:root{--ink:#183d38;--muted:#687670;--green:#285c4d;--paper:#f8f8f2;--line:#dce2d7;--orange:#c47943}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}button,input,select{font:inherit}button,a,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;border:1px solid var(--line);background:white;border-radius:9px;padding:10px 15px;color:var(--ink)}button:hover{border-color:var(--green);background:#edf2e9}button:disabled{cursor:default;opacity:.45}a{color:var(--green)}:focus-visible{outline:3px solid #d0994d;outline-offset:3px}[hidden]{display:none!important}.topbar{height:88px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding:0 5.5%}.brand{display:flex;align-items:center;gap:13px;text-decoration:none;font-size:24px;letter-spacing:-1px}.brand b{font-weight:400;color:var(--muted)}.butterfly{font:46px Georgia;color:var(--orange);transform:rotate(-25deg)}main{max-width:1500px;padding:0 5.5%;margin:auto}.intro{display:flex;align-items:center;justify-content:space-between;padding:58px 0 48px}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:750;color:var(--green);margin:0 0 12px}h1{font:clamp(32px,4vw,53px)/1.12 Georgia,serif;letter-spacing:-1.5px;margin:0 0 19px}h2{font:29px/1.2 Georgia,serif;margin:0}.subtitle{font-size:16px;line-height:1.7;color:var(--muted);margin:0}.stats{padding:20px 0 20px 48px;border-left:1px solid var(--line);display:flex;flex-direction:column;min-width:220px}.stats strong{font:64px/1 Georgia,serif;letter-spacing:-3px}.stats span{margin:10px 0 4px}.stats small{color:var(--muted)}.section-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.levels{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}.level{padding:17px 13px;text-align:left;position:relative;border-radius:12px;background:transparent;transition:background .15s}.level .number{font-size:12px;color:var(--muted);display:block;margin-bottom:15px}.level strong{font-size:14px;display:block}.level small{display:block;color:var(--muted);font-size:11px;margin-top:3px}.level.active{background:var(--green);color:white;border-color:var(--green)}.level.active small,.level.active .number{color:#d7e3d6}.difficulty-note{font-size:11px;color:var(--muted);margin:15px 0 26px}.toolbar{display:flex;gap:12px;align-items:stretch}.search{flex:1;display:flex;align-items:center;background:white;border:1px solid var(--line);border-radius:9px;padding:0 14px;min-width:180px;gap:10px}.search span{font-size:26px}.search input{width:100%;border:0;outline:0;background:transparent;padding:15px 0;color:var(--ink)}.search:focus-within{outline:2px solid var(--green)}kbd{background:#f5f5f0;border:1px solid var(--line);padding:0 6px;border-radius:4px;color:#899387}.select-wrap{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:9px;background:white;padding:5px 10px;justify-content:center}.select-wrap span{font-size:9px;text-transform:uppercase;color:var(--muted);letter-spacing:1px}.select-wrap select{border:0;color:var(--ink);background:transparent;font-size:12px;max-width:180px;padding:2px 16px 2px 0}.results-heading{display:flex;justify-content:space-between;align-items:center;margin:22px 0 17px;font-size:12px;color:var(--muted)}.text-button{border:0;background:transparent;padding:2px;font-size:12px;color:var(--green)}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px 22px}.card{background:white;border:1px solid var(--line);border-radius:13px;overflow:hidden;display:flex;flex-direction:column;transition:transform .15s,box-shadow .15s}.card:hover{transform:translateY(-3px);box-shadow:0 10px 25px #183d380d}.watch{border:0;background:#e6eadd;display:block;padding:0;position:relative;aspect-ratio:16/9;border-radius:0;overflow:hidden;width:100%}.watch img{width:100%;height:100%;object-fit:cover;display:block}.play-icon{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#183d38d9;color:white;border:1px solid #ffffff88;border-radius:50%;width:44px;height:44px;display:grid;place-items:center;font-size:16px;padding-left:3px;opacity:0;transition:opacity .15s}.watch:hover .play-icon,.watch:focus-visible .play-icon{opacity:1}.duration{position:absolute;right:10px;bottom:10px;background:#142521dc;color:white;font-size:11px;border-radius:4px;padding:3px 6px}.meter{position:absolute;bottom:0;left:0;height:4px;background:#d5ad62}.card-body{padding:17px 18px 14px;display:flex;flex:1;flex-direction:column}.card-meta{display:flex;justify-content:space-between;align-items:center;gap:8px}.badge{font-size:9px;letter-spacing:.7px;text-transform:uppercase;font-weight:750;padding:4px 7px;background:#edf1e7;border-radius:5px;display:inline-block;width:fit-content}.badge[data-level="2"]{background:#edf0dd;color:#566327}.badge[data-level="3"]{background:#fbefda;color:#8b672b}.badge[data-level="4"]{background:#f8e8dc;color:#a25b36}.badge[data-level="5"]{background:#eee7f3;color:#73518d}.status{font-size:10px;color:var(--muted)}.card h3{font-size:16px;font-weight:600;line-height:1.45;margin:13px 0 10px}.title-button{border:0;padding:0;background:none;text-align:left;font:inherit}.title-button:hover{background:transparent;text-decoration:underline}.topic-label{font-size:11px;color:var(--muted);margin:0 0 17px}.card-bottom{margin-top:auto;padding-top:12px;border-top:1px solid #edf0e9;display:flex;align-items:center;justify-content:space-between;gap:8px}.level-label{color:var(--muted);font-size:10px}.done-button{padding:2px 0;border:0;background:none;font-size:11px}.done-button.is-done{color:#3a7753}footer{border-top:1px solid var(--line);padding:26px 0;margin-top:50px;display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:11px}#empty{text-align:center;padding:70px 20px}#player-panel{margin-bottom:40px;background:#fff;border:1px solid var(--line);border-radius:15px;overflow:hidden;scroll-margin-top:15px}.player-layout{display:grid;grid-template-columns:1.65fr 1fr}.screen{background:#0e1c19;display:flex;align-items:center;justify-content:center;position:relative;min-height:260px}video{width:100%;max-height:65vh;display:block}.player-info{padding:25px}.player-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.icon-button{border:0;padding:5px 10px}.player-info h2{font-size:25px;margin:14px 0}.player-info p{font-size:12px;color:var(--muted)}.player-actions{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0 15px}.primary{background:var(--green);border-color:var(--green);color:white}.primary:hover{background:#1b473a;color:white}.speed-label{font-size:12px}.speed-label select{margin-left:10px;padding:4px;border:1px solid var(--line);border-radius:5px}.file-links{display:flex;gap:18px;margin-top:20px;font-size:11px}.note{line-height:1.6}#preparing{position:absolute;inset:0;background:#10231eee;color:white;display:grid;place-content:center;text-align:center;padding:30px;font-size:15px}#continue{font-size:12px}@media(min-width:1450px){.cards{grid-template-columns:repeat(4,minmax(0,1fr))}}@media(max-width:1000px){.toolbar{flex-wrap:wrap}.search{flex-basis:100%}.select-wrap{flex:1}.levels{grid-template-columns:repeat(3,1fr)}.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.player-layout{grid-template-columns:1fr}.stats{min-width:160px;padding-left:25px}}@media(max-width:600px){.topbar{height:70px}.brand{font-size:20px}.intro{padding:35px 0}.stats{display:none}h1{font-size:37px}.subtitle{font-size:14px}.section-heading{align-items:flex-start;gap:14px}.section-heading h2{font-size:25px}.levels{gap:6px}.level{padding:12px 9px}.level strong{font-size:12px}.level .number{margin-bottom:9px}.level small{font-size:10px}.cards{grid-template-columns:1fr}.toolbar{gap:7px}.select-wrap{min-width:0;padding:5px}.select-wrap select{max-width:100%;font-size:11px}.player-info{padding:20px}.screen{min-height:180px}footer{flex-direction:column;gap:6px}.play-icon{opacity:1}}

.donation-link{font-size:12px;font-weight:600;text-decoration:none;border:1px solid var(--line);border-radius:9px;padding:9px 13px;color:var(--green);text-align:center}.donation-link:hover{background:#edf2e9;border-color:var(--green)}@media(max-width:600px){.donation-link{font-size:10px;padding:7px 9px;max-width:140px}}

.footer-links{display:flex;gap:18px;flex-wrap:wrap}.footer-links a{text-decoration:none}.footer-links a:hover{text-decoration:underline}footer{flex-wrap:wrap}

.header-links{display:flex;align-items:center;gap:10px}@media(max-width:600px){.topbar{height:auto;min-height:70px;flex-wrap:wrap;gap:10px;padding-top:12px;padding-bottom:12px}.header-links{gap:6px}.header-links .donation-link{max-width:none}}