.borderBtt {
    border: 0;
    border-bottom: black 1px solid;
    background: transparent;
}

.sinborder {
    border: 0;
    background: transparent;
}

.error {
    background: red;
}

.form-control:focus {
    border-color: var(--main-color);
    box-shadow: 0 0 0 0.2rem rgba(68, 187, 164, 0.25);
}


:root {
    --main-color: #44BBA4;
    --main-hover: #379d8a;
    --main-light: #d4f4ee;
    --text-color: #ffffff;
}

/* Navbar */
.navbar {
    background-color: var(--main-color) !important;
}

.navbar .nav-link,
.navbar .navbar-brand {
    color: var(--text-color) !important;
}

.navbar .nav-link:hover {
    color: #e6fffa !important;
}

/* Sidebar */
.main-sidebar {
    background-color: #3D9C8B !important;
    /* verde azulado relajante */
    color: #ffffff !important;
    font-family: 'Segoe UI', sans-serif;
    box-shadow: 2px 0 6px rgba(0, 0, 0, 0.1);
}

.sidebar .info p,
.brand-text {
    color: var(--text-color) !important;
}

.nav-sidebar .nav-link {
    color: #ffffff !important;
    font-size: 15px;
    transition: background-color 0.3s ease, transform 0.2s ease;
    border-radius: 8px;
    margin: 4px 6px;
    padding: 8px 12px;
}


.nav-sidebar .nav-link i {
    opacity: 0.9;
}

.nav-sidebar .nav-link.active,
.nav-sidebar .nav-link:hover {
    background-color: #56C6B2 !important;
    /* verde agua brillante */
    color: #ffffff !important;
    transform: translateX(4px);
}

.brand-link {
    background-color: #3D9C8B !important;
    /* tono armónico con #44BBA4 */
    display: flex;
    align-items: center;
    padding: 0.5rem 1rem;
    /* menos padding vertical, más espacio útil */
    height: 64px;
    /* altura controlada para el área del logo */
}

.brand-link img {
    background-color: #ffffff;
    border-radius: 50%;
    padding: 4px;
    /* menos padding interior, más grande el ícono */
    width: 52px;
    height: 52px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    object-fit: contain;
}

.brand-link span {
    color: #ffffff;
    font-weight: bold;
    margin-left: 12px;
    font-size: 18px;
}

.sidebar {
    padding-top: 1rem;
}

/* Botones */
.btn-primary {
    background-color: var(--main-color);
    border-color: var(--main-color);
}

.btn-primary:hover {
    background-color: var(--main-hover);
    border-color: var(--main-hover);
}

/* Badges y otros */
.badge-danger {
    background-color: var(--main-hover);
}