:root { --ink:#1f2a2e; --muted:#5f6b70; --line:#e2ddd2; --bg:#fbf9f4; --accent:#1d6b5a; --card:#fff; }
* { box-sizing:border-box; }
body { margin:0; background:var(--bg); color:var(--ink); font:18px/1.65 "Source Serif 4", Georgia, serif; }
header { display:flex; flex-wrap:wrap; gap:.4rem 1rem; align-items:baseline; padding:1rem 1.25rem; border-bottom:1px solid var(--line); background:var(--card); }
header .brand { font-weight:600; color:var(--accent); text-decoration:none; font-size:1.15rem; }
header .by { color:var(--muted); font-size:.9rem; }
header nav { margin-left:auto; font-size:.9rem; }
header nav a { color:var(--accent); }
main { max-width:46rem; margin:0 auto; padding:1.5rem 1.25rem 3rem; }
h1 { font-size:1.9rem; line-height:1.25; margin:.2rem 0 .6rem; }
h2 { font-size:1.35rem; margin-top:2.2rem; padding-top:.6rem; border-top:1px solid var(--line); }
h3 { font-size:1.1rem; }
a { color:var(--accent); }
.meta { color:var(--muted); font-size:.85rem; letter-spacing:.02em; }
.summary { font-size:1.1rem; color:var(--muted); }
.audio { display:inline-block; margin:.4rem 0 1rem; padding:.45rem .9rem; border:1px solid var(--accent); border-radius:6px; text-decoration:none; font-size:.95rem; }
.lesson-toc { background:var(--card); border:1px solid var(--line); border-radius:8px; padding:.8rem 1rem; font-size:.95rem; }
.toc-title { font-weight:600; margin-bottom:.3rem; }
.lesson-toc ul { margin:0; padding-left:1.2rem; }
.ar { display:block; font-family:Amiri, "Traditional Arabic", serif; font-size:1.45rem; line-height:2; direction:rtl; text-align:right; }
blockquote { margin:1.2rem 0; padding:.6rem 1rem; border-left:3px solid var(--accent); background:var(--card); border-radius:0 8px 8px 0; }
blockquote p { margin:.3rem 0; }
.cite { color:var(--muted); font-size:.85rem; }
table { border-collapse:collapse; width:100%; font-size:.95rem; }
th, td { border:1px solid var(--line); padding:.4rem .6rem; text-align:left; vertical-align:top; }
details.transcript { margin-top:2.5rem; background:var(--card); border:1px solid var(--line); border-radius:8px; padding:.8rem 1rem; }
details.transcript summary { cursor:pointer; font-weight:600; }
details.transcript p { font-size:.95rem; }
.cards { display:grid; gap:.9rem; margin-top:1.5rem; }
.card { display:flex; flex-direction:column; gap:.2rem; padding:1rem 1.1rem; background:var(--card); border:1px solid var(--line); border-radius:10px; text-decoration:none; color:var(--ink); }
.card:hover { border-color:var(--accent); }
.card strong { font-size:1.15rem; }
.pager { display:flex; justify-content:space-between; gap:1rem; margin-top:2.5rem; }
.pn { display:flex; flex-direction:column; text-decoration:none; }
.pn span { color:var(--muted); font-size:.8rem; }
.pn.next { margin-left:auto; text-align:right; }
footer { max-width:46rem; margin:0 auto; padding:1rem 1.25rem 2rem; color:var(--muted); font-size:.8rem; border-top:1px solid var(--line); }