@import url('https://fonts.googleapis.com/css2?family=Source+Serif+4:opsz,wght@8..60,400;8..60,600;8..60,700&family=DM+Sans:wght@400;500;600;700&display=swap');
:root{--ink:#1C2127;--muted:#6E7681;--line:#E5E1DA;--brand:#1B4B43;--brand-light:#2D6B60;--brand-soft:#E8F0EF;--accent:#C2742C;--surface:#F7F5F0;--white:#fff}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'DM Sans',system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.75;color:var(--ink);background:var(--surface);overflow-x:hidden}
a{color:var(--brand);text-underline-offset:3px}a:hover{color:var(--accent)}
img{max-width:100%;height:auto}
.font-serif,.article-title,.hero h1,.section-title{font-family:'Source Serif 4',Georgia,serif}
.site-head,.site-foot{padding:16px max(20px,calc((100% - 1100px)/2));display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap}
.site-head{background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.brand{font-family:'Source Serif 4',Georgia,serif;font-weight:700;color:var(--ink);font-size:1.35rem;text-decoration:none;letter-spacing:-.02em}
.navlinks{display:flex;gap:20px;flex-wrap:wrap}.navlinks a{font-size:.92rem;font-weight:600;text-decoration:none;color:var(--muted)}.navlinks a:hover{color:var(--brand)}
.wrap{width:min(100% - 28px,1280px);margin:0 auto}
.hero{background:var(--brand);color:#fff;position:relative;overflow:hidden;padding:64px 0 54px}
.hero:after{content:"";position:absolute;width:360px;height:360px;border-radius:50%;right:-100px;top:-160px;background:var(--accent);opacity:.14;filter:blur(3px);pointer-events:none}
.hero .wrap{position:relative;z-index:1}.eyebrow{font-size:.78rem;text-transform:uppercase;letter-spacing:.12em;font-weight:700;color:#D9E7E4}.hero h1{font-size:clamp(2.3rem,5vw,3.6rem);line-height:1.12;letter-spacing:-.035em;margin:.5rem 0 1rem;color:#fff}.intro{font-size:1.1rem;color:#E8F0EF;max-width:760px;margin:0 0 1.5rem}
.topic-pills{display:flex;flex-wrap:wrap;gap:9px}.topic-pills a{padding:7px 14px;border-radius:999px;background:rgba(255,255,255,.12);color:white;text-decoration:none;font-size:.85rem;font-weight:600}.topic-pills a:hover{background:rgba(255,255,255,.22);color:white}
.content{padding:42px 0 70px}.section-title{font-size:clamp(1.6rem,3vw,2rem);line-height:1.25;margin:0 0 8px}.section-intro{color:var(--muted);margin:0 0 24px}
.guide-sections{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:24px 0 48px}.guide-tile{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:0 3px 14px rgba(28,33,39,.035)}.guide-thumb{width:100%;height:100px;object-fit:contain;margin-bottom:10px}.guide-tile h3{font-size:1.05rem;margin:.4rem 0;font-weight:700}.guide-tile p{font-size:.94rem;color:var(--muted);margin:0}
.articles-cta{display:flex;justify-content:flex-end;margin:0 0 22px}.see-full-articles{display:inline-flex;align-items:center;gap:8px;background:var(--brand);color:white;padding:10px 16px;border-radius:8px;font-weight:700;text-decoration:none}.see-full-articles:hover{background:var(--brand-light);color:white}
.article-search{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px;margin:0 0 24px}.article-search label{display:block;font-size:.9rem;font-weight:700;margin-bottom:7px}.article-search-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.article-search input{flex:1;min-width:220px;border:1px solid #D5D0C6;border-radius:8px;padding:11px 13px;font:inherit;background:#fff;color:var(--ink)}.article-search input:focus{outline:2px solid var(--brand);outline-offset:1px}.article-search-count{font-size:.82rem;color:var(--muted)}
.article-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.article-card{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 3px 14px rgba(28,33,39,.035);transition:transform .2s,box-shadow .2s}.article-card:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(28,33,39,.09)}.article-card>a:first-child{display:block;background:#EDE9E1;overflow:hidden}.card-image{display:block;width:100%;height:190px;object-fit:cover;transition:transform .3s}.article-card:hover .card-image{transform:scale(1.025)}.card-copy{padding:20px;display:flex;flex-direction:column;align-items:flex-start;flex:1}.meta{font-size:.78rem;color:var(--accent);font-weight:700;letter-spacing:.045em;text-transform:uppercase;margin-bottom:7px}.article-card h2{font-family:'Source Serif 4',Georgia,serif;font-size:1.28rem;line-height:1.3;margin:0 0 9px}.article-card h2 a{color:var(--ink);text-decoration:none}.article-card h2 a:hover{color:var(--brand)}.article-card p{font-size:.94rem;color:#59616B;margin:0 0 16px}.read-more{font-weight:700;text-decoration:none;margin-top:auto}.read-more:hover{text-decoration:underline}
.site-foot{margin-top:0;background:var(--ink);color:#D1D5DB;border:0;padding-top:32px;padding-bottom:32px}.site-foot a{color:#E8F0EF;text-decoration:none;margin-left:16px;font-size:.9rem}.site-foot a:hover{color:#F2C18D}
.article-shell{width:min(100% - 28px,960px);margin:0 auto;padding:26px 0 70px}.breadcrumbs{font-size:.86rem;color:var(--muted);margin:0 0 26px}.breadcrumbs a{color:var(--brand);text-decoration:none}.article-header{max-width:790px;margin:0 auto}.article-category{display:inline-block;background:var(--brand-soft);color:var(--brand);padding:5px 11px;border-radius:999px;font-size:.78rem;font-weight:700;margin-bottom:14px}.article-title{font-size:clamp(2.2rem,5vw,3.2rem);line-height:1.12;letter-spacing:-.03em;margin:0 0 14px}.article-subtitle{font-size:1.13rem;color:var(--muted);line-height:1.7;margin:0 0 20px}.article-meta{display:flex;gap:16px;flex-wrap:wrap;padding:0 0 22px;border-bottom:1px solid var(--line);color:var(--muted);font-size:.88rem}.article-hero-img{display:block;width:100%;max-height:440px;object-fit:cover;border-radius:14px;margin:28px auto 30px;box-shadow:0 5px 20px rgba(0,0,0,.08)}
.article-content{max-width:760px;margin:0 auto;color:#374151;font-size:1.04rem;line-height:1.85;overflow-wrap:anywhere}.article-content h2{font-family:'Source Serif 4',Georgia,serif;font-size:1.8rem;line-height:1.25;font-weight:700;color:var(--ink);margin:2.5rem 0 1rem;padding-bottom:.55rem;border-bottom:2px solid var(--line)}.article-content h3{font-family:'Source Serif 4',Georgia,serif;font-size:1.4rem;line-height:1.3;font-weight:600;color:var(--ink);margin:2rem 0 .75rem}.article-content h4{font-size:1.12rem;font-weight:700;color:var(--ink);margin:1.5rem 0 .5rem}.article-content p{margin:0 0 1.25rem}.article-content ul,.article-content ol{margin:0 0 1.3rem 1.5rem;padding:0}.article-content li{margin-bottom:.4rem}.article-content li::marker{color:var(--brand)}.article-content blockquote{border-left:4px solid var(--brand);background:var(--brand-soft);padding:1rem 1.25rem;margin:1.5rem 0;border-radius:0 8px 8px 0}.article-content table{width:100%;border-collapse:collapse;margin:1.5rem 0;font-size:.94rem;display:block;overflow-x:auto}.article-content th{background:var(--brand);color:#fff;padding:.75rem 1rem;text-align:left}.article-content td{padding:.7rem 1rem;border-bottom:1px solid var(--line)}.article-content tr:nth-child(even) td{background:#FAFAF7}.article-content img{max-width:100%;height:auto;border-radius:8px;margin:1.25rem 0}.article-content a{color:var(--brand);text-decoration:underline;text-underline-offset:2px}.article-content a:hover{color:var(--accent)}.article-content hr{border:0;height:2px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:2rem 0}.article-content pre{background:var(--ink);color:#e2e8f0;padding:1.25rem;border-radius:8px;overflow-x:auto;margin:1.5rem 0;font-size:.9rem;line-height:1.6}.article-content code{background:var(--brand-soft);padding:.15rem .4rem;border-radius:4px;font-size:.9em;color:var(--brand)}
.article-content .block-tip,.article-content .block-warning,.article-content .block-example,.article-content .block-note{padding:1rem 1.25rem;margin:1.5rem 0;border-radius:0 8px 8px 0}.article-content .block-tip{background:#ECFDF5;border-left:4px solid #059669}.article-content .block-warning{background:#FEF2F2;border-left:4px solid #DC2626}.article-content .block-example{background:#EFF6FF;border-left:4px solid #2563EB}.article-content .block-note{background:#FEF3C7;border-left:4px solid #D97706}
.try-tool{display:flex;align-items:center;justify-content:space-between;gap:20px;background:var(--brand);color:white;border-radius:14px;padding:24px;margin:30px auto;max-width:760px}.try-tool h2{font-family:'Source Serif 4',Georgia,serif;font-size:1.4rem;margin:0 0 4px}.try-tool p{margin:0;color:#E8F0EF}.try-tool a{flex-shrink:0;background:var(--accent);color:#fff;padding:11px 16px;border-radius:8px;text-decoration:none;font-weight:700}.try-tool a:hover{filter:brightness(1.08);color:#fff}
.article-tags{max-width:760px;margin:26px auto;display:flex;flex-wrap:wrap;gap:8px}.article-tags span{background:#EDE9E1;color:var(--brand);padding:5px 10px;border-radius:999px;font-size:.82rem;font-weight:600}.article-share{max-width:760px;margin:26px auto;color:var(--muted);font-size:.9rem}.related-guides{border-top:1px solid var(--line);background:#fff;padding:38px 0;margin-top:40px}.related-guides .wrap{width:min(100% - 28px,1280px)}.related-guides h2{font-family:'Source Serif 4',Georgia,serif;font-size:1.8rem;margin:0 0 20px}.related-guides .article-list{grid-template-columns:repeat(3,minmax(0,1fr))}
.error-panel{background:#fff;border:1px solid var(--line);border-radius:12px;padding:24px;text-align:center;color:var(--muted)}
@media(max-width:760px){.guide-sections,.article-list,.related-guides .article-list{grid-template-columns:1fr}.guide-thumb{height:85px}.hero{padding:46px 0 40px}.site-head,.site-foot{padding-left:18px;padding-right:18px}.article-shell{width:min(100% - 28px,900px)}.article-content{font-size:1rem}.article-content h2{font-size:1.55rem}.article-title{font-size:2.25rem}.try-tool{align-items:flex-start;flex-direction:column}.site-foot a{margin-left:0;margin-right:14px}}
@media print{.site-head,.site-foot,.try-tool,.article-tags,.article-share,.related-guides{display:none!important}body{background:white}.article-shell{width:100%;padding:0}.article-content{max-width:100%}}