@import "https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&family=DM+Sans:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap";._sidebar_1uc2f_1{height:100svh;width:var(--sidebar-width);background:var(--bg-sidebar);z-index:50;border-right:1px solid #ffffff0f;flex-direction:column;transition:transform .3s;display:flex;position:fixed;top:0;left:0;overflow-y:auto}._overlay_1uc2f_14{z-index:49;background:#00000080;display:none;position:fixed;inset:0}._logoWrap_1uc2f_21{border-bottom:1px solid #ffffff0f;justify-content:space-between;align-items:center;gap:8px;padding:20px 16px;display:flex}._logo_1uc2f_21{object-fit:contain;width:auto;height:28px}._fallbackTextLogo_1uc2f_30{font-family:var(--font-display);color:var(--accent);letter-spacing:.5px;font-size:16px;font-weight:700}._adminBadge_1uc2f_37{background:var(--accent-dim);color:var(--accent);font-size:10px;font-weight:700;font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;border-radius:999px;padding:2px 8px}._adminInfo_1uc2f_48{border-bottom:1px solid #ffffff0f;align-items:center;gap:10px;padding:14px 16px;display:flex}._avatar_1uc2f_55{background:var(--accent-dim);border:1px solid var(--accent);width:36px;height:36px;color:var(--accent);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:14px;font-weight:700;display:flex}._adminText_1uc2f_66{flex-direction:column;gap:2px;display:flex;overflow:hidden}._adminName_1uc2f_67{color:#f5f5f7;font-size:13px;font-weight:600}._adminEmail_1uc2f_68{color:var(--text-sidebar);white-space:nowrap;text-overflow:ellipsis;font-size:11px;font-family:var(--font-mono);overflow:hidden}._nav_1uc2f_76{flex-direction:column;flex:1;gap:2px;padding:12px 8px;display:flex}._navLink_1uc2f_83{border-radius:var(--radius-sm);color:var(--text-sidebar);transition:background var(--transition), color var(--transition);align-items:center;gap:10px;padding:10px 12px;font-size:13px;font-weight:500;display:flex}._navLink_1uc2f_83:hover{color:#f5f5f7;background:#ffffff0f}._navLink_1uc2f_83._active_1uc2f_95{background:var(--accent-dim);color:var(--accent)}._bottomActions_1uc2f_96{border-top:1px solid #ffffff0f;flex-direction:column;gap:2px;padding:8px;display:flex}._themeBtn_1uc2f_103,._logoutBtn_1uc2f_103{border-radius:var(--radius-sm);color:var(--text-sidebar);transition:background var(--transition), color var(--transition);text-align:left;background:0 0;border:none;align-items:center;gap:10px;width:100%;padding:10px 12px;font-size:13px;font-weight:500;display:flex}._themeBtn_1uc2f_103:hover{color:#f5f5f7;background:#ffffff0f}._logoutBtn_1uc2f_103:hover{color:#e24b4a;background:#e24b4a26}@media (width<=768px){._sidebar_1uc2f_1{transform:translate(-100%)}._sidebar_1uc2f_1._open_1uc2f_123{transform:translate(0)}._overlay_1uc2f_14{display:block}}._topBar_cjr5j_1{z-index:40;background:var(--bg-primary);border-bottom:1px solid var(--border);align-items:center;gap:16px;height:56px;padding:0 24px;transition:background .3s;display:flex;position:sticky;top:0}._menuBtn_cjr5j_14{color:var(--text-primary);border-radius:var(--radius-sm);background:0 0;border:none;padding:6px;display:none}._menuBtn_cjr5j_14:hover{background:var(--accent-dim);color:var(--accent)}._title_cjr5j_23{font-family:var(--font-display);color:var(--text-primary);font-size:18px;font-weight:600}@media (width<=768px){._menuBtn_cjr5j_14{display:flex}}._page_17m8y_1{background:var(--bg-primary);justify-content:center;align-items:center;min-height:100svh;padding:24px;display:flex}._card_17m8y_7{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);width:100%;max-width:400px;box-shadow:var(--shadow-lg);flex-direction:column;align-items:center;gap:16px;padding:40px 32px;display:flex}._iconWrap_17m8y_16{background:var(--accent-dim);border:1px solid var(--accent);width:64px;height:64px;color:var(--accent);border-radius:50%;justify-content:center;align-items:center;display:flex}._icon_17m8y_16{color:var(--accent)}._heading_17m8y_25{font-family:var(--font-display);color:var(--text-primary);font-size:26px}._sub_17m8y_26{color:var(--text-muted);margin-top:-8px;font-size:13px}._errorBox_17m8y_27{background:var(--danger-dim);border:1px solid var(--danger);border-radius:var(--radius-sm);width:100%;color:var(--danger);padding:12px 16px;font-size:13px}._form_17m8y_35{flex-direction:column;gap:16px;width:100%;display:flex}._field_17m8y_36{flex-direction:column;gap:8px;display:flex}._label_17m8y_37{color:var(--text-secondary);font-size:13px;font-weight:500}._inputWrap_17m8y_38{align-items:center;display:flex;position:relative}._inputIcon_17m8y_39{color:var(--text-muted);pointer-events:none;position:absolute;left:14px}._input_17m8y_38{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-primary);width:100%;color:var(--text-primary);transition:border-color var(--transition);outline:none;padding:12px 16px 12px 40px;font-size:14px}._input_17m8y_38:focus{border-color:var(--accent)}._input_17m8y_38::placeholder{color:var(--text-muted)}._eyeBtn_17m8y_52{color:var(--text-muted);background:0 0;border:none;align-items:center;padding:4px;display:flex;position:absolute;right:12px}._eyeBtn_17m8y_52:hover{color:var(--accent)}._submitBtn_17m8y_59{border-radius:var(--radius-sm);background:var(--accent);color:#000;letter-spacing:.04em;width:100%;transition:opacity var(--transition);border:none;justify-content:center;align-items:center;margin-top:4px;padding:13px;font-size:14px;font-weight:700;display:flex}._submitBtn_17m8y_59:hover{opacity:.88}._submitBtn_17m8y_59:disabled{opacity:.6;cursor:not-allowed}._spinner_17m8y_71{border:2px solid #0003;border-top-color:#000;border-radius:50%;width:20px;height:20px;animation:.7s linear infinite _spin_17m8y_71}@keyframes _spin_17m8y_71{to{transform:rotate(360deg)}}._page_ewkeg_1{flex-direction:column;gap:28px;display:flex}._header_ewkeg_2{flex-direction:column;gap:4px;display:flex}._heading_ewkeg_3{font-family:var(--font-display);color:var(--text-primary);font-size:clamp(1.4rem,3vw,2rem)}._sub_ewkeg_4{color:var(--text-muted);font-size:14px}._statsGrid_ewkeg_5{grid-template-columns:repeat(4,1fr);gap:16px;display:grid}._statCard_ewkeg_6{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow);transition:border-color var(--transition);align-items:center;gap:16px;padding:20px;display:flex}._statCard_ewkeg_6:hover{border-color:var(--accent)}._statIcon_ewkeg_16{border-radius:var(--radius-sm);background:var(--accent-dim);width:44px;height:44px;color:var(--accent);flex-shrink:0;justify-content:center;align-items:center;display:flex}._statValue_ewkeg_24{font-family:var(--font-display);color:var(--text-primary);font-size:22px;font-weight:700;line-height:1}._statLabel_ewkeg_25{color:var(--text-muted);margin-top:4px;font-size:12px}._section_ewkeg_26{flex-direction:column;gap:16px;display:flex}._sectionTitle_ewkeg_27{font-family:var(--font-display);color:var(--text-primary);font-size:18px}._table_ewkeg_28{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden}._tableHeader_ewkeg_35{background:var(--bg-primary);border-bottom:1px solid var(--border);color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;grid-template-columns:1.5fr 2fr 1.5fr 1fr 1fr;padding:12px 20px;font-size:12px;font-weight:600;display:grid}._tableRow_ewkeg_47{border-bottom:1px solid var(--border);color:var(--text-secondary);transition:background var(--transition);grid-template-columns:1.5fr 2fr 1.5fr 1fr 1fr;align-items:center;padding:14px 20px;font-size:13px;display:grid}._tableRow_ewkeg_47:last-child{border-bottom:none}._tableRow_ewkeg_47:hover{background:var(--bg-primary)}._studentName_ewkeg_59{color:var(--text-primary);font-weight:600}._studentEmail_ewkeg_60{font-family:var(--font-mono);font-size:12px}._amount_ewkeg_61{color:var(--success);font-weight:600}._date_ewkeg_62{font-family:var(--font-mono);font-size:12px}._emptyRow_ewkeg_63{text-align:center;color:var(--text-muted);padding:40px;font-size:14px}@media (width<=1024px){._statsGrid_ewkeg_5{grid-template-columns:repeat(2,1fr)}}@media (width<=768px){._tableHeader_ewkeg_35,._tableRow_ewkeg_47{grid-template-columns:1.2fr 1.5fr 1fr}._tableHeader_ewkeg_35 span:nth-child(3),._tableHeader_ewkeg_35 span:nth-child(4),._tableRow_ewkeg_47 span:nth-child(3),._tableRow_ewkeg_47 span:nth-child(4){display:none}}@media (width<=640px){._statsGrid_ewkeg_5{grid-template-columns:1fr 1fr}._tableHeader_ewkeg_35,._tableRow_ewkeg_47{grid-template-columns:1fr 1.2fr}._tableHeader_ewkeg_35 span:nth-child(n+3),._tableRow_ewkeg_47 span:nth-child(n+3){display:none}}._overlay_4jv4p_1{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:100;background:#0009;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}._modal_4jv4p_12{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);width:100%;max-height:90svh;overflow-y:auto}._sm_4jv4p_21{max-width:400px}._md_4jv4p_22{max-width:560px}._lg_4jv4p_23{max-width:760px}._header_4jv4p_24{border-bottom:1px solid var(--border);background:var(--bg-card);z-index:1;justify-content:space-between;align-items:center;padding:20px 24px;display:flex;position:sticky;top:0}._title_4jv4p_35{font-family:var(--font-display);color:var(--text-primary);font-size:18px}._closeBtn_4jv4p_40{color:var(--text-muted);border-radius:var(--radius-sm);transition:color var(--transition), background var(--transition);background:0 0;border:none;align-items:center;padding:6px;display:flex}._closeBtn_4jv4p_40:hover{color:var(--danger);background:var(--danger-dim)}._body_4jv4p_51{padding:24px}._overlay_ka7bt_1{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:110;background:#0009;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}._dialog_ka7bt_12{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);text-align:center;width:100%;max-width:400px;box-shadow:var(--shadow-lg);flex-direction:column;align-items:center;gap:16px;padding:32px;display:flex}._icon_ka7bt_26{background:var(--danger-dim);width:60px;height:60px;color:var(--danger);border-radius:50%;justify-content:center;align-items:center;display:flex}._title_ka7bt_33{font-family:var(--font-display);color:var(--text-primary);font-size:20px}._message_ka7bt_34{color:var(--text-secondary);font-size:14px;line-height:1.6}._actions_ka7bt_35{gap:12px;width:100%;display:flex}._cancelBtn_ka7bt_36{border-radius:var(--radius-sm);border:1px solid var(--border);color:var(--text-secondary);transition:border-color var(--transition);background:0 0;flex:1;padding:11px;font-size:14px;font-weight:600}._cancelBtn_ka7bt_36:hover{border-color:var(--border-hover)}._confirmBtn_ka7bt_46{border-radius:var(--radius-sm);background:var(--danger);color:#fff;transition:opacity var(--transition);border:none;flex:1;padding:11px;font-size:14px;font-weight:700}._confirmBtn_ka7bt_46:hover{opacity:.88}._page_y27yf_1{flex-direction:column;gap:24px;display:flex}._header_y27yf_2{justify-content:space-between;align-items:flex-start;gap:16px;display:flex}._heading_y27yf_3{font-family:var(--font-display);color:var(--text-primary);font-size:clamp(1.4rem,3vw,2rem)}._sub_y27yf_4{color:var(--text-muted);margin-top:4px;font-size:13px}._createBtn_y27yf_5{border-radius:var(--radius-sm);background:var(--accent);color:#000;white-space:nowrap;transition:opacity var(--transition);border:none;align-items:center;gap:8px;padding:10px 20px;font-size:13px;font-weight:700;display:inline-flex}._createBtn_y27yf_5:hover{opacity:.88}._grid_y27yf_15{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;display:grid}._card_y27yf_16{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);transition:border-color var(--transition);flex-direction:column;gap:12px;padding:20px;display:flex}._card_y27yf_16:hover{border-color:var(--accent)}._cardTop_y27yf_26{justify-content:space-between;align-items:center;display:flex}._courseIcon_y27yf_27{border-radius:var(--radius-sm);background:var(--accent-dim);width:44px;height:44px;color:var(--accent);justify-content:center;align-items:center;display:flex}._statusBadge_y27yf_33{font-size:11px;font-weight:600;font-family:var(--font-mono);border-radius:999px;padding:3px 10px}._published_y27yf_38{background:var(--success-dim);color:var(--success)}._draft_y27yf_39{background:var(--accent-dim);color:var(--accent)}._courseTitle_y27yf_40{font-family:var(--font-display);color:var(--text-primary);font-size:16px}._courseDesc_y27yf_41{color:var(--text-secondary);-webkit-line-clamp:2;-webkit-box-orient:vertical;flex:1;font-size:13px;line-height:1.5;display:-webkit-box;overflow:hidden}._courseMeta_y27yf_42{justify-content:space-between;align-items:center;display:flex}._price_y27yf_43{color:var(--accent);font-size:18px;font-weight:700;font-family:var(--font-display)}._chapters_y27yf_44{color:var(--text-muted);font-size:12px;font-family:var(--font-mono)}._cardActions_y27yf_45{border-top:1px solid var(--border);align-items:center;gap:8px;padding-top:8px;display:flex}._viewBtn_y27yf_46{border-radius:var(--radius-sm);background:var(--accent);color:#000;transition:opacity var(--transition);border:none;flex:1;justify-content:center;align-items:center;gap:6px;padding:8px;font-size:12px;font-weight:700;display:flex}._viewBtn_y27yf_46:hover{opacity:.88}._editBtn_y27yf_54,._publishBtn_y27yf_54,._deleteBtn_y27yf_54{border-radius:var(--radius-sm);border:1px solid var(--border);width:34px;height:34px;transition:background var(--transition), color var(--transition);background:0 0;justify-content:center;align-items:center;display:flex}._editBtn_y27yf_54{color:var(--text-secondary)}._editBtn_y27yf_54:hover{background:var(--accent-dim);color:var(--accent);border-color:var(--accent)}._publishBtn_y27yf_54{color:var(--text-secondary)}._publishBtn_y27yf_54:hover{background:var(--success-dim);color:var(--success);border-color:var(--success)}._deleteBtn_y27yf_54{color:var(--text-secondary)}._deleteBtn_y27yf_54:hover{background:var(--danger-dim);color:var(--danger);border-color:var(--danger)}._empty_y27yf_68{background:var(--bg-card);border:1px dashed var(--border);border-radius:var(--radius-lg);text-align:center;flex-direction:column;align-items:center;gap:12px;padding:64px 24px;display:flex}._emptyIcon_y27yf_75{color:var(--accent);opacity:.3}._empty_y27yf_68 h3{font-family:var(--font-display);color:var(--text-primary);font-size:20px}._empty_y27yf_68 p{color:var(--text-muted);font-size:14px}._loading_y27yf_78{text-align:center;color:var(--text-muted);padding:48px}._form_y27yf_79{flex-direction:column;gap:16px;display:flex}._field_y27yf_80{flex-direction:column;gap:8px;display:flex}._label_y27yf_81{color:var(--text-secondary);font-size:13px;font-weight:500}._input_y27yf_82,._textarea_y27yf_82,._select_y27yf_82{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-primary);color:var(--text-primary);transition:border-color var(--transition);outline:none;width:100%;padding:11px 14px;font-size:14px}._input_y27yf_82:focus,._textarea_y27yf_82:focus{border-color:var(--accent)}._textarea_y27yf_82{resize:vertical;min-height:80px}._modalActions_y27yf_94{justify-content:flex-end;gap:10px;padding-top:8px;display:flex}._cancelBtn_y27yf_95{border-radius:var(--radius-sm);border:1px solid var(--border);color:var(--text-secondary);background:0 0;padding:10px 20px;font-size:13px;font-weight:600}._saveBtn_y27yf_103{border-radius:var(--radius-sm);background:var(--accent);color:#000;transition:opacity var(--transition);border:none;padding:10px 24px;font-size:13px;font-weight:700}._saveBtn_y27yf_103:hover{opacity:.88}._saveBtn_y27yf_103:disabled{opacity:.6;cursor:not-allowed}._page_cxuoi_1{flex-direction:column;gap:28px;display:flex}._topHeader_cxuoi_2{justify-content:space-between;align-items:center;gap:16px;display:flex}._backLink_cxuoi_3{color:var(--text-secondary);transition:color var(--transition);align-items:center;gap:6px;font-size:13px;font-weight:600;display:inline-flex}._backLink_cxuoi_3:hover{color:var(--accent)}._statusBadge_cxuoi_9{font-size:11px;font-weight:600;font-family:var(--font-mono);border-radius:999px;padding:3px 10px}._published_cxuoi_14{background:var(--success-dim);color:var(--success)}._draft_cxuoi_15{background:var(--accent-dim);color:var(--accent)}._courseHeader_cxuoi_16{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);flex-direction:column;gap:12px;padding:28px;display:flex}._heading_cxuoi_24{font-family:var(--font-display);color:var(--text-primary);font-size:clamp(1.6rem,3vw,2.2rem)}._sub_cxuoi_25{color:var(--text-secondary);font-size:14px;line-height:1.6}._statsRow_cxuoi_26{flex-wrap:wrap;align-items:center;gap:16px;display:flex}._statItem_cxuoi_27{color:var(--text-muted);font-size:12px;font-family:var(--font-mono);background:var(--bg-primary);border-radius:999px;padding:4px 12px}._priceItem_cxuoi_31{font-family:var(--font-display);color:var(--accent);font-size:16px;font-weight:700}._curriculumSection_cxuoi_34{flex-direction:column;gap:20px;display:flex}._sectionHeader_cxuoi_35{justify-content:space-between;align-items:center;gap:16px;display:flex}._sectionTitle_cxuoi_36{font-family:var(--font-display);color:var(--text-primary);font-size:18px}._addBtn_cxuoi_37{border-radius:var(--radius-sm);background:var(--accent);color:#000;transition:opacity var(--transition);border:none;align-items:center;gap:6px;padding:8px 16px;font-size:12px;font-weight:700;display:inline-flex}._addBtn_cxuoi_37:hover{opacity:.88}._chaptersList_cxuoi_45{flex-direction:column;gap:14px;display:flex}._chapterGroup_cxuoi_46{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow);overflow:hidden}._chapterHeader_cxuoi_53{background:var(--bg-primary);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:6px 16px 6px 8px;display:flex}._chapterTrigger_cxuoi_58{color:var(--text-primary);text-align:left;background:0 0;border:none;flex:1;align-items:center;gap:10px;padding:12px 8px;font-size:14px;font-weight:600;display:flex}._chapterTitle_cxuoi_64{flex:1}._lessonCount_cxuoi_65{color:var(--text-muted);font-size:11px;font-family:var(--font-mono);background:var(--bg-card);border-radius:999px;padding:2px 8px}._chapterActions_cxuoi_69{gap:8px;display:flex}._addLessonBtn_cxuoi_70{border-radius:var(--radius-sm);border:1px solid var(--accent);background:var(--accent-dim);color:var(--accent);transition:all var(--transition);align-items:center;gap:4px;padding:6px 10px;font-size:11px;font-weight:600;display:inline-flex}._addLessonBtn_cxuoi_70:hover{background:var(--accent);color:#000}._trashBtn_cxuoi_78{border-radius:var(--radius-sm);border:1px solid var(--border);width:28px;height:28px;color:var(--text-muted);transition:all var(--transition);background:0 0;justify-content:center;align-items:center;display:flex}._trashBtn_cxuoi_78:hover{background:var(--danger-dim);color:var(--danger);border-color:var(--danger)}._lessonsContainer_cxuoi_85{background:var(--bg-secondary);flex-direction:column;display:flex}._lessonItem_cxuoi_86{border-bottom:1px solid var(--border);color:var(--text-secondary);justify-content:space-between;align-items:center;padding:14px 20px;font-size:13px;display:flex}._lessonItem_cxuoi_86:last-child{border-bottom:none}._lessonLeft_cxuoi_92{align-items:center;gap:10px;min-width:0;display:flex}._lessonIcon_cxuoi_93{color:var(--text-muted);flex-shrink:0}._lessonTitle_cxuoi_94{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;font-weight:500;overflow:hidden}._durationTag_cxuoi_95{color:var(--text-muted);font-size:11px;font-family:var(--font-mono);background:var(--bg-primary);border-radius:4px;padding:1px 6px}._lessonRight_cxuoi_99{align-items:center;gap:12px;display:flex}._typeBadge_cxuoi_100{text-transform:uppercase;background:var(--border);color:var(--text-secondary);font-size:10px;font-weight:600;font-family:var(--font-mono);border-radius:4px;padding:2px 6px}._lessonTrashBtn_cxuoi_105{color:var(--text-muted);cursor:pointer;transition:color var(--transition);background:0 0;border:none}._lessonTrashBtn_cxuoi_105:hover{color:var(--danger)}._emptyLessons_cxuoi_110{text-align:center;color:var(--text-muted);padding:20px;font-size:13px}._emptyChapters_cxuoi_111{background:var(--bg-card);border:1px dashed var(--border);border-radius:var(--radius-lg);text-align:center;flex-direction:column;align-items:center;gap:12px;padding:64px 24px;display:flex}._emptyIcon_cxuoi_116{color:var(--accent);opacity:.3}._emptyChapters_cxuoi_111 h4{font-family:var(--font-display);color:var(--text-primary);font-size:18px}._emptyChapters_cxuoi_111 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