/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 16px;
    background-color: #0a0a0a;
    color: #FFFFFF;
    overflow: hidden; /* Prevent scrolling on TV */
    user-select: none; /* Disable text selection */
    -webkit-user-select: none;
}

/* Layout Structure */
#app {
    width: 100vw;
    height: 100vh;
    padding: 1.04vw;
    display: flex;
    flex-direction: column;
    position: relative;
}

#header {
    height: 7.4vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.04vw;
    background-color: #1a1a1a;
    margin-bottom: 1.85vh;
}

#header h1 {
    font-size: 2rem;
    font-weight: 700;
    color: #2196F3;
}

#navigation {
    height: 5.56vh;
    display: flex;
    align-items: center;
    margin-bottom: 1.85vh;
    padding: 0 1.04vw;
}

#content {
    flex-grow: 1;
    background-color: #1a1a1a;
    padding: 1.04vw;
    overflow: hidden; /* Content might need internal scrolling */
    position: relative;
}

#footer {
    height: 5.56vh;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 1.85vh;
    background-color: #1a1a1a;
    font-size: 1.125rem;
    color: #B0B0B0;
}

.controls-hint span {
    margin: 0 0.78vw;
}