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ol{flex-direction:column;gap:10px;margin:0;padding-left:20px;display:flex}.course-syllabus ul{color:var(--ink-soft);margin-top:6px;padding-left:18px;font-size:.92rem;list-style:outside}.buy-box{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow-soft);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:18px;padding:22px 26px;display:flex}.buy-box-actions{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.buy-box-actions .form-error{flex-basis:100%;margin:0}.pending-list{color:var(--ink-soft);margin:18px 0 0;font-size:.9rem}.pending-list a{color:var(--primary);font-weight:600}.account-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));align-items:start;gap:22px;margin-top:40px;display:grid}.account-grid .auth-form{margin-top:0}.course-player{grid-template-columns:280px 1fr;align-items:start;gap:26px;margin-top:26px;display:grid}@media (max-width:860px){.course-player{grid-template-columns:1fr}}.course-outline{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow-soft);flex-direction:column;gap:14px;padding:18px;display:flex}.outline-module-title{margin:0 0 6px;font-size:.9rem;font-weight:700}.outline-lesson{text-align:left;width:100%;color:var(--ink-soft);background:0 0;border:none;border-radius:8px;padding:8px 10px;font-size:.88rem}.outline-lesson:hover{background:var(--bg-2)}.outline-lesson.active{background:var(--primary);color:var(--white);font-weight:600}.lesson{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow-soft);min-width:0;padding:26px}.lesson h2{margin-bottom:6px;font-size:1.4rem}.lesson-subtitle{color:var(--ink-soft);margin:0 0 18px}.lesson-media{margin:0 0 20px}.lesson-media figcaption{margin-bottom:8px;font-size:.88rem;font-weight:600}.lesson-media audio{width:100%}.video-frame{aspect-ratio:16/9;background:#000;border-radius:12px;position:relative;overflow:hidden}.video-frame iframe,.video-frame video{border:0;width:100%;height:100%;position:absolute;inset:0}.lesson-attachments ul{flex-direction:column;gap:6px;display:flex}.lesson-attachments a{color:var(--primary);font-size:.92rem;font-weight:600}.lesson-nav{justify-content:space-between;gap:12px;margin-top:24px;display:flex}.lesson-nav .btn:disabled{opacity:.4;cursor:default}