/* =============================================================
   brand.css — おもてなしDX 共通スタイル
   ============================================================= */

/* ── PART A: verbatim from index.html inline style ── */

:root{
  --bg:#FBFAF5; --surf:#F4F1EA; --ink:#1C1B19; --ink2:#57534D; --line:#D8D3C8;
  --kincha:#856D47; --kincha-hi:#9A8470; --kin:#C9A94E; --enji:#9E3D3F; --ai:#243A63;
  --night:#0D0A05; --night-2:#161109; --night-ink:#EDE6D6; --night-gold:#D8B877;
  --serif:"Shippori Mincho",serif; --serif-en:"Cormorant Garamond",serif;
  --sans:"Zen Kaku Gothic New",system-ui,sans-serif; --ease:cubic-bezier(.19,1,.22,1);
  --wrap:1180px;
}
*{box-sizing:border-box;margin:0;padding:0;border-radius:0;min-width:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--bg);color:var(--ink);line-height:1.9;
  letter-spacing:.01em;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
::selection{background:var(--ink);color:var(--bg)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 32px}
.section{padding:140px 0}
@media(max-width:768px){.section{padding:88px 0}}
.eyebrow{font-family:var(--serif-en);font-style:italic;font-size:.9rem;letter-spacing:.12em;
  color:var(--kincha);text-transform:uppercase}
.h-serif{font-family:var(--serif);font-weight:600;letter-spacing:.08em;
  font-feature-settings:"palt";line-height:1.5}
.lede{max-width:42rem;color:var(--ink2)}
.rule{height:1px;background:var(--line);border:0}
.ba-title,.issue-item h3,.pillar-body h3,.flow-steps h3,.price-card h3,.price-amount,.faq-list summary,.company-title,.foot-copy{
  font-feature-settings:"palt";letter-spacing:.06em}
.btn{display:inline-block;background:var(--kincha);color:#fff;font-family:var(--sans);
  font-weight:500;letter-spacing:.08em;padding:16px 34px;border:1px solid var(--kincha);
  transition:background .4s var(--ease),color .4s var(--ease)}
.btn:hover{background:var(--kincha-hi);border-color:var(--kincha-hi)}
.btn-ghost{display:inline-block;background:transparent;color:var(--ink);font-family:var(--sans);
  font-weight:500;letter-spacing:.08em;padding:15px 30px;border:1px solid var(--ink);
  transition:background .4s var(--ease),color .4s var(--ease)}
.btn-ghost:hover{background:var(--ink);color:var(--bg)}
/* reveal（JSで.is-inで解除） */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}
/* header（sticky：draftbarの下に続き、スクロールで追従） */
.site-header{position:sticky;top:0;z-index:40;display:flex;align-items:center;
  justify-content:space-between;padding:18px 32px;background:rgba(251,250,245,.86);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.brand{font-family:var(--serif);font-weight:600;letter-spacing:.14em;font-size:1.05rem}
.brand small{font-family:var(--sans);font-weight:400;letter-spacing:.08em;color:var(--ink2);font-size:.7rem;margin-left:.5em}
.nav{display:flex;gap:28px;align-items:center}
.nav a{font-size:.82rem;letter-spacing:.08em;color:var(--ink2)}
.nav a:hover{color:var(--ink)}
.nav .btn{padding:11px 22px;font-size:.82rem}
@media(max-width:768px){.nav a:not(.btn){display:none}.site-header{padding:14px 20px}}
.placeholder{background:var(--surf);position:relative;color:var(--ink2);
  display:flex;align-items:center;justify-content:center;font-size:.8rem;letter-spacing:.1em;
  border:1px solid var(--line)}
.placeholder::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.placeholder::after{content:"写真差し替え";position:absolute;bottom:12px;right:14px;
  font-size:.65rem;color:var(--ink2);opacity:.7;letter-spacing:.15em;z-index:1}
/* sumi footer (legacy — kept for reference; injected footer uses .foot) */
.sumi{background:var(--ink);color:var(--bg);padding:60px 0}
.foot-inner{display:flex;flex-direction:column;gap:10px}
.foot-brand{color:#fff}.foot-brand small{color:#a8a29a}
.foot-copy{font-family:var(--serif);letter-spacing:.08em;color:#d8d3c8}
.foot-small{font-size:.78rem;color:#8a857c;letter-spacing:.06em}
/* mobile-cta */
.mobile-cta{display:none}
@media(max-width:768px){
  .mobile-cta{display:block;position:fixed;left:16px;right:16px;bottom:16px;z-index:30;
    text-align:center;padding:15px;box-shadow:0 6px 24px rgba(28,27,25,.18)}
}

/* ── PART B: new shared components ── */

/* draftbar */
.draftbar{background:var(--enji);color:#fff;font-size:12px;text-align:center;padding:7px 14px;letter-spacing:.04em;position:relative;z-index:25}

/* burger button (inside .site-header) */
.burger{display:none;background:none;border:none;cursor:pointer;padding:6px;color:var(--ink);font-size:1.3rem;letter-spacing:0}
@media(max-width:768px){.burger{display:flex;align-items:center;justify-content:center}}

/* nav scroll states */
.site-header{transition:transform .4s var(--ease),background .3s}
.site-header.scrolled{background:rgba(251,250,245,.96);box-shadow:0 1px 0 var(--line)}
.site-header.nav-hide{transform:translateY(-100%)}
@media(prefers-reduced-motion:reduce){.site-header{transition:none}}

/* mobile nav open */
@media(max-width:768px){
  .site-header.open .nav{display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:rgba(251,250,245,.97);border-bottom:1px solid var(--line);padding:20px 24px;gap:16px}
  .site-header.open .nav a:not(.btn){display:block}
}

/* injected footer (.foot replaces .sumi) */
.foot{background:var(--ink);color:var(--night-ink);padding:72px 0 40px}
.foot-cols{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:48px;padding-bottom:48px;border-bottom:1px solid rgba(216,211,200,.15)}
.foot-brand-col .fb-logo{font-family:var(--serif);font-weight:600;font-size:1.1rem;letter-spacing:.14em;color:#fff;margin-bottom:.7em}
.foot-brand-col .fb-logo small{font-family:var(--sans);font-weight:400;letter-spacing:.08em;color:#a8a29a;font-size:.7rem;margin-left:.5em}
.foot-brand-col .fb-desc{font-size:.88rem;color:#a8a29a;line-height:1.8;max-width:22rem;margin-bottom:1.5em}
.foot-brand-col .fb-cta{font-size:.85rem;color:var(--night-gold);letter-spacing:.08em;border-bottom:1px solid rgba(216,184,119,.4);padding-bottom:2px}
.foot-brand-col .fb-cta:hover{color:#fff;border-color:#fff}
.foot-col h4{font-family:var(--serif);font-weight:600;font-size:.85rem;letter-spacing:.12em;color:#fff;margin-bottom:1.2em}
.foot-col a{display:block;font-size:.82rem;color:#a8a29a;margin-bottom:.7em;letter-spacing:.06em}
.foot-col a:hover{color:#fff}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:32px;font-size:.76rem;color:#5c5750;letter-spacing:.08em}
@media(max-width:768px){
  .foot-cols{grid-template-columns:1fr;gap:36px}
  .foot-bottom{flex-direction:column;gap:8px;text-align:center}
}

/* comparison table */
.cmp{padding:140px 0}
@media(max-width:768px){.cmp{padding:88px 0}}
.cmp-title{font-size:clamp(1.6rem,3vw,2.3rem);margin:.4em 0 .6em}
.cmp-lead{max-width:42rem;color:var(--ink2);margin-bottom:44px}
.cmp table{width:100%;border-collapse:collapse;border:1px solid var(--line);font-size:.88rem}
.cmp th,.cmp td{border:1px solid var(--line);padding:16px 18px;text-align:center;vertical-align:middle}
.cmp th:first-child,.cmp td:first-child{text-align:left;font-family:var(--serif);font-weight:600;letter-spacing:.05em;font-size:.9rem;background:var(--surf)}
.cmp thead th{font-family:var(--serif);font-weight:600;letter-spacing:.08em;background:var(--surf);font-size:.82rem}
.cmp .hi{background:rgba(133,109,71,.08);border-top:2px solid var(--kincha);border-bottom:2px solid var(--kincha)}
.cmp thead .hi{border-top:2px solid var(--kincha);background:rgba(133,109,71,.12)}
.cmp .mark-maru{color:var(--kincha-hi)}
.cmp .mark-hi{color:var(--kincha);font-weight:700}
.cmp .mark-sankaku{color:var(--ink2)}
.cmp .mark-batsu{color:#b8b2a6}
.cmp-legend{font-size:.76rem;color:var(--ink2);margin-top:14px;letter-spacing:.04em}
@media(max-width:768px){.cmp table{font-size:.76rem}.cmp th,.cmp td{padding:10px 8px}}

/* target cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:44px}
.card{background:var(--bg);padding:32px 28px;transition:border-color .3s var(--ease),transform .3s var(--ease);border:1px solid transparent}
.card:hover{border-color:var(--kincha);transform:translateY(-3px)}
.card-eyebrow{font-family:var(--serif-en);font-style:italic;font-size:.78rem;letter-spacing:.12em;color:var(--kincha);margin-bottom:.6em}
.card h3{font-family:var(--serif);font-weight:600;font-size:1rem;letter-spacing:.06em;margin-bottom:.5em}
.card p{color:var(--ink2);font-size:.88rem;line-height:1.8}
@media(max-width:768px){.cards{grid-template-columns:1fr}}

/* voices */
.voices{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin:36px 0}
.voice{border-top:2px solid var(--kincha);padding-top:22px}
.voice-body{font-family:var(--serif);font-size:.98rem;color:var(--ink);line-height:1.9;letter-spacing:.04em;margin-bottom:1.2em}
.voice-who{font-size:.78rem;color:var(--ink2);letter-spacing:.08em}
@media(max-width:768px){.voices{grid-template-columns:1fr;gap:24px}}

/* form */
.form{max-width:48rem}
.form label{display:block;font-size:.85rem;letter-spacing:.08em;color:var(--ink2);margin-bottom:.4em;margin-top:1.4em}
.form label:first-child{margin-top:0}
.form input,.form textarea,.form select{width:100%;background:var(--bg);border:1px solid var(--line);padding:12px 14px;font-family:var(--sans);font-size:.95rem;color:var(--ink);outline:none;transition:border-color .3s var(--ease)}
.form input:focus,.form textarea:focus,.form select:focus{border-color:var(--kincha)}
.form textarea{min-height:120px;resize:vertical}
.form-note{font-size:.8rem;color:var(--ink2);margin-top:1.2em;letter-spacing:.04em}
.form .btn{margin-top:1.8em}

/* ============================================================
   PART C: リッチ・シネマ部品（2026-08-25 作り込み）
   ============================================================ */

/* --- 全画面ヒーロー（写真＋墨のスクリム＋Ken Burns） --- */
.hero-full{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;background:var(--night)}
.hero-full .hero-bg{position:absolute;inset:0;z-index:0;background-size:cover;background-position:center;
  animation:kenburns 24s ease-in-out infinite alternate;will-change:transform}
.hero-full .hero-scrim{position:absolute;inset:0;z-index:1;
  background:linear-gradient(90deg,rgba(8,6,3,.82) 0%,rgba(8,6,3,.55) 42%,rgba(8,6,3,.2) 100%),
             linear-gradient(0deg,rgba(8,6,3,.65) 0%,rgba(8,6,3,0) 40%)}
.hero-full .hero-inner{position:relative;z-index:2;color:#fff;width:100%}
.hero-full .hero-frame{position:absolute;inset:26px;z-index:2;border:1px solid rgba(216,184,119,.28);pointer-events:none}
.hero-eyebrow{font-family:var(--serif-en);font-style:italic;letter-spacing:.24em;color:var(--night-gold);font-size:1rem;text-transform:uppercase}
.hero-h1{font-family:var(--serif);font-weight:600;color:#fff;letter-spacing:.06em;font-feature-settings:"palt";
  font-size:clamp(2.9rem,6.2vw,5.4rem);line-height:1.3;margin:.5em 0 .6em;text-shadow:0 2px 30px rgba(0,0,0,.4)}
.hero-sub{color:#e7e1d4;max-width:34rem;font-size:1.05rem;line-height:2}
.hero-actions{display:flex;gap:16px;margin-top:44px;flex-wrap:wrap}
.hero-scrolldown{position:absolute;left:50%;bottom:34px;transform:translateX(-50%);z-index:2;
  color:#d8d3c8;font-family:var(--serif-en);font-style:italic;letter-spacing:.2em;font-size:.8rem;text-align:center}
.hero-scrolldown::before{content:"";display:block;width:1px;height:52px;margin:0 auto 10px;
  background:linear-gradient(#d8b877,transparent);animation:scrolldrop 2.2s ease-in-out infinite}
@keyframes kenburns{0%{transform:scale(1.06) translate(0,0)}100%{transform:scale(1.16) translate(-1.5%,-1.5%)}}
@keyframes scrolldrop{0%,100%{opacity:.3;transform:scaleY(.7)}50%{opacity:1;transform:scaleY(1)}}
@media(prefers-reduced-motion:reduce){.hero-full .hero-bg{animation:none}.hero-scrolldown::before{animation:none}}
@media(max-width:768px){.hero-full{min-height:92svh}.hero-full .hero-scrim{background:linear-gradient(0deg,rgba(8,6,3,.8),rgba(8,6,3,.35))}}

/* --- 交互ストーリー行（画像×文・円窓可） --- */
.story-row{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;margin:0 auto}
.story-row+.story-row{margin-top:120px}
.story-row.reverse .story-media{order:2}
.story-media{position:relative}
.story-media .ph-img{width:100%;aspect-ratio:4/5;background-size:cover;background-position:center;
  border:1px solid var(--line)}
.story-media .cap{position:absolute;bottom:14px;right:16px;color:#fff;font-family:var(--serif-en);
  font-style:italic;font-size:.72rem;letter-spacing:.14em;text-shadow:0 1px 8px rgba(0,0,0,.6)}
.story-num{font-family:var(--serif-en);font-style:italic;color:var(--kincha);font-size:1.1rem;letter-spacing:.1em}
.story-vlabel{writing-mode:vertical-rl;font-family:var(--serif);font-weight:600;font-size:1.6rem;
  letter-spacing:.3em;color:var(--kincha);position:absolute;top:0;left:-2.4em}
.story-h3{font-family:var(--serif);font-weight:600;font-size:clamp(1.5rem,2.6vw,2rem);letter-spacing:.06em;
  font-feature-settings:"palt";margin:.5em 0 .7em}
.story-body{color:var(--ink2);line-height:2;max-width:32rem}
.story-list{list-style:none;margin-top:1.4em}
.story-list li{position:relative;padding:10px 0 10px 22px;border-bottom:1px solid var(--line);font-size:.92rem;color:var(--ink)}
.story-list li::before{content:"—";position:absolute;left:0;color:var(--kincha)}
@media(max-width:860px){.story-row{grid-template-columns:1fr;gap:36px}.story-row.reverse .story-media{order:0}
  .story-media .ph-img{aspect-ratio:3/2}.story-vlabel{writing-mode:horizontal-tb;position:static;font-size:1.3rem;letter-spacing:.1em;margin-bottom:.3em;display:inline-block}}

/* --- 円窓（丸マスク） --- */
.enso{border-radius:50%;overflow:hidden;aspect-ratio:1/1;background-size:cover;background-position:center;
  border:1px solid rgba(201,169,78,.4)}

/* --- 全幅イメージバンド（引用・CTA・季節） --- */
.imgband{position:relative;overflow:hidden;background:var(--night);color:#fff}
.imgband .bg{position:absolute;inset:0;background-size:cover;background-position:center;z-index:0;will-change:transform}
.imgband .scrim{position:absolute;inset:0;z-index:1;background:linear-gradient(rgba(8,6,3,.55),rgba(8,6,3,.72))}
.imgband .inner{position:relative;z-index:2;padding:160px 0;text-align:center}
.imgband .bandframe{position:absolute;inset:30px;z-index:2;border:1px solid rgba(216,184,119,.25);pointer-events:none}
.imgband .band-ey{font-family:var(--serif-en);font-style:italic;letter-spacing:.24em;color:var(--night-gold);font-size:.95rem;text-transform:uppercase}
.imgband .band-q{font-family:var(--serif);font-weight:600;color:#fff;letter-spacing:.08em;font-feature-settings:"palt";
  font-size:clamp(1.8rem,4vw,3rem);line-height:1.6;margin:.5em auto 0;max-width:24em}
.imgband .band-sub{color:#e7e1d4;margin-top:22px;letter-spacing:.06em}
@media(max-width:768px){.imgband .inner{padding:110px 0}}

/* --- 統計 count-up --- */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:44px}
.stat{background:var(--bg);padding:44px 30px;text-align:center}
.stat .v{font-family:var(--serif);font-weight:700;color:var(--kincha);font-size:clamp(2.4rem,4.5vw,3.4rem);line-height:1;letter-spacing:.02em}
.stat .v .u{font-family:var(--sans);font-size:1rem;color:var(--ink2);margin-left:.2em;font-weight:500}
.stat .l{color:var(--ink2);font-size:.86rem;margin-top:14px;letter-spacing:.04em;line-height:1.7}
@media(max-width:768px){.stats{grid-template-columns:1fr}}

/* --- AI接客デモ mock --- */
.concierge{background:var(--night);color:var(--night-ink);position:relative;overflow:hidden}
.concierge .cnc-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;position:relative;z-index:2}
.concierge .cnc-title{font-family:var(--serif);font-weight:600;color:#fff;font-size:clamp(1.7rem,3.2vw,2.5rem);letter-spacing:.06em;font-feature-settings:"palt";margin:.4em 0 .8em}
.concierge .cnc-body{color:#c9c1b1;line-height:2;max-width:30rem}
.chat{background:linear-gradient(180deg,var(--night-2),#0b0805);border:1px solid rgba(216,184,119,.22);padding:26px 24px}
.chat .bubble{max-width:78%;padding:13px 17px;margin:12px 0;font-size:.92rem;line-height:1.7;border:1px solid transparent}
.chat .b-guest{margin-left:auto;background:rgba(216,184,119,.1);border-color:rgba(216,184,119,.3);color:#f0e9d8;text-align:left}
.chat .b-ai{margin-right:auto;background:rgba(237,230,214,.06);border-color:rgba(237,230,214,.12);color:#e7e1d4}
.chat .lang{font-family:var(--serif-en);font-style:italic;font-size:.66rem;letter-spacing:.14em;color:var(--night-gold);display:block;margin-bottom:5px;opacity:.85}
.chat .typing{color:#8a857c;font-size:.8rem;letter-spacing:.1em;padding:6px 4px}
@media(max-width:860px){.concierge .cnc-grid{grid-template-columns:1fr;gap:34px}}

/* --- ギャラリー --- */
.gallery{display:grid;grid-template-columns:repeat(6,1fr);grid-auto-rows:170px;gap:10px;margin-top:44px}
.gallery-item{position:relative;overflow:hidden;background:var(--surf)}
.gallery-item .g-img{position:absolute;inset:0;background-size:cover;background-position:center;transition:transform 1.1s var(--ease)}
.gallery-item:hover .g-img{transform:scale(1.07)}
.gallery-item .g-cap{position:absolute;left:0;right:0;bottom:0;z-index:1;color:#fff;padding:14px 16px;
  font-family:var(--serif);font-size:.82rem;letter-spacing:.08em;opacity:0;transform:translateY(8px);
  transition:opacity .5s var(--ease),transform .5s var(--ease);
  background:linear-gradient(transparent,rgba(8,6,3,.7))}
.gallery-item:hover .g-cap{opacity:1;transform:none}
.gallery-item.wide{grid-column:span 2}.gallery-item.tall{grid-row:span 2}.gallery-item.big{grid-column:span 2;grid-row:span 2}
@media(max-width:768px){.gallery{grid-template-columns:repeat(2,1fr);grid-auto-rows:130px}.gallery-item.big{grid-column:span 2}.gallery-item.wide{grid-column:span 2}}

/* --- 図版（額装＋金罫＋キャプション） --- */
.figure{position:relative}
.figure .f-img{width:100%;background-size:cover;background-position:center;border:1px solid var(--line)}
.figure .f-cap{margin-top:12px;color:var(--ink2);font-size:.8rem;letter-spacing:.06em}
.figure::after{content:"";position:absolute;top:10px;left:10px;right:-10px;bottom:-10px;border:1px solid var(--kin);z-index:-1;opacity:.5}

/* --- 装飾ディバイダ（金の細線＋菱） --- */
.divider{display:flex;align-items:center;justify-content:center;gap:16px;color:var(--kin);margin:0 auto;max-width:200px}
.divider::before,.divider::after{content:"";height:1px;flex:1;background:linear-gradient(90deg,transparent,var(--kin))}
.divider::after{background:linear-gradient(90deg,var(--kin),transparent)}
.divider .d-m{font-size:.7rem}