/* 成人式LP（/seijin/lp/） */
:root{
  --crimson:#a8243a;
  --crimson-dk:#7f1a2b;
  --gold:#958626;
  --gold-lt:#c9b96a;
  --ink:#2b2523;
  --muted:#6d6460;
  --ivory:#f7f3ea;
  --line:#e4ddcf;
  --white:#fff;
  --line-green:#06c755;
  --radius:14px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{margin:0;font-family:"Zen Kaku Gothic New","Hiragino Sans","Yu Gothic",sans-serif;color:var(--ink);background:var(--white);line-height:1.75;font-size:15px;-webkit-text-size-adjust:100%;}
img{max-width:100%;height:auto;display:block;}
a{color:var(--crimson);}
.serif{font-family:"Shippori Mincho B1","Yu Mincho",serif;}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px;}
.wrap.narrow{max-width:820px;}
.section-pad{padding:72px 0;}
.sec-ivory{background:var(--ivory);}
.center{text-align:center;}
.tbc{display:inline-block;background:#fff3a6;color:#6b5600;border:1px dashed #c9a400;border-radius:4px;font-size:11px;font-weight:700;padding:0 6px;line-height:1.7;vertical-align:middle;}

/* 確認用バー */
.preview-bar{display:none;background:#2b2523;color:#fff;font-size:13px;padding:8px 16px;text-align:center;}
.is-preview .preview-bar{display:block;}
.preview-bar .tbc{margin:0 2px;}
body:not(.is-preview) .tbc{display:none;}

/* ボタン */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border-radius:999px;padding:12px 26px;font-weight:700;text-decoration:none;font-size:15px;border:2px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s;line-height:1.3;text-align:center;}
.btn:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(0,0,0,.12);}
.btn-primary{background:var(--crimson);color:#fff;}
.btn-primary:hover{background:var(--crimson-dk);}
.btn-ghost{background:#fff;color:var(--crimson);border-color:var(--crimson);}
.btn-line{background:var(--line-green);color:#fff;}
.btn-lg{padding:16px 36px;font-size:17px;}

/* ヘッダー */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(6px);border-bottom:1px solid var(--line);}
.header-inner{max-width:1120px;margin:0 auto;padding:10px 20px;display:flex;align-items:center;justify-content:space-between;}
.brand{text-decoration:none;color:var(--ink);display:flex;flex-direction:column;line-height:1.2;}
.brand .b-en{font-family:"Shippori Mincho B1",serif;font-weight:800;letter-spacing:.12em;font-size:16px;}
.brand .b-jp{font-size:11px;color:var(--muted);}
.header-cta{padding:9px 20px;font-size:14px;}

/* ヒーロー */
.hero{display:grid;grid-template-columns:1.1fr 1fr;min-height:560px;background:var(--ivory);}
.hero-visual{position:relative;overflow:hidden;}
.hero-visual img{width:100%;height:100%;object-fit:cover;object-position:52% 22%;}
.hero-body{padding:56px 48px;display:flex;flex-direction:column;justify-content:center;}
.hero-eyebrow{margin:0 0 10px;color:var(--gold);font-weight:700;letter-spacing:.08em;font-size:13px;}
.hero h1{margin:0 0 24px;font-size:34px;line-height:1.5;font-weight:800;}
.hero-offer{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.offer-badge{background:var(--crimson);color:#fff;border-radius:12px;padding:12px 18px;display:flex;flex-direction:column;align-items:center;min-width:170px;box-shadow:0 8px 20px rgba(168,36,58,.25);}
.offer-badge .ob-small{font-size:12px;opacity:.9;}
.offer-badge .ob-big{font-size:26px;font-weight:800;line-height:1.3;}
.offer-badge em{font-style:normal;color:#ffe9a8;font-size:1.25em;}
.offer-plus{font-size:24px;color:var(--crimson);font-weight:800;}
.hero-cond{margin:12px 0 18px;font-size:13px;color:var(--muted);}
.hero-trust{list-style:none;margin:0 0 26px;padding:0;display:flex;flex-wrap:wrap;gap:8px;}
.hero-trust li{border:1px solid var(--gold-lt);color:var(--ink);background:#fff;border-radius:999px;padding:4px 14px;font-size:13px;}
.hero-cta{align-self:flex-start;}
.hero-other{margin:12px 0 0;font-size:13px;line-height:1.65;}
.hero-other a{white-space:nowrap;}

/* 見出し */
.sec-head{text-align:center;margin-bottom:40px;}
.sec-en{margin:0;color:var(--gold);letter-spacing:.2em;font-size:12px;font-weight:700;}
.sec-title{margin:6px 0 10px;font-size:30px;font-weight:800;line-height:1.4;}
.sec-lead{margin:0;color:var(--muted);}

/* 目的からえらぶ */
.entry-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.entry-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;scroll-margin-top:80px;}
.entry-card.is-feature{border:2px solid var(--crimson);box-shadow:0 10px 28px rgba(168,36,58,.12);}
.ec-photo img{width:100%;aspect-ratio:16/9;object-fit:cover;object-position:center center;}
#plan-mama .ec-photo img{object-fit:cover;object-position:center 38%;}
#plan-day .ec-photo img{object-position:58% 30%;}
.ec-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1;}
.ec-tag{margin:0;font-size:12px;font-weight:700;color:var(--gold);letter-spacing:.06em;}
.entry-card h3{margin:4px 0 8px;font-size:21px;line-height:1.45;}
.ec-desc{margin:0 0 14px;font-size:14px;color:var(--muted);}
.ec-price{margin:0 0 12px;border-top:1px solid var(--line);}
.ec-price dt{font-size:13px;margin-top:10px;font-weight:700;}
.ec-price dd{margin:0;padding-bottom:10px;border-bottom:1px dashed var(--line);}
.ec-price dd .serif{font-size:22px;font-weight:800;color:var(--crimson);}
.ec-price dd small{display:block;font-size:12px;color:var(--muted);line-height:1.6;}
.ec-perk{margin:0 0 12px;background:#fdf1f3;border-radius:8px;padding:10px 12px;font-size:13px;}
.ec-perk strong{color:var(--crimson);}
.ec-where{margin:0 0 10px;font-size:13px;}
.chip{display:inline-block;background:var(--gold);color:#fff;border-radius:4px;font-size:11px;padding:0 8px;margin-right:6px;font-weight:700;}
.ec-body .btn{margin-top:auto;align-self:stretch;}
.entry-note{text-align:center;font-size:12px;color:var(--muted);margin-top:20px;}

/* Google クチコミ */
.reviews-sec .sec-title span + span{margin-left:.35em;}
.reviews-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.review{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;display:flex;flex-direction:column;}
.rv-stars{margin:0 0 12px;color:var(--gold);letter-spacing:.14em;font-size:15px;line-height:1;}
.rv-text{margin:0 0 16px;font-size:14px;flex:1;}
.rv-name{margin-top:auto;font-size:13px;font-style:normal;color:var(--muted);}

/* 特典 */
.perks-sec .sec-head{margin-bottom:28px;}
.perks-grid{list-style:none;padding:0;margin:0 0 28px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;align-items:stretch;}
.perk{background:#fff;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);display:flex;flex-direction:column;}
/* is-main は見出し色のみ（枠線は4枚とも同一） */
.perks-sec .perk-media{flex:0 0 auto;width:100%;aspect-ratio:4/3;overflow:hidden;background:#fff;line-height:0;}
.perks-sec .perk > img.perk-media{width:100%;height:auto;max-height:none;aspect-ratio:4/3;object-fit:cover;object-position:center center;}
.perks-sec .perk:nth-child(1) > img.perk-media{object-position:center 48%;}
.perks-sec .perk:nth-child(2) > img.perk-media{object-position:center 44%;}
.perks-sec .perk:nth-child(4) > img.perk-media{object-position:center 42%;}
.perks-sec .perk-photo--pair{display:grid;grid-template-columns:1fr 1fr;gap:0;min-height:0;}
.perks-sec .perk-photo--pair > img{width:100%;height:100%;max-height:none;object-fit:cover;object-position:center 32%;min-height:0;}
.perks-sec .perk-photo--pair > img:last-child{object-position:center 28%;}
.perk-body{padding:12px 14px 14px;flex:0 0 auto;background:#fff;}
.perk-no{color:var(--gold);font-weight:800;font-size:13px;}
.perk h3{margin:4px 0 6px;font-size:17px;line-height:1.45;}
.perk.is-main h3{color:var(--crimson);}
.perk p{margin:0;font-size:13px;color:var(--muted);}

/* 選ばれる理由 */
.reasons-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:32px;}
.reason{background:var(--ivory);border-radius:var(--radius);padding:22px 18px;}
.r-no{display:inline-flex;width:36px;height:36px;border-radius:50%;background:var(--gold);color:#fff;align-items:center;justify-content:center;font-weight:800;}
.reason h3{margin:10px 0 6px;font-size:17px;line-height:1.45;}
.reason p{margin:0;font-size:13px;color:var(--muted);}
.works-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;}
.works-strip img{width:100%;aspect-ratio:3/4;object-fit:cover;object-position:center center;border-radius:8px;background:#f3efe8;}
.works-strip .work-thumb--4{object-position:center 36%;}
.works-strip .work-thumb--wagasa{object-position:20% 50%;}
.work-thumb-frame{aspect-ratio:3/4;overflow:hidden;border-radius:8px;background:#f3efe8;}
.work-thumb-frame img{width:100%;height:100%;object-fit:cover;border-radius:0;background:transparent;}
.work-thumb-frame--3 img{object-position:center 24%;transform:scale(1.14);transform-origin:50% 34%;}
.more-link{margin-top:20px;font-weight:700;}

/* 流れ */
.flow-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:14px;}
.flow-list li{background:#fff;border-radius:var(--radius);padding:20px 16px;border:1px solid var(--line);}
.f-no{display:inline-flex;width:32px;height:32px;border-radius:50%;background:var(--crimson);color:#fff;align-items:center;justify-content:center;font-weight:800;}
.flow-list h3{margin:8px 0 4px;font-size:16px;}
.flow-list p{margin:0;font-size:13px;color:var(--muted);}

/* 店舗 */
.store-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.store-card{border:1px solid var(--line);border-radius:var(--radius);padding:22px;background:#fff;scroll-margin-top:80px;}
.store-card h3{margin:0 0 8px;font-size:20px;}
.store-can{list-style:none;padding:0;margin:0 0 8px;display:flex;gap:6px;flex-wrap:wrap;}
.store-can li{background:var(--gold);color:#fff;border-radius:999px;font-size:12px;padding:2px 12px;font-weight:700;}
.store-park{margin:0 0 10px;font-weight:700;color:var(--crimson);font-size:14px;}
.store-park::before{content:"P";display:inline-flex;width:20px;height:20px;border-radius:4px;background:#1f5fbf;color:#fff;font-size:12px;align-items:center;justify-content:center;margin-right:6px;}
.store-park.is-note{color:var(--muted);font-weight:500;font-size:13px;}
.store-park.is-note::before{background:#9a9a9a;}
.store-table{width:100%;border-collapse:collapse;font-size:13px;margin-bottom:12px;}
.store-table th{width:3.5em;text-align:left;color:var(--muted);font-weight:500;padding:6px 0;vertical-align:top;border-bottom:1px solid var(--line);}
.store-table td{padding:6px 0;border-bottom:1px solid var(--line);}
.store-map iframe{width:100%;height:200px;border:0;border-radius:10px;display:block;}
.store-actions{display:flex;gap:10px;margin-top:14px;}
.store-actions .btn{flex:1;padding:11px 12px;font-size:14px;}
.store-reserve{margin:10px 0 0;font-size:13px;text-align:center;}

/* フォーム */
.form-card{background:#fff;border-radius:var(--radius);padding:32px;border:1px solid var(--line);box-shadow:0 10px 30px rgba(0,0,0,.05);}
.field{margin-bottom:20px;}
.field label,.field .label{display:block;font-weight:700;font-size:14px;margin:0 0 6px;}
.req,.opt{display:inline-block;font-size:11px;border-radius:4px;padding:0 6px;margin-left:8px;vertical-align:middle;font-weight:700;}
.req{background:var(--crimson);color:#fff;}
.opt{background:#e9e4da;color:var(--muted);}
.field input[type=text],.field input[type=tel],.field input[type=email],.field input[type=date],.field textarea{width:100%;border:1px solid #cfc6b6;border-radius:8px;padding:12px;font-size:16px;font-family:inherit;background:#fffdf9;}
.field textarea{min-height:110px;resize:vertical;}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.seg{display:grid;gap:8px;}
.seg-2{grid-template-columns:1fr 1fr;}
.seg-3{grid-template-columns:repeat(3,1fr);}
.seg label{margin:0;font-weight:500;}
.seg input{position:absolute;opacity:0;pointer-events:none;}
.seg span{display:flex;align-items:center;justify-content:center;text-align:center;min-height:48px;border:1px solid #cfc6b6;border-radius:8px;padding:8px 10px;font-size:14px;cursor:pointer;background:#fffdf9;line-height:1.4;}
.seg input:checked+span{background:var(--crimson);border-color:var(--crimson);color:#fff;font-weight:700;}
.seg input:focus-visible+span{outline:3px solid var(--gold-lt);}
.seg label.is-off span{opacity:.35;cursor:not-allowed;text-decoration:line-through;}
.hint{margin:6px 0 0;font-size:12px;color:var(--muted);}
.err{display:none;margin:6px 0 0;font-size:12px;color:var(--crimson);font-weight:700;}
.field.invalid .err{display:block;}
.field.invalid input,.field.invalid textarea{border-color:var(--crimson);}
.form-submit{width:100%;}
.form-foot{font-size:12px;color:var(--muted);text-align:center;margin:10px 0 0;}
.form-done{text-align:center;padding:10px 0 4px;}
.form-done .seal{width:56px;height:56px;border-radius:50%;background:var(--crimson);color:#fff;font-size:28px;display:flex;align-items:center;justify-content:center;margin:0 auto 10px;}
.recap{text-align:left;background:var(--ivory);border-radius:10px;padding:14px 16px;font-size:13px;margin-top:12px;}
.form-side{margin-top:24px;padding-top:4px;}
.fs-title{margin:0 0 10px;font-weight:700;font-size:14px;text-align:center;}
.fs-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;}
.fs-actions .btn{min-width:200px;}
.fs-empty{margin:0;font-size:13px;color:var(--muted);}

/* FAQ */
.faq-list details{border-bottom:1px solid var(--line);padding:4px 0;}
.faq-list summary{cursor:pointer;font-weight:700;padding:14px 28px 14px 0;position:relative;list-style:none;}
.faq-list summary::-webkit-details-marker{display:none;}
.faq-list summary::after{content:"＋";position:absolute;right:4px;top:14px;color:var(--crimson);}
.faq-list details[open] summary::after{content:"−";}
.faq-list p{margin:0 0 16px;color:var(--muted);font-size:14px;}

/* フッター・固定CTA */
.site-footer{background:var(--ink);color:#ddd;text-align:center;padding:36px 20px 96px;font-size:13px;}
.site-footer p{margin:2px 0;}
.site-footer .b-en{font-family:"Shippori Mincho B1",serif;letter-spacing:.15em;font-weight:800;color:#fff;}
.site-footer .copy{opacity:.6;margin-top:10px;}
.sticky-cta{display:none;}

@media (max-width:1000px){
  .perks-grid,.reasons-grid{grid-template-columns:repeat(2,1fr);}
  .reviews-grid{grid-template-columns:1fr;}
  .reviews-sec .sec-title span{display:block;}
  .reviews-sec .sec-title span + span{margin-left:0;}
  .flow-list{grid-template-columns:1fr;}
  .flow-list li{display:flex;gap:14px;align-items:flex-start;}
  .flow-list h3{margin-top:2px;}
}
@media (max-width:767px){
  body{font-size:14px;}
  .section-pad{padding:52px 0;}
  .hero{grid-template-columns:1fr;min-height:0;}
  .hero-visual img{aspect-ratio:4/3;height:auto;object-position:50% 18%;}
  .hero-body{padding:26px 20px 34px;}
  .hero h1{font-size:25px;margin-bottom:18px;}
  .offer-badge{min-width:0;flex:1;padding:10px 8px;}
  .offer-badge .ob-big{font-size:21px;}
  .offer-plus{font-size:18px;}
  .hero-cta{align-self:stretch;}
  .sec-title{font-size:24px;}
  .entry-grid,.store-grid{grid-template-columns:1fr;}
  .works-strip{grid-template-columns:repeat(6,1fr);gap:6px;}
  .works-strip > *{grid-column:span 2;}
  .works-strip > :nth-child(4){grid-column:2 / span 2;}
  .works-strip > :nth-child(5){grid-column:4 / span 2;}
  .form-card{padding:22px 16px;}
  .field-row{grid-template-columns:1fr;gap:0;}
  .seg-2{grid-template-columns:1fr;}
  .header-cta{display:none;}
  .sticky-cta{display:block;position:fixed;left:0;right:0;bottom:0;z-index:60;padding:10px 14px calc(10px + env(safe-area-inset-bottom));background:rgba(255,255,255,.96);border-top:1px solid var(--line);}
  .sticky-cta .btn{width:100%;}
}