html {
    font-size: 14px;
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
    position: relative;
    min-height: 100%;
}

body {
    margin-bottom: 60px;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}

[v-cloak] {
    display: none;
}

.form-control:focus, .btn:focus, .form-select:focus {
    box-shadow: none !important;
}

.text-shadow {
    text-shadow: 2px 2px 4px rgba(0,0,0,0.4);
}

.hover-scale {
    transition: transform 1s ease, box-shadow 0.5s ease;
}

    .hover-scale:hover {
        transform: translateY(-3px) scale(1.02);
    }

.fade-control {
    opacity: 0.8;
    transition: opacity 0.2s ease;
}

    .fade-control:hover {
        opacity: 1;
    }

.color-invert {
    -webkit-filter: grayscale(100%);
    -moz-filter: grayscale(100%);
    -ms-filter: grayscale(100%);
    -o-filter: grayscale(100%);
    filter: grayscale(100%);
    filter: gray;
}

.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2; /* 核心：限制行数为2 */
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.text-truncate-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3; /* 核心：限制行数为2 */
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}