:root{--bg:#0b0f14;--panel:#121922;--panel2:#18212c;--nav:#05080c;--text:#eef3f7;--muted:#9fb0bf;--btn:#0879d9;--btntext:#fff;--accent:#35a7ff;--border:#2a3949;--footer:#202020;--footertext:#fff}
*{box-sizing:border-box}body{margin:0;min-height:100vh;display:flex;flex-direction:column;background:var(--bg);color:var(--text);font-family:Inter,Segoe UI,Arial,sans-serif}a{color:var(--accent);text-decoration:none}.container{max-width:1200px;margin:0 auto;padding:28px}.topbar{min-height:68px;display:flex;justify-content:space-between;align-items:center;padding:12px 24px;background:var(--nav);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.brand{display:flex;align-items:center;gap:12px}.brand img{max-width:160px;max-height:46px;object-fit:contain}.top-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.top-actions a{white-space:nowrap}.card{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:22px;box-shadow:0 10px 35px #0005}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}.grid.two-col{grid-template-columns:minmax(320px,1fr) minmax(420px,1fr)}.btn,button,input[type=submit]{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--btn);color:var(--btntext);border:0;border-radius:10px;padding:11px 16px;font-weight:700;cursor:pointer}.btn.secondary{background:var(--panel2);border:1px solid var(--border);color:var(--text)}.btn.small{padding:7px 10px;font-size:.88rem}input,select,textarea{width:100%;background:#0c1219;color:var(--text);border:1px solid var(--border);border-radius:9px;padding:11px 12px;margin-top:6px}input[type=color]{padding:0;width:54px;min-width:54px;height:42px;border-radius:9px;overflow:hidden;cursor:pointer}.color-row{display:flex;gap:10px;align-items:center;margin-top:6px}.color-row input{margin-top:0}.color-row .color-text{font-family:Consolas,monospace;text-transform:uppercase}.password-row{display:flex;gap:8px;align-items:center}.password-row input{margin-top:6px}.eye-btn{width:48px;min-width:48px;margin-top:6px;padding:10px}.checkline{display:flex;align-items:center;gap:8px}.checkline input{width:auto;margin:0}.button-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}label{display:block;margin:0 0 14px;font-weight:600}.muted{color:var(--muted)}.smalltext{font-size:.82rem;font-weight:400}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:11px;border-bottom:1px solid var(--border);vertical-align:middle}.table-scroll{overflow:auto}.pill{display:inline-block;padding:4px 9px;border-radius:999px;background:var(--panel2);font-size:.85rem}.ci-dot{display:inline-block;width:14px;height:14px;border-radius:50%;margin-right:7px;vertical-align:-2px}.client-cell{display:flex;gap:10px;align-items:center}.client-cell img{width:54px;height:38px;object-fit:contain;background:#fff;border-radius:6px;padding:3px}.logo-preview{display:block;margin:8px 0;padding:10px;border:1px solid var(--border);border-radius:10px;background:#fff;width:max-content;max-width:100%}.logo-preview img{max-width:220px;max-height:80px;display:block}.login-wrap{flex:1;min-height:0;display:grid;grid-template-columns:minmax(420px,1.1fr) minmax(360px,.9fr);background:#05070b}.login-art{display:flex;align-items:center;justify-content:center;padding:40px;background:radial-gradient(circle at center,#14202b,#05070b 66%)}.login-art img{width:min(760px,95%);height:auto;object-fit:contain}.login-panel{display:flex;align-items:center;justify-content:center;padding:40px}.login-card{width:min(470px,100%)}.login-card h1{font-size:2rem;margin-bottom:8px}.flash{padding:12px 14px;border-radius:10px;margin:12px 0;background:#3a1515;border:1px solid #733}.nav{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}.nav a{padding:9px 12px;border:1px solid var(--border);border-radius:9px;background:var(--panel)}.section-title{display:flex;align-items:center;justify-content:space-between;gap:12px}.status-open{color:#7ee787}.status-closed{color:#ffb86c}.app-footer{margin-top:auto;background:var(--footer);color:var(--footertext);border-top:1px solid #ffffff14}.footer-inner{min-height:54px;display:flex;align-items:center;justify-content:center;gap:24px;padding:12px 24px;text-align:center}.app-footer a{color:var(--footertext);font-weight:500}.app-footer a:hover{text-decoration:underline}@media(max-width:900px){.grid.two-col{grid-template-columns:1fr}.login-wrap{grid-template-columns:1fr}.login-art{padding:24px;min-height:300px}.login-art img{max-height:360px}.login-panel{padding:24px}.topbar{align-items:flex-start;gap:12px;flex-direction:column}.container{padding:18px}}
.inline-form{display:inline;margin:0}.btn.danger,button.danger{background:#8f2d2d;color:#fff}.course-block-card,.content-card{background:var(--panel2);border:1px solid var(--border);border-radius:14px;padding:18px;margin:12px 0}.block-head{display:flex;align-items:center;gap:10px}.drag-handle{cursor:grab;font-size:1.25rem;color:var(--muted);user-select:none}.course-block-card.dragging{opacity:.45}.edit-block-panel,.edit-content-panel{margin-top:16px;padding-top:16px;border-top:1px solid var(--border)}details summary{cursor:pointer}.content-card>.pill{margin-left:8px}.sortable-list{min-height:30px}