/* style.css */
body {
    font-family: 'Segoe UI', sans-serif;
    margin: 0;
}

/* ── Sidebar ──────────────────────────────────────────────────────────── */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 240px;
    height: 100vh;
    background-color: #0f1b35;
    color: #c9d3e3;
    display: flex;
    flex-direction: column;
    z-index: 1000;
}

.sidebar-brand {
    padding: 24px 20px 16px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.sidebar-brand h5 {
    color: #ffffff;
    font-weight: 700;
    margin: 0;
    font-size: 1.1rem;
}
.sidebar-brand small {
    color: #7a89a8;
    font-size: 0.75rem;
}

.sidebar-section-title {
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.5px;
    color: #5d6b8a;
    padding: 18px 20px 6px 20px;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding-bottom: 10px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    color: #c9d3e3;
    text-decoration: none;
    font-size: 0.92rem;
    transition: background-color 0.15s;
}
.sidebar-link:hover {
    background-color: rgba(255,255,255,0.06);
    color: #ffffff;
}
.sidebar-link.active {
    background-color: rgba(255,255,255,0.1);
    color: #ffffff;
    border-left: 3px solid #4d8eff;
    padding-left: 17px;
}

.sidebar-footer {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 14px 20px;
}
.sidebar-footer .user-name {
    color: #ffffff;
    font-size: 0.9rem;
    font-weight: 600;
}
.sidebar-footer .user-role {
    color: #7a89a8;
    font-size: 0.75rem;
}
.sidebar-footer a {
    color: #8fa2c9;
    font-size: 0.82rem;
    text-decoration: none;
}
.sidebar-footer a:hover {
    color: #ffffff;
}

/* ── Hauptinhalt ──────────────────────────────────────────────────────── */
.main-content {
    margin-left: 240px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
.content-body {
    flex: 1;
    padding: 30px;
}

footer.app-footer {
    font-size: 0.78rem;
    padding: 12px 30px;
    color: #9aa5b8;
    border-top: 1px solid #e5e8ee;
}

/* ── Karten (bestehend) ───────────────────────────────────────────────── */
.card {
    border: none;
    border-radius: 8px;
}
.btn-dark:hover {
    background-color: #333;
}

/* Mobile: Sidebar wird ausblendbar (einfache Variante: bleibt fix, schmal genug) */
@media (max-width: 768px) {
    .sidebar { width: 200px; }
    .main-content { margin-left: 200px; }
}