.prx-page{position:relative;z-index:1;max-width:1344px;margin:0 auto;padding:36px 24px 80px}.prx-crumb{display:flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:22px}.prx-crumb,.prx-crumb a{color:rgba(255,255,255,.46)}.prx-crumb a:hover{color:#fff}.prx-crumb b{color:rgba(248,250,252,.86);font-weight:600}.prx-hero{margin:8px 0 30px}.prx-label{display:inline-flex;font-family:var(--font-mono);font-size:10.5px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:#93c5fd;border:1px solid rgba(96,165,250,.32);background:rgba(59,130,246,.1);border-radius:999px;padding:6px 12px}.prx-h1{margin:16px 0 12px;font-size:52px;line-height:1.05;font-weight:900;letter-spacing:-.03em;display:inline-block}.prx-sub{margin:0;max-width:640px;font-size:16.5px;line-height:1.65;color:rgba(248,250,252,.68)}.prx-filters{display:flex;flex-wrap:wrap;gap:8px;margin:26px 0 8px}.prx-fchip{display:inline-flex;align-items:center;gap:7px;border-radius:999px;border:1px solid var(--page-line);background:rgba(255,255,255,.04);padding:7px 14px;font-size:12.5px;font-weight:600;color:rgba(248,250,252,.68);cursor:pointer}.prx-fchip.on{border-color:rgba(96,165,250,.34);background:rgba(59,130,246,.13);color:#fff}.prx-group{margin-top:30px}.prx-glabel{font-family:var(--font-mono);font-size:10.5px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:rgba(255,255,255,.46);margin:0 0 10px 4px}.prx-rows{display:flex;flex-direction:column;gap:8px}.prx-row{display:flex;align-items:center;gap:14px;border:1px solid var(--page-line);background:var(--page-panel);border-radius:14px;padding:14px 18px;backdrop-filter:blur(18px);color:inherit;text-decoration:none}.prx-row:hover{border-color:rgba(96,165,250,.34)}.prx-q{font-size:14.5px;font-weight:600;color:rgba(248,250,252,.94);margin-right:auto;line-height:1.4}.prx-chips{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.prx-chip{display:inline-flex;align-items:center;gap:6px;border-radius:999px;border:1px solid var(--page-line);background:rgba(255,255,255,.05);padding:5px 10px;font-family:var(--font-mono);font-size:10.5px;font-weight:600;letter-spacing:.1em;color:rgba(248,250,252,.86);flex:0 0 auto}.prx-chip-lang{border-color:rgba(167,139,250,.35);background:rgba(167,139,250,.12);color:#c4b5fd;font-weight:700;text-transform:uppercase;letter-spacing:.14em}.prx-dot{width:7px;height:7px;border-radius:50%}.prx-chip-junior .prx-dot{background:#34d399;box-shadow:0 0 6px #34d399}.prx-chip-middle .prx-dot{background:#60a5fa;box-shadow:0 0 6px #60a5fa}.prx-chip-senior .prx-dot{background:#fb7185;box-shadow:0 0 6px #fb7185}.prx-solved{display:inline-flex;align-items:center;gap:6px;font-family:var(--font-mono);font-size:10.5px;font-weight:700;letter-spacing:.1em;color:#6ee7b7;border:1px solid rgba(52,211,153,.34);background:rgba(16,185,129,.12);border-radius:999px;padding:4px 10px;flex:0 0 auto}.prx-grid{display:grid;grid-template-columns:460px minmax(0,1fr);gap:28px;align-items:start}.prx-right{display:flex;flex-direction:column;gap:18px}.prx-stmt{padding:26px 28px;border-radius:18px}.prx-stmt-title{margin:14px 0;font-size:27px;line-height:1.18;font-weight:800;letter-spacing:-.02em;color:#fff;text-wrap:balance}.prx-prose{font-size:15px}.prx-meta{display:flex;gap:16px;margin-top:20px;padding-top:16px;border-top:1px solid var(--page-line);font-family:var(--font-mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.46)}.prx-widget{display:flex;flex-direction:column;gap:18px}.prx-widget,.prx-widget .win{position:relative}.prx-tab{cursor:pointer;border-left:0;border-right:0;border-bottom:0}.prx-tab-off{border-top-color:transparent;background:transparent;color:rgba(255,255,255,.46)}.prx-ro,.prx-tab-off i{color:rgba(255,255,255,.3)}.prx-ro{font-size:9.5px;letter-spacing:.08em;margin-left:2px}.prx-static{position:static;pointer-events:auto;padding:14px 16px;overflow-x:auto}.prx-foot{display:flex;align-items:center;gap:14px;padding:12px 14px;border-top:1px solid rgba(255,255,255,.06)}.prx-hint{margin-left:auto;font-size:11px;color:rgba(255,255,255,.3)}.prx-hint,.prx-hint kbd{font-family:var(--font-mono)}.prx-hint kbd{font-size:10px;padding:2px 6px;border-radius:5px;border:1px solid var(--page-line);background:rgba(255,255,255,.05);color:rgba(248,250,252,.68)}.prx-btn{display:inline-flex;align-items:center;gap:8px;border-radius:10px;font-size:13.5px;font-weight:700;padding:10px 18px;border:1px solid transparent;cursor:pointer;color:rgba(248,250,252,.86);background:transparent}.prx-btn:disabled{opacity:.42;cursor:default;box-shadow:none}.prx-btn-run{background:linear-gradient(135deg,#3b82f6,#6366f1);color:#fff;box-shadow:0 10px 26px -10px rgba(59,130,246,.55)}.prx-btn-text{color:rgba(248,250,252,.68);font-weight:600;padding:10px 6px}.prx-btn-ghost{border-color:var(--page-line)}.prx-btn-ai{background:rgba(16,185,129,.13);border-color:rgba(52,211,153,.34);color:#34d399}.prx-res{border-radius:14px;overflow:hidden;border:1px solid var(--page-line);background:rgba(8,11,20,.66)}.prx-res-head{display:flex;align-items:center;gap:10px;padding:10px 16px;font-family:var(--font-mono);font-size:12px;font-weight:700;letter-spacing:.06em}.prx-res-sub{margin-left:auto;font-weight:400;color:rgba(255,255,255,.3);font-size:11px;letter-spacing:.02em}.prx-res-fail .prx-res-head{background:rgba(251,113,133,.1);color:#fda4af;border-bottom:1px solid rgba(251,113,133,.22)}.prx-res-pass .prx-res-head{background:rgba(52,211,153,.1);color:#6ee7b7;border-bottom:1px solid rgba(52,211,153,.22)}.prx-res-warn .prx-res-head{background:rgba(251,191,36,.1);color:#fcd34d;border-bottom:1px solid rgba(251,191,36,.22)}.prx-res-info .prx-res-head{background:rgba(96,165,250,.1);color:#93c5fd;border-bottom:1px solid rgba(96,165,250,.22)}.prx-res-body{margin:0;padding:14px 18px;font-family:var(--font-mono);font-size:12.5px;line-height:1.65;white-space:pre-wrap;word-break:break-word;color:rgba(248,250,252,.86);overflow-x:auto;max-height:420px;overflow-y:auto}.prx-res-actions{padding:0 16px 14px}.prx-review{display:flex;align-items:center;gap:14px;border:1px solid var(--page-line);background:var(--page-panel);border-radius:14px;padding:12px 16px;flex-wrap:wrap}.prx-credit{font-family:var(--font-mono);font-size:10px;font-weight:700;letter-spacing:.08em;padding:3px 7px;border-radius:6px;background:rgba(255,255,255,.07);border:1px solid var(--page-line);color:rgba(248,250,252,.68)}.prx-review-note{font-size:12.5px;color:rgba(255,255,255,.46)}.prx-gate{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;background:rgba(5,8,15,.55);backdrop-filter:blur(2px);border-radius:14px;text-align:center;padding:20px}.prx-gate p{margin:0;font-size:14px;font-weight:700;color:#fff}.prx-gate span{font-size:12px;color:rgba(255,255,255,.6)}.prx-embed-foot{display:flex;align-items:center;justify-content:flex-end;gap:14px;margin-top:12px}.prx-embed-count{font-family:var(--font-mono);font-size:11px;color:rgba(255,255,255,.3)}@media (max-width:900px){.prx-page{padding:22px 14px 100px}.prx-h1{font-size:34px}.prx-grid{grid-template-columns:1fr;gap:14px}.prx-stmt{padding:18px}.prx-stmt-title{font-size:22px}.prx-foot{flex-wrap:wrap;row-gap:10px;padding:10px 12px}.prx-btn-run{flex:1 1 100%;justify-content:center}.prx-hint{display:none}.prx-res-body{font-size:11px}.prx-row{flex-wrap:wrap}.prx-q{flex-basis:100%}}