.ccl-wrap,.ccl-learn{--ccl-accent:#2563eb;--ccl-ink:#111827;--ccl-mut:#6b7280;--ccl-line:#e5e7eb;--ccl-bg:#fff;--ccl-soft:#f3f4f6;color:var(--ccl-ink);line-height:1.6}
.ccl-wrap *{box-sizing:border-box}
.ccl-muted{color:var(--ccl-mut);font-size:.9em}
.ccl-btn{display:inline-block;background:var(--ccl-accent);color:#fff!important;border:0;border-radius:8px;padding:12px 22px;font-weight:600;font-size:1rem;cursor:pointer;text-decoration:none!important;text-align:center;line-height:1.2}
.ccl-btn:hover{filter:brightness(1.1)}.ccl-btn-off{background:#9ca3af;cursor:not-allowed}.ccl-sm{padding:8px 14px;font-size:.9rem}.ccl-alt{background:#111827}
.ccl-badge{display:inline-block;background:#ef4444;color:#fff;font-size:.75rem;font-weight:700;padding:3px 10px;border-radius:99px;margin:0 6px 6px 0}
.ccl-soon{background:#f59e0b}.ccl-ended{background:#6b7280}
.ccl-tag{background:var(--ccl-soft);border-radius:6px;padding:1px 8px;font-size:.78rem;font-weight:600}
.ccl-stars{color:#f59e0b;letter-spacing:1px}
.ccl-note{background:#eff6ff;border:1px solid #bfdbfe;border-radius:8px;padding:12px 16px;margin:14px 0}
.ccl-note.ok{background:#ecfdf5;border-color:#a7f3d0}.ccl-note.bad{background:#fef2f2;border-color:#fecaca}
/* course page */
.ccl-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:32px;align-items:start}
.ccl-box{position:sticky;top:24px;border:1px solid var(--ccl-line);border-radius:14px;padding:22px;background:#fff;box-shadow:0 6px 24px rgba(0,0,0,.06)}
.ccl-box .ccl-price{display:block;font-size:1.8rem;margin-bottom:14px}.ccl-box .ccl-btn{display:block;width:100%}
.ccl-facts{list-style:none;margin:18px 0 0;padding:0}.ccl-facts li{padding:7px 0;border-top:1px solid var(--ccl-line);font-size:.95rem}
.ccl-video{margin:0 0 20px;border-radius:12px;overflow:hidden;background:#000}.ccl-video video{width:100%;height:auto;display:block}
.ccl-embed iframe{width:100%;aspect-ratio:16/9;height:auto;display:block;border:0}
.ccl-sec{border:1px solid var(--ccl-line);border-radius:10px;margin-bottom:10px;overflow:hidden}
.ccl-sec summary{cursor:pointer;font-weight:700;padding:12px 16px;background:var(--ccl-soft)}
.ccl-sec ul{list-style:none;margin:0;padding:6px 16px}.ccl-sec li{padding:8px 0;border-bottom:1px solid var(--ccl-line)}.ccl-sec li:last-child{border:0}
.ccl-faq{border-bottom:1px solid var(--ccl-line);padding:10px 0}.ccl-faq summary{cursor:pointer;font-weight:600}
.ccl-review{border-bottom:1px solid var(--ccl-line);padding:12px 0}.ccl-files{list-style:none;padding:0}
.ccl-wrap textarea,.ccl-wrap input[type=search],.ccl-wrap select{width:100%;max-width:100%;padding:10px;border:1px solid #d1d5db;border-radius:8px}
/* archive & dashboard */
.ccl-filter{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:24px}
.ccl-filter input[type=search]{flex:1 1 220px;width:auto}.ccl-filter select{width:auto;flex:0 1 180px}
.ccl-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:22px}
.ccl-card{border:1px solid var(--ccl-line);border-radius:14px;overflow:hidden;background:#fff;display:flex;flex-direction:column;box-shadow:0 2px 10px rgba(0,0,0,.04);transition:.2s}
.ccl-card:hover{transform:translateY(-3px);box-shadow:0 10px 26px rgba(0,0,0,.1)}
.ccl-thumb{position:relative;display:block;aspect-ratio:16/9;background:var(--ccl-soft)}.ccl-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.ccl-thumb .ccl-chips{position:absolute;top:10px;left:10px}.ccl-noimg{display:flex;height:100%;align-items:center;justify-content:center;font-size:3rem}
.ccl-cbody{padding:16px;display:flex;flex-direction:column;flex:1}.ccl-cbody h3{margin:0 0 4px;font-size:1.1rem}.ccl-cbody h3 a{color:inherit;text-decoration:none}
.ccl-cfoot{margin-top:auto;padding-top:10px;display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}
.ccl-progress{height:8px;background:var(--ccl-line);border-radius:99px;overflow:hidden;display:inline-block;width:100%}.ccl-progress span{display:block;height:100%;background:var(--ccl-accent);border-radius:99px}
.ccl-stats{display:flex;gap:16px;margin:0 0 24px}.ccl-stats div{background:var(--ccl-soft);border-radius:12px;padding:14px 22px}.ccl-stats strong{display:block;font-size:1.8rem}.ccl-stats span{color:var(--ccl-mut);font-size:.9rem}
.ccl-tablewrap{overflow-x:auto}.ccl-table{border-collapse:collapse;width:100%}.ccl-table td,.ccl-table th{border-bottom:1px solid var(--ccl-line);padding:10px;text-align:left}
ul.page-numbers{display:flex;gap:6px;list-style:none;padding:0;margin:26px 0}ul.page-numbers a,ul.page-numbers span{padding:6px 12px;border:1px solid var(--ccl-line);border-radius:6px;text-decoration:none}
/* distraction-free learning page */
body.ccl-learn{margin:0;background:#f9fafb;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
.ccl-lbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:16px;background:#111827;color:#fff;padding:10px 20px}
.ccl-lbar a{color:#fff;text-decoration:none}.ccl-ltitle{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ccl-lprog{display:flex;align-items:center;gap:8px;width:180px;font-size:.85rem}.ccl-lprog .ccl-progress{background:#374151}
.ccl-toggle{background:none;border:1px solid #4b5563;color:#fff;border-radius:6px;padding:4px 10px;cursor:pointer}
.ccl-lbody{display:flex;min-height:calc(100vh - 52px)}
.ccl-lside{width:320px;flex:none;background:#fff;border-right:1px solid var(--ccl-line);padding:16px;overflow-y:auto;max-height:calc(100vh - 52px);position:sticky;top:52px}
.ccl-lside h4{margin:16px 0 6px;font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;color:var(--ccl-mut)}
.ccl-lside ul{list-style:none;margin:0;padding:0}.ccl-lside li a,.ccl-lside li .lock{display:block;padding:8px 10px;border-radius:8px;color:var(--ccl-ink);text-decoration:none;font-size:.92rem}
.ccl-lside li.cur a{background:var(--ccl-accent);color:#fff}.ccl-lside li a:hover{background:var(--ccl-soft)}.ccl-lside li.cur a:hover{background:var(--ccl-accent)}.ccl-lside .lock{color:#9ca3af}
.ccl-lmain{flex:1;max-width:900px;margin:0 auto;padding:32px 28px 60px;min-width:0}.ccl-lmain h1{margin-top:0}
.ccl-pdf{width:100%;height:75vh;border:1px solid var(--ccl-line);border-radius:10px}
.ccl-audio audio{width:100%}.ccl-content{font-size:1.05rem}.ccl-done{color:#059669;font-weight:600}
.ccl-nav{display:flex;justify-content:space-between;gap:12px;margin:34px 0;padding-top:16px;border-top:1px solid var(--ccl-line)}.ccl-nav a{color:var(--ccl-accent);text-decoration:none;font-weight:600}
.ccl-qz{border:1px solid var(--ccl-line);border-radius:10px;padding:14px 18px;margin:0 0 16px;background:#fff}.ccl-qz legend{font-weight:700;padding:0 6px}.ccl-qz label{display:block;padding:6px 0;cursor:pointer}
.ccl-qa{margin-top:20px}.ccl-lmain textarea{width:100%;padding:10px;border:1px solid #d1d5db;border-radius:8px}
.ccl-q{background:#fff;border:1px solid var(--ccl-line);border-radius:10px;padding:12px 16px;margin-bottom:12px}.ccl-a{margin:8px 0 8px 18px;padding-left:12px;border-left:3px solid var(--ccl-accent)}
body.ccl-hide-side .ccl-lside{display:none}
@media(max-width:900px){.ccl-layout{grid-template-columns:1fr}.ccl-box{position:static}.ccl-lside{position:fixed;left:0;top:52px;bottom:0;z-index:9;width:85%;max-width:340px;display:none}.ccl-lprog{display:none}body.ccl-hide-side .ccl-lside{display:block}.ccl-lmain{padding:20px 16px}}