.body{border-top:1px solid var(--line);border-left:1px solid var(--line)}
  .day{min-height:104px;border-radius:0;border-right:1px solid var(--line);border-bottom:1px solid var(--line);align-items:flex-start;justify-content:flex-start;padding:6px;font-size:12px;gap:2px;overflow:hidden}
  .day.sel{outline-offset:-2px}
  .dots{display:none}
  .chip{display:block;width:100%;padding:2px 6px;border-radius:4px;color:#fff;font-size:11px;line-height:1.35;text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
}
@media (max-width:899px){.content{display:contents}.cal-layout{display:block}.cal-side{margin-top:20px}}
/* ご利用案内 */
.terms{height:auto}
.terms>div{max-width:640px;margin:0 auto}
.terms h1{font-size:20px}
.terms h2{font-size:15px}
.terms ul{margin:0;padding-left:1.4em}
.tbl .link{margin-right:10px;min-height:32px}