@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@500;600;700;800&display=swap');

:root{
  --ink:#12231c;--ink-2:#263a31;--muted:#65766e;--line:#dce6df;--line-strong:#c8d8ce;
  --paper:#f5f7f3;--paper-2:#edf2ed;--white:#fff;--green:#145b3d;--green-deep:#0b3c2a;
  --green-bright:#2f8b61;--green-soft:#dff0e6;--mint:#eff8f2;--accent:#d7a94b;--accent-soft:#fbf1d9;
  --shadow-sm:0 8px 26px rgba(19,45,33,.06);--shadow:0 20px 55px rgba(19,45,33,.10);--shadow-lg:0 30px 80px rgba(10,34,24,.16);
  --radius:24px;--radius-sm:16px
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"DM Sans",ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--paper);color:var(--ink);line-height:1.65;-webkit-font-smoothing:antialiased}a{color:inherit}.wrap{width:min(1180px,92%);margin:auto}
.top{border-bottom:1px solid rgba(255,255,255,.08);background:rgba(12,36,27,.94);backdrop-filter:blur(18px);position:sticky;top:0;z-index:30;color:#fff}.nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{font-family:"Manrope",sans-serif;font-weight:800;letter-spacing:-.045em;font-size:1.28rem;text-decoration:none;display:inline-flex;align-items:center;gap:10px}.brand:before{content:"";width:28px;height:28px;border-radius:9px;background:linear-gradient(145deg,#5db485,#1f7550);box-shadow:inset 0 0 0 1px rgba(255,255,255,.25),0 5px 14px rgba(0,0,0,.18);transform:rotate(-5deg)}.brand span{color:#8ed3ac}.footer .brand span{color:#8ed3ac}.footer .brand:before{box-shadow:inset 0 0 0 1px rgba(255,255,255,.18)}nav{display:flex;align-items:center}nav a{margin-left:8px;text-decoration:none;color:#d8e6de;font-weight:700;font-size:.92rem;padding:9px 12px;border-radius:10px;transition:.18s ease}nav a:hover{background:rgba(255,255,255,.08);color:#fff}
.hero{position:relative;overflow:hidden;padding:105px 0 74px;background:linear-gradient(135deg,#0e3527 0%,#154b35 52%,#1a5c3f 100%);color:#fff}.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(to right,transparent,black 35%,black)}.hero:after{content:"";position:absolute;width:540px;height:540px;right:-120px;top:-180px;border-radius:50%;background:radial-gradient(circle,rgba(151,218,177,.32),rgba(151,218,177,0) 68%)}.hero .wrap{position:relative;z-index:2}.hero .wrap:after{content:"m²  ·  L  ·  kg  ·  ft²";position:absolute;right:2%;top:25px;width:280px;height:280px;border-radius:34px;border:1px solid rgba(255,255,255,.16);background:linear-gradient(145deg,rgba(255,255,255,.14),rgba(255,255,255,.055));box-shadow:0 24px 70px rgba(0,0,0,.18);backdrop-filter:blur(10px);display:flex;align-items:flex-end;justify-content:center;padding:30px;color:#d7eadf;font-family:"Manrope",sans-serif;font-size:1.05rem;font-weight:700;letter-spacing:.08em;transform:rotate(4deg)}.hero .wrap:before{content:"✓ Coverage\A ✓ Waste allowance\A ✓ Purchase estimate";white-space:pre;position:absolute;right:8%;top:77px;z-index:3;width:210px;color:#fff;font-weight:700;line-height:2.25;transform:rotate(4deg)}.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:.72rem;font-weight:800;color:#8bd0a9}.hero .eyebrow{color:#9ee0ba}h1,h2,h3{font-family:"Manrope",sans-serif}h1{font-size:clamp(3rem,6.5vw,6rem);line-height:.95;letter-spacing:-.065em;margin:.18em 0 .32em;max-width:790px;font-weight:800}h2{font-size:clamp(1.7rem,3vw,2.65rem);letter-spacing:-.045em;line-height:1.08;margin-top:1.3em}h3{letter-spacing:-.025em;line-height:1.2}.lede{font-size:1.18rem;color:var(--muted);max-width:700px}.hero .lede{color:#d0e0d7;max-width:680px;font-size:1.23rem}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:28px 0 72px}.card{position:relative;overflow:hidden;background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:22px;padding:22px 22px 24px;text-decoration:none;transition:.22s ease;box-shadow:var(--shadow-sm);min-height:205px}.card:before,.guide-card:before{content:"";display:block;width:48px;height:48px;border-radius:15px;margin-bottom:18px;background:linear-gradient(145deg,var(--green-soft),#cce9d7);box-shadow:inset 0 0 0 1px rgba(20,91,61,.08)}.card:after{content:"↗";position:absolute;top:22px;right:22px;font-weight:800;color:#9dafaa;transition:.2s}.card:hover{transform:translateY(-6px);border-color:#b6d0c0;box-shadow:var(--shadow)}.card:hover:after{color:var(--green);transform:translate(2px,-2px)}.card h3{font-size:1.16rem;margin:.8rem 0 .35rem}.card p{color:var(--muted);margin-bottom:0;font-size:.94rem}.pill{display:inline-block;padding:5px 9px;border-radius:999px;background:var(--green-soft);color:var(--green);font-weight:800;font-size:.7rem;letter-spacing:.035em;text-transform:uppercase}.section{padding:72px 0}.section.alt,.alt{background:linear-gradient(180deg,#eef3ef,#e8efe9);border-top:1px solid #dfe9e1;border-bottom:1px solid #dfe9e1}
.calc-layout{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,.5fr);gap:28px;align-items:start;margin-top:12px}.panel{background:rgba(255,255,255,.93);border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow-sm)}.calc-layout>.panel{box-shadow:var(--shadow);border-color:#d3e1d8}.calc-layout>.panel:before{content:"Project inputs";display:inline-flex;padding:5px 10px;border-radius:999px;background:var(--mint);color:var(--green);font-weight:800;font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;margin-bottom:4px}.formgrid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field label{display:block;font-weight:800;margin-bottom:7px;color:var(--ink-2);font-size:.91rem}.field input,.field select{width:100%;padding:14px 15px;border:1px solid #c8d7ce;border-radius:13px;background:#fbfdfb;font:inherit;color:var(--ink);outline:none;transition:.18s ease}.field input:focus,.field select:focus{border-color:#5c9d79;box-shadow:0 0 0 4px rgba(47,139,97,.11);background:#fff}.result{position:relative;overflow:hidden;margin-top:22px;background:linear-gradient(135deg,#0d4630,#17714b);color:white;border-radius:20px;padding:26px 28px;box-shadow:0 16px 35px rgba(16,79,53,.20)}.result:after{content:"";position:absolute;width:180px;height:180px;border-radius:50%;right:-60px;top:-85px;background:rgba(255,255,255,.09)}.result span:first-child{font-size:.74rem;text-transform:uppercase;letter-spacing:.12em;font-weight:800;color:#b8ddc8}.result strong{font-family:"Manrope",sans-serif;font-size:2.35rem;display:block;line-height:1.12;letter-spacing:-.04em;margin:6px 0}.result #subresult{display:block;color:#d3e8dc;font-size:.92rem;max-width:80%}.note{font-size:.89rem;color:var(--muted)}.ad{min-height:118px;border:1px dashed #b9c8bf;border-radius:17px;display:flex;align-items:center;justify-content:center;color:#8e9c94;font-size:.68rem;letter-spacing:.15em;text-transform:uppercase;background:rgba(255,255,255,.62);margin:20px 0}.content{max-width:820px}.content p,.content li{color:#4e6057}.content>h2{padding-top:.25em}.faq details{background:#fff;border:1px solid var(--line);border-radius:15px;padding:17px 19px;margin:11px 0;box-shadow:0 5px 18px rgba(21,55,39,.035)}.faq summary{font-weight:800;cursor:pointer;color:var(--ink)}.footer{background:#0a2419;color:#dbe7df;padding:62px 0 28px;margin-top:80px;border-top:1px solid rgba(255,255,255,.06)}.footgrid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:44px}.footer a{color:#dbe7df;text-decoration:none}.footer a:hover{color:#fff;text-decoration:underline}.small{font-size:.84rem;color:#a8bbb0}.crumb{font-size:.86rem;color:var(--muted);padding-top:24px}.crumb a{color:var(--green);font-weight:700;text-decoration:none}.hero.compact{padding:56px 0 40px;background:linear-gradient(135deg,#eff6f1,#e6f0e9);color:var(--ink);border-bottom:1px solid var(--line)}.hero.compact:before{background-image:linear-gradient(rgba(20,91,61,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(20,91,61,.035) 1px,transparent 1px);mask-image:none}.hero.compact:after{background:radial-gradient(circle,rgba(92,171,125,.18),rgba(92,171,125,0) 68%)}.hero.compact .wrap:after,.hero.compact .wrap:before{display:none}.hero.compact .eyebrow{color:var(--green)}.hero.compact .lede{color:var(--muted)}.hero.compact h1{font-size:clamp(2.7rem,5vw,4.8rem);max-width:900px}.table{width:100%;border-collapse:separate;border-spacing:0;background:#fff;border:1px solid var(--line);border-radius:17px;overflow:hidden;box-shadow:var(--shadow-sm)}.table th,.table td{text-align:left;border-bottom:1px solid var(--line);padding:14px 16px}.table th{background:#edf4ef;color:var(--ink);font-family:"Manrope",sans-serif;font-size:.86rem}.table tr:last-child td{border-bottom:0}.table tbody tr:hover{background:#f8fbf9}.callout{border:1px solid #ecd9a8;border-left:4px solid var(--accent);padding:16px 19px;background:var(--accent-soft);border-radius:12px;color:#4f452c}
.guide-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px;margin:22px 0 34px}.guide-card{position:relative;display:grid;grid-template-columns:52px 1fr;column-gap:15px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:18px;padding:17px;text-decoration:none;transition:.2s ease;box-shadow:0 6px 20px rgba(19,45,33,.035)}.guide-card:before{grid-row:1/3;margin:0;width:48px;height:48px;border-radius:14px}.guide-card strong{font-family:"Manrope",sans-serif;line-height:1.2}.guide-card span{color:var(--muted);font-size:.88rem}.guide-card:hover{border-color:#b8d0c1;transform:translateY(-3px);box-shadow:var(--shadow-sm)}.article-layout{display:grid;grid-template-columns:minmax(0,800px) minmax(250px,300px);gap:46px;align-items:start}.sticky{position:sticky;top:96px}.button{display:inline-flex;align-items:center;gap:7px;background:linear-gradient(135deg,var(--green),#217551);color:#fff;text-decoration:none;padding:12px 17px;border-radius:12px;font-weight:800;box-shadow:0 9px 22px rgba(20,91,61,.18);transition:.2s}.button:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(20,91,61,.22)}.table-scroll{overflow-x:auto;margin:18px 0 32px;border-radius:17px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:54px}.stats div{background:rgba(255,255,255,.8);border:1px solid #d5e1d9;border-radius:20px;padding:24px;box-shadow:var(--shadow-sm)}.stats strong{font-family:"Manrope",sans-serif;display:block;font-size:2.4rem;letter-spacing:-.055em;color:var(--green)}.stats span{color:var(--muted);font-weight:600}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px}.guide-section{margin:0 0 58px}.guide-section h2 a{text-decoration:none}.content ol{color:#4f5e56}.content a{color:var(--green);font-weight:700}.content img{max-width:100%;border-radius:18px}.content>p:first-of-type{font-size:1.06rem}.panel h3{margin-top:.25rem}.calc-layout aside .panel{background:linear-gradient(180deg,#fff,#f8fbf9)}
/* Material accents */
a[href^="/paint/"] .pill,a.card[href="/paint/"] .pill{background:#e7edf9;color:#405f96}a.card[href="/paint/"]:before{background:linear-gradient(145deg,#e7eefb,#ccd9f0)}
a.card[href="/concrete/"]:before,a.card[href="/screed/"]:before{background:linear-gradient(145deg,#e8e8e4,#d5d5cf)}a.card[href="/gravel/"]:before,a.card[href="/sand/"]:before{background:linear-gradient(145deg,#eee6d7,#dacdb5)}a.card[href="/soil/"]:before,a.card[href="/mulch/"]:before{background:linear-gradient(145deg,#eadfd0,#d6c0a5)}a.card[href="/tiles/"]:before,a.card[href="/flooring/"]:before{background:linear-gradient(145deg,#e8eff0,#cddddd)}a.card[href="/decking/"]:before{background:linear-gradient(145deg,#eadbc7,#d6b995)}a.card[href="/bricks/"]:before{background:linear-gradient(145deg,#f3dfd8,#dfb7a7)}a.card[href="/insulation/"]:before{background:linear-gradient(145deg,#fbefc7,#ead783)}a.card[href="/wallpaper/"]:before{background:linear-gradient(145deg,#eee6f3,#d8c4e2)}a.card[href="/roofing/"]:before{background:linear-gradient(145deg,#e5e9ed,#c9d1d8)}a.card[href="/stain/"]:before{background:linear-gradient(145deg,#ecd7c4,#d5ad8a)}
@media(max-width:980px){.grid{grid-template-columns:repeat(3,1fr)}.hero .wrap:after,.hero .wrap:before{right:-2%;opacity:.45}.hero h1,.hero .lede{max-width:650px}}
@media(max-width:800px){.grid{grid-template-columns:1fr 1fr}.calc-layout,.footgrid{grid-template-columns:1fr}.formgrid{grid-template-columns:1fr}nav a.hide-sm{display:none}.guide-grid,.article-layout{grid-template-columns:1fr}.stats{grid-template-columns:1fr}.section-head{display:block}.section-head .button{margin-top:12px}.sticky{position:static}.hero{padding:78px 0 58px}.hero .wrap:after,.hero .wrap:before{display:none}.calc-layout{margin-top:0}.panel{padding:24px}.result strong{font-size:2rem}}
@media(max-width:540px){.wrap{width:min(94%,1180px)}.grid{grid-template-columns:1fr}.hero{padding-top:62px}.hero h1{font-size:clamp(2.8rem,15vw,4.2rem)}.nav{height:68px}.brand{font-size:1.08rem}.brand:before{width:24px;height:24px;border-radius:8px}nav a{margin-left:2px;padding:8px;font-size:.85rem}.hero.compact{padding:42px 0 32px}.section{padding:54px 0}.guide-card{grid-template-columns:44px 1fr}.guide-card:before{width:42px;height:42px}.result #subresult{max-width:100%}}
.trust-strip{display:flex;gap:10px;flex-wrap:wrap;padding-top:18px;padding-bottom:2px}.trust-strip span{font-size:.78rem;font-weight:800;color:#40564b;background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 11px;box-shadow:0 4px 14px rgba(19,45,33,.035)}.trust-strip span:before{content:"✓";color:var(--green-bright);margin-right:6px}