:root{
  --bg:#F6F3EE;--ink:#2A2723;--ink2:#5c564e;--wood:#8C6A43;--wood-d:#74562f;--moss:#5F6B5A;--line:#E4DED4;--paper:#FBFAF7;
  --gut:6vw;--sec:160px;
  --mincho:"Shippori Mincho","Yu Mincho","Hiragino Mincho ProN",serif;
  --gothic:"Zen Kaku Gothic New","Hiragino Sans","Yu Gothic",sans-serif;
  --num:"Cormorant Garamond",serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--gothic);font-size:16.5px;line-height:1.9;letter-spacing:.04em;font-feature-settings:"palt" 0}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
h1,h2,h3{font-family:var(--mincho);font-weight:600;margin:0;line-height:1.45}
h2{font-size:clamp(26px,2.7vw,38px);letter-spacing:.01em}
h3{font-size:20px;letter-spacing:.03em}
p{margin:0}

/* header */
.site-head{position:sticky;top:0;z-index:5;display:flex;justify-content:space-between;align-items:center;padding:14px var(--gut);background:rgba(246,243,238,.94);border-bottom:1px solid var(--line)}
.brand{font-family:var(--mincho);font-weight:600;font-size:19px;text-decoration:none;letter-spacing:.08em}
.brand small{font-family:var(--gothic);font-weight:400;font-size:12px;color:var(--ink2);margin-left:14px;letter-spacing:.06em}
.head-cta{font-size:13px;text-decoration:none;border-bottom:1px solid var(--ink);padding-bottom:1px}

/* buttons */
.btn{display:inline-flex;flex-direction:column;gap:2px;background:var(--wood);color:#fff;text-decoration:none;padding:16px 28px;border-radius:2px;font-weight:500;letter-spacing:.06em;transition:background .2s}
.btn span{font-size:12px;font-weight:400;opacity:.88}
.btn:hover{background:var(--wood-d)}
.link{font-size:15px;text-decoration:none;border-bottom:1px solid currentColor;padding-bottom:2px}
.link::after{content:"";display:inline-block;width:18px;height:1px;background:currentColor;vertical-align:middle;margin-left:10px}
.actions{display:flex;flex-wrap:wrap;align-items:center;gap:22px 32px}

/* hero */
.hero{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:0 4vw;padding:72px 0 0 var(--gut);align-items:end}
.hero h1{font-size:clamp(36px,4.6vw,66px);letter-spacing:-.01em;line-height:1.38;font-weight:600}
.hero .lead{margin-top:36px;max-width:30em}
.hero .for{margin-top:14px;color:var(--moss);font-weight:500}
.hero .actions{margin-top:40px}
.hero-text{padding-bottom:96px}
.hero-photo{margin:0;position:relative}
.hero-photo img{width:100%;aspect-ratio:16/11;object-fit:cover}
.hero-photo figcaption{font-size:12px;color:var(--ink2);padding:10px var(--gut) 0 0;text-align:right}

/* section frame: heading left, body right */
section:not(.hero){padding:var(--sec) var(--gut) 0;display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:24px}
.sec-head{grid-column:1/6}
.sec-head p{margin-top:24px;color:var(--ink2);max-width:22em}
.sec-body{grid-column:6/13}

/* worry */
.stat{display:flex;gap:28px;align-items:flex-end;padding-bottom:32px;border-bottom:1px solid var(--line)}
.num{font-family:var(--num);font-weight:500;letter-spacing:0;line-height:.9;font-variant-numeric:lining-nums}
.stat .num{font-size:clamp(76px,9vw,128px);color:var(--wood)}
.stat .num small{font-size:.45em;margin-left:4px}
.stat-text{max-width:20em;padding-bottom:8px}
.worries{list-style:none;margin:0;padding:0}
.worries li{padding:20px 0 20px 40px;border-bottom:1px solid var(--line);position:relative}
.worries li::before{content:"";position:absolute;left:4px;top:34px;width:18px;height:1px;background:var(--moss)}
.close{margin-top:36px;font-family:var(--mincho);font-size:21px;font-weight:500;line-height:1.7}
.src{margin-top:28px;font-size:11.5px;color:var(--ink2);line-height:1.7;letter-spacing:.02em}

/* demo */
.demo .sec-head{grid-column:1/13;display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:24px;align-items:end}
.demo .sec-head h2{grid-column:1/7}
.demo .sec-head p{grid-column:7/12;margin:0}
.demo-stage{grid-column:1/13;margin-top:56px}
.demo-frame{position:relative;background:#ddd6cb;aspect-ratio:16/9;overflow:hidden}
.demo-frame img,.demo-frame iframe{width:100%;height:100%;object-fit:cover;border:0;display:block}
.demo-walk{position:absolute;left:32px;bottom:32px;display:flex;flex-direction:column;align-items:flex-start;gap:2px;background:var(--ink);color:#fff;border:0;border-radius:2px;padding:16px 26px;font:500 16px/1.5 var(--gothic);letter-spacing:.06em;cursor:pointer}
.demo-walk span{font-size:12px;font-weight:400;opacity:.8}
.demo-walk:hover{background:#000}
.themes{display:flex;flex-wrap:wrap;gap:0;margin-top:20px;border-top:1px solid var(--line)}
.themes button{background:none;border:0;border-bottom:2px solid transparent;padding:14px 22px 12px;font:400 15px var(--gothic);letter-spacing:.06em;color:var(--ink2);cursor:pointer}
.themes button[aria-pressed="true"]{color:var(--ink);border-bottom-color:var(--wood);font-weight:500}
.themes .mode{margin-left:auto;display:flex}
.themes .mode button{font-size:13.5px}
.demo-note{margin-top:16px;font-size:13.5px;color:var(--ink2)}

/* before / after */
.ba-wrap{grid-column:5/13}
.ba-view{position:relative;aspect-ratio:16/10;overflow:hidden;background:#fff;user-select:none}
.ba-view img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ba-before{clip-path:inset(0 calc(100% - var(--pos)) 0 0);background:#fff}
.ba-before.ba-fit{object-fit:contain!important}
.ba-pick{margin:0 0 16px;border-top:0}
.ba-view::after{content:"";position:absolute;top:0;bottom:0;left:var(--pos);width:2px;margin-left:-1px;background:#fff;pointer-events:none}
.ba-view input{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize}
.ba-view::before{content:"";position:absolute;z-index:1;top:50%;left:var(--pos);width:44px;height:44px;margin:-22px 0 0 -22px;border-radius:50%;background:#fff;pointer-events:none;
  /* 左右に動かせる印（‹ ›）。×に見えると「閉じる」と間違えるため */
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='12' viewBox='0 0 24 12' fill='none' stroke='%232a2723' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M7 1 2 6l5 5M17 1l5 5-5 5'/%3E%3C/svg%3E");background-size:24px 12px;background-position:center;background-repeat:no-repeat;box-shadow:0 2px 8px rgba(0,0,0,.18)}
.ba-tag{transition:opacity .15s;position:absolute;top:16px;z-index:1;font-size:12px;letter-spacing:.12em;background:rgba(42,39,35,.78);color:#fff;padding:4px 12px;pointer-events:none}
.ba-tag-l{left:16px}.ba-tag-r{right:16px}

/* can */
.can-list{grid-column:1/13;list-style:none;margin:56px 0 0;padding:0}
.can-list li{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,4fr) minmax(0,6fr);column-gap:24px;align-items:start;padding:44px 0;border-top:1px solid var(--line)}
.can-list li:last-child{border-bottom:1px solid var(--line)}
.can-list .no{font-family:var(--num);font-size:44px;color:var(--wood);line-height:1;font-variant-numeric:lining-nums}
.can-list li>div:last-child{grid-column:2/4;max-width:34em}
.can-list h3{margin-bottom:16px}
.can-list p{color:var(--ink2)}
.can-list img{width:100%;aspect-ratio:16/10;object-fit:cover}
.can-list li:nth-child(2) img{width:72%;margin-left:auto}
.can-share{grid-column:6/13;margin-top:32px;color:var(--ink2)}

/* flow */
.steps{grid-column:6/13;list-style:none;margin:0;padding:0;counter-reset:s}
.steps li{counter-increment:s;display:grid;grid-template-columns:56px 1fr;padding:22px 0;border-bottom:1px solid var(--line)}
.steps li:first-child{border-top:1px solid var(--line)}
.steps li::before{content:counter(s);font-variant-numeric:lining-nums;font-family:var(--num);font-size:28px;color:var(--wood);line-height:1.2;grid-row:span 2}
.steps b{font-weight:500}
.steps span{color:var(--ink2);font-size:15px}

/* price */
.plan-main{background:var(--paper);border:1px solid var(--line);padding:44px 48px}
.plan-main h3{font-size:22px}
.yen{margin-top:10px;font-size:18px}
.yen .num{font-size:76px;margin-right:6px}
.monitor{margin-top:8px;color:var(--moss)}
.monitor b{font-weight:700}
.plan-main ul{margin:24px 0 32px;padding:0;list-style:none;border-top:1px solid var(--line)}
.plan-main li{padding:10px 0;border-bottom:1px solid var(--line);font-size:15.5px}
.sub{margin:64px 0 12px;font-size:19px}
table{width:100%;border-collapse:collapse;font-size:15px}
th,td{text-align:left;padding:13px 8px;border-bottom:1px solid var(--line);font-weight:400}
.opt td{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.pack thead th{font-family:var(--mincho);font-weight:600;font-size:17px;vertical-align:bottom}
.pack thead small{display:block;font-family:var(--gothic);font-weight:400;font-size:12px;color:var(--ink2)}
.pack tbody th{color:var(--ink2);white-space:nowrap}
.pack td{white-space:nowrap}
.table-scroll{overflow-x:auto}
.self{margin-top:64px;padding-top:32px;border-top:1px solid var(--ink)}
.self p{margin:12px 0 20px;color:var(--ink2)}

/* faq */
details{border-bottom:1px solid var(--line)}
details:first-child{border-top:1px solid var(--line)}
summary{cursor:pointer;list-style:none;padding:22px 40px 22px 0;position:relative;font-weight:500}
summary::-webkit-details-marker{display:none}
summary::after{content:"";position:absolute;right:6px;top:50%;width:14px;height:1px;background:var(--ink)}
summary::before{content:"";position:absolute;right:12.5px;top:calc(50% - 6.5px);width:1px;height:14px;background:var(--ink);transition:transform .2s}
details[open] summary::before{transform:scaleY(0)}
details p{padding:0 0 24px;color:var(--ink2)}

/* last */
.last{display:block!important;text-align:center;padding-bottom:var(--sec)!important}
.last h2{font-size:clamp(28px,3.4vw,46px)}
.last .actions{justify-content:center;margin-top:44px}

.site-foot{border-top:1px solid var(--line);padding:32px var(--gut) 48px;font-size:12px;color:var(--ink2)}
.site-foot p+p{margin-top:4px}

/* reveal */
.reveal{opacity:0;transform:translateY(8px);transition:opacity .6s ease,transform .6s ease}
.reveal.on{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* tablet / phone */
@media (max-width:900px){
  :root{--gut:16px;--sec:96px}
  body{font-size:16px}
  .brand small{display:none}
  .hero{grid-template-columns:1fr;padding:40px 0 0}
  .hero-text{padding:0 var(--gut) 40px}
  .hero-photo figcaption{padding:8px var(--gut) 0}
  section:not(.hero){display:block}
  .sec-head{margin-bottom:36px}
  .demo .sec-head{display:block}
  .demo .sec-head p{margin-top:20px}
  .demo-stage{margin:0 calc(var(--gut) * -1)}
  .demo-frame{aspect-ratio:4/3}
  .demo-walk{left:16px;bottom:16px;padding:12px 18px;font-size:15px}
  .themes{padding:0 var(--gut);flex-wrap:wrap}
  .themes button{white-space:nowrap;padding:12px 14px 10px}
  .themes .mode{margin-left:0;width:100%;border-top:1px solid var(--line)}
  .themes .mode{margin-left:auto;display:flex}
.themes .mode button{font-size:13.5px}
.demo-note{padding:0 var(--gut)}
  .ba-wrap{margin:0 calc(var(--gut) * -1)}
  .ba-view{aspect-ratio:4/3}
  .can-list{margin-top:0}
  .can-list li{grid-template-columns:52px 1fr;row-gap:20px}
  .can-list img,.can-list li:nth-child(2) img{grid-column:1/3;width:100%}
  .stat{flex-direction:column;align-items:flex-start;gap:12px}
  .plan-main{padding:32px 22px}
  .yen .num{font-size:64px}
}

/* お申し込み・受付完了（order.html / thanks.html） */
.order{max-width:760px;margin:0 auto;padding:72px var(--gut) 120px}
.order-head h1{font-size:clamp(28px,3vw,40px)}
.order-head p{margin-top:20px;color:var(--ink2)}
.order-form{margin-top:48px;display:grid;gap:44px}
.order-form fieldset{border:0;margin:0;padding:0;display:grid;gap:10px}
.order-form legend{font-family:var(--mincho);font-weight:600;font-size:20px;margin-bottom:12px;padding:0}
.order-form em{font-style:normal;font-size:11px;background:var(--wood);color:#fff;padding:1px 7px;margin-left:10px;vertical-align:middle;letter-spacing:.08em;font-family:var(--gothic);font-weight:500}
.order-form em.opt{background:transparent;color:var(--ink2);border:1px solid var(--line)}
.pick{display:grid;grid-template-columns:auto 1fr auto;gap:4px 14px;align-items:center;background:var(--paper);border:1px solid var(--line);padding:14px 16px;cursor:pointer;transition:border-color .15s}
.pick:has(input:checked){border-color:var(--wood);box-shadow:inset 0 0 0 1px var(--wood)}
.pick input{accent-color:var(--wood);width:18px;height:18px;margin:0}
.pick span{display:flex;flex-direction:column;line-height:1.6}
.pick small{font-size:12.5px;color:var(--ink2)}
.pick b{font-weight:500;white-space:nowrap}
.pick.off{opacity:.45;cursor:not-allowed}
.order-form .note{font-size:13px;color:var(--ink2)}
.field{display:grid;gap:6px}
.field>span{font-size:14px;font-weight:500}
.field small{font-size:12.5px;color:var(--ink2);line-height:1.7}
.field input:not([type=checkbox]):not([type=file]),.field textarea{font:inherit;font-size:16px;letter-spacing:.02em;border:1px solid var(--line);background:#fff;padding:11px 12px;border-radius:2px;width:100%}
.field input:focus,.field textarea:focus{outline:2px solid var(--wood);outline-offset:-1px}
.field input[type=file]{font-size:14px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips label{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:#fff;padding:6px 12px;font-size:14px;cursor:pointer}
.chips input{accent-color:var(--wood);margin:0}
.total{display:grid;grid-template-columns:1fr auto;gap:6px 12px;align-items:baseline;border-top:1px solid var(--ink);border-bottom:1px solid var(--line);padding:18px 2px}
.total b{font-family:var(--num);font-size:34px;font-weight:500}
.total small{grid-column:1/-1;font-size:12.5px;color:var(--ink2)}
.agree{display:flex;gap:10px;align-items:flex-start;font-size:14px}
.agree input{accent-color:var(--wood);width:18px;height:18px;margin:4px 0 0}
.order-form .btn{justify-self:start;border:0;cursor:pointer;font:inherit;font-weight:500;align-items:center}
.btn.loading{pointer-events:none;opacity:.85}
.btn.loading::before{content:"";width:16px;height:16px;border:2px solid rgba(255,255,255,.45);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite;margin-bottom:4px}
@keyframes spin{to{transform:rotate(360deg)}}
.hp{position:absolute;left:-9999px}
.next{list-style:none;counter-reset:n;margin:44px 0 0;padding:0;display:grid;gap:0}
.next li{counter-increment:n;display:grid;grid-template-columns:44px 1fr;gap:2px 10px;padding:20px 0;border-top:1px solid var(--line);color:var(--ink2)}
.next li::before{content:counter(n);font-family:var(--num);font-size:28px;color:var(--wood);line-height:1.2;grid-row:span 2}
.next li b{color:var(--ink);font-weight:500}
.order-note{margin:28px 0;font-size:14px;color:var(--ink2)}
.site-foot a{color:inherit}
@media(max-width:700px){.order{padding-top:48px}.pick{grid-template-columns:auto 1fr;}.pick b{grid-column:2}}
.plan-note{margin-top:14px;font-size:13px;color:var(--ink2);line-height:1.8}
.pack-apply{margin-top:22px}

/* hidden 属性は常に隠す（リアル写真の作り直し中は切替を隠す 2026-10-16） */
[hidden]{display:none!important}