@import url('https://fonts.googleapis.com/css2?family=Shippori+Mincho:wght@600;700;800&family=Zen+Kaku+Gothic+New:wght@400;500;700&display=swap');

/* ============ tokens (handbook / greige · pine · seal-red) ============ */
:root{
  --paper:#eeece1;
  --paper-2:#e6e3d4;
  --card:#f7f6ef;
  --ink:#1e2a20;
  --muted:#59604f;
  --muted-2:#8a8f7c;
  --green:#2f5d33;
  --green-2:#213f22;
  --green-soft:#dbe3cf;
  --seal:#b23a24;
  --line:#d7d2c1;
  --line-strong:#c2bda6;
  --head:"Shippori Mincho",serif;
  --body:"Zen Kaku Gothic New",system-ui,sans-serif;
  --maxw:1080px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);font-weight:400;
  line-height:1.95;letter-spacing:.02em;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
h1,h2,h3,h4{margin:0;font-family:var(--head);font-weight:800;line-height:1.58;color:var(--ink);letter-spacing:.04em;
  text-wrap:balance;word-break:normal;line-break:strict}

/* ============ utility ============ */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.mono{font-variant-numeric:tabular-nums}
.kick{font-family:var(--body);font-weight:700;font-size:.74rem;letter-spacing:.26em;color:var(--muted)}
.jp-sub{color:var(--muted);font-size:.96rem;margin:6px 0 0}
.nb{white-space:nowrap}
.seal{color:var(--seal)}

/* ============ top utility bar ============ */
.topbar{background:var(--green-2);color:#cdd6c2;font-size:.75rem;letter-spacing:.06em}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:36px;max-width:1220px}
.topbar a{color:#e7ecdf}
.topbar .tel{font-weight:700}

/* ============ header ============ */
.site-header{position:sticky;top:0;z-index:50;background:rgba(238,236,225,.92);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line-strong)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px;max-width:1220px;margin:0 auto;padding:0 28px}
.brand{display:flex;align-items:center;gap:12px}
.brand .mark{width:38px;height:38px;background:var(--green);flex:none;display:grid;place-items:center;position:relative}
.brand .mark::after{content:"";position:absolute;right:-4px;bottom:-4px;width:9px;height:9px;background:var(--seal)}
.brand .mark svg{width:22px;height:22px;fill:#e7ecdf}
.brand .txt{line-height:1.15}
.brand .en{font-family:var(--head);font-weight:900;font-size:1.02rem;color:var(--ink);letter-spacing:.08em;display:block}
.brand .ja{font-size:.64rem;color:var(--muted);letter-spacing:.14em}
.nav-links{display:flex;align-items:center;gap:28px;font-size:.88rem;font-weight:500}
.nav-links a{color:var(--ink);transition:color .2s}
.nav-links a:not(.btn):hover{color:var(--seal)}
.btn{font-family:var(--body);font-weight:700;font-size:.85rem;display:inline-flex;align-items:center;gap:.6em;
  padding:12px 24px;background:var(--green);color:#fff;border-radius:3px;transition:background .2s,transform .15s var(--ease)}
.btn:hover{background:var(--green-2);transform:translateY(-1px)}
.btn.outline{background:transparent;color:var(--green-2);border:1.5px solid var(--green-2);padding:10.5px 22px}
.btn.outline:hover{background:var(--green-2);color:#fff}
.nav-toggle{display:none;background:none;border:0;color:var(--green-2);font-size:1.5rem;cursor:pointer;padding:6px}

/* ============ hero ============ */
.hero{padding:70px 0 76px;border-bottom:1px solid var(--line-strong)}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.hero-kick{font-family:var(--body);font-weight:700;font-size:.8rem;letter-spacing:.22em;color:var(--seal);margin:0 0 20px}
.hero-kick::before{content:"";display:inline-block;width:26px;height:1.5px;background:var(--seal);vertical-align:middle;margin-right:12px}
.hero h1{font-size:clamp(2.05rem,4.4vw,3.05rem);line-height:1.58;letter-spacing:.05em}
.hero-lead{color:var(--muted);font-size:1.02rem;line-height:2.1;margin:26px 0 32px;max-width:460px}
.hero-meta{display:flex;flex-wrap:wrap;gap:8px 26px;margin-bottom:34px;font-size:.82rem;color:var(--muted);
  padding-top:20px;border-top:1px solid var(--line)}
.hero-meta b{color:var(--ink);font-weight:700;margin-right:6px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}

/* newsletter "issue" card */
.issue{background:var(--card);border:1px solid var(--line-strong);border-radius:5px;overflow:hidden;
  box-shadow:0 24px 50px rgba(40,50,30,.12);max-width:420px;margin:0 0 0 auto}
.issue-top{background:var(--green);color:#fff;padding:15px 22px;display:flex;justify-content:space-between;align-items:baseline}
.issue-top .name{font-family:var(--head);font-weight:900;letter-spacing:.1em;font-size:1.02rem}
.issue-top .no{font-size:.68rem;letter-spacing:.14em;opacity:.82}
.issue-b{padding:26px 24px 28px}
.issue-b .k{font-size:.68rem;letter-spacing:.22em;color:var(--seal);font-weight:700;margin-bottom:12px}
.issue-b .t{font-family:var(--head);font-weight:900;font-size:1.42rem;color:var(--ink);line-height:1.6;margin-bottom:22px;letter-spacing:.03em}
.issue-toc{list-style:none;margin:0 0 22px;padding:16px 0 4px;border-top:1px dashed var(--line-strong);display:grid;gap:13px}
.issue-toc li{display:flex;gap:12px;align-items:baseline;font-size:.9rem;color:var(--ink);letter-spacing:.02em}
.issue-toc li .n{font-family:var(--head);font-weight:900;color:var(--seal);font-size:.72rem;flex:none;font-variant-numeric:tabular-nums}
.issue-foot{display:flex;justify-content:space-between;align-items:center;border-top:1px dashed var(--line-strong);padding-top:16px}
.issue-tag{font-size:.72rem;color:var(--muted);letter-spacing:.08em}
.issue-seal{width:38px;height:38px;border:1.5px solid var(--seal);color:var(--seal);border-radius:50%;
  display:grid;place-items:center;font-family:var(--head);font-weight:900;font-size:.82rem;letter-spacing:.06em;transform:rotate(-8deg)}

/* ============ section scaffolding (numbered handbook) ============ */
section{padding:76px 0;position:relative}
.band{background:var(--paper-2)}
.sec-h{display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:start;margin-bottom:46px}
.sec-no{font-family:var(--head);font-weight:900;font-size:1.5rem;color:var(--seal);letter-spacing:.04em;line-height:1;
  padding-top:6px;font-variant-numeric:tabular-nums}
.sec-t .kick{display:block;margin-bottom:10px}
.sec-t h2{font-size:clamp(1.55rem,3.2vw,2.2rem);letter-spacing:.03em}
.sec-t .lead{color:var(--muted);margin:14px 0 0;font-size:.98rem;max-width:640px}

/* ============ readers (editorial list) ============ */
.rlist{border-top:1px solid var(--line-strong)}
.ritem{display:grid;grid-template-columns:auto 200px 1fr;gap:28px;align-items:baseline;
  padding:26px 4px;border-bottom:1px solid var(--line)}
.ritem .rn{font-family:var(--head);font-weight:900;color:var(--line-strong);font-size:1.1rem;font-variant-numeric:tabular-nums}
.ritem h3{font-size:1.18rem;letter-spacing:.03em}
.ritem p{margin:0;color:var(--muted);font-size:.95rem}
@media(max-width:760px){.ritem{grid-template-columns:auto 1fr;gap:8px 18px}.ritem p{grid-column:2}}

/* ============ manifesto ============ */
.stmt{max-width:840px}
.stmt .bar{width:40px;height:3px;background:var(--seal);margin-bottom:26px}
.stmt p{font-family:var(--head);font-weight:700;font-size:clamp(1.24rem,2.4vw,1.66rem);line-height:2.05;
  color:var(--ink);letter-spacing:.04em;margin:0 0 20px;line-break:strict;word-break:auto-phrase;overflow-wrap:normal}
.stmt p:last-of-type{margin-bottom:0}
.stmt p em{font-style:normal;color:var(--green);border-bottom:2px solid var(--green-soft)}
.stmt .by{margin-top:26px;color:var(--muted);font-size:.86rem;letter-spacing:.08em}

/* ============ flow (timeline) ============ */
.flow{border-top:1px solid var(--line-strong)}
.fstep{display:grid;grid-template-columns:auto 1fr;gap:26px;align-items:baseline;padding:24px 4px;border-bottom:1px solid var(--line)}
.fstep .fn{width:40px;height:40px;background:var(--green);color:#fff;font-family:var(--head);font-weight:900;
  display:grid;place-items:center;font-size:1rem;border-radius:3px;font-variant-numeric:tabular-nums}
.fstep:nth-child(even) .fn{background:var(--green-2)}
.fstep h3{font-size:1.12rem;margin-bottom:3px;letter-spacing:.03em}
.fstep p{margin:0;color:var(--muted);font-size:.93rem}

/* ============ FAQ ============ */
.faq{border-top:1px solid var(--line-strong)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:22px 4px;display:flex;align-items:baseline;gap:16px;
  font-family:var(--head);font-weight:700;color:var(--ink);font-size:1rem;letter-spacing:.02em}
.faq summary::-webkit-details-marker{display:none}
.faq summary .q{color:var(--seal);font-weight:900;flex:none}
.faq summary .plus{margin-left:auto;flex:none;width:16px;height:16px;position:relative;top:6px;transition:transform .25s var(--ease)}
.faq summary .plus::before,.faq summary .plus::after{content:"";position:absolute;background:var(--green-2)}
.faq summary .plus::before{top:7px;left:0;right:0;height:2px}
.faq summary .plus::after{left:7px;top:0;bottom:0;width:2px;transition:opacity .25s}
.faq details[open] summary .plus{transform:rotate(90deg)}
.faq details[open] summary .plus::after{opacity:0}
.faq .a{padding:0 4px 24px 34px;color:var(--muted);font-size:.94rem;max-width:720px}

/* ============ CTA (flat green) ============ */
.cta{background:var(--green-2);color:#eef2e6;padding:60px 52px;position:relative;border-radius:5px}
.cta .bar{width:40px;height:3px;background:var(--seal);margin-bottom:24px}
.cta h2{color:#fff;font-size:clamp(1.6rem,3.4vw,2.35rem);letter-spacing:.04em;line-height:1.6}
.cta p{color:#cfd8c6;max-width:560px;margin:18px 0 32px}
.cta .btn{background:#fff;color:var(--green-2)}.cta .btn:hover{background:var(--paper)}
.cta .btn.outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.cta .btn.outline:hover{background:#fff;color:var(--green-2)}
.cta .tel{margin-top:24px;color:#aebfa2;font-size:.88rem;letter-spacing:.04em}
.cta .tel b{color:#fff}

/* ============ footer ============ */
.site-footer{background:var(--paper-2);border-top:1px solid var(--line-strong);padding:56px 0 28px}
.foot-top{display:flex;justify-content:space-between;align-items:flex-start;gap:40px;flex-wrap:wrap;padding-bottom:32px;border-bottom:1px solid var(--line)}
.foot-lead{font-family:var(--head);font-weight:700;color:var(--ink);font-size:1.05rem;max-width:360px;line-height:1.95;letter-spacing:.03em}
.foot-nav{display:flex;flex-wrap:wrap;gap:10px 28px;padding:24px 0 20px;font-size:.88rem}
.foot-nav a{color:var(--muted)}.foot-nav a:hover{color:var(--seal)}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;color:var(--muted-2);font-size:.77rem;letter-spacing:.04em}

/* ============ interior / legal ============ */
.page-hero{background:var(--paper-2);border-bottom:1px solid var(--line-strong);padding:56px 0 40px}
.page-hero h1{font-size:clamp(1.8rem,4vw,2.6rem);letter-spacing:.04em}
.page-hero .kick{display:block;margin-bottom:14px;color:var(--seal)}
.doc{padding:56px 0 84px}
.doc .wrap{max-width:800px}
.doc h2{font-family:var(--head);font-size:1.28rem;margin:44px 0 14px;padding-bottom:12px;border-bottom:2px solid var(--line-strong);color:var(--ink);letter-spacing:.03em}
.doc h2:first-child{margin-top:0}
.doc h3{font-size:1.02rem;margin:24px 0 10px;color:var(--green-2)}
.doc p,.doc li{color:#3f473a;font-size:.98rem}
.doc ul,.doc ol{padding-left:1.3em;margin:12px 0}
.doc li{margin-bottom:8px}
.doc .updated{color:var(--muted);font-size:.86rem;margin-bottom:8px}
.info-table{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line-strong)}
.info-table th,.info-table td{padding:18px 22px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top;font-size:.95rem}
.info-table th{width:32%;background:var(--paper-2);color:var(--ink);font-weight:700;font-family:var(--head);letter-spacing:.04em}
.info-table td{color:var(--ink)}
.info-table tr:last-child th,.info-table tr:last-child td{border-bottom:0}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:52px;align-items:start}
.contact-aside .lead{font-size:1.02rem;color:#3f473a}
.chan{margin-top:28px;border-top:1px solid var(--line-strong)}
.chan div{padding:16px 2px;border-bottom:1px solid var(--line)}
.chan .k{font-family:var(--body);font-weight:700;font-size:.72rem;letter-spacing:.2em;color:var(--seal)}
.chan .val{font-size:1.05rem;margin-top:3px;color:var(--ink)}
.form{background:var(--card);border:1px solid var(--line-strong);border-radius:5px;padding:34px}
.field{margin-bottom:20px}
.field label{display:block;font-size:.86rem;color:#3f473a;margin-bottom:8px;font-weight:500}
.field label .req{color:var(--seal);font-size:.72rem;margin-left:6px}
.field input,.field textarea,.field select{width:100%;background:var(--paper);border:1.5px solid var(--line-strong);border-radius:4px;
  color:var(--ink);padding:13px 15px;font-family:inherit;font-size:.95rem;transition:border-color .2s,box-shadow .2s}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 3px rgba(47,93,51,.14);background:#fff}
.field textarea{min-height:130px;resize:vertical}
.form .btn{width:100%;justify-content:center;font-size:1rem;padding:15px;margin-top:6px}
.form .note{color:var(--muted);font-size:.8rem;margin-top:14px;text-align:center}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* responsive */
@media(max-width:900px){
  .topbar{display:none}
  .nav-links{position:fixed;inset:74px 0 auto 0;flex-direction:column;gap:0;background:var(--paper);
    border-bottom:1px solid var(--line-strong);padding:8px 28px 22px;transform:translateY(-140%);transition:transform .3s var(--ease);
    align-items:stretch;box-shadow:0 20px 40px rgba(40,50,30,.14)}
  .nav-links.open{transform:none}
  .nav-links a{padding:14px 0;border-bottom:1px solid var(--line)}
  .nav-links .btn{margin-top:14px;justify-content:center}
  .nav-toggle{display:block}
  .hero .wrap{grid-template-columns:1fr;gap:40px}
  .issue{margin:0;max-width:460px}
  .sec-h{grid-template-columns:1fr;gap:6px}
  .sec-no{padding-top:0}
  .contact-grid{grid-template-columns:1fr;gap:34px}
  .info-table th{width:40%}
  .foot-top{flex-direction:column}
}
@media(max-width:520px){.cta{padding:40px 26px}}
@media(prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none;transition:none}
  .btn:hover{transform:none}
}