/* ============================================================
   i18n: locale switcher + translation banner
   ============================================================ */

/* ----- Locale switcher (navbar 内) ----- */
.locale-switcher {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    margin-left: 0.75rem;
    margin-right: 0.5rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    line-height: 1;
    color: var(--hl-fg-dim, #8a8a8a);
}

.locale-switcher-link {
    display: inline-block;
    padding: 0.3rem 0.55rem;
    border-radius: 4px;
    color: var(--hl-fg-dim, #8a8a8a);
    text-decoration: none;
    border: 1px solid transparent;
    transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.locale-switcher-link:hover {
    color: #00ff41;
    border-color: rgba(0, 255, 65, 0.35);
}

.locale-switcher-link.is-active {
    color: #00ff41;
    border-color: rgba(0, 255, 65, 0.6);
    background: rgba(0, 255, 65, 0.07);
    font-weight: 700;
}

.locale-switcher-sep {
    color: rgba(255, 255, 255, 0.2);
    user-select: none;
}

/* モバイルメニュー内では width いっぱい */
.mobile-menu .locale-switcher {
    margin: 0.5rem 0 0;
    justify-content: center;
}

/* navbar が flex の場合、switcher を hamburger より前に置く */
@media (max-width: 1023px) {
    .navbar .locale-switcher {
        /* デスクトップだけ表示 — モバイルはハンバーガーメニュー側 */
        display: none;
    }
}

/* ----- Translation banner (未翻訳記事の上部) ----- */
.translation-banner {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    margin: 1rem 0;
    padding: 0.75rem 1rem;
    background: rgba(255, 200, 0, 0.06);
    border: 1px solid rgba(255, 200, 0, 0.35);
    border-left-width: 4px;
    border-radius: 4px;
    color: #f0d97c;
    font-size: 0.88rem;
    line-height: 1.55;
}

.translation-banner-icon {
    flex: 0 0 auto;
    font-size: 1.05rem;
}

.translation-banner-text {
    flex: 1;
}

/* ============================================================
   Error pages (404 / 500)
   ============================================================ */
.error-card {
    max-width: 640px;
    margin: 4rem auto;
    padding: 3rem 2rem;
    text-align: center;
    background: rgba(0, 255, 65, 0.03);
    border: 1px solid rgba(0, 255, 65, 0.25);
    border-radius: 6px;
    box-shadow: 0 0 30px rgba(0, 255, 65, 0.05);
}

.error-card .error-code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.95rem;
    color: #00ff41;
    letter-spacing: 0.15em;
    margin-bottom: 1rem;
    opacity: 0.85;
}

.error-card .error-heading {
    color: var(--hl-fg, #e0e0e0);
    font-size: 1.6rem;
    margin: 0 0 1rem;
    line-height: 1.4;
}

.error-card .error-message {
    color: var(--hl-fg-dim, #8a8a8a);
    margin: 0 0 2rem;
    line-height: 1.7;
}

.error-card .cyber-button {
    display: inline-block;
    padding: 0.7rem 1.6rem;
    background: transparent;
    color: #00ff41;
    border: 1px solid rgba(0, 255, 65, 0.6);
    text-decoration: none;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    transition: background 0.15s ease, border-color 0.15s ease;
}

.error-card .cyber-button:hover {
    background: rgba(0, 255, 65, 0.1);
    border-color: #00ff41;
}