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/* Aurora Study Studio: restrained translucent layers, clear type, and soft depth. */
:root{--ink:#edf2f8;--muted:#a0adbf;--line:#ffffff1c;--paper:#171d27;--bg:#0d1219;--green:#a4d8b3;--green-dark:#c5eed0;--lime:#c6e5b5;--peach:#e4c3a9;--lilac:#c9c0ed;color-scheme:dark}
body{background:radial-gradient(ellipse at 77% 2%,#26434a66 0,transparent 32%),radial-gradient(ellipse at 42% 0%,#363b6533 0,transparent 35%),linear-gradient(145deg,#0d1219,#111922 55%,#10131b);color:var(--ink);min-height:100vh;background-attachment:fixed}
body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.15;z-index:-1;background:radial-gradient(ellipse at 70% 4%,#8edcb0 0,transparent 23%),radial-gradient(ellipse at 36% 0%,#8171db 0,transparent 22%);filter:blur(50px)}
body[data-theme="light"]{--ink:#243043;--muted:#718096;--line:#26354b18;--paper:#ffffffc9;--bg:#f3f6f9;--green:#457a63;--green-dark:#315e49;--lime:#d8e7c5;--peach:#f0dfd2;--lilac:#e8e4f4;color-scheme:light;background:radial-gradient(ellipse at 80% 0%,#c5e4d080 0,transparent 31%),linear-gradient(145deg,#f1f5f7,#eef2f6)}
@media(prefers-color-scheme:light){body[data-theme="system"]{--ink:#243043;--muted:#718096;--line:#26354b18;--paper:#ffffffc9;--bg:#f3f6f9;--green:#457a63;--green-dark:#315e49;color-scheme:light;background:radial-gradient(ellipse at 80% 0%,#c5e4d080 0,transparent 31%),linear-gradient(145deg,#f1f5f7,#eef2f6)}}
.sidebar{background:linear-gradient(180deg,#111923ed,#111821d9);border-right:1px solid #ffffff12;box-shadow:12px 0 36px #0000001b;backdrop-filter:blur(24px) saturate(135%)}
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#session{pointer-events:auto}#sessionContent{position:relative;z-index:20;pointer-events:auto}.learn-question,.learn-question *{pointer-events:auto}

.learn-next[hidden]{display:none!important}