:root{--brand:#0f6e56;--brand-dark:#0a4b3b;--ink:#1a1a1a;--muted:#5f6b6a;--bg:#fafaf8;--card:#fff;--line:#e6e6e1;--max:1120px}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:17px}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;flex-wrap:wrap}
.logo{font-weight:800;font-size:1.25rem;color:var(--ink);display:flex;align-items:center;gap:10px}
.logo-mark{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:9px;background:var(--brand);color:#fff;font-size:1.1rem}
.nav{display:flex;gap:6px 18px;flex-wrap:wrap;font-size:.95rem}
.nav a{color:var(--ink)}.nav-cta{background:var(--brand);color:#fff!important;padding:6px 12px;border-radius:8px}
.hero{padding:44px 0 20px}.hero h1{font-size:clamp(1.8rem,4vw,2.6rem);line-height:1.15;margin:0 0 12px;letter-spacing:-.02em}
.lead{font-size:1.15rem;color:var(--muted);max-width:760px}
.tool-strip{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.tool-chip{background:#fff;border:1px solid var(--line);padding:10px 14px;border-radius:999px;font-weight:600;color:var(--ink)}
.tool-chip:hover{border-color:var(--brand);text-decoration:none}
.section-title{margin:40px 0 16px;font-size:1.4rem}.section-title a{color:var(--ink)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;display:flex;flex-direction:column;gap:8px}
.card h3{margin:0;font-size:1.12rem;line-height:1.35}.card h3 a{color:var(--ink)}.card p{margin:0;color:var(--muted);font-size:.95rem}
.card-cat{font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;font-weight:700}
.meta{font-size:.82rem;color:var(--muted);margin-top:auto}
.list{columns:2;gap:32px;padding-left:20px}.list li{break-inside:avoid;margin-bottom:6px}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:40px;padding:30px 0}
.post h1{font-size:clamp(1.7rem,3.5vw,2.4rem);line-height:1.2;letter-spacing:-.02em;margin:8px 0 10px}
.crumbs{font-size:.85rem;color:var(--muted)}
.post-meta{color:var(--muted);font-size:.9rem}
.post-body h2{margin-top:2.2em;font-size:1.5rem;letter-spacing:-.01em}.post-body h3{margin-top:1.6em;font-size:1.2rem}
.post-body img{max-width:100%;height:auto;border-radius:10px}
.post-body table,.tool-body table{width:100%;border-collapse:collapse;margin:1.2em 0;font-size:.95rem;display:block;overflow-x:auto}
.post-body th,.post-body td,.tool-body th,.tool-body td{border:1px solid var(--line);padding:9px 12px;text-align:left;vertical-align:top}
.post-body th,.tool-body th{background:#f1f3f0}
.post-body blockquote{border-left:4px solid var(--brand);margin:1.2em 0;padding:8px 18px;background:#fff;border-radius:0 10px 10px 0;color:#333}
.post-body code{background:#eef0ec;padding:2px 6px;border-radius:5px;font-size:.9em}
.post-body pre{background:#1f2a28;color:#e8efe9;padding:16px;border-radius:10px;overflow-x:auto}
.post-body pre code{background:none;color:inherit}
.faq{margin-top:40px}.faq details{border:1px solid var(--line);background:#fff;border-radius:10px;padding:12px 16px;margin-bottom:10px}
.faq summary{font-weight:600;cursor:pointer}
.disclaimer{font-size:.85rem;color:var(--muted);border-top:1px solid var(--line);padding-top:14px;margin-top:30px}
.sidebar .box{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;margin-bottom:18px;position:sticky}
.sidebar h3{margin:0 0 10px;font-size:1rem}.sidebar ul{padding-left:18px;margin:0;font-size:.93rem}.sidebar li{margin-bottom:8px}
.ad-slot{margin:22px 0;min-height:90px}
.tool-body{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;margin:14px 0 24px}
.tool-body label{display:block;font-weight:600;margin:14px 0 6px;font-size:.95rem}
.tool-body input,.tool-body select{width:100%;padding:11px 12px;border:1px solid #cfd4cf;border-radius:9px;font-size:1rem;background:#fff}
.tool-body .row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.tool-body button,.btn{background:var(--brand);color:#fff;border:0;padding:12px 20px;border-radius:9px;font-size:1rem;font-weight:700;cursor:pointer;margin-top:16px}
.tool-body button:hover{background:var(--brand-dark)}
.result{margin-top:22px;padding:18px;border-radius:12px;background:#f1f7f4;border:1px solid #cfe5db}
.result .big{font-size:2rem;font-weight:800;color:var(--brand-dark);margin:4px 0}
.result.warn{background:#fff6ec;border-color:#f3d4a8}.result.bad{background:#fdecec;border-color:#f2b7b7}.result.bad .big{color:#a12727}
.help{font-size:.85rem;color:var(--muted)}
.site-footer{border-top:1px solid var(--line);background:#fff;margin-top:60px;padding:36px 0 20px;font-size:.92rem}
.foot-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:28px}
.site-footer ul{list-style:none;padding:0;margin:8px 0 0}.site-footer li{margin-bottom:6px}
.site-footer .muted,.muted{color:var(--muted);font-size:.85rem}.copy{margin-top:28px;color:var(--muted);font-size:.82rem}
#cookie-bar{position:fixed;bottom:0;left:0;right:0;background:#1f2a28;color:#fff;padding:14px 20px;display:flex;gap:12px;align-items:center;flex-wrap:wrap;z-index:50;font-size:.9rem}
#cookie-bar p{margin:0;flex:1;min-width:240px}#cookie-bar a{color:#9fe0c7}
#cookie-bar button{background:var(--brand);color:#fff;border:0;padding:9px 16px;border-radius:8px;font-weight:600;cursor:pointer}
#cookie-bar button.ghost{background:transparent;border:1px solid #6b7c78}
@media (max-width:900px){.layout{grid-template-columns:1fr}.list{columns:1}.sidebar .box{position:static}}