/* ═══════════════════════════════════════════════════════════════════════════
   UI Chrome & kleine Cross-Route-Komponenten
    Scroll-Progress · Breadcrumb · Reading-Time-Badge · Page-Updated-Pill
    Code-Copy-Button · Notification-Badge · Social-Icons · RSS-Icon
═══════════════════════════════════════════════════════════════════════════ */

/* ── Scroll Progress ───────────────────────────────────────────────────── */
#scroll-progress {
     position: fixed;
     top: 0;
     left: 0;
     height: 3px;
     width: 0%;
     background: linear-gradient(90deg, var(--accent-teal, #0d9488), var(--accent-color, #e8a838));
     z-index: calc(var(--z-header, 1000) + 100);
     transition: width 0.1s linear;
}

/* ── Breadcrumb ───────────────────────────────────────────────────────── */
.breadcrumb-nav {
    background: var(--bg-secondary, #f1f5f9);
    border-bottom: 1px solid var(--border-color, #e2e8f0);
    padding: .45rem 0;
    font-size: .78rem;
    color: var(--text-muted, #94a3b8);
    margin-top: calc(-1 * var(--spacing-header-content, 25px));
    margin-bottom: var(--spacing-header-content, 25px);
}

.breadcrumb {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0;
}

.breadcrumb li {
    display: flex;
    align-items: center;
}

.breadcrumb a {
    color: var(--text-secondary, #64748b);
    text-decoration: none;
    transition: color .15s;
}

.breadcrumb a:hover {
    color: var(--primary-light, #2563eb);
    text-decoration: underline;
}

.breadcrumb .sep {
    padding: 0 .3rem;
    color: var(--text-muted, #94a3b8);
    user-select: none;
}

.breadcrumb .current {
    color: var(--text-muted, #94a3b8);
}

body.dark-mode .breadcrumb-nav {
    background: var(--bg-dark, #0a0f1a);
    border-color: rgba(255,255,255,.07);
}

body.dark-mode .breadcrumb a {
    color: #94a3b8;
}

body.dark-mode .breadcrumb a:hover {
    color: var(--accent-teal-light, #5eead4);
}

/* ── Reading-Time Badge ───────────────────────────────────────────────── */
.reading-time-badge {
    display: inline-flex;
    align-items: center;
    gap: .2rem;
    background: rgba(13,148,136,.12);
    color: var(--accent-teal, #0d9488);
    border: 1px solid rgba(13,148,136,.25);
    border-radius: 20px;
    padding: .15rem .6rem;
    font-size: .75rem;
    font-weight: 600;
    white-space: nowrap;
    vertical-align: middle;
}

body.dark-mode .reading-time-badge {
    background: rgba(13,148,136,.18);
    border-color: rgba(13,148,136,.35);
    color: #5eead4;
}

/* ── Page Updated Pill ────────────────────────────────────────────────── */
.page-updated-pill-wrap {
    margin-top: 2rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-color, #e2e8f0);
}

.page-updated-pill {
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    background: var(--bg-secondary, #f1f5f9);
    color: var(--text-muted, #64748b);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: 20px;
    padding: .25rem .75rem;
    font-size: .78rem;
    font-weight: 500;
    white-space: nowrap;
}

body.dark-mode .page-updated-pill {
    background: rgba(255,255,255,.06);
    border-color: rgba(255,255,255,.1);
    color: #94a3b8;
}

/* ── Code Copy Button ─────────────────────────────────────────────────── */
pre {
    position: relative;
}

.code-copy-btn {
    position: absolute;
    top: .5rem;
    right: .5rem;
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.18);
    border-radius: 4px;
    color: rgba(255,255,255,.65);
    cursor: pointer;
    font-size: .72rem;
    line-height: 1;
    padding: .28rem .42rem;
    z-index: 10;
    opacity: 0;
    transition: opacity .2s ease, background .15s, color .15s, border-color .15s;
}

pre:hover .code-copy-btn {
    opacity: 1;
}

.code-copy-btn:hover {
    background: rgba(255,255,255,.18);
    color: #fff;
    border-color: rgba(255,255,255,.35);
}

.code-copy-btn:focus-visible {
    opacity: 1;
    outline: 2px solid var(--accent-teal, #0d9488);
    outline-offset: 2px;
}

.code-copy-btn.copied {
    background: rgba(13,148,136,.35);
    border-color: #0d9488;
    color: #fff;
    opacity: 1;
}

/* ── Notification Badge ───────────────────────────────────────────────── */
.notif-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 15px;
    height: 15px;
    padding: 0 3px;
    background: #ef4444;
    color: #fff;
    border-radius: 999px;
    font-size: .6rem;
    font-weight: 700;
    line-height: 1;
    margin-left: 3px;
    vertical-align: middle;
    animation: notif-pulse 2s ease-in-out infinite;
}

@keyframes notif-pulse {
    0%, 100% {
        opacity: 1;
    }

    50% {
        opacity: .7;
    }
}

/* ── Social Icons ─────────────────────────────────────────────────────── */
.social-icons {
    display: flex;
    gap: 8px;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--bg-secondary, #f1f5f9);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: var(--radius-sm, 4px);
    color: var(--text-muted, #64748b);
    font-size: .9rem;
    font-weight: 700;
    transition: var(--transition-fast, all 0.15s ease);
    text-decoration: none;
}

.social-icons a:hover {
    background: var(--primary-color, #1e3a5f);
    color: #fff;
    border-color: var(--primary-color, #1e3a5f);
}

.social-icons a.li:hover {
    background: #0077b5;
    border-color: #0077b5;
}

.social-icons a.gh:hover {
    background: #181717;
    border-color: #181717;
}

.social-icons a.rss:hover {
    background: #f26522;
    border-color: #f26522;
}

/* ── RSS SVG Icon ─────────────────────────────────────────────────────── */
.rss-svg-icon {
    vertical-align: middle;
    display: inline-block;
    color: var(--accent-color, #e8a838);
    transition: color .15s;
}

.member-bar__link:hover .rss-svg-icon {
    color: #fff;
}

.member-bar__link--edit {
    color: var(--accent-color, #e8a838);
    font-weight: 700;
}

.member-bar__link--edit:hover,
.member-bar__link--edit:focus-visible {
    color: #fff;
}

.member-bar__link--edit .member-bar__icon {
    transform: translateY(-1px);
}