/* The base page renders before its instrument modules arrive. Keep that draft
 * out of the first paint; the final boot call reveals the complete studio. */
#studio-loading{display:none}
html[data-studio-boot="loading"] body>:not(#studio-loading),
html[data-studio-boot="loading"] body>:not(#studio-loading) *{visibility:hidden!important;pointer-events:none!important}
html[data-studio-boot="loading"] dialog::backdrop{visibility:hidden!important}
html[data-studio-boot="loading"] #studio-loading{position:fixed;inset:0;z-index:2147483647;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:16px;background:radial-gradient(ellipse at 50% 42%,#262039 0,#111116 62%);color:#e8e8f2;font:500 14px/1.5 Inter,system-ui,sans-serif;letter-spacing:.02em}
.studio-loading-mark{width:40px;height:40px;border:3px solid #a78bfa25;border-top-color:#bfa4fb;border-radius:50%;animation:studio-loading-turn .85s linear infinite}
@keyframes studio-loading-turn{to{transform:rotate(360deg)}}
@media(prefers-reduced-motion:reduce){.studio-loading-mark{animation:none;border-color:#a78bfa55;border-top-color:#bfa4fb}}

/* Beginner surfaces share the studio's violet accents and quiet dark palette. */
.learning-welcome{box-sizing:border-box;width:min(640px,calc(100vw - 32px));max-height:calc(100dvh - 32px);overflow:auto;margin:auto;border:1px solid #454057;border-radius:24px;background:#15151e;color:#f4f1ff;padding:32px;box-shadow:0 24px 100px #0009;font-family:inherit}
.learning-welcome::backdrop{background:#080810cc;backdrop-filter:blur(7px)}
.learning-welcome-mark{width:48px;height:48px;display:grid;place-items:center;border-radius:16px;background:#a78bfa22;color:#c9b6ff;font-size:28px;margin-bottom:18px}
.learning-eyebrow{font-size:10px;font-weight:700;letter-spacing:.14em;color:#bca7ef;margin:0 0 10px}
.learning-welcome h2{font-size:30px;letter-spacing:-.03em;margin:0 0 12px;color:#fff}
.learning-welcome>p:not(.learning-eyebrow){line-height:1.55;color:#bdb9cc;font-size:14px}
.learning-choices{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:24px 0}
.learning-choices button{display:flex;flex-direction:column;gap:12px;align-items:flex-start;text-align:left;padding:22px;border:1px solid #4b435f;background:#22212e;color:#eee9fc;border-radius:16px;font:inherit;cursor:pointer;transition:background .16s,border-color .16s,transform .16s}
.learning-choices button:hover{border-color:#b79bff;background:#2c263d;transform:translateY(-2px)}
.learning-choices button:focus-visible,.learning-guide button:focus-visible{outline:3px solid #c4a9ff;outline-offset:3px}
.learning-choices strong{font-size:21px;font-weight:650}.learning-choices span:not(.learning-choice-icon){font-size:13px;line-height:1.55;color:#c8c2d6}.learning-choices small{font-size:11px;color:#a99abb;margin-top:auto}.learning-choice-icon{font-size:25px;color:#c4a9ff}
.learning-welcome .learning-welcome-foot{font-size:12px;margin-bottom:0}
.learning-guide{position:absolute;bottom:66px;right:0;box-sizing:border-box;width:min(340px,calc(100vw - 30px));max-height:calc(100dvh - 105px);overflow:auto;padding:20px;border:1px solid #5b477a;border-radius:20px;background:linear-gradient(145deg,#25202f,#17171f);box-shadow:0 12px 48px #0008;color:#eae3f7;pointer-events:auto}
.learning-guide[hidden]{display:none}.learning-guide-top{display:flex;justify-content:space-between;align-items:center}.learning-guide-top button{border:0;background:transparent;color:#bcb3ca;font-size:24px;line-height:1;padding:0 4px;cursor:pointer}.learning-guide .learning-eyebrow{margin:0}
.guide-companion-trigger[hidden]{display:none!important}
.learning-guide h2{font-size:17px;line-height:1.4;margin:16px 0 9px;font-weight:650;color:#f5f0ff}.learning-guide p{font-size:13px;line-height:1.65;margin:0 0 12px;color:#cac1d8}.learning-guide ul{list-style:none;margin:12px 0;padding:0;display:grid;gap:8px;font-size:12px;line-height:1.5;color:#c9bddb}.learning-guide li.done{color:#8cdbbd}.learning-guide>small{font-size:11px;letter-spacing:.04em;color:#a79aba}
.learning-progress{display:flex;gap:6px;margin-top:14px}.learning-progress span{height:22px;flex:1;display:grid;place-items:center;border-radius:6px;background:#ffffff08;border:1px solid #ffffff0a;color:#9488a7;font-size:11px}.learning-progress .done{background:#69d4aa19;color:#8cdbbd;border-color:#69d4aa33}.learning-progress .current{background:#a78bfa25;border-color:#a78bfa88;color:#d8c6ff}
.learning-guide-actions{display:flex;gap:8px;margin-top:16px}.learning-guide-actions button{font:inherit;font-size:12px;border:1px solid #6c528c;border-radius:9px;padding:10px 12px;background:#9270c433;color:#e8ddfb;cursor:pointer;flex:1}.learning-guide-actions button+button{background:#ffffff06;border-color:#ffffff14;color:#bfb3ce}.learning-guide-actions button:hover{background:#a78bfa44}.learning-text-button{border:0;background:none;color:#aa99c0;font-size:11px;font-family:inherit;text-decoration:underline;text-underline-offset:3px;cursor:pointer;padding:12px 0 0}
html[data-learning-mode="beginner"] #guide-companion-menu,html[data-learning-mode="intermediate"] #guide-companion-menu{display:none!important}
html[data-learning-mode="beginner"] .learning-locked{display:none!important}
html[data-learning-mode="beginner"] input.track-name.learning-locked{display:block!important;cursor:default}
html[data-learning-mode="beginner"] :is(#btn-piano,#btn-pad,#btn-vocals,#btn-beat-maker,#btn-arr-beat-maker,#btn-rec,#btn-view-arrangement).learning-locked{display:inline-flex!important;opacity:.36;filter:grayscale(1);position:relative;cursor:help}
html[data-learning-mode="beginner"] :is(#btn-piano,#btn-pad,#btn-vocals,#btn-rec).learning-locked::after{content:'•';font-size:13px;position:absolute;right:1px;top:-4px;color:#c1acd8}
html[data-learning-mode="beginner"] .session-tools .tool-separator{display:none}
html[data-learning-mode="beginner"] .clip.empty{opacity:.35;cursor:default}
html[data-learning-mode="beginner"] .scene-row{outline-offset:-2px}
html[data-learning-mode="beginner"] #studio-guide-coach,html[data-learning-mode="beginner"] #studio-guide-chooser{display:none!important}
.learning-highlight{outline:3px solid #c4a9ff!important;outline-offset:3px;box-shadow:0 0 0 7px #a78bfa22!important;animation:learning-glow 1.6s ease-in-out 4}
@keyframes learning-glow{50%{box-shadow:0 0 0 10px #a78bfa10}}
@media(prefers-reduced-motion:reduce){.learning-highlight{animation:none}.learning-choices button{transition:none}}
@media(max-width:520px){.learning-welcome{padding:24px}.learning-choices{grid-template-columns:1fr;gap:10px;margin:18px 0}.learning-choices button{padding:17px;gap:8px}.learning-choice-icon{display:none}.learning-welcome h2{font-size:26px}.learning-guide{padding:16px}}

/* Review candidate: load after learning.css/studio-shell.css.
   Root owns actual markup/JS. Keep the Guide to level/progress/checklist/Hint. */
.learning-guide{
  width:min(340px,calc(100vw - 24px));
  max-height:calc(100dvh - 240px);
  padding:16px;
  border:1px solid #d9ccef;
  border-radius:20px;
  background:#f8f5ff;
  color:#302344;
  box-shadow:0 10px 42px #140b302e,0 1px 3px #140b3012;
  scrollbar-color:#baa6da #f8f5ff;
  overflow-y:auto;
  overscroll-behavior:contain;
  scroll-padding:12px;
}
.learning-guide .learning-eyebrow{color:#68458e;letter-spacing:.1em;font-size:11px}
.learning-guide-top button{display:grid;place-items:center;min-width:44px;min-height:44px;color:#68458e;border-radius:12px}
.learning-guide-top button:hover{background:#ede5fb}
.learning-progress{gap:5px;margin-top:8px;margin-bottom:14px}
.learning-progress span{height:26px;background:#eee7f8;border:1px solid #e0d6ee;color:#857394;font-size:11px;font-weight:650}
.learning-progress .current{background:#7550ac;border-color:#7550ac;color:#fff}
.learning-progress .done{background:#e6f5ec;border-color:#c2e6d0;color:#176537}
.learning-guide #learning-milestones{margin:0;padding:0;display:grid;gap:8px;list-style:none}
.learning-guide #learning-milestones>li{
  display:grid;
  grid-template-columns:20px minmax(0,1fr) auto;
  align-items:center;
  gap:8px;
  min-height:52px;
  padding:5px 8px;
  border:1px solid #e4dcef;
  border-radius:12px;
  background:#fff;
  color:#302344;
  font-size:13px;
  line-height:1.4;
}
.learning-guide #learning-milestones>li.done{background:#edf8f1;border-color:#cdebd7;color:#235936}
.learning-task-status{font-size:16px;text-align:center;color:#b8a9c9;flex-shrink:0}
.done .learning-task-status{color:#17753a}
.learning-task-label{min-width:0;overflow-wrap:break-word}
.learning-task-label[title]{cursor:help}
.learning-task-label[title]:focus-visible{outline:2px solid #7550ac;outline-offset:3px;border-radius:3px}
.learning-task-label>small{display:block;color:#796788;font-size:11px;margin-top:2px}
.learning-hint-button{
  min-width:48px;min-height:44px;border:1px solid #e0d2f7;border-radius:10px;
  padding:7px 8px;background:#f0e9fc;color:#5d398a;font:inherit;font-size:12px;font-weight:650;cursor:pointer;
}
.learning-hint-button:hover{background:#e8ddf8;border-color:#c7afe8}
.learning-guide button:focus-visible,.learning-intro button:focus-visible{outline:3px solid #7c3aed;outline-offset:3px}
.learning-hint-detail{grid-column:2 / -1;color:#68458e;font-size:12px;line-height:1.5;padding:0 3px 6px}
.learning-hint-detail[hidden]{display:none}
.learning-guide .learning-text-button{color:#68458e;min-height:44px;padding:10px 0 0}
html[data-learning-mode="beginner"] .guide-companion-trigger{border-color:#cebce7;background:#eee5ff;color:#3b2458;box-shadow:0 4px 20px #26133d22}
html[data-learning-mode="beginner"] .guide-companion-trigger>span{color:#7044a8}
html[data-learning-mode="beginner"] .guide-companion-trigger:hover{background:#e5d8fa}
.learning-highlight{outline-color:#c4a9ff!important;box-shadow:0 0 0 7px #a78bfa26!important;animation:none}

.learning-intro{
  box-sizing:border-box;width:min(490px,calc(100vw - 32px));max-height:calc(100dvh - 32px);overflow:auto;
  margin:auto;padding:30px;border:1px solid #b298e4;border-radius:24px;
  background:radial-gradient(ellipse at 0 0,#257e6440,transparent 52%),radial-gradient(ellipse at 100% 100%,#e68a3824,transparent 52%),linear-gradient(135deg,#40255e,#211b39 70%);
  color:#f8f3ff;font-family:inherit;box-shadow:0 24px 100px #080314a6,0 0 0 1px #d0b3ff18 inset;
}
.learning-intro::backdrop{background:#080810d9;backdrop-filter:blur(4px)}
.learning-intro h2{margin:0 0 18px;font-size:26px;letter-spacing:-.025em;line-height:1.25;color:#fff}
.learning-intro ul{margin:0 0 24px;padding-left:20px;display:grid;gap:11px;font-size:14px;line-height:1.6;color:#eadff7}
.learning-intro li::marker{color:#86edbb}
.learning-intro-start{
  display:block;width:100%;min-height:48px;padding:12px 18px;border:1px solid #228b4e;border-radius:13px;
  background:#188345;color:#fff;font:inherit;font-size:15px;font-weight:700;cursor:pointer;
}
.learning-intro-start:hover{background:#116b33;border-color:#116b33}
.learning-intro .learning-eyebrow{color:#aef2d0;margin-bottom:10px}
.learning-intro-mark{width:44px;height:44px;display:grid;place-items:center;margin-bottom:18px;border-radius:14px;background:#513173;color:#efdeff;font-size:26px}
.learning-guide #learning-guide-message{color:#235936;background:#e6f5ec;border:1px solid #c2e6d0;border-radius:10px;padding:10px;font-size:12px;margin:0 0 12px;line-height:1.5}
.learning-guide #learning-guide-message[hidden]{display:none}
.learning-guide.learning-guide-docked{position:fixed;right:auto;bottom:auto;max-width:calc(100vw - 24px)}
.learning-choices{grid-template-columns:repeat(3,minmax(0,1fr))}
.learning-welcome{width:min(760px,calc(100vw - 32px))}
.learning-finish{margin-top:14px;padding:12px;border:1px solid #c2e6d0;border-radius:13px;background:#e6f5ec}
.learning-finish[hidden]{display:none}
.learning-guide .learning-finish p{color:#235936;font-size:13px;margin:0 0 10px}
.learning-finish-actions{display:flex;gap:8px;flex-wrap:wrap}
.learning-finish-actions button{min-height:44px;flex:1;padding:9px;border:1px solid #d4c5e9;border-radius:10px;background:#fff;color:#5d398a;font:inherit;font-size:12px;font-weight:650;cursor:pointer}
.learning-finish-actions button+button{background:#15803d;border-color:#15803d;color:#fff}
html[data-learning-mode] #studio-guide-root{display:none!important}
html[data-learning-mode="intermediate"] .guide-companion-trigger{border-color:#cebce7;background:#eee5ff;color:#3b2458}
.learning-pointer{position:fixed;z-index:200000;pointer-events:none;width:30px;height:32px;line-height:0;filter:drop-shadow(0 2px 4px #0a071ccc)}
.learning-pointer svg{display:block;width:100%;height:100%;overflow:visible}
.learning-pointer[hidden]{display:none}
.learning-guide.learning-guide-manual{position:fixed;right:auto;bottom:auto;max-width:calc(100vw - 24px)}
.learning-guide-top .learning-move{display:flex;align-items:center;gap:7px;min-width:0;flex:1;justify-content:flex-start;text-align:left;touch-action:none;cursor:grab;font:inherit;padding:2px 5px}
.learning-move>span:first-child{font-size:22px;color:#9c81bd}
.learning-guide-dragging .learning-move{cursor:grabbing}
.learning-guide-dragging{user-select:none}
.learning-mode-row{display:flex;align-items:center;gap:12px;margin:4px 0 10px;color:#68458e;font-size:12px;font-weight:650}
.learning-mode-row select{min-height:40px;min-width:0;flex:1;border:1px solid #d7c9e8;border-radius:10px;background:#fff;color:#39264d;font:inherit;padding:8px 10px;cursor:pointer}
.learning-mode-row select:focus-visible{outline:3px solid #7c3aed;outline-offset:2px}
.learning-progress button{min-height:40px;flex:1;border:1px solid #e0d6ee;border-radius:9px;background:#eee7f8;color:#796588;font:inherit;font-size:12px;font-weight:650;cursor:pointer}
.learning-progress button:hover:not(:disabled){border-color:#a386c4;background:#e6daf7;color:#5a377f}
.learning-progress button:disabled{cursor:default;opacity:.5}
.learning-progress button.current{background:#7550ac;border-color:#7550ac;color:#fff}
.learning-progress button.current:hover{background:#7550ac;color:#fff}
.learning-progress button.future{background:#f0f0f2;border-color:#d6d6dc;color:#72727e}
.learning-progress button.future:hover{background:#e5e5ea;border-color:#aaaab6;color:#4f4f5e}
.learning-progress button.future.current{background:#777784;border-color:#777784;color:#fff}
.learning-guide-preview .learning-review{background:#eeeeF2;border-color:#d6d6df}
.learning-guide.learning-guide-preview .learning-review p{color:#545464}
.learning-guide.learning-guide-preview #learning-milestones>li{grid-template-columns:20px minmax(0,1fr);background:#eeeeF2;border-color:#dddde4;color:#626270}
.learning-guide-preview .learning-task-status,.learning-guide-preview .learning-task-label>small{color:#777784}
.learning-task-label[type="button"]{border:0;background:transparent;padding:4px 0;text-align:left;color:inherit;font:inherit;cursor:pointer;min-height:40px}
.learning-task-label[type="button"]:hover{text-decoration:underline;text-underline-offset:3px}
.learning-guide #learning-milestones>li.learning-task-replay{border-color:#9776bd;box-shadow:0 0 0 1px #9776bd;background:#f1eafb}
.learning-review{border:1px solid #ddcdec;border-radius:12px;background:#eee6f8;padding:10px;margin:0 0 12px}
.learning-review[hidden]{display:none}
.learning-guide .learning-review p{font-size:12px;color:#5d3984;margin:0 0 7px;line-height:1.45}
.learning-review button{width:100%;min-height:40px;border:1px solid #d3bce9;border-radius:9px;background:#fff;color:#603d85;font:inherit;font-size:12px;font-weight:650;cursor:pointer}
.learning-review button:hover{background:#f8f5ff;border-color:#a386c4}
.learning-guide-footer{display:flex;gap:12px;justify-content:space-between;flex-wrap:wrap}
.learning-guide-footer button{font:inherit;font-size:11px}
.learning-guide-footer button[hidden]{display:none}
.learning-guide-links{display:flex;flex-direction:column;align-items:flex-start}
.learning-guide .learning-guide-footer .learning-expert-skip{font-size:11px;line-height:1.4;min-height:30px;padding:0;color:#78668f;text-decoration:none}
.learning-guide .learning-guide-footer .learning-expert-skip:hover{color:#603d85;text-decoration:underline}
/* Long levels scroll their missions while the mode, move and minimize controls
   remain available. Re-rendering a checkbox preserves this list's scroll. */
.learning-guide{display:flex;flex-direction:column;overflow:hidden}
.learning-guide> :not(#learning-milestones){flex-shrink:0}
.learning-guide #learning-milestones{flex:1 1 auto;min-height:0;overflow-y:auto;overscroll-behavior:contain;scrollbar-color:#baa6da #f8f5ff;scroll-padding:8px;padding-right:3px}
@media(max-width:620px){.learning-choices{grid-template-columns:1fr}}
@media(max-width:520px){
  .learning-guide{width:min(320px,calc(100vw - 24px));max-height:calc(100dvh - 240px);padding:12px;border-radius:17px}
  .learning-guide #learning-milestones>li{gap:6px;padding-inline:6px}
  .learning-intro{padding:24px}
  .learning-intro h2{font-size:24px}
}
@media(prefers-reduced-motion:reduce){.learning-highlight,.guide-companion-trigger{animation:none;transition:none}}

/* The level chooser is a short, playful invitation. Keep studio Guide surfaces
   unchanged and animate only the card the person is actually pointing at. */
.learning-welcome.learning-level-choice{
  width:min(790px,calc(100vw - 32px));
  max-width:calc(100vw - 24px);overscroll-behavior:contain;
  padding:30px;
  border-color:#b298e4;
  background:radial-gradient(ellipse at 0 0,#257e6440,transparent 52%),radial-gradient(ellipse at 100% 100%,#e68a3824,transparent 52%),linear-gradient(135deg,#40255e,#211b39 70%);
  box-shadow:0 24px 100px #080314a6,0 0 0 1px #d0b3ff18 inset;
  scrollbar-color:#b495dd #2a1f3d;
}
.learning-level-choice::backdrop,#learning-warmup::backdrop{background:#080810d9;backdrop-filter:blur(4px)}
.learning-level-choice .learning-welcome-mark{margin-bottom:16px;border:1px solid #b8ffdc55;background:linear-gradient(145deg,#33866f,#5b3f88);color:#e9fff3;box-shadow:0 4px 18px #90e7bf18}
.learning-level-choice .learning-eyebrow{color:#aef2d0}
.learning-level-choice h2{font-size:clamp(26px,4vw,34px);line-height:1.15}
.learning-level-choice>p:not(.learning-eyebrow){max-width:55ch;color:#e2d6f1}
.learning-level-choice .learning-choices{gap:12px;margin:24px 0 18px;align-items:stretch}
.learning-level-choice .learning-choices button{
  --choice-accent:#c9a2ff;--choice-text:#efdeff;--choice-glow:#c29aff2c;--choice-border:#aa85d7;
  --choice-surface:#513173;--choice-hover-surface:#613986;
  min-width:0;min-height:214px;gap:13px;padding:20px 18px;
  border-color:var(--choice-border);background:linear-gradient(150deg,var(--choice-surface),#271c38 90%);border-radius:18px;
  box-shadow:0 1px 0 #ffffff12 inset;
  transition:background .15s ease,border-color .15s ease,transform .15s ease,box-shadow .15s ease;
}
.learning-level-choice .learning-choices button[data-learning-mode="beginner"]{
  --choice-accent:#86edbb;--choice-text:#d8ffe9;--choice-glow:#68e6ad2c;--choice-border:#65b994;
  --choice-surface:#174f45;--choice-hover-surface:#1a6455;
}
.learning-level-choice .learning-choices button[data-learning-mode="expert"]{
  --choice-accent:#ffbb7a;--choice-text:#ffe4c9;--choice-glow:#ffac642a;--choice-border:#bf8961;
  --choice-surface:#6b3c2c;--choice-hover-surface:#7b4930;
}
.learning-level-choice .learning-choices button:hover,
.learning-level-choice .learning-choices button:focus-visible{
  border-color:var(--choice-accent);background:linear-gradient(150deg,var(--choice-hover-surface),#30213e 90%);transform:translateY(-3px);
  box-shadow:0 9px 22px #08051035,0 0 0 1px var(--choice-glow),0 0 24px var(--choice-glow);
}
.learning-level-choice .learning-choices button:active{transform:translateY(-1px)}
.learning-level-choice .learning-choices .learning-choice-badge{
  display:inline-flex;align-items:center;min-height:24px;padding:3px 9px;
  border:1px solid var(--choice-border);border-radius:999px;background:var(--choice-glow);
  color:var(--choice-text);font-size:11px;font-weight:700;letter-spacing:.03em;line-height:1.35;
}
.learning-level-choice .learning-choices .learning-choice-title{
  color:#fff;font-size:18px;font-weight:650;line-height:1.35;letter-spacing:-.015em;
  overflow-wrap:break-word;
}
.learning-level-choice .learning-choices small{color:#eadff7;line-height:1.5}
.learning-level-choice .learning-choice-icon{display:grid;place-items:center;width:58px;height:58px;color:var(--choice-accent);line-height:0;flex-shrink:0}
.learning-level-choice .learning-choice-icon svg{display:block;width:100%;height:100%;overflow:visible}
.learning-level-choice .learning-welcome-foot{color:#d4c6e8;font-size:12px;line-height:1.55}
.learning-level-choice .learning-choices button:disabled{cursor:wait;transform:none;box-shadow:none;opacity:.58}
.learning-level-choice .learning-choices button:disabled:hover{border-color:var(--choice-border);background:linear-gradient(150deg,var(--choice-surface),#271c38 90%)}
.learning-level-choice .learning-choices button.learning-choice-selected:disabled{border-color:var(--choice-accent);background:linear-gradient(150deg,var(--choice-hover-surface),#30213e 90%);opacity:1}
.learning-level-choice .learning-opening-status{
  box-sizing:border-box;display:flex;align-items:center;min-height:44px;max-width:none;
  margin:0;padding:11px 14px;border:1px solid transparent;border-radius:13px;
  color:#edf9f2;font-size:13px;font-weight:650;line-height:1.5;
}
.learning-level-choice .learning-opening-status[hidden]{display:none}
.learning-level-choice .learning-opening-status.learning-choice-feedback{
  border-color:#91d9b66b;background:linear-gradient(110deg,#23554a,#43275d);box-shadow:0 1px 0 #edfff40d inset;
}
.learning-level-choice .learning-choices button.learning-choice-teased{border-color:#ffd095;box-shadow:0 0 0 2px #ffbb7a27}
.learning-level-choice .learning-choices button.learning-choice-invited{border-color:#b4ffd6;box-shadow:0 0 0 2px #7fefb341,0 6px 24px #62d39d23}
html:has(.learning-level-choice[open]),body:has(.learning-level-choice[open]){overflow:hidden}

#learning-warmup{
  box-sizing:border-box;width:min(780px,calc(100vw - 32px));max-height:calc(100dvh - 24px);
  overflow-y:auto;overscroll-behavior:contain;margin:auto;padding:24px;
  border:1px solid #66507e;border-radius:24px;background:linear-gradient(145deg,#30223c,#1b1725 70%);
  color:#f8f3ff;font-family:inherit;box-shadow:0 24px 90px #06030b66;
  scrollbar-color:#80669e #21182d;scroll-padding:16px;
}
#learning-warmup h2{margin:0 0 6px;color:#fff;font-size:clamp(25px,4vw,32px);letter-spacing:-.025em;line-height:1.2}
#learning-warmup h2:focus{outline:none}
#learning-warmup p{margin:0;color:#d1c5e1;font-size:14px;line-height:1.55}
#learning-warmup .learning-warmup-heading{margin:0 auto 16px;max-width:680px}
#learning-warmup .learning-warmup-room{
  position:relative;isolation:isolate;box-sizing:border-box;aspect-ratio:1;
  width:min(100%,680px,calc(100dvh - 130px));margin-inline:auto;
  overflow:hidden;border:1px solid #8f729c66;border-radius:16px;background:#332139;
  box-shadow:0 6px 24px #07030d44;
}
#learning-warmup .learning-warmup-room>img{display:block;width:100%;height:100%;object-fit:contain;user-select:none;pointer-events:none}
#learning-warmup .learning-room-highlights{position:absolute;inset:0;z-index:1;display:block;width:100%;height:100%;pointer-events:none}
#learning-warmup .learning-room-highlights path{fill:#a6f7cf18;stroke:#d6ffe8;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;opacity:0;transition:opacity .14s ease;filter:drop-shadow(0 0 3px #24203b)}
#learning-warmup .learning-warmup-hotspot{
  position:absolute;z-index:2;box-sizing:border-box;left:var(--hotspot-x);top:var(--hotspot-y);width:var(--hotspot-w);height:var(--hotspot-h);
  min-width:44px;min-height:44px;margin:0;padding:0;border:0;border-radius:18px;background:transparent;color:#fff;
  font:inherit;cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;
}
#learning-warmup .learning-warmup-hotspot[data-warmup-answer="mic"],#learning-warmup .learning-warmup-hotspot[data-warmup-answer="guitar"]{z-index:3}
#learning-warmup .learning-warmup-hotspot[data-warmup-answer="dog"],#learning-warmup .learning-warmup-hotspot[data-warmup-answer="rabbit"]{z-index:4}
#learning-warmup .learning-hotspot-label{
  position:absolute;left:50%;top:0;transform:translate(-50%,-50%);z-index:1;
  padding:5px 10px;border:1px solid #c2dcca99;border-radius:999px;background:#241c2fea;color:#f1ffef;
  font-size:12px;font-weight:650;line-height:1.3;white-space:nowrap;pointer-events:none;opacity:0;transition:opacity .14s ease;
  box-shadow:0 3px 12px #08031066;
}
#learning-warmup .learning-warmup-hotspot:is(:hover,:focus-visible,.learning-hotspot-active) .learning-hotspot-label{opacity:1}
#learning-warmup .learning-warmup-hotspot:focus-visible{outline:none}
#learning-warmup .learning-warmup-room:has([data-warmup-answer="piano"]:is(:hover,:focus-visible,.learning-hotspot-active)) [data-warmup-outline="piano"],
#learning-warmup .learning-warmup-room:has([data-warmup-answer="drums"]:is(:hover,:focus-visible,.learning-hotspot-active)) [data-warmup-outline="drums"],
#learning-warmup .learning-warmup-room:has([data-warmup-answer="mic"]:is(:hover,:focus-visible,.learning-hotspot-active)) [data-warmup-outline="mic"],
#learning-warmup .learning-warmup-room:has([data-warmup-answer="guitar"]:is(:hover,:focus-visible,.learning-hotspot-active)) [data-warmup-outline="guitar"],
#learning-warmup .learning-warmup-room:has([data-warmup-answer="dog"]:is(:hover,:focus-visible,.learning-hotspot-active)) [data-warmup-outline="dog"],
#learning-warmup .learning-warmup-room:has([data-warmup-answer="rabbit"]:is(:hover,:focus-visible,.learning-hotspot-active)) [data-warmup-outline="rabbit"]{opacity:1}
#learning-warmup button:focus-visible,.learning-level-choice .learning-choices button:focus-visible{outline:3px solid #e4cbff;outline-offset:4px}
#learning-warmup .learning-warmup-status{
  position:absolute;z-index:5;left:50%;bottom:3%;transform:translateX(-50%);box-sizing:border-box;width:calc(100% - 28px);max-width:360px;
  padding:12px 16px;border:1px solid #d9cfad;border-radius:17px;background:#fff4dc;color:#413044;
  font-size:14px;font-weight:550;line-height:1.45;text-align:center;box-shadow:0 6px 20px #100b1e66;pointer-events:none;
  opacity:0;transition:opacity .14s ease;
}
#learning-warmup .learning-warmup-status::before{content:"";position:absolute;top:-8px;left:24px;width:14px;height:14px;background:#fff4dc;border-left:1px solid #d9cfad;border-top:1px solid #d9cfad;transform:rotate(45deg)}
#learning-warmup .learning-warmup-status.learning-reaction-visible{opacity:1}
#learning-warmup .learning-warmup-success{position:absolute;inset:0;z-index:6;display:grid;place-items:center;padding:20px;text-align:center;background:#1b142679;backdrop-filter:blur(3px)}
#learning-warmup .learning-warmup-success-copy{box-sizing:border-box;width:min(100%,350px);padding:28px 24px;border:1px solid #b7d6b9aa;border-radius:22px;background:linear-gradient(145deg,#f8f1df,#f1e5d4);box-shadow:0 12px 44px #0b051864;color:#33243f}
#learning-warmup .learning-warmup-success h3{margin:0 0 10px;color:#33243f;font-size:clamp(28px,5vw,36px);line-height:1.1;letter-spacing:-.025em}
#learning-warmup .learning-warmup-success p{color:#5b4764;font-size:15px;line-height:1.5}
#learning-warmup .learning-success-tick{display:grid;place-items:center;width:46px;height:46px;margin:0 auto 16px;border:1px solid #b0c9ac;border-radius:50%;background:#dce8cf;color:#286247}
#learning-warmup .learning-success-tick svg{width:30px;height:30px}
#learning-warmup .learning-room-solved :is(.learning-room-highlights,.learning-hotspot-label){visibility:hidden}
#learning-warmup .learning-room-solved .learning-warmup-hotspot{cursor:default}
#learning-warmup .learning-confirm{
  display:block;box-sizing:border-box;width:100%;min-height:48px;margin-top:22px;padding:12px 16px;
  border:1px solid #327753;border-radius:13px;background:#276647;color:#fff;
  font:inherit;font-size:15px;font-weight:700;line-height:1.35;cursor:pointer;
  transition:background .15s ease,border-color .15s ease;
}
#learning-warmup .learning-confirm:hover{background:#1b5639;border-color:#276647}
#learning-warmup .learning-confirm:focus-visible{outline-color:#276647;outline-offset:4px}
#learning-warmup .learning-warmup-room.learning-room-unavailable{display:flex;flex-wrap:wrap;align-content:center;justify-content:center;gap:12px;width:min(100%,460px);padding:20px;aspect-ratio:auto;min-height:300px}
#learning-warmup .learning-room-unavailable>img,#learning-warmup .learning-room-unavailable .learning-room-highlights{display:none}
#learning-warmup .learning-room-unavailable .learning-room-fallback{width:100%;margin-bottom:6px;text-align:center;color:#e2d4ef}
#learning-warmup .learning-room-unavailable .learning-warmup-hotspot{position:relative;inset:auto;flex:0 1 calc((100% - 24px)/3);width:auto;height:auto;min-width:64px;min-height:44px;padding:10px 12px;border:1px solid #9b80b4;border-radius:999px;background:#372842}
#learning-warmup .learning-room-unavailable .learning-hotspot-label{position:static;display:block;padding:0;border:0;transform:none;background:transparent;opacity:1;box-shadow:none}
#learning-warmup .learning-room-unavailable .learning-warmup-hotspot:focus-visible{outline:3px solid #e4cbff;outline-offset:3px}
#learning-warmup .learning-room-unavailable .learning-warmup-status{position:relative;order:2;inset:auto;width:100%;max-width:none;transform:none}
#learning-warmup .learning-room-unavailable .learning-warmup-status:not(.learning-reaction-visible){display:none}
#learning-warmup .learning-room-unavailable .learning-warmup-success-copy{padding:22px 20px}
#learning-warmup [hidden]{display:none!important}
html:has(#learning-warmup[open]),body:has(#learning-warmup[open]){overflow:hidden}

@media(max-width:620px){
  .learning-welcome.learning-level-choice{width:calc(100vw - 24px);max-height:calc(100dvh - 24px);padding:20px}
  .learning-level-choice .learning-welcome-mark{display:none}
  .learning-level-choice .learning-eyebrow{font-size:10px;margin-bottom:7px}
  .learning-level-choice h2{font-size:25px;margin-bottom:8px}
  .learning-level-choice>p:not(.learning-eyebrow){font-size:13px;line-height:1.45}
  .learning-level-choice #learning-welcome-description{margin:0}
  .learning-level-choice .learning-choices{grid-template-columns:1fr;gap:8px;margin:16px 0 12px}
  .learning-level-choice .learning-choices button{display:grid;grid-template-columns:52px minmax(0,1fr);align-content:center;align-items:center;min-height:108px;padding:13px;column-gap:14px;row-gap:4px;border-radius:15px}
  .learning-level-choice .learning-choice-icon{display:grid;grid-column:1;grid-row:1 / span 3;width:52px;height:52px}
  .learning-level-choice .learning-choices .learning-choice-badge{justify-self:start;padding:3px 6px;font-size:10px}
  .learning-level-choice .learning-choices :is(.learning-choice-badge,.learning-choice-title,small){grid-column:2}
  .learning-level-choice .learning-choices .learning-choice-title{font-size:16px;line-height:1.3}
  .learning-level-choice .learning-choices small{display:block;margin:0;font-size:11px;line-height:1.35}
  .learning-level-choice .learning-welcome-foot{font-size:11px;line-height:1.45;margin:0}
  .learning-level-choice .learning-opening-status{min-height:44px;padding:10px 12px;font-size:12px;line-height:1.5}
  #learning-warmup{width:calc(100vw - 24px);padding:18px;border-radius:20px}
  #learning-warmup .learning-warmup-heading{margin-bottom:12px}
  #learning-warmup h2{font-size:25px}
  #learning-warmup .learning-warmup-room{width:min(100%,calc(100dvh - 110px));border-radius:13px}
  #learning-warmup .learning-warmup-success{padding:16px}
  #learning-warmup .learning-warmup-success-copy{padding:22px 18px;border-radius:18px}
  #learning-warmup .learning-warmup-success p{font-size:14px}
  #learning-warmup .learning-warmup-status{padding:10px 12px;font-size:13px}
}
@media(max-width:420px){
  .learning-welcome.learning-level-choice{padding:16px;border-radius:20px}
  #learning-warmup{width:calc(100vw - 20px);padding:14px}
  .learning-level-choice h2{font-size:24px}
  .learning-level-choice .learning-choices button{column-gap:10px}
  #learning-warmup .learning-success-tick{margin-bottom:12px;width:38px;height:38px}
  #learning-warmup .learning-confirm{margin-top:18px;font-size:14px}
}
@media(max-height:560px){
  /* Keep the square room large enough for its success card. The dialog scrolls
     on short screens; available width still bounds the room on narrow ones. */
  #learning-warmup .learning-warmup-room{min-width:min(100%,260px)}
}
@media(max-height:560px),(max-width:340px){
  #learning-warmup .learning-warmup-success{padding:8px}
  #learning-warmup .learning-success-tick{display:none}
  #learning-warmup .learning-warmup-success-copy{padding:12px}
  #learning-warmup .learning-warmup-success h3{font-size:26px}
  #learning-warmup .learning-warmup-success p{font-size:13px}
  #learning-warmup .learning-confirm{margin-top:14px;min-height:44px;padding-inline:8px;font-size:13px}
}
@media(prefers-reduced-motion:reduce){
  .learning-level-choice .learning-choices button,#learning-warmup .learning-room-highlights path,#learning-warmup .learning-hotspot-label,#learning-warmup .learning-warmup-status,#learning-warmup .learning-confirm{transition:none}
  .learning-level-choice .learning-choices button:hover,.learning-level-choice .learning-choices button:focus-visible,
  .learning-level-choice .learning-choices button:active{transform:none}
}

/* The Guide remains a readable light surface inside the dark studio. */
.learning-guide { color-scheme:light; }
.learning-level-choice,#learning-warmup,.learning-intro { color-scheme:dark; }
.learning-guide :is(button,select):focus-visible { outline:3px solid #7950af; outline-offset:3px; }
.learning-guide :is(.learning-mode-row,.learning-guide-top,.learning-guide-footer) { min-width:0; }
.learning-guide .learning-task-label { min-width:0; overflow-wrap:anywhere; }
.learning-guide .learning-task-label>small { line-height:1.45; }
.learning-guide #learning-milestones>li { scroll-margin-block:8px; }
.learning-guide .learning-progress button { font-variant-numeric:tabular-nums; }
.learning-guide .learning-progress button.future { color:#62626f; }
.learning-guide .learning-progress button.future.current { background:#6d6d79; border-color:#6d6d79; color:#fff; }
.learning-guide.learning-guide-preview :is(.learning-task-status,.learning-task-label>small) { color:#686875; }
.learning-guide .learning-progress button:disabled:hover { cursor:default; }
.learning-intro { scroll-padding:18px; scrollbar-color:#b495dd #2a1f3d; }
.learning-intro-start:focus-visible { outline:3px solid #86edbb; outline-offset:4px; }
.learning-level-choice .learning-choice-title,#learning-warmup h2 { text-wrap:pretty; }
@media (pointer:coarse) {
  .learning-guide :is(.learning-progress button,.learning-mode-row select,.learning-review button) { min-height:44px; }
}
/* A short phone can leave only one mission's height below the studio toolbar.
   Scroll the whole Guide here so fixed chrome cannot squeeze its tasks to zero. */
@media (max-width:600px) and (max-height:640px) {
  .learning-guide { padding:6px; overflow-y:auto; scroll-padding:6px; }
  .learning-guide .learning-mode-row { margin:0; gap:8px; }
  .learning-guide .learning-mode-row select { min-height:44px; padding:6px 8px; }
  .learning-guide .learning-progress { margin:3px 0; }
  .learning-guide .learning-progress button { min-height:44px; }
  .learning-guide #learning-milestones { flex:0 0 auto; min-height:54px; overflow-y:visible; padding-right:0; }
  .learning-guide #learning-milestones>li { box-sizing:border-box; min-height:52px; padding-block:4px; }
  .learning-guide .learning-guide-footer { margin-top:6px; gap:4px; }
  .learning-guide .learning-guide-links { width:100%; flex-direction:row; justify-content:space-between; gap:8px; }
  .learning-guide .learning-guide-footer .learning-text-button { min-height:44px; padding:6px 0; }
}

/* v68 Grok fixes: the Guide card uses the studio's dark surfaces (it used a
   light lavender card). Only Guide surfaces change here; the level picker,
   intro and warm-up room above are intentionally untouched. */
.learning-guide{
  border:1px solid var(--vd-border-strong,#3a3150);
  background:linear-gradient(160deg,var(--vd-surface-2,#1e1b29),var(--vd-surface-1,#15141d) 78%);
  color:var(--vd-text-1,#ece6f7);
  box-shadow:var(--vd-shadow-2,0 18px 50px #000a),0 0 0 1px #ffffff08 inset;
  scrollbar-color:#5b4a7a transparent;
}
.learning-guide .learning-eyebrow{color:#b9a4e8}
.learning-guide-top button{color:#bcaee0}
.learning-guide-top button:hover{background:#2a2438}
.learning-move>span:first-child{color:#8f7bb3}
.learning-dock-sides{display:inline-flex;gap:2px;margin-left:auto;margin-right:2px}
.learning-guide-top .learning-dock-side{min-width:32px;min-height:32px;font-size:15px;border-radius:9px;color:#a99cbf}
.learning-guide-top .learning-dock-side[aria-pressed="true"]{background:#3b2a5c;color:#f1e9ff;box-shadow:inset 0 0 0 1px #8b5cf6}
@media (pointer:coarse){.learning-guide-top .learning-dock-side{min-width:44px;min-height:44px}}
.learning-guide.learning-guide-edge-left,.learning-guide.learning-guide-edge-right{border-radius:16px}
.learning-progress span{background:#221f2d;border-color:#332d44;color:#a99cbf}
.learning-progress .current{background:#7c3aed;border-color:#8b5cf6;color:#fff}
.learning-progress .done{background:#14532d40;border-color:#22c55e55;color:#86efac}
.learning-guide #learning-milestones>li{background:#1f1c29;border-color:#302a40;color:#e4def0}
.learning-guide #learning-milestones>li.done{background:#132a1f;border-color:#1f5135;color:#a7f3c9}
.learning-task-status{color:#6f6385}
.done .learning-task-status{color:#4ade80}
.learning-task-label[title]:focus-visible{outline-color:#c4b5fd}
.learning-task-label>small{color:#a397b6}
.learning-hint-button{border-color:#4a3b6b;background:#2a2340;color:#d9c8ff}
.learning-hint-button:hover{background:#352a52;border-color:#7c5cc4}
.learning-guide button:focus-visible{outline:2px solid #c4b5fd;outline-offset:2px}
.learning-hint-detail{color:#cdb8ff}
.learning-guide .learning-text-button{color:#b8a6d8}
html[data-learning-mode="beginner"] .guide-companion-trigger,html[data-learning-mode="intermediate"] .guide-companion-trigger{border-color:#78638f;background:#2c223c;color:#f0e8fc;box-shadow:0 5px 22px #08060c55}
html[data-learning-mode="beginner"] .guide-companion-trigger>span{color:#c6a5ff}
html[data-learning-mode="beginner"] .guide-companion-trigger:hover{background:#3e2c54}
.learning-guide #learning-guide-message{color:#a7f3c9;background:#12261c;border-color:#1f5135}
.learning-finish{border-color:#1f5135;background:#12261c}
.learning-guide .learning-finish p{color:#a7f3c9}
.learning-finish-actions button{border-color:#3a3150;background:#221f2d;color:#d9c8ff}
.learning-finish-actions button+button{background:#15803d;border-color:#15803d;color:#fff}
.learning-mode-row{color:#b9a4e8}
.learning-mode-row select{border-color:#3a3150;background:#1c1a26;color:#ece6f7}
.learning-mode-row select:focus-visible{outline-color:#c4b5fd}
.learning-progress button{border-color:#332d44;background:#221f2d;color:#a99cbf}
.learning-progress button:hover:not(:disabled){border-color:#7c5cc4;background:#2a2340;color:#e4d8ff}
.learning-progress button.current,.learning-progress button.current:hover{background:#7c3aed;border-color:#8b5cf6;color:#fff}
.learning-guide .learning-progress button.future{background:#1a1a22;border-color:#2c2c38;color:#8f8f9e}
.learning-guide .learning-progress button.future:hover{background:#22222c;border-color:#44444f;color:#c4c4d0}
.learning-guide .learning-progress button.future.current{background:#4b4b5a;border-color:#5b5b6a;color:#fff}
.learning-guide-preview .learning-review{background:#1c1c24;border-color:#2c2c38}
.learning-guide.learning-guide-preview .learning-review p{color:#a5a5b4}
.learning-guide.learning-guide-preview #learning-milestones>li{background:#1a1a22;border-color:#2a2a34;color:#a2a2b0}
.learning-guide.learning-guide-preview :is(.learning-task-status,.learning-task-label>small){color:#8f8f9e}
.learning-guide #learning-milestones>li.learning-task-replay{border-color:#8b5cf6;box-shadow:0 0 0 1px #8b5cf6;background:#241d36}
.learning-review{border-color:#3d3256;background:#211b31}
.learning-guide .learning-review p{color:#cdb8ff}
.learning-review button{border-color:#4a3b6b;background:#1c1a26;color:#d9c8ff}
.learning-review button:hover{background:#2a2340;border-color:#7c5cc4}
.learning-guide .learning-guide-footer .learning-expert-skip{color:#9a8bb0;font-size:11px}
.learning-guide .learning-guide-footer .learning-expert-skip:hover{color:#cdb8ff}
.learning-guide #learning-milestones{scrollbar-color:#5b4a7a transparent}
/* v69: the wrong-answer bubble sits beside the clicked object (set by learning.js). */
#learning-warmup .learning-warmup-status[data-anchored]{bottom:auto;transform:none;max-width:none}
#learning-warmup .learning-warmup-status[data-anchored]::before{left:var(--arrow-x,24px)}
#learning-warmup .learning-warmup-status[data-placement="above"]::before{top:auto;bottom:-8px;transform:rotate(225deg)}
#learning-warmup .learning-warmup-status[data-placement="over"]::before{display:none}