/* Header */
.header-custom {
    background-color: var(--bg-main);
    position: sticky;
    top: 0;
    z-index: 1020;
}
.header-custom::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--border-gradient);
}
.header-custom .navbar-brand {
    color: #fff;
    font-weight: bold;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.header-custom .navbar-brand:hover {
    color: #fff;
}
.header-custom .nav-link {
    color: var(--text-secondary) !important;
    font-weight: bold;
    padding: 1rem 1rem !important;
}
.header-custom .multiview-nav-link {
    display: inline-flex;
    gap: 0.45rem;
    align-items: center;
}

.header-custom .multiview-count-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.8rem;
    padding: 0.18rem 0.5rem;
    color: #fff;
    background: linear-gradient(135deg, #00a9b7, #7545e8);
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 999px;
    box-shadow: 0 0 12px rgba(0, 242, 254, 0.2);
    font-size: 0.72rem;
    line-height: 1;
    white-space: nowrap;
}
.header-custom .multiview-count-badge[hidden] {
    display: none;
}
.header-custom .nav-link:hover {
    color: #fff !important;
}
.header-custom .nav-link.active {
    color: #00f2fe !important;
    position: relative;
}
.header-custom .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10%;
    width: 80%;
    height: 3px;
    background-color: #00f2fe;
}