:root{
  --brand:#76B62A;--brand-dark:#527d1c;--brand-pale:#f0f8e8;
  --ink:#2B2A29;--ink-soft:#5a5850;--muted:#8a8880;
  --line:#e8e5dc;--surface:#f6f4ee;
  --radius:12px;--radius-lg:18px;
  --shadow:0 2px 14px rgba(0,0,0,.08);--shadow-md:0 6px 28px rgba(0,0,0,.12);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:'Manrope',sans-serif;font-size:1rem;line-height:1.7;color:var(--ink);background:#fff}
a{color:var(--brand-dark);text-decoration:none}
a:hover{color:var(--brand)}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{font-family:'Sora',sans-serif;line-height:1.3}
.wrap{max-width:1100px;margin:0 auto;padding:0 clamp(16px,4vw,40px)}
.art-wrap{max-width:780px;margin:0 auto;padding:0 clamp(16px,4vw,40px)}

/* NAV */
.nav{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1.5px solid var(--line);padding:12px 0}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.nav-logo{height:40px;background:#fff;border-radius:7px;padding:4px 8px}
.nav-links{display:flex;align-items:center;gap:22px;font-size:.92rem;font-weight:600}
.nav-links a{color:var(--ink);transition:color .2s}
.nav-links a:hover{color:var(--brand)}
.btn-sm{background:var(--brand);color:#fff!important;padding:9px 20px;border-radius:999px;font-weight:700;font-size:.87rem;transition:background .2s}
.btn-sm:hover{background:var(--brand-dark)}

/* BREADCRUMB */
.breadcrumb{padding:13px 0;font-size:.82rem;color:var(--muted);display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.breadcrumb a{color:var(--muted);transition:color .2s}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb-sep{color:var(--line)}
.breadcrumb span{color:var(--ink-soft);font-weight:600}

/* ARTICLE HERO */
.art-hero{background:var(--surface);padding:clamp(28px,5vw,60px) 0 0}
.art-cat{font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--brand-dark);background:var(--brand-pale);display:inline-block;padding:3px 12px;border-radius:999px;margin-bottom:14px}
.art-hero h1{font-size:clamp(1.5rem,4vw,2.4rem);font-weight:800;letter-spacing:-.02em;margin-bottom:14px;color:var(--ink)}
.art-meta{display:flex;align-items:center;gap:16px;font-size:.83rem;color:var(--muted);margin-bottom:24px;flex-wrap:wrap}
.art-meta .sep{color:var(--line)}
.art-meta strong{color:var(--ink-soft)}
.art-lead{font-size:1.1rem;color:var(--ink-soft);line-height:1.65;max-width:680px;margin-bottom:28px;font-weight:500}
.art-hero-img{width:100%;height:clamp(220px,38vw,430px);object-fit:cover;border-radius:var(--radius-lg) var(--radius-lg) 0 0;margin-top:4px}

/* ARTICLE BODY */
.art-body{padding:clamp(28px,4vw,52px) 0 clamp(40px,6vw,80px)}
.art-body p{margin-bottom:1.15em;font-size:1.01rem;color:var(--ink-soft);line-height:1.75}
.art-body h2{font-size:1.38rem;font-weight:800;margin:2em 0 .65em;color:var(--ink);letter-spacing:-.01em}
.art-body h3{font-size:1.12rem;font-weight:700;margin:1.5em 0 .5em;color:var(--ink)}
.art-body ul,.art-body ol{margin:0 0 1.2em 1.5em;color:var(--ink-soft)}
.art-body li{margin-bottom:.45em;font-size:1.01rem}
.art-body strong{color:var(--ink);font-weight:700}

/* CALLOUT */
.callout{background:var(--brand-pale);border-left:4px solid var(--brand);border-radius:0 var(--radius) var(--radius) 0;padding:16px 20px;margin:1.6em 0;color:var(--ink-soft);font-size:.99rem}
.callout strong{color:var(--brand-dark)}
.callout-warn{background:#fff8e8;border-left-color:#e0a800}
.callout-warn strong{color:#7a5800}

/* TABLE */
.art-table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:.94rem;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.art-table th{background:var(--brand);color:#fff;font-family:'Sora',sans-serif;font-size:.8rem;letter-spacing:.05em;text-transform:uppercase;padding:11px 14px;text-align:left}
.art-table td{padding:10px 14px;border-bottom:1px solid var(--line);color:var(--ink-soft)}
.art-table tr:last-child td{border-bottom:none}
.art-table tr:hover td{background:var(--surface)}

/* STEP LIST */
.steps{list-style:none;margin:0 0 1.5em;padding:0;counter-reset:steps}
.steps li{counter-increment:steps;display:flex;gap:16px;align-items:flex-start;margin-bottom:16px;padding:14px 18px;background:var(--surface);border-radius:var(--radius);font-size:1rem;color:var(--ink-soft)}
.steps li::before{content:counter(steps);min-width:30px;height:30px;border-radius:50%;background:var(--brand);color:#fff;font-family:'Sora',sans-serif;font-size:.85rem;font-weight:700;display:grid;place-items:center;flex-shrink:0;margin-top:1px}

/* CTA BANNER */
.art-cta{background:linear-gradient(135deg,#527d1c 0%,#76B62A 100%);color:#fff;border-radius:var(--radius-lg);padding:clamp(24px,4vw,40px);margin:2.5em 0;text-align:center}
.art-cta h3{font-size:1.3rem;margin-bottom:10px;color:#fff}
.art-cta p{font-size:.96rem;margin-bottom:20px;color:rgba(255,255,255,.87)}
.art-cta a{display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--brand-dark)!important;font-weight:700;font-size:.94rem;padding:13px 28px;border-radius:999px;transition:background .2s}
.art-cta a:hover{background:var(--brand-pale)}

/* FAQ */
.faq-list{margin:0 0 1.5em;list-style:none;padding:0}
.faq-item{border:1.5px solid var(--line);border-radius:var(--radius);margin-bottom:10px;overflow:hidden;background:#fff;transition:border-color .2s}
.faq-item.open{border-color:var(--brand)}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:15px 20px;cursor:pointer;font-weight:700;font-size:.99rem;background:none;border:none;text-align:left;color:var(--ink);transition:color .2s}
.faq-item.open .faq-q{color:var(--brand-dark)}
.faq-icon{font-size:1.5rem;font-weight:200;flex-shrink:0;color:var(--brand);line-height:1;transition:transform .3s}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-a-inner{padding:0 20px 16px;font-size:.97rem;color:var(--ink-soft);line-height:1.7}

/* RELATED */
.related{background:var(--surface);padding:clamp(36px,5vw,60px) 0}
.related h2{font-family:'Sora',sans-serif;font-size:1.22rem;font-weight:800;margin-bottom:24px}
.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}
.related-card{background:#fff;border:1.5px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;transition:transform .25s,box-shadow .25s,border-color .25s}
.related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--brand)}
.related-img{width:100%;height:140px;object-fit:cover}
.related-body{padding:14px 16px}
.related-cat{font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--brand-dark);display:block;margin-bottom:5px}
.related-card h3{font-family:'Sora',sans-serif;font-size:.94rem;font-weight:700;line-height:1.4;color:var(--ink)}

/* FOOTER */
footer{background:#1c1b18;color:#9c9888;padding:26px 0;font-size:.87rem}
.foot-inner{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.foot-logo{height:34px;background:#fff;border-radius:6px;padding:3px 8px}
footer a{color:#9c9888;transition:color .2s}
footer a:hover{color:#fff}
.foot-copy{color:#5a5850;font-size:.79rem;margin-top:14px;text-align:center}

/* MOBILE NAV BURGER */
.nav-burger{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;background:none;border:none;cursor:pointer;padding:10px;flex-shrink:0;touch-action:manipulation}
.nav-burger span{display:block;width:22px;height:2px;background:var(--ink);border-radius:2px;transition:transform .25s,opacity .25s}
.nav-burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.nav-burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-drawer{display:none;flex-direction:column;background:#fff;border-bottom:2px solid var(--line);box-shadow:var(--shadow-md)}
.nav-drawer a{padding:15px clamp(16px,4vw,40px);font-weight:600;font-size:.95rem;color:var(--ink);border-bottom:1px solid var(--line);display:block;transition:background .2s,color .2s}
.nav-drawer a:hover{background:var(--brand-pale);color:var(--brand-dark)}
.nav-drawer .btn-sm{background:var(--brand);color:#fff!important;margin:12px clamp(16px,4vw,40px) 14px;border-radius:999px;border-bottom:none;text-align:center;display:block}
.nav-drawer .btn-sm:hover{background:var(--brand-dark)}
.nav-drawer.open{display:flex}

/* TABLE SCROLL WRAPPER */
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:1.5em 0;border-radius:var(--radius)}
.table-scroll>.art-table{margin:0;border-radius:0;box-shadow:none}

@media(max-width:660px){
  .nav-links{display:none}
  .nav-burger{display:flex}
  .art-hero h1{font-size:1.42rem}
  .related-grid{grid-template-columns:1fr}
  .foot-inner{flex-direction:column;align-items:flex-start;gap:10px}
}