@import url('https://fonts.googleapis.com/css2?family=Orbitron&display=swap');

body {
    margin: 0;
    background: linear-gradient(135deg, #5a2a83, #9b4dca);
    font-family: 'Orbitron', sans-serif;
    color: white;
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow: hidden;
}
header {
    margin-top: 20px;
    font-size: 48px;
    font-weight: 900;
    color: #ffcc00;
    text-shadow: 2px 2px 6px #000;
}
nav {
    margin-top: 50px;
    display: flex;
    gap: 40px;
}
nav button {
    background: rgba(0,0,0,0.5);
    border: 2px solid transparent;
    border-radius: 12px;
    padding: 20px 30px;
    color: white;
    font-size: 18px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 140px;
    transition: all 0.3s ease;
    box-shadow: 0 0 10px rgba(0,0,0,0.3);
}
nav button.selected, nav button:hover {
    border-color: #ffcc00;
    background: rgba(255, 204, 0, 0.3);
    box-shadow: 0 0 20px #ffcc00;
}
nav button img {
    width: 48px;
    height: 48px;
    margin-bottom: 10px;
}
main {
    margin-top: 40px;
    width: 80%;
    max-width: 900px;
    background: rgba(0,0,0,0.6);
    border-radius: 12px;
    padding: 30px;
    min-height: 300px;
    box-shadow: 0 0 20px rgba(0,0,0,0.7);
    font-size: 20px;
}
footer {
    margin-top: auto;
    padding: 15px;
    font-size: 14px;
    color: #ccc;
    text-align: center;
    width: 100%;
    background: rgba(0,0,0,0.3);
    box-shadow: inset 0 1px 3px rgba(255,255,255,0.1);
}
a.logout {
    position: fixed;
    top: 20px;
    right: 20px;
    background: #ffcc00;
    color: #5a2a83;
    font-weight: bold;
    padding: 10px 15px;
    border-radius: 8px;
    text-decoration: none;
    box-shadow: 0 0 10px #ffcc00;
    transition: background-color 0.3s ease;
}
a.logout:hover {
    background-color: #e6b800;
}
.channel-list {
    list-style: none;
    padding: 0;
    max-width: 600px;
    margin: 20px auto;
}
.channel-list li {
    background: rgba(0,0,0,0.6);
    margin: 8px 0;
    padding: 12px 20px;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}
.channel-list li:hover {
    background: #ffcc00;
    color: #5a2a83;
}
video {
    display: block;
    margin: 20px auto;
    max-width: 90%;
    border-radius: 10px;
    background: black;
}