body, .main-content {
    overflow-y: auto;
    /* Windows/Macで統一感のある日本語フォント設定 */
    font-family: "Noto Sans JP",'Yu Gothic', '游ゴシック', 'Hiragino Kaku Gothic ProN', 'ヒラギノ角ゴ ProN W3', 'Meiryo', 'メイリオ', 'MS PGothic', 'MS Gothic', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* Improve readability for badges rendered on dark backgrounds */
.badge:not(.badge-outline).badge-primary,
.badge:not(.badge-outline).badge-secondary,
.badge:not(.badge-outline).badge-accent,
.badge:not(.badge-outline).badge-info,
.badge:not(.badge-outline).badge-success,
.badge:not(.badge-outline).badge-warning,
.badge:not(.badge-outline).badge-error,
.badge:not(.badge-outline).badge-neutral,
.badge.bg-primary,
.badge.bg-secondary,
.badge.bg-success,
.badge.bg-info,
.badge.bg-warning,
.badge.bg-danger,
.badge.bg-dark {
    color: #ffffff !important;
}

/* Force white text on primary buttons to avoid low contrast */
.btn.btn-primary,
.btn.btn-primary:hover,
.btn.btn-primary:focus,
.btn.btn-primary:focus-visible {
    color: #ffffff !important;
}