:root{--red:#b71920;--ink:#171717;--muted:#67615b;--bone:#f7f2e9;--paper:#fffdfa;--line:#ddd4c7}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif;line-height:1.55}a{color:inherit}img{display:block;max-width:100%}
.shell{width:min(1160px,calc(100% - 36px));margin:auto}.utility{display:flex;justify-content:space-between;padding:8px max(18px,calc((100% - 1160px)/2));background:#111;color:#fff;font-size:13px}.utility div{display:flex;gap:18px}.utility a,.nav a,.footer a{text-decoration:none}
.header{position:sticky;top:0;z-index:5;display:grid;grid-template-columns:155px 1fr auto;align-items:center;gap:25px;min-height:84px;padding:10px max(18px,calc((100% - 1160px)/2));background:rgba(255,253,250,.97);border-bottom:1px solid var(--line)}.brand img{width:145px;height:62px;object-fit:contain}.nav{display:flex;justify-content:center;gap:20px;flex-wrap:wrap}.nav a{font-size:14px;font-weight:800}.nav a:hover,.nav a.active{color:var(--red)}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border:2px solid var(--red);border-radius:5px;background:var(--red);color:#fff;font-weight:900;text-decoration:none}.button.alt{background:transparent;color:var(--red)}.button.dark{border-color:#111;background:#111}.header .button{white-space:nowrap}
.hero{padding:76px 0;background:linear-gradient(120deg,rgba(20,20,20,.94),rgba(100,18,22,.88)),url('/assets/seo-tanks/bushman-tank-yard.webp') center/cover;color:#fff}.eyebrow{margin:0 0 12px;color:#efbbb6;font-size:13px;font-weight:900;letter-spacing:.14em;text-transform:uppercase}.hero h1,.detail h1{max-width:850px;margin:0;font:700 clamp(40px,6vw,68px)/1.03 Georgia,serif;letter-spacing:-.035em}.hero p{max-width:760px;margin:22px 0 0;color:#f6eee8;font-size:18px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.hero .alt{border-color:#fff;color:#fff}
.trust{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}.trust div{padding:17px;background:var(--bone);text-align:center}.trust strong{display:block}.trust span{color:var(--muted);font-size:13px}
.section{padding:70px 0}.section.alt-bg{background:var(--bone)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:28px}.section-head h2,.content h2,.cta h2{margin:0;font-family:Georgia,serif}.section-head h2{max-width:700px;font-size:clamp(32px,4vw,49px);line-height:1.08}.section-head p{max-width:460px;margin:0;color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.grid.two{grid-template-columns:repeat(2,1fr)}.card{overflow:hidden;border:1px solid var(--line);border-radius:10px;background:#fff}.card>img{width:100%;height:245px;padding:20px;object-fit:contain;background:#f1eee7}.card-body{padding:24px}.kicker{color:var(--red);font-size:12px;font-weight:900;letter-spacing:.1em;text-transform:uppercase}.card h3{margin:7px 0 10px;font:700 25px/1.12 Georgia,serif}.card p{color:var(--muted)}.specs{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:18px 0;padding:0;list-style:none}.specs li{padding:10px;background:var(--bone);font-size:14px}.specs strong{display:block}
.split,.detail{display:grid;grid-template-columns:1fr 1fr;align-items:start;gap:48px}.split img,.detail-image{border:1px solid var(--line);border-radius:12px;background:#fff}.split img{width:100%}.content h2{margin:15px 0;font-size:35px}.content p,.content li{color:var(--muted)}.notice{margin:25px 0;padding:18px;border-left:5px solid var(--red);background:var(--bone)}.crumbs{padding-top:20px;color:var(--muted);font-size:13px}.crumbs span{padding:0 8px}.detail-image{position:sticky;top:110px;padding:25px}.detail-image img{width:100%;max-height:500px;object-fit:contain}.detail h1{font-size:clamp(38px,5vw,60px)}.lead{font-size:19px;color:var(--muted)}table{width:100%;margin:24px 0;border-collapse:collapse}th,td{padding:12px;border-bottom:1px solid var(--line);text-align:left}th{width:42%;color:var(--muted);font-size:12px;text-transform:uppercase}
.cta{display:grid;grid-template-columns:1fr auto;align-items:center;gap:20px;padding:34px;border-radius:10px;background:var(--red);color:#fff}.cta h2{font-size:34px}.cta p{margin:6px 0 0;color:#f9e6e4}
.footer{margin-top:70px;background:#111;color:#fff}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:35px;padding:50px 0}.footer img{width:145px;height:70px;object-fit:contain;background:#fff}.footer a,.footer p{display:block;margin:7px 0;color:#ddd;font-size:14px}.footer-bottom{display:flex;justify-content:space-between;padding:15px 0;border-top:1px solid #333;color:#aaa;font-size:12px}
@media(max-width:850px){.header{grid-template-columns:140px 1fr}.nav{grid-column:1/-1;justify-content:flex-start;overflow:auto;flex-wrap:nowrap;padding-bottom:7px}.header .button{justify-self:end}.trust{grid-template-columns:1fr 1fr}.grid,.grid.two,.split,.detail{grid-template-columns:1fr}.detail-image{position:static}.footer-grid{grid-template-columns:1fr 1fr}.cta{grid-template-columns:1fr}}
@media(max-width:520px){.utility{display:block}.utility div{margin-top:4px}.header{grid-template-columns:1fr auto}.brand img{width:120px}.header .button{font-size:12px;padding:0 10px}.hero{padding:55px 0}.section{padding:50px 0}.section-head{display:block}.section-head p{margin-top:12px}.specs{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}}

.category-hero{background:linear-gradient(120deg,rgba(20,20,20,.95),rgba(100,18,22,.9)),var(--hero-image) center/cover}
.category-intro img{width:100%;max-height:470px;object-fit:contain;padding:22px;background:#f1eee7}
.link-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.link-card{padding:24px;border:1px solid var(--line);border-radius:10px;background:#fff}.link-card h3{margin:7px 0 10px;font:700 24px/1.12 Georgia,serif}.link-card p{margin-bottom:0;color:var(--muted)}
.tank-priority{background:#211c19;color:#fff}.tank-priority .section-head p{color:#ddd}.tank-priority .button.alt{border-color:#fff;color:#fff}
.faq details{margin:10px 0;border:1px solid var(--line);border-radius:8px;background:#fff}.faq summary{cursor:pointer;padding:18px;font-weight:900}.faq details p{margin:0;padding:0 18px 18px;color:var(--muted)}
.related-links{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}.related-links a{padding:15px;border:1px solid var(--line);border-radius:6px;background:#fff;font-weight:900;text-align:center;text-decoration:none}.related-links a:hover{border-color:var(--red);color:var(--red)}
@media(max-width:900px){.link-grid{grid-template-columns:1fr 1fr}.related-links{grid-template-columns:repeat(3,1fr)}}@media(max-width:520px){.link-grid,.related-links{grid-template-columns:1fr}}