@charset "UTF-8";

/* ============================================================
   小川宿 鴻倫 — ご提案デモ
   業種別デザイン「型6 旅館・温泉宿・小規模ホテル」（sales/docs/design-types.md）
   泊まる側は「泊まった自分」を想像できるかで決める。だから
   ・写真を大面積で使う（フルブリードの帯を主役にする）
   ・ナビは お部屋／お食事／宿について／アクセス の柱で組む
   ・「ご予約」をトップページに4回以上置く
   ・電話は tel: リンク＋受付時間を必ず併記
   町工場型・酒蔵型・車屋型・バス型とは別系統。カードを並べず、写真の帯で進める。
   ============================================================ */

:root{
  --ink:#231f1c;
  --ink-2:#5d5650;
  --line:#e0d8cc;
  --line-2:#efe9e0;
  --bg:#fbf8f3;            /* 生成りの紙 */
  --bg-2:#f2ece2;
  --brand:#3d4a3a;         /* 小川の里山の緑 */
  --brand-d:#1e2a1d;
  --accent:#a8712c;        /* 古材と灯りの色。予約導線はこの色 */
  --accent-d:#8c5c20;
  --ok:#3f6b4a;
  --warn:#94402f;
  --mincho:"Noto Serif JP","Yu Mincho","YuMincho","Hiragino Mincho ProN",serif;
  --gothic:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;
  --shadow-l:0 14px 36px rgba(35,31,28,.2);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--gothic);color:var(--ink);background:var(--bg);
  line-height:1.95;font-size:16px;-webkit-text-size-adjust:100%;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{line-height:1.6;margin:0;font-weight:500;font-family:var(--mincho);letter-spacing:.1em}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0}
table{border-collapse:collapse;width:100%}

.section-inner{max-width:1080px;margin:0 auto;padding:0 22px}
.narrow{max-width:760px}
section{padding:84px 0}
section.alt-bg{background:var(--bg-2)}

.sec-head{margin-bottom:40px;max-width:46em}
.sec-head .en{display:block;font-family:var(--mincho);font-size:.7rem;letter-spacing:.42em;color:var(--accent);margin-bottom:14px}
.sec-head h2{font-size:1.66rem}
.sec-head .sec-lead{margin-top:18px;color:var(--ink-2);font-size:.95rem;line-height:2.1;font-family:var(--mincho)}

/* ---------- デモの帯 ---------- */
.demo-bar{background:var(--ink);color:#e8e0d4;font-size:.78rem}
.demo-bar .section-inner{padding-top:10px;padding-bottom:10px;display:flex;gap:12px;align-items:center;justify-content:center;flex-wrap:wrap;text-align:center}
.demo-bar a{color:#f0cf9b;border-bottom:1px solid rgba(240,207,155,.5)}
.demo-bar a:hover{text-decoration:none;color:#fff}

/* ---------- header ---------- */
.header{position:sticky;top:0;z-index:60;background:rgba(251,248,243,.96);border-bottom:1px solid var(--line)}
.header-inner{max-width:1180px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;gap:18px}
.brand{display:block;color:var(--ink);font-family:var(--mincho);font-size:1.16rem;letter-spacing:.18em;line-height:1.35}
.brand:hover{text-decoration:none}
.brand small{display:block;font-size:.58rem;letter-spacing:.2em;color:var(--ink-2);margin-top:3px}
.gnav{margin-left:auto}
.gnav ul{display:flex;gap:4px;list-style:none}
.gnav a{display:block;padding:10px 13px;font-size:.86rem;color:var(--ink);letter-spacing:.08em;white-space:nowrap}
.gnav a:hover{color:var(--accent);text-decoration:none}
.gnav a[aria-current="page"]{color:var(--accent);box-shadow:inset 0 -1px 0 var(--accent)}
.header-actions{display:flex;align-items:center;gap:12px}
.tel-link{display:flex;align-items:center;gap:7px;color:var(--ink);white-space:nowrap}
.tel-link:hover{text-decoration:none}
.tel-link small{display:block;font-size:.56rem;color:var(--ink-2);letter-spacing:.1em}
.tel-link b{font-size:1.02rem;font-family:var(--mincho);font-weight:500}
.btn-head{background:var(--accent);color:#fffdf8;padding:12px 22px;font-size:.84rem;letter-spacing:.12em;white-space:nowrap;font-family:var(--mincho)}
.btn-head:hover{background:var(--accent-d);color:#fffdf8;text-decoration:none}
.nav-toggle{display:none;width:42px;height:38px;border:1px solid var(--line);background:transparent;cursor:pointer;padding:9px}
.nav-toggle span{display:block;height:1px;background:var(--ink);margin:5px 0}

/* ---------- hero（写真を主役に。全面） ---------- */
.hero{position:relative;background:var(--brand-d);overflow:hidden}
.hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.62}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,26,19,.5) 0%,rgba(20,26,19,.12) 40%,rgba(20,26,19,.72) 100%)}
.hero-copy{
  position:relative;z-index:1;max-width:1080px;margin:0 auto;padding:56px 22px;
  min-height:min(88vh,760px);
  display:flex;flex-direction:column;justify-content:flex-end;color:#fffdf8;
}
.hero-copy .en{font-family:var(--mincho);font-size:.7rem;letter-spacing:.46em;color:#e8cb9c;margin:0 0 20px}
.hero-copy h1{font-size:clamp(1.8rem,5vw,3rem);font-weight:500;letter-spacing:.14em;line-height:1.8;text-shadow:0 2px 26px rgba(0,0,0,.6)}
.hero-copy .note{margin-top:22px;max-width:38ch;font-size:.95rem;line-height:2.15;font-family:var(--mincho);color:#f2ece1;text-shadow:0 1px 16px rgba(0,0,0,.7)}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.btn-primary,.btn-outline{display:inline-flex;align-items:center;gap:8px;padding:17px 34px;font-size:.95rem;letter-spacing:.14em;font-family:var(--mincho)}
.btn-primary{background:var(--accent);color:#fffdf8}
.btn-primary:hover{background:var(--accent-d);color:#fffdf8;text-decoration:none}
.btn-outline{background:rgba(255,255,255,.1);color:#fffdf8;border:1px solid rgba(255,255,255,.7)}
.btn-outline:hover{background:rgba(255,255,255,.22);color:#fffdf8;text-decoration:none}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;padding:15px 32px;border:1px solid var(--brand);color:var(--brand);background:transparent;font-family:var(--mincho);letter-spacing:.12em;font-size:.92rem}
.btn-ghost:hover{background:var(--brand);color:var(--bg);text-decoration:none}

/* ---------- page head ---------- */
.page-head{position:relative;background:var(--brand-d);color:#f4ece0;overflow:hidden}
.page-head>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5}
.page-head .section-inner{position:relative;z-index:1;padding-top:74px;padding-bottom:66px}
.page-head .en{font-family:var(--mincho);font-size:.68rem;letter-spacing:.42em;color:#e5c79b}
.page-head h1{font-size:1.9rem;margin-top:14px;letter-spacing:.16em}
.page-head p{margin:16px 0 0;color:#e6dccd;max-width:56ch;font-size:.93rem;font-family:var(--mincho);line-height:2.05}
.breadcrumb{background:var(--bg-2);border-bottom:1px solid var(--line);font-size:.76rem;color:var(--ink-2)}
.breadcrumb .section-inner{padding-top:11px;padding-bottom:11px}

/* ---------- 宿の看板 ---------- */
.trust-strip{background:var(--bg);border-bottom:1px solid var(--line)}
.trust-strip ul{max-width:1080px;margin:0 auto;padding:34px 22px;list-style:none;display:grid;grid-template-columns:repeat(4,1fr)}
.trust-strip li{text-align:center;padding:6px 18px;border-right:1px solid var(--line-2)}
.trust-strip li:last-child{border-right:0}
.trust-strip .num{display:block;font-family:var(--mincho);font-size:1.04rem;color:var(--brand);letter-spacing:.08em;line-height:1.6}
.trust-strip .label{display:block;font-size:.72rem;color:var(--ink-2);margin-top:8px;line-height:1.85}

/* ---------- 写真の帯（この型の主役） ---------- */
.band{position:relative;min-height:min(78vh,640px);display:flex;align-items:flex-end;overflow:hidden;background:var(--brand-d)}
.band>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.band::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,26,19,.05) 30%,rgba(20,26,19,.78) 100%)}
.band-copy{position:relative;z-index:1;max-width:1080px;margin:0 auto;padding:56px 22px;width:100%;color:#fffdf8}
.band-copy .en{font-family:var(--mincho);font-size:.68rem;letter-spacing:.42em;color:#e8cb9c;display:block;margin-bottom:14px}
.band-copy h2{font-size:clamp(1.4rem,3.4vw,2rem);letter-spacing:.14em;text-shadow:0 2px 20px rgba(0,0,0,.55)}
.band-copy p{margin-top:16px;max-width:42ch;font-family:var(--mincho);font-size:.94rem;line-height:2.1;color:#f0e8dc;text-shadow:0 1px 14px rgba(0,0,0,.65)}
.band-copy .btn-row{margin-top:26px}

/* ---------- 写真を並べる ---------- */
.photo-grid{display:grid;gap:4px;grid-template-columns:repeat(3,1fr)}
.photo-grid img{width:100%;aspect-ratio:3/4;object-fit:cover}
.photo-grid.wide img{aspect-ratio:4/3}

/* ---------- 客室 ---------- */
.card-grid{display:grid;gap:38px}
.card-grid.c2{grid-template-columns:repeat(2,1fr)}
.card-grid.c3{grid-template-columns:repeat(3,1fr)}
.card{background:transparent;display:flex;flex-direction:column}
.card figure{margin:0;aspect-ratio:4/3;overflow:hidden;background:var(--bg-2)}
.card figure img{width:100%;height:100%;object-fit:cover}
.card-body{padding:20px 2px 0;border-top:1px solid var(--line);margin-top:18px;flex:1;display:flex;flex-direction:column}
.card-body h3{font-size:1.12rem;margin-bottom:12px;letter-spacing:.1em}
.card-body p{font-size:.88rem;color:var(--ink-2);margin-bottom:0;line-height:2.05}
.card-tag{display:inline-block;font-family:var(--mincho);font-size:.66rem;letter-spacing:.28em;color:var(--accent);margin-bottom:12px}

/* ---------- table ---------- */
.tbl{border-top:1px solid var(--ink);border-bottom:1px solid var(--line)}
.tbl table{font-size:.88rem}
.tbl th,.tbl td{padding:15px 4px;border-bottom:1px solid var(--line-2);text-align:left;vertical-align:top}
.tbl thead th{color:var(--brand);font-family:var(--mincho);font-weight:500;letter-spacing:.12em;font-size:.83rem}
.tbl tbody th{width:30%;font-family:var(--mincho);font-weight:500;color:var(--brand);letter-spacing:.08em}
.tbl tr:last-child th,.tbl tr:last-child td{border-bottom:0}
.tbl td.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.tbl caption{caption-side:top;text-align:left;padding:0 0 14px;font-family:var(--mincho);font-size:.95rem;color:var(--brand);letter-spacing:.1em}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}

/* ---------- FAQ ---------- */
.faq{display:grid;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;padding:20px 2px;font-family:var(--mincho);font-size:.98rem;list-style:none;display:flex;gap:14px;align-items:flex-start;letter-spacing:.06em}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"問";color:var(--accent);font-family:var(--mincho);flex:0 0 auto}
.faq details[open] summary{color:var(--brand)}
.faq .answer{padding:0 2px 22px 34px;font-size:.89rem;color:var(--ink-2);line-height:2.1}
.faq .answer p:last-child{margin-bottom:0}

/* ---------- form ---------- */
.form-wrap{background:#fffdf8;border:1px solid var(--line);padding:32px}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:.85rem;font-family:var(--mincho);color:var(--brand);display:flex;align-items:center;gap:8px;letter-spacing:.08em}
.req{background:var(--accent);color:#fffdf8;font-size:.62rem;padding:2px 8px;font-weight:700}
.opt{background:var(--bg-2);color:var(--ink-2);font-size:.62rem;padding:2px 8px;font-weight:700}
.field input,.field select,.field textarea{font:inherit;font-size:.94rem;padding:13px;border:1px solid var(--line);background:#fff;color:var(--ink);width:100%;border-radius:0}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,0,0,.06)}
.field .hint{font-size:.76rem;color:var(--ink-2)}
.radio-row{display:flex;flex-wrap:wrap;gap:9px}
.radio-row label{font-size:.85rem;font-family:var(--gothic);color:var(--ink);border:1px solid var(--line);padding:10px 15px;cursor:pointer;background:#fff}
.radio-row input{width:auto;margin-right:7px}
.form-submit{margin-top:28px;text-align:center}
.form-submit button{font:inherit;font-family:var(--mincho);font-size:1.02rem;letter-spacing:.16em;color:#fffdf8;background:var(--accent);border:0;padding:18px 56px;cursor:pointer}
.form-submit button:hover{background:var(--accent-d)}
.form-submit .privacy{margin:16px 0 0;font-size:.78rem;color:var(--ink-2)}

/* ---------- notes ---------- */
.demo-note{background:#fdf6e6;border:1px solid var(--line);border-left:3px solid var(--accent);padding:18px 22px;font-size:.85rem;color:#6b5a3a;line-height:1.95}
.demo-note strong{color:#54452a}
.demo-note p:last-child{margin-bottom:0}
.status-chip{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-family:var(--mincho);font-size:.78rem;letter-spacing:.16em;padding:0 0 10px;border-bottom:1px solid var(--accent);margin-bottom:20px}

/* ---------- このデモの注記 ---------- */
#renewal{background:var(--bg-2);border-top:1px solid var(--line)}
.ba-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.ba-card{background:#fffdf8;border:1px solid var(--line);padding:24px}
.ba-title{font-family:var(--mincho);font-size:1.02rem;margin:0 0 16px;display:flex;align-items:center;gap:10px;color:var(--brand);letter-spacing:.06em}
.ba-icon{font-size:1.2rem}
.ba-row{display:flex;gap:11px;padding:11px 0;border-top:1px dashed var(--line);font-size:.87rem;line-height:1.85}
.ba-row p{margin:0;color:var(--ink-2)}
.ba-row .tag{flex:0 0 auto;height:22px;padding:0 10px;font-size:.66rem;font-weight:700;display:inline-flex;align-items:center;letter-spacing:.06em}
.ba-row.before .tag{background:#f1e0dc;color:var(--warn)}
.ba-row.after .tag{background:#dfe9e0;color:var(--ok)}
.ba-row.after p{color:var(--ink)}

/* ---------- CTA ---------- */
.cta-band{position:relative;overflow:hidden;background:var(--brand-d);color:#f3ece0}
.cta-band>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.4}
.cta-band .section-inner{position:relative;z-index:1;text-align:center;padding-top:80px;padding-bottom:80px}
.cta-band h2{font-size:1.56rem;margin-bottom:18px;letter-spacing:.14em;color:#fffdf8}
.cta-band p{color:#e2d9c9;max-width:52ch;margin:0 auto 30px;font-size:.94rem;font-family:var(--mincho);line-height:2.1}
.cta-actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:center}
.cta-tel{display:inline-flex;flex-direction:column;align-items:center;border:1px solid rgba(255,255,255,.5);padding:13px 32px;color:#fffdf8}
.cta-tel:hover{background:rgba(255,255,255,.12);color:#fffdf8;text-decoration:none}
.cta-tel b{font-size:1.32rem;font-family:var(--mincho);font-weight:500}
.cta-tel small{font-size:.7rem;color:#d9cdb8;letter-spacing:.1em}

/* ---------- split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.split img{width:100%;aspect-ratio:3/4;object-fit:cover}
.split h3{font-size:1.4rem;margin-bottom:18px;letter-spacing:.12em}
.split p{color:var(--ink-2);font-size:.93rem;line-height:2.15;font-family:var(--mincho)}

/* ---------- footer ---------- */
.footer{background:var(--brand-d);color:#d3cabb;padding:60px 0 26px;font-size:.85rem}
.footer a{color:#e9ddc9}
.footer-top{display:grid;grid-template-columns:1.3fr 1fr 1.1fr;gap:34px;max-width:1080px;margin:0 auto;padding:0 22px}
.footer h4{color:#fffdf8;font-size:.98rem;margin-bottom:14px;letter-spacing:.12em;font-weight:500}
.footer ul{list-style:none;display:grid;gap:8px}
.footer .addr{line-height:2.05}
.footer-bottom{max-width:1080px;margin:38px auto 0;padding:20px 22px 0;border-top:1px solid rgba(255,255,255,.16);font-size:.74rem;color:#9d9384}
.footer-bottom p{margin:0 0 6px}

.mobile-cta{display:none}

/* ---------- responsive ---------- */
@media (max-width:1020px){
  .gnav{position:fixed;inset:60px 0 auto 0;background:var(--bg);border-bottom:1px solid var(--line);display:none;box-shadow:var(--shadow-l);max-height:calc(100vh - 60px);overflow:auto}
  .gnav.open{display:block}
  .gnav ul{flex-direction:column;gap:0;padding:8px 14px 16px}
  .gnav a{padding:15px 10px;border-bottom:1px solid var(--line-2)}
  .nav-toggle{display:block}
  .header-actions{margin-left:auto}   /* gnav が fixed になり margin-left:auto が効かないため、ここで右端へ寄せる */
  .btn-head{display:none}
  .trust-strip ul{grid-template-columns:repeat(2,1fr)}
  .trust-strip li{padding:16px 14px;border-bottom:1px solid var(--line-2)}
  .trust-strip li:nth-child(2n){border-right:0}
  .trust-strip li:nth-last-child(-n+2){border-bottom:0}
  .footer-top{grid-template-columns:1fr 1fr}
  .split{gap:36px}
}
@media (max-width:720px){
  body{font-size:16px;padding-bottom:64px;line-height:1.9}
  section{padding:58px 0}
  .sec-head{margin-bottom:30px}
  .sec-head h2{font-size:1.4rem}
  .header-inner{padding:10px 16px}
  .brand{font-size:1rem;letter-spacing:.1em}
  .tel-link{display:none}
  .hero-copy{padding:44px 20px 40px;min-height:82vh}
  .hero-copy h1{letter-spacing:.08em;line-height:1.85}
  .band{min-height:64vh}
  .band-copy{padding:40px 20px}
  .photo-grid{grid-template-columns:repeat(2,1fr)}
  .ba-grid,.card-grid.c2,.card-grid.c3,.form-grid{grid-template-columns:1fr}
  .card-grid{gap:40px}
  .split{grid-template-columns:1fr;gap:26px}
  .split img{aspect-ratio:4/3}
  .footer-top{grid-template-columns:1fr}
  .form-wrap{padding:22px}
  .tbl tbody th{width:38%}
  .cta-band .section-inner{padding-top:56px;padding-bottom:56px}
  .mobile-cta{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:70;border-top:1px solid rgba(0,0,0,.14)}
  .mobile-cta a{flex:1;text-align:center;padding:16px 6px;font-family:var(--mincho);font-size:.92rem;letter-spacing:.1em;color:#fffdf8}
  .mobile-cta a:hover{text-decoration:none;color:#fffdf8}
  .mobile-cta .m-tel{background:var(--brand)}
  .mobile-cta .m-form{background:var(--accent)}
}