/* ====== LOGIN PAGE ====== */
body.login-body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background: linear-gradient(135deg, #1d3557, #457b9d);
    font-family: 'Poppins', sans-serif;
}

/* Contenedor principal del login */
.login-container {
    background: #ffffff;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    width: 360px;
    text-align: center;
    animation: fadeIn 0.8s ease-in-out;
}

/* Logo del colegio */
.login-logo {
    max-width: 100px;
    margin-bottom: 1rem;
}

/* Título */
.login-title {
    margin-bottom: 1.5rem;
    color: #1d3557;
    font-size: 1.5rem;
    font-weight: 600;
}

/* Mensaje de error */
.login-error {
    background: #ffe5e5;
    color: #d90429;
    padding: 0.7rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

/* Estilos de formulario */
.login-form .form-group {
    display: flex;
    flex-direction: column;
    text-align: left;
    margin-bottom: 1rem;
}

.login-form label {
    margin-bottom: 0.3rem;
    font-weight: 600;
    font-size: 0.9rem;
}

.login-form input {
    padding: 0.6rem;
    border: 1px solid #ccc;
    border-radius: 8px;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.3s ease;
}

.login-form input:focus {
    border-color: #457b9d;
}

/* Botón de login */
.btn-login {
    background: #1d3557;
    color: white;
    border: none;
    padding: 0.8rem 1rem;
    border-radius: 10px;
    cursor: pointer;
    font-weight: bold;
    font-size: 1rem;
    transition: background 0.3s ease, transform 0.2s ease;
    width: 100%;
    margin-top: 0.5rem;
}

.btn-login:hover {
    background: #457b9d;
    transform: scale(1.03);
}

/* Animación suave */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}