body{background:#f2f5f2}.admin-header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px max(24px,calc((100vw - 1320px)/2));background:#fff;border-bottom:1px solid #f7f9fb}.admin-header .brand{font-size:20px}.admin-actions{display:flex;gap:10px;align-items:center}.admin-main{max-width:1320px;margin:36px auto;padding:0 24px}.admin-title{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:28px}.admin-title h1{margin:8px 0;font-size:30px}.admin-title p,.muted{color:#626e7e}.admin-tabs{display:flex;gap:8px;margin:24px 0}.admin-tabs button.active{background:#3c4758;color:#fff}.course-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:20px}.course-card{background:white;border:1px solid #f7f9fb;border-radius:16px;padding:25px;display:flex;flex-direction:column;align-items:flex-start;gap:16px}.course-card h2{font-size:20px;margin:0}.course-card p{line-height:1.7;margin:0;white-space:pre-wrap}.course-card .admin-actions{margin-top:auto;flex-wrap:wrap}.course-card small{color:#647080}.admin-login{max-width:430px;margin:10vh auto;background:white;border:1px solid #f7f9fb;border-radius:20px;padding:36px}.admin-login h1{font-size:28px;margin:20px 0 10px}.admin-login p{line-height:1.8;color:#636f7f}.admin-form{max-width:760px;background:#fff;padding:28px;border:1px solid #f7f9fb;border-radius:16px}.admin-form textarea{min-height:90px}.admin-table-wrap{overflow:auto;background:#fff;border:1px solid #f7f9fb;border-radius:14px}.admin-table{width:100%;border-collapse:collapse;white-space:nowrap}.admin-table td,.admin-table th{padding:17px;text-align:left;border-bottom:1px solid #f7f9fb}.admin-table th{color:#5e6a7a;font-size:13px}.admin-table small{display:block;color:#677283;margin-top:6px}.admin-note{padding:14px 18px;background:#f7f9fb;border-radius:10px;line-height:1.8;color:#495465;margin-bottom:20px}.admin-danger{color:#9c3f36}.admin-main .catalog-layout{align-items:start}.admin-main .catalog-list{position:sticky;top:16px;max-height:85vh;overflow:auto}.admin-main .catalog-editor{min-width:0}.loading{text-align:center;margin-top:20vh}.empty{padding:45px;text-align:center;color:#636e7f}.save-state{color:#986c22}.admin-form .field-row{gap:20px}.admin-header a{text-decoration:none;color:#424d5e}.watermark{font-size:12px;color:#6a7586;text-align:right;margin:6px 0}.expiry-note{font-size:12px;color:#677283;margin-top:7px}@media(max-width:760px){.admin-header{padding:18px;align-items:flex-start}.admin-header .brand{font-size:16px}.admin-main{margin:24px auto;padding:0 16px}.admin-title{align-items:flex-start;flex-direction:column}.admin-title h1{font-size:25px}.admin-actions{flex-wrap:wrap}.admin-main .catalog-list{position:static;max-height:280px}.admin-login{margin:6vh 16px}.admin-form{padding:20px}.admin-table td,.admin-table th{padding:12px}}

.admin-tabs .btn.active:hover:not(:disabled){background:#3c4758;color:white}#dialog:has(#course-form){padding:26px;width:min(560px,94vw)}

#dialog{padding:28px}#dialog h2{margin-bottom:12px}#dialog p{margin:10px 0;line-height:1.8}@media(max-width:760px){#dialog{padding:20px}}