/* ご提案用の見本サイト（畳・襖・リフォーム） */
*{box-sizing:border-box}
:root{
  --kinari:#f7f3ea; --kinari2:#efe8d8; --sumi:#262420; --sub:#5b564c;
  --igusa:#55703a; --igusa-d:#3f5629; --kin:#a07c2c; --line:#d9cfba; --white:#fffdf8;
}
html{scroll-behavior:smooth}
body{margin:0;background:var(--kinari);color:var(--sumi);
  font-family:"Hiragino Kaku Gothic ProN","Hiragino Sans","Yu Gothic","YuGothic","Meiryo",sans-serif;
  font-size:16px;line-height:1.85;word-break:auto-phrase;-webkit-text-size-adjust:100%;padding-bottom:64px}
img{max-width:100%;height:auto;display:block}
a{color:var(--igusa-d)}
.min{font-family:"Shippori Mincho","Hiragino Mincho ProN","Yu Mincho","YuMincho",serif}
.wrap{max-width:1040px;margin:0 auto;padding:0 18px}

/* 見本の帯 */
.mihon{background:var(--kin);color:#fff;font-size:13px;text-align:center;padding:6px 12px;line-height:1.5}
.mihon b{font-weight:700}

/* ヘッダー */
header.site{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;min-height:64px;gap:12px}
.logo{text-decoration:none;color:var(--sumi);display:flex;flex-direction:column;line-height:1.3}
.logo .nm{font-size:22px;font-weight:700;letter-spacing:.08em}
.logo .tg{font-size:11.5px;color:var(--sub);letter-spacing:.04em}
nav.gnav ul{list-style:none;margin:0;padding:0;display:flex;gap:4px}
nav.gnav a{display:block;text-decoration:none;color:var(--sumi);font-size:14.5px;padding:8px 10px;border-radius:6px}
nav.gnav a:hover,nav.gnav a[aria-current]{background:var(--kinari2)}
.navbtn{display:none}
#navchk{display:none}

/* 最初の画面 */
.hero{position:relative;color:#fff;min-height:540px;display:flex;align-items:flex-end;
  background:#2a251d url(img/hero.jpg) center/cover no-repeat}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,16,10,.25) 0%,rgba(20,16,10,.72) 75%)}
.hero .wrap{position:relative;padding-top:60px;padding-bottom:48px;width:100%}
.hero .since{display:inline-block;border:1px solid rgba(255,255,255,.7);padding:2px 12px;font-size:14px;letter-spacing:.15em;margin-bottom:14px}
.hero h1{font-size:44px;line-height:1.35;margin:0 0 12px;font-weight:600;letter-spacing:.06em}
.hero p.sub{font-size:17px;margin:0 0 24px;max-width:36em}
.btns{display:flex;flex-wrap:wrap;gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;text-decoration:none;font-weight:700;
  border-radius:8px;padding:12px 22px;font-size:16px;border:2px solid transparent;cursor:pointer;font-family:inherit}
.btn.main{background:var(--igusa);color:#fff}
.btn.main:hover{background:var(--igusa-d)}
.btn.ghost{border-color:#fff;color:#fff;background:rgba(255,255,255,.08)}
.btn.line{border-color:var(--igusa);color:var(--igusa-d);background:var(--white)}

/* 信頼の帯 */
.trust{background:var(--sumi);color:#f3ead6}
.trust ul{list-style:none;margin:0;padding:14px 0;display:grid;grid-template-columns:repeat(5,1fr);gap:8px;text-align:center}
.trust li{font-size:13px;line-height:1.5;border-left:1px solid rgba(255,255,255,.18);padding:4px 6px}
.trust li:first-child{border-left:0}
.trust b{display:block;font-size:16px;color:#fff;font-family:"Shippori Mincho","Hiragino Mincho ProN","Yu Mincho",serif}

/* セクション */
section.blk{padding:64px 0}
section.blk.alt{background:var(--white)}
.eyebrow{color:var(--igusa);font-size:13px;letter-spacing:.2em;font-weight:700;margin:0 0 6px}
h2.ttl{font-size:30px;line-height:1.45;margin:0 0 18px;font-weight:600;letter-spacing:.05em}
h3{font-size:19px;margin:0 0 8px}
.lead{font-size:16.5px;color:var(--sub);max-width:42em;margin:0 0 28px}
.note{font-size:13.5px;color:var(--sub)}

/* ページの見出し（下層） */
.phead{background:var(--sumi) url(img/hero.jpg) center 60%/cover;position:relative;color:#fff}
.phead::before{content:"";position:absolute;inset:0;background:rgba(20,16,10,.66)}
.phead .wrap{position:relative;padding:48px 18px 40px}
.phead h1{margin:0;font-size:34px;font-weight:600;letter-spacing:.08em}
.phead p{margin:6px 0 0;font-size:15px;opacity:.9}

/* 誠心誠意 */
.motto{display:grid;grid-template-columns:auto 1fr;gap:40px;align-items:center}
.motto .tate{writing-mode:vertical-rl;font-size:44px;letter-spacing:.3em;line-height:1.2;color:var(--sumi);
  border-left:2px solid var(--kin);border-right:2px solid var(--kin);padding:10px 14px;margin:0 auto}
.motto p{margin:0 0 12px}

/* カード */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cards.c2{grid-template-columns:1fr 1fr}
.card{background:var(--white);border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column}
section.alt .card{background:var(--kinari)}
.card .ph{aspect-ratio:4/3;object-fit:cover;width:100%}
.card .bd{padding:16px 18px 18px;flex:1}
.card .bd p{margin:0;font-size:15px}
.card .tag{display:inline-block;font-size:12px;background:var(--kinari2);color:var(--sub);border-radius:4px;padding:0 8px;margin-bottom:6px}
.kari{position:relative;overflow:hidden}
.kari::after{content:"仮の写真";position:absolute;right:8px;top:8px;background:rgba(0,0,0,.55);color:#fff;font-size:11.5px;padding:1px 8px;border-radius:4px}

/* 料金の早見 */
.price3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.pc{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:20px 18px;text-align:center}
.pc .rank{font-size:13px;color:var(--sub)}
.pc .nm{font-size:18px;font-weight:700;margin:4px 0 8px}
.pc .yen{font-size:30px;font-weight:700;color:var(--igusa-d);font-family:"Shippori Mincho","Hiragino Mincho ProN","Yu Mincho",serif}
.pc .yen small{font-size:14px;color:var(--sub);font-weight:400}
.pc p{font-size:14px;margin:8px 0 0;color:var(--sub)}
.karine{background:#fff6dc;border:1px solid #e8d49a;border-radius:8px;padding:10px 14px;font-size:14px;margin:18px 0 0}

/* お知らせ（季節） */
.oshirase{display:grid;grid-template-columns:200px 1fr;gap:0;border:2px solid var(--kin);border-radius:14px;overflow:hidden;background:var(--white)}
.oshirase .ic{background:var(--igusa-d);color:#f3ead6;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px;text-align:center}
.oshirase .ic .big{font-size:40px;line-height:1.1;font-family:"Shippori Mincho","Hiragino Mincho ProN","Yu Mincho",serif}
.oshirase .ic small{font-size:13px;margin-top:6px}
.oshirase .bd{padding:20px 24px}
.oshirase .date{font-size:13px;color:var(--kin);font-weight:700}
.oshirase h3{font-size:20px;margin:2px 0 6px}
.oshirase p{margin:0 0 6px;font-size:15px}
.newslist{list-style:none;margin:16px 0 0;padding:0;border-top:1px solid var(--line)}
.newslist li{display:grid;grid-template-columns:120px 1fr;gap:12px;padding:10px 4px;border-bottom:1px solid var(--line);font-size:15px}
.newslist time{color:var(--sub);font-size:14px}

/* 流れ */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:12px;counter-reset:st}
.steps li{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:16px 14px;counter-increment:st;position:relative}
section.alt .steps li{background:var(--kinari)}
.steps li::before{content:counter(st);display:flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:50%;
  background:var(--igusa);color:#fff;font-weight:700;margin-bottom:8px}
.steps b{display:block;font-size:16px;margin-bottom:4px}
.steps span{font-size:14px;color:var(--sub);line-height:1.7;display:block}

/* 声 */
.voice{background:var(--white);border-left:4px solid var(--kin);border-radius:0 12px 12px 0;padding:18px 22px}
.voice .stars{color:var(--kin);letter-spacing:.1em;font-size:18px}
.voice p{margin:6px 0 0}

/* 表 */
.tbl{width:100%;border-collapse:collapse;background:var(--white);font-size:15px}
.tbl th,.tbl td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.tbl thead th{background:var(--igusa-d);color:#fff;font-weight:700;font-size:14px}
.tbl td.r{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
.tbl tbody th{background:var(--kinari);font-weight:700;white-space:normal;min-width:4.5em}
.tblwrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 10px}
ul.dot{margin:8px 0 0;padding-left:1.2em;font-size:14.5px;color:var(--sub)}
.calc{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.calc>div{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:16px}
.calc b{display:block;font-size:15px}
.calc .f{font-size:14px;color:var(--sub);margin:6px 0}
.calc .t{font-size:24px;font-weight:700;color:var(--igusa-d);font-family:"Shippori Mincho","Hiragino Mincho ProN","Yu Mincho",serif}

/* 2列 */
.two{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}
.qa dt{font-weight:700;margin-top:16px}
.qa dt::before{content:"Q ";color:var(--igusa)}
.qa dd{margin:4px 0 0;color:var(--sub);font-size:15px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 0;padding:0;list-style:none}
.chips li{background:var(--white);border:1px solid var(--line);border-radius:20px;padding:4px 14px;font-size:14.5px}
.timeline{list-style:none;margin:0;padding:0;border-left:2px solid var(--kin)}
.timeline li{padding:0 0 18px 20px;position:relative}
.timeline li::before{content:"";position:absolute;left:-7px;top:9px;width:12px;height:12px;border-radius:50%;background:var(--kin)}
.timeline b{display:block;font-family:"Shippori Mincho","Hiragino Mincho ProN","Yu Mincho",serif;font-size:18px}
.mapbox{background:repeating-linear-gradient(45deg,var(--kinari2) 0 12px,var(--kinari) 12px 24px);border:1px dashed var(--line);
  border-radius:12px;min-height:240px;display:flex;align-items:center;justify-content:center;color:var(--sub);font-size:14px;text-align:center;padding:16px}

/* フォーム（見本） */
form.mf{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:22px}
form.mf label{display:block;font-weight:700;font-size:15px;margin:14px 0 4px}
form.mf label:first-child{margin-top:0}
form.mf .req{color:#b5462f;font-size:12px;margin-left:6px}
form.mf input,form.mf select,form.mf textarea{width:100%;font-size:16px;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:#fff;font-family:inherit}
form.mf textarea{min-height:120px}
form.mf .btn{margin-top:18px;width:100%}

/* CTA */
.cta{background:var(--igusa-d);color:#fff;text-align:center;padding:48px 0}
.cta h2{font-size:26px;margin:0 0 8px;font-weight:600}
.cta p{margin:0 0 20px;opacity:.92}
.cta .btns{justify-content:center}
.cta .btn.main{background:#fff;color:var(--igusa-d)}

/* フッター */
footer.site{background:var(--sumi);color:#cfc6b2;font-size:13.5px;padding:36px 0 24px}
footer.site .nm{color:#fff;font-size:18px;font-weight:700;letter-spacing:.08em}
footer.site a{color:#cfc6b2}
footer.site .fl{display:flex;flex-wrap:wrap;gap:6px 16px;margin:12px 0}
footer.site .credit{font-size:11.5px;color:#968d79;margin-top:14px;line-height:1.6}

/* スマホ下の固定ボタン */
.fixbar{position:fixed;left:0;right:0;bottom:0;z-index:30;display:none;grid-template-columns:1fr 1fr;background:var(--white);border-top:1px solid var(--line);box-shadow:0 -2px 10px rgba(0,0,0,.08)}
.fixbar button{border:0;font-family:inherit;font-weight:700;font-size:15px;padding:12px 6px;cursor:pointer;line-height:1.3}
.fixbar .tel{background:var(--white);color:var(--igusa-d)}
.fixbar .mail{background:var(--igusa);color:#fff}
.fixbar small{display:block;font-weight:400;font-size:11px}

/* 見本のお知らせ（押した時） */
.toast{position:fixed;left:50%;bottom:84px;transform:translateX(-50%) translateY(20px);background:rgba(30,26,20,.94);color:#fff;
  font-size:14px;padding:10px 18px;border-radius:8px;opacity:0;pointer-events:none;transition:.25s;z-index:40;width:max-content;max-width:calc(100% - 32px);text-align:center}
.toast.on{opacity:1;transform:translateX(-50%) translateY(0)}

@media (max-width:860px){
  .trust ul{grid-template-columns:repeat(2,1fr)}
  .trust li{border-left:0}
  .trust li:last-child{grid-column:1/-1}
  .cards,.cards.c2,.price3,.calc{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .two{grid-template-columns:1fr}
}
@media (max-width:760px){
  body{font-size:15.5px}
  .navbtn{display:flex;align-items:center;justify-content:center;width:46px;height:46px;border:1px solid var(--line);border-radius:8px;font-size:9.5px;flex-direction:column;cursor:pointer;line-height:1.1;letter-spacing:-.02em;color:var(--sub)}
  .navbtn i{display:block;width:20px;height:2px;background:var(--sumi);margin:2px 0}
  nav.gnav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--white);border-bottom:1px solid var(--line)}
  nav.gnav ul{flex-direction:column;padding:8px 12px}
  nav.gnav a{font-size:16px;padding:12px 10px;border-bottom:1px solid var(--kinari2)}
  #navchk:checked ~ nav.gnav{display:block}
  .hero{min-height:520px}
  .hero h1{font-size:31px}
  .hero p.sub{font-size:15.5px}
  .hero .btns .btn{flex:1 1 100%}
  section.blk{padding:44px 0}
  h2.ttl{font-size:24px}
  .phead h1{font-size:26px}
  .motto{grid-template-columns:1fr;gap:18px}
  .motto .tate{font-size:34px}
  .oshirase{grid-template-columns:1fr}
  .oshirase .ic{flex-direction:row;gap:12px;padding:14px}
  .oshirase .ic .big{font-size:28px}
  .newslist li{grid-template-columns:1fr;gap:0}
  .fixbar{display:grid}
  .tbl{font-size:14px}
  .tbl th,.tbl td{padding:8px}
}

/* 狭い画面で表や段組みがはみ出さないように */
.two>*,.cards>*,.calc>*{min-width:0}
@media (max-width:400px){.tbl{font-size:13px}.tbl th,.tbl td{padding:7px 5px}.tbl tbody th{min-width:0}}
.tbl .s{display:block;font-size:13px;color:var(--sub);font-weight:400;line-height:1.5}
.hero-note{position:absolute;right:12px;bottom:8px;margin:0;font-size:11.5px;opacity:.8}
@media (max-width:360px){.tbl tbody th{overflow-wrap:anywhere;word-break:normal}}