:root{--azul:#0d6efd;--fondo:#f3f6fb;--oscuro:#111827;--texto:#1f2937;--gris:#6b7280;--verde:#198754;--rojo:#dc3545;--amarillo:#ffc107;--card:#ffffff}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--fondo);color:var(--texto)}a{color:var(--azul);text-decoration:none}.container{max-width:1100px;margin:0 auto;padding:22px}.card{background:var(--card);border-radius:16px;padding:22px;box-shadow:0 6px 24px rgba(15,23,42,.08);margin-bottom:18px}.header{background:linear-gradient(135deg,#0d6efd,#0a58ca);color:#fff;padding:22px}.header .container{display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{font-size:22px;font-weight:700}.nav a{color:#fff;margin-left:14px;font-weight:600}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.form-group label{display:block;font-weight:700;margin-bottom:6px}.form-control,select,textarea{width:100%;padding:12px;border:1px solid #d1d5db;border-radius:10px;font-size:15px;background:#fff}.btn{display:inline-block;border:0;border-radius:10px;padding:11px 16px;background:var(--azul);color:#fff;font-weight:700;cursor:pointer}.btn-success{background:var(--verde)}.btn-danger{background:var(--rojo)}.btn-warning{background:#b58100}.btn-light{background:#e5e7eb;color:#111827}.alert{padding:13px 15px;border-radius:12px;margin:12px 0}.alert-success{background:#dcfce7;color:#14532d}.alert-danger{background:#fee2e2;color:#7f1d1d}.alert-info{background:#dbeafe;color:#1e3a8a}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse;background:#fff}.table th,.table td{padding:12px;border-bottom:1px solid #e5e7eb;text-align:left;vertical-align:top}.badge{display:inline-block;padding:5px 9px;border-radius:999px;font-size:12px;font-weight:700}.badge-pendiente{background:#fef3c7;color:#92400e}.badge-habilitado{background:#dcfce7;color:#14532d}.badge-bloqueado{background:#fee2e2;color:#7f1d1d}.video-box{position:relative;padding-bottom:56.25%;height:0;overflow:hidden;border-radius:16px;background:#000}.video-box iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0}.login-box{max-width:430px;margin:70px auto}.center{text-align:center}.muted{color:var(--gris)}.tv-body{background:#050816;color:#fff;min-height:100vh}.tv-code{font-size:56px;letter-spacing:8px;font-weight:800;background:#fff;color:#111827;border-radius:20px;padding:25px;margin:22px auto;display:inline-block}.tv-screen{max-width:950px;margin:0 auto;padding:35px;text-align:center}.actions{display:flex;gap:8px;flex-wrap:wrap}.copy-box{background:#f9fafb;border:1px dashed #9ca3af;padding:12px;border-radius:10px;word-break:break-all}@media(max-width:760px){.header .container{display:block}.nav{margin-top:12px}.nav a{display:inline-block;margin:0 10px 8px 0}.form-grid{grid-template-columns:1fr}.container{padding:14px}.table th,.table td{font-size:13px;padding:9px}.tv-code{font-size:36px;letter-spacing:5px}.actions{display:block}.actions .btn{margin-bottom:7px;width:100%;text-align:center}}