* { margin: 0; padding: 0; box-sizing: border-box; }

body, html {
    height: 100%;
    width: 100%;
    overflow: hidden;
    background-color: #000;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

/* Tela de entrada */
#loader-screen {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(135deg, #0f0f0f 0%, #1a1a1a 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 999;
    color: #fff;
    transition: opacity 0.5s ease;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid rgba(255, 255, 255, 0.1);
    border-top: 5px solid #00c3ff; /* Cor azul IPTV */
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

h2 { font-weight: 300; letter-spacing: 2px; margin-bottom: 10px; }
p { color: #888; font-size: 14px; }

@keyframes spin { to { transform: rotate(360deg); } }

/* Botão que só aparece se houver erro */
#btn-manual {
    display: none;
    margin-top: 25px;
    padding: 12px 25px;
    background-color: #00c3ff;
    color: white;
    border: none;
    border-radius: 30px;
    font-weight: bold;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 195, 255, 0.3);
}

/* Iframe ocupando tudo */
.app-container { width: 100%; height: 100%; }
iframe { width: 100%; height: 100%; border: none; }