.sk-shell{min-height:60vh;padding:clamp(90px,12vw,140px) 0 clamp(60px,9vw,100px)}.sk-narrow{max-width:460px;margin:0 auto}.sk-wide{max-width:880px;margin:0 auto}.sk-panel{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--bg-soft);padding:clamp(22px,4vw,32px)}.sk-panel-head{margin-bottom:20px}.sk-panel-title{font-size:22px;font-weight:650;margin:0 0 6px}.sk-panel-sub{font-size:14.5px;line-height:1.55;color:var(--fg-muted);margin:0}.sk-field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.sk-label{font-size:13px;font-weight:550;color:var(--fg-muted)}.sk-input,.sk-textarea,.sk-select{width:100%;font:inherit;font-size:15px;color:var(--fg);background:var(--bg);border:1px solid var(--line);border-radius:var(--r-md);padding:11px 13px;transition:border-color .15s ease,box-shadow .15s ease}.sk-input:focus,.sk-textarea:focus,.sk-select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.sk-textarea{min-height:110px;resize:vertical;line-height:1.55}.sk-hint{font-size:12.5px;color:var(--fg-faint);margin:6px 0 0}.sk-form-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.sk-form-actions .sa-btn{flex:1 1 auto;justify-content:center}.sk-msg{border-radius:var(--r-md);padding:11px 14px;font-size:14px;line-height:1.5;margin:0 0 16px;border:1px solid var(--line)}.sk-msg-error{color:#ff9b9b;border-color:#ff6b6b59;background:#ff6b6b14}.sk-msg-ok{color:var(--accent);border-color:var(--accent-line, var(--accent));background:var(--accent-soft)}.sk-msg-info{color:var(--fg-muted);background:var(--bg)}.sk-tabs{display:flex;gap:4px;padding:4px;border:1px solid var(--line);border-radius:999px;background:var(--bg);margin-bottom:22px}.sk-tab{flex:1;font:inherit;font-size:14px;font-weight:550;color:var(--fg-muted);background:none;border:0;border-radius:999px;padding:9px 14px;cursor:pointer;transition:background .15s ease,color .15s ease}.sk-tab[data-active="1"]{background:var(--accent);color:var(--accent-fg)}.sk-lesson-list{display:flex;flex-direction:column;gap:12px;margin-top:24px}.sk-lesson{display:flex;align-items:center;gap:16px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--bg-soft);padding:18px 20px;text-decoration:none;color:inherit;transition:border-color .15s ease,transform .15s ease}a.sk-lesson:hover{border-color:var(--accent);transform:translateY(-1px)}.sk-lesson[data-locked="1"]{opacity:.55}.sk-lesson-num{flex:0 0 auto;width:38px;height:38px;display:grid;place-items:center;border-radius:50%;border:1px solid var(--line);font-family:var(--font-mono);font-size:14px;color:var(--fg-muted)}.sk-lesson[data-locked="0"] .sk-lesson-num{border-color:var(--accent);color:var(--accent)}.sk-lesson-body{flex:1 1 auto;min-width:0}.sk-lesson-title{font-size:16px;font-weight:600;margin:0 0 3px}.sk-lesson-meta{font-size:13px;color:var(--fg-faint);margin:0}.sk-lesson-state{flex:0 0 auto;font-size:12.5px;color:var(--fg-faint)}.sk-stars{display:inline-flex;gap:3px}.sk-star{color:var(--line-strong, var(--line))}.sk-star[data-on="1"]{color:var(--accent)}.sk-star-input{display:flex;gap:4px}.sk-star-btn{background:none;border:0;padding:2px;cursor:pointer;color:var(--line-strong, var(--line));transition:color .12s ease,transform .12s ease}.sk-star-btn[data-on="1"]{color:var(--accent)}.sk-star-btn:hover{transform:scale(1.12)}.sk-reviews-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;margin-top:26px}.sk-review-card{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--bg-soft);padding:22px}.sk-review-body{font-size:15px;line-height:1.6;color:var(--fg);margin:12px 0 16px}.sk-review-author{font-size:13.5px;font-weight:600;margin:0}.sk-review-src{font-size:12.5px;color:var(--fg-faint);margin:2px 0 0}.sk-admin-nav{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:24px}.sk-admin-tab{font:inherit;font-size:14px;font-weight:550;color:var(--fg-muted);background:var(--bg-soft);border:1px solid var(--line);border-radius:999px;padding:8px 16px;cursor:pointer}.sk-admin-tab[data-active="1"]{background:var(--accent);border-color:var(--accent);color:var(--accent-fg)}.sk-stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:26px}.sk-stat-box{border:1px solid var(--line);border-radius:var(--r-md);background:var(--bg-soft);padding:16px 18px}.sk-stat-num{font-size:24px;font-weight:650;margin:0}.sk-stat-label{font-size:12.5px;color:var(--fg-faint);margin:2px 0 0}.sk-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap;border:1px solid var(--line);border-radius:var(--r-md);background:var(--bg-soft);padding:14px 16px;margin-bottom:10px}.sk-row-main{flex:1 1 220px;min-width:0}.sk-row-title{font-size:15px;font-weight:600;margin:0 0 2px}.sk-row-sub{font-size:13px;color:var(--fg-faint);margin:0;word-break:break-word}.sk-row-actions{display:flex;gap:8px;flex-wrap:wrap}.sk-inline-form{display:flex;gap:8px;flex-wrap:wrap;align-items:flex-end}.sk-inline-form .sk-field{margin-bottom:0;flex:1 1 160px}.sk-btn-sm{font:inherit;font-size:13px;font-weight:550;padding:7px 13px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--bg);color:var(--fg);cursor:pointer}.sk-btn-sm:hover{border-color:var(--accent)}.sk-btn-danger:hover{border-color:#ff6b6b;color:#ff9b9b}.sk-pill{display:inline-block;font-size:11.5px;font-weight:600;padding:3px 9px;border-radius:999px;border:1px solid var(--line);color:var(--fg-muted)}.sk-pill-pending{color:#ffc978;border-color:#ffc97866}.sk-pill-approved{color:var(--accent);border-color:var(--accent)}.sk-pill-rejected{color:var(--fg-faint)}.sk-empty{text-align:center;padding:40px 20px;color:var(--fg-faint);font-size:14.5px}.sk-back{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;color:var(--fg-muted);text-decoration:none;margin-bottom:18px}.sk-back:hover{color:var(--accent)}.sk-topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:22px}.sk-user-chip{font-size:13px;color:var(--fg-faint)}