:root{--teal:#17595a;--teal-dark:#103f40;--ink:#263f40;--muted:#788584;--border:#e2e8e3;--paper:#f6f7f3;--lilac:#eee7f4;--rose:#a378a8;--white:#fff;--radius:18px;font-family:'Segoe UI',Arial,sans-serif;color:var(--ink);background:var(--paper);font-size:15px}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}h1,h2,h3,p{margin-top:0}h1{font-family:'Playfair Display',Georgia,serif;font-size:clamp(28px,3vw,42px);font-weight:500;line-height:1.2;letter-spacing:-.7px;margin-bottom:12px}h2{font-size:21px;font-weight:600;margin-bottom:12px}h3{font-size:18px;font-weight:600;margin-bottom:10px}p{line-height:1.7}small{line-height:1.5}.admin-shell{display:grid;grid-template-columns:246px 1fr;min-height:100vh}.admin-sidebar{background:var(--teal-dark);color:#dfebe5;padding:36px 23px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.admin-brand{display:flex;gap:12px;align-items:center;font-family:Georgia,serif;font-size:24px;color:#fff}.admin-brand small{display:block;font:8px 'Segoe UI',Arial,sans-serif;letter-spacing:2px;margin-top:7px;color:#a7c3bb}.admin-flower{color:#d7c7a3;font-size:38px}.admin-sidebar-label{font-size:10px;letter-spacing:2px;color:#98b5ac;margin:50px 12px 16px}.admin-sidebar nav{display:grid;gap:7px}.admin-sidebar nav a{border-radius:10px;padding:13px 12px;display:flex;align-items:center;gap:13px;font-size:13px}.admin-sidebar nav a span{font-size:20px;width:22px;text-align:center}.admin-sidebar nav a:hover,.admin-sidebar nav a.active{background:#ffffff12;color:#fff}.admin-sidebar nav a.active{background:#ffffff1e}.admin-sidebar-bottom{margin-top:auto;padding:40px 12px 0;display:grid;gap:17px;font-size:12px;color:#a9c5bc}.admin-sidebar-bottom .admin-text-button{color:inherit;text-align:left;font-size:12px}.admin-topbar{height:87px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 44px;background:#fafbf8;font-size:13px}.admin-topbar span{color:var(--muted)}.admin-profile{display:flex;align-items:center;gap:10px;color:var(--ink)!important}.admin-profile span{background:var(--lilac);color:#80648c;border-radius:50%;width:33px;height:33px;display:grid;place-items:center}.admin-main{padding:44px;max-width:1550px;margin:0 auto}.admin-footer{color:#8b9591;font-size:11px;padding:0 44px 25px}.admin-kicker{font-size:10px;font-weight:600;letter-spacing:2.2px;color:var(--rose);display:block;margin-bottom:15px}.admin-muted{color:var(--muted)}.admin-small{font-size:12px}.admin-page-heading{display:flex;align-items:center;justify-content:space-between;gap:25px;margin-bottom:32px}.admin-page-heading p{margin-bottom:0}.admin-button{display:inline-flex;align-items:center;justify-content:center;gap:22px;padding:14px 22px;line-height:1.3;background:var(--teal);border:1px solid var(--teal);color:#fff;border-radius:9px;font-size:12px;font-weight:600;white-space:nowrap;min-height:45px;transition:background .15s}.admin-button:hover{background:var(--teal-dark)}.admin-button.secondary{color:var(--teal);background:transparent;border-color:#cbd8d2}.admin-button.secondary:hover{background:#eef4ef}.admin-button.small{padding:10px 16px;min-height:38px;font-size:11px}.admin-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:28px;margin-bottom:22px;box-shadow:0 5px 18px #21423b03}.admin-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:25px}.admin-stat{border-radius:var(--radius);padding:26px;background:#eaf0e9;border:1px solid #dfe8dc}.admin-stat:nth-child(2){background:#f0ebf4;border-color:#e7dfee}.admin-stat:nth-child(3){background:#f4efe5;border-color:#ece4d3}.admin-stat span,.admin-stat small{display:block;font-size:11px;color:#728077}.admin-stat strong{font-family:'Playfair Display',Georgia,serif;font-weight:500;font-size:42px;display:block;margin:12px 0 8px;color:var(--teal)}.admin-sync{display:flex;gap:30px;align-items:center;justify-content:space-between;margin-bottom:36px}.admin-sync h2{font-size:16px}.admin-sync p{font-size:12px;margin:0;max-width:650px}.admin-section-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:34px 0 20px}.admin-section-heading h2{margin-bottom:0}.admin-section-heading p{margin:9px 0 0;font-size:12px}.admin-count{font-size:11px;margin-left:9px;background:#e8eeea;border-radius:50%;padding:5px 8px;color:var(--teal)}.admin-course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.admin-course-card{padding:0;overflow:hidden;margin-bottom:0;display:flex;flex-direction:column}.admin-course-cover{width:100%;height:160px;object-fit:cover;display:block}.admin-cover-placeholder{background:linear-gradient(135deg,#d5e6df,#eee6f3);font-size:55px;color:var(--teal);display:grid;place-items:center}.admin-course-body{padding:22px;display:flex;flex-direction:column;flex-grow:1}.admin-card-tags{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:17px}.admin-badge{font-size:9px;padding:6px 10px;border-radius:30px;font-weight:600;white-space:nowrap}.admin-badge.green{background:#e8f0e8;color:#4e7757}.admin-badge.lilac{background:var(--lilac);color:#896b94}.admin-course-body h3{line-height:1.5;font-family:'Playfair Display',Georgia,serif;font-weight:500;font-size:22px}.admin-course-link{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--border);padding-top:18px;margin-top:auto;color:var(--teal);font-size:12px;font-weight:600}.admin-course-link span{font-size:20px}.admin-form{display:grid;gap:20px}.admin-form label{display:grid;gap:9px;font-size:12px;font-weight:600;align-content:start}.admin-form label small{color:var(--muted);font-size:11px;font-weight:400}.admin-form input,.admin-form select,.admin-form textarea,.admin-search input,.admin-access-add select{width:100%;padding:12px 14px;border:1px solid #dce3dd;border-radius:8px;background:#fcfdfa;color:var(--ink);outline:none;font-size:13px;min-width:0}.admin-form textarea{resize:vertical;line-height:1.65}.admin-form input:focus,.admin-form select:focus,.admin-form textarea:focus,.admin-search input:focus,.admin-access-add select:focus{border-color:var(--teal);box-shadow:0 0 0 3px #17595a12}.admin-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.admin-form-grid .span-2{grid-column:1/-1}.admin-form-grid.columns-3{grid-template-columns:2fr 1fr 1fr}.admin-form-actions{display:flex;align-items:center;justify-content:space-between;gap:20px}.admin-back{color:var(--teal);font-size:12px;display:inline-block;margin-bottom:25px}.admin-chapter{padding:0}.admin-chapter>details>summary{display:flex;align-items:center;gap:20px;padding:25px;cursor:pointer;list-style:none}.admin-chapter summary::-webkit-details-marker,.admin-lesson summary::-webkit-details-marker{display:none}.admin-chapter-number{font-size:12px;color:var(--rose);padding:12px;background:var(--lilac);border-radius:10px}.admin-chapter summary strong{font-size:15px;line-height:1.5}.admin-chapter summary small{display:block;color:var(--muted);font-size:11px;font-weight:400;margin-top:5px}.admin-summary-arrow{margin-left:auto;color:var(--muted)}.admin-details-body{padding:0 26px 26px;border-top:1px solid var(--border);padding-top:25px}.admin-text-button{border:0;background:none;padding:0;color:var(--teal);font-size:11px}.admin-text-button.danger{color:#a46565}.admin-lessons{margin-top:26px;border-top:1px solid var(--border)}.admin-lesson{border-bottom:1px solid var(--border)}.admin-lesson>summary{list-style:none;display:flex;gap:14px;align-items:center;padding:18px 0;cursor:pointer}.admin-lesson>summary strong{font-size:12px;font-weight:500;flex:1}.admin-lesson>summary .admin-small{white-space:nowrap}.admin-lesson-dot{color:var(--teal);font-size:18px}.admin-lesson-form{padding:10px 0 25px}.admin-add-lesson{margin-top:24px}.admin-add-lesson>summary{cursor:pointer;font-size:12px;color:var(--teal);font-weight:600;list-style:none}.admin-add-lesson .admin-lesson-form{padding-top:22px}.admin-archive{display:flex;align-items:center;justify-content:space-between;gap:20px}.admin-archive p{margin:0}.admin-archive h3{font-size:15px}.admin-alert{padding:18px 22px;border:1px solid #d6ded9;background:#ecf2ed;border-radius:12px;font-size:13px;line-height:1.6;margin-bottom:24px}.admin-alert.error{background:#fbefed;border-color:#efd2cd;color:#954c45}.admin-alert.success{background:#eaf3e9;border-color:#d5e6d1;color:#496c47}.admin-search{display:flex;gap:12px;margin-bottom:26px;max-width:580px}.admin-student-header{display:flex;align-items:center;gap:15px}.admin-student-header h2{font-size:17px;margin-bottom:5px}.admin-student-header p{font-size:12px;margin-bottom:0;overflow-wrap:anywhere}.admin-student-header>.admin-small{margin-left:auto;white-space:nowrap}.admin-student-avatar{background:var(--lilac);color:#92729b;min-width:44px;height:44px;border-radius:50%;display:grid;place-items:center}.admin-access-list{margin-top:22px}.admin-access-row{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:13px 0;border-bottom:1px solid var(--border);font-size:12px}.admin-access-row small{margin-left:10px;display:inline-block;font-size:10px}.admin-access-add{display:flex;gap:15px;margin-top:22px;align-items:center}.admin-empty{text-align:center;padding:60px 30px;grid-column:1/-1}.admin-empty .admin-button{margin-top:15px}.admin-narrow{max-width:620px}.admin-narrow .admin-button{justify-self:start}.admin-shell-guest{grid-template-columns:1fr}.admin-shell-guest .admin-main{width:100%;padding:50px}.admin-login-wrap{max-width:1000px;min-height:65vh;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:90px;margin:auto}.admin-login{padding:45px;margin:0}.admin-login h1{font-size:34px}.admin-login>p{font-size:13px;margin-bottom:30px}.admin-login .admin-small{margin:25px 0 0}.admin-login-decoration{color:#b8a0c0;font-size:110px;text-align:center}.admin-login-decoration p{font:italic 33px/1.6 'Playfair Display',Georgia,serif;color:var(--teal);margin-top:10px}.skip-link,.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.skip-link:focus{position:fixed;top:10px;left:10px;width:auto;height:auto;clip:auto;padding:15px;background:#fff;z-index:10}table{border-collapse:collapse;width:100%;font-size:13px}td,th{text-align:left;border-bottom:1px solid var(--border);padding:14px 12px;vertical-align:top}th{font-size:11px;color:var(--muted)}.table-wrap{overflow:auto}code{font-size:12px;overflow-wrap:anywhere}.admin-toolbar{display:flex;gap:15px;align-items:center;flex-wrap:wrap}
@media(min-width:1700px){.admin-course-cover{height:210px}}@media(max-width:1200px){.admin-shell{grid-template-columns:215px 1fr}.admin-sidebar{padding:28px 15px}.admin-brand{font-size:21px}.admin-topbar{padding:0 28px}.admin-main{padding:32px 28px}.admin-course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.admin-sync{align-items:flex-start}.admin-sync .admin-button{white-space:normal;text-align:center}.admin-stats{gap:13px}.admin-stat{padding:23px 18px}}@media(max-width:850px){.admin-shell{display:block}.admin-sidebar{position:static;height:auto;padding:20px}.admin-brand{margin-bottom:20px}.admin-sidebar-label{display:none}.admin-sidebar nav{display:flex;flex-wrap:wrap;gap:5px}.admin-sidebar nav a{padding:10px 13px;font-size:11px}.admin-sidebar nav a span{font-size:16px;width:15px}.admin-sidebar-bottom{padding:20px 0 0;display:flex;gap:22px;flex-wrap:wrap}.admin-topbar{height:66px;padding:0 23px}.admin-main{padding:30px 23px}.admin-page-heading{align-items:flex-start}.admin-stats{gap:10px}.admin-stat{padding:20px 15px}.admin-stat span{font-size:10px}.admin-stat strong{font-size:35px}.admin-login-wrap{gap:25px}.admin-shell-guest .admin-main{padding:30px 23px}.admin-login{padding:32px}.admin-login-decoration p{font-size:25px}.admin-login-decoration{font-size:80px}.admin-footer{padding-left:23px}.admin-form-grid.columns-3{grid-template-columns:2fr 1fr 1fr}}@media(max-width:580px){h1{font-size:31px}.admin-main{padding:27px 17px}.admin-topbar{padding:0 17px;font-size:11px}.admin-topbar>a>span{display:none}.admin-page-heading{display:block;margin-bottom:26px}.admin-page-heading>.admin-button{margin-top:22px}.admin-stats{grid-template-columns:1fr}.admin-stat{display:grid;grid-template-columns:1fr auto;align-items:center;gap:5px 15px}.admin-stat strong{grid-row:1/3;grid-column:2;margin:0;font-size:36px}.admin-course-grid{grid-template-columns:1fr}.admin-course-cover{height:190px}.admin-sync{display:block;padding:24px}.admin-sync form{margin-top:20px}.admin-card{padding:23px}.admin-course-card{padding:0}.admin-card-tags{flex-wrap:wrap}.admin-section-heading{align-items:flex-start}.admin-section-heading>p{display:none}.admin-form-grid,.admin-form-grid.columns-3{grid-template-columns:1fr}.admin-form-grid .span-2{grid-column:auto}.admin-form-actions{flex-wrap:wrap}.admin-form-actions>.admin-small{width:100%}.admin-chapter{padding:0}.admin-chapter>details>summary{padding:21px 17px;gap:12px}.admin-details-body{padding:22px 17px}.admin-chapter summary strong{font-size:13px}.admin-lesson>summary{gap:8px}.admin-lesson>summary>.admin-small{font-size:9px}.admin-archive{display:block}.admin-archive form{margin-top:20px}.admin-access-add{display:block}.admin-access-add button{margin-top:12px}.admin-student-header{align-items:flex-start;gap:10px;flex-wrap:wrap}.admin-student-header>.admin-small{margin-left:54px;width:100%}.admin-access-row{align-items:flex-start}.admin-access-row small{display:block;margin:6px 0 0}.admin-access-row form{flex-shrink:0}.admin-login-wrap{display:block;min-height:auto}.admin-login-decoration{display:none}.admin-shell-guest .admin-main{padding:30px 17px}.admin-login{padding:30px 24px}.admin-login h1{font-size:30px}.admin-sidebar nav a{padding:9px;font-size:10px}.admin-sidebar nav a span{display:none}.admin-button{white-space:normal;text-align:center}.admin-search .admin-button{white-space:nowrap}.admin-topbar>a{max-width:70%}}