.t10 .course-intro{color:var(--muted);line-height:1.8;margin:16px 0 24px}
.t10 .course-list{margin:24px 0 32px}
.t10 .course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.t10 .course-tile{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff}
.t10 .course-link{display:flex;flex-direction:column;height:100%;color:var(--ink);text-decoration:none}
.t10 .course-link:hover{background:#f4faf5;text-decoration:none}
.t10 .course-link:focus-visible{outline:3px solid var(--green);outline-offset:-3px}
.t10 .course-image{display:block;width:100%;height:180px;object-fit:contain;background:#f8faf8;padding:12px;box-sizing:border-box}
.t10 .course-info{padding:20px;display:flex;flex-direction:column;flex:1}
.t10 .course-info h2,.t10 .course-info h3{font-size:20px;line-height:1.5;margin:0 0 10px}
.t10 .course-info p{font-size:15px;line-height:1.7;color:var(--muted);margin:0 0 18px}
.t10 .course-action{color:var(--green);font-weight:700;margin-top:auto}
.t10 .course-guide{border-top:1px solid var(--line);padding-top:24px;max-width:none}
.t10 .course-guide h2{font-size:24px;line-height:1.45;margin:28px 0 14px}
.t10 .course-guide ul{padding-left:24px}
@media(max-width:900px){.t10 .course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.t10 .course-grid{grid-template-columns:1fr}.t10 .course-guide h2{font-size:21px}}