:root{
  --blue:#00a3e1; --blue-dark:#0090c8; --blue-band:#29a9e1; --pale:#e8f6fc; --pale2:#f2fafd;
  --gray-band:#f5f5f5; --ink:#222; --muted:#666; --line:#d9eef7; --chip:#00a3e1;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Hiragino Kaku Gothic ProN","Hiragino Sans","Noto Sans CJK JP","Noto Sans JP","Yu Gothic",sans-serif;color:var(--ink);background:#fff;font-size:15px;line-height:1.9;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}

/* ---------- sidebar ---------- */
.sidebar{position:fixed;top:0;left:0;width:237px;height:100vh;background:#fff;border-right:1px solid #eef4f6;padding:34px 26px 24px;z-index:50;display:flex;flex-direction:column}
.logo{font-family:"Hiragino Maru Gothic ProN","Zen Maru Gothic","Noto Sans CJK JP",sans-serif;font-weight:700;font-size:37px;color:var(--blue);letter-spacing:.06em;line-height:1.15;text-align:left}
.logo-sub{font-size:10.5px;color:var(--blue);letter-spacing:.08em;margin:4px 0 30px;font-weight:700}
.side-nav li{border-bottom:1px solid #f0f0f0}
.side-nav a{display:flex;justify-content:space-between;align-items:center;padding:11px 2px;font-size:13.5px;font-weight:700;color:#333}
.side-nav a .chev{color:var(--blue);font-size:11px}
.side-nav a:hover,.side-nav a.active{color:var(--blue)}
.side-cta{margin-top:auto;display:flex;flex-direction:column;gap:10px}
.pill{display:block;text-align:center;border-radius:999px;padding:11px 10px;font-size:13.5px;font-weight:700;letter-spacing:.05em}
.pill-outline{border:1.5px solid var(--blue);color:var(--blue);background:#fff}
.pill-solid{background:var(--blue);color:#fff;border:1.5px solid var(--blue)}
.pill:hover{opacity:.85}

/* ---------- layout ---------- */
.main{margin-left:237px;min-width:0}
.wrap{max-width:1000px;margin:0 auto;padding:0 40px}
section{padding:84px 0}
.sec-head{font-family:"Hiragino Maru Gothic ProN","Zen Maru Gothic","Noto Sans CJK JP",sans-serif;font-size:52px;font-weight:700;color:var(--blue);text-align:center;letter-spacing:.04em;line-height:1.25}
.sec-lead{text-align:center;margin-top:16px;font-size:14.5px;color:#333}
.center{text-align:center}
.btn-pill{display:inline-block;background:var(--blue);color:#fff;border-radius:999px;padding:13px 44px;font-size:14px;font-weight:700;letter-spacing:.06em;margin-top:34px}
.btn-pill:hover{background:var(--blue-dark)}
.btn-pill.white{background:#fff;color:var(--blue)}
.more-link{display:block;text-align:right;font-size:12.5px;color:#333;margin-top:14px}
.more-link span{border-bottom:1px solid #999;padding-bottom:2px}

/* ---------- FV ---------- */
.fv{display:flex;height:calc(100vh - 64px);min-height:560px;max-height:760px;padding:0}
.fv figure{flex:1;position:relative;overflow:hidden}
.fv img{width:100%;height:100%;object-fit:cover}
.fv .fv-cap{position:absolute;top:34px;left:30px;color:#fff;font-size:14px;font-weight:700;line-height:1.8;text-shadow:0 1px 8px rgba(0,60,90,.35);letter-spacing:.05em}
.fv .fv-list{position:absolute;top:30px;right:26px;color:#fff;text-align:right;font-size:12.5px;line-height:2;text-shadow:0 1px 8px rgba(0,60,90,.35);letter-spacing:.08em;font-family:"Hiragino Maru Gothic ProN","Zen Maru Gothic",sans-serif}
.fv-scroll{background:var(--pale);text-align:center;padding:20px 10px 26px}
.fv-scroll .sec-head{font-size:44px}

/* ---------- concept ---------- */
.concept{background:#fff;padding-bottom:0}
.concept .poem{text-align:center;font-size:17px;font-weight:700;line-height:2.3;margin-top:26px}
.concept .about-link{text-align:center;margin-top:10px}
.concept .about-link a{font-size:12.5px;color:var(--blue);border-bottom:1px solid var(--blue)}
.concept-photo{margin-top:44px}
.concept-photo img{width:100%;height:340px;object-fit:cover}
.concept .sign{text-align:center;margin-top:26px;font-size:14px}
.concept .detail-link{text-align:center;padding:18px 0 54px}
.concept .detail-link a{font-size:12.5px;color:#333;border-bottom:1px solid #999}

/* ---------- plan band ---------- */
.plan{background:var(--blue-band);color:#fff;position:relative;overflow:hidden}
.plan .sec-head{color:#fff}
.plan .sec-lead{color:#fff}
.plan-bars{max-width:660px;margin:40px auto 0 0;position:relative;z-index:2}
.plan-bar{background:#fff;color:var(--blue);font-family:"Hiragino Maru Gothic ProN","Zen Maru Gothic",sans-serif;font-weight:700;font-size:23px;padding:16px 30px;margin-bottom:14px;display:flex;justify-content:space-between;align-items:baseline;box-shadow:0 2px 0 rgba(0,0,0,.05)}
.plan-bar small{font-size:13px;color:#333;font-family:inherit}
.plan-bar .price{font-size:26px}
.plan-bar .price em{font-style:normal;font-size:14px}
.plan-note{text-align:center;font-size:13px;margin-top:8px}
.plan .more-link{color:#fff;max-width:1000px;margin-left:auto;margin-right:auto;padding:0 40px}
.plan .more-link span{border-color:#fff}
.plan-woman{position:absolute;right:1%;bottom:0;width:225px;height:250px;object-fit:cover;object-position:top;opacity:.95;border-radius:120px 120px 0 0}

/* ---------- cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:44px}
.card-grid.c2{grid-template-columns:repeat(2,1fr)}
.card-grid.c3{grid-template-columns:repeat(3,1fr)}
.a-card{border:1.5px solid var(--blue);padding:20px 18px;background:#fff}
.a-card h3{color:var(--blue);font-size:17px;font-weight:700}
.a-card p{font-size:13px;margin-top:6px;line-height:1.8;color:#333}
.a-card img{width:100%;height:130px;object-fit:cover;margin-bottom:14px}
.w-card img{width:100%;height:215px;object-fit:cover}
.w-card figcaption{text-align:center;font-size:13.5px;margin-top:12px;font-weight:700}
.s-card{text-align:center}
.s-card img{width:100%;height:250px;object-fit:cover}
.s-card h3{font-size:16.5px;margin-top:16px}
.s-card p{font-size:13px;color:#444;margin-top:6px}

/* ---------- flow ---------- */
.flow-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:48px;text-align:center}
.flow-steps .num{width:52px;height:52px;border-radius:50%;background:var(--blue);color:#fff;font-family:"Hiragino Maru Gothic ProN",sans-serif;font-size:24px;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto 14px}
.flow-steps h3{font-size:16.5px}
.flow-steps p{font-size:12.5px;color:#444;margin-top:6px;line-height:1.8}

/* ---------- list sections ---------- */
.band-pale{background:var(--pale2)}
.band-gray{background:var(--gray-band)}
.list-rows{max-width:860px;margin:38px auto 0}
.list-row{display:flex;align-items:center;gap:18px;padding:15px 6px;border-bottom:1px solid var(--line)}
.cat-chip{background:var(--blue);color:#fff;font-size:11.5px;font-weight:700;padding:4px 0;width:96px;text-align:center;flex:none;letter-spacing:.04em}
.cat-chip.light{background:#fff;color:var(--blue);border:1.5px solid var(--blue)}
.list-row time{font-size:13px;color:#111;flex:none}
.list-row .ttl{color:var(--blue);font-size:14.5px}
.list-row a.ttl:hover{text-decoration:underline}
.chips{display:flex;flex-wrap:wrap;gap:9px;justify-content:center;margin-top:36px}
.chips span,.chips a{border:1.5px solid var(--blue);color:var(--blue);background:#fff;font-size:12px;font-weight:700;padding:5px 16px;border-radius:3px}

/* ---------- tiles / search / closing ---------- */
.tiles{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.tile{border:1.5px solid var(--blue);padding:18px 12px;text-align:center;background:#fff}
.tile h3{color:var(--blue);font-size:14.5px}
.tile p{font-size:11px;color:#555;margin-top:5px;line-height:1.6}
.search-band{text-align:center;margin-top:52px}
.search-band h4{font-size:14px;margin-bottom:12px}
.search-box{display:flex;max-width:480px;margin:0 auto}
.search-box input{flex:1;border:1px solid #ccc;border-right:none;padding:11px 14px;font-size:13.5px;font-family:inherit}
.search-box button{background:var(--blue);color:#fff;border:none;width:52px;font-size:16px;cursor:pointer}
.closing{background:var(--gray-band);text-align:center}
.closing h2{font-size:29px;font-weight:900;letter-spacing:.03em}
.closing p{margin-top:20px;font-size:14.5px}
.closing-btns{display:flex;gap:26px;justify-content:center;margin-top:44px;flex-wrap:wrap}
.big-btn{border:1.5px solid #9adcf5;background:#fff;min-width:300px;padding:20px 10px 16px}
.big-btn small{display:block;font-size:11.5px;color:#333}
.big-btn b{color:var(--blue);font-size:19px;letter-spacing:.1em}

/* ---------- sns / footer ---------- */
.sns-band{background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:16px 40px}
.sns-band b{font-family:"Hiragino Maru Gothic ProN",sans-serif;letter-spacing:.06em;font-size:15px}
.sns-icons{display:flex;gap:14px;align-items:center}
.sns-icons a{width:38px;height:38px;border:1.5px solid #fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:#fff}
footer{padding:64px 40px 30px;background:#fff}
.foot-logo{text-align:center}
.foot-logo .logo{font-size:44px;text-align:center}
.foot-logo p{color:var(--blue);font-weight:700;font-size:12.5px;letter-spacing:.1em}
.sitemap{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;max-width:1000px;margin:48px auto 0}
.sitemap h4{font-size:13px;color:#333;margin-bottom:12px;border-bottom:2px solid var(--blue);display:inline-block;padding-bottom:3px}
.sitemap li{font-size:12.5px;margin:7px 0;color:#444}
.sitemap li::before{content:"– ";color:var(--blue)}
.sitemap a:hover{color:var(--blue)}
.legal{display:flex;gap:28px;justify-content:center;border-top:1px solid #eee;margin-top:44px;padding-top:22px;font-size:12px;color:#555;flex-wrap:wrap}
.copyright{text-align:center;font-size:11.5px;color:#888;margin-top:10px}

/* ---------- sub pages ---------- */
.page-head{padding:64px 0 8px;text-align:center}
.page-head .jp{font-size:27px;font-weight:900;letter-spacing:.05em}
.page-head .en{font-family:"Hiragino Maru Gothic ProN","Zen Maru Gothic",sans-serif;color:var(--blue);font-size:19px;font-weight:700;letter-spacing:.14em;margin-top:2px}
.crumb{max-width:1000px;margin:0 auto;padding:26px 40px 0;font-size:12px;color:#888}
.crumb a{color:var(--blue)}
.prose{max-width:760px;margin:0 auto;padding:0 40px}
.prose h2{font-size:20px;margin:44px 0 12px;color:#222}
.prose h2:first-child{margin-top:10px}
.prose p{margin:10px 0;font-size:14.5px}
.prose ul.dash li{margin:6px 0;font-size:14.5px}
.prose ul.dash li::before{content:"– ";color:var(--blue);font-weight:700}
table.info{width:100%;border-collapse:collapse;margin-top:18px;font-size:14px}
table.info th,table.info td{border:1px solid var(--line);padding:13px 16px;text-align:left;vertical-align:top}
table.info th{background:var(--pale2);width:200px;color:#0b6d97;font-weight:700}
.price-table td.yen{font-weight:700;color:#0b6d97;font-size:16px;white-space:nowrap}
.faq-item{border-bottom:1px solid var(--line);padding:20px 4px}
.faq-item h3{font-size:15.5px;color:#0b6d97}
.faq-item h3::before{content:"Q. ";color:var(--blue);font-weight:900}
.faq-item p{font-size:14px;margin-top:8px}
form.reserve{max-width:680px;margin:0 auto;padding:0 40px}
form.reserve label{display:block;font-size:13.5px;font-weight:700;margin:22px 0 7px}
form.reserve input,form.reserve select,form.reserve textarea{width:100%;border:1px solid #cfe6ef;padding:12px 14px;font-size:14px;font-family:inherit;background:#fff}
form.reserve .submit{margin-top:34px;text-align:center}
.note-box{background:var(--pale2);border:1px solid var(--line);padding:20px 24px;font-size:13.5px;margin-top:28px}
.hero-photo img{width:100%;height:330px;object-fit:cover}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:40px}
.gallery-grid figure img{width:100%;height:200px;object-fit:cover}
.gallery-grid figcaption{font-size:13px;text-align:center;margin-top:9px;font-weight:700}
.article-meta{text-align:center;color:#888;font-size:12.5px;margin-top:8px}
.pager{display:flex;justify-content:space-between;max-width:760px;margin:50px auto 0;padding:0 40px;font-size:13px}
.pager a{color:var(--blue);font-weight:700}
/* ================= mobile (<=900px) ================= */
@media(max-width:900px){
  body{font-size:15px}
  /* --- header: sidebar becomes a top bar + horizontal scroll nav --- */
  .sidebar{position:static;width:auto;height:auto;border-right:none;border-bottom:1px solid #eef4f6;padding:16px 20px 0;display:block}
  .logo{font-size:30px}
  .logo-sub{margin:2px 0 4px;font-size:10px}
  .side-nav{display:flex;flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;border-top:1px solid #f0f0f0;margin-top:10px}
  .side-nav::-webkit-scrollbar{display:none}
  .side-nav li{border-bottom:none;flex:none}
  .side-nav a{padding:13px 13px;font-size:13.5px;white-space:nowrap;border-bottom:2.5px solid transparent}
  .side-nav a .chev{display:none}
  .side-nav a.active{border-bottom-color:var(--blue)}
  /* --- CTA: fixed bottom bar --- */
  .side-cta{position:fixed;left:0;right:0;bottom:0;z-index:80;margin-top:0;flex-direction:row;gap:10px;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:rgba(255,255,255,.97);box-shadow:0 -2px 14px rgba(0,60,90,.13)}
  .side-cta .pill{flex:1;padding:13px 8px;font-size:14px;min-height:48px;display:flex;align-items:center;justify-content:center}
  .main{margin-left:0;padding-bottom:78px}
  /* --- generic rhythm --- */
  .wrap{padding:0 20px}
  section{padding:52px 0}
  .sec-head{font-size:34px}
  .fv-scroll .sec-head{font-size:30px}
  .sec-lead{font-size:14px;margin-top:12px}
  .btn-pill{padding:14px 32px;min-height:48px;font-size:14.5px}
  .more-link{font-size:13px}
  /* --- FV: two photos stacked at a controlled height --- */
  .fv{flex-direction:column;height:auto;min-height:0;max-height:none}
  .fv figure{flex:none;height:240px}
  .fv .fv-cap{top:20px;left:20px;font-size:13px}
  .fv .fv-list{top:18px;right:20px;font-size:11.5px}
  /* --- concept --- */
  .concept .poem{font-size:15.5px;line-height:2.15;margin-top:20px}
  .concept-photo{margin-top:32px}
  .concept-photo img{height:210px}
  /* --- plan band: label and price stack, never collide --- */
  .plan-bars{max-width:none;margin-top:30px}
  .plan-bar{flex-direction:column;align-items:flex-start;gap:1px;font-size:18px;padding:14px 18px 12px}
  .plan-bar .price{font-size:25px}
  .plan-bar .price em{font-size:13px}
  .plan-note{text-align:left;font-size:12.5px}
  .plan .more-link{padding:0 20px}
  .plan-woman{display:none}
  /* --- cards --- */
  .card-grid{grid-template-columns:1fr 1fr;gap:14px;margin-top:32px}
  .card-grid.c2{grid-template-columns:1fr}
  .card-grid.c3{grid-template-columns:1fr}
  .a-card{padding:16px 14px}
  .a-card img{height:110px}
  .a-card p{font-size:12.5px}
  .w-card img{height:200px}
  .w-card figcaption{font-size:14px}
  .s-card img{height:210px}
  .s-card h3{font-size:16px}
  .s-card p{font-size:13.5px}
  /* --- flow --- */
  .flow-steps{grid-template-columns:1fr 1fr;gap:20px 16px;margin-top:36px}
  .flow-steps p{font-size:13px}
  /* --- list rows: chip+date on line 1, title full width on line 2 --- */
  .list-rows{margin-top:28px}
  .list-row{flex-wrap:wrap;gap:4px 12px;padding:14px 2px 16px;align-items:center}
  .cat-chip{width:auto;padding:4px 13px;font-size:11px}
  .list-row time{font-size:12.5px}
  .list-row .ttl{flex:1 1 100%;order:3;font-size:15px;line-height:1.75;margin-top:2px}
  .chips{gap:8px;margin-top:28px}
  .chips span,.chips a{padding:9px 15px;font-size:12px}
  /* --- tiles / search / closing --- */
  .tiles{grid-template-columns:1fr 1fr;gap:12px}
  .tile{padding:16px 10px}
  .search-band{margin-top:40px}
  .search-box input{font-size:16px;padding:12px 14px}
  .search-box button{width:56px;min-height:48px}
  .closing h2{font-size:22px;line-height:1.6}
  .closing p{font-size:14px}
  .closing-btns{gap:14px;margin-top:32px}
  .big-btn{min-width:0;width:100%;padding:17px 10px 14px}
  /* --- sns / footer --- */
  .sns-band{padding:14px 20px}
  .sns-icons a{width:44px;height:44px}
  footer{padding:48px 20px 26px}
  .foot-logo .logo{font-size:36px}
  .sitemap{grid-template-columns:1fr 1fr;gap:22px 18px;margin-top:36px}
  .legal{gap:16px 22px}
  /* --- sub pages --- */
  .page-head{padding:42px 0 6px}
  .page-head .jp{font-size:23px}
  .page-head .en{font-size:16px}
  .crumb{padding:20px 20px 0}
  .prose{padding:0 20px}
  .prose h2{font-size:18px;margin:36px 0 10px}
  .prose p,.prose ul.dash li{font-size:14.5px}
  .hero-photo img{height:200px}
  table.info{font-size:13.5px}
  table.info th,table.info td{padding:11px 12px}
  table.info th{width:32%}
  .pager{padding:0 20px}
  .faq-item h3{font-size:15px}
  /* --- forms: full width, 16px inputs (no iOS zoom), >=48px targets --- */
  form.reserve{padding:0 20px}
  form.reserve label{margin:20px 0 6px;font-size:14px}
  form.reserve input,form.reserve select,form.reserve textarea{font-size:16px;padding:13px 14px;min-height:48px}
  form.reserve textarea{min-height:110px}
  .note-box{padding:16px 18px;font-size:13.5px}
  /* --- gallery --- */
  .gallery-grid{grid-template-columns:1fr 1fr;gap:14px;margin-top:30px}
  .gallery-grid figure img{height:130px}
}
@media(max-width:480px){
  .logo{font-size:27px}
  .sec-head{font-size:30px}
  .fv figure{height:205px}
  .concept-photo img{height:180px}
  .w-card img{height:190px}
  .s-card img{height:190px}
  .gallery-grid{grid-template-columns:1fr}
  .gallery-grid figure img{height:190px}
  table.info th,table.info td{display:block;width:auto}
  table.info th{border-bottom:none;padding-bottom:5px}
  table.info td{padding-top:5px}
}