/* Jenny's DrumSteps - Beginner Curriculum (/learn/) styles. Builds on teach.css tokens. */
.lz-howto{background:var(--bg2);border:1px solid var(--line);border-radius:14px;padding:18px 22px;margin:1.4em 0}
.lz-howto h2{margin-top:0}
.lz-block{margin:0;padding-left:1.2em}
.lz-block li{margin:.3em 0}

/* stage cards on the hub */
.lz-stages{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;margin:16px 0}
.lz-stagecard{display:flex;flex-direction:column;gap:5px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 18px;transition:border-color .15s,transform .15s}
.lz-stagecard:hover{border-color:var(--pink);transform:translateY(-2px);text-decoration:none}
.lz-stagenum{font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--pink)}
.lz-stagecard b{font-size:18px;color:var(--txt)}
.lz-stagedur{font-size:12px;color:var(--mut2)}
.lz-stagesum{font-size:13px;color:var(--mut);line-height:1.45}
.lz-gatecard{border-color:rgba(57,255,20,.4)}
.lz-gatecard .lz-stagenum{color:var(--green)}

/* book list */
.lz-books{list-style:none;padding:0;margin:8px 0}
.lz-books li{padding:8px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--mut)}
.lz-books li b{color:var(--txt)}
.lz-books li span{color:var(--mut2)}

/* lesson blocks on stage pages */
.lz-lesson{background:var(--bg2);border:1px solid var(--line);border-radius:14px;padding:18px 20px 20px;margin:0 0 18px;position:relative}
.lz-lesson h3{margin:.1em 0 .5em;font-size:19px}
.lz-obj{color:var(--mut);margin:.2em 0 .7em}
.lz-drill{margin:.2em 0 .8em}
.lz-count{font-size:14px;color:var(--mut);margin:.6em 0 .3em}
.lz-success{font-size:14px;color:var(--green);margin:.4em 0;background:rgba(57,255,20,.07);border-left:3px solid var(--green);padding:7px 12px;border-radius:0 6px 6px 0}
.lz-book{font-size:13px;color:var(--mut2);margin:.5em 0 0}
.lz-applink{display:inline-block;margin:.6em 0;color:var(--cyan);font-weight:700}
.lz-vids{font-size:13px;color:var(--mut2);margin:.6em 0 0}
.lz-vids span{font-weight:700;color:var(--mut)}
.lz-vids ul{margin:.2em 0 0;padding-left:1.1em}
.lz-vids a{color:var(--cyan)}

/* notation + player side by side */
.lz-media{display:flex;flex-wrap:wrap;gap:14px;align-items:flex-start;margin:12px 0}
.lz-notation{background:#fff;border-radius:10px;padding:6px 4px;overflow-x:auto;max-width:100%}
.lz-notation svg{display:block}
.lz-player{flex:1;min-width:280px}

/* per-lesson done checkbox */
.lz-check{position:absolute;top:14px;right:16px;display:flex;align-items:center;gap:5px;font-size:12px;color:var(--mut2);cursor:pointer;user-select:none}
.lz-check input{accent-color:var(--green);width:15px;height:15px}

/* stage progress bar */
.lz-stageprog{margin:6px 0 18px}
.lz-bar{height:8px;background:var(--card);border:1px solid var(--line);border-radius:999px;overflow:hidden}
.lz-bar span{display:block;height:100%;background:linear-gradient(90deg,var(--green),var(--cyan));transition:width .3s}
.lz-stageprog small{color:var(--mut2);font-size:12px}

/* prev/next nav */
.lz-nav{display:flex;justify-content:space-between;gap:12px;margin:28px 0 0;flex-wrap:wrap}
.lz-nav a{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:11px 16px;font-weight:700;color:var(--txt);font-size:14px}
.lz-nav a:hover{border-color:var(--cyan);text-decoration:none}
.lz-next{margin-left:auto}

/* intermediate gate */
.lz-gatecat{margin:1.2em 0}
.lz-gatecat h3{margin:0 0 .4em;color:var(--cyan)}
.lz-gatelist{list-style:none;padding:0;margin:0}
.lz-gatelist li{padding:6px 0}
.lz-gatelist label{display:flex;gap:9px;align-items:flex-start;cursor:pointer;color:var(--mut);font-size:14px;line-height:1.5}
.lz-gatelist input{accent-color:var(--green);width:16px;height:16px;margin-top:2px;flex:none}
.lz-gatenote{background:rgba(255,16,240,.06);border-left:3px solid var(--pink);padding:10px 14px;border-radius:0 8px 8px 0;color:var(--mut);font-size:14px;margin:1.4em 0}
@media (max-width:540px){.lz-check{position:static;margin-bottom:6px}}