:root{--ink:#10251f;--ink2:#18342c;--gold:#caa55d;--gold2:#e6c985;--paper:#f6f4ef;--white:#fff;--text:#27332f;--muted:#6b7571;--line:#dce2df;--soft:#eef2ef;--shadow:0 16px 40px rgba(9,29,23,.10)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--text);font-size:16px;line-height:1.72}a{color:#12614b;text-decoration-thickness:1px;text-underline-offset:3px}a:hover{color:#0b3d30}.wrap{width:min(1180px,calc(100% - 40px));margin:auto}.site-header{background:var(--ink);color:#fff;position:sticky;top:0;z-index:50;border-bottom:1px solid rgba(255,255,255,.12);box-shadow:0 4px 18px rgba(0,0,0,.12)}.nav-row{height:76px;display:flex;align-items:center;gap:34px}.brand{display:flex;flex-direction:column;color:#fff;text-decoration:none;min-width:190px}.brand strong{font-family:Georgia,serif;font-size:24px;letter-spacing:2px;line-height:1}.brand small{font-size:9px;letter-spacing:3px;color:var(--gold2);font-weight:700;margin-top:7px}.desktop-nav{margin-left:auto;display:flex;align-items:center;gap:4px}.desktop-nav>a,.nav-drop>button{height:76px;padding:0 15px;border:0;background:transparent;color:#fff;display:flex;align-items:center;font:600 14px/1 inherit;text-decoration:none;cursor:pointer;white-space:nowrap}.desktop-nav>a:hover,.nav-drop:hover>button,.desktop-nav>a.active,.nav-drop.active>button{background:rgba(255,255,255,.07);color:var(--gold2)}.nav-drop{position:relative}.nav-drop>button:after{content:'⌄';font-size:12px;color:var(--gold2);margin-left:7px}.mega{display:none;position:absolute;top:76px;left:0;width:560px;padding:20px;background:#fff;color:var(--text);border-top:3px solid var(--gold);box-shadow:var(--shadow);grid-template-columns:1fr 1fr;gap:6px 22px}.nav-drop.tech .mega{width:430px}.nav-drop:hover .mega,.nav-drop:focus-within .mega{display:grid}.mega a{padding:10px 12px;border-radius:6px;color:var(--text);text-decoration:none;font-weight:600;font-size:14px}.mega a:hover{background:var(--soft);color:#0e5944}.nav-cta{border:1px solid var(--gold)!important;border-radius:7px;height:42px!important;margin-left:6px!important;color:var(--gold2)!important}.mobile-toggle{display:none;margin-left:auto;width:46px;height:42px;border:1px solid rgba(255,255,255,.25);background:transparent;border-radius:7px;color:#fff;font-size:22px}.mobile-panel{display:none;background:#0b1d18;border-top:1px solid rgba(255,255,255,.1);padding:14px 20px 22px}.mobile-panel a,.mobile-panel summary{display:block;color:#fff;text-decoration:none;padding:10px 4px;border-bottom:1px solid rgba(255,255,255,.09);font-weight:600}.mobile-panel details a{padding-left:18px;color:#dce7e3;font-weight:500}.hero{background:linear-gradient(135deg,#0f2922,#183d33);color:#fff;padding:54px 0}.hero-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(380px,.92fr);gap:54px;align-items:center}.eyebrow{color:var(--gold2);font-size:12px;text-transform:uppercase;letter-spacing:2.4px;font-weight:800;margin:0 0 12px}.hero h1{font-family:Georgia,"Times New Roman",serif;font-size:clamp(38px,4.7vw,62px);line-height:1.06;letter-spacing:-1.2px;margin:0 0 18px;max-width:760px}.hero .lede{font-size:18px;line-height:1.65;color:#e4ece9;max-width:700px;margin:0 0 25px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:7px;text-decoration:none;font-weight:800;font-size:13px;letter-spacing:.5px;text-transform:uppercase}.button-gold{background:var(--gold);color:#15251f}.button-gold:hover{background:var(--gold2);color:#10251f}.button-ghost{border:1px solid rgba(255,255,255,.35);color:#fff}.hero-image{position:relative}.hero-image img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block;border-radius:10px;border:1px solid rgba(255,255,255,.22);box-shadow:0 20px 55px rgba(0,0,0,.28)}.hero-image:after{content:'';position:absolute;inset:0;border-radius:10px;background:linear-gradient(to top,rgba(3,17,13,.14),transparent 42%);pointer-events:none}.trustbar{background:#fff;border-bottom:1px solid var(--line)}.trustbar .wrap{display:flex;gap:26px;justify-content:center;flex-wrap:wrap;padding:13px 0;font-size:12px;color:#59635f}.trustbar strong{color:#263a33}.layout{display:grid;grid-template-columns:minmax(0,790px) minmax(250px,320px);gap:48px;padding:54px 0 70px}.article{background:#fff;border:1px solid var(--line);border-radius:10px;padding:clamp(24px,4vw,48px);box-shadow:0 6px 24px rgba(16,37,31,.04)}.article h2{font-family:Georgia,serif;font-size:31px;line-height:1.2;color:#18372e;margin:42px 0 15px}.article h2:first-child{margin-top:0}.article h3{font-size:20px;line-height:1.35;color:#18372e;margin:30px 0 10px}.article p{margin:0 0 18px}.article ul,.article ol{padding-left:24px;margin:0 0 22px}.article li{margin:7px 0}.article table{width:100%;border-collapse:collapse;margin:22px 0 28px;font-size:14px}.article th,.article td{padding:12px;border:1px solid #dce2df;vertical-align:top}.article th{background:#17362d;color:#fff;text-align:left}.article tr:nth-child(even) td{background:#f8faf8}.reference-box,.editorial-box,.warning-box{padding:20px 22px;border-radius:8px;margin:24px 0}.reference-box{background:#eef5f2;border-left:4px solid #2a735e}.editorial-box{background:#faf6eb;border-left:4px solid var(--gold)}.warning-box{background:#fbf0ec;border-left:4px solid #b86642}.reference-box strong,.editorial-box strong,.warning-box strong{color:#18372e}.article figure{margin:28px 0}.article figure img{width:100%;height:auto;border-radius:8px}.article figcaption{font-size:12px;color:var(--muted);margin-top:8px}.inline-cta{background:#10251f;color:#fff;border-radius:9px;padding:26px;margin:34px 0}.inline-cta h3{color:#fff;margin:0 0 8px}.inline-cta p{color:#dce8e4;margin:0 0 15px}.sidebar{align-self:start;position:sticky;top:102px}.side-card{background:#fff;border:1px solid var(--line);border-radius:9px;padding:22px;margin-bottom:20px}.side-card h2,.side-card h3{font-family:Georgia,serif;color:#17372e;margin:0 0 13px;font-size:21px}.side-links{list-style:none;padding:0;margin:0}.side-links li{border-top:1px solid #edf0ee}.side-links li:first-child{border-top:0}.side-links a{display:block;padding:10px 0;text-decoration:none;font-size:14px;font-weight:650}.side-note{font-size:13px;color:#63706b}.model-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:24px 0}.model-card{border:1px solid var(--line);border-radius:8px;padding:18px;background:#fbfcfb;text-decoration:none;color:var(--text)}.model-card strong{display:block;color:#164c3d;margin-bottom:4px}.model-card span{font-size:13px;color:#66736e}.faq details{border-top:1px solid var(--line);padding:14px 0}.faq summary{cursor:pointer;font-weight:750;color:#17372e}.faq p{margin:10px 0 0}.site-footer{background:#0e211b;color:#cbd6d2;padding:46px 0 28px}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:32px}.site-footer h3{color:#fff;font-size:14px;text-transform:uppercase;letter-spacing:1px;margin:0 0 12px}.site-footer a{color:#d8e2de;text-decoration:none;display:block;padding:4px 0;font-size:13px}.site-footer .brand{margin-bottom:14px}.legal{border-top:1px solid rgba(255,255,255,.1);margin-top:30px;padding-top:18px;font-size:12px;color:#9fafaa}.breadcrumbs{font-size:12px;color:#7b8984;padding:16px 0}.breadcrumbs a{color:#4d6b61}.skip{position:absolute;left:-9999px}.skip:focus{left:10px;top:10px;background:#fff;color:#000;padding:10px;z-index:100}.article a[href^="http"]{overflow-wrap:anywhere}
@media(max-width:980px){.desktop-nav{display:none}.mobile-toggle{display:block}.mobile-panel.open{display:block}.hero-grid{grid-template-columns:1fr}.hero-image{max-width:720px}.layout{grid-template-columns:1fr}.sidebar{position:static}.model-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.nav-row{height:68px}.brand strong{font-size:21px}}
@media(max-width:640px){.wrap{width:min(100% - 28px,1180px)}.hero{padding:38px 0}.hero h1{font-size:38px}.hero .lede{font-size:16px}.article{padding:24px 20px}.article h2{font-size:27px}.model-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.article table{display:block;overflow-x:auto}.brand{min-width:0}.brand small{letter-spacing:2px}.trustbar .wrap{justify-content:flex-start;gap:10px 18px}}

/* Final QA refinements */
.hero-image a{display:block}
.hero-image img{background:#0a1a16}
.article img{max-width:100%}
.article-meta{font-size:12px;color:var(--muted)}
@media(max-width:1180px) and (min-width:981px){.nav-row{gap:18px}.brand{min-width:174px}.desktop-nav>a,.nav-drop>button{padding-left:10px;padding-right:10px;font-size:13px}}
@media(max-width:640px){.hero-grid{gap:28px}.hero-actions .button{flex:1 1 160px}.article th,.article td{min-width:130px}.mobile-panel{max-height:calc(100vh - 68px);overflow-y:auto}.breadcrumbs{padding-bottom:0}}

.related-guides{margin:36px 0 28px;padding:24px;border:1px solid #d9dfdc;border-radius:9px;background:#f7faf8}.related-guides h2{font-size:24px!important;margin:0 0 8px!important}.related-guides p{margin:0 0 16px}.related-links{display:flex;flex-wrap:wrap;gap:9px}.related-links a{display:inline-flex;padding:9px 12px;border-radius:999px;background:#fff;border:1px solid #cbd8d3;text-decoration:none;font-size:13px;font-weight:700;color:#14503f}.related-links a:hover{background:#17372e;color:#fff;border-color:#17372e}