/* Общие стили */
body {
    margin: 0;
    font-family: 'Arial', sans-serif;
    font-weight: bold;
    background: #000;
    color: rgba(255, 255, 255, 0.8);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh; /* Высота остаётся неизменной */
    box-sizing: border-box;
    position: relative;
    overflow: hidden;
    text-align: center; /* Центрируем текст */
    font-size: 1rem; /* Исходный размер шрифта */
}

@keyframes twinkle {
    0% { opacity: 0; }
    50% { opacity: 1; }
    100% { opacity: 0; }
}

body::before {
    content: '';
    position: fixed;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, #1a1a1a 0%, #000 100%);
    z-index: -2;
}

.star {
    position: absolute;
    width: 5px;
    height: 5px;
    background: white;
    border-radius: 50%;
    animation: fall linear infinite;
}

@keyframes fall {
    0% {
        transform: translateY(-100px);
        opacity: 1;
    }
    100% {
        transform: translateY(100vh);
        opacity: 0;
    }
}

/* Заголовок */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.05);
    padding: 1em 2em;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 10;
}

header .logo {
    font-size: 1.5em;
    font-weight: bold;
    color: white;
    margin: 0;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

header nav ul {
    display: flex;
    gap: 1.5em;
    list-style: none;
    margin: 0;
    padding: 0;
}

header nav ul li {
    position: relative;
}

header nav ul li a {
    text-decoration: none;
    color: white;
    font-weight: bold;
    padding: 0.5em 1em; /* Исходные отступы */
    border-radius: 8px;
    transition: all 0.3s ease;
}

header nav ul li a i {
    margin-right: 8px;
    transition: transform 0.3s ease;
}

header nav ul li a:hover i {
    transform: scale(1.2);
}

header nav ul li a.active,
header nav ul li a:hover {
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
}

header nav ul li a.donate {
    color: #ff5252;
    font-weight: bold;
    border: 1px solid rgba(255, 82, 82, 0.3);
}

header nav ul li a.donate:hover {
    background: rgba(255, 82, 82, 0.1);
    box-shadow: 0 0 20px rgba(255, 82, 82, 0.2);
}

/* Фон */
.background-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.background-image {
    background: url('images/csgo-server.jpg') no-repeat center center/cover;
    filter: blur(8px) brightness(0.3);
    height: 100%;
    width: 100%;
    transform: scale(1.1);
}

/* Подвал */
footer {
    position: fixed;
    bottom: 0;
    width: 100%;
    text-align: center;
    padding: 1em;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: #bbb;
}

footer p {
    margin: 0;
    font-size: 0.9rem;
    opacity: 0.7;
}

/* Кнопка */
.center-button {
    display: inline-block;
    padding: 0.5em 1.5em; /* Исходные отступы */
    font-size: 1rem; /* Исходный размер шрифта */
    font-weight: bold;
    color: white;
    text-decoration: none;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    margin-top: 1em; /* Исходный отступ */
    backdrop-filter: blur(5px);
}

.center-button:hover {
    background: rgba(255, 255, 255, 0.2);
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Анимация смены страниц */
.fade-enter {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-enter-active {
    opacity: 1;
    transform: translateY(0);
}

.fade-exit {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-exit-active {
    opacity: 0;
    transform: translateY(-20px);
}

/* Медиазапросы для мобильных устройств */
@media (max-width: 1024px) {
    body {
        font-size: 1rem;
    }

    header {
        padding: 1em;
        flex-direction: column;
        align-items: center;
    }

    header nav ul {
        flex-direction: column;
        gap: 1em;
    }

    .center-button {
        font-size: 0.9rem;
        padding: 0.5em 1.2em;
    }
}

@media (max-width: 768px) {
    body {
        font-size: 0.9rem;
    }

    header {
        padding: 1em;
        flex-direction: column;
        align-items: center;
    }

    header nav ul {
        flex-direction: column;
        gap: 1.2em;
    }

    footer {
        padding: 0.5em;
    }

    .center-button {
        font-size: 0.9rem;
        padding: 0.5em 1em;
        margin-top: 0.5em;
    }
}

@media (max-width: 480px) {
    body {
        font-size: 0.8rem;
    }

    header {
        padding: 1em;
        flex-direction: column;
        align-items: center;
    }

    header nav ul {
        flex-direction: column;
        gap: 1em;
    }

    .center-button {
        font-size: 0.8rem;
        padding: 0.4em 1em;
    }

    footer {
        padding: 0.5em;
    }
}