:root{--ink:#17202a;--mut:#5b6775;--line:#e3e8ee;--bg:#fff;--soft:#f4f7fa;--acc:#0f766e;--acc2:#0b5f59;--best:#e6f6f3;--warn:#b45309}
*{box-sizing:border-box}
html{font-size:17px;-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55}
a{color:var(--acc)}
.wrap{max-width:1040px;margin:0 auto;padding:0 16px}
.row{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.top{border-bottom:1px solid var(--line);padding:12px 0;background:#fff}
.logo{font-weight:700;color:var(--ink);text-decoration:none;font-size:1.15rem;display:inline-flex;align-items:center;gap:8px}
.sim{width:18px;height:24px;border:2px solid var(--acc);border-radius:3px 7px 3px 3px;position:relative;display:inline-block}
.sim:after{content:"";position:absolute;left:3px;top:7px;width:8px;height:8px;border:1.5px solid var(--acc);border-radius:2px}
nav{display:flex;gap:18px;flex-wrap:wrap}
nav a{color:var(--mut);text-decoration:none;font-size:.95rem}
nav a:hover{color:var(--acc)}
h1{font-size:1.9rem;line-height:1.2;margin:28px 0 10px}
h2{font-size:1.35rem;margin:36px 0 12px}
h3{font-size:1.1rem;margin:22px 0 8px}
p{margin:0 0 14px}
.lead{font-size:1.1rem;color:var(--mut)}
.muted{color:var(--mut)}
.small{font-size:.9rem}
.btn{display:inline-block;background:var(--acc);color:#fff;text-decoration:none;padding:9px 16px;border-radius:7px;font-weight:600;white-space:nowrap}
.btn:hover{background:var(--acc2)}
.btn.sm{padding:6px 12px;font-size:.9rem}
.btn.ghost{background:#fff;color:var(--acc);border:1px solid var(--acc)}
table{border-collapse:collapse;width:100%;margin:10px 0 20px}
th,td{padding:10px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}
th{font-size:.85rem;color:var(--mut);font-weight:600;text-transform:uppercase;letter-spacing:.03em}
td.r,th.r{text-align:right}
td b{font-size:1.05rem}
td small{display:block;color:var(--acc);font-size:.8rem}
tr.best td{background:var(--best)}
tr.best td:first-child{border-left:3px solid var(--acc)}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;margin:14px 0 24px}
.card{border:1px solid var(--line);border-radius:10px;padding:16px;background:#fff}
.card .k{font-size:.85rem;color:var(--mut);text-transform:uppercase;letter-spacing:.03em}
.card .v{font-size:1.5rem;font-weight:700;margin:4px 0 2px}
.card .d{font-size:.92rem;color:var(--mut)}
.card .btn{margin-top:10px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:8px 18px;margin:8px 0 20px}
.grid a{text-decoration:none;padding:6px 0;border-bottom:1px solid var(--line);color:var(--ink);display:flex;justify-content:space-between;gap:8px}
.grid a span{color:var(--mut);font-size:.9rem;white-space:nowrap}
.grid a:hover{color:var(--acc)}
.note{background:var(--soft);border-radius:10px;padding:14px 18px;margin:16px 0}
.code{display:inline-flex;align-items:center;gap:10px;border:2px dashed var(--acc);border-radius:8px;padding:8px 14px;font-family:ui-monospace,Menlo,monospace;font-size:1.2rem;font-weight:700;background:#fff}
.code button{font:inherit;font-size:.85rem;font-weight:600;background:var(--acc);color:#fff;border:0;border-radius:6px;padding:6px 10px;cursor:pointer}
.faq h3{margin-top:18px}
.foot{border-top:1px solid var(--line);margin-top:48px;padding:24px 0 32px;font-size:.88rem;color:var(--mut)}
.foot .links a{margin-right:16px}
.tbl-wrap{overflow-x:auto}
.check{color:var(--acc);font-weight:700}
.cross{color:var(--mut)}
@media (max-width:640px){html{font-size:16px}h1{font-size:1.5rem}th:nth-child(5),td:nth-child(5){display:none}.btn.sm{padding:6px 8px;font-size:.85rem}td,th{padding:8px 6px}}