:root{color-scheme:light;--ink:#182c26;--text:#36463f;--muted:#697971;--bg:#f6f8f5;--card:#fff;--green:#145743;--teal:#d7eee1;--line:#d9e3dc;--accent:#e5ef4d}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 'DM Sans',system-ui,sans-serif}
h1,h2,h3,.brand,.number{font-family:'Manrope',system-ui,sans-serif;letter-spacing:-.04em;line-height:1.13}h1{font-size:clamp(2.5rem,5vw,5rem);margin:.5em 0 .35em}h2{font-size:clamp(1.7rem,3vw,2.5rem);margin:1.5em 0 .5em}h3{font-size:1.25rem}p{max-width:76ch}a{color:var(--green)}a:hover{text-decoration-thickness:2px}button,input,select{font:inherit}button,a,input,select{outline-offset:4px}.wrap{width:min(1140px,calc(100% - 36px));margin-inline:auto}
.skip{position:absolute;left:-1000px;top:4px;background:#fff;color:var(--ink);padding:8px}.skip:focus{left:8px;z-index:100}
header{background:var(--card);border-bottom:1px solid var(--line)}.head{display:flex;align-items:center;gap:25px;justify-content:space-between;padding:19px 0}.brand{font-size:1.25rem;font-weight:800;text-decoration:none;color:var(--ink)}.brand b{color:var(--green)}nav{display:flex;gap:20px;flex-wrap:wrap}nav a{text-decoration:none;color:var(--text);font-weight:700;font-size:.91rem}nav a[aria-current=page]{color:var(--green);text-decoration:underline;text-underline-offset:6px}
.flag{background:#fff3d8;border:1px solid #e8cc8d;color:#694717;padding:7px 12px;display:inline-block;font-weight:700;font-size:.75rem;border-radius:20px;letter-spacing:.03em}.hero{padding:64px 0 45px;display:grid;grid-template-columns:1.25fr .75fr;align-items:center;gap:28px}.eyebrow{color:#23785e;text-transform:uppercase;letter-spacing:.13em;font-weight:800;font-size:.78rem}.lead{font-size:1.2rem;color:var(--text);max-width:60ch}.hero-art{min-height:320px;border-radius:28px;background:radial-gradient(circle at 40% 45%,#e4f4b2 0%,#cfe9d5 28%,#1b5a4c 100%);position:relative;overflow:hidden}.hero-art:after{content:'';position:absolute;width:170px;height:160px;top:15%;left:30%;border:17px solid #f9ffb2;border-radius:50%;box-shadow:0 0 85px #f3ffae}.hero-art:before{content:'ŚWIATŁO / PROPORCJE / FUNKCJA';position:absolute;bottom:30px;left:24px;font-weight:800;color:#eaffd8;letter-spacing:.12em;font-size:.72rem;z-index:2}
.pill{font-weight:700;border-radius:30px;display:inline-block;background:var(--teal);padding:5px 14px;font-size:.82rem}.buttons{display:flex;flex-wrap:wrap;gap:12px;margin-top:25px}.btn,button[type=submit]{border:1px solid #134c3a;border-radius:12px;padding:12px 20px;font-weight:800;display:inline-block;text-decoration:none;background:var(--green);color:white;cursor:pointer}.btn.secondary{background:#fff;color:var(--green)}.btn:hover,button[type=submit]:hover{background:#234c36;color:#fff}.section{padding:38px 0 65px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:24px}.card h3{margin-top:10px}.card p{color:var(--text)}.card a{font-weight:700}
.panel{background:white;border-radius:24px;border:1px solid var(--line);padding:28px}.tool{display:grid;grid-template-columns:1.1fr .9fr;gap:20px;margin:32px 0 60px}form h2,.panel h2{margin-top:0}.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:16px 0 23px}label{font-weight:800;font-size:.92rem;display:flex;gap:6px;flex-direction:column}label.wide{grid-column:span 2}input,select{width:100%;border:1px solid #a8b9af;border-radius:10px;padding:13px;color:var(--ink);background:#fff}input:focus,select:focus{border-color:var(--green);outline:3px solid #c8efd8}.number{font-size:clamp(2.5rem,5vw,4rem);font-weight:800;margin:6px 0 12px;color:var(--green)}.metrics{display:grid;grid-template-columns:1fr 1fr;gap:12px}.metrics div{background:var(--bg);padding:12px;border-radius:12px}.metrics dt{color:var(--muted);font-size:.8rem}.metrics dd{font-weight:800;margin:4px 0 0}.tip{background:var(--teal);padding:12px 16px;border-radius:12px}.muted{color:var(--text);font-size:.93rem}.link{font-weight:800}
.article{max-width:780px;padding:20px 0 70px}.article h1{font-size:clamp(2.4rem,4vw,3.4rem)}.article p,.article li{color:var(--text)}.article ul{padding-left:22px}.notice{background:#ecf4eb;border-left:4px solid #39886b;padding:16px 22px;border-radius:6px}.table-scroll{overflow-x:auto}table{border-collapse:collapse;width:100%;background:#fff}td,th{padding:12px;text-align:left;border:1px solid var(--line)}th{background:#e4f1e8}.small{font-size:.87rem;color:var(--muted)}footer{background:#123b30;color:#e7f6e7;padding:36px 0}footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}footer a{color:#e7f6e7}
@media(max-width:770px){.head{align-items:flex-start;flex-direction:column}nav{gap:10px 18px}.hero,.tool{grid-template-columns:1fr}.hero{padding-top:35px}.hero-art{min-height:210px}.cards{grid-template-columns:1fr}.panel{padding:20px}.fields{grid-template-columns:1fr}label.wide{grid-column:span 1}}
.copy-checklist{margin:16px 0;display:block;width:100%;padding:11px 14px;border:1px solid var(--green);color:var(--green);background:#f0f8f2;border-radius:10px;font-weight:800;cursor:pointer}.copy-checklist:hover{background:var(--teal)}.copy-fallback{display:block;width:100%;min-height:170px;resize:vertical;margin:10px 0 16px;border:1px solid var(--line);border-radius:10px;padding:12px;font:14px/1.5 monospace;color:var(--ink);background:#fff}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}


.shop-next{display:block;margin-top:18px;padding:14px 18px;border-radius:12px;text-align:center;text-decoration:none;color:#fff;background:var(--green);font-weight:800;border:1px solid #134c3a}
.shop-next:hover{background:#234c36;color:#fff}
.shop-next:focus-visible{outline:3px solid #126b52;outline-offset:3px}
.shop-guide{margin:10px 0 30px;padding:22px 26px;border:1px solid var(--line);background:#e8f3e9;border-radius:18px;max-width:780px}
.shop-guide[hidden]{display:none}
.shop-guide h2{font-size:1.5rem;margin:0 0 8px}
.shop-guide p{margin:8px 0}