/* Page-specific styles for co2-systems-explained.html */
#co2-root{--deep:#0D1026;--deep-2:#171B3D;--deep-3:#06070F;--leaf:#35AD51;--leaf-dark:#248238;--leaf-light:#8FD9A1;--teal:#0E8C7F;--teal-dark:#0A6055;--teal-lt:#D9F2EE;--sand:#F3F6F5;--sand-line:#DCE4E1;--ink:#0E1A17;--ink-soft:#4C5A55;--paper:#FFFFFF;font-family:'Inter',-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);}
#co2-root *{box-sizing:border-box;}
#co2-root h1,#co2-root h2,#co2-root h3,#co2-root h4{font-family:'Fraunces',Georgia,serif;font-weight:600;letter-spacing:-0.01em;color:var(--deep);margin:0;}
#co2-root a{text-decoration:none;}
#co2-root section{padding:60px 40px;}
#co2-root .wrap{max-width:1100px;margin:0 auto;}
#co2-root .wrap-narrow{max-width:780px;margin:0 auto;}

/* HERO */
#co2-root .page-header{position:relative;overflow:hidden;background:radial-gradient(130% 150% at 20% 0%,#0A2A24 0%,var(--deep) 45%,var(--deep-3) 100%);padding:80px 40px 40px;text-align:center;}
#co2-root .page-header .exhibit-tag{display:inline-block;font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--leaf-light);border:1px solid rgba(143,217,161,0.4);padding:6px 14px;border-radius:999px;margin-bottom:22px;}
#co2-root .page-header h1{font-size:clamp(28px,4.2vw,44px);color:#fff;line-height:1.2;max-width:720px;margin:0 auto;}
#co2-root .page-header p{max-width:620px;margin:16px auto 0;color:#B7E8DE;font-size:14.5px;line-height:1.75;}
#co2-root .page-header .locator{margin-top:26px;display:inline-flex;flex-wrap:wrap;justify-content:center;gap:10px;}
#co2-root .page-header .locator span{font-size:11.5px;font-weight:700;letter-spacing:.04em;color:#fff;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.12);padding:7px 13px;border-radius:999px;}

/* SECTION LABEL */
#co2-root .sec-label{display:flex;align-items:center;gap:14px;margin-bottom:34px;}
#co2-root .sec-label .num{font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:700;color:var(--teal-dark);border:1.5px solid var(--teal-dark);border-radius:50%;width:34px;height:34px;flex:none;display:flex;align-items:center;justify-content:center;}
#co2-root .sec-label .txt h2{font-size:clamp(22px,3vw,28px);}
#co2-root .sec-label .txt .sub{font-size:12.5px;color:var(--ink-soft);font-weight:600;letter-spacing:.03em;text-transform:uppercase;margin-top:3px;}

/* WHY CO2 */
#co2-root .why{background:var(--paper);}
#co2-root .why p{font-size:15px;line-height:1.9;color:var(--ink-soft);margin:0 0 16px;}
#co2-root .why strong{color:var(--ink);}

/* PRESSURISED VS DIY TABS */
#co2-root .compare-sec{background:var(--sand);}
#co2-root .tab-bar{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:36px;}
#co2-root .tab-btn{font-family:'Inter',sans-serif;font-size:12.5px;font-weight:700;color:var(--ink-soft);background:var(--paper);border:1px solid var(--sand-line);padding:10px 18px;border-radius:20px;cursor:pointer;transition:all .15s;}
#co2-root .tab-btn.active{background:var(--deep);border-color:var(--deep);color:#fff;}
#co2-root .tab-panel{display:none;}
#co2-root .tab-panel.active{display:block;}
#co2-root .compare-card{background:var(--paper);border:1px solid var(--sand-line);border-radius:22px;padding:36px;box-shadow:0 1px 2px rgba(14,26,23,0.03),0 14px 30px -22px rgba(14,26,23,0.18);}
#co2-root .compare-top{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:20px;flex-wrap:wrap;}
#co2-root .compare-top h3{font-size:clamp(19px,2.4vw,24px);}
#co2-root .diff-pills{display:flex;gap:8px;flex-wrap:wrap;}
#co2-root .diff-pills span{font-size:10.5px;font-weight:700;letter-spacing:.03em;padding:5px 11px;border-radius:999px;white-space:nowrap;}
#co2-root .compare-desc{font-size:14px;color:var(--ink-soft);line-height:1.8;margin:0 0 26px;}
#co2-root .compare-cols{display:grid;grid-template-columns:1fr 1fr;gap:30px;}
#co2-root .compare-cols h4{font-size:12.5px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--ink);font-family:'Inter',sans-serif;margin-bottom:12px;display:flex;align-items:center;gap:8px;}
#co2-root .compare-cols h4 svg{width:15px;height:15px;color:var(--teal-dark);}
#co2-root .feat-list{list-style:none;margin:0 0 18px;padding:0;display:flex;flex-direction:column;gap:8px;}
#co2-root .feat-list li{font-size:13.5px;color:var(--ink-soft);padding-left:18px;position:relative;line-height:1.6;}
#co2-root .feat-list li::before{content:'\25CF';position:absolute;left:0;top:7px;color:var(--teal);font-size:7px;}

/* EQUIPMENT CHAIN */
#co2-root .chain-sec{background:var(--paper);}
#co2-root .chain-track{display:flex;flex-direction:column;gap:12px;}
#co2-root .chain-item{border-radius:14px;padding:18px 22px;display:flex;align-items:flex-start;gap:16px;}
#co2-root .chain-item .order{font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:700;color:#fff;width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex:none;}
#co2-root .chain-item h4{font-size:15px;margin-bottom:5px;font-family:'Inter',sans-serif;font-weight:700;color:var(--ink);}
#co2-root .chain-item p{font-size:13px;color:var(--ink-soft);line-height:1.65;margin:0;}

/* DROP CHECKER COLOUR CHART */
#co2-root .drop-sec{background:var(--sand);}
#co2-root .drop-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
#co2-root .drop-card{background:var(--paper);border:1px solid var(--sand-line);border-radius:18px;padding:26px;text-align:center;}
#co2-root .drop-swatch{width:64px;height:64px;border-radius:50%;margin:0 auto 16px;border:4px solid var(--paper);box-shadow:0 0 0 1px var(--sand-line), 0 8px 20px -12px rgba(0,0,0,0.3);}
#co2-root .drop-card h3{font-size:16px;margin-bottom:8px;}
#co2-root .drop-card .verdict{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:5px 12px;border-radius:999px;display:inline-block;margin-bottom:12px;}
#co2-root .drop-card p{font-size:13px;color:var(--ink-soft);line-height:1.65;margin:0;}
#co2-root .drop-note{margin-top:22px;background:var(--paper);border:1px solid var(--sand-line);border-radius:14px;padding:18px 22px;font-size:13.5px;color:var(--ink-soft);line-height:1.75;max-width:820px;margin-left:auto;margin-right:auto;}
#co2-root .drop-note strong{color:var(--ink);}

/* BUBBLE COUNTER DOSING TABLE */
#co2-root .bubble-sec{background:var(--paper);}
#co2-root .bubble-table{width:100%;border-collapse:collapse;max-width:1000px;margin:0 auto;font-size:13.5px;}
#co2-root .bubble-table th{text-align:left;font-family:'Inter',sans-serif;font-size:11.5px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:#fff;background:var(--deep);padding:14px 16px;}
#co2-root .bubble-table th:first-child{border-radius:12px 0 0 0;}#co2-root .bubble-table th:last-child{border-radius:0 12px 0 0;}
#co2-root .bubble-table td{padding:13px 16px;border-bottom:1px solid var(--sand-line);color:var(--ink-soft);}
#co2-root .bubble-table tr:nth-child(even) td{background:var(--sand);}
#co2-root .bubble-table td:first-child{font-weight:700;color:var(--ink);}

/* SAFETY WARNING */
#co2-root .warn-strip{background:rgba(220,38,38,0.07);border:1px solid rgba(220,38,38,0.2);border-radius:18px;padding:24px 28px;max-width:820px;margin:32px auto 0;display:flex;gap:16px;align-items:flex-start;}
#co2-root .warn-strip svg{width:22px;height:22px;flex:none;color:#DC2626;margin-top:1px;}
#co2-root .warn-strip h4{font-size:15px;margin-bottom:6px;color:#991B1B;font-family:'Inter',sans-serif;font-weight:700;}
#co2-root .warn-strip p{font-size:13.5px;color:#7F1D1D;line-height:1.7;margin:0;}

/* SA CONTEXT */
#co2-root .sa-note{background:var(--sand);}
#co2-root .sa-card{max-width:900px;margin:0 auto;background:var(--paper);border:1px solid var(--sand-line);border-radius:20px;padding:30px 34px;}
#co2-root .sa-card .tag2{display:inline-flex;align-items:center;gap:7px;font-size:11.5px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--teal-dark);background:rgba(14,140,127,0.1);padding:5px 12px;border-radius:999px;margin-bottom:14px;}
#co2-root .sa-card p{font-size:14px;color:var(--ink-soft);line-height:1.85;margin:0 0 12px;}

/* CTA */
#co2-root .cta-band{background:radial-gradient(130% 200% at 50% 0%,#0A2A24 0%,var(--deep) 55%,var(--deep-3) 100%);padding:70px 40px;text-align:center;color:#fff;}
#co2-root .cta-band h2{color:#fff;font-size:clamp(24px,3.4vw,32px);}
#co2-root .cta-band p{max-width:560px;margin:14px auto 26px;font-size:14.5px;color:#B7E8DE;line-height:1.75;}
#co2-root .cta-buttons{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
#co2-root .btn{display:inline-flex;align-items:center;gap:9px;padding:14px 26px;border-radius:12px;font-weight:700;font-size:14px;cursor:pointer;border:none;transition:transform .15s;font-family:'Inter',sans-serif;}
#co2-root .btn svg{width:15px;height:15px;flex:none;}
#co2-root .btn-primary{background:linear-gradient(135deg,var(--leaf) 0%,var(--leaf-dark) 100%);color:#fff;box-shadow:0 10px 22px -8px rgba(36,130,56,0.5);}
#co2-root .btn-primary:hover{transform:translateY(-2px);}
#co2-root .btn-outline{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,0.28);}
#co2-root .btn-outline:hover{border-color:var(--leaf-light);color:var(--leaf-light);}

/* REVEAL */
#co2-root .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease;}
#co2-root .reveal.in{opacity:1;transform:none;}

@media(max-width:900px){#co2-root .compare-cols{grid-template-columns:1fr;}#co2-root .drop-grid{grid-template-columns:1fr;}#co2-root .bubble-table{display:block;overflow-x:auto;white-space:nowrap;}}
@media(max-width:640px){#co2-root section{padding:44px 20px;}#co2-root .page-header{padding:56px 20px 32px;}#co2-root .page-header h1{font-size:26px;}#co2-root .compare-card{padding:22px;}}