:root{--bg:#07111f;--card:#0b1a2d;--line:#233750;--ink:#eff7ff;--muted:#9bb5cc;--aqua:#59e6d7;--violet:#8c83ff}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 80% 0,#201b48,transparent 36rem),var(--bg);color:var(--ink);font:15px/1.55 Manrope,Arial,sans-serif}.shell{width:min(1180px,calc(100% - 36px));margin:auto}.academy-nav{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 0;border-bottom:1px solid var(--line)}.academy-nav a{color:var(--muted);text-decoration:none}.academy-nav nav{display:flex;gap:18px;align-items:center;flex-wrap:wrap}.brand{font-size:20px;font-weight:800;color:#fff!important}.hero{padding:65px 0 34px}.eyebrow{font:12px DM Mono,monospace;letter-spacing:.12em;color:var(--aqua)}h1{font-size:clamp(34px,6vw,68px);line-height:1.02;margin:12px 0;max-width:850px}h2{font-size:25px}h3{margin-bottom:6px}.muted,p{color:var(--muted)}.button{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:10px;padding:12px 16px;background:linear-gradient(135deg,var(--violet),#6594ff);color:#fff;text-decoration:none;font-weight:800;cursor:pointer}.button.secondary{background:#10223a;border:1px solid var(--line)}.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}.card{grid-column:span 4;background:rgba(11,26,45,.93);border:1px solid var(--line);border-radius:18px;padding:22px}.wide{grid-column:span 8}.full{grid-column:1/-1}.metric{font-size:34px;font-weight:800}.progress{height:9px;background:#15283f;border-radius:9px;overflow:hidden}.progress span{display:block;height:100%;background:linear-gradient(90deg,var(--aqua),var(--violet))}.list{display:grid;gap:12px}.item{padding:14px;border:1px solid var(--line);border-radius:12px;background:#091725}.item-row{display:flex;justify-content:space-between;gap:15px;align-items:center}.tag{font:11px DM Mono,monospace;color:var(--aqua)}input,textarea,select{width:100%;padding:12px;border:1px solid var(--line);border-radius:9px;background:#081525;color:#fff;margin:5px 0 10px}textarea{min-height:110px}.lesson-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:22px;padding:35px 0}.lesson-nav,.lesson-body{background:rgba(11,26,45,.94);border:1px solid var(--line);border-radius:18px;padding:20px}.lesson-nav button{width:100%;text-align:left;padding:11px;border:0;border-bottom:1px solid var(--line);background:none;color:var(--muted);cursor:pointer}.lesson-nav button.active{color:var(--aqua)}.lesson-copy{font-size:17px;line-height:1.8}.video-placeholder{padding:32px;border:1px dashed #49617c;border-radius:14px;text-align:center;background:#061322}.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0}.search-results{position:absolute;z-index:4;background:#091725;border:1px solid var(--line);border-radius:10px;max-width:520px;padding:8px}.admin-table{overflow:auto}.admin-table table{width:100%;border-collapse:collapse}.admin-table td,.admin-table th{padding:10px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}.notice{padding:12px;border-left:4px solid #ffce6b;background:#2b2415;color:#ffe3a4;border-radius:8px}.footer{padding:50px 0;color:var(--muted)}@media(max-width:800px){.card,.wide{grid-column:1/-1}.lesson-layout{grid-template-columns:1fr}.academy-nav{align-items:flex-start}.academy-nav nav{justify-content:flex-end}}