:root{--blue:#425CC7;--yellow:#FFB71B;--dark:#132048;--bg:#f4f7ff;--muted:#6b7280;--white:#fff;--danger:#dc2626;--success:#16a34a}*{box-sizing:border-box}body{margin:0;font-family:Arial,'Segoe UI',Tahoma,sans-serif;background:linear-gradient(135deg,#f7f9ff,#eef3ff);color:var(--dark);min-height:100vh}.wrap{max-width:1050px;margin:0 auto;padding:22px}.center{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.card{background:var(--white);border-radius:26px;box-shadow:0 20px 50px rgba(19,32,72,.12);padding:28px;border:1px solid rgba(66,92,199,.12)}.login-card{max-width:460px;width:100%;text-align:center}.logo{max-width:260px;width:70%;height:auto;margin-bottom:18px}.title{font-size:28px;font-weight:800;margin:8px 0;color:var(--dark)}.subtitle{color:var(--muted);margin:0 0 22px}label{display:block;text-align:left;font-weight:700;margin:14px 0 8px}select,input,textarea{width:100%;padding:13px 14px;border:1px solid #dbe3ff;border-radius:14px;font-size:15px;outline:none;background:#fff}select:focus,input:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(66,92,199,.12)}button,.btn{display:inline-flex;align-items:center;justify-content:center;border:none;border-radius:14px;background:var(--blue);color:#fff;padding:13px 20px;font-weight:800;cursor:pointer;text-decoration:none;font-size:15px}button:hover,.btn:hover{filter:brightness(.95)}.btn-yellow{background:var(--yellow);color:var(--dark)}.btn-light{background:#edf2ff;color:var(--blue)}.error{background:#fff1f2;color:#be123c;border:1px solid #fecdd3;border-radius:14px;padding:12px;margin:12px 0}.info{background:#eff6ff;color:#1d4ed8;border:1px solid #bfdbfe;border-radius:14px;padding:14px;margin:12px 0}.success{background:#f0fdf4;color:#15803d;border:1px solid #bbf7d0;border-radius:14px;padding:14px;margin:12px 0}.header{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:18px 0 24px}.header img{max-width:230px}.hero{background:var(--blue);color:#fff;border-radius:26px;padding:24px;margin-bottom:20px;display:flex;justify-content:space-between;align-items:center;gap:15px}.hero h1{margin:0;font-size:30px}.hero p{margin:8px 0 0;color:#e6ecff}.video-card{padding:18px}video{width:100%;border-radius:18px;background:#000;max-height:70vh}.admin-table{width:100%;border-collapse:separate;border-spacing:0 10px}.admin-table th{text-align:left;color:#4b5563;font-size:13px}.admin-table td,.admin-table th{padding:12px}.admin-table tr:not(:first-child){background:#fff;box-shadow:0 8px 20px rgba(19,32,72,.08)}.admin-table tr td:first-child{border-radius:14px 0 0 14px}.admin-table tr td:last-child{border-radius:0 14px 14px 0}.pill{padding:6px 10px;border-radius:999px;font-size:12px;font-weight:800}.pill-on{background:#dcfce7;color:#166534}.pill-off{background:#fee2e2;color:#991b1b}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.top-actions{display:flex;gap:10px;align-items:center;justify-content:flex-end}@media(max-width:760px){.wrap{padding:14px}.header,.hero{flex-direction:column;text-align:center}.grid{grid-template-columns:1fr}.admin-table{display:block;overflow-x:auto}.title{font-size:24px}}