:root{--ink:#10231c;--muted:#607068;--line:#dbe3de;--paper:#f7faf8;--white:#fff;--accent:#176b4d;--accent2:#d9f2e7;--gold:#a27024;--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--white);line-height:1.65}a{color:inherit}img{max-width:100%}.container{width:min(calc(100% - 36px),var(--max));margin:auto}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.topbar{font-size:.78rem;background:var(--ink);color:#eaf5ef;text-align:center;padding:7px}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;min-height:70px}.brand{text-decoration:none;font-weight:850;letter-spacing:-.04em;font-size:1.32rem}.brand span{color:var(--accent)}.nav{display:flex;gap:20px;align-items:center}.nav a{text-decoration:none;font-size:.9rem;font-weight:650;color:#334a41}.nav a:hover{color:var(--accent)}.search-trigger{border:1px solid var(--line);border-radius:999px;padding:8px 13px;background:#fff}.mobile-toggle{display:none;border:0;background:none;font-size:1.5rem}.hero{background:linear-gradient(135deg,#eef8f3 0%,#fff 58%,#f7f0e5 100%);border-bottom:1px solid var(--line);padding:82px 0}.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:65px;align-items:center}.eyebrow{text-transform:uppercase;letter-spacing:.13em;font-weight:800;font-size:.72rem;color:var(--accent)}h1,h2,h3{line-height:1.13;letter-spacing:-.035em;margin-top:0}h1{font-size:clamp(2.7rem,6vw,5.6rem);max-width:900px;margin:.15em 0 .25em}h2{font-size:clamp(1.8rem,3.4vw,3rem)}h3{font-size:1.25rem}.hero p{font-size:1.18rem;color:#43584f;max-width:710px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.button{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;border:0;border-radius:8px;padding:13px 19px;font-weight:800;cursor:pointer}.button.secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}.trust-panel{background:rgba(255,255,255,.8);border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:0 20px 60px rgba(16,35,28,.08)}.trust-panel ul{padding-left:20px;margin-bottom:0}.search-box{display:flex;margin-top:18px}.search-box input{flex:1;padding:13px 14px;border:1px solid var(--line);border-radius:8px 0 0 8px;font:inherit}.search-box button{border-radius:0 8px 8px 0}.section{padding:76px 0}.section.alt{background:var(--paper);border-block:1px solid var(--line)}.section-heading{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:28px}.section-heading p{max-width:600px;color:var(--muted)}.topic-grid,.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.topic-card,.resource-card{border:1px solid var(--line);border-radius:14px;padding:23px;background:#fff;text-decoration:none;transition:.2s}.topic-card:hover,.resource-card:hover{transform:translateY(-3px);box-shadow:0 14px 35px rgba(16,35,28,.08);border-color:#b9d2c6}.topic-card .number{display:block;color:var(--gold);font-weight:850;font-size:.8rem}.topic-card p,.resource-card p{color:var(--muted);font-size:.93rem}.text-link{color:var(--accent);font-weight:800;text-decoration:none}.page-hero{padding:70px 0 45px;background:var(--paper);border-bottom:1px solid var(--line)}.page-hero h1{font-size:clamp(2.5rem,5vw,4.8rem);max-width:900px}.breadcrumbs{font-size:.82rem;color:var(--muted);margin-bottom:18px}.breadcrumbs a{text-decoration:none}.meta{display:flex;gap:18px;flex-wrap:wrap;font-size:.82rem;color:var(--muted);margin-top:20px}.content-wrap{display:grid;grid-template-columns:minmax(0,780px) 250px;gap:60px;padding:54px 0 85px}.article-content{font-size:1.05rem}.article-content p{max-width:74ch}.article-content h2{margin-top:2em;font-size:2rem}.article-content h3{margin-top:1.6em}.sidebar{font-size:.88rem}.sidebar-card{border:1px solid var(--line);border-radius:12px;padding:18px;position:sticky;top:100px}.sidebar-card a{display:block;padding:7px 0;text-decoration:none;color:#44594f}.answer-box,.definition-box{background:var(--accent2);border-left:5px solid var(--accent);padding:24px 27px;border-radius:6px;margin-bottom:26px}.answer-box p,.definition-box p{font-size:1.18rem;margin:.4em 0 0}.takeaways{border:1px solid var(--line);border-radius:12px;padding:24px;margin:24px 0}.takeaways h2{font-size:1.3rem!important;margin:0 0 12px!important}.toc{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:22px;margin:26px 0}.toc a{color:var(--accent)}.content-section{padding-top:4px}.callout{border:1px solid #eeddbd;background:#fffaf0;padding:18px;border-radius:10px}.check-list li{margin:.5em 0}.related{margin-top:45px;padding-top:30px;border-top:1px solid var(--line)}.mini-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.mini-grid a{display:flex;flex-direction:column;text-decoration:none;border:1px solid var(--line);border-radius:10px;padding:18px}.mini-grid span{color:var(--muted);font-size:.9rem}.sources{margin-top:45px;padding:22px;background:var(--paper);border-radius:10px;font-size:.9rem}.intro-grid{display:grid;grid-template-columns:1fr 300px;gap:50px}.lede{font-size:1.25rem;color:#40564c}.on-page{border:1px solid var(--line);border-radius:12px;padding:20px}.on-page ul{padding-left:18px}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;font-size:.92rem}th,td{text-align:left;border:1px solid var(--line);padding:12px}th{background:var(--paper)}.calculator{border:1px solid var(--line);border-radius:15px;padding:26px}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:20px}.form-grid label{font-weight:750;font-size:.9rem}.form-grid input{display:block;width:100%;margin-top:7px;padding:12px;border:1px solid var(--line);border-radius:7px;font:inherit}.result{margin-top:22px;padding:22px;background:var(--paper);border-radius:10px;display:flex;flex-direction:column}.result strong{font-size:2.2rem}.site-footer{background:var(--ink);color:#d7e3dd;padding:55px 0 24px}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:40px}.site-footer a{color:#d7e3dd;text-decoration:none;display:block;margin:7px 0}.footer-bottom{border-top:1px solid #31463d;margin-top:35px;padding-top:20px;font-size:.8rem;color:#9eb0a7}.search-page{min-height:60vh}.search-results{display:grid;gap:12px;margin-top:25px}.search-result{border:1px solid var(--line);border-radius:10px;padding:18px}.search-result a{text-decoration:none;color:var(--accent)}.notice{font-size:.85rem;color:var(--muted)}
@media(max-width:980px){.nav{display:none}.mobile-toggle{display:block}.hero-grid,.content-wrap,.intro-grid{grid-template-columns:1fr}.topic-grid,.card-grid{grid-template-columns:repeat(2,1fr)}.sidebar{display:none}.footer-grid{grid-template-columns:1fr 1fr}.hero{padding:58px 0}.trust-panel{max-width:600px}}
@media(max-width:600px){.topic-grid,.card-grid,.mini-grid,.form-grid{grid-template-columns:1fr}.section{padding:54px 0}.footer-grid{grid-template-columns:1fr}.header-inner{min-height:62px}h1{font-size:2.7rem}.page-hero{padding:48px 0 32px}}