:root{
    --paper:#f7f2e7; --paper-deep:#efe7d6; --ink:#2f2a24; --ink-soft:#5a5044;
    --sepia:#8a6a2f; --gold:#c9a447; --rule:#d8cdb8; --white:#fffdf8;
    --serif-jp:"Shippori Mincho","Hiragino Mincho ProN","Yu Mincho",serif;
    --serif-en:"Cormorant Garamond","Hoefler Text","Baskerville",serif;
    --measure:38em;
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  @media (prefers-reduced-motion:reduce){html{scroll-behavior:auto} .reveal{animation:none!important}}
  body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--serif-jp);font-size:16px;line-height:1.95;letter-spacing:.02em;-webkit-font-smoothing:antialiased}
  img{max-width:100%;height:auto;display:block}
  a{color:inherit}
  h1,h2,h3{font-weight:500;letter-spacing:.04em;text-wrap:balance;margin:0}
  p{margin:0}
  mark{background:linear-gradient(transparent 55%,rgba(201,164,71,.42) 55%);color:inherit}
  .en{font-family:var(--serif-en);letter-spacing:.14em;text-transform:uppercase;font-size:.8rem;color:var(--sepia)}
  .num{font-family:var(--serif-jp);font-weight:600;font-size:1.12em;font-variant-numeric:lining-nums tabular-nums;letter-spacing:.02em}
  .wrap{width:min(100% - 40px, 1040px);margin-inline:auto}
  .narrow{max-width:var(--measure)}

  /* ── header ── */
  .top{position:sticky;top:0;z-index:20;background:rgba(247,242,231,.92);backdrop-filter:blur(6px);border-bottom:1px solid var(--rule)}
  .top .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:10px}
  .top .brand img{height:30px;width:auto}
  .top nav{display:flex;gap:22px;font-size:.86rem}
  .top nav a{text-decoration:none;color:var(--ink-soft)}
  .top nav a:hover{color:var(--ink)}
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;padding:.85em 1.6em;border:1px solid var(--ink);text-decoration:none;font-size:.95rem;letter-spacing:.08em;background:var(--ink);color:var(--paper);transition:background .25s,color .25s}
  .btn:hover{background:var(--sepia);border-color:var(--sepia)}
  .btn.ghost{background:transparent;color:var(--ink)}
  .btn.ghost:hover{background:var(--ink);color:var(--paper)}
  .btn.small{padding:.55em 1.1em;font-size:.82rem}
  @media (max-width:760px){.top nav{display:none}}

  /* ── hero ── */
  .hero{padding-block:64px 48px;position:relative;overflow:hidden}
  .hero .grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:end}
  .hero .logo{width:min(100%,420px);margin-bottom:28px}
  .hero h1{font-size:clamp(24px,3.3vw,36px);line-height:1.5}
  .hero .lead{margin-top:22px;max-width:var(--measure);color:var(--ink-soft)}
  .hero dl{display:grid;grid-template-columns:auto 1fr;gap:6px 22px;margin:34px 0 0;font-size:.95rem;border-top:1px solid var(--rule);padding-top:22px}
  .hero dt{font-family:var(--serif-en);letter-spacing:.16em;font-size:.78rem;color:var(--sepia);padding-top:.35em}
  .hero dd{margin:0}
  .hero .cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
  .hero figure{margin:0;position:relative}
  .hero figure img{aspect-ratio:3/2;object-fit:cover;width:100%;box-shadow:0 30px 60px -30px rgba(47,42,36,.45)}
  .hero figcaption{position:absolute;left:0;bottom:-30px;font-size:.72rem;color:var(--ink-soft);letter-spacing:.06em}
  .hero .plate{position:absolute;right:-6px;top:-18px;background:var(--paper);border:1px solid var(--rule);padding:10px 14px;font-family:var(--serif-en);letter-spacing:.14em;font-size:.72rem;color:var(--sepia)}
  .reveal{animation:rise .9s cubic-bezier(.2,.7,.2,1) both}
  .reveal.d1{animation-delay:.1s}.reveal.d2{animation-delay:.25s}.reveal.d3{animation-delay:.4s}
  @keyframes rise{from{opacity:.001;transform:translateY(14px)}to{opacity:1;transform:none}}
  @media (max-width:860px){.hero .grid{grid-template-columns:1fr;gap:40px}.hero figure{order:-1}.hero figcaption{position:static;margin-top:8px}}

  /* ── band summary ── */
  .band{border-block:1px solid var(--rule);background:var(--paper-deep)}
  .band .wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
  .band div{padding:22px 24px 22px 0}
  .band div+div{border-left:1px solid var(--rule);padding-left:24px}
  .band .en{display:block;margin-bottom:6px}
  .band strong{font-weight:600;font-size:1.1rem}
  @media (max-width:760px){.band .wrap{grid-template-columns:1fr}.band div+div{border-left:0;border-top:1px solid var(--rule);padding-left:0}}

  /* ── sections ── */
  section.s{padding-block:88px}
  section.s+section.s{border-top:1px solid var(--rule)}
  .head{display:grid;grid-template-columns:120px 1fr;gap:24px;align-items:baseline;margin-bottom:38px}
  .head h2{font-size:clamp(22px,2.8vw,32px);line-height:1.5}
  .head .en{padding-top:.5em}
  @media (max-width:640px){.head{grid-template-columns:1fr;gap:8px}}
  .cols{display:grid;grid-template-columns:120px 1fr;gap:24px}
  @media (max-width:640px){.cols{grid-template-columns:1fr}}

  /* who */
  .who{display:grid;grid-template-columns:repeat(2,1fr);gap:0 48px;list-style:none;margin:0;padding:0}
  .who li{padding:20px 0;border-top:1px solid var(--rule)}
  .who li p{font-size:.95rem;color:var(--ink-soft);margin-top:6px}
  .who li b{font-weight:500}
  @media (max-width:640px){.who{grid-template-columns:1fr}}

  /* takeaway */
  .take{display:grid;grid-template-columns:1fr 1fr;gap:36px}
  .take article{border-top:2px solid var(--ink);padding-top:18px}
  .take h3{font-size:1.2rem;margin-bottom:10px}
  .take ul{margin:14px 0 0;padding-left:1.2em;color:var(--ink-soft);font-size:.95rem}
  .take figure{margin:0;grid-column:1/-1}
  .take figure img{aspect-ratio:16/7;object-fit:cover;width:100%}
  .take figcaption{font-size:.72rem;color:var(--ink-soft);margin-top:8px;letter-spacing:.06em}
  @media (max-width:640px){.take{grid-template-columns:1fr}}

  /* report sample */
  .sample{margin-top:48px;border-top:1px solid var(--rule);padding-top:28px}
  .sample-head{max-width:var(--measure);margin-bottom:18px}
  .sample-head h3{font-size:1.15rem;margin:6px 0 8px}
  .sample-head p{font-size:.93rem;color:var(--ink-soft)}
  .chart{margin:0 0 22px;background:var(--white);border:1px solid var(--rule);padding:14px}
  .chart img{width:100%;height:auto}
  .chart figcaption{font-size:.74rem;color:var(--ink-soft);margin-top:10px;letter-spacing:.04em}
  .chart figcaption a{color:var(--sepia)}

  /* penshugen banner */
  .ps{border-block:1px solid var(--rule);background:var(--paper-deep)}
  .ps .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:0;align-items:stretch}
  .ps .txt{padding:44px 40px 44px 0}
  .ps h2{font-size:clamp(20px,2.4vw,28px);line-height:1.5;margin:10px 0 14px}
  .ps p{color:var(--ink-soft);font-size:.95rem;max-width:34em}
  .ps .btn{margin-top:22px}
  .ps figure{margin:0;position:relative}
  .ps figure img{width:100%;height:100%;object-fit:cover;min-height:260px}
  .ps figcaption{position:absolute;right:10px;bottom:8px;font-size:.66rem;color:var(--paper);background:rgba(47,42,36,.55);padding:2px 8px;letter-spacing:.06em}
  @media (max-width:760px){.ps .wrap{grid-template-columns:1fr}.ps .txt{padding:34px 0 30px}.ps figure{order:-1;margin-inline:-20px}}

  /* flow */
  .flow{counter-reset:step;list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
  .flow li{counter-increment:step;border-top:1px solid var(--rule);padding-top:16px}
  .flow li::before{content:counter(step,decimal-leading-zero);font-family:var(--serif-en);font-size:2.2rem;color:var(--sepia);display:block;line-height:1;margin-bottom:12px}
  .flow h3{font-size:1.05rem;margin-bottom:8px}
  .flow p{font-size:.93rem;color:var(--ink-soft)}
  .device{margin-top:36px;font-size:.85rem;color:var(--ink-soft);border-left:2px solid var(--gold);padding-left:14px}
  @media (max-width:900px){.flow{grid-template-columns:repeat(2,1fr)}}
  @media (max-width:520px){.flow{grid-template-columns:1fr}}

  /* field notes */
  .note{display:grid;grid-template-columns:auto 1fr;gap:40px;align-items:start}
  .note .big{font-family:var(--serif-en);font-size:clamp(88px,14vw,150px);line-height:.85;color:var(--ink);letter-spacing:-.02em}
  .note .big small{display:block;font-family:var(--serif-jp);font-size:1rem;letter-spacing:.1em;color:var(--sepia);margin-top:12px}
  .note p+p{margin-top:12px}
  .note .fine{font-size:.8rem;color:var(--ink-soft);margin-top:18px}
  .note a.more{display:inline-block;margin-top:18px;border-bottom:1px solid var(--ink);text-decoration:none;font-size:.93rem}
  @media (max-width:640px){.note{grid-template-columns:1fr}}

  /* compare table */
  .tbl{width:100%;border-collapse:collapse;font-size:.93rem}
  .tbl th,.tbl td{padding:14px 12px;border-bottom:1px solid var(--rule);vertical-align:top;text-align:left}
  .tbl thead th{font-weight:500;font-size:.85rem;color:var(--sepia);border-bottom:1px solid var(--ink)}
  .tbl th[scope=row]{font-weight:500;color:var(--ink-soft);width:22%}
  .tbl td.us{background:var(--paper-deep);font-weight:500}
  .tbl-wrap{overflow-x:auto}
  .tbl caption{caption-side:bottom;text-align:left;font-size:.78rem;color:var(--ink-soft);padding-top:10px}

  /* price panel (dark) */
  .price{background:var(--ink);color:var(--paper);padding-block:96px}
  .price .head h2,.price .en{color:var(--paper)}
  .price .en{color:var(--gold)}
  .price .tiers{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:8px}
  .price .tier{border:1px solid rgba(247,242,231,.28);padding:28px}
  .price .tier .en{display:block;margin-bottom:12px}
  .price .tier .yen{font-family:var(--serif-jp);font-weight:600;font-size:2.6rem;line-height:1;letter-spacing:.02em;font-variant-numeric:lining-nums tabular-nums}
  .price .tier .yen small{font-family:var(--serif-jp);font-size:1rem;letter-spacing:.08em;margin-left:.3em}
  .price .tier p{margin-top:12px;font-size:.9rem;color:rgba(247,242,231,.8)}
  .price .visit{margin-top:40px;display:grid;grid-template-columns:1fr 1fr;gap:28px;font-size:.95rem}
  .price .visit dt{font-family:var(--serif-en);letter-spacing:.16em;font-size:.78rem;color:var(--gold);margin-bottom:6px}
  .price .visit dd{margin:0}
  .price .cta{margin-top:44px;display:flex;flex-wrap:wrap;gap:12px}
  .price .btn{background:var(--paper);color:var(--ink);border-color:var(--paper)}
  .price .btn:hover{background:var(--gold);border-color:var(--gold)}
  .price .btn.ghost{background:transparent;color:var(--paper)}
  .price .btn.ghost:hover{background:var(--paper);color:var(--ink)}
  .price .fine{margin-top:22px;font-size:.82rem;color:rgba(247,242,231,.7)}
  @media (max-width:640px){.price .tiers,.price .visit{grid-template-columns:1fr}}

  /* plans */
  .plans{width:100%;border-collapse:collapse;font-size:.93rem}
  .plans th,.plans td{padding:16px 12px;border-bottom:1px solid var(--rule);vertical-align:top;text-align:left}
  .plans thead th{font-weight:500;font-size:.85rem;color:var(--sepia);border-bottom:1px solid var(--ink)}
  .plans td.y{white-space:nowrap;font-variant-numeric:tabular-nums}
  .plans td.y b{font-weight:600;font-size:1.1rem}
  .plans td.y small{display:block;color:var(--ink-soft);font-size:.8rem}
  .plans td.d{color:var(--ink-soft)}
  .plans tr.hl td{background:var(--paper-deep)}
  .stamina{margin-top:26px;font-size:.9rem;color:var(--ink-soft);max-width:var(--measure)}

  /* faq */
  .faq{border-top:1px solid var(--ink)}
  .faq details{border-bottom:1px solid var(--rule)}
  .faq summary{cursor:pointer;list-style:none;display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;padding:20px 0;font-size:1.02rem}
  .faq summary::-webkit-details-marker{display:none}
  .faq summary::after{content:"+";font-family:var(--serif-en);font-size:1.5rem;color:var(--sepia);line-height:1}
  .faq details[open] summary::after{content:"−"}
  .faq summary:focus-visible{outline:2px solid var(--gold);outline-offset:4px}
  .faq .a{padding:0 0 22px;color:var(--ink-soft);font-size:.95rem;max-width:var(--measure)}

  /* philosophy */
  .phil{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
  .phil img{aspect-ratio:4/3;object-fit:cover}
  .phil blockquote{margin:0;font-size:1.25rem;line-height:1.9}
  .phil p{margin-top:16px;color:var(--ink-soft);font-size:.95rem}
  .phil figcaption{font-size:.72rem;color:var(--ink-soft);margin-top:8px;letter-spacing:.06em}
  @media (max-width:760px){.phil{grid-template-columns:1fr}}

  /* footer */
  footer{border-top:1px solid var(--ink);padding-block:40px 120px;font-size:.85rem;color:var(--ink-soft)}
  footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:20px}
  footer .links{display:flex;flex-wrap:wrap;gap:18px}
  footer a{text-decoration:none}
  footer a:hover{color:var(--ink)}
  footer .brand img{height:26px;margin-bottom:8px}

  /* sticky cta */
  .sticky{position:fixed;left:0;right:0;bottom:0;z-index:30;background:rgba(47,42,36,.96);color:var(--paper);display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 20px;font-size:.85rem;border-top:1px solid rgba(247,242,231,.2)}
  .sticky .btn{background:var(--paper);color:var(--ink);border-color:var(--paper);padding:.6em 1.2em;font-size:.85rem}
  .sticky .btn:hover{background:var(--gold);border-color:var(--gold)}
  @media (max-width:520px){.sticky span{display:none}.sticky{justify-content:center}}

  /* ── サブページ共通 ── */
  .crumb{font-size:.8rem;color:var(--ink-soft);padding-top:22px}
  .crumb a{text-decoration:none}
  .credit{font-size:.7rem;color:var(--ink-soft);letter-spacing:.06em;margin-top:8px}
  @media (max-width:640px){.head,.cols{grid-template-columns:1fr;gap:8px}}
  .about{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
  .about p+p{margin-top:14px}
  .about figure{margin:0}
  .about figure img{aspect-ratio:3/2;object-fit:cover}
  @media (max-width:760px){.about{grid-template-columns:1fr}}
  .bottles{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin:34px 0 8px}
  .bottles figure{margin:0;text-align:center}
  .bottles img{width:100%;aspect-ratio:1;object-fit:contain;background:var(--white);border:1px solid var(--rule);padding:10px}
  .bottles figcaption{font-size:.85rem;margin-top:8px}
  .bottles figcaption small{display:block;color:var(--sepia);font-family:var(--serif-en);letter-spacing:.1em;font-size:.72rem}
  @media (max-width:640px){.bottles{grid-template-columns:repeat(2,1fr)}}
  table{width:100%;border-collapse:collapse;font-size:.93rem}
  th,td{padding:12px 10px;border-bottom:1px solid var(--rule);vertical-align:top;text-align:left}
  thead th{font-weight:500;font-size:.85rem;color:var(--sepia);border-bottom:1px solid var(--ink)}
  th[scope=row]{font-weight:500;white-space:nowrap}
  td.msg{font-family:var(--serif-en);font-size:1rem;white-space:nowrap}
  td.msg span{font-family:var(--serif-jp);font-size:.85rem;color:var(--ink-soft);margin-left:.5em}
  td.n{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
  tr.hi td,tr.hi th{background:var(--paper-deep)}
  caption{caption-side:bottom;text-align:left;font-size:.78rem;color:var(--ink-soft);padding-top:10px}
  blockquote{margin:22px 0;padding-left:18px;border-left:2px solid var(--gold);color:var(--ink-soft);font-size:.98rem}
  .use{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:8px}
  .use article{border-top:2px solid var(--ink);padding-top:16px}
  .use article:last-child{border-top-color:var(--sepia)}
  .use h3{font-size:1.15rem;margin-bottom:8px}
  .use p{color:var(--ink-soft);font-size:.95rem}
  @media (max-width:640px){.use{grid-template-columns:1fr}}
  .cta-band{background:var(--ink);color:var(--paper);padding-block:64px;text-align:center}
  .cta-band .en{color:var(--gold)}
  .cta-band h2{font-size:clamp(20px,2.6vw,28px);margin:10px 0 18px}
  .cta-band p{color:rgba(247,242,231,.8);max-width:34em;margin-inline:auto;font-size:.95rem}
  .cta-band .btn{background:var(--paper);color:var(--ink);border-color:var(--paper);margin-top:26px}
  .cta-band .btn:hover{background:var(--gold);border-color:var(--gold)}
  .sub-hero{padding-block:36px 56px}
  .sub-hero .grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
  .sub-hero h1{font-size:clamp(26px,3.4vw,38px);line-height:1.5;margin-top:14px}
  .sub-hero .lead{margin-top:20px;color:var(--ink-soft);max-width:var(--measure)}
  .sub-hero figure{margin:0}
  .sub-hero figure img{aspect-ratio:16/10;object-fit:cover;width:100%;box-shadow:0 30px 60px -30px rgba(47,42,36,.45)}
  @media (max-width:860px){.sub-hero .grid{grid-template-columns:1fr;gap:32px}.sub-hero figure{order:-1}}
  .sub-hero.plain{padding-block:40px 20px}
  .sub-hero.plain h1{font-size:clamp(26px,3.4vw,36px)}
  main > section.s:first-of-type{border-top:0}
  .pagenav{display:flex;flex-wrap:wrap;gap:12px 26px;font-size:.9rem;padding:14px 0 0;color:var(--ink-soft)}
  .pagenav a{text-decoration:none;border-bottom:1px solid var(--rule)}
  .pagenav a:hover{color:var(--ink);border-color:var(--ink)}
  .top nav a[aria-current=page]{color:var(--ink);border-bottom:1px solid var(--ink)}
  .more{display:inline-block;margin-top:18px;border-bottom:1px solid var(--ink);text-decoration:none;font-size:.93rem}

  /* 縦並びの流れ（セッションのページ） */
  .flow-v{grid-template-columns:1fr;gap:0}
  .flow-v li{display:grid;grid-template-columns:72px 1fr;column-gap:14px;padding:22px 0;border-top:1px solid var(--rule)}
  .flow-v li::before{grid-row:1/3;margin:0}
  .flow-v h3,.flow-v p{grid-column:2}
  .flow-v h3 span{display:block;font-size:.8rem;color:var(--sepia);letter-spacing:.1em;margin-top:2px}
  /* 表のスマホ対応 */
  .tbl-wrap > table{min-width:540px}
  .tbl-wrap > table.kv{min-width:0}
  @media (max-width:640px){
    .tbl-wrap > table.plans{min-width:0}
    .plans thead{display:none}
    .plans tr{display:grid;grid-template-columns:1fr auto;column-gap:14px;padding:14px 0;border-bottom:1px solid var(--rule)}
    .plans td{border:0;padding:2px 0}
    .plans td.d{grid-column:1/-1;font-size:.9rem;padding-top:6px}
    .plans tr.hl td{background:transparent}
    .plans tr.hl{background:var(--paper-deep);padding-inline:10px}
  }