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button.is-on{color:#fff;background:var(--x-line2)}.lxd-grid{grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:14px;display:grid}.lxd-tile{text-align:left;color:var(--x-ink);background:linear-gradient(180deg, #ffffff08, transparent 40%), var(--x-panel);border:1px solid var(--x-line);border-radius:18px;flex-direction:column;gap:10px;padding:18px;transition:transform .2s,border-color .2s,box-shadow .2s;display:flex;position:relative}.lxd-tile:before{content:"";border-radius:inherit;background:linear-gradient(135deg, var(--x-acc), transparent 40%, var(--x-acc2));opacity:0;-webkit-mask-composite:xor;pointer-events:none;padding:1px;transition:opacity .2s;position:absolute;inset:-1px;-webkit-mask-image:linear-gradient(#000 0 0),linear-gradient(#000 0 0);-webkit-mask-position:0 0,0 0;-webkit-mask-size:auto,auto;-webkit-mask-repeat:repeat,repeat;-webkit-mask-clip:content-box,border-box;-webkit-mask-origin:content-box,border-box;-webkit-mask-composite:xor;mask-composite:exclude;-webkit-mask-source-type:auto,auto;mask-mode:match-source,match-source}.lxd-tile:hover{transform:translateY(-3px);box-shadow:0 18px 40px #00000073,0 0 40px #f08a4614}.lxd-tile:hover:before{opacity:1}.lxd-tile.is-dim{opacity:.4}.lxd-tile-top{align-items:center;gap:10px;display:flex}.lxd-tile-ico{color:#fff;background:linear-gradient(135deg,#f08a46e6,#f8bf74e6);border-radius:13px;place-items:center;width:44px;height:44px;display:grid;box-shadow:0 6px 18px #f08a464d}.lxd-tile-n{font:700 13px var(--font-mono);color:var(--x-dim);margin-left:auto}.lxd-tile-name{letter-spacing:-.01em;color:#fff;font-size:1.12rem;font-weight:700}.lxd-tile-blurb{color:var(--x-muted);font-size:.9rem;line-height:1.55}.lxd-tile-cmds{flex-wrap:wrap;gap:6px;margin-top:2px;display:flex}.lxd .lxd-tile-cmds code{color:#d8f3e3;background:#4ade8014;border:1px solid #4ade8033;border-radius:7px;padding:3px 8px;font-size:12px}.lxd-tile-cmds em{font:600 12px var(--font-mono);color:var(--x-dim);align-self:center;font-style:normal}.lxd-tile-foot{border-top:1px dashed var(--x-line);color:var(--x-muted);align-items:center;gap:12px;margin-top:auto;padding-top:10px;font-size:12.5px;display:flex}.lxd-lvl{border-radius:99px;flex:1;gap:2px;height:5px;display:flex;overflow:hidden}.lxd-lvl i{min-width:0;display:block}.lxd-lvl .is-b{background:var(--x-ok)}.lxd-lvl .is-i{background:var(--x-acc2)}.lxd-lvl .is-a{background:var(--x-acc)}.lxd-ring{flex:none}.lxd-ring-bg{fill:none;stroke:var(--x-line2);stroke-width:3px}.lxd-ring-fg{fill:none;stroke:var(--x-ok);stroke-width:3px;stroke-linecap:round;transition:stroke-dasharray .4s}.lxd-ring text{font:700 10.5px var(--font-mono);fill:var(--x-muted)}.lxd-panel{background:var(--x-panel);border:1px solid var(--x-line);border-radius:20px;overflow:hidden}.lxd-panel-h{border-bottom:1px solid var(--x-line);padding:18px 20px}.lxd-panel-h h2{color:#fff;margin:0;font-size:1.15rem}.lxd-panel-h code{color:var(--x-acc)}.lxd-track-h{border-bottom:1px solid var(--x-line);background:radial-gradient(120% 140% at 0 0,#f08a4624,#0000 60%),radial-gradient(100% 140% at 100% 0,#f8bf741f,#0000 60%);align-items:center;gap:18px;padding:24px;display:flex}.lxd-track-h>div{flex:1;min-width:0}.lxd-track-ico{color:#fff;background:linear-gradient(135deg, var(--x-acc), var(--x-acc2));border-radius:18px;flex:none;place-items:center;width:60px;height:60px;display:grid;box-shadow:0 10px 30px #f08a4659}.lxd-track-n{font:700 12px var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--x-acc)}.lxd-track-h h2{letter-spacing:-.02em;color:#fff;margin:4px 0;font-size:clamp(22px,2.6vw,30px)}.lxd-track-h p{color:var(--x-muted);margin:0;line-height:1.55}.lxd-rows{flex-direction:column;padding:8px;display:flex}.lxd-row{border-radius:12px;grid-template-columns:16px minmax(120px,210px) minmax(0,1fr) auto auto 22px;align-items:center;gap:12px;padding:12px 14px;transition:background .12s;display:grid;color:var(--x-ink)!important;text-decoration:none!important}.lxd-row+.lxd-row{box-shadow:0 -1px 0 var(--x-line)}.lxd-row:hover{background:#ffffff0a}.lxd-row-prompt{font:700 14px var(--font-mono);color:var(--x-ok)}.lxd-row-name{color:#fff;white-space:nowrap;text-overflow:ellipsis;font-size:14.5px;font-weight:700;overflow:hidden}.lxd-row-title{color:var(--x-muted);white-space:nowrap;text-overflow:ellipsis;font-size:.93rem;overflow:hidden}.lxd-row-track{font:600 11.5px var(--font-mono);color:var(--x-dim);white-space:nowrap}.lxd-row-state{width:22px;height:22px;color:var(--x-dim);border-radius:99px;place-items:center;display:grid}.lxd-row:hover .lxd-row-state{color:var(--x-ink)}.lxd-row.is-done .lxd-row-state{color:#0f0d0b;background:var(--x-ok)}.lxd-pill{white-space:nowrap;border:1px solid;border-radius:99px;padding:3px 9px;font-size:11.5px;font-weight:700}.lxd-pill.is-beginner{color:var(--x-ok);background:#4ade8014;border-color:#4ade8059}.lxd-pill.is-intermediate{color:#ffc98a;background:#f8bf741a;border-color:#f8bf7466}.lxd-pill.is-advanced{color:#ff8a3d;background:#f08a461a;border-color:#f08a4666}.lxd-empty{color:var(--x-muted);margin:0;padding:22px}.lxd-empty code{color:var(--x-ink)}.lxd-track-nav{border-top:1px solid var(--x-line);justify-content:space-between;gap:10px;padding:14px 18px;display:flex}.lxd-track-nav button{color:var(--x-muted);border:1px solid var(--x-line);border-radius:10px;align-items:center;gap:8px;padding:8px 12px;font-size:13.5px;font-weight:600;display:inline-flex}.lxd-track-nav button:hover{color:#fff;border-color:var(--x-line2)}.lxd-track-nav .is-next{margin-left:auto}@media (max-width:1080px){.lxd-hero-in,.lxd-body{grid-template-columns:1fr}.lxd-rail{max-height:none;padding:8px;position:static}.lxd-rail ol{scrollbar-width:none;flex-direction:row;gap:6px;overflow-x:auto}.lxd-rail li button{white-space:nowrap;width:auto}.lxd-rail-name{overflow:visible}.lxd-rail-all{display:none!important}}@media (max-width:700px){.lxd-hero{padding:120px 16px 40px}.lxd-body{padding:20px 16px 60px}.lxd-tools{top:72px}.lxd-row{grid-template-columns:14px minmax(0,1fr) auto}.lxd-row-title,.lxd-row-track,.lxd-row-state{display:none}.lxd-track-h{flex-wrap:wrap;padding:18px}}@media (prefers-reduced-motion:reduce){.lxd-dot{animation:none}.lxd-tile,.lxd-tile:hover{transition:none;transform:none}}.mt code,.an code,.ll code,.lxd code{font-size:inherit;background:0 0;border:0;border-radius:0;padding:0}.ll-head h1 code{font-size:1em}.ll-syntax code,.ll-sol{background:#1c1c1e;border-radius:9px;padding:10px 12px;font-size:14px}.mt-cmdbox code{color:#f5f5f7;font-size:12.5px}@media (max-width:1000px){.lxd-hero-text{padding-top:0}}