:root{--ink:#13211b;--muted:#5c6b64;--green:#176b4d;--green-dark:#0d4b35;--mint:#e9f5ef;--lime:#d7ef7c;--cream:#f7f6f0;--white:#fff;--line:#dce5df;--warning:#fff2c7;--shadow:0 20px 60px rgba(16,55,40,.11);--radius:22px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px}body{margin:0;background:var(--cream);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6}a{color:inherit}img{display:block;max-width:100%}.skip-link{position:fixed;z-index:99;top:8px;left:8px;padding:10px 16px;background:var(--ink);color:#fff;transform:translateY(-150%)}.skip-link:focus{transform:none}.site-header{position:sticky;z-index:20;top:0;display:flex;align-items:center;gap:28px;min-height:72px;padding:10px clamp(18px,4vw,64px);background:rgba(247,246,240,.92);border-bottom:1px solid rgba(19,33,27,.08);backdrop-filter:blur(18px)}.brand{display:flex;align-items:center;gap:10px;margin-right:auto;font-weight:800;text-decoration:none}.brand-mark{display:grid;place-items:center;width:38px;height:38px;background:var(--green);border-radius:11px;color:#fff;font-size:14px;letter-spacing:.08em}.site-header nav{display:flex;gap:24px}.site-header nav a{text-decoration:none;font-size:14px;font-weight:700}.site-header nav a:hover{color:var(--green)}button,.button{font:inherit}.menu-button{display:none}.print-button,.menu-button{padding:10px 15px;border:1px solid var(--line);background:#fff;border-radius:99px;color:var(--ink);font-weight:750;cursor:pointer}.hero{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:clamp(36px,6vw,90px);min-height:calc(100vh - 72px);padding:clamp(60px,9vw,130px) clamp(22px,7vw,110px);background:radial-gradient(circle at 85% 5%,#d9f0df 0,transparent 30%),linear-gradient(145deg,#f7f6f0 58%,#e8f2ed 58%)}.hero-copy{max-width:680px}.eyebrow{margin:0 0 12px;color:var(--green);font-size:12px;font-weight:850;letter-spacing:.14em;text-transform:uppercase}h1,h2,h3{margin-top:0;line-height:1.08;letter-spacing:-.035em}h1{margin-bottom:25px;font-size:clamp(48px,7vw,96px)}h2{margin-bottom:18px;font-size:clamp(36px,5vw,64px)}h3{font-size:23px}.hero-lead{max-width:640px;color:var(--muted);font-size:clamp(18px,2vw,24px)}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:34px 0}.button{display:inline-flex;align-items:center;padding:13px 20px;border-radius:99px;font-weight:800;text-decoration:none}.primary{background:var(--green);color:#fff}.primary:hover{background:var(--green-dark)}.secondary{background:#fff;border:1px solid var(--line)}.meta{font-size:13px;color:var(--muted)}.meta a{color:var(--green)}.image-button{position:relative;padding:0;overflow:hidden;border:0;background:none;border-radius:var(--radius);cursor:zoom-in;box-shadow:var(--shadow)}.image-button span{position:absolute;right:14px;bottom:14px;padding:8px 12px;background:rgba(19,33,27,.86);border-radius:99px;color:#fff;font-size:12px;font-weight:750}.hero-image{transform:rotate(1.2deg)}.hero-image img{width:100%;aspect-ratio:1.16;object-fit:cover}.section{padding:clamp(72px,10vw,140px) clamp(22px,7vw,110px)}.section-heading{max-width:720px;margin-bottom:48px}.section-heading>p:last-child{color:var(--muted);font-size:18px}.safety-section{background:var(--ink);color:#fff}.safety-section .eyebrow{color:var(--lime)}.safety-section .section-heading>p:last-child{color:#b8c6bf}.rule-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.rule-card{min-height:300px;padding:32px;border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);background:rgba(255,255,255,.055)}.rule-number{display:inline-grid;place-items:center;width:42px;height:42px;margin-bottom:54px;background:var(--lime);border-radius:50%;color:var(--ink);font-size:13px;font-weight:900}.rule-card p{color:#bfcbc5}.inventory-section{background:#fff}.inventory-heading{display:flex;justify-content:space-between;align-items:flex-end;max-width:none;gap:40px}.progress-wrap{width:min(320px,100%)}.progress-wrap strong{display:block;margin-bottom:8px}.progress-track{height:8px;overflow:hidden;background:#e8eee9;border-radius:99px}.progress-track span{display:block;width:0;height:100%;background:var(--green);transition:width .3s}.text-button{padding:8px 0;border:0;background:none;color:var(--green);font-size:13px;font-weight:800;cursor:pointer}.inventory-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.item-card{overflow:hidden;border:1px solid var(--line);border-radius:18px;background:#fff;transition:.2s}.item-card:hover{transform:translateY(-3px);box-shadow:0 15px 35px rgba(20,60,43,.08)}.item-card img{width:100%;height:175px;object-fit:contain;padding:15px;background:#f4f6f3}.item-card>div{padding:20px}.item-card label{display:flex;align-items:flex-start;gap:11px;font-size:17px;font-weight:850;line-height:1.3;cursor:pointer}.item-card input{width:19px;height:19px;margin:1px 0 0;accent-color:var(--green)}.item-card p{min-height:48px;margin:12px 0;color:var(--muted);font-size:13px}.tag{display:inline-block;padding:4px 9px;background:var(--mint);border-radius:99px;color:var(--green-dark);font-size:11px;font-weight:800}.item-card.is-checked{border-color:#83b99f;background:#f4fbf7}.item-card.is-checked label span{text-decoration:line-through;color:var(--muted)}.detail-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.detail-card{display:grid;grid-template-rows:220px 1fr;overflow:hidden;background:#fff;border-radius:var(--radius);box-shadow:0 8px 30px rgba(26,60,46,.06)}.detail-card img{width:100%;height:100%;padding:20px;object-fit:contain;background:#eef2ef}.detail-card div{padding:28px}.detail-card p{color:var(--muted)}.detail-card strong{color:var(--green);font-size:13px}.boards-section{background:var(--mint)}.board-panel{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:clamp(35px,7vw,100px);padding:clamp(30px,5vw,70px) 0;border-top:1px solid #c8dacf}.board-panel.reverse>div{order:2}.board-panel p{max-width:620px;color:var(--muted);font-size:17px}.board-index{display:block;margin-bottom:20px;color:var(--green);font-weight:900}.link-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.link-row a{padding:9px 13px;background:#fff;border-radius:8px;color:var(--green-dark);font-size:13px;font-weight:800;text-decoration:none}.board-image{background:#fff}.board-image img{width:100%;height:350px;padding:25px;object-fit:contain}.breadboard-section{display:grid;grid-template-columns:.8fr 1.2fr;align-items:center;gap:clamp(40px,8vw,120px);background:#fff}.breadboard-section p:not(.eyebrow){color:var(--muted);font-size:18px}.notice{padding:18px;border-left:4px solid var(--green);background:var(--mint)}.breadboard-image img{width:100%}.final-safety{position:relative;display:grid;grid-template-columns:1fr 1fr .55fr;gap:40px;align-items:center;background:var(--warning)}.esd-title{display:flex;gap:18px;align-items:flex-start}.esd-title>img{width:70px;height:70px;object-fit:contain}.safety-list p{padding-bottom:14px;border-bottom:1px solid rgba(19,33,27,.13)}.handling-image{width:100%;max-height:320px;object-fit:cover;border-radius:18px}footer{display:flex;justify-content:space-between;gap:20px;padding:30px clamp(22px,7vw,110px);background:var(--ink);color:#b8c6bf;font-size:13px}footer a{color:#fff;font-weight:800;text-decoration:none}dialog{width:min(1000px,92vw);padding:0;border:0;border-radius:18px;background:#fff;box-shadow:0 30px 100px #0008}dialog::backdrop{background:rgba(5,20,13,.82);backdrop-filter:blur(4px)}dialog img{width:100%;max-height:85vh;object-fit:contain}.lightbox-close{position:absolute;z-index:2;top:10px;right:10px;width:42px;height:42px;border:0;border-radius:50%;background:#13211be6;color:#fff;font-size:28px;cursor:pointer}
@media(max-width:1050px){.inventory-grid{grid-template-columns:repeat(3,1fr)}.final-safety{grid-template-columns:1fr 1fr}.handling-image{display:none}}@media(max-width:780px){.site-header{flex-wrap:wrap}.menu-button{display:block}.print-button{display:none}.site-header nav{display:none;flex-basis:100%;flex-direction:column;gap:0;padding-bottom:8px}.site-header nav.open{display:flex}.site-header nav a{padding:10px 0}.hero{grid-template-columns:1fr;min-height:auto;background:radial-gradient(circle at 85% 5%,#d9f0df 0,transparent 35%),var(--cream)}.hero-image{max-width:600px}.rule-grid,.detail-grid{grid-template-columns:1fr}.rule-card{min-height:auto}.rule-number{margin-bottom:25px}.inventory-heading{display:block}.progress-wrap{margin-top:25px}.inventory-grid{grid-template-columns:repeat(2,1fr)}.board-panel,.breadboard-section{grid-template-columns:1fr}.board-panel.reverse>div{order:initial}.final-safety{grid-template-columns:1fr}footer{flex-direction:column}}@media(max-width:520px){h1{font-size:46px}.section,.hero{padding-left:18px;padding-right:18px}.inventory-grid{grid-template-columns:1fr}.item-card{display:grid;grid-template-columns:120px 1fr}.item-card img{height:100%;min-height:160px}.detail-card{grid-template-rows:180px 1fr}.esd-title{display:block}.esd-title>img{margin-bottom:20px}}@media print{.site-header,.hero,.detail-grid,.boards-section,.breadboard-section,.final-safety,footer,.text-button{display:none!important}.section{padding:20px}.inventory-section{display:block}.inventory-grid{grid-template-columns:repeat(2,1fr)}.item-card{break-inside:avoid}.item-card img{height:100px}.progress-wrap{display:none}}