:root {
    --primary: #06a0ff;
    --primary-dark: #0588d8;
    --background: #0a0a0a;
    --surface: rgba(255, 255, 255, 0.05);
    --glass: rgba(255, 255, 255, 0.1);
    --text: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --gradient: linear-gradient(120deg, #06a0ff, #00d4ff);
    --main-bg-color: #f0f0f0;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --hover-transform: translateY(-3px);
    --transition-speed: 0.3s;
}

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

body {
    font-family: 'Inter', Arial, sans-serif;
    background-color: var(--background);
    margin: 0;
    padding: 0;
    color: var(--text);
    line-height: 1.6;
}

.filterBox {
    background: var(--surface);
    padding: 25px;
    border-radius: 16px;
    margin-bottom: 25px;
    box-shadow: var(--box-shadow);
    backdrop-filter: blur(10px);
}

.input-search {
    position: relative;
    margin-bottom: 25px;
}

.input-search span {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    font-size: 1.1em;
}

.input-search input {
    width: 100%;
    padding: 15px 15px 15px 50px;
    background: var(--glass);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: var(--text);
    font-size: 1rem;
    transition: all var(--transition-speed) ease;
}

.input-search input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(6, 160, 255, 0.1);
}

.input-search input::placeholder {
    color: var(--text-secondary);
}

.categories-box ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.categories-box ul li a {
    display: inline-block;
    padding: 8px 16px;
    background: var(--glass);
    border-radius: 20px;
    color: var(--text);
    text-decoration: none;
    transition: all 0.3s ease;
}

.categories-box ul li a.selected,
.categories-box ul li a:hover {
    background: var(--gradient);
}

.channel-country {
    margin: 20px 0 10px;
}

.channel-country .sign {
    color: var(--text);
    font-weight: bold;
    text-decoration: none;
}

.allchannels {
    background: var(--surface);
    border-radius: 8px;
    padding: 15px;
    margin: 0;
}

.allchannels .col-md-4 {
    padding: 5px;
}

.allchannels a {
    display: block;
    padding: 10px;
    background: var(--glass);
    border-radius: 6px;
    color: var(--text);
    text-decoration: none;
    transition: all 0.3s ease;
}

.allchannels a:hover {
    background: var(--primary);
    transform: translateY(-2px);
}

.filter-countries-box {
    background: var(--surface);
    padding: 15px;
    border-radius: 8px;
    margin-top: 15px;
}

.filter-countries-box .country {
    padding: 8px 16px;
    cursor: pointer;
    color: var(--text);
    transition: all 0.3s ease;
}

.filter-countries-box .country:hover,
.filter-countries-box .country.selected {
    background: var(--glass);
    border-radius: 6px;
}

@media (max-width: 606px) {
    .categories-box ul {
        flex-direction: column;
    }
    
    .filter-countries-box {
        display: none;
    }
    
    .col-md-4 {
        width: 100%;
    }
}