.ml-heading{display:flex;justify-content:space-between;align-items:center;gap:24px;margin:30px 0}.ml-heading h1 span{color:var(--accent)}.ml-heading p:not(.eyebrow){max-width:70ch;color:var(--muted)}.ml-heading-badge{background:#142f42;color:#a4edff;border:1px solid #315469;border-radius:18px;padding:18px 24px;font:800 1.35rem ui-monospace,monospace;white-space:nowrap}.ml-heading-badge b{color:#ffe3a0}.ml-heading-badge i{color:#ff9db0;font-style:normal}
.ml-start,.ml-side,.ml-challenge,.ml-finish{border:1px solid var(--line);border-radius:20px;background:var(--white);box-shadow:0 12px 32px #0c293a0c}
.ml-start{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(260px,.9fr);gap:40px;padding:clamp(24px,4vw,48px)}.ml-start h2,.ml-finish h2{font-size:clamp(1.5rem,2vw,2.1rem);margin:0 0 12px}.ml-start p,.ml-finish p{color:var(--muted);line-height:1.65}.ml-note{font-size:.84rem}.ml-start h3{font-size:1rem;margin:0 0 10px}.ml-start h3+.ml-stage-list{margin-bottom:0}.ml-legend h3:not(:first-child){margin-top:22px}
.ml-legend-row{font-synthesis:weight style;display:grid;grid-template-columns:7.5em 1.2em 6em 1fr;align-items:center;gap:8px;padding:8px 12px;border:1px solid var(--line);border-radius:10px;background:var(--soft);margin-bottom:6px;font-size:.95rem}.ml-legend-row code{font:700 .95rem ui-monospace,monospace}.ml-legend-row small{color:var(--muted)}.ml-arrow{color:var(--muted)}
.ml-stage-list{list-style:none;margin:0;padding:0;display:grid;gap:8px}.ml-stage-list li{display:flex;gap:14px;align-items:center;padding:12px 14px;background:var(--soft);border:1px solid var(--line);border-radius:12px}.ml-stage-list b{color:var(--accent);font-size:1.15rem}.ml-stage-list li>span{display:grid;gap:2px;font-size:.85rem;color:var(--muted)}.ml-stage-list strong{color:var(--ink);font-size:.98rem}.ml-total{font-weight:700;color:var(--accent)!important}
.ml-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.ml-layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:22px;align-items:start}
.ml-side{padding:20px}.ml-side-stage{margin:14px 0 6px;font-size:.78rem;font-weight:700;color:var(--muted)}.ml-side ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px}.ml-side ol button{display:grid;place-items:center;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:var(--soft);color:var(--ink);font:700 .9rem inherit;cursor:pointer;padding:2px}.ml-side ol button small{font-size:.5rem;letter-spacing:-1px;color:#d49b00;line-height:1}.ml-side ol button.is-done{border-color:var(--accent)}.ml-side ol button[aria-current]{background:var(--accent);color:#fff;border-color:var(--accent)}.ml-side ol button[aria-current] small{color:#fff}
.ml-score{border-top:1px solid var(--line);margin-top:18px;padding:18px 2px 8px;display:grid}.ml-score span{font-size:.7rem;letter-spacing:.08em;color:var(--muted);font-weight:700}.ml-score strong{font-size:2.2rem;line-height:1.2;color:var(--accent)}.ml-score small{color:var(--muted)}.ml-link{border:0;background:none;color:var(--accent);padding:8px 0;font:inherit;cursor:pointer}
.ml-challenge{padding:clamp(20px,4vw,40px);min-width:0}.ml-top{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.75rem;letter-spacing:.06em;color:var(--accent);font-weight:800}.ml-progress{height:7px;background:var(--soft);border-radius:8px;margin:14px 0 26px;overflow:hidden}.ml-progress span{display:block;background:var(--accent);height:100%}.ml-challenge h2{font-size:clamp(1.4rem,3vw,2rem);margin:0 0 8px}.ml-task{color:var(--muted);margin:0 0 16px}
.ml-tip{margin:-4px 0 14px;color:var(--muted)}.ml-tip summary{color:var(--accent);cursor:pointer;font-weight:700}.ml-tip p{margin:6px 0 0}
.ml-label{display:block;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;font-weight:800;color:var(--muted);margin:0 0 8px}
.ml-target,.ml-preview{border-radius:14px;padding:16px 20px;margin:0 0 16px}.ml-target{background:#fffdf4;border:2px solid #e8d48a;color:#1c2430}.ml-target .ml-label{color:#8a6d00}.ml-preview{background:var(--soft);border:1px dashed var(--line)}.ml-preview[data-state=error]{border-color:#d33b52}.ml-preview[data-state=checked]{border-style:solid}
.ml-text{font-synthesis:weight style;margin:0;font-size:clamp(1.05rem,2.2vw,1.3rem);line-height:1.7;overflow-wrap:anywhere;white-space:pre-wrap}
.ml-b{font-weight:800}.ml-i{font-style:italic}.ml-c{color:#d6213f}.ml-h{background:#ffe95c;color:#1c2430}.ml-u{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px}.ml-u.ml-wrong{text-decoration:underline}
.ml-wrong{outline:2px solid #d33b52;outline-offset:1px;border-radius:2px;box-shadow:inset 0 -3px 0 #d33b52}
.ml-source{font-family:ui-monospace,monospace;font-size:.95em}.ml-bad{background:#d33b52;color:#fff;padding:0 3px;border-radius:3px;font-family:ui-monospace,monospace}.ml-error{margin:8px 0 0;color:#c22b45;font-weight:600;font-size:.92rem}.ml-error:empty{display:none}
.ml-tools{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 10px}.ml-tool{display:flex;gap:7px;align-items:center;border:1px solid var(--line);background:var(--white);color:var(--ink);border-radius:9px;padding:7px 10px;font:inherit;font-size:.86rem;cursor:pointer;min-height:40px}.ml-tool code{font:700 .82rem ui-monospace,monospace;color:var(--muted);font-weight:700;font-style:normal;background:none}.ml-tool:hover{border-color:var(--accent)}.ml-tool.ml-h{background:#fff7b8}.ml-tool.ml-c{color:#d6213f}.ml-reset{margin-left:auto}
#ml-code{width:100%;min-height:96px;border:1px solid var(--field-border);border-radius:12px;padding:12px 14px;background:var(--white);color:var(--ink);font:500 1.05rem/1.6 ui-monospace,monospace;resize:vertical}#ml-code:focus{outline:3px solid var(--accent-soft);border-color:var(--accent)}
.ml-hint{color:var(--muted);font-size:.8rem;margin:4px 0 16px}
.ml-result{margin-top:18px;padding:18px 20px;border-radius:14px;border:1px solid var(--line);background:var(--soft)}.ml-result strong{font-size:1.1rem}.ml-result p{margin:8px 0 0}.ml-result[data-state=perfect]{border-color:#2f9e6a;background:#eaf8f0;color:#123d29}.ml-result[data-state=syntax],.ml-result[data-state=text]{border-color:#d33b52;background:#fdeef1;color:#5a1020}.ml-result[data-state=styles]{border-color:#d49b00;background:#fff8e1;color:#4a3800}.ml-result .primary-button{margin-top:14px}.ml-stars{font-size:1.15rem;color:#9a6f00!important;font-weight:700}
.ml-meter{height:9px;background:#0000001a;border-radius:6px;margin:10px 0 0;overflow:hidden}.ml-meter span{display:block;height:100%;background:currentColor}
.ml-finish{padding:clamp(24px,4vw,48px);text-align:center}.ml-final{display:grid;margin:20px 0}.ml-final strong{font-size:3rem;color:var(--accent)}.ml-final span{color:var(--muted)}.ml-finish .ml-actions{justify-content:center}
.ml-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
:root[data-theme=dark] .ml-target{background:#1f1d12;border-color:#6d5c1c;color:#f6efd2}:root[data-theme=dark] .ml-target .ml-label{color:#e4c75a}:root[data-theme=dark] .ml-c{color:#ff6b84}:root[data-theme=dark] .ml-tool.ml-h{background:#3d3812}
@media(max-width:860px){.ml-start,.ml-layout{grid-template-columns:1fr}.ml-side{order:2}.ml-heading-badge{display:none}.ml-reset{margin-left:0}}
@media(max-width:520px){.ml-legend-row{grid-template-columns:7em 1em 1fr}.ml-legend-row small{display:none}.ml-tool span{display:none}.ml-tool code{color:var(--ink)}}
.ml-key{border:1px solid var(--line);border-radius:14px;background:var(--soft);padding:14px 18px;margin:0 0 14px}.ml-key dl{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin:0;font-synthesis:weight style}.ml-key dl div{display:grid;justify-items:center;gap:6px;padding:10px 8px;background:var(--white);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:10px;text-align:center}.ml-key dt{font:700 1rem ui-monospace,monospace;color:var(--ink);padding-bottom:6px;border-bottom:1px dashed var(--line);width:100%}.ml-key dd{margin:0;font-size:1.02rem}.ml-options{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;border-top:1px solid var(--line);margin-top:12px;padding-top:10px}.ml-toggle{display:flex;align-items:center;gap:8px;font-size:.88rem;color:var(--muted);cursor:pointer}.ml-toggle input{width:18px;height:18px;accent-color:var(--accent)}.ml-options .ml-reset{margin-left:0}
.ml-tools[hidden]{display:none}
@media(max-width:520px){.ml-key dl{grid-template-columns:1fr 1fr}.ml-key dl div:last-child{grid-column:1/-1}}
.ml-code-head{display:flex;justify-content:space-between;align-items:flex-end;gap:10px;flex-wrap:wrap;margin-bottom:8px}.ml-code-head .ml-label{margin:0}.ml-history-buttons{display:flex;gap:6px}.ml-history{min-height:36px;padding:5px 11px}.ml-history:disabled{opacity:.45;cursor:default;border-color:var(--line)}