:root{
  --ink:#1b160f;
  --paper:#e9dfc4;
  --paper-2:#ded1ab;
  --hanko:#b32b2b;
  --hanko-dark:#8f1f1f;
  --gold:#a67c1e;
  --indigo:#232f4a;
  --line: rgba(27,22,15,0.25);
  --radius: 2px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Noto Serif JP', serif;
  line-height:1.9;
  overflow-x:hidden;
}

/* paper grain texture */
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:1;
  opacity:0.5;
  mix-blend-mode:multiply;
  background-image:
    repeating-linear-gradient(0deg, rgba(0,0,0,0.02) 0px, rgba(0,0,0,0.02) 1px, transparent 1px, transparent 3px),
    radial-gradient(rgba(0,0,0,0.06) 1px, transparent 1px);
  background-size: auto, 3px 3px;
}

a{color:inherit;}
.stamp-font{font-family:'Shippori Mincho B1', serif;}
.display{font-family:'Noto Sans JP', sans-serif;}
.mono{font-family:'JetBrains Mono', monospace;}

::selection{background:var(--hanko); color:var(--paper);}

:focus-visible{
  outline:3px solid var(--indigo);
  outline-offset:3px;
}

.wrap{
  max-width:1040px;
  margin:0 auto;
  padding:0 28px;
  position:relative;
  z-index:2;
}

/* ---------- HEADER ---------- */
header{
  position:sticky; top:0; z-index:50;
  background:rgba(233,223,196,0.92);
  backdrop-filter: blur(4px);
  border-bottom:1px solid var(--line);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 28px;
  max-width:1040px; margin:0 auto;
}
.brand{
  display:flex; align-items:baseline; gap:10px;
  font-family:'Shippori Mincho B1', serif;
  font-weight:800;
  font-size:1.25rem;
  letter-spacing:0.04em;
  text-decoration:none;
}
.brand small{
  font-family:'JetBrains Mono', monospace;
  font-size:0.6rem;
  color:var(--hanko-dark);
  letter-spacing:0.1em;
  border:1px solid var(--hanko-dark);
  padding:2px 5px;
  transform:translateY(-2px);
  display:inline-block;
}
nav.links{display:flex; gap:26px; font-size:0.85rem;}
nav.links a{
  text-decoration:none;
  font-family:'Noto Sans JP', sans-serif;
  font-weight:700;
  padding-bottom:3px;
  border-bottom:2px solid transparent;
  transition:border-color .2s;
}
nav.links a:hover, nav.links a.active{border-color:var(--hanko);}
@media (max-width:640px){
  nav.links{display:none;}
}

/* ---------- HERO ---------- */
.hero{
  position:relative;
  padding:96px 0 70px;
  overflow:hidden;
}
.hero.small{padding:64px 0 48px;}
.hero .eyebrow{
  font-family:'JetBrains Mono', monospace;
  font-size:0.78rem;
  letter-spacing:0.18em;
  color:var(--hanko-dark);
  margin-bottom:22px;
  display:flex; align-items:center; gap:10px;
}
.eyebrow::before{
  content:"";
  width:26px; height:1px; background:var(--hanko-dark);
  display:inline-block;
}
.hero h1{
  font-family:'Shippori Mincho B1', serif;
  font-weight:800;
  font-size:clamp(2.6rem, 8vw, 5.2rem);
  line-height:1.15;
  margin:0 0 28px;
  letter-spacing:0.02em;
}
.hero.small h1{font-size:clamp(2rem, 6vw, 3.4rem); margin-bottom:16px;}
.hero h1 .tate{
  display:block;
}
.hero .lead{
  max-width:560px;
  font-size:1.02rem;
  color:#3a3226;
  margin-bottom:44px;
}

/* ticker / ledger tag */
.ledger-row{
  display:flex; flex-wrap:wrap; gap:16px; align-items:center;
  margin-bottom:52px;
}
.ledger-tag{
  position:relative;
  background:#f4eed9;
  border:1px dashed var(--line);
  padding:10px 18px;
  font-family:'JetBrains Mono', monospace;
  font-weight:700;
  font-size:0.95rem;
  box-shadow:2px 2px 0 rgba(27,22,15,0.06);
}
.ledger-tag::before, .ledger-tag::after{
  content:"";
  position:absolute; top:50%; width:10px; height:10px;
  background:var(--paper);
  border-radius:50%;
  transform:translateY(-50%);
}
.ledger-tag::before{left:-5px;}
.ledger-tag::after{right:-5px;}
.ledger-tag .val{color:var(--hanko-dark);}
.ledger-arrow{font-family:'JetBrains Mono', monospace; font-weight:700; color:var(--ink); opacity:.6;}

/* small pill tag used for blog tags */
.pill{
  display:inline-block;
  font-family:'JetBrains Mono', monospace;
  font-size:0.72rem;
  padding:3px 10px;
  border:1px solid var(--line);
  background:#f4eed9;
  color:var(--hanko-dark);
  margin:0 6px 6px 0;
}

/* stamp */
.stamp{
  position:absolute;
  top:64px; right:18px;
  width:168px; height:168px;
  border:5px solid var(--hanko);
  border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  transform:rotate(-16deg);
  color:var(--hanko);
  font-family:'Shippori Mincho B1', serif;
  font-weight:800;
  text-align:center;
  animation: stampfall 900ms cubic-bezier(.2,1.4,.5,1) 200ms both;
  mix-blend-mode:multiply;
}
.stamp::before{
  content:"";
  position:absolute; inset:8px;
  border:1.5px solid var(--hanko);
  border-radius:50%;
}
.stamp span{font-size:1.55rem; line-height:1.3;}
.stamp small{
  display:block; font-family:'JetBrains Mono', monospace;
  font-size:0.55rem; font-weight:700; letter-spacing:.05em; margin-top:4px;
}
.stamp.mini{ width:104px; height:104px; border-width:4px; top:28px; right:8px;}
.stamp.mini span{font-size:0.95rem;}
@keyframes stampfall{
  0%{ transform:translateY(-140px) rotate(-16deg) scale(1.3); opacity:0; }
  70%{ opacity:1; }
  100%{ transform:translateY(0) rotate(-16deg) scale(1); opacity:1; }
}
@media (max-width:640px){
  .stamp{ position:static; margin:0 0 32px; transform:rotate(-10deg); width:132px; height:132px;}
  .stamp span{font-size:1.2rem;}
}
@media (prefers-reduced-motion: reduce){
  .stamp{animation:none;}
}

/* ---------- SECTION GENERIC ---------- */
section{padding:70px 0; position:relative;}
.section-head{margin-bottom:40px;}
.section-head .num{
  font-family:'JetBrains Mono', monospace;
  color:var(--hanko-dark);
  font-size:0.8rem;
  letter-spacing:.1em;
}
.section-head h2{
  font-family:'Shippori Mincho B1', serif;
  font-size:clamp(1.6rem, 4vw, 2.3rem);
  margin:6px 0 0;
  font-weight:800;
}
hr.rule{
  border:none; border-top:1px solid var(--line);
  margin:0;
}

/* manifesto */
.manifesto{
  background:var(--indigo);
  color:var(--paper);
}
.manifesto .section-head h2{color:var(--paper);}
.manifesto .section-head .num{color:#d7c98a;}
.manifesto p{
  max-width:640px;
  color:#d9d3c1;
  font-size:0.98rem;
}
.manifesto p + p{margin-top:1.4em;}
.manifesto strong{color:var(--paper); font-family:'Noto Sans JP', sans-serif;}

/* values grid */
.values{
  display:grid;
  grid-template-columns:repeat(2, 1fr);
  gap:2px;
  background:var(--line);
  border:1px solid var(--line);
}
@media (max-width:640px){ .values{grid-template-columns:1fr;} }
.value-cell{
  background:var(--paper);
  padding:30px 28px;
}
.value-cell .vnum{
  font-family:'JetBrains Mono', monospace;
  font-size:0.75rem;
  color:var(--hanko-dark);
  display:block;
  margin-bottom:10px;
}
.value-cell h3{
  font-family:'Noto Sans JP', sans-serif;
  font-size:1.08rem;
  margin:0 0 10px;
}
.value-cell p{margin:0; font-size:0.92rem; color:#3a3226;}

/* the 280 equation - signature ledger slip */
.equation-wrap{
  display:flex; justify-content:center;
  margin:56px 0 8px;
}
.equation{
  background:#f4eed9;
  border:1px solid var(--line);
  padding:26px 34px;
  position:relative;
  box-shadow:4px 4px 0 rgba(27,22,15,0.08);
  font-family:'JetBrains Mono', monospace;
}
.equation::before{
  content:"妄創造 帳簿";
  position:absolute; top:-11px; left:18px;
  background:var(--hanko);
  color:var(--paper);
  font-family:'Noto Sans JP', sans-serif;
  font-size:0.65rem;
  padding:2px 8px;
  letter-spacing:.05em;
}
.equation .row{
  display:flex; justify-content:space-between; gap:32px;
  font-size:0.95rem;
  padding:5px 0;
}
.equation .row.total{
  border-top:1px dashed var(--line);
  margin-top:8px; padding-top:12px;
  font-weight:700; font-size:1.15rem; color:var(--hanko-dark);
}
.equation .row span:last-child{font-weight:700;}

/* projects / cards */
.projects{
  display:grid;
  grid-template-columns:repeat(2, 1fr);
  gap:22px;
}
@media (max-width:720px){ .projects{grid-template-columns:1fr;} }
.card{
  background:#f4eed9;
  border:1px solid var(--line);
  padding:30px;
  position:relative;
  display:flex; flex-direction:column; gap:14px;
}
.card .tag{
  font-family:'JetBrains Mono', monospace;
  font-size:0.7rem;
  color:var(--hanko-dark);
  letter-spacing:.08em;
}
.card h3{
  font-family:'Noto Sans JP', sans-serif;
  font-size:1.2rem;
  margin:0;
}
.card p{margin:0; font-size:0.92rem; color:#3a3226; flex-grow:1;}
.card .cta{
  display:inline-flex; align-items:center; gap:8px;
  align-self:flex-start;
  font-family:'Noto Sans JP', sans-serif;
  font-weight:700;
  font-size:0.85rem;
  text-decoration:none;
  padding:9px 16px;
  background:var(--ink);
  color:var(--paper) !important;
  transition:background .2s;
}
.card .cta:hover{background:var(--hanko-dark);}
.cta-row{display:flex; flex-wrap:wrap; gap:10px;}
.card .cta.secondary{
  background:transparent;
  color:var(--ink) !important;
  border:1px solid var(--ink);
}
.card .cta.secondary:hover{background:var(--ink); color:var(--paper) !important;}
.card.pending{
  border-style:dashed;
  opacity:0.75;
}
.card.pending .tag{color:#6b6350;}

/* ---------- BLOG ---------- */
.post-list{
  display:flex; flex-direction:column;
  border-top:1px solid var(--line);
}
.post-entry{
  border-bottom:1px solid var(--line);
  padding:30px 0;
}
.post-entry .post-meta{
  display:flex; flex-wrap:wrap; align-items:center; gap:12px;
  margin-bottom:10px;
}
.post-entry .post-date{
  font-family:'JetBrains Mono', monospace;
  font-size:0.8rem;
  color:var(--hanko-dark);
  background:#f4eed9;
  border:1px dashed var(--line);
  padding:4px 10px;
}
.post-entry h3{
  font-family:'Shippori Mincho B1', serif;
  font-size:1.4rem;
  margin:0 0 12px;
}
.post-entry h3 a{text-decoration:none;}
.post-entry h3 a:hover{color:var(--hanko-dark);}
.post-excerpt{font-size:0.95rem; color:#3a3226; margin:0 0 10px;}
.post-body{font-size:0.96rem; color:#2a241a;}
.post-body p{margin:0 0 1.1em;}
.post-toggle{
  font-family:'JetBrains Mono', monospace;
  font-size:0.8rem;
  background:none; border:none;
  color:var(--hanko-dark);
  cursor:pointer;
  padding:0;
  text-decoration:underline;
}
.empty-note{
  font-size:0.92rem; color:#6b6350;
  border:1px dashed var(--line);
  padding:22px; text-align:center;
}

/* teaser block on homepage */
.teaser{
  border:1px solid var(--line);
  background:#f4eed9;
  padding:24px 28px;
  display:flex; justify-content:space-between; align-items:center; gap:20px;
  flex-wrap:wrap;
}
.teaser .t-label{
  font-family:'JetBrains Mono', monospace;
  font-size:0.72rem; color:var(--hanko-dark); letter-spacing:.08em;
  display:block; margin-bottom:6px;
}
.teaser h3{font-family:'Shippori Mincho B1', serif; margin:0; font-size:1.1rem;}

/* ---------- FOOTER ---------- */
footer{
  background:var(--ink);
  color:#cbbf9e;
  padding:50px 0 34px;
}
footer .brand{color:var(--paper); font-size:1.1rem;}
footer .brand small{border-color:var(--paper); color:var(--paper);}
footer p{font-size:0.82rem; margin:14px 0 0; color:#9c9276;}
footer .foot-links{
  display:flex; gap:20px; margin-top:22px; flex-wrap:wrap;
  font-family:'JetBrains Mono', monospace; font-size:0.78rem;
}
footer .foot-links a{text-decoration:none; color:#cbbf9e; border-bottom:1px solid rgba(203,191,158,0.3);}
footer .foot-links a:hover{color:var(--paper);}