:root{--bg:#f7f8f6;--card:#fff;--ink:#14211f;--muted:#5b6b68;--line:#dde3e1;--brand:#0f6b5c;--brand-d:#0f3d3e;--brand-l:#e3f2ee;--ok:#1d7a46;--ok-l:#e5f5ec;--bad:#b3261e;--bad-l:#fdecea;--warn:#8a5a00;--warn-l:#fff4dc;--info:#1f5fa8;--info-l:#e8f0fb;--r:14px;--sh:0 1px 2px rgba(0,0,0,.04),0 6px 24px rgba(15,61,62,.07)}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;font-size:17px;line-height:1.6;color:var(--ink);background:var(--bg)}
a{color:var(--brand)}a:hover{color:var(--brand-d)}:focus-visible{outline:3px solid #f2b705;outline-offset:2px;border-radius:4px}
h1,h2,h3,h4{line-height:1.2;letter-spacing:-.01em;margin:1.6em 0 .5em}h1{font-size:clamp(1.9rem,5vw,3rem);margin-top:0}h2{font-size:clamp(1.4rem,3vw,1.8rem)}h3{font-size:1.15rem}
code,pre{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.88em;background:#eef2f1;border-radius:6px;padding:.1em .35em}pre{padding:.8em;overflow:auto}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}.narrow{max-width:780px}.center{text-align:center}.muted{color:var(--muted);font-weight:400}.small{font-size:.85rem;color:var(--muted)}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:#fff;padding:8px;z-index:9}
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.hdr{display:flex;align-items:center;justify-content:space-between;min-height:64px;flex-wrap:wrap}
.brand{font-weight:800;color:var(--brand-d);text-decoration:none;display:flex;align-items:center;gap:.5rem;font-size:1.1rem}
.logo{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:8px;background:var(--brand);color:#fff;font-size:1rem}
.navtoggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:.45rem .8rem;font:inherit;font-size:.95rem;cursor:pointer}
nav#nav ul{list-style:none;display:flex;gap:.25rem;margin:0;padding:0;flex-wrap:wrap}
nav#nav a{display:block;padding:.5rem .7rem;border-radius:8px;text-decoration:none;color:var(--ink);font-size:.95rem}
nav#nav a:hover{background:var(--brand-l)}nav#nav a[aria-current=page]{background:var(--brand-l);color:var(--brand-d);font-weight:600}
@media(max-width:860px){.navtoggle{display:block}nav#nav{display:none;width:100%;padding-bottom:.8rem}nav#nav.open{display:block}nav#nav ul{flex-direction:column}}
.hero{background:linear-gradient(160deg,var(--brand-d),#145b52 60%,#1f7a6a);color:#fff;padding:64px 0 72px}
.hero h1{max-width:18ch}.hero .lede{max-width:60ch;font-size:1.15rem;color:#dcefeb}.hero strong{color:#fff}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.78rem;font-weight:700;color:#9fe0d1;margin:0 0 .8rem}
.cta{display:flex;gap:.8rem;flex-wrap:wrap;margin:1.6rem 0}
.trust{list-style:none;padding:0;margin:0;display:flex;gap:1.4rem;flex-wrap:wrap;font-size:.95rem;color:#dcefeb}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;padding:.75rem 1.25rem;border-radius:10px;font:inherit;font-weight:650;text-decoration:none;border:2px solid transparent;cursor:pointer;min-height:44px}
.btn.primary{background:#f2b705;color:#1b1600}.btn.primary:hover{background:#ffc928;color:#1b1600}
.btn.ghost{background:transparent;border-color:currentColor;color:var(--brand)}.hero .btn.ghost{color:#fff}
.btn.sm{padding:.45rem .9rem;min-height:38px;font-size:.92rem}
.how{padding:48px 20px 8px}.cards3{list-style:none;padding:0;display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:var(--sh)}.card h3{margin-top:.6rem}.card p{margin:0;color:var(--muted)}
.num{display:inline-grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--brand);color:#fff;font-weight:700;flex:none}
.checker{padding:32px 20px}.panel{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:clamp(18px,4vw,36px);box-shadow:var(--sh)}
.panelhead{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap}.panelhead h2{margin:0}
.privacy{background:var(--ok-l);border-radius:10px;padding:.7rem 1rem;font-size:.95rem}
.step{border-top:1px solid var(--line);padding:22px 0 8px}.stephead{display:flex;align-items:center;gap:.7rem}.stephead h3{margin:0}
.drop{position:relative;display:flex;flex-direction:column;align-items:center;gap:.3rem;margin-top:14px;padding:28px 16px;border:2px dashed #b9c8c4;border-radius:var(--r);background:#fbfcfc;text-align:center;cursor:pointer;transition:.15s}
.drop:hover,.drop.over{border-color:var(--brand);background:var(--brand-l)}.drop.has{border-style:solid;border-color:var(--ok);background:var(--ok-l)}
.drop input{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%}.drop:focus-within{outline:3px solid #f2b705}
.dropicon{font-size:1.8rem}.fname{font-weight:600;color:var(--ok)}
.msg{font-size:.95rem;color:var(--muted);min-height:1em}
.help{margin-top:12px;font-size:.95rem}.help summary{cursor:pointer;color:var(--brand);font-weight:600}
.row{display:flex;gap:1rem;align-items:center;flex-wrap:wrap;margin:14px 0}.inline input{width:5.5em;padding:.5rem;border:1px solid var(--line);border-radius:8px;font:inherit}
.tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;font-size:.9rem;margin:.6rem 0 1rem;background:#fff}th,td{border-bottom:1px solid var(--line);padding:.55rem .6rem;text-align:left;vertical-align:top}th{background:#f1f5f4;font-weight:650;white-space:nowrap}
tr.ok td:first-child{box-shadow:inset 4px 0 var(--ok)}tr.bad td:first-child{box-shadow:inset 4px 0 var(--bad)}
#et td[contenteditable]{background:#fffdf3;min-width:4em}#et td[contenteditable]:focus{background:#fff;outline:2px solid var(--brand)}
.del{border:none;background:var(--bad-l);color:var(--bad);border-radius:6px;cursor:pointer;padding:.2rem .5rem}#addrow,#csvbtn{margin:.3rem 0}#addrow{font:inherit;padding:.4rem .8rem;border-radius:8px;border:1px solid var(--line);background:#fff;cursor:pointer}
.summary{font-size:1.05rem}
.badge{display:inline-block;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.75rem;font-weight:700;padding:.2rem .5rem;border-radius:999px;white-space:nowrap;margin:.1rem 0}
.badge.ok{background:var(--ok-l);color:var(--ok)}.badge.bad{background:var(--bad-l);color:var(--bad)}.badge.warn{background:var(--warn-l);color:var(--warn)}.badge.info{background:var(--info-l);color:var(--info)}
.statuses{display:grid;gap:12px}.st{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;border-left:5px solid}.st p{margin:.4rem 0 0}
.st.ok{border-left-color:var(--ok)}.st.bad{border-left-color:var(--bad)}.st.warn{border-left-color:#e0a400}.st.info{border-left-color:var(--info)}
.note,.disc{background:var(--warn-l);border:1px solid #efd79a;border-radius:12px;padding:.8rem 1rem;font-size:.92rem;margin:1.2rem 0}.note.warn{margin-top:.4rem}
.callout{background:var(--brand-l);border-radius:var(--r);padding:24px;margin:2rem 0}.callout h3{margin-top:0}
.pagehead{background:linear-gradient(160deg,var(--brand-d),#1f7a6a);color:#fff;padding:48px 0 40px}.pagehead .lede{color:#dcefeb;font-size:1.12rem;margin:0}
.prose{padding:24px 20px 40px}.prose ul,.prose ol{padding-left:1.3rem}.prose li{margin:.3rem 0}
.src{display:inline;font-size:.85rem;color:var(--muted)}
.toc{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin:8px 0 12px}.toc ol{margin:.4rem 0 0}
.two{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.two .card p,.two li{color:var(--ink)}.ok-b{border-top:4px solid var(--ok)}.two h3{margin-top:0}
.example{background:var(--info-l);border-radius:12px;padding:.8rem 1rem;margin:1rem 0}
.steps li{margin:.6rem 0}
.glossary{display:grid;gap:10px}.glossary>div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 16px}.glossary dt{font-weight:700}.glossary dd{margin:.2rem 0 0}
.site-footer{background:#0d2526;color:#c5d6d3;padding:40px 0 24px;margin-top:40px;font-size:.95rem}.site-footer a{color:#cfeee7}.site-footer .brand{color:#fff}
.site-footer h2{font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;color:#8fb3ad;margin:0 0 .6rem}.site-footer ul{list-style:none;padding:0;margin:0}.site-footer li{margin:.3rem 0}
.fgrid{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.site-footer .disc{background:#16393a;border-color:#245556;color:#dbe8e6}.site-footer .small{color:#8fb3ad}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}