/* ============================================
   FONDO DEL LOGIN CON IMAGEN
============================================ */

body {
    margin: 0;
    padding: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

    background: url("../img/fondo_login.jpg") no-repeat center center fixed;
    background-size: cover;

    position: relative;
    min-height: 100vh;

    display: flex;
    align-items: center;
    justify-content: center;
}

/* Capa oscura + blur */
body::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.55);
    /*backdrop-filter: blur(2px);*/
    z-index: 0;
}


/* ============================================
   TARJETA
============================================ */

.login-card {
    background: #ffffff;
    padding: 32px 40px;
    border-radius: 16px;
    box-shadow: 0 18px 45px rgba(15, 23, 42, 0.18);
    text-align: center;
    width: 380px;

    position: relative;
    z-index: 1; /* sobre el fondo oscurecido */
}

.login-card h2 {
    margin-top: 0;
    margin-bottom: 6px;
    font-size: 22px;
    color: #111827; /* negro suave */
}

.login-card p {
    margin-top: 0;
    margin-bottom: 20px;
    font-size: 13px;
    color: #374151; /* gris fuerte */
}


/* ============================================
   FORMULARIO
============================================ */

.login-card form {
    width: 100%;
    margin: 0 auto;
}

.login-card label {
    display: block;
    font-size: 13px;
    color: #1f2937; /* gris oscuro */
    margin-bottom: 4px;
    text-align: left;
}

/* Inputs */
.login-card input {
    width: 100%;
    padding: 10px 12px;
    margin-bottom: 14px;
    border-radius: 8px;
    border: 1px solid #d1d5db;
    font-size: 14px;
    outline: none;
}

.login-card input:focus {
    border-color: #4f46e5;
    box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.2);
}

.login-card input::placeholder {
    color: #6b7280; /* gris visible */
}

/* Botón */
.login-card button[type="submit"] {
    width: 100%;
    padding: 10px 14px;
    border-radius: 999px;
    border: none;
    background: #4f46e5;
    color: white;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
}

.login-card button[type="submit"]:hover {
    background: #4338ca;
}

.login-card button[type="submit"]:active {
    transform: translateY(1px);
}


/* ============================================
   ERROR
============================================ */

.error-msg {
    background: #ffdddd;
    color: #a60000;
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 15px;
    border: 1px solid #ffbaba;
}