:root{--ink:#1c2733;--navy:#0e1a26;--gold:#b08d57;--paper:#f7f4ee;--card:#fff;--muted:#6b7684}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"Hiragino Mincho ProN","Yu Mincho","Noto Serif JP",serif;background:var(--paper);color:var(--ink);line-height:1.9}
a{color:#7a5f33}
header{background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:14px 32px}
.logo{font-size:14px;letter-spacing:.3em}
.logo a{color:#fff;text-decoration:none}
.logo small{display:block;font-size:9.5px;letter-spacing:.3em;color:#d8c9a8}
nav{display:flex;gap:24px;font-size:13.5px}
nav a{color:#dbe4ec;text-decoration:none}
nav a:hover{color:#e8d9b5}
@media(max-width:820px){nav{display:none}}
main{max-width:960px;margin:0 auto;padding:44px 20px 20px}
.tag{display:inline-block;font-size:11px;letter-spacing:.18em;color:var(--gold);border:1px solid #e5d9c3;background:#faf5ea;padding:2px 10px;border-radius:4px}
h1{font-size:clamp(25px,4.2vw,36px);line-height:1.5;margin:14px 0 10px;font-weight:600}
h2{font-size:21px;margin:32px 0 10px;padding-left:12px;border-left:4px solid var(--gold);font-weight:600}
p{margin:10px 0}
.meta{color:var(--muted);font-size:13px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:22px;margin-top:22px}
.post{background:var(--card);border-radius:10px;box-shadow:0 8px 28px rgba(20,30,40,.08);overflow:hidden}
.post img{width:100%;height:160px;object-fit:cover;display:block;background:#20303e}
.post .body{padding:18px 20px 20px}
.post h3{font-size:17px;line-height:1.55;margin:8px 0 6px;font-weight:600}
.post h3 a{color:var(--ink);text-decoration:none}
.post p{font-size:13.5px;color:#45505c}
form{background:var(--card);border:1px solid #e3dccb;border-radius:10px;padding:24px 26px;margin-top:18px}
label{display:block;font-size:13.5px;margin:14px 0 6px}
input,textarea{width:100%;padding:10px 12px;border:1px solid #cfc7b4;border-radius:6px;font-size:15px;font-family:inherit;background:#fffdf8}
button{margin-top:18px;background:var(--navy);color:#fff;border:none;padding:11px 34px;border-radius:999px;font-size:14.5px;letter-spacing:.12em;cursor:pointer}
button:hover{background:#1d3448}
footer{margin-top:44px;background:var(--navy);color:#c9d4de;text-align:center;padding:28px 16px;font-size:13px}
footer a{color:#c9d4de;margin:0 10px;text-decoration:none}

  .layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:30px;align-items:start}
  @media(max-width:900px){.layout{grid-template-columns:1fr}}
  .sidebar{display:flex;flex-direction:column;gap:20px}
  .side-box{background:var(--card);border:1px solid #e3dccb;border-radius:10px;padding:20px 22px}
  .side-box h4{font-size:15px;letter-spacing:.12em;margin-bottom:10px;color:var(--navy)}
  .side-box ul{list-style:none}
  .side-box li{padding:6px 0;border-top:1px dashed #e7dfcd;font-size:14px}
  .side-box li:first-child{border-top:none}
  .side-box a{text-decoration:none}
  .profile{text-align:center}
  .profile img{width:120px;height:120px;object-fit:cover;border-radius:50%;display:block;margin:4px auto 10px}
  .profile .pname{font-weight:600;letter-spacing:.2em}
  .profile p{font-size:13.5px;text-align:center}
  .profile p.pname{text-align:center}
  .side-tags span{display:inline-block;margin:3px 4px 3px 0;padding:4px 11px;background:#efe9db;border-radius:999px;font-size:12px;color:#5a5344}

  .related{list-style:none;margin:8px 0 0}
  .related li{padding:7px 0;border-top:1px dashed #e7dfcd}
  .related li:first-child{border-top:none}
  .related a{text-decoration:none}
  .related a:hover{color:#1e63b5;text-decoration:underline}
  html{scroll-behavior:smooth}
  a{transition:color .2s}
  .sec-title{font-size:22px;margin:0 0 16px;padding-left:12px;border-left:4px solid var(--gold);font-weight:600;scroll-margin-top:24px}
  .pc-body h2 a:hover,.latest h3 a:hover,.post h3 a:hover,.side-box li a:hover,.post-card .readmore:hover{color:#1e63b5;text-decoration:underline}
  .profile p.ptitle{font-size:15px;font-weight:600;letter-spacing:.3em;color:var(--navy);margin:0 0 12px;text-align:center}
  .profile p.pname{font-size:22px;letter-spacing:.25em;margin:0 0 14px;text-align:center}
  .profile img{margin:4px auto 14px}
  html[lang="en"] body{font-family:Georgia,"Times New Roman",serif}
  .langsw{margin-bottom:8px}
  .langsw a,footer .links a{color:#dbe4ec;text-decoration:none;margin:0 10px}
  footer div a{color:#dbe4ec;text-decoration:none;margin:0 10px}