/* ---------------------------------------------------------
   gelbe-Zettel.de — sidebar/topbar layout
   Loaded after base.css; only touches new layout structure,
   does not override legacy rules.
--------------------------------------------------------- */

html, body {
    height: 100%;
}

.topbar {
    --bs-bg-opacity: 0.85;
    z-index: 1030;
}

.sidebar {
    width: 240px;
    min-height: calc(100vh - 56px); /* topbar height */
    position: sticky;
    top: 56px;
    background-color: #fdfaf0;
    overflow-y: auto;
    overflow-x: hidden;
    transition: width 0.2s ease;
}

body.sidebar-collapsed .sidebar {
    width: 64px;
}

body.sidebar-collapsed .sidebar .nav-label {
    display: none;
}

body.sidebar-collapsed .sidebar .sidebar-header {
    flex-direction: column;
    justify-content: center;
    gap: 0.5rem;
}

body.sidebar-collapsed .sidebar .sidebar-brand {
    justify-content: center;
}

body.sidebar-collapsed .sidebar .sidebar-brand img {
    margin-right: 0 !important;
}

body.sidebar-collapsed .sidebar .nav-link {
    display: flex;
    justify-content: center;
    padding-left: 0;
    padding-right: 0;
}

body.sidebar-collapsed .sidebar .nav-link i {
    margin-right: 0 !important;
    font-size: 1.2rem;
}

body.sidebar-collapsed .sidebar .badge {
    display: none;
}

.sidebar-collapse-btn {
    flex-shrink: 0;
}

.sidebar-collapse-btn i {
    transition: transform 0.2s ease;
}

body.sidebar-collapsed .sidebar .sidebar-collapse-btn i {
    transform: rotate(180deg);
}

/* WebUntis logo: full wordmark when expanded, small icon when collapsed */
.webuntis-icon-collapsed {
    display: none;
}

body.sidebar-collapsed .sidebar .webuntis-icon-collapsed {
    display: inline-block;
}

.sidebar-brand img {
    border-radius: 4px;
}

.sidebar .nav-link {
    border-radius: 0.5rem;
    font-size: 0.95rem;
}

.sidebar .nav-link.active {
    background-color: #ffc107;
    color: #212529;
    font-weight: 600;
}

.sidebar .nav-link:not(.active):hover {
    background-color: rgba(255, 193, 7, 0.15);
}

#content {
    min-height: calc(100vh - 56px);
    min-width: 0;
}

.nav-icon i {
    color: #212529;
}

/* Offcanvas mobile sidebar reuses the same nav styling */
.offcanvas .nav-link.active {
    background-color: #ffc107;
    color: #212529;
    font-weight: 600;
}

.offcanvas .nav-link:not(.active) {
    color: #212529;
}

@media (max-width: 991.98px) {
    .sidebar {
        display: none;
    }
}

/* ---------------------------------------------------------
   Print: hide app chrome so only the gelber Zettel content
   prints (extends the existing @media print rules in base.css)
--------------------------------------------------------- */
@media print {
    .topbar,
    .sidebar,
    .offcanvas,
    footer {
        display: none !important;
    }

    #content {
        padding: 0 !important;
        margin: 0 !important;
    }
}