:root{--navy-900:#151044;--navy-800:#18125b;--orange-600:#ee4522;--orange-700:#e8540c;--hero:linear-gradient(135deg,#160c1b,#1d1b49 50%,#364a74);--surface:#fff;--muted:#f7f7f8;--border:#d7d9e0;--text:#151044;--text-muted:#5b5e73;--high:#fc755d;--medium:#ffc000;--low:#f8fb5a;--ok:#1e8e5a;--bad:#d93025;--font:Tahoma,"Segoe UI",Verdana,Arial,sans-serif;--r:10px}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:var(--font);color:var(--text);background:var(--muted);font-size:15px;line-height:1.5}a{color:var(--navy-800)}.container{max-width:1080px;margin:0 auto;padding:0 16px}.topbar{background:var(--navy-900);color:#fff;border-bottom:4px solid var(--orange-600)}.topbar .container{gap:14px;min-height:68px;flex-wrap:wrap}.brand,.topbar .container{display:flex;align-items:center}.brand{gap:10px;color:#fff;text-decoration:none}.brand img{height:44px;background:#fff;border-radius:50%;padding:2px}.brand strong{display:block;font-size:16px}.brand 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var(--border);border-radius:8px;font:inherit;background:#fff}.btn{display:inline-block;background:var(--orange-600);color:#fff;border:0;border-radius:8px;padding:10px 18px;font:inherit;font-weight:700;cursor:pointer;text-decoration:none}.btn:hover{background:var(--orange-700)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.ghost{background:#fff;color:var(--navy-900);border:1px solid var(--border)}.btn.navy{background:var(--navy-900)}.btn.sm{padding:6px 12px;font-size:13px}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.err{color:var(--bad)}.err,.okmsg{font-size:13px;margin-top:8px}.okmsg{color:var(--ok)}.seg{display:inline-flex;border:1px solid var(--border);border-radius:8px;overflow:hidden;background:#fff}.seg button{border:0;background:none;padding:9px 16px;font:inherit;cursor:pointer;color:var(--navy-900)}.seg button.on{background:var(--navy-900);color:#fff}.chip{display:inline-block;font-size:11px;font-weight:700;padding:2px 8px;border-radius:10px;color:#222;text-transform:uppercase}.chip.high{background:var(--high)}.chip.medium{background:var(--medium)}.chip.low{background:var(--low)}.bar{height:8px;background:#e8e9ef;border-radius:4px;overflow:hidden}.bar>div{height:100%;background:var(--orange-600)}.bar.good>div{background:var(--ok)}.domain{margin-bottom:12px}.domain>summary{list-style:none;cursor:pointer;display:flex;gap:12px;align-items:center}.domain>summary::-webkit-details-marker{display:none}.domain .code{background:var(--navy-900);color:#fff;font-weight:700;border-radius:8px;padding:6px 10px;min-width:48px;text-align:center}.domain .w{margin-left:auto;font-weight:700;color:var(--orange-600);white-space:nowrap}.plan-item{display:grid;grid-template-columns:26px 1fr auto;grid-gap:10px;gap:10px;padding:10px 0;border-top:1px solid var(--border);align-items:start}.plan-item.done .t{text-decoration:line-through;opacity:.6}.plan-item .t{font-weight:700}.plan-item 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0;font-size:12px;cursor:pointer;font-family:inherit}.navgrid button.ans{background:var(--navy-900);color:#fff}.navgrid button.flag{outline:2px solid var(--orange-600)}.navgrid button.cur{box-shadow:0 0 0 2px var(--orange-600) inset}.timer{font-size:26px;font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.timer.low{color:var(--bad)}.expl{background:var(--muted);border-left:3px solid var(--navy-900);padding:10px 12px;margin-top:12px;font-size:14px}table.t{width:100%;border-collapse:collapse;background:#fff}table.t td,table.t th{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border);font-size:14px;vertical-align:top}table.t th{font-size:12px;text-transform:uppercase;color:var(--text-muted)}.pill,table.t th{background:var(--muted)}.pill{font-size:11px;padding:2px 8px;border-radius:10px;border:1px solid var(--border)}.pill.ok{background:#eaf6ef;border-color:#b9e0c9;color:var(--ok)}.pill.bad{background:#fdecea;border-color:#f4c2bd;color:var(--bad)}