:root{
  --navy:#1E2B5C; --navy-deep:#16204A;
  --red:#C13355; --red-deep:#A32945; --red-pale:#FDF3F6;
  --gold:#C9A25E; --gold-soft:#DCCFA8; --gold-line:#E7DFC9;
  --bg:#FFFFFF; --bg-alt:#F3F6FA;
  --ink:#2A3247; --ink-soft:#6B7285; --line:#E3E6EE;
  --sans:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;
  --maxw:760px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);background:var(--bg-alt);line-height:1.9;font-size:16px;-webkit-font-smoothing:antialiased;overflow-x:clip}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:3px solid var(--red);outline-offset:2px;border-radius:2px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}

header.site{background:#fff;border-bottom:1px solid #EEF0F4}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;height:58px}
.brand{font-weight:700;font-size:21px;letter-spacing:.14em;color:var(--navy);text-decoration:none}
.for-teacher{
  background:var(--navy);color:#fff;font-size:11.5px;font-weight:700;
  letter-spacing:.14em;padding:6px 14px;border-radius:3px;
}

.page-head{background:#fff;border-bottom:1px solid var(--gold-line);padding:34px 0 30px;text-align:center}
.page-head .ph-tag{
  display:inline-block;background:var(--red);color:#fff;font-size:12px;font-weight:700;
  letter-spacing:.16em;padding:4px 16px;border-radius:3px;margin-bottom:12px;
}
.page-head h1{font-weight:900;color:var(--navy);font-size:clamp(21px,5vw,28px);letter-spacing:.08em;line-height:1.5}
.page-head p{margin-top:8px;font-size:13.5px;color:var(--ink-soft);letter-spacing:.06em}

section{padding:44px 0}
.card{
  background:#fff;border:1px solid var(--gold-line);border-radius:10px;
  box-shadow:0 10px 26px rgba(30,43,92,.06);padding:clamp(22px,4.5vw,36px);
}
.card + .card{margin-top:22px}
.card h2{
  font-weight:700;color:var(--navy);font-size:17.5px;letter-spacing:.14em;
  display:flex;align-items:center;gap:12px;margin-bottom:16px;
}
.card h2::after{content:"";flex:1;height:1px;background:var(--gold-line)}

.ev-table{border-top:1px solid #F0EBDD}
.ev-row{display:grid;grid-template-columns:120px 1fr;gap:12px;padding:12px 2px;border-bottom:1px solid #F0EBDD;font-size:14.5px}
.ev-row dt{font-weight:700;color:var(--navy);letter-spacing:.08em}
@media (max-width:480px){.ev-row{grid-template-columns:1fr;gap:0}}

.pay-box{
  border:1.5px solid var(--gold);border-radius:8px;background:#FBF9F3;
  padding:18px 20px;margin-bottom:14px;
}
.pay-box .row{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:7px 0;border-bottom:1px dashed var(--gold-soft);flex-wrap:wrap}
.pay-box .row:last-child{border-bottom:none}
.pay-box .lbl{font-size:13.5px;font-weight:700;color:var(--ink)}
.pay-box .val{font-size:15px;letter-spacing:.04em}
.pay-box .val b{font-size:23px;color:var(--red);font-weight:700}
.pay-box .val.navy b{color:var(--navy);font-size:18px}
.t-lead{font-size:14px;line-height:2.1;letter-spacing:.04em;margin-bottom:14px}
.t-flow{display:grid;gap:9px;counter-reset:n}
.t-flow li{list-style:none;counter-increment:n;padding-left:36px;position:relative;font-size:13.5px;line-height:1.95}
.t-flow li::before{
  content:counter(n);position:absolute;left:0;top:3px;
  width:25px;height:25px;border-radius:50%;
  background:var(--red);color:#fff;font-weight:700;font-size:13px;
  display:flex;align-items:center;justify-content:center;
}
.t-flow b{color:var(--navy)}
.cust-list{display:grid;gap:8px}
.cust-row{display:flex;align-items:center;gap:9px}
.cust-row .cust-num{
  flex:none;width:26px;height:26px;border-radius:50%;
  background:var(--navy);color:#fff;font-size:12.5px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.cust-row input{flex:1}
.cust-row.invalid input{border-color:var(--red);background:var(--red-pale)}
.f-row.invalid .cust-list + .hint{margin-bottom:0}
.note-list{font-size:12.5px;color:var(--ink-soft);line-height:2;letter-spacing:.04em}
.note-list li{list-style:none;padding-left:1.2em;text-indent:-1.2em}
.note-list li::before{content:"※ ";color:var(--gold)}

.steps{display:flex;justify-content:center;margin:0 auto 28px;max-width:420px}
.step{flex:1;text-align:center;position:relative;font-size:12.5px;letter-spacing:.2em;color:#A9B0C2;padding-top:26px}
.step::before{content:"";position:absolute;top:8px;left:50%;transform:translateX(-50%);width:12px;height:12px;border-radius:50%;background:#D6DBE7;z-index:1}
.step::after{content:"";position:absolute;top:13px;left:calc(50% + 10px);right:calc(-50% + 10px);height:2px;background:#D6DBE7}
.step:last-child::after{display:none}
.step.on{color:var(--red);font-weight:700}
.step.on::before{background:var(--red);box-shadow:0 0 0 4px rgba(193,51,85,.18)}
.step.done::before{background:var(--navy)}

fieldset{border:none;margin-bottom:30px}
legend{
  font-weight:700;font-size:16px;color:var(--navy);letter-spacing:.14em;
  display:flex;align-items:center;gap:10px;width:100%;margin-bottom:16px;
}
legend::after{content:"";flex:1;height:1px;background:var(--gold-line)}
.lnum{
  display:inline-flex;width:25px;height:25px;border-radius:50%;flex:none;
  background:var(--navy);color:#fff;font-size:13.5px;font-weight:700;
  align-items:center;justify-content:center;
}
.f-row{display:grid;grid-template-columns:180px 1fr;gap:6px 16px;margin-bottom:16px;align-items:start}
.f-row > label.t{grid-column:1;padding-top:12px}
.f-row > *:not(label.t){grid-column:2}
@media (max-width:620px){
  .f-row{grid-template-columns:1fr;gap:4px}
  .f-row > label.t{padding-top:0}
  .f-row > *:not(label.t){grid-column:1}
}
.f-row label.t{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-weight:700;font-size:14px;letter-spacing:.04em}
.req,.opt{font-size:10.5px;font-weight:700;letter-spacing:.12em;padding:2px 8px;border-radius:2px;line-height:1.6;flex:none}
.req{background:var(--red);color:#fff}
.opt{background:#E9ECF3;color:#68708A}
input[type=text],input[type=tel],input[type=email],textarea{
  width:100%;font-size:16px;font-family:var(--sans);
  padding:12px 14px;border:1px solid #D4D9E4;border-radius:4px;background:#fff;color:var(--ink);
}
input::placeholder,textarea::placeholder{color:#A9B0C2}
input:focus,textarea:focus{border-color:var(--navy);outline:2px solid rgba(30,43,92,.18)}
textarea{min-height:120px;resize:vertical}
.hint{font-size:12.5px;color:var(--ink-soft);margin-top:4px}
.err{display:none;font-size:12.5px;color:var(--red);margin-top:4px;font-weight:700}
.f-row.invalid .err{display:block}
.f-row.invalid input,.f-row.invalid textarea{border-color:var(--red);background:var(--red-pale)}

.choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:560px){.choice-grid{grid-template-columns:1fr}}
.choice{position:relative;display:block;cursor:pointer;border:1.5px solid var(--line);border-radius:8px;padding:15px 15px 13px;background:#fff;transition:border-color .15s,background .15s}
.choice input{position:absolute;opacity:0;pointer-events:none}
.choice .c-title{display:flex;align-items:center;gap:9px;font-weight:700;font-size:14.5px}
.choice .c-title::before{content:"";width:18px;height:18px;border-radius:50%;flex:none;border:2px solid #C4CAD9;background:#fff}
.choice small{display:block;margin-top:5px;font-size:12px;color:var(--ink-soft);line-height:1.8}
.choice .c-fee{display:inline-block;margin-top:7px;font-size:11.5px;font-weight:700;color:#A07C3C;background:#F6EFDD;padding:2px 10px;border-radius:2px}
.choice.selected{border-color:var(--red);background:var(--red-pale)}
.choice.selected .c-title::before{border-color:var(--red);background:radial-gradient(circle,var(--red) 0 5px,#fff 5.5px)}

.qty-item{
  display:grid;grid-template-columns:1fr auto;align-items:center;gap:10px;
  border:1px solid var(--gold-line);border-left:4px solid var(--gold);
  border-radius:6px;padding:14px 16px;background:#FBF9F3;
}
.qty-item .qi-name{grid-column:1;grid-row:1;font-weight:700;font-size:15px}
.qty-item .qi-name small{display:block;font-weight:400;font-size:12px;color:var(--ink-soft)}
.qty-item .qi-price{grid-column:1;grid-row:2;font-size:14px;color:var(--navy);font-weight:700}
.stepper{grid-column:2;grid-row:1 / span 2;justify-self:end;align-self:center;display:flex;align-items:center;border:1px solid #D4D9E4;border-radius:4px;background:#fff}
.stepper button{width:44px;height:44px;font-size:22px;line-height:1;background:#F1F4FA;border:none;cursor:pointer;color:var(--navy)}
.stepper button:hover{background:#E5EAF4}
.stepper button:disabled{opacity:.35;cursor:default}
.stepper output{width:52px;text-align:center;font-size:19px;font-weight:700}

.check-row{display:flex;gap:10px;align-items:flex-start;border:1px solid var(--line);border-radius:6px;padding:13px 15px;background:#fff;cursor:pointer}
.check-row input{width:20px;height:20px;margin-top:4px;accent-color:var(--red);flex:none}
.check-row .cr-t{font-weight:700;font-size:14px}
.check-row small{display:block;font-weight:400;font-size:12px;color:var(--ink-soft)}
.row-center{grid-template-columns:1fr !important}
.row-center > *{grid-column:1 !important}
.row-center .check-row{width:fit-content;margin:0 auto}
.row-center .err{text-align:center}

.total-box{
  border:1.5px solid var(--gold);border-radius:8px;background:#fff;padding:18px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
}
.total-box .ts-label{font-weight:700;color:var(--navy);font-size:14.5px;letter-spacing:.16em}
.total-box .ts-amount{font-size:31px;letter-spacing:.02em;color:var(--red);font-weight:700}
.total-box .ts-amount small{font-size:13.5px;font-weight:700;margin-left:4px;color:var(--ink)}
.total-box .ts-detail{width:100%;font-size:12.5px;color:var(--ink-soft)}
.pay-note{margin-top:12px;font-size:13px;color:var(--ink-soft);border:1px dashed var(--gold-soft);border-radius:4px;padding:12px 14px;background:#FBF9F3}
.pay-note b{color:var(--navy)}

.agree-box{border:1px solid var(--line);background:#FAFBFD;border-radius:6px;padding:15px 17px;font-size:13px;color:var(--ink-soft);line-height:1.9;max-height:170px;overflow-y:auto;margin-bottom:12px}
.agree-box b{color:var(--ink)}
.agree-box .ab-h{display:block;font-weight:700;color:var(--navy);margin-top:10px}
.agree-box .ab-h:first-child{margin-top:0}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-weight:700;letter-spacing:.14em;text-decoration:none;cursor:pointer;border:none;border-radius:6px;transition:transform .15s,background .2s}
.btn-red{background:var(--red);color:#fff;padding:16px 46px;font-size:15.5px;box-shadow:0 6px 16px rgba(193,51,85,.35)}
.btn-red::after{content:"›";font-size:18px;margin-top:-2px}
.btn-red:hover{background:var(--red-deep);transform:translateY(-1px)}
.form-actions{text-align:center;margin-top:26px}
.form-actions .back{display:inline-block;margin-top:14px;font-size:13px;color:var(--ink-soft);background:none;border:none;cursor:pointer;text-decoration:underline}
.form-error-top{display:none;background:var(--red-pale);border:1px solid #E9B9C7;color:var(--red-deep);font-size:14px;font-weight:700;padding:12px 16px;border-radius:4px;margin-bottom:20px}

.confirm-note{text-align:center;background:#FBF9F3;border:1px dashed var(--gold-soft);border-radius:6px;padding:10px 14px;font-size:13px;color:var(--navy);font-weight:700;margin-bottom:18px}
.confirm-table{border-top:1px solid var(--line);margin-bottom:24px}
.confirm-table .c-row{display:grid;grid-template-columns:170px 1fr;gap:12px;padding:13px 4px;border-bottom:1px solid var(--line);font-size:14.5px}
.confirm-table .c-row dt{color:var(--ink-soft);font-size:13px;letter-spacing:.06em;padding-top:2px}
.confirm-table .c-row dd{white-space:pre-wrap;word-break:break-word}
@media (max-width:520px){.confirm-table .c-row{grid-template-columns:1fr;gap:2px}}

.done-view{text-align:center;padding:16px 0}
.done-view .mark{width:62px;height:62px;margin:0 auto 16px;border-radius:50%;border:2px solid var(--gold);display:flex;align-items:center;justify-content:center;font-size:25px;color:var(--navy)}
.done-view h3{font-size:20px;color:var(--navy);letter-spacing:.14em;margin-bottom:12px;font-weight:700}
.entry-id{display:inline-block;margin:0 auto 14px;background:#F1F4FA;border:1px solid var(--line);border-radius:6px;padding:7px 16px;font-size:14px;color:var(--navy)}
.entry-id b{font-size:16px;letter-spacing:.08em}
.dv-steps{max-width:480px;margin:0 auto 16px;text-align:left;display:grid;gap:8px}
.dv-steps li{list-style:none;font-size:13.5px;line-height:1.9;padding-left:1.4em;text-indent:-1.4em}
.dv-steps li b{color:var(--navy)}
.dv-steps li::before{content:"● ";color:var(--gold)}
.pay-hint{font-size:12.5px;color:var(--ink-soft);margin-top:10px}
.pay-hint b{color:var(--red)}
.copy-fallback{margin:20px auto 0;max-width:520px;text-align:left;border:1px dashed var(--gold-soft);border-radius:4px;padding:15px;font-size:12.5px;color:var(--ink-soft)}
.copy-fallback button{margin-top:10px;background:#F1F4FA;border:1px solid var(--line);padding:9px 16px;font-size:13px;cursor:pointer;border-radius:4px;font-weight:700;color:var(--navy);font-family:var(--sans)}

footer.site{background:var(--navy);color:#C7CEE0;padding:36px 0;text-align:center;font-size:12.5px;letter-spacing:.06em}
footer.site .f-brand{color:#fff;font-size:15px;letter-spacing:.2em;margin-bottom:10px;font-weight:700}
footer.site a{color:#E7D9B8;text-decoration:none}

.view{display:none}
.view.active{display:block}
.cond{display:none}
.cond.open{display:block}

/* WordPress auto-format cleanup */
body p:empty{display:none!important;margin:0!important;padding:0!important;height:0!important}
#entryForm .f-row>br,
#entryForm .choice-grid>br,
#entryForm .stepper>br,
#entryForm .total-box>br,
#entryForm .check-row>br,
#entryForm .choice>br,
#entryForm .agree-box>br{display:none!important}
@media (max-width:420px){
  #entryForm legend{gap:8px;letter-spacing:.08em}
  #entryForm legend::after{display:none}
}