form {
    max-width: 400px;
    margin: 40px auto;
    padding: 30px;
    border: 1px solid var(--column-border-color);
    border-radius: var(--form-border-radius);
    background-color: var(--column-background-color);
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

input[type="email"],
input[type="text"],
input[type="number"],
input[type="password"],
select {
    width: 100%;
    padding: 12px 15px;
    margin: 15px 0;
    border: 1px solid #ccc;
    border-radius: var(--column-border-radius);
    box-sizing: border-box;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}
input[type="password"]{
    padding-right: 60px;
}

input[type="email"]:focus,
input[type="text"]:focus,
input[type="number"]:focus,
input[type="password"]:focus,
select:focus {
    border-color: #007bff;
    outline: none;
}

::placeholder {
    color: var(--placeholder-text-color);
}

.form-group {
    position: relative;
}

.form-group input {
    width: 100%;
    font-size: 1rem;
    box-sizing: border-box;
}

.form-title{
    width: auto;
    color: var(--column-title-color);
    text-align: center;
    font-weight: bolder;
    font-size: var(--column-title-font-size);
}

.placeholder-text {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--placeholder-text-color);
    pointer-events: none; 
    transition: all 0.2s ease;
    font-size: 1rem;
}

select:focus + .placeholder-text,
select:not([value=""]) + .placeholder-text,
input:focus + .placeholder-text,
input:not(:placeholder-shown) + .placeholder-text {
    position: absolute;
    top: 12px;
    left: 10px;
    font-size: 0.8rem;
    padding: 0px 2px;
    background-color: var(--column-background-color);
    color: #007bff;
}

.password-btn {
    width: auto;
    padding: 0;
    background: transparent;
    color: var(--placeholder-text-color);
    font-weight: normal;
    position: absolute;
    top: 50%;
    right: 15px;
    transform: translateY(-50%);
    cursor: pointer;
    margin: 0;
    border-radius: 0;
    border: none;
}

.alert-danger{
    width: auto;
    color: red;
    text-align: center;
    font-size: 0.9rem;
}