:root{--ink:#1d2a24;--muted:#5c6b63;--line:#e3e8e4;--bg:#fbfaf7;--card:#fff;--accent:#1f7a4d;--accent-d:#17613c;--soft:#eef6f1;--warn:#fbf4e6;--max:760px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:17px/1.65 Georgia,"Iowan Old Style",serif;color:var(--ink);background:var(--bg)}
a{color:var(--accent-d)}a:hover{color:var(--accent)}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
header.site{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
header.site .wrap{display:flex;align-items:center;gap:24px;height:64px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-family:"Segoe UI",system-ui,sans-serif;font-weight:700;font-size:18px;letter-spacing:-.2px}
.logo svg{display:block}
nav{display:flex;gap:18px;margin-left:auto;font-family:"Segoe UI",system-ui,sans-serif;font-size:15px}
nav a{text-decoration:none;color:var(--ink)}nav a:hover{color:var(--accent)}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-family:"Segoe UI",system-ui,sans-serif;font-size:14px}
.hero{padding:56px 0 24px}.hero h1{font-family:"Segoe UI",system-ui,sans-serif;font-size:40px;line-height:1.15;letter-spacing:-.6px;margin:0 0 12px}
.lede{font-size:19px;color:var(--muted);max-width:640px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin:28px 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px 22px;text-decoration:none;color:var(--ink);display:block}
.card:hover{border-color:var(--accent)}
.card h3{font-family:"Segoe UI",system-ui,sans-serif;margin:6px 0 6px;font-size:18px}
.kicker{font-family:"Segoe UI",system-ui,sans-serif;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);font-weight:700}
.muted{color:var(--muted);font-size:14px}
article.post{max-width:var(--max);margin:0 auto;padding:32px 0 16px}
article.post h1{font-family:"Segoe UI",system-ui,sans-serif;font-size:34px;line-height:1.2;letter-spacing:-.4px;margin:8px 0 8px}
article.post h2{font-family:"Segoe UI",system-ui,sans-serif;font-size:24px;margin:36px 0 8px;letter-spacing:-.2px}
article.post h3{font-family:"Segoe UI",system-ui,sans-serif;font-size:19px;margin:22px 0 4px}
.meta{font-family:"Segoe UI",system-ui,sans-serif;font-size:13px;color:var(--muted)}
.disclosure{background:var(--warn);border:1px solid #efe2c2;border-radius:10px;padding:10px 14px;font-size:14px;margin:16px 0 8px}
.pick{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:12px;padding:16px 18px;margin:16px 0}
.pick h3{margin:2px 0 6px}
.pick-label{font-family:"Segoe UI",system-ui,sans-serif;font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--accent)}
.pick-why{margin:6px 0 10px}
.spec-row{display:flex;flex-wrap:wrap;gap:14px 24px;margin:0 0 12px}
.spec-row div{min-width:120px}.spec-row dt{font-family:"Segoe UI",system-ui,sans-serif;font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}.spec-row dd{margin:0;font-family:"Segoe UI",system-ui,sans-serif;font-size:14px;font-weight:600}
.btn{display:inline-block;background:var(--accent);color:#fff !important;text-decoration:none;font-family:"Segoe UI",system-ui,sans-serif;font-size:14px;font-weight:600;padding:8px 14px;border-radius:8px}
.btn:hover{background:var(--accent-d)}
.src{display:block;margin-top:8px;font-size:12px;color:var(--muted)}
.table-wrap{overflow-x:auto;margin:12px 0 4px;border:1px solid var(--line);border-radius:12px;background:#fff}
table.compare{border-collapse:collapse;width:100%;font-family:"Segoe UI",system-ui,sans-serif;font-size:13.5px;line-height:1.4}
table.compare th,table.compare td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:top}
table.compare th{background:var(--soft);font-size:12px;text-transform:uppercase;letter-spacing:.04em}
table.compare tr:last-child td{border-bottom:0}
.note{background:var(--soft);border-radius:10px;padding:12px 16px;font-size:14.5px}
.faq details{border-bottom:1px solid var(--line);padding:8px 0}
.faq summary{cursor:pointer;font-family:"Segoe UI",system-ui,sans-serif;font-weight:600;font-size:16px}
.faq details div{padding:4px 0 8px}
.method{border-top:1px solid var(--line);margin-top:32px;padding-top:16px;font-size:14.5px;color:var(--muted)}
.more{display:flex;flex-wrap:wrap;gap:10px;margin:8px 0 24px}
.more a{font-family:"Segoe UI",system-ui,sans-serif;font-size:14px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 12px;text-decoration:none}
footer.site{border-top:1px solid var(--line);margin-top:40px;padding:24px 0 40px;font-family:"Segoe UI",system-ui,sans-serif;font-size:13.5px;color:var(--muted)}
footer.site .wrap{display:flex;flex-wrap:wrap;gap:10px 20px}
footer.site a{color:var(--muted)}
@media(max-width:680px){
  .hero h1{font-size:30px}article.post h1{font-size:27px}
  nav{display:none}nav.open{display:flex;flex-direction:column;position:absolute;top:64px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:12px 20px}
  .menu-btn{display:block}
}
article.post>table{display:block;overflow-x:auto;border-collapse:collapse;width:100%;margin:14px 0;font-family:"Segoe UI",system-ui,sans-serif;font-size:14px;line-height:1.45;background:#fff;border:1px solid var(--line);border-radius:12px}
article.post>table th,article.post>table td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--line);vertical-align:top}
article.post>table th{background:var(--soft);font-size:12px;text-transform:uppercase;letter-spacing:.04em}
article.post>table tr:last-child td{border-bottom:0}