:root{--ink:#16202b;--muted:#5d6b7a;--line:#e6eaf0;--bg:#f4f6f9;--card:#fff;--housing:#0b0e13;--work:#22c55e;--radius:18px;--shadow:0 18px 44px -22px rgba(20,30,45,.5);--max:880px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Outfit",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit}
h1,h2{font-family:'Anton',Impact,sans-serif;font-weight:400;letter-spacing:.4px;line-height:1.08}
h3{font-weight:800;font-size:18px;margin:22px 0 6px}
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}
header.nav{position:sticky;top:0;z-index:30;background:rgba(244,246,249,.88);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:60px;gap:12px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;text-decoration:none}
.brand img{width:32px;height:32px;border-radius:8px;display:block}
.nav-links{display:flex;gap:18px;font-weight:600;font-size:14px;color:var(--muted)}
.nav-links a{text-decoration:none}.nav-links a:hover{color:var(--ink)}
@media(max-width:700px){.nav-links{display:none}}
.crumbs{font-size:13px;color:var(--muted);padding-top:22px}
.crumbs a{text-decoration:none;font-weight:600}.crumbs a:hover{text-decoration:underline}
.hero{padding:18px 0 34px}
.eyebrow{font-weight:800;font-size:13px;letter-spacing:1.4px;text-transform:uppercase;color:#15803d}
.hero h1{font-size:clamp(36px,6vw,58px);margin:10px 0 14px}
.lead{font-size:clamp(17px,2.2vw,20px);color:var(--muted);font-weight:500;max-width:60ch;margin:0 0 22px}
.cta-row{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:15px;text-decoration:none;padding:13px 22px;border-radius:13px;cursor:pointer;border:0;font-family:inherit}
.btn-primary{background:var(--work);color:#0b1c12;box-shadow:0 14px 30px -12px rgba(34,197,94,.7)}
.btn-ghost{background:var(--card);color:var(--ink);border:1px solid var(--line);box-shadow:var(--shadow)}
.status{margin:22px 0 0;background:#fff;border:1px solid var(--line);border-left:4px solid var(--work);border-radius:12px;padding:12px 16px;font-size:14.5px;color:var(--muted)}
main section{padding:30px 0}
main section h2{font-size:clamp(26px,3.6vw,36px);margin:0 0 12px}
main p{margin:0 0 14px}
main ul,main ol{padding-left:22px;margin:0 0 14px}
main li{margin-bottom:6px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:700px){.grid2{grid-template-columns:1fr}}
.shot{display:block;max-width:300px;margin:8px auto 0;border-radius:20px;border:1px solid var(--line);box-shadow:var(--shadow);width:100%;height:auto}
table{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;font-size:15px}
th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top}
th{background:#eef2f6;font-weight:800}
tr:last-child td{border-bottom:0}
.tablewrap{overflow-x:auto}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:4px 18px;margin-bottom:10px}
.faq summary{cursor:pointer;font-weight:700;padding:14px 0}
.faq p{color:var(--muted);margin:0 0 14px}
.note{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px}
.note h2{font-size:22px!important}
.note ul{margin:0}
.related{display:flex;flex-wrap:wrap;gap:10px}
.related a{background:var(--card);border:1px solid var(--line);border-radius:999px;padding:8px 15px;font-weight:700;font-size:14px;text-decoration:none}
.related a:hover{border-color:var(--work)}
footer{padding:30px 0 40px;border-top:1px solid var(--line);color:var(--muted);font-size:14px;margin-top:20px}
footer a{font-weight:600}
.src{font-size:13px;color:var(--muted)}
/* verify tool */
.tool label{display:block;font-weight:700;font-size:14px;margin:12px 0 6px}
.tool textarea,.tool input,.tool select{width:100%;border:1px solid var(--line);border-radius:12px;padding:12px;font:inherit;font-size:15px;background:#fff;color:var(--ink)}
.tool textarea{min-height:140px;resize:vertical;font-family:ui-monospace,Menlo,monospace;font-size:13.5px}
.row2{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
@media(max-width:700px){.row2{grid-template-columns:1fr}}
.out{margin-top:16px;border-radius:14px;padding:16px 18px;border:1px solid var(--line);background:#fff}
.out.ok{border-color:#86d6a3;background:#effaf3}
.out.bad{border-color:#f0a8a8;background:#fdf1f1}
.out b{font-weight:800}
.tabs{display:flex;gap:8px;margin-bottom:14px;flex-wrap:wrap}
.tabs button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:9px 16px;font:inherit;font-weight:700;font-size:14px;cursor:pointer}
.tabs button[aria-selected=true]{background:var(--ink);color:#fff;border-color:var(--ink)}