.pg-course .course-head{padding:40px 0 8px}.pg-course .course-head h1{margin-bottom:14px;font-size:38px;font-weight:700}.pg-course .course-head .lead{color:var(--text-soft);max-width:640px;margin-bottom:18px;font-size:17px}.pg-course .badge-row{flex-wrap:wrap;gap:10px;display:flex}.pg-course .course-cols{grid-template-columns:1fr 340px;align-items:start;gap:40px;padding-top:8px;display:grid}.pg-course .block-title{font-family:var(--font-heading);margin:8px 0 18px;font-size:22px;font-weight:700}.pg-course .learn-grid{grid-template-columns:repeat(2,1fr);gap:12px 22px;margin-bottom:44px;display:grid}.pg-course .learn-item{color:var(--text-soft);align-items:flex-start;gap:10px;font-size:14.5px;display:flex}.pg-course .learn-item svg{width:18px;height:18px;color:var(--teal);flex-shrink:0;margin-top:2px}.pg-course .accordion{flex-direction:column;gap:12px;margin-bottom:36px;display:flex}.pg-course .acc-item{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-card);overflow:hidden}.pg-course .acc-head{cursor:pointer;justify-content:space-between;align-items:center;padding:16px 18px;list-style:none;display:flex}.pg-course .acc-head::-webkit-details-marker{display:none}.pg-course .acc-head .h-left{align-items:center;gap:12px;display:flex}.pg-course .acc-head .sec-num{font-family:var(--font-heading);color:var(--indigo);background:var(--indigo-soft);border-radius:var(--radius);flex-shrink:0;place-items:center;width:30px;height:30px;font-size:13px;font-weight:700;display:grid}.pg-course .acc-head h4{font-size:15.5px;font-weight:600}.pg-course .acc-head .h-meta{color:var(--text-mute);align-items:center;gap:10px;font-size:12.5px;display:flex}.pg-course .acc-head .chev{width:18px;height:18px;color:var(--text-mute);transition:transform .2s}.pg-course details[open] .acc-head .chev{transform:rotate(180deg)}.pg-course .lesson-list{border-top:1px solid var(--border)}.pg-course .lesson{border-bottom:1px solid var(--border);align-items:center;gap:12px;padding:12px 18px;font-size:14px;display:flex}.pg-course .lesson:last-child{border-bottom:none}.pg-course .lesson .l-ico{width:17px;height:17px;color:var(--text-mute);flex-shrink:0}.pg-course .lesson .l-ico.play{color:var(--indigo)}.pg-course .lesson .l-title{color:var(--text-soft);flex:1}.pg-course .lesson .l-dur{color:var(--text-mute);font-size:12.5px}.pg-course .checkpoint-note{background:var(--teal-soft);border:1px solid color-mix(in srgb, var(--teal) 25%, transparent);border-radius:var(--radius);gap:16px;padding:22px 24px;display:flex}.pg-course .checkpoint-note .cn-ico{border-radius:var(--radius);background:var(--bg-card);width:44px;height:44px;color:var(--teal);box-shadow:var(--shadow);flex-shrink:0;place-items:center;display:grid}.pg-course .checkpoint-note .cn-ico svg{width:22px;height:22px}.pg-course .checkpoint-note h4{margin-bottom:6px;font-size:16px;font-weight:600}.pg-course .checkpoint-note p{color:var(--text-soft);font-size:14px}.pg-course .enroll{padding:24px;position:sticky;top:88px}.pg-course .enroll .e-tag{color:var(--teal);align-items:center;gap:7px;margin-bottom:4px;font-size:12.5px;font-weight:600;display:flex}.pg-course .enroll .e-tag svg{width:15px;height:15px}.pg-course .enroll .e-sub{color:var(--text-mute);margin-bottom:16px;font-size:13px}.pg-course .enroll .e-price{font-family:var(--font-heading);margin-bottom:2px;font-size:34px;font-weight:700}.pg-course .enroll .e-price small{color:var(--text-mute);font-size:14px;font-weight:500}.pg-course .enroll .e-note{color:var(--text-soft);margin-bottom:18px;font-size:13px}.pg-course .enroll .e-buttons{flex-direction:column;gap:10px;margin-bottom:22px;display:flex}.pg-course .enroll .e-includes{border-top:1px solid var(--border);padding-top:18px;list-style:none}.pg-course .enroll .e-includes li{color:var(--text-soft);align-items:flex-start;gap:9px;padding:6px 0;font-size:13.5px;display:flex}.pg-course .enroll .e-includes li svg{width:16px;height:16px;color:var(--teal);flex-shrink:0;margin-top:2px}@media (max-width:900px){.pg-course .course-cols{grid-template-columns:1fr}.pg-course .enroll{position:static}.pg-course .learn-grid{grid-template-columns:1fr}}