:root {
    --sidebar-width: 250px;
    --sidebar-bg-from: #1c1836;
    --sidebar-bg-to: #241f4d;
}

body {
    background: #f2f3f8;
    margin: 0;
}

.app-shell {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, var(--sidebar-bg-from), var(--sidebar-bg-to));
    color: #fff;
    flex-shrink: 0;
}

.sidebar .offcanvas-body {
    height: 100%;
}

@media (min-width: 992px) {
    .app-shell {
        flex-direction: row;
    }

    .sidebar {
        position: sticky;
        top: 0;
        height: 100vh;
    }
}

.sidebar-brand {
    display: block;
    color: #fff;
    font-weight: 700;
    font-size: 1.15rem;
    text-decoration: none;
    padding: 1.25rem 1.25rem 1rem;
}

.sidebar-nav {
    padding: 0 .75rem;
    gap: .15rem;
}

.sidebar-nav .nav-link {
    color: rgba(255, 255, 255, .75);
    border-radius: .5rem;
    padding: .6rem .9rem;
    font-size: .93rem;
}

.sidebar-nav .nav-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, .08);
}

.sidebar-nav .nav-link.active,
.sidebar-nav .nav-link:active {
    color: #fff;
    background: linear-gradient(135deg, var(--color-primario), var(--color-secundario));
}

.sidebar-user {
    padding: 1rem 1.25rem 1.25rem;
    border-top: 1px solid rgba(255, 255, 255, .12);
    margin-top: .5rem;
}

.sidebar-user-name {
    color: rgba(255, 255, 255, .65);
    font-size: .85rem;
    margin-bottom: .6rem;
}

.topbar-mobile {
    width: 100%;
    background: linear-gradient(135deg, var(--sidebar-bg-from), var(--sidebar-bg-to));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .75rem 1rem;
}

.main-content {
    flex: 1 1 auto;
    min-width: 0;
}

.main-inner {
    padding: 1.75rem;
}

.page-heading {
    color: #1f2430;
    font-weight: 700;
}

.card {
    background: #fff;
    border: 1px solid #e8e9ef;
    border-radius: .75rem;
    box-shadow: 0 1px 3px rgba(16, 20, 40, .06);
}

.table {
    background: #fff;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primario), var(--color-secundario));
    border: none;
}

.btn-primary:hover,
.btn-primary:focus {
    background: linear-gradient(135deg, var(--color-secundario), var(--color-primario));
    border: none;
}

.btn-outline-primary {
    color: var(--color-primario);
    border-color: var(--color-primario);
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
    background: var(--color-primario);
    border-color: var(--color-primario);
    color: #fff;
}