:root{--ink:#1d2b2d;--muted:#5c6b6d;--bg:#faf8f4;--card:#ffffff;--accent:#0e7c66;--accent-soft:#e3f0ed;--line:#e8e2d8;}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Georgia,'Source Serif Pro',serif;background:var(--bg);color:var(--ink);line-height:1.7;font-size:18px}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:760px;margin:0 auto;padding:0 22px}
header.site{border-bottom:1px solid var(--line);background:var(--bg);position:sticky;top:0;z-index:10}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;padding-top:16px;padding-bottom:16px}
.logo{font-family:-apple-system,'Segoe UI',Helvetica,Arial,sans-serif;font-weight:700;font-size:20px;color:var(--ink);letter-spacing:-.02em}
.logo span{color:var(--accent)}
nav a{font-family:-apple-system,'Segoe UI',Helvetica,Arial,sans-serif;font-size:15px;color:var(--muted);margin-left:26px}
nav a:hover{color:var(--ink);text-decoration:none}
main{padding:48px 0 72px}
h1{font-family:-apple-system,'Segoe UI',Helvetica,Arial,sans-serif;font-size:clamp(28px,5vw,40px);line-height:1.2;letter-spacing:-.02em;margin-bottom:18px}
h2{font-family:-apple-system,'Segoe UI',Helvetica,Arial,sans-serif;font-size:26px;line-height:1.3;margin:44px 0 14px;letter-spacing:-.01em}
h3{font-family:-apple-system,'Segoe UI',Helvetica,Arial,sans-serif;font-size:20px;margin:32px 0 10px}
p{margin-bottom:20px}
ul,ol{margin:0 0 20px 26px}
li{margin-bottom:8px}
blockquote{border-left:3px solid var(--accent);padding:6px 0 6px 22px;margin:28px 0;font-style:italic;color:#33484b}
img{max-width:100%;height:auto;border-radius:8px}
figure{margin:32px 0}
figcaption{font-size:14px;color:var(--muted);margin-top:10px;text-align:center;font-family:-apple-system,'Segoe UI',Helvetica,Arial,sans-serif}
table{width:100%;border-collapse:collapse;margin:28px 0;font-size:16px}
th,td{border:1px solid var(--line);padding:10px 14px;text-align:left;vertical-align:top}
th{background:var(--accent-soft);font-family:-apple-system,'Segoe UI',Helvetica,Arial,sans-serif;font-size:14px}
.meta{font-family:-apple-system,'Segoe UI',Helvetica,Arial,sans-serif;font-size:14px;color:var(--muted);margin-bottom:32px}
.hero-img{border-radius:12px;margin-bottom:36px}
.post-list{display:grid;gap:22px;margin-top:28px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:26px 28px;transition:box-shadow .2s,transform .2s;display:block}
.card:hover{box-shadow:0 10px 30px rgba(29,43,45,.08);transform:translateY(-2px);text-decoration:none}
.card h2{margin:0 0 8px;font-size:22px;color:var(--ink)}
.card .date{font-family:-apple-system,'Segoe UI',Helvetica,Arial,sans-serif;font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.card p{color:#3c4c4f;margin:10px 0 0;font-size:16px}
.cta-box{background:var(--accent-soft);border:1px solid #cfe4df;border-radius:14px;padding:28px;margin:36px 0;text-align:center}
.cta-box h3{margin-top:0}
.btn{display:inline-block;background:var(--accent);color:#fff;padding:12px 26px;border-radius:8px;font-family:-apple-system,'Segoe UI',Helvetica,Arial,sans-serif;font-size:15px;font-weight:600}
.btn:hover{background:#0a6352;text-decoration:none}
footer.site{border-top:1px solid var(--line);padding:36px 0;font-family:-apple-system,'Segoe UI',Helvetica,Arial,sans-serif;font-size:14px;color:var(--muted);text-align:center}
.back{display:inline-block;margin-bottom:28px;font-family:-apple-system,'Segoe UI',Helvetica,Arial,sans-serif;font-size:14px}
@media(max-width:560px){nav a{margin-left:16px}}